Annotation of loncom/interface/lonpopulate.pm, revision 1.54

1.4       albertel    1: # automated enrollment configuration handler
1.54    ! raeburn     2: # $Id: lonpopulate.pm,v 1.53 2008/03/06 21:42:51 raeburn Exp $
1.4       albertel    3: #
                      4: # Copyright Michigan State University Board of Trustees
                      5: #
                      6: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
                      7: #
                      8: # LON-CAPA is free software; you can redistribute it and/or modify
                      9: # it under the terms of the GNU General Public License as published by
                     10: # the Free Software Foundation; either version 2 of the License, or
                     11: # (at your option) any later version.
                     12: #
                     13: # LON-CAPA is distributed in the hope that it will be useful,
                     14: # but WITHOUT ANY WARRANTY; without even the implied warranty of
                     15: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     16: # GNU General Public License for more details.
                     17: #
                     18: # You should have received a copy of the GNU General Public License
                     19: # along with LON-CAPA; if not, write to the Free Software
                     20: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     21: #
                     22: # /home/httpd/html/adm/gpl.txt
                     23: #
                     24: # http://www.lon-capa.org/
                     25: #
1.1       raeburn    26: package Apache::lonpopulate;
                     27: 
                     28: use strict;
                     29: use lib qw(/home/httpd/lib/perl);
1.7       raeburn    30: use Apache::lonnet;
                     31: use Apache::loncommon;
                     32: use Apache::lonhtmlcommon;
1.3       albertel   33: use Apache::lonlocal;
1.14      raeburn    34: use Apache::loncoursedata;
1.43      raeburn    35: use Apache::longroup;
1.51      raeburn    36: use Apache::lonuserutils;
1.1       raeburn    37: use Apache::Constants qw(:common :http REDIRECT);
                     38: use Time::Local;
1.7       raeburn    39: use LONCAPA::Enrollment;
1.1       raeburn    40: 
                     41: ###############################################################
                     42: sub header {
1.41      albertel   43:     return &Apache::loncommon::start_page('Classlist Manager');
1.1       raeburn    44: }
                     45: 
                     46: ###############################################################
                     47: 
                     48: sub choose_header {
1.41      albertel   49:     my ($action) = @_;
1.45      raeburn    50:     my $notify_check = '/^note_[0-9]+$/';
1.1       raeburn    51:     my $scripttag = qq|
                     52: <script language='javascript' type='text/javascript'>
                     53: <!--
1.16      raeburn    54: function process(calling,numauto,nummanual,numlock,numunlock) {
1.1       raeburn    55:  var checker = 1
                     56:  var rad1 = 0
                     57:  var rad2 = 0
                     58:  var formName = document.forms.enter
1.14      raeburn    59:  if (calling == "viewclass") {
                     60:      formName = document.forms.studentform
                     61:  }
1.1       raeburn    62:  formName.action.value = calling
                     63:  if (calling == "chgsettings") {
                     64:    for (var j=0; j<formName.autoadds.length; j++) {
                     65:        if (formName.autoadds[j].checked) {
                     66:            rad1 = 1
                     67:        }
                     68:    }
                     69:    for (var k=0; k<formName.autodrops.length; k++) {
                     70:        if (formName.autodrops[k].checked) {
                     71:            rad2 = 1
                     72:        }
                     73:    }
                     74:    if (rad1 == 0) {
1.17      raeburn    75:        alert("You must select either 'Enable' or 'Disable' for nightly additions based on classlist changes")
1.1       raeburn    76:        checker = 0
                     77:    }
                     78:    if (rad2 == 0) {
1.17      raeburn    79:        alert("You must select either 'Enable' or 'Disable' for nightly removals based on classlist changes")
1.1       raeburn    80:        checker = 0
                     81:    }
                     82:  }
                     83:  if (calling == "updatenow") {
                     84:      var enrolldis
                     85:      var unenrolldis
                     86:      for (var j=0; j<formName.updateadds.length; j++) {
                     87:          if (formName.updateadds[j].value == 0) {
                     88:              enrolldis = j
                     89:          }
                     90:          if (formName.updateadds[j].checked) {
                     91:              rad1 = 1
                     92:          }
                     93:      }
                     94:      for (var k=0; k<formName.updatedrops.length; k++) {
                     95:          if (formName.updatedrops[k].value == 0) {
                     96:              unenrolldis = k 
                     97:          }
                     98:          if (formName.updatedrops[k].checked) {
                     99:              rad2 = 1
                    100:          }
                    101:      }
                    102:      if (rad1 == 0) {
1.17      raeburn   103:          alert("You must select either 'Yes' or 'No' for immediate addition of newly registered students to the roster")
1.1       raeburn   104:          checker = 0
                    105:      }
                    106:      if (rad2 == 0) {
1.17      raeburn   107:          alert("You must select either 'Yes' or 'No' for immediate removal of unregistered students from the roster")
1.1       raeburn   108:          checker = 0
                    109:      }
                    110:      if (formName.updatedrops[unenrolldis].checked && formName.updateadds[enrolldis].checked ) {
1.17      raeburn   111:          alert("You have selected 'No' for both addition and removal of students\\n in the Registrar's classlist but not in your LON-CAPA course.  \\nHence there is no update to carry out")
1.1       raeburn   112:          checker = 0
                    113:      }
                    114:  }
1.45      raeburn   115:  if (calling == "notify") {
                    116:      var totalnote = 0;
1.47      albertel  117:      for (var i=0; i<formName.elements.length; i++) {
                    118: 	 var elementname = formName.elements[i].name;
                    119: 	 var check_name = elementname.match($notify_check);
                    120: 	 if (check_name != null) {
                    121: 	     if (formName.elements[i].checked) {
                    122: 		 totalnote ++;
                    123: 	     }
                    124: 	 } 
                    125:      }
                    126:      if (totalnote > 0) {
                    127: 	 if (formName.notify[1].checked == true) {
                    128: 	     if (confirm("You have indicated that you do not want notification of roster changes messages to be sent, but "+totalnote+" have been checked as recipients.\\nClick 'OK' to erase all recipients, or 'Cancel'.")) {
                    129: 		 checker  = 1;
                    130: 	     } else {
                    131: 		 checker = 0;
                    132: 	     }
                    133: 	 }
                    134:      } else {
                    135: 	 if (formName.notify[0].checked == true) {
                    136: 	     alert("You have indicated that you want notification of roster changes messages to be sent, but you have not selected any recipients.");
                    137: 	     checker = 0;
                    138: 	 }
1.45      raeburn   139:      }
                    140:  }
1.14      raeburn   141:  if (calling == "viewclass") {
1.16      raeburn   142:      var totcheck = 0
1.20      raeburn   143:      var numchk = 0
1.16      raeburn   144:      if (numauto > 0) {
1.20      raeburn   145:          numchk = countChecked(document.studentform.chgauto);
                    146:          totcheck = totcheck + numchk
1.16      raeburn   147:      }
                    148:      if (nummanual > 0) {
1.20      raeburn   149:          numchk = countChecked(document.studentform.chgmanual);
                    150:          totcheck = totcheck + numchk
1.16      raeburn   151:      }
                    152:      if (numlock > 0) {
1.20      raeburn   153:          numchk = countChecked(document.studentform.lockchg);
                    154:          totcheck = totcheck + numchk
1.16      raeburn   155:      }
                    156:      if (numunlock > 0) {
1.20      raeburn   157:          numchk = countChecked(document.studentform.unlockchg);
                    158:          totcheck = totcheck + numchk
1.16      raeburn   159:      }
                    160:      if (totcheck > 0) {
1.20      raeburn   161:         document.forms.studentform.state.value = "process";
                    162:      }
                    163:      if (totcheck == 0) {
1.16      raeburn   164:         alert("You must check at least one checkbox, before proceeding to the next page")
                    165:         checker = 0
                    166:      }
1.14      raeburn   167:  } 
1.1       raeburn   168:  if (checker == 1) {  
                    169:      formName.submit();
                    170:  }
                    171: }
1.16      raeburn   172: |;
                    173:     if ($action eq 'viewclass') {
1.25      raeburn   174:         $scripttag .= &Apache::loncommon::check_uncheck_jscript();
1.16      raeburn   175:         $scripttag .= qq|
1.20      raeburn   176: function countChecked(field) {
                    177:     var count = 0;
                    178:     if (field.length > 0) {
                    179:         for (var i=0; i<field.length; i++) {
                    180:             if (field[i].checked == true) {
                    181:                 count ++
                    182:             }
                    183:         }
                    184:     } else {
                    185:         if (field.checked == true) {
                    186:             count ++
                    187:         }
                    188:     }
                    189:     return count
                    190: }
                    191: 
1.16      raeburn   192: |;
                    193:     }
                    194:     $scripttag .= qq|
1.1       raeburn   195: // End hiding -->
                    196: </script>
                    197: |;
1.41      albertel  198: 
                    199:     return &Apache::loncommon::start_page('Classlist Manager',
                    200: 					  $scripttag);
1.1       raeburn   201: }
                    202: 
                    203: sub print_mainbox {
                    204:     my ($r,$tasklongref,$realm,$reply) = @_;
                    205:     my $action = "information";
1.23      albertel  206:     if ( exists($env{'form.action'}) ) {
                    207:         $action = $env{'form.action'};
1.1       raeburn   208:     }
                    209:     my $page = '';
                    210:     if ($action eq "information") {
1.52      raeburn   211:         $page = "<b>Automated Student Enrollment</b>";
1.1       raeburn   212:     } else {
1.52      raeburn   213:         $page =  '<a href="/adm/populate">Automated Student Enrollment</a>';
1.1       raeburn   214:         if ($reply) {
                    215:             if ($action eq "newcross") {
                    216:                 $action = "crosslist";
                    217:             } elsif ($action eq "newsections") {
                    218:                 $action = "sections"; 
                    219:             }
                    220:             $page .= "-&gt; <a href=\"/adm/populate?action=$action\">".$$tasklongref{$action}."</a> -&gt; <b>result</b>";
                    221:         } else {
                    222:             $page .=  " -&gt; <b>".$$tasklongref{$action}."</b>"; 
                    223:         }
                    224:     }
                    225:     $r->print(<<ENDTHIS);
                    226: <table width="100%" border="0" cellpadding="0" cellspacing="0">
                    227:  <tr>
                    228:   <td bgcolor="#CCCCFF"> 
1.51      raeburn   229:    <font size="2"><a href="/adm/menu">$realm</a> -&gt; <a href="/adm/createuser">User Management</a> -&gt; $page</font><br/>
1.1       raeburn   230:   </td>
                    231:   <td align="right" bgcolor="#CCCCFF" valign="top">
1.52      raeburn   232:    <font size="+1">Automated Student Enrollment Manager&nbsp;</font>
1.1       raeburn   233:   </td>
                    234:  </tr>
                    235: </table>
                    236: <table width="100%" border="0" cellpadding="0" cellspacing="0">
                    237:  <tr>
                    238: ENDTHIS
                    239: }
                    240: 
                    241: sub print_navmenu {
                    242:     my ($r,$tasksref,$tasklongref) = @_;
                    243:     my $action = "information";
1.23      albertel  244:     if (exists($env{'form.action'}) ) {
                    245:         $action = $env{'form.action'};
1.1       raeburn   246:     }
                    247:     $r->print(<<ENDONE);
                    248:   <td width="10" valign="top" bgcolor="#DDFFFF">&nbsp;</td>
                    249:   <td width="20%" valign="top" bgcolor="#DDFFFF">
                    250:    <br/>
                    251: ENDONE
                    252:     foreach my $task (@{$tasksref}) {
                    253:         if ($task eq $action) {
                    254:             $r->print(" 
                    255:    <p>
                    256:    <font color=\"#999999\">
                    257:     <b>$$tasklongref{$task}</b><br/>
                    258:    </font>
                    259:    </p>"); 
                    260:         } else {
                    261:             $r->print("
                    262:    <p>
                    263:    <font color=\"#004263\">
                    264:     <b><a href=\"/adm/populate?action=$task\">$$tasklongref{$task}</a></b><br/>
                    265:    </font> 
                    266:    </p>");
                    267: 
                    268:         }
                    269:     }
                    270:     $r->print("
                    271:   <p>&nbsp;</p>
                    272:   </td>
                    273:   <td width=\"10\" valign=\"top\" bgcolor=\"#CCCCFF\">&nbsp;</td>
                    274:   <td width=\"10\" valign=\"top\" bgcolor=\"#FFFFFF\">&nbsp;</td>
                    275:   <td bgcolor=\"#ffffff\" valign=\"top\">");
                    276: }
                    277: 
                    278: ###############################################################
                    279: 
                    280: sub print_main_frame {
1.13      raeburn   281:   my ($r,$realm,$dom,$crs,$tasktitleref) = @_;
1.1       raeburn   282:   my $action = "information";
1.23      albertel  283:   if (exists($env{'form.action'}) ) {
                    284:       $action = $env{'form.action'};
1.1       raeburn   285:   }
                    286: 
                    287: # Get course settings
                    288:   my %enrollvar;
                    289:   my @bgcolors=("#eeeeee","#cccccc");
                    290:   my %settings = &Apache::lonnet::dump('environment',$dom,$crs);
                    291:   foreach my $item (keys %settings) {
                    292:       if ($item =~ m/^internal\.(.+)$/) {
                    293:           $enrollvar{$1} = $settings{$item};
1.14      raeburn   294:       } elsif ($item =~ /^default_enrollment_(start|end)_date$/) {
                    295:           $enrollvar{$item} = $settings{$item};
1.1       raeburn   296:       }
                    297:   }
                    298: 
                    299:   if ($action eq "information") {
                    300:       $r->print(<<ENDONE);
1.2       raeburn   301:           <br/><table border='0' width='100%'>
1.1       raeburn   302:             <tr>
                    303:               <td>&nbsp;</td>
                    304:               <td><b>Use the menu on the left to choose an enrollment management task.</b><br/><br/></td>
                    305:             <tr>
                    306:               <td>&nbsp;</td>
1.16      raeburn   307:               <td>Use <i>"Automated adds/drops"</i> to enable or disable automatic nightly adds or drops in your LON-CAPA course based on institutional enrollment information.</td>
1.1       raeburn   308:             </tr>
                    309:             <tr>
                    310:               <td>&nbsp;</td>
                    311:               <td>Use <i>"Change enrollment dates"</i> to change the date of first automated enrollment and/or the date of last automated enrollment for registered students.</td>
                    312:             </tr>
                    313:             <tr>
                    314:               <td>&nbsp;</td>
1.14      raeburn   315:               <td>Use <i>"Change access dates"</i> to change the default start and/or end dates for student roles created by automated enrollment.</td>
                    316:             </tr>
                    317:             <tr>
                    318:               <td>&nbsp;</td>
1.1       raeburn   319:               <td>Use <i>"Notification of changes"</i> to enable or disable notification of enrollment changes and to add or remove course coordinators from the recipient list.</td>
                    320:             </tr>
                    321:             <tr>
                    322:               <td>&nbsp;</td>
                    323:               <td>Use <i>"Change crosslisting"</i> to include or exclude enrollment from crosslisted classes.</td>
                    324:             </tr>
                    325:             <tr>
                    326:               <td>&nbsp;</td>
                    327:               <td>Use <i>"Section settings"</i> to make changes to the choice of sections included for enrollment in your LON-CAPA course.</td>
                    328:             </tr>
                    329:               <td>&nbsp;</td>
1.42      raeburn   330:               <td>Use <i>"Student photo settings"</i> to enable or disable automatic import of photos for registered students in your course.</td>
1.1       raeburn   331:             </tr>
                    332:             <tr>
                    333:               <td>&nbsp;</td>
                    334:               <td>Use <i>"Update roster now"</i> to add and/or drop students from your course based on the <b>most current</b> institutional classlist information.</td>
                    335:             </tr>
                    336:             <tr>
1.16      raeburn   337:               <td>&nbsp;</td>
1.34      raeburn   338:               <td>Use <i>"Update student photos"</i> to import your institution's <b>most current</b> digital photos for registered students in your course.</td>
                    339:             </tr>
                    340:             <tr>
                    341:               <td>&nbsp;</td>
1.16      raeburn   342:               <td>Use <i>"View students and change type"</i> to display the current course roster, and (optionally) change enrollment type for selected students from 'auto' to 'manual' and vice versa.</td>
                    343:             </tr>
                    344:             <tr>
1.1       raeburn   345:              <td colspan='2'>&nbsp;</td>
                    346:             </tr>
                    347:             <tr>
                    348:              <td>&nbsp;</td>
                    349:              <td><b>Note: if automated adds and/or drops are enabled, the nightly enrollment update will ONLY occur once the first enrollment date has been reached.</b></td>
                    350:             </tr>
                    351:           </table>
                    352: ENDONE
                    353:   } elsif ($action eq "chgsettings") {
                    354:       my @autosets = ("OFF","ON");
                    355:       $r->print(<<ENDTWO);
                    356:                   <form name="enter" method="post"><br/>
                    357: 		  <table width="100%" border="0" cellpadding="2" cellspacing="2">
                    358: 		   <tr>
                    359: 		    <td align="left"><b>$$tasktitleref{$action}</b><br/>
                    360: 		       Currently: Nightly adds: <i>$autosets[$enrollvar{autoadds}]</i>, Nightly drops: <i>$autosets[$enrollvar{autodrops}]</i>
                    361: 		    </td>
                    362:                    </tr>
                    363: 		  </table>
                    364: 		  <table width="100%" border="0" cellpadding="3" cellspacing="3">
                    365: 		    <tr>
                    366: 		     <td>
                    367: 		         Additions based on classlist changes:&nbsp;&nbsp;
                    368: ENDTWO
                    369:       if ($enrollvar{autoadds}) {
                    370:           $r->print("
1.39      albertel  371: 			    <label><input type=\"radio\" name=\"autoadds\" value=\"1\" checked=\"true\" />&nbsp;Enable&nbsp;&nbsp;&nbsp;</label>
                    372: 			    <label><input type=\"radio\" name=\"autoadds\" value=\"0\" />&nbsp;Disable</label>
1.1       raeburn   373:          ");
                    374:       } else {
                    375:           $r->print("
1.39      albertel  376:                             <label><input type=\"radio\" name=\"autoadds\" value=\"1\" />&nbsp;Enable&nbsp;&nbsp;&nbsp;</label>
                    377:                             <label><input type=\"radio\" name=\"autoadds\" value=\"0\" checked=\"true\" />&nbsp;Disable</label>
1.1       raeburn   378:          ");
                    379:       }
                    380:       $r->print("
                    381:               </td>
                    382:              </tr>
                    383:              <tr>
                    384:               <td>
                    385:  	       Removals based on classlist changes:&nbsp;&nbsp;");
                    386:       if ($enrollvar{autodrops}) {
                    387:           $r->print("
1.39      albertel  388:                 <label><input type=\"radio\" name=\"autodrops\" value=\"1\" checked=\"true\" />&nbsp;Enable&nbsp;&nbsp;&nbsp;</label>
                    389:                 <label><input type=\"radio\" name=\"autodrops\" value=\"0\" />&nbsp;Disable</label>");
1.1       raeburn   390:       } else {
                    391:           $r->print("
1.39      albertel  392:                 <label><input type=\"radio\" name=\"autodrops\" value=\"1\" />&nbsp;Enable&nbsp;&nbsp;&nbsp;</label>
                    393:                 <label><input type=\"radio\" name=\"autodrops\" value=\"0\" checked=\"true\" />&nbsp;Disable</label>");
1.1       raeburn   394:       }
                    395:       $r->print("
                    396:               </td>
                    397:              </tr>
                    398:              <tr>
                    399:               <td>
                    400:                <font color=\"#888888\">
1.52      raeburn   401: Note: Any students added manually by course coordinators using the User Manager will be unaffected by the nightly removal process if you choose to enable it.
1.1       raeburn   402:                </font>
                    403:               </td>
                    404:              </tr>
                    405:              <tr>
                    406:               <td align=\"right\">
1.39      albertel  407:                <input type=\"button\" name=\"chgsettings\" value=\"Go\" onclick=\"process('chgsettings')\" />
1.1       raeburn   408: 	      </td>
                    409:              </tr>
                    410: 	    </table>
1.39      albertel  411:             <input type=\"hidden\" name=\"action\" value=\"$action\" />
                    412:             <input type=\"hidden\" name=\"state\" value=\"process\" />
1.1       raeburn   413:             </form>
                    414:       ");
                    415:   } elsif ($action eq "setdates") {
1.14      raeburn   416:       my ($start_table,$end_table) = &date_setting_table($enrollvar{autostart},$enrollvar{autoend},$action);
1.10      raeburn   417:       my $oldstartshow = '';
                    418:       my $oldendshow = '';
                    419:       if ( defined($enrollvar{autostart}) ) {
1.14      raeburn   420:           $oldstartshow = &Apache::lonlocal::locallocaltime($enrollvar{autostart});
1.10      raeburn   421:       }
                    422:       if ( defined($enrollvar{autoend}) ) {
1.14      raeburn   423:           $oldendshow = &Apache::lonlocal::locallocaltime($enrollvar{autoend});
1.10      raeburn   424:           if ($enrollvar{autoend} == 0) {
                    425:               $oldendshow = "No ending date";
                    426:           }
                    427:       }
                    428:       my $dateshow;
                    429:       if ( ($oldendshow eq '') && ($oldstartshow eq '') ) {
1.14      raeburn   430:          $dateshow = "<br/><font size='+1'>Warning</font>. Currently <b>NO</b> first enrollment or last enrollment dates are set. You <b>must</b> use this menu to set a start date and an end date if you plan to utilise automated adds and/or drops in this course.\n";
1.10      raeburn   431:       } else {
                    432:          $dateshow = "Currently: First enrollment: <b><i>$oldstartshow</i></b>, Last enrollment: <b><i>$oldendshow</i></b>\n";
1.1       raeburn   433:       }
                    434:       $r->print(<<ENDTWO);
                    435:                   <form name="enter" method="post"><br/>              
                    436:                   <table width="100%" border="0" cellpadding="2" cellspacing="2">
                    437: 	           <tr>
1.10      raeburn   438: 	            <td align="left"><b>$$tasktitleref{$action}</b><br/><br/>
                    439:                      $dateshow
1.1       raeburn   440: 	            </td>
                    441:                    </tr>
                    442: 	          </table>
                    443:                   <table width="100%" border="0" cellpadding="3" cellspacing="3">
                    444:                    <tr>
                    445:                     <td align="left" colspan="2">
                    446:                      <table border="0" cellspacing="0" cellpadding="2">
                    447:                       <tr>
                    448:                        <td colspan="3">
                    449:                         <i>Set date of first automated enrollment for registered students</i>
                    450:                        </td>
                    451:                       </tr>
                    452:                       <tr>
                    453:                        <td>$start_table
                    454:                        </td>
                    455:                       </tr>
                    456:                      </table>
                    457:                     </td>
                    458:                    </tr>
                    459:                    <tr>
                    460:                     <td colspan="2"><font color="#888888">If automated adds and/or drops are enabled, then your class roster will be automatically updated nightly, once the first enrollment date has been reached. Prior to this date, the class roster will only contain students you have added directly using the standard LON-CAPA enrollment tools</font></td>
                    461:                    </tr>
                    462:                    <tr>
                    463:                     <td align="left" colspan="2">
                    464:                      <table border="0' cellspacing="0" cellpadding="2">
                    465:                       <tr>
                    466:                        <td colspan="3">
                    467:                         <i>Set date of last automated enrollment for registered students</i>
                    468:                        </td>
                    469:                       </tr>
                    470:                       <tr>
                    471:                        <td>$end_table
                    472:                        </td>
                    473:                       </tr>
                    474:                      </table>
                    475:                     </td>
                    476:                    </tr>
                    477:                    <tr>
                    478:                     <td colspan="2"><font color="#888888">If automated adds and/or drops are enabled, then your class roster will be automatically updated nightly, until the last enrollment date has been reached.</font></td>
                    479:                    </tr>
                    480:                   </table>
                    481:                   <table width="100%">
                    482:                    <tr>
                    483:                     <td align="right">
1.39      albertel  484:                       <input type="button" name="setdates" value="Go" onclick="process('setdates')" />
1.1       raeburn   485:                     </td>
                    486: 	           </tr>
                    487:                   </table>
1.39      albertel  488:                   <input type="hidden" name="action" value="$action" />
                    489:                   <input type="hidden" name="state" value="process" />
1.14      raeburn   490:                   </form>
                    491: ENDTWO
                    492:   } elsif ($action eq "setaccess") {
                    493:       &print_accessdate_table($r,\%enrollvar,$tasktitleref,$action);
                    494:       $r->print(<<ENDTWO);
                    495:                   <table width="100%">
                    496:                    <tr>
                    497:                     <td align="right">
1.39      albertel  498:                       <input type="button" name="$action" value="Go" onclick="process('$action')" />
1.14      raeburn   499:                     </td>
                    500:                    </tr>
                    501:                   </table>
1.39      albertel  502:                   <input type="hidden" name="action" value="$action" />
                    503:                   <input type="hidden" name="state" value="process" />
1.1       raeburn   504:                   </form>
                    505: ENDTWO
                    506:   } elsif ($action eq "notify") {
1.30      raeburn   507:       my $notifycount = 0;
1.28      albertel  508:       my @notified = split(/,/,$enrollvar{notifylist});
1.44      raeburn   509:       my @domcoord;
                    510:       my @showdom;
1.42      raeburn   511:       for (my $i=0; $i<@notified; $i++) {
                    512:           if ($notified[$i] !~ /:/) {
                    513:               $notified[$i] =~ s/\@/:/;
                    514:           }
                    515: 	  unless ($notified[$i] eq '') { $notifycount ++; } 
1.1       raeburn   516:       }
                    517:       my $noteset = '';
                    518:       if ($notifycount) {
                    519:           $noteset = "ON";
                    520:       } else {
                    521:           $noteset = "OFF";
                    522:       }
1.44      raeburn   523:       my %dompersonnel = &Apache::lonnet::get_domain_roles($dom,['dc']);
1.45      raeburn   524:       foreach my $server (keys(%dompersonnel)) {
                    525:           foreach my $user (sort(keys(%{$dompersonnel{$server}}))) {
1.44      raeburn   526:               my ($trole,$uname,$udom,$runame,$rudom,$rsec) = split(/:/,$user);
1.45      raeburn   527:               if (!grep(/^$uname:$udom$/,@domcoord)) {
1.44      raeburn   528:                   push(@domcoord,$uname.':'.$udom);
                    529:               }
                    530:           }
                    531:       }
1.1       raeburn   532:       $r->print("
                    533:                   <form name=\"enter\" method=\"post\"><br/>
                    534:                    <table width=\"100%\" border=\"0\" cellpadding=\"6\" cellspacing=\"0\">
                    535:                     <tr>
                    536:                      <td align=\"left\"><b>$$tasktitleref{$action}</b><br/>
                    537:                       Currently: Notification: $noteset
                    538:                      </td>
                    539:                     </tr>
                    540:                    </table>
                    541:                    <table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"3\">
                    542:                     <tr>
                    543:                      <td>
                    544:                       Notification of LON-CAPA course roster changes resulting from nightly automated enrollment process?
                    545:       ");
                    546:       if ($notifycount) {
                    547:           $r->print("
1.39      albertel  548:                         <label><input type=\"radio\" name=\"notify\" value=\"1\" checked=\"true\" />&nbsp;Yes&nbsp;&nbsp;&nbsp;</label>
                    549:                         <label><input type=\"radio\" name=\"notify\" value=\"0\" />&nbsp;No</label>
1.1       raeburn   550:           ");
                    551:       } else {
                    552:           $r->print("
1.39      albertel  553:                         <label><input type=\"radio\" name=\"notify\" value=\"1\" />&nbsp;Yes&nbsp;&nbsp;&nbsp;</label>
                    554:                         <label><input type=\"radio\" name=\"notify\" value=\"0\" checked=\"true\" />&nbsp;No</label>
1.1       raeburn   555:           ");
                    556:       }
                    557:       $r->print("
                    558:               </td>
                    559:              </tr>
                    560:       ");
1.44      raeburn   561:       my %coursepersonnel = &Apache::lonnet::dump('nohist_userroles',$dom,$crs);
                    562:       my @ccs;
                    563:       my %pname;
                    564:       my %notifystate;
                    565:       my %status;
                    566:       my $now = time;
                    567:       foreach my $person (sort(keys(%coursepersonnel))) {
                    568:           my $match = 0;
                    569:           my ($role,$user,$usec) = ($person =~ /^([^:]+):([^:]+:[^:]+):([^:]*)/);
                    570:           $user =~ s/:$//;
                    571:           my ($end,$start) = split(/:/,$coursepersonnel{$person});
                    572:           if ($end == -1 || $start == -1) {
                    573:               next;
                    574:           }
                    575:           if ($role eq 'cc')  {
1.45      raeburn   576:               unless (grep(/^$user$/,@ccs)) {
1.44      raeburn   577:                   if ($end && $end < $now) {
                    578:                       $status{$user} = 'previous';
                    579:                   } elsif ($start > $now) {
                    580:                       $status{$user} = 'future';
                    581:                   } else {
                    582:                       $status{$user} = 'active';
                    583:                   }
                    584:                   push(@ccs,$user);
                    585:                   my ($uname,$udom) = split(/:/,$user);
                    586:                   $pname{$user} = 
                    587:                            &Apache::loncommon::plainname($uname,$udom);
1.45      raeburn   588:                   if (grep(/^$user$/,@notified)) {
1.44      raeburn   589:                       $notifystate{$user} = 1;
1.1       raeburn   590:                   } else {
1.44      raeburn   591:                       $notifystate{$user} = 0;
1.1       raeburn   592:                   }
                    593:               }
                    594:           }
                    595:       }
1.45      raeburn   596:       my $notifyshow = 0; 
1.44      raeburn   597:       my %lt = &Apache::lonlocal::texthash(
                    598:                                   name => 'Name',
                    599:                                   usnm => 'username:domain',
                    600:                                   coac => 'Course Access',
                    601:                                   curn => 'Current notification status',
                    602:                                   notf => 'Notification?',
                    603:                                   ntac => 'Notification active',
                    604:                                   ntin => 'Notification inactive',
                    605:       );
1.7       raeburn   606:       if (@ccs > 0) {
                    607:           @ccs = sort @ccs;
1.1       raeburn   608:           $r->print("
                    609:              <tr>
1.44      raeburn   610:                <td>".&mt('The table below contains a list of [_1]s in this course.',&Apache::lonnet::plaintext('cc'))."
1.1       raeburn   611:               </td>
                    612:              </tr>
                    613:              <tr>
1.42      raeburn   614:               <td>");
1.44      raeburn   615:           $r->print(&notifier_tables('cc',\%lt,\@ccs,\%status,\%notifystate,
                    616:                                      \%pname,\$notifyshow));
                    617:           $r->print("</td></tr>");
                    618:       } else {
1.42      raeburn   619:           $r->print("
1.44      raeburn   620:              <tr>
                    621:               <td>".
                    622:              &mt('No [_1]s found.',&Apache::lonnet::plaintext('cc'))."
                    623:             </td>
                    624:            </tr>");
                    625:       }
                    626:       my $viewer = $env{'user.name'}.':'.$env{'user.domain'};
                    627:       my $showalldc = 0;
                    628:       if (grep(/^$viewer$/,@domcoord)) {
                    629:           $showalldc = 1;
                    630:       }
                    631:       foreach my $dc (@domcoord) {
                    632:           if (!grep(/^$dc$/,@ccs)) {
                    633:               if (grep(/^$dc$/,@notified)) {
                    634:                   $notifystate{$dc} = 1;
1.7       raeburn   635:               } else {
1.44      raeburn   636:                   $notifystate{$dc} = 0;
                    637:                   if (!$showalldc) {
                    638:                       next;
                    639:                   }
1.7       raeburn   640:               }
1.44      raeburn   641:               my ($dcuname,$dcdom) = split(/:/,$dc);
                    642:               $pname{$dc} =  &Apache::loncommon::plainname($dcuname,$dcdom);
                    643:               push(@showdom,$dc);
1.7       raeburn   644:           }
1.44      raeburn   645:       }
                    646:       my $showdomnum = scalar(@showdom);
                    647:       if ($showdomnum) {
1.7       raeburn   648:           $r->print("
1.44      raeburn   649:              <tr>
                    650:               <td>&nbsp;</td>
                    651:              </tr><tr>
                    652:               <td>");
                    653:           if ($showalldc) {
                    654:               $r->print(&mt("The table below contains a list of [_1]s from this course's domain who are not also [_2]s.",&Apache::lonnet::plaintext('dc'),&Apache::lonnet::plaintext('cc')));
                    655:           } else {
                    656:               $r->print(&mt("The table below contains a list of [_1] from this course's domain who currently receive notification, and are not also [_2]s.",&Apache::lonnet::plaintext('dc'),&Apache::lonnet::plaintext('cc')));
                    657:           }
                    658:           $r->print(" 
1.7       raeburn   659:               </td>
                    660:              </tr>
1.44      raeburn   661:              <tr>
                    662:               <td>");
                    663:           $r->print(&notifier_tables('dc',\%lt,\@showdom,\%status,\%notifystate,
                    664:                                      \%pname,\$notifyshow));
1.1       raeburn   665:           $r->print("
1.44      raeburn   666:              </td>
                    667:           </tr>");
                    668:       }
1.45      raeburn   669:       if (@ccs > 0 || @showdom > 0) {
                    670:           $r->print("<tr><td>&nbsp;</td></tr><tr><td>");
                    671:           if ($notifycount) {
                    672:               $r->print(&mt("Uncheck the checkbox(es) to terminate notification for people currently informed of roster changes from the nightly enrollment update.<br />"));
                    673:          }
                    674:          if ((@ccs + @showdom) > $notifycount) {
                    675:              $r->print(&mt("Check the checkbox(es) to initiate notification for people not currently informed of roster changes from the nightly enrollment update.<br />"));
                    676:          }
1.50      albertel  677:          $r->print(&mt("Click 'Go' to save your changes.")."
1.44      raeburn   678:            <br/>
                    679:            <table width=\"100%\" border=\"0\" cellspadding=\"2\" cellspacing=\"2\">
                    680:             <tr>
                    681:              <td align=\"right\">
                    682:               <input type=\"button\" name=\"notifyset\" value=\"Go\" onclick=\"process('notify')\" />
                    683:              </td>
                    684:             </tr>
                    685:            </table>
                    686:           </td>
                    687:          </tr>
                    688:       ");
1.1       raeburn   689:       }
                    690:       $r->print("
1.44      raeburn   691:       </table>
                    692:       <input type=\"hidden\" name=\"notifyshow\" value=\"$notifyshow\" />
                    693:       <input type=\"hidden\" name=\"action\" value=\"$action\" />
                    694:       <input type=\"hidden\" name=\"state\" value=\"process\" />
                    695:       </form>
1.1       raeburn   696:       ");
                    697:   } elsif ($action eq "crosslist") {
1.28      albertel  698:       my @xlists;
                    699:       if ($enrollvar{crosslistings} ne '') {
                    700: 	  @xlists = split(/,/,$enrollvar{crosslistings});
1.1       raeburn   701:       }
1.29      albertel  702:       my $cross_str = @xlists;
1.1       raeburn   703:       $r->print("
                    704:             <form name=\"enter\" method=\"post\"><br/>
                    705:             <table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">
                    706:              <tr>
                    707:               <td align=\"left\"><b>$$tasktitleref{$action}</b><br/>
                    708:       ");
                    709:       if ($cross_str > 0) {
                    710:           $r->print("
1.50      albertel  711:                 Currently, this LON-CAPA course is crosslisted with $cross_str course section(s).  Students enrolling in these course sections will be automatically added to the class roster for the course, if you have chosen to enable a nightly automated enrollment update.  For each crosslisting, leave the checkbox checked if you want registered students in that course to be included in the student roster for LON-CAPA course: <b>$realm ($enrollvar{coursecode})</b>; otherwise uncheck it. If you wish to change the section ID assigned in your LON-CAPA course for a crosslisted course, enter the new section ID in the appropriate textbox. The LON-CAPA section ID can be left (or set to) empty, if you do not wish to tie a section ID to this crosslisting. If you wish to add new crosslisted courses, enter the number of new courses to add in the textbox at the bottom of the page. You will provide information about each of the new crosslistings on a subsequent page.  Click 'Go' to save your changes.
1.1       raeburn   712:               </td>
                    713:              </tr>
                    714:             </table>
                    715:             <br/>
1.42      raeburn   716:            ");
                    717:            $r->print(&Apache::loncommon::start_data_table());
                    718:            $r->print(&Apache::loncommon::start_data_table_row());
                    719:            $r->print("
                    720:                  <th>Enrollment?</th>
                    721:                  <th>Crosslisted course</th>
                    722:                  <th>LON-CAPA section ID</th>
1.1       raeburn   723:           ");
1.42      raeburn   724:            $r->print(&Apache::loncommon::end_data_table_row());
1.1       raeburn   725:           for (my $i=0; $i<@xlists; $i++) {
                    726:               my $xl = '&nbsp;';
1.42      raeburn   727:               my $lc_sec = '&nbsp;';
1.31      raeburn   728:               if ($xlists[$i] =~ /^([^:]+):?(.*)$/) {
1.1       raeburn   729:                   $xl = $1;
1.42      raeburn   730:                   $lc_sec = $2;
1.1       raeburn   731:               }               
                    732:               my $colflag = $i%2;
1.42      raeburn   733:               $r->print(&Apache::loncommon::start_data_table_row());
1.1       raeburn   734:               $r->print("
1.39      albertel  735:                  <td><input type=\"checkbox\" name=\"cross_$i\" checked=\"true\" /></td>
1.1       raeburn   736:                  <td>$xl</td>
1.42      raeburn   737:                  <td><input type =\"text\" size=\"10\" name=\"lcsec_$i\" value=\"$lc_sec\" /></td>
1.1       raeburn   738:               ");
1.42      raeburn   739:               $r->print(&Apache::loncommon::end_data_table_row());
1.1       raeburn   740:           }
1.42      raeburn   741:           $r->print(&Apache::loncommon::end_data_table());
1.1       raeburn   742:       }
                    743:       else {
                    744:           $r->print("
                    745:                 Currently no crosslisted courses are recorded for $enrollvar{coursecode}.
                    746:               </td>
                    747:              </tr>
                    748:             </table>
                    749:           ");
                    750:       }
                    751:       $r->print("   
                    752:             <br/>
                    753:             <table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"3\">
                    754:              <tr>
                    755:               <td align=\"left\">
                    756:                <b>Add new crosslistings.</b><br/>
                    757:                Number of new crosslistings to add:&nbsp;&nbsp;<input type=\"text\" size=\"2\" name=\"numcross\" value=\"0\" />
                    758:               </td>
                    759:              </tr>
                    760:             </table>
                    761:             <br/>
                    762:             <table width=\"100%\" border=\"0\" cellspadding=\"2\" cellspacing=\"2\">
                    763:              <tr>
                    764:               <td align=\"right\">
1.39      albertel  765:                <input type=\"button\" name=\"crosslist\" value=\"Go\" onclick=\"process('crosslist')\" />
1.1       raeburn   766:               </td>
                    767:              </tr>
                    768:             </table>
1.39      albertel  769:             <input type=\"hidden\" name=\"action\" value=\"$action\" />
                    770:             <input type=\"hidden\" name=\"state\" value=\"process\" />
1.1       raeburn   771:             </form> 
                    772:       ");
                    773:   } elsif ($action eq "sections") {
1.12      raeburn   774:       my @sections = ();
1.13      raeburn   775:       @sections = &Apache::lonnet::auto_get_sections($crs,$dom,$enrollvar{coursecode});
1.28      albertel  776:       my @storedsections = split(/,/,$enrollvar{sectionnums});
1.1       raeburn   777:       my @currsections = ();
                    778:       my %sec_id = ();
                    779:       foreach (@storedsections) {
                    780:           if ($_ =~ m/^(\w+):(\w*)$/) {
                    781:               push @currsections, $1;
                    782:               $sec_id{$1} = $2;
                    783:           }
                    784:       }
                    785:       if (@sections > 0) {
1.29      albertel  786:           my $secshow = @sections;
1.8       raeburn   787:           $r->print("
1.1       raeburn   788:             <form name=\"enter\" method=\"post\"><br/>
                    789:             <table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"3\">
                    790:              <tr>
                    791:               <td align=\"left\">
                    792:                <b>$$tasktitleref{$action}</b><br/>
                    793:                Your institution's course catalog includes $secshow sections for course code: $enrollvar{coursecode}.
                    794:               </td>
                    795:              </tr>
                    796:              <tr>
1.50      albertel  797:               <td>For each section, check the checkbox if you want registered students in that section to be included in the student roster for LON-CAPA course: <b>$realm ($enrollvar{coursecode})</b>; otherwise uncheck it. If you want to change the section ID designation used for this section in LON-CAPA, delete the current value in the LON-CAPA section ID textbox and enter the new value. The LON-CAPA section ID can be left (or set to) empty, if you do not wish to tie a section ID to this section. To add a new section, check the 'Enrollment in this course?' checkbox, and enter the desired LON-CAPA section ID in the appropriate textbox. Click 'Go' to save your changes.</td>
1.1       raeburn   798:              </tr>
                    799:             </table>
                    800:             <br/>
1.8       raeburn   801:           ");
1.42      raeburn   802:           $r->print(&Apache::loncommon::start_data_table());
                    803:           $r->print(&Apache::loncommon::start_data_table_row());
                    804:           $r->print("
                    805:               <th>Section</th>
                    806:               <th>Current status</th>              
                    807:               <th>LON-CAPA section ID</th>
                    808:               <th>Enrollment in this course?</th>
                    809:           ");
                    810:           $r->print(&Apache::loncommon::end_data_table_row());
1.8       raeburn   811:           for (my $i=0; $i<@sections; $i++) {
                    812:               my $colflag = $i%2;
                    813:               my $shrflag = 0;
1.42      raeburn   814:               $r->print(&Apache::loncommon::start_data_table_row());
                    815:               $r->print("
1.5       raeburn   816:                    <td>$sections[$i]<input type=\"hidden\" name=\"secnum_$i\" value=\"$sections[$i]\" /></td>
1.1       raeburn   817:                    <td>
1.8       raeburn   818:               ");
                    819:               if (grep/^$sections[$i]$/,@currsections) {
                    820:                   $r->print("Enrollment active");
                    821:                   $shrflag = 1;
                    822:               } else {
                    823:                   $r->print("Enrollment inactive");
                    824:               }
                    825:               if ($shrflag) {
1.42      raeburn   826:                   $r->print("</td><td><input type=\"text\" size=\"10\" name=\"loncapasec_$i\" value=\"$sec_id{$sections[$i]}\"></td><td><input type=\"checkbox\" name=\"sec_$i\" checked=\"true\" /></td>"); 
1.8       raeburn   827:               } else {
1.42      raeburn   828:                   $r->print("</td><td><input type=\"text\" size=\"10\" name=\"loncapasec_$i\" value=\"\" /></td><td><input type=\"checkbox\" name=\"sec_$i\" /></td>");
1.1       raeburn   829:               }
1.42      raeburn   830:               $r->print(&Apache::loncommon::end_data_table_row());
1.8       raeburn   831:           }
1.42      raeburn   832:           $r->print(&Apache::loncommon::end_data_table());
1.8       raeburn   833:           $r->print("
1.7       raeburn   834:             <br/>
                    835:             <table width=\"100%\" border=\"0\" cellspacing=\"3\" cellpadding=\"3\">
                    836:              <tr> 
                    837:               <td align=\"right\">
                    838:                <input type=\"hidden\" name=\"secshow\" value=\"$secshow\" />
1.39      albertel  839:                <input type=\"button\" name=\"sections\" value=\"Go\" onclick=\"process('sections')\" />
1.7       raeburn   840:               </td>
                    841:              </tr>
                    842:             </table>
1.39      albertel  843:             <input type=\"hidden\" name=\"action\" value=\"$action\" />
                    844:             <input type=\"hidden\" name=\"state\" value=\"process\" />
1.7       raeburn   845:             </form>
1.8       raeburn   846:           ");
1.1       raeburn   847:       } else {
                    848:           $r->print("
                    849:             <form name=\"enter\" method=\"post\"><br/>
                    850:             <table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">
                    851:              <tr>
                    852:               <td align=\"left\"><b>$$tasktitleref{$action}</b><br/>
                    853:           ");
                    854:           if (@currsections) {
1.29      albertel  855:               my $secshow = @currsections;
1.1       raeburn   856:               $r->print("
1.50      albertel  857:                 Currently, this LON-CAPA course incorporates enrollment from $secshow sections.  Students enrolling in any of these course sections will be automatically added to the class roster for the course, if you have chosen to enable a nightly automated enrollment update. For each section, uncheck the checkbox if you want registered students in that section to cease being included in the student roster for LON-CAPA course: <b>$realm ($enrollvar{coursecode})</b>; otherwise leave it checked. If you want to change the section ID designation used for this section in LON-CAPA, delete the current value in the LON-CAPA section ID textbox and enter the new value.  If you wish to add new course section, enter the number of new sections to add in the textbox at the bottom of the page. You will provide information about each of the new sections on a subsequent page. Click 'Go' to save your changes.
1.1       raeburn   858:               </td>
                    859:              </tr>
                    860:             </table>
                    861:             <br/>
                    862:               ");
1.42      raeburn   863:               $r->print(&Apache::loncommon::start_data_table());
                    864:               $r->print(&Apache::loncommon::start_data_table_row());
                    865:               $r->print("
                    866:                  <th>Enrollment?</th>
                    867:                  <th>Section</th>
                    868:                  <th>LON-CAPA section ID</th>
                    869:               ");
                    870:               $r->print(&Apache::loncommon::end_data_table_row());
1.1       raeburn   871:               for (my $j=0; $j<@currsections; $j++) {
                    872:                   my $colflag = $j%2;
1.42      raeburn   873:                   $r->print(&Apache::loncommon::start_data_table_row());
1.1       raeburn   874:                   $r->print("
1.39      albertel  875:                  <td><input type=\"checkbox\" name=\"sec_$j\" checked=\"true\" /></td>
1.1       raeburn   876:                  <td>$currsections[$j]</td>
1.42      raeburn   877:                  <td><input type=\"text\" name=\"lcsec_$j\" size=\"10\" value=\"$sec_id{$currsections[$j]}\" /></td>
1.1       raeburn   878:                   ");
1.42      raeburn   879:                   $r->print(&Apache::loncommon::end_data_table_row());
1.1       raeburn   880:               }
1.42      raeburn   881:               $r->print(&Apache::loncommon::end_data_table());
1.1       raeburn   882:           } else {
                    883:               $r->print("
                    884:                 Currently no sections of $realm ($enrollvar{coursecode}) are contributing enrollment to the LON-CAPA class roster.
                    885:               </td>
                    886:              </tr>
                    887:             </table>
                    888:               ");
                    889:           }
                    890:           $r->print("   
                    891:             <br/>
                    892:             <table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"3\">
                    893:              <tr>
                    894:               <td align=\"left\">
                    895:                <b>Add enrollment from additional sections.</b><br/>
                    896:                Number of new sections to add:&nbsp;&nbsp;<input type=\"text\" size=\"2\" name=\"numsec\" value=\"0\" />
                    897:               </td>
                    898:              </tr>
                    899:             </table>
                    900:             <br/>
                    901:             <table width=\"100%\" border=\"0\" cellspadding=\"2\" cellspacing=\"2\">
                    902:              <tr>
                    903:               <td align=\"right\">
1.39      albertel  904:                <input type=\"button\" name=\"sections\" value=\"Go\" onclick=\"process('sections')\" />
1.1       raeburn   905:               </td>
                    906:              </tr>
                    907:             </table>
1.39      albertel  908:             <input type=\"hidden\" name=\"action\" value=\"$action\" />
                    909:             <input type=\"hidden\" name=\"state\" value=\"process\" />
1.1       raeburn   910:             </form> 
                    911:           ");
                    912:       }
                    913:   } elsif ($action eq "photos") {
                    914:       my @photosets = ("OFF","ON");
                    915:       $r->print("
                    916:                   <form name=\"enter\" method=\"post\"><br/>
                    917:                   <table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">
                    918:                    <tr>
                    919:                     <td align=\"left\"><b>$$tasktitleref{$action}</b><br/>
1.37      raeburn   920:                        Currently: Student photo import:  <i>$photosets[$enrollvar{showphoto}]</i>
1.1       raeburn   921:                     </td>
                    922:                    </tr>
                    923:                   </table>
                    924:                   <table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"3\">
                    925:                     <tr>
                    926:                      <td>
                    927:                          Automatic import of student photos from institutional data repository:&nbsp;&nbsp;
                    928: 
                    929:       ");
1.37      raeburn   930:       if ($enrollvar{showphoto}) {
1.1       raeburn   931:           $r->print("
1.39      albertel  932:                         <label><input type=\"radio\" name=\"showphotos\" value=\"1\" checked=\"true\" />&nbsp;Yes&nbsp;&nbsp;&nbsp;</label>
                    933:                         <label><input type=\"radio\" name=\"showphotos\" value=\"0\" />&nbsp;No</label>
1.1       raeburn   934:           ");
                    935:       } else {
                    936:           $r->print("
1.39      albertel  937:                         <label><input type=\"radio\" name=\"showphotos\" value=\"1\" />&nbsp;Yes&nbsp;&nbsp;&nbsp;</label>
                    938:                         <label><input type=\"radio\" name=\"showphotos\" value=\"0\" checked=\"true\" />&nbsp;No</label>
1.1       raeburn   939:           ");
                    940:       }
1.34      raeburn   941:       $r->print('
                    942:                      </td>
                    943:                     </tr>
                    944:       ');
                    945:       my ($result,$perm_reqd)=&Apache::lonnet::auto_photo_permission($crs,$dom);
                    946:       my $can_enable = 1;
1.49      albertel  947:       my $institution = &Apache::lonnet::domain($dom,'description');
1.34      raeburn   948:       if ($result eq 'ok') {
                    949:           if ($perm_reqd eq 'yes') {
                    950:               if (!($enrollvar{'photopermission'} eq 'yes')) {
                    951:                   $can_enable = 0;
                    952:               } else {
1.48      albertel  953:                   if (&user_is_courseowner($enrollvar{'courseowner'})) {
1.34      raeburn   954:                       $r->print('
                    955:                     <tr>
                    956:                      <td>'.
1.44      raeburn   957: &mt('Previously the owner of this course agreed to the conditions of use of digital student photos required by [_1].', $institution).'<br />'.&mt('As a result [_1]s can choose to automatically import student photos into this course.',&Apache::lonnet::plaintext('cc')).'<br /><nobr><label>'.&mt('[_1] owner acceptance of these conditions of use?','<b>Cancel</b>').'&nbsp;<input type="checkbox" name="cancel_agreement" value="1" /></label></nobr>
1.1       raeburn   958:                      </td>
                    959:                     </tr>
1.34      raeburn   960:                       ');
                    961:                   }
                    962:               }
                    963:           }
                    964:       } else {
                    965:           $r->print('
                    966:                     <tr>
                    967:                      <td>'.
1.39      albertel  968: &mt('There was a problem determining whether course owner permission is required in order for a course coordinator to have access to student photos in this domain.').' '.&mt('As a result you will not be able to configure access to student photos at this time').'<br /><br /><input type="button" name="mainmenu" value="Go back" onclick="javascript:history.go(-1);" />
1.34      raeburn   969:                     </td>
                    970:                    </tr>
                    971:                   </form>
                    972:           ');
                    973:           return;
                    974:       }
                    975:       if ($can_enable) {
                    976:           $r->print('
1.1       raeburn   977:                     <tr>
                    978:                      <td>
1.34      raeburn   979:                       <font color="#888888">'.
1.50      albertel  980: &mt('Note: if you enable automatic import of student photos, your course will automatically have access to photos saved by your institution for officially registered students, via a conduit established by your LON-CAPA domain coordinator.').'  
1.1       raeburn   981:                       </font>
                    982:                      </td>
                    983:                     </tr>
1.34      raeburn   984: ');
                    985:       } else {
1.48      albertel  986:           if (&user_is_courseowner($enrollvar{'courseowner'})) {
1.34      raeburn   987:               $r->print('
                    988:                     <tr>
                    989:                      <td>'.
                    990: &mt('[_1] requires a course owner to indicate acceptance of conditions of use of digital student photos before enabling automatic import into a course. If you choose to enable import of photos you will be prompted for your agreement on the next page.',$institution).'
                    991:                      </td>
                    992:                     </tr>
                    993:                ');
                    994:           } else {
                    995:               my ($ownername,$owneremail) = &get_ownerinfo($dom,
                    996:                                                     $enrollvar{'courseowner'});
1.38      raeburn   997:               my $emailstr;
                    998:               if ($owneremail) {
                    999:                   $emailstr = "(e-mail: $owneremail)";
                   1000:               }
1.34      raeburn  1001:               $r->print('
                   1002:                     <tr>
                   1003:                      <td>'.
1.52      raeburn  1004: &mt('The policies of your institution ([_1]) require that the course owner ([_2]) must indicate acceptance of the conditions of use of digital photos of registered students, before they may be made available for use in a course.',$institution,$ownername).'<br /><br />'.&mt('Please direct the course owner [_1] to visit the "Student photos" page in the Automated Student Enrollment Manager to indicate acceptance of these conditions of use.',$emailstr).'<br /><br /><input type="button" name="mainmenu" value="Go back" onclick="javascript:history.go(-1);" />
1.34      raeburn  1005:                     </td>
                   1006:                    </tr>
                   1007:                   </form>
                   1008:              ');
                   1009:              return;
                   1010:           }
                   1011:       }
                   1012:       $r->print('
1.1       raeburn  1013:                     <tr>
                   1014:                      </td>&nbsp;</td>
                   1015:                     </tr>
                   1016:                     <tr>
1.34      raeburn  1017:                      <td align="right">
1.39      albertel 1018:                       <input type="button" name="showphotos" value="Go" onclick="process('."'photos'".')" />
1.1       raeburn  1019:                      </td>
                   1020:                     </tr>
                   1021:                    </table>
1.39      albertel 1022:                    <input type="hidden" name="action" value="'.$action.'" />
                   1023:                    <input type="hidden" name="state" value="process" />
1.1       raeburn  1024:                    </form>
1.34      raeburn  1025:       ');
1.1       raeburn  1026:   } elsif ($action eq "updatenow") {
                   1027:       $r->print("
                   1028:                    <form name=\"enter\" method=\"post\"><br/>
                   1029: 		   <table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">
                   1030: 		    <tr>
                   1031: 		     <td align=\"left\"><b>$$tasktitleref{$action}</b>
                   1032: 		     </td>
                   1033:                     </tr>
                   1034: 		   </table>
                   1035: 		   <table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"3\">
                   1036: 		    <tr>
                   1037: 		     <td>
1.17      raeburn  1038: 	              Add any students currently included in institutional classlist(s) but not enrolled in your LON-CAPA course.<br />  
1.39      albertel 1039: 		      <label><input type=\"radio\" name=\"updateadds\" value=\"1\" />&nbsp;Yes&nbsp;</label>
                   1040:                       <label><input type=\"radio\" name=\"updateadds\" value=\"0\" />&nbsp;No&nbsp;</label>
1.1       raeburn  1041:                      </td>
                   1042:                     </tr>
                   1043:                     <tr>
                   1044:                      <td>
1.17      raeburn  1045:  	              Expire students previously added by nightly enrollment process, but no longer listed in institutional  classlist(s).<br />                  
1.39      albertel 1046:                       <label><input type=\"radio\" name=\"updatedrops\" value=\"1\" />&nbsp;Yes&nbsp;</label>
                   1047:                       <label><input type=\"radio\" name=\"updatedrops\" value=\"0\" />&nbsp;No&nbsp;</label><br />
1.14      raeburn  1048:                      </td>
                   1049:                     </tr>
                   1050:                     <tr>
                   1051:                      <td><font color=\"#888888\">
1.1       raeburn  1052: Note: Any students previously added manually by course coordinator(s) using either 'Upload classlist CSV file' or 'Enroll a single user' will be unaffected by the removal process.
1.14      raeburn  1053:                       </font>
                   1054:                      </td>
                   1055:                     </tr>
                   1056:                     <tr>
                   1057:                      <td>
                   1058:       ");
                   1059:       &print_accessdate_table($r,\%enrollvar,$tasktitleref,$action);
                   1060:       $r->print("
                   1061:                      </td>
                   1062:                     </tr>
                   1063:                     <tr>
                   1064:                      <td align=\"right\">
1.39      albertel 1065:                       <input type=\"button\" name=\"updatenow\" value=\"Go\" onclick=\"process('updatenow')\" />
1.14      raeburn  1066:                      </td>
                   1067:                     </tr>
                   1068: 	           </table>
                   1069:                    <input type=\"hidden\" name=\"action\" value=\"$action\" />
                   1070:                    <input type=\"hidden\" name=\"state\" value=\"process\" />
                   1071:                   </form>
                   1072:       ");
1.34      raeburn  1073:   } elsif ($action eq 'updatephotos') {
                   1074:       $r->print("
                   1075:                    <table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">
                   1076:                     <tr>
                   1077:                      <td align=\"left\"><b>$$tasktitleref{$action}</b>
                   1078:                      </td>
                   1079:                     </tr><tr><td>");
1.37      raeburn  1080:       if ($enrollvar{'showphoto'}) {
1.35      albertel 1081:           my ($update,$commentary) = &Apache::lonnet::auto_photochoice($crs,
                   1082: 								       $dom);
1.40      raeburn  1083:           if ($update) { 
                   1084:               $r->print('<br />'.$commentary.'<br /><br />
1.34      raeburn  1085: <form name="photoupdate" method="post">
                   1086: <input type ="button" name="retrieve" value="'.&mt('Update photo repository').'"
                   1087: onclick="javascript:document.photoupdate.submit()" />
                   1088: <input type ="hidden" name="action" value="'.$action.'" />
                   1089: <input type ="hidden" name="state" value="process" />
                   1090: </form>');
1.40      raeburn  1091:           } else {
1.52      raeburn  1092:               $r->print(&mt('Update of photos via the Automated Student Enrollment Manager is unavailable in this domain.').'<br /><br /><input type="button" name=mainmenu" value="Go back" onclick="javascript:history.go(-1);" />');
1.40      raeburn  1093:           }
1.34      raeburn  1094:       } else {
                   1095:           $r->print('Update of photos is unavailable, as import of student photos is currently disabled.<br />Enable this first via: <a href="/adm/populate?action=photos">'.$$tasktitleref{'photos'}.'</a>');
                   1096:       }
                   1097:       $r->print('</td></tr>
                   1098:                  <tr><td>&nbsp;</td></tr>
                   1099:                 </table>');
1.14      raeburn  1100:   } elsif ($action eq 'viewclass') {
                   1101:       $r->print("
                   1102:                    <form name=\"studentform\" method=\"post\"><br/>
                   1103:                    <table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">
                   1104:                     <tr>
                   1105:                      <td align=\"left\"><b>$$tasktitleref{$action}</b>
                   1106:                      </td>
                   1107:                     </tr>
1.16      raeburn  1108:                     <tr>
                   1109:                      <td>Section changes, name changes, and class drops that can be set to occur either automatically or when using the <b>'Update roster now'</b> feature, will affect only those students with an enroll type of <b>'auto'</b>. Students with an enroll type of <b>'manual'</b>, will be converted automatically to the 'auto' type, when they first appear in the institutional classlist for the course - as long as nightly adds are enabled and active, or the update roster utility is used.  Use the 'Lock' checkbox for any manually enrolled students for whom you wish to prevent type conversion. Use the 'Change' checkbox to switch the enroll type from auto to manual, and vice versa. Use the 'Unlock' checkbox for any maually enrolled students for whom you no longer wish to lock the enroll type.  Click the 'Go' button at the end of the page to process your desired changes.</td>
                   1110:                     </tr>
                   1111:                     <tr><td>&nbsp;</td></tr> 
1.14      raeburn  1112:                    </table>
                   1113:                    <table>
                   1114:                     <tr>
                   1115:                      <td>
1.1       raeburn  1116:       ");
1.23      albertel 1117:       if (! exists($env{'form.sortby'})) {
                   1118:           $env{'form.sortby'} = 'username';
1.14      raeburn  1119:       }
1.46      albertel 1120:       if ($env{'form.Status'} !~ /^(Any|Expired|Active|Future)$/) {
1.23      albertel 1121:           $env{'form.Status'} = 'Active';
1.14      raeburn  1122:       }
1.23      albertel 1123:       my $status_select = &Apache::lonhtmlcommon::StatusOptions($env{'form.Status'});
1.14      raeburn  1124: #  Get current classlist
1.51      raeburn  1125:       my %userlist;
                   1126:       my ($indexhash,$keylist) = &Apache::lonuserutils::make_keylist_array();
                   1127:       my $classlist = &Apache::loncoursedata::get_classlist();
                   1128:       my $secidx = &Apache::loncoursedata::CL_SECTION();
                   1129:       my ($permission,$allowed) = &Apache::lonuserutils::get_permission();
                   1130:       foreach my $student (keys(%{$classlist})) {
                   1131:           if (exists($permission->{'view_section'})) {
                   1132:               if ($classlist->{$student}[$secidx] ne $permission->{'view_section'}) {
                   1133:                   next;
                   1134:               } else {
                   1135:                   $userlist{$student} = $classlist->{$student};
                   1136:               }
                   1137:           } else {
                   1138:               $userlist{$student} = $classlist->{$student};
                   1139:           }
                   1140:       }
                   1141: 
1.14      raeburn  1142:       if (! defined($classlist)) {
1.51      raeburn  1143:           $r->print(&mt('There are no students either currently or previously enrolled.')."
                   1144:                       </td>
                   1145:                      </tr>\n");
1.14      raeburn  1146:       } else {
                   1147:           $r->print(&mt('Student Status: [_1]',$status_select)."\n");
                   1148:           $r->print('<input type="submit" value="'.&mt('Update Display').'" />'.
                   1149:               "\n</p>\n");
1.51      raeburn  1150:           my $context = 'course';
                   1151:           my $mode = 'autoenroll';
                   1152:           my ($studentcount,$autocount,$manualcount,$lockcount,$unlockcount) = &Apache::lonuserutils::show_users_list($r,$context,$mode,$permission,$env{'form.Status'},\%userlist,$keylist);
1.14      raeburn  1153:           $r->print("
                   1154:                      </td>
                   1155:                     </tr>
                   1156:           ");
                   1157:           if ($studentcount > 0) {
                   1158:               $r->print("
1.16      raeburn  1159:                     <tr><td><table border=\"0\" cellpadding=\"5\"><tr>
                   1160:               ");
                   1161:               my $cellcount = 0;
                   1162:               if ($autocount > 0) {
                   1163:                   $cellcount ++;
                   1164:                   $r->print(<<END);
                   1165:                        <td><fieldset><legend>&nbsp;<b>Change auto</b></legend><input type="button" value="check all" onclick="javascript:checkAll(document.studentform.chgauto)" />&nbsp;&nbsp;
                   1166:                        <input type="button" value="uncheck all" onclick="javascript:uncheckAll(document.studentform.chgauto)" /></fieldset></td>
                   1167: END
                   1168:               }
                   1169:               if ($manualcount > 0) {
                   1170:                   $cellcount ++;
                   1171:                   $r->print(<<END);
                   1172:                        <td><fieldset><legend>&nbsp;<b>Change manual</b></legend><input type="button" value="check all" onclick="javascript:checkAll(document.studentform.chgmanual)" />&nbsp;&nbsp;
                   1173:                        <input type="button" value="uncheck all" onclick="javascript:uncheckAll(document.studentform.chgmanual)" /></fieldset></td>
                   1174: END
                   1175:               }
                   1176:               if ($lockcount > 0) {
                   1177:                   if ($cellcount == 2) {
                   1178:                       $r->print("</tr><tr>");
                   1179:                   }
                   1180:                   $cellcount ++;
                   1181:                   $r->print(<<END);
                   1182:                        <td><fieldset><legend>&nbsp;<b>Lock manual</b></legend><input type="button" value="check all" onclick="javascript:checkAll(document.studentform.lockchg)" />&nbsp;&nbsp;
                   1183:                        <input type="button" value="uncheck all" onclick="javascript:uncheckAll(document.studentform.lockchg)" /></fieldset></td>
                   1184: END
                   1185:               }
                   1186:               if ($unlockcount > 0) {
                   1187:                   if ($cellcount == 2) {
                   1188:                       $r->print("</tr><tr>");
                   1189:                   }
                   1190:                   $cellcount ++;
                   1191:                   $r->print(<<END);
                   1192:                        <td><fieldset><legend>&nbsp;<b>Unlock manual</b></legend><input type="button" value="check all" onclick="javascript:checkAll(document.studentform.unlockchg)" />&nbsp;&nbsp;
                   1193:                        <input type="button" value="uncheck all" onclick="javascript:uncheckAll(document.studentform.unlockchg)" /></fieldset></td>
                   1194: END
                   1195:               }
                   1196:               $r->print("
                   1197:                        </tr>
                   1198:                       </table>
1.14      raeburn  1199:                      <td>&nbsp;</td>
                   1200:                     </tr>
                   1201:                     <tr>
                   1202:                      <td align=\"right\">
1.39      albertel 1203:                       <input type=\"button\" name=\"viewclass\" value=\"Go\" onclick=\"process('viewclass','$autocount','$manualcount','$lockcount','$unlockcount')\" />
1.14      raeburn  1204:                      </td>
                   1205:                     </tr>
                   1206:               ");
1.51      raeburn  1207:           } else {
                   1208:               $r->print('
                   1209:                     <tr>
                   1210:                      <td><br />
                   1211:                       '.&mt('There are no students with the selected status.').'
                   1212:                      </td>
                   1213:                     </tr>
                   1214:               ');
1.14      raeburn  1215:           }
                   1216:           $r->print("
                   1217:                    </table>
                   1218:                    <input type=\"hidden\" name=\"action\" value=\"$action\" />
                   1219:                    <input type=\"hidden\" name=\"state\" value=\"choose\" />
                   1220:                   </form>
                   1221:           ");
                   1222:       }
1.1       raeburn  1223:   }
                   1224: }
                   1225: 
1.44      raeburn  1226: sub notifier_tables {
                   1227:     my ($role,$lt,$users,$status,$notifystate,$pname,$notifyshow) = @_;
                   1228:     my $output = &Apache::loncommon::start_data_table();
                   1229:     $output .= &Apache::loncommon::start_data_table_header_row();
                   1230:     $output .= "<th>$$lt{name}</th>
                   1231:                 <th>$$lt{usnm}</th>";
                   1232:     if ($role eq 'cc') {
                   1233:         $output .= "<th>$$lt{coac}</th>";
                   1234:     } 
                   1235:     $output .=  "<th>$$lt{curn}</th>
                   1236:                  <th>$$lt{notf}</th>";
                   1237:     $output .= &Apache::loncommon::end_data_table_header_row();
                   1238:     for (my $i=0; $i<@{$users}; $i++) {
                   1239:         $output .= &Apache::loncommon::start_data_table_row();
                   1240:         $output .= '<td>'.$$pname{$$users[$i]}.'</td>'.
                   1241:                    '<td><input type="hidden" name="notifyname_'.$$notifyshow.
                   1242:                    '" value="'.$$users[$i].'" />'.$$users[$i].'</td>';
                   1243:         if ($role eq 'cc') {
                   1244:             $output .= '<td>'.$$status{$$users[$i]}.'</td>';
                   1245:         }
                   1246:         $output .= '<td>';
                   1247:         if ($$notifystate{$$users[$i]} == 1) {
                   1248:             $output .= $$lt{ntac};
                   1249:         } else {
                   1250:             $output .= $$lt{ntin};
                   1251:         }
                   1252:         $output .= '</td><td><input type="checkbox" name="note_'.$$notifyshow.'"'; 
                   1253:         if ($$notifystate{$$users[$i]} == 1) {
                   1254:             $output .= ' checked="checked"';
                   1255:         }
                   1256:         $output .= ' /></td>';
                   1257:         $output .= &Apache::loncommon::end_data_table_row();
                   1258:         $$notifyshow ++;
                   1259:     }
                   1260:     $output .= &Apache::loncommon::end_data_table();
                   1261:     return $output;
                   1262: }
                   1263: 
1.14      raeburn  1264: sub print_accessdate_table {
                   1265:     my ($r,$enrollvar,$tasktitleref,$action) = @_;
                   1266:     my ($start_table,$end_table) = &date_setting_table($$enrollvar{'default_enrollment_start_date'},$$enrollvar{'default_enrollment_end_date'},$action);
                   1267:     my $oldstartshow = '';
                   1268:     my $oldendshow = '';
                   1269:     if ( defined($$enrollvar{'default_enrollment_start_date'}) ) {
                   1270:         $oldstartshow = &Apache::lonlocal::locallocaltime($$enrollvar{'default_enrollment_start_date'});
                   1271:     }
                   1272:     if ( defined($$enrollvar{'default_enrollment_end_date'}) ) {
                   1273:         $oldendshow = &Apache::lonlocal::locallocaltime($$enrollvar{default_enrollment_end_date});
                   1274:         if ($$enrollvar{'default_enrollment_end_date'} eq '0') {
                   1275:             $oldendshow = "No ending date";
                   1276:         }
                   1277:     }
                   1278:     my %lt =&Apache::lonlocal::texthash(
                   1279:          'cuno' => 'Currently NO default first access or last access dates are set.',
                   1280:          'ifyo' => 'If you do not set a start date and an end date, then student roles for students added by the automated enrollment process will start immediately when the student is added and will never become inactive.',
                   1281:          'ifyd' => 'If you do not set an access start date and an end date, then student roles for new students added when you click "Go" will become active immediately and will never become inactive.',
                   1282:          'setf' => 'Set date of first access',
                   1283:          'setl' => 'Set date of last access',
                   1284:          'freg' => 'for registered students added via automated enrollment',
                   1285:          'fnew' => 'for new students added when you update the class roster',
1.16      raeburn  1286:          'ifad'  => 'If automated adds are enabled, then when students are added their student roles will become active on the date set here for first access, and their roles will become inactive on the date set here for last access.  These default access dates will be overridden for specific students if the institutional classlist data supplied to the automatic enrollment process includes entries for the startdate and enddate fields for those students.',
1.52      raeburn  1287:          'ncds'  => 'changing default start and end access dates will affect <b>future enrollments</b> and also <b>currently inactive</b> students (i.e., those for whom access will begin in the future).',
                   1288:          'tcha' => 'To change access dates for <b>currently active</b> students, use User Management -> "Display Class Lists and Manage Multiple Users" to display currently active students, then use the dropdown menu for "Action to take for selected users:" to choose "Change starting/ending dates", select the students to change, and click "Proceed".',
1.14      raeburn  1289:     );
                   1290:     my $dateshow;
                   1291:     if ( ($oldendshow eq '') && ($oldstartshow eq '') ) {
                   1292:        $dateshow = "<br/><font size='+1'>".&mt('Warning')."</font>.&nbsp;".$lt{'cuno'}." ";
                   1293:        if ($action eq 'setaccess') {
                   1294:            $dateshow .= $lt{'ifyo'}."\n";
                   1295:        } elsif ($action eq 'updatenow') {
                   1296:            $dateshow .= $lt{'ifyd'}."\n";
                   1297:        }
                   1298:     } else {
                   1299:         $dateshow = &mt('Currently: default first access').": <b><i>$oldstartshow</i></b>, ".&mt('default last access').": <b><i>$oldendshow</i></b>\n";
                   1300:     }
                   1301:     if ($action eq 'setaccess') {
                   1302:         $r->print(<<ENDONE);
                   1303:                 <form name="enter" method="post"><br/>
                   1304:                 <table width="100%" border="0" cellpadding="2" cellspacing="2">
                   1305:                  <tr>
                   1306:                   <td align="left"><b>$$tasktitleref{$action}</b>
                   1307:                   <br /><br />
                   1308:                    $dateshow
                   1309:                   </td>
                   1310:                  </tr>
                   1311:                 </table>
                   1312: ENDONE
                   1313:     } elsif ($action eq 'updatenow') {
                   1314:         $r->print("
                   1315:                 <br /><br />$dateshow\n");
                   1316:     }
                   1317:     $r->print(<<ENDTWO);
                   1318:                 <table width="100%" border="0" cellpadding="3" cellspacing="3">
                   1319:                  <tr>
                   1320:                   <td align="left" colspan="2">
                   1321:                    <table border="0" cellspacing="0" cellpadding="2">
                   1322:                     <tr>
                   1323:                      <td colspan="3">
                   1324: ENDTWO
                   1325:       if ($action eq 'setaccess') {
                   1326:           $r->print("<i>$lt{'setf'} $lt{'freg'}</i>");
                   1327:       } elsif ($action eq 'updatenow') {
                   1328:           $r->print("<i>$lt{'setf'} $lt{'fnew'}</i>");
                   1329:       }
                   1330:       $r->print(<<ENDTHREE); 
                   1331:                        </td>
                   1332:                       </tr>
                   1333:                       <tr>
                   1334:                        <td>$start_table
                   1335:                        </td>
                   1336:                       </tr>
                   1337:                      </table>
                   1338:                     </td>
                   1339:                    </tr>
                   1340:                    <tr>
                   1341:                     <td align="left" colspan="2">
1.15      albertel 1342:                      <table border="0" cellspacing="0" cellpadding="2">
1.14      raeburn  1343:                       <tr>
                   1344:                        <td colspan="3">
                   1345: ENDTHREE
                   1346:     if ($action eq 'setaccess') {
                   1347:         $r->print("<i>$lt{'setl'} $lt{'freg'}</i>");
                   1348:     } elsif ($action eq 'updatenow') {
                   1349:         $r->print("<i>$lt{'setl'} $lt{'fnew'}</i>");
                   1350:     }
                   1351:     $r->print(<<ENDFOUR); 
                   1352:                        </td>
                   1353:                       </tr>
                   1354:                       <tr>
                   1355:                        <td>$end_table
                   1356:                        </td>
                   1357:                       </tr>
                   1358:                      </table>
                   1359:                     </td>
                   1360:                    </tr>
                   1361: ENDFOUR
                   1362:     if ($action eq 'setaccess') {
                   1363:         $r->print("
                   1364:                    <tr>
                   1365:                     <td colspan=\"2\"><font color=\"#888888\">$lt{'ifad'}</font></td>
                   1366:                    </tr>
1.16      raeburn  1367:                    <tr>
                   1368:                     <td colspan=\"2\">&nbsp;</td>
                   1369:                    </tr>
                   1370:                    <tr>
1.52      raeburn  1371:                     <td colspan=\"2\"><b>".&mt('Note').":</b> ".$lt{'ncds'}.' '.$lt{'tcha'}."</td>
1.16      raeburn  1372:                    </tr>
1.14      raeburn  1373:                   </table>
                   1374:         ");
                   1375:     } elsif ($action eq 'updatenow') {
                   1376:         $r->print("
                   1377:                    </tr>
                   1378:                   </table>
                   1379:         ");
                   1380:     }
                   1381: }
                   1382: 
1.1       raeburn  1383: ###############################################################
                   1384: sub print_doc_base {
1.41      albertel 1385:     my ($r) = @_;
1.15      albertel 1386:     $r->print(<<ENDBASE);
1.1       raeburn  1387:   </td>
                   1388:  </tr>
                   1389: </table>
1.41      albertel 1390: <br />
1.1       raeburn  1391: ENDBASE
1.41      albertel 1392:     $r->print(&Apache::loncommon::end_page());
1.1       raeburn  1393: }
                   1394:  
                   1395: ###################################################################
                   1396: sub print_chgsettings_response {
1.15      albertel 1397:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   1398:     my %settings = &Apache::lonnet::get('environment',['internal.sectionnums','internal.crosslistings','internal.autostart','internal.autoend','internal.autoadds','internal.autodrops'],$dom,$crs);
                   1399:     my $currend = '';
                   1400:     my $currstart = '';
                   1401:     my $currsecs = '';
                   1402:     my $currxlists = '';
                   1403:     my $curradds = '';
                   1404:     my $currdrops = '';
                   1405:     if ( defined($settings{'internal.autoadds'}) ) {
                   1406: 	$curradds = $settings{'internal.autoadds'};
                   1407:     }
                   1408:     if ( defined($settings{'internal.autodrops'}) ) {
                   1409: 	$currdrops = $settings{'internal.autodrops'};
                   1410:     }
                   1411:     if ( defined($settings{'internal.autostart'}) ) {
                   1412: 	$currstart = $settings{'internal.autostart'};
                   1413:     }
                   1414:     if ( defined($settings{'internal.autoend'}) ) {
                   1415: 	$currend = $settings{'internal.autoend'};
                   1416:     }
                   1417:     if ( defined($settings{'internal.sectionnums'}) ) {
                   1418: 	$currsecs = $settings{'internal.sectionnums'};
                   1419:     }
                   1420:     if ( defined($settings{'internal.crosslistings'}) ) {
                   1421: 	$currxlists = $settings{'internal.crosslistings'}
                   1422:     }
                   1423:     my $autoadds = '';
                   1424:     my $autodrops = '';
1.1       raeburn  1425: 
1.23      albertel 1426:     if ( exists($env{'form.autoadds'}) ) {
                   1427: 	$autoadds=$env{'form.autoadds'};
1.15      albertel 1428:     }
1.23      albertel 1429:     if ( exists($env{'form.autodrops'}) ) {
                   1430: 	$autodrops=$env{'form.autodrops'};
1.15      albertel 1431:     }
                   1432: 
                   1433:     my $response = "";
                   1434:     my $warning = "";
                   1435:     my $warn_prefix = "";
                   1436:     my $warn_suffix = "";
                   1437:     my $warnfiller = "";
                   1438:     my %cenv = ('internal.autoadds' => $autoadds,
                   1439: 		'internal.autodrops' => $autodrops);
                   1440:     my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   1441:     if ($reply !~ /^ok$/) {
                   1442: 	$response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";
                   1443:     } else {
                   1444: 	if ($autoadds) {
                   1445: 	    if ($curradds) {
                   1446: 		$response = "Nightly additions based on classlist changes still <b>enabled</b><br/>";
                   1447: 	    } else {
                   1448: 		$response = "Nightly additions based on classlist changes now <b>enabled</b><br/>";
                   1449: 	    }
                   1450: 	} else {
                   1451: 	    if ($curradds) {
                   1452: 		$response = "Nightly additions based on classlist changes now <b>disabled</b><br/>";
                   1453: 	    } else {
                   1454: 		$response = "Nightly additions based on classlist changes still <b>disabled</b><br/>";
                   1455: 	    }
                   1456: 	}
                   1457: 	if ($autodrops) {
                   1458: 	    if ($currdrops) {
1.39      albertel 1459: 		$response .= "Nightly removals based on classlist changes still <b>enabled</b><br />";
1.15      albertel 1460: 	    } else {
                   1461: 		$response .= "Nightly removals based on classlist changes now <b>enabled</b><br/>";
                   1462: 	    }
                   1463: 	} else {
                   1464: 	    if ($currdrops) {
1.39      albertel 1465: 		$response .= "Nightly removals based on classlist changes now <b>disabled</b><br />";
1.15      albertel 1466: 	    } else {
                   1467: 		$response .= "Nightly removals based on classlist changes still <b>disabled</b>";
                   1468: 	    }
                   1469: 	}
                   1470: 	if ($autoadds || $autodrops) {
                   1471: 	    $warning = &warning_message($dom,$crs,$action);
                   1472: 	    $warn_prefix = "<br/><font size ='+1'><b>Warning</b></font>. Although you indicated that nightly ";
                   1473: 	    $warn_suffix = " should be enabled, additional action is required.<br/>";
                   1474: 	}
                   1475: 	if ($autoadds) {
                   1476: 	    if ($autodrops) {
                   1477: 		$warnfiller = "adds and drops";
                   1478: 	    } else {
                   1479: 		$warnfiller = "adds";
                   1480: 	    }
                   1481: 	} else {
                   1482: 	    if ($autodrops) {
                   1483: 		$warnfiller = "drops";
                   1484: 	    }
                   1485: 	}
                   1486: 	unless ($warning eq '') {
                   1487: 	    $response = $warn_prefix.$warnfiller.$warn_suffix.$warning;
                   1488: 	}
                   1489:     }
                   1490:     &print_reply($r,$response,$$tasktitleref{$action});
                   1491:     return;
1.1       raeburn  1492: }
                   1493: 
                   1494: sub print_setdates_response {
1.15      albertel 1495:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   1496:     my %settings = &Apache::lonnet::get('environment',['internal.autostart','internal.autoend'],$dom,$crs);
                   1497:     my $currstart = $settings{'internal.autostart'};
                   1498:     my $currend = $settings{'internal.autoend'};
                   1499:     my $response = '';
1.19      raeburn  1500:     my $showstart = '';
1.15      albertel 1501:     my $showend = '';
                   1502:     my $warning = '';
                   1503:     my $warn_prefix = '';
1.19      raeburn  1504:     my ($autostart,$autoend) = &get_dates_from_form();
                   1505:     if ( ($autostart eq '') || ($autoend eq '') ) {
                   1506:         $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";
                   1507:     } elsif (($autoend > 0) && ($autoend <= $autostart)) {
                   1508:         $response = 'The date/time selected for starting auto-enrollment was the same or later than the date/time selected for ending auto-enrollment. As this means auto-enrollment will never be active, your requested changes have not been processed, and the existing values remain in effect. Please <a href="javascript:history.go(-1)">go back</a> to the previous page to try your changes again.'."\n";
                   1509:     } else {       
                   1510:         $showstart = &Apache::lonlocal::locallocaltime($autostart);
                   1511:         if ($autoend) {
                   1512: 	    $showend = &Apache::lonlocal::locallocaltime($autoend);
                   1513:         } else {
                   1514: 	    $showend = "'No end date'";
                   1515:         } 
1.15      albertel 1516: 
1.19      raeburn  1517:         my %cenv = ('internal.autostart' => $autostart,
                   1518:   		    'internal.autoend' => $autoend);
                   1519:         my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   1520:         if ($reply !~ /^ok$/) {
                   1521: 	    $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";
                   1522:         } else {
                   1523: 	    if ($currstart == $autostart) {
                   1524: 	        $response = "The first date for automated enrollment has been left unchanged as $showstart.<br/>";
                   1525: 	    } else {
                   1526: 	        $response = "The first date for automated enrollment has been changed to $showstart.<br/>";
                   1527: 	    } 
                   1528: 	    if ($currend == $autoend) {
                   1529: 	        $response .= "The last date for automated enrollment has been left unchanged as $showend.<br/>";
                   1530: 	    } else {
                   1531: 	        $response .= "The last date for automated enrollment has been changed to $showend.<br/>";
                   1532: 	    }
1.1       raeburn  1533:  
1.14      raeburn  1534: # Generate message in case where old first enrollment date was later than today, but new first enrollment date is now today or earlier.
1.1       raeburn  1535: 
1.19      raeburn  1536: 	    my $rosterupdated = 0;
                   1537: 	    my $firstaccess = "";
                   1538: 	    my $nextupdate = "";
                   1539: 	    my $lastupdate = "";
                   1540: 
                   1541: 	    my $nowstamp = time;
                   1542: 	    my @date_list=localtime(time);
                   1543: 	    my $cur_year = $date_list[5];
                   1544: 	    my $curday = $date_list[3];
                   1545: 	    my $curmonth = $date_list[4];
                   1546: 	    my $lastmidnt = timelocal(0,0,0,$date_list[3],$date_list[4],$date_list[5]);
                   1547: 	    my $nextmidnt = 86400 + $lastmidnt;
                   1548: 
                   1549: 	    my $todayupdate = timelocal(0,30,1,$date_list[3],$date_list[4],$date_list[5]);
                   1550: 	    my $lastupdate = $todayupdate - 86400;
                   1551: 	    if ($nowstamp < $todayupdate) {
                   1552: 	      $nextupdate = "today";
1.15      albertel 1553: 	    } else {
1.19      raeburn  1554: 	      $nextupdate = "tomorrow";
1.15      albertel 1555: 	    }
1.19      raeburn  1556: 	    if ($currstart < $lastupdate) {
                   1557: 	        $rosterupdated = 1;
1.15      albertel 1558: 	    }
1.19      raeburn  1559: 	    if ($autostart < $nextmidnt ) {
                   1560: 	        if ( $autostart >= $lastmidnt) {
                   1561: 		    $firstaccess = "today";
                   1562: 	        } else {
                   1563: 	  	    $firstaccess = "a date prior to today";
                   1564: 	        }
                   1565: 	        if (($nowstamp >= $autostart) && ($rosterupdated == 0)) {
1.39      albertel 1566: 		    $response .= qq|<br />Although you have now set the first enrollment date to $firstaccess, automatic enrollment will <b>not</b> occur until the next automatic enrollment update occurs for all LON-CAPA courses at 1.30 am $nextupdate. If you wish to immediately enroll registered students included in the institutional classlist for this class, please visit the <a href="/adm/populate?action=updatenow">roster update page</a>.<br />|;
1.19      raeburn  1567: 	        }
                   1568: 	    }
                   1569: 	    $warning = &warning_message($dom,$crs,$action);
                   1570: 	    $warn_prefix = "<br/><font size ='+1'><b>Warning</b></font>. Although you set a start and end date for auto-enrollment, additional action is required.<br/>";
                   1571: 	    unless ($warning eq '') {
                   1572: 	        $response .= $warn_prefix.$warning;
                   1573: 	    }
                   1574:         }
1.15      albertel 1575:     }
                   1576:     &print_reply($r,$response,$$tasktitleref{$action});
                   1577:     return;
1.1       raeburn  1578: }
                   1579: 
1.14      raeburn  1580: sub print_setaccess_response {
1.15      albertel 1581:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   1582:     my %settings = &Apache::lonnet::get('environment',['default_enrollment_start_date','default_enrollment_end_date','internal.autostart'],$dom,$crs);
                   1583:     my $currstart = $settings{'default_enrollment_start_date'};
                   1584:     my $currend = $settings{'default_enrollment_end_date'};
                   1585:     my $autostart = $settings{'internal.autostart'};
                   1586:     my $response = '';
                   1587:     my ($startaccess,$endaccess) = &get_dates_from_form();
1.19      raeburn  1588:     if (($startaccess eq '') || ($endaccess eq '')) {
                   1589:         $response = "There was a problem processing your requested changes. The default
                   1590: start and end access dates for this course have been left unchanged.<br/>";
                   1591:     } elsif (($endaccess > 0) && ($endaccess <= $startaccess)) {
                   1592:         $response = 'The default start access date/time you chose was the same or later than the default end access date/time. As this means that roles will never be active, your requested changes have not been processed, and the existing values remain in effect. Please <a href="javascript:history.go(-1)">go back</a> to the previous page to try your changes again.'."\n"; 
1.15      albertel 1593:     } else {
1.19      raeburn  1594:         my $showstart = &Apache::lonlocal::locallocaltime($startaccess);
                   1595:         my $showend = '';
                   1596:         my $warning = '';
                   1597:         my $warn_prefix = '';
                   1598:         if ($endaccess) {
                   1599: 	    $showend = &Apache::lonlocal::locallocaltime($endaccess);
                   1600:         } else {
                   1601: 	    $showend = "'No end date'";
                   1602:         }
1.15      albertel 1603: 
1.19      raeburn  1604:         my %cenv = ('default_enrollment_start_date' => $startaccess,
1.15      albertel 1605: 		'default_enrollment_end_date' => $endaccess);
1.19      raeburn  1606:         my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   1607:         if ($reply !~ /^ok$/) {
                   1608: 	    $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";
                   1609:         } else {
                   1610: 	    if ($currstart == $startaccess) {
1.52      raeburn  1611: 	        $response = "The first access date for students being added via automated enrollment has been left unchanged as $showstart.<br/>";
1.19      raeburn  1612: 	    } else {
1.52      raeburn  1613: 	        $response = "The first access date for students being added via automated enrollment has been changed to $showstart.<br/>";
1.19      raeburn  1614: 	    }
                   1615: 	    if ($currend == $endaccess) {
1.52      raeburn  1616: 	        $response .= "The last access date for students being added via automated enrollment has been left unchanged as $showend.<br/>";
1.19      raeburn  1617: 	    } else {
1.52      raeburn  1618: 	        $response .= "The last access date for students being added via automated enrollment has been changed to $showend.<br/>";
1.19      raeburn  1619: 	    }
1.52      raeburn  1620:             $response .= '<br />'.&mt('Any change in access dates will only apply to students who are not currently active, i.e., those who currently have access start dates in the future, and to those added by future automated enrollment.').'<br /><br />'.&mt('To change access dates for any currently active students, use User Management -> "Display Class Lists and Manage Multiple Users" to display currently active students, then use the dropdown menu for "Action to take for selected users:" to choose "Change starting/ending dates", select the students to change, and click "Proceed".').'<br />';
1.15      albertel 1621: 	
1.14      raeburn  1622: # Generate message in case where old first access date was later than today, but new first access date is now today or earlier.
1.15      albertel 1623: 	
1.19      raeburn  1624: 	    my $accessgiven= 0;
                   1625: 	    my $firstaccess = "";
                   1626: 	    my $nextupdate = "";
                   1627: 	    my $lastupdate = "";
                   1628: 
                   1629: 	    my $nowstamp = time;
                   1630: 	    my @date_list=localtime(time);
                   1631: 	    my $cur_year = $date_list[5];
                   1632: 	    my $curday = $date_list[3];
                   1633: 	    my $curmonth = $date_list[4];
                   1634: 	    my $lastmidnt = timelocal(0,0,0,$date_list[3],$date_list[4],$date_list[5]);
                   1635: 	    my $nextmidnt = 86400 + $lastmidnt;
                   1636: 
                   1637: 	    my $todayupdate = timelocal(0,30,1,$date_list[3],$date_list[4],$date_list[5]);
                   1638: 	    my $tomorrowupdate = $todayupdate + 86400;
                   1639: 	    my $lastupdate = $todayupdate - 86400;
                   1640: 
                   1641: 	    if ($autostart < $nextmidnt) {
                   1642: 	        if ($nowstamp < $todayupdate) {
                   1643: 		    $nextupdate = "at 1.30 am today";
                   1644: 	        } else {
                   1645: 		    $nextupdate = "at 1.30 am tomorrow";
                   1646: 	        }
1.15      albertel 1647: 	    } else {
1.19      raeburn  1648: 	        my @enrollstart = localtime($autostart);
                   1649: 	        $nextupdate = timelocal(0,30,1,$enrollstart[3],$enrollstart[4],$enrollstart[5]);
                   1650: 	        unless (($enrollstart[2] < 1) || ($enrollstart[2] == 1 && $enrollstart[1] <=30))  {
                   1651: 		    $nextupdate += 86400; 
                   1652: 	        }
                   1653: 	        $nextupdate = &Apache::lonlocal::locallocaltime($nextupdate);
                   1654: 	    }
                   1655: 	    if (($currstart < $lastupdate) && ($autostart < $lastupdate)) {
                   1656: 	        $accessgiven = 1;
                   1657: 	    }
                   1658: 	    if ($startaccess < $nextmidnt ) {
                   1659: 	        if ( $startaccess >= $lastmidnt) {
                   1660: 	    	    $firstaccess = "today";
                   1661: 	        } else {
                   1662: 		    $firstaccess = "a date prior to today";
                   1663: 	        }
                   1664: 	        if (($nowstamp >= $startaccess) && ($accessgiven == 0)) {
1.39      albertel 1665: 		    $response .= qq|<br />Although you have now set the first access date to $firstaccess, automatic enrollment will <b>not</b> occur until the next automatic enrollment update occurs for all LON-CAPA courses $nextupdate. If you wish to grant immediate course access for registered students included in the institutional classlist for this class, please visit the <a href="/adm/populate?action=updatenow">roster update page</a>.<br />|;
1.19      raeburn  1666: 	        }
1.15      albertel 1667: 	    }
1.19      raeburn  1668: 	    $warning = &warning_message($dom,$crs,$action);
                   1669: 	    $warn_prefix = "<br/><font size ='+1'><b>Warning</b></font>. Although you have set default first and last access dates for students who are added via automatic enrollment, additional action is required.<br/>";
                   1670: 	    unless ($warning eq '') {
                   1671: 	        $response .= $warn_prefix.$warning;
1.15      albertel 1672: 	    }
1.19      raeburn  1673:         }
1.15      albertel 1674:     }
                   1675:     &print_reply($r,$response,$$tasktitleref{$action});
                   1676:     return;
1.14      raeburn  1677: }
                   1678: 
1.1       raeburn  1679: sub print_notify_response {
1.15      albertel 1680:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
1.1       raeburn  1681: 
                   1682: # Get current settings
1.15      albertel 1683:     my %settings = &Apache::lonnet::get('environment',['internal.notifylist','internal.coursecode'],$dom,$crs);
                   1684:     my $notifylist = $settings{'internal.notifylist'};
                   1685:     my $coursecode = $settings{'internal.coursecode'};
1.28      albertel 1686:     my @currpeople = split(/,/,$notifylist);
1.15      albertel 1687:     my $notify = 0;
                   1688:     my @people = ();
                   1689:     my $peoplestr = "";
                   1690:     my $response = "";
                   1691:     my $noprocess = 0;
1.1       raeburn  1692: 
1.15      albertel 1693:     my $currcount = 0;
                   1694:     foreach  (@currpeople) {
                   1695: 	unless ($_ eq '') { $currcount ++; } 
                   1696:     }
                   1697: 
1.23      albertel 1698:     if ( exists($env{'form.notify'}) ) {
                   1699: 	$notify=$env{'form.notify'};
1.15      albertel 1700:     }
1.23      albertel 1701:     if ( exists($env{'form.notifyshow'}) ) {
                   1702: 	my $notifyshow = $env{'form.notifyshow'};
1.15      albertel 1703: 	for (my $i=0; $i<$notifyshow; $i++) {
1.23      albertel 1704: 	    if ( exists($env{"form.note_$i"}) ) {
                   1705: 		if ( exists($env{"form.notifyname_$i"}) ) {
                   1706: 		    unless ( $env{"form.notifyname_$i"} eq '' ) {
                   1707: 			push @people, $env{"form.notifyname_$i"};
1.15      albertel 1708: 		    }
                   1709: 		}
                   1710: 	    }
                   1711: 	}
                   1712: 	if ($notify) { $peoplestr = join(",",@people); }
                   1713:     } else {
                   1714: 	if ($notify) {
                   1715: 	    if ($currcount) {
                   1716: 		$response = "There was a problem retrieving the updated list of recipients of notification messages. The notification settings for this course have been left unchanged.<br/>.";
                   1717: 		$peoplestr = $notifylist;
                   1718: 		@people = @currpeople;
                   1719: 		$noprocess = 1;
                   1720: 	    }
                   1721: 	}
                   1722:     }
                   1723:     unless ($noprocess == 1) {
                   1724: 	my %cenv = ('internal.notifylist' => $peoplestr);
                   1725: 	my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   1726: 	if ($reply !~ /^ok$/) {
                   1727: 	    $response = "There was a problem processing your requested changes. The notification settings for this course have been left unchanged.<br/>";
                   1728: 	} else {
                   1729: 	    if ($notify) {
                   1730: 		if (@people) {
                   1731: 		    if ($currcount) {
                   1732: 			$response .= "Notification of enrollment changes still <b>enabled</b><br/>";
                   1733: 		    } else {
                   1734: 			$response .= "Notification of enrollment changes now <b>enabled</b><br/>";
                   1735: 		    }
                   1736: 		    $response .= "<br/>The following will receive notification if there are any changes in enrollment in LON-CAPA course: $realm ($coursecode) as a result of the nightly enrollment check: <br/><ul>\n";
                   1737: 		    foreach my $person (@people) {
                   1738: 			$response .= "<li>$person</li>\n";
                   1739: 		    }
                   1740: 		    $response .= "</ul>\n";
                   1741: 		} else {
1.44      raeburn  1742: 		    $response = &mt('Notification of enrollment changes was <b> not enabled</b> as no [_1]s were selected as recipients.<br/>',&Apache::lonnet::plaintext('cc'));
1.15      albertel 1743: 		}
                   1744: 	    } else {
                   1745: 		if ($currcount) {
                   1746: 		    $response = "Notification of enrollment changes now <b>disabled</b><br/>";
                   1747: 		} else {
                   1748: 		    $response = "Notification of enrollment changes still <b>disabled</b><br/>";
                   1749: 		}
                   1750: 	    }
                   1751: 	}
                   1752:     }
                   1753:     &print_reply($r,$response,$$tasktitleref{$action});
                   1754:     return;
1.1       raeburn  1755: }
                   1756: 
                   1757: sub print_crosslistings_menu () {
1.15      albertel 1758:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   1759:     my %settings = &Apache::lonnet::get('environment',['internal.crosslistings','internal.coursecode'],$dom,$crs);
                   1760:     my @currxlists = ();
                   1761:     my @xlists = ();
                   1762:     my $crosscount = 0;
                   1763:     my $removecount = 0;
                   1764:     my $xliststr = '';
                   1765:     my $response = '';
                   1766:     my $coursecode = $settings{'internal.coursecode'};
1.28      albertel 1767:     if ($settings{'internal.crosslistings'} ne '') {
                   1768: 	@currxlists = split(/,/,$settings{'internal.crosslistings'});
1.15      albertel 1769:     }
                   1770: 
                   1771:     if (@currxlists > 0) {
                   1772: 	for (my $i=0; $i<@currxlists; $i++) {
                   1773: 	    my $xlist = "cross_".$i;
1.42      raeburn  1774: 	    my $lc_sec = "lcsec_".$i;
1.23      albertel 1775: 	    if ( exists($env{"form.$xlist"}) ) {
1.15      albertel 1776: 		my $xlistentry = '';
                   1777: 		if ($currxlists[$i] =~ m/^([^:]+)/) {
                   1778: 		    $xlistentry = $1.':';
                   1779: 		}
1.42      raeburn  1780: 		if ( exists($env{"form.$lc_sec"}) ) {
                   1781: 		    $xlistentry .= $env{"form.$lc_sec"};
1.15      albertel 1782: 		}
                   1783: 		push @xlists,$xlistentry;
                   1784: 		$crosscount ++;
                   1785: 	    } else {
                   1786: 		$removecount ++;
                   1787: 	    }
                   1788: 	}
                   1789:     }
1.1       raeburn  1790: 
1.28      albertel 1791:     $xliststr = join(",",@xlists);
                   1792: 
1.15      albertel 1793:     my %cenv = ('internal.crosslistings' => $xliststr);
                   1794:     my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   1795:     if ($reply !~ /^ok$/) {
                   1796: 	$response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";
                   1797:     } else {
                   1798: 	if ($removecount > 0) {
                   1799: 	    $response = "A total of $removecount courses are no longer crosslisted with LON-CAPA course: $realm ($coursecode).<br/><br/>";
                   1800: 	}
                   1801: 	if ($crosscount > 0) {
                   1802: 	    $response .=  "The $crosscount courses listed below remain crosslisted with this LON-CAPA course, and students enrolling in these course sections will be automatically added to the class roster for the course, if you have chosen to enable a nightly automated enrollment update.<br/><ul>\n";
                   1803: 	    foreach (@xlists) {
1.42      raeburn  1804: 		my ($xlist,$lc_sec) = split/:/,$_;
                   1805: 		$response .= "<li>$xlist - ID: $lc_sec</li>\n";
1.15      albertel 1806: 	    }
                   1807: 	    $response .= "</ul><br/>\n";
                   1808: 	}
                   1809:     }
1.23      albertel 1810:     if ( exists($env{'form.numcross'}) ) {
                   1811: 	my $numcross = $env{'form.numcross'};
1.15      albertel 1812: 	if ($numcross > 0) {
                   1813: 	    my @bgcolors=("#eeeeee","#cccccc");
1.42      raeburn  1814: 	    $response .= qq(You indicated that you wish to add an additional $numcross crosslisting(s).  For each new crosslisting enter the insititutional course section code (e.g., fs03zol101001, for section 001 of zol101 for fs03 semester), and the LON-CAPA section ID you wish to assign to students who will be enrolled in your LON-CAPA class as a result of their registration in the crosslisted course section. The LON-CAPA section ID can be left blank, if you do not wish to tie a section ID to this crosslisting.  The institutional course section code should only contain letters and/or numbers, and must be consistent with the scheme adopted by your Domain Coordinator to map course codes (and section numbers) to your institution's student information system.<br/><br/>
1.46      albertel 1815:            <form name="enter" method="post">); #' stupid emacs
1.42      raeburn  1816:            $response .= &Apache::loncommon::start_data_table();
                   1817:            $response .= &Apache::loncommon::start_data_table_row();
                   1818:            $response .= qq(
                   1819:                  <th>Crosslisting</th>
                   1820:                  <th>LON-CAPA section ID</th>
1.15      albertel 1821: 			    );
1.42      raeburn  1822:            $response .= &Apache::loncommon::end_data_table_row();
1.15      albertel 1823: 	    for (my $i=0; $i<$numcross; $i++) {
1.42      raeburn  1824:                 $response .= &Apache::loncommon::start_data_table_row();
1.15      albertel 1825: 		$response .= qq(
1.1       raeburn  1826:                  <td><input type="text" size="15" name="newcross_$i" /></td>
1.42      raeburn  1827:                  <td align="right"><input type="text" size="10" name="newlcsec_$i" /></td>
1.15      albertel 1828: 				);
1.42      raeburn  1829:                 $response .= &Apache::loncommon::end_data_table_row();
1.15      albertel 1830: 	    }
1.42      raeburn  1831:             $response .= &Apache::loncommon::end_data_table();
                   1832: 	    $response .= qq(
1.1       raeburn  1833:               </td>
                   1834:              </tr>
                   1835:              <tr>
                   1836:               <td align="right">
1.39      albertel 1837:                <input type="button" name="newcross" value="Go" onclick="process('newcross')" />
1.1       raeburn  1838:               </td>
                   1839:              </tr>
                   1840:             </table>
1.39      albertel 1841:             <input type=\"hidden\" name=\"numcross\" value=\"$numcross\" />
                   1842:             <input type=\"hidden\" name=\"action\" value=\"newcross\" />
                   1843:             <input type=\"hidden\" name=\"state\" value=\"process\" />
1.1       raeburn  1844:             </form>
1.15      albertel 1845: 			      );
                   1846:         }
                   1847:     }
                   1848:     &print_reply($r,$response,$$tasktitleref{$action});
                   1849:     return;
1.1       raeburn  1850: }
                   1851: 
                   1852: sub print_crosslistings_response () {
1.15      albertel 1853:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   1854:     my %settings = &Apache::lonnet::get('environment',['internal.crosslistings','internal.coursecode','internal.courseowner'],$dom,$crs);
                   1855:     my @currxlists = ();
                   1856:     my @xlists = ();
                   1857:     my @allxlists = ();
                   1858:     my @badxlists = ();
                   1859:     my @badowner = ();
1.42      raeburn  1860:     my @reserved = ();
                   1861:     my @matchgroup = ();
1.15      albertel 1862:     my $numcross = 0;
                   1863:     my $xliststr =  $settings{'internal.crosslistings'};
                   1864:     my $coursecode = $settings{'internal.coursecode'};
                   1865:     my $owner = $settings{'internal.courseowner'};
                   1866:     my $response = '';
                   1867:     my $warning = '';
                   1868:     my $warn_prefix = '';
1.1       raeburn  1869: 
1.28      albertel 1870:     if ($xliststr ne '') {
                   1871: 	@allxlists = split(/,/,$xliststr);
1.15      albertel 1872:     }
1.1       raeburn  1873: 
1.23      albertel 1874:     if ( exists($env{'form.numcross'}) ) {
                   1875: 	$numcross = $env{'form.numcross'};
1.15      albertel 1876:     }
1.1       raeburn  1877: 
1.15      albertel 1878:     if ($numcross > 0) {
1.43      raeburn  1879:         my %curr_groups = &Apache::longroup::coursegroups();
1.15      albertel 1880: 	for (my $i=0; $i<$numcross; $i++) {
                   1881: 	    my $xl = "newcross_".$i;
1.42      raeburn  1882: 	    my $lc_sec = "newlcsec_".$i;
1.23      albertel 1883: 	    if ( exists($env{"form.$xl"}) ) {
1.42      raeburn  1884:                 if (exists($env{"form.$lc_sec"})) {
                   1885:                     my $lc_sec_check = &validate_lcsec(\%curr_groups,
                   1886:                                                     $env{"form.$lc_sec"});
                   1887:                     if ($lc_sec_check eq 'reserved') {
                   1888:                         push(@reserved,$env{"form.$xl"}.":".$env{"form.$lc_sec"});
                   1889:                         next;
                   1890:                     } elsif ($lc_sec_check eq 'group') {
                   1891:                         push (@matchgroup,$env{"form.$xl"}.":".$env{"form.$lc_sec"});
                   1892:                         next;
                   1893:                     }
                   1894:                 }
1.15      albertel 1895: 		my $coursecheck = '';
1.23      albertel 1896: 		$coursecheck = &Apache::lonnet::auto_validate_courseID($crs,$dom,$env{"form.$xl"});
1.15      albertel 1897: 		if ($coursecheck eq 'ok') {
                   1898: 		    my $addcheck = '';
1.23      albertel 1899: 		    $addcheck = &Apache::lonnet::auto_new_course($crs,$dom,$env{"form.$xl"},$owner);
1.15      albertel 1900: 		    if ($addcheck eq 'ok') {
1.42      raeburn  1901: 			push @xlists,$env{"form.$xl"}.":".$env{"form.$lc_sec"};
1.15      albertel 1902: 		    } else {
1.42      raeburn  1903: 			push @badowner,$env{"form.$xl"}.":".$env{"form.$lc_sec"};
1.15      albertel 1904: 		    }
                   1905: 		} else {
1.42      raeburn  1906: 		    push @badxlists, $env{"form.$xl"}.":".$env{"form.$lc_sec"}.":".$coursecheck;
1.15      albertel 1907: 		}
                   1908: 	    }
                   1909: 	}
                   1910: 	push @allxlists, @xlists;
                   1911:     }
                   1912:     
                   1913:     if (@xlists > 0 ) {
                   1914: 	unless ($xliststr eq '') { $xliststr .= ","; }
1.28      albertel 1915: 	$xliststr .= join(",",@xlists);
                   1916: 
1.15      albertel 1917: 	my %cenv = ('internal.crosslistings' => $xliststr);
                   1918: 	my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   1919: 	if ($reply !~ /^ok$/) {
                   1920: 	    $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/><br/>";
                   1921: 	} else {
                   1922: 	    $response = "The courses listed below are now crosslisted with this LON-CAPA course, and students enrolling in these course sections will be automatically added to the class roster for the course, if you have chosen to enable a nightly automated enrollment update.<br/><ul>\n";
                   1923: 	    foreach (@allxlists) {
1.42      raeburn  1924: 		my ($xlist,$lc_sec) = split/:/,$_;
                   1925: 		$response .= "<li>$xlist - ID: $lc_sec</li>\n";
1.15      albertel 1926: 	    }
                   1927: 	    $response .= "</ul><br/><br/>\n";
                   1928: 	}
                   1929:     } else {
                   1930: 	if ($xliststr =~ m/:/) {
1.28      albertel 1931: 	    my @oldxlists = (split/,/,$xliststr);
1.15      albertel 1932: 	    $response .= "Although no new crosslistings were added, the courses listed below continue to be crosslisted with your LON-CAPA course.<br/><ul>\n";
                   1933: 	    foreach (@oldxlists) {
1.42      raeburn  1934: 		my ($xlist,$lc_sec) = split/:/,$_;
                   1935: 		$response .= "<li>$xlist - ID: $lc_sec</li>\n";
1.15      albertel 1936: 	    }
                   1937: 	    $response .= "</ul><br/><br/>\n";
                   1938: 	}
                   1939:     }
                   1940:     if (@badxlists > 0) {
                   1941: 	$response .= "The courses listed below could not be included in the crosslistings for this LON-CAPA course, because they are not valid courses according to your institution's official schedule of classes and sections.<br/><ul>\n";
                   1942: 	foreach (@badxlists) {
1.42      raeburn  1943: 	    my ($xlist,$lc_sec,$prob) = split/:/,$_;
                   1944: 	    $response .= "<li>$xlist - ID: $lc_sec - Error: $prob</li>\n";
1.15      albertel 1945: 	}
                   1946: 	$response .= "</ul><br/><br/>\n";
                   1947:     }
                   1948:     
                   1949:     if (@badowner > 0) {
                   1950: 	$response .= "The courses listed below could not be included in the crosslistings for this LON-CAPA course, because the owner of this course - $owner - does not have rights to view enrollment in those classes as determined by your instititution's policies on access to official classlists.<br/><ul>\n";
                   1951: 	foreach (@badowner) {
1.42      raeburn  1952: 	    my ($xlist,$lc_sec) = split/:/,$_;
                   1953: 	    $response .= "<li>$xlist - ID: $lc_sec</li>\n";
1.15      albertel 1954: 	}
                   1955: 	$response .= "</ul><br/><br/>\n";
                   1956:     }
1.42      raeburn  1957:     if (@reserved > 0) {
                   1958:         $response .= "The courses listed below could not be included in the crosslistings for this LON-CAPA course, because the section ID associated with the crosslisted course is a reserved word. Please <a href=\"javascript:history(-1)\">go back</a> and change the section ID for each of these courses.<br/><ul>\n";  
                   1959:         foreach (@reserved) {
                   1960:             my ($xlist,$lc_sec) = split/:/,$_;
                   1961:             $response .= "<li>$xlist - ID: $lc_sec</li>\n";
                   1962:         }
                   1963:         $response .= "</ul><br/><br/>\n";
                   1964:     }
                   1965: 
                   1966:     if (@matchgroup > 0) {
                   1967:         $response .= "The courses listed below could not be included in the crosslistings for this LON-CAPA course, because the section ID associated with the crosslisted course is the name of a group in this course. Please <a href=\"javascript:history(-1)\">go back</a> and change the section ID for each of these courses.<br/><ul>\n";
                   1968:         foreach (@matchgroup) {
                   1969:             my ($xlist,$lc_sec) = split/:/,$_;
                   1970:             $response .= "<li>$xlist - ID: $lc_sec</li>\n";
                   1971:         }
                   1972:         $response .= "</ul><br/><br/>\n";
                   1973:     }
1.5       raeburn  1974: 
1.15      albertel 1975:     if (@allxlists > 0) {
                   1976: 	$warning = &warning_message($dom,$crs,$action);
                   1977: 	$warn_prefix = "<br/><font size ='+1'><b>Warning</b></font>. Although you have selected crosslisted courses to contribute enrollment to this course, additional action is required.<br/>";
                   1978: 	unless ($warning eq '') {
                   1979: 	    $response .= $warn_prefix.$warning;
                   1980: 	}
                   1981:     }
1.1       raeburn  1982: 
1.15      albertel 1983:     &print_reply($r,$response,$$tasktitleref{$action});
                   1984:     return;
1.1       raeburn  1985: }
                   1986: 
                   1987: sub print_sections_menu () {
1.15      albertel 1988:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   1989:     my %settings = &Apache::lonnet::get('environment',['internal.sectionnums','internal.coursecode','internal.courseowner'],$dom,$crs);
                   1990:     my @currsections = ();
                   1991:     my @sections = ();
                   1992:     my @badowner = ();
                   1993:     my @badsections = ();
                   1994:     my $seccount = 0;
                   1995:     my $removecount = 0;
                   1996:     my $addcount = 0;
                   1997:     my $secstr = '';
                   1998:     my $response = '';
                   1999:     my $warning = "";
                   2000:     my $warn_prefix = "";
                   2001:     my $coursecode = $settings{'internal.coursecode'};
                   2002:     my $owner = $settings{'internal.courseowner'};
1.28      albertel 2003:     if ($settings{'internal.sectionnums'} ne '') {
                   2004: 	@currsections = split(/,/,$settings{'internal.sectionnums'});
1.15      albertel 2005:     }
                   2006:     
1.23      albertel 2007:     if ( exists($env{'form.secshow'}) ) {
                   2008: 	for (my $i=0; $i<$env{'form.secshow'}; $i++) {
1.42      raeburn  2009: 	    my $lc_sec = "loncapasec_".$i;
1.15      albertel 2010: 	    my $secnum = "secnum_".$i;
                   2011: 	    my $sec = "sec_".$i;
1.23      albertel 2012: 	    if ( exists( $env{"form.$sec"} ) ) {
1.15      albertel 2013: 		my $secentry;
1.23      albertel 2014: 		if ( exists( $env{"form.$secnum"} ) ) { 
                   2015: 		    $secentry = $env{"form.$secnum"}.':';
1.15      albertel 2016: 		}
1.42      raeburn  2017: 		if ( exists( $env{"form.$lc_sec"} ) ) {
                   2018: 		    $secentry .= $env{"form.$lc_sec"};
1.15      albertel 2019: 		}
1.23      albertel 2020: 		if ( grep/^$env{"form.$secnum"}:/,@currsections) {
1.15      albertel 2021: 		    push @sections, $secentry;
                   2022: 		    $seccount ++;
                   2023: 		} else {
1.23      albertel 2024: 		    my $newsec = $coursecode.$env{"form.$secnum"};
1.15      albertel 2025: 		    my $coursecheck = &Apache::lonnet::auto_validate_courseID($crs,$dom,$newsec);
                   2026: 		    if ($coursecheck eq 'ok') {
                   2027: 			my $addcheck = &Apache::lonnet::auto_new_course($crs,$dom,$newsec,$owner);
                   2028: 			if ($addcheck eq 'ok') {
1.42      raeburn  2029: 			    push @sections,$env{"form.$secnum"}.":".$env{"form.$lc_sec"};
1.15      albertel 2030: 			    $seccount ++;
                   2031: 			    $addcount ++;
                   2032: 			} else {
1.42      raeburn  2033: 			    push @badowner,$env{"form.$secnum"}.":".$env{"form.$lc_sec"};
1.15      albertel 2034: 			}
                   2035: 		    } else {
1.42      raeburn  2036: 			push @badsections, $env{"form.$secnum"}.":".$env{"form.$lc_sec"}.":".$coursecheck;
1.15      albertel 2037: 		    }
                   2038: 		}
                   2039: 	    }
                   2040: 	}
                   2041: 	if (@currsections > 0) {
                   2042: 	    for (my $i=0; $i<@currsections; $i++) {
                   2043: 		if ($currsections[$i] =~ m/^(\w+:)/ ) {
                   2044: 		    my $oldsec  = $1;
                   2045: 		    unless (grep/^$oldsec/,@sections) {
                   2046: 			$removecount ++;
                   2047: 		    }
                   2048: 		}
                   2049: 	    }
                   2050: 	}
                   2051:     } elsif (@currsections > 0) {
                   2052: 	for (my $i=0; $i<@currsections; $i++) {
                   2053: 	    my $sec = "sec_".$i;
1.42      raeburn  2054: 	    my $lc_sec = "lcsec_".$i;
1.23      albertel 2055: 	    if ( exists($env{"form.$sec"}) ) {
1.15      albertel 2056: 		my $secentry = '';
                   2057: 		if ($currsections[$i] =~ m/^(\w+:)/ ) {
                   2058: 		    $secentry = $1;
                   2059: 		}
1.42      raeburn  2060: 		if ( exists($env{"form.$lc_sec"}) ) {
                   2061: 		    $secentry .= $env{"form.$lc_sec"};
1.15      albertel 2062: 		}
                   2063: 		push @sections,$secentry;
                   2064: 		$seccount ++;
                   2065: 	    } else {
                   2066: 		$removecount ++;
                   2067: 	    }
                   2068: 	}
                   2069:     }
                   2070:     
1.28      albertel 2071:     $secstr = join(",",@sections);
                   2072: 
1.15      albertel 2073:     my %cenv = ('internal.sectionnums' => $secstr);
                   2074:     my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   2075:     if ($reply !~ /^ok$/) {
                   2076: 	$response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";
                   2077:     } else {
                   2078: 	if ($removecount > 0) {
                   2079: 	    $response = "A total of $removecount sections have been removed from the list of sections which contribute to enrollment in LON-CAPA course: $realm ($coursecode).<br/><br/>";
                   2080: 	}
                   2081: 	if ($addcount > 0) {
                   2082: 	    $response .= "A total of $addcount sections have been added to the list of
1.6       raeburn  2083: sections which contribute to enrollment in LON-CAPA course: $realm ($coursecode).<br/><br/>";
1.15      albertel 2084: 	}
                   2085: 	if ($seccount > 0) { 
                   2086: 	    $response .= "Students enrolling in the $seccount section(s) listed below will be automatically added to the class roster for the course, if you have chosen to enable a nightly automated enrollment update.<br/><ul>\n";
                   2087: 	    foreach (@sections) {
1.42      raeburn  2088: 		my ($sec,$lc_sec) = split/:/,$_;
                   2089: 		$response .= "<li>$sec  - ID: $lc_sec</li>\n";
1.15      albertel 2090: 	    }
                   2091: 	    $response .= "</ul><br/>\n";
                   2092: 	}
                   2093:     }
                   2094:     
                   2095:     if (@badsections > 0) {
                   2096: 	$response .= "The sections listed below could not be included in the sections for this LON-CAPA course, because they are not valid section numbers according to your institution's official schedule of classes and sections.<br/><ul>\n";
                   2097: 	foreach (@badsections) {
1.42      raeburn  2098: 	    my ($secnum,$lc_sec,$prob) = split/:/,$_;
                   2099: 	    $response .= "<li>$secnum - ID: $lc_sec - Error: $prob</li>\n";
1.15      albertel 2100: 	}
                   2101: 	$response .= "</ul><br/><br/>\n";
                   2102:     }
                   2103:     
                   2104:     if (@badowner > 0) {
                   2105: 	$response .= "The sections listed below could not be included in the sections for this LON-CAPA course, because the owner of this course - $owner - does not have rights to view enrollment in those classes as determined by your instititution's policies on access to official classlists.<br/><ul>\n";
                   2106: 	foreach (@badowner) {
1.42      raeburn  2107: 	    my ($secnum,$lc_sec) = split/:/,$_;
                   2108: 	    $response .= "<li>$secnum - ID: $lc_sec</li>\n";
1.15      albertel 2109: 	}
                   2110: 	$response .= "</ul><br/><br/>\n";
                   2111:     }
                   2112:     
                   2113:     if ($seccount > 0) {
                   2114: 	$warning = &warning_message($dom,$crs,$action);
                   2115: 	$warn_prefix = "<br/><font size ='+1'><b>Warning</b></font>. Although you have selected sections to contribute enrollment to this course, additional action is required.<br/>";
                   2116: 	unless ($warning eq '') {
                   2117: 	    $response .= $warn_prefix.$warning;
                   2118: 	}
                   2119:     }
                   2120:     
1.23      albertel 2121:     if ( exists($env{'form.numsec'}) ) {
                   2122: 	my $numsec = $env{'form.numsec'};
1.15      albertel 2123: 	if ($numsec > 0) {
                   2124: 	    my @bgcolors=("#eeeeee","#cccccc");
                   2125: 	    $response .= qq(
1.42      raeburn  2126: 			    You indicated that you wish to incorporate student enrollment in your LON-CAPA course from an additional $numsec section(s).  For each new section enter the insititutional section code (e.g., 004), and the LON-CAPA section ID you wish to assign to students who will be enrolled in your LON-CAPA class as a result of their registration in this particular section. The LON-CAPA section ID can be left blank, if you do not wish to designate a section ID for this course section.  The institutional section code should only contain letters and/or numbers, and must be consistent with the scheme adopted by your Domain Coordinator to map course section numbers to your institution\'s student information system.<br/><br/> 
1.1       raeburn  2127:            <form name="enter" method="post">
                   2128:            <table border="0" cellpadding="2" cellspacing="2" width="100%">
                   2129:              <tr>
1.42      raeburn  2130:               <td>);
                   2131:             $response .= &Apache::loncommon::start_data_table();
                   2132:             $response .= &Apache::loncommon::start_data_table_row();
                   2133:             $response .= qq(
                   2134:                  <th>Section number</th>
                   2135:                  <th>LON-CAPA section ID</th>
                   2136: 			 );
                   2137:             $response .= &Apache::loncommon::end_data_table_row();
1.15      albertel 2138: 	    for (my $i=0; $i<$numsec; $i++) {
1.42      raeburn  2139:                 $response .= &Apache::loncommon::start_data_table_row();
1.15      albertel 2140: 		$response .= qq(
1.42      raeburn  2141:                  <td><input type="text" size="10" name="newsec_$i" /></td>
                   2142:                  <td align="right">
                   2143:                    <input type="text" size="10" name="newlcsec_$i" />
                   2144:                  </td>
                   2145: 			     );
                   2146:                 $response .= &Apache::loncommon::end_data_table_row();
1.15      albertel 2147: 	    }
1.42      raeburn  2148:             $response .= &Apache::loncommon::end_data_table();
                   2149: 	    $response .= qq(
1.1       raeburn  2150:               </td>
                   2151:              </tr>
                   2152:              <tr>
                   2153:               <td align="right">
1.39      albertel 2154:                <input type="button" name="newsections" value="Go" onclick="process('newsections')" />
1.1       raeburn  2155:               </td>
                   2156:              </tr>
                   2157:             </table>
1.39      albertel 2158:             <input type=\"hidden\" name=\"numsec\" value=\"$numsec\" />
                   2159:             <input type=\"hidden\" name=\"action\" value=\"newsections\" />
                   2160:             <input type=\"hidden\" name=\"state\" value=\"process\" />
1.1       raeburn  2161:             </form>
1.15      albertel 2162: 			      );
                   2163: 	}
                   2164:     }
                   2165:     &print_reply($r,$response,$$tasktitleref{$action});
                   2166:     return;
1.1       raeburn  2167: }
                   2168: 
                   2169: sub print_sections_response () {
1.15      albertel 2170:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   2171:     my %settings = &Apache::lonnet::get('environment',['internal.sectionnums','internal.coursecode','internal.courseowner'],$dom,$crs);
                   2172:     my @currsections = ();
                   2173:     my @sections = ();
                   2174:     my @allsections = ();
                   2175:     my @badowner = ();
                   2176:     my @badsections = ();
1.42      raeburn  2177:     my @reserved = ();
                   2178:     my @matchgroup = ();
1.15      albertel 2179:     my $numsec = 0;
                   2180:     my $secstr =  $settings{'internal.sectionnums'};
                   2181:     my $coursecode = $settings{'internal.coursecode'};
                   2182:     my $owner = $settings{'internal.courseowner'};
                   2183:     my $response = '';
                   2184:     my $putreply = '';
                   2185:     my $warning = '';
                   2186:     my $warn_prefix = '';
1.28      albertel 2187:     if ($secstr ne '') {
                   2188: 	@allsections = split(/,/,$secstr);
1.15      albertel 2189:     }
                   2190:     
1.23      albertel 2191:     if ( exists($env{'form.numsec'}) ) {
                   2192: 	$numsec = $env{'form.numsec'};
1.15      albertel 2193:     }
                   2194:     
                   2195:     if ($numsec > 0) {
1.43      raeburn  2196:         my %curr_groups = &Apache::longroup::coursegroups();
1.15      albertel 2197: 	for (my $i=0; $i<$numsec; $i++) {
                   2198: 	    my $sec = "newsec_".$i;
1.42      raeburn  2199: 	    my $lc_sec = "newlcsec_".$i;
1.23      albertel 2200: 	    if ( exists($env{"form.$sec"}) ) {
                   2201: 		unless ( (grep/^$env{"form.$sec"}:/,@allsections) || (grep/^$env{"form.$sec"}:/,@sections) ) {
1.42      raeburn  2202:                     my $lc_sec_check = &validate_lcsec(\%curr_groups,                                                     $env{"form.$lc_sec"});
                   2203:                     if ($lc_sec_check eq 'reserved') {
                   2204:                         push(@reserved,$env{"form.$sec"}.":".$env{"form.$lc_sec"});
                   2205:                         next;
                   2206:                     } elsif ($lc_sec_check eq 'group') {
                   2207:                         push (@matchgroup,$env{"form.$sec"}.":".$env{"form.$lc_sec"});
                   2208:                         next;
                   2209:                     }
1.23      albertel 2210: 		    my $newsec = $coursecode.$env{"form.$sec"};
1.15      albertel 2211: 		    my $coursecheck = &Apache::lonnet::auto_validate_courseID($crs,$dom,$newsec);
                   2212: 		    if ($coursecheck eq 'ok') {
                   2213: 			my $addcheck = &Apache::lonnet::auto_new_course($crs,$dom,$newsec,$owner);
                   2214: 			if ($addcheck eq 'ok') {
1.42      raeburn  2215: 			    push @sections,$env{"form.$sec"}.":".$env{"form.$lc_sec"};
1.15      albertel 2216: 			} else {
1.42      raeburn  2217: 			    push @badowner,$env{"form.$sec"}.":".$env{"form.$lc_sec"};
1.15      albertel 2218: 			}
                   2219: 		    } else {
1.42      raeburn  2220: 			push @badsections, $env{"form.$sec"}.":".$env{"form.$lc_sec"}.":".$coursecheck;
1.15      albertel 2221: 		    }
                   2222: 		}
                   2223: 	    }
                   2224: 	}
                   2225: 	push @allsections, @sections;
                   2226:     }
                   2227:     
                   2228:     if (@sections > 0 ) {
                   2229: 	unless ($secstr eq '') { $secstr .= ","; } 
1.28      albertel 2230: 	$secstr .= join(",",@sections);
1.15      albertel 2231: 	my %cenv = ('internal.sectionnums' => $secstr);
                   2232: 	$putreply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   2233: 	if ($putreply !~ /^ok$/) {
                   2234: 	    $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/><br/>";
                   2235: 	}
                   2236:     }
                   2237: 
                   2238:     if ($putreply =~ /^ok/) {
                   2239: 	$response = "Students enrolling in the sections listed below will be automatically added to the class roster for LON-CAPA course $realm ($coursecode), if you have chosen to enable a nightly automated enrollment update.<br/><ul>\n";
                   2240: 	foreach (@allsections) {
1.42      raeburn  2241: 	    my ($sec,$lc_sec) = split/:/,$_;
                   2242: 	    $response .= "<li>$sec - ID: $lc_sec</li>\n";
1.15      albertel 2243: 	}
                   2244: 	$response .= "</ul><br/><br/>\n";
                   2245:     }
                   2246: 
                   2247:     if (@badsections > 0) {
                   2248: 	$response .= "The sections listed below could not be included in the sections for this LON-CAPA course, because they are not valid section numbers according to your institution's official schedule of classes and sections.<br/><ul>\n";
                   2249: 	foreach (@badsections) {
1.42      raeburn  2250: 	    my ($secnum,$lc_sec,$prob) = split/:/,$_;
                   2251: 	    $response .= "<li>$secnum - ID: $lc_sec - Error: $prob</li>\n";
1.15      albertel 2252: 	}
                   2253: 	$response .= "</ul><br/><br/>\n";
                   2254:     }
                   2255: 
                   2256:     if (@badowner > 0) {
                   2257: 	$response .= "The sections listed below could not be included in the sections for this LON-CAPA course, because the owner of this course - $owner - does not have rights to view enrollment in those classes as determined by your instititution's policies on access to official classlists.<br/><ul>\n";
                   2258: 	foreach (@badowner) {
1.42      raeburn  2259: 	    my ($secnum,$lc_sec) = split/:/,$_;
                   2260: 	    $response .= "<li>$secnum - ID: $lc_sec</li>\n";
1.15      albertel 2261: 	}
                   2262: 	$response .= "</ul><br/><br/>\n";
                   2263:     }
                   2264: 
1.42      raeburn  2265:     if (@reserved > 0) {
                   2266:         $response .= "The sections listed below could not be included in the sections for this LON-CAPA course, because the section ID associated with the institutional section is a reserved word. Please <a href=\"javascript:history.go(-1)\">go back</a> and change the section ID for each of these sections.<br/><ul>\n";
                   2267:         foreach (@reserved) {
                   2268:             my ($xlist,$lc_sec) = split/:/,$_;
                   2269:             $response .= "<li>$xlist - ID: $lc_sec</li>\n";
                   2270:         }
                   2271:         $response .= "</ul><br/><br/>\n";
                   2272:     }
                   2273:                                                                                  
                   2274:     if (@matchgroup > 0) {
                   2275:         $response .= "The sections listed below could not be included in the sections for this LON-CAPA course, because the section ID associated with the institutional section is the name of a group in this course. Please <a href=\"javascript:history.go(-1)\">go back</a> and change the section ID for each of these sections.<br/><ul>\n";
                   2276:         foreach (@matchgroup) {
                   2277:             my ($xlist,$lc_sec) = split/:/,$_;
                   2278:             $response .= "<li>$xlist - ID: $lc_sec</li>\n";
                   2279:         }
                   2280:         $response .= "</ul><br/><br/>\n";
                   2281:     }
                   2282: 
                   2283: 
1.15      albertel 2284:     if (@allsections > 0) {
                   2285: 	$warning = &warning_message($dom,$crs,$action);
                   2286: 	$warn_prefix = "<br/><font size ='+1'><b>Warning</b></font>. Although you have selected sections to contribute enrollment to this course, additional action is required.<br/>";
                   2287: 	unless ($warning eq '') {
                   2288: 	    $response .= $warn_prefix.$warning;
                   2289: 	}
                   2290:     }
1.1       raeburn  2291: 
1.15      albertel 2292:     &print_reply($r,$response,$$tasktitleref{$action});
                   2293:     return;
1.1       raeburn  2294: }
                   2295: 
1.34      raeburn  2296: sub photo_permission {
1.15      albertel 2297:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
1.35      albertel 2298:     my %settings = &Apache::lonnet::get('environment',
                   2299: 					['internal.courseowner',
                   2300: 					 'internal.photopermission',
1.37      raeburn  2301: 					 'internal.showphoto'],
1.35      albertel 2302: 					$dom,$crs);
1.34      raeburn  2303:     my ($showphotos,$response);
                   2304:     if (exists($env{'form.cancel_agreement'})) {
1.48      albertel 2305:         if (&user_is_courseowner($settings{'internal.courseowner'})) {
1.34      raeburn  2306:             my %cenv = (
                   2307:                 'internal.photopermission' => 'no',
                   2308:             );
                   2309:             my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   2310:             if ($reply !~ /^ok$/) {
                   2311:                 $response = &mt('There was a problem processing the record of your agreement to the conditions of use. Settings for this course have been left unchanged.').'<br/>'."\n";
                   2312:                 &print_reply($r,$response,$$tasktitleref{$action});
                   2313:             } else {
                   2314:                 &print_photos_response($r,$realm,$dom,$crs,$action,
                   2315:                        $tasktitleref,$showphotos,'no',\%cenv);
                   2316:             }
                   2317:             return;            
                   2318:         }
                   2319:     } 
                   2320:     if (exists($env{'form.showphotos'})) {
                   2321:         $showphotos=$env{'form.showphotos'};
                   2322:     }
                   2323:     if ($showphotos) {
                   2324:         if ($env{'form.photopermission'}) {
                   2325:             my %cenv = (
                   2326:                 'internal.photopermission' => $env{'form.photopermission'},
                   2327:             );
                   2328:             my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   2329:             if ($reply !~ /^ok$/) {
                   2330:                 $response = &mt('There was a problem processing the record of your agreement to the conditions of use. Settings for this course have been left unchanged.').'<br/>'."\n";
                   2331:             } else {
                   2332:                 &print_photos_response($r,$realm,$dom,$crs,$action,
1.35      albertel 2333: 				       $tasktitleref,$showphotos,
                   2334: 				       $env{'form.photopermission'},\%cenv);
1.34      raeburn  2335:             }
                   2336:         } else {
                   2337:             my ($result,$perm_reqd,$conditions) = 
1.35      albertel 2338: 		&Apache::lonnet::auto_photo_permission($crs,$dom);
1.34      raeburn  2339:             my $permcheck;
                   2340:             if ($result eq 'ok') { 
                   2341:                 if ($perm_reqd eq 'yes') {
                   2342:                     if ($settings{'internal.photopermission'} eq 'yes') {
                   2343:                         &print_photos_response($r,$realm,$dom,$crs,$action,
1.35      albertel 2344: 					       $tasktitleref,$showphotos);
1.34      raeburn  2345:                     } else {
                   2346:                         return(&print_photo_agreement($r,$realm,$dom,$crs,
1.35      albertel 2347: 						      $action,$tasktitleref,
                   2348: 						      $conditions,
                   2349: 						      $settings{'internal.courseowner'}));
1.34      raeburn  2350:                     }
                   2351:                 } elsif ($perm_reqd eq 'no') {
                   2352:                     &print_photos_response($r,$realm,$dom,$crs,$action,
1.35      albertel 2353: 					   $tasktitleref,$showphotos);
1.34      raeburn  2354:                 } else {
                   2355:                     $permcheck = 'fail';
                   2356:                 }
                   2357:             } else {
                   2358:                 $permcheck = 'fail';
                   2359:             }
                   2360:             if ($permcheck eq 'fail') {
                   2361:                 my $response = &mt('There was a problem processing your requested change, because it could not be determined whether course owner permission is required in order for a course coordinator to have access to student photos in this domain.').' '.&mt('The student photo import setting for this course has been left unchanged.').'<br/>';
                   2362:                 &print_reply($r,$response,$$tasktitleref{$action});
                   2363:             }
                   2364:         }
                   2365:     } else {
                   2366:         &print_photos_response($r,$realm,$dom,$crs,$action,$tasktitleref);
                   2367:     }
                   2368:     return;
                   2369: }
                   2370: 
                   2371: sub print_photo_agreement {
                   2372:     my ($r,$realm,$dom,$crs,$action,$tasktitleref,$conditions,$courseowner)=@_;
                   2373:     my $response;
1.49      albertel 2374:     my $institution = &Apache::lonnet::domain($dom,'description');
1.48      albertel 2375:     if (&user_is_courseowner($courseowner)) {
1.34      raeburn  2376:         $response = '
                   2377: <script type="text/javascript">
                   2378: function agreement_result(caller) {
                   2379:     document.permission.photopermission.value = caller;
                   2380:     if (caller == 0) {
                   2381:         document.location.href="/adm/populate";
                   2382:     } else {
                   2383:         document.permission.submit();
                   2384:     }
                   2385:     return;
                   2386: }
                   2387: </script>
                   2388:   <form name="permission" method="post">
                   2389:    <table width="100%" border="0" cellpadding="2" cellspacing="2">
                   2390:     <tr>
                   2391:      <td align="left"><b>Use of student photos</b><br/>'."\n".
                   2392:       &mt('Acceptance by the course owner of the conditions of use of photos is currently [_1] set.','<b>not</b>').'<br />'.&mt('Please indicate your acceptance of the conditions of use of digital photos of registered students in courses at [_1].',$institution).'
                   2393:      </td>
                   2394:     </tr>
                   2395:    </table>
                   2396:    <table border="0" cellpadding="3" cellspacing="3">
                   2397:     <tr>
                   2398:      <td colspan="2">
                   2399:       <textarea rows="20" cols="80">'.$conditions.'</textarea>
                   2400:      </td>
                   2401:      <tr>
                   2402:       <td align="left">  
                   2403:        <input type="button" name="disagree" value="I do not agree" onclick="javascript:agreement_result('."'no'".');" />
                   2404:       </td>
                   2405:       <td align="right">
                   2406:        <input type="button" name="agree" value="I agree" onclick="javscript:agreement_result('."'yes'".');" />
                   2407:       </td>
                   2408:     </tr>
                   2409:    </table>
                   2410:    <input type ="hidden" name="action" value="'.$action.'" />
                   2411:    <input type ="hidden" name="state" value="process" />
                   2412:    <input type ="hidden" name="showphotos" value="1" />
                   2413:    <input type= "hidden" name="photopermission" value="" />
                   2414:   </form>
                   2415: ';
                   2416:     } else {
1.44      raeburn  2417:         my ($ownername,$owneremail) = &get_ownerinfo($dom,$courseowner);
                   2418:         my $emailstr;
                   2419:         if ($owneremail) {
                   2420:             $emailstr = "(e-mail: $owneremail)";
                   2421:         }
1.52      raeburn  2422:         $response = &mt('The policies of your institution [_1] require that the course owner [_2] must indicate acceptance of the conditions of use of digital photos of registered students, before they may be made available for use in a course.',$institution,$ownername).'<br /><br />'.&mt('Please direct the course owner [_1] to visit the "Student photos" page in the Automated Student Enrollment Manager to indicate acceptance of these conditions of use',$emailstr);
1.34      raeburn  2423:     }
                   2424:     &print_reply($r,$response,$$tasktitleref{$action});
                   2425: }
                   2426: 
                   2427: sub print_photos_response {
                   2428:     my ($r,$realm,$dom,$crs,$action,$tasktitleref,$showphotos,$photopermission,
1.35      albertel 2429: 	$permissionenv)=@_;
1.34      raeburn  2430:     my %newenv;
                   2431:     if (defined($permissionenv)) {
                   2432:         foreach my $key (keys(%{$permissionenv})) {
                   2433:             if (exists($env{'request.course.id'})) {
                   2434:                 $newenv{$env{'request.course.id'}.'.'.$key} =
1.35      albertel 2435: 		    $$permissionenv{$key};
1.34      raeburn  2436:             }
                   2437:         }
                   2438:     }
1.37      raeburn  2439:     my %settings = &Apache::lonnet::get('environment',['internal.showphoto'],
1.35      albertel 2440: 					$dom,$crs);
1.37      raeburn  2441:     my $currphotos = $settings{'internal.showphoto'};
1.34      raeburn  2442:     my $response = "";
                   2443:     if (defined($photopermission)) {
                   2444:         if ($photopermission eq 'yes') {
                   2445:             $response = &mt('Acceptance of photo use policy recorded.').'<br />'."\n";
                   2446:         } else {
                   2447:             $response = &mt('Non-acceptance of photo use policy recorded.').'<br />'."\n";
                   2448:             $showphotos = 0;
                   2449:         }
1.15      albertel 2450:     }
1.37      raeburn  2451:     my %cenv = ('internal.showphoto' => $showphotos);
1.15      albertel 2452:     my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   2453:     if ($reply !~ /^ok$/) {
1.34      raeburn  2454: 	$response .= "There was a problem processing your requested change. The student photo retrieval setting for this course has been left unchanged.<br/>";
1.15      albertel 2455:     } else {
                   2456: 	if ($showphotos) {
                   2457: 	    if ($currphotos) {
1.34      raeburn  2458: 		$response .= "Retrieval of student photos is still <b>enabled</b>.<br/>";
1.15      albertel 2459: 	    } else {
1.34      raeburn  2460: 		$response .= "Retrieval of student photos in now <b>enabled</b>.<br/>";
1.35      albertel 2461:                 my ($update,$commentary) = 
                   2462: 		    &Apache::lonnet::auto_photochoice($crs,$dom);
1.34      raeburn  2463:                 if ($update) {
                   2464:                     $response .= '<br />'.$commentary.'<br /><br />
                   2465: <form name="photoupdate" method="post">
                   2466: <input type ="button" name="retrieve" value="'.&mt('Update photo repository').'" 
                   2467: onclick="javascript:document.photoupdate.submit()" /> 
                   2468: <input type ="hidden" name="action" value="'.$action.'" />
                   2469: <input type ="hidden" name="state" value="photoupdate" />
                   2470: </form>';
                   2471:                 }
1.15      albertel 2472: 	    }
                   2473: 	} else {
                   2474: 	    if ($currphotos) {
1.34      raeburn  2475: 		$response .= "Retrieval of student photos is now <b>disabled</b>.<br/>";
1.15      albertel 2476: 	    } else {
1.34      raeburn  2477: 		$response .= "Retrieval of student photos is still <b>disabled</b>.<br/>";
1.15      albertel 2478: 	    }
                   2479: 	}
1.34      raeburn  2480:         foreach my $key (keys(%cenv)) {
                   2481:             if (exists($env{'request.course.id'})) {
                   2482:                 $newenv{'course.'.$env{'request.course.id'}.'.'.$key} = 
1.35      albertel 2483: 		    $cenv{$key};
1.34      raeburn  2484:             }
                   2485:         }
                   2486:     }
                   2487:     if (keys(%newenv) > 0) {
1.54    ! raeburn  2488:         &Apache::lonnet::appenv(\%newenv);
1.34      raeburn  2489:     }
                   2490:     &print_reply($r,$response,$$tasktitleref{$action});
                   2491:     return;
                   2492: }
                   2493: 
                   2494: sub print_photoupdate_response {
                   2495:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   2496:     my $response;
                   2497:     my %changes;
                   2498:     my %lt = &LONCAPA::Enrollment::photo_response_types();
1.35      albertel 2499:     my %settings = &Apache::lonnet::get('environment',
                   2500: 					['internal.coursecode',
                   2501: 					 'internal.sectionnums',
                   2502: 					 'internal.crosslistings'],
                   2503: 					$dom,$crs);
1.34      raeburn  2504:     my @allcourses = ();
                   2505:     my %LC_code;
                   2506:     my %affiliates;
                   2507:     my $outcome;
1.53      raeburn  2508:     &Apache::loncommon::get_institutional_codes(\%settings,\@allcourses,\%LC_code);
1.34      raeburn  2509:     if (@allcourses > 0) {
                   2510:         @{$affiliates{$crs}} = @allcourses;
                   2511:         $outcome = &Apache::lonnet::auto_photoupdate(\%affiliates,$dom,$crs,\%changes);
                   2512:         unless ($outcome eq 'ok') {
                   2513:             &Apache::lonnet::logthis("lonpopulate::print_photoupdate_response".
1.35      albertel 2514: 				     "failed to update student photos".
                   2515: 				     " for ".$crs."\@".$dom." by ".
                   2516: 				     $env{'user.name'}." \@ ".$env{'user.domain'}.
                   2517: 				     ": ".$outcome);
1.34      raeburn  2518:         }
                   2519:         if ($outcome eq 'ok') {
                   2520:             if (keys(%changes) > 0) {
                   2521:                 $response = &mt('Update of photos for registered students resulted in the following ').': <br /><script type="text/javascript">
                   2522: function photowindow(photolink) {
                   2523:     var title = "Photo_Viewer";
                   2524:     var options = "scrollbars=1,resizable=1,menubar=0";
                   2525:     options += ",width=240,height=240";
                   2526:     stdeditbrowser = open(photolink,title,options,"1");
                   2527:     stdeditbrowser.focus();
                   2528: }
                   2529: </script>
                   2530: ';
                   2531:                 foreach my $type (sort(keys(%changes))) {
                   2532:                     my @usernames = sort(split(/\&/,$changes{$type})); 
                   2533:                     my $count = @usernames; 
                   2534:                     $response .= '<b>'.&mt('For [_1] students, photos ',
1.35      albertel 2535: 					   $count).$lt{$type}.'</b><ul>';
1.34      raeburn  2536:                     foreach my $username (@usernames) {
                   2537:                         $response .= '<li>'.$username;
                   2538:                         if (($type eq 'new') || ($type eq 'same') || ($type eq 'update')) {
                   2539:                             $response .= '&nbsp;<a href="javascript:photowindow('."'".&Apache::lonnet::studentphoto($dom,$username,'jpg')."'".')">View</a></li>';  
                   2540:                         }
                   2541:                     }
                   2542:                     $response .= '</ul><br />';
                   2543:                 }
                   2544:             } else {
                   2545:                 $response = &mt('No updates of photos of registered students occurred').
                   2546:                          '<br />';
                   2547:             }    
                   2548:         } else {
                   2549:             $response = "There was a problem updating student photos for registered students in this course. <br/>";
                   2550:         }
                   2551:     } else {
                   2552:         $response = "No institutional course sections are currently associated with this course so there are no registered students for whom photos can be imported/updated";
1.15      albertel 2553:     }
                   2554:     &print_reply($r,$response,$$tasktitleref{$action});
                   2555:     return;
1.1       raeburn  2556: }
                   2557: 
1.34      raeburn  2558: sub get_ownerinfo {
                   2559:     my ($dom,$owner) = @_; 
1.44      raeburn  2560:     my ($ownername,$owneremail,$own_uname,$own_udom);
1.34      raeburn  2561:     if ($owner) {
1.44      raeburn  2562:         if ($owner =~ /^([^:]+):([^:]+)$/) {
                   2563:             $own_uname = $1;
                   2564:             $own_udom = $2; 
                   2565:         } else {
                   2566:             $own_uname = $owner;
                   2567:             $own_udom = $dom; 
                   2568:         }
                   2569:         $ownername=&Apache::loncommon::plainname($own_uname,$own_udom,
                   2570:                                                  'firstname');
1.36      raeburn  2571:         my %ownerinfo = &Apache::lonnet::get('environment',['permanentemail'],
1.44      raeburn  2572: 					     $own_udom,$own_uname);
1.34      raeburn  2573:         $owneremail = $ownerinfo{'permanentemail'};
                   2574:     }
                   2575:     return ($ownername,$owneremail);
                   2576: }
                   2577: 
1.1       raeburn  2578: sub print_update_result () {
1.15      albertel 2579:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   2580:     my $response = '';
                   2581:     my $updateadds = 0;
                   2582:     my $updatedrops = 0;
                   2583:     my $changecount = 0;
                   2584:     my %affiliates = ();
                   2585:     my %reply = ();
                   2586:     my @allcourses = ();
                   2587:     my %LC_code = ();
                   2588:     my $logmsg = '';
                   2589:     my $newusermsg = '';
1.34      raeburn  2590:     my %phototypes = ();
1.37      raeburn  2591:     my %settings = &Apache::lonnet::get('environment',['internal.coursecode','internal.sectionnums','internal.crosslistings','internal.authtype','internal.autharg','internal.showphoto'],$dom,$crs);
1.15      albertel 2592:     my $coursecode = $settings{'internal.coursecode'};
                   2593:     my $authtype = $settings{'internal.authtype'};
                   2594:     my $autharg = $settings{'internal.autharg'};
1.37      raeburn  2595:     my $showphotos = $settings{'internal.showphoto'};
1.15      albertel 2596:     my ($startaccess,$endaccess) = &get_dates_from_form();
1.23      albertel 2597:     if ( exists($env{'form.updateadds'}) ) {
                   2598:         $updateadds = $env{'form.updateadds'};
1.15      albertel 2599:     }
1.23      albertel 2600:     if ( exists($env{'form.updatedrops'}) ) {
                   2601:         $updatedrops = $env{'form.updatedrops'};
1.15      albertel 2602:     }
1.19      raeburn  2603:     if (($startaccess eq '') || ($endaccess eq '')) {
                   2604:         $response = "There was a problem processing your requested roster update because start and and access dates could not be determined. No changes have been made to the class roster.<br />"; 
                   2605:     } elsif ($updateadds && (($endaccess > 0) && ($endaccess <= $startaccess))) {
                   2606:         $response = 'The start access date/time is the same or later than the end access date/time. As this means that new roles will never be active, your requested roster update has not been carried out, and the roster remains unchanged. Please <a href="javascript:history.go(-1)">go back</a> to the previous page to try your changes again.'."\n";
                   2607:     } elsif (!$updateadds && !$updatedrops) {
1.15      albertel 2608: 	$response = "An update of the class roster has not been carried out because you indicated that you wanted to neither add new students, nor expire dropped students based on a comparison between the institutional class lists for the course sections and crosslisted courses that contribure enrollment to this LON-CAPA course.";
                   2609:     } elsif ($coursecode eq '') {
                   2610: 	$response = "There was a problem retrieving the course code for this LON-CAPA course.  An update of the class roster has not been carried out, and enrollment remains unchanged";
                   2611:     } else {
1.53      raeburn  2612:         &Apache::loncommon::get_institutional_codes(\%settings,\@allcourses,\%LC_code);
1.15      albertel 2613: 	if (@allcourses > 0) {
                   2614: 	    @{$affiliates{$crs}} = @allcourses;
                   2615: 	    my $outcome = &Apache::lonnet::fetch_enrollment_query('updatenow',\%affiliates,\%reply,$dom,$crs);
1.19      raeburn  2616:             unless ($outcome eq 'ok') {
                   2617:                 &Apache::lonnet::logthis("lonpopulate:update roster".
                   2618:                                          "failed to retrieve classlist".
                   2619:                                  " data for ".$crs."\@".$dom." by ".
1.23      albertel 2620:                                  $env{'user.name'}." \@ ".$env{'user.domain'}.
1.19      raeburn  2621:                                  ": ".$outcome);
                   2622:             }
1.15      albertel 2623: 	    if ($reply{$crs} > 0) {
1.34      raeburn  2624: 		($changecount,$response) = &LONCAPA::Enrollment::update_LC($dom,$crs,$updateadds,$updatedrops,$startaccess,$endaccess,$authtype,$autharg,\@allcourses,\%LC_code,\$logmsg,\$newusermsg,"updatenow",\%phototypes);
1.15      albertel 2625: 	    } else {
                   2626: 		$response = "There was a problem retrieving institutional class list data for the course sections and crosslisted courses which contribute enrollment to this course. No updates have been carried out, and the roster remains unchanged.";
                   2627: 	    }  
                   2628: 	} else {
                   2629: 	    $response = "There are currently no course sections or crosslisted courses designated as contributors to enrollment in this LON-CAPA course. As a result a student roster update has not been carried out for $realm ($coursecode)";
                   2630: 	}
                   2631:     }
                   2632:     unless ($logmsg eq '') {
                   2633: 	my $loglength = length($logmsg);
                   2634: 	$logmsg = substr($logmsg,0,$loglength-4);
                   2635: 	$logmsg = "<br/><br/>The following messages were generated by the roster update process: <br/><ul><li>".$logmsg."</ul><br/>";
                   2636:     }
                   2637:     unless ($newusermsg eq '') {
                   2638: 	$newusermsg = substr( $newusermsg,0,rindex($newusermsg,'<li>') );
1.19      raeburn  2639: 	$newusermsg = "<br/><br/>The following new system user(s) who was/were created will be using local or internal authentication with an initial randomly generated password. A valid e-mail address was not available for this/these user(s) so LON-CAPA account credentials could not be sent via e-mail.<br/><ul><li>".$newusermsg."</ul><br/>";
1.15      albertel 2640:     }
                   2641:     $response .= $logmsg.$newusermsg;
                   2642:     &print_reply($r,$response,$$tasktitleref{$action});
                   2643:     return;
1.10      raeburn  2644: }
                   2645: 
1.14      raeburn  2646: sub print_viewclass_response {
                   2647:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   2648:     my $response;
                   2649:     my $chgtotal = 0;
                   2650:     my $chgok = 0;
                   2651:     my $chgfail = 0;
                   2652:     my $othdom = 0;
1.16      raeburn  2653:     my $locktotal = 0;
                   2654:     my $lockok = 0;
                   2655:     my $lockfail = 0;
1.14      raeburn  2656:     my $cid = $dom."_".$crs;
                   2657:     my %chg = ();
                   2658:     my %nochg = ();
                   2659:     my %otherdom = ();
1.16      raeburn  2660:     my %lockchg = ();
                   2661:     my %nolockchg = ();
1.27      albertel 2662:     my $classlist = &Apache::loncoursedata::get_classlist($dom,$crs);
1.14      raeburn  2663:     my $endidx = &Apache::loncoursedata::CL_END;
                   2664:     my $startidx = &Apache::loncoursedata::CL_START;
                   2665:     my $ididx=&Apache::loncoursedata::CL_ID;
                   2666:     my $secidx=&Apache::loncoursedata::CL_SECTION;
                   2667:     my $typeidx=&Apache::loncoursedata::CL_TYPE;
1.16      raeburn  2668:     my $lockedidx=&Apache::loncoursedata::CL_LOCKEDTYPE;
                   2669:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['chgauto','chgmanual','lockchg','unlockchg']);
1.24      albertel 2670:     my @typechglist = (&Apache::loncommon::get_env_multiple('form.chgauto'),
                   2671: 		       &Apache::loncommon::get_env_multiple('form.chgmanual'));
                   2672:     my @lockchglist = (&Apache::loncommon::get_env_multiple('form.lockchg'),
                   2673: 		       &Apache::loncommon::get_env_multiple('form.unlockchg'));
                   2674: 
1.16      raeburn  2675:     foreach my $student (sort @typechglist) {
1.51      raeburn  2676:         my ($uname,$udom) = split(/:/,$student);
1.16      raeburn  2677:         my $sdata    = $classlist->{$student};
                   2678:         my $section  = $sdata->[$secidx];
                   2679:         my $uid       = $sdata->[$ididx];
                   2680:         my $start    = $sdata->[$startidx];
                   2681:         my $end      = $sdata->[$endidx];
                   2682:         my $type     = $sdata->[$typeidx];
                   2683:         my $lock   = $sdata->[$lockedidx];
                   2684:         my $newlock = $lock;
                   2685:         $chgtotal ++;
                   2686:         my $newtype = 'auto';
                   2687:         my $change = 'auto';
                   2688:         my $oldtype = 'manual';
                   2689:         if ($type eq 'auto') { 
                   2690:             $oldtype = 'auto';
                   2691:             $newtype = '';
                   2692:             $change = 'manual';
                   2693:         }
                   2694:         if ($udom eq $dom) {
                   2695:             if ($newtype eq 'auto') {
                   2696:                 $newlock = '';
                   2697:             } elsif ($newtype eq '') {
                   2698:                 $newlock = '1';
1.14      raeburn  2699:             }
1.16      raeburn  2700:             my $modreply = &Apache::lonnet::modify_student_enrollment($udom,$uname,$uid,'','','','',$section,$end,$start,$newtype,$newlock,$cid);
                   2701:             if ($modreply eq 'ok') {
                   2702:                 $chgok ++;
                   2703:                 $chg{$student} = "Changed to $change";
                   2704:             } else {
                   2705:                 $chgfail ++;
                   2706:                 $nochg{$student} = "Still set to $oldtype";
                   2707:             } 
                   2708:         } else {
                   2709:             $othdom ++;
                   2710:             $otherdom{$student} = "Still set to $oldtype"; 
                   2711:         }
                   2712:     }
                   2713:     foreach my $student (@lockchglist) {
1.51      raeburn  2714:         my ($uname,$udom) = split(/:/,$student);
1.16      raeburn  2715:         my $sdata    = $classlist->{$student};
                   2716:         my $section  = $sdata->[$secidx];
                   2717:         my $uid       = $sdata->[$ididx];
                   2718:         my $start    = $sdata->[$startidx];
                   2719:         my $end      = $sdata->[$endidx];
                   2720:         my $type     = $sdata->[$typeidx];
                   2721:         my $lock   = $sdata->[$lockedidx];
                   2722:         my $newlock = 1;
                   2723:         my $oldlockname = &mt('unlocked');
                   2724:         my $newlockname = &mt('locked');
                   2725:         $locktotal++;
                   2726:         unless ($type eq 'auto') {
                   2727:             if ($lock) {
                   2728:                 $newlock = '';
                   2729:                 $newlockname = &mt('unlocked');
                   2730:                 $oldlockname = &mt('locked'); 
                   2731:             }
                   2732:             my $lockreply = &Apache::lonnet::modify_student_enrollment($udom,$uname,$uid,'','','','',$section,$end,$start,$type,$newlock,$cid);
                   2733:             if ($lockreply eq 'ok') {
                   2734:                 $lockok ++;
                   2735:                 $lockchg{$student} = 'Changed to '.$newlockname;
1.14      raeburn  2736:             } else {
1.16      raeburn  2737:                 $lockfail ++;
                   2738:                 $nolockchg{$student} = 'Still set to '.$oldlockname;
1.14      raeburn  2739:             }
                   2740:         }
                   2741:     }
                   2742:     if ($chgtotal > 0) {
1.51      raeburn  2743:         $response = &mt('You requested a change in enrollment type for [quant,_1,student].',$chgtotal).'<br /><br />'."\n";
1.27      albertel 2744:         $classlist = &Apache::loncoursedata::get_classlist($dom,$crs);
1.14      raeburn  2745:         if ($chgok > 0) {
1.51      raeburn  2746:             $response .= &mt('The following [quant,_1,change was,changes were] successful;',$chgtotal).':<br /><br />';
1.14      raeburn  2747:             $response .= &enrolltype_result(\%chg,$classlist,$endidx,$startidx,$ididx,$secidx,$typeidx);
                   2748:         }
                   2749:         if ($chgfail > 0) {
1.51      raeburn  2750:             $response .= &mt('The following [quant,_1,student was,students were] not modified successfully',$chgfail).':&nbsp;<br />';
1.14      raeburn  2751:             $response .= &enrolltype_result(\%nochg,$classlist,$endidx,$startidx,$ididx,$secidx,$typeidx);
                   2752:         }
                   2753:         if ($othdom > 0) {
1.51      raeburn  2754:             $response .= &mt("The following [quant,_1,student was,students were] not modified because students must be in the same LON-CAPA domain as the course, in order to be set to an enrollment type of 'auto'",$othdom).':<br />'; 
1.14      raeburn  2755:             $response .= &enrolltype_result(\%otherdom,$classlist,$endidx,$startidx,$ididx,$secidx,$typeidx);
                   2756:         }
1.16      raeburn  2757:         $response .= "<br /><br />";
                   2758:     }
                   2759:     if ($locktotal > 0) {
1.51      raeburn  2760:         $response .= &mt('You requested locking/unlocking for [quant,_1,manually enrolled student]',$locktotal).'<br /><br />'."\n";
1.27      albertel 2761:         $classlist = &Apache::loncoursedata::get_classlist($dom,$crs);
1.16      raeburn  2762:         if ($lockok > 0) {
1.51      raeburn  2763:             $response .= &mt('The following [quant,_1,change was,changes were] successful',$lockok).':<br /><br />';
1.16      raeburn  2764:             $response .= &enrolltype_result(\%lockchg,$classlist,$endidx,$startidx,$ididx,$secidx,$typeidx,$lockedidx);
                   2765:         }
                   2766:         if ($lockfail > 0) {
1.51      raeburn  2767:             $response .= &mt('The following [quant,_1,student was,students were] not modified successfully',$lockfail).':&nbsp;<br />';
1.16      raeburn  2768:             $response .= &enrolltype_result(\%nolockchg,$classlist,$endidx,$startidx,$ididx,$secidx,$typeidx,$lockedidx);
                   2769:         }
1.14      raeburn  2770:     }
                   2771:     &print_reply($r,$response,$$tasktitleref{$action});
                   2772:     return;
                   2773: }
                   2774: 
                   2775: sub enrolltype_result {
1.16      raeburn  2776:     my ($changes,$classlist,$endidx,$startidx,$ididx,$secidx,$typeidx,$lockedidx) = @_;
1.51      raeburn  2777:     my $reply = &Apache::loncommon::start_data_table().
                   2778:                 &Apache::loncommon::start_data_table_header_row().'
1.14      raeburn  2779:               <th>username</th>
                   2780:               <th>domain</th>
                   2781:               <th>ID</th>
                   2782:               <th>student name</th>
                   2783:               <th>section</th>
                   2784:               <th>start date</th>
                   2785:               <th>end date</th>
1.51      raeburn  2786:               <th>enrollment change</th>'."\n".
                   2787:                 &Apache::loncommon::end_data_table_header_row();
                   2788:     foreach my $chg (sort keys %{$changes}) {
                   2789:         my $sdata  = $classlist->{$chg};
                   2790:         my ($uname,$udom) = split(/:/,$chg);
1.14      raeburn  2791:         my $section  = $sdata->[$secidx];
                   2792:         my $uid      = $sdata->[$ididx];
                   2793:         my $start    = $sdata->[$startidx];
                   2794:         my $end      = $sdata->[$endidx];
                   2795:         my $type     = $sdata->[$typeidx];
                   2796:         if (! defined($start) || $start == 0) {
                   2797:             $start = &mt('none');
                   2798:         } else {
                   2799:             $start = &Apache::lonlocal::locallocaltime($start);
                   2800:         }
                   2801:         if (! defined($end) || $end == 0) {
                   2802:             $end = &mt('none');
                   2803:         } else {
                   2804:             $end = &Apache::lonlocal::locallocaltime($end);
                   2805:         }
                   2806:         if (!defined($section) || ($section eq '')) {
1.51      raeburn  2807:             $section = '&nbsp;';
1.14      raeburn  2808:         }
                   2809:         if (!defined($uid) || ($uid eq '')) {
1.51      raeburn  2810:             $uid = '&nbsp;';
1.14      raeburn  2811:         }
1.51      raeburn  2812:         $reply .= &Apache::loncommon::start_data_table_row().' 
                   2813:               <td>'.$uname.'</td>
                   2814:               <td>'.$udom.'</td>
                   2815:               <td>'.$uid.'</td>
                   2816:               <td>'.&Apache::loncommon::plainname($uname,$udom).'</td>
                   2817:               <td>'.$section.'</td>
                   2818:               <td>'.$start.'</td>
                   2819:               <td>'.$end.'</td>
                   2820:               <td>'.$$changes{$chg}.'</td>'."\n".
                   2821:              &Apache::loncommon::end_data_table_row();
1.14      raeburn  2822:     }
1.51      raeburn  2823:     $reply .= &Apache::loncommon::end_data_table();
1.14      raeburn  2824:     return $reply;
                   2825: }
                   2826: 
1.10      raeburn  2827: sub warning_message {
                   2828:     my ($dom,$crs,$caller) = @_;
                   2829:     my %settings = &Apache::lonnet::get('environment',['internal.autoadds','internal.autodrops','internal.sectionnums','internal.crosslistings','internal.autostart','internal.autoend'],$dom,$crs);
                   2830:     my $currend = '';
                   2831:     my $currstart = '';
                   2832:     my $currsecs = '';
                   2833:     my $currxlists = '';
                   2834:     my $warning = '';
                   2835:     my $curradds = '';
                   2836:     my $currdrops = '';
                   2837:     if ( defined($settings{'internal.autoadds'}) ) {
                   2838:         $curradds = $settings{'internal.autoadds'};
                   2839:     }
                   2840:     if (defined($settings{'internal.autodrops'}) ) {
                   2841:         $currdrops = $settings{'internal.autodrops'};
                   2842:     }
                   2843:     if ( defined($settings{'internal.autostart'}) ) {
                   2844:         $currstart = $settings{'internal.autostart'};
                   2845:     }
                   2846:     if ( defined($settings{'internal.autoend'}) ) {
                   2847:         $currend = $settings{'internal.autoend'};
                   2848:     }
                   2849:     if ( defined($settings{'internal.sectionnums'}) ) {
                   2850:         $currsecs = $settings{'internal.sectionnums'};
                   2851:     }
                   2852:     if ( defined($settings{'internal.crosslistings'}) ) {
                   2853:         $currxlists = $settings{'internal.crosslistings'}
                   2854:     }
                   2855:     unless ($caller eq 'setdates') {
                   2856:         if ( ($currstart eq '') && ($currend eq '') )  {
                   2857:             $warning = "You <b>must</b> now use <a href='/adm/populate?action=setdates'>Change enrollment dates</a> to set a start date <i>and</i> an end date for the enrollment (or check the 'No end date' checkbox) for the nightly adds process to actually occur.</br></br>";
                   2858:         }
                   2859:     }
                   2860:     unless ( ($caller eq 'sections') || ($caller eq 'crosslist') ) {
                   2861:         if ( ($currsecs eq '') && ($currxlists eq '') ) {
                   2862:             $warning .= "You <b>must</b> now use <a href='/adm/populate?action=sections'>Section settings</a> and/or <a href='/adm/populate?action=crosslist'>Change crosslistings</a> to choose at least one section of the course, or at least one crosslisted course which will contribute enrollment to this LON-CAPA course.  At present there are <b>NO</b> sections or crosslisted courses that are affiliated with this course that are set to contribute to the automated enrollment process.<br/><br/>";
                   2863:         }
                   2864:     }
                   2865:     unless ( $caller eq 'chgsettings') {
                   2866:         if ( (!$curradds) && (!$currdrops) ) {
                   2867:             $warning .= "You <b>must</b> now use <a href='/adm/populate?action=chgsettings'>Automated adds/drops</a> to enable automated adds and/or drops if you want automatic enrollment updates to occur in this course.<br/><br/>.";
                   2868:         }
                   2869:     }
                   2870:     return $warning;
1.1       raeburn  2871: }
                   2872: 
                   2873: sub print_reply () {
                   2874:   my ($r,$response,$caller) = @_;
                   2875:   $r->print("
                   2876:             <br/><table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">
                   2877:              <tr>
1.14      raeburn  2878:               <td align=\"left\"><b>$caller</b> - result<br/><br/>$response</td>
1.1       raeburn  2879:              </tr>
                   2880:             </table>
                   2881:   ");
                   2882:   return;
                   2883: }
                   2884: 
                   2885: sub setup_date_selectors {
1.14      raeburn  2886:     my ($starttime,$endtime,$action) = @_;
1.1       raeburn  2887:     if (! defined($starttime)) {
                   2888:         $starttime = time;
1.14      raeburn  2889:         if ($action eq 'setdates') {
1.23      albertel 2890:             if (exists($env{'course.'.$env{'request.course.id'}.
1.1       raeburn  2891:                             '.default_enrollment_start_date'})) {
1.23      albertel 2892:                 $starttime = $env{'course.'.$env{'request.course.id'}.
1.1       raeburn  2893:                                   '.default_enrollment_start_date'};
1.14      raeburn  2894:             }
1.1       raeburn  2895:         }
                   2896:     }
                   2897:     if (! defined($endtime)) {
                   2898:         $endtime = time+(6*30*24*60*60); # 6 months from now, approx
1.14      raeburn  2899:         if ($action eq 'setdates') {
1.23      albertel 2900:             if (exists($env{'course.'.$env{'request.course.id'}.
1.1       raeburn  2901:                             '.default_enrollment_end_date'})) {
1.23      albertel 2902:                 $endtime = $env{'course.'.$env{'request.course.id'}.
1.1       raeburn  2903:                                 '.default_enrollment_end_date'};
1.14      raeburn  2904:             }
1.1       raeburn  2905:         }
                   2906:     }
                   2907:     my $startdateform = &Apache::lonhtmlcommon::date_setter('enter',
                   2908:                                                             'startdate',
                   2909:                                                             $starttime);
                   2910:     my $enddateform = &Apache::lonhtmlcommon::date_setter('enter',
                   2911:                                                           'enddate',
                   2912:                                                           $endtime);
                   2913:     return ($startdateform,$enddateform);
                   2914: }
                   2915: 
                   2916: sub get_dates_from_form {
1.14      raeburn  2917:     my $startdate;
                   2918:     my $enddate;
                   2919:     $startdate = &Apache::lonhtmlcommon::get_date_from_form('startdate');
                   2920:     $enddate   = &Apache::lonhtmlcommon::get_date_from_form('enddate');
1.23      albertel 2921:     if ( exists ($env{'form.no_end_date'}) ) {
1.1       raeburn  2922:         $enddate = 0;
                   2923:     }
                   2924:     return ($startdate,$enddate);
                   2925: }
                   2926: 
                   2927: sub date_setting_table {
1.14      raeburn  2928:     my ($starttime,$endtime,$action) = @_;
                   2929:     my ($startform,$endform) = &setup_date_selectors($starttime,$endtime,$action);
1.39      albertel 2930:     my $perpetual = '<nobr><label><input type="checkbox" name="no_end_date"';
1.14      raeburn  2931:     if (($action eq 'setdates' && defined($endtime) && $endtime == 0) || (($action eq 'setaccess' || $action eq 'updatenow') && ($endtime eq '' || $endtime == 0)) ) {
1.1       raeburn  2932:         $perpetual .= ' checked';
                   2933:     }
1.39      albertel 2934:     $perpetual.= ' />'.' no ending date</label></nobr>';
1.1       raeburn  2935:     my $start_table = '';
                   2936:     $start_table .= "<table>\n";
                   2937:     $start_table .= '<tr><td align="right">Starting Date</td>'.
                   2938:         '<td>'.$startform.'</td>'.
                   2939:         '<td>&nbsp;</td>'."</tr>\n";
                   2940:     $start_table .= "</table>";
                   2941:     my $end_table = '';
                   2942:     $end_table .= "<table>\n";
                   2943:     $end_table .= '<tr><td align="right">Ending Date</td>'.
                   2944:         '<td>'.$endform.'</td>'.
                   2945:         '<td>'.$perpetual.'</td>'."</tr>\n";
                   2946:     $end_table .= "</table>\n";
                   2947:     return ($start_table, $end_table);
                   2948: }
                   2949: 
1.42      raeburn  2950: sub validate_lcsec {
                   2951:     my ($curr_groups,$lcsec) = @_;
                   2952:     if (($lcsec eq 'all') || ($lcsec eq 'none')) {
                   2953:         return 'reserved';
                   2954:     } else {
                   2955:         if (exists($$curr_groups{$lcsec})) {
                   2956:             return 'group'; 
                   2957:         }
                   2958:     }
                   2959:     return 'ok';
                   2960: }
                   2961: 
1.48      albertel 2962: sub user_is_courseowner {
                   2963:     my ($courseowner) = @_;
                   2964:     my $user;
                   2965:     if ($courseowner =~ /^[^:]+:[^:]+$/) {
                   2966: 	$user = $env{'user.name'}.':'.$env{'user.domain'};
                   2967:     } else {
                   2968: 	$user = $env{'user.name'};
                   2969:     }
                   2970:     return ($user eq $courseowner);
                   2971: }
                   2972:     
1.1       raeburn  2973: ###################################################################
                   2974: sub handler {
                   2975:     my $r = shift;
                   2976:     if ($r->header_only) {
1.22      albertel 2977: 	&Apache::loncommon::content_type($r,'text/html');
1.1       raeburn  2978:         $r->send_http_header;
                   2979:         return OK;
                   2980:     }
                   2981:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['action','state']);
                   2982:     #  Needs to be in a course
1.23      albertel 2983:     if (! (($env{'request.course.fn'}) &&  (&Apache::lonnet::allowed('cst',$env{'request.course.id'})))) {
1.1       raeburn  2984:         # Not in a course, or not allowed to modify parms
1.23      albertel 2985:         $env{'user.error.msg'}="/adm/populate:cst:0:0:Cannot drop or add students";
1.34      raeburn  2986:         return HTTP_NOT_ACCEPTABLE;
1.1       raeburn  2987:     }
                   2988:     # Start page
1.22      albertel 2989:     &Apache::loncommon::content_type($r,'text/html');
1.1       raeburn  2990:     $r->send_http_header;
                   2991: 
1.34      raeburn  2992:     my @tasks = ("information","chgsettings","setdates","setaccess","notify","crosslist","sections","photos","updatenow","updatephotos","viewclass");
1.1       raeburn  2993:                                                                                  
                   2994:     my %tasklong = (
                   2995:                information => "Task information",
                   2996:                chgsettings => "Automated adds/drops",
                   2997:                setdates => "Change enrollment dates",
1.14      raeburn  2998:                setaccess => "Change access dates",
1.1       raeburn  2999:                notify => "Notification of changes",
                   3000:                crosslist => "Change crosslistings",
                   3001:                sections => "Section settings",
1.34      raeburn  3002:                photos => "Student photo settings",
                   3003:                updatephotos => "Update student photos",
1.1       raeburn  3004:                updatenow => "Update roster now",
                   3005:                newcross => "Add crosslistings",
1.14      raeburn  3006:                newsections => "Add sections",
1.16      raeburn  3007:                viewclass => "View students and change type",
1.1       raeburn  3008:     );
                   3009:                                                                                  
                   3010:     my %tasktitle = (
                   3011:                chgsettings => "Changes to nightly automated enrollments",
                   3012:                setdates => "Changes to first and/or last automated enrollment dates",
1.14      raeburn  3013:                setaccess => "Changes to default start and/or end dates for student access",
1.1       raeburn  3014:                notify => "Notification of enrollment changes",
                   3015:                crosslist => "Changes to crosslistings",
                   3016:                sections => "Changes to section settings",
1.34      raeburn  3017:                photos => "Student photo settings",
                   3018:                updatephotos => "Update student photos",
1.1       raeburn  3019:                updatenow => "Immediate course roster update",
                   3020:                newcross => "Adding new crosslisted courses",
1.14      raeburn  3021:                newsections => "Adding new course sections",
                   3022:                viewclass => "Viewing class roster and enrollment type"
1.1       raeburn  3023:     );
                   3024: 
                   3025:     my $realm = '';
1.23      albertel 3026:     if ( exists($env{'request.course.id'}) ) {
                   3027:         $realm= $env{'course.'.$env{'request.course.id'}.'.description'};
1.1       raeburn  3028:     }
                   3029:     unless ($realm) { $realm='&nbsp;'; }
1.23      albertel 3030:     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
                   3031:     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
1.1       raeburn  3032:     
                   3033:     #
                   3034:     # Main switch on form.action and form.state, as appropriate
                   3035:     #
                   3036: 
                   3037:     my $action = "information";
1.23      albertel 3038:     if ( exists($env{'form.action'}) ) {
                   3039:         $action = $env{'form.action'};
1.1       raeburn  3040:     }
                   3041:     my $state = "choose";
                   3042: 
1.23      albertel 3043:     if ( exists($env{'form.state'}) ) {
                   3044:         $state = $env{'form.state'};
1.1       raeburn  3045:     }
                   3046: 
                   3047:     if ($action eq "information") {
                   3048:         $r->print(&header()); 
                   3049:     } else {
                   3050:         if ($state eq "choose") {
1.16      raeburn  3051:             $r->print(&choose_header($action));
1.1       raeburn  3052:         } else {
                   3053:             if ($action eq "crosslist") {
1.23      albertel 3054:                 if ( exists($env{'form.numcross'}) ) {
                   3055:                     if ( $env{'form.numcross'} > 0 ) {
1.16      raeburn  3056:                         $r->print(&choose_header($action));
1.1       raeburn  3057:                     } else {
                   3058:                         $r->print(&header());
                   3059:                     }
                   3060:                 } else {
                   3061:                     $r->print(&header());
                   3062:                 }
                   3063:             } elsif ($action eq "sections") {
1.23      albertel 3064:                 if ( exists($env{'form.numsec'}) ) {
                   3065:                     if ( $env{'form.numsec'} > 0 ) {
1.16      raeburn  3066:                         $r->print(&choose_header($action));
1.1       raeburn  3067:                     } else {
                   3068:                         $r->print(&header());
                   3069:                     }
                   3070:                 } else {
                   3071:                     $r->print(&header());
                   3072:                 }
                   3073:             } else {
                   3074:                 $r->print(&header());
                   3075:             }
                   3076:         }
                   3077:     }
1.12      raeburn  3078: 
1.1       raeburn  3079:     my $reply = 0;
                   3080:     unless ($state eq "choose") { $reply = 1; }
                   3081: 
                   3082:     &print_mainbox($r,\%tasklong,$realm,$reply);
                   3083:     &print_navmenu($r,\@tasks,\%tasklong);
                   3084:     
                   3085:     if (($state eq "choose") || ($action eq "information")) {
1.13      raeburn  3086:         &print_main_frame($r,$realm,$dom,$crs,\%tasktitle);
1.1       raeburn  3087:     } elsif ($action eq "chgsettings") {
                   3088:         &print_chgsettings_response($r,$realm,$dom,$crs,$action,\%tasktitle);
                   3089:     } elsif ($action eq "setdates") {
                   3090:         &print_setdates_response($r,$realm,$dom,$crs,$action,\%tasktitle);
1.14      raeburn  3091:     } elsif ($action eq "setaccess") {
                   3092:         &print_setaccess_response($r,$realm,$dom,$crs,$action,\%tasktitle);
1.1       raeburn  3093:     } elsif ($action eq "notify") {
                   3094:         &print_notify_response($r,$realm,$dom,$crs,$action,\%tasktitle);
                   3095:     } elsif ($action eq "sections") {
1.13      raeburn  3096:         &print_sections_menu($r,$realm,$dom,$crs,$action,\%tasktitle);
1.1       raeburn  3097:     } elsif ($action eq "crosslist") {
1.13      raeburn  3098:         &print_crosslistings_menu($r,$realm,$dom,$crs,$action,\%tasktitle);
1.1       raeburn  3099:     } elsif ($action eq "updatenow") {
1.13      raeburn  3100:         &print_update_result($r,$realm,$dom,$crs,$action,\%tasktitle);
1.1       raeburn  3101:     } elsif ($action eq "photos") {
1.34      raeburn  3102:         if ($state eq "photoupdate") {
                   3103:             &print_photoupdate_response($r,$realm,$dom,$crs,$action,\%tasktitle);
                   3104:         } else { 
                   3105:             &photo_permission($r,$realm,$dom,$crs,$action,\%tasktitle);
                   3106:         }
                   3107:     } elsif ($action eq "updatephotos") {
                   3108:         &print_photoupdate_response($r,$realm,$dom,$crs,$action,\%tasktitle);
1.1       raeburn  3109:     } elsif ($action eq "newcross") {
1.13      raeburn  3110:         &print_crosslistings_response($r,$realm,$dom,$crs,$action,\%tasktitle);    
1.1       raeburn  3111:     } elsif ($action eq "newsections") {
1.13      raeburn  3112:         &print_sections_response($r,$realm,$dom,$crs,$action,\%tasktitle);
1.14      raeburn  3113:     } elsif ($action eq "viewclass") {
                   3114:         &print_viewclass_response($r,$realm,$dom,$crs,$action,\%tasktitle);
1.1       raeburn  3115:     }
                   3116:     &print_doc_base($r);  
                   3117:     return OK;
                   3118: }
                   3119: ###################################################################
                   3120: 1;

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