File:  [LON-CAPA] / loncom / interface / loncreateuser.pm
Revision 1.111: download - view: text, annotated - select for diffs
Tue Mar 21 18:51:28 2006 UTC (18 years, 3 months ago) by albertel
Branches: MAIN
CVS tags: HEAD
- forgot to emit the page headers

    1: # The LearningOnline Network with CAPA
    2: # Create a user
    3: #
    4: # $Id: loncreateuser.pm,v 1.111 2006/03/21 18:51:28 albertel Exp $
    5: #
    6: # Copyright Michigan State University Board of Trustees
    7: #
    8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
    9: #
   10: # LON-CAPA is free software; you can redistribute it and/or modify
   11: # it under the terms of the GNU General Public License as published by
   12: # the Free Software Foundation; either version 2 of the License, or
   13: # (at your option) any later version.
   14: #
   15: # LON-CAPA is distributed in the hope that it will be useful,
   16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
   17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   18: # GNU General Public License for more details.
   19: #
   20: # You should have received a copy of the GNU General Public License
   21: # along with LON-CAPA; if not, write to the Free Software
   22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   23: #
   24: # /home/httpd/html/adm/gpl.txt
   25: #
   26: # http://www.lon-capa.org/
   27: #
   28: ###
   29: 
   30: package Apache::loncreateuser;
   31: 
   32: =pod
   33: 
   34: =head1 NAME
   35: 
   36: Apache::loncreateuser - handler to create users and custom roles
   37: 
   38: =head1 SYNOPSIS
   39: 
   40: Apache::loncreateuser provides an Apache handler for creating users,
   41:     editing their login parameters, roles, and removing roles, and
   42:     also creating and assigning custom roles.
   43: 
   44: =head1 OVERVIEW
   45: 
   46: =head2 Custom Roles
   47: 
   48: In LON-CAPA, roles are actually collections of privileges. "Teaching
   49: Assistant", "Course Coordinator", and other such roles are really just
   50: collection of privileges that are useful in many circumstances.
   51: 
   52: Creating custom roles can be done by the Domain Coordinator through
   53: the Create User functionality. That screen will show all privileges
   54: that can be assigned to users. For a complete list of privileges,
   55: please see C</home/httpd/lonTabs/rolesplain.tab>.
   56: 
   57: Custom role definitions are stored in the C<roles.db> file of the role
   58: author.
   59: 
   60: =cut
   61: 
   62: use strict;
   63: use Apache::Constants qw(:common :http);
   64: use Apache::lonnet;
   65: use Apache::loncommon;
   66: use Apache::lonlocal;
   67: 
   68: my $loginscript; # piece of javascript used in two separate instances
   69: my $generalrule;
   70: my $authformnop;
   71: my $authformkrb;
   72: my $authformint;
   73: my $authformfsys;
   74: my $authformloc;
   75: 
   76: sub initialize_authen_forms {
   77:     my ($krbdefdom)=( $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/);
   78:     $krbdefdom= uc($krbdefdom);
   79:     my %param = ( formname => 'document.cu',
   80:                   kerb_def_dom => $krbdefdom 
   81:                   );
   82: # no longer static due to configurable kerberos defaults
   83: #    $loginscript  = &Apache::loncommon::authform_header(%param);
   84:     $generalrule  = &Apache::loncommon::authform_authorwarning(%param);
   85:     $authformnop  = &Apache::loncommon::authform_nochange(%param);
   86: # no longer static due to configurable kerberos defaults
   87: #    $authformkrb  = &Apache::loncommon::authform_kerberos(%param);
   88:     $authformint  = &Apache::loncommon::authform_internal(%param);
   89:     $authformfsys = &Apache::loncommon::authform_filesystem(%param);
   90:     $authformloc  = &Apache::loncommon::authform_local(%param);
   91: }
   92: 
   93: 
   94: # ======================================================= Existing Custom Roles
   95: 
   96: sub my_custom_roles {
   97:     my %returnhash=();
   98:     my %rolehash=&Apache::lonnet::dump('roles');
   99:     foreach (keys %rolehash) {
  100: 	if ($_=~/^rolesdef\_(\w+)$/) {
  101: 	    $returnhash{$1}=$1;
  102: 	}
  103:     }
  104:     return %returnhash;
  105: }
  106: 
  107: # ==================================================== Figure out author access
  108: 
  109: sub authorpriv {
  110:     my ($auname,$audom)=@_;
  111:     unless ((&Apache::lonnet::allowed('cca',$audom.'/'.$auname))
  112:          || (&Apache::lonnet::allowed('caa',$audom.'/'.$auname))) { return ''; }
  113:     return 1;
  114: }
  115: 
  116: # =================================================================== Phase one
  117: 
  118: sub print_username_entry_form {
  119:     my ($r) = @_;
  120:     my $defdom=$env{'request.role.domain'};
  121:     my @domains = &Apache::loncommon::get_domains();
  122:     my $domform = &Apache::loncommon::select_dom_form($defdom,'ccdomain');
  123:     my $selscript=&Apache::loncommon::studentbrowser_javascript();
  124:     my $start_page =
  125: 	&Apache::loncommon::start_page('Create Users, Change User Privileges',
  126: 				       $selscript);
  127: 
  128:     my $sellink=&Apache::loncommon::selectstudent_link
  129:                                         ('crtuser','ccuname','ccdomain');
  130:     my %existingroles=&my_custom_roles();
  131:     my $choice=&Apache::loncommon::select_form('make new role','rolename',
  132: 		('make new role' => 'Generate new role ...',%existingroles));
  133:     my %lt=&Apache::lonlocal::texthash(
  134: 		    'siur'   => "Set Individual User Roles",
  135: 		    'usr'  => "Username",
  136:                     'dom'  => "Domain",
  137:                     'usrr' => "User Roles",
  138:                     'ecrp' => "Edit Custom Role Privileges",
  139:                     'nr'   => "Name of Role",
  140:                     'cre'  => "Custom Role Editor"
  141: 				       );
  142:     my $help = &Apache::loncommon::help_open_menu('',undef,undef,'',282,'Instructor Interface');
  143:     my $helpsiur=&Apache::loncommon::help_open_topic('Course_Change_Privileges');
  144:     my $helpecpr=&Apache::loncommon::help_open_topic('Course_Editing_Custom_Roles');
  145:     $r->print(<<"ENDDOCUMENT");
  146: $start_page
  147: <form action="/adm/createuser" method="post" name="crtuser">
  148: <input type="hidden" name="phase" value="get_user_info">
  149: <h2>$lt{siur}$helpsiur</h2>
  150: <table>
  151: <tr><td>$lt{usr}:</td><td><input type="text" size="15" name="ccuname">
  152: </td><td rowspan="2">$sellink</td></tr><tr><td>
  153: $lt{'dom'}:</td><td>$domform</td></tr>
  154: </table>
  155: <input name="userrole" type="submit" value="$lt{usrr}" />
  156: </form>
  157: ENDDOCUMENT
  158:    if (&Apache::lonnet::allowed('mcr','/')) {
  159:        $r->print(<<ENDCUSTOM);
  160: <form action="/adm/createuser" method="post" name="docustom">
  161: <input type="hidden" name="phase" value="selected_custom_edit">
  162: <h2>$lt{'ecrp'}$helpecpr</h2>
  163: $lt{'nr'}: $choice <input type="text" size="15" name="newrolename" /><br />
  164: <input name="customeditor" type="submit" value="$lt{'cre'}" />
  165: </form>
  166: ENDCUSTOM
  167:     }
  168:     $r->print(&Apache::loncommon::end_page());
  169: }
  170: 
  171: 
  172: sub user_modification_js {
  173:     my ($pjump_def, $dc_setcourse_code)=@_;
  174:     return <<END;
  175: <script type="text/javascript" language="Javascript">
  176: 
  177:     function pclose() {
  178:         parmwin=window.open("/adm/rat/empty.html","LONCAPAparms",
  179:                  "height=350,width=350,scrollbars=no,menubar=no");
  180:         parmwin.close();
  181:     }
  182: 
  183:     $pjump_def
  184:     $dc_setcourse_code
  185: 
  186:     function dateset() {
  187:         eval("document.cu."+document.cu.pres_marker.value+
  188:             ".value=document.cu.pres_value.value");
  189:         pclose();
  190:     }
  191: 
  192:     function setSections() {
  193:         var re1 = /^currsec_/;
  194:         for (var i=0;i<document.cu.elements.length;i++) {
  195:             var str = document.cu.elements[i].name;
  196:             var checkcurr = str.match(re1);
  197:             if (checkcurr != null) {
  198:                 var re2 = /^currsec_[a-zA-Z0-9]+_[a-zA-Z0-9]+_(\\w+)\$/;
  199:                 if (document.cu.elements[i-1].checked == true) {
  200:                     var re2 = /^currsec_[a-zA-Z0-9]+_[a-zA-Z0-9]+_(\\w+)\$/;
  201:                     match = re2.exec(str);
  202:                     var role = match[1];
  203:                     if (role == 'cc') {
  204:                         alert("Section designations do not apply to Course Coordinator roles.\\nA course coordinator role will be added with access to all sections.");
  205:                     }
  206:                     else {
  207:                         var sections = '';
  208:                         var numsec = 0;
  209:                         var sections;
  210:                         for (var j=0; j<document.cu.elements[i].length; j++) {
  211:                             if (document.cu.elements[i].options[j].selected == true ) {
  212:                                 if (document.cu.elements[i].options[j].value != "") {
  213:                                     if (numsec == 0) {
  214:                                         if (document.cu.elements[i].options[j].value != "") {
  215:                                             sections = document.cu.elements[i].options[j].value;
  216:                                             numsec ++;
  217:                                         }
  218:                                     }
  219:                                     else {
  220:                                         sections = sections + "," +  document.cu.elements[i].options[j].value
  221:                                         numsec ++;
  222:                                     }
  223:                                 }
  224:                             }
  225:                         }
  226:                         if (numsec > 0) {
  227:                             if (document.cu.elements[i+1].value != "" && document.cu.elements[i+1].value != null) {
  228:                                 sections = sections + "," +  document.cu.elements[i+1].value;
  229:                             } 
  230:                         }
  231:                         else {
  232:                             sections = document.cu.elements[i+1].value;    
  233:                         }
  234:                         var newsecs = document.cu.elements[i+1].value;
  235:                         if (newsecs != null && newsecs != "") {
  236:                             var numsplit = newsecs.split(/,/g);
  237:                             numsec = numsec + numsplit.length;
  238:                         }
  239:                         if ((role == 'st') && (numsec > 1)) {
  240:                             alert("In each course, each user may only have one student role at a time. You had selected "+numsec+" sections.\\nPlease modify your selections so they include no more than one section.")  
  241:                             return;
  242:                         }
  243:                         else { 
  244:                             document.cu.elements[i+2].value = sections;
  245:                         }
  246:                     }
  247:                 }
  248:             }
  249:         }
  250:         document.cu.submit();
  251:     }
  252: </script>
  253: END
  254: }
  255: 
  256: # =================================================================== Phase two
  257: sub print_user_modification_page {
  258:     my $r=shift;
  259:     my $ccuname=$env{'form.ccuname'};
  260:     my $ccdomain=$env{'form.ccdomain'};
  261: 
  262:     $ccuname=~s/\W//g;
  263:     $ccdomain=~s/\W//g;
  264: 
  265:     unless (($ccuname) && ($ccdomain)) {
  266: 	&print_username_entry_form($r);
  267:         return;
  268:     }
  269: 
  270:     my $defdom=$env{'request.role.domain'};
  271: 
  272:     my ($krbdef,$krbdefdom) =
  273:        &Apache::loncommon::get_kerberos_defaults($defdom);
  274: 
  275:     my %param = ( formname => 'document.cu',
  276:                   kerb_def_dom => $krbdefdom,
  277:                   kerb_def_auth => $krbdef
  278:                   );
  279:     $loginscript  = &Apache::loncommon::authform_header(%param);
  280:     $authformkrb  = &Apache::loncommon::authform_kerberos(%param);
  281: 
  282:     $ccuname=~s/\W//g;
  283:     $ccdomain=~s/\W//g;
  284:     my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
  285:     my $dc_setcourse_code = '';
  286:     my $loaditem;
  287:     if ($env{'request.role'} =~ m-^dc\./(\w+)/$-) {
  288:         my $dcdom = $1;
  289:         $loaditem = qq|OnLoad="document.cu.coursedesc.value=''"|;
  290:         $dc_setcourse_code = <<"ENDSCRIPT";
  291:     function setCourse() {
  292:         var course = document.cu.dccourse.value;
  293:         if (course != "") {
  294:             if (document.cu.dcdomain.value != document.cu.origdom.value) {
  295:                 alert("You must select a course in the current domain");
  296:                 return;
  297:             } 
  298:             var userrole = document.cu.role.options[document.cu.role.selectedIndex].value
  299:             var section="";
  300:             var numsections = 0;
  301:             for (var i=0; i<document.cu.currsec.length; i++) {
  302:                 if (document.cu.currsec.options[i].selected == true ) {
  303:                     if (document.cu.currsec.options[i].value != "" && document.cu.currsec.options[i].value != null) { 
  304:                         if (numsections == 0) {
  305:                             section = document.cu.currsec.options[i].value
  306:                             numsections = 1;
  307:                         }
  308:                         else {
  309:                             section = section + "," +  document.cu.currsec.options[i].value
  310:                             numsections ++;
  311:                         }
  312:                     }
  313:                 }
  314:             }
  315:             if (document.cu.newsec.value != "" && document.cu.newsec.value != null) {
  316:                 if (numsections == 0) {
  317:                     section = document.cu.newsec.value
  318:                 }
  319:                 else {
  320:                     section = section + "," +  document.cu.newsec.value
  321:                 }
  322:                 var numsplit = document.cu.newsec.value.split(/,/g);
  323:                 numsections = numsections + numsplit.length;
  324:             }
  325:             if ((userrole == 'st') && (numsections > 1)) {
  326:                 alert("In each course, each user may only have one student role at a time. You had selected "+numsections+" sections.\\nPlease modify your selections so they include no more than one section.")
  327:                 return;
  328:             }
  329:             if ((userrole == 'cc') && (numsections > 0)) {
  330:                 alert("Section designations do not apply to Course Coordinator roles.\\nA course coordinator role will be added with access to all sections.");
  331:                 section = "";
  332:             }
  333:             var numcourse = getIndex(document.cu.dccourse);
  334:             if (numcourse == "-1") {
  335:                 alert("There was a problem with your course selection");
  336:                 return
  337:             }
  338:             else { 
  339:                 var coursename = "_$dcdom"+"_"+course+"_"+userrole
  340:                 document.cu.elements[numcourse].name = "act"+coursename
  341:                 document.cu.elements[numcourse+4].name = "sec"+coursename
  342:                 document.cu.elements[numcourse+4].value = section
  343:                 document.cu.elements[numcourse+5].name = "start"+coursename
  344:                 document.cu.elements[numcourse+6].name = "end"+coursename
  345:             }
  346:         }
  347:         document.cu.submit();
  348:     }
  349: 
  350:     function getIndex(caller) {
  351:         for (var i=0;i<document.cu.elements.length;i++) {
  352:             if (document.cu.elements[i] == caller) {
  353:                 return i;
  354:             }
  355:         }
  356:         return -1;
  357:     }
  358: ENDSCRIPT
  359:     }
  360: 
  361:     my $js = &user_modification_js($pjump_def, $dc_setcourse_code);
  362:     my $start_page = 
  363: 	&Apache::loncommon::start_page('Create Users, Change User Privileges',
  364: 				       $js,{'add_entries' => $loaditem,});
  365: 
  366:     my $forminfo =<<"ENDFORMINFO";
  367: <form action="/adm/createuser" method="post" name="cu">
  368: <input type="hidden" name="phase"       value="update_user_data">
  369: <input type="hidden" name="ccuname"     value="$ccuname">
  370: <input type="hidden" name="ccdomain"    value="$ccdomain">
  371: <input type="hidden" name="pres_value"  value="" >
  372: <input type="hidden" name="pres_type"   value="" >
  373: <input type="hidden" name="pres_marker" value="" >
  374: ENDFORMINFO
  375:     my $uhome=&Apache::lonnet::homeserver($ccuname,$ccdomain);
  376:     my %incdomains; 
  377:     my %inccourses;
  378:     foreach (values(%Apache::lonnet::hostdom)) {
  379:        $incdomains{$_}=1;
  380:     }
  381:     foreach (keys(%env)) {
  382: 	if ($_=~/^user\.priv\.cm\.\/(\w+)\/(\w+)/) {
  383: 	    $inccourses{$1.'_'.$2}=1;
  384:         }
  385:     }
  386:     if ($uhome eq 'no_host') {
  387:         my $home_server_list=
  388:             '<option value="default" selected>default</option>'."\n".
  389:                 &Apache::loncommon::home_server_option_list($ccdomain);
  390:         
  391: 	my %lt=&Apache::lonlocal::texthash(
  392:                     'cnu'  => "Create New User",
  393:                     'nu'   => "New User",
  394:                     'id'   => "in domain",
  395:                     'pd'   => "Personal Data",
  396:                     'fn'   => "First Name",
  397:                     'mn'   => "Middle Name",
  398:                     'ln'   => "Last Name",
  399:                     'gen'  => "Generation",
  400:                     'idsn' => "ID/Student Number",
  401:                     'hs'   => "Home Server",
  402:                     'lg'   => "Login Data"
  403: 				       );
  404: 	my $genhelp=&Apache::loncommon::help_open_topic('Generation');
  405:         &initialize_authen_forms();
  406: 	$r->print(<<ENDNEWUSER);
  407: $start_page
  408: <h1>$lt{'cnu'}</h1>
  409: $forminfo
  410: <h2>$lt{'nu'} "$ccuname" $lt{'id'} $ccdomain</h2>
  411: <script type="text/javascript" language="Javascript">
  412: $loginscript
  413: </script>
  414: <input type='hidden' name='makeuser' value='1' />
  415: <h3>$lt{'pd'}</h3>
  416: <p>
  417: <table>
  418: <tr><td>$lt{'fn'}  </td>
  419:     <td><input type='text' name='cfirst'  size='15' /></td></tr>
  420: <tr><td>$lt{'mn'} </td> 
  421:     <td><input type='text' name='cmiddle' size='15' /></td></tr>
  422: <tr><td>$lt{'ln'}   </td>
  423:     <td><input type='text' name='clast'   size='15' /></td></tr>
  424: <tr><td>$lt{'gen'}$genhelp</td>
  425:     <td><input type='text' name='cgen'    size='5'  /></td></tr>
  426: </table>
  427: $lt{'idsn'} <input type='text' name='cstid'   size='15' /></p>
  428: $lt{'hs'}: <select name="hserver" size="1"> $home_server_list </select>
  429: <hr />
  430: <h3>$lt{'lg'}</h3>
  431: <p>$generalrule </p>
  432: <p>$authformkrb </p>
  433: <p>$authformint </p>
  434: <p>$authformfsys</p>
  435: <p>$authformloc </p>
  436: ENDNEWUSER
  437:     } else { # user already exists
  438: 	my %lt=&Apache::lonlocal::texthash(
  439:                     'cup'  => "Change User Privileges",
  440:                     'usr'  => "User",                    
  441:                     'id'   => "in domain",
  442:                     'fn'   => "first name",
  443:                     'mn'   => "middle name",
  444:                     'ln'   => "last name",
  445:                     'gen'  => "generation"
  446: 				       );
  447: 	$r->print(<<ENDCHANGEUSER);
  448: $start_page
  449: <h1>$lt{'cup'}</h1>
  450: $forminfo
  451: <h2>$lt{'usr'} "$ccuname" $lt{'id'} "$ccdomain"</h2>
  452: ENDCHANGEUSER
  453:         # Get the users information
  454:         my %userenv = &Apache::lonnet::get('environment',
  455:                           ['firstname','middlename','lastname','generation'],
  456:                           $ccdomain,$ccuname);
  457:         my %rolesdump=&Apache::lonnet::dump('roles',$ccdomain,$ccuname);
  458:         $r->print(<<END);
  459: <hr />
  460: <table border="2">
  461: <tr>
  462: <th>$lt{'fn'}</th><th>$lt{'mn'}</th><th>$lt{'ln'}</th><th>$lt{'gen'}</th>
  463: </tr>
  464: <tr>
  465: END
  466:         foreach ('firstname','middlename','lastname','generation') {
  467:            if (&Apache::lonnet::allowed('mau',$ccdomain)) {
  468:               $r->print(<<"END");            
  469: <td><input type="text" name="c$_" value="$userenv{$_}" size="15" /></td>
  470: END
  471:            } else {
  472:                $r->print('<td>'.$userenv{$_}.'</td>');
  473:            }
  474:         }
  475:       $r->print(<<END);
  476: </tr>
  477: </table>
  478: END
  479:         # Build up table of user roles to allow revocation of a role.
  480:         my ($tmp) = keys(%rolesdump);
  481:         unless ($tmp =~ /^(con_lost|error)/i) {
  482:            my $now=time;
  483: 	   my %lt=&Apache::lonlocal::texthash(
  484: 		    'rer'  => "Revoke Existing Roles",
  485:                     'rev'  => "Revoke",                    
  486:                     'del'  => "Delete",
  487: 		    'ren'  => "Re-Enable",
  488:                     'rol'  => "Role",
  489:                     'ext'  => "Extent",
  490:                     'sta'  => "Start",
  491:                     'end'  => "End"
  492: 				       );
  493:            my (%roletext,%sortrole,%roleclass,%rolepriv);
  494: 	   foreach my $area (sort { my $a1=join('_',(split('_',$a))[1,0]);
  495: 				    my $b1=join('_',(split('_',$b))[1,0]);
  496: 				    return $a1 cmp $b1;
  497: 				} keys(%rolesdump)) {
  498:                next if ($area =~ /^rolesdef/);
  499: 	       my $envkey=$area;
  500:                my $role = $rolesdump{$area};
  501:                my $thisrole=$area;
  502:                $area =~ s/\_\w\w$//;
  503:                my ($role_code,$role_end_time,$role_start_time) = 
  504:                    split(/_/,$role);
  505: # Is this a custom role? Get role owner and title.
  506: 	       my ($croleudom,$croleuname,$croletitle)=
  507: 	           ($role_code=~/^cr\/(\w+)\/(\w+)\/(\w+)$/);
  508:                my $bgcol='ffffff';
  509:                my $allowed=0;
  510:                my $delallowed=0;
  511: 	       my $sortkey=$role_code;
  512: 	       my $class='Unknown';
  513:                if ($area =~ /^\/(\w+)\/(\d\w+)/ ) {
  514: 		   $class='Course';
  515:                    my ($coursedom,$coursedir) = ($1,$2);
  516: 		   $sortkey.="\0$1";
  517:                    # $1.'_'.$2 is the course id (eg. 103_12345abcef103l3).
  518:                    my %coursedata=
  519:                        &Apache::lonnet::coursedescription($1.'_'.$2);
  520: 		   my $carea;
  521: 		   if (defined($coursedata{'description'})) {
  522: 		       $carea=$coursedata{'description'}.
  523:                            '<br />'.&mt('Domain').': '.$coursedom.('&nbsp;'x8).
  524:      &Apache::loncommon::syllabuswrapper('Syllabus',$coursedir,$coursedom);
  525: 		       $sortkey.="\0".$coursedata{'description'};
  526: 		   } else {
  527: 		       $carea=&mt('Unavailable course').': '.$area;
  528: 		       $sortkey.="\0".&mt('Unavailable course').': '.$area;
  529: 		   }
  530:                    $inccourses{$1.'_'.$2}=1;
  531:                    if ((&Apache::lonnet::allowed('c'.$role_code,$1.'/'.$2)) ||
  532:                        (&Apache::lonnet::allowed('c'.$role_code,$ccdomain))) {
  533:                        $allowed=1;
  534:                    }
  535:                    if ((&Apache::lonnet::allowed('dro',$1)) ||
  536:                        (&Apache::lonnet::allowed('dro',$ccdomain))) {
  537:                        $delallowed=1;
  538:                    }
  539: # - custom role. Needs more info, too
  540: 		   if ($croletitle) {
  541: 		       if (&Apache::lonnet::allowed('ccr',$1.'/'.$2)) {
  542: 			   $allowed=1;
  543: 			   $thisrole.='.'.$role_code;
  544: 		       }
  545: 		   }
  546:                    # Compute the background color based on $area
  547:                    $bgcol=$1.'_'.$2;
  548:                    $bgcol=~s/[^7-9a-e]//g;
  549:                    $bgcol=substr($bgcol.$bgcol.$bgcol.'ffffff',2,6);
  550:                    if ($area=~/^\/(\w+)\/(\d\w+)\/(\w+)/) {
  551:                        $carea.='<br />Section/Group: '.$3;
  552: 		       $sortkey.="\0$3";
  553:                    }
  554:                    $area=$carea;
  555:                } else {
  556: 		   $sortkey.="\0".$area;
  557:                    # Determine if current user is able to revoke privileges
  558:                    if ($area=~ /^\/(\w+)\//) {
  559:                        if ((&Apache::lonnet::allowed('c'.$role_code,$1)) ||
  560:                        (&Apache::lonnet::allowed('c'.$role_code,$ccdomain))) {
  561:                            $allowed=1;
  562:                        }
  563:                        if (((&Apache::lonnet::allowed('dro',$1))  ||
  564:                             (&Apache::lonnet::allowed('dro',$ccdomain))) &&
  565:                            ($role_code ne 'dc')) {
  566:                            $delallowed=1;
  567:                        }
  568:                    } else {
  569:                        if (&Apache::lonnet::allowed('c'.$role_code,'/')) {
  570:                            $allowed=1;
  571:                        }
  572:                    }
  573: 		   if ($role_code eq 'ca' || $role_code eq 'au') {
  574: 		       $class='Construction Space';
  575: 		   } elsif ($role_code eq 'su') {
  576: 		       $class='System';
  577: 		   } else {
  578: 		       $class='Domain';
  579: 		   }
  580:                }
  581:                if (($role_code eq 'ca') || ($role_code eq 'aa')) {
  582:                    $area=~/\/(\w+)\/(\w+)/;
  583: 		   if (&authorpriv($2,$1)) {
  584: 		       $allowed=1;
  585:                    } else {
  586:                        $allowed=0;
  587:                    }
  588:                }
  589: 	       $bgcol='77FF77';
  590:                my $row = '';
  591:                $row.='<tr bgcolor="#'.$bgcol.'"><td>';
  592:                my $active=1;
  593:                $active=0 if (($role_end_time) && ($now>$role_end_time));
  594:                if (($active) && ($allowed)) {
  595:                    $row.= '<input type="checkbox" name="rev:'.$thisrole.'">';
  596:                } else {
  597:                    if ($active) {
  598:                       $row.='&nbsp;';
  599: 		   } else {
  600:                       $row.=&mt('expired or revoked');
  601: 		   }
  602:                }
  603: 	       $row.='</td><td>';
  604:                if ($allowed && !$active) {
  605:                    $row.= '<input type="checkbox" name="ren:'.$thisrole.'">';
  606:                } else {
  607:                    $row.='&nbsp;';
  608:                }
  609: 	       $row.='</td><td>';
  610:                if ($delallowed) {
  611:                    $row.= '<input type="checkbox" name="del:'.$thisrole.'">';
  612:                } else {
  613:                    $row.='&nbsp;';
  614:                }
  615: 	       my $plaintext='';
  616: 	       unless ($croletitle) {
  617: 		   $plaintext=&Apache::lonnet::plaintext($role_code);
  618: 	       } else {
  619: 	           $plaintext=
  620: 		"Customrole '$croletitle' defined by $croleuname\@$croleudom";
  621: 	       }
  622:                $row.= '</td><td>'.$plaintext.
  623:                       '</td><td>'.$area.
  624:                       '</td><td>'.($role_start_time?localtime($role_start_time)
  625:                                                    : '&nbsp;' ).
  626:                       '</td><td>'.($role_end_time  ?localtime($role_end_time)
  627:                                                    : '&nbsp;' )
  628:                       ."</td></tr>\n";
  629: 	       $sortrole{$sortkey}=$envkey;
  630: 	       $roletext{$envkey}=$row;
  631: 	       $roleclass{$envkey}=$class;
  632:                $rolepriv{$envkey}=$allowed;
  633:                #$r->print($row);
  634:            } # end of foreach        (table building loop)
  635:            my $rolesdisplay = 0;
  636:            my %output = ();
  637: 	   foreach my $type ('Construction Space','Course','Domain','System','Unknown') {
  638: 	       $output{$type} = '';
  639: 	       foreach my $which (sort {uc($a) cmp uc($b)} (keys(%sortrole))) {
  640: 		   if ( ($roleclass{$sortrole{$which}} =~ /^\Q$type\E/ ) && ($rolepriv{$sortrole{$which}}) ) { 
  641: 		       $output{$type}.=$roletext{$sortrole{$which}};
  642: 		   }
  643: 	       }
  644: 	       unless($output{$type} eq '') {
  645: 		   $output{$type} = "<tr bgcolor='#BBffBB'>".
  646: 			     "<td align='center' colspan='7'>".&mt($type)."</td>".
  647:                               $output{$type};
  648:                    $rolesdisplay = 1;
  649: 	       }
  650: 	   }
  651:            if ($rolesdisplay == 1) {
  652:                $r->print(<<END);
  653: <hr />
  654: <h3>$lt{'rer'}</h3>
  655: <table>
  656: <tr><th>$lt{'rev'}</th><th>$lt{'ren'}</th><th>$lt{'del'}</th><th>$lt{'rol'}</th><th>$lt{'e
  657: xt'}</th><th>$lt{'sta'}</th><th>$lt{'end'}</th>
  658: END
  659:                foreach my $type ('Construction Space','Course','Domain','System','Unknown') {
  660:                    if ($output{$type}) {
  661:                        $r->print($output{$type}."\n");
  662:                    }
  663:                }
  664: 	       $r->print('</table>');
  665:            }
  666:         }  # End of unless
  667: 	my $currentauth=&Apache::lonnet::queryauthenticate($ccuname,$ccdomain);
  668: 	if ($currentauth=~/^krb(4|5):/) {
  669: 	    $currentauth=~/^krb(4|5):(.*)/;
  670: 	    my $krbdefdom=$2;
  671:             my %param = ( formname => 'document.cu',
  672:                           kerb_def_dom => $krbdefdom 
  673:                           );
  674:             $loginscript  = &Apache::loncommon::authform_header(%param);
  675: 	}
  676: 	# Check for a bad authentication type
  677:         unless ($currentauth=~/^krb(4|5):/ or
  678: 		$currentauth=~/^unix:/ or
  679: 		$currentauth=~/^internal:/ or
  680: 		$currentauth=~/^localauth:/
  681: 		) { # bad authentication scheme
  682: 	    if (&Apache::lonnet::allowed('mau',$env{'request.role.domain'})) {
  683:                 &initialize_authen_forms();
  684: 		my %lt=&Apache::lonlocal::texthash(
  685:                                'err'   => "ERROR",
  686: 			       'uuas'  => "This user has an unrecognized authentication scheme",
  687:                                'sldb'  => "Please specify login data below",
  688:                                'ld'    => "Login Data"
  689: 						   );
  690: 		$r->print(<<ENDBADAUTH);
  691: <hr />
  692: <script type="text/javascript" language="Javascript">
  693: $loginscript
  694: </script>
  695: <font color='#ff0000'>$lt{'err'}:</font>
  696: $lt{'uuas'} ($currentauth). $lt{'sldb'}.
  697: <h3>$lt{'ld'}</h3>
  698: <p>$generalrule</p>
  699: <p>$authformkrb</p>
  700: <p>$authformint</p>
  701: <p>$authformfsys</p>
  702: <p>$authformloc</p>
  703: ENDBADAUTH
  704:             } else { 
  705:                 # This user is not allowed to modify the users 
  706:                 # authentication scheme, so just notify them of the problem
  707: 		my %lt=&Apache::lonlocal::texthash(
  708:                                'err'   => "ERROR",
  709: 			       'uuas'  => "This user has an unrecognized authentication scheme",
  710:                                'adcs'  => "Please alert a domain coordinator of this situation"
  711: 						   );
  712: 		$r->print(<<ENDBADAUTH);
  713: <hr />
  714: <script type="text/javascript" language="Javascript">
  715: $loginscript
  716: </script>
  717: <font color="#ff0000"> $lt{'err'}: </font>
  718: $lt{'uuas'} ($currentauth). $lt{'adcs'}.
  719: <hr />
  720: ENDBADAUTH
  721:             }
  722:         } else { # Authentication type is valid
  723: 	    my $authformcurrent='';
  724: 	    my $authform_other='';
  725:             &initialize_authen_forms();
  726: 	    if ($currentauth=~/^krb(4|5):/) {
  727: 		$authformcurrent=$authformkrb;
  728: 		$authform_other="<p>$authformint</p>\n".
  729:                     "<p>$authformfsys</p><p>$authformloc</p>";
  730: 	    }
  731: 	    elsif ($currentauth=~/^internal:/) {
  732: 		$authformcurrent=$authformint;
  733: 		$authform_other="<p>$authformkrb</p>".
  734:                     "<p>$authformfsys</p><p>$authformloc</p>";
  735: 	    }
  736: 	    elsif ($currentauth=~/^unix:/) {
  737: 		$authformcurrent=$authformfsys;
  738: 		$authform_other="<p>$authformkrb</p>".
  739:                     "<p>$authformint</p><p>$authformloc;</p>";
  740: 	    }
  741: 	    elsif ($currentauth=~/^localauth:/) {
  742: 		$authformcurrent=$authformloc;
  743: 		$authform_other="<p>$authformkrb</p>".
  744:                     "<p>$authformint</p><p>$authformfsys</p>";
  745: 	    }
  746:             $authformcurrent.=' <i>(will override current values)</i><br />';
  747:             if (&Apache::lonnet::allowed('mau',$env{'request.role.domain'})) {
  748: 		# Current user has login modification privileges
  749: 		my %lt=&Apache::lonlocal::texthash(
  750:                                'ccld'  => "Change Current Login Data",
  751: 			       'enld'  => "Enter New Login Data"
  752: 						   );
  753: 		$r->print(<<ENDOTHERAUTHS);
  754: <hr />
  755: <script type="text/javascript" language="Javascript">
  756: $loginscript
  757: </script>
  758: <h3>$lt{'ccld'}</h3>
  759: <p>$generalrule</p>
  760: <p>$authformnop</p>
  761: <p>$authformcurrent</p>
  762: <h3>$lt{'enld'}</h3>
  763: $authform_other
  764: ENDOTHERAUTHS
  765:             }
  766:         }  ## End of "check for bad authentication type" logic
  767:     } ## End of new user/old user logic
  768:     $r->print('<hr /><h3>'.&mt('Add Roles').'</h3>');
  769: #
  770: # Co-Author
  771: # 
  772:     if (&authorpriv($env{'user.name'},$env{'request.role.domain'}) &&
  773:         ($env{'user.name'} ne $ccuname || $env{'user.domain'} ne $ccdomain)) {
  774:         # No sense in assigning co-author role to yourself
  775: 	my $cuname=$env{'user.name'};
  776:         my $cudom=$env{'request.role.domain'};
  777: 	   my %lt=&Apache::lonlocal::texthash(
  778: 		    'cs'   => "Construction Space",
  779:                     'act'  => "Activate",                    
  780:                     'rol'  => "Role",
  781:                     'ext'  => "Extent",
  782:                     'sta'  => "Start",
  783:                     'end'  => "End",
  784:                     'cau'  => "Co-Author",
  785:                     'caa'  => "Assistant Co-Author",
  786:                     'ssd'  => "Set Start Date",
  787:                     'sed'  => "Set End Date"
  788: 				       );
  789:        $r->print(<<ENDCOAUTH);
  790: <h4>$lt{'cs'}</h4>
  791: <table border=2><tr><th>$lt{'act'}</th><th>$lt{'rol'}</th><th>$lt{'ext'}</th>
  792: <th>$lt{'sta'}</th><th>$lt{'end'}</th></tr>
  793: <tr>
  794: <td><input type=checkbox name="act_$cudom\_$cuname\_ca" /></td>
  795: <td>$lt{'cau'}</td>
  796: <td>$cudom\_$cuname</td>
  797: <td><input type=hidden name="start_$cudom\_$cuname\_ca" value='' />
  798: <a href=
  799: "javascript:pjump('date_start','Start Date Co-Author',document.cu.start_$cudom\_$cuname\_ca.value,'start_$cudom\_$cuname\_ca','cu.pres','dateset')">$lt{'ssd'}</a></td>
  800: <td><input type=hidden name="end_$cudom\_$cuname\_ca" value='' />
  801: <a href=
  802: "javascript:pjump('date_end','End Date Co-Author',document.cu.end_$cudom\_$cuname\_ca.value,'end_$cudom\_$cuname\_ca','cu.pres','dateset')">$lt{'sed'}</a></td>
  803: </tr>
  804: <tr>
  805: <td><input type=checkbox name="act_$cudom\_$cuname\_aa" /></td>
  806: <td>$lt{'caa'}</td>
  807: <td>$cudom\_$cuname</td>
  808: <td><input type=hidden name="start_$cudom\_$cuname\_aa" value='' />
  809: <a href=
  810: "javascript:pjump('date_start','Start Date Assistant Co-Author',document.cu.start_$cudom\_$cuname\_aa.value,'start_$cudom\_$cuname\_aa','cu.pres','dateset')">$lt{'ssd'}</a></td>
  811: <td><input type=hidden name="end_$cudom\_$cuname\_aa" value='' />
  812: <a href=
  813: "javascript:pjump('date_end','End Date Assistant Co-Author',document.cu.end_$cudom\_$cuname\_aa.value,'end_$cudom\_$cuname\_aa','cu.pres','dateset')">$lt{'sed'}</a></td>
  814: </tr>
  815: </table>
  816: ENDCOAUTH
  817:     }
  818: #
  819: # Domain level
  820: #
  821:     my $num_domain_level = 0;
  822:     my $domaintext = 
  823:     '<h4>'.&mt('Domain Level').'</h4>'.
  824:     '<table border=2><tr><th>'.&mt('Activate').'</th><th>'.&mt('Role').'</th><th>'.&mt('Extent').'</th>'.
  825:     '<th>'.&mt('Start').'</th><th>'.&mt('End').'</th></tr>';
  826:     foreach ( sort( keys(%incdomains))) {
  827: 	my $thisdomain=$_;
  828:         foreach ('dc','li','dg','au','sc') {
  829:             if (&Apache::lonnet::allowed('c'.$_,$thisdomain)) {
  830:                my $plrole=&Apache::lonnet::plaintext($_);
  831: 	       my %lt=&Apache::lonlocal::texthash(
  832:                     'ssd'  => "Set Start Date",
  833:                     'sed'  => "Set End Date"
  834: 				       );
  835:                $num_domain_level ++;
  836:                $domaintext .= <<"ENDDROW";
  837: <tr>
  838: <td><input type=checkbox name="act_$thisdomain\_$_"></td>
  839: <td>$plrole</td>
  840: <td>$thisdomain</td>
  841: <td><input type=hidden name="start_$thisdomain\_$_" value=''>
  842: <a href=
  843: "javascript:pjump('date_start','Start Date $plrole',document.cu.start_$thisdomain\_$_.value,'start_$thisdomain\_$_','cu.pres','dateset')">$lt{'ssd'}</a></td>
  844: <td><input type=hidden name="end_$thisdomain\_$_" value=''>
  845: <a href=
  846: "javascript:pjump('date_end','End Date $plrole',document.cu.end_$thisdomain\_$_.value,'end_$thisdomain\_$_','cu.pres','dateset')">$lt{'sed'}</a></td>
  847: </tr>
  848: ENDDROW
  849:             }
  850:         } 
  851:     }
  852:     $domaintext.='</table>';
  853:     if ($num_domain_level > 0) {
  854:         $r->print($domaintext);
  855:     }
  856: #
  857: # Course level
  858: #
  859:     my $num_sections;
  860: 
  861:     if ($env{'request.role'} =~ m-^dc\./(\w+)/$-) {
  862:         $r->print(&course_level_dc($1));
  863:         $r->print('<hr /><input type="button" value="'.&mt('Modify User').'" onClick="setCourse()">'."\n");
  864:     } else {
  865:         $r->print(&course_level_table(%inccourses));
  866:         $r->print('<hr /><input type="button" value="'.&mt('Modify User').'" onClick="setSections()">'."\n");
  867:     }
  868:     $r->print("</form>".&Apache::loncommon::end_page());
  869: }
  870: 
  871: # ================================================================= Phase Three
  872: sub update_user_data {
  873:     my $r=shift;
  874:     my $uhome=&Apache::lonnet::homeserver($env{'form.ccuname'},
  875:                                           $env{'form.ccdomain'});
  876:     # Error messages
  877:     my $error     = '<font color="#ff0000">'.&mt('Error').':</font>';
  878:     my $end       = &Apache::loncommon::end_page();
  879: 
  880:     my $title;
  881:     if (exists($env{'form.makeuser'})) {
  882: 	$title='Set Privileges for New User';
  883:     } else {
  884:         $title='Modify User Privileges';
  885:     }
  886:     $r->print(&Apache::loncommon::start_page($title));
  887:     # Check Inputs
  888:     if (! $env{'form.ccuname'} ) {
  889: 	$r->print($error.&mt('No login name specified').'.'.$end);
  890: 	return;
  891:     }
  892:     if (  $env{'form.ccuname'}  =~/\W/) {
  893: 	$r->print($error.&mt('Invalid login name').'.  '.
  894: 		  &mt('Only letters, numbers, and underscores are valid').'.'.
  895: 		  $end);
  896: 	return;
  897:     }
  898:     if (! $env{'form.ccdomain'}       ) {
  899: 	$r->print($error.&mt('No domain specified').'.'.$end);
  900: 	return;
  901:     }
  902:     if (  $env{'form.ccdomain'} =~/\W/) {
  903: 	$r->print($error.&mt ('Invalid domain name').'.  '.
  904: 		  &mt('Only letters, numbers, and underscores are valid').'.'.
  905: 		  $end);
  906: 	return;
  907:     }
  908:     if (! exists($env{'form.makeuser'})) {
  909:         # Modifying an existing user, so check the validity of the name
  910:         if ($uhome eq 'no_host') {
  911:             $r->print($error.&mt('Unable to determine home server for ').
  912:                       $env{'form.ccuname'}.&mt(' in domain ').
  913:                       $env{'form.ccdomain'}.'.');
  914:             return;
  915:         }
  916:     }
  917:     # Determine authentication method and password for the user being modified
  918:     my $amode='';
  919:     my $genpwd='';
  920:     if ($env{'form.login'} eq 'krb') {
  921: 	$amode='krb';
  922: 	$amode.=$env{'form.krbver'};
  923: 	$genpwd=$env{'form.krbarg'};
  924:     } elsif ($env{'form.login'} eq 'int') {
  925: 	$amode='internal';
  926: 	$genpwd=$env{'form.intarg'};
  927:     } elsif ($env{'form.login'} eq 'fsys') {
  928: 	$amode='unix';
  929: 	$genpwd=$env{'form.fsysarg'};
  930:     } elsif ($env{'form.login'} eq 'loc') {
  931: 	$amode='localauth';
  932: 	$genpwd=$env{'form.locarg'};
  933: 	$genpwd=" " if (!$genpwd);
  934:     } elsif (($env{'form.login'} eq 'nochange') ||
  935:              ($env{'form.login'} eq ''        )) { 
  936:         # There is no need to tell the user we did not change what they
  937:         # did not ask us to change.
  938:         # If they are creating a new user but have not specified login
  939:         # information this will be caught below.
  940:     } else {
  941: 	    $r->print($error.&mt('Invalid login mode or password').$end);    
  942: 	    return;
  943:     }
  944:     if ($env{'form.makeuser'}) {
  945:         # Create a new user
  946: 	my %lt=&Apache::lonlocal::texthash(
  947:                     'cru'  => "Creating user",                    
  948:                     'id'   => "in domain"
  949: 					   );
  950: 	$r->print(<<ENDNEWUSERHEAD);
  951: <h3>$lt{'cru'} "$env{'form.ccuname'}" $lt{'id'} "$env{'form.ccdomain'}"</h3>
  952: ENDNEWUSERHEAD
  953:         # Check for the authentication mode and password
  954:         if (! $amode || ! $genpwd) {
  955: 	    $r->print($error.&mt('Invalid login mode or password').$end);    
  956: 	    return;
  957: 	}
  958:         # Determine desired host
  959:         my $desiredhost = $env{'form.hserver'};
  960:         if (lc($desiredhost) eq 'default') {
  961:             $desiredhost = undef;
  962:         } else {
  963:             my %home_servers = &Apache::loncommon::get_library_servers
  964:                 ($env{'form.ccdomain'});  
  965:             if (! exists($home_servers{$desiredhost})) {
  966:                 $r->print($error.&mt('Invalid home server specified'));
  967:                 return;
  968:             }
  969:         }
  970: 	# Call modifyuser
  971: 	my $result = &Apache::lonnet::modifyuser
  972: 	    ($env{'form.ccdomain'},$env{'form.ccuname'},$env{'form.cstid'},
  973:              $amode,$genpwd,$env{'form.cfirst'},
  974:              $env{'form.cmiddle'},$env{'form.clast'},$env{'form.cgen'},
  975:              undef,$desiredhost
  976: 	     );
  977: 	$r->print(&mt('Generating user').': '.$result);
  978:         my $home = &Apache::lonnet::homeserver($env{'form.ccuname'},
  979:                                                $env{'form.ccdomain'});
  980:         $r->print('<br />'.&mt('Home server').': '.$home.' '.
  981:                   $Apache::lonnet::libserv{$home});
  982:     } elsif (($env{'form.login'} ne 'nochange') &&
  983:              ($env{'form.login'} ne ''        )) {
  984: 	# Modify user privileges
  985:     my %lt=&Apache::lonlocal::texthash(
  986:                     'usr'  => "User",                    
  987:                     'id'   => "in domain"
  988: 				       );
  989: 	$r->print(<<ENDMODIFYUSERHEAD);
  990: <h2>$lt{'usr'} "$env{'form.ccuname'}" $lt{'id'} "$env{'form.ccdomain'}"</h2>
  991: ENDMODIFYUSERHEAD
  992:         if (! $amode || ! $genpwd) {
  993: 	    $r->print($error.'Invalid login mode or password'.$end);    
  994: 	    return;
  995: 	}
  996: 	# Only allow authentification modification if the person has authority
  997: 	if (&Apache::lonnet::allowed('mau',$env{'form.ccdomain'})) {
  998: 	    $r->print('Modifying authentication: '.
  999:                       &Apache::lonnet::modifyuserauth(
 1000: 		       $env{'form.ccdomain'},$env{'form.ccuname'},
 1001:                        $amode,$genpwd));
 1002:             $r->print('<br />'.&mt('Home server').': '.&Apache::lonnet::homeserver
 1003: 		  ($env{'form.ccuname'},$env{'form.ccdomain'}));
 1004: 	} else {
 1005: 	    # Okay, this is a non-fatal error.
 1006: 	    $r->print($error.&mt('You do not have the authority to modify this users authentification information').'.');    
 1007: 	}
 1008:     }
 1009:     ##
 1010:     if (! $env{'form.makeuser'} ) {
 1011:         # Check for need to change
 1012:         my %userenv = &Apache::lonnet::get
 1013:             ('environment',['firstname','middlename','lastname','generation'],
 1014:              $env{'form.ccdomain'},$env{'form.ccuname'});
 1015:         my ($tmp) = keys(%userenv);
 1016:         if ($tmp =~ /^(con_lost|error)/i) { 
 1017:             %userenv = ();
 1018:         }
 1019:         # Check to see if we need to change user information
 1020:         foreach ('firstname','middlename','lastname','generation') {
 1021:             # Strip leading and trailing whitespace
 1022:             $env{'form.c'.$_} =~ s/(\s+$|^\s+)//g; 
 1023:         }
 1024:         if (&Apache::lonnet::allowed('mau',$env{'form.ccdomain'}) && 
 1025:             ($env{'form.cfirstname'}  ne $userenv{'firstname'}  ||
 1026:              $env{'form.cmiddlename'} ne $userenv{'middlename'} ||
 1027:              $env{'form.clastname'}   ne $userenv{'lastname'}   ||
 1028:              $env{'form.cgeneration'} ne $userenv{'generation'} )) {
 1029:             # Make the change
 1030:             my %changeHash;
 1031:             $changeHash{'firstname'}  = $env{'form.cfirstname'};
 1032:             $changeHash{'middlename'} = $env{'form.cmiddlename'};
 1033:             $changeHash{'lastname'}   = $env{'form.clastname'};
 1034:             $changeHash{'generation'} = $env{'form.cgeneration'};
 1035:             my $putresult = &Apache::lonnet::put
 1036:                 ('environment',\%changeHash,
 1037:                  $env{'form.ccdomain'},$env{'form.ccuname'});
 1038:             if ($putresult eq 'ok') {
 1039:             # Tell the user we changed the name
 1040: 		my %lt=&Apache::lonlocal::texthash(
 1041:                              'uic'  => "User Information Changed",             
 1042:                              'frst' => "first",
 1043:                              'mddl' => "middle",
 1044:                              'lst'  => "last",
 1045: 			     'gen'  => "generation",
 1046:                              'prvs' => "Previous",
 1047:                              'chto' => "Changed To"
 1048: 						   );
 1049:                 $r->print(<<"END");
 1050: <table border="2">
 1051: <caption>$lt{'uic'}</caption>
 1052: <tr><th>&nbsp;</th>
 1053:     <th>$lt{'frst'}</th>
 1054:     <th>$lt{'mddl'}</th>
 1055:     <th>$lt{'lst'}</th>
 1056:     <th>$lt{'gen'}</th></tr>
 1057: <tr><td>$lt{'prvs'}</td>
 1058:     <td>$userenv{'firstname'}  </td>
 1059:     <td>$userenv{'middlename'} </td>
 1060:     <td>$userenv{'lastname'}   </td>
 1061:     <td>$userenv{'generation'} </td></tr>
 1062: <tr><td>$lt{'chto'}</td>
 1063:     <td>$env{'form.cfirstname'}  </td>
 1064:     <td>$env{'form.cmiddlename'} </td>
 1065:     <td>$env{'form.clastname'}   </td>
 1066:     <td>$env{'form.cgeneration'} </td></tr>
 1067: </table>
 1068: END
 1069:             } else { # error occurred
 1070:                 $r->print("<h2>".&mt('Unable to successfully change environment for')." ".
 1071:                       $env{'form.ccuname'}." ".&mt('in domain')." ".
 1072:                       $env{'form.ccdomain'}."</h2>");
 1073:             }
 1074:         }  else { # End of if ($env ... ) logic
 1075:             # They did not want to change the users name but we can
 1076:             # still tell them what the name is
 1077: 	    my %lt=&Apache::lonlocal::texthash(
 1078:                            'usr'  => "User",                    
 1079:                            'id'   => "in domain",
 1080:                            'gen'  => "Generation"
 1081: 					       );
 1082:                 $r->print(<<"END");
 1083: <h2>$lt{'usr'} "$env{'form.ccuname'}" $lt{'id'} "$env{'form.ccdomain'}"</h2>
 1084: <h4>$userenv{'firstname'} $userenv{'middlename'} $userenv{'lastname'} </h4>
 1085: <h4>$lt{'gen'}: $userenv{'generation'}</h4>
 1086: END
 1087:         }
 1088:     }
 1089:     ##
 1090:     my $now=time;
 1091:     $r->print('<h3>'.&mt('Modifying Roles').'</h3>');
 1092:     foreach (keys (%env)) {
 1093: 	next if (! $env{$_});
 1094: 	# Revoke roles
 1095: 	if ($_=~/^form\.rev/) {
 1096: 	    if ($_=~/^form\.rev\:([^\_]+)\_([^\_\.]+)$/) {
 1097: # Revoke standard role
 1098: 	        $r->print(&mt('Revoking').' '.$2.' in '.$1.': <b>'.
 1099:                      &Apache::lonnet::revokerole($env{'form.ccdomain'},
 1100:                      $env{'form.ccuname'},$1,$2).'</b><br />');
 1101: 		if ($2 eq 'st') {
 1102: 		    $1=~/^\/(\w+)\/(\w+)/;
 1103: 		    my $cid=$1.'_'.$2;
 1104: 		    $r->print(&mt('Drop from classlist').': <b>'.
 1105: 			 &Apache::lonnet::critical('put:'.
 1106:                              $env{'course.'.$cid.'.domain'}.':'.
 1107: 	                     $env{'course.'.$cid.'.num'}.':classlist:'.
 1108:                          &Apache::lonnet::escape($env{'form.ccuname'}.':'.
 1109:                              $env{'form.ccdomain'}).'='.
 1110:                          &Apache::lonnet::escape($now.':'),
 1111: 	                     $env{'course.'.$cid.'.home'}).'</b><br />');
 1112: 		}
 1113: 	    } 
 1114: 	    if ($_=~/^form\.rev\:([^\_]+)\_cr\.cr\/(\w+)\/(\w+)\/(\w+)$/) {
 1115: # Revoke custom role
 1116: 		$r->print(&mt('Revoking custom role').
 1117:                       ' '.$4.' by '.$3.'@'.$2.' in '.$1.': <b>'.
 1118:                       &Apache::lonnet::revokecustomrole($env{'form.ccdomain'},
 1119: 				  $env{'form.ccuname'},$1,$2,$3,$4).
 1120: 		'</b><br />');
 1121: 	    }
 1122: 	} elsif ($_=~/^form\.del/) {
 1123: 	    if ($_=~/^form\.del\:([^\_]+)\_([^\_]+)$/) {
 1124: 	        $r->print(&mt('Deleting').' '.$2.' in '.$1.': '.
 1125:                      &Apache::lonnet::assignrole($env{'form.ccdomain'},
 1126:                      $env{'form.ccuname'},$1,$2,$now,0,1).'<br />');
 1127: 		if ($2 eq 'st') {
 1128: 		    $1=~/^\/(\w+)\/(\w+)/;
 1129: 		    my $cid=$1.'_'.$2;
 1130: 		    $r->print(&mt('Drop from classlist').': <b>'.
 1131: 			 &Apache::lonnet::critical('put:'.
 1132:                              $env{'course.'.$cid.'.domain'}.':'.
 1133: 	                     $env{'course.'.$cid.'.num'}.':classlist:'.
 1134:                          &Apache::lonnet::escape($env{'form.ccuname'}.':'.
 1135:                              $env{'form.ccdomain'}).'='.
 1136:                          &Apache::lonnet::escape($now.':'),
 1137: 	                     $env{'course.'.$cid.'.home'}).'</b><br />');
 1138: 		}
 1139: 	    } 
 1140: 	} elsif ($_=~/^form\.ren/) {
 1141:             my $udom = $env{'form.ccdomain'};
 1142:             my $uname = $env{'form.ccuname'};
 1143: 	    if ($_=~/^form\.ren\:([^\_]+)\_([^\_]+)$/) {
 1144:                 my $url = $1;
 1145:                 my $role = $2;
 1146:                 my $logmsg;
 1147:                 my $output;
 1148:                 if ($role eq 'st') {
 1149:                     if ($url =~ m-^/(\w+)/(\w+)/?(\w*)$-) {
 1150:                         my $result = &commit_studentrole(\$logmsg,$udom,$uname,$url,$role,$now,0,$1,$2,$3);
 1151:                         if (($result =~ /^error/) || ($result eq 'not_in_class') || ($result eq 'unknown_course')) {
 1152:                             $output = "Error: $result\n";
 1153:                         } else {
 1154:                             $output = &mt('Assigning').' '.$role.' in '.$url.
 1155:                                       &mt('starting').' '.localtime($now).
 1156:                                       ': <br />'.$logmsg.'<br />'.
 1157:                                       &mt('Add to classlist').': <b>ok</b><br />';
 1158:                         }
 1159:                     }
 1160:                 } else {
 1161: 		    my $result=&Apache::lonnet::assignrole($env{'form.ccdomain'},
 1162:                                $env{'form.ccuname'},$url,$role,0,$now);
 1163: 		    $output = &mt('Re-Enabling [_1] in [_2]: [_3]',
 1164: 			      $role,$url,$result).'<br />';
 1165: 		}
 1166:                 $r->print($output);
 1167: 	    } 
 1168: 	} elsif ($_=~/^form\.act/) {
 1169:             my $udom = $env{'form.ccdomain'};
 1170:             my $uname = $env{'form.ccuname'};
 1171: 	    if ($_=~/^form\.act\_([^\_]+)\_([^\_]+)\_cr_cr_([^\_]+)_(\w+)_([^\_]+)$/) {
 1172:                 # Activate a custom role
 1173: 		my ($one,$two,$three,$four,$five)=($1,$2,$3,$4,$5);
 1174: 		my $url='/'.$one.'/'.$two;
 1175: 		my $full=$one.'_'.$two.'_cr_cr_'.$three.'_'.$four.'_'.$five;
 1176: 
 1177:                 my $start = ( $env{'form.start_'.$full} ?
 1178:                               $env{'form.start_'.$full} :
 1179:                               $now );
 1180:                 my $end   = ( $env{'form.end_'.$full} ?
 1181:                               $env{'form.end_'.$full} :
 1182:                               0 );
 1183:                                                                                      
 1184:                 # split multiple sections
 1185:                 my %sections = ();
 1186:                 my $num_sections = &build_roles($env{'form.sec_'.$full},\%sections,$5);
 1187:                 if ($num_sections == 0) {
 1188:                     $r->print(&commit_customrole($udom,$uname,$url,$three,$four,$five,$start,$end));
 1189:                 } else {
 1190:                     foreach (sort {$a cmp $b} keys %sections) {
 1191:                         my $securl = $url.'/'.$_;
 1192: 		        $r->print(&commit_customrole($udom,$uname,$securl,$three,$four,$five,$start,$end));
 1193:                     }
 1194:                 }
 1195: 	    } elsif ($_=~/^form\.act\_([^\_]+)\_(\w+)\_([^\_]+)$/) {
 1196: 		# Activate roles for sections with 3 id numbers
 1197: 		# set start, end times, and the url for the class
 1198: 		my ($one,$two,$three)=($1,$2,$3);
 1199: 		my $start = ( $env{'form.start_'.$one.'_'.$two.'_'.$three} ? 
 1200: 			      $env{'form.start_'.$one.'_'.$two.'_'.$three} : 
 1201: 			      $now );
 1202: 		my $end   = ( $env{'form.end_'.$one.'_'.$two.'_'.$three} ? 
 1203: 			      $env{'form.end_'.$one.'_'.$two.'_'.$three} :
 1204: 			      0 );
 1205: 		my $url='/'.$one.'/'.$two;
 1206:                 my $type = 'three';
 1207:                 # split multiple sections
 1208:                 my %sections = ();
 1209:                 my $num_sections = &build_roles($env{'form.sec_'.$one.'_'.$two.'_'.$three},\%sections,$three);
 1210:                 if ($num_sections == 0) {
 1211:                     $r->print(&commit_standardrole($udom,$uname,$url,$three,$start,$end,$one,$two,''));
 1212:                 } else {
 1213:                     my $emptysec = 0;
 1214:                     foreach my $sec (sort {$a cmp $b} keys %sections) {
 1215:                         $sec =~ s/\W//g;
 1216:                         if ($sec ne '') {  
 1217:                             my $securl = $url.'/'.$sec;
 1218:                             $r->print(&commit_standardrole($udom,$uname,$securl,$three,$start,$end,$one,$two,$sec));
 1219:                         } else {
 1220:                             $emptysec = 1;
 1221:                         }
 1222:                     }
 1223:                     if ($emptysec) {
 1224:                         $r->print(&commit_standardrole($udom,$uname,$url,$three,$start,$end,$one,$two,''));
 1225:                     }
 1226:                 } 
 1227: 	    } elsif ($_=~/^form\.act\_([^\_]+)\_([^\_]+)$/) {
 1228: 		# Activate roles for sections with two id numbers
 1229: 		# set start, end times, and the url for the class
 1230: 		my $start = ( $env{'form.start_'.$1.'_'.$2} ? 
 1231: 			      $env{'form.start_'.$1.'_'.$2} : 
 1232: 			      $now );
 1233: 		my $end   = ( $env{'form.end_'.$1.'_'.$2} ? 
 1234: 			      $env{'form.end_'.$1.'_'.$2} :
 1235: 			      0 );
 1236: 		my $url='/'.$1.'/';
 1237:                 # split multiple sections
 1238:                 my %sections = ();
 1239:                 my $num_sections = &build_roles($env{'form.sec_'.$1.'_'.$2},\%sections,$2);
 1240:                 if ($num_sections == 0) {
 1241:                     $r->print(&commit_standardrole($udom,$uname,$url,$2,$start,$end,$1,undef,''));
 1242:                 } else {
 1243:                     my $emptysec = 0;
 1244:                     foreach my $sec (sort {$a cmp $b} keys %sections) {
 1245:                         if ($sec ne '') {
 1246:                             my $securl = $url.'/'.$sec;
 1247:                             $r->print(&commit_standardrole($udom,$uname,$securl,$2,$start,$end,$1,undef,$sec));
 1248:                         } else {
 1249:                             $emptysec = 1;
 1250:                         }
 1251:                     }
 1252:                     if ($emptysec) {
 1253:                         $r->print(&commit_standardrole($udom,$uname,$url,$2,$start,$end,$1,undef,''));
 1254:                     }
 1255:                 }
 1256: 	    } else {
 1257: 		$r->print('<p>'.&mt('ERROR').': '.&mt('Unknown command').' <tt>'.$_.'</tt></p><br />');
 1258:             }
 1259: 	} 
 1260:     } # End of foreach (keys(%env))
 1261: # Flush the course logs so reverse user roles immediately updated
 1262:     &Apache::lonnet::flushcourselogs();
 1263:     $r->print('<p><a href="/adm/createuser">Create/Modify Another User</a></p>');
 1264:     $r->print(&Apache::loncommon::end_page());
 1265: }
 1266: 
 1267: sub commit_customrole {
 1268:     my ($udom,$uname,$url,$three,$four,$five,$start,$end) = @_;
 1269:     my $output = &mt('Assigning custom role').' "'.$five.'" by '.$four.'@'.$three.' in '.$url.
 1270:                          ($start?', '.&mt('starting').' '.localtime($start):'').
 1271:                          ($end?', ending '.localtime($end):'').': <b>'.
 1272:               &Apache::lonnet::assigncustomrole(
 1273:                  $udom,$uname,$url,$three,$four,$five,$end,$start).
 1274:                  '</b><br />';
 1275:     return $output;
 1276: }
 1277: 
 1278: sub commit_standardrole {
 1279:     my ($udom,$uname,$url,$three,$start,$end,$one,$two,$sec) = @_;
 1280:     my $output;
 1281:     my $logmsg;
 1282:     if ($three eq 'st') {
 1283:         my $result = &commit_studentrole(\$logmsg,$udom,$uname,$url,$three,$start,$end,$one,$two,$sec);
 1284:         if (($result =~ /^error/) || ($result eq 'not_in_class') || ($result eq 'unknown_course')) {
 1285:             $output = "Error: $result\n"; 
 1286:         } else {
 1287:             $output = &mt('Assigning').' '.$three.' in '.$url.
 1288:                ($start?', '.&mt('starting').' '.localtime($start):'').
 1289:                ($end?', '.&mt('ending').' '.localtime($end):'').
 1290:                ': <b>'.$result.'</b><br />'.
 1291:                &mt('Add to classlist').': <b>ok</b><br />';
 1292:         }
 1293:     } else {
 1294:         $output = &mt('Assigning').' '.$three.' in '.$url.
 1295:                ($start?', '.&mt('starting').' '.localtime($start):'').
 1296:                ($end?', '.&mt('ending').' '.localtime($end):'').': <b>'.
 1297:                &Apache::lonnet::assignrole(
 1298:                    $udom,$uname,$url,$three,$end,$start).
 1299:                    '</b><br />';
 1300:     }
 1301:     return $output;
 1302: }
 1303: 
 1304: sub commit_studentrole {
 1305:     my ($logmsg,$udom,$uname,$url,$three,$start,$end,$one,$two,$sec) = @_;
 1306:     my $linefeed =  '<br />'."\n";
 1307:     my $result;
 1308:     if (defined($one) && defined($two)) {
 1309:         my $cid=$one.'_'.$two;
 1310:         my $oldsec=&Apache::lonnet::getsection($udom,$uname,$cid);
 1311:         my $secchange = 0;
 1312:         my $expire_role_result;
 1313:         my $modify_section_result;
 1314:         unless ($oldsec eq '-1') {
 1315:             unless ($sec eq $oldsec) {
 1316:                 $secchange = 1;
 1317:                 my $uurl='/'.$cid;
 1318:                 $uurl=~s/\_/\//g;
 1319:                 if ($oldsec) {
 1320:                     $uurl.='/'.$oldsec;
 1321:                 }
 1322:                 $expire_role_result = &Apache::lonnet::assignrole($udom,$uname,$uurl,'st',time);
 1323:                 $result = $expire_role_result;
 1324:             }
 1325:         }
 1326:         if (($expire_role_result eq 'ok') || ($secchange == 0)) {
 1327:             $modify_section_result = &Apache::lonnet::modify_student_enrollment($udom,$uname,undef,undef,undef,undef,undef,$sec,$end,$start,'','',$cid);
 1328:             if ($modify_section_result =~ /^ok/) {
 1329:                 if ($secchange == 1) {
 1330:                     $$logmsg .= "Section for $uname switched from old section: $oldsec to new section: $sec".$linefeed;
 1331:                 } elsif ($oldsec eq '-1') {
 1332:                     $$logmsg .= "New student role for $uname in section $sec in course $cid".$linefeed;
 1333:                 } else {
 1334:                     $$logmsg .= "Student $uname assigned to unchanged section $sec in course $cid".$linefeed;
 1335:                 }
 1336:             } else {
 1337:                 $$logmsg .= "Error when attempting section change for $uname from old section $oldsec to new section: $sec in course $cid -error: $modify_section_result".$linefeed;
 1338:             }
 1339:             $result = $modify_section_result;
 1340:         } elsif ($secchange == 1) {
 1341:             $$logmsg .= "Error when attempting to expire role for $uname in old section $oldsec in course $cid -error: $expire_role_result".$linefeed;
 1342:         }
 1343:     } else {
 1344:         $$logmsg .= "Incomplete course id defined.  Addition of user $uname from domain $udom to course $one\_$two, section $sec not completed.$linefeed";
 1345:         $result = "Error: incomplete course id\n";
 1346:     }
 1347:     return $result;
 1348: }
 1349: 
 1350: sub build_roles {
 1351:     my ($sectionstr,$sections,$role) = @_;
 1352:     my $num_sections = 0;
 1353:     if ($sectionstr=~ /,/) {
 1354:         my @secnums = split/,/,$sectionstr;
 1355:         if ($role eq 'st') {
 1356:             $secnums[0] =~ s/\W//g;
 1357:             $$sections{$secnums[0]} = 1;
 1358:             $num_sections = 1;
 1359:         } else {
 1360:             foreach my $sec (@secnums) {
 1361:                 $sec =~ ~s/\W//g;
 1362:                 unless ($sec eq "") {
 1363:                     if (exists($$sections{$sec})) {
 1364:                         $$sections{$sec} ++;
 1365:                     } else {
 1366:                         $$sections{$sec} = 1;
 1367:                         $num_sections ++;
 1368:                     }
 1369:                 }
 1370:             }
 1371:         }
 1372:     } else {
 1373:         $sectionstr=~s/\W//g;
 1374:         unless ($sectionstr eq '') {
 1375:             $$sections{$sectionstr} = 1;
 1376:             $num_sections ++;
 1377:         }
 1378:     }
 1379:                                                                                      
 1380:     return $num_sections;
 1381: }
 1382: 
 1383: # ========================================================== Custom Role Editor
 1384: 
 1385: sub custom_role_editor {
 1386:     my $r=shift;
 1387:     my $rolename=$env{'form.rolename'};
 1388: 
 1389:     if ($rolename eq 'make new role') {
 1390: 	$rolename=$env{'form.newrolename'};
 1391:     }
 1392: 
 1393:     $rolename=~s/[^A-Za-z0-9]//gs;
 1394: 
 1395:     unless ($rolename) {
 1396: 	&print_username_entry_form($r);
 1397:         return;
 1398:     }
 1399: 
 1400:     $r->print(&Apache::loncommon::start_page('Custom Role Editor'));
 1401:     my $syspriv='';
 1402:     my $dompriv='';
 1403:     my $coursepriv='';
 1404:     my ($rdummy,$roledef)=
 1405: 			 &Apache::lonnet::get('roles',["rolesdef_$rolename"]);
 1406: # ------------------------------------------------------- Does this role exist?
 1407:     $r->print('<h2>');
 1408:     if (($rdummy ne 'con_lost') && ($roledef ne '')) {
 1409: 	$r->print(&mt('Existing Role').' "');
 1410: # ------------------------------------------------- Get current role privileges
 1411: 	($syspriv,$dompriv,$coursepriv)=split(/\_/,$roledef);
 1412:     } else {
 1413: 	$r->print(&mt('New Role').' "');
 1414: 	$roledef='';
 1415:     }
 1416:     $r->print($rolename.'"</h2>');
 1417: # ------------------------------------------------------- What can be assigned?
 1418:     my %full=();
 1419:     my %courselevel=();
 1420:     my %courselevelcurrent=();
 1421:     foreach (split(/\:/,$Apache::lonnet::pr{'cr:c'})) {
 1422: 	my ($priv,$restrict)=split(/\&/,$_);
 1423:         unless ($restrict) { $restrict='F'; }
 1424:         $courselevel{$priv}=$restrict;
 1425:         if ($coursepriv=~/\:$priv/) {
 1426: 	    $courselevelcurrent{$priv}=1;
 1427: 	}
 1428: 	$full{$priv}=1;
 1429:     }
 1430:     my %domainlevel=();
 1431:     my %domainlevelcurrent=();
 1432:     foreach (split(/\:/,$Apache::lonnet::pr{'cr:d'})) {
 1433: 	my ($priv,$restrict)=split(/\&/,$_);
 1434:         unless ($restrict) { $restrict='F'; }
 1435:         $domainlevel{$priv}=$restrict;
 1436:         if ($dompriv=~/\:$priv/) {
 1437: 	    $domainlevelcurrent{$priv}=1;
 1438: 	}
 1439: 	$full{$priv}=1;
 1440:     }
 1441:     my %systemlevel=();
 1442:     my %systemlevelcurrent=();
 1443:     foreach (split(/\:/,$Apache::lonnet::pr{'cr:s'})) {
 1444: 	my ($priv,$restrict)=split(/\&/,$_);
 1445:         unless ($restrict) { $restrict='F'; }
 1446:         $systemlevel{$priv}=$restrict;
 1447:         if ($syspriv=~/\:$priv/) {
 1448: 	    $systemlevelcurrent{$priv}=1;
 1449: 	}
 1450: 	$full{$priv}=1;
 1451:     }
 1452:     my %lt=&Apache::lonlocal::texthash(
 1453: 		    'prv'  => "Privilege",
 1454: 		    'crl'  => "Course Level",
 1455:                     'dml'  => "Domain Level",
 1456:                     'ssl'  => "System Level"
 1457: 				       );
 1458:     $r->print(<<ENDCCF);
 1459: <form method="post">
 1460: <input type="hidden" name="phase" value="set_custom_roles" />
 1461: <input type="hidden" name="rolename" value="$rolename" />
 1462: <table border="2">
 1463: <tr><th>$lt{'prv'}</th><th>$lt{'crl'}</th><th>$lt{'dml'}</th>
 1464: <th>$lt{'ssl'}</th></tr>
 1465: ENDCCF
 1466:     foreach (sort keys %full) {
 1467: 	$r->print('<tr><td>'.&Apache::lonnet::plaintext($_).'</td><td>'.
 1468:     ($courselevel{$_}?'<input type="checkbox" name="'.$_.':c" '.
 1469:     ($courselevelcurrent{$_}?'checked="1"':'').' />':'&nbsp;').
 1470:     '</td><td>'.
 1471:     ($domainlevel{$_}?'<input type="checkbox" name="'.$_.':d" '.
 1472:     ($domainlevelcurrent{$_}?'checked="1"':'').' />':'&nbsp;').
 1473:     '</td><td>'.
 1474:     ($systemlevel{$_}?'<input type="checkbox" name="'.$_.':s" '.
 1475:     ($systemlevelcurrent{$_}?'checked="1"':'').' />':'&nbsp;').
 1476:     '</td></tr>');
 1477:     }
 1478:     $r->print(
 1479:    '<table><input type="submit" value="'.&mt('Define Role').'" /></form>'.
 1480: 	      &Apache::loncommon::end_page());
 1481: }
 1482: 
 1483: # ---------------------------------------------------------- Call to definerole
 1484: sub set_custom_role {
 1485:     my ($r) = @_;
 1486: 
 1487:     my $rolename=$env{'form.rolename'};
 1488: 
 1489:     $rolename=~s/[^A-Za-z0-9]//gs;
 1490: 
 1491:     unless ($rolename) {
 1492: 	&print_username_entry_form($r);
 1493:         return;
 1494:     }
 1495: 
 1496:     $r->print(&Apache::loncommon::start_page('Save Custom Role').'<h2>');
 1497:     my ($rdummy,$roledef)=
 1498: 	&Apache::lonnet::get('roles',["rolesdef_$rolename"]);
 1499: 
 1500: # ------------------------------------------------------- Does this role exist?
 1501:     if (($rdummy ne 'con_lost') && ($roledef ne '')) {
 1502: 	$r->print(&mt('Existing Role').' "');
 1503:     } else {
 1504: 	$r->print(&mt('New Role').' "');
 1505: 	$roledef='';
 1506:     }
 1507:     $r->print($rolename.'"</h2>');
 1508: # ------------------------------------------------------- What can be assigned?
 1509:     my $sysrole='';
 1510:     my $domrole='';
 1511:     my $courole='';
 1512: 
 1513:     foreach (split(/\:/,$Apache::lonnet::pr{'cr:c'})) {
 1514: 	my ($priv,$restrict)=split(/\&/,$_);
 1515:         unless ($restrict) { $restrict=''; }
 1516:         if ($env{'form.'.$priv.':c'}) {
 1517: 	    $courole.=':'.$_;
 1518: 	}
 1519:     }
 1520: 
 1521:     foreach (split(/\:/,$Apache::lonnet::pr{'cr:d'})) {
 1522: 	my ($priv,$restrict)=split(/\&/,$_);
 1523:         unless ($restrict) { $restrict=''; }
 1524:         if ($env{'form.'.$priv.':d'}) {
 1525: 	    $domrole.=':'.$_;
 1526: 	}
 1527:     }
 1528: 
 1529:     foreach (split(/\:/,$Apache::lonnet::pr{'cr:s'})) {
 1530: 	my ($priv,$restrict)=split(/\&/,$_);
 1531:         unless ($restrict) { $restrict=''; }
 1532:         if ($env{'form.'.$priv.':s'}) {
 1533: 	    $sysrole.=':'.$_;
 1534: 	}
 1535:     }
 1536:     $r->print('<br />Defining Role: '.
 1537: 	   &Apache::lonnet::definerole($rolename,$sysrole,$domrole,$courole));
 1538:     if ($env{'request.course.id'}) {
 1539:         my $url='/'.$env{'request.course.id'};
 1540:         $url=~s/\_/\//g;
 1541: 	$r->print('<br />'.&mt('Assigning Role to Self').': '.
 1542: 	      &Apache::lonnet::assigncustomrole($env{'user.domain'},
 1543: 						$env{'user.name'},
 1544: 						$url,
 1545: 						$env{'user.domain'},
 1546: 						$env{'user.name'},
 1547: 						$rolename));
 1548:     }
 1549:     $r->print('<p><a href="/adm/createuser">Create another role, or Create/Modify a user.</a></p>');
 1550:     $r->print(&Apache::loncommon::end_page());
 1551: }
 1552: 
 1553: # ================================================================ Main Handler
 1554: sub handler {
 1555:     my $r = shift;
 1556: 
 1557:     if ($r->header_only) {
 1558:        &Apache::loncommon::content_type($r,'text/html');
 1559:        $r->send_http_header;
 1560:        return OK;
 1561:     }
 1562: 
 1563:     if ((&Apache::lonnet::allowed('cta',$env{'request.course.id'})) ||
 1564:         (&Apache::lonnet::allowed('cin',$env{'request.course.id'})) || 
 1565:         (&Apache::lonnet::allowed('ccr',$env{'request.course.id'})) || 
 1566:         (&Apache::lonnet::allowed('cep',$env{'request.course.id'})) ||
 1567: 	(&authorpriv($env{'user.name'},$env{'request.role.domain'})) ||
 1568:         (&Apache::lonnet::allowed('mau',$env{'request.role.domain'}))) {
 1569:        &Apache::loncommon::content_type($r,'text/html');
 1570:        $r->send_http_header;
 1571:        unless ($env{'form.phase'}) {
 1572: 	   &print_username_entry_form($r);
 1573:        }
 1574:        if ($env{'form.phase'} eq 'get_user_info') {
 1575:            &print_user_modification_page($r);
 1576:        } elsif ($env{'form.phase'} eq 'update_user_data') {
 1577:            &update_user_data($r);
 1578:        } elsif ($env{'form.phase'} eq 'selected_custom_edit') {
 1579:            &custom_role_editor($r);
 1580:        } elsif ($env{'form.phase'} eq 'set_custom_roles') {
 1581: 	   &set_custom_role($r);
 1582:        }
 1583:    } else {
 1584:       $env{'user.error.msg'}=
 1585:         "/adm/createuser:mau:0:0:Cannot modify user data";
 1586:       return HTTP_NOT_ACCEPTABLE; 
 1587:    }
 1588:    return OK;
 1589: } 
 1590: 
 1591: #-------------------------------------------------- functions for &phase_two
 1592: sub course_level_table {
 1593:     my (%inccourses) = @_;
 1594:     my $table = '';
 1595: # Custom Roles?
 1596: 
 1597:     my %customroles=&my_custom_roles();
 1598:     my %lt=&Apache::lonlocal::texthash(
 1599:             'exs'  => "Existing sections",
 1600:             'new'  => "Define new section",
 1601:             'ssd'  => "Set Start Date",
 1602:             'sed'  => "Set End Date",
 1603:             'crl'  => "Course Level",
 1604:             'act'  => "Activate",
 1605:             'rol'  => "Role",
 1606:             'ext'  => "Extent",
 1607:             'grs'  => "Group/Section",
 1608:             'sta'  => "Start",
 1609:             'end'  => "End"
 1610:     );
 1611: 
 1612:     foreach (sort( keys(%inccourses))) {
 1613: 	my $thiscourse=$_;
 1614: 	my $protectedcourse=$_;
 1615: 	$thiscourse=~s:_:/:g;
 1616: 	my %coursedata=&Apache::lonnet::coursedescription($thiscourse);
 1617: 	my $area=$coursedata{'description'};
 1618: 	if (!defined($area)) { $area=&mt('Unavailable course').': '.$_; }
 1619: 	my $bgcol=$thiscourse;
 1620: 	$bgcol=~s/[^7-9a-e]//g;
 1621: 	$bgcol=substr($bgcol.$bgcol.$bgcol.'ffffff',2,6);
 1622: 	my ($domain,$cnum)=split(/\//,$thiscourse);
 1623:         my %sections_count = ();
 1624:         my $num_sections = 0;
 1625:         if (defined($env{'request.course.id'})) {
 1626:             if ($env{'request.course.id'} eq $domain.'_'.$cnum) {
 1627:                 $num_sections = &Apache::loncommon::get_sections($domain,$cnum,\%sections_count);
 1628:             }
 1629:         }
 1630: 	foreach  ('st','ta','ep','ad','in','cc') {
 1631: 	    if (&Apache::lonnet::allowed('c'.$_,$thiscourse)) {
 1632: 		my $plrole=&Apache::lonnet::plaintext($_);
 1633: 		$table .= <<ENDEXTENT;
 1634: <tr bgcolor="#$bgcol">
 1635: <td><input type="checkbox" name="act_$protectedcourse\_$_"></td>
 1636: <td>$plrole</td>
 1637: <td>$area<br />Domain: $domain</td>
 1638: ENDEXTENT
 1639: 	        if ($_ ne 'cc') {
 1640:                     if ($num_sections > 0) {
 1641:                         my $currsec = &course_sections($num_sections,\%sections_count,$protectedcourse.'_'.$_);
 1642:                         $table .= 
 1643:                     '<td><table border="0" cellspacing="0" cellpadding="0">'.
 1644:                      '<tr><td valign="top">'.$lt{'exs'}.'<br />'.
 1645:                         $currsec.'</td>'.
 1646:                      '<td>&nbsp;&nbsp;</td>'.
 1647:                      '<td valign="top">&nbsp;'.$lt{'new'}.'<br />'.
 1648:                      '<input type="text" name="newsec_'.$protectedcourse.'_'.$_.'" value="" /></td>'.
 1649:                      '<input type="hidden" '.
 1650:                      'name="sec_'.$protectedcourse.'_'.$_.'"></td>'.
 1651:                      '</tr></table></td>';
 1652:                     } else {
 1653:                         $table .= '<td><input type="text" size="10" '.
 1654:                      'name="sec_'.$protectedcourse.'_'.$_.'"></td>';
 1655:                     }
 1656:                 } else { 
 1657: 		    $table .= '<td>&nbsp</td>';
 1658:                 }
 1659: 		$table .= <<ENDTIMEENTRY;
 1660: <td><input type=hidden name="start_$protectedcourse\_$_" value=''>
 1661: <a href=
 1662: "javascript:pjump('date_start','Start Date $plrole',document.cu.start_$protectedcourse\_$_.value,'start_$protectedcourse\_$_','cu.pres','dateset')">$lt{'ssd'}</a></td>
 1663: <td><input type=hidden name="end_$protectedcourse\_$_" value=''>
 1664: <a href=
 1665: "javascript:pjump('date_end','End Date $plrole',document.cu.end_$protectedcourse\_$_.value,'end_$protectedcourse\_$_','cu.pres','dateset')">$lt{'sed'}</a></td>
 1666: ENDTIMEENTRY
 1667:                 $table.= "</tr>\n";
 1668:             }
 1669:         }
 1670:         foreach (sort keys %customroles) {
 1671: 	    if (&Apache::lonnet::allowed('ccr',$thiscourse)) {
 1672: 		my $plrole=$_;
 1673:                 my $customrole=$protectedcourse.'_cr_cr_'.$env{'user.domain'}.
 1674: 		    '_'.$env{'user.name'}.'_'.$plrole;
 1675: 		$table .= <<END;
 1676: <tr bgcolor="#$bgcol">
 1677: <td><input type="checkbox" name="act_$customrole"></td>
 1678: <td>$plrole</td>
 1679: <td>$area</td>
 1680: END
 1681:                 if ($num_sections > 0) {
 1682:                     my $currsec = &course_sections($num_sections,\%sections_count,$customrole);
 1683:                     $table.=
 1684:                    '<td><table border="0" cellspacing="0" cellpadding="0">'.
 1685:                    '<tr><td valign="top">'.$lt{'exs'}.'<br />'.
 1686:                      $currsec.'</td>'.
 1687:                    '<td>&nbsp;&nbsp;</td>'.
 1688:                    '<td valign="top">&nbsp;'.$lt{'new'}.'<br />'.
 1689:                    '<input type="text" name="newsec_'.$customrole.'" value="" /></td>'.
 1690:                    '<input type="hidden" '.
 1691:                    'name="sec_'.$customrole.'"></td>'.
 1692:                    '</tr></table></td>';
 1693:                 } else {
 1694:                     $table .= '<td><input type="text" size="10" '.
 1695:                      'name="sec_'.$customrole.'"></td>';
 1696:                 }
 1697:                 $table .= <<ENDENTRY;
 1698: <td><input type=hidden name="start_$customrole" value=''>
 1699: <a href=
 1700: "javascript:pjump('date_start','Start Date $plrole',document.cu.start_$customrole.value,'start_$customrole','cu.pres','dateset')">$lt{'ssd'}</a></td>
 1701: <td><input type=hidden name="end_$customrole" value=''>
 1702: <a href=
 1703: "javascript:pjump('date_end','End Date $plrole',document.cu.end_$customrole.value,'end_$customrole','cu.pres','dateset')">$lt{'sed'}</a></td></tr>
 1704: ENDENTRY
 1705:            }
 1706: 	}
 1707:     }
 1708:     return '' if ($table eq ''); # return nothing if there is nothing 
 1709:                                  # in the table
 1710:     my $result = <<ENDTABLE;
 1711: <h4>$lt{'crl'}</h4>
 1712: <table border=2><tr><th>$lt{'act'}</th><th>$lt{'rol'}</th><th>$lt{'ext'}</th>
 1713: <th>$lt{'grs'}</th><th>$lt{'sta'}</th><th>$lt{'end'}</th></tr>
 1714: $table
 1715: </table>
 1716: ENDTABLE
 1717:     return $result;
 1718: }
 1719: 
 1720: sub course_sections {
 1721:     my ($num_sections,$sections_count,$role) = @_;
 1722:     my $output = '';
 1723:     my @sections = (sort {$a <=> $b} keys %{$sections_count});
 1724:     if ($num_sections == 1) {
 1725:         $output = '<select name="currsec_'.$role.'" >'."\n".
 1726:                   '  <option value="">Select</option>'."\n".
 1727:                   '  <option value="">No section</option>'."\n".
 1728:                   '  <option value="'.$sections[0].'" >'.$sections[0].'</option>'."\n";
 1729:     } else {
 1730:         $output = '<select name="currsec_'.$role.'" ';
 1731:         my $multiple = 4;
 1732:         if ($num_sections <4) { $multiple = $num_sections; }
 1733:         $output .= '"multiple" size="'.$multiple.'">'."\n";
 1734:         foreach (@sections) {
 1735:             $output .= '<option value="'.$_.'">'.$_."</option>\n";
 1736:         }
 1737:     }
 1738:     $output .= '</select>'; 
 1739:     return $output;
 1740: }
 1741: 
 1742: sub course_level_dc {
 1743:     my ($dcdom) = @_;
 1744:     my %customroles=&my_custom_roles();
 1745:     my $hiddenitems = '<input type="hidden" name="dcdomain" value="'.$dcdom.'" />'.
 1746:                       '<input type="hidden" name="origdom" value="'.$dcdom.'" />'.
 1747:                       '<input type="hidden" name="dccourse" value="" />';
 1748:     my $courseform='<b>'.&Apache::loncommon::selectcourse_link
 1749:                      ('cu','dccourse','dcdomain','coursedesc').'</b>';
 1750:                                                                                       
 1751:     my $cb_jscript = &Apache::loncommon::coursebrowser_javascript($dcdom,$dcdom);
 1752:     my %lt=&Apache::lonlocal::texthash(
 1753:                     'crl'  => "Course Level",
 1754:                     'crt'  => "Course Title",
 1755:                     'rol'  => "Role",
 1756:                     'grs'  => "Group/Section",
 1757:                     'exs'  => "Existing sections",
 1758:                     'new'  => "Define new section", 
 1759:                     'sta'  => "Start",
 1760:                     'end'  => "End",
 1761:                     'ssd'  => "Set Start Date",
 1762:                     'sed'  => "Set End Date"
 1763:                   );
 1764:     my $header = '<h4>'.$lt{'crl'}.'</h4>'.
 1765:                  '<table border="2"><tr><th>'.$courseform.'</th><th>'.$lt{'rol'}.'</th><th>'.$lt{'grs'}.'</th><th>'.$lt{'sta'}.'</th><th>'.$lt{'end'}.'</th></tr>';
 1766:     my $otheritems = '<tr><td><input type="text" name="coursedesc" value="" onFocus="this.blur();opencrsbrowser('."'".'cu'."'".','."'".'dccourse'."'".','."'".'dcdomain'."'".','."'".'coursedesc'."',''".')" /></td>'.
 1767:                      '<td><select name="role">'."\n";
 1768:     foreach  ('st','ta','ep','ad','in','cc') {
 1769:         my $plrole=&Apache::lonnet::plaintext($_);
 1770:         $otheritems .= '  <option value="'.$_.'">'.$plrole;
 1771:     }
 1772:     if ( keys %customroles > 0) {
 1773:         foreach (sort keys %customroles) {
 1774:             my $custrole='cr_cr_'.$env{'user.domain'}.
 1775:                     '_'.$env{'user.name'}.'_'.$_;
 1776:             $otheritems .= '  <option value="'.$custrole.'">'.$_;
 1777:         }
 1778:     }
 1779:     $otheritems .= '</select></td><td>'.
 1780:                      '<table border="0" cellspacing="0" cellpadding="0">'.
 1781:                      '<tr><td valign="top"><b>'.$lt{'exs'}.'</b><br /><select name="currsec">'.
 1782:                      ' <option value=""><--'.&mt('Pick course first').'</select></td>'.
 1783:                      '<td>&nbsp;&nbsp;</td>'.
 1784:                      '<td valign="top">&nbsp;<b>'.$lt{'new'}.'</b><br />'.
 1785:                      '<input type="text" name="newsec" value="" /></td>'.
 1786:                      '</tr></table></td>';
 1787:     $otheritems .= <<ENDTIMEENTRY;
 1788: <td><input type=hidden name="start" value=''>
 1789: <a href=
 1790: "javascript:pjump('date_start','Start Date',document.cu.start.value,'start','cu.pres','dateset')">$lt{'ssd'}</a></td>
 1791: <td><input type=hidden name="end" value=''>
 1792: <a href=
 1793: "javascript:pjump('date_end','End Date',document.cu.end.value,'end','cu.pres','dateset')">$lt{'sed'}</a></td>
 1794: ENDTIMEENTRY
 1795:     $otheritems .= "</tr></table>\n";
 1796:     return $cb_jscript.$header.$hiddenitems.$otheritems;
 1797: }
 1798: 
 1799: #---------------------------------------------- end functions for &phase_two
 1800: 
 1801: #--------------------------------- functions for &phase_two and &phase_three
 1802: 
 1803: #--------------------------end of functions for &phase_two and &phase_three
 1804: 
 1805: 1;
 1806: __END__
 1807: 
 1808: 

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