File:  [LON-CAPA] / loncom / interface / loncreateuser.pm
Revision 1.146: download - view: text, annotated - select for diffs
Sat Mar 3 01:33:21 2007 UTC (17 years, 4 months ago) by albertel
Branches: MAIN
CVS tags: HEAD
- reduce usage of libserv and host dom,
- mode the domain fetching routines to lonnet

    1: # The LearningOnline Network with CAPA
    2: # Create a user
    3: #
    4: # $Id: loncreateuser.pm,v 1.146 2007/03/03 01:33:21 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: use Apache::longroup;
   68: use lib '/home/httpd/lib/perl/';
   69: use LONCAPA qw(:DEFAULT :match);
   70: 
   71: my $loginscript; # piece of javascript used in two separate instances
   72: my $generalrule;
   73: my $authformnop;
   74: my $authformkrb;
   75: my $authformint;
   76: my $authformfsys;
   77: my $authformloc;
   78: 
   79: sub initialize_authen_forms {
   80:     my ($krbdefdom)=( $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/);
   81:     $krbdefdom= uc($krbdefdom);
   82:     my %param = ( formname => 'document.cu',
   83:                   kerb_def_dom => $krbdefdom 
   84:                   );
   85: # no longer static due to configurable kerberos defaults
   86: #    $loginscript  = &Apache::loncommon::authform_header(%param);
   87:     $generalrule  = &Apache::loncommon::authform_authorwarning(%param);
   88:     $authformnop  = &Apache::loncommon::authform_nochange(%param);
   89: # no longer static due to configurable kerberos defaults
   90: #    $authformkrb  = &Apache::loncommon::authform_kerberos(%param);
   91:     $authformint  = &Apache::loncommon::authform_internal(%param);
   92:     $authformfsys = &Apache::loncommon::authform_filesystem(%param);
   93:     $authformloc  = &Apache::loncommon::authform_local(%param);
   94: }
   95: 
   96: 
   97: # ======================================================= Existing Custom Roles
   98: 
   99: sub my_custom_roles {
  100:     my %returnhash=();
  101:     my %rolehash=&Apache::lonnet::dump('roles');
  102:     foreach my $key (keys %rolehash) {
  103: 	if ($key=~/^rolesdef\_(\w+)$/) {
  104: 	    $returnhash{$1}=$1;
  105: 	}
  106:     }
  107:     return %returnhash;
  108: }
  109: 
  110: # ==================================================== Figure out author access
  111: 
  112: sub authorpriv {
  113:     my ($auname,$audom)=@_;
  114:     unless ((&Apache::lonnet::allowed('cca',$audom.'/'.$auname))
  115:          || (&Apache::lonnet::allowed('caa',$audom.'/'.$auname))) { return ''; }
  116:     return 1;
  117: }
  118: 
  119: # ====================================================
  120: 
  121: sub portfolio_quota {
  122:     my ($ccuname,$ccdomain) = @_;
  123:     my %lt = &Apache::lonlocal::texthash(
  124:                    'disk' => "Disk space allocated to user's portfolio files",
  125:     );
  126:     my $output = '<h3>'.$lt{'disk'}.'</h3>'.
  127:                  '<input type="text" name="portfolioquota" size ="5" value="'.
  128:                  &Apache::loncommon::get_user_quota($ccuname,$ccdomain).
  129:                  '" />&nbsp;Mb';
  130:     return $output;
  131: }
  132: 
  133: # =================================================================== Phase one
  134: 
  135: sub print_username_entry_form {
  136:     my ($r) = @_;
  137:     my $defdom=$env{'request.role.domain'};
  138:     my $domform = &Apache::loncommon::select_dom_form($defdom,'ccdomain');
  139:     my $selscript=&Apache::loncommon::studentbrowser_javascript();
  140:     my $start_page =
  141: 	&Apache::loncommon::start_page('Create Users, Change User Privileges',
  142: 				       $selscript);
  143: 
  144:     my $sellink=&Apache::loncommon::selectstudent_link
  145:                                         ('crtuser','ccuname','ccdomain');
  146:     my %existingroles=&my_custom_roles();
  147:     my $choice=&Apache::loncommon::select_form('make new role','rolename',
  148: 		('make new role' => 'Generate new role ...',%existingroles));
  149:     my %lt=&Apache::lonlocal::texthash(
  150: 		    'siur'   => "Set Individual User Roles",
  151: 		    'usr'  => "Username",
  152:                     'dom'  => "Domain",
  153:                     'usrr' => "User Roles",
  154:                     'ecrp' => "Edit Custom Role Privileges",
  155:                     'nr'   => "Name of Role",
  156:                     'cre'  => "Custom Role Editor"
  157: 				       );
  158:     my $help = &Apache::loncommon::help_open_menu(undef,undef,282,'Instructor Interface');
  159:     my $helpsiur=&Apache::loncommon::help_open_topic('Course_Change_Privileges');
  160:     my $helpecpr=&Apache::loncommon::help_open_topic('Course_Editing_Custom_Roles');
  161:     $r->print(<<"ENDDOCUMENT");
  162: $start_page
  163: <form action="/adm/createuser" method="post" name="crtuser">
  164: <input type="hidden" name="phase" value="get_user_info">
  165: <h2>$lt{siur}$helpsiur</h2>
  166: <table>
  167: <tr><td>$lt{usr}:</td><td><input type="text" size="15" name="ccuname">
  168: </td><td rowspan="2">$sellink</td></tr><tr><td>
  169: $lt{'dom'}:</td><td>$domform</td></tr>
  170: </table>
  171: <input name="userrole" type="submit" value="$lt{usrr}" />
  172: </form>
  173: ENDDOCUMENT
  174:    if (&Apache::lonnet::allowed('mcr','/')) {
  175:        $r->print(<<ENDCUSTOM);
  176: <form action="/adm/createuser" method="post" name="docustom">
  177: <input type="hidden" name="phase" value="selected_custom_edit">
  178: <h2>$lt{'ecrp'}$helpecpr</h2>
  179: $lt{'nr'}: $choice <input type="text" size="15" name="newrolename" /><br />
  180: <input name="customeditor" type="submit" value="$lt{'cre'}" />
  181: </form>
  182: ENDCUSTOM
  183:     }
  184:     $r->print(&Apache::loncommon::end_page());
  185: }
  186: 
  187: 
  188: sub user_modification_js {
  189:     my ($pjump_def,$dc_setcourse_code,$nondc_setsection_code,$groupslist)=@_;
  190:     
  191:     return <<END;
  192: <script type="text/javascript" language="Javascript">
  193: 
  194:     function pclose() {
  195:         parmwin=window.open("/adm/rat/empty.html","LONCAPAparms",
  196:                  "height=350,width=350,scrollbars=no,menubar=no");
  197:         parmwin.close();
  198:     }
  199: 
  200:     $pjump_def
  201:     $dc_setcourse_code
  202: 
  203:     function dateset() {
  204:         eval("document.cu."+document.cu.pres_marker.value+
  205:             ".value=document.cu.pres_value.value");
  206:         pclose();
  207:     }
  208: 
  209:     $nondc_setsection_code
  210: 
  211: </script>
  212: END
  213: }
  214: 
  215: # =================================================================== Phase two
  216: sub print_user_modification_page {
  217:     my $r=shift;
  218:     my $ccuname =&LONCAPA::clean_username($env{'form.ccuname'});
  219:     my $ccdomain=&LONCAPA::clean_domain($env{'form.ccdomain'});
  220: 
  221:     unless (($ccuname) && ($ccdomain)) {
  222: 	&print_username_entry_form($r);
  223:         return;
  224:     }
  225: 
  226:     my $defdom=$env{'request.role.domain'};
  227: 
  228:     my ($krbdef,$krbdefdom) =
  229:        &Apache::loncommon::get_kerberos_defaults($defdom);
  230: 
  231:     my %param = ( formname => 'document.cu',
  232:                   kerb_def_dom => $krbdefdom,
  233:                   kerb_def_auth => $krbdef
  234:                   );
  235:     $loginscript  = &Apache::loncommon::authform_header(%param);
  236:     $authformkrb  = &Apache::loncommon::authform_kerberos(%param);
  237: 						 
  238:     $ccuname =&LONCAPA::clean_username($ccuname);
  239:     $ccdomain=&LONCAPA::clean_domain($ccdomain);
  240:     my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
  241:     my $dc_setcourse_code = '';
  242:     my $nondc_setsection_code = '';                                        
  243: 
  244:     my %loaditem;
  245: 
  246:     my $groupslist;
  247:     my %curr_groups = &Apache::longroup::coursegroups();
  248:     if (%curr_groups) {
  249:         $groupslist = join('","',sort(keys(%curr_groups)));
  250:         $groupslist = '"'.$groupslist.'"';   
  251:     }
  252: 
  253:     if ($env{'request.role'} =~ m-^dc\./($match_domain)/$-) {
  254:         my $dcdom = $1;
  255:         $loaditem{'onload'} = "document.cu.coursedesc.value='';";
  256:         my @rolevals = ('st','ta','ep','in','cc');
  257:         my (@crsroles,@grproles);
  258:         for (my $i=0; $i<@rolevals; $i++) {
  259:             $crsroles[$i]=&Apache::lonnet::plaintext($rolevals[$i],'Course');
  260:             $grproles[$i]=&Apache::lonnet::plaintext($rolevals[$i],'Group');
  261:         }
  262:         my $rolevalslist = join('","',@rolevals);
  263:         my $crsrolenameslist = join('","',@crsroles);
  264:         my $grprolenameslist = join('","',@grproles);
  265:         my $pickcrsfirst = '<--'.&mt('Pick course first');
  266:         my $pickgrpfirst = '<--'.&mt('Pick group first'); 
  267:         $dc_setcourse_code = <<"ENDSCRIPT";
  268:     function setCourse() {
  269:         var course = document.cu.dccourse.value;
  270:         if (course != "") {
  271:             if (document.cu.dcdomain.value != document.cu.origdom.value) {
  272:                 alert("You must select a course in the current domain");
  273:                 return;
  274:             } 
  275:             var userrole = document.cu.role.options[document.cu.role.selectedIndex].value
  276:             var section="";
  277:             var numsections = 0;
  278:             var newsecs = new Array();
  279:             for (var i=0; i<document.cu.currsec.length; i++) {
  280:                 if (document.cu.currsec.options[i].selected == true ) {
  281:                     if (document.cu.currsec.options[i].value != "" && document.cu.currsec.options[i].value != null) { 
  282:                         if (numsections == 0) {
  283:                             section = document.cu.currsec.options[i].value
  284:                             numsections = 1;
  285:                         }
  286:                         else {
  287:                             section = section + "," +  document.cu.currsec.options[i].value
  288:                             numsections ++;
  289:                         }
  290:                     }
  291:                 }
  292:             }
  293:             if (document.cu.newsec.value != "" && document.cu.newsec.value != null) {
  294:                 if (numsections == 0) {
  295:                     section = document.cu.newsec.value
  296:                 }
  297:                 else {
  298:                     section = section + "," +  document.cu.newsec.value
  299:                 }
  300:                 newsecs = document.cu.newsec.value.split(/,/g);
  301:                 numsections = numsections + newsecs.length;
  302:             }
  303:             if ((userrole == 'st') && (numsections > 1)) {
  304:                 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.")
  305:                 return;
  306:             }
  307:             for (var j=0; j<newsecs.length; j++) {
  308:                 if ((newsecs[j] == 'all') || (newsecs[j] == 'none')) {
  309:                     alert("'"+newsecs[j]+"' may not be used as the name for a section, as it is a reserved word.\\nPlease choose a different section name.");
  310:                     return;
  311:                 }
  312:                 if (document.cu.groups.value != '') {
  313:                     var groups = document.cu.groups.value.split(/,/g);
  314:                     for (var k=0; k<groups.length; k++) {
  315:                         if (newsecs[j] == groups[k]) {
  316:                             alert("'"+newsecs[j]+"' may not be used as the name for a section, as it is the name of a course group.\\nSection names and group names must be distinct. Please choose a different section name.");
  317:                             return; 
  318:                         }
  319:                     }
  320:                 }
  321:             }
  322:             if ((userrole == 'cc') && (numsections > 0)) {
  323:                 alert("Section designations do not apply to Course Coordinator roles.\\nA course coordinator role will be added with access to all sections.");
  324:                 section = "";
  325:             }
  326:             var coursename = "_$dcdom"+"_"+course+"_"+userrole
  327:             var numcourse = getIndex(document.cu.dccourse);
  328:             if (numcourse == "-1") {
  329:                 alert("There was a problem with your course selection");
  330:                 return
  331:             }
  332:             else {
  333:                 document.cu.elements[numcourse].name = "act"+coursename;
  334:                 var numnewsec = getIndex(document.cu.newsec);
  335:                 if (numnewsec != "-1") {
  336:                     document.cu.elements[numnewsec].name = "sec"+coursename;
  337:                     document.cu.elements[numnewsec].value = section;
  338:                 }
  339:                 var numstart = getIndex(document.cu.start);
  340:                 if (numstart != "-1") {
  341:                     document.cu.elements[numstart].name = "start"+coursename;
  342:                 }
  343:                 var numend = getIndex(document.cu.end);
  344:                 if (numend != "-1") {
  345:                     document.cu.elements[numend].name = "end"+coursename
  346:                 }
  347:             }
  348:         }
  349:         document.cu.submit();
  350:     }
  351: 
  352:     function getIndex(caller) {
  353:         for (var i=0;i<document.cu.elements.length;i++) {
  354:             if (document.cu.elements[i] == caller) {
  355:                 return i;
  356:             }
  357:         }
  358:         return -1;
  359:     }
  360: ENDSCRIPT
  361:     } else {
  362:         $nondc_setsection_code = <<"ENDSECCODE";
  363:     function setSections() {
  364:         var re1 = /^currsec_/;
  365:         var groups = new Array($groupslist);
  366:         for (var i=0;i<document.cu.elements.length;i++) {
  367:             var str = document.cu.elements[i].name;
  368:             var checkcurr = str.match(re1);
  369:             if (checkcurr != null) {
  370:                 if (document.cu.elements[i-1].checked == true) {
  371:                     var re2 = /^currsec_[a-zA-Z0-9]+_[a-zA-Z0-9]+_(\\w+)\$/;
  372:                     match = re2.exec(str);
  373:                     var role = match[1];
  374:                     if (role == 'cc') {
  375:                         alert("Section designations do not apply to Course Coordinator roles.\\nA course coordinator role will be added with access to all sections.");
  376:                     }
  377:                     else {
  378:                         var sections = '';
  379:                         var numsec = 0;
  380:                         var sections;
  381:                         for (var j=0; j<document.cu.elements[i].length; j++) {
  382:                             if (document.cu.elements[i].options[j].selected == true ) {
  383:                                 if (document.cu.elements[i].options[j].value != "") {
  384:                                     if (numsec == 0) {
  385:                                         if (document.cu.elements[i].options[j].value != "") {
  386:                                             sections = document.cu.elements[i].options[j].value;
  387:                                             numsec ++;
  388:                                         }
  389:                                     }
  390:                                     else {
  391:                                         sections = sections + "," +  document.cu.elements[i].options[j].value
  392:                                         numsec ++;
  393:                                     }
  394:                                 }
  395:                             }
  396:                         }
  397:                         if (numsec > 0) {
  398:                             if (document.cu.elements[i+1].value != "" && document.cu.elements[i+1].value != null) {
  399:                                 sections = sections + "," +  document.cu.elements[i+1].value;
  400:                             }
  401:                         }
  402:                         else {
  403:                             sections = document.cu.elements[i+1].value;
  404:                         }
  405:                         var newsecs = document.cu.elements[i+1].value;
  406: 			var numsplit;
  407:                         if (newsecs != null && newsecs != "") {
  408:                             numsplit = newsecs.split(/,/g);
  409:                             numsec = numsec + numsplit.length;
  410:                         }
  411: 
  412:                         if ((role == 'st') && (numsec > 1)) {
  413:                             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.")
  414:                             return;
  415:                         }
  416:                         else if (numsplit != null) {
  417:                             for (var j=0; j<numsplit.length; j++) {
  418:                                 if ((numsplit[j] == 'all') ||
  419:                                     (numsplit[j] == 'none')) {
  420:                                     alert("'"+numsplit[j]+"' may not be used as the name for a section, as it is a reserved word.\\nPlease choose a different section name.");
  421:                                     return;
  422:                                 }
  423:                                 for (var k=0; k<groups.length; k++) {
  424:                                     if (numsplit[j] == groups[k]) {
  425:                                         alert("'"+numsplit[j]+"' may not be used as a section name, as it is the name of a course group.\\nSection names and group names must be distinct. Please choose a different section name.");
  426:                                         return;
  427:                                     }
  428:                                 }
  429:                             }
  430:                         }
  431:                         document.cu.elements[i+2].value = sections;
  432:                     }
  433:                 }
  434:             }
  435:         }
  436:         document.cu.submit();
  437:     }
  438: ENDSECCODE
  439:     }
  440:     my $js = &user_modification_js($pjump_def,$dc_setcourse_code,
  441:                                    $nondc_setsection_code,$groupslist);
  442:     my $start_page = 
  443: 	&Apache::loncommon::start_page('Create Users, Change User Privileges',
  444: 				       $js,{'add_entries' => \%loaditem,});
  445: 
  446:     my $forminfo =<<"ENDFORMINFO";
  447: <form action="/adm/createuser" method="post" name="cu">
  448: <input type="hidden" name="phase"       value="update_user_data">
  449: <input type="hidden" name="ccuname"     value="$ccuname">
  450: <input type="hidden" name="ccdomain"    value="$ccdomain">
  451: <input type="hidden" name="pres_value"  value="" >
  452: <input type="hidden" name="pres_type"   value="" >
  453: <input type="hidden" name="pres_marker" value="" >
  454: ENDFORMINFO
  455:     my $uhome=&Apache::lonnet::homeserver($ccuname,$ccdomain);
  456:     my %inccourses;
  457:     foreach my $key (keys(%env)) {
  458: 	if ($key=~/^user\.priv\.cm\.\/($match_domain)\/($match_username)/) {
  459: 	    $inccourses{$1.'_'.$2}=1;
  460:         }
  461:     }
  462:     if ($uhome eq 'no_host') {
  463:         my $home_server_list=
  464:             '<option value="default" selected>default</option>'."\n".
  465:                 &Apache::loncommon::home_server_option_list($ccdomain);
  466:         
  467: 	my %lt=&Apache::lonlocal::texthash(
  468:                     'cnu'  => "Create New User",
  469:                     'nu'   => "New User",
  470:                     'id'   => "in domain",
  471:                     'pd'   => "Personal Data",
  472:                     'fn'   => "First Name",
  473:                     'mn'   => "Middle Name",
  474:                     'ln'   => "Last Name",
  475:                     'gen'  => "Generation",
  476:                     'idsn' => "ID/Student Number",
  477:                     'hs'   => "Home Server",
  478:                     'lg'   => "Login Data"
  479: 				       );
  480:         my $portfolioform;
  481:         if (&Apache::lonnet::allowed('mpq',$env{'request.role.domain'})) {
  482:             # Current user has quota modification privileges
  483:             $portfolioform = &portfolio_quota($ccuname,$ccdomain);
  484:         }
  485: 	my $genhelp=&Apache::loncommon::help_open_topic('Generation');
  486:         &initialize_authen_forms();
  487: 	$r->print(<<ENDNEWUSER);
  488: $start_page
  489: <h1>$lt{'cnu'}</h1>
  490: $forminfo
  491: <h2>$lt{'nu'} "$ccuname" $lt{'id'} $ccdomain</h2>
  492: <script type="text/javascript" language="Javascript">
  493: $loginscript
  494: </script>
  495: <input type='hidden' name='makeuser' value='1' />
  496: <h3>$lt{'pd'}</h3>
  497: <p>
  498: <table>
  499: <tr><td>$lt{'fn'}  </td>
  500:     <td><input type='text' name='cfirst'  size='15' /></td></tr>
  501: <tr><td>$lt{'mn'} </td> 
  502:     <td><input type='text' name='cmiddle' size='15' /></td></tr>
  503: <tr><td>$lt{'ln'}   </td>
  504:     <td><input type='text' name='clast'   size='15' /></td></tr>
  505: <tr><td>$lt{'gen'}$genhelp</td>
  506:     <td><input type='text' name='cgen'    size='5'  /></td></tr>
  507: </table>
  508: $lt{'idsn'} <input type='text' name='cstid'   size='15' /></p>
  509: $lt{'hs'}: <select name="hserver" size="1"> $home_server_list </select>
  510: <hr />
  511: <h3>$lt{'lg'}</h3>
  512: <p>$generalrule </p>
  513: <p>$authformkrb </p>
  514: <p>$authformint </p>
  515: <p>$authformfsys</p>
  516: <p>$authformloc </p>
  517: <hr />
  518: $portfolioform
  519: ENDNEWUSER
  520:     } else { # user already exists
  521: 	my %lt=&Apache::lonlocal::texthash(
  522:                     'cup'  => "Change User Privileges",
  523:                     'usr'  => "User",                    
  524:                     'id'   => "in domain",
  525:                     'fn'   => "first name",
  526:                     'mn'   => "middle name",
  527:                     'ln'   => "last name",
  528:                     'gen'  => "generation"
  529: 				       );
  530: 	$r->print(<<ENDCHANGEUSER);
  531: $start_page
  532: <h1>$lt{'cup'}</h1>
  533: $forminfo
  534: <h2>$lt{'usr'} "$ccuname" $lt{'id'} "$ccdomain"</h2>
  535: ENDCHANGEUSER
  536:         # Get the users information
  537:         my %userenv = &Apache::lonnet::get('environment',
  538:                           ['firstname','middlename','lastname','generation',
  539:                            'portfolioquota'],$ccdomain,$ccuname);
  540:         my %rolesdump=&Apache::lonnet::dump('roles',$ccdomain,$ccuname);
  541:         $r->print('
  542: <hr />'.
  543:                   &Apache::loncommon::start_data_table().
  544:                   &Apache::loncommon::start_data_table_header_row().
  545: '<th>'.$lt{'fn'}.'</th><th>'.$lt{'mn'}.'</th><th>'.$lt{'ln'}.'</th><th>'.$lt{'gen'}.'</th>'.
  546:                   &Apache::loncommon::end_data_table_header_row().
  547:                   &Apache::loncommon::start_data_table_row());
  548:         foreach my $item ('firstname','middlename','lastname','generation') {
  549:            if (&Apache::lonnet::allowed('mau',$ccdomain)) {
  550:               $r->print(<<"END");
  551: <td><input type="text" name="c$item" value="$userenv{$item}" size="15" /></td>
  552: END
  553:            } else {
  554:                $r->print('<td>'.$userenv{$item}.'</td>');
  555:            }
  556:         }
  557:         $r->print(&Apache::loncommon::end_data_table_row().
  558:                   &Apache::loncommon::end_data_table());
  559:         # Build up table of user roles to allow revocation of a role.
  560:         my ($tmp) = keys(%rolesdump);
  561:         unless ($tmp =~ /^(con_lost|error)/i) {
  562:            my $now=time;
  563: 	   my %lt=&Apache::lonlocal::texthash(
  564: 		    'rer'  => "Revoke Existing Roles",
  565:                     'rev'  => "Revoke",                    
  566:                     'del'  => "Delete",
  567: 		    'ren'  => "Re-Enable",
  568:                     'rol'  => "Role",
  569:                     'ext'  => "Extent",
  570:                     'sta'  => "Start",
  571:                     'end'  => "End"
  572: 				       );
  573:            my (%roletext,%sortrole,%roleclass,%rolepriv);
  574: 	   foreach my $area (sort { my $a1=join('_',(split('_',$a))[1,0]);
  575: 				    my $b1=join('_',(split('_',$b))[1,0]);
  576: 				    return $a1 cmp $b1;
  577: 				} keys(%rolesdump)) {
  578:                next if ($area =~ /^rolesdef/);
  579: 	       my $envkey=$area;
  580:                my $role = $rolesdump{$area};
  581:                my $thisrole=$area;
  582:                $area =~ s/\_\w\w$//;
  583:                my ($role_code,$role_end_time,$role_start_time) = 
  584:                    split(/_/,$role);
  585: # Is this a custom role? Get role owner and title.
  586: 	       my ($croleudom,$croleuname,$croletitle)=
  587: 	           ($role_code=~m{^cr/($match_domain)/($match_username)/(\w+)$});
  588:                my $allowed=0;
  589:                my $delallowed=0;
  590: 	       my $sortkey=$role_code;
  591: 	       my $class='Unknown';
  592:                if ($area =~ m{^/($match_domain)/($match_courseid)} ) {
  593: 		   $class='Course';
  594:                    my ($coursedom,$coursedir) = ($1,$2);
  595: 		   $sortkey.="\0$coursedom";
  596:                    # $1.'_'.$2 is the course id (eg. 103_12345abcef103l3).
  597:                    my %coursedata=
  598:                        &Apache::lonnet::coursedescription($1.'_'.$2);
  599: 		   my $carea;
  600: 		   if (defined($coursedata{'description'})) {
  601: 		       $carea=$coursedata{'description'}.
  602:                            '<br />'.&mt('Domain').': '.$coursedom.('&nbsp;'x8).
  603:      &Apache::loncommon::syllabuswrapper('Syllabus',$coursedir,$coursedom);
  604: 		       $sortkey.="\0".$coursedata{'description'};
  605:                        $class=$coursedata{'type'};
  606: 		   } else {
  607: 		       $carea=&mt('Unavailable course').': '.$area;
  608: 		       $sortkey.="\0".&mt('Unavailable course').': '.$area;
  609: 		   }
  610: 		   $sortkey.="\0$coursedir";
  611:                    $inccourses{$1.'_'.$2}=1;
  612:                    if ((&Apache::lonnet::allowed('c'.$role_code,$1.'/'.$2)) ||
  613:                        (&Apache::lonnet::allowed('c'.$role_code,$ccdomain))) {
  614:                        $allowed=1;
  615:                    }
  616:                    if ((&Apache::lonnet::allowed('dro',$1)) ||
  617:                        (&Apache::lonnet::allowed('dro',$ccdomain))) {
  618:                        $delallowed=1;
  619:                    }
  620: # - custom role. Needs more info, too
  621: 		   if ($croletitle) {
  622: 		       if (&Apache::lonnet::allowed('ccr',$1.'/'.$2)) {
  623: 			   $allowed=1;
  624: 			   $thisrole.='.'.$role_code;
  625: 		       }
  626: 		   }
  627:                    # Compute the background color based on $area
  628:                    if ($area=~m{^/($match_domain)/($match_courseid)/(\w+)}) {
  629:                        $carea.='<br />Section: '.$3;
  630: 		       $sortkey.="\0$3";
  631:                    }
  632:                    $area=$carea;
  633:                } else {
  634: 		   $sortkey.="\0".$area;
  635:                    # Determine if current user is able to revoke privileges
  636:                    if ($area=~m{^/($match_domain)/}) {
  637:                        if ((&Apache::lonnet::allowed('c'.$role_code,$1)) ||
  638:                        (&Apache::lonnet::allowed('c'.$role_code,$ccdomain))) {
  639:                            $allowed=1;
  640:                        }
  641:                        if (((&Apache::lonnet::allowed('dro',$1))  ||
  642:                             (&Apache::lonnet::allowed('dro',$ccdomain))) &&
  643:                            ($role_code ne 'dc')) {
  644:                            $delallowed=1;
  645:                        }
  646:                    } else {
  647:                        if (&Apache::lonnet::allowed('c'.$role_code,'/')) {
  648:                            $allowed=1;
  649:                        }
  650:                    }
  651: 		   if ($role_code eq 'ca' || $role_code eq 'au') {
  652: 		       $class='Construction Space';
  653: 		   } elsif ($role_code eq 'su') {
  654: 		       $class='System';
  655: 		   } else {
  656: 		       $class='Domain';
  657: 		   }
  658:                }
  659:                if (($role_code eq 'ca') || ($role_code eq 'aa')) {
  660:                    $area=~m{/($match_domain)/($match_username)};
  661: 		   if (&authorpriv($2,$1)) {
  662: 		       $allowed=1;
  663:                    } else {
  664:                        $allowed=0;
  665:                    }
  666:                }
  667:                my $row = '';
  668:                $row.= '<td>';
  669:                my $active=1;
  670:                $active=0 if (($role_end_time) && ($now>$role_end_time));
  671:                if (($active) && ($allowed)) {
  672:                    $row.= '<input type="checkbox" name="rev:'.$thisrole.'">';
  673:                } else {
  674:                    if ($active) {
  675:                       $row.='&nbsp;';
  676: 		   } else {
  677:                       $row.=&mt('expired or revoked');
  678: 		   }
  679:                }
  680: 	       $row.='</td><td>';
  681:                if ($allowed && !$active) {
  682:                    $row.= '<input type="checkbox" name="ren:'.$thisrole.'">';
  683:                } else {
  684:                    $row.='&nbsp;';
  685:                }
  686: 	       $row.='</td><td>';
  687:                if ($delallowed) {
  688:                    $row.= '<input type="checkbox" name="del:'.$thisrole.'">';
  689:                } else {
  690:                    $row.='&nbsp;';
  691:                }
  692: 	       my $plaintext='';
  693: 	       unless ($croletitle) {
  694:                    $plaintext=&Apache::lonnet::plaintext($role_code,$class)
  695: 	       } else {
  696: 	           $plaintext=
  697: 		"Customrole '$croletitle' defined by $croleuname\@$croleudom";
  698: 	       }
  699:                $row.= '</td><td>'.$plaintext.
  700:                       '</td><td>'.$area.
  701:                       '</td><td>'.($role_start_time?localtime($role_start_time)
  702:                                                    : '&nbsp;' ).
  703:                       '</td><td>'.($role_end_time  ?localtime($role_end_time)
  704:                                                    : '&nbsp;' )
  705:                       ."</td>";
  706: 	       $sortrole{$sortkey}=$envkey;
  707: 	       $roletext{$envkey}=$row;
  708: 	       $roleclass{$envkey}=$class;
  709:                $rolepriv{$envkey}=$allowed;
  710:                #$r->print($row);
  711:            } # end of foreach        (table building loop)
  712:            my $rolesdisplay = 0;
  713:            my %output = ();
  714: 	   foreach my $type ('Construction Space','Course','Group','Domain','System','Unknown') {
  715: 	       $output{$type} = '';
  716: 	       foreach my $which (sort {uc($a) cmp uc($b)} (keys(%sortrole))) {
  717: 		   if ( ($roleclass{$sortrole{$which}} =~ /^\Q$type\E/ ) && ($rolepriv{$sortrole{$which}}) ) { 
  718: 		       $output{$type}.=
  719:                              &Apache::loncommon::start_data_table_row().
  720:                              $roletext{$sortrole{$which}}.
  721:                              &Apache::loncommon::end_data_table_row();
  722: 		   }
  723: 	       }
  724: 	       unless($output{$type} eq '') {
  725: 		   $output{$type} = '<tr class="LC_info_row">'.
  726: 			     "<td align='center' colspan='7'>".&mt($type)."</td></tr>".
  727:                               $output{$type};
  728:                    $rolesdisplay = 1;
  729: 	       }
  730: 	   }
  731:            if ($rolesdisplay == 1) {
  732:                $r->print('
  733: <hr />
  734: <h3>'.$lt{'rer'}.'</h3>'.
  735: &Apache::loncommon::start_data_table("LC_createuser").
  736: &Apache::loncommon::start_data_table_header_row().
  737: '<th>'.$lt{'rev'}.'</th><th>'.$lt{'ren'}.'</th><th>'.$lt{'del'}.
  738: '</th><th>'.$lt{'rol'}.'</th><th>'.$lt{'ext'}.
  739: '</th><th>'.$lt{'sta'}.'</th><th>'.$lt{'end'}.'</th>'.
  740: &Apache::loncommon::end_data_table_header_row());
  741:                foreach my $type ('Construction Space','Course','Group','Domain','System','Unknown') {
  742:                    if ($output{$type}) {
  743:                        $r->print($output{$type}."\n");
  744:                    }
  745:                }
  746: 	       $r->print(&Apache::loncommon::end_data_table());
  747:            }
  748:         }  # End of unless
  749: 	my $currentauth=&Apache::lonnet::queryauthenticate($ccuname,$ccdomain);
  750: 	if ($currentauth=~/^krb(4|5):/) {
  751: 	    $currentauth=~/^krb(4|5):(.*)/;
  752: 	    my $krbdefdom=$2;
  753:             my %param = ( formname => 'document.cu',
  754:                           kerb_def_dom => $krbdefdom 
  755:                           );
  756:             $loginscript  = &Apache::loncommon::authform_header(%param);
  757: 	}
  758: 	# Check for a bad authentication type
  759:         unless ($currentauth=~/^krb(4|5):/ or
  760: 		$currentauth=~/^unix:/ or
  761: 		$currentauth=~/^internal:/ or
  762: 		$currentauth=~/^localauth:/
  763: 		) { # bad authentication scheme
  764: 	    if (&Apache::lonnet::allowed('mau',$ccdomain)) {
  765:                 &initialize_authen_forms();
  766: 		my %lt=&Apache::lonlocal::texthash(
  767:                                'err'   => "ERROR",
  768: 			       'uuas'  => "This user has an unrecognized authentication scheme",
  769:                                'sldb'  => "Please specify login data below",
  770:                                'ld'    => "Login Data"
  771: 						   );
  772: 		$r->print(<<ENDBADAUTH);
  773: <hr />
  774: <script type="text/javascript" language="Javascript">
  775: $loginscript
  776: </script>
  777: <font color='#ff0000'>$lt{'err'}:</font>
  778: $lt{'uuas'} ($currentauth). $lt{'sldb'}.
  779: <h3>$lt{'ld'}</h3>
  780: <p>$generalrule</p>
  781: <p>$authformkrb</p>
  782: <p>$authformint</p>
  783: <p>$authformfsys</p>
  784: <p>$authformloc</p>
  785: ENDBADAUTH
  786:             } else { 
  787:                 # This user is not allowed to modify the user's 
  788:                 # authentication scheme, so just notify them of the problem
  789: 		my %lt=&Apache::lonlocal::texthash(
  790:                                'err'   => "ERROR",
  791: 			       'uuas'  => "This user has an unrecognized authentication scheme",
  792:                                'adcs'  => "Please alert a domain coordinator of this situation"
  793: 						   );
  794: 		$r->print(<<ENDBADAUTH);
  795: <hr />
  796: <font color="#ff0000"> $lt{'err'}: </font>
  797: $lt{'uuas'} ($currentauth). $lt{'adcs'}.
  798: <hr />
  799: ENDBADAUTH
  800:             }
  801:         } else { # Authentication type is valid
  802: 	    my $authformcurrent='';
  803: 	    my $authform_other='';
  804:             &initialize_authen_forms();
  805: 	    if ($currentauth=~/^krb(4|5):/) {
  806: 		$authformcurrent=$authformkrb;
  807: 		$authform_other="<p>$authformint</p>\n".
  808:                     "<p>$authformfsys</p><p>$authformloc</p>";
  809: 	    }
  810: 	    elsif ($currentauth=~/^internal:/) {
  811: 		$authformcurrent=$authformint;
  812: 		$authform_other="<p>$authformkrb</p>".
  813:                     "<p>$authformfsys</p><p>$authformloc</p>";
  814: 	    }
  815: 	    elsif ($currentauth=~/^unix:/) {
  816: 		$authformcurrent=$authformfsys;
  817: 		$authform_other="<p>$authformkrb</p>".
  818:                     "<p>$authformint</p><p>$authformloc;</p>";
  819: 	    }
  820: 	    elsif ($currentauth=~/^localauth:/) {
  821: 		$authformcurrent=$authformloc;
  822: 		$authform_other="<p>$authformkrb</p>".
  823:                     "<p>$authformint</p><p>$authformfsys</p>";
  824: 	    }
  825:             $authformcurrent.=' <i>(will override current values)</i><br />';
  826:             if (&Apache::lonnet::allowed('mau',$ccdomain)) {
  827: 		# Current user has login modification privileges
  828: 		my %lt=&Apache::lonlocal::texthash(
  829:                                'ccld'  => "Change Current Login Data",
  830: 			       'enld'  => "Enter New Login Data"
  831: 						   );
  832: 		$r->print(<<ENDOTHERAUTHS);
  833: <hr />
  834: <script type="text/javascript" language="Javascript">
  835: $loginscript
  836: </script>
  837: <h3>$lt{'ccld'}</h3>
  838: <p>$generalrule</p>
  839: <p>$authformnop</p>
  840: <p>$authformcurrent</p>
  841: <h3>$lt{'enld'}</h3>
  842: $authform_other
  843: ENDOTHERAUTHS
  844:             } else {
  845:                 if (&Apache::lonnet::allowed('mau',$env{'request.role.domain'})) {
  846:                     my %lt=&Apache::lonlocal::texthash(
  847:                                'ccld'  => "Change Current Login Data",
  848:                                'yodo'  => "You do not have privileges to modify the authentication configuration for this user.",
  849:                                'ifch'  => "If a change is required, contact a domain coordinator for the domain",
  850:                     );
  851:                     $r->print(<<ENDNOPRIV);
  852: <hr />
  853: <h3>$lt{'ccld'}</h3>
  854: $lt{'yodo'} $lt{'ifch'}: $ccdomain 
  855: ENDNOPRIV
  856:                 } 
  857:             }
  858:             if (&Apache::lonnet::allowed('mpq',$env{'request.role.domain'})) {
  859:                 # Current user has quota modification privileges
  860:                 $r->print(&portfolio_quota($ccuname,$ccdomain));
  861:             }
  862:         }  ## End of "check for bad authentication type" logic
  863:     } ## End of new user/old user logic
  864:     $r->print('<hr /><h3>'.&mt('Add Roles').'</h3>');
  865: #
  866: # Co-Author
  867: # 
  868:     if (&authorpriv($env{'user.name'},$env{'request.role.domain'}) &&
  869:         ($env{'user.name'} ne $ccuname || $env{'user.domain'} ne $ccdomain)) {
  870:         # No sense in assigning co-author role to yourself
  871: 	my $cuname=$env{'user.name'};
  872:         my $cudom=$env{'request.role.domain'};
  873: 	   my %lt=&Apache::lonlocal::texthash(
  874: 		    'cs'   => "Construction Space",
  875:                     'act'  => "Activate",                    
  876:                     'rol'  => "Role",
  877:                     'ext'  => "Extent",
  878:                     'sta'  => "Start",
  879:                     'end'  => "End",
  880:                     'cau'  => "Co-Author",
  881:                     'caa'  => "Assistant Co-Author",
  882:                     'ssd'  => "Set Start Date",
  883:                     'sed'  => "Set End Date"
  884: 				       );
  885:        $r->print('<h4>'.$lt{'cs'}.'</h4>'."\n". 
  886:            &Apache::loncommon::start_data_table()."\n".
  887:            &Apache::loncommon::start_data_table_header_row()."\n".
  888:            '<th>'.$lt{'act'}.'</th><th>'.$lt{'rol'}.'</th>'.
  889:            '<th>'.$lt{'ext'}.'</th><th>'.$lt{'sta'}.'</th>'.
  890:            '<th>'.$lt{'end'}.'</th>'."\n".
  891:            &Apache::loncommon::end_data_table_header_row()."\n".
  892:            &Apache::loncommon::start_data_table_row()."\n".
  893:            '<td>
  894:             <input type=checkbox name="act_'.$cudom.'_'.$cuname.'_ca" />
  895:            </td>
  896:            <td>'.$lt{'cau'}.'</td>
  897:            <td>'.$cudom.'_'.$cuname.'</td>
  898:            <td><input type="hidden" name="start_'.$cudom.'_'.$cuname.'_ca" value="" />
  899:              <a href=
  900: "javascript:pjump('."'date_start','Start Date Co-Author',document.cu.start_$cudom\_$cuname\_ca.value,'start_$cudom\_$cuname\_ca','cu.pres','dateset'".')">'.$lt{'ssd'}.'</a></td>
  901: <td><input type=hidden name="end_'.$cudom.'_'.$cuname.'_ca" value="" />
  902: <a href=
  903: "javascript:pjump('."'date_end','End Date Co-Author',document.cu.end_$cudom\_$cuname\_ca.value,'end_$cudom\_$cuname\_ca','cu.pres','dateset'".')">'.$lt{'sed'}.'</a></td>'."\n".
  904:           &Apache::loncommon::end_data_table_row()."\n".
  905:           &Apache::loncommon::start_data_table_row()."\n".
  906: '<td><input type=checkbox name="act_'.$cudom.'_'.$cuname.'_aa" /></td>
  907: <td>'.$lt{'caa'}.'</td>
  908: <td>'.$cudom.'_'.$cuname.'</td>
  909: <td><input type=hidden name="start_'.$cudom.'_'.$cuname.'_aa" value="" />
  910: <a href=
  911: "javascript:pjump('."'date_start','Start Date Assistant Co-Author',document.cu.start_$cudom\_$cuname\_aa.value,'start_$cudom\_$cuname\_aa','cu.pres','dateset'".')">'.$lt{'ssd'}.'</a></td>
  912: <td><input type=hidden name="end_'.$cudom.'_'.$cuname.'_aa" value="" />
  913: <a href=
  914: "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>'."\n".
  915:          &Apache::loncommon::end_data_table_row()."\n".
  916:          &Apache::loncommon::end_data_table());
  917:     }
  918: #
  919: # Domain level
  920: #
  921:     my $num_domain_level = 0;
  922:     my $domaintext = 
  923:     '<h4>'.&mt('Domain Level').'</h4>'.
  924:     &Apache::loncommon::start_data_table().
  925:     &Apache::loncommon::start_data_table_header_row().
  926:     '<th>'.&mt('Activate').'</th><th>'.&mt('Role').'</th><th>'.
  927:     &mt('Extent').'</th>'.
  928:     '<th>'.&mt('Start').'</th><th>'.&mt('End').'</th>'.
  929:     &Apache::loncommon::end_data_table_header_row();
  930:     foreach my $thisdomain (sort(&Apache::lonnet::all_domains())) {
  931:         foreach my $role ('dc','li','dg','au','sc') {
  932:             if (&Apache::lonnet::allowed('c'.$role,$thisdomain)) {
  933:                my $plrole=&Apache::lonnet::plaintext($role);
  934: 	       my %lt=&Apache::lonlocal::texthash(
  935:                     'ssd'  => "Set Start Date",
  936:                     'sed'  => "Set End Date"
  937: 				       );
  938:                $num_domain_level ++;
  939:                $domaintext .= 
  940: &Apache::loncommon::start_data_table_row().
  941: '<td><input type=checkbox name="act_'.$thisdomain.'_'.$role.'"></td>
  942: <td>'.$plrole.'</td>
  943: <td>'.$thisdomain.'</td>
  944: <td><input type=hidden name="start_'.$thisdomain.'_'.$role.'" value="">
  945: <a href=
  946: "javascript:pjump('."'date_start','Start Date $plrole',document.cu.start_$thisdomain\_$role.value,'start_$thisdomain\_$role','cu.pres','dateset'".')">'.$lt{'ssd'}.'</a></td>
  947: <td><input type=hidden name="end_'.$thisdomain.'_'.$role.'" value="">
  948: <a href=
  949: "javascript:pjump('."'date_end','End Date $plrole',document.cu.end_$thisdomain\_$role.value,'end_$thisdomain\_$role','cu.pres','dateset'".')">'.$lt{'sed'}.'</a></td>'.
  950: &Apache::loncommon::end_data_table_row();
  951:             }
  952:         } 
  953:     }
  954:     $domaintext.= &Apache::loncommon::end_data_table();
  955:     if ($num_domain_level > 0) {
  956:         $r->print($domaintext);
  957:     }
  958: #
  959: # Course and group levels
  960: #
  961: 
  962:     if ($env{'request.role'} =~ m{^dc\./($match_domain)/$}) {
  963:         $r->print(&course_level_dc($1,'Course'));
  964:         $r->print('<hr /><input type="button" value="'.&mt('Modify User').'" onClick="setCourse()">'."\n");
  965:     } else {
  966:         $r->print(&course_level_table(%inccourses));
  967:         $r->print('<hr /><input type="button" value="'.&mt('Modify User').'" onClick="setSections()">'."\n");
  968:     }
  969:     $r->print("</form>".&Apache::loncommon::end_page());
  970: }
  971: 
  972: # ================================================================= Phase Three
  973: sub update_user_data {
  974:     my $r=shift;
  975:     my $uhome=&Apache::lonnet::homeserver($env{'form.ccuname'},
  976:                                           $env{'form.ccdomain'});
  977:     # Error messages
  978:     my $error     = '<font color="#ff0000">'.&mt('Error').':</font>';
  979:     my $end       = &Apache::loncommon::end_page();
  980: 
  981:     my $title;
  982:     if (exists($env{'form.makeuser'})) {
  983: 	$title='Set Privileges for New User';
  984:     } else {
  985:         $title='Modify User Privileges';
  986:     }
  987:     $r->print(&Apache::loncommon::start_page($title));
  988:     my %disallowed;
  989:     # Check Inputs
  990:     if (! $env{'form.ccuname'} ) {
  991: 	$r->print($error.&mt('No login name specified').'.'.$end);
  992: 	return;
  993:     }
  994:     if (  $env{'form.ccuname'} ne 
  995: 	  &LONCAPA::clean_username($env{'form.ccuname'}) ) {
  996: 	$r->print($error.&mt('Invalid login name').'.  '.
  997: 		  &mt('Only letters, numbers, and underscores are valid').'.'.
  998: 		  $end);
  999: 	return;
 1000:     }
 1001:     if (! $env{'form.ccdomain'}       ) {
 1002: 	$r->print($error.&mt('No domain specified').'.'.$end);
 1003: 	return;
 1004:     }
 1005:     if (  $env{'form.ccdomain'} ne
 1006: 	  &LONCAPA::clean_domain($env{'form.ccdomain'}) ) {
 1007: 	$r->print($error.&mt ('Invalid domain name').'.  '.
 1008: 		  &mt('Only letters, numbers, periods, dashes, and underscores are valid').'.'.
 1009: 		  $end);
 1010: 	return;
 1011:     }
 1012:     if (! exists($env{'form.makeuser'})) {
 1013:         # Modifying an existing user, so check the validity of the name
 1014:         if ($uhome eq 'no_host') {
 1015:             $r->print($error.&mt('Unable to determine home server for ').
 1016:                       $env{'form.ccuname'}.&mt(' in domain ').
 1017:                       $env{'form.ccdomain'}.'.');
 1018:             return;
 1019:         }
 1020:     }
 1021:     # Determine authentication method and password for the user being modified
 1022:     my $amode='';
 1023:     my $genpwd='';
 1024:     if ($env{'form.login'} eq 'krb') {
 1025: 	$amode='krb';
 1026: 	$amode.=$env{'form.krbver'};
 1027: 	$genpwd=$env{'form.krbarg'};
 1028:     } elsif ($env{'form.login'} eq 'int') {
 1029: 	$amode='internal';
 1030: 	$genpwd=$env{'form.intarg'};
 1031:     } elsif ($env{'form.login'} eq 'fsys') {
 1032: 	$amode='unix';
 1033: 	$genpwd=$env{'form.fsysarg'};
 1034:     } elsif ($env{'form.login'} eq 'loc') {
 1035: 	$amode='localauth';
 1036: 	$genpwd=$env{'form.locarg'};
 1037: 	$genpwd=" " if (!$genpwd);
 1038:     } elsif (($env{'form.login'} eq 'nochange') ||
 1039:              ($env{'form.login'} eq ''        )) { 
 1040:         # There is no need to tell the user we did not change what they
 1041:         # did not ask us to change.
 1042:         # If they are creating a new user but have not specified login
 1043:         # information this will be caught below.
 1044:     } else {
 1045: 	    $r->print($error.&mt('Invalid login mode or password').$end);    
 1046: 	    return;
 1047:     }
 1048:     if ($env{'form.makeuser'}) {
 1049:         # Create a new user
 1050: 	my %lt=&Apache::lonlocal::texthash(
 1051:                     'cru'  => "Creating user",                    
 1052:                     'id'   => "in domain"
 1053: 					   );
 1054: 	$r->print(<<ENDNEWUSERHEAD);
 1055: <h3>$lt{'cru'} "$env{'form.ccuname'}" $lt{'id'} "$env{'form.ccdomain'}"</h3>
 1056: ENDNEWUSERHEAD
 1057:         # Check for the authentication mode and password
 1058:         if (! $amode || ! $genpwd) {
 1059: 	    $r->print($error.&mt('Invalid login mode or password').$end);    
 1060: 	    return;
 1061: 	}
 1062:         # Determine desired host
 1063:         my $desiredhost = $env{'form.hserver'};
 1064:         if (lc($desiredhost) eq 'default') {
 1065:             $desiredhost = undef;
 1066:         } else {
 1067:             my %home_servers = &Apache::loncommon::get_library_servers
 1068:                 ($env{'form.ccdomain'});  
 1069:             if (! exists($home_servers{$desiredhost})) {
 1070:                 $r->print($error.&mt('Invalid home server specified'));
 1071:                 return;
 1072:             }
 1073:         }
 1074: 	# Call modifyuser
 1075: 	my $result = &Apache::lonnet::modifyuser
 1076: 	    ($env{'form.ccdomain'},$env{'form.ccuname'},$env{'form.cstid'},
 1077:              $amode,$genpwd,$env{'form.cfirst'},
 1078:              $env{'form.cmiddle'},$env{'form.clast'},$env{'form.cgen'},
 1079:              undef,$desiredhost
 1080: 	     );
 1081: 	$r->print(&mt('Generating user').': '.$result);
 1082:         my $home = &Apache::lonnet::homeserver($env{'form.ccuname'},
 1083:                                                $env{'form.ccdomain'});
 1084:         $r->print('<br />'.&mt('Home server').': '.$home.' '.
 1085:                   $Apache::lonnet::libserv{$home});
 1086:     } elsif (($env{'form.login'} ne 'nochange') &&
 1087:              ($env{'form.login'} ne ''        )) {
 1088: 	# Modify user privileges
 1089:     my %lt=&Apache::lonlocal::texthash(
 1090:                     'usr'  => "User",                    
 1091:                     'id'   => "in domain"
 1092: 				       );
 1093: 	$r->print(<<ENDMODIFYUSERHEAD);
 1094: <h2>$lt{'usr'} "$env{'form.ccuname'}" $lt{'id'} "$env{'form.ccdomain'}"</h2>
 1095: ENDMODIFYUSERHEAD
 1096:         if (! $amode || ! $genpwd) {
 1097: 	    $r->print($error.'Invalid login mode or password'.$end);    
 1098: 	    return;
 1099: 	}
 1100: 	# Only allow authentification modification if the person has authority
 1101: 	if (&Apache::lonnet::allowed('mau',$env{'form.ccdomain'})) {
 1102: 	    $r->print('Modifying authentication: '.
 1103:                       &Apache::lonnet::modifyuserauth(
 1104: 		       $env{'form.ccdomain'},$env{'form.ccuname'},
 1105:                        $amode,$genpwd));
 1106:             $r->print('<br />'.&mt('Home server').': '.&Apache::lonnet::homeserver
 1107: 		  ($env{'form.ccuname'},$env{'form.ccdomain'}));
 1108: 	} else {
 1109: 	    # Okay, this is a non-fatal error.
 1110: 	    $r->print($error.&mt('You do not have the authority to modify this users authentification information').'.');    
 1111: 	}
 1112:     }
 1113:     ##
 1114:     if (! $env{'form.makeuser'} ) {
 1115:         # Check for need to change
 1116:         my %userenv = &Apache::lonnet::get
 1117:             ('environment',['firstname','middlename','lastname','generation',
 1118:              'portfolioquota'],$env{'form.ccdomain'},$env{'form.ccuname'});
 1119:         my ($tmp) = keys(%userenv);
 1120:         if ($tmp =~ /^(con_lost|error)/i) { 
 1121:             %userenv = ();
 1122:         }
 1123:         # Check to see if we need to change user information
 1124:         foreach my $item ('firstname','middlename','lastname','generation') {
 1125:             # Strip leading and trailing whitespace
 1126:             $env{'form.c'.$item} =~ s/(\s+$|^\s+)//g; 
 1127:         }
 1128:         my ($quotachanged,$namechanged,$oldportfolioquota);
 1129:         my %changeHash;
 1130:         if (exists($userenv{'portfolioquota'})) {
 1131:             $oldportfolioquota = $userenv{'portfolioquota'};
 1132:             if (exists($env{'form.portfolioquota'})) {
 1133:                 if ($env{'form.portfolioquota'} ne $userenv{'portfolioquota'}) {
 1134:                     if (&Apache::lonnet::allowed('mpq',$env{'form.ccdomain'})) {
 1135:                         # Current user has quota modification privileges
 1136:                         $quotachanged = 1;
 1137:                         $changeHash{'portfolioquota'} = $env{'form.portfolioquota'};
 1138:                     }
 1139:                 }
 1140:             }
 1141:         } else {
 1142:             $oldportfolioquota = 
 1143:                   &Apache::loncommon::default_quota($env{'form.ccdomain'});
 1144:         }
 1145:         if (&Apache::lonnet::allowed('mau',$env{'form.ccdomain'}) && 
 1146:             ($env{'form.cfirstname'}  ne $userenv{'firstname'}  ||
 1147:              $env{'form.cmiddlename'} ne $userenv{'middlename'} ||
 1148:              $env{'form.clastname'}   ne $userenv{'lastname'}   ||
 1149:              $env{'form.cgeneration'} ne $userenv{'generation'} )) {
 1150:             $namechanged = 1;
 1151:         }
 1152:         if ($namechanged) {
 1153:             # Make the change
 1154:             $changeHash{'firstname'}  = $env{'form.cfirstname'};
 1155:             $changeHash{'middlename'} = $env{'form.cmiddlename'};
 1156:             $changeHash{'lastname'}   = $env{'form.clastname'};
 1157:             $changeHash{'generation'} = $env{'form.cgeneration'};
 1158:             my $putresult = &Apache::lonnet::put
 1159:                 ('environment',\%changeHash,
 1160:                  $env{'form.ccdomain'},$env{'form.ccuname'});
 1161:             if ($putresult eq 'ok') {
 1162:             # Tell the user we changed the name
 1163: 		my %lt=&Apache::lonlocal::texthash(
 1164:                              'uic'  => "User Information Changed",             
 1165:                              'frst' => "first",
 1166:                              'mddl' => "middle",
 1167:                              'lst'  => "last",
 1168: 			     'gen'  => "generation",
 1169:                              'disk' => "disk space allocated to portfolio files",
 1170:                              'prvs' => "Previous",
 1171:                              'chto' => "Changed To"
 1172: 						   );
 1173:                 $r->print(<<"END");
 1174: <table border="2">
 1175: <caption>$lt{'uic'}</caption>
 1176: <tr><th>&nbsp;</th>
 1177:     <th>$lt{'frst'}</th>
 1178:     <th>$lt{'mddl'}</th>
 1179:     <th>$lt{'lst'}</th>
 1180:     <th>$lt{'gen'}</th>
 1181:     <th>$lt{'disk'}<th></tr>
 1182: <tr><td>$lt{'prvs'}</td>
 1183:     <td>$userenv{'firstname'}  </td>
 1184:     <td>$userenv{'middlename'} </td>
 1185:     <td>$userenv{'lastname'}   </td>
 1186:     <td>$userenv{'generation'} </td>
 1187:     <td>$oldportfolioquota</td>
 1188: </tr>
 1189: <tr><td>$lt{'chto'}</td>
 1190:     <td>$env{'form.cfirstname'}  </td>
 1191:     <td>$env{'form.cmiddlename'} </td>
 1192:     <td>$env{'form.clastname'}   </td>
 1193:     <td>$env{'form.cgeneration'} </td>
 1194:     <td>$env{'form.portfolioquota'} Mb</td></tr>
 1195: </table>
 1196: END
 1197:             } else { # error occurred
 1198:                 $r->print("<h2>".&mt('Unable to successfully change environment for')." ".
 1199:                       $env{'form.ccuname'}." ".&mt('in domain')." ".
 1200:                       $env{'form.ccdomain'}."</h2>");
 1201:             }
 1202:         }  else { # End of if ($env ... ) logic
 1203:             my $putresult;
 1204:             if ($quotachanged) {
 1205:                 $putresult = &Apache::lonnet::put
 1206:                                  ('environment',\%changeHash,
 1207:                                   $env{'form.ccdomain'},$env{'form.ccuname'});
 1208:             }
 1209:             # They did not want to change the users name but we can
 1210:             # still tell them what the name is
 1211: 	    my %lt=&Apache::lonlocal::texthash(
 1212:                            'usr'  => "User",                    
 1213:                            'id'   => "in domain",
 1214:                            'gen'  => "Generation",
 1215:                            'disk' => "Disk space allocated to user's portfolio files",
 1216: 					       );
 1217:             $r->print(<<"END");
 1218: <h2>$lt{'usr'} "$env{'form.ccuname'}" $lt{'id'} "$env{'form.ccdomain'}"</h2>
 1219: <h4>$userenv{'firstname'} $userenv{'middlename'} $userenv{'lastname'} </h4>
 1220: <h4>$lt{'gen'}: $userenv{'generation'}</h4>
 1221: END
 1222:             if ($putresult eq 'ok') {
 1223:                 if ($oldportfolioquota ne $env{'form.portfolioquota'}) {
 1224:                     $r->print('<h4>'.$lt{'disk'}.': '.$env{'form.portfolioquota'}.' Mb</h4>');
 1225:                 }
 1226:             }
 1227:         }
 1228:     }
 1229:     ##
 1230:     my $now=time;
 1231:     $r->print('<h3>'.&mt('Modifying Roles').'</h3>');
 1232:     foreach my $key (keys (%env)) {
 1233: 	next if (! $env{$key});
 1234: 	# Revoke roles
 1235: 	if ($key=~/^form\.rev/) {
 1236: 	    if ($key=~/^form\.rev\:([^\_]+)\_([^\_\.]+)$/) {
 1237: # Revoke standard role
 1238: 	        $r->print(&mt('Revoking').' '.$2.' in '.$1.': <b>'.
 1239:                      &Apache::lonnet::revokerole($env{'form.ccdomain'},
 1240:                      $env{'form.ccuname'},$1,$2).'</b><br />');
 1241: 		if ($2 eq 'st') {
 1242: 		    $1=~m{^/($match_domain)/($match_courseid)};
 1243: 		    my $cid=$1.'_'.$2;
 1244: 		    $r->print(&mt('Drop from classlist').': <b>'.
 1245: 			 &Apache::lonnet::critical('put:'.
 1246:                              $env{'course.'.$cid.'.domain'}.':'.
 1247: 	                     $env{'course.'.$cid.'.num'}.':classlist:'.
 1248:                          &escape($env{'form.ccuname'}.':'.
 1249:                              $env{'form.ccdomain'}).'='.
 1250:                          &escape($now.':'),
 1251: 	                     $env{'course.'.$cid.'.home'}).'</b><br />');
 1252: 		}
 1253: 	    } 
 1254: 	    if ($key=~m{^form\.rev\:([^_]+)_cr\.cr/($match_domain)/($match_username)/(\w+)$}) {
 1255: # Revoke custom role
 1256: 		$r->print(&mt('Revoking custom role:').
 1257:                       ' '.$4.' by '.$3.':'.$2.' in '.$1.': <b>'.
 1258:                       &Apache::lonnet::revokecustomrole($env{'form.ccdomain'},
 1259: 				  $env{'form.ccuname'},$1,$2,$3,$4).
 1260: 		'</b><br />');
 1261: 	    }
 1262: 	} elsif ($key=~/^form\.del/) {
 1263: 	    if ($key=~/^form\.del\:([^\_]+)\_([^\_\.]+)$/) {
 1264: # Delete standard role
 1265: 	        $r->print(&mt('Deleting').' '.$2.' in '.$1.': '.
 1266:                      &Apache::lonnet::assignrole($env{'form.ccdomain'},
 1267:                      $env{'form.ccuname'},$1,$2,$now,0,1).'<br />');
 1268: 		if ($2 eq 'st') {
 1269: 		    $1=~m{^/($match_domain)/($match_courseid)};
 1270: 		    my $cid=$1.'_'.$2;
 1271: 		    $r->print(&mt('Drop from classlist').': <b>'.
 1272: 			 &Apache::lonnet::critical('put:'.
 1273:                              $env{'course.'.$cid.'.domain'}.':'.
 1274: 	                     $env{'course.'.$cid.'.num'}.':classlist:'.
 1275:                          &escape($env{'form.ccuname'}.':'.
 1276:                              $env{'form.ccdomain'}).'='.
 1277:                          &escape($now.':'),
 1278: 	                     $env{'course.'.$cid.'.home'}).'</b><br />');
 1279: 		}
 1280:             }
 1281: 	    if ($key=~m{^form\.del\:([^_]+)_cr\.cr/($match_domain)/($match_username)/(\w+)$}) {
 1282:                 my ($url,$rdom,$rnam,$rolename) = ($1,$2,$3,$4);
 1283: # Delete custom role
 1284:                 $r->print(&mt('Deleting custom role [_1] by [_2]@[_3] in [_4]',
 1285:                       $rolename,$rnam,$rdom,$url).': <b>'.
 1286:                       &Apache::lonnet::assigncustomrole($env{'form.ccdomain'},
 1287:                          $env{'form.ccuname'},$url,$rdom,$rnam,$rolename,$now,
 1288:                          0,1).'</b><br />');
 1289:             }
 1290: 	} elsif ($key=~/^form\.ren/) {
 1291:             my $udom = $env{'form.ccdomain'};
 1292:             my $uname = $env{'form.ccuname'};
 1293: # Re-enable standard role
 1294: 	    if ($key=~/^form\.ren\:([^\_]+)\_([^\_\.]+)$/) {
 1295:                 my $url = $1;
 1296:                 my $role = $2;
 1297:                 my $logmsg;
 1298:                 my $output;
 1299:                 if ($role eq 'st') {
 1300:                     if ($url =~ m-^/($match_domain)/($match_courseid)/?(\w*)$-) {
 1301:                         my $result = &Apache::loncommon::commit_studentrole(\$logmsg,$udom,$uname,$url,$role,$now,0,$1,$2,$3);
 1302:                         if (($result =~ /^error/) || ($result eq 'not_in_class') || ($result eq 'unknown_course')) {
 1303:                             $output = "Error: $result\n";
 1304:                         } else {
 1305:                             $output = &mt('Assigning').' '.$role.' in '.$url.
 1306:                                       &mt('starting').' '.localtime($now).
 1307:                                       ': <br />'.$logmsg.'<br />'.
 1308:                                       &mt('Add to classlist').': <b>ok</b><br />';
 1309:                         }
 1310:                     }
 1311:                 } else {
 1312: 		    my $result=&Apache::lonnet::assignrole($env{'form.ccdomain'},
 1313:                                $env{'form.ccuname'},$url,$role,0,$now);
 1314: 		    $output = &mt('Re-enabling [_1] in [_2]: <b>[_3]</b>',
 1315: 			      $role,$url,$result).'<br />';
 1316: 		}
 1317:                 $r->print($output);
 1318: 	    }
 1319: # Re-enable custom role
 1320: 	    if ($key=~m{^form\.ren\:([^_]+)_cr\.cr/($match_domain)/($match_username)/(\w+)$}) {
 1321:                 my ($url,$rdom,$rnam,$rolename) = ($1,$2,$3,$4);
 1322:                 my $result = &Apache::lonnet::assigncustomrole(
 1323:                                $env{'form.ccdomain'}, $env{'form.ccuname'},
 1324:                                $url,$rdom,$rnam,$rolename,0,$now);
 1325:                 $r->print(&mt('Re-enabling custom role [_1] by [_2]@[_3] in [_4] : <b>[_5]</b>',
 1326:                           $rolename,$rnam,$rdom,$url,$result).'<br />');
 1327:             }
 1328: 	} elsif ($key=~/^form\.act/) {
 1329:             my $udom = $env{'form.ccdomain'};
 1330:             my $uname = $env{'form.ccuname'};
 1331: 	    if ($key=~/^form\.act\_($match_domain)\_($match_courseid)\_cr_cr_($match_domain)_($match_username)_([^\_]+)$/) {
 1332:                 # Activate a custom role
 1333: 		my ($one,$two,$three,$four,$five)=($1,$2,$3,$4,$5);
 1334: 		my $url='/'.$one.'/'.$two;
 1335: 		my $full=$one.'_'.$two.'_cr_cr_'.$three.'_'.$four.'_'.$five;
 1336: 
 1337:                 my $start = ( $env{'form.start_'.$full} ?
 1338:                               $env{'form.start_'.$full} :
 1339:                               $now );
 1340:                 my $end   = ( $env{'form.end_'.$full} ?
 1341:                               $env{'form.end_'.$full} :
 1342:                               0 );
 1343:                                                                                      
 1344:                 # split multiple sections
 1345:                 my %sections = ();
 1346:                 my $num_sections = &build_roles($env{'form.sec_'.$full},\%sections,$5);
 1347:                 if ($num_sections == 0) {
 1348:                     $r->print(&Apache::loncommon::commit_customrole($udom,$uname,$url,$three,$four,$five,$start,$end));
 1349:                 } else {
 1350: 		    my %curr_groups =
 1351: 			&Apache::longroup::coursegroups($one,$two);
 1352:                     foreach my $sec (sort {$a cmp $b} keys %sections) {
 1353:                         if (($sec eq 'none') || ($sec eq 'all') || 
 1354:                             exists($curr_groups{$sec})) {
 1355:                             $disallowed{$sec} = $url;
 1356:                             next;
 1357:                         }
 1358:                         my $securl = $url.'/'.$sec;
 1359: 		        $r->print(&Apache::loncommon::commit_customrole($udom,$uname,$securl,$three,$four,$five,$start,$end));
 1360:                     }
 1361:                 }
 1362: 	    } elsif ($key=~/^form\.act\_($match_domain)\_($match_name)\_([^\_]+)$/) {
 1363: 		# Activate roles for sections with 3 id numbers
 1364: 		# set start, end times, and the url for the class
 1365: 		my ($one,$two,$three)=($1,$2,$3);
 1366: 		my $start = ( $env{'form.start_'.$one.'_'.$two.'_'.$three} ? 
 1367: 			      $env{'form.start_'.$one.'_'.$two.'_'.$three} : 
 1368: 			      $now );
 1369: 		my $end   = ( $env{'form.end_'.$one.'_'.$two.'_'.$three} ? 
 1370: 			      $env{'form.end_'.$one.'_'.$two.'_'.$three} :
 1371: 			      0 );
 1372: 		my $url='/'.$one.'/'.$two;
 1373:                 my $type = 'three';
 1374:                 # split multiple sections
 1375:                 my %sections = ();
 1376:                 my $num_sections = &build_roles($env{'form.sec_'.$one.'_'.$two.'_'.$three},\%sections,$three);
 1377:                 if ($num_sections == 0) {
 1378:                     $r->print(&Apache::loncommon::commit_standardrole($udom,$uname,$url,$three,$start,$end,$one,$two,''));
 1379:                 } else {
 1380:                     my %curr_groups = 
 1381: 			&Apache::longroup::coursegroups($one,$two);
 1382:                     my $emptysec = 0;
 1383:                     foreach my $sec (sort {$a cmp $b} keys %sections) {
 1384:                         $sec =~ s/\W//g;
 1385:                         if ($sec ne '') {
 1386:                             if (($sec eq 'none') || ($sec eq 'all') || 
 1387:                                 exists($curr_groups{$sec})) {
 1388:                                 $disallowed{$sec} = $url;
 1389:                                 next;
 1390:                             }
 1391:                             my $securl = $url.'/'.$sec;
 1392:                             $r->print(&Apache::loncommon::commit_standardrole($udom,$uname,$securl,$three,$start,$end,$one,$two,$sec));
 1393:                         } else {
 1394:                             $emptysec = 1;
 1395:                         }
 1396:                     }
 1397:                     if ($emptysec) {
 1398:                         $r->print(&Apache::loncommon::commit_standardrole($udom,$uname,$url,$three,$start,$end,$one,$two,''));
 1399:                     }
 1400:                 } 
 1401: 	    } elsif ($key=~/^form\.act\_([^\_]+)\_([^\_]+)$/) {
 1402: 		# Activate roles for sections with two id numbers
 1403: 		# set start, end times, and the url for the class
 1404: 		my $start = ( $env{'form.start_'.$1.'_'.$2} ? 
 1405: 			      $env{'form.start_'.$1.'_'.$2} : 
 1406: 			      $now );
 1407: 		my $end   = ( $env{'form.end_'.$1.'_'.$2} ? 
 1408: 			      $env{'form.end_'.$1.'_'.$2} :
 1409: 			      0 );
 1410: 		my $url='/'.$1.'/';
 1411:                 # split multiple sections
 1412:                 my %sections = ();
 1413:                 my $num_sections = &build_roles($env{'form.sec_'.$1.'_'.$2},\%sections,$2);
 1414:                 if ($num_sections == 0) {
 1415:                     $r->print(&Apache::loncommon::commit_standardrole($udom,$uname,$url,$2,$start,$end,$1,undef,''));
 1416:                 } else {
 1417:                     my $emptysec = 0;
 1418:                     foreach my $sec (sort {$a cmp $b} keys %sections) {
 1419:                         if ($sec ne '') {
 1420:                             my $securl = $url.'/'.$sec;
 1421:                             $r->print(&Apache::loncommon::commit_standardrole($udom,$uname,$securl,$2,$start,$end,$1,undef,$sec));
 1422:                         } else {
 1423:                             $emptysec = 1;
 1424:                         }
 1425:                     }
 1426:                     if ($emptysec) {
 1427:                         $r->print(&Apache::loncommon::commit_standardrole($udom,$uname,$url,$2,$start,$end,$1,undef,''));
 1428:                     }
 1429:                 }
 1430: 	    } else {
 1431: 		$r->print('<p>'.&mt('ERROR').': '.&mt('Unknown command').' <tt>'.$key.'</tt></p><br />');
 1432:             }
 1433:             foreach my $key (sort(keys(%disallowed))) {
 1434:                 if (($key eq 'none') || ($key eq 'all')) {  
 1435:                     $r->print('<p>'.&mt('[_1] may not be used as the name for a section, as it is a reserved word.',$key));
 1436:                 } else {
 1437:                     $r->print('<p>'.&mt('[_1] may not be used as the name for a section, as it is the name of a course group.',$key));
 1438:                 }
 1439:                 $r->print(' '.&mt('Please <a href="javascript:history.go(-1)">go back</a> and choose a different section name.').'</p><br />');
 1440:             }
 1441: 	}
 1442:     } # End of foreach (keys(%env))
 1443: # Flush the course logs so reverse user roles immediately updated
 1444:     &Apache::lonnet::flushcourselogs();
 1445:     $r->print('<p><a href="/adm/createuser">Create/Modify Another User</a></p>');
 1446:     $r->print(&Apache::loncommon::end_page());
 1447: }
 1448: 
 1449: sub build_roles {
 1450:     my ($sectionstr,$sections,$role) = @_;
 1451:     my $num_sections = 0;
 1452:     if ($sectionstr=~ /,/) {
 1453:         my @secnums = split/,/,$sectionstr;
 1454:         if ($role eq 'st') {
 1455:             $secnums[0] =~ s/\W//g;
 1456:             $$sections{$secnums[0]} = 1;
 1457:             $num_sections = 1;
 1458:         } else {
 1459:             foreach my $sec (@secnums) {
 1460:                 $sec =~ ~s/\W//g;
 1461:                 unless ($sec eq "") {
 1462:                     if (exists($$sections{$sec})) {
 1463:                         $$sections{$sec} ++;
 1464:                     } else {
 1465:                         $$sections{$sec} = 1;
 1466:                         $num_sections ++;
 1467:                     }
 1468:                 }
 1469:             }
 1470:         }
 1471:     } else {
 1472:         $sectionstr=~s/\W//g;
 1473:         unless ($sectionstr eq '') {
 1474:             $$sections{$sectionstr} = 1;
 1475:             $num_sections ++;
 1476:         }
 1477:     }
 1478: 
 1479:     return $num_sections;
 1480: }
 1481: 
 1482: # ========================================================== Custom Role Editor
 1483: 
 1484: sub custom_role_editor {
 1485:     my $r=shift;
 1486:     my $rolename=$env{'form.rolename'};
 1487: 
 1488:     if ($rolename eq 'make new role') {
 1489: 	$rolename=$env{'form.newrolename'};
 1490:     }
 1491: 
 1492:     $rolename=~s/[^A-Za-z0-9]//gs;
 1493: 
 1494:     unless ($rolename) {
 1495: 	&print_username_entry_form($r);
 1496:         return;
 1497:     }
 1498: 
 1499:     $r->print(&Apache::loncommon::start_page('Custom Role Editor'));
 1500:     my $syspriv='';
 1501:     my $dompriv='';
 1502:     my $coursepriv='';
 1503:     my ($rdummy,$roledef)=
 1504: 			 &Apache::lonnet::get('roles',["rolesdef_$rolename"]);
 1505: # ------------------------------------------------------- Does this role exist?
 1506:     $r->print('<h2>');
 1507:     if (($rdummy ne 'con_lost') && ($roledef ne '')) {
 1508: 	$r->print(&mt('Existing Role').' "');
 1509: # ------------------------------------------------- Get current role privileges
 1510: 	($syspriv,$dompriv,$coursepriv)=split(/\_/,$roledef);
 1511:     } else {
 1512: 	$r->print(&mt('New Role').' "');
 1513: 	$roledef='';
 1514:     }
 1515:     $r->print($rolename.'"</h2>');
 1516: # ------------------------------------------------------- What can be assigned?
 1517:     my %full=();
 1518:     my %courselevel=();
 1519:     my %courselevelcurrent=();
 1520:     foreach my $item (split(/\:/,$Apache::lonnet::pr{'cr:c'})) {
 1521: 	my ($priv,$restrict)=split(/\&/,$item);
 1522:         unless ($restrict) { $restrict='F'; }
 1523:         $courselevel{$priv}=$restrict;
 1524:         if ($coursepriv=~/\:$priv/) {
 1525: 	    $courselevelcurrent{$priv}=1;
 1526: 	}
 1527: 	$full{$priv}=1;
 1528:     }
 1529:     my %domainlevel=();
 1530:     my %domainlevelcurrent=();
 1531:     foreach my $item (split(/\:/,$Apache::lonnet::pr{'cr:d'})) {
 1532: 	my ($priv,$restrict)=split(/\&/,$item);
 1533:         unless ($restrict) { $restrict='F'; }
 1534:         $domainlevel{$priv}=$restrict;
 1535:         if ($dompriv=~/\:$priv/) {
 1536: 	    $domainlevelcurrent{$priv}=1;
 1537: 	}
 1538: 	$full{$priv}=1;
 1539:     }
 1540:     my %systemlevel=();
 1541:     my %systemlevelcurrent=();
 1542:     foreach my $item (split(/\:/,$Apache::lonnet::pr{'cr:s'})) {
 1543: 	my ($priv,$restrict)=split(/\&/,$item);
 1544:         unless ($restrict) { $restrict='F'; }
 1545:         $systemlevel{$priv}=$restrict;
 1546:         if ($syspriv=~/\:$priv/) {
 1547: 	    $systemlevelcurrent{$priv}=1;
 1548: 	}
 1549: 	$full{$priv}=1;
 1550:     }
 1551:     my %lt=&Apache::lonlocal::texthash(
 1552: 		    'prv'  => "Privilege",
 1553: 		    'crl'  => "Course Level",
 1554:                     'dml'  => "Domain Level",
 1555:                     'ssl'  => "System Level"
 1556: 				       );
 1557:     $r->print(<<ENDCCF);
 1558: <form method="post">
 1559: <input type="hidden" name="phase" value="set_custom_roles" />
 1560: <input type="hidden" name="rolename" value="$rolename" />
 1561: ENDCCF
 1562:     $r->print(&Apache::loncommon::start_data_table().
 1563:               &Apache::loncommon::start_data_table_header_row(). 
 1564: '<th>'.$lt{'prv'}.'</th><th>'.$lt{'crl'}.'</th><th>'.$lt{'dml'}.
 1565: '</th><th>'.$lt{'ssl'}.'</th>'.
 1566:               &Apache::loncommon::end_data_table_header_row());
 1567:     foreach my $priv (sort keys %full) {
 1568:         my $privtext = &Apache::lonnet::plaintext($priv);
 1569:         $r->print(&Apache::loncommon::start_data_table_row().
 1570: 	          '<td>'.$privtext.'</td><td>'.
 1571:     ($courselevel{$priv}?'<input type="checkbox" name="'.$priv.':c" '.
 1572:     ($courselevelcurrent{$priv}?'checked="1"':'').' />':'&nbsp;').
 1573:     '</td><td>'.
 1574:     ($domainlevel{$priv}?'<input type="checkbox" name="'.$priv.':d" '.
 1575:     ($domainlevelcurrent{$priv}?'checked="1"':'').' />':'&nbsp;').
 1576:     '</td><td>'.
 1577:     ($systemlevel{$priv}?'<input type="checkbox" name="'.$priv.':s" '.
 1578:     ($systemlevelcurrent{$priv}?'checked="1"':'').' />':'&nbsp;').
 1579:     '</td>'.
 1580:              &Apache::loncommon::end_data_table_row());
 1581:     }
 1582:     $r->print(&Apache::loncommon::end_data_table().
 1583:    '<input type="submit" value="'.&mt('Define Role').'" /></form>'.
 1584: 	      &Apache::loncommon::end_page());
 1585: }
 1586: 
 1587: # ---------------------------------------------------------- Call to definerole
 1588: sub set_custom_role {
 1589:     my ($r) = @_;
 1590: 
 1591:     my $rolename=$env{'form.rolename'};
 1592: 
 1593:     $rolename=~s/[^A-Za-z0-9]//gs;
 1594: 
 1595:     unless ($rolename) {
 1596: 	&print_username_entry_form($r);
 1597:         return;
 1598:     }
 1599: 
 1600:     $r->print(&Apache::loncommon::start_page('Save Custom Role').'<h2>');
 1601:     my ($rdummy,$roledef)=
 1602: 	&Apache::lonnet::get('roles',["rolesdef_$rolename"]);
 1603: 
 1604: # ------------------------------------------------------- Does this role exist?
 1605:     if (($rdummy ne 'con_lost') && ($roledef ne '')) {
 1606: 	$r->print(&mt('Existing Role').' "');
 1607:     } else {
 1608: 	$r->print(&mt('New Role').' "');
 1609: 	$roledef='';
 1610:     }
 1611:     $r->print($rolename.'"</h2>');
 1612: # ------------------------------------------------------- What can be assigned?
 1613:     my $sysrole='';
 1614:     my $domrole='';
 1615:     my $courole='';
 1616: 
 1617:     foreach my $item (split(/\:/,$Apache::lonnet::pr{'cr:c'})) {
 1618: 	my ($priv,$restrict)=split(/\&/,$item);
 1619:         unless ($restrict) { $restrict=''; }
 1620:         if ($env{'form.'.$priv.':c'}) {
 1621: 	    $courole.=':'.$item;
 1622: 	}
 1623:     }
 1624: 
 1625:     foreach my $item (split(/\:/,$Apache::lonnet::pr{'cr:d'})) {
 1626: 	my ($priv,$restrict)=split(/\&/,$item);
 1627:         unless ($restrict) { $restrict=''; }
 1628:         if ($env{'form.'.$priv.':d'}) {
 1629: 	    $domrole.=':'.$item;
 1630: 	}
 1631:     }
 1632: 
 1633:     foreach my $item (split(/\:/,$Apache::lonnet::pr{'cr:s'})) {
 1634: 	my ($priv,$restrict)=split(/\&/,$item);
 1635:         unless ($restrict) { $restrict=''; }
 1636:         if ($env{'form.'.$priv.':s'}) {
 1637: 	    $sysrole.=':'.$item;
 1638: 	}
 1639:     }
 1640:     $r->print('<br />Defining Role: '.
 1641: 	   &Apache::lonnet::definerole($rolename,$sysrole,$domrole,$courole));
 1642:     if ($env{'request.course.id'}) {
 1643:         my $url='/'.$env{'request.course.id'};
 1644:         $url=~s/\_/\//g;
 1645: 	$r->print('<br />'.&mt('Assigning Role to Self').': '.
 1646: 	      &Apache::lonnet::assigncustomrole($env{'user.domain'},
 1647: 						$env{'user.name'},
 1648: 						$url,
 1649: 						$env{'user.domain'},
 1650: 						$env{'user.name'},
 1651: 						$rolename));
 1652:     }
 1653:     $r->print('<p><a href="/adm/createuser">Create another role, or Create/Modify a user.</a></p>');
 1654:     $r->print(&Apache::loncommon::end_page());
 1655: }
 1656: 
 1657: # ================================================================ Main Handler
 1658: sub handler {
 1659:     my $r = shift;
 1660: 
 1661:     if ($r->header_only) {
 1662:        &Apache::loncommon::content_type($r,'text/html');
 1663:        $r->send_http_header;
 1664:        return OK;
 1665:     }
 1666: 
 1667:     if ((&Apache::lonnet::allowed('cta',$env{'request.course.id'})) ||
 1668:         (&Apache::lonnet::allowed('cin',$env{'request.course.id'})) || 
 1669:         (&Apache::lonnet::allowed('ccr',$env{'request.course.id'})) || 
 1670:         (&Apache::lonnet::allowed('cep',$env{'request.course.id'})) ||
 1671: 	(&authorpriv($env{'user.name'},$env{'request.role.domain'})) ||
 1672:         (&Apache::lonnet::allowed('mau',$env{'request.role.domain'}))) {
 1673:        &Apache::loncommon::content_type($r,'text/html');
 1674:        $r->send_http_header;
 1675:        unless ($env{'form.phase'}) {
 1676: 	   &print_username_entry_form($r);
 1677:        }
 1678:        if ($env{'form.phase'} eq 'get_user_info') {
 1679:            &print_user_modification_page($r);
 1680:        } elsif ($env{'form.phase'} eq 'update_user_data') {
 1681:            &update_user_data($r);
 1682:        } elsif ($env{'form.phase'} eq 'selected_custom_edit') {
 1683:            &custom_role_editor($r);
 1684:        } elsif ($env{'form.phase'} eq 'set_custom_roles') {
 1685: 	   &set_custom_role($r);
 1686:        }
 1687:    } else {
 1688:       $env{'user.error.msg'}=
 1689:         "/adm/createuser:mau:0:0:Cannot modify user data";
 1690:       return HTTP_NOT_ACCEPTABLE; 
 1691:    }
 1692:    return OK;
 1693: } 
 1694: 
 1695: #-------------------------------------------------- functions for &phase_two
 1696: sub course_level_table {
 1697:     my (%inccourses) = @_;
 1698:     my $table = '';
 1699: # Custom Roles?
 1700: 
 1701:     my %customroles=&my_custom_roles();
 1702:     my %lt=&Apache::lonlocal::texthash(
 1703:             'exs'  => "Existing sections",
 1704:             'new'  => "Define new section",
 1705:             'ssd'  => "Set Start Date",
 1706:             'sed'  => "Set End Date",
 1707:             'crl'  => "Course Level",
 1708:             'act'  => "Activate",
 1709:             'rol'  => "Role",
 1710:             'ext'  => "Extent",
 1711:             'grs'  => "Section",
 1712:             'sta'  => "Start",
 1713:             'end'  => "End"
 1714:     );
 1715: 
 1716:     foreach my $protectedcourse (sort( keys(%inccourses))) {
 1717: 	my $thiscourse=$protectedcourse;
 1718: 	$thiscourse=~s:_:/:g;
 1719: 	my %coursedata=&Apache::lonnet::coursedescription($thiscourse);
 1720: 	my $area=$coursedata{'description'};
 1721:         my $type=$coursedata{'type'};
 1722: 	if (!defined($area)) { $area=&mt('Unavailable course').': '.$protectedcourse; }
 1723: 	my ($domain,$cnum)=split(/\//,$thiscourse);
 1724:         my %sections_count;
 1725:         if (defined($env{'request.course.id'})) {
 1726:             if ($env{'request.course.id'} eq $domain.'_'.$cnum) {
 1727:                 %sections_count = 
 1728: 		    &Apache::loncommon::get_sections($domain,$cnum);
 1729:             }
 1730:         }
 1731: 	foreach my $role ('st','ta','ep','in','cc') {
 1732: 	    if (&Apache::lonnet::allowed('c'.$role,$thiscourse)) {
 1733: 		my $plrole=&Apache::lonnet::plaintext($role);
 1734: 		$table .= &Apache::loncommon::start_data_table_row().
 1735: '<td><input type="checkbox" name="act_'.$protectedcourse.'_'.$role.'"></td>
 1736: <td>'.$plrole.'</td>
 1737: <td>'.$area.'<br />Domain: '.$domain.'</td>'."\n";
 1738: 	        if ($role ne 'cc') {
 1739:                     if (%sections_count) {
 1740:                         my $currsec = &course_sections(\%sections_count,$protectedcourse.'_'.$role);
 1741:                         $table .= 
 1742:                     '<td><table class="LC_createuser">'.
 1743:                      '<tr class="LC_section_row">
 1744:                         <td valign="top">'.$lt{'exs'}.'<br />'.
 1745:                         $currsec.'</td>'.
 1746:                      '<td>&nbsp;&nbsp;</td>'.
 1747:                      '<td valign="top">&nbsp;'.$lt{'new'}.'<br />'.
 1748:                      '<input type="text" name="newsec_'.$protectedcourse.'_'.$role.'" value="" /></td>'.
 1749:                      '<input type="hidden" '.
 1750:                      'name="sec_'.$protectedcourse.'_'.$role.'"></td>'.
 1751:                      '</tr></table></td>';
 1752:                     } else {
 1753:                         $table .= '<td><input type="text" size="10" '.
 1754:                      'name="sec_'.$protectedcourse.'_'.$role.'"></td>';
 1755:                     }
 1756:                 } else { 
 1757: 		    $table .= '<td>&nbsp</td>';
 1758:                 }
 1759: 		$table .= <<ENDTIMEENTRY;
 1760: <td><input type=hidden name="start_$protectedcourse\_$role" value=''>
 1761: <a href=
 1762: "javascript:pjump('date_start','Start Date $plrole',document.cu.start_$protectedcourse\_$role.value,'start_$protectedcourse\_$role','cu.pres','dateset')">$lt{'ssd'}</a></td>
 1763: <td><input type=hidden name="end_$protectedcourse\_$role" value=''>
 1764: <a href=
 1765: "javascript:pjump('date_end','End Date $plrole',document.cu.end_$protectedcourse\_$role.value,'end_$protectedcourse\_$role','cu.pres','dateset')">$lt{'sed'}</a></td>
 1766: ENDTIMEENTRY
 1767:                 $table.= &Apache::loncommon::end_data_table_row();
 1768:             }
 1769:         }
 1770:         foreach my $cust (sort keys %customroles) {
 1771: 	    if (&Apache::lonnet::allowed('ccr',$thiscourse)) {
 1772: 		my $plrole=$cust;
 1773:                 my $customrole=$protectedcourse.'_cr_cr_'.$env{'user.domain'}.
 1774: 		    '_'.$env{'user.name'}.'_'.$plrole;
 1775: 		$table .= &Apache::loncommon::start_data_table_row().
 1776: '<td><input type="checkbox" name="act_'.$customrole.'"></td>
 1777: <td>'.$plrole.'</td>
 1778: <td>'.$area.'</td>'."\n";
 1779:                 if (%sections_count) {
 1780:                     my $currsec = &course_sections(\%sections_count,$customrole);
 1781:                     $table.=
 1782:                    '<td><table border="0" cellspacing="0" cellpadding="0">'.
 1783:                    '<tr><td valign="top">'.$lt{'exs'}.'<br />'.
 1784:                      $currsec.'</td>'.
 1785:                    '<td>&nbsp;&nbsp;</td>'.
 1786:                    '<td valign="top">&nbsp;'.$lt{'new'}.'<br />'.
 1787:                    '<input type="text" name="newsec_'.$customrole.'" value="" /></td>'.
 1788:                    '<input type="hidden" '.
 1789:                    'name="sec_'.$customrole.'"></td>'.
 1790:                    '</tr></table></td>';
 1791:                 } else {
 1792:                     $table .= '<td><input type="text" size="10" '.
 1793:                      'name="sec_'.$customrole.'"></td>';
 1794:                 }
 1795:                 $table .= <<ENDENTRY;
 1796: <td><input type=hidden name="start_$customrole" value=''>
 1797: <a href=
 1798: "javascript:pjump('date_start','Start Date $plrole',document.cu.start_$customrole.value,'start_$customrole','cu.pres','dateset')">$lt{'ssd'}</a></td>
 1799: <td><input type=hidden name="end_$customrole" value=''>
 1800: <a href=
 1801: "javascript:pjump('date_end','End Date $plrole',document.cu.end_$customrole.value,'end_$customrole','cu.pres','dateset')">$lt{'sed'}</a></td>
 1802: ENDENTRY
 1803:                $table .= &Apache::loncommon::end_data_table_row();
 1804:            }
 1805: 	}
 1806:     }
 1807:     return '' if ($table eq ''); # return nothing if there is nothing 
 1808:                                  # in the table
 1809:     my $result = '
 1810: <h4>'.$lt{'crl'}.'</h4>'.
 1811: &Apache::loncommon::start_data_table().
 1812: &Apache::loncommon::start_data_table_header_row().
 1813: '<th>'.$lt{'act'}.'</th><th>'.$lt{'rol'}.'</th><th>'.$lt{'ext'}.'</th>
 1814: <th>'.$lt{'grs'}.'</th><th>'.$lt{'sta'}.'</th><th>'.$lt{'end'}.'</th>'.
 1815: &Apache::loncommon::end_data_table_header_row().
 1816: &Apache::loncommon::start_data_table_row().
 1817: $table.
 1818: &Apache::loncommon::end_data_table_row().
 1819: &Apache::loncommon::end_data_table();
 1820:     return $result;
 1821: }
 1822: 
 1823: sub course_sections {
 1824:     my ($sections_count,$role) = @_;
 1825:     my $output = '';
 1826:     my @sections = (sort {$a <=> $b} keys %{$sections_count});
 1827:     if (scalar(@sections) == 1) {
 1828:         $output = '<select name="currsec_'.$role.'" >'."\n".
 1829:                   '  <option value="">Select</option>'."\n".
 1830:                   '  <option value="">No section</option>'."\n".
 1831:                   '  <option value="'.$sections[0].'" >'.$sections[0].'</option>'."\n";
 1832:     } else {
 1833:         $output = '<select name="currsec_'.$role.'" ';
 1834:         my $multiple = 4;
 1835:         if (scalar(@sections) < 4) { $multiple = scalar(@sections); }
 1836:         $output .= 'multiple="multiple" size="'.$multiple.'">'."\n";
 1837:         foreach my $sec (@sections) {
 1838:             $output .= '<option value="'.$sec.'">'.$sec."</option>\n";
 1839:         }
 1840:     }
 1841:     $output .= '</select>'; 
 1842:     return $output;
 1843: }
 1844: 
 1845: sub course_level_dc {
 1846:     my ($dcdom) = @_;
 1847:     my %customroles=&my_custom_roles();
 1848:     my $hiddenitems = '<input type="hidden" name="dcdomain" value="'.$dcdom.'" />'.
 1849:                       '<input type="hidden" name="origdom" value="'.$dcdom.'" />'.
 1850:                       '<input type="hidden" name="dccourse" value="" />';
 1851:     my $courseform='<b>'.&Apache::loncommon::selectcourse_link
 1852:             ('cu','dccourse','dcdomain','coursedesc',undef,undef,'Course').'</b>';
 1853:     my $cb_jscript = &Apache::loncommon::coursebrowser_javascript($dcdom,'currsec','cu');
 1854:     my %lt=&Apache::lonlocal::texthash(
 1855:                     'rol'  => "Role",
 1856:                     'grs'  => "Section",
 1857:                     'exs'  => "Existing sections",
 1858:                     'new'  => "Define new section", 
 1859:                     'sta'  => "Start",
 1860:                     'end'  => "End",
 1861:                     'ssd'  => "Set Start Date",
 1862:                     'sed'  => "Set End Date"
 1863:                   );
 1864:     my $header = '<h4>'.&mt('Course Level').'</h4>'.
 1865:                  &Apache::loncommon::start_data_table().
 1866:                  &Apache::loncommon::start_data_table_header_row().
 1867:                  '<th>'.$courseform.'</th><th>'.$lt{'rol'}.'</th><th>'.$lt{'grs'}.'</th><th>'.$lt{'sta'}.'</th><th>'.$lt{'end'}.'</th>'.
 1868:                  &Apache::loncommon::end_data_table_header_row();
 1869:     my $otheritems = &Apache::loncommon::start_data_table_row()."\n".
 1870:                      '<td><input type="text" name="coursedesc" value="" onFocus="this.blur();opencrsbrowser('."'cu','dccourse','dcdomain','coursedesc',''".')" /></td>'."\n".
 1871:                      '<td><select name="role">'."\n";
 1872:     foreach  my $role ('st','ta','ep','in','cc') {
 1873:         my $plrole=&Apache::lonnet::plaintext($role);
 1874:         $otheritems .= '  <option value="'.$role.'">'.$plrole;
 1875:     }
 1876:     if ( keys %customroles > 0) {
 1877:         foreach my $cust (sort keys %customroles) {
 1878:             my $custrole='cr_cr_'.$env{'user.domain'}.
 1879:                     '_'.$env{'user.name'}.'_'.$cust;
 1880:             $otheritems .= '  <option value="'.$custrole.'">'.$cust;
 1881:         }
 1882:     }
 1883:     $otheritems .= '</select></td><td>'.
 1884:                      '<table border="0" cellspacing="0" cellpadding="0">'.
 1885:                      '<tr><td valign="top"><b>'.$lt{'exs'}.'</b><br /><select name="currsec">'.
 1886:                      ' <option value=""><--'.&mt('Pick course first').'</select></td>'.
 1887:                      '<td>&nbsp;&nbsp;</td>'.
 1888:                      '<td valign="top">&nbsp;<b>'.$lt{'new'}.'</b><br />'.
 1889:                      '<input type="text" name="newsec" value="" />'.
 1890:                      '<input type="hidden" name="groups" value="" /></td>'.
 1891:                      '</tr></table></td>';
 1892:     $otheritems .= <<ENDTIMEENTRY;
 1893: <td><input type=hidden name="start" value=''>
 1894: <a href=
 1895: "javascript:pjump('date_start','Start Date',document.cu.start.value,'start','cu.pres','dateset')">$lt{'ssd'}</a></td>
 1896: <td><input type=hidden name="end" value=''>
 1897: <a href=
 1898: "javascript:pjump('date_end','End Date',document.cu.end.value,'end','cu.pres','dateset')">$lt{'sed'}</a></td>
 1899: ENDTIMEENTRY
 1900:     $otheritems .= &Apache::loncommon::end_data_table_row().
 1901:                    &Apache::loncommon::end_data_table()."\n";
 1902:     return $cb_jscript.$header.$hiddenitems.$otheritems;
 1903: }
 1904: 
 1905: #---------------------------------------------- end functions for &phase_two
 1906: 
 1907: #--------------------------------- functions for &phase_two and &phase_three
 1908: 
 1909: #--------------------------end of functions for &phase_two and &phase_three
 1910: 
 1911: 1;
 1912: __END__
 1913: 
 1914: 

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