Annotation of loncom/interface/lonpopulate.pm, revision 1.50

1.4       albertel    1: # automated enrollment configuration handler
1.50    ! albertel    2: # $Id: lonpopulate.pm,v 1.49 2007/03/08 01:58:45 albertel Exp $
1.4       albertel    3: #
                      4: # Copyright Michigan State University Board of Trustees
                      5: #
                      6: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
                      7: #
                      8: # LON-CAPA is free software; you can redistribute it and/or modify
                      9: # it under the terms of the GNU General Public License as published by
                     10: # the Free Software Foundation; either version 2 of the License, or
                     11: # (at your option) any later version.
                     12: #
                     13: # LON-CAPA is distributed in the hope that it will be useful,
                     14: # but WITHOUT ANY WARRANTY; without even the implied warranty of
                     15: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     16: # GNU General Public License for more details.
                     17: #
                     18: # You should have received a copy of the GNU General Public License
                     19: # along with LON-CAPA; if not, write to the Free Software
                     20: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     21: #
                     22: # /home/httpd/html/adm/gpl.txt
                     23: #
                     24: # http://www.lon-capa.org/
                     25: #
1.1       raeburn    26: package Apache::lonpopulate;
                     27: 
                     28: use strict;
                     29: use lib qw(/home/httpd/lib/perl);
1.7       raeburn    30: use Apache::lonnet;
                     31: use Apache::loncommon;
                     32: use Apache::lonhtmlcommon;
1.3       albertel   33: use Apache::lonlocal;
1.14      raeburn    34: use Apache::loncoursedata;
1.43      raeburn    35: use Apache::longroup;
1.1       raeburn    36: use Apache::Constants qw(:common :http REDIRECT);
                     37: use Time::Local;
1.7       raeburn    38: use LONCAPA::Enrollment;
1.1       raeburn    39: 
                     40: ###############################################################
                     41: sub header {
1.41      albertel   42:     return &Apache::loncommon::start_page('Classlist Manager');
1.1       raeburn    43: }
                     44: 
                     45: ###############################################################
                     46: 
                     47: sub choose_header {
1.41      albertel   48:     my ($action) = @_;
1.45      raeburn    49:     my $notify_check = '/^note_[0-9]+$/';
1.1       raeburn    50:     my $scripttag = qq|
                     51: <script language='javascript' type='text/javascript'>
                     52: <!--
1.16      raeburn    53: function process(calling,numauto,nummanual,numlock,numunlock) {
1.1       raeburn    54:  var checker = 1
                     55:  var rad1 = 0
                     56:  var rad2 = 0
                     57:  var formName = document.forms.enter
1.14      raeburn    58:  if (calling == "viewclass") {
                     59:      formName = document.forms.studentform
                     60:  }
1.1       raeburn    61:  formName.action.value = calling
                     62:  if (calling == "chgsettings") {
                     63:    for (var j=0; j<formName.autoadds.length; j++) {
                     64:        if (formName.autoadds[j].checked) {
                     65:            rad1 = 1
                     66:        }
                     67:    }
                     68:    for (var k=0; k<formName.autodrops.length; k++) {
                     69:        if (formName.autodrops[k].checked) {
                     70:            rad2 = 1
                     71:        }
                     72:    }
                     73:    if (rad1 == 0) {
1.17      raeburn    74:        alert("You must select either 'Enable' or 'Disable' for nightly additions based on classlist changes")
1.1       raeburn    75:        checker = 0
                     76:    }
                     77:    if (rad2 == 0) {
1.17      raeburn    78:        alert("You must select either 'Enable' or 'Disable' for nightly removals based on classlist changes")
1.1       raeburn    79:        checker = 0
                     80:    }
                     81:  }
                     82:  if (calling == "updatenow") {
                     83:      var enrolldis
                     84:      var unenrolldis
                     85:      for (var j=0; j<formName.updateadds.length; j++) {
                     86:          if (formName.updateadds[j].value == 0) {
                     87:              enrolldis = j
                     88:          }
                     89:          if (formName.updateadds[j].checked) {
                     90:              rad1 = 1
                     91:          }
                     92:      }
                     93:      for (var k=0; k<formName.updatedrops.length; k++) {
                     94:          if (formName.updatedrops[k].value == 0) {
                     95:              unenrolldis = k 
                     96:          }
                     97:          if (formName.updatedrops[k].checked) {
                     98:              rad2 = 1
                     99:          }
                    100:      }
                    101:      if (rad1 == 0) {
1.17      raeburn   102:          alert("You must select either 'Yes' or 'No' for immediate addition of newly registered students to the roster")
1.1       raeburn   103:          checker = 0
                    104:      }
                    105:      if (rad2 == 0) {
1.17      raeburn   106:          alert("You must select either 'Yes' or 'No' for immediate removal of unregistered students from the roster")
1.1       raeburn   107:          checker = 0
                    108:      }
                    109:      if (formName.updatedrops[unenrolldis].checked && formName.updateadds[enrolldis].checked ) {
1.17      raeburn   110:          alert("You have selected 'No' for both addition and removal of students\\n in the Registrar's classlist but not in your LON-CAPA course.  \\nHence there is no update to carry out")
1.1       raeburn   111:          checker = 0
                    112:      }
                    113:  }
1.45      raeburn   114:  if (calling == "notify") {
                    115:      var totalnote = 0;
1.47      albertel  116:      for (var i=0; i<formName.elements.length; i++) {
                    117: 	 var elementname = formName.elements[i].name;
                    118: 	 var check_name = elementname.match($notify_check);
                    119: 	 if (check_name != null) {
                    120: 	     if (formName.elements[i].checked) {
                    121: 		 totalnote ++;
                    122: 	     }
                    123: 	 } 
                    124:      }
                    125:      if (totalnote > 0) {
                    126: 	 if (formName.notify[1].checked == true) {
                    127: 	     if (confirm("You have indicated that you do not want notification of roster changes messages to be sent, but "+totalnote+" have been checked as recipients.\\nClick 'OK' to erase all recipients, or 'Cancel'.")) {
                    128: 		 checker  = 1;
                    129: 	     } else {
                    130: 		 checker = 0;
                    131: 	     }
                    132: 	 }
                    133:      } else {
                    134: 	 if (formName.notify[0].checked == true) {
                    135: 	     alert("You have indicated that you want notification of roster changes messages to be sent, but you have not selected any recipients.");
                    136: 	     checker = 0;
                    137: 	 }
1.45      raeburn   138:      }
                    139:  }
1.14      raeburn   140:  if (calling == "viewclass") {
1.16      raeburn   141:      var totcheck = 0
1.20      raeburn   142:      var numchk = 0
1.16      raeburn   143:      if (numauto > 0) {
1.20      raeburn   144:          numchk = countChecked(document.studentform.chgauto);
                    145:          totcheck = totcheck + numchk
1.16      raeburn   146:      }
                    147:      if (nummanual > 0) {
1.20      raeburn   148:          numchk = countChecked(document.studentform.chgmanual);
                    149:          totcheck = totcheck + numchk
1.16      raeburn   150:      }
                    151:      if (numlock > 0) {
1.20      raeburn   152:          numchk = countChecked(document.studentform.lockchg);
                    153:          totcheck = totcheck + numchk
1.16      raeburn   154:      }
                    155:      if (numunlock > 0) {
1.20      raeburn   156:          numchk = countChecked(document.studentform.unlockchg);
                    157:          totcheck = totcheck + numchk
1.16      raeburn   158:      }
                    159:      if (totcheck > 0) {
1.20      raeburn   160:         document.forms.studentform.state.value = "process";
                    161:      }
                    162:      if (totcheck == 0) {
1.16      raeburn   163:         alert("You must check at least one checkbox, before proceeding to the next page")
                    164:         checker = 0
                    165:      }
1.14      raeburn   166:  } 
1.1       raeburn   167:  if (checker == 1) {  
                    168:      formName.submit();
                    169:  }
                    170: }
1.16      raeburn   171: |;
                    172:     if ($action eq 'viewclass') {
1.25      raeburn   173:         $scripttag .= &Apache::loncommon::check_uncheck_jscript();
1.16      raeburn   174:         $scripttag .= qq|
1.20      raeburn   175: function countChecked(field) {
                    176:     var count = 0;
                    177:     if (field.length > 0) {
                    178:         for (var i=0; i<field.length; i++) {
                    179:             if (field[i].checked == true) {
                    180:                 count ++
                    181:             }
                    182:         }
                    183:     } else {
                    184:         if (field.checked == true) {
                    185:             count ++
                    186:         }
                    187:     }
                    188:     return count
                    189: }
                    190: 
1.16      raeburn   191: |;
                    192:     }
                    193:     $scripttag .= qq|
1.1       raeburn   194: // End hiding -->
                    195: </script>
                    196: |;
1.41      albertel  197: 
                    198:     return &Apache::loncommon::start_page('Classlist Manager',
                    199: 					  $scripttag);
1.1       raeburn   200: }
                    201: 
                    202: sub print_mainbox {
                    203:     my ($r,$tasklongref,$realm,$reply) = @_;
                    204:     my $action = "information";
1.23      albertel  205:     if ( exists($env{'form.action'}) ) {
                    206:         $action = $env{'form.action'};
1.1       raeburn   207:     }
                    208:     my $page = '';
                    209:     if ($action eq "information") {
                    210:         $page = "<b>Automated Enrollment</b>";
                    211:     } else {
                    212:         $page =  '<a href="/adm/populate">Automated Enrollment</a>';
                    213:         if ($reply) {
                    214:             if ($action eq "newcross") {
                    215:                 $action = "crosslist";
                    216:             } elsif ($action eq "newsections") {
                    217:                 $action = "sections"; 
                    218:             }
                    219:             $page .= "-&gt; <a href=\"/adm/populate?action=$action\">".$$tasklongref{$action}."</a> -&gt; <b>result</b>";
                    220:         } else {
                    221:             $page .=  " -&gt; <b>".$$tasklongref{$action}."</b>"; 
                    222:         }
                    223:     }
                    224:     $r->print(<<ENDTHIS);
                    225: <table width="100%" border="0" cellpadding="0" cellspacing="0">
                    226:  <tr>
                    227:   <td bgcolor="#CCCCFF"> 
                    228:    <font size="2"><a href="/adm/menu">$realm</a> -&gt; <a href="/adm/dropadd">Enrollment Manager</a> -&gt; $page</font><br/>
                    229:   </td>
                    230:   <td align="right" bgcolor="#CCCCFF" valign="top">
                    231:    <font size="+1">Automated Enrollment Manager&nbsp;</font>
                    232:   </td>
                    233:  </tr>
                    234: </table>
                    235: <table width="100%" border="0" cellpadding="0" cellspacing="0">
                    236:  <tr>
                    237: ENDTHIS
                    238: }
                    239: 
                    240: sub print_navmenu {
                    241:     my ($r,$tasksref,$tasklongref) = @_;
                    242:     my $action = "information";
1.23      albertel  243:     if (exists($env{'form.action'}) ) {
                    244:         $action = $env{'form.action'};
1.1       raeburn   245:     }
                    246:     $r->print(<<ENDONE);
                    247:   <td width="10" valign="top" bgcolor="#DDFFFF">&nbsp;</td>
                    248:   <td width="20%" valign="top" bgcolor="#DDFFFF">
                    249:    <br/>
                    250: ENDONE
                    251:     foreach my $task (@{$tasksref}) {
                    252:         if ($task eq $action) {
                    253:             $r->print(" 
                    254:    <p>
                    255:    <font color=\"#999999\">
                    256:     <b>$$tasklongref{$task}</b><br/>
                    257:    </font>
                    258:    </p>"); 
                    259:         } else {
                    260:             $r->print("
                    261:    <p>
                    262:    <font color=\"#004263\">
                    263:     <b><a href=\"/adm/populate?action=$task\">$$tasklongref{$task}</a></b><br/>
                    264:    </font> 
                    265:    </p>");
                    266: 
                    267:         }
                    268:     }
                    269:     $r->print("
                    270:   <p>&nbsp;</p>
                    271:   </td>
                    272:   <td width=\"10\" valign=\"top\" bgcolor=\"#CCCCFF\">&nbsp;</td>
                    273:   <td width=\"10\" valign=\"top\" bgcolor=\"#FFFFFF\">&nbsp;</td>
                    274:   <td bgcolor=\"#ffffff\" valign=\"top\">");
                    275: }
                    276: 
                    277: ###############################################################
                    278: 
                    279: sub print_main_frame {
1.13      raeburn   280:   my ($r,$realm,$dom,$crs,$tasktitleref) = @_;
1.1       raeburn   281:   my $action = "information";
1.23      albertel  282:   if (exists($env{'form.action'}) ) {
                    283:       $action = $env{'form.action'};
1.1       raeburn   284:   }
                    285: 
                    286: # Get course settings
                    287:   my %enrollvar;
                    288:   my @bgcolors=("#eeeeee","#cccccc");
                    289:   my %settings = &Apache::lonnet::dump('environment',$dom,$crs);
                    290:   foreach my $item (keys %settings) {
                    291:       if ($item =~ m/^internal\.(.+)$/) {
                    292:           $enrollvar{$1} = $settings{$item};
1.14      raeburn   293:       } elsif ($item =~ /^default_enrollment_(start|end)_date$/) {
                    294:           $enrollvar{$item} = $settings{$item};
1.1       raeburn   295:       }
                    296:   }
                    297: 
                    298:   if ($action eq "information") {
                    299:       $r->print(<<ENDONE);
1.2       raeburn   300:           <br/><table border='0' width='100%'>
1.1       raeburn   301:             <tr>
                    302:               <td>&nbsp;</td>
                    303:               <td><b>Use the menu on the left to choose an enrollment management task.</b><br/><br/></td>
                    304:             <tr>
                    305:               <td>&nbsp;</td>
1.16      raeburn   306:               <td>Use <i>"Automated adds/drops"</i> to enable or disable automatic nightly adds or drops in your LON-CAPA course based on institutional enrollment information.</td>
1.1       raeburn   307:             </tr>
                    308:             <tr>
                    309:               <td>&nbsp;</td>
                    310:               <td>Use <i>"Change enrollment dates"</i> to change the date of first automated enrollment and/or the date of last automated enrollment for registered students.</td>
                    311:             </tr>
                    312:             <tr>
                    313:               <td>&nbsp;</td>
1.14      raeburn   314:               <td>Use <i>"Change access dates"</i> to change the default start and/or end dates for student roles created by automated enrollment.</td>
                    315:             </tr>
                    316:             <tr>
                    317:               <td>&nbsp;</td>
1.1       raeburn   318:               <td>Use <i>"Notification of changes"</i> to enable or disable notification of enrollment changes and to add or remove course coordinators from the recipient list.</td>
                    319:             </tr>
                    320:             <tr>
                    321:               <td>&nbsp;</td>
                    322:               <td>Use <i>"Change crosslisting"</i> to include or exclude enrollment from crosslisted classes.</td>
                    323:             </tr>
                    324:             <tr>
                    325:               <td>&nbsp;</td>
                    326:               <td>Use <i>"Section settings"</i> to make changes to the choice of sections included for enrollment in your LON-CAPA course.</td>
                    327:             </tr>
                    328:               <td>&nbsp;</td>
1.42      raeburn   329:               <td>Use <i>"Student photo settings"</i> to enable or disable automatic import of photos for registered students in your course.</td>
1.1       raeburn   330:             </tr>
                    331:             <tr>
                    332:               <td>&nbsp;</td>
                    333:               <td>Use <i>"Update roster now"</i> to add and/or drop students from your course based on the <b>most current</b> institutional classlist information.</td>
                    334:             </tr>
                    335:             <tr>
1.16      raeburn   336:               <td>&nbsp;</td>
1.34      raeburn   337:               <td>Use <i>"Update student photos"</i> to import your institution's <b>most current</b> digital photos for registered students in your course.</td>
                    338:             </tr>
                    339:             <tr>
                    340:               <td>&nbsp;</td>
1.16      raeburn   341:               <td>Use <i>"View students and change type"</i> to display the current course roster, and (optionally) change enrollment type for selected students from 'auto' to 'manual' and vice versa.</td>
                    342:             </tr>
                    343:             <tr>
1.1       raeburn   344:              <td colspan='2'>&nbsp;</td>
                    345:             </tr>
                    346:             <tr>
                    347:              <td>&nbsp;</td>
                    348:              <td><b>Note: if automated adds and/or drops are enabled, the nightly enrollment update will ONLY occur once the first enrollment date has been reached.</b></td>
                    349:             </tr>
                    350:           </table>
                    351: ENDONE
                    352:   } elsif ($action eq "chgsettings") {
                    353:       my @autosets = ("OFF","ON");
                    354:       $r->print(<<ENDTWO);
                    355:                   <form name="enter" method="post"><br/>
                    356: 		  <table width="100%" border="0" cellpadding="2" cellspacing="2">
                    357: 		   <tr>
                    358: 		    <td align="left"><b>$$tasktitleref{$action}</b><br/>
                    359: 		       Currently: Nightly adds: <i>$autosets[$enrollvar{autoadds}]</i>, Nightly drops: <i>$autosets[$enrollvar{autodrops}]</i>
                    360: 		    </td>
                    361:                    </tr>
                    362: 		  </table>
                    363: 		  <table width="100%" border="0" cellpadding="3" cellspacing="3">
                    364: 		    <tr>
                    365: 		     <td>
                    366: 		         Additions based on classlist changes:&nbsp;&nbsp;
                    367: ENDTWO
                    368:       if ($enrollvar{autoadds}) {
                    369:           $r->print("
1.39      albertel  370: 			    <label><input type=\"radio\" name=\"autoadds\" value=\"1\" checked=\"true\" />&nbsp;Enable&nbsp;&nbsp;&nbsp;</label>
                    371: 			    <label><input type=\"radio\" name=\"autoadds\" value=\"0\" />&nbsp;Disable</label>
1.1       raeburn   372:          ");
                    373:       } else {
                    374:           $r->print("
1.39      albertel  375:                             <label><input type=\"radio\" name=\"autoadds\" value=\"1\" />&nbsp;Enable&nbsp;&nbsp;&nbsp;</label>
                    376:                             <label><input type=\"radio\" name=\"autoadds\" value=\"0\" checked=\"true\" />&nbsp;Disable</label>
1.1       raeburn   377:          ");
                    378:       }
                    379:       $r->print("
                    380:               </td>
                    381:              </tr>
                    382:              <tr>
                    383:               <td>
                    384:  	       Removals based on classlist changes:&nbsp;&nbsp;");
                    385:       if ($enrollvar{autodrops}) {
                    386:           $r->print("
1.39      albertel  387:                 <label><input type=\"radio\" name=\"autodrops\" value=\"1\" checked=\"true\" />&nbsp;Enable&nbsp;&nbsp;&nbsp;</label>
                    388:                 <label><input type=\"radio\" name=\"autodrops\" value=\"0\" />&nbsp;Disable</label>");
1.1       raeburn   389:       } else {
                    390:           $r->print("
1.39      albertel  391:                 <label><input type=\"radio\" name=\"autodrops\" value=\"1\" />&nbsp;Enable&nbsp;&nbsp;&nbsp;</label>
                    392:                 <label><input type=\"radio\" name=\"autodrops\" value=\"0\" checked=\"true\" />&nbsp;Disable</label>");
1.1       raeburn   393:       }
                    394:       $r->print("
                    395:               </td>
                    396:              </tr>
                    397:              <tr>
                    398:               <td>
                    399:                <font color=\"#888888\">
                    400: Note: Any students added manually by course coordinators using the Enrollment Manager will be unaffected by the nightly removal process if you choose to enable it.
                    401:                </font>
                    402:               </td>
                    403:              </tr>
                    404:              <tr>
                    405:               <td align=\"right\">
1.39      albertel  406:                <input type=\"button\" name=\"chgsettings\" value=\"Go\" onclick=\"process('chgsettings')\" />
1.1       raeburn   407: 	      </td>
                    408:              </tr>
                    409: 	    </table>
1.39      albertel  410:             <input type=\"hidden\" name=\"action\" value=\"$action\" />
                    411:             <input type=\"hidden\" name=\"state\" value=\"process\" />
1.1       raeburn   412:             </form>
                    413:       ");
                    414:   } elsif ($action eq "setdates") {
1.14      raeburn   415:       my ($start_table,$end_table) = &date_setting_table($enrollvar{autostart},$enrollvar{autoend},$action);
1.10      raeburn   416:       my $oldstartshow = '';
                    417:       my $oldendshow = '';
                    418:       if ( defined($enrollvar{autostart}) ) {
1.14      raeburn   419:           $oldstartshow = &Apache::lonlocal::locallocaltime($enrollvar{autostart});
1.10      raeburn   420:       }
                    421:       if ( defined($enrollvar{autoend}) ) {
1.14      raeburn   422:           $oldendshow = &Apache::lonlocal::locallocaltime($enrollvar{autoend});
1.10      raeburn   423:           if ($enrollvar{autoend} == 0) {
                    424:               $oldendshow = "No ending date";
                    425:           }
                    426:       }
                    427:       my $dateshow;
                    428:       if ( ($oldendshow eq '') && ($oldstartshow eq '') ) {
1.14      raeburn   429:          $dateshow = "<br/><font size='+1'>Warning</font>. Currently <b>NO</b> first enrollment or last enrollment dates are set. You <b>must</b> use this menu to set a start date and an end date if you plan to utilise automated adds and/or drops in this course.\n";
1.10      raeburn   430:       } else {
                    431:          $dateshow = "Currently: First enrollment: <b><i>$oldstartshow</i></b>, Last enrollment: <b><i>$oldendshow</i></b>\n";
1.1       raeburn   432:       }
                    433:       $r->print(<<ENDTWO);
                    434:                   <form name="enter" method="post"><br/>              
                    435:                   <table width="100%" border="0" cellpadding="2" cellspacing="2">
                    436: 	           <tr>
1.10      raeburn   437: 	            <td align="left"><b>$$tasktitleref{$action}</b><br/><br/>
                    438:                      $dateshow
1.1       raeburn   439: 	            </td>
                    440:                    </tr>
                    441: 	          </table>
                    442:                   <table width="100%" border="0" cellpadding="3" cellspacing="3">
                    443:                    <tr>
                    444:                     <td align="left" colspan="2">
                    445:                      <table border="0" cellspacing="0" cellpadding="2">
                    446:                       <tr>
                    447:                        <td colspan="3">
                    448:                         <i>Set date of first automated enrollment for registered students</i>
                    449:                        </td>
                    450:                       </tr>
                    451:                       <tr>
                    452:                        <td>$start_table
                    453:                        </td>
                    454:                       </tr>
                    455:                      </table>
                    456:                     </td>
                    457:                    </tr>
                    458:                    <tr>
                    459:                     <td colspan="2"><font color="#888888">If automated adds and/or drops are enabled, then your class roster will be automatically updated nightly, once the first enrollment date has been reached. Prior to this date, the class roster will only contain students you have added directly using the standard LON-CAPA enrollment tools</font></td>
                    460:                    </tr>
                    461:                    <tr>
                    462:                     <td align="left" colspan="2">
                    463:                      <table border="0' cellspacing="0" cellpadding="2">
                    464:                       <tr>
                    465:                        <td colspan="3">
                    466:                         <i>Set date of last automated enrollment for registered students</i>
                    467:                        </td>
                    468:                       </tr>
                    469:                       <tr>
                    470:                        <td>$end_table
                    471:                        </td>
                    472:                       </tr>
                    473:                      </table>
                    474:                     </td>
                    475:                    </tr>
                    476:                    <tr>
                    477:                     <td colspan="2"><font color="#888888">If automated adds and/or drops are enabled, then your class roster will be automatically updated nightly, until the last enrollment date has been reached.</font></td>
                    478:                    </tr>
                    479:                   </table>
                    480:                   <table width="100%">
                    481:                    <tr>
                    482:                     <td align="right">
1.39      albertel  483:                       <input type="button" name="setdates" value="Go" onclick="process('setdates')" />
1.1       raeburn   484:                     </td>
                    485: 	           </tr>
                    486:                   </table>
1.39      albertel  487:                   <input type="hidden" name="action" value="$action" />
                    488:                   <input type="hidden" name="state" value="process" />
1.14      raeburn   489:                   </form>
                    490: ENDTWO
                    491:   } elsif ($action eq "setaccess") {
                    492:       &print_accessdate_table($r,\%enrollvar,$tasktitleref,$action);
                    493:       $r->print(<<ENDTWO);
                    494:                   <table width="100%">
                    495:                    <tr>
                    496:                     <td align="right">
1.39      albertel  497:                       <input type="button" name="$action" value="Go" onclick="process('$action')" />
1.14      raeburn   498:                     </td>
                    499:                    </tr>
                    500:                   </table>
1.39      albertel  501:                   <input type="hidden" name="action" value="$action" />
                    502:                   <input type="hidden" name="state" value="process" />
1.1       raeburn   503:                   </form>
                    504: ENDTWO
                    505:   } elsif ($action eq "notify") {
1.30      raeburn   506:       my $notifycount = 0;
1.28      albertel  507:       my @notified = split(/,/,$enrollvar{notifylist});
1.44      raeburn   508:       my @domcoord;
                    509:       my @showdom;
1.42      raeburn   510:       for (my $i=0; $i<@notified; $i++) {
                    511:           if ($notified[$i] !~ /:/) {
                    512:               $notified[$i] =~ s/\@/:/;
                    513:           }
                    514: 	  unless ($notified[$i] eq '') { $notifycount ++; } 
1.1       raeburn   515:       }
                    516:       my $noteset = '';
                    517:       if ($notifycount) {
                    518:           $noteset = "ON";
                    519:       } else {
                    520:           $noteset = "OFF";
                    521:       }
1.44      raeburn   522:       my %dompersonnel = &Apache::lonnet::get_domain_roles($dom,['dc']);
1.45      raeburn   523:       foreach my $server (keys(%dompersonnel)) {
                    524:           foreach my $user (sort(keys(%{$dompersonnel{$server}}))) {
1.44      raeburn   525:               my ($trole,$uname,$udom,$runame,$rudom,$rsec) = split(/:/,$user);
1.45      raeburn   526:               if (!grep(/^$uname:$udom$/,@domcoord)) {
1.44      raeburn   527:                   push(@domcoord,$uname.':'.$udom);
                    528:               }
                    529:           }
                    530:       }
1.1       raeburn   531:       $r->print("
                    532:                   <form name=\"enter\" method=\"post\"><br/>
                    533:                    <table width=\"100%\" border=\"0\" cellpadding=\"6\" cellspacing=\"0\">
                    534:                     <tr>
                    535:                      <td align=\"left\"><b>$$tasktitleref{$action}</b><br/>
                    536:                       Currently: Notification: $noteset
                    537:                      </td>
                    538:                     </tr>
                    539:                    </table>
                    540:                    <table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"3\">
                    541:                     <tr>
                    542:                      <td>
                    543:                       Notification of LON-CAPA course roster changes resulting from nightly automated enrollment process?
                    544:       ");
                    545:       if ($notifycount) {
                    546:           $r->print("
1.39      albertel  547:                         <label><input type=\"radio\" name=\"notify\" value=\"1\" checked=\"true\" />&nbsp;Yes&nbsp;&nbsp;&nbsp;</label>
                    548:                         <label><input type=\"radio\" name=\"notify\" value=\"0\" />&nbsp;No</label>
1.1       raeburn   549:           ");
                    550:       } else {
                    551:           $r->print("
1.39      albertel  552:                         <label><input type=\"radio\" name=\"notify\" value=\"1\" />&nbsp;Yes&nbsp;&nbsp;&nbsp;</label>
                    553:                         <label><input type=\"radio\" name=\"notify\" value=\"0\" checked=\"true\" />&nbsp;No</label>
1.1       raeburn   554:           ");
                    555:       }
                    556:       $r->print("
                    557:               </td>
                    558:              </tr>
                    559:       ");
1.44      raeburn   560:       my %coursepersonnel = &Apache::lonnet::dump('nohist_userroles',$dom,$crs);
                    561:       my @ccs;
                    562:       my %pname;
                    563:       my %notifystate;
                    564:       my %status;
                    565:       my $now = time;
                    566:       foreach my $person (sort(keys(%coursepersonnel))) {
                    567:           my $match = 0;
                    568:           my ($role,$user,$usec) = ($person =~ /^([^:]+):([^:]+:[^:]+):([^:]*)/);
                    569:           $user =~ s/:$//;
                    570:           my ($end,$start) = split(/:/,$coursepersonnel{$person});
                    571:           if ($end == -1 || $start == -1) {
                    572:               next;
                    573:           }
                    574:           if ($role eq 'cc')  {
1.45      raeburn   575:               unless (grep(/^$user$/,@ccs)) {
1.44      raeburn   576:                   if ($end && $end < $now) {
                    577:                       $status{$user} = 'previous';
                    578:                   } elsif ($start > $now) {
                    579:                       $status{$user} = 'future';
                    580:                   } else {
                    581:                       $status{$user} = 'active';
                    582:                   }
                    583:                   push(@ccs,$user);
                    584:                   my ($uname,$udom) = split(/:/,$user);
                    585:                   $pname{$user} = 
                    586:                            &Apache::loncommon::plainname($uname,$udom);
1.45      raeburn   587:                   if (grep(/^$user$/,@notified)) {
1.44      raeburn   588:                       $notifystate{$user} = 1;
1.1       raeburn   589:                   } else {
1.44      raeburn   590:                       $notifystate{$user} = 0;
1.1       raeburn   591:                   }
                    592:               }
                    593:           }
                    594:       }
1.45      raeburn   595:       my $notifyshow = 0; 
1.44      raeburn   596:       my %lt = &Apache::lonlocal::texthash(
                    597:                                   name => 'Name',
                    598:                                   usnm => 'username:domain',
                    599:                                   coac => 'Course Access',
                    600:                                   curn => 'Current notification status',
                    601:                                   notf => 'Notification?',
                    602:                                   ntac => 'Notification active',
                    603:                                   ntin => 'Notification inactive',
                    604:       );
1.7       raeburn   605:       if (@ccs > 0) {
                    606:           @ccs = sort @ccs;
1.1       raeburn   607:           $r->print("
                    608:              <tr>
1.44      raeburn   609:                <td>".&mt('The table below contains a list of [_1]s in this course.',&Apache::lonnet::plaintext('cc'))."
1.1       raeburn   610:               </td>
                    611:              </tr>
                    612:              <tr>
1.42      raeburn   613:               <td>");
1.44      raeburn   614:           $r->print(&notifier_tables('cc',\%lt,\@ccs,\%status,\%notifystate,
                    615:                                      \%pname,\$notifyshow));
                    616:           $r->print("</td></tr>");
                    617:       } else {
1.42      raeburn   618:           $r->print("
1.44      raeburn   619:              <tr>
                    620:               <td>".
                    621:              &mt('No [_1]s found.',&Apache::lonnet::plaintext('cc'))."
                    622:             </td>
                    623:            </tr>");
                    624:       }
                    625:       my $viewer = $env{'user.name'}.':'.$env{'user.domain'};
                    626:       my $showalldc = 0;
                    627:       if (grep(/^$viewer$/,@domcoord)) {
                    628:           $showalldc = 1;
                    629:       }
                    630:       foreach my $dc (@domcoord) {
                    631:           if (!grep(/^$dc$/,@ccs)) {
                    632:               if (grep(/^$dc$/,@notified)) {
                    633:                   $notifystate{$dc} = 1;
1.7       raeburn   634:               } else {
1.44      raeburn   635:                   $notifystate{$dc} = 0;
                    636:                   if (!$showalldc) {
                    637:                       next;
                    638:                   }
1.7       raeburn   639:               }
1.44      raeburn   640:               my ($dcuname,$dcdom) = split(/:/,$dc);
                    641:               $pname{$dc} =  &Apache::loncommon::plainname($dcuname,$dcdom);
                    642:               push(@showdom,$dc);
1.7       raeburn   643:           }
1.44      raeburn   644:       }
                    645:       my $showdomnum = scalar(@showdom);
                    646:       if ($showdomnum) {
1.7       raeburn   647:           $r->print("
1.44      raeburn   648:              <tr>
                    649:               <td>&nbsp;</td>
                    650:              </tr><tr>
                    651:               <td>");
                    652:           if ($showalldc) {
                    653:               $r->print(&mt("The table below contains a list of [_1]s from this course's domain who are not also [_2]s.",&Apache::lonnet::plaintext('dc'),&Apache::lonnet::plaintext('cc')));
                    654:           } else {
                    655:               $r->print(&mt("The table below contains a list of [_1] from this course's domain who currently receive notification, and are not also [_2]s.",&Apache::lonnet::plaintext('dc'),&Apache::lonnet::plaintext('cc')));
                    656:           }
                    657:           $r->print(" 
1.7       raeburn   658:               </td>
                    659:              </tr>
1.44      raeburn   660:              <tr>
                    661:               <td>");
                    662:           $r->print(&notifier_tables('dc',\%lt,\@showdom,\%status,\%notifystate,
                    663:                                      \%pname,\$notifyshow));
1.1       raeburn   664:           $r->print("
1.44      raeburn   665:              </td>
                    666:           </tr>");
                    667:       }
1.45      raeburn   668:       if (@ccs > 0 || @showdom > 0) {
                    669:           $r->print("<tr><td>&nbsp;</td></tr><tr><td>");
                    670:           if ($notifycount) {
                    671:               $r->print(&mt("Uncheck the checkbox(es) to terminate notification for people currently informed of roster changes from the nightly enrollment update.<br />"));
                    672:          }
                    673:          if ((@ccs + @showdom) > $notifycount) {
                    674:              $r->print(&mt("Check the checkbox(es) to initiate notification for people not currently informed of roster changes from the nightly enrollment update.<br />"));
                    675:          }
1.50    ! albertel  676:          $r->print(&mt("Click 'Go' to save your changes.")."
1.44      raeburn   677:            <br/>
                    678:            <table width=\"100%\" border=\"0\" cellspadding=\"2\" cellspacing=\"2\">
                    679:             <tr>
                    680:              <td align=\"right\">
                    681:               <input type=\"button\" name=\"notifyset\" value=\"Go\" onclick=\"process('notify')\" />
                    682:              </td>
                    683:             </tr>
                    684:            </table>
                    685:           </td>
                    686:          </tr>
                    687:       ");
1.1       raeburn   688:       }
                    689:       $r->print("
1.44      raeburn   690:       </table>
                    691:       <input type=\"hidden\" name=\"notifyshow\" value=\"$notifyshow\" />
                    692:       <input type=\"hidden\" name=\"action\" value=\"$action\" />
                    693:       <input type=\"hidden\" name=\"state\" value=\"process\" />
                    694:       </form>
1.1       raeburn   695:       ");
                    696:   } elsif ($action eq "crosslist") {
1.28      albertel  697:       my @xlists;
                    698:       if ($enrollvar{crosslistings} ne '') {
                    699: 	  @xlists = split(/,/,$enrollvar{crosslistings});
1.1       raeburn   700:       }
1.29      albertel  701:       my $cross_str = @xlists;
1.1       raeburn   702:       $r->print("
                    703:             <form name=\"enter\" method=\"post\"><br/>
                    704:             <table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">
                    705:              <tr>
                    706:               <td align=\"left\"><b>$$tasktitleref{$action}</b><br/>
                    707:       ");
                    708:       if ($cross_str > 0) {
                    709:           $r->print("
1.50    ! albertel  710:                 Currently, this LON-CAPA course is crosslisted with $cross_str course section(s).  Students enrolling in these course sections will be automatically added to the class roster for the course, if you have chosen to enable a nightly automated enrollment update.  For each crosslisting, leave the checkbox checked if you want registered students in that course to be included in the student roster for LON-CAPA course: <b>$realm ($enrollvar{coursecode})</b>; otherwise uncheck it. If you wish to change the section ID assigned in your LON-CAPA course for a crosslisted course, enter the new section ID in the appropriate textbox. The LON-CAPA section ID can be left (or set to) empty, if you do not wish to tie a section ID to this crosslisting. If you wish to add new crosslisted courses, enter the number of new courses to add in the textbox at the bottom of the page. You will provide information about each of the new crosslistings on a subsequent page.  Click 'Go' to save your changes.
1.1       raeburn   711:               </td>
                    712:              </tr>
                    713:             </table>
                    714:             <br/>
1.42      raeburn   715:            ");
                    716:            $r->print(&Apache::loncommon::start_data_table());
                    717:            $r->print(&Apache::loncommon::start_data_table_row());
                    718:            $r->print("
                    719:                  <th>Enrollment?</th>
                    720:                  <th>Crosslisted course</th>
                    721:                  <th>LON-CAPA section ID</th>
1.1       raeburn   722:           ");
1.42      raeburn   723:            $r->print(&Apache::loncommon::end_data_table_row());
1.1       raeburn   724:           for (my $i=0; $i<@xlists; $i++) {
                    725:               my $xl = '&nbsp;';
1.42      raeburn   726:               my $lc_sec = '&nbsp;';
1.31      raeburn   727:               if ($xlists[$i] =~ /^([^:]+):?(.*)$/) {
1.1       raeburn   728:                   $xl = $1;
1.42      raeburn   729:                   $lc_sec = $2;
1.1       raeburn   730:               }               
                    731:               my $colflag = $i%2;
1.42      raeburn   732:               $r->print(&Apache::loncommon::start_data_table_row());
1.1       raeburn   733:               $r->print("
1.39      albertel  734:                  <td><input type=\"checkbox\" name=\"cross_$i\" checked=\"true\" /></td>
1.1       raeburn   735:                  <td>$xl</td>
1.42      raeburn   736:                  <td><input type =\"text\" size=\"10\" name=\"lcsec_$i\" value=\"$lc_sec\" /></td>
1.1       raeburn   737:               ");
1.42      raeburn   738:               $r->print(&Apache::loncommon::end_data_table_row());
1.1       raeburn   739:           }
1.42      raeburn   740:           $r->print(&Apache::loncommon::end_data_table());
1.1       raeburn   741:       }
                    742:       else {
                    743:           $r->print("
                    744:                 Currently no crosslisted courses are recorded for $enrollvar{coursecode}.
                    745:               </td>
                    746:              </tr>
                    747:             </table>
                    748:           ");
                    749:       }
                    750:       $r->print("   
                    751:             <br/>
                    752:             <table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"3\">
                    753:              <tr>
                    754:               <td align=\"left\">
                    755:                <b>Add new crosslistings.</b><br/>
                    756:                Number of new crosslistings to add:&nbsp;&nbsp;<input type=\"text\" size=\"2\" name=\"numcross\" value=\"0\" />
                    757:               </td>
                    758:              </tr>
                    759:             </table>
                    760:             <br/>
                    761:             <table width=\"100%\" border=\"0\" cellspadding=\"2\" cellspacing=\"2\">
                    762:              <tr>
                    763:               <td align=\"right\">
1.39      albertel  764:                <input type=\"button\" name=\"crosslist\" value=\"Go\" onclick=\"process('crosslist')\" />
1.1       raeburn   765:               </td>
                    766:              </tr>
                    767:             </table>
1.39      albertel  768:             <input type=\"hidden\" name=\"action\" value=\"$action\" />
                    769:             <input type=\"hidden\" name=\"state\" value=\"process\" />
1.1       raeburn   770:             </form> 
                    771:       ");
                    772:   } elsif ($action eq "sections") {
1.12      raeburn   773:       my @sections = ();
1.13      raeburn   774:       @sections = &Apache::lonnet::auto_get_sections($crs,$dom,$enrollvar{coursecode});
1.28      albertel  775:       my @storedsections = split(/,/,$enrollvar{sectionnums});
1.1       raeburn   776:       my @currsections = ();
                    777:       my %sec_id = ();
                    778:       foreach (@storedsections) {
                    779:           if ($_ =~ m/^(\w+):(\w*)$/) {
                    780:               push @currsections, $1;
                    781:               $sec_id{$1} = $2;
                    782:           }
                    783:       }
                    784:       if (@sections > 0) {
1.29      albertel  785:           my $secshow = @sections;
1.8       raeburn   786:           $r->print("
1.1       raeburn   787:             <form name=\"enter\" method=\"post\"><br/>
                    788:             <table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"3\">
                    789:              <tr>
                    790:               <td align=\"left\">
                    791:                <b>$$tasktitleref{$action}</b><br/>
                    792:                Your institution's course catalog includes $secshow sections for course code: $enrollvar{coursecode}.
                    793:               </td>
                    794:              </tr>
                    795:              <tr>
1.50    ! albertel  796:               <td>For each section, check the checkbox if you want registered students in that section to be included in the student roster for LON-CAPA course: <b>$realm ($enrollvar{coursecode})</b>; otherwise uncheck it. If you want to change the section ID designation used for this section in LON-CAPA, delete the current value in the LON-CAPA section ID textbox and enter the new value. The LON-CAPA section ID can be left (or set to) empty, if you do not wish to tie a section ID to this section. To add a new section, check the 'Enrollment in this course?' checkbox, and enter the desired LON-CAPA section ID in the appropriate textbox. Click 'Go' to save your changes.</td>
1.1       raeburn   797:              </tr>
                    798:             </table>
                    799:             <br/>
1.8       raeburn   800:           ");
1.42      raeburn   801:           $r->print(&Apache::loncommon::start_data_table());
                    802:           $r->print(&Apache::loncommon::start_data_table_row());
                    803:           $r->print("
                    804:               <th>Section</th>
                    805:               <th>Current status</th>              
                    806:               <th>LON-CAPA section ID</th>
                    807:               <th>Enrollment in this course?</th>
                    808:           ");
                    809:           $r->print(&Apache::loncommon::end_data_table_row());
1.8       raeburn   810:           for (my $i=0; $i<@sections; $i++) {
                    811:               my $colflag = $i%2;
                    812:               my $shrflag = 0;
1.42      raeburn   813:               $r->print(&Apache::loncommon::start_data_table_row());
                    814:               $r->print("
1.5       raeburn   815:                    <td>$sections[$i]<input type=\"hidden\" name=\"secnum_$i\" value=\"$sections[$i]\" /></td>
1.1       raeburn   816:                    <td>
1.8       raeburn   817:               ");
                    818:               if (grep/^$sections[$i]$/,@currsections) {
                    819:                   $r->print("Enrollment active");
                    820:                   $shrflag = 1;
                    821:               } else {
                    822:                   $r->print("Enrollment inactive");
                    823:               }
                    824:               if ($shrflag) {
1.42      raeburn   825:                   $r->print("</td><td><input type=\"text\" size=\"10\" name=\"loncapasec_$i\" value=\"$sec_id{$sections[$i]}\"></td><td><input type=\"checkbox\" name=\"sec_$i\" checked=\"true\" /></td>"); 
1.8       raeburn   826:               } else {
1.42      raeburn   827:                   $r->print("</td><td><input type=\"text\" size=\"10\" name=\"loncapasec_$i\" value=\"\" /></td><td><input type=\"checkbox\" name=\"sec_$i\" /></td>");
1.1       raeburn   828:               }
1.42      raeburn   829:               $r->print(&Apache::loncommon::end_data_table_row());
1.8       raeburn   830:           }
1.42      raeburn   831:           $r->print(&Apache::loncommon::end_data_table());
1.8       raeburn   832:           $r->print("
1.7       raeburn   833:             <br/>
                    834:             <table width=\"100%\" border=\"0\" cellspacing=\"3\" cellpadding=\"3\">
                    835:              <tr> 
                    836:               <td align=\"right\">
                    837:                <input type=\"hidden\" name=\"secshow\" value=\"$secshow\" />
1.39      albertel  838:                <input type=\"button\" name=\"sections\" value=\"Go\" onclick=\"process('sections')\" />
1.7       raeburn   839:               </td>
                    840:              </tr>
                    841:             </table>
1.39      albertel  842:             <input type=\"hidden\" name=\"action\" value=\"$action\" />
                    843:             <input type=\"hidden\" name=\"state\" value=\"process\" />
1.7       raeburn   844:             </form>
1.8       raeburn   845:           ");
1.1       raeburn   846:       } else {
                    847:           $r->print("
                    848:             <form name=\"enter\" method=\"post\"><br/>
                    849:             <table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">
                    850:              <tr>
                    851:               <td align=\"left\"><b>$$tasktitleref{$action}</b><br/>
                    852:           ");
                    853:           if (@currsections) {
1.29      albertel  854:               my $secshow = @currsections;
1.1       raeburn   855:               $r->print("
1.50    ! albertel  856:                 Currently, this LON-CAPA course incorporates enrollment from $secshow sections.  Students enrolling in any of these course sections will be automatically added to the class roster for the course, if you have chosen to enable a nightly automated enrollment update. For each section, uncheck the checkbox if you want registered students in that section to cease being included in the student roster for LON-CAPA course: <b>$realm ($enrollvar{coursecode})</b>; otherwise leave it checked. If you want to change the section ID designation used for this section in LON-CAPA, delete the current value in the LON-CAPA section ID textbox and enter the new value.  If you wish to add new course section, enter the number of new sections to add in the textbox at the bottom of the page. You will provide information about each of the new sections on a subsequent page. Click 'Go' to save your changes.
1.1       raeburn   857:               </td>
                    858:              </tr>
                    859:             </table>
                    860:             <br/>
                    861:               ");
1.42      raeburn   862:               $r->print(&Apache::loncommon::start_data_table());
                    863:               $r->print(&Apache::loncommon::start_data_table_row());
                    864:               $r->print("
                    865:                  <th>Enrollment?</th>
                    866:                  <th>Section</th>
                    867:                  <th>LON-CAPA section ID</th>
                    868:               ");
                    869:               $r->print(&Apache::loncommon::end_data_table_row());
1.1       raeburn   870:               for (my $j=0; $j<@currsections; $j++) {
                    871:                   my $colflag = $j%2;
1.42      raeburn   872:                   $r->print(&Apache::loncommon::start_data_table_row());
1.1       raeburn   873:                   $r->print("
1.39      albertel  874:                  <td><input type=\"checkbox\" name=\"sec_$j\" checked=\"true\" /></td>
1.1       raeburn   875:                  <td>$currsections[$j]</td>
1.42      raeburn   876:                  <td><input type=\"text\" name=\"lcsec_$j\" size=\"10\" value=\"$sec_id{$currsections[$j]}\" /></td>
1.1       raeburn   877:                   ");
1.42      raeburn   878:                   $r->print(&Apache::loncommon::end_data_table_row());
1.1       raeburn   879:               }
1.42      raeburn   880:               $r->print(&Apache::loncommon::end_data_table());
1.1       raeburn   881:           } else {
                    882:               $r->print("
                    883:                 Currently no sections of $realm ($enrollvar{coursecode}) are contributing enrollment to the LON-CAPA class roster.
                    884:               </td>
                    885:              </tr>
                    886:             </table>
                    887:               ");
                    888:           }
                    889:           $r->print("   
                    890:             <br/>
                    891:             <table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"3\">
                    892:              <tr>
                    893:               <td align=\"left\">
                    894:                <b>Add enrollment from additional sections.</b><br/>
                    895:                Number of new sections to add:&nbsp;&nbsp;<input type=\"text\" size=\"2\" name=\"numsec\" value=\"0\" />
                    896:               </td>
                    897:              </tr>
                    898:             </table>
                    899:             <br/>
                    900:             <table width=\"100%\" border=\"0\" cellspadding=\"2\" cellspacing=\"2\">
                    901:              <tr>
                    902:               <td align=\"right\">
1.39      albertel  903:                <input type=\"button\" name=\"sections\" value=\"Go\" onclick=\"process('sections')\" />
1.1       raeburn   904:               </td>
                    905:              </tr>
                    906:             </table>
1.39      albertel  907:             <input type=\"hidden\" name=\"action\" value=\"$action\" />
                    908:             <input type=\"hidden\" name=\"state\" value=\"process\" />
1.1       raeburn   909:             </form> 
                    910:           ");
                    911:       }
                    912:   } elsif ($action eq "photos") {
                    913:       my @photosets = ("OFF","ON");
                    914:       $r->print("
                    915:                   <form name=\"enter\" method=\"post\"><br/>
                    916:                   <table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">
                    917:                    <tr>
                    918:                     <td align=\"left\"><b>$$tasktitleref{$action}</b><br/>
1.37      raeburn   919:                        Currently: Student photo import:  <i>$photosets[$enrollvar{showphoto}]</i>
1.1       raeburn   920:                     </td>
                    921:                    </tr>
                    922:                   </table>
                    923:                   <table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"3\">
                    924:                     <tr>
                    925:                      <td>
                    926:                          Automatic import of student photos from institutional data repository:&nbsp;&nbsp;
                    927: 
                    928:       ");
1.37      raeburn   929:       if ($enrollvar{showphoto}) {
1.1       raeburn   930:           $r->print("
1.39      albertel  931:                         <label><input type=\"radio\" name=\"showphotos\" value=\"1\" checked=\"true\" />&nbsp;Yes&nbsp;&nbsp;&nbsp;</label>
                    932:                         <label><input type=\"radio\" name=\"showphotos\" value=\"0\" />&nbsp;No</label>
1.1       raeburn   933:           ");
                    934:       } else {
                    935:           $r->print("
1.39      albertel  936:                         <label><input type=\"radio\" name=\"showphotos\" value=\"1\" />&nbsp;Yes&nbsp;&nbsp;&nbsp;</label>
                    937:                         <label><input type=\"radio\" name=\"showphotos\" value=\"0\" checked=\"true\" />&nbsp;No</label>
1.1       raeburn   938:           ");
                    939:       }
1.34      raeburn   940:       $r->print('
                    941:                      </td>
                    942:                     </tr>
                    943:       ');
                    944:       my ($result,$perm_reqd)=&Apache::lonnet::auto_photo_permission($crs,$dom);
                    945:       my $can_enable = 1;
1.49      albertel  946:       my $institution = &Apache::lonnet::domain($dom,'description');
1.34      raeburn   947:       if ($result eq 'ok') {
                    948:           if ($perm_reqd eq 'yes') {
                    949:               if (!($enrollvar{'photopermission'} eq 'yes')) {
                    950:                   $can_enable = 0;
                    951:               } else {
1.48      albertel  952:                   if (&user_is_courseowner($enrollvar{'courseowner'})) {
1.34      raeburn   953:                       $r->print('
                    954:                     <tr>
                    955:                      <td>'.
1.44      raeburn   956: &mt('Previously the owner of this course agreed to the conditions of use of digital student photos required by [_1].', $institution).'<br />'.&mt('As a result [_1]s can choose to automatically import student photos into this course.',&Apache::lonnet::plaintext('cc')).'<br /><nobr><label>'.&mt('[_1] owner acceptance of these conditions of use?','<b>Cancel</b>').'&nbsp;<input type="checkbox" name="cancel_agreement" value="1" /></label></nobr>
1.1       raeburn   957:                      </td>
                    958:                     </tr>
1.34      raeburn   959:                       ');
                    960:                   }
                    961:               }
                    962:           }
                    963:       } else {
                    964:           $r->print('
                    965:                     <tr>
                    966:                      <td>'.
1.39      albertel  967: &mt('There was a problem determining whether course owner permission is required in order for a course coordinator to have access to student photos in this domain.').' '.&mt('As a result you will not be able to configure access to student photos at this time').'<br /><br /><input type="button" name="mainmenu" value="Go back" onclick="javascript:history.go(-1);" />
1.34      raeburn   968:                     </td>
                    969:                    </tr>
                    970:                   </form>
                    971:           ');
                    972:           return;
                    973:       }
                    974:       if ($can_enable) {
                    975:           $r->print('
1.1       raeburn   976:                     <tr>
                    977:                      <td>
1.34      raeburn   978:                       <font color="#888888">'.
1.50    ! albertel  979: &mt('Note: if you enable automatic import of student photos, your course will automatically have access to photos saved by your institution for officially registered students, via a conduit established by your LON-CAPA domain coordinator.').'  
1.1       raeburn   980:                       </font>
                    981:                      </td>
                    982:                     </tr>
1.34      raeburn   983: ');
                    984:       } else {
1.48      albertel  985:           if (&user_is_courseowner($enrollvar{'courseowner'})) {
1.34      raeburn   986:               $r->print('
                    987:                     <tr>
                    988:                      <td>'.
                    989: &mt('[_1] requires a course owner to indicate acceptance of conditions of use of digital student photos before enabling automatic import into a course. If you choose to enable import of photos you will be prompted for your agreement on the next page.',$institution).'
                    990:                      </td>
                    991:                     </tr>
                    992:                ');
                    993:           } else {
                    994:               my ($ownername,$owneremail) = &get_ownerinfo($dom,
                    995:                                                     $enrollvar{'courseowner'});
1.38      raeburn   996:               my $emailstr;
                    997:               if ($owneremail) {
                    998:                   $emailstr = "(e-mail: $owneremail)";
                    999:               }
1.34      raeburn  1000:               $r->print('
                   1001:                     <tr>
                   1002:                      <td>'.
1.44      raeburn  1003: &mt('The policies of your institution ([_1]) require that the course owner ([_2]) must indicate acceptance of the conditions of use of digital photos of registered students, before they may be made available for use in a course.',$institution,$ownername).'<br /><br />'.&mt('Please direct the course owner [_1] to visit the "Student photos" page in the Automated Enrollment Manager to indicate acceptance of these conditions of use.',$emailstr).'<br /><br /><input type="button" name="mainmenu" value="Go back" onclick="javascript:history.go(-1);" />
1.34      raeburn  1004:                     </td>
                   1005:                    </tr>
                   1006:                   </form>
                   1007:              ');
                   1008:              return;
                   1009:           }
                   1010:       }
                   1011:       $r->print('
1.1       raeburn  1012:                     <tr>
                   1013:                      </td>&nbsp;</td>
                   1014:                     </tr>
                   1015:                     <tr>
1.34      raeburn  1016:                      <td align="right">
1.39      albertel 1017:                       <input type="button" name="showphotos" value="Go" onclick="process('."'photos'".')" />
1.1       raeburn  1018:                      </td>
                   1019:                     </tr>
                   1020:                    </table>
1.39      albertel 1021:                    <input type="hidden" name="action" value="'.$action.'" />
                   1022:                    <input type="hidden" name="state" value="process" />
1.1       raeburn  1023:                    </form>
1.34      raeburn  1024:       ');
1.1       raeburn  1025:   } elsif ($action eq "updatenow") {
                   1026:       $r->print("
                   1027:                    <form name=\"enter\" method=\"post\"><br/>
                   1028: 		   <table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">
                   1029: 		    <tr>
                   1030: 		     <td align=\"left\"><b>$$tasktitleref{$action}</b>
                   1031: 		     </td>
                   1032:                     </tr>
                   1033: 		   </table>
                   1034: 		   <table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"3\">
                   1035: 		    <tr>
                   1036: 		     <td>
1.17      raeburn  1037: 	              Add any students currently included in institutional classlist(s) but not enrolled in your LON-CAPA course.<br />  
1.39      albertel 1038: 		      <label><input type=\"radio\" name=\"updateadds\" value=\"1\" />&nbsp;Yes&nbsp;</label>
                   1039:                       <label><input type=\"radio\" name=\"updateadds\" value=\"0\" />&nbsp;No&nbsp;</label>
1.1       raeburn  1040:                      </td>
                   1041:                     </tr>
                   1042:                     <tr>
                   1043:                      <td>
1.17      raeburn  1044:  	              Expire students previously added by nightly enrollment process, but no longer listed in institutional  classlist(s).<br />                  
1.39      albertel 1045:                       <label><input type=\"radio\" name=\"updatedrops\" value=\"1\" />&nbsp;Yes&nbsp;</label>
                   1046:                       <label><input type=\"radio\" name=\"updatedrops\" value=\"0\" />&nbsp;No&nbsp;</label><br />
1.14      raeburn  1047:                      </td>
                   1048:                     </tr>
                   1049:                     <tr>
                   1050:                      <td><font color=\"#888888\">
1.1       raeburn  1051: Note: Any students previously added manually by course coordinator(s) using either 'Upload classlist CSV file' or 'Enroll a single user' will be unaffected by the removal process.
1.14      raeburn  1052:                       </font>
                   1053:                      </td>
                   1054:                     </tr>
                   1055:                     <tr>
                   1056:                      <td>
                   1057:       ");
                   1058:       &print_accessdate_table($r,\%enrollvar,$tasktitleref,$action);
                   1059:       $r->print("
                   1060:                      </td>
                   1061:                     </tr>
                   1062:                     <tr>
                   1063:                      <td align=\"right\">
1.39      albertel 1064:                       <input type=\"button\" name=\"updatenow\" value=\"Go\" onclick=\"process('updatenow')\" />
1.14      raeburn  1065:                      </td>
                   1066:                     </tr>
                   1067: 	           </table>
                   1068:                    <input type=\"hidden\" name=\"action\" value=\"$action\" />
                   1069:                    <input type=\"hidden\" name=\"state\" value=\"process\" />
                   1070:                   </form>
                   1071:       ");
1.34      raeburn  1072:   } elsif ($action eq 'updatephotos') {
                   1073:       $r->print("
                   1074:                    <table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">
                   1075:                     <tr>
                   1076:                      <td align=\"left\"><b>$$tasktitleref{$action}</b>
                   1077:                      </td>
                   1078:                     </tr><tr><td>");
1.37      raeburn  1079:       if ($enrollvar{'showphoto'}) {
1.35      albertel 1080:           my ($update,$commentary) = &Apache::lonnet::auto_photochoice($crs,
                   1081: 								       $dom);
1.40      raeburn  1082:           if ($update) { 
                   1083:               $r->print('<br />'.$commentary.'<br /><br />
1.34      raeburn  1084: <form name="photoupdate" method="post">
                   1085: <input type ="button" name="retrieve" value="'.&mt('Update photo repository').'"
                   1086: onclick="javascript:document.photoupdate.submit()" />
                   1087: <input type ="hidden" name="action" value="'.$action.'" />
                   1088: <input type ="hidden" name="state" value="process" />
                   1089: </form>');
1.40      raeburn  1090:           } else {
                   1091:               $r->print(&mt('Update of photos via the Automated Enrollment Manager is unavailable in this domain.').'<br /><br /><input type="button" name=mainmenu" value="Go back" onclick="javascript:history.go(-1);" />');
                   1092:           }
1.34      raeburn  1093:       } else {
                   1094:           $r->print('Update of photos is unavailable, as import of student photos is currently disabled.<br />Enable this first via: <a href="/adm/populate?action=photos">'.$$tasktitleref{'photos'}.'</a>');
                   1095:       }
                   1096:       $r->print('</td></tr>
                   1097:                  <tr><td>&nbsp;</td></tr>
                   1098:                 </table>');
1.14      raeburn  1099:   } elsif ($action eq 'viewclass') {
                   1100:       $r->print("
                   1101:                    <form name=\"studentform\" method=\"post\"><br/>
                   1102:                    <table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">
                   1103:                     <tr>
                   1104:                      <td align=\"left\"><b>$$tasktitleref{$action}</b>
                   1105:                      </td>
                   1106:                     </tr>
1.16      raeburn  1107:                     <tr>
                   1108:                      <td>Section changes, name changes, and class drops that can be set to occur either automatically or when using the <b>'Update roster now'</b> feature, will affect only those students with an enroll type of <b>'auto'</b>. Students with an enroll type of <b>'manual'</b>, will be converted automatically to the 'auto' type, when they first appear in the institutional classlist for the course - as long as nightly adds are enabled and active, or the update roster utility is used.  Use the 'Lock' checkbox for any manually enrolled students for whom you wish to prevent type conversion. Use the 'Change' checkbox to switch the enroll type from auto to manual, and vice versa. Use the 'Unlock' checkbox for any maually enrolled students for whom you no longer wish to lock the enroll type.  Click the 'Go' button at the end of the page to process your desired changes.</td>
                   1109:                     </tr>
                   1110:                     <tr><td>&nbsp;</td></tr> 
1.14      raeburn  1111:                    </table>
                   1112:                    <table>
                   1113:                     <tr>
                   1114:                      <td>
1.1       raeburn  1115:       ");
1.23      albertel 1116:       if (! exists($env{'form.sortby'})) {
                   1117:           $env{'form.sortby'} = 'username';
1.14      raeburn  1118:       }
1.46      albertel 1119:       if ($env{'form.Status'} !~ /^(Any|Expired|Active|Future)$/) {
1.23      albertel 1120:           $env{'form.Status'} = 'Active';
1.14      raeburn  1121:       }
1.23      albertel 1122:       my $status_select = &Apache::lonhtmlcommon::StatusOptions($env{'form.Status'});
1.14      raeburn  1123: #  Get current classlist
                   1124:       my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist();
                   1125:       if (! defined($classlist)) {
                   1126:           $r->print(&mt('There are no students either currently or previously enrolled.').
                   1127:                       "\n");
                   1128:       } else {
                   1129:           $r->print(&mt('Student Status: [_1]',$status_select)."\n");
                   1130:           $r->print('<input type="submit" value="'.&mt('Update Display').'" />'.
                   1131:               "\n</p>\n");
                   1132: 
1.23      albertel 1133:           my ($studentcount,$autocount,$manualcount,$lockcount,$unlockcount) = &Apache::londropadd::show_class_list($r,'autoenroll','nothing',$env{'form.Status'},$classlist,$keylist);
1.14      raeburn  1134:           $r->print("
                   1135:                      </td>
                   1136:                     </tr>
                   1137:           ");
                   1138:           if ($studentcount > 0) {
                   1139:               $r->print("
1.16      raeburn  1140:                     <tr><td><table border=\"0\" cellpadding=\"5\"><tr>
                   1141:               ");
                   1142:               my $cellcount = 0;
                   1143:               if ($autocount > 0) {
                   1144:                   $cellcount ++;
                   1145:                   $r->print(<<END);
                   1146:                        <td><fieldset><legend>&nbsp;<b>Change auto</b></legend><input type="button" value="check all" onclick="javascript:checkAll(document.studentform.chgauto)" />&nbsp;&nbsp;
                   1147:                        <input type="button" value="uncheck all" onclick="javascript:uncheckAll(document.studentform.chgauto)" /></fieldset></td>
                   1148: END
                   1149:               }
                   1150:               if ($manualcount > 0) {
                   1151:                   $cellcount ++;
                   1152:                   $r->print(<<END);
                   1153:                        <td><fieldset><legend>&nbsp;<b>Change manual</b></legend><input type="button" value="check all" onclick="javascript:checkAll(document.studentform.chgmanual)" />&nbsp;&nbsp;
                   1154:                        <input type="button" value="uncheck all" onclick="javascript:uncheckAll(document.studentform.chgmanual)" /></fieldset></td>
                   1155: END
                   1156:               }
                   1157:               if ($lockcount > 0) {
                   1158:                   if ($cellcount == 2) {
                   1159:                       $r->print("</tr><tr>");
                   1160:                   }
                   1161:                   $cellcount ++;
                   1162:                   $r->print(<<END);
                   1163:                        <td><fieldset><legend>&nbsp;<b>Lock manual</b></legend><input type="button" value="check all" onclick="javascript:checkAll(document.studentform.lockchg)" />&nbsp;&nbsp;
                   1164:                        <input type="button" value="uncheck all" onclick="javascript:uncheckAll(document.studentform.lockchg)" /></fieldset></td>
                   1165: END
                   1166:               }
                   1167:               if ($unlockcount > 0) {
                   1168:                   if ($cellcount == 2) {
                   1169:                       $r->print("</tr><tr>");
                   1170:                   }
                   1171:                   $cellcount ++;
                   1172:                   $r->print(<<END);
                   1173:                        <td><fieldset><legend>&nbsp;<b>Unlock manual</b></legend><input type="button" value="check all" onclick="javascript:checkAll(document.studentform.unlockchg)" />&nbsp;&nbsp;
                   1174:                        <input type="button" value="uncheck all" onclick="javascript:uncheckAll(document.studentform.unlockchg)" /></fieldset></td>
                   1175: END
                   1176:               }
                   1177:               $r->print("
                   1178:                        </tr>
                   1179:                       </table>
1.14      raeburn  1180:                      <td>&nbsp;</td>
                   1181:                     </tr>
                   1182:                     <tr>
                   1183:                      <td align=\"right\">
1.39      albertel 1184:                       <input type=\"button\" name=\"viewclass\" value=\"Go\" onclick=\"process('viewclass','$autocount','$manualcount','$lockcount','$unlockcount')\" />
1.14      raeburn  1185:                      </td>
                   1186:                     </tr>
                   1187:               ");
                   1188:           }
                   1189:           $r->print("
                   1190:                    </table>
                   1191:                    <input type=\"hidden\" name=\"action\" value=\"$action\" />
                   1192:                    <input type=\"hidden\" name=\"state\" value=\"choose\" />
                   1193:                   </form>
                   1194:           ");
                   1195:       }
1.1       raeburn  1196:   }
                   1197: }
                   1198: 
1.44      raeburn  1199: sub notifier_tables {
                   1200:     my ($role,$lt,$users,$status,$notifystate,$pname,$notifyshow) = @_;
                   1201:     my $output = &Apache::loncommon::start_data_table();
                   1202:     $output .= &Apache::loncommon::start_data_table_header_row();
                   1203:     $output .= "<th>$$lt{name}</th>
                   1204:                 <th>$$lt{usnm}</th>";
                   1205:     if ($role eq 'cc') {
                   1206:         $output .= "<th>$$lt{coac}</th>";
                   1207:     } 
                   1208:     $output .=  "<th>$$lt{curn}</th>
                   1209:                  <th>$$lt{notf}</th>";
                   1210:     $output .= &Apache::loncommon::end_data_table_header_row();
                   1211:     for (my $i=0; $i<@{$users}; $i++) {
                   1212:         $output .= &Apache::loncommon::start_data_table_row();
                   1213:         $output .= '<td>'.$$pname{$$users[$i]}.'</td>'.
                   1214:                    '<td><input type="hidden" name="notifyname_'.$$notifyshow.
                   1215:                    '" value="'.$$users[$i].'" />'.$$users[$i].'</td>';
                   1216:         if ($role eq 'cc') {
                   1217:             $output .= '<td>'.$$status{$$users[$i]}.'</td>';
                   1218:         }
                   1219:         $output .= '<td>';
                   1220:         if ($$notifystate{$$users[$i]} == 1) {
                   1221:             $output .= $$lt{ntac};
                   1222:         } else {
                   1223:             $output .= $$lt{ntin};
                   1224:         }
                   1225:         $output .= '</td><td><input type="checkbox" name="note_'.$$notifyshow.'"'; 
                   1226:         if ($$notifystate{$$users[$i]} == 1) {
                   1227:             $output .= ' checked="checked"';
                   1228:         }
                   1229:         $output .= ' /></td>';
                   1230:         $output .= &Apache::loncommon::end_data_table_row();
                   1231:         $$notifyshow ++;
                   1232:     }
                   1233:     $output .= &Apache::loncommon::end_data_table();
                   1234:     return $output;
                   1235: }
                   1236: 
1.14      raeburn  1237: sub print_accessdate_table {
                   1238:     my ($r,$enrollvar,$tasktitleref,$action) = @_;
                   1239:     my ($start_table,$end_table) = &date_setting_table($$enrollvar{'default_enrollment_start_date'},$$enrollvar{'default_enrollment_end_date'},$action);
                   1240:     my $oldstartshow = '';
                   1241:     my $oldendshow = '';
                   1242:     if ( defined($$enrollvar{'default_enrollment_start_date'}) ) {
                   1243:         $oldstartshow = &Apache::lonlocal::locallocaltime($$enrollvar{'default_enrollment_start_date'});
                   1244:     }
                   1245:     if ( defined($$enrollvar{'default_enrollment_end_date'}) ) {
                   1246:         $oldendshow = &Apache::lonlocal::locallocaltime($$enrollvar{default_enrollment_end_date});
                   1247:         if ($$enrollvar{'default_enrollment_end_date'} eq '0') {
                   1248:             $oldendshow = "No ending date";
                   1249:         }
                   1250:     }
                   1251:     my %lt =&Apache::lonlocal::texthash(
                   1252:          'cuno' => 'Currently NO default first access or last access dates are set.',
                   1253:          'ifyo' => 'If you do not set a start date and an end date, then student roles for students added by the automated enrollment process will start immediately when the student is added and will never become inactive.',
                   1254:          'ifyd' => 'If you do not set an access start date and an end date, then student roles for new students added when you click "Go" will become active immediately and will never become inactive.',
                   1255:          'setf' => 'Set date of first access',
                   1256:          'setl' => 'Set date of last access',
                   1257:          'freg' => 'for registered students added via automated enrollment',
                   1258:          'fnew' => 'for new students added when you update the class roster',
1.16      raeburn  1259:          'ifad'  => 'If automated adds are enabled, then when students are added their student roles will become active on the date set here for first access, and their roles will become inactive on the date set here for last access.  These default access dates will be overridden for specific students if the institutional classlist data supplied to the automatic enrollment process includes entries for the startdate and enddate fields for those students.',
                   1260:          'ncds'  => 'changing default start and end access dates will affect future enrollments and ALSO currently inactive students (i.e., those for whom access will begin in the future).  To change access dates for currently active students, you should change the access dates via this screen, then use Enrollment manager -> Drop Students to drop the students, and then use Automated Enrollment Manager -> Update roster now to re-enroll them with the new access dates.'
                   1261: 
1.14      raeburn  1262:     );
                   1263:     my $dateshow;
                   1264:     if ( ($oldendshow eq '') && ($oldstartshow eq '') ) {
                   1265:        $dateshow = "<br/><font size='+1'>".&mt('Warning')."</font>.&nbsp;".$lt{'cuno'}." ";
                   1266:        if ($action eq 'setaccess') {
                   1267:            $dateshow .= $lt{'ifyo'}."\n";
                   1268:        } elsif ($action eq 'updatenow') {
                   1269:            $dateshow .= $lt{'ifyd'}."\n";
                   1270:        }
                   1271:     } else {
                   1272:         $dateshow = &mt('Currently: default first access').": <b><i>$oldstartshow</i></b>, ".&mt('default last access').": <b><i>$oldendshow</i></b>\n";
                   1273:     }
                   1274:     if ($action eq 'setaccess') {
                   1275:         $r->print(<<ENDONE);
                   1276:                 <form name="enter" method="post"><br/>
                   1277:                 <table width="100%" border="0" cellpadding="2" cellspacing="2">
                   1278:                  <tr>
                   1279:                   <td align="left"><b>$$tasktitleref{$action}</b>
                   1280:                   <br /><br />
                   1281:                    $dateshow
                   1282:                   </td>
                   1283:                  </tr>
                   1284:                 </table>
                   1285: ENDONE
                   1286:     } elsif ($action eq 'updatenow') {
                   1287:         $r->print("
                   1288:                 <br /><br />$dateshow\n");
                   1289:     }
                   1290:     $r->print(<<ENDTWO);
                   1291:                 <table width="100%" border="0" cellpadding="3" cellspacing="3">
                   1292:                  <tr>
                   1293:                   <td align="left" colspan="2">
                   1294:                    <table border="0" cellspacing="0" cellpadding="2">
                   1295:                     <tr>
                   1296:                      <td colspan="3">
                   1297: ENDTWO
                   1298:       if ($action eq 'setaccess') {
                   1299:           $r->print("<i>$lt{'setf'} $lt{'freg'}</i>");
                   1300:       } elsif ($action eq 'updatenow') {
                   1301:           $r->print("<i>$lt{'setf'} $lt{'fnew'}</i>");
                   1302:       }
                   1303:       $r->print(<<ENDTHREE); 
                   1304:                        </td>
                   1305:                       </tr>
                   1306:                       <tr>
                   1307:                        <td>$start_table
                   1308:                        </td>
                   1309:                       </tr>
                   1310:                      </table>
                   1311:                     </td>
                   1312:                    </tr>
                   1313:                    <tr>
                   1314:                     <td align="left" colspan="2">
1.15      albertel 1315:                      <table border="0" cellspacing="0" cellpadding="2">
1.14      raeburn  1316:                       <tr>
                   1317:                        <td colspan="3">
                   1318: ENDTHREE
                   1319:     if ($action eq 'setaccess') {
                   1320:         $r->print("<i>$lt{'setl'} $lt{'freg'}</i>");
                   1321:     } elsif ($action eq 'updatenow') {
                   1322:         $r->print("<i>$lt{'setl'} $lt{'fnew'}</i>");
                   1323:     }
                   1324:     $r->print(<<ENDFOUR); 
                   1325:                        </td>
                   1326:                       </tr>
                   1327:                       <tr>
                   1328:                        <td>$end_table
                   1329:                        </td>
                   1330:                       </tr>
                   1331:                      </table>
                   1332:                     </td>
                   1333:                    </tr>
                   1334: ENDFOUR
                   1335:     if ($action eq 'setaccess') {
                   1336:         $r->print("
                   1337:                    <tr>
                   1338:                     <td colspan=\"2\"><font color=\"#888888\">$lt{'ifad'}</font></td>
                   1339:                    </tr>
1.16      raeburn  1340:                    <tr>
                   1341:                     <td colspan=\"2\">&nbsp;</td>
                   1342:                    </tr>
                   1343:                    <tr>
                   1344:                     <td colspan=\"2\"><b>".&mt('Note').":</b> ".$lt{'ncds'}."</td>
                   1345:                    </tr>
1.14      raeburn  1346:                   </table>
                   1347:         ");
                   1348:     } elsif ($action eq 'updatenow') {
                   1349:         $r->print("
                   1350:                    </tr>
                   1351:                   </table>
                   1352:         ");
                   1353:     }
                   1354: }
                   1355: 
1.1       raeburn  1356: ###############################################################
                   1357: sub print_doc_base {
1.41      albertel 1358:     my ($r) = @_;
1.15      albertel 1359:     $r->print(<<ENDBASE);
1.1       raeburn  1360:   </td>
                   1361:  </tr>
                   1362: </table>
1.41      albertel 1363: <br />
1.1       raeburn  1364: ENDBASE
1.41      albertel 1365:     $r->print(&Apache::loncommon::end_page());
1.1       raeburn  1366: }
                   1367:  
                   1368: ###################################################################
                   1369: sub print_chgsettings_response {
1.15      albertel 1370:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   1371:     my %settings = &Apache::lonnet::get('environment',['internal.sectionnums','internal.crosslistings','internal.autostart','internal.autoend','internal.autoadds','internal.autodrops'],$dom,$crs);
                   1372:     my $currend = '';
                   1373:     my $currstart = '';
                   1374:     my $currsecs = '';
                   1375:     my $currxlists = '';
                   1376:     my $curradds = '';
                   1377:     my $currdrops = '';
                   1378:     if ( defined($settings{'internal.autoadds'}) ) {
                   1379: 	$curradds = $settings{'internal.autoadds'};
                   1380:     }
                   1381:     if ( defined($settings{'internal.autodrops'}) ) {
                   1382: 	$currdrops = $settings{'internal.autodrops'};
                   1383:     }
                   1384:     if ( defined($settings{'internal.autostart'}) ) {
                   1385: 	$currstart = $settings{'internal.autostart'};
                   1386:     }
                   1387:     if ( defined($settings{'internal.autoend'}) ) {
                   1388: 	$currend = $settings{'internal.autoend'};
                   1389:     }
                   1390:     if ( defined($settings{'internal.sectionnums'}) ) {
                   1391: 	$currsecs = $settings{'internal.sectionnums'};
                   1392:     }
                   1393:     if ( defined($settings{'internal.crosslistings'}) ) {
                   1394: 	$currxlists = $settings{'internal.crosslistings'}
                   1395:     }
                   1396:     my $autoadds = '';
                   1397:     my $autodrops = '';
1.1       raeburn  1398: 
1.23      albertel 1399:     if ( exists($env{'form.autoadds'}) ) {
                   1400: 	$autoadds=$env{'form.autoadds'};
1.15      albertel 1401:     }
1.23      albertel 1402:     if ( exists($env{'form.autodrops'}) ) {
                   1403: 	$autodrops=$env{'form.autodrops'};
1.15      albertel 1404:     }
                   1405: 
                   1406:     my $response = "";
                   1407:     my $warning = "";
                   1408:     my $warn_prefix = "";
                   1409:     my $warn_suffix = "";
                   1410:     my $warnfiller = "";
                   1411:     my %cenv = ('internal.autoadds' => $autoadds,
                   1412: 		'internal.autodrops' => $autodrops);
                   1413:     my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   1414:     if ($reply !~ /^ok$/) {
                   1415: 	$response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";
                   1416:     } else {
                   1417: 	if ($autoadds) {
                   1418: 	    if ($curradds) {
                   1419: 		$response = "Nightly additions based on classlist changes still <b>enabled</b><br/>";
                   1420: 	    } else {
                   1421: 		$response = "Nightly additions based on classlist changes now <b>enabled</b><br/>";
                   1422: 	    }
                   1423: 	} else {
                   1424: 	    if ($curradds) {
                   1425: 		$response = "Nightly additions based on classlist changes now <b>disabled</b><br/>";
                   1426: 	    } else {
                   1427: 		$response = "Nightly additions based on classlist changes still <b>disabled</b><br/>";
                   1428: 	    }
                   1429: 	}
                   1430: 	if ($autodrops) {
                   1431: 	    if ($currdrops) {
1.39      albertel 1432: 		$response .= "Nightly removals based on classlist changes still <b>enabled</b><br />";
1.15      albertel 1433: 	    } else {
                   1434: 		$response .= "Nightly removals based on classlist changes now <b>enabled</b><br/>";
                   1435: 	    }
                   1436: 	} else {
                   1437: 	    if ($currdrops) {
1.39      albertel 1438: 		$response .= "Nightly removals based on classlist changes now <b>disabled</b><br />";
1.15      albertel 1439: 	    } else {
                   1440: 		$response .= "Nightly removals based on classlist changes still <b>disabled</b>";
                   1441: 	    }
                   1442: 	}
                   1443: 	if ($autoadds || $autodrops) {
                   1444: 	    $warning = &warning_message($dom,$crs,$action);
                   1445: 	    $warn_prefix = "<br/><font size ='+1'><b>Warning</b></font>. Although you indicated that nightly ";
                   1446: 	    $warn_suffix = " should be enabled, additional action is required.<br/>";
                   1447: 	}
                   1448: 	if ($autoadds) {
                   1449: 	    if ($autodrops) {
                   1450: 		$warnfiller = "adds and drops";
                   1451: 	    } else {
                   1452: 		$warnfiller = "adds";
                   1453: 	    }
                   1454: 	} else {
                   1455: 	    if ($autodrops) {
                   1456: 		$warnfiller = "drops";
                   1457: 	    }
                   1458: 	}
                   1459: 	unless ($warning eq '') {
                   1460: 	    $response = $warn_prefix.$warnfiller.$warn_suffix.$warning;
                   1461: 	}
                   1462:     }
                   1463:     &print_reply($r,$response,$$tasktitleref{$action});
                   1464:     return;
1.1       raeburn  1465: }
                   1466: 
                   1467: sub print_setdates_response {
1.15      albertel 1468:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   1469:     my %settings = &Apache::lonnet::get('environment',['internal.autostart','internal.autoend'],$dom,$crs);
                   1470:     my $currstart = $settings{'internal.autostart'};
                   1471:     my $currend = $settings{'internal.autoend'};
                   1472:     my $response = '';
1.19      raeburn  1473:     my $showstart = '';
1.15      albertel 1474:     my $showend = '';
                   1475:     my $warning = '';
                   1476:     my $warn_prefix = '';
1.19      raeburn  1477:     my ($autostart,$autoend) = &get_dates_from_form();
                   1478:     if ( ($autostart eq '') || ($autoend eq '') ) {
                   1479:         $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";
                   1480:     } elsif (($autoend > 0) && ($autoend <= $autostart)) {
                   1481:         $response = 'The date/time selected for starting auto-enrollment was the same or later than the date/time selected for ending auto-enrollment. As this means auto-enrollment will never be active, your requested changes have not been processed, and the existing values remain in effect. Please <a href="javascript:history.go(-1)">go back</a> to the previous page to try your changes again.'."\n";
                   1482:     } else {       
                   1483:         $showstart = &Apache::lonlocal::locallocaltime($autostart);
                   1484:         if ($autoend) {
                   1485: 	    $showend = &Apache::lonlocal::locallocaltime($autoend);
                   1486:         } else {
                   1487: 	    $showend = "'No end date'";
                   1488:         } 
1.15      albertel 1489: 
1.19      raeburn  1490:         my %cenv = ('internal.autostart' => $autostart,
                   1491:   		    'internal.autoend' => $autoend);
                   1492:         my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   1493:         if ($reply !~ /^ok$/) {
                   1494: 	    $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";
                   1495:         } else {
                   1496: 	    if ($currstart == $autostart) {
                   1497: 	        $response = "The first date for automated enrollment has been left unchanged as $showstart.<br/>";
                   1498: 	    } else {
                   1499: 	        $response = "The first date for automated enrollment has been changed to $showstart.<br/>";
                   1500: 	    } 
                   1501: 	    if ($currend == $autoend) {
                   1502: 	        $response .= "The last date for automated enrollment has been left unchanged as $showend.<br/>";
                   1503: 	    } else {
                   1504: 	        $response .= "The last date for automated enrollment has been changed to $showend.<br/>";
                   1505: 	    }
1.1       raeburn  1506:  
1.14      raeburn  1507: # Generate message in case where old first enrollment date was later than today, but new first enrollment date is now today or earlier.
1.1       raeburn  1508: 
1.19      raeburn  1509: 	    my $rosterupdated = 0;
                   1510: 	    my $firstaccess = "";
                   1511: 	    my $nextupdate = "";
                   1512: 	    my $lastupdate = "";
                   1513: 
                   1514: 	    my $nowstamp = time;
                   1515: 	    my @date_list=localtime(time);
                   1516: 	    my $cur_year = $date_list[5];
                   1517: 	    my $curday = $date_list[3];
                   1518: 	    my $curmonth = $date_list[4];
                   1519: 	    my $lastmidnt = timelocal(0,0,0,$date_list[3],$date_list[4],$date_list[5]);
                   1520: 	    my $nextmidnt = 86400 + $lastmidnt;
                   1521: 
                   1522: 	    my $todayupdate = timelocal(0,30,1,$date_list[3],$date_list[4],$date_list[5]);
                   1523: 	    my $lastupdate = $todayupdate - 86400;
                   1524: 	    if ($nowstamp < $todayupdate) {
                   1525: 	      $nextupdate = "today";
1.15      albertel 1526: 	    } else {
1.19      raeburn  1527: 	      $nextupdate = "tomorrow";
1.15      albertel 1528: 	    }
1.19      raeburn  1529: 	    if ($currstart < $lastupdate) {
                   1530: 	        $rosterupdated = 1;
1.15      albertel 1531: 	    }
1.19      raeburn  1532: 	    if ($autostart < $nextmidnt ) {
                   1533: 	        if ( $autostart >= $lastmidnt) {
                   1534: 		    $firstaccess = "today";
                   1535: 	        } else {
                   1536: 	  	    $firstaccess = "a date prior to today";
                   1537: 	        }
                   1538: 	        if (($nowstamp >= $autostart) && ($rosterupdated == 0)) {
1.39      albertel 1539: 		    $response .= qq|<br />Although you have now set the first enrollment date to $firstaccess, automatic enrollment will <b>not</b> occur until the next automatic enrollment update occurs for all LON-CAPA courses at 1.30 am $nextupdate. If you wish to immediately enroll registered students included in the institutional classlist for this class, please visit the <a href="/adm/populate?action=updatenow">roster update page</a>.<br />|;
1.19      raeburn  1540: 	        }
                   1541: 	    }
                   1542: 	    $warning = &warning_message($dom,$crs,$action);
                   1543: 	    $warn_prefix = "<br/><font size ='+1'><b>Warning</b></font>. Although you set a start and end date for auto-enrollment, additional action is required.<br/>";
                   1544: 	    unless ($warning eq '') {
                   1545: 	        $response .= $warn_prefix.$warning;
                   1546: 	    }
                   1547:         }
1.15      albertel 1548:     }
                   1549:     &print_reply($r,$response,$$tasktitleref{$action});
                   1550:     return;
1.1       raeburn  1551: }
                   1552: 
1.14      raeburn  1553: sub print_setaccess_response {
1.15      albertel 1554:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   1555:     my %settings = &Apache::lonnet::get('environment',['default_enrollment_start_date','default_enrollment_end_date','internal.autostart'],$dom,$crs);
                   1556:     my $currstart = $settings{'default_enrollment_start_date'};
                   1557:     my $currend = $settings{'default_enrollment_end_date'};
                   1558:     my $autostart = $settings{'internal.autostart'};
                   1559:     my $response = '';
                   1560:     my ($startaccess,$endaccess) = &get_dates_from_form();
1.19      raeburn  1561:     if (($startaccess eq '') || ($endaccess eq '')) {
                   1562:         $response = "There was a problem processing your requested changes. The default
                   1563: start and end access dates for this course have been left unchanged.<br/>";
                   1564:     } elsif (($endaccess > 0) && ($endaccess <= $startaccess)) {
                   1565:         $response = 'The default start access date/time you chose was the same or later than the default end access date/time. As this means that roles will never be active, your requested changes have not been processed, and the existing values remain in effect. Please <a href="javascript:history.go(-1)">go back</a> to the previous page to try your changes again.'."\n"; 
1.15      albertel 1566:     } else {
1.19      raeburn  1567:         my $showstart = &Apache::lonlocal::locallocaltime($startaccess);
                   1568:         my $showend = '';
                   1569:         my $warning = '';
                   1570:         my $warn_prefix = '';
                   1571:         if ($endaccess) {
                   1572: 	    $showend = &Apache::lonlocal::locallocaltime($endaccess);
                   1573:         } else {
                   1574: 	    $showend = "'No end date'";
                   1575:         }
1.15      albertel 1576: 
1.19      raeburn  1577:         my %cenv = ('default_enrollment_start_date' => $startaccess,
1.15      albertel 1578: 		'default_enrollment_end_date' => $endaccess);
1.19      raeburn  1579:         my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   1580:         if ($reply !~ /^ok$/) {
                   1581: 	    $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";
                   1582:         } else {
                   1583: 	    if ($currstart == $startaccess) {
                   1584: 	        $response = "The first access date for students added via automated enrollment has been left unchanged as $showstart.<br/>";
                   1585: 	    } else {
                   1586: 	        $response = "The first access date for students added via automated enrollment has been changed to
1.14      raeburn  1587: $showstart.<br/>";
1.19      raeburn  1588: 	    }
                   1589: 	    if ($currend == $endaccess) {
                   1590: 	        $response .= "The last access date for students added via automated enrollment has been left unchanged as $showend.<br/>";
                   1591: 	    } else {
                   1592: 	        $response .= "The last access date for students automated enrollment has been changed to
1.14      raeburn  1593: $showend.<br/>";
1.19      raeburn  1594: 	    }
1.15      albertel 1595: 	
1.14      raeburn  1596: # Generate message in case where old first access date was later than today, but new first access date is now today or earlier.
1.15      albertel 1597: 	
1.19      raeburn  1598: 	    my $accessgiven= 0;
                   1599: 	    my $firstaccess = "";
                   1600: 	    my $nextupdate = "";
                   1601: 	    my $lastupdate = "";
                   1602: 
                   1603: 	    my $nowstamp = time;
                   1604: 	    my @date_list=localtime(time);
                   1605: 	    my $cur_year = $date_list[5];
                   1606: 	    my $curday = $date_list[3];
                   1607: 	    my $curmonth = $date_list[4];
                   1608: 	    my $lastmidnt = timelocal(0,0,0,$date_list[3],$date_list[4],$date_list[5]);
                   1609: 	    my $nextmidnt = 86400 + $lastmidnt;
                   1610: 
                   1611: 	    my $todayupdate = timelocal(0,30,1,$date_list[3],$date_list[4],$date_list[5]);
                   1612: 	    my $tomorrowupdate = $todayupdate + 86400;
                   1613: 	    my $lastupdate = $todayupdate - 86400;
                   1614: 
                   1615: 	    if ($autostart < $nextmidnt) {
                   1616: 	        if ($nowstamp < $todayupdate) {
                   1617: 		    $nextupdate = "at 1.30 am today";
                   1618: 	        } else {
                   1619: 		    $nextupdate = "at 1.30 am tomorrow";
                   1620: 	        }
1.15      albertel 1621: 	    } else {
1.19      raeburn  1622: 	        my @enrollstart = localtime($autostart);
                   1623: 	        $nextupdate = timelocal(0,30,1,$enrollstart[3],$enrollstart[4],$enrollstart[5]);
                   1624: 	        unless (($enrollstart[2] < 1) || ($enrollstart[2] == 1 && $enrollstart[1] <=30))  {
                   1625: 		    $nextupdate += 86400; 
                   1626: 	        }
                   1627: 	        $nextupdate = &Apache::lonlocal::locallocaltime($nextupdate);
                   1628: 	    }
                   1629: 	    if (($currstart < $lastupdate) && ($autostart < $lastupdate)) {
                   1630: 	        $accessgiven = 1;
                   1631: 	    }
                   1632: 	    if ($startaccess < $nextmidnt ) {
                   1633: 	        if ( $startaccess >= $lastmidnt) {
                   1634: 	    	    $firstaccess = "today";
                   1635: 	        } else {
                   1636: 		    $firstaccess = "a date prior to today";
                   1637: 	        }
                   1638: 	        if (($nowstamp >= $startaccess) && ($accessgiven == 0)) {
1.39      albertel 1639: 		    $response .= qq|<br />Although you have now set the first access date to $firstaccess, automatic enrollment will <b>not</b> occur until the next automatic enrollment update occurs for all LON-CAPA courses $nextupdate. If you wish to grant immediate course access for registered students included in the institutional classlist for this class, please visit the <a href="/adm/populate?action=updatenow">roster update page</a>.<br />|;
1.19      raeburn  1640: 	        }
1.15      albertel 1641: 	    }
1.19      raeburn  1642: 	    $warning = &warning_message($dom,$crs,$action);
                   1643: 	    $warn_prefix = "<br/><font size ='+1'><b>Warning</b></font>. Although you have set default first and last access dates for students who are added via automatic enrollment, additional action is required.<br/>";
                   1644: 	    unless ($warning eq '') {
                   1645: 	        $response .= $warn_prefix.$warning;
1.15      albertel 1646: 	    }
1.19      raeburn  1647:         }
1.15      albertel 1648:     }
                   1649:     &print_reply($r,$response,$$tasktitleref{$action});
                   1650:     return;
1.14      raeburn  1651: }
                   1652: 
1.1       raeburn  1653: sub print_notify_response {
1.15      albertel 1654:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
1.1       raeburn  1655: 
                   1656: # Get current settings
1.15      albertel 1657:     my %settings = &Apache::lonnet::get('environment',['internal.notifylist','internal.coursecode'],$dom,$crs);
                   1658:     my $notifylist = $settings{'internal.notifylist'};
                   1659:     my $coursecode = $settings{'internal.coursecode'};
1.28      albertel 1660:     my @currpeople = split(/,/,$notifylist);
1.15      albertel 1661:     my $notify = 0;
                   1662:     my @people = ();
                   1663:     my $peoplestr = "";
                   1664:     my $response = "";
                   1665:     my $noprocess = 0;
1.1       raeburn  1666: 
1.15      albertel 1667:     my $currcount = 0;
                   1668:     foreach  (@currpeople) {
                   1669: 	unless ($_ eq '') { $currcount ++; } 
                   1670:     }
                   1671: 
1.23      albertel 1672:     if ( exists($env{'form.notify'}) ) {
                   1673: 	$notify=$env{'form.notify'};
1.15      albertel 1674:     }
1.23      albertel 1675:     if ( exists($env{'form.notifyshow'}) ) {
                   1676: 	my $notifyshow = $env{'form.notifyshow'};
1.15      albertel 1677: 	for (my $i=0; $i<$notifyshow; $i++) {
1.23      albertel 1678: 	    if ( exists($env{"form.note_$i"}) ) {
                   1679: 		if ( exists($env{"form.notifyname_$i"}) ) {
                   1680: 		    unless ( $env{"form.notifyname_$i"} eq '' ) {
                   1681: 			push @people, $env{"form.notifyname_$i"};
1.15      albertel 1682: 		    }
                   1683: 		}
                   1684: 	    }
                   1685: 	}
                   1686: 	if ($notify) { $peoplestr = join(",",@people); }
                   1687:     } else {
                   1688: 	if ($notify) {
                   1689: 	    if ($currcount) {
                   1690: 		$response = "There was a problem retrieving the updated list of recipients of notification messages. The notification settings for this course have been left unchanged.<br/>.";
                   1691: 		$peoplestr = $notifylist;
                   1692: 		@people = @currpeople;
                   1693: 		$noprocess = 1;
                   1694: 	    }
                   1695: 	}
                   1696:     }
                   1697:     unless ($noprocess == 1) {
                   1698: 	my %cenv = ('internal.notifylist' => $peoplestr);
                   1699: 	my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   1700: 	if ($reply !~ /^ok$/) {
                   1701: 	    $response = "There was a problem processing your requested changes. The notification settings for this course have been left unchanged.<br/>";
                   1702: 	} else {
                   1703: 	    if ($notify) {
                   1704: 		if (@people) {
                   1705: 		    if ($currcount) {
                   1706: 			$response .= "Notification of enrollment changes still <b>enabled</b><br/>";
                   1707: 		    } else {
                   1708: 			$response .= "Notification of enrollment changes now <b>enabled</b><br/>";
                   1709: 		    }
                   1710: 		    $response .= "<br/>The following will receive notification if there are any changes in enrollment in LON-CAPA course: $realm ($coursecode) as a result of the nightly enrollment check: <br/><ul>\n";
                   1711: 		    foreach my $person (@people) {
                   1712: 			$response .= "<li>$person</li>\n";
                   1713: 		    }
                   1714: 		    $response .= "</ul>\n";
                   1715: 		} else {
1.44      raeburn  1716: 		    $response = &mt('Notification of enrollment changes was <b> not enabled</b> as no [_1]s were selected as recipients.<br/>',&Apache::lonnet::plaintext('cc'));
1.15      albertel 1717: 		}
                   1718: 	    } else {
                   1719: 		if ($currcount) {
                   1720: 		    $response = "Notification of enrollment changes now <b>disabled</b><br/>";
                   1721: 		} else {
                   1722: 		    $response = "Notification of enrollment changes still <b>disabled</b><br/>";
                   1723: 		}
                   1724: 	    }
                   1725: 	}
                   1726:     }
                   1727:     &print_reply($r,$response,$$tasktitleref{$action});
                   1728:     return;
1.1       raeburn  1729: }
                   1730: 
                   1731: sub print_crosslistings_menu () {
1.15      albertel 1732:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   1733:     my %settings = &Apache::lonnet::get('environment',['internal.crosslistings','internal.coursecode'],$dom,$crs);
                   1734:     my @currxlists = ();
                   1735:     my @xlists = ();
                   1736:     my $crosscount = 0;
                   1737:     my $removecount = 0;
                   1738:     my $xliststr = '';
                   1739:     my $response = '';
                   1740:     my $coursecode = $settings{'internal.coursecode'};
1.28      albertel 1741:     if ($settings{'internal.crosslistings'} ne '') {
                   1742: 	@currxlists = split(/,/,$settings{'internal.crosslistings'});
1.15      albertel 1743:     }
                   1744: 
                   1745:     if (@currxlists > 0) {
                   1746: 	for (my $i=0; $i<@currxlists; $i++) {
                   1747: 	    my $xlist = "cross_".$i;
1.42      raeburn  1748: 	    my $lc_sec = "lcsec_".$i;
1.23      albertel 1749: 	    if ( exists($env{"form.$xlist"}) ) {
1.15      albertel 1750: 		my $xlistentry = '';
                   1751: 		if ($currxlists[$i] =~ m/^([^:]+)/) {
                   1752: 		    $xlistentry = $1.':';
                   1753: 		}
1.42      raeburn  1754: 		if ( exists($env{"form.$lc_sec"}) ) {
                   1755: 		    $xlistentry .= $env{"form.$lc_sec"};
1.15      albertel 1756: 		}
                   1757: 		push @xlists,$xlistentry;
                   1758: 		$crosscount ++;
                   1759: 	    } else {
                   1760: 		$removecount ++;
                   1761: 	    }
                   1762: 	}
                   1763:     }
1.1       raeburn  1764: 
1.28      albertel 1765:     $xliststr = join(",",@xlists);
                   1766: 
1.15      albertel 1767:     my %cenv = ('internal.crosslistings' => $xliststr);
                   1768:     my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   1769:     if ($reply !~ /^ok$/) {
                   1770: 	$response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";
                   1771:     } else {
                   1772: 	if ($removecount > 0) {
                   1773: 	    $response = "A total of $removecount courses are no longer crosslisted with LON-CAPA course: $realm ($coursecode).<br/><br/>";
                   1774: 	}
                   1775: 	if ($crosscount > 0) {
                   1776: 	    $response .=  "The $crosscount courses listed below remain crosslisted with this LON-CAPA course, and students enrolling in these course sections will be automatically added to the class roster for the course, if you have chosen to enable a nightly automated enrollment update.<br/><ul>\n";
                   1777: 	    foreach (@xlists) {
1.42      raeburn  1778: 		my ($xlist,$lc_sec) = split/:/,$_;
                   1779: 		$response .= "<li>$xlist - ID: $lc_sec</li>\n";
1.15      albertel 1780: 	    }
                   1781: 	    $response .= "</ul><br/>\n";
                   1782: 	}
                   1783:     }
1.23      albertel 1784:     if ( exists($env{'form.numcross'}) ) {
                   1785: 	my $numcross = $env{'form.numcross'};
1.15      albertel 1786: 	if ($numcross > 0) {
                   1787: 	    my @bgcolors=("#eeeeee","#cccccc");
1.42      raeburn  1788: 	    $response .= qq(You indicated that you wish to add an additional $numcross crosslisting(s).  For each new crosslisting enter the insititutional course section code (e.g., fs03zol101001, for section 001 of zol101 for fs03 semester), and the LON-CAPA section ID you wish to assign to students who will be enrolled in your LON-CAPA class as a result of their registration in the crosslisted course section. The LON-CAPA section ID can be left blank, if you do not wish to tie a section ID to this crosslisting.  The institutional course section code should only contain letters and/or numbers, and must be consistent with the scheme adopted by your Domain Coordinator to map course codes (and section numbers) to your institution's student information system.<br/><br/>
1.46      albertel 1789:            <form name="enter" method="post">); #' stupid emacs
1.42      raeburn  1790:            $response .= &Apache::loncommon::start_data_table();
                   1791:            $response .= &Apache::loncommon::start_data_table_row();
                   1792:            $response .= qq(
                   1793:                  <th>Crosslisting</th>
                   1794:                  <th>LON-CAPA section ID</th>
1.15      albertel 1795: 			    );
1.42      raeburn  1796:            $response .= &Apache::loncommon::end_data_table_row();
1.15      albertel 1797: 	    for (my $i=0; $i<$numcross; $i++) {
1.42      raeburn  1798:                 $response .= &Apache::loncommon::start_data_table_row();
1.15      albertel 1799: 		$response .= qq(
1.1       raeburn  1800:                  <td><input type="text" size="15" name="newcross_$i" /></td>
1.42      raeburn  1801:                  <td align="right"><input type="text" size="10" name="newlcsec_$i" /></td>
1.15      albertel 1802: 				);
1.42      raeburn  1803:                 $response .= &Apache::loncommon::end_data_table_row();
1.15      albertel 1804: 	    }
1.42      raeburn  1805:             $response .= &Apache::loncommon::end_data_table();
                   1806: 	    $response .= qq(
1.1       raeburn  1807:               </td>
                   1808:              </tr>
                   1809:              <tr>
                   1810:               <td align="right">
1.39      albertel 1811:                <input type="button" name="newcross" value="Go" onclick="process('newcross')" />
1.1       raeburn  1812:               </td>
                   1813:              </tr>
                   1814:             </table>
1.39      albertel 1815:             <input type=\"hidden\" name=\"numcross\" value=\"$numcross\" />
                   1816:             <input type=\"hidden\" name=\"action\" value=\"newcross\" />
                   1817:             <input type=\"hidden\" name=\"state\" value=\"process\" />
1.1       raeburn  1818:             </form>
1.15      albertel 1819: 			      );
                   1820:         }
                   1821:     }
                   1822:     &print_reply($r,$response,$$tasktitleref{$action});
                   1823:     return;
1.1       raeburn  1824: }
                   1825: 
                   1826: sub print_crosslistings_response () {
1.15      albertel 1827:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   1828:     my %settings = &Apache::lonnet::get('environment',['internal.crosslistings','internal.coursecode','internal.courseowner'],$dom,$crs);
                   1829:     my @currxlists = ();
                   1830:     my @xlists = ();
                   1831:     my @allxlists = ();
                   1832:     my @badxlists = ();
                   1833:     my @badowner = ();
1.42      raeburn  1834:     my @reserved = ();
                   1835:     my @matchgroup = ();
1.15      albertel 1836:     my $numcross = 0;
                   1837:     my $xliststr =  $settings{'internal.crosslistings'};
                   1838:     my $coursecode = $settings{'internal.coursecode'};
                   1839:     my $owner = $settings{'internal.courseowner'};
                   1840:     my $response = '';
                   1841:     my $warning = '';
                   1842:     my $warn_prefix = '';
1.1       raeburn  1843: 
1.28      albertel 1844:     if ($xliststr ne '') {
                   1845: 	@allxlists = split(/,/,$xliststr);
1.15      albertel 1846:     }
1.1       raeburn  1847: 
1.23      albertel 1848:     if ( exists($env{'form.numcross'}) ) {
                   1849: 	$numcross = $env{'form.numcross'};
1.15      albertel 1850:     }
1.1       raeburn  1851: 
1.15      albertel 1852:     if ($numcross > 0) {
1.43      raeburn  1853:         my %curr_groups = &Apache::longroup::coursegroups();
1.15      albertel 1854: 	for (my $i=0; $i<$numcross; $i++) {
                   1855: 	    my $xl = "newcross_".$i;
1.42      raeburn  1856: 	    my $lc_sec = "newlcsec_".$i;
1.23      albertel 1857: 	    if ( exists($env{"form.$xl"}) ) {
1.42      raeburn  1858:                 if (exists($env{"form.$lc_sec"})) {
                   1859:                     my $lc_sec_check = &validate_lcsec(\%curr_groups,
                   1860:                                                     $env{"form.$lc_sec"});
                   1861:                     if ($lc_sec_check eq 'reserved') {
                   1862:                         push(@reserved,$env{"form.$xl"}.":".$env{"form.$lc_sec"});
                   1863:                         next;
                   1864:                     } elsif ($lc_sec_check eq 'group') {
                   1865:                         push (@matchgroup,$env{"form.$xl"}.":".$env{"form.$lc_sec"});
                   1866:                         next;
                   1867:                     }
                   1868:                 }
1.15      albertel 1869: 		my $coursecheck = '';
1.23      albertel 1870: 		$coursecheck = &Apache::lonnet::auto_validate_courseID($crs,$dom,$env{"form.$xl"});
1.15      albertel 1871: 		if ($coursecheck eq 'ok') {
                   1872: 		    my $addcheck = '';
1.23      albertel 1873: 		    $addcheck = &Apache::lonnet::auto_new_course($crs,$dom,$env{"form.$xl"},$owner);
1.15      albertel 1874: 		    if ($addcheck eq 'ok') {
1.42      raeburn  1875: 			push @xlists,$env{"form.$xl"}.":".$env{"form.$lc_sec"};
1.15      albertel 1876: 		    } else {
1.42      raeburn  1877: 			push @badowner,$env{"form.$xl"}.":".$env{"form.$lc_sec"};
1.15      albertel 1878: 		    }
                   1879: 		} else {
1.42      raeburn  1880: 		    push @badxlists, $env{"form.$xl"}.":".$env{"form.$lc_sec"}.":".$coursecheck;
1.15      albertel 1881: 		}
                   1882: 	    }
                   1883: 	}
                   1884: 	push @allxlists, @xlists;
                   1885:     }
                   1886:     
                   1887:     if (@xlists > 0 ) {
                   1888: 	unless ($xliststr eq '') { $xliststr .= ","; }
1.28      albertel 1889: 	$xliststr .= join(",",@xlists);
                   1890: 
1.15      albertel 1891: 	my %cenv = ('internal.crosslistings' => $xliststr);
                   1892: 	my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   1893: 	if ($reply !~ /^ok$/) {
                   1894: 	    $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/><br/>";
                   1895: 	} else {
                   1896: 	    $response = "The courses listed below are now crosslisted with this LON-CAPA course, and students enrolling in these course sections will be automatically added to the class roster for the course, if you have chosen to enable a nightly automated enrollment update.<br/><ul>\n";
                   1897: 	    foreach (@allxlists) {
1.42      raeburn  1898: 		my ($xlist,$lc_sec) = split/:/,$_;
                   1899: 		$response .= "<li>$xlist - ID: $lc_sec</li>\n";
1.15      albertel 1900: 	    }
                   1901: 	    $response .= "</ul><br/><br/>\n";
                   1902: 	}
                   1903:     } else {
                   1904: 	if ($xliststr =~ m/:/) {
1.28      albertel 1905: 	    my @oldxlists = (split/,/,$xliststr);
1.15      albertel 1906: 	    $response .= "Although no new crosslistings were added, the courses listed below continue to be crosslisted with your LON-CAPA course.<br/><ul>\n";
                   1907: 	    foreach (@oldxlists) {
1.42      raeburn  1908: 		my ($xlist,$lc_sec) = split/:/,$_;
                   1909: 		$response .= "<li>$xlist - ID: $lc_sec</li>\n";
1.15      albertel 1910: 	    }
                   1911: 	    $response .= "</ul><br/><br/>\n";
                   1912: 	}
                   1913:     }
                   1914:     if (@badxlists > 0) {
                   1915: 	$response .= "The courses listed below could not be included in the crosslistings for this LON-CAPA course, because they are not valid courses according to your institution's official schedule of classes and sections.<br/><ul>\n";
                   1916: 	foreach (@badxlists) {
1.42      raeburn  1917: 	    my ($xlist,$lc_sec,$prob) = split/:/,$_;
                   1918: 	    $response .= "<li>$xlist - ID: $lc_sec - Error: $prob</li>\n";
1.15      albertel 1919: 	}
                   1920: 	$response .= "</ul><br/><br/>\n";
                   1921:     }
                   1922:     
                   1923:     if (@badowner > 0) {
                   1924: 	$response .= "The courses listed below could not be included in the crosslistings for this LON-CAPA course, because the owner of this course - $owner - does not have rights to view enrollment in those classes as determined by your instititution's policies on access to official classlists.<br/><ul>\n";
                   1925: 	foreach (@badowner) {
1.42      raeburn  1926: 	    my ($xlist,$lc_sec) = split/:/,$_;
                   1927: 	    $response .= "<li>$xlist - ID: $lc_sec</li>\n";
1.15      albertel 1928: 	}
                   1929: 	$response .= "</ul><br/><br/>\n";
                   1930:     }
1.42      raeburn  1931:     if (@reserved > 0) {
                   1932:         $response .= "The courses listed below could not be included in the crosslistings for this LON-CAPA course, because the section ID associated with the crosslisted course is a reserved word. Please <a href=\"javascript:history(-1)\">go back</a> and change the section ID for each of these courses.<br/><ul>\n";  
                   1933:         foreach (@reserved) {
                   1934:             my ($xlist,$lc_sec) = split/:/,$_;
                   1935:             $response .= "<li>$xlist - ID: $lc_sec</li>\n";
                   1936:         }
                   1937:         $response .= "</ul><br/><br/>\n";
                   1938:     }
                   1939: 
                   1940:     if (@matchgroup > 0) {
                   1941:         $response .= "The courses listed below could not be included in the crosslistings for this LON-CAPA course, because the section ID associated with the crosslisted course is the name of a group in this course. Please <a href=\"javascript:history(-1)\">go back</a> and change the section ID for each of these courses.<br/><ul>\n";
                   1942:         foreach (@matchgroup) {
                   1943:             my ($xlist,$lc_sec) = split/:/,$_;
                   1944:             $response .= "<li>$xlist - ID: $lc_sec</li>\n";
                   1945:         }
                   1946:         $response .= "</ul><br/><br/>\n";
                   1947:     }
1.5       raeburn  1948: 
1.15      albertel 1949:     if (@allxlists > 0) {
                   1950: 	$warning = &warning_message($dom,$crs,$action);
                   1951: 	$warn_prefix = "<br/><font size ='+1'><b>Warning</b></font>. Although you have selected crosslisted courses to contribute enrollment to this course, additional action is required.<br/>";
                   1952: 	unless ($warning eq '') {
                   1953: 	    $response .= $warn_prefix.$warning;
                   1954: 	}
                   1955:     }
1.1       raeburn  1956: 
1.15      albertel 1957:     &print_reply($r,$response,$$tasktitleref{$action});
                   1958:     return;
1.1       raeburn  1959: }
                   1960: 
                   1961: sub print_sections_menu () {
1.15      albertel 1962:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   1963:     my %settings = &Apache::lonnet::get('environment',['internal.sectionnums','internal.coursecode','internal.courseowner'],$dom,$crs);
                   1964:     my @currsections = ();
                   1965:     my @sections = ();
                   1966:     my @badowner = ();
                   1967:     my @badsections = ();
                   1968:     my $seccount = 0;
                   1969:     my $removecount = 0;
                   1970:     my $addcount = 0;
                   1971:     my $secstr = '';
                   1972:     my $response = '';
                   1973:     my $warning = "";
                   1974:     my $warn_prefix = "";
                   1975:     my $coursecode = $settings{'internal.coursecode'};
                   1976:     my $owner = $settings{'internal.courseowner'};
1.28      albertel 1977:     if ($settings{'internal.sectionnums'} ne '') {
                   1978: 	@currsections = split(/,/,$settings{'internal.sectionnums'});
1.15      albertel 1979:     }
                   1980:     
1.23      albertel 1981:     if ( exists($env{'form.secshow'}) ) {
                   1982: 	for (my $i=0; $i<$env{'form.secshow'}; $i++) {
1.42      raeburn  1983: 	    my $lc_sec = "loncapasec_".$i;
1.15      albertel 1984: 	    my $secnum = "secnum_".$i;
                   1985: 	    my $sec = "sec_".$i;
1.23      albertel 1986: 	    if ( exists( $env{"form.$sec"} ) ) {
1.15      albertel 1987: 		my $secentry;
1.23      albertel 1988: 		if ( exists( $env{"form.$secnum"} ) ) { 
                   1989: 		    $secentry = $env{"form.$secnum"}.':';
1.15      albertel 1990: 		}
1.42      raeburn  1991: 		if ( exists( $env{"form.$lc_sec"} ) ) {
                   1992: 		    $secentry .= $env{"form.$lc_sec"};
1.15      albertel 1993: 		}
1.23      albertel 1994: 		if ( grep/^$env{"form.$secnum"}:/,@currsections) {
1.15      albertel 1995: 		    push @sections, $secentry;
                   1996: 		    $seccount ++;
                   1997: 		} else {
1.23      albertel 1998: 		    my $newsec = $coursecode.$env{"form.$secnum"};
1.15      albertel 1999: 		    my $coursecheck = &Apache::lonnet::auto_validate_courseID($crs,$dom,$newsec);
                   2000: 		    if ($coursecheck eq 'ok') {
                   2001: 			my $addcheck = &Apache::lonnet::auto_new_course($crs,$dom,$newsec,$owner);
                   2002: 			if ($addcheck eq 'ok') {
1.42      raeburn  2003: 			    push @sections,$env{"form.$secnum"}.":".$env{"form.$lc_sec"};
1.15      albertel 2004: 			    $seccount ++;
                   2005: 			    $addcount ++;
                   2006: 			} else {
1.42      raeburn  2007: 			    push @badowner,$env{"form.$secnum"}.":".$env{"form.$lc_sec"};
1.15      albertel 2008: 			}
                   2009: 		    } else {
1.42      raeburn  2010: 			push @badsections, $env{"form.$secnum"}.":".$env{"form.$lc_sec"}.":".$coursecheck;
1.15      albertel 2011: 		    }
                   2012: 		}
                   2013: 	    }
                   2014: 	}
                   2015: 	if (@currsections > 0) {
                   2016: 	    for (my $i=0; $i<@currsections; $i++) {
                   2017: 		if ($currsections[$i] =~ m/^(\w+:)/ ) {
                   2018: 		    my $oldsec  = $1;
                   2019: 		    unless (grep/^$oldsec/,@sections) {
                   2020: 			$removecount ++;
                   2021: 		    }
                   2022: 		}
                   2023: 	    }
                   2024: 	}
                   2025:     } elsif (@currsections > 0) {
                   2026: 	for (my $i=0; $i<@currsections; $i++) {
                   2027: 	    my $sec = "sec_".$i;
1.42      raeburn  2028: 	    my $lc_sec = "lcsec_".$i;
1.23      albertel 2029: 	    if ( exists($env{"form.$sec"}) ) {
1.15      albertel 2030: 		my $secentry = '';
                   2031: 		if ($currsections[$i] =~ m/^(\w+:)/ ) {
                   2032: 		    $secentry = $1;
                   2033: 		}
1.42      raeburn  2034: 		if ( exists($env{"form.$lc_sec"}) ) {
                   2035: 		    $secentry .= $env{"form.$lc_sec"};
1.15      albertel 2036: 		}
                   2037: 		push @sections,$secentry;
                   2038: 		$seccount ++;
                   2039: 	    } else {
                   2040: 		$removecount ++;
                   2041: 	    }
                   2042: 	}
                   2043:     }
                   2044:     
1.28      albertel 2045:     $secstr = join(",",@sections);
                   2046: 
1.15      albertel 2047:     my %cenv = ('internal.sectionnums' => $secstr);
                   2048:     my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   2049:     if ($reply !~ /^ok$/) {
                   2050: 	$response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";
                   2051:     } else {
                   2052: 	if ($removecount > 0) {
                   2053: 	    $response = "A total of $removecount sections have been removed from the list of sections which contribute to enrollment in LON-CAPA course: $realm ($coursecode).<br/><br/>";
                   2054: 	}
                   2055: 	if ($addcount > 0) {
                   2056: 	    $response .= "A total of $addcount sections have been added to the list of
1.6       raeburn  2057: sections which contribute to enrollment in LON-CAPA course: $realm ($coursecode).<br/><br/>";
1.15      albertel 2058: 	}
                   2059: 	if ($seccount > 0) { 
                   2060: 	    $response .= "Students enrolling in the $seccount section(s) listed below will be automatically added to the class roster for the course, if you have chosen to enable a nightly automated enrollment update.<br/><ul>\n";
                   2061: 	    foreach (@sections) {
1.42      raeburn  2062: 		my ($sec,$lc_sec) = split/:/,$_;
                   2063: 		$response .= "<li>$sec  - ID: $lc_sec</li>\n";
1.15      albertel 2064: 	    }
                   2065: 	    $response .= "</ul><br/>\n";
                   2066: 	}
                   2067:     }
                   2068:     
                   2069:     if (@badsections > 0) {
                   2070: 	$response .= "The sections listed below could not be included in the sections for this LON-CAPA course, because they are not valid section numbers according to your institution's official schedule of classes and sections.<br/><ul>\n";
                   2071: 	foreach (@badsections) {
1.42      raeburn  2072: 	    my ($secnum,$lc_sec,$prob) = split/:/,$_;
                   2073: 	    $response .= "<li>$secnum - ID: $lc_sec - Error: $prob</li>\n";
1.15      albertel 2074: 	}
                   2075: 	$response .= "</ul><br/><br/>\n";
                   2076:     }
                   2077:     
                   2078:     if (@badowner > 0) {
                   2079: 	$response .= "The sections listed below could not be included in the sections for this LON-CAPA course, because the owner of this course - $owner - does not have rights to view enrollment in those classes as determined by your instititution's policies on access to official classlists.<br/><ul>\n";
                   2080: 	foreach (@badowner) {
1.42      raeburn  2081: 	    my ($secnum,$lc_sec) = split/:/,$_;
                   2082: 	    $response .= "<li>$secnum - ID: $lc_sec</li>\n";
1.15      albertel 2083: 	}
                   2084: 	$response .= "</ul><br/><br/>\n";
                   2085:     }
                   2086:     
                   2087:     if ($seccount > 0) {
                   2088: 	$warning = &warning_message($dom,$crs,$action);
                   2089: 	$warn_prefix = "<br/><font size ='+1'><b>Warning</b></font>. Although you have selected sections to contribute enrollment to this course, additional action is required.<br/>";
                   2090: 	unless ($warning eq '') {
                   2091: 	    $response .= $warn_prefix.$warning;
                   2092: 	}
                   2093:     }
                   2094:     
1.23      albertel 2095:     if ( exists($env{'form.numsec'}) ) {
                   2096: 	my $numsec = $env{'form.numsec'};
1.15      albertel 2097: 	if ($numsec > 0) {
                   2098: 	    my @bgcolors=("#eeeeee","#cccccc");
                   2099: 	    $response .= qq(
1.42      raeburn  2100: 			    You indicated that you wish to incorporate student enrollment in your LON-CAPA course from an additional $numsec section(s).  For each new section enter the insititutional section code (e.g., 004), and the LON-CAPA section ID you wish to assign to students who will be enrolled in your LON-CAPA class as a result of their registration in this particular section. The LON-CAPA section ID can be left blank, if you do not wish to designate a section ID for this course section.  The institutional section code should only contain letters and/or numbers, and must be consistent with the scheme adopted by your Domain Coordinator to map course section numbers to your institution\'s student information system.<br/><br/> 
1.1       raeburn  2101:            <form name="enter" method="post">
                   2102:            <table border="0" cellpadding="2" cellspacing="2" width="100%">
                   2103:              <tr>
1.42      raeburn  2104:               <td>);
                   2105:             $response .= &Apache::loncommon::start_data_table();
                   2106:             $response .= &Apache::loncommon::start_data_table_row();
                   2107:             $response .= qq(
                   2108:                  <th>Section number</th>
                   2109:                  <th>LON-CAPA section ID</th>
                   2110: 			 );
                   2111:             $response .= &Apache::loncommon::end_data_table_row();
1.15      albertel 2112: 	    for (my $i=0; $i<$numsec; $i++) {
1.42      raeburn  2113:                 $response .= &Apache::loncommon::start_data_table_row();
1.15      albertel 2114: 		$response .= qq(
1.42      raeburn  2115:                  <td><input type="text" size="10" name="newsec_$i" /></td>
                   2116:                  <td align="right">
                   2117:                    <input type="text" size="10" name="newlcsec_$i" />
                   2118:                  </td>
                   2119: 			     );
                   2120:                 $response .= &Apache::loncommon::end_data_table_row();
1.15      albertel 2121: 	    }
1.42      raeburn  2122:             $response .= &Apache::loncommon::end_data_table();
                   2123: 	    $response .= qq(
1.1       raeburn  2124:               </td>
                   2125:              </tr>
                   2126:              <tr>
                   2127:               <td align="right">
1.39      albertel 2128:                <input type="button" name="newsections" value="Go" onclick="process('newsections')" />
1.1       raeburn  2129:               </td>
                   2130:              </tr>
                   2131:             </table>
1.39      albertel 2132:             <input type=\"hidden\" name=\"numsec\" value=\"$numsec\" />
                   2133:             <input type=\"hidden\" name=\"action\" value=\"newsections\" />
                   2134:             <input type=\"hidden\" name=\"state\" value=\"process\" />
1.1       raeburn  2135:             </form>
1.15      albertel 2136: 			      );
                   2137: 	}
                   2138:     }
                   2139:     &print_reply($r,$response,$$tasktitleref{$action});
                   2140:     return;
1.1       raeburn  2141: }
                   2142: 
                   2143: sub print_sections_response () {
1.15      albertel 2144:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   2145:     my %settings = &Apache::lonnet::get('environment',['internal.sectionnums','internal.coursecode','internal.courseowner'],$dom,$crs);
                   2146:     my @currsections = ();
                   2147:     my @sections = ();
                   2148:     my @allsections = ();
                   2149:     my @badowner = ();
                   2150:     my @badsections = ();
1.42      raeburn  2151:     my @reserved = ();
                   2152:     my @matchgroup = ();
1.15      albertel 2153:     my $numsec = 0;
                   2154:     my $secstr =  $settings{'internal.sectionnums'};
                   2155:     my $coursecode = $settings{'internal.coursecode'};
                   2156:     my $owner = $settings{'internal.courseowner'};
                   2157:     my $response = '';
                   2158:     my $putreply = '';
                   2159:     my $warning = '';
                   2160:     my $warn_prefix = '';
1.28      albertel 2161:     if ($secstr ne '') {
                   2162: 	@allsections = split(/,/,$secstr);
1.15      albertel 2163:     }
                   2164:     
1.23      albertel 2165:     if ( exists($env{'form.numsec'}) ) {
                   2166: 	$numsec = $env{'form.numsec'};
1.15      albertel 2167:     }
                   2168:     
                   2169:     if ($numsec > 0) {
1.43      raeburn  2170:         my %curr_groups = &Apache::longroup::coursegroups();
1.15      albertel 2171: 	for (my $i=0; $i<$numsec; $i++) {
                   2172: 	    my $sec = "newsec_".$i;
1.42      raeburn  2173: 	    my $lc_sec = "newlcsec_".$i;
1.23      albertel 2174: 	    if ( exists($env{"form.$sec"}) ) {
                   2175: 		unless ( (grep/^$env{"form.$sec"}:/,@allsections) || (grep/^$env{"form.$sec"}:/,@sections) ) {
1.42      raeburn  2176:                     my $lc_sec_check = &validate_lcsec(\%curr_groups,                                                     $env{"form.$lc_sec"});
                   2177:                     if ($lc_sec_check eq 'reserved') {
                   2178:                         push(@reserved,$env{"form.$sec"}.":".$env{"form.$lc_sec"});
                   2179:                         next;
                   2180:                     } elsif ($lc_sec_check eq 'group') {
                   2181:                         push (@matchgroup,$env{"form.$sec"}.":".$env{"form.$lc_sec"});
                   2182:                         next;
                   2183:                     }
1.23      albertel 2184: 		    my $newsec = $coursecode.$env{"form.$sec"};
1.15      albertel 2185: 		    my $coursecheck = &Apache::lonnet::auto_validate_courseID($crs,$dom,$newsec);
                   2186: 		    if ($coursecheck eq 'ok') {
                   2187: 			my $addcheck = &Apache::lonnet::auto_new_course($crs,$dom,$newsec,$owner);
                   2188: 			if ($addcheck eq 'ok') {
1.42      raeburn  2189: 			    push @sections,$env{"form.$sec"}.":".$env{"form.$lc_sec"};
1.15      albertel 2190: 			} else {
1.42      raeburn  2191: 			    push @badowner,$env{"form.$sec"}.":".$env{"form.$lc_sec"};
1.15      albertel 2192: 			}
                   2193: 		    } else {
1.42      raeburn  2194: 			push @badsections, $env{"form.$sec"}.":".$env{"form.$lc_sec"}.":".$coursecheck;
1.15      albertel 2195: 		    }
                   2196: 		}
                   2197: 	    }
                   2198: 	}
                   2199: 	push @allsections, @sections;
                   2200:     }
                   2201:     
                   2202:     if (@sections > 0 ) {
                   2203: 	unless ($secstr eq '') { $secstr .= ","; } 
1.28      albertel 2204: 	$secstr .= join(",",@sections);
1.15      albertel 2205: 	my %cenv = ('internal.sectionnums' => $secstr);
                   2206: 	$putreply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   2207: 	if ($putreply !~ /^ok$/) {
                   2208: 	    $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/><br/>";
                   2209: 	}
                   2210:     }
                   2211: 
                   2212:     if ($putreply =~ /^ok/) {
                   2213: 	$response = "Students enrolling in the sections listed below will be automatically added to the class roster for LON-CAPA course $realm ($coursecode), if you have chosen to enable a nightly automated enrollment update.<br/><ul>\n";
                   2214: 	foreach (@allsections) {
1.42      raeburn  2215: 	    my ($sec,$lc_sec) = split/:/,$_;
                   2216: 	    $response .= "<li>$sec - ID: $lc_sec</li>\n";
1.15      albertel 2217: 	}
                   2218: 	$response .= "</ul><br/><br/>\n";
                   2219:     }
                   2220: 
                   2221:     if (@badsections > 0) {
                   2222: 	$response .= "The sections listed below could not be included in the sections for this LON-CAPA course, because they are not valid section numbers according to your institution's official schedule of classes and sections.<br/><ul>\n";
                   2223: 	foreach (@badsections) {
1.42      raeburn  2224: 	    my ($secnum,$lc_sec,$prob) = split/:/,$_;
                   2225: 	    $response .= "<li>$secnum - ID: $lc_sec - Error: $prob</li>\n";
1.15      albertel 2226: 	}
                   2227: 	$response .= "</ul><br/><br/>\n";
                   2228:     }
                   2229: 
                   2230:     if (@badowner > 0) {
                   2231: 	$response .= "The sections listed below could not be included in the sections for this LON-CAPA course, because the owner of this course - $owner - does not have rights to view enrollment in those classes as determined by your instititution's policies on access to official classlists.<br/><ul>\n";
                   2232: 	foreach (@badowner) {
1.42      raeburn  2233: 	    my ($secnum,$lc_sec) = split/:/,$_;
                   2234: 	    $response .= "<li>$secnum - ID: $lc_sec</li>\n";
1.15      albertel 2235: 	}
                   2236: 	$response .= "</ul><br/><br/>\n";
                   2237:     }
                   2238: 
1.42      raeburn  2239:     if (@reserved > 0) {
                   2240:         $response .= "The sections listed below could not be included in the sections for this LON-CAPA course, because the section ID associated with the institutional section is a reserved word. Please <a href=\"javascript:history.go(-1)\">go back</a> and change the section ID for each of these sections.<br/><ul>\n";
                   2241:         foreach (@reserved) {
                   2242:             my ($xlist,$lc_sec) = split/:/,$_;
                   2243:             $response .= "<li>$xlist - ID: $lc_sec</li>\n";
                   2244:         }
                   2245:         $response .= "</ul><br/><br/>\n";
                   2246:     }
                   2247:                                                                                  
                   2248:     if (@matchgroup > 0) {
                   2249:         $response .= "The sections listed below could not be included in the sections for this LON-CAPA course, because the section ID associated with the institutional section is the name of a group in this course. Please <a href=\"javascript:history.go(-1)\">go back</a> and change the section ID for each of these sections.<br/><ul>\n";
                   2250:         foreach (@matchgroup) {
                   2251:             my ($xlist,$lc_sec) = split/:/,$_;
                   2252:             $response .= "<li>$xlist - ID: $lc_sec</li>\n";
                   2253:         }
                   2254:         $response .= "</ul><br/><br/>\n";
                   2255:     }
                   2256: 
                   2257: 
1.15      albertel 2258:     if (@allsections > 0) {
                   2259: 	$warning = &warning_message($dom,$crs,$action);
                   2260: 	$warn_prefix = "<br/><font size ='+1'><b>Warning</b></font>. Although you have selected sections to contribute enrollment to this course, additional action is required.<br/>";
                   2261: 	unless ($warning eq '') {
                   2262: 	    $response .= $warn_prefix.$warning;
                   2263: 	}
                   2264:     }
1.1       raeburn  2265: 
1.15      albertel 2266:     &print_reply($r,$response,$$tasktitleref{$action});
                   2267:     return;
1.1       raeburn  2268: }
                   2269: 
1.34      raeburn  2270: sub photo_permission {
1.15      albertel 2271:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
1.35      albertel 2272:     my %settings = &Apache::lonnet::get('environment',
                   2273: 					['internal.courseowner',
                   2274: 					 'internal.photopermission',
1.37      raeburn  2275: 					 'internal.showphoto'],
1.35      albertel 2276: 					$dom,$crs);
1.34      raeburn  2277:     my ($showphotos,$response);
                   2278:     if (exists($env{'form.cancel_agreement'})) {
1.48      albertel 2279:         if (&user_is_courseowner($settings{'internal.courseowner'})) {
1.34      raeburn  2280:             my %cenv = (
                   2281:                 'internal.photopermission' => 'no',
                   2282:             );
                   2283:             my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   2284:             if ($reply !~ /^ok$/) {
                   2285:                 $response = &mt('There was a problem processing the record of your agreement to the conditions of use. Settings for this course have been left unchanged.').'<br/>'."\n";
                   2286:                 &print_reply($r,$response,$$tasktitleref{$action});
                   2287:             } else {
                   2288:                 &print_photos_response($r,$realm,$dom,$crs,$action,
                   2289:                        $tasktitleref,$showphotos,'no',\%cenv);
                   2290:             }
                   2291:             return;            
                   2292:         }
                   2293:     } 
                   2294:     if (exists($env{'form.showphotos'})) {
                   2295:         $showphotos=$env{'form.showphotos'};
                   2296:     }
                   2297:     if ($showphotos) {
                   2298:         if ($env{'form.photopermission'}) {
                   2299:             my %cenv = (
                   2300:                 'internal.photopermission' => $env{'form.photopermission'},
                   2301:             );
                   2302:             my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   2303:             if ($reply !~ /^ok$/) {
                   2304:                 $response = &mt('There was a problem processing the record of your agreement to the conditions of use. Settings for this course have been left unchanged.').'<br/>'."\n";
                   2305:             } else {
                   2306:                 &print_photos_response($r,$realm,$dom,$crs,$action,
1.35      albertel 2307: 				       $tasktitleref,$showphotos,
                   2308: 				       $env{'form.photopermission'},\%cenv);
1.34      raeburn  2309:             }
                   2310:         } else {
                   2311:             my ($result,$perm_reqd,$conditions) = 
1.35      albertel 2312: 		&Apache::lonnet::auto_photo_permission($crs,$dom);
1.34      raeburn  2313:             my $permcheck;
                   2314:             if ($result eq 'ok') { 
                   2315:                 if ($perm_reqd eq 'yes') {
                   2316:                     if ($settings{'internal.photopermission'} eq 'yes') {
                   2317:                         &print_photos_response($r,$realm,$dom,$crs,$action,
1.35      albertel 2318: 					       $tasktitleref,$showphotos);
1.34      raeburn  2319:                     } else {
                   2320:                         return(&print_photo_agreement($r,$realm,$dom,$crs,
1.35      albertel 2321: 						      $action,$tasktitleref,
                   2322: 						      $conditions,
                   2323: 						      $settings{'internal.courseowner'}));
1.34      raeburn  2324:                     }
                   2325:                 } elsif ($perm_reqd eq 'no') {
                   2326:                     &print_photos_response($r,$realm,$dom,$crs,$action,
1.35      albertel 2327: 					   $tasktitleref,$showphotos);
1.34      raeburn  2328:                 } else {
                   2329:                     $permcheck = 'fail';
                   2330:                 }
                   2331:             } else {
                   2332:                 $permcheck = 'fail';
                   2333:             }
                   2334:             if ($permcheck eq 'fail') {
                   2335:                 my $response = &mt('There was a problem processing your requested change, because it could not be determined whether course owner permission is required in order for a course coordinator to have access to student photos in this domain.').' '.&mt('The student photo import setting for this course has been left unchanged.').'<br/>';
                   2336:                 &print_reply($r,$response,$$tasktitleref{$action});
                   2337:             }
                   2338:         }
                   2339:     } else {
                   2340:         &print_photos_response($r,$realm,$dom,$crs,$action,$tasktitleref);
                   2341:     }
                   2342:     return;
                   2343: }
                   2344: 
                   2345: sub print_photo_agreement {
                   2346:     my ($r,$realm,$dom,$crs,$action,$tasktitleref,$conditions,$courseowner)=@_;
                   2347:     my $response;
1.49      albertel 2348:     my $institution = &Apache::lonnet::domain($dom,'description');
1.48      albertel 2349:     if (&user_is_courseowner($courseowner)) {
1.34      raeburn  2350:         $response = '
                   2351: <script type="text/javascript">
                   2352: function agreement_result(caller) {
                   2353:     document.permission.photopermission.value = caller;
                   2354:     if (caller == 0) {
                   2355:         document.location.href="/adm/populate";
                   2356:     } else {
                   2357:         document.permission.submit();
                   2358:     }
                   2359:     return;
                   2360: }
                   2361: </script>
                   2362:   <form name="permission" method="post">
                   2363:    <table width="100%" border="0" cellpadding="2" cellspacing="2">
                   2364:     <tr>
                   2365:      <td align="left"><b>Use of student photos</b><br/>'."\n".
                   2366:       &mt('Acceptance by the course owner of the conditions of use of photos is currently [_1] set.','<b>not</b>').'<br />'.&mt('Please indicate your acceptance of the conditions of use of digital photos of registered students in courses at [_1].',$institution).'
                   2367:      </td>
                   2368:     </tr>
                   2369:    </table>
                   2370:    <table border="0" cellpadding="3" cellspacing="3">
                   2371:     <tr>
                   2372:      <td colspan="2">
                   2373:       <textarea rows="20" cols="80">'.$conditions.'</textarea>
                   2374:      </td>
                   2375:      <tr>
                   2376:       <td align="left">  
                   2377:        <input type="button" name="disagree" value="I do not agree" onclick="javascript:agreement_result('."'no'".');" />
                   2378:       </td>
                   2379:       <td align="right">
                   2380:        <input type="button" name="agree" value="I agree" onclick="javscript:agreement_result('."'yes'".');" />
                   2381:       </td>
                   2382:     </tr>
                   2383:    </table>
                   2384:    <input type ="hidden" name="action" value="'.$action.'" />
                   2385:    <input type ="hidden" name="state" value="process" />
                   2386:    <input type ="hidden" name="showphotos" value="1" />
                   2387:    <input type= "hidden" name="photopermission" value="" />
                   2388:   </form>
                   2389: ';
                   2390:     } else {
1.44      raeburn  2391:         my ($ownername,$owneremail) = &get_ownerinfo($dom,$courseowner);
                   2392:         my $emailstr;
                   2393:         if ($owneremail) {
                   2394:             $emailstr = "(e-mail: $owneremail)";
                   2395:         }
                   2396:         $response = &mt('The policies of your institution [_1] require that the course owner [_2] must indicate acceptance of the conditions of use of digital photos of registered students, before they may be made available for use in a course.',$institution,$ownername).'<br /><br />'.&mt('Please direct the course owner [_1] to visit the "Student photos" page in the Automated Enrollment Manager to indicate acceptance of these conditions of use',$emailstr);
1.34      raeburn  2397:     }
                   2398:     &print_reply($r,$response,$$tasktitleref{$action});
                   2399: }
                   2400: 
                   2401: sub print_photos_response {
                   2402:     my ($r,$realm,$dom,$crs,$action,$tasktitleref,$showphotos,$photopermission,
1.35      albertel 2403: 	$permissionenv)=@_;
1.34      raeburn  2404:     my %newenv;
                   2405:     if (defined($permissionenv)) {
                   2406:         foreach my $key (keys(%{$permissionenv})) {
                   2407:             if (exists($env{'request.course.id'})) {
                   2408:                 $newenv{$env{'request.course.id'}.'.'.$key} =
1.35      albertel 2409: 		    $$permissionenv{$key};
1.34      raeburn  2410:             }
                   2411:         }
                   2412:     }
1.37      raeburn  2413:     my %settings = &Apache::lonnet::get('environment',['internal.showphoto'],
1.35      albertel 2414: 					$dom,$crs);
1.37      raeburn  2415:     my $currphotos = $settings{'internal.showphoto'};
1.34      raeburn  2416:     my $response = "";
                   2417:     if (defined($photopermission)) {
                   2418:         if ($photopermission eq 'yes') {
                   2419:             $response = &mt('Acceptance of photo use policy recorded.').'<br />'."\n";
                   2420:         } else {
                   2421:             $response = &mt('Non-acceptance of photo use policy recorded.').'<br />'."\n";
                   2422:             $showphotos = 0;
                   2423:         }
1.15      albertel 2424:     }
1.37      raeburn  2425:     my %cenv = ('internal.showphoto' => $showphotos);
1.15      albertel 2426:     my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   2427:     if ($reply !~ /^ok$/) {
1.34      raeburn  2428: 	$response .= "There was a problem processing your requested change. The student photo retrieval setting for this course has been left unchanged.<br/>";
1.15      albertel 2429:     } else {
                   2430: 	if ($showphotos) {
                   2431: 	    if ($currphotos) {
1.34      raeburn  2432: 		$response .= "Retrieval of student photos is still <b>enabled</b>.<br/>";
1.15      albertel 2433: 	    } else {
1.34      raeburn  2434: 		$response .= "Retrieval of student photos in now <b>enabled</b>.<br/>";
1.35      albertel 2435:                 my ($update,$commentary) = 
                   2436: 		    &Apache::lonnet::auto_photochoice($crs,$dom);
1.34      raeburn  2437:                 if ($update) {
                   2438:                     $response .= '<br />'.$commentary.'<br /><br />
                   2439: <form name="photoupdate" method="post">
                   2440: <input type ="button" name="retrieve" value="'.&mt('Update photo repository').'" 
                   2441: onclick="javascript:document.photoupdate.submit()" /> 
                   2442: <input type ="hidden" name="action" value="'.$action.'" />
                   2443: <input type ="hidden" name="state" value="photoupdate" />
                   2444: </form>';
                   2445:                 }
1.15      albertel 2446: 	    }
                   2447: 	} else {
                   2448: 	    if ($currphotos) {
1.34      raeburn  2449: 		$response .= "Retrieval of student photos is now <b>disabled</b>.<br/>";
1.15      albertel 2450: 	    } else {
1.34      raeburn  2451: 		$response .= "Retrieval of student photos is still <b>disabled</b>.<br/>";
1.15      albertel 2452: 	    }
                   2453: 	}
1.34      raeburn  2454:         foreach my $key (keys(%cenv)) {
                   2455:             if (exists($env{'request.course.id'})) {
                   2456:                 $newenv{'course.'.$env{'request.course.id'}.'.'.$key} = 
1.35      albertel 2457: 		    $cenv{$key};
1.34      raeburn  2458:             }
                   2459:         }
                   2460:     }
                   2461:     if (keys(%newenv) > 0) {
                   2462:         &Apache::lonnet::appenv(%newenv);
                   2463:     }
                   2464:     &print_reply($r,$response,$$tasktitleref{$action});
                   2465:     return;
                   2466: }
                   2467: 
                   2468: sub print_photoupdate_response {
                   2469:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   2470:     my $response;
                   2471:     my %changes;
                   2472:     my %lt = &LONCAPA::Enrollment::photo_response_types();
1.35      albertel 2473:     my %settings = &Apache::lonnet::get('environment',
                   2474: 					['internal.coursecode',
                   2475: 					 'internal.sectionnums',
                   2476: 					 'internal.crosslistings'],
                   2477: 					$dom,$crs);
1.34      raeburn  2478:     my @allcourses = ();
                   2479:     my %LC_code;
                   2480:     my %affiliates;
                   2481:     my $outcome;
                   2482:     &get_institutional_codes(\%settings,,\@allcourses,\%LC_code);
                   2483:     if (@allcourses > 0) {
                   2484:         @{$affiliates{$crs}} = @allcourses;
                   2485:         $outcome = &Apache::lonnet::auto_photoupdate(\%affiliates,$dom,$crs,\%changes);
                   2486:         unless ($outcome eq 'ok') {
                   2487:             &Apache::lonnet::logthis("lonpopulate::print_photoupdate_response".
1.35      albertel 2488: 				     "failed to update student photos".
                   2489: 				     " for ".$crs."\@".$dom." by ".
                   2490: 				     $env{'user.name'}." \@ ".$env{'user.domain'}.
                   2491: 				     ": ".$outcome);
1.34      raeburn  2492:         }
                   2493:         if ($outcome eq 'ok') {
                   2494:             if (keys(%changes) > 0) {
                   2495:                 $response = &mt('Update of photos for registered students resulted in the following ').': <br /><script type="text/javascript">
                   2496: function photowindow(photolink) {
                   2497:     var title = "Photo_Viewer";
                   2498:     var options = "scrollbars=1,resizable=1,menubar=0";
                   2499:     options += ",width=240,height=240";
                   2500:     stdeditbrowser = open(photolink,title,options,"1");
                   2501:     stdeditbrowser.focus();
                   2502: }
                   2503: </script>
                   2504: ';
                   2505:                 foreach my $type (sort(keys(%changes))) {
                   2506:                     my @usernames = sort(split(/\&/,$changes{$type})); 
                   2507:                     my $count = @usernames; 
                   2508:                     $response .= '<b>'.&mt('For [_1] students, photos ',
1.35      albertel 2509: 					   $count).$lt{$type}.'</b><ul>';
1.34      raeburn  2510:                     foreach my $username (@usernames) {
                   2511:                         $response .= '<li>'.$username;
                   2512:                         if (($type eq 'new') || ($type eq 'same') || ($type eq 'update')) {
                   2513:                             $response .= '&nbsp;<a href="javascript:photowindow('."'".&Apache::lonnet::studentphoto($dom,$username,'jpg')."'".')">View</a></li>';  
                   2514:                         }
                   2515:                     }
                   2516:                     $response .= '</ul><br />';
                   2517:                 }
                   2518:             } else {
                   2519:                 $response = &mt('No updates of photos of registered students occurred').
                   2520:                          '<br />';
                   2521:             }    
                   2522:         } else {
                   2523:             $response = "There was a problem updating student photos for registered students in this course. <br/>";
                   2524:         }
                   2525:     } else {
                   2526:         $response = "No institutional course sections are currently associated with this course so there are no registered students for whom photos can be imported/updated";
1.15      albertel 2527:     }
                   2528:     &print_reply($r,$response,$$tasktitleref{$action});
                   2529:     return;
1.1       raeburn  2530: }
                   2531: 
1.34      raeburn  2532: sub get_ownerinfo {
                   2533:     my ($dom,$owner) = @_; 
1.44      raeburn  2534:     my ($ownername,$owneremail,$own_uname,$own_udom);
1.34      raeburn  2535:     if ($owner) {
1.44      raeburn  2536:         if ($owner =~ /^([^:]+):([^:]+)$/) {
                   2537:             $own_uname = $1;
                   2538:             $own_udom = $2; 
                   2539:         } else {
                   2540:             $own_uname = $owner;
                   2541:             $own_udom = $dom; 
                   2542:         }
                   2543:         $ownername=&Apache::loncommon::plainname($own_uname,$own_udom,
                   2544:                                                  'firstname');
1.36      raeburn  2545:         my %ownerinfo = &Apache::lonnet::get('environment',['permanentemail'],
1.44      raeburn  2546: 					     $own_udom,$own_uname);
1.34      raeburn  2547:         $owneremail = $ownerinfo{'permanentemail'};
                   2548:     }
                   2549:     return ($ownername,$owneremail);
                   2550: }
                   2551: 
1.1       raeburn  2552: sub print_update_result () {
1.15      albertel 2553:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   2554:     my $response = '';
                   2555:     my $updateadds = 0;
                   2556:     my $updatedrops = 0;
                   2557:     my $changecount = 0;
                   2558:     my %affiliates = ();
                   2559:     my %reply = ();
                   2560:     my @allcourses = ();
                   2561:     my %LC_code = ();
                   2562:     my $logmsg = '';
                   2563:     my $newusermsg = '';
1.34      raeburn  2564:     my %phototypes = ();
1.37      raeburn  2565:     my %settings = &Apache::lonnet::get('environment',['internal.coursecode','internal.sectionnums','internal.crosslistings','internal.authtype','internal.autharg','internal.showphoto'],$dom,$crs);
1.15      albertel 2566:     my $coursecode = $settings{'internal.coursecode'};
                   2567:     my $authtype = $settings{'internal.authtype'};
                   2568:     my $autharg = $settings{'internal.autharg'};
1.37      raeburn  2569:     my $showphotos = $settings{'internal.showphoto'};
1.15      albertel 2570:     my ($startaccess,$endaccess) = &get_dates_from_form();
1.23      albertel 2571:     if ( exists($env{'form.updateadds'}) ) {
                   2572:         $updateadds = $env{'form.updateadds'};
1.15      albertel 2573:     }
1.23      albertel 2574:     if ( exists($env{'form.updatedrops'}) ) {
                   2575:         $updatedrops = $env{'form.updatedrops'};
1.15      albertel 2576:     }
1.19      raeburn  2577:     if (($startaccess eq '') || ($endaccess eq '')) {
                   2578:         $response = "There was a problem processing your requested roster update because start and and access dates could not be determined. No changes have been made to the class roster.<br />"; 
                   2579:     } elsif ($updateadds && (($endaccess > 0) && ($endaccess <= $startaccess))) {
                   2580:         $response = 'The start access date/time is the same or later than the end access date/time. As this means that new roles will never be active, your requested roster update has not been carried out, and the roster remains unchanged. Please <a href="javascript:history.go(-1)">go back</a> to the previous page to try your changes again.'."\n";
                   2581:     } elsif (!$updateadds && !$updatedrops) {
1.15      albertel 2582: 	$response = "An update of the class roster has not been carried out because you indicated that you wanted to neither add new students, nor expire dropped students based on a comparison between the institutional class lists for the course sections and crosslisted courses that contribure enrollment to this LON-CAPA course.";
                   2583:     } elsif ($coursecode eq '') {
                   2584: 	$response = "There was a problem retrieving the course code for this LON-CAPA course.  An update of the class roster has not been carried out, and enrollment remains unchanged";
                   2585:     } else {
1.34      raeburn  2586:         &get_institutional_codes(\%settings,\@allcourses,\%LC_code);
1.15      albertel 2587: 	if (@allcourses > 0) {
                   2588: 	    @{$affiliates{$crs}} = @allcourses;
                   2589: 	    my $outcome = &Apache::lonnet::fetch_enrollment_query('updatenow',\%affiliates,\%reply,$dom,$crs);
1.19      raeburn  2590:             unless ($outcome eq 'ok') {
                   2591:                 &Apache::lonnet::logthis("lonpopulate:update roster".
                   2592:                                          "failed to retrieve classlist".
                   2593:                                  " data for ".$crs."\@".$dom." by ".
1.23      albertel 2594:                                  $env{'user.name'}." \@ ".$env{'user.domain'}.
1.19      raeburn  2595:                                  ": ".$outcome);
                   2596:             }
1.15      albertel 2597: 	    if ($reply{$crs} > 0) {
1.34      raeburn  2598: 		($changecount,$response) = &LONCAPA::Enrollment::update_LC($dom,$crs,$updateadds,$updatedrops,$startaccess,$endaccess,$authtype,$autharg,\@allcourses,\%LC_code,\$logmsg,\$newusermsg,"updatenow",\%phototypes);
1.15      albertel 2599: 	    } else {
                   2600: 		$response = "There was a problem retrieving institutional class list data for the course sections and crosslisted courses which contribute enrollment to this course. No updates have been carried out, and the roster remains unchanged.";
                   2601: 	    }  
                   2602: 	} else {
                   2603: 	    $response = "There are currently no course sections or crosslisted courses designated as contributors to enrollment in this LON-CAPA course. As a result a student roster update has not been carried out for $realm ($coursecode)";
                   2604: 	}
                   2605:     }
                   2606:     unless ($logmsg eq '') {
                   2607: 	my $loglength = length($logmsg);
                   2608: 	$logmsg = substr($logmsg,0,$loglength-4);
                   2609: 	$logmsg = "<br/><br/>The following messages were generated by the roster update process: <br/><ul><li>".$logmsg."</ul><br/>";
                   2610:     }
                   2611:     unless ($newusermsg eq '') {
                   2612: 	$newusermsg = substr( $newusermsg,0,rindex($newusermsg,'<li>') );
1.19      raeburn  2613: 	$newusermsg = "<br/><br/>The following new system user(s) who was/were created will be using local or internal authentication with an initial randomly generated password. A valid e-mail address was not available for this/these user(s) so LON-CAPA account credentials could not be sent via e-mail.<br/><ul><li>".$newusermsg."</ul><br/>";
1.15      albertel 2614:     }
                   2615:     $response .= $logmsg.$newusermsg;
                   2616:     &print_reply($r,$response,$$tasktitleref{$action});
                   2617:     return;
1.10      raeburn  2618: }
                   2619: 
1.34      raeburn  2620: sub get_institutional_codes {
                   2621:     my ($settings,$allcourses,$LC_code) = @_;
                   2622: # Get complete list of course sections to update
                   2623:     my @currsections = ();
                   2624:     my @currxlists = ();
                   2625:     my $coursecode = $$settings{'internal.coursecode'};
1.39      albertel 2626:     
1.34      raeburn  2627:     if ($$settings{'internal.sectionnums'} ne '') {
                   2628:         @currsections = split(/,/,$$settings{'internal.sectionnums'});
                   2629:     }
1.39      albertel 2630:     
1.34      raeburn  2631:     if ($$settings{'internal.crosslistings'} ne '') {
                   2632:         @currxlists = split(/,/,$$settings{'internal.crosslistings'});
                   2633:     }
1.39      albertel 2634:     
1.34      raeburn  2635:     if (@currxlists > 0) {
                   2636:         foreach (@currxlists) {
                   2637:             if (m/^([^:]+):(\w*)$/) {
                   2638:                 unless (grep/^$1$/,@{$allcourses}) {
                   2639:                     push @{$allcourses},$1;
                   2640:                     $$LC_code{$1} = $2;
                   2641:                 }
                   2642:             }
                   2643:         }
                   2644:     }
                   2645:                                                                                        
                   2646:     if (@currsections > 0) {
                   2647:         foreach (@currsections) {
                   2648:             if (m/^(\w+):(\w*)$/) {
                   2649:                 my $sec = $coursecode.$1;
1.42      raeburn  2650:                 my $lc_sec = $2;
1.34      raeburn  2651:                 unless (grep/^$sec$/,@{$allcourses}) {
                   2652:                     push @{$allcourses},$sec;
1.42      raeburn  2653:                     $$LC_code{$sec} = $lc_sec;
1.34      raeburn  2654:                 }
                   2655:             }
                   2656:         }
                   2657:     }
                   2658:     return; 
                   2659: }
                   2660: 
                   2661: 
1.14      raeburn  2662: sub print_viewclass_response {
                   2663:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   2664:     my $response;
                   2665:     my $chgtotal = 0;
                   2666:     my $chgok = 0;
                   2667:     my $chgfail = 0;
                   2668:     my $othdom = 0;
1.16      raeburn  2669:     my $locktotal = 0;
                   2670:     my $lockok = 0;
                   2671:     my $lockfail = 0;
1.14      raeburn  2672:     my $cid = $dom."_".$crs;
                   2673:     my %chg = ();
                   2674:     my %nochg = ();
                   2675:     my %otherdom = ();
1.16      raeburn  2676:     my %lockchg = ();
                   2677:     my %nolockchg = ();
1.27      albertel 2678:     my $classlist = &Apache::loncoursedata::get_classlist($dom,$crs);
1.14      raeburn  2679:     my $endidx = &Apache::loncoursedata::CL_END;
                   2680:     my $startidx = &Apache::loncoursedata::CL_START;
                   2681:     my $ididx=&Apache::loncoursedata::CL_ID;
                   2682:     my $secidx=&Apache::loncoursedata::CL_SECTION;
                   2683:     my $typeidx=&Apache::loncoursedata::CL_TYPE;
1.16      raeburn  2684:     my $lockedidx=&Apache::loncoursedata::CL_LOCKEDTYPE;
                   2685:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['chgauto','chgmanual','lockchg','unlockchg']);
1.24      albertel 2686:     my @typechglist = (&Apache::loncommon::get_env_multiple('form.chgauto'),
                   2687: 		       &Apache::loncommon::get_env_multiple('form.chgmanual'));
                   2688:     my @lockchglist = (&Apache::loncommon::get_env_multiple('form.lockchg'),
                   2689: 		       &Apache::loncommon::get_env_multiple('form.unlockchg'));
                   2690: 
1.16      raeburn  2691:     foreach my $student (sort @typechglist) {
                   2692:         my ($uname,$udom) = split/:/,$student;
                   2693:         my $sdata    = $classlist->{$student};
                   2694:         my $section  = $sdata->[$secidx];
                   2695:         my $uid       = $sdata->[$ididx];
                   2696:         my $start    = $sdata->[$startidx];
                   2697:         my $end      = $sdata->[$endidx];
                   2698:         my $type     = $sdata->[$typeidx];
                   2699:         my $lock   = $sdata->[$lockedidx];
                   2700:         my $newlock = $lock;
                   2701:         $chgtotal ++;
                   2702:         my $newtype = 'auto';
                   2703:         my $change = 'auto';
                   2704:         my $oldtype = 'manual';
                   2705:         if ($type eq 'auto') { 
                   2706:             $oldtype = 'auto';
                   2707:             $newtype = '';
                   2708:             $change = 'manual';
                   2709:         }
                   2710:         if ($udom eq $dom) {
                   2711:             if ($newtype eq 'auto') {
                   2712:                 $newlock = '';
                   2713:             } elsif ($newtype eq '') {
                   2714:                 $newlock = '1';
1.14      raeburn  2715:             }
1.16      raeburn  2716:             my $modreply = &Apache::lonnet::modify_student_enrollment($udom,$uname,$uid,'','','','',$section,$end,$start,$newtype,$newlock,$cid);
                   2717:             if ($modreply eq 'ok') {
                   2718:                 $chgok ++;
                   2719:                 $chg{$student} = "Changed to $change";
                   2720:             } else {
                   2721:                 $chgfail ++;
                   2722:                 $nochg{$student} = "Still set to $oldtype";
                   2723:             } 
                   2724:         } else {
                   2725:             $othdom ++;
                   2726:             $otherdom{$student} = "Still set to $oldtype"; 
                   2727:         }
                   2728:     }
                   2729:     foreach my $student (@lockchglist) {
                   2730:         my ($uname,$udom) = split/:/,$student;
                   2731:         my $sdata    = $classlist->{$student};
                   2732:         my $section  = $sdata->[$secidx];
                   2733:         my $uid       = $sdata->[$ididx];
                   2734:         my $start    = $sdata->[$startidx];
                   2735:         my $end      = $sdata->[$endidx];
                   2736:         my $type     = $sdata->[$typeidx];
                   2737:         my $lock   = $sdata->[$lockedidx];
                   2738:         my $newlock = 1;
                   2739:         my $oldlockname = &mt('unlocked');
                   2740:         my $newlockname = &mt('locked');
                   2741:         $locktotal++;
                   2742:         unless ($type eq 'auto') {
                   2743:             if ($lock) {
                   2744:                 $newlock = '';
                   2745:                 $newlockname = &mt('unlocked');
                   2746:                 $oldlockname = &mt('locked'); 
                   2747:             }
                   2748:             my $lockreply = &Apache::lonnet::modify_student_enrollment($udom,$uname,$uid,'','','','',$section,$end,$start,$type,$newlock,$cid);
                   2749:             if ($lockreply eq 'ok') {
                   2750:                 $lockok ++;
                   2751:                 $lockchg{$student} = 'Changed to '.$newlockname;
1.14      raeburn  2752:             } else {
1.16      raeburn  2753:                 $lockfail ++;
                   2754:                 $nolockchg{$student} = 'Still set to '.$oldlockname;
1.14      raeburn  2755:             }
                   2756:         }
                   2757:     }
                   2758:     if ($chgtotal > 0) {
                   2759:         $response = "You requested a change in enrollment type for $chgtotal students.<br /><br />\n";
1.27      albertel 2760:         $classlist = &Apache::loncoursedata::get_classlist($dom,$crs);
1.14      raeburn  2761:         if ($chgok > 0) {
                   2762:             $response .= "The following $chgok changes were successful:<br />";
                   2763:             $response .= &enrolltype_result(\%chg,$classlist,$endidx,$startidx,$ididx,$secidx,$typeidx);
                   2764:         }
                   2765:         if ($chgfail > 0) {
                   2766:             $response .= "The following $chgfail students were not modified successfully:&nbsp;<br />";
                   2767:             $response .= &enrolltype_result(\%nochg,$classlist,$endidx,$startidx,$ididx,$secidx,$typeidx);
                   2768:         }
                   2769:         if ($othdom > 0) {
                   2770:             $response .= "The following $othdom students were not modified because students must be in the same LON-CAPA domain as the course, in order to be set to an enrollment type of 'auto':<br />"; 
                   2771:             $response .= &enrolltype_result(\%otherdom,$classlist,$endidx,$startidx,$ididx,$secidx,$typeidx);
                   2772:         }
1.16      raeburn  2773:         $response .= "<br /><br />";
                   2774:     }
                   2775:     if ($locktotal > 0) {
                   2776:         $response .= "You requested locking/unlocking for $locktotal manually enrolled students.<br /><br />\n";
1.27      albertel 2777:         $classlist = &Apache::loncoursedata::get_classlist($dom,$crs);
1.16      raeburn  2778:         if ($lockok > 0) {
                   2779:             $response .= "The following $lockok changes were successful:<br />";
                   2780:             $response .= &enrolltype_result(\%lockchg,$classlist,$endidx,$startidx,$ididx,$secidx,$typeidx,$lockedidx);
                   2781:         }
                   2782:         if ($lockfail > 0) {
                   2783:             $response .= "The following $lockfail students were not modified successfully:&nbsp;<br />";
                   2784:             $response .= &enrolltype_result(\%nolockchg,$classlist,$endidx,$startidx,$ididx,$secidx,$typeidx,$lockedidx);
                   2785:         }
1.14      raeburn  2786:     }
                   2787:     &print_reply($r,$response,$$tasktitleref{$action});
                   2788:     return;
                   2789: }
                   2790: 
                   2791: sub enrolltype_result {
1.16      raeburn  2792:     my ($changes,$classlist,$endidx,$startidx,$ididx,$secidx,$typeidx,$lockedidx) = @_;
1.14      raeburn  2793:     my $reply = "
                   2794:             <table border='2'>
                   2795:              <tr>
                   2796:               <th>username</th>
                   2797:               <th>domain</th>
                   2798:               <th>ID</th>
                   2799:               <th>student name</th>
                   2800:               <th>section</th>
                   2801:               <th>start date</th>
                   2802:               <th>end date</th>
                   2803:               <th>enrollment change</th>
                   2804:              </tr>";
                   2805:     foreach (sort keys %{$changes}) {
                   2806:         my $sdata  = $classlist->{$_};
                   2807:         my ($uname,$udom) = split/:/,$_;
                   2808:         my $section  = $sdata->[$secidx];
                   2809:         my $uid      = $sdata->[$ididx];
                   2810:         my $start    = $sdata->[$startidx];
                   2811:         my $end      = $sdata->[$endidx];
                   2812:         my $type     = $sdata->[$typeidx];
                   2813:         if (! defined($start) || $start == 0) {
                   2814:             $start = &mt('none');
                   2815:         } else {
                   2816:             $start = &Apache::lonlocal::locallocaltime($start);
                   2817:         }
                   2818:         if (! defined($end) || $end == 0) {
                   2819:             $end = &mt('none');
                   2820:         } else {
                   2821:             $end = &Apache::lonlocal::locallocaltime($end);
                   2822:         }
                   2823:         if (!defined($section) || ($section eq '')) {
                   2824:             $section eq '&nbsp;';
                   2825:         }
                   2826:         if (!defined($uid) || ($uid eq '')) {
                   2827:             $uid = '&nbsp';
                   2828:         }
                   2829:         $reply .= "
                   2830:              <tr>
                   2831:               <td>$uname</td>
                   2832:               <td>$udom</td>
                   2833:               <td>$uid</td>
                   2834:               <td>".&Apache::loncommon::plainname($uname,$udom)."</td>
                   2835:               <td>$section</td>
                   2836:               <td>$start</td>
                   2837:               <td>$end</td>
                   2838:               <td>$$changes{$_}</td>
                   2839:              </tr>";
                   2840:     }
                   2841:     $reply .= "</table>";
                   2842:     return $reply;
                   2843: }
                   2844: 
1.10      raeburn  2845: sub warning_message {
                   2846:     my ($dom,$crs,$caller) = @_;
                   2847:     my %settings = &Apache::lonnet::get('environment',['internal.autoadds','internal.autodrops','internal.sectionnums','internal.crosslistings','internal.autostart','internal.autoend'],$dom,$crs);
                   2848:     my $currend = '';
                   2849:     my $currstart = '';
                   2850:     my $currsecs = '';
                   2851:     my $currxlists = '';
                   2852:     my $warning = '';
                   2853:     my $curradds = '';
                   2854:     my $currdrops = '';
                   2855:     if ( defined($settings{'internal.autoadds'}) ) {
                   2856:         $curradds = $settings{'internal.autoadds'};
                   2857:     }
                   2858:     if (defined($settings{'internal.autodrops'}) ) {
                   2859:         $currdrops = $settings{'internal.autodrops'};
                   2860:     }
                   2861:     if ( defined($settings{'internal.autostart'}) ) {
                   2862:         $currstart = $settings{'internal.autostart'};
                   2863:     }
                   2864:     if ( defined($settings{'internal.autoend'}) ) {
                   2865:         $currend = $settings{'internal.autoend'};
                   2866:     }
                   2867:     if ( defined($settings{'internal.sectionnums'}) ) {
                   2868:         $currsecs = $settings{'internal.sectionnums'};
                   2869:     }
                   2870:     if ( defined($settings{'internal.crosslistings'}) ) {
                   2871:         $currxlists = $settings{'internal.crosslistings'}
                   2872:     }
                   2873:     unless ($caller eq 'setdates') {
                   2874:         if ( ($currstart eq '') && ($currend eq '') )  {
                   2875:             $warning = "You <b>must</b> now use <a href='/adm/populate?action=setdates'>Change enrollment dates</a> to set a start date <i>and</i> an end date for the enrollment (or check the 'No end date' checkbox) for the nightly adds process to actually occur.</br></br>";
                   2876:         }
                   2877:     }
                   2878:     unless ( ($caller eq 'sections') || ($caller eq 'crosslist') ) {
                   2879:         if ( ($currsecs eq '') && ($currxlists eq '') ) {
                   2880:             $warning .= "You <b>must</b> now use <a href='/adm/populate?action=sections'>Section settings</a> and/or <a href='/adm/populate?action=crosslist'>Change crosslistings</a> to choose at least one section of the course, or at least one crosslisted course which will contribute enrollment to this LON-CAPA course.  At present there are <b>NO</b> sections or crosslisted courses that are affiliated with this course that are set to contribute to the automated enrollment process.<br/><br/>";
                   2881:         }
                   2882:     }
                   2883:     unless ( $caller eq 'chgsettings') {
                   2884:         if ( (!$curradds) && (!$currdrops) ) {
                   2885:             $warning .= "You <b>must</b> now use <a href='/adm/populate?action=chgsettings'>Automated adds/drops</a> to enable automated adds and/or drops if you want automatic enrollment updates to occur in this course.<br/><br/>.";
                   2886:         }
                   2887:     }
                   2888:     return $warning;
1.1       raeburn  2889: }
                   2890: 
                   2891: sub print_reply () {
                   2892:   my ($r,$response,$caller) = @_;
                   2893:   $r->print("
                   2894:             <br/><table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">
                   2895:              <tr>
1.14      raeburn  2896:               <td align=\"left\"><b>$caller</b> - result<br/><br/>$response</td>
1.1       raeburn  2897:              </tr>
                   2898:             </table>
                   2899:   ");
                   2900:   return;
                   2901: }
                   2902: 
                   2903: sub setup_date_selectors {
1.14      raeburn  2904:     my ($starttime,$endtime,$action) = @_;
1.1       raeburn  2905:     if (! defined($starttime)) {
                   2906:         $starttime = time;
1.14      raeburn  2907:         if ($action eq 'setdates') {
1.23      albertel 2908:             if (exists($env{'course.'.$env{'request.course.id'}.
1.1       raeburn  2909:                             '.default_enrollment_start_date'})) {
1.23      albertel 2910:                 $starttime = $env{'course.'.$env{'request.course.id'}.
1.1       raeburn  2911:                                   '.default_enrollment_start_date'};
1.14      raeburn  2912:             }
1.1       raeburn  2913:         }
                   2914:     }
                   2915:     if (! defined($endtime)) {
                   2916:         $endtime = time+(6*30*24*60*60); # 6 months from now, approx
1.14      raeburn  2917:         if ($action eq 'setdates') {
1.23      albertel 2918:             if (exists($env{'course.'.$env{'request.course.id'}.
1.1       raeburn  2919:                             '.default_enrollment_end_date'})) {
1.23      albertel 2920:                 $endtime = $env{'course.'.$env{'request.course.id'}.
1.1       raeburn  2921:                                 '.default_enrollment_end_date'};
1.14      raeburn  2922:             }
1.1       raeburn  2923:         }
                   2924:     }
                   2925:     my $startdateform = &Apache::lonhtmlcommon::date_setter('enter',
                   2926:                                                             'startdate',
                   2927:                                                             $starttime);
                   2928:     my $enddateform = &Apache::lonhtmlcommon::date_setter('enter',
                   2929:                                                           'enddate',
                   2930:                                                           $endtime);
                   2931:     return ($startdateform,$enddateform);
                   2932: }
                   2933: 
                   2934: sub get_dates_from_form {
1.14      raeburn  2935:     my $startdate;
                   2936:     my $enddate;
                   2937:     $startdate = &Apache::lonhtmlcommon::get_date_from_form('startdate');
                   2938:     $enddate   = &Apache::lonhtmlcommon::get_date_from_form('enddate');
1.23      albertel 2939:     if ( exists ($env{'form.no_end_date'}) ) {
1.1       raeburn  2940:         $enddate = 0;
                   2941:     }
                   2942:     return ($startdate,$enddate);
                   2943: }
                   2944: 
                   2945: sub date_setting_table {
1.14      raeburn  2946:     my ($starttime,$endtime,$action) = @_;
                   2947:     my ($startform,$endform) = &setup_date_selectors($starttime,$endtime,$action);
1.39      albertel 2948:     my $perpetual = '<nobr><label><input type="checkbox" name="no_end_date"';
1.14      raeburn  2949:     if (($action eq 'setdates' && defined($endtime) && $endtime == 0) || (($action eq 'setaccess' || $action eq 'updatenow') && ($endtime eq '' || $endtime == 0)) ) {
1.1       raeburn  2950:         $perpetual .= ' checked';
                   2951:     }
1.39      albertel 2952:     $perpetual.= ' />'.' no ending date</label></nobr>';
1.1       raeburn  2953:     my $start_table = '';
                   2954:     $start_table .= "<table>\n";
                   2955:     $start_table .= '<tr><td align="right">Starting Date</td>'.
                   2956:         '<td>'.$startform.'</td>'.
                   2957:         '<td>&nbsp;</td>'."</tr>\n";
                   2958:     $start_table .= "</table>";
                   2959:     my $end_table = '';
                   2960:     $end_table .= "<table>\n";
                   2961:     $end_table .= '<tr><td align="right">Ending Date</td>'.
                   2962:         '<td>'.$endform.'</td>'.
                   2963:         '<td>'.$perpetual.'</td>'."</tr>\n";
                   2964:     $end_table .= "</table>\n";
                   2965:     return ($start_table, $end_table);
                   2966: }
                   2967: 
1.42      raeburn  2968: sub validate_lcsec {
                   2969:     my ($curr_groups,$lcsec) = @_;
                   2970:     if (($lcsec eq 'all') || ($lcsec eq 'none')) {
                   2971:         return 'reserved';
                   2972:     } else {
                   2973:         if (exists($$curr_groups{$lcsec})) {
                   2974:             return 'group'; 
                   2975:         }
                   2976:     }
                   2977:     return 'ok';
                   2978: }
                   2979: 
1.48      albertel 2980: sub user_is_courseowner {
                   2981:     my ($courseowner) = @_;
                   2982:     my $user;
                   2983:     if ($courseowner =~ /^[^:]+:[^:]+$/) {
                   2984: 	$user = $env{'user.name'}.':'.$env{'user.domain'};
                   2985:     } else {
                   2986: 	$user = $env{'user.name'};
                   2987:     }
                   2988:     return ($user eq $courseowner);
                   2989: }
                   2990:     
1.1       raeburn  2991: ###################################################################
                   2992: sub handler {
                   2993:     my $r = shift;
                   2994:     if ($r->header_only) {
1.22      albertel 2995: 	&Apache::loncommon::content_type($r,'text/html');
1.1       raeburn  2996:         $r->send_http_header;
                   2997:         return OK;
                   2998:     }
                   2999:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['action','state']);
                   3000:     #  Needs to be in a course
1.23      albertel 3001:     if (! (($env{'request.course.fn'}) &&  (&Apache::lonnet::allowed('cst',$env{'request.course.id'})))) {
1.1       raeburn  3002:         # Not in a course, or not allowed to modify parms
1.23      albertel 3003:         $env{'user.error.msg'}="/adm/populate:cst:0:0:Cannot drop or add students";
1.34      raeburn  3004:         return HTTP_NOT_ACCEPTABLE;
1.1       raeburn  3005:     }
                   3006:     # Start page
1.22      albertel 3007:     &Apache::loncommon::content_type($r,'text/html');
1.1       raeburn  3008:     $r->send_http_header;
                   3009: 
1.34      raeburn  3010:     my @tasks = ("information","chgsettings","setdates","setaccess","notify","crosslist","sections","photos","updatenow","updatephotos","viewclass");
1.1       raeburn  3011:                                                                                  
                   3012:     my %tasklong = (
                   3013:                information => "Task information",
                   3014:                chgsettings => "Automated adds/drops",
                   3015:                setdates => "Change enrollment dates",
1.14      raeburn  3016:                setaccess => "Change access dates",
1.1       raeburn  3017:                notify => "Notification of changes",
                   3018:                crosslist => "Change crosslistings",
                   3019:                sections => "Section settings",
1.34      raeburn  3020:                photos => "Student photo settings",
                   3021:                updatephotos => "Update student photos",
1.1       raeburn  3022:                updatenow => "Update roster now",
                   3023:                newcross => "Add crosslistings",
1.14      raeburn  3024:                newsections => "Add sections",
1.16      raeburn  3025:                viewclass => "View students and change type",
1.1       raeburn  3026:     );
                   3027:                                                                                  
                   3028:     my %tasktitle = (
                   3029:                chgsettings => "Changes to nightly automated enrollments",
                   3030:                setdates => "Changes to first and/or last automated enrollment dates",
1.14      raeburn  3031:                setaccess => "Changes to default start and/or end dates for student access",
1.1       raeburn  3032:                notify => "Notification of enrollment changes",
                   3033:                crosslist => "Changes to crosslistings",
                   3034:                sections => "Changes to section settings",
1.34      raeburn  3035:                photos => "Student photo settings",
                   3036:                updatephotos => "Update student photos",
1.1       raeburn  3037:                updatenow => "Immediate course roster update",
                   3038:                newcross => "Adding new crosslisted courses",
1.14      raeburn  3039:                newsections => "Adding new course sections",
                   3040:                viewclass => "Viewing class roster and enrollment type"
1.1       raeburn  3041:     );
                   3042: 
                   3043:     my $realm = '';
1.23      albertel 3044:     if ( exists($env{'request.course.id'}) ) {
                   3045:         $realm= $env{'course.'.$env{'request.course.id'}.'.description'};
1.1       raeburn  3046:     }
                   3047:     unless ($realm) { $realm='&nbsp;'; }
1.23      albertel 3048:     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
                   3049:     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
1.1       raeburn  3050:     
                   3051:     #
                   3052:     # Main switch on form.action and form.state, as appropriate
                   3053:     #
                   3054: 
                   3055:     my $action = "information";
1.23      albertel 3056:     if ( exists($env{'form.action'}) ) {
                   3057:         $action = $env{'form.action'};
1.1       raeburn  3058:     }
                   3059:     my $state = "choose";
                   3060: 
1.23      albertel 3061:     if ( exists($env{'form.state'}) ) {
                   3062:         $state = $env{'form.state'};
1.1       raeburn  3063:     }
                   3064: 
                   3065:     if ($action eq "information") {
                   3066:         $r->print(&header()); 
                   3067:     } else {
                   3068:         if ($state eq "choose") {
1.16      raeburn  3069:             $r->print(&choose_header($action));
1.1       raeburn  3070:         } else {
                   3071:             if ($action eq "crosslist") {
1.23      albertel 3072:                 if ( exists($env{'form.numcross'}) ) {
                   3073:                     if ( $env{'form.numcross'} > 0 ) {
1.16      raeburn  3074:                         $r->print(&choose_header($action));
1.1       raeburn  3075:                     } else {
                   3076:                         $r->print(&header());
                   3077:                     }
                   3078:                 } else {
                   3079:                     $r->print(&header());
                   3080:                 }
                   3081:             } elsif ($action eq "sections") {
1.23      albertel 3082:                 if ( exists($env{'form.numsec'}) ) {
                   3083:                     if ( $env{'form.numsec'} > 0 ) {
1.16      raeburn  3084:                         $r->print(&choose_header($action));
1.1       raeburn  3085:                     } else {
                   3086:                         $r->print(&header());
                   3087:                     }
                   3088:                 } else {
                   3089:                     $r->print(&header());
                   3090:                 }
                   3091:             } else {
                   3092:                 $r->print(&header());
                   3093:             }
                   3094:         }
                   3095:     }
1.12      raeburn  3096: 
1.1       raeburn  3097:     my $reply = 0;
                   3098:     unless ($state eq "choose") { $reply = 1; }
                   3099: 
                   3100:     &print_mainbox($r,\%tasklong,$realm,$reply);
                   3101:     &print_navmenu($r,\@tasks,\%tasklong);
                   3102:     
                   3103:     if (($state eq "choose") || ($action eq "information")) {
1.13      raeburn  3104:         &print_main_frame($r,$realm,$dom,$crs,\%tasktitle);
1.1       raeburn  3105:     } elsif ($action eq "chgsettings") {
                   3106:         &print_chgsettings_response($r,$realm,$dom,$crs,$action,\%tasktitle);
                   3107:     } elsif ($action eq "setdates") {
                   3108:         &print_setdates_response($r,$realm,$dom,$crs,$action,\%tasktitle);
1.14      raeburn  3109:     } elsif ($action eq "setaccess") {
                   3110:         &print_setaccess_response($r,$realm,$dom,$crs,$action,\%tasktitle);
1.1       raeburn  3111:     } elsif ($action eq "notify") {
                   3112:         &print_notify_response($r,$realm,$dom,$crs,$action,\%tasktitle);
                   3113:     } elsif ($action eq "sections") {
1.13      raeburn  3114:         &print_sections_menu($r,$realm,$dom,$crs,$action,\%tasktitle);
1.1       raeburn  3115:     } elsif ($action eq "crosslist") {
1.13      raeburn  3116:         &print_crosslistings_menu($r,$realm,$dom,$crs,$action,\%tasktitle);
1.1       raeburn  3117:     } elsif ($action eq "updatenow") {
1.13      raeburn  3118:         &print_update_result($r,$realm,$dom,$crs,$action,\%tasktitle);
1.1       raeburn  3119:     } elsif ($action eq "photos") {
1.34      raeburn  3120:         if ($state eq "photoupdate") {
                   3121:             &print_photoupdate_response($r,$realm,$dom,$crs,$action,\%tasktitle);
                   3122:         } else { 
                   3123:             &photo_permission($r,$realm,$dom,$crs,$action,\%tasktitle);
                   3124:         }
                   3125:     } elsif ($action eq "updatephotos") {
                   3126:         &print_photoupdate_response($r,$realm,$dom,$crs,$action,\%tasktitle);
1.1       raeburn  3127:     } elsif ($action eq "newcross") {
1.13      raeburn  3128:         &print_crosslistings_response($r,$realm,$dom,$crs,$action,\%tasktitle);    
1.1       raeburn  3129:     } elsif ($action eq "newsections") {
1.13      raeburn  3130:         &print_sections_response($r,$realm,$dom,$crs,$action,\%tasktitle);
1.14      raeburn  3131:     } elsif ($action eq "viewclass") {
                   3132:         &print_viewclass_response($r,$realm,$dom,$crs,$action,\%tasktitle);
1.1       raeburn  3133:     }
                   3134:     &print_doc_base($r);  
                   3135:     return OK;
                   3136: }
                   3137: ###################################################################
                   3138: 1;

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