Annotation of loncom/interface/lonpopulate.pm, revision 1.66

1.4       albertel    1: # automated enrollment configuration handler
1.66    ! raeburn     2: # $Id: lonpopulate.pm,v 1.65 2009/09/05 17:20:58 raeburn Exp $
1.4       albertel    3: #
                      4: # Copyright Michigan State University Board of Trustees
                      5: #
                      6: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
                      7: #
                      8: # LON-CAPA is free software; you can redistribute it and/or modify
                      9: # it under the terms of the GNU General Public License as published by
                     10: # the Free Software Foundation; either version 2 of the License, or
                     11: # (at your option) any later version.
                     12: #
                     13: # LON-CAPA is distributed in the hope that it will be useful,
                     14: # but WITHOUT ANY WARRANTY; without even the implied warranty of
                     15: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     16: # GNU General Public License for more details.
                     17: #
                     18: # You should have received a copy of the GNU General Public License
                     19: # along with LON-CAPA; if not, write to the Free Software
                     20: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     21: #
                     22: # /home/httpd/html/adm/gpl.txt
                     23: #
                     24: # http://www.lon-capa.org/
                     25: #
1.1       raeburn    26: package Apache::lonpopulate;
                     27: 
                     28: use strict;
                     29: use lib qw(/home/httpd/lib/perl);
1.7       raeburn    30: use Apache::lonnet;
                     31: use Apache::loncommon;
                     32: use Apache::lonhtmlcommon;
1.3       albertel   33: use Apache::lonlocal;
1.14      raeburn    34: use Apache::loncoursedata;
1.43      raeburn    35: use Apache::longroup;
1.51      raeburn    36: use Apache::lonuserutils;
1.1       raeburn    37: use Apache::Constants qw(:common :http REDIRECT);
                     38: use Time::Local;
1.7       raeburn    39: use LONCAPA::Enrollment;
1.1       raeburn    40: 
                     41: ###############################################################
                     42: sub header {
1.41      albertel   43:     return &Apache::loncommon::start_page('Classlist Manager');
1.1       raeburn    44: }
                     45: 
                     46: ###############################################################
                     47: 
                     48: sub choose_header {
1.41      albertel   49:     my ($action) = @_;
1.45      raeburn    50:     my $notify_check = '/^note_[0-9]+$/';
1.1       raeburn    51:     my $scripttag = qq|
1.58      bisitz     52: <script type=\"text/javascript\" language=\"JavaScript\">
1.1       raeburn    53: <!--
1.16      raeburn    54: function process(calling,numauto,nummanual,numlock,numunlock) {
1.1       raeburn    55:  var checker = 1
                     56:  var rad1 = 0
                     57:  var rad2 = 0
                     58:  var formName = document.forms.enter
1.14      raeburn    59:  if (calling == "viewclass") {
                     60:      formName = document.forms.studentform
                     61:  }
1.1       raeburn    62:  formName.action.value = calling
                     63:  if (calling == "chgsettings") {
                     64:    for (var j=0; j<formName.autoadds.length; j++) {
                     65:        if (formName.autoadds[j].checked) {
                     66:            rad1 = 1
                     67:        }
                     68:    }
                     69:    for (var k=0; k<formName.autodrops.length; k++) {
                     70:        if (formName.autodrops[k].checked) {
                     71:            rad2 = 1
                     72:        }
                     73:    }
                     74:    if (rad1 == 0) {
1.17      raeburn    75:        alert("You must select either 'Enable' or 'Disable' for nightly additions based on classlist changes")
1.1       raeburn    76:        checker = 0
                     77:    }
                     78:    if (rad2 == 0) {
1.17      raeburn    79:        alert("You must select either 'Enable' or 'Disable' for nightly removals based on classlist changes")
1.1       raeburn    80:        checker = 0
                     81:    }
                     82:  }
                     83:  if (calling == "updatenow") {
                     84:      var enrolldis
                     85:      var unenrolldis
                     86:      for (var j=0; j<formName.updateadds.length; j++) {
                     87:          if (formName.updateadds[j].value == 0) {
                     88:              enrolldis = j
                     89:          }
                     90:          if (formName.updateadds[j].checked) {
                     91:              rad1 = 1
                     92:          }
                     93:      }
                     94:      for (var k=0; k<formName.updatedrops.length; k++) {
                     95:          if (formName.updatedrops[k].value == 0) {
                     96:              unenrolldis = k 
                     97:          }
                     98:          if (formName.updatedrops[k].checked) {
                     99:              rad2 = 1
                    100:          }
                    101:      }
                    102:      if (rad1 == 0) {
1.17      raeburn   103:          alert("You must select either 'Yes' or 'No' for immediate addition of newly registered students to the roster")
1.1       raeburn   104:          checker = 0
                    105:      }
                    106:      if (rad2 == 0) {
1.17      raeburn   107:          alert("You must select either 'Yes' or 'No' for immediate removal of unregistered students from the roster")
1.1       raeburn   108:          checker = 0
                    109:      }
                    110:      if (formName.updatedrops[unenrolldis].checked && formName.updateadds[enrolldis].checked ) {
1.17      raeburn   111:          alert("You have selected 'No' for both addition and removal of students\\n in the Registrar's classlist but not in your LON-CAPA course.  \\nHence there is no update to carry out")
1.1       raeburn   112:          checker = 0
                    113:      }
                    114:  }
1.45      raeburn   115:  if (calling == "notify") {
                    116:      var totalnote = 0;
1.47      albertel  117:      for (var i=0; i<formName.elements.length; i++) {
                    118: 	 var elementname = formName.elements[i].name;
                    119: 	 var check_name = elementname.match($notify_check);
                    120: 	 if (check_name != null) {
                    121: 	     if (formName.elements[i].checked) {
                    122: 		 totalnote ++;
                    123: 	     }
                    124: 	 } 
                    125:      }
                    126:      if (totalnote > 0) {
                    127: 	 if (formName.notify[1].checked == true) {
                    128: 	     if (confirm("You have indicated that you do not want notification of roster changes messages to be sent, but "+totalnote+" have been checked as recipients.\\nClick 'OK' to erase all recipients, or 'Cancel'.")) {
                    129: 		 checker  = 1;
                    130: 	     } else {
                    131: 		 checker = 0;
                    132: 	     }
                    133: 	 }
                    134:      } else {
                    135: 	 if (formName.notify[0].checked == true) {
                    136: 	     alert("You have indicated that you want notification of roster changes messages to be sent, but you have not selected any recipients.");
                    137: 	     checker = 0;
                    138: 	 }
1.45      raeburn   139:      }
                    140:  }
1.14      raeburn   141:  if (calling == "viewclass") {
1.16      raeburn   142:      var totcheck = 0
1.20      raeburn   143:      var numchk = 0
1.16      raeburn   144:      if (numauto > 0) {
1.20      raeburn   145:          numchk = countChecked(document.studentform.chgauto);
                    146:          totcheck = totcheck + numchk
1.16      raeburn   147:      }
                    148:      if (nummanual > 0) {
1.20      raeburn   149:          numchk = countChecked(document.studentform.chgmanual);
                    150:          totcheck = totcheck + numchk
1.16      raeburn   151:      }
                    152:      if (numlock > 0) {
1.20      raeburn   153:          numchk = countChecked(document.studentform.lockchg);
                    154:          totcheck = totcheck + numchk
1.16      raeburn   155:      }
                    156:      if (numunlock > 0) {
1.20      raeburn   157:          numchk = countChecked(document.studentform.unlockchg);
                    158:          totcheck = totcheck + numchk
1.16      raeburn   159:      }
                    160:      if (totcheck > 0) {
1.20      raeburn   161:         document.forms.studentform.state.value = "process";
                    162:      }
                    163:      if (totcheck == 0) {
1.16      raeburn   164:         alert("You must check at least one checkbox, before proceeding to the next page")
                    165:         checker = 0
                    166:      }
1.14      raeburn   167:  } 
1.1       raeburn   168:  if (checker == 1) {  
                    169:      formName.submit();
                    170:  }
                    171: }
1.16      raeburn   172: |;
                    173:     if ($action eq 'viewclass') {
1.25      raeburn   174:         $scripttag .= &Apache::loncommon::check_uncheck_jscript();
1.16      raeburn   175:         $scripttag .= qq|
1.20      raeburn   176: function countChecked(field) {
                    177:     var count = 0;
                    178:     if (field.length > 0) {
                    179:         for (var i=0; i<field.length; i++) {
                    180:             if (field[i].checked == true) {
                    181:                 count ++
                    182:             }
                    183:         }
                    184:     } else {
                    185:         if (field.checked == true) {
                    186:             count ++
                    187:         }
                    188:     }
                    189:     return count
                    190: }
                    191: 
1.16      raeburn   192: |;
                    193:     }
                    194:     $scripttag .= qq|
1.1       raeburn   195: // End hiding -->
                    196: </script>
                    197: |;
1.41      albertel  198: 
                    199:     return &Apache::loncommon::start_page('Classlist Manager',
                    200: 					  $scripttag);
1.1       raeburn   201: }
                    202: 
                    203: sub print_mainbox {
                    204:     my ($r,$tasklongref,$realm,$reply) = @_;
                    205:     my $action = "information";
1.23      albertel  206:     if ( exists($env{'form.action'}) ) {
                    207:         $action = $env{'form.action'};
1.1       raeburn   208:     }
                    209:     my $page = '';
                    210:     if ($action eq "information") {
1.56      bisitz    211:         $page = "<b>".&mt("Automated Enrollment")."</b>";
1.1       raeburn   212:     } else {
1.56      bisitz    213:         $page =  '<a href="/adm/populate">'.&mt('Automated Enrollment').'</a>';
1.1       raeburn   214:         if ($reply) {
                    215:             if ($action eq "newcross") {
                    216:                 $action = "crosslist";
                    217:             } elsif ($action eq "newsections") {
                    218:                 $action = "sections"; 
                    219:             }
                    220:             $page .= "-&gt; <a href=\"/adm/populate?action=$action\">".$$tasklongref{$action}."</a> -&gt; <b>result</b>";
                    221:         } else {
                    222:             $page .=  " -&gt; <b>".$$tasklongref{$action}."</b>"; 
                    223:         }
                    224:     }
1.56      bisitz    225:     my $usrmang = &mt('User Management');
                    226:     my $autenrl = &mt('Automated Enrollment Manager');
1.1       raeburn   227:     $r->print(<<ENDTHIS);
                    228: <table width="100%" border="0" cellpadding="0" cellspacing="0">
                    229:  <tr>
                    230:   <td bgcolor="#CCCCFF"> 
1.56      bisitz    231:    <font size="2"><a href="/adm/menu">$realm</a> -&gt; <a href="/adm/createuser">$usrmang</a> -&gt; $page</font><br/>
1.1       raeburn   232:   </td>
                    233:   <td align="right" bgcolor="#CCCCFF" valign="top">
1.56      bisitz    234:    <font size="+1">$autenrl&nbsp;</font>
1.1       raeburn   235:   </td>
                    236:  </tr>
                    237: </table>
                    238: <table width="100%" border="0" cellpadding="0" cellspacing="0">
                    239:  <tr>
                    240: ENDTHIS
                    241: }
                    242: 
                    243: sub print_navmenu {
                    244:     my ($r,$tasksref,$tasklongref) = @_;
                    245:     my $action = "information";
1.23      albertel  246:     if (exists($env{'form.action'}) ) {
                    247:         $action = $env{'form.action'};
1.1       raeburn   248:     }
                    249:     $r->print(<<ENDONE);
                    250:   <td width="10" valign="top" bgcolor="#DDFFFF">&nbsp;</td>
                    251:   <td width="20%" valign="top" bgcolor="#DDFFFF">
                    252:    <br/>
                    253: ENDONE
                    254:     foreach my $task (@{$tasksref}) {
                    255:         if ($task eq $action) {
                    256:             $r->print(" 
                    257:    <p>
                    258:    <font color=\"#999999\">
                    259:     <b>$$tasklongref{$task}</b><br/>
                    260:    </font>
                    261:    </p>"); 
                    262:         } else {
                    263:             $r->print("
                    264:    <p>
                    265:    <font color=\"#004263\">
                    266:     <b><a href=\"/adm/populate?action=$task\">$$tasklongref{$task}</a></b><br/>
                    267:    </font> 
                    268:    </p>");
                    269: 
                    270:         }
                    271:     }
                    272:     $r->print("
                    273:   <p>&nbsp;</p>
                    274:   </td>
                    275:   <td width=\"10\" valign=\"top\" bgcolor=\"#CCCCFF\">&nbsp;</td>
                    276:   <td width=\"10\" valign=\"top\" bgcolor=\"#FFFFFF\">&nbsp;</td>
                    277:   <td bgcolor=\"#ffffff\" valign=\"top\">");
                    278: }
                    279: 
                    280: ###############################################################
                    281: 
                    282: sub print_main_frame {
1.13      raeburn   283:   my ($r,$realm,$dom,$crs,$tasktitleref) = @_;
1.1       raeburn   284:   my $action = "information";
1.23      albertel  285:   if (exists($env{'form.action'}) ) {
                    286:       $action = $env{'form.action'};
1.1       raeburn   287:   }
                    288: 
                    289: # Get course settings
                    290:   my %enrollvar;
                    291:   my @bgcolors=("#eeeeee","#cccccc");
                    292:   my %settings = &Apache::lonnet::dump('environment',$dom,$crs);
                    293:   foreach my $item (keys %settings) {
                    294:       if ($item =~ m/^internal\.(.+)$/) {
                    295:           $enrollvar{$1} = $settings{$item};
1.14      raeburn   296:       } elsif ($item =~ /^default_enrollment_(start|end)_date$/) {
                    297:           $enrollvar{$item} = $settings{$item};
1.1       raeburn   298:       }
                    299:   }
                    300: 
                    301:   if ($action eq "information") {
                    302:       $r->print(<<ENDONE);
1.2       raeburn   303:           <br/><table border='0' width='100%'>
1.1       raeburn   304:             <tr>
                    305:               <td>&nbsp;</td>
                    306:               <td><b>Use the menu on the left to choose an enrollment management task.</b><br/><br/></td>
                    307:             <tr>
                    308:               <td>&nbsp;</td>
1.16      raeburn   309:               <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   310:             </tr>
                    311:             <tr>
                    312:               <td>&nbsp;</td>
                    313:               <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>
                    314:             </tr>
                    315:             <tr>
                    316:               <td>&nbsp;</td>
1.14      raeburn   317:               <td>Use <i>"Change access dates"</i> to change the default start and/or end dates for student roles created by automated enrollment.</td>
                    318:             </tr>
                    319:             <tr>
                    320:               <td>&nbsp;</td>
1.1       raeburn   321:               <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>
                    322:             </tr>
                    323:             <tr>
                    324:               <td>&nbsp;</td>
                    325:               <td>Use <i>"Change crosslisting"</i> to include or exclude enrollment from crosslisted classes.</td>
                    326:             </tr>
                    327:             <tr>
                    328:               <td>&nbsp;</td>
                    329:               <td>Use <i>"Section settings"</i> to make changes to the choice of sections included for enrollment in your LON-CAPA course.</td>
                    330:             </tr>
                    331:               <td>&nbsp;</td>
1.42      raeburn   332:               <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   333:             </tr>
                    334:             <tr>
                    335:               <td>&nbsp;</td>
                    336:               <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>
                    337:             </tr>
                    338:             <tr>
1.16      raeburn   339:               <td>&nbsp;</td>
1.34      raeburn   340:               <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>
                    341:             </tr>
                    342:             <tr>
                    343:               <td>&nbsp;</td>
1.16      raeburn   344:               <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>
                    345:             </tr>
                    346:             <tr>
1.1       raeburn   347:              <td colspan='2'>&nbsp;</td>
                    348:             </tr>
                    349:             <tr>
                    350:              <td>&nbsp;</td>
                    351:              <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>
                    352:             </tr>
                    353:           </table>
                    354: ENDONE
                    355:   } elsif ($action eq "chgsettings") {
                    356:       my @autosets = ("OFF","ON");
                    357:       $r->print(<<ENDTWO);
                    358:                   <form name="enter" method="post"><br/>
                    359: 		  <table width="100%" border="0" cellpadding="2" cellspacing="2">
                    360: 		   <tr>
                    361: 		    <td align="left"><b>$$tasktitleref{$action}</b><br/>
                    362: 		       Currently: Nightly adds: <i>$autosets[$enrollvar{autoadds}]</i>, Nightly drops: <i>$autosets[$enrollvar{autodrops}]</i>
                    363: 		    </td>
                    364:                    </tr>
                    365: 		  </table>
                    366: 		  <table width="100%" border="0" cellpadding="3" cellspacing="3">
                    367: 		    <tr>
                    368: 		     <td>
                    369: 		         Additions based on classlist changes:&nbsp;&nbsp;
                    370: ENDTWO
                    371:       if ($enrollvar{autoadds}) {
                    372:           $r->print("
1.59      bisitz    373: 			    <label><input type=\"radio\" name=\"autoadds\" value=\"1\" checked=\"checked\" />&nbsp;Enable&nbsp;&nbsp;&nbsp;</label>
1.39      albertel  374: 			    <label><input type=\"radio\" name=\"autoadds\" value=\"0\" />&nbsp;Disable</label>
1.1       raeburn   375:          ");
                    376:       } else {
                    377:           $r->print("
1.39      albertel  378:                             <label><input type=\"radio\" name=\"autoadds\" value=\"1\" />&nbsp;Enable&nbsp;&nbsp;&nbsp;</label>
1.59      bisitz    379:                             <label><input type=\"radio\" name=\"autoadds\" value=\"0\" checked=\"checked\" />&nbsp;Disable</label>
1.1       raeburn   380:          ");
                    381:       }
                    382:       $r->print("
                    383:               </td>
                    384:              </tr>
                    385:              <tr>
                    386:               <td>
                    387:  	       Removals based on classlist changes:&nbsp;&nbsp;");
                    388:       if ($enrollvar{autodrops}) {
                    389:           $r->print("
1.59      bisitz    390:                 <label><input type=\"radio\" name=\"autodrops\" value=\"1\" checked=\"checked\" />&nbsp;Enable&nbsp;&nbsp;&nbsp;</label>
1.39      albertel  391:                 <label><input type=\"radio\" name=\"autodrops\" value=\"0\" />&nbsp;Disable</label>");
1.1       raeburn   392:       } else {
                    393:           $r->print("
1.39      albertel  394:                 <label><input type=\"radio\" name=\"autodrops\" value=\"1\" />&nbsp;Enable&nbsp;&nbsp;&nbsp;</label>
1.59      bisitz    395:                 <label><input type=\"radio\" name=\"autodrops\" value=\"0\" checked=\"checked\" />&nbsp;Disable</label>");
1.1       raeburn   396:       }
                    397:       $r->print("
                    398:               </td>
                    399:              </tr>
                    400:              <tr>
                    401:               <td>
                    402:                <font color=\"#888888\">
1.52      raeburn   403: Note: Any students added manually by course coordinators using the User Manager will be unaffected by the nightly removal process if you choose to enable it.
1.1       raeburn   404:                </font>
                    405:               </td>
                    406:              </tr>
                    407:              <tr>
                    408:               <td align=\"right\">
1.39      albertel  409:                <input type=\"button\" name=\"chgsettings\" value=\"Go\" onclick=\"process('chgsettings')\" />
1.1       raeburn   410: 	      </td>
                    411:              </tr>
                    412: 	    </table>
1.39      albertel  413:             <input type=\"hidden\" name=\"action\" value=\"$action\" />
                    414:             <input type=\"hidden\" name=\"state\" value=\"process\" />
1.1       raeburn   415:             </form>
                    416:       ");
                    417:   } elsif ($action eq "setdates") {
1.14      raeburn   418:       my ($start_table,$end_table) = &date_setting_table($enrollvar{autostart},$enrollvar{autoend},$action);
1.10      raeburn   419:       my $oldstartshow = '';
                    420:       my $oldendshow = '';
                    421:       if ( defined($enrollvar{autostart}) ) {
1.14      raeburn   422:           $oldstartshow = &Apache::lonlocal::locallocaltime($enrollvar{autostart});
1.10      raeburn   423:       }
                    424:       if ( defined($enrollvar{autoend}) ) {
1.14      raeburn   425:           $oldendshow = &Apache::lonlocal::locallocaltime($enrollvar{autoend});
1.10      raeburn   426:           if ($enrollvar{autoend} == 0) {
                    427:               $oldendshow = "No ending date";
                    428:           }
                    429:       }
                    430:       my $dateshow;
                    431:       if ( ($oldendshow eq '') && ($oldstartshow eq '') ) {
1.14      raeburn   432:          $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   433:       } else {
                    434:          $dateshow = "Currently: First enrollment: <b><i>$oldstartshow</i></b>, Last enrollment: <b><i>$oldendshow</i></b>\n";
1.1       raeburn   435:       }
                    436:       $r->print(<<ENDTWO);
                    437:                   <form name="enter" method="post"><br/>              
                    438:                   <table width="100%" border="0" cellpadding="2" cellspacing="2">
                    439: 	           <tr>
1.10      raeburn   440: 	            <td align="left"><b>$$tasktitleref{$action}</b><br/><br/>
                    441:                      $dateshow
1.1       raeburn   442: 	            </td>
                    443:                    </tr>
                    444: 	          </table>
                    445:                   <table width="100%" border="0" cellpadding="3" cellspacing="3">
                    446:                    <tr>
                    447:                     <td align="left" colspan="2">
                    448:                      <table border="0" cellspacing="0" cellpadding="2">
                    449:                       <tr>
                    450:                        <td colspan="3">
                    451:                         <i>Set date of first automated enrollment for registered students</i>
                    452:                        </td>
                    453:                       </tr>
                    454:                       <tr>
                    455:                        <td>$start_table
                    456:                        </td>
                    457:                       </tr>
                    458:                      </table>
                    459:                     </td>
                    460:                    </tr>
                    461:                    <tr>
                    462:                     <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>
                    463:                    </tr>
                    464:                    <tr>
                    465:                     <td align="left" colspan="2">
                    466:                      <table border="0' cellspacing="0" cellpadding="2">
                    467:                       <tr>
                    468:                        <td colspan="3">
                    469:                         <i>Set date of last automated enrollment for registered students</i>
                    470:                        </td>
                    471:                       </tr>
                    472:                       <tr>
                    473:                        <td>$end_table
                    474:                        </td>
                    475:                       </tr>
                    476:                      </table>
                    477:                     </td>
                    478:                    </tr>
                    479:                    <tr>
                    480:                     <td colspan="2"><font color="#888888">If automated adds and/or drops are enabled, then your class roster will be automatically updated nightly, until the last enrollment date has been reached.</font></td>
                    481:                    </tr>
                    482:                   </table>
                    483:                   <table width="100%">
                    484:                    <tr>
                    485:                     <td align="right">
1.39      albertel  486:                       <input type="button" name="setdates" value="Go" onclick="process('setdates')" />
1.1       raeburn   487:                     </td>
                    488: 	           </tr>
                    489:                   </table>
1.39      albertel  490:                   <input type="hidden" name="action" value="$action" />
                    491:                   <input type="hidden" name="state" value="process" />
1.14      raeburn   492:                   </form>
                    493: ENDTWO
                    494:   } elsif ($action eq "setaccess") {
                    495:       &print_accessdate_table($r,\%enrollvar,$tasktitleref,$action);
                    496:       $r->print(<<ENDTWO);
                    497:                   <table width="100%">
                    498:                    <tr>
                    499:                     <td align="right">
1.39      albertel  500:                       <input type="button" name="$action" value="Go" onclick="process('$action')" />
1.14      raeburn   501:                     </td>
                    502:                    </tr>
                    503:                   </table>
1.39      albertel  504:                   <input type="hidden" name="action" value="$action" />
                    505:                   <input type="hidden" name="state" value="process" />
1.1       raeburn   506:                   </form>
                    507: ENDTWO
                    508:   } elsif ($action eq "notify") {
1.30      raeburn   509:       my $notifycount = 0;
1.28      albertel  510:       my @notified = split(/,/,$enrollvar{notifylist});
1.65      raeburn   511:       my (@domcoord,@showdom,@olddomcoord,@futuredomcoord);
1.42      raeburn   512:       for (my $i=0; $i<@notified; $i++) {
                    513:           if ($notified[$i] !~ /:/) {
                    514:               $notified[$i] =~ s/\@/:/;
                    515:           }
                    516: 	  unless ($notified[$i] eq '') { $notifycount ++; } 
1.1       raeburn   517:       }
                    518:       my $noteset = '';
                    519:       if ($notifycount) {
                    520:           $noteset = "ON";
                    521:       } else {
                    522:           $noteset = "OFF";
                    523:       }
1.65      raeburn   524:       my $now = time;
1.44      raeburn   525:       my %dompersonnel = &Apache::lonnet::get_domain_roles($dom,['dc']);
1.45      raeburn   526:       foreach my $server (keys(%dompersonnel)) {
                    527:           foreach my $user (sort(keys(%{$dompersonnel{$server}}))) {
1.44      raeburn   528:               my ($trole,$uname,$udom,$runame,$rudom,$rsec) = split(/:/,$user);
1.65      raeburn   529:               my ($end,$start) = split(':',$dompersonnel{$server}{$user});
                    530:               if (($end eq '') || ($end == 0) || ($end > $now)) {
                    531:                   if ($start > $now) {
                    532:                       if (!grep(/^\Q$uname\E:\Q$udom\E$/,@futuredomcoord)) {
                    533:                           push(@futuredomcoord,$uname.':'.$udom);
                    534:                       }
                    535:                   } else {
                    536:                       if (!grep(/^\Q$uname\E:\Q$udom\E$/,@domcoord)) {
                    537:                           push(@domcoord,$uname.':'.$udom);
                    538:                       }
                    539:                   }
                    540:               } else {
                    541:                   if (!grep(/^\Q$uname\E:\Q$udom\E$/,@olddomcoord)) {
                    542:                       push(@olddomcoord,$uname.':'.$udom);
                    543:                   }
1.44      raeburn   544:               }
                    545:           }
                    546:       }
1.1       raeburn   547:       $r->print("
                    548:                   <form name=\"enter\" method=\"post\"><br/>
                    549:                    <table width=\"100%\" border=\"0\" cellpadding=\"6\" cellspacing=\"0\">
                    550:                     <tr>
                    551:                      <td align=\"left\"><b>$$tasktitleref{$action}</b><br/>
                    552:                       Currently: Notification: $noteset
                    553:                      </td>
                    554:                     </tr>
                    555:                    </table>
                    556:                    <table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"3\">
                    557:                     <tr>
                    558:                      <td>
                    559:                       Notification of LON-CAPA course roster changes resulting from nightly automated enrollment process?
                    560:       ");
                    561:       if ($notifycount) {
                    562:           $r->print("
1.59      bisitz    563:                         <label><input type=\"radio\" name=\"notify\" value=\"1\" checked=\"checked\" />&nbsp;Yes&nbsp;&nbsp;&nbsp;</label>
1.39      albertel  564:                         <label><input type=\"radio\" name=\"notify\" value=\"0\" />&nbsp;No</label>
1.1       raeburn   565:           ");
                    566:       } else {
                    567:           $r->print("
1.39      albertel  568:                         <label><input type=\"radio\" name=\"notify\" value=\"1\" />&nbsp;Yes&nbsp;&nbsp;&nbsp;</label>
1.59      bisitz    569:                         <label><input type=\"radio\" name=\"notify\" value=\"0\" checked=\"checked\" />&nbsp;No</label>
1.1       raeburn   570:           ");
                    571:       }
                    572:       $r->print("
                    573:               </td>
                    574:              </tr>
                    575:       ");
1.44      raeburn   576:       my %coursepersonnel = &Apache::lonnet::dump('nohist_userroles',$dom,$crs);
                    577:       my @ccs;
                    578:       my %pname;
                    579:       my %notifystate;
                    580:       my %status;
                    581:       foreach my $person (sort(keys(%coursepersonnel))) {
                    582:           my $match = 0;
                    583:           my ($role,$user,$usec) = ($person =~ /^([^:]+):([^:]+:[^:]+):([^:]*)/);
                    584:           $user =~ s/:$//;
                    585:           my ($end,$start) = split(/:/,$coursepersonnel{$person});
                    586:           if ($end == -1 || $start == -1) {
                    587:               next;
                    588:           }
                    589:           if ($role eq 'cc')  {
1.45      raeburn   590:               unless (grep(/^$user$/,@ccs)) {
1.44      raeburn   591:                   if ($end && $end < $now) {
                    592:                       $status{$user} = 'previous';
                    593:                   } elsif ($start > $now) {
                    594:                       $status{$user} = 'future';
                    595:                   } else {
                    596:                       $status{$user} = 'active';
                    597:                   }
                    598:                   push(@ccs,$user);
                    599:                   my ($uname,$udom) = split(/:/,$user);
                    600:                   $pname{$user} = 
                    601:                            &Apache::loncommon::plainname($uname,$udom);
1.45      raeburn   602:                   if (grep(/^$user$/,@notified)) {
1.44      raeburn   603:                       $notifystate{$user} = 1;
1.1       raeburn   604:                   } else {
1.44      raeburn   605:                       $notifystate{$user} = 0;
1.1       raeburn   606:                   }
                    607:               }
                    608:           }
                    609:       }
1.45      raeburn   610:       my $notifyshow = 0; 
1.44      raeburn   611:       my %lt = &Apache::lonlocal::texthash(
                    612:                                   name => 'Name',
                    613:                                   usnm => 'username:domain',
                    614:                                   coac => 'Course Access',
                    615:                                   curn => 'Current notification status',
1.65      raeburn   616:                                   doms => 'Domain Coordinator status',
1.44      raeburn   617:                                   notf => 'Notification?',
                    618:                                   ntac => 'Notification active',
                    619:                                   ntin => 'Notification inactive',
                    620:       );
1.7       raeburn   621:       if (@ccs > 0) {
                    622:           @ccs = sort @ccs;
1.1       raeburn   623:           $r->print("
                    624:              <tr>
1.44      raeburn   625:                <td>".&mt('The table below contains a list of [_1]s in this course.',&Apache::lonnet::plaintext('cc'))."
1.1       raeburn   626:               </td>
                    627:              </tr>
                    628:              <tr>
1.42      raeburn   629:               <td>");
1.44      raeburn   630:           $r->print(&notifier_tables('cc',\%lt,\@ccs,\%status,\%notifystate,
                    631:                                      \%pname,\$notifyshow));
                    632:           $r->print("</td></tr>");
                    633:       } else {
1.42      raeburn   634:           $r->print("
1.44      raeburn   635:              <tr>
                    636:               <td>".
                    637:              &mt('No [_1]s found.',&Apache::lonnet::plaintext('cc'))."
                    638:             </td>
                    639:            </tr>");
                    640:       }
                    641:       my $viewer = $env{'user.name'}.':'.$env{'user.domain'};
                    642:       my $showalldc = 0;
                    643:       if (grep(/^$viewer$/,@domcoord)) {
                    644:           $showalldc = 1;
                    645:       }
1.65      raeburn   646:       foreach my $dc (@domcoord,@futuredomcoord) {
1.44      raeburn   647:           if (!grep(/^$dc$/,@ccs)) {
                    648:               if (grep(/^$dc$/,@notified)) {
                    649:                   $notifystate{$dc} = 1;
1.7       raeburn   650:               } else {
1.44      raeburn   651:                   $notifystate{$dc} = 0;
                    652:                   if (!$showalldc) {
                    653:                       next;
                    654:                   }
1.7       raeburn   655:               }
1.44      raeburn   656:               my ($dcuname,$dcdom) = split(/:/,$dc);
                    657:               $pname{$dc} =  &Apache::loncommon::plainname($dcuname,$dcdom);
                    658:               push(@showdom,$dc);
1.7       raeburn   659:           }
1.44      raeburn   660:       }
1.65      raeburn   661:       foreach my $olddc (@olddomcoord) {
                    662:           if (grep(/^$olddc$/,@notified)) {
                    663:               if (!grep(/^\Q$olddc\E$/,@ccs)) {
                    664:                   $notifystate{$olddc} = 1;
                    665:                   my ($dcname,$dcdom) = split(/:/,$olddc);
                    666:                   $pname{$olddc} =  &Apache::loncommon::plainname($dcname,$dcdom);
                    667:                   push(@showdom,$olddc);
                    668:               }
                    669:           }
                    670:       }
1.44      raeburn   671:       my $showdomnum = scalar(@showdom);
                    672:       if ($showdomnum) {
1.7       raeburn   673:           $r->print("
1.44      raeburn   674:              <tr>
                    675:               <td>&nbsp;</td>
                    676:              </tr><tr>
                    677:               <td>");
                    678:           if ($showalldc) {
                    679:               $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')));
                    680:           } else {
                    681:               $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')));
                    682:           }
                    683:           $r->print(" 
1.7       raeburn   684:               </td>
                    685:              </tr>
1.44      raeburn   686:              <tr>
                    687:               <td>");
1.65      raeburn   688:           $r->print(&notifier_tables('dc',\%lt,\@showdom,\%status,\%notifystate,\%pname,
                    689:                                      \$notifyshow,\@olddomcoord,\@futuredomcoord));
1.1       raeburn   690:           $r->print("
1.44      raeburn   691:              </td>
                    692:           </tr>");
                    693:       }
1.45      raeburn   694:       if (@ccs > 0 || @showdom > 0) {
                    695:           $r->print("<tr><td>&nbsp;</td></tr><tr><td>");
                    696:           if ($notifycount) {
                    697:               $r->print(&mt("Uncheck the checkbox(es) to terminate notification for people currently informed of roster changes from the nightly enrollment update.<br />"));
                    698:          }
                    699:          if ((@ccs + @showdom) > $notifycount) {
                    700:              $r->print(&mt("Check the checkbox(es) to initiate notification for people not currently informed of roster changes from the nightly enrollment update.<br />"));
                    701:          }
1.50      albertel  702:          $r->print(&mt("Click 'Go' to save your changes.")."
1.44      raeburn   703:            <br/>
                    704:            <table width=\"100%\" border=\"0\" cellspadding=\"2\" cellspacing=\"2\">
                    705:             <tr>
                    706:              <td align=\"right\">
                    707:               <input type=\"button\" name=\"notifyset\" value=\"Go\" onclick=\"process('notify')\" />
                    708:              </td>
                    709:             </tr>
                    710:            </table>
                    711:           </td>
                    712:          </tr>
                    713:       ");
1.1       raeburn   714:       }
                    715:       $r->print("
1.44      raeburn   716:       </table>
                    717:       <input type=\"hidden\" name=\"notifyshow\" value=\"$notifyshow\" />
                    718:       <input type=\"hidden\" name=\"action\" value=\"$action\" />
                    719:       <input type=\"hidden\" name=\"state\" value=\"process\" />
                    720:       </form>
1.1       raeburn   721:       ");
                    722:   } elsif ($action eq "crosslist") {
1.28      albertel  723:       my @xlists;
                    724:       if ($enrollvar{crosslistings} ne '') {
                    725: 	  @xlists = split(/,/,$enrollvar{crosslistings});
1.1       raeburn   726:       }
1.29      albertel  727:       my $cross_str = @xlists;
1.1       raeburn   728:       $r->print("
                    729:             <form name=\"enter\" method=\"post\"><br/>
                    730:             <table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">
                    731:              <tr>
                    732:               <td align=\"left\"><b>$$tasktitleref{$action}</b><br/>
                    733:       ");
                    734:       if ($cross_str > 0) {
                    735:           $r->print("
1.50      albertel  736:                 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   737:               </td>
                    738:              </tr>
                    739:             </table>
                    740:             <br/>
1.42      raeburn   741:            ");
                    742:            $r->print(&Apache::loncommon::start_data_table());
                    743:            $r->print(&Apache::loncommon::start_data_table_row());
                    744:            $r->print("
                    745:                  <th>Enrollment?</th>
                    746:                  <th>Crosslisted course</th>
                    747:                  <th>LON-CAPA section ID</th>
1.1       raeburn   748:           ");
1.42      raeburn   749:            $r->print(&Apache::loncommon::end_data_table_row());
1.1       raeburn   750:           for (my $i=0; $i<@xlists; $i++) {
                    751:               my $xl = '&nbsp;';
1.42      raeburn   752:               my $lc_sec = '&nbsp;';
1.31      raeburn   753:               if ($xlists[$i] =~ /^([^:]+):?(.*)$/) {
1.1       raeburn   754:                   $xl = $1;
1.42      raeburn   755:                   $lc_sec = $2;
1.1       raeburn   756:               }               
                    757:               my $colflag = $i%2;
1.42      raeburn   758:               $r->print(&Apache::loncommon::start_data_table_row());
1.1       raeburn   759:               $r->print("
1.59      bisitz    760:                  <td><input type=\"checkbox\" name=\"cross_$i\" checked=\"checked\" /></td>
1.1       raeburn   761:                  <td>$xl</td>
1.62      bisitz    762:                  <td><input type=\"text\" size=\"10\" name=\"lcsec_$i\" value=\"$lc_sec\" /></td>
1.1       raeburn   763:               ");
1.42      raeburn   764:               $r->print(&Apache::loncommon::end_data_table_row());
1.1       raeburn   765:           }
1.42      raeburn   766:           $r->print(&Apache::loncommon::end_data_table());
1.1       raeburn   767:       }
                    768:       else {
                    769:           $r->print("
                    770:                 Currently no crosslisted courses are recorded for $enrollvar{coursecode}.
                    771:               </td>
                    772:              </tr>
                    773:             </table>
                    774:           ");
                    775:       }
                    776:       $r->print("   
                    777:             <br/>
                    778:             <table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"3\">
                    779:              <tr>
                    780:               <td align=\"left\">
                    781:                <b>Add new crosslistings.</b><br/>
                    782:                Number of new crosslistings to add:&nbsp;&nbsp;<input type=\"text\" size=\"2\" name=\"numcross\" value=\"0\" />
                    783:               </td>
                    784:              </tr>
                    785:             </table>
                    786:             <br/>
                    787:             <table width=\"100%\" border=\"0\" cellspadding=\"2\" cellspacing=\"2\">
                    788:              <tr>
                    789:               <td align=\"right\">
1.39      albertel  790:                <input type=\"button\" name=\"crosslist\" value=\"Go\" onclick=\"process('crosslist')\" />
1.1       raeburn   791:               </td>
                    792:              </tr>
                    793:             </table>
1.39      albertel  794:             <input type=\"hidden\" name=\"action\" value=\"$action\" />
                    795:             <input type=\"hidden\" name=\"state\" value=\"process\" />
1.1       raeburn   796:             </form> 
                    797:       ");
                    798:   } elsif ($action eq "sections") {
1.12      raeburn   799:       my @sections = ();
1.13      raeburn   800:       @sections = &Apache::lonnet::auto_get_sections($crs,$dom,$enrollvar{coursecode});
1.28      albertel  801:       my @storedsections = split(/,/,$enrollvar{sectionnums});
1.1       raeburn   802:       my @currsections = ();
                    803:       my %sec_id = ();
                    804:       foreach (@storedsections) {
                    805:           if ($_ =~ m/^(\w+):(\w*)$/) {
                    806:               push @currsections, $1;
                    807:               $sec_id{$1} = $2;
                    808:           }
                    809:       }
                    810:       if (@sections > 0) {
1.29      albertel  811:           my $secshow = @sections;
1.8       raeburn   812:           $r->print("
1.1       raeburn   813:             <form name=\"enter\" method=\"post\"><br/>
                    814:             <table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"3\">
                    815:              <tr>
                    816:               <td align=\"left\">
                    817:                <b>$$tasktitleref{$action}</b><br/>
                    818:                Your institution's course catalog includes $secshow sections for course code: $enrollvar{coursecode}.
                    819:               </td>
                    820:              </tr>
                    821:              <tr>
1.50      albertel  822:               <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   823:              </tr>
                    824:             </table>
                    825:             <br/>
1.8       raeburn   826:           ");
1.42      raeburn   827:           $r->print(&Apache::loncommon::start_data_table());
                    828:           $r->print(&Apache::loncommon::start_data_table_row());
                    829:           $r->print("
                    830:               <th>Section</th>
                    831:               <th>Current status</th>              
                    832:               <th>LON-CAPA section ID</th>
                    833:               <th>Enrollment in this course?</th>
                    834:           ");
                    835:           $r->print(&Apache::loncommon::end_data_table_row());
1.8       raeburn   836:           for (my $i=0; $i<@sections; $i++) {
                    837:               my $colflag = $i%2;
                    838:               my $shrflag = 0;
1.42      raeburn   839:               $r->print(&Apache::loncommon::start_data_table_row());
                    840:               $r->print("
1.5       raeburn   841:                    <td>$sections[$i]<input type=\"hidden\" name=\"secnum_$i\" value=\"$sections[$i]\" /></td>
1.1       raeburn   842:                    <td>
1.8       raeburn   843:               ");
                    844:               if (grep/^$sections[$i]$/,@currsections) {
                    845:                   $r->print("Enrollment active");
                    846:                   $shrflag = 1;
                    847:               } else {
                    848:                   $r->print("Enrollment inactive");
                    849:               }
                    850:               if ($shrflag) {
1.60      bisitz    851:                   $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=\"checked\" /></td>"); 
1.8       raeburn   852:               } else {
1.42      raeburn   853:                   $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   854:               }
1.42      raeburn   855:               $r->print(&Apache::loncommon::end_data_table_row());
1.8       raeburn   856:           }
1.42      raeburn   857:           $r->print(&Apache::loncommon::end_data_table());
1.8       raeburn   858:           $r->print("
1.7       raeburn   859:             <br/>
                    860:             <table width=\"100%\" border=\"0\" cellspacing=\"3\" cellpadding=\"3\">
                    861:              <tr> 
                    862:               <td align=\"right\">
                    863:                <input type=\"hidden\" name=\"secshow\" value=\"$secshow\" />
1.39      albertel  864:                <input type=\"button\" name=\"sections\" value=\"Go\" onclick=\"process('sections')\" />
1.7       raeburn   865:               </td>
                    866:              </tr>
                    867:             </table>
1.39      albertel  868:             <input type=\"hidden\" name=\"action\" value=\"$action\" />
                    869:             <input type=\"hidden\" name=\"state\" value=\"process\" />
1.7       raeburn   870:             </form>
1.8       raeburn   871:           ");
1.1       raeburn   872:       } else {
                    873:           $r->print("
                    874:             <form name=\"enter\" method=\"post\"><br/>
                    875:             <table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">
                    876:              <tr>
                    877:               <td align=\"left\"><b>$$tasktitleref{$action}</b><br/>
                    878:           ");
                    879:           if (@currsections) {
1.29      albertel  880:               my $secshow = @currsections;
1.1       raeburn   881:               $r->print("
1.50      albertel  882:                 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   883:               </td>
                    884:              </tr>
                    885:             </table>
                    886:             <br/>
                    887:               ");
1.42      raeburn   888:               $r->print(&Apache::loncommon::start_data_table());
                    889:               $r->print(&Apache::loncommon::start_data_table_row());
                    890:               $r->print("
                    891:                  <th>Enrollment?</th>
                    892:                  <th>Section</th>
                    893:                  <th>LON-CAPA section ID</th>
                    894:               ");
                    895:               $r->print(&Apache::loncommon::end_data_table_row());
1.1       raeburn   896:               for (my $j=0; $j<@currsections; $j++) {
                    897:                   my $colflag = $j%2;
1.42      raeburn   898:                   $r->print(&Apache::loncommon::start_data_table_row());
1.1       raeburn   899:                   $r->print("
1.59      bisitz    900:                  <td><input type=\"checkbox\" name=\"sec_$j\" checked=\"checked\" /></td>
1.1       raeburn   901:                  <td>$currsections[$j]</td>
1.42      raeburn   902:                  <td><input type=\"text\" name=\"lcsec_$j\" size=\"10\" value=\"$sec_id{$currsections[$j]}\" /></td>
1.1       raeburn   903:                   ");
1.42      raeburn   904:                   $r->print(&Apache::loncommon::end_data_table_row());
1.1       raeburn   905:               }
1.42      raeburn   906:               $r->print(&Apache::loncommon::end_data_table());
1.1       raeburn   907:           } else {
                    908:               $r->print("
                    909:                 Currently no sections of $realm ($enrollvar{coursecode}) are contributing enrollment to the LON-CAPA class roster.
                    910:               </td>
                    911:              </tr>
                    912:             </table>
                    913:               ");
                    914:           }
                    915:           $r->print("   
                    916:             <br/>
                    917:             <table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"3\">
                    918:              <tr>
                    919:               <td align=\"left\">
                    920:                <b>Add enrollment from additional sections.</b><br/>
                    921:                Number of new sections to add:&nbsp;&nbsp;<input type=\"text\" size=\"2\" name=\"numsec\" value=\"0\" />
                    922:               </td>
                    923:              </tr>
                    924:             </table>
                    925:             <br/>
                    926:             <table width=\"100%\" border=\"0\" cellspadding=\"2\" cellspacing=\"2\">
                    927:              <tr>
                    928:               <td align=\"right\">
1.39      albertel  929:                <input type=\"button\" name=\"sections\" value=\"Go\" onclick=\"process('sections')\" />
1.1       raeburn   930:               </td>
                    931:              </tr>
                    932:             </table>
1.39      albertel  933:             <input type=\"hidden\" name=\"action\" value=\"$action\" />
                    934:             <input type=\"hidden\" name=\"state\" value=\"process\" />
1.1       raeburn   935:             </form> 
                    936:           ");
                    937:       }
                    938:   } elsif ($action eq "photos") {
                    939:       my @photosets = ("OFF","ON");
                    940:       $r->print("
                    941:                   <form name=\"enter\" method=\"post\"><br/>
                    942:                   <table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">
                    943:                    <tr>
                    944:                     <td align=\"left\"><b>$$tasktitleref{$action}</b><br/>
1.37      raeburn   945:                        Currently: Student photo import:  <i>$photosets[$enrollvar{showphoto}]</i>
1.1       raeburn   946:                     </td>
                    947:                    </tr>
                    948:                   </table>
                    949:                   <table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"3\">
                    950:                     <tr>
                    951:                      <td>
                    952:                          Automatic import of student photos from institutional data repository:&nbsp;&nbsp;
                    953: 
                    954:       ");
1.37      raeburn   955:       if ($enrollvar{showphoto}) {
1.1       raeburn   956:           $r->print("
1.59      bisitz    957:                         <label><input type=\"radio\" name=\"showphotos\" value=\"1\" checked=\"checked\" />&nbsp;Yes&nbsp;&nbsp;&nbsp;</label>
1.39      albertel  958:                         <label><input type=\"radio\" name=\"showphotos\" value=\"0\" />&nbsp;No</label>
1.1       raeburn   959:           ");
                    960:       } else {
                    961:           $r->print("
1.39      albertel  962:                         <label><input type=\"radio\" name=\"showphotos\" value=\"1\" />&nbsp;Yes&nbsp;&nbsp;&nbsp;</label>
1.59      bisitz    963:                         <label><input type=\"radio\" name=\"showphotos\" value=\"0\" checked=\"checked\" />&nbsp;No</label>
1.1       raeburn   964:           ");
                    965:       }
1.34      raeburn   966:       $r->print('
                    967:                      </td>
                    968:                     </tr>
                    969:       ');
                    970:       my ($result,$perm_reqd)=&Apache::lonnet::auto_photo_permission($crs,$dom);
                    971:       my $can_enable = 1;
1.49      albertel  972:       my $institution = &Apache::lonnet::domain($dom,'description');
1.34      raeburn   973:       if ($result eq 'ok') {
                    974:           if ($perm_reqd eq 'yes') {
                    975:               if (!($enrollvar{'photopermission'} eq 'yes')) {
                    976:                   $can_enable = 0;
                    977:               } else {
1.48      albertel  978:                   if (&user_is_courseowner($enrollvar{'courseowner'})) {
1.34      raeburn   979:                       $r->print('
                    980:                     <tr>
                    981:                      <td>'.
1.57      bisitz    982: &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 /><span class="LC_nobreak"><label>'.&mt('[_1] owner acceptance of these conditions of use?','<b>Cancel</b>').'&nbsp;<input type="checkbox" name="cancel_agreement" value="1" /></label></span>
1.1       raeburn   983:                      </td>
                    984:                     </tr>
1.34      raeburn   985:                       ');
                    986:                   }
                    987:               }
                    988:           }
                    989:       } else {
                    990:           $r->print('
                    991:                     <tr>
                    992:                      <td>'.
1.39      albertel  993: &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   994:                     </td>
                    995:                    </tr>
                    996:                   </form>
                    997:           ');
                    998:           return;
                    999:       }
                   1000:       if ($can_enable) {
                   1001:           $r->print('
1.1       raeburn  1002:                     <tr>
                   1003:                      <td>
1.34      raeburn  1004:                       <font color="#888888">'.
1.50      albertel 1005: &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  1006:                       </font>
                   1007:                      </td>
                   1008:                     </tr>
1.34      raeburn  1009: ');
                   1010:       } else {
1.48      albertel 1011:           if (&user_is_courseowner($enrollvar{'courseowner'})) {
1.34      raeburn  1012:               $r->print('
                   1013:                     <tr>
                   1014:                      <td>'.
                   1015: &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).'
                   1016:                      </td>
                   1017:                     </tr>
                   1018:                ');
                   1019:           } else {
                   1020:               my ($ownername,$owneremail) = &get_ownerinfo($dom,
                   1021:                                                     $enrollvar{'courseowner'});
1.38      raeburn  1022:               my $emailstr;
                   1023:               if ($owneremail) {
                   1024:                   $emailstr = "(e-mail: $owneremail)";
                   1025:               }
1.34      raeburn  1026:               $r->print('
                   1027:                     <tr>
1.56      bisitz   1028:                      <td>'
                   1029:                       .&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)
                   1030:                       .'<br /><br />'
                   1031:                       .&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)
                   1032:                       .'<br /><br /><input type="button" name="mainmenu" value="Go back" onclick="javascript:history.go(-1);" />
1.34      raeburn  1033:                     </td>
                   1034:                    </tr>
                   1035:                   </form>
                   1036:              ');
                   1037:              return;
                   1038:           }
                   1039:       }
                   1040:       $r->print('
1.1       raeburn  1041:                     <tr>
                   1042:                      </td>&nbsp;</td>
                   1043:                     </tr>
                   1044:                     <tr>
1.34      raeburn  1045:                      <td align="right">
1.39      albertel 1046:                       <input type="button" name="showphotos" value="Go" onclick="process('."'photos'".')" />
1.1       raeburn  1047:                      </td>
                   1048:                     </tr>
                   1049:                    </table>
1.39      albertel 1050:                    <input type="hidden" name="action" value="'.$action.'" />
                   1051:                    <input type="hidden" name="state" value="process" />
1.1       raeburn  1052:                    </form>
1.34      raeburn  1053:       ');
1.1       raeburn  1054:   } elsif ($action eq "updatenow") {
                   1055:       $r->print("
                   1056:                    <form name=\"enter\" method=\"post\"><br/>
                   1057: 		   <table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">
                   1058: 		    <tr>
                   1059: 		     <td align=\"left\"><b>$$tasktitleref{$action}</b>
                   1060: 		     </td>
                   1061:                     </tr>
                   1062: 		   </table>
                   1063: 		   <table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"3\">
                   1064: 		    <tr>
                   1065: 		     <td>
1.17      raeburn  1066: 	              Add any students currently included in institutional classlist(s) but not enrolled in your LON-CAPA course.<br />  
1.39      albertel 1067: 		      <label><input type=\"radio\" name=\"updateadds\" value=\"1\" />&nbsp;Yes&nbsp;</label>
                   1068:                       <label><input type=\"radio\" name=\"updateadds\" value=\"0\" />&nbsp;No&nbsp;</label>
1.1       raeburn  1069:                      </td>
                   1070:                     </tr>
                   1071:                     <tr>
                   1072:                      <td>
1.17      raeburn  1073:  	              Expire students previously added by nightly enrollment process, but no longer listed in institutional  classlist(s).<br />                  
1.39      albertel 1074:                       <label><input type=\"radio\" name=\"updatedrops\" value=\"1\" />&nbsp;Yes&nbsp;</label>
                   1075:                       <label><input type=\"radio\" name=\"updatedrops\" value=\"0\" />&nbsp;No&nbsp;</label><br />
1.14      raeburn  1076:                      </td>
                   1077:                     </tr>
                   1078:                     <tr>
                   1079:                      <td><font color=\"#888888\">
1.1       raeburn  1080: 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  1081:                       </font>
                   1082:                      </td>
                   1083:                     </tr>
                   1084:                     <tr>
                   1085:                      <td>
                   1086:       ");
                   1087:       &print_accessdate_table($r,\%enrollvar,$tasktitleref,$action);
                   1088:       $r->print("
                   1089:                      </td>
                   1090:                     </tr>
                   1091:                     <tr>
                   1092:                      <td align=\"right\">
1.39      albertel 1093:                       <input type=\"button\" name=\"updatenow\" value=\"Go\" onclick=\"process('updatenow')\" />
1.14      raeburn  1094:                      </td>
                   1095:                     </tr>
                   1096: 	           </table>
                   1097:                    <input type=\"hidden\" name=\"action\" value=\"$action\" />
                   1098:                    <input type=\"hidden\" name=\"state\" value=\"process\" />
                   1099:                   </form>
                   1100:       ");
1.34      raeburn  1101:   } elsif ($action eq 'updatephotos') {
                   1102:       $r->print("
                   1103:                    <table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">
                   1104:                     <tr>
                   1105:                      <td align=\"left\"><b>$$tasktitleref{$action}</b>
                   1106:                      </td>
                   1107:                     </tr><tr><td>");
1.37      raeburn  1108:       if ($enrollvar{'showphoto'}) {
1.35      albertel 1109:           my ($update,$commentary) = &Apache::lonnet::auto_photochoice($crs,
                   1110: 								       $dom);
1.40      raeburn  1111:           if ($update) { 
                   1112:               $r->print('<br />'.$commentary.'<br /><br />
1.34      raeburn  1113: <form name="photoupdate" method="post">
1.62      bisitz   1114: <input type="button" name="retrieve" value="'.&mt('Update photo repository').'"
1.34      raeburn  1115: onclick="javascript:document.photoupdate.submit()" />
1.62      bisitz   1116: <input type="hidden" name="action" value="'.$action.'" />
                   1117: <input type="hidden" name="state" value="process" />
1.34      raeburn  1118: </form>');
1.40      raeburn  1119:           } else {
1.56      bisitz   1120:               $r->print(&mt('Update of photos via the Automated Enrollment Manager is unavailable in this domain.')
1.61      bisitz   1121:                        .'<br /><br /><input type="button" name="mainmenu" value="'.&mt('Go back').'" onclick="javascript:history.go(-1);" />');
1.40      raeburn  1122:           }
1.34      raeburn  1123:       } else {
                   1124:           $r->print('Update of photos is unavailable, as import of student photos is currently disabled.<br />Enable this first via: <a href="/adm/populate?action=photos">'.$$tasktitleref{'photos'}.'</a>');
                   1125:       }
                   1126:       $r->print('</td></tr>
                   1127:                  <tr><td>&nbsp;</td></tr>
                   1128:                 </table>');
1.14      raeburn  1129:   } elsif ($action eq 'viewclass') {
                   1130:       $r->print("
                   1131:                    <form name=\"studentform\" method=\"post\"><br/>
                   1132:                    <table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">
                   1133:                     <tr>
                   1134:                      <td align=\"left\"><b>$$tasktitleref{$action}</b>
                   1135:                      </td>
                   1136:                     </tr>
1.16      raeburn  1137:                     <tr>
                   1138:                      <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>
                   1139:                     </tr>
                   1140:                     <tr><td>&nbsp;</td></tr> 
1.14      raeburn  1141:                    </table>
                   1142:                    <table>
                   1143:                     <tr>
                   1144:                      <td>
1.1       raeburn  1145:       ");
1.23      albertel 1146:       if (! exists($env{'form.sortby'})) {
                   1147:           $env{'form.sortby'} = 'username';
1.14      raeburn  1148:       }
1.46      albertel 1149:       if ($env{'form.Status'} !~ /^(Any|Expired|Active|Future)$/) {
1.23      albertel 1150:           $env{'form.Status'} = 'Active';
1.14      raeburn  1151:       }
1.23      albertel 1152:       my $status_select = &Apache::lonhtmlcommon::StatusOptions($env{'form.Status'});
1.14      raeburn  1153: #  Get current classlist
1.51      raeburn  1154:       my %userlist;
                   1155:       my ($indexhash,$keylist) = &Apache::lonuserutils::make_keylist_array();
                   1156:       my $classlist = &Apache::loncoursedata::get_classlist();
                   1157:       my $secidx = &Apache::loncoursedata::CL_SECTION();
1.66    ! raeburn  1158:       my $crstype =&Apache::loncommon::course_type();
        !          1159:       my ($permission,$allowed) = &Apache::lonuserutils::get_permission('course',$crstype);
1.51      raeburn  1160:       foreach my $student (keys(%{$classlist})) {
                   1161:           if (exists($permission->{'view_section'})) {
                   1162:               if ($classlist->{$student}[$secidx] ne $permission->{'view_section'}) {
                   1163:                   next;
                   1164:               } else {
                   1165:                   $userlist{$student} = $classlist->{$student};
                   1166:               }
                   1167:           } else {
                   1168:               $userlist{$student} = $classlist->{$student};
                   1169:           }
                   1170:       }
                   1171: 
1.14      raeburn  1172:       if (! defined($classlist)) {
1.51      raeburn  1173:           $r->print(&mt('There are no students either currently or previously enrolled.')."
                   1174:                       </td>
                   1175:                      </tr>\n");
1.14      raeburn  1176:       } else {
                   1177:           $r->print(&mt('Student Status: [_1]',$status_select)."\n");
                   1178:           $r->print('<input type="submit" value="'.&mt('Update Display').'" />'.
                   1179:               "\n</p>\n");
1.51      raeburn  1180:           my $context = 'course';
                   1181:           my $mode = 'autoenroll';
                   1182:           my ($studentcount,$autocount,$manualcount,$lockcount,$unlockcount) = &Apache::lonuserutils::show_users_list($r,$context,$mode,$permission,$env{'form.Status'},\%userlist,$keylist);
1.14      raeburn  1183:           $r->print("
                   1184:                      </td>
                   1185:                     </tr>
                   1186:           ");
                   1187:           if ($studentcount > 0) {
                   1188:               $r->print("
1.16      raeburn  1189:                     <tr><td><table border=\"0\" cellpadding=\"5\"><tr>
                   1190:               ");
                   1191:               my $cellcount = 0;
                   1192:               if ($autocount > 0) {
                   1193:                   $cellcount ++;
                   1194:                   $r->print(<<END);
1.63      bisitz   1195:                        <td><fieldset><legend>Change auto</legend><input type="button" value="check all" onclick="javascript:checkAll(document.studentform.chgauto)" />&nbsp;&nbsp;
1.16      raeburn  1196:                        <input type="button" value="uncheck all" onclick="javascript:uncheckAll(document.studentform.chgauto)" /></fieldset></td>
                   1197: END
                   1198:               }
                   1199:               if ($manualcount > 0) {
                   1200:                   $cellcount ++;
                   1201:                   $r->print(<<END);
1.63      bisitz   1202:                        <td><fieldset><legend>Change manual</legend><input type="button" value="check all" onclick="javascript:checkAll(document.studentform.chgmanual)" />&nbsp;&nbsp;
1.16      raeburn  1203:                        <input type="button" value="uncheck all" onclick="javascript:uncheckAll(document.studentform.chgmanual)" /></fieldset></td>
                   1204: END
                   1205:               }
                   1206:               if ($lockcount > 0) {
                   1207:                   if ($cellcount == 2) {
                   1208:                       $r->print("</tr><tr>");
                   1209:                   }
                   1210:                   $cellcount ++;
                   1211:                   $r->print(<<END);
1.63      bisitz   1212:                        <td><fieldset><legend>Lock manual</legend><input type="button" value="check all" onclick="javascript:checkAll(document.studentform.lockchg)" />&nbsp;&nbsp;
1.16      raeburn  1213:                        <input type="button" value="uncheck all" onclick="javascript:uncheckAll(document.studentform.lockchg)" /></fieldset></td>
                   1214: END
                   1215:               }
                   1216:               if ($unlockcount > 0) {
                   1217:                   if ($cellcount == 2) {
                   1218:                       $r->print("</tr><tr>");
                   1219:                   }
                   1220:                   $cellcount ++;
                   1221:                   $r->print(<<END);
1.63      bisitz   1222:                        <td><fieldset><legend>Unlock manual</legend><input type="button" value="check all" onclick="javascript:checkAll(document.studentform.unlockchg)" />&nbsp;&nbsp;
1.16      raeburn  1223:                        <input type="button" value="uncheck all" onclick="javascript:uncheckAll(document.studentform.unlockchg)" /></fieldset></td>
                   1224: END
                   1225:               }
                   1226:               $r->print("
                   1227:                        </tr>
                   1228:                       </table>
1.14      raeburn  1229:                      <td>&nbsp;</td>
                   1230:                     </tr>
                   1231:                     <tr>
                   1232:                      <td align=\"right\">
1.39      albertel 1233:                       <input type=\"button\" name=\"viewclass\" value=\"Go\" onclick=\"process('viewclass','$autocount','$manualcount','$lockcount','$unlockcount')\" />
1.14      raeburn  1234:                      </td>
                   1235:                     </tr>
                   1236:               ");
1.51      raeburn  1237:           } else {
                   1238:               $r->print('
                   1239:                     <tr>
                   1240:                      <td><br />
                   1241:                       '.&mt('There are no students with the selected status.').'
                   1242:                      </td>
                   1243:                     </tr>
                   1244:               ');
1.14      raeburn  1245:           }
                   1246:           $r->print("
                   1247:                    </table>
                   1248:                    <input type=\"hidden\" name=\"action\" value=\"$action\" />
                   1249:                    <input type=\"hidden\" name=\"state\" value=\"choose\" />
                   1250:                   </form>
                   1251:           ");
                   1252:       }
1.1       raeburn  1253:   }
                   1254: }
                   1255: 
1.44      raeburn  1256: sub notifier_tables {
1.65      raeburn  1257:     my ($role,$lt,$users,$status,$notifystate,$pname,$notifyshow,$olddomcoord,
                   1258:         $futuredomcoord) = @_;
1.44      raeburn  1259:     my $output = &Apache::loncommon::start_data_table();
                   1260:     $output .= &Apache::loncommon::start_data_table_header_row();
                   1261:     $output .= "<th>$$lt{name}</th>
                   1262:                 <th>$$lt{usnm}</th>";
1.65      raeburn  1263:     if ($role eq 'dc') {
                   1264:         $output .= "<th>$$lt{doms}</th>";
                   1265:     } elsif ($role eq 'cc') {
1.44      raeburn  1266:         $output .= "<th>$$lt{coac}</th>";
                   1267:     } 
                   1268:     $output .=  "<th>$$lt{curn}</th>
                   1269:                  <th>$$lt{notf}</th>";
                   1270:     $output .= &Apache::loncommon::end_data_table_header_row();
                   1271:     for (my $i=0; $i<@{$users}; $i++) {
                   1272:         $output .= &Apache::loncommon::start_data_table_row();
                   1273:         $output .= '<td>'.$$pname{$$users[$i]}.'</td>'.
                   1274:                    '<td><input type="hidden" name="notifyname_'.$$notifyshow.
                   1275:                    '" value="'.$$users[$i].'" />'.$$users[$i].'</td>';
1.65      raeburn  1276:         if ($role eq 'dc') {
                   1277:             $output .= '<td>';
                   1278:             if ((ref($olddomcoord) eq 'ARRAY') && (ref($futuredomcoord) eq 'ARRAY')) {
                   1279:                 if (grep(/^\Q$users->[$i]\E$/,@{$olddomcoord})) {
                   1280:                     $output .= &mt('expired');
                   1281:                 } elsif (grep(/^\Q$users->[$i]\E$/,@{$futuredomcoord})) {
                   1282:                     $output .= &mt('future');
                   1283:                 } else {
                   1284:                     $output .= &mt('active');
                   1285:                 }
                   1286:             }
                   1287:             $output .= '</td>';
                   1288:         } elsif ($role eq 'cc') {
1.44      raeburn  1289:             $output .= '<td>'.$$status{$$users[$i]}.'</td>';
                   1290:         }
                   1291:         $output .= '<td>';
                   1292:         if ($$notifystate{$$users[$i]} == 1) {
                   1293:             $output .= $$lt{ntac};
                   1294:         } else {
                   1295:             $output .= $$lt{ntin};
                   1296:         }
                   1297:         $output .= '</td><td><input type="checkbox" name="note_'.$$notifyshow.'"'; 
                   1298:         if ($$notifystate{$$users[$i]} == 1) {
                   1299:             $output .= ' checked="checked"';
                   1300:         }
                   1301:         $output .= ' /></td>';
                   1302:         $output .= &Apache::loncommon::end_data_table_row();
                   1303:         $$notifyshow ++;
                   1304:     }
                   1305:     $output .= &Apache::loncommon::end_data_table();
                   1306:     return $output;
                   1307: }
                   1308: 
1.14      raeburn  1309: sub print_accessdate_table {
                   1310:     my ($r,$enrollvar,$tasktitleref,$action) = @_;
                   1311:     my ($start_table,$end_table) = &date_setting_table($$enrollvar{'default_enrollment_start_date'},$$enrollvar{'default_enrollment_end_date'},$action);
                   1312:     my $oldstartshow = '';
                   1313:     my $oldendshow = '';
                   1314:     if ( defined($$enrollvar{'default_enrollment_start_date'}) ) {
                   1315:         $oldstartshow = &Apache::lonlocal::locallocaltime($$enrollvar{'default_enrollment_start_date'});
                   1316:     }
                   1317:     if ( defined($$enrollvar{'default_enrollment_end_date'}) ) {
                   1318:         $oldendshow = &Apache::lonlocal::locallocaltime($$enrollvar{default_enrollment_end_date});
                   1319:         if ($$enrollvar{'default_enrollment_end_date'} eq '0') {
                   1320:             $oldendshow = "No ending date";
                   1321:         }
                   1322:     }
                   1323:     my %lt =&Apache::lonlocal::texthash(
                   1324:          'cuno' => 'Currently NO default first access or last access dates are set.',
                   1325:          '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.',
                   1326:          '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.',
                   1327:          'setf' => 'Set date of first access',
                   1328:          'setl' => 'Set date of last access',
                   1329:          'freg' => 'for registered students added via automated enrollment',
                   1330:          'fnew' => 'for new students added when you update the class roster',
1.16      raeburn  1331:          'ifad'  => 'If automated adds are enabled, then when students are added their student roles will become active on the date set here for first access, and their roles will become inactive on the date set here for last access.  These default access dates will be overridden for specific students if the institutional classlist data supplied to the automatic enrollment process includes entries for the startdate and enddate fields for those students.',
1.52      raeburn  1332:          'ncds'  => 'changing default start and end access dates will affect <b>future enrollments</b> and also <b>currently inactive</b> students (i.e., those for whom access will begin in the future).',
1.64      droeschl 1333:          'tcha' => 'To change access dates for <b>currently active</b> students, use User Management -> "Manage Course Users" to display currently active students, then use the dropdown menu for "Action to take for selected users:" to choose "Change starting/ending dates", select the students to change, and click "Proceed".',
1.14      raeburn  1334:     );
                   1335:     my $dateshow;
                   1336:     if ( ($oldendshow eq '') && ($oldstartshow eq '') ) {
                   1337:        $dateshow = "<br/><font size='+1'>".&mt('Warning')."</font>.&nbsp;".$lt{'cuno'}." ";
                   1338:        if ($action eq 'setaccess') {
                   1339:            $dateshow .= $lt{'ifyo'}."\n";
                   1340:        } elsif ($action eq 'updatenow') {
                   1341:            $dateshow .= $lt{'ifyd'}."\n";
                   1342:        }
                   1343:     } else {
                   1344:         $dateshow = &mt('Currently: default first access').": <b><i>$oldstartshow</i></b>, ".&mt('default last access').": <b><i>$oldendshow</i></b>\n";
                   1345:     }
                   1346:     if ($action eq 'setaccess') {
                   1347:         $r->print(<<ENDONE);
                   1348:                 <form name="enter" method="post"><br/>
                   1349:                 <table width="100%" border="0" cellpadding="2" cellspacing="2">
                   1350:                  <tr>
                   1351:                   <td align="left"><b>$$tasktitleref{$action}</b>
                   1352:                   <br /><br />
                   1353:                    $dateshow
                   1354:                   </td>
                   1355:                  </tr>
                   1356:                 </table>
                   1357: ENDONE
                   1358:     } elsif ($action eq 'updatenow') {
                   1359:         $r->print("
                   1360:                 <br /><br />$dateshow\n");
                   1361:     }
                   1362:     $r->print(<<ENDTWO);
                   1363:                 <table width="100%" border="0" cellpadding="3" cellspacing="3">
                   1364:                  <tr>
                   1365:                   <td align="left" colspan="2">
                   1366:                    <table border="0" cellspacing="0" cellpadding="2">
                   1367:                     <tr>
                   1368:                      <td colspan="3">
                   1369: ENDTWO
                   1370:       if ($action eq 'setaccess') {
                   1371:           $r->print("<i>$lt{'setf'} $lt{'freg'}</i>");
                   1372:       } elsif ($action eq 'updatenow') {
                   1373:           $r->print("<i>$lt{'setf'} $lt{'fnew'}</i>");
                   1374:       }
                   1375:       $r->print(<<ENDTHREE); 
                   1376:                        </td>
                   1377:                       </tr>
                   1378:                       <tr>
                   1379:                        <td>$start_table
                   1380:                        </td>
                   1381:                       </tr>
                   1382:                      </table>
                   1383:                     </td>
                   1384:                    </tr>
                   1385:                    <tr>
                   1386:                     <td align="left" colspan="2">
1.15      albertel 1387:                      <table border="0" cellspacing="0" cellpadding="2">
1.14      raeburn  1388:                       <tr>
                   1389:                        <td colspan="3">
                   1390: ENDTHREE
                   1391:     if ($action eq 'setaccess') {
                   1392:         $r->print("<i>$lt{'setl'} $lt{'freg'}</i>");
                   1393:     } elsif ($action eq 'updatenow') {
                   1394:         $r->print("<i>$lt{'setl'} $lt{'fnew'}</i>");
                   1395:     }
                   1396:     $r->print(<<ENDFOUR); 
                   1397:                        </td>
                   1398:                       </tr>
                   1399:                       <tr>
                   1400:                        <td>$end_table
                   1401:                        </td>
                   1402:                       </tr>
                   1403:                      </table>
                   1404:                     </td>
                   1405:                    </tr>
                   1406: ENDFOUR
                   1407:     if ($action eq 'setaccess') {
                   1408:         $r->print("
                   1409:                    <tr>
                   1410:                     <td colspan=\"2\"><font color=\"#888888\">$lt{'ifad'}</font></td>
                   1411:                    </tr>
1.16      raeburn  1412:                    <tr>
                   1413:                     <td colspan=\"2\">&nbsp;</td>
                   1414:                    </tr>
                   1415:                    <tr>
1.52      raeburn  1416:                     <td colspan=\"2\"><b>".&mt('Note').":</b> ".$lt{'ncds'}.' '.$lt{'tcha'}."</td>
1.16      raeburn  1417:                    </tr>
1.14      raeburn  1418:                   </table>
                   1419:         ");
                   1420:     } elsif ($action eq 'updatenow') {
                   1421:         $r->print("
                   1422:                    </tr>
                   1423:                   </table>
                   1424:         ");
                   1425:     }
                   1426: }
                   1427: 
1.1       raeburn  1428: ###############################################################
                   1429: sub print_doc_base {
1.41      albertel 1430:     my ($r) = @_;
1.15      albertel 1431:     $r->print(<<ENDBASE);
1.1       raeburn  1432:   </td>
                   1433:  </tr>
                   1434: </table>
1.41      albertel 1435: <br />
1.1       raeburn  1436: ENDBASE
1.41      albertel 1437:     $r->print(&Apache::loncommon::end_page());
1.1       raeburn  1438: }
                   1439:  
                   1440: ###################################################################
                   1441: sub print_chgsettings_response {
1.15      albertel 1442:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   1443:     my %settings = &Apache::lonnet::get('environment',['internal.sectionnums','internal.crosslistings','internal.autostart','internal.autoend','internal.autoadds','internal.autodrops'],$dom,$crs);
                   1444:     my $currend = '';
                   1445:     my $currstart = '';
                   1446:     my $currsecs = '';
                   1447:     my $currxlists = '';
                   1448:     my $curradds = '';
                   1449:     my $currdrops = '';
                   1450:     if ( defined($settings{'internal.autoadds'}) ) {
                   1451: 	$curradds = $settings{'internal.autoadds'};
                   1452:     }
                   1453:     if ( defined($settings{'internal.autodrops'}) ) {
                   1454: 	$currdrops = $settings{'internal.autodrops'};
                   1455:     }
                   1456:     if ( defined($settings{'internal.autostart'}) ) {
                   1457: 	$currstart = $settings{'internal.autostart'};
                   1458:     }
                   1459:     if ( defined($settings{'internal.autoend'}) ) {
                   1460: 	$currend = $settings{'internal.autoend'};
                   1461:     }
                   1462:     if ( defined($settings{'internal.sectionnums'}) ) {
                   1463: 	$currsecs = $settings{'internal.sectionnums'};
                   1464:     }
                   1465:     if ( defined($settings{'internal.crosslistings'}) ) {
                   1466: 	$currxlists = $settings{'internal.crosslistings'}
                   1467:     }
                   1468:     my $autoadds = '';
                   1469:     my $autodrops = '';
1.1       raeburn  1470: 
1.23      albertel 1471:     if ( exists($env{'form.autoadds'}) ) {
                   1472: 	$autoadds=$env{'form.autoadds'};
1.15      albertel 1473:     }
1.23      albertel 1474:     if ( exists($env{'form.autodrops'}) ) {
                   1475: 	$autodrops=$env{'form.autodrops'};
1.15      albertel 1476:     }
                   1477: 
                   1478:     my $response = "";
                   1479:     my $warning = "";
                   1480:     my $warn_prefix = "";
                   1481:     my $warn_suffix = "";
                   1482:     my $warnfiller = "";
                   1483:     my %cenv = ('internal.autoadds' => $autoadds,
                   1484: 		'internal.autodrops' => $autodrops);
                   1485:     my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   1486:     if ($reply !~ /^ok$/) {
                   1487: 	$response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";
                   1488:     } else {
                   1489: 	if ($autoadds) {
                   1490: 	    if ($curradds) {
                   1491: 		$response = "Nightly additions based on classlist changes still <b>enabled</b><br/>";
                   1492: 	    } else {
                   1493: 		$response = "Nightly additions based on classlist changes now <b>enabled</b><br/>";
                   1494: 	    }
                   1495: 	} else {
                   1496: 	    if ($curradds) {
                   1497: 		$response = "Nightly additions based on classlist changes now <b>disabled</b><br/>";
                   1498: 	    } else {
                   1499: 		$response = "Nightly additions based on classlist changes still <b>disabled</b><br/>";
                   1500: 	    }
                   1501: 	}
                   1502: 	if ($autodrops) {
                   1503: 	    if ($currdrops) {
1.39      albertel 1504: 		$response .= "Nightly removals based on classlist changes still <b>enabled</b><br />";
1.15      albertel 1505: 	    } else {
                   1506: 		$response .= "Nightly removals based on classlist changes now <b>enabled</b><br/>";
                   1507: 	    }
                   1508: 	} else {
                   1509: 	    if ($currdrops) {
1.39      albertel 1510: 		$response .= "Nightly removals based on classlist changes now <b>disabled</b><br />";
1.15      albertel 1511: 	    } else {
                   1512: 		$response .= "Nightly removals based on classlist changes still <b>disabled</b>";
                   1513: 	    }
                   1514: 	}
                   1515: 	if ($autoadds || $autodrops) {
                   1516: 	    $warning = &warning_message($dom,$crs,$action);
                   1517: 	    $warn_prefix = "<br/><font size ='+1'><b>Warning</b></font>. Although you indicated that nightly ";
                   1518: 	    $warn_suffix = " should be enabled, additional action is required.<br/>";
                   1519: 	}
                   1520: 	if ($autoadds) {
                   1521: 	    if ($autodrops) {
                   1522: 		$warnfiller = "adds and drops";
                   1523: 	    } else {
                   1524: 		$warnfiller = "adds";
                   1525: 	    }
                   1526: 	} else {
                   1527: 	    if ($autodrops) {
                   1528: 		$warnfiller = "drops";
                   1529: 	    }
                   1530: 	}
                   1531: 	unless ($warning eq '') {
                   1532: 	    $response = $warn_prefix.$warnfiller.$warn_suffix.$warning;
                   1533: 	}
                   1534:     }
                   1535:     &print_reply($r,$response,$$tasktitleref{$action});
                   1536:     return;
1.1       raeburn  1537: }
                   1538: 
                   1539: sub print_setdates_response {
1.15      albertel 1540:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   1541:     my %settings = &Apache::lonnet::get('environment',['internal.autostart','internal.autoend'],$dom,$crs);
                   1542:     my $currstart = $settings{'internal.autostart'};
                   1543:     my $currend = $settings{'internal.autoend'};
                   1544:     my $response = '';
1.19      raeburn  1545:     my $showstart = '';
1.15      albertel 1546:     my $showend = '';
                   1547:     my $warning = '';
                   1548:     my $warn_prefix = '';
1.19      raeburn  1549:     my ($autostart,$autoend) = &get_dates_from_form();
                   1550:     if ( ($autostart eq '') || ($autoend eq '') ) {
                   1551:         $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";
                   1552:     } elsif (($autoend > 0) && ($autoend <= $autostart)) {
                   1553:         $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";
                   1554:     } else {       
                   1555:         $showstart = &Apache::lonlocal::locallocaltime($autostart);
                   1556:         if ($autoend) {
                   1557: 	    $showend = &Apache::lonlocal::locallocaltime($autoend);
                   1558:         } else {
                   1559: 	    $showend = "'No end date'";
                   1560:         } 
1.15      albertel 1561: 
1.19      raeburn  1562:         my %cenv = ('internal.autostart' => $autostart,
                   1563:   		    'internal.autoend' => $autoend);
                   1564:         my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   1565:         if ($reply !~ /^ok$/) {
                   1566: 	    $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";
                   1567:         } else {
                   1568: 	    if ($currstart == $autostart) {
                   1569: 	        $response = "The first date for automated enrollment has been left unchanged as $showstart.<br/>";
                   1570: 	    } else {
                   1571: 	        $response = "The first date for automated enrollment has been changed to $showstart.<br/>";
                   1572: 	    } 
                   1573: 	    if ($currend == $autoend) {
                   1574: 	        $response .= "The last date for automated enrollment has been left unchanged as $showend.<br/>";
                   1575: 	    } else {
                   1576: 	        $response .= "The last date for automated enrollment has been changed to $showend.<br/>";
                   1577: 	    }
1.1       raeburn  1578:  
1.14      raeburn  1579: # 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  1580: 
1.19      raeburn  1581: 	    my $rosterupdated = 0;
                   1582: 	    my $firstaccess = "";
                   1583: 	    my $nextupdate = "";
                   1584: 	    my $lastupdate = "";
                   1585: 
                   1586: 	    my $nowstamp = time;
                   1587: 	    my @date_list=localtime(time);
                   1588: 	    my $cur_year = $date_list[5];
                   1589: 	    my $curday = $date_list[3];
                   1590: 	    my $curmonth = $date_list[4];
                   1591: 	    my $lastmidnt = timelocal(0,0,0,$date_list[3],$date_list[4],$date_list[5]);
                   1592: 	    my $nextmidnt = 86400 + $lastmidnt;
                   1593: 
                   1594: 	    my $todayupdate = timelocal(0,30,1,$date_list[3],$date_list[4],$date_list[5]);
                   1595: 	    my $lastupdate = $todayupdate - 86400;
                   1596: 	    if ($nowstamp < $todayupdate) {
                   1597: 	      $nextupdate = "today";
1.15      albertel 1598: 	    } else {
1.19      raeburn  1599: 	      $nextupdate = "tomorrow";
1.15      albertel 1600: 	    }
1.19      raeburn  1601: 	    if ($currstart < $lastupdate) {
                   1602: 	        $rosterupdated = 1;
1.15      albertel 1603: 	    }
1.19      raeburn  1604: 	    if ($autostart < $nextmidnt ) {
                   1605: 	        if ( $autostart >= $lastmidnt) {
                   1606: 		    $firstaccess = "today";
                   1607: 	        } else {
                   1608: 	  	    $firstaccess = "a date prior to today";
                   1609: 	        }
                   1610: 	        if (($nowstamp >= $autostart) && ($rosterupdated == 0)) {
1.39      albertel 1611: 		    $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  1612: 	        }
                   1613: 	    }
                   1614: 	    $warning = &warning_message($dom,$crs,$action);
                   1615: 	    $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/>";
                   1616: 	    unless ($warning eq '') {
                   1617: 	        $response .= $warn_prefix.$warning;
                   1618: 	    }
                   1619:         }
1.15      albertel 1620:     }
                   1621:     &print_reply($r,$response,$$tasktitleref{$action});
                   1622:     return;
1.1       raeburn  1623: }
                   1624: 
1.14      raeburn  1625: sub print_setaccess_response {
1.15      albertel 1626:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   1627:     my %settings = &Apache::lonnet::get('environment',['default_enrollment_start_date','default_enrollment_end_date','internal.autostart'],$dom,$crs);
                   1628:     my $currstart = $settings{'default_enrollment_start_date'};
                   1629:     my $currend = $settings{'default_enrollment_end_date'};
                   1630:     my $autostart = $settings{'internal.autostart'};
                   1631:     my $response = '';
                   1632:     my ($startaccess,$endaccess) = &get_dates_from_form();
1.19      raeburn  1633:     if (($startaccess eq '') || ($endaccess eq '')) {
                   1634:         $response = "There was a problem processing your requested changes. The default
                   1635: start and end access dates for this course have been left unchanged.<br/>";
                   1636:     } elsif (($endaccess > 0) && ($endaccess <= $startaccess)) {
                   1637:         $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 1638:     } else {
1.19      raeburn  1639:         my $showstart = &Apache::lonlocal::locallocaltime($startaccess);
                   1640:         my $showend = '';
                   1641:         my $warning = '';
                   1642:         my $warn_prefix = '';
                   1643:         if ($endaccess) {
                   1644: 	    $showend = &Apache::lonlocal::locallocaltime($endaccess);
                   1645:         } else {
                   1646: 	    $showend = "'No end date'";
                   1647:         }
1.15      albertel 1648: 
1.19      raeburn  1649:         my %cenv = ('default_enrollment_start_date' => $startaccess,
1.15      albertel 1650: 		'default_enrollment_end_date' => $endaccess);
1.19      raeburn  1651:         my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   1652:         if ($reply !~ /^ok$/) {
                   1653: 	    $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";
                   1654:         } else {
                   1655: 	    if ($currstart == $startaccess) {
1.52      raeburn  1656: 	        $response = "The first access date for students being added via automated enrollment has been left unchanged as $showstart.<br/>";
1.19      raeburn  1657: 	    } else {
1.52      raeburn  1658: 	        $response = "The first access date for students being added via automated enrollment has been changed to $showstart.<br/>";
1.19      raeburn  1659: 	    }
                   1660: 	    if ($currend == $endaccess) {
1.52      raeburn  1661: 	        $response .= "The last access date for students being added via automated enrollment has been left unchanged as $showend.<br/>";
1.19      raeburn  1662: 	    } else {
1.52      raeburn  1663: 	        $response .= "The last access date for students being added via automated enrollment has been changed to $showend.<br/>";
1.19      raeburn  1664: 	    }
1.64      droeschl 1665:             $response .= '<br />'.&mt('Any change in access dates will only apply to students who are not currently active, i.e., those who currently have access start dates in the future, and to those added by future automated enrollment.').'<br /><br />'.&mt('To change access dates for any currently active students, use User Management -> "Manage Users" to display currently active students, then use the dropdown menu for "Action to take for selected users:" to choose "Change starting/ending dates", select the students to change, and click "Proceed".').'<br />';
1.15      albertel 1666: 	
1.14      raeburn  1667: # 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 1668: 	
1.19      raeburn  1669: 	    my $accessgiven= 0;
                   1670: 	    my $firstaccess = "";
                   1671: 	    my $nextupdate = "";
                   1672: 	    my $lastupdate = "";
                   1673: 
                   1674: 	    my $nowstamp = time;
                   1675: 	    my @date_list=localtime(time);
                   1676: 	    my $cur_year = $date_list[5];
                   1677: 	    my $curday = $date_list[3];
                   1678: 	    my $curmonth = $date_list[4];
                   1679: 	    my $lastmidnt = timelocal(0,0,0,$date_list[3],$date_list[4],$date_list[5]);
                   1680: 	    my $nextmidnt = 86400 + $lastmidnt;
                   1681: 
                   1682: 	    my $todayupdate = timelocal(0,30,1,$date_list[3],$date_list[4],$date_list[5]);
                   1683: 	    my $tomorrowupdate = $todayupdate + 86400;
                   1684: 	    my $lastupdate = $todayupdate - 86400;
                   1685: 
                   1686: 	    if ($autostart < $nextmidnt) {
                   1687: 	        if ($nowstamp < $todayupdate) {
                   1688: 		    $nextupdate = "at 1.30 am today";
                   1689: 	        } else {
                   1690: 		    $nextupdate = "at 1.30 am tomorrow";
                   1691: 	        }
1.15      albertel 1692: 	    } else {
1.19      raeburn  1693: 	        my @enrollstart = localtime($autostart);
                   1694: 	        $nextupdate = timelocal(0,30,1,$enrollstart[3],$enrollstart[4],$enrollstart[5]);
                   1695: 	        unless (($enrollstart[2] < 1) || ($enrollstart[2] == 1 && $enrollstart[1] <=30))  {
                   1696: 		    $nextupdate += 86400; 
                   1697: 	        }
                   1698: 	        $nextupdate = &Apache::lonlocal::locallocaltime($nextupdate);
                   1699: 	    }
                   1700: 	    if (($currstart < $lastupdate) && ($autostart < $lastupdate)) {
                   1701: 	        $accessgiven = 1;
                   1702: 	    }
                   1703: 	    if ($startaccess < $nextmidnt ) {
                   1704: 	        if ( $startaccess >= $lastmidnt) {
                   1705: 	    	    $firstaccess = "today";
                   1706: 	        } else {
                   1707: 		    $firstaccess = "a date prior to today";
                   1708: 	        }
                   1709: 	        if (($nowstamp >= $startaccess) && ($accessgiven == 0)) {
1.39      albertel 1710: 		    $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  1711: 	        }
1.15      albertel 1712: 	    }
1.19      raeburn  1713: 	    $warning = &warning_message($dom,$crs,$action);
                   1714: 	    $warn_prefix = "<br/><font size ='+1'><b>Warning</b></font>. Although you have set default first and last access dates for students who are added via automatic enrollment, additional action is required.<br/>";
                   1715: 	    unless ($warning eq '') {
                   1716: 	        $response .= $warn_prefix.$warning;
1.15      albertel 1717: 	    }
1.19      raeburn  1718:         }
1.15      albertel 1719:     }
                   1720:     &print_reply($r,$response,$$tasktitleref{$action});
                   1721:     return;
1.14      raeburn  1722: }
                   1723: 
1.1       raeburn  1724: sub print_notify_response {
1.15      albertel 1725:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
1.1       raeburn  1726: 
                   1727: # Get current settings
1.15      albertel 1728:     my %settings = &Apache::lonnet::get('environment',['internal.notifylist','internal.coursecode'],$dom,$crs);
                   1729:     my $notifylist = $settings{'internal.notifylist'};
                   1730:     my $coursecode = $settings{'internal.coursecode'};
1.28      albertel 1731:     my @currpeople = split(/,/,$notifylist);
1.15      albertel 1732:     my $notify = 0;
                   1733:     my @people = ();
                   1734:     my $peoplestr = "";
                   1735:     my $response = "";
                   1736:     my $noprocess = 0;
1.1       raeburn  1737: 
1.15      albertel 1738:     my $currcount = 0;
                   1739:     foreach  (@currpeople) {
                   1740: 	unless ($_ eq '') { $currcount ++; } 
                   1741:     }
                   1742: 
1.23      albertel 1743:     if ( exists($env{'form.notify'}) ) {
                   1744: 	$notify=$env{'form.notify'};
1.15      albertel 1745:     }
1.23      albertel 1746:     if ( exists($env{'form.notifyshow'}) ) {
                   1747: 	my $notifyshow = $env{'form.notifyshow'};
1.15      albertel 1748: 	for (my $i=0; $i<$notifyshow; $i++) {
1.23      albertel 1749: 	    if ( exists($env{"form.note_$i"}) ) {
                   1750: 		if ( exists($env{"form.notifyname_$i"}) ) {
                   1751: 		    unless ( $env{"form.notifyname_$i"} eq '' ) {
                   1752: 			push @people, $env{"form.notifyname_$i"};
1.15      albertel 1753: 		    }
                   1754: 		}
                   1755: 	    }
                   1756: 	}
                   1757: 	if ($notify) { $peoplestr = join(",",@people); }
                   1758:     } else {
                   1759: 	if ($notify) {
                   1760: 	    if ($currcount) {
                   1761: 		$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/>.";
                   1762: 		$peoplestr = $notifylist;
                   1763: 		@people = @currpeople;
                   1764: 		$noprocess = 1;
                   1765: 	    }
                   1766: 	}
                   1767:     }
                   1768:     unless ($noprocess == 1) {
                   1769: 	my %cenv = ('internal.notifylist' => $peoplestr);
                   1770: 	my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   1771: 	if ($reply !~ /^ok$/) {
                   1772: 	    $response = "There was a problem processing your requested changes. The notification settings for this course have been left unchanged.<br/>";
                   1773: 	} else {
                   1774: 	    if ($notify) {
                   1775: 		if (@people) {
                   1776: 		    if ($currcount) {
                   1777: 			$response .= "Notification of enrollment changes still <b>enabled</b><br/>";
                   1778: 		    } else {
                   1779: 			$response .= "Notification of enrollment changes now <b>enabled</b><br/>";
                   1780: 		    }
                   1781: 		    $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";
                   1782: 		    foreach my $person (@people) {
                   1783: 			$response .= "<li>$person</li>\n";
                   1784: 		    }
                   1785: 		    $response .= "</ul>\n";
                   1786: 		} else {
1.44      raeburn  1787: 		    $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 1788: 		}
                   1789: 	    } else {
                   1790: 		if ($currcount) {
                   1791: 		    $response = "Notification of enrollment changes now <b>disabled</b><br/>";
                   1792: 		} else {
                   1793: 		    $response = "Notification of enrollment changes still <b>disabled</b><br/>";
                   1794: 		}
                   1795: 	    }
                   1796: 	}
                   1797:     }
                   1798:     &print_reply($r,$response,$$tasktitleref{$action});
                   1799:     return;
1.1       raeburn  1800: }
                   1801: 
                   1802: sub print_crosslistings_menu () {
1.15      albertel 1803:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   1804:     my %settings = &Apache::lonnet::get('environment',['internal.crosslistings','internal.coursecode'],$dom,$crs);
                   1805:     my @currxlists = ();
                   1806:     my @xlists = ();
                   1807:     my $crosscount = 0;
                   1808:     my $removecount = 0;
                   1809:     my $xliststr = '';
                   1810:     my $response = '';
                   1811:     my $coursecode = $settings{'internal.coursecode'};
1.28      albertel 1812:     if ($settings{'internal.crosslistings'} ne '') {
                   1813: 	@currxlists = split(/,/,$settings{'internal.crosslistings'});
1.15      albertel 1814:     }
                   1815: 
                   1816:     if (@currxlists > 0) {
                   1817: 	for (my $i=0; $i<@currxlists; $i++) {
                   1818: 	    my $xlist = "cross_".$i;
1.42      raeburn  1819: 	    my $lc_sec = "lcsec_".$i;
1.23      albertel 1820: 	    if ( exists($env{"form.$xlist"}) ) {
1.15      albertel 1821: 		my $xlistentry = '';
                   1822: 		if ($currxlists[$i] =~ m/^([^:]+)/) {
                   1823: 		    $xlistentry = $1.':';
                   1824: 		}
1.42      raeburn  1825: 		if ( exists($env{"form.$lc_sec"}) ) {
                   1826: 		    $xlistentry .= $env{"form.$lc_sec"};
1.15      albertel 1827: 		}
                   1828: 		push @xlists,$xlistentry;
                   1829: 		$crosscount ++;
                   1830: 	    } else {
                   1831: 		$removecount ++;
                   1832: 	    }
                   1833: 	}
                   1834:     }
1.1       raeburn  1835: 
1.28      albertel 1836:     $xliststr = join(",",@xlists);
                   1837: 
1.15      albertel 1838:     my %cenv = ('internal.crosslistings' => $xliststr);
                   1839:     my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   1840:     if ($reply !~ /^ok$/) {
                   1841: 	$response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";
                   1842:     } else {
                   1843: 	if ($removecount > 0) {
                   1844: 	    $response = "A total of $removecount courses are no longer crosslisted with LON-CAPA course: $realm ($coursecode).<br/><br/>";
                   1845: 	}
                   1846: 	if ($crosscount > 0) {
                   1847: 	    $response .=  "The $crosscount courses listed below remain crosslisted with this LON-CAPA course, and students enrolling in these course sections will be automatically added to the class roster for the course, if you have chosen to enable a nightly automated enrollment update.<br/><ul>\n";
                   1848: 	    foreach (@xlists) {
1.42      raeburn  1849: 		my ($xlist,$lc_sec) = split/:/,$_;
                   1850: 		$response .= "<li>$xlist - ID: $lc_sec</li>\n";
1.15      albertel 1851: 	    }
                   1852: 	    $response .= "</ul><br/>\n";
                   1853: 	}
                   1854:     }
1.23      albertel 1855:     if ( exists($env{'form.numcross'}) ) {
                   1856: 	my $numcross = $env{'form.numcross'};
1.15      albertel 1857: 	if ($numcross > 0) {
                   1858: 	    my @bgcolors=("#eeeeee","#cccccc");
1.42      raeburn  1859: 	    $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 1860:            <form name="enter" method="post">); #' stupid emacs
1.42      raeburn  1861:            $response .= &Apache::loncommon::start_data_table();
                   1862:            $response .= &Apache::loncommon::start_data_table_row();
                   1863:            $response .= qq(
                   1864:                  <th>Crosslisting</th>
                   1865:                  <th>LON-CAPA section ID</th>
1.15      albertel 1866: 			    );
1.42      raeburn  1867:            $response .= &Apache::loncommon::end_data_table_row();
1.15      albertel 1868: 	    for (my $i=0; $i<$numcross; $i++) {
1.42      raeburn  1869:                 $response .= &Apache::loncommon::start_data_table_row();
1.15      albertel 1870: 		$response .= qq(
1.1       raeburn  1871:                  <td><input type="text" size="15" name="newcross_$i" /></td>
1.42      raeburn  1872:                  <td align="right"><input type="text" size="10" name="newlcsec_$i" /></td>
1.15      albertel 1873: 				);
1.42      raeburn  1874:                 $response .= &Apache::loncommon::end_data_table_row();
1.15      albertel 1875: 	    }
1.42      raeburn  1876:             $response .= &Apache::loncommon::end_data_table();
                   1877: 	    $response .= qq(
1.1       raeburn  1878:               </td>
                   1879:              </tr>
                   1880:              <tr>
                   1881:               <td align="right">
1.39      albertel 1882:                <input type="button" name="newcross" value="Go" onclick="process('newcross')" />
1.1       raeburn  1883:               </td>
                   1884:              </tr>
                   1885:             </table>
1.39      albertel 1886:             <input type=\"hidden\" name=\"numcross\" value=\"$numcross\" />
                   1887:             <input type=\"hidden\" name=\"action\" value=\"newcross\" />
                   1888:             <input type=\"hidden\" name=\"state\" value=\"process\" />
1.1       raeburn  1889:             </form>
1.15      albertel 1890: 			      );
                   1891:         }
                   1892:     }
                   1893:     &print_reply($r,$response,$$tasktitleref{$action});
                   1894:     return;
1.1       raeburn  1895: }
                   1896: 
                   1897: sub print_crosslistings_response () {
1.15      albertel 1898:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   1899:     my %settings = &Apache::lonnet::get('environment',['internal.crosslistings','internal.coursecode','internal.courseowner'],$dom,$crs);
                   1900:     my @currxlists = ();
                   1901:     my @xlists = ();
                   1902:     my @allxlists = ();
                   1903:     my @badxlists = ();
                   1904:     my @badowner = ();
1.42      raeburn  1905:     my @reserved = ();
                   1906:     my @matchgroup = ();
1.15      albertel 1907:     my $numcross = 0;
                   1908:     my $xliststr =  $settings{'internal.crosslistings'};
                   1909:     my $coursecode = $settings{'internal.coursecode'};
                   1910:     my $owner = $settings{'internal.courseowner'};
                   1911:     my $response = '';
                   1912:     my $warning = '';
                   1913:     my $warn_prefix = '';
1.1       raeburn  1914: 
1.28      albertel 1915:     if ($xliststr ne '') {
                   1916: 	@allxlists = split(/,/,$xliststr);
1.15      albertel 1917:     }
1.1       raeburn  1918: 
1.23      albertel 1919:     if ( exists($env{'form.numcross'}) ) {
                   1920: 	$numcross = $env{'form.numcross'};
1.15      albertel 1921:     }
1.1       raeburn  1922: 
1.15      albertel 1923:     if ($numcross > 0) {
1.43      raeburn  1924:         my %curr_groups = &Apache::longroup::coursegroups();
1.15      albertel 1925: 	for (my $i=0; $i<$numcross; $i++) {
                   1926: 	    my $xl = "newcross_".$i;
1.42      raeburn  1927: 	    my $lc_sec = "newlcsec_".$i;
1.23      albertel 1928: 	    if ( exists($env{"form.$xl"}) ) {
1.42      raeburn  1929:                 if (exists($env{"form.$lc_sec"})) {
                   1930:                     my $lc_sec_check = &validate_lcsec(\%curr_groups,
                   1931:                                                     $env{"form.$lc_sec"});
                   1932:                     if ($lc_sec_check eq 'reserved') {
                   1933:                         push(@reserved,$env{"form.$xl"}.":".$env{"form.$lc_sec"});
                   1934:                         next;
                   1935:                     } elsif ($lc_sec_check eq 'group') {
                   1936:                         push (@matchgroup,$env{"form.$xl"}.":".$env{"form.$lc_sec"});
                   1937:                         next;
                   1938:                     }
                   1939:                 }
1.15      albertel 1940: 		my $coursecheck = '';
1.23      albertel 1941: 		$coursecheck = &Apache::lonnet::auto_validate_courseID($crs,$dom,$env{"form.$xl"});
1.15      albertel 1942: 		if ($coursecheck eq 'ok') {
                   1943: 		    my $addcheck = '';
1.23      albertel 1944: 		    $addcheck = &Apache::lonnet::auto_new_course($crs,$dom,$env{"form.$xl"},$owner);
1.15      albertel 1945: 		    if ($addcheck eq 'ok') {
1.42      raeburn  1946: 			push @xlists,$env{"form.$xl"}.":".$env{"form.$lc_sec"};
1.15      albertel 1947: 		    } else {
1.42      raeburn  1948: 			push @badowner,$env{"form.$xl"}.":".$env{"form.$lc_sec"};
1.15      albertel 1949: 		    }
                   1950: 		} else {
1.42      raeburn  1951: 		    push @badxlists, $env{"form.$xl"}.":".$env{"form.$lc_sec"}.":".$coursecheck;
1.15      albertel 1952: 		}
                   1953: 	    }
                   1954: 	}
                   1955: 	push @allxlists, @xlists;
                   1956:     }
                   1957:     
                   1958:     if (@xlists > 0 ) {
                   1959: 	unless ($xliststr eq '') { $xliststr .= ","; }
1.28      albertel 1960: 	$xliststr .= join(",",@xlists);
                   1961: 
1.15      albertel 1962: 	my %cenv = ('internal.crosslistings' => $xliststr);
                   1963: 	my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   1964: 	if ($reply !~ /^ok$/) {
                   1965: 	    $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/><br/>";
                   1966: 	} else {
                   1967: 	    $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";
                   1968: 	    foreach (@allxlists) {
1.42      raeburn  1969: 		my ($xlist,$lc_sec) = split/:/,$_;
                   1970: 		$response .= "<li>$xlist - ID: $lc_sec</li>\n";
1.15      albertel 1971: 	    }
                   1972: 	    $response .= "</ul><br/><br/>\n";
                   1973: 	}
                   1974:     } else {
                   1975: 	if ($xliststr =~ m/:/) {
1.28      albertel 1976: 	    my @oldxlists = (split/,/,$xliststr);
1.15      albertel 1977: 	    $response .= "Although no new crosslistings were added, the courses listed below continue to be crosslisted with your LON-CAPA course.<br/><ul>\n";
                   1978: 	    foreach (@oldxlists) {
1.42      raeburn  1979: 		my ($xlist,$lc_sec) = split/:/,$_;
                   1980: 		$response .= "<li>$xlist - ID: $lc_sec</li>\n";
1.15      albertel 1981: 	    }
                   1982: 	    $response .= "</ul><br/><br/>\n";
                   1983: 	}
                   1984:     }
                   1985:     if (@badxlists > 0) {
                   1986: 	$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";
                   1987: 	foreach (@badxlists) {
1.42      raeburn  1988: 	    my ($xlist,$lc_sec,$prob) = split/:/,$_;
                   1989: 	    $response .= "<li>$xlist - ID: $lc_sec - Error: $prob</li>\n";
1.15      albertel 1990: 	}
                   1991: 	$response .= "</ul><br/><br/>\n";
                   1992:     }
                   1993:     
                   1994:     if (@badowner > 0) {
                   1995: 	$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";
                   1996: 	foreach (@badowner) {
1.42      raeburn  1997: 	    my ($xlist,$lc_sec) = split/:/,$_;
                   1998: 	    $response .= "<li>$xlist - ID: $lc_sec</li>\n";
1.15      albertel 1999: 	}
                   2000: 	$response .= "</ul><br/><br/>\n";
                   2001:     }
1.42      raeburn  2002:     if (@reserved > 0) {
                   2003:         $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";  
                   2004:         foreach (@reserved) {
                   2005:             my ($xlist,$lc_sec) = split/:/,$_;
                   2006:             $response .= "<li>$xlist - ID: $lc_sec</li>\n";
                   2007:         }
                   2008:         $response .= "</ul><br/><br/>\n";
                   2009:     }
                   2010: 
                   2011:     if (@matchgroup > 0) {
                   2012:         $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";
                   2013:         foreach (@matchgroup) {
                   2014:             my ($xlist,$lc_sec) = split/:/,$_;
                   2015:             $response .= "<li>$xlist - ID: $lc_sec</li>\n";
                   2016:         }
                   2017:         $response .= "</ul><br/><br/>\n";
                   2018:     }
1.5       raeburn  2019: 
1.15      albertel 2020:     if (@allxlists > 0) {
                   2021: 	$warning = &warning_message($dom,$crs,$action);
                   2022: 	$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/>";
                   2023: 	unless ($warning eq '') {
                   2024: 	    $response .= $warn_prefix.$warning;
                   2025: 	}
                   2026:     }
1.1       raeburn  2027: 
1.15      albertel 2028:     &print_reply($r,$response,$$tasktitleref{$action});
                   2029:     return;
1.1       raeburn  2030: }
                   2031: 
                   2032: sub print_sections_menu () {
1.15      albertel 2033:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   2034:     my %settings = &Apache::lonnet::get('environment',['internal.sectionnums','internal.coursecode','internal.courseowner'],$dom,$crs);
                   2035:     my @currsections = ();
                   2036:     my @sections = ();
                   2037:     my @badowner = ();
                   2038:     my @badsections = ();
                   2039:     my $seccount = 0;
                   2040:     my $removecount = 0;
                   2041:     my $addcount = 0;
                   2042:     my $secstr = '';
                   2043:     my $response = '';
                   2044:     my $warning = "";
                   2045:     my $warn_prefix = "";
                   2046:     my $coursecode = $settings{'internal.coursecode'};
                   2047:     my $owner = $settings{'internal.courseowner'};
1.28      albertel 2048:     if ($settings{'internal.sectionnums'} ne '') {
                   2049: 	@currsections = split(/,/,$settings{'internal.sectionnums'});
1.15      albertel 2050:     }
                   2051:     
1.23      albertel 2052:     if ( exists($env{'form.secshow'}) ) {
                   2053: 	for (my $i=0; $i<$env{'form.secshow'}; $i++) {
1.42      raeburn  2054: 	    my $lc_sec = "loncapasec_".$i;
1.15      albertel 2055: 	    my $secnum = "secnum_".$i;
                   2056: 	    my $sec = "sec_".$i;
1.23      albertel 2057: 	    if ( exists( $env{"form.$sec"} ) ) {
1.15      albertel 2058: 		my $secentry;
1.23      albertel 2059: 		if ( exists( $env{"form.$secnum"} ) ) { 
                   2060: 		    $secentry = $env{"form.$secnum"}.':';
1.15      albertel 2061: 		}
1.42      raeburn  2062: 		if ( exists( $env{"form.$lc_sec"} ) ) {
                   2063: 		    $secentry .= $env{"form.$lc_sec"};
1.15      albertel 2064: 		}
1.23      albertel 2065: 		if ( grep/^$env{"form.$secnum"}:/,@currsections) {
1.15      albertel 2066: 		    push @sections, $secentry;
                   2067: 		    $seccount ++;
                   2068: 		} else {
1.23      albertel 2069: 		    my $newsec = $coursecode.$env{"form.$secnum"};
1.15      albertel 2070: 		    my $coursecheck = &Apache::lonnet::auto_validate_courseID($crs,$dom,$newsec);
                   2071: 		    if ($coursecheck eq 'ok') {
                   2072: 			my $addcheck = &Apache::lonnet::auto_new_course($crs,$dom,$newsec,$owner);
                   2073: 			if ($addcheck eq 'ok') {
1.42      raeburn  2074: 			    push @sections,$env{"form.$secnum"}.":".$env{"form.$lc_sec"};
1.15      albertel 2075: 			    $seccount ++;
                   2076: 			    $addcount ++;
                   2077: 			} else {
1.42      raeburn  2078: 			    push @badowner,$env{"form.$secnum"}.":".$env{"form.$lc_sec"};
1.15      albertel 2079: 			}
                   2080: 		    } else {
1.42      raeburn  2081: 			push @badsections, $env{"form.$secnum"}.":".$env{"form.$lc_sec"}.":".$coursecheck;
1.15      albertel 2082: 		    }
                   2083: 		}
                   2084: 	    }
                   2085: 	}
                   2086: 	if (@currsections > 0) {
                   2087: 	    for (my $i=0; $i<@currsections; $i++) {
                   2088: 		if ($currsections[$i] =~ m/^(\w+:)/ ) {
                   2089: 		    my $oldsec  = $1;
                   2090: 		    unless (grep/^$oldsec/,@sections) {
                   2091: 			$removecount ++;
                   2092: 		    }
                   2093: 		}
                   2094: 	    }
                   2095: 	}
                   2096:     } elsif (@currsections > 0) {
                   2097: 	for (my $i=0; $i<@currsections; $i++) {
                   2098: 	    my $sec = "sec_".$i;
1.42      raeburn  2099: 	    my $lc_sec = "lcsec_".$i;
1.23      albertel 2100: 	    if ( exists($env{"form.$sec"}) ) {
1.15      albertel 2101: 		my $secentry = '';
                   2102: 		if ($currsections[$i] =~ m/^(\w+:)/ ) {
                   2103: 		    $secentry = $1;
                   2104: 		}
1.42      raeburn  2105: 		if ( exists($env{"form.$lc_sec"}) ) {
                   2106: 		    $secentry .= $env{"form.$lc_sec"};
1.15      albertel 2107: 		}
                   2108: 		push @sections,$secentry;
                   2109: 		$seccount ++;
                   2110: 	    } else {
                   2111: 		$removecount ++;
                   2112: 	    }
                   2113: 	}
                   2114:     }
                   2115:     
1.28      albertel 2116:     $secstr = join(",",@sections);
                   2117: 
1.15      albertel 2118:     my %cenv = ('internal.sectionnums' => $secstr);
                   2119:     my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   2120:     if ($reply !~ /^ok$/) {
                   2121: 	$response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";
                   2122:     } else {
                   2123: 	if ($removecount > 0) {
                   2124: 	    $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/>";
                   2125: 	}
                   2126: 	if ($addcount > 0) {
                   2127: 	    $response .= "A total of $addcount sections have been added to the list of
1.6       raeburn  2128: sections which contribute to enrollment in LON-CAPA course: $realm ($coursecode).<br/><br/>";
1.15      albertel 2129: 	}
                   2130: 	if ($seccount > 0) { 
                   2131: 	    $response .= "Students enrolling in the $seccount section(s) listed below will be automatically added to the class roster for the course, if you have chosen to enable a nightly automated enrollment update.<br/><ul>\n";
                   2132: 	    foreach (@sections) {
1.42      raeburn  2133: 		my ($sec,$lc_sec) = split/:/,$_;
                   2134: 		$response .= "<li>$sec  - ID: $lc_sec</li>\n";
1.15      albertel 2135: 	    }
                   2136: 	    $response .= "</ul><br/>\n";
                   2137: 	}
                   2138:     }
                   2139:     
                   2140:     if (@badsections > 0) {
                   2141: 	$response .= "The sections listed below could not be included in the sections for this LON-CAPA course, because they are not valid section numbers according to your institution's official schedule of classes and sections.<br/><ul>\n";
                   2142: 	foreach (@badsections) {
1.42      raeburn  2143: 	    my ($secnum,$lc_sec,$prob) = split/:/,$_;
                   2144: 	    $response .= "<li>$secnum - ID: $lc_sec - Error: $prob</li>\n";
1.15      albertel 2145: 	}
                   2146: 	$response .= "</ul><br/><br/>\n";
                   2147:     }
                   2148:     
                   2149:     if (@badowner > 0) {
                   2150: 	$response .= "The sections listed below could not be included in the sections for this LON-CAPA course, because the owner of this course - $owner - does not have rights to view enrollment in those classes as determined by your instititution's policies on access to official classlists.<br/><ul>\n";
                   2151: 	foreach (@badowner) {
1.42      raeburn  2152: 	    my ($secnum,$lc_sec) = split/:/,$_;
                   2153: 	    $response .= "<li>$secnum - ID: $lc_sec</li>\n";
1.15      albertel 2154: 	}
                   2155: 	$response .= "</ul><br/><br/>\n";
                   2156:     }
                   2157:     
                   2158:     if ($seccount > 0) {
                   2159: 	$warning = &warning_message($dom,$crs,$action);
                   2160: 	$warn_prefix = "<br/><font size ='+1'><b>Warning</b></font>. Although you have selected sections to contribute enrollment to this course, additional action is required.<br/>";
                   2161: 	unless ($warning eq '') {
                   2162: 	    $response .= $warn_prefix.$warning;
                   2163: 	}
                   2164:     }
                   2165:     
1.23      albertel 2166:     if ( exists($env{'form.numsec'}) ) {
                   2167: 	my $numsec = $env{'form.numsec'};
1.15      albertel 2168: 	if ($numsec > 0) {
                   2169: 	    my @bgcolors=("#eeeeee","#cccccc");
                   2170: 	    $response .= qq(
1.42      raeburn  2171: 			    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  2172:            <form name="enter" method="post">
                   2173:            <table border="0" cellpadding="2" cellspacing="2" width="100%">
                   2174:              <tr>
1.42      raeburn  2175:               <td>);
                   2176:             $response .= &Apache::loncommon::start_data_table();
                   2177:             $response .= &Apache::loncommon::start_data_table_row();
                   2178:             $response .= qq(
                   2179:                  <th>Section number</th>
                   2180:                  <th>LON-CAPA section ID</th>
                   2181: 			 );
                   2182:             $response .= &Apache::loncommon::end_data_table_row();
1.15      albertel 2183: 	    for (my $i=0; $i<$numsec; $i++) {
1.42      raeburn  2184:                 $response .= &Apache::loncommon::start_data_table_row();
1.15      albertel 2185: 		$response .= qq(
1.42      raeburn  2186:                  <td><input type="text" size="10" name="newsec_$i" /></td>
                   2187:                  <td align="right">
                   2188:                    <input type="text" size="10" name="newlcsec_$i" />
                   2189:                  </td>
                   2190: 			     );
                   2191:                 $response .= &Apache::loncommon::end_data_table_row();
1.15      albertel 2192: 	    }
1.42      raeburn  2193:             $response .= &Apache::loncommon::end_data_table();
                   2194: 	    $response .= qq(
1.1       raeburn  2195:               </td>
                   2196:              </tr>
                   2197:              <tr>
                   2198:               <td align="right">
1.39      albertel 2199:                <input type="button" name="newsections" value="Go" onclick="process('newsections')" />
1.1       raeburn  2200:               </td>
                   2201:              </tr>
                   2202:             </table>
1.39      albertel 2203:             <input type=\"hidden\" name=\"numsec\" value=\"$numsec\" />
                   2204:             <input type=\"hidden\" name=\"action\" value=\"newsections\" />
                   2205:             <input type=\"hidden\" name=\"state\" value=\"process\" />
1.1       raeburn  2206:             </form>
1.15      albertel 2207: 			      );
                   2208: 	}
                   2209:     }
                   2210:     &print_reply($r,$response,$$tasktitleref{$action});
                   2211:     return;
1.1       raeburn  2212: }
                   2213: 
                   2214: sub print_sections_response () {
1.15      albertel 2215:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   2216:     my %settings = &Apache::lonnet::get('environment',['internal.sectionnums','internal.coursecode','internal.courseowner'],$dom,$crs);
                   2217:     my @currsections = ();
                   2218:     my @sections = ();
                   2219:     my @allsections = ();
                   2220:     my @badowner = ();
                   2221:     my @badsections = ();
1.42      raeburn  2222:     my @reserved = ();
                   2223:     my @matchgroup = ();
1.15      albertel 2224:     my $numsec = 0;
                   2225:     my $secstr =  $settings{'internal.sectionnums'};
                   2226:     my $coursecode = $settings{'internal.coursecode'};
                   2227:     my $owner = $settings{'internal.courseowner'};
                   2228:     my $response = '';
                   2229:     my $putreply = '';
                   2230:     my $warning = '';
                   2231:     my $warn_prefix = '';
1.28      albertel 2232:     if ($secstr ne '') {
                   2233: 	@allsections = split(/,/,$secstr);
1.15      albertel 2234:     }
                   2235:     
1.23      albertel 2236:     if ( exists($env{'form.numsec'}) ) {
                   2237: 	$numsec = $env{'form.numsec'};
1.15      albertel 2238:     }
                   2239:     
                   2240:     if ($numsec > 0) {
1.43      raeburn  2241:         my %curr_groups = &Apache::longroup::coursegroups();
1.15      albertel 2242: 	for (my $i=0; $i<$numsec; $i++) {
                   2243: 	    my $sec = "newsec_".$i;
1.42      raeburn  2244: 	    my $lc_sec = "newlcsec_".$i;
1.23      albertel 2245: 	    if ( exists($env{"form.$sec"}) ) {
                   2246: 		unless ( (grep/^$env{"form.$sec"}:/,@allsections) || (grep/^$env{"form.$sec"}:/,@sections) ) {
1.42      raeburn  2247:                     my $lc_sec_check = &validate_lcsec(\%curr_groups,                                                     $env{"form.$lc_sec"});
                   2248:                     if ($lc_sec_check eq 'reserved') {
                   2249:                         push(@reserved,$env{"form.$sec"}.":".$env{"form.$lc_sec"});
                   2250:                         next;
                   2251:                     } elsif ($lc_sec_check eq 'group') {
                   2252:                         push (@matchgroup,$env{"form.$sec"}.":".$env{"form.$lc_sec"});
                   2253:                         next;
                   2254:                     }
1.23      albertel 2255: 		    my $newsec = $coursecode.$env{"form.$sec"};
1.15      albertel 2256: 		    my $coursecheck = &Apache::lonnet::auto_validate_courseID($crs,$dom,$newsec);
                   2257: 		    if ($coursecheck eq 'ok') {
                   2258: 			my $addcheck = &Apache::lonnet::auto_new_course($crs,$dom,$newsec,$owner);
                   2259: 			if ($addcheck eq 'ok') {
1.42      raeburn  2260: 			    push @sections,$env{"form.$sec"}.":".$env{"form.$lc_sec"};
1.15      albertel 2261: 			} else {
1.42      raeburn  2262: 			    push @badowner,$env{"form.$sec"}.":".$env{"form.$lc_sec"};
1.15      albertel 2263: 			}
                   2264: 		    } else {
1.42      raeburn  2265: 			push @badsections, $env{"form.$sec"}.":".$env{"form.$lc_sec"}.":".$coursecheck;
1.15      albertel 2266: 		    }
                   2267: 		}
                   2268: 	    }
                   2269: 	}
                   2270: 	push @allsections, @sections;
                   2271:     }
                   2272:     
                   2273:     if (@sections > 0 ) {
                   2274: 	unless ($secstr eq '') { $secstr .= ","; } 
1.28      albertel 2275: 	$secstr .= join(",",@sections);
1.15      albertel 2276: 	my %cenv = ('internal.sectionnums' => $secstr);
                   2277: 	$putreply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   2278: 	if ($putreply !~ /^ok$/) {
                   2279: 	    $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/><br/>";
                   2280: 	}
                   2281:     }
                   2282: 
                   2283:     if ($putreply =~ /^ok/) {
                   2284: 	$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";
                   2285: 	foreach (@allsections) {
1.42      raeburn  2286: 	    my ($sec,$lc_sec) = split/:/,$_;
                   2287: 	    $response .= "<li>$sec - ID: $lc_sec</li>\n";
1.15      albertel 2288: 	}
                   2289: 	$response .= "</ul><br/><br/>\n";
                   2290:     }
                   2291: 
                   2292:     if (@badsections > 0) {
                   2293: 	$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";
                   2294: 	foreach (@badsections) {
1.42      raeburn  2295: 	    my ($secnum,$lc_sec,$prob) = split/:/,$_;
                   2296: 	    $response .= "<li>$secnum - ID: $lc_sec - Error: $prob</li>\n";
1.15      albertel 2297: 	}
                   2298: 	$response .= "</ul><br/><br/>\n";
                   2299:     }
                   2300: 
                   2301:     if (@badowner > 0) {
                   2302: 	$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";
                   2303: 	foreach (@badowner) {
1.42      raeburn  2304: 	    my ($secnum,$lc_sec) = split/:/,$_;
                   2305: 	    $response .= "<li>$secnum - ID: $lc_sec</li>\n";
1.15      albertel 2306: 	}
                   2307: 	$response .= "</ul><br/><br/>\n";
                   2308:     }
                   2309: 
1.42      raeburn  2310:     if (@reserved > 0) {
                   2311:         $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";
                   2312:         foreach (@reserved) {
                   2313:             my ($xlist,$lc_sec) = split/:/,$_;
                   2314:             $response .= "<li>$xlist - ID: $lc_sec</li>\n";
                   2315:         }
                   2316:         $response .= "</ul><br/><br/>\n";
                   2317:     }
                   2318:                                                                                  
                   2319:     if (@matchgroup > 0) {
                   2320:         $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";
                   2321:         foreach (@matchgroup) {
                   2322:             my ($xlist,$lc_sec) = split/:/,$_;
                   2323:             $response .= "<li>$xlist - ID: $lc_sec</li>\n";
                   2324:         }
                   2325:         $response .= "</ul><br/><br/>\n";
                   2326:     }
                   2327: 
                   2328: 
1.15      albertel 2329:     if (@allsections > 0) {
                   2330: 	$warning = &warning_message($dom,$crs,$action);
                   2331: 	$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/>";
                   2332: 	unless ($warning eq '') {
                   2333: 	    $response .= $warn_prefix.$warning;
                   2334: 	}
                   2335:     }
1.1       raeburn  2336: 
1.15      albertel 2337:     &print_reply($r,$response,$$tasktitleref{$action});
                   2338:     return;
1.1       raeburn  2339: }
                   2340: 
1.34      raeburn  2341: sub photo_permission {
1.15      albertel 2342:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
1.35      albertel 2343:     my %settings = &Apache::lonnet::get('environment',
                   2344: 					['internal.courseowner',
                   2345: 					 'internal.photopermission',
1.37      raeburn  2346: 					 'internal.showphoto'],
1.35      albertel 2347: 					$dom,$crs);
1.34      raeburn  2348:     my ($showphotos,$response);
                   2349:     if (exists($env{'form.cancel_agreement'})) {
1.48      albertel 2350:         if (&user_is_courseowner($settings{'internal.courseowner'})) {
1.34      raeburn  2351:             my %cenv = (
                   2352:                 'internal.photopermission' => 'no',
                   2353:             );
                   2354:             my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   2355:             if ($reply !~ /^ok$/) {
                   2356:                 $response = &mt('There was a problem processing the record of your agreement to the conditions of use. Settings for this course have been left unchanged.').'<br/>'."\n";
                   2357:                 &print_reply($r,$response,$$tasktitleref{$action});
                   2358:             } else {
                   2359:                 &print_photos_response($r,$realm,$dom,$crs,$action,
                   2360:                        $tasktitleref,$showphotos,'no',\%cenv);
                   2361:             }
                   2362:             return;            
                   2363:         }
                   2364:     } 
                   2365:     if (exists($env{'form.showphotos'})) {
                   2366:         $showphotos=$env{'form.showphotos'};
                   2367:     }
                   2368:     if ($showphotos) {
                   2369:         if ($env{'form.photopermission'}) {
                   2370:             my %cenv = (
                   2371:                 'internal.photopermission' => $env{'form.photopermission'},
                   2372:             );
                   2373:             my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   2374:             if ($reply !~ /^ok$/) {
                   2375:                 $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";
                   2376:             } else {
                   2377:                 &print_photos_response($r,$realm,$dom,$crs,$action,
1.35      albertel 2378: 				       $tasktitleref,$showphotos,
                   2379: 				       $env{'form.photopermission'},\%cenv);
1.34      raeburn  2380:             }
                   2381:         } else {
                   2382:             my ($result,$perm_reqd,$conditions) = 
1.35      albertel 2383: 		&Apache::lonnet::auto_photo_permission($crs,$dom);
1.34      raeburn  2384:             my $permcheck;
                   2385:             if ($result eq 'ok') { 
                   2386:                 if ($perm_reqd eq 'yes') {
                   2387:                     if ($settings{'internal.photopermission'} eq 'yes') {
                   2388:                         &print_photos_response($r,$realm,$dom,$crs,$action,
1.35      albertel 2389: 					       $tasktitleref,$showphotos);
1.34      raeburn  2390:                     } else {
                   2391:                         return(&print_photo_agreement($r,$realm,$dom,$crs,
1.35      albertel 2392: 						      $action,$tasktitleref,
                   2393: 						      $conditions,
                   2394: 						      $settings{'internal.courseowner'}));
1.34      raeburn  2395:                     }
                   2396:                 } elsif ($perm_reqd eq 'no') {
                   2397:                     &print_photos_response($r,$realm,$dom,$crs,$action,
1.35      albertel 2398: 					   $tasktitleref,$showphotos);
1.34      raeburn  2399:                 } else {
                   2400:                     $permcheck = 'fail';
                   2401:                 }
                   2402:             } else {
                   2403:                 $permcheck = 'fail';
                   2404:             }
                   2405:             if ($permcheck eq 'fail') {
                   2406:                 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/>';
                   2407:                 &print_reply($r,$response,$$tasktitleref{$action});
                   2408:             }
                   2409:         }
                   2410:     } else {
                   2411:         &print_photos_response($r,$realm,$dom,$crs,$action,$tasktitleref);
                   2412:     }
                   2413:     return;
                   2414: }
                   2415: 
                   2416: sub print_photo_agreement {
                   2417:     my ($r,$realm,$dom,$crs,$action,$tasktitleref,$conditions,$courseowner)=@_;
                   2418:     my $response;
1.49      albertel 2419:     my $institution = &Apache::lonnet::domain($dom,'description');
1.48      albertel 2420:     if (&user_is_courseowner($courseowner)) {
1.34      raeburn  2421:         $response = '
1.58      bisitz   2422: <script type="text/javascript" language="JavaScript">
1.34      raeburn  2423: function agreement_result(caller) {
                   2424:     document.permission.photopermission.value = caller;
                   2425:     if (caller == 0) {
                   2426:         document.location.href="/adm/populate";
                   2427:     } else {
                   2428:         document.permission.submit();
                   2429:     }
                   2430:     return;
                   2431: }
                   2432: </script>
                   2433:   <form name="permission" method="post">
                   2434:    <table width="100%" border="0" cellpadding="2" cellspacing="2">
                   2435:     <tr>
                   2436:      <td align="left"><b>Use of student photos</b><br/>'."\n".
                   2437:       &mt('Acceptance by the course owner of the conditions of use of photos is currently [_1] set.','<b>not</b>').'<br />'.&mt('Please indicate your acceptance of the conditions of use of digital photos of registered students in courses at [_1].',$institution).'
                   2438:      </td>
                   2439:     </tr>
                   2440:    </table>
                   2441:    <table border="0" cellpadding="3" cellspacing="3">
                   2442:     <tr>
                   2443:      <td colspan="2">
                   2444:       <textarea rows="20" cols="80">'.$conditions.'</textarea>
                   2445:      </td>
                   2446:      <tr>
                   2447:       <td align="left">  
                   2448:        <input type="button" name="disagree" value="I do not agree" onclick="javascript:agreement_result('."'no'".');" />
                   2449:       </td>
                   2450:       <td align="right">
                   2451:        <input type="button" name="agree" value="I agree" onclick="javscript:agreement_result('."'yes'".');" />
                   2452:       </td>
                   2453:     </tr>
                   2454:    </table>
1.62      bisitz   2455:    <input type="hidden" name="action" value="'.$action.'" />
                   2456:    <input type="hidden" name="state" value="process" />
                   2457:    <input type="hidden" name="showphotos" value="1" />
                   2458:    <input type="hidden" name="photopermission" value="" />
1.34      raeburn  2459:   </form>
                   2460: ';
                   2461:     } else {
1.44      raeburn  2462:         my ($ownername,$owneremail) = &get_ownerinfo($dom,$courseowner);
                   2463:         my $emailstr;
                   2464:         if ($owneremail) {
                   2465:             $emailstr = "(e-mail: $owneremail)";
                   2466:         }
1.56      bisitz   2467:         $response = &mt('The policies of your institution [_1] require that the course owner [_2] must indicate acceptance of the conditions of use of digital photos of registered students, before they may be made available for use in a course.',$institution,$ownername)
                   2468:                    .'<br /><br />'
                   2469:                    .&mt('Please direct the course owner [_1] to visit the "Student photos" page in the Automated Enrollment Manager to indicate acceptance of these conditions of use.',$emailstr);
1.34      raeburn  2470:     }
                   2471:     &print_reply($r,$response,$$tasktitleref{$action});
                   2472: }
                   2473: 
                   2474: sub print_photos_response {
                   2475:     my ($r,$realm,$dom,$crs,$action,$tasktitleref,$showphotos,$photopermission,
1.35      albertel 2476: 	$permissionenv)=@_;
1.34      raeburn  2477:     my %newenv;
                   2478:     if (defined($permissionenv)) {
                   2479:         foreach my $key (keys(%{$permissionenv})) {
                   2480:             if (exists($env{'request.course.id'})) {
                   2481:                 $newenv{$env{'request.course.id'}.'.'.$key} =
1.35      albertel 2482: 		    $$permissionenv{$key};
1.34      raeburn  2483:             }
                   2484:         }
                   2485:     }
1.37      raeburn  2486:     my %settings = &Apache::lonnet::get('environment',['internal.showphoto'],
1.35      albertel 2487: 					$dom,$crs);
1.37      raeburn  2488:     my $currphotos = $settings{'internal.showphoto'};
1.34      raeburn  2489:     my $response = "";
                   2490:     if (defined($photopermission)) {
                   2491:         if ($photopermission eq 'yes') {
                   2492:             $response = &mt('Acceptance of photo use policy recorded.').'<br />'."\n";
                   2493:         } else {
                   2494:             $response = &mt('Non-acceptance of photo use policy recorded.').'<br />'."\n";
                   2495:             $showphotos = 0;
                   2496:         }
1.15      albertel 2497:     }
1.37      raeburn  2498:     my %cenv = ('internal.showphoto' => $showphotos);
1.15      albertel 2499:     my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
                   2500:     if ($reply !~ /^ok$/) {
1.34      raeburn  2501: 	$response .= "There was a problem processing your requested change. The student photo retrieval setting for this course has been left unchanged.<br/>";
1.15      albertel 2502:     } else {
                   2503: 	if ($showphotos) {
                   2504: 	    if ($currphotos) {
1.34      raeburn  2505: 		$response .= "Retrieval of student photos is still <b>enabled</b>.<br/>";
1.15      albertel 2506: 	    } else {
1.34      raeburn  2507: 		$response .= "Retrieval of student photos in now <b>enabled</b>.<br/>";
1.35      albertel 2508:                 my ($update,$commentary) = 
                   2509: 		    &Apache::lonnet::auto_photochoice($crs,$dom);
1.34      raeburn  2510:                 if ($update) {
                   2511:                     $response .= '<br />'.$commentary.'<br /><br />
                   2512: <form name="photoupdate" method="post">
1.62      bisitz   2513: <input type="button" name="retrieve" value="'.&mt('Update photo repository').'" 
1.34      raeburn  2514: onclick="javascript:document.photoupdate.submit()" /> 
1.62      bisitz   2515: <input type="hidden" name="action" value="'.$action.'" />
                   2516: <input type="hidden" name="state" value="photoupdate" />
1.34      raeburn  2517: </form>';
                   2518:                 }
1.15      albertel 2519: 	    }
                   2520: 	} else {
                   2521: 	    if ($currphotos) {
1.34      raeburn  2522: 		$response .= "Retrieval of student photos is now <b>disabled</b>.<br/>";
1.15      albertel 2523: 	    } else {
1.34      raeburn  2524: 		$response .= "Retrieval of student photos is still <b>disabled</b>.<br/>";
1.15      albertel 2525: 	    }
                   2526: 	}
1.34      raeburn  2527:         foreach my $key (keys(%cenv)) {
                   2528:             if (exists($env{'request.course.id'})) {
                   2529:                 $newenv{'course.'.$env{'request.course.id'}.'.'.$key} = 
1.35      albertel 2530: 		    $cenv{$key};
1.34      raeburn  2531:             }
                   2532:         }
                   2533:     }
                   2534:     if (keys(%newenv) > 0) {
1.54      raeburn  2535:         &Apache::lonnet::appenv(\%newenv);
1.34      raeburn  2536:     }
                   2537:     &print_reply($r,$response,$$tasktitleref{$action});
                   2538:     return;
                   2539: }
                   2540: 
                   2541: sub print_photoupdate_response {
                   2542:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   2543:     my $response;
                   2544:     my %changes;
                   2545:     my %lt = &LONCAPA::Enrollment::photo_response_types();
1.35      albertel 2546:     my %settings = &Apache::lonnet::get('environment',
                   2547: 					['internal.coursecode',
                   2548: 					 'internal.sectionnums',
                   2549: 					 'internal.crosslistings'],
                   2550: 					$dom,$crs);
1.34      raeburn  2551:     my @allcourses = ();
                   2552:     my %LC_code;
                   2553:     my %affiliates;
                   2554:     my $outcome;
1.53      raeburn  2555:     &Apache::loncommon::get_institutional_codes(\%settings,\@allcourses,\%LC_code);
1.34      raeburn  2556:     if (@allcourses > 0) {
                   2557:         @{$affiliates{$crs}} = @allcourses;
                   2558:         $outcome = &Apache::lonnet::auto_photoupdate(\%affiliates,$dom,$crs,\%changes);
                   2559:         unless ($outcome eq 'ok') {
                   2560:             &Apache::lonnet::logthis("lonpopulate::print_photoupdate_response".
1.35      albertel 2561: 				     "failed to update student photos".
                   2562: 				     " for ".$crs."\@".$dom." by ".
                   2563: 				     $env{'user.name'}." \@ ".$env{'user.domain'}.
                   2564: 				     ": ".$outcome);
1.34      raeburn  2565:         }
                   2566:         if ($outcome eq 'ok') {
                   2567:             if (keys(%changes) > 0) {
1.58      bisitz   2568:                 $response = &mt('Update of photos for registered students resulted in the following ').': <br />'
                   2569:                            .'<script type="text/javascript" language="JavaScript">
1.34      raeburn  2570: function photowindow(photolink) {
                   2571:     var title = "Photo_Viewer";
                   2572:     var options = "scrollbars=1,resizable=1,menubar=0";
                   2573:     options += ",width=240,height=240";
                   2574:     stdeditbrowser = open(photolink,title,options,"1");
                   2575:     stdeditbrowser.focus();
                   2576: }
                   2577: </script>
                   2578: ';
                   2579:                 foreach my $type (sort(keys(%changes))) {
                   2580:                     my @usernames = sort(split(/\&/,$changes{$type})); 
                   2581:                     my $count = @usernames; 
                   2582:                     $response .= '<b>'.&mt('For [_1] students, photos ',
1.35      albertel 2583: 					   $count).$lt{$type}.'</b><ul>';
1.34      raeburn  2584:                     foreach my $username (@usernames) {
                   2585:                         $response .= '<li>'.$username;
                   2586:                         if (($type eq 'new') || ($type eq 'same') || ($type eq 'update')) {
                   2587:                             $response .= '&nbsp;<a href="javascript:photowindow('."'".&Apache::lonnet::studentphoto($dom,$username,'jpg')."'".')">View</a></li>';  
                   2588:                         }
                   2589:                     }
                   2590:                     $response .= '</ul><br />';
                   2591:                 }
                   2592:             } else {
                   2593:                 $response = &mt('No updates of photos of registered students occurred').
                   2594:                          '<br />';
                   2595:             }    
                   2596:         } else {
                   2597:             $response = "There was a problem updating student photos for registered students in this course. <br/>";
                   2598:         }
                   2599:     } else {
                   2600:         $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 2601:     }
                   2602:     &print_reply($r,$response,$$tasktitleref{$action});
                   2603:     return;
1.1       raeburn  2604: }
                   2605: 
1.34      raeburn  2606: sub get_ownerinfo {
                   2607:     my ($dom,$owner) = @_; 
1.44      raeburn  2608:     my ($ownername,$owneremail,$own_uname,$own_udom);
1.34      raeburn  2609:     if ($owner) {
1.44      raeburn  2610:         if ($owner =~ /^([^:]+):([^:]+)$/) {
                   2611:             $own_uname = $1;
                   2612:             $own_udom = $2; 
                   2613:         } else {
                   2614:             $own_uname = $owner;
                   2615:             $own_udom = $dom; 
                   2616:         }
                   2617:         $ownername=&Apache::loncommon::plainname($own_uname,$own_udom,
                   2618:                                                  'firstname');
1.36      raeburn  2619:         my %ownerinfo = &Apache::lonnet::get('environment',['permanentemail'],
1.44      raeburn  2620: 					     $own_udom,$own_uname);
1.34      raeburn  2621:         $owneremail = $ownerinfo{'permanentemail'};
                   2622:     }
                   2623:     return ($ownername,$owneremail);
                   2624: }
                   2625: 
1.1       raeburn  2626: sub print_update_result () {
1.15      albertel 2627:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   2628:     my $response = '';
                   2629:     my $updateadds = 0;
                   2630:     my $updatedrops = 0;
                   2631:     my $changecount = 0;
                   2632:     my %affiliates = ();
                   2633:     my %reply = ();
                   2634:     my @allcourses = ();
                   2635:     my %LC_code = ();
                   2636:     my $logmsg = '';
                   2637:     my $newusermsg = '';
1.34      raeburn  2638:     my %phototypes = ();
1.37      raeburn  2639:     my %settings = &Apache::lonnet::get('environment',['internal.coursecode','internal.sectionnums','internal.crosslistings','internal.authtype','internal.autharg','internal.showphoto'],$dom,$crs);
1.15      albertel 2640:     my $coursecode = $settings{'internal.coursecode'};
                   2641:     my $authtype = $settings{'internal.authtype'};
                   2642:     my $autharg = $settings{'internal.autharg'};
1.37      raeburn  2643:     my $showphotos = $settings{'internal.showphoto'};
1.15      albertel 2644:     my ($startaccess,$endaccess) = &get_dates_from_form();
1.23      albertel 2645:     if ( exists($env{'form.updateadds'}) ) {
                   2646:         $updateadds = $env{'form.updateadds'};
1.15      albertel 2647:     }
1.23      albertel 2648:     if ( exists($env{'form.updatedrops'}) ) {
                   2649:         $updatedrops = $env{'form.updatedrops'};
1.15      albertel 2650:     }
1.19      raeburn  2651:     if (($startaccess eq '') || ($endaccess eq '')) {
                   2652:         $response = "There was a problem processing your requested roster update because start and and access dates could not be determined. No changes have been made to the class roster.<br />"; 
                   2653:     } elsif ($updateadds && (($endaccess > 0) && ($endaccess <= $startaccess))) {
                   2654:         $response = 'The start access date/time is the same or later than the end access date/time. As this means that new roles will never be active, your requested roster update has not been carried out, and the roster remains unchanged. Please <a href="javascript:history.go(-1)">go back</a> to the previous page to try your changes again.'."\n";
                   2655:     } elsif (!$updateadds && !$updatedrops) {
1.15      albertel 2656: 	$response = "An update of the class roster has not been carried out because you indicated that you wanted to neither add new students, nor expire dropped students based on a comparison between the institutional class lists for the course sections and crosslisted courses that contribure enrollment to this LON-CAPA course.";
                   2657:     } elsif ($coursecode eq '') {
                   2658: 	$response = "There was a problem retrieving the course code for this LON-CAPA course.  An update of the class roster has not been carried out, and enrollment remains unchanged";
                   2659:     } else {
1.53      raeburn  2660:         &Apache::loncommon::get_institutional_codes(\%settings,\@allcourses,\%LC_code);
1.15      albertel 2661: 	if (@allcourses > 0) {
                   2662: 	    @{$affiliates{$crs}} = @allcourses;
                   2663: 	    my $outcome = &Apache::lonnet::fetch_enrollment_query('updatenow',\%affiliates,\%reply,$dom,$crs);
1.19      raeburn  2664:             unless ($outcome eq 'ok') {
                   2665:                 &Apache::lonnet::logthis("lonpopulate:update roster".
                   2666:                                          "failed to retrieve classlist".
                   2667:                                  " data for ".$crs."\@".$dom." by ".
1.23      albertel 2668:                                  $env{'user.name'}." \@ ".$env{'user.domain'}.
1.19      raeburn  2669:                                  ": ".$outcome);
                   2670:             }
1.15      albertel 2671: 	    if ($reply{$crs} > 0) {
1.34      raeburn  2672: 		($changecount,$response) = &LONCAPA::Enrollment::update_LC($dom,$crs,$updateadds,$updatedrops,$startaccess,$endaccess,$authtype,$autharg,\@allcourses,\%LC_code,\$logmsg,\$newusermsg,"updatenow",\%phototypes);
1.15      albertel 2673: 	    } else {
                   2674: 		$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.";
                   2675: 	    }  
                   2676: 	} else {
                   2677: 	    $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)";
                   2678: 	}
                   2679:     }
                   2680:     unless ($logmsg eq '') {
                   2681: 	my $loglength = length($logmsg);
                   2682: 	$logmsg = substr($logmsg,0,$loglength-4);
                   2683: 	$logmsg = "<br/><br/>The following messages were generated by the roster update process: <br/><ul><li>".$logmsg."</ul><br/>";
                   2684:     }
                   2685:     unless ($newusermsg eq '') {
                   2686: 	$newusermsg = substr( $newusermsg,0,rindex($newusermsg,'<li>') );
1.19      raeburn  2687: 	$newusermsg = "<br/><br/>The following new system user(s) who was/were created will be using local or internal authentication with an initial randomly generated password. A valid e-mail address was not available for this/these user(s) so LON-CAPA account credentials could not be sent via e-mail.<br/><ul><li>".$newusermsg."</ul><br/>";
1.15      albertel 2688:     }
                   2689:     $response .= $logmsg.$newusermsg;
                   2690:     &print_reply($r,$response,$$tasktitleref{$action});
                   2691:     return;
1.10      raeburn  2692: }
                   2693: 
1.14      raeburn  2694: sub print_viewclass_response {
                   2695:     my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
                   2696:     my $response;
                   2697:     my $chgtotal = 0;
                   2698:     my $chgok = 0;
                   2699:     my $chgfail = 0;
                   2700:     my $othdom = 0;
1.16      raeburn  2701:     my $locktotal = 0;
                   2702:     my $lockok = 0;
                   2703:     my $lockfail = 0;
1.14      raeburn  2704:     my $cid = $dom."_".$crs;
                   2705:     my %chg = ();
                   2706:     my %nochg = ();
                   2707:     my %otherdom = ();
1.16      raeburn  2708:     my %lockchg = ();
                   2709:     my %nolockchg = ();
1.27      albertel 2710:     my $classlist = &Apache::loncoursedata::get_classlist($dom,$crs);
1.14      raeburn  2711:     my $endidx = &Apache::loncoursedata::CL_END;
                   2712:     my $startidx = &Apache::loncoursedata::CL_START;
                   2713:     my $ididx=&Apache::loncoursedata::CL_ID;
                   2714:     my $secidx=&Apache::loncoursedata::CL_SECTION;
                   2715:     my $typeidx=&Apache::loncoursedata::CL_TYPE;
1.16      raeburn  2716:     my $lockedidx=&Apache::loncoursedata::CL_LOCKEDTYPE;
                   2717:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['chgauto','chgmanual','lockchg','unlockchg']);
1.24      albertel 2718:     my @typechglist = (&Apache::loncommon::get_env_multiple('form.chgauto'),
                   2719: 		       &Apache::loncommon::get_env_multiple('form.chgmanual'));
                   2720:     my @lockchglist = (&Apache::loncommon::get_env_multiple('form.lockchg'),
                   2721: 		       &Apache::loncommon::get_env_multiple('form.unlockchg'));
                   2722: 
1.16      raeburn  2723:     foreach my $student (sort @typechglist) {
1.51      raeburn  2724:         my ($uname,$udom) = split(/:/,$student);
1.16      raeburn  2725:         my $sdata    = $classlist->{$student};
                   2726:         my $section  = $sdata->[$secidx];
                   2727:         my $uid       = $sdata->[$ididx];
                   2728:         my $start    = $sdata->[$startidx];
                   2729:         my $end      = $sdata->[$endidx];
                   2730:         my $type     = $sdata->[$typeidx];
                   2731:         my $lock   = $sdata->[$lockedidx];
                   2732:         my $newlock = $lock;
                   2733:         $chgtotal ++;
                   2734:         my $newtype = 'auto';
                   2735:         my $change = 'auto';
                   2736:         my $oldtype = 'manual';
                   2737:         if ($type eq 'auto') { 
                   2738:             $oldtype = 'auto';
                   2739:             $newtype = '';
                   2740:             $change = 'manual';
                   2741:         }
                   2742:         if ($udom eq $dom) {
                   2743:             if ($newtype eq 'auto') {
                   2744:                 $newlock = '';
                   2745:             } elsif ($newtype eq '') {
                   2746:                 $newlock = '1';
1.14      raeburn  2747:             }
1.55      raeburn  2748:             my $modreply = &Apache::lonnet::modify_student_enrollment($udom,$uname,$uid,'','','','',$section,$end,$start,$newtype,$newlock,$cid,'','chgtype');
1.16      raeburn  2749:             if ($modreply eq 'ok') {
                   2750:                 $chgok ++;
                   2751:                 $chg{$student} = "Changed to $change";
                   2752:             } else {
                   2753:                 $chgfail ++;
                   2754:                 $nochg{$student} = "Still set to $oldtype";
                   2755:             } 
                   2756:         } else {
                   2757:             $othdom ++;
                   2758:             $otherdom{$student} = "Still set to $oldtype"; 
                   2759:         }
                   2760:     }
                   2761:     foreach my $student (@lockchglist) {
1.51      raeburn  2762:         my ($uname,$udom) = split(/:/,$student);
1.16      raeburn  2763:         my $sdata    = $classlist->{$student};
                   2764:         my $section  = $sdata->[$secidx];
                   2765:         my $uid       = $sdata->[$ididx];
                   2766:         my $start    = $sdata->[$startidx];
                   2767:         my $end      = $sdata->[$endidx];
                   2768:         my $type     = $sdata->[$typeidx];
                   2769:         my $lock   = $sdata->[$lockedidx];
                   2770:         my $newlock = 1;
                   2771:         my $oldlockname = &mt('unlocked');
                   2772:         my $newlockname = &mt('locked');
                   2773:         $locktotal++;
                   2774:         unless ($type eq 'auto') {
                   2775:             if ($lock) {
                   2776:                 $newlock = '';
                   2777:                 $newlockname = &mt('unlocked');
                   2778:                 $oldlockname = &mt('locked'); 
                   2779:             }
1.55      raeburn  2780:             my $lockreply = &Apache::lonnet::modify_student_enrollment($udom,$uname,$uid,'','','','',$section,$end,$start,$type,$newlock,$cid,'','chgtype');
1.16      raeburn  2781:             if ($lockreply eq 'ok') {
                   2782:                 $lockok ++;
                   2783:                 $lockchg{$student} = 'Changed to '.$newlockname;
1.14      raeburn  2784:             } else {
1.16      raeburn  2785:                 $lockfail ++;
                   2786:                 $nolockchg{$student} = 'Still set to '.$oldlockname;
1.14      raeburn  2787:             }
                   2788:         }
                   2789:     }
                   2790:     if ($chgtotal > 0) {
1.51      raeburn  2791:         $response = &mt('You requested a change in enrollment type for [quant,_1,student].',$chgtotal).'<br /><br />'."\n";
1.27      albertel 2792:         $classlist = &Apache::loncoursedata::get_classlist($dom,$crs);
1.14      raeburn  2793:         if ($chgok > 0) {
1.51      raeburn  2794:             $response .= &mt('The following [quant,_1,change was,changes were] successful;',$chgtotal).':<br /><br />';
1.14      raeburn  2795:             $response .= &enrolltype_result(\%chg,$classlist,$endidx,$startidx,$ididx,$secidx,$typeidx);
                   2796:         }
                   2797:         if ($chgfail > 0) {
1.51      raeburn  2798:             $response .= &mt('The following [quant,_1,student was,students were] not modified successfully',$chgfail).':&nbsp;<br />';
1.14      raeburn  2799:             $response .= &enrolltype_result(\%nochg,$classlist,$endidx,$startidx,$ididx,$secidx,$typeidx);
                   2800:         }
                   2801:         if ($othdom > 0) {
1.51      raeburn  2802:             $response .= &mt("The following [quant,_1,student was,students were] not modified because students must be in the same LON-CAPA domain as the course, in order to be set to an enrollment type of 'auto'",$othdom).':<br />'; 
1.14      raeburn  2803:             $response .= &enrolltype_result(\%otherdom,$classlist,$endidx,$startidx,$ididx,$secidx,$typeidx);
                   2804:         }
1.16      raeburn  2805:         $response .= "<br /><br />";
                   2806:     }
                   2807:     if ($locktotal > 0) {
1.51      raeburn  2808:         $response .= &mt('You requested locking/unlocking for [quant,_1,manually enrolled student]',$locktotal).'<br /><br />'."\n";
1.27      albertel 2809:         $classlist = &Apache::loncoursedata::get_classlist($dom,$crs);
1.16      raeburn  2810:         if ($lockok > 0) {
1.51      raeburn  2811:             $response .= &mt('The following [quant,_1,change was,changes were] successful',$lockok).':<br /><br />';
1.16      raeburn  2812:             $response .= &enrolltype_result(\%lockchg,$classlist,$endidx,$startidx,$ididx,$secidx,$typeidx,$lockedidx);
                   2813:         }
                   2814:         if ($lockfail > 0) {
1.51      raeburn  2815:             $response .= &mt('The following [quant,_1,student was,students were] not modified successfully',$lockfail).':&nbsp;<br />';
1.16      raeburn  2816:             $response .= &enrolltype_result(\%nolockchg,$classlist,$endidx,$startidx,$ididx,$secidx,$typeidx,$lockedidx);
                   2817:         }
1.14      raeburn  2818:     }
                   2819:     &print_reply($r,$response,$$tasktitleref{$action});
                   2820:     return;
                   2821: }
                   2822: 
                   2823: sub enrolltype_result {
1.16      raeburn  2824:     my ($changes,$classlist,$endidx,$startidx,$ididx,$secidx,$typeidx,$lockedidx) = @_;
1.51      raeburn  2825:     my $reply = &Apache::loncommon::start_data_table().
                   2826:                 &Apache::loncommon::start_data_table_header_row().'
1.14      raeburn  2827:               <th>username</th>
                   2828:               <th>domain</th>
                   2829:               <th>ID</th>
                   2830:               <th>student name</th>
                   2831:               <th>section</th>
                   2832:               <th>start date</th>
                   2833:               <th>end date</th>
1.51      raeburn  2834:               <th>enrollment change</th>'."\n".
                   2835:                 &Apache::loncommon::end_data_table_header_row();
                   2836:     foreach my $chg (sort keys %{$changes}) {
                   2837:         my $sdata  = $classlist->{$chg};
                   2838:         my ($uname,$udom) = split(/:/,$chg);
1.14      raeburn  2839:         my $section  = $sdata->[$secidx];
                   2840:         my $uid      = $sdata->[$ididx];
                   2841:         my $start    = $sdata->[$startidx];
                   2842:         my $end      = $sdata->[$endidx];
                   2843:         my $type     = $sdata->[$typeidx];
                   2844:         if (! defined($start) || $start == 0) {
                   2845:             $start = &mt('none');
                   2846:         } else {
                   2847:             $start = &Apache::lonlocal::locallocaltime($start);
                   2848:         }
                   2849:         if (! defined($end) || $end == 0) {
                   2850:             $end = &mt('none');
                   2851:         } else {
                   2852:             $end = &Apache::lonlocal::locallocaltime($end);
                   2853:         }
                   2854:         if (!defined($section) || ($section eq '')) {
1.51      raeburn  2855:             $section = '&nbsp;';
1.14      raeburn  2856:         }
                   2857:         if (!defined($uid) || ($uid eq '')) {
1.51      raeburn  2858:             $uid = '&nbsp;';
1.14      raeburn  2859:         }
1.51      raeburn  2860:         $reply .= &Apache::loncommon::start_data_table_row().' 
                   2861:               <td>'.$uname.'</td>
                   2862:               <td>'.$udom.'</td>
                   2863:               <td>'.$uid.'</td>
                   2864:               <td>'.&Apache::loncommon::plainname($uname,$udom).'</td>
                   2865:               <td>'.$section.'</td>
                   2866:               <td>'.$start.'</td>
                   2867:               <td>'.$end.'</td>
                   2868:               <td>'.$$changes{$chg}.'</td>'."\n".
                   2869:              &Apache::loncommon::end_data_table_row();
1.14      raeburn  2870:     }
1.51      raeburn  2871:     $reply .= &Apache::loncommon::end_data_table();
1.14      raeburn  2872:     return $reply;
                   2873: }
                   2874: 
1.10      raeburn  2875: sub warning_message {
                   2876:     my ($dom,$crs,$caller) = @_;
                   2877:     my %settings = &Apache::lonnet::get('environment',['internal.autoadds','internal.autodrops','internal.sectionnums','internal.crosslistings','internal.autostart','internal.autoend'],$dom,$crs);
                   2878:     my $currend = '';
                   2879:     my $currstart = '';
                   2880:     my $currsecs = '';
                   2881:     my $currxlists = '';
                   2882:     my $warning = '';
                   2883:     my $curradds = '';
                   2884:     my $currdrops = '';
                   2885:     if ( defined($settings{'internal.autoadds'}) ) {
                   2886:         $curradds = $settings{'internal.autoadds'};
                   2887:     }
                   2888:     if (defined($settings{'internal.autodrops'}) ) {
                   2889:         $currdrops = $settings{'internal.autodrops'};
                   2890:     }
                   2891:     if ( defined($settings{'internal.autostart'}) ) {
                   2892:         $currstart = $settings{'internal.autostart'};
                   2893:     }
                   2894:     if ( defined($settings{'internal.autoend'}) ) {
                   2895:         $currend = $settings{'internal.autoend'};
                   2896:     }
                   2897:     if ( defined($settings{'internal.sectionnums'}) ) {
                   2898:         $currsecs = $settings{'internal.sectionnums'};
                   2899:     }
                   2900:     if ( defined($settings{'internal.crosslistings'}) ) {
                   2901:         $currxlists = $settings{'internal.crosslistings'}
                   2902:     }
                   2903:     unless ($caller eq 'setdates') {
                   2904:         if ( ($currstart eq '') && ($currend eq '') )  {
                   2905:             $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>";
                   2906:         }
                   2907:     }
                   2908:     unless ( ($caller eq 'sections') || ($caller eq 'crosslist') ) {
                   2909:         if ( ($currsecs eq '') && ($currxlists eq '') ) {
                   2910:             $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/>";
                   2911:         }
                   2912:     }
                   2913:     unless ( $caller eq 'chgsettings') {
                   2914:         if ( (!$curradds) && (!$currdrops) ) {
                   2915:             $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/>.";
                   2916:         }
                   2917:     }
                   2918:     return $warning;
1.1       raeburn  2919: }
                   2920: 
                   2921: sub print_reply () {
                   2922:   my ($r,$response,$caller) = @_;
                   2923:   $r->print("
                   2924:             <br/><table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">
                   2925:              <tr>
1.14      raeburn  2926:               <td align=\"left\"><b>$caller</b> - result<br/><br/>$response</td>
1.1       raeburn  2927:              </tr>
                   2928:             </table>
                   2929:   ");
                   2930:   return;
                   2931: }
                   2932: 
                   2933: sub setup_date_selectors {
1.14      raeburn  2934:     my ($starttime,$endtime,$action) = @_;
1.1       raeburn  2935:     if (! defined($starttime)) {
                   2936:         $starttime = time;
1.14      raeburn  2937:         if ($action eq 'setdates') {
1.23      albertel 2938:             if (exists($env{'course.'.$env{'request.course.id'}.
1.1       raeburn  2939:                             '.default_enrollment_start_date'})) {
1.23      albertel 2940:                 $starttime = $env{'course.'.$env{'request.course.id'}.
1.1       raeburn  2941:                                   '.default_enrollment_start_date'};
1.14      raeburn  2942:             }
1.1       raeburn  2943:         }
                   2944:     }
                   2945:     if (! defined($endtime)) {
                   2946:         $endtime = time+(6*30*24*60*60); # 6 months from now, approx
1.14      raeburn  2947:         if ($action eq 'setdates') {
1.23      albertel 2948:             if (exists($env{'course.'.$env{'request.course.id'}.
1.1       raeburn  2949:                             '.default_enrollment_end_date'})) {
1.23      albertel 2950:                 $endtime = $env{'course.'.$env{'request.course.id'}.
1.1       raeburn  2951:                                 '.default_enrollment_end_date'};
1.14      raeburn  2952:             }
1.1       raeburn  2953:         }
                   2954:     }
                   2955:     my $startdateform = &Apache::lonhtmlcommon::date_setter('enter',
                   2956:                                                             'startdate',
                   2957:                                                             $starttime);
                   2958:     my $enddateform = &Apache::lonhtmlcommon::date_setter('enter',
                   2959:                                                           'enddate',
                   2960:                                                           $endtime);
                   2961:     return ($startdateform,$enddateform);
                   2962: }
                   2963: 
                   2964: sub get_dates_from_form {
1.14      raeburn  2965:     my $startdate;
                   2966:     my $enddate;
                   2967:     $startdate = &Apache::lonhtmlcommon::get_date_from_form('startdate');
                   2968:     $enddate   = &Apache::lonhtmlcommon::get_date_from_form('enddate');
1.23      albertel 2969:     if ( exists ($env{'form.no_end_date'}) ) {
1.1       raeburn  2970:         $enddate = 0;
                   2971:     }
                   2972:     return ($startdate,$enddate);
                   2973: }
                   2974: 
                   2975: sub date_setting_table {
1.14      raeburn  2976:     my ($starttime,$endtime,$action) = @_;
                   2977:     my ($startform,$endform) = &setup_date_selectors($starttime,$endtime,$action);
1.57      bisitz   2978:     my $perpetual = '<span class="LC_nobreak"><label><input type="checkbox" name="no_end_date"';
1.14      raeburn  2979:     if (($action eq 'setdates' && defined($endtime) && $endtime == 0) || (($action eq 'setaccess' || $action eq 'updatenow') && ($endtime eq '' || $endtime == 0)) ) {
1.1       raeburn  2980:         $perpetual .= ' checked';
                   2981:     }
1.57      bisitz   2982:     $perpetual.= ' />'.' no ending date</label></span>';
1.1       raeburn  2983:     my $start_table = '';
                   2984:     $start_table .= "<table>\n";
                   2985:     $start_table .= '<tr><td align="right">Starting Date</td>'.
                   2986:         '<td>'.$startform.'</td>'.
                   2987:         '<td>&nbsp;</td>'."</tr>\n";
                   2988:     $start_table .= "</table>";
                   2989:     my $end_table = '';
                   2990:     $end_table .= "<table>\n";
                   2991:     $end_table .= '<tr><td align="right">Ending Date</td>'.
                   2992:         '<td>'.$endform.'</td>'.
                   2993:         '<td>'.$perpetual.'</td>'."</tr>\n";
                   2994:     $end_table .= "</table>\n";
                   2995:     return ($start_table, $end_table);
                   2996: }
                   2997: 
1.42      raeburn  2998: sub validate_lcsec {
                   2999:     my ($curr_groups,$lcsec) = @_;
                   3000:     if (($lcsec eq 'all') || ($lcsec eq 'none')) {
                   3001:         return 'reserved';
                   3002:     } else {
                   3003:         if (exists($$curr_groups{$lcsec})) {
                   3004:             return 'group'; 
                   3005:         }
                   3006:     }
                   3007:     return 'ok';
                   3008: }
                   3009: 
1.48      albertel 3010: sub user_is_courseowner {
                   3011:     my ($courseowner) = @_;
                   3012:     my $user;
                   3013:     if ($courseowner =~ /^[^:]+:[^:]+$/) {
                   3014: 	$user = $env{'user.name'}.':'.$env{'user.domain'};
                   3015:     } else {
                   3016: 	$user = $env{'user.name'};
                   3017:     }
                   3018:     return ($user eq $courseowner);
                   3019: }
                   3020:     
1.1       raeburn  3021: ###################################################################
                   3022: sub handler {
                   3023:     my $r = shift;
                   3024:     if ($r->header_only) {
1.22      albertel 3025: 	&Apache::loncommon::content_type($r,'text/html');
1.1       raeburn  3026:         $r->send_http_header;
                   3027:         return OK;
                   3028:     }
                   3029:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['action','state']);
                   3030:     #  Needs to be in a course
1.23      albertel 3031:     if (! (($env{'request.course.fn'}) &&  (&Apache::lonnet::allowed('cst',$env{'request.course.id'})))) {
1.1       raeburn  3032:         # Not in a course, or not allowed to modify parms
1.23      albertel 3033:         $env{'user.error.msg'}="/adm/populate:cst:0:0:Cannot drop or add students";
1.34      raeburn  3034:         return HTTP_NOT_ACCEPTABLE;
1.1       raeburn  3035:     }
                   3036:     # Start page
1.22      albertel 3037:     &Apache::loncommon::content_type($r,'text/html');
1.1       raeburn  3038:     $r->send_http_header;
                   3039: 
1.34      raeburn  3040:     my @tasks = ("information","chgsettings","setdates","setaccess","notify","crosslist","sections","photos","updatenow","updatephotos","viewclass");
1.1       raeburn  3041:                                                                                  
                   3042:     my %tasklong = (
                   3043:                information => "Task information",
                   3044:                chgsettings => "Automated adds/drops",
                   3045:                setdates => "Change enrollment dates",
1.14      raeburn  3046:                setaccess => "Change access dates",
1.1       raeburn  3047:                notify => "Notification of changes",
                   3048:                crosslist => "Change crosslistings",
                   3049:                sections => "Section settings",
1.34      raeburn  3050:                photos => "Student photo settings",
                   3051:                updatephotos => "Update student photos",
1.1       raeburn  3052:                updatenow => "Update roster now",
                   3053:                newcross => "Add crosslistings",
1.14      raeburn  3054:                newsections => "Add sections",
1.16      raeburn  3055:                viewclass => "View students and change type",
1.1       raeburn  3056:     );
                   3057:                                                                                  
                   3058:     my %tasktitle = (
                   3059:                chgsettings => "Changes to nightly automated enrollments",
                   3060:                setdates => "Changes to first and/or last automated enrollment dates",
1.14      raeburn  3061:                setaccess => "Changes to default start and/or end dates for student access",
1.1       raeburn  3062:                notify => "Notification of enrollment changes",
                   3063:                crosslist => "Changes to crosslistings",
                   3064:                sections => "Changes to section settings",
1.34      raeburn  3065:                photos => "Student photo settings",
                   3066:                updatephotos => "Update student photos",
1.1       raeburn  3067:                updatenow => "Immediate course roster update",
                   3068:                newcross => "Adding new crosslisted courses",
1.14      raeburn  3069:                newsections => "Adding new course sections",
                   3070:                viewclass => "Viewing class roster and enrollment type"
1.1       raeburn  3071:     );
                   3072: 
                   3073:     my $realm = '';
1.23      albertel 3074:     if ( exists($env{'request.course.id'}) ) {
                   3075:         $realm= $env{'course.'.$env{'request.course.id'}.'.description'};
1.1       raeburn  3076:     }
                   3077:     unless ($realm) { $realm='&nbsp;'; }
1.23      albertel 3078:     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
                   3079:     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
1.1       raeburn  3080:     
                   3081:     #
                   3082:     # Main switch on form.action and form.state, as appropriate
                   3083:     #
                   3084: 
                   3085:     my $action = "information";
1.23      albertel 3086:     if ( exists($env{'form.action'}) ) {
                   3087:         $action = $env{'form.action'};
1.1       raeburn  3088:     }
                   3089:     my $state = "choose";
                   3090: 
1.23      albertel 3091:     if ( exists($env{'form.state'}) ) {
                   3092:         $state = $env{'form.state'};
1.1       raeburn  3093:     }
                   3094: 
                   3095:     if ($action eq "information") {
                   3096:         $r->print(&header()); 
                   3097:     } else {
                   3098:         if ($state eq "choose") {
1.16      raeburn  3099:             $r->print(&choose_header($action));
1.1       raeburn  3100:         } else {
                   3101:             if ($action eq "crosslist") {
1.23      albertel 3102:                 if ( exists($env{'form.numcross'}) ) {
                   3103:                     if ( $env{'form.numcross'} > 0 ) {
1.16      raeburn  3104:                         $r->print(&choose_header($action));
1.1       raeburn  3105:                     } else {
                   3106:                         $r->print(&header());
                   3107:                     }
                   3108:                 } else {
                   3109:                     $r->print(&header());
                   3110:                 }
                   3111:             } elsif ($action eq "sections") {
1.23      albertel 3112:                 if ( exists($env{'form.numsec'}) ) {
                   3113:                     if ( $env{'form.numsec'} > 0 ) {
1.16      raeburn  3114:                         $r->print(&choose_header($action));
1.1       raeburn  3115:                     } else {
                   3116:                         $r->print(&header());
                   3117:                     }
                   3118:                 } else {
                   3119:                     $r->print(&header());
                   3120:                 }
                   3121:             } else {
                   3122:                 $r->print(&header());
                   3123:             }
                   3124:         }
                   3125:     }
1.12      raeburn  3126: 
1.1       raeburn  3127:     my $reply = 0;
                   3128:     unless ($state eq "choose") { $reply = 1; }
                   3129: 
                   3130:     &print_mainbox($r,\%tasklong,$realm,$reply);
                   3131:     &print_navmenu($r,\@tasks,\%tasklong);
                   3132:     
                   3133:     if (($state eq "choose") || ($action eq "information")) {
1.13      raeburn  3134:         &print_main_frame($r,$realm,$dom,$crs,\%tasktitle);
1.1       raeburn  3135:     } elsif ($action eq "chgsettings") {
                   3136:         &print_chgsettings_response($r,$realm,$dom,$crs,$action,\%tasktitle);
                   3137:     } elsif ($action eq "setdates") {
                   3138:         &print_setdates_response($r,$realm,$dom,$crs,$action,\%tasktitle);
1.14      raeburn  3139:     } elsif ($action eq "setaccess") {
                   3140:         &print_setaccess_response($r,$realm,$dom,$crs,$action,\%tasktitle);
1.1       raeburn  3141:     } elsif ($action eq "notify") {
                   3142:         &print_notify_response($r,$realm,$dom,$crs,$action,\%tasktitle);
                   3143:     } elsif ($action eq "sections") {
1.13      raeburn  3144:         &print_sections_menu($r,$realm,$dom,$crs,$action,\%tasktitle);
1.1       raeburn  3145:     } elsif ($action eq "crosslist") {
1.13      raeburn  3146:         &print_crosslistings_menu($r,$realm,$dom,$crs,$action,\%tasktitle);
1.1       raeburn  3147:     } elsif ($action eq "updatenow") {
1.13      raeburn  3148:         &print_update_result($r,$realm,$dom,$crs,$action,\%tasktitle);
1.1       raeburn  3149:     } elsif ($action eq "photos") {
1.34      raeburn  3150:         if ($state eq "photoupdate") {
                   3151:             &print_photoupdate_response($r,$realm,$dom,$crs,$action,\%tasktitle);
                   3152:         } else { 
                   3153:             &photo_permission($r,$realm,$dom,$crs,$action,\%tasktitle);
                   3154:         }
                   3155:     } elsif ($action eq "updatephotos") {
                   3156:         &print_photoupdate_response($r,$realm,$dom,$crs,$action,\%tasktitle);
1.1       raeburn  3157:     } elsif ($action eq "newcross") {
1.13      raeburn  3158:         &print_crosslistings_response($r,$realm,$dom,$crs,$action,\%tasktitle);    
1.1       raeburn  3159:     } elsif ($action eq "newsections") {
1.13      raeburn  3160:         &print_sections_response($r,$realm,$dom,$crs,$action,\%tasktitle);
1.14      raeburn  3161:     } elsif ($action eq "viewclass") {
                   3162:         &print_viewclass_response($r,$realm,$dom,$crs,$action,\%tasktitle);
1.1       raeburn  3163:     }
                   3164:     &print_doc_base($r);  
                   3165:     return OK;
                   3166: }
                   3167: ###################################################################
                   3168: 1;

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