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Diff for /loncom/interface/lonpopulate.pm between versions 1.8 and 1.35

version 1.8, 2003/12/29 16:34:39 version 1.35, 2006/02/07 16:21:26
Line 31  use Apache::lonnet; Line 31  use Apache::lonnet;
 use Apache::loncommon;  use Apache::loncommon;
 use Apache::lonhtmlcommon;  use Apache::lonhtmlcommon;
 use Apache::lonlocal;  use Apache::lonlocal;
   use Apache::loncoursedata;
 use Apache::Constants qw(:common :http REDIRECT);  use Apache::Constants qw(:common :http REDIRECT);
 use Time::Local;  use Time::Local;
 use LONCAPA::Enrollment;  use LONCAPA::Enrollment;
 use localenroll;  
   
 ###############################################################  ###############################################################
 sub header {  sub header {
       my $html=&Apache::lonxml::xmlbegin();
     my $bodytag=&Apache::loncommon::bodytag('Classlist Manager');      my $bodytag=&Apache::loncommon::bodytag('Classlist Manager');
     return(<<ENDHEAD);      return(<<ENDHEAD);
 <html>  $html
 <head>  <head>
 <title>LON-CAPA Classlist Manager</title>  <title>LON-CAPA Classlist Manager</title>
 </head>  </head>
Line 51  ENDHEAD Line 52  ENDHEAD
 ###############################################################  ###############################################################
   
 sub choose_header {  sub choose_header {
       my $action = shift;
     my $bodytag=&Apache::loncommon::bodytag('Classlist Manager');      my $bodytag=&Apache::loncommon::bodytag('Classlist Manager');
     my $scripttag = qq|      my $scripttag = qq|
 <script language='javascript' type='text/javascript'>  <script language='javascript' type='text/javascript'>
 <!--  <!--
 function process(calling) {  function process(calling,numauto,nummanual,numlock,numunlock) {
  var checker = 1   var checker = 1
  var rad1 = 0   var rad1 = 0
  var rad2 = 0   var rad2 = 0
  var formName = document.forms.enter   var formName = document.forms.enter
    if (calling == "viewclass") {
        formName = document.forms.studentform
    }
  formName.action.value = calling   formName.action.value = calling
  if (calling == "chgsettings") {   if (calling == "chgsettings") {
    for (var j=0; j<formName.autoadds.length; j++) {     for (var j=0; j<formName.autoadds.length; j++) {
Line 73  function process(calling) { Line 78  function process(calling) {
        }         }
    }     }
    if (rad1 == 0) {     if (rad1 == 0) {
        alert("You must check either 'Enable' or 'Disable' for nightly additions based on classlist changes")         alert("You must select either 'Enable' or 'Disable' for nightly additions based on classlist changes")
        checker = 0         checker = 0
    }     }
    if (rad2 == 0) {     if (rad2 == 0) {
        alert("You must check either 'Enable' or 'Disable' for nightly removals based on classlist changes")         alert("You must select either 'Enable' or 'Disable' for nightly removals based on classlist changes")
        checker = 0         checker = 0
    }     }
  }   }
Line 101  function process(calling) { Line 106  function process(calling) {
          }           }
      }       }
      if (rad1 == 0) {       if (rad1 == 0) {
          alert("You must check either 'Enable' or 'Disable' for nightly additions based on classlist changes")           alert("You must select either 'Yes' or 'No' for immediate addition of newly registered students to the roster")
          checker = 0           checker = 0
      }       }
      if (rad2 == 0) {       if (rad2 == 0) {
          alert("You must check either 'Enable' or 'Disable' for nightly removals based on classlist changes")           alert("You must select either 'Yes' or 'No' for immediate removal of unregistered students from the roster")
          checker = 0           checker = 0
      }       }
      if (formName.updatedrops[unenrolldis].checked && formName.updateadds[enrolldis].checked ) {       if (formName.updatedrops[unenrolldis].checked && formName.updateadds[enrolldis].checked ) {
          alert("You have checked 'Disable' 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")           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")
          checker = 0           checker = 0
      }       }
  }   }
    if (calling == "viewclass") {
        var totcheck = 0
        var numchk = 0
        if (numauto > 0) {
            numchk = countChecked(document.studentform.chgauto);
            totcheck = totcheck + numchk
        }
        if (nummanual > 0) {
            numchk = countChecked(document.studentform.chgmanual);
            totcheck = totcheck + numchk
        }
        if (numlock > 0) {
            numchk = countChecked(document.studentform.lockchg);
            totcheck = totcheck + numchk
        }
        if (numunlock > 0) {
            numchk = countChecked(document.studentform.unlockchg);
            totcheck = totcheck + numchk
        }
        if (totcheck > 0) {
           document.forms.studentform.state.value = "process";
        }
        if (totcheck == 0) {
           alert("You must check at least one checkbox, before proceeding to the next page")
           checker = 0
        }
    } 
  if (checker == 1) {     if (checker == 1) {  
      formName.submit();       formName.submit();
  }   }
 }  }
   |;
       if ($action eq 'viewclass') {
           $scripttag .= &Apache::loncommon::check_uncheck_jscript();
           $scripttag .= qq|
   function countChecked(field) {
       var count = 0;
       if (field.length > 0) {
           for (var i=0; i<field.length; i++) {
               if (field[i].checked == true) {
                   count ++
               }
           }
       } else {
           if (field.checked == true) {
               count ++
           }
       }
       return count
   }
   
   |;
       }
       $scripttag .= qq|
 // End hiding -->  // End hiding -->
 </script>  </script>
 |;  |;
       my $html=&Apache::lonxml::xmlbegin();
     return(<<ENDHEAD);      return(<<ENDHEAD);
 <html>  $html
 <head>  <head>
 <title>LON-CAPA Classlist Manager</title>  <title>LON-CAPA Classlist Manager</title>
 $scripttag  $scripttag
Line 132  ENDHEAD Line 188  ENDHEAD
 sub print_mainbox {  sub print_mainbox {
     my ($r,$tasklongref,$realm,$reply) = @_;      my ($r,$tasklongref,$realm,$reply) = @_;
     my $action = "information";      my $action = "information";
     if ( exists($ENV{'form.action'}) ) {      if ( exists($env{'form.action'}) ) {
         $action = $ENV{'form.action'};          $action = $env{'form.action'};
     }      }
     my $page = '';      my $page = '';
     if ($action eq "information") {      if ($action eq "information") {
Line 170  ENDTHIS Line 226  ENDTHIS
 sub print_navmenu {  sub print_navmenu {
     my ($r,$tasksref,$tasklongref) = @_;      my ($r,$tasksref,$tasklongref) = @_;
     my $action = "information";      my $action = "information";
     if (exists($ENV{'form.action'}) ) {      if (exists($env{'form.action'}) ) {
         $action = $ENV{'form.action'};          $action = $env{'form.action'};
     }      }
     $r->print(<<ENDONE);      $r->print(<<ENDONE);
   <td width="10" valign="top" bgcolor="#DDFFFF">&nbsp;</td>    <td width="10" valign="top" bgcolor="#DDFFFF">&nbsp;</td>
Line 209  ENDONE Line 265  ENDONE
 sub print_main_frame {  sub print_main_frame {
   my ($r,$realm,$dom,$crs,$tasktitleref) = @_;    my ($r,$realm,$dom,$crs,$tasktitleref) = @_;
   my $action = "information";    my $action = "information";
   if (exists($ENV{'form.action'}) ) {    if (exists($env{'form.action'}) ) {
       $action = $ENV{'form.action'};        $action = $env{'form.action'};
   }    }
   
 # Get course settings  # Get course settings
Line 220  sub print_main_frame { Line 276  sub print_main_frame {
   foreach my $item (keys %settings) {    foreach my $item (keys %settings) {
       if ($item =~ m/^internal\.(.+)$/) {        if ($item =~ m/^internal\.(.+)$/) {
           $enrollvar{$1} = $settings{$item};            $enrollvar{$1} = $settings{$item};
         } elsif ($item =~ /^default_enrollment_(start|end)_date$/) {
             $enrollvar{$item} = $settings{$item};
       }        }
   }    }
   
Line 231  sub print_main_frame { Line 289  sub print_main_frame {
               <td><b>Use the menu on the left to choose an enrollment management task.</b><br/><br/></td>                <td><b>Use the menu on the left to choose an enrollment management task.</b><br/><br/></td>
             <tr>              <tr>
               <td>&nbsp;</td>                <td>&nbsp;</td>
               <td>Use <i>"Automated adds/drops"</i> to enable or disable automatic nightly adds or drops in your LON-CAPA course based on instututional enrollment information.</td>                <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>
             </tr>              </tr>
             <tr>              <tr>
               <td>&nbsp;</td>                <td>&nbsp;</td>
Line 239  sub print_main_frame { Line 297  sub print_main_frame {
             </tr>              </tr>
             <tr>              <tr>
               <td>&nbsp;</td>                <td>&nbsp;</td>
                 <td>Use <i>"Change access dates"</i> to change the default start and/or end dates for student roles created by automated enrollment.</td>
               </tr>
               <tr>
                 <td>&nbsp;</td>
               <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>                <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>
             </tr>              </tr>
             <tr>              <tr>
Line 250  sub print_main_frame { Line 312  sub print_main_frame {
               <td>Use <i>"Section settings"</i> to make changes to the choice of sections included for enrollment in your LON-CAPA course.</td>                <td>Use <i>"Section settings"</i> to make changes to the choice of sections included for enrollment in your LON-CAPA course.</td>
             </tr>              </tr>
               <td>&nbsp;</td>                <td>&nbsp;</td>
               <td>Use <i>"Student photos"</i> to enable or disable automatic upload of student photos to your course.</td>                <td>Use <i>"Student photos settings"</i> to enable or disable automatic import of photos for registered students in your course.</td>
             </tr>              </tr>
             <tr>              <tr>
               <td>&nbsp;</td>                <td>&nbsp;</td>
               <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>                <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>
             </tr>              </tr>
             <tr>              <tr>
                 <td>&nbsp;</td>
                 <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>
               </tr>
               <tr>
                 <td>&nbsp;</td>
                 <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>
               </tr>
               <tr>
              <td colspan='2'>&nbsp;</td>               <td colspan='2'>&nbsp;</td>
             </tr>              </tr>
             <tr>              <tr>
Line 328  Note: Any students added manually by cou Line 398  Note: Any students added manually by cou
             </form>              </form>
       ");        ");
   } elsif ($action eq "setdates") {    } elsif ($action eq "setdates") {
       my ($start_table,$end_table) = &date_setting_table($enrollvar{autostart},$enrollvar{autoend});        my ($start_table,$end_table) = &date_setting_table($enrollvar{autostart},$enrollvar{autoend},$action);
       my $oldstartshow = localtime($enrollvar{autostart});        my $oldstartshow = '';
       my $oldendshow = localtime($enrollvar{autoend});        my $oldendshow = '';
       if ($enrollvar{autoend} == 0) {        if ( defined($enrollvar{autostart}) ) {
           $oldendshow = "No ending date";            $oldstartshow = &Apache::lonlocal::locallocaltime($enrollvar{autostart});
         }
         if ( defined($enrollvar{autoend}) ) {
             $oldendshow = &Apache::lonlocal::locallocaltime($enrollvar{autoend});
             if ($enrollvar{autoend} == 0) {
                 $oldendshow = "No ending date";
             }
         }
         my $dateshow;
         if ( ($oldendshow eq '') && ($oldstartshow eq '') ) {
            $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";
         } else {
            $dateshow = "Currently: First enrollment: <b><i>$oldstartshow</i></b>, Last enrollment: <b><i>$oldendshow</i></b>\n";
       }        }
       $r->print(<<ENDTWO);        $r->print(<<ENDTWO);
                   <form name="enter" method="post"><br/>                                  <form name="enter" method="post"><br/>              
                   <table width="100%" border="0" cellpadding="2" cellspacing="2">                    <table width="100%" border="0" cellpadding="2" cellspacing="2">
            <tr>             <tr>
             <td align="left"><b>$$tasktitleref{$action}</b><br/>              <td align="left"><b>$$tasktitleref{$action}</b><br/><br/>
              Currently: First enrollment: <i>$oldstartshow</i>, Last enrollment: <i>$oldendshow</i>                       $dateshow
             </td>              </td>
                    </tr>                     </tr>
           </table>            </table>
Line 388  Note: Any students added manually by cou Line 470  Note: Any students added manually by cou
                     </td>                      </td>
            </tr>             </tr>
                   </table>                    </table>
                   <input type=\"hidden\" name=\"action\" value=\"$action\">                    <input type="hidden" name="action" value="$action">
                   <input type=\"hidden\" name=\"state\" value=\"process\">                    <input type="hidden" name="state" value="process">
                     </form>
   ENDTWO
     } elsif ($action eq "setaccess") {
         &print_accessdate_table($r,\%enrollvar,$tasktitleref,$action);
         $r->print(<<ENDTWO);
                     <table width="100%">
                      <tr>
                       <td align="right">
                         <input type="button" name="$action" value="Go" onClick="process('$action')" />
                       </td>
                      </tr>
                     </table>
                     <input type="hidden" name="action" value="$action">
                     <input type="hidden" name="state" value="process">
                   </form>                    </form>
 ENDTWO  ENDTWO
   } elsif ($action eq "notify") {    } elsif ($action eq "notify") {
       my @notified = ();  
       if ($enrollvar{notifylist} =~ m/,/) {  
           @notified = split/,/,$enrollvar{notifylist};  
       } else {  
           @notified = $enrollvar{notifylist};  
       }  
       my $notifycount = 0;        my $notifycount = 0;
         my @notified = split(/,/,$enrollvar{notifylist});
       foreach  (@notified) {        foreach  (@notified) {
         unless ($_ eq '') { $notifycount ++; }     unless ($_ eq '') { $notifycount ++; } 
       }        }
       my $noteset = '';        my $noteset = '';
       if ($notifycount) {        if ($notifycount) {
Line 448  ENDTWO Line 539  ENDTWO
           my @roleinfo = split/:/,$_;            my @roleinfo = split/:/,$_;
           if ($roleinfo[0] eq 'cc')  {            if ($roleinfo[0] eq 'cc')  {
               unless (grep/^$roleinfo[1]\@$roleinfo[2]/,@ccs) {                unless (grep/^$roleinfo[1]\@$roleinfo[2]/,@ccs) {
                   my $active_cc = &LONCAPA::Enrollment::check_user_status($roleinfo[2],$roleinfo[1],$dom,$crs,'cc');                    my $active_cc = &Apache::loncommon::check_user_status($roleinfo[2],$roleinfo[1],$dom,$crs,'cc');
                   if ($active_cc eq 'ok') {                    if ($active_cc eq 'active') {
                       push @ccs, "$roleinfo[1]\@$roleinfo[2]";                        push @ccs, "$roleinfo[1]\@$roleinfo[2]";
                       $pname{"$roleinfo[1]\@$roleinfo[2]"} = &Apache::loncommon::plainname($roleinfo[1],$roleinfo[2]);                        $pname{"$roleinfo[1]\@$roleinfo[2]"} = &Apache::loncommon::plainname($roleinfo[1],$roleinfo[2]);
                       if (grep/^$roleinfo[1]\@$roleinfo[2]$/,@notified) {                        if (grep/^$roleinfo[1]\@$roleinfo[2]$/,@notified) {
Line 473  ENDTWO Line 564  ENDTWO
               }                }
           }            }
       }        }
       my $viewer = $ENV{'user.name'}.'@'.$ENV{'user.domain'};        my $viewer = $env{'user.name'}.'@'.$env{'user.domain'};
       unless ( (grep/^$viewer$/,@ccs) || ($viewer eq '') )  {        unless ( (grep/^$viewer$/,@ccs) || ($viewer eq '') )  {
           push @ccs,$viewer;            push @ccs,$viewer;
           $pname{$viewer} =  &Apache::loncommon::plainname($ENV{'user.name'},$ENV{'user.domain'});            $pname{$viewer} =  &Apache::loncommon::plainname($env{'user.name'},$env{'user.domain'});
           $notifystate{$viewer} = 0;            $notifystate{$viewer} = 0;
       }        }
   
Line 546  ENDTWO Line 637  ENDTWO
           </form>            </form>
       ");        ");
   } elsif ($action eq "crosslist") {    } elsif ($action eq "crosslist") {
       my @xlists = ();        my @xlists;
       if ($enrollvar{crosslistings} =~ m/,/) {        if ($enrollvar{crosslistings} ne '') {
           @xlists = split/,/,$enrollvar{crosslistings};    @xlists = split(/,/,$enrollvar{crosslistings});
       } elsif ($enrollvar{crosslistings} ne '') {  
           $xlists[0] = $enrollvar{crosslistings};  
       }        }
       my $cross_str = @xlists;        my $cross_str = @xlists;
       $r->print("        $r->print("
Line 579  ENDTWO Line 668  ENDTWO
           for (my $i=0; $i<@xlists; $i++) {            for (my $i=0; $i<@xlists; $i++) {
               my $xl = '&nbsp;';                my $xl = '&nbsp;';
               my $gp = '&nbsp;';                my $gp = '&nbsp;';
               if ($xlists[$i] =~ /(\w+):(.+)$/) {                if ($xlists[$i] =~ /^([^:]+):?(.*)$/) {
                   $xl = $1;                    $xl = $1;
                   $gp = $2;                    $gp = $2;
               }                               }               
Line 629  ENDTWO Line 718  ENDTWO
             </form>               </form> 
       ");        ");
   } elsif ($action eq "sections") {    } elsif ($action eq "sections") {
       my @sections = &localenroll::get_sections($enrollvar{coursecode});        my @sections = ();
       my @storedsections = ();        @sections = &Apache::lonnet::auto_get_sections($crs,$dom,$enrollvar{coursecode});
         my @storedsections = split(/,/,$enrollvar{sectionnums});
       my @currsections = ();        my @currsections = ();
       my %sec_id = ();        my %sec_id = ();
       if ($enrollvar{sectionnums} =~ m/,/) {  
           @storedsections = split/,/,$enrollvar{sectionnums};  
       } else {  
           $storedsections[0] = $enrollvar{sectionnums};  
       }  
       foreach (@storedsections) {        foreach (@storedsections) {
           if ($_ =~ m/^(\w+):(\w*)$/) {            if ($_ =~ m/^(\w+):(\w*)$/) {
               push @currsections, $1;                push @currsections, $1;
Line 802  your changes.</td> Line 887  your changes.</td>
                         <input type=\"radio\" name=\"showphotos\" value=\"0\" checked=\"true\" />&nbsp;No                          <input type=\"radio\" name=\"showphotos\" value=\"0\" checked=\"true\" />&nbsp;No
           ");            ");
       }        }
       $r->print("        $r->print('
                        </td>
                       </tr>
         ');
         my ($result,$perm_reqd)=&Apache::lonnet::auto_photo_permission($crs,$dom);
         my $can_enable = 1;
         my $institution = $Apache::lonnet::domaindescription{$dom};
         if ($result eq 'ok') {
             if ($perm_reqd eq 'yes') {
                 if (!($enrollvar{'photopermission'} eq 'yes')) {
                     $can_enable = 0;
                 } else {
                     if ($env{'user.name'} eq $enrollvar{'courseowner'}) {
                         $r->print('
                       <tr>
                        <td>'.
   &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 Course Coordinators can choose to automatically import student photos into this course.').'<br /><nobr><label>'.&mt('[_1] owner acceptance of these conditions of use?','<b>Cancel</b>').'&nbsp;<input type="checkbox" name="cancel_agreement" value="1" /></label></nobr>
                      </td>                       </td>
                     </tr>                      </tr>
                         ');
                     }
                 }
             }
         } else {
             $r->print('
                       <tr>
                        <td>'.
   &mt('There was a problem determining whether course owner permission is required in order for a course coordinator to have access to student photos in this domain.').' '.&mt('As a result you will not be able to configure access to student photos at this time').'<br /><br /><input type="button" name=mainmenu" value="Go back" onclick="javascript:history.go(-1);" />
                       </td>
                      </tr>
                     </form>
             ');
             return;
         }
         if ($can_enable) {
             $r->print('
                     <tr>                      <tr>
                      <td>                       <td>
                       <font color=\"#888888\">                        <font color="#888888">'.
 Note: if you enable automatic import of student photos, your course will automatically have access to photos stored by your institution for all officially registered students, via a conduit established by your LON-CAPA domain coordinator.    &mt('Note: if you enable automatic import of student photos, your course will automatically have access to photos stored by your institution for officially registered students, via a conduit established by your LON-CAPA domain coordinator.').'  
                       </font>                        </font>
                      </td>                       </td>
                     </tr>                      </tr>
   ');
         } else {
             if ($env{'user.name'} eq $enrollvar{'courseowner'}) {
                 $r->print('
                       <tr>
                        <td>'.
   &mt('[_1] requires a course owner to indicate acceptance of conditions of use of digital student photos before enabling automatic import into a course. If you choose to enable import of photos you will be prompted for your agreement on the next page.',$institution).'
                        </td>
                       </tr>
                  ');
             } else {
                 my ($ownername,$owneremail) = &get_ownerinfo($dom,
                                                       $enrollvar{'courseowner'});
                 $r->print('
                       <tr>
                        <td>'.
   &mt('The policies of your institution [_1] require that the course owner [_2] must indicate acceptance of the conditions of use of digital photos of registered students, before they may be made available for use in a course.',$institution,$ownername).'<br /><br />'.&mt('Please direct the course owner (e-mail: [_1]) to visit the "Student photos" page in the Automated Enrollment Manager to indicate acceptance of these conditions of use',$owneremail).'<br /><br /><input type="button" name=mainmenu" value="Go back" onclick="javascript:history.go(-1);" />
                       </td>
                      </tr>
                     </form>
                ');
                return;
             }
         }
         $r->print('
                     <tr>                      <tr>
                      </td>&nbsp;</td>                       </td>&nbsp;</td>
                     </tr>                      </tr>
                     <tr>                      <tr>
                      <td align=\"right\">                       <td align="right">
                       <input type=\"button\" name=\"showphotos\" value=\"Go\" onClick=\"process('photos')\">                        <input type="button" name="showphotos" value="Go" onClick="process('."'photos'".')">
                      </td>                       </td>
                     </tr>                      </tr>
                    </table>                     </table>
                    <input type=\"hidden\" name=\"action\" value=\"$action\">                     <input type="hidden" name="action" value="'.$action.'">
                    <input type=\"hidden\" name=\"state\" value=\"process\">                     <input type="hidden" name="state" value="process">
                    </form>                     </form>
       ");        ');
   } elsif ($action eq "updatenow") {    } elsif ($action eq "updatenow") {
       $r->print("        $r->print("
                    <form name=\"enter\" method=\"post\"><br/>                     <form name=\"enter\" method=\"post\"><br/>
Line 837  Note: if you enable automatic import of Line 980  Note: if you enable automatic import of
    <table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"3\">     <table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"3\">
     <tr>      <tr>
      <td>       <td>
               Add any students currently included in institutional classlist(s) but not enrolled in your LON-CAPA course.                 Add any students currently included in institutional classlist(s) but not enrolled in your LON-CAPA course.<br />  
       <input type=\"radio\" name=\"updateadds\" value=\"1\">&nbsp;Yes&nbsp;        <input type=\"radio\" name=\"updateadds\" value=\"1\">&nbsp;Yes&nbsp;<input type=\"radio\" name=\"updateadds\" value=\"0\">&nbsp;No&nbsp;
       <input type=\"radio\" name=\"updateadds\" value=\"0\">&nbsp;No&nbsp;  
                      </td>                       </td>
                     </tr>                      </tr>
                     <tr>                      <tr>
                      <td>                       <td>
                Expire students previously added by nightly enrollment process, but no longer listed in institutional  classlist(s).                                   Expire students previously added by nightly enrollment process, but no longer listed in institutional  classlist(s).<br />                  
                 <input type=\"radio\" name=\"updatedrops\" value=\"1\">&nbsp;Yes&nbsp;                        <input type=\"radio\" name=\"updatedrops\" value=\"1\">&nbsp;Yes&nbsp;
                 <input type=\"radio\" name=\"updatedrops\" value=\"0\">&nbsp;No&nbsp;<br/>                        <input type=\"radio\" name=\"updatedrops\" value=\"0\">&nbsp;No&nbsp;<br/>
               </td>                       </td>
              </tr>                      </tr>
              <tr>                      <tr>
               <td>                       <td><font color=\"#888888\">
                <font color=\"#888888\">  
 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.  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.
                </font>                        </font>
               </td>                       </td>
              </tr>                      </tr>
              <tr>                      <tr>
               <td align=\"right\">                       <td>
                <input type=\"button\" name=\"updatenow\" value=\"Go\" onClick=\"process('updatenow')\">        ");
               </td>        &print_accessdate_table($r,\%enrollvar,$tasktitleref,$action);
              </tr>        $r->print("
     </table>                       </td>
             <input type=\"hidden\" name=\"action\" value=\"$action\">                      </tr>
             <input type=\"hidden\" name=\"state\" value=\"process\">                      <tr>
             </form>                       <td align=\"right\">
                         <input type=\"button\" name=\"updatenow\" value=\"Go\" onClick=\"process('updatenow')\" />
                        </td>
                       </tr>
              </table>
                      <input type=\"hidden\" name=\"action\" value=\"$action\" />
                      <input type=\"hidden\" name=\"state\" value=\"process\" />
                     </form>
         ");
     } elsif ($action eq 'updatephotos') {
         $r->print("
                      <table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">
                       <tr>
                        <td align=\"left\"><b>$$tasktitleref{$action}</b>
                        </td>
                       </tr><tr><td>");
         if ($enrollvar{'showphotos'}) {
             my ($update,$commentary) = &Apache::lonnet::auto_photochoice($crs,
          $dom);
             $r->print('<br />'.$commentary.'<br /><br />
   <form name="photoupdate" method="post">
   <input type ="button" name="retrieve" value="'.&mt('Update photo repository').'"
   onclick="javascript:document.photoupdate.submit()" />
   <input type ="hidden" name="action" value="'.$action.'" />
   <input type ="hidden" name="state" value="process" />
   </form>');
         } else {
             $r->print('Update of photos is unavailable, as import of student photos is currently disabled.<br />Enable this first via: <a href="/adm/populate?action=photos">'.$$tasktitleref{'photos'}.'</a>');
         }
         $r->print('</td></tr>
                    <tr><td>&nbsp;</td></tr>
                   </table>');
     } elsif ($action eq 'viewclass') {
         $r->print("
                      <form name=\"studentform\" method=\"post\"><br/>
                      <table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">
                       <tr>
                        <td align=\"left\"><b>$$tasktitleref{$action}</b>
                        </td>
                       </tr>
                       <tr>
                        <td>Section changes, name changes, and class drops that can be set to occur either automatically or when using the <b>'Update roster now'</b> feature, will affect only those students with an enroll type of <b>'auto'</b>. Students with an enroll type of <b>'manual'</b>, will be converted automatically to the 'auto' type, when they first appear in the institutional classlist for the course - as long as nightly adds are enabled and active, or the update roster utility is used.  Use the 'Lock' checkbox for any manually enrolled students for whom you wish to prevent type conversion. Use the 'Change' checkbox to switch the enroll type from auto to manual, and vice versa. Use the 'Unlock' checkbox for any maually enrolled students for whom you no longer wish to lock the enroll type.  Click the 'Go' button at the end of the page to process your desired changes.</td>
                       </tr>
                       <tr><td>&nbsp;</td></tr> 
                      </table>
                      <table>
                       <tr>
                        <td>
       ");        ");
         if (! exists($env{'form.sortby'})) {
             $env{'form.sortby'} = 'username';
         }
         if ($env{'form.Status'} !~ /^(Any|Expired|Active)$/) {
             $env{'form.Status'} = 'Active';
         }
         my $status_select = &Apache::lonhtmlcommon::StatusOptions($env{'form.Status'});
   #  Get current classlist
         my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist();
         if (! defined($classlist)) {
             $r->print(&mt('There are no students either currently or previously enrolled.').
                         "\n");
         } else {
             $r->print(&mt('Student Status: [_1]',$status_select)."\n");
             $r->print('<input type="submit" value="'.&mt('Update Display').'" />'.
                 "\n</p>\n");
   
             my ($studentcount,$autocount,$manualcount,$lockcount,$unlockcount) = &Apache::londropadd::show_class_list($r,'autoenroll','nothing',$env{'form.Status'},$classlist,$keylist);
             $r->print("
                        </td>
                       </tr>
             ");
             if ($studentcount > 0) {
                 $r->print("
                       <tr><td><table border=\"0\" cellpadding=\"5\"><tr>
                 ");
                 my $cellcount = 0;
                 if ($autocount > 0) {
                     $cellcount ++;
                     $r->print(<<END);
                          <td><fieldset><legend>&nbsp;<b>Change auto</b></legend><input type="button" value="check all" onclick="javascript:checkAll(document.studentform.chgauto)" />&nbsp;&nbsp;
                          <input type="button" value="uncheck all" onclick="javascript:uncheckAll(document.studentform.chgauto)" /></fieldset></td>
   END
                 }
                 if ($manualcount > 0) {
                     $cellcount ++;
                     $r->print(<<END);
                          <td><fieldset><legend>&nbsp;<b>Change manual</b></legend><input type="button" value="check all" onclick="javascript:checkAll(document.studentform.chgmanual)" />&nbsp;&nbsp;
                          <input type="button" value="uncheck all" onclick="javascript:uncheckAll(document.studentform.chgmanual)" /></fieldset></td>
   END
                 }
                 if ($lockcount > 0) {
                     if ($cellcount == 2) {
                         $r->print("</tr><tr>");
                     }
                     $cellcount ++;
                     $r->print(<<END);
                          <td><fieldset><legend>&nbsp;<b>Lock manual</b></legend><input type="button" value="check all" onclick="javascript:checkAll(document.studentform.lockchg)" />&nbsp;&nbsp;
                          <input type="button" value="uncheck all" onclick="javascript:uncheckAll(document.studentform.lockchg)" /></fieldset></td>
   END
                 }
                 if ($unlockcount > 0) {
                     if ($cellcount == 2) {
                         $r->print("</tr><tr>");
                     }
                     $cellcount ++;
                     $r->print(<<END);
                          <td><fieldset><legend>&nbsp;<b>Unlock manual</b></legend><input type="button" value="check all" onclick="javascript:checkAll(document.studentform.unlockchg)" />&nbsp;&nbsp;
                          <input type="button" value="uncheck all" onclick="javascript:uncheckAll(document.studentform.unlockchg)" /></fieldset></td>
   END
                 }
                 $r->print("
                          </tr>
                         </table>
                        <td>&nbsp;</td>
                       </tr>
                       <tr>
                        <td align=\"right\">
                         <input type=\"button\" name=\"viewclass\" value=\"Go\" onClick=\"process('viewclass','$autocount','$manualcount','$lockcount','$unlockcount')\" />
                        </td>
                       </tr>
                 ");
             }
             $r->print("
                      </table>
                      <input type=\"hidden\" name=\"action\" value=\"$action\" />
                      <input type=\"hidden\" name=\"state\" value=\"choose\" />
                     </form>
             ");
         }
   }    }
 }  }
   
   sub print_accessdate_table {
       my ($r,$enrollvar,$tasktitleref,$action) = @_;
       my ($start_table,$end_table) = &date_setting_table($$enrollvar{'default_enrollment_start_date'},$$enrollvar{'default_enrollment_end_date'},$action);
       my $oldstartshow = '';
       my $oldendshow = '';
       if ( defined($$enrollvar{'default_enrollment_start_date'}) ) {
           $oldstartshow = &Apache::lonlocal::locallocaltime($$enrollvar{'default_enrollment_start_date'});
       }
       if ( defined($$enrollvar{'default_enrollment_end_date'}) ) {
           $oldendshow = &Apache::lonlocal::locallocaltime($$enrollvar{default_enrollment_end_date});
           if ($$enrollvar{'default_enrollment_end_date'} eq '0') {
               $oldendshow = "No ending date";
           }
       }
       my %lt =&Apache::lonlocal::texthash(
            'cuno' => 'Currently NO default first access or last access dates are set.',
            '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.',
            '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.',
            'setf' => 'Set date of first access',
            'setl' => 'Set date of last access',
            'freg' => 'for registered students added via automated enrollment',
            'fnew' => 'for new students added when you update the class roster',
            '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.',
            'ncds'  => 'changing default start and end access dates will affect future enrollments and ALSO currently inactive students (i.e., those for whom access will begin in the future).  To change access dates for currently active students, you should change the access dates via this screen, then use Enrollment manager -> Drop Students to drop the students, and then use Automated Enrollment Manager -> Update roster now to re-enroll them with the new access dates.'
   
       );
       my $dateshow;
       if ( ($oldendshow eq '') && ($oldstartshow eq '') ) {
          $dateshow = "<br/><font size='+1'>".&mt('Warning')."</font>.&nbsp;".$lt{'cuno'}." ";
          if ($action eq 'setaccess') {
              $dateshow .= $lt{'ifyo'}."\n";
          } elsif ($action eq 'updatenow') {
              $dateshow .= $lt{'ifyd'}."\n";
          }
       } else {
           $dateshow = &mt('Currently: default first access').": <b><i>$oldstartshow</i></b>, ".&mt('default last access').": <b><i>$oldendshow</i></b>\n";
       }
       if ($action eq 'setaccess') {
           $r->print(<<ENDONE);
                   <form name="enter" method="post"><br/>
                   <table width="100%" border="0" cellpadding="2" cellspacing="2">
                    <tr>
                     <td align="left"><b>$$tasktitleref{$action}</b>
                     <br /><br />
                      $dateshow
                     </td>
                    </tr>
                   </table>
   ENDONE
       } elsif ($action eq 'updatenow') {
           $r->print("
                   <br /><br />$dateshow\n");
       }
       $r->print(<<ENDTWO);
                   <table width="100%" border="0" cellpadding="3" cellspacing="3">
                    <tr>
                     <td align="left" colspan="2">
                      <table border="0" cellspacing="0" cellpadding="2">
                       <tr>
                        <td colspan="3">
   ENDTWO
         if ($action eq 'setaccess') {
             $r->print("<i>$lt{'setf'} $lt{'freg'}</i>");
         } elsif ($action eq 'updatenow') {
             $r->print("<i>$lt{'setf'} $lt{'fnew'}</i>");
         }
         $r->print(<<ENDTHREE); 
                          </td>
                         </tr>
                         <tr>
                          <td>$start_table
                          </td>
                         </tr>
                        </table>
                       </td>
                      </tr>
                      <tr>
                       <td align="left" colspan="2">
                        <table border="0" cellspacing="0" cellpadding="2">
                         <tr>
                          <td colspan="3">
   ENDTHREE
       if ($action eq 'setaccess') {
           $r->print("<i>$lt{'setl'} $lt{'freg'}</i>");
       } elsif ($action eq 'updatenow') {
           $r->print("<i>$lt{'setl'} $lt{'fnew'}</i>");
       }
       $r->print(<<ENDFOUR); 
                          </td>
                         </tr>
                         <tr>
                          <td>$end_table
                          </td>
                         </tr>
                        </table>
                       </td>
                      </tr>
   ENDFOUR
       if ($action eq 'setaccess') {
           $r->print("
                      <tr>
                       <td colspan=\"2\"><font color=\"#888888\">$lt{'ifad'}</font></td>
                      </tr>
                      <tr>
                       <td colspan=\"2\">&nbsp;</td>
                      </tr>
                      <tr>
                       <td colspan=\"2\"><b>".&mt('Note').":</b> ".$lt{'ncds'}."</td>
                      </tr>
                     </table>
           ");
       } elsif ($action eq 'updatenow') {
           $r->print("
                      </tr>
                     </table>
           ");
       }
   }
   
 ###############################################################  ###############################################################
 sub print_doc_base {  sub print_doc_base {
   my $r = shift;      my $r = shift;
   $r->print(<<ENDBASE);      $r->print(<<ENDBASE);
   </td>    </td>
  </tr>   </tr>
 </table>  </table>
Line 884  ENDBASE Line 1271  ENDBASE
     
 ###################################################################  ###################################################################
 sub print_chgsettings_response {  sub print_chgsettings_response {
   my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;      my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
   my %settings = &Apache::lonnet::get('environment',['internal.autoadds','internal.autodrops'],$dom,$crs);      my %settings = &Apache::lonnet::get('environment',['internal.sectionnums','internal.crosslistings','internal.autostart','internal.autoend','internal.autoadds','internal.autodrops'],$dom,$crs);
   my $curradds = $settings{'internal.autoadds'};      my $currend = '';
   my $currdrops = $settings{'internal.autodrops'};      my $currstart = '';
   my $autoadds = '';      my $currsecs = '';
   my $autodrops = '';      my $currxlists = '';
       my $curradds = '';
       my $currdrops = '';
       if ( defined($settings{'internal.autoadds'}) ) {
    $curradds = $settings{'internal.autoadds'};
       }
       if ( defined($settings{'internal.autodrops'}) ) {
    $currdrops = $settings{'internal.autodrops'};
       }
       if ( defined($settings{'internal.autostart'}) ) {
    $currstart = $settings{'internal.autostart'};
       }
       if ( defined($settings{'internal.autoend'}) ) {
    $currend = $settings{'internal.autoend'};
       }
       if ( defined($settings{'internal.sectionnums'}) ) {
    $currsecs = $settings{'internal.sectionnums'};
       }
       if ( defined($settings{'internal.crosslistings'}) ) {
    $currxlists = $settings{'internal.crosslistings'}
       }
       my $autoadds = '';
       my $autodrops = '';
   
   if ( exists($ENV{'form.autoadds'}) ) {      if ( exists($env{'form.autoadds'}) ) {
       $autoadds=$ENV{'form.autoadds'};   $autoadds=$env{'form.autoadds'};
   }      }
   if ( exists($ENV{'form.autodrops'}) ) {      if ( exists($env{'form.autodrops'}) ) {
       $autodrops=$ENV{'form.autodrops'};   $autodrops=$env{'form.autodrops'};
   }      }
   
   my $response = "";      my $response = "";
   my %cenv = ('internal.autoadds' => $autoadds,      my $warning = "";
               'internal.autodrops' => $autodrops);      my $warn_prefix = "";
   my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);      my $warn_suffix = "";
   if ($reply !~ /^ok$/) {      my $warnfiller = "";
        $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";      my %cenv = ('internal.autoadds' => $autoadds,
   } else {   'internal.autodrops' => $autodrops);
       if ($autoadds) {      my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
           if ($curradds) {      if ($reply !~ /^ok$/) {
               $response = "Nightly additions based on classlist changes still <b>enabled</b><br/>";   $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";
           } else {      } else {
               $response = "Nightly additions based on classlist changes now <b>enabled</b><br/>";   if ($autoadds) {
           }       if ($curradds) {
       } else {   $response = "Nightly additions based on classlist changes still <b>enabled</b><br/>";
           if ($curradds) {      } else {
               $response = "Nightly additions based on classlist changes now <b>disabled</b><br/>";   $response = "Nightly additions based on classlist changes now <b>enabled</b><br/>";
           } else {      }
               $response = "Nightly additions based on classlist changes still <b>disabled</b><br/>";   } else {
           }      if ($curradds) {
       }   $response = "Nightly additions based on classlist changes now <b>disabled</b><br/>";
       if ($autodrops) {      } else {
           if ($currdrops) {   $response = "Nightly additions based on classlist changes still <b>disabled</b><br/>";
               $response .= "Nightly removals based on classlist changes still <b>enabled</b><br>";      }
           } else {   }
               $response .= "Nightly removals based on classlist changes now <b>enabled</b><br/>";   if ($autodrops) {
           }      if ($currdrops) {
       } else {   $response .= "Nightly removals based on classlist changes still <b>enabled</b><br>";
           if ($currdrops) {      } else {
               $response .= "Nightly removals based on classlist changes now <b>disabled</b><br>";   $response .= "Nightly removals based on classlist changes now <b>enabled</b><br/>";
           } else {      }
               $response .= "Nightly removals based on classlist changes still <b>disabled</b>";   } else {
           }      if ($currdrops) {
       }   $response .= "Nightly removals based on classlist changes now <b>disabled</b><br>";
   }      } else {
   &print_reply($r,$response,$$tasktitleref{$action});   $response .= "Nightly removals based on classlist changes still <b>disabled</b>";
   return;      }
    }
    if ($autoadds || $autodrops) {
       $warning = &warning_message($dom,$crs,$action);
       $warn_prefix = "<br/><font size ='+1'><b>Warning</b></font>. Although you indicated that nightly ";
       $warn_suffix = " should be enabled, additional action is required.<br/>";
    }
    if ($autoadds) {
       if ($autodrops) {
    $warnfiller = "adds and drops";
       } else {
    $warnfiller = "adds";
       }
    } else {
       if ($autodrops) {
    $warnfiller = "drops";
       }
    }
    unless ($warning eq '') {
       $response = $warn_prefix.$warnfiller.$warn_suffix.$warning;
    }
       }
       &print_reply($r,$response,$$tasktitleref{$action});
       return;
 }  }
   
 sub print_setdates_response {  sub print_setdates_response {
   my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;      my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
   my %settings = &Apache::lonnet::get('environment',['internal.autostart','internal.autoend'],$dom,$crs);      my %settings = &Apache::lonnet::get('environment',['internal.autostart','internal.autoend'],$dom,$crs);
   my $currstart = $settings{'internal.autostart'};      my $currstart = $settings{'internal.autostart'};
   my $currend = $settings{'internal.autoend'};      my $currend = $settings{'internal.autoend'};
   my $response = '';      my $response = '';
   my ($autostart,$autoend) = &get_dates_from_form();      my $showstart = '';
   my $showstart = localtime($autostart);      my $showend = '';
   my $showend = '';      my $warning = '';
   if ($autoend) {      my $warn_prefix = '';
       $showend = localtime($autoend);      my ($autostart,$autoend) = &get_dates_from_form();
   } else {      if ( ($autostart eq '') || ($autoend eq '') ) {
       $showend = "'No end date'";          $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";
   }       } elsif (($autoend > 0) && ($autoend <= $autostart)) {
           $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";
   my %cenv = ('internal.autostart' => $autostart,      } else {       
               'internal.autoend' => $autoend);          $showstart = &Apache::lonlocal::locallocaltime($autostart);
   my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);          if ($autoend) {
   if ($reply !~ /^ok$/) {      $showend = &Apache::lonlocal::locallocaltime($autoend);
        $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";          } else {
   } else {      $showend = "'No end date'";
       if ($currstart == $autostart) {          } 
           $response = "The first date for automated enrollment has been left unchanged as $showstart.<br/>";  
       } else {          my %cenv = ('internal.autostart' => $autostart,
           $response = "The first date for automated enrollment has been changed to $showstart.<br/>";       'internal.autoend' => $autoend);
       }           my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
       if ($currend == $autoend) {          if ($reply !~ /^ok$/) {
           $response .= "The last date for automated enrollment has been left unchanged as $showend.<br/>";      $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";
       } else {          } else {
           $response .= "The last date for enrollment has been left unchanged as $showend.<br/>";      if ($currstart == $autostart) {
       }          $response = "The first date for automated enrollment has been left unchanged as $showstart.<br/>";
       } else {
           $response = "The first date for automated enrollment has been changed to $showstart.<br/>";
       } 
       if ($currend == $autoend) {
           $response .= "The last date for automated enrollment has been left unchanged as $showend.<br/>";
       } else {
           $response .= "The last date for automated enrollment has been changed to $showend.<br/>";
       }
     
 # Generate message in case where old first access date was later than today, but new first access date is now today or earlier.  # Generate message in case where old first enrollment date was later than today, but new first enrollment date is now today or earlier.
   
       my $rosterupdated = 0;      my $rosterupdated = 0;
       my $firstaccess = "";      my $firstaccess = "";
       my $nextupdate = "";      my $nextupdate = "";
       my $lastupdate = "";      my $lastupdate = "";
   
       my $nowstamp = time;      my $nowstamp = time;
       my @date_list=localtime(time);      my @date_list=localtime(time);
       my $cur_year = $date_list[5];      my $cur_year = $date_list[5];
       my $curday = $date_list[3];      my $curday = $date_list[3];
       my $curmonth = $date_list[4];      my $curmonth = $date_list[4];
       my $lastmidnt = timelocal(0,0,0,$date_list[3],$date_list[4],$date_list[5]);      my $lastmidnt = timelocal(0,0,0,$date_list[3],$date_list[4],$date_list[5]);
       my $nextmidnt = 86400 + $lastmidnt;      my $nextmidnt = 86400 + $lastmidnt;
   
       my $todayupdate = timelocal(0,40,4,$date_list[3],$date_list[4],$date_list[5]);      my $todayupdate = timelocal(0,30,1,$date_list[3],$date_list[4],$date_list[5]);
       my $lastupdate = $todayupdate - 86400;      my $lastupdate = $todayupdate - 86400;
       if ($nowstamp < $todayupdate) {      if ($nowstamp < $todayupdate) {
           $nextupdate = "today";        $nextupdate = "today";
       } else {      } else {
           $nextupdate = "tomorrow";        $nextupdate = "tomorrow";
       }      }
       if ($currstart < $lastupdate) {      if ($currstart < $lastupdate) {
           $rosterupdated = 1;          $rosterupdated = 1;
       }      }
       if ($autostart < $nextmidnt ) {      if ($autostart < $nextmidnt ) {
           if ( $autostart >= $lastmidnt) {          if ( $autostart >= $lastmidnt) {
               $firstaccess = "today";      $firstaccess = "today";
           } else {          } else {
               $firstaccess = "a date prior to today";        $firstaccess = "a date prior to today";
           }          }
           if (($nowstamp >= $autostart) && ($rosterupdated == 0)) {          if (($nowstamp >= $autostart) && ($rosterupdated == 0)) {
               $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 4.40 am $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>|;      $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>|;
           }          }
       }      }
   }      $warning = &warning_message($dom,$crs,$action);
   &print_reply($r,$response,$$tasktitleref{$action});      $warn_prefix = "<br/><font size ='+1'><b>Warning</b></font>. Although you set a start and end date for auto-enrollment, additional action is required.<br/>";
   return;      unless ($warning eq '') {
           $response .= $warn_prefix.$warning;
       }
           }
       }
       &print_reply($r,$response,$$tasktitleref{$action});
       return;
   }
   
   sub print_setaccess_response {
       my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
       my %settings = &Apache::lonnet::get('environment',['default_enrollment_start_date','default_enrollment_end_date','internal.autostart'],$dom,$crs);
       my $currstart = $settings{'default_enrollment_start_date'};
       my $currend = $settings{'default_enrollment_end_date'};
       my $autostart = $settings{'internal.autostart'};
       my $response = '';
       my ($startaccess,$endaccess) = &get_dates_from_form();
       if (($startaccess eq '') || ($endaccess eq '')) {
           $response = "There was a problem processing your requested changes. The default
   start and end access dates for this course have been left unchanged.<br/>";
       } elsif (($endaccess > 0) && ($endaccess <= $startaccess)) {
           $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"; 
       } else {
           my $showstart = &Apache::lonlocal::locallocaltime($startaccess);
           my $showend = '';
           my $warning = '';
           my $warn_prefix = '';
           if ($endaccess) {
       $showend = &Apache::lonlocal::locallocaltime($endaccess);
           } else {
       $showend = "'No end date'";
           }
   
           my %cenv = ('default_enrollment_start_date' => $startaccess,
    'default_enrollment_end_date' => $endaccess);
           my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
           if ($reply !~ /^ok$/) {
       $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";
           } else {
       if ($currstart == $startaccess) {
           $response = "The first access date for students added via automated enrollment has been left unchanged as $showstart.<br/>";
       } else {
           $response = "The first access date for students added via automated enrollment has been changed to
   $showstart.<br/>";
       }
       if ($currend == $endaccess) {
           $response .= "The last access date for students added via automated enrollment has been left unchanged as $showend.<br/>";
       } else {
           $response .= "The last access date for students automated enrollment has been changed to
   $showend.<br/>";
       }
   
   # Generate message in case where old first access date was later than today, but new first access date is now today or earlier.
   
       my $accessgiven= 0;
       my $firstaccess = "";
       my $nextupdate = "";
       my $lastupdate = "";
   
       my $nowstamp = time;
       my @date_list=localtime(time);
       my $cur_year = $date_list[5];
       my $curday = $date_list[3];
       my $curmonth = $date_list[4];
       my $lastmidnt = timelocal(0,0,0,$date_list[3],$date_list[4],$date_list[5]);
       my $nextmidnt = 86400 + $lastmidnt;
   
       my $todayupdate = timelocal(0,30,1,$date_list[3],$date_list[4],$date_list[5]);
       my $tomorrowupdate = $todayupdate + 86400;
       my $lastupdate = $todayupdate - 86400;
   
       if ($autostart < $nextmidnt) {
           if ($nowstamp < $todayupdate) {
       $nextupdate = "at 1.30 am today";
           } else {
       $nextupdate = "at 1.30 am tomorrow";
           }
       } else {
           my @enrollstart = localtime($autostart);
           $nextupdate = timelocal(0,30,1,$enrollstart[3],$enrollstart[4],$enrollstart[5]);
           unless (($enrollstart[2] < 1) || ($enrollstart[2] == 1 && $enrollstart[1] <=30))  {
       $nextupdate += 86400; 
           }
           $nextupdate = &Apache::lonlocal::locallocaltime($nextupdate);
       }
       if (($currstart < $lastupdate) && ($autostart < $lastupdate)) {
           $accessgiven = 1;
       }
       if ($startaccess < $nextmidnt ) {
           if ( $startaccess >= $lastmidnt) {
           $firstaccess = "today";
           } else {
       $firstaccess = "a date prior to today";
           }
           if (($nowstamp >= $startaccess) && ($accessgiven == 0)) {
       $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>|;
           }
       }
       $warning = &warning_message($dom,$crs,$action);
       $warn_prefix = "<br/><font size ='+1'><b>Warning</b></font>. Although you have set default first and last access dates for students who are added via automatic enrollment, additional action is required.<br/>";
       unless ($warning eq '') {
           $response .= $warn_prefix.$warning;
       }
           }
       }
       &print_reply($r,$response,$$tasktitleref{$action});
       return;
 }  }
   
 sub print_notify_response {  sub print_notify_response {
   my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;      my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
   
 # Get current settings  # Get current settings
   my %settings = &Apache::lonnet::get('environment',['internal.notifylist','internal.coursecode'],$dom,$crs);      my %settings = &Apache::lonnet::get('environment',['internal.notifylist','internal.coursecode'],$dom,$crs);
   my $notifylist = $settings{'internal.notifylist'};      my $notifylist = $settings{'internal.notifylist'};
   my $coursecode = $settings{'internal.coursecode'};      my $coursecode = $settings{'internal.coursecode'};
   my @currpeople = ();      my @currpeople = split(/,/,$notifylist);
   my $notify = 0;      my $notify = 0;
   my @people = ();      my @people = ();
   my $peoplestr = "";      my $peoplestr = "";
   my $response = "";      my $response = "";
   my $noprocess = 0;      my $noprocess = 0;
   
   if ($notifylist =~ m/,/) {      my $currcount = 0;
       @currpeople = split/,/,$notifylist;      foreach  (@currpeople) {
   } else {   unless ($_ eq '') { $currcount ++; } 
       $currpeople[0] = $notifylist;      }
   }  
   my $currcount = 0;  
   foreach  (@currpeople) {  
       unless ($_ eq '') { $currcount ++; }   
   }  
   
   if ( exists($ENV{'form.notify'}) ) {      if ( exists($env{'form.notify'}) ) {
       $notify=$ENV{'form.notify'};   $notify=$env{'form.notify'};
   }      }
   if ( exists($ENV{'form.notifyshow'}) ) {      if ( exists($env{'form.notifyshow'}) ) {
       my $notifyshow = $ENV{'form.notifyshow'};   my $notifyshow = $env{'form.notifyshow'};
       for (my $i=0; $i<$notifyshow; $i++) {   for (my $i=0; $i<$notifyshow; $i++) {
           if ( exists($ENV{"form.note_$i"}) ) {      if ( exists($env{"form.note_$i"}) ) {
               if ( exists($ENV{"form.notifyname_$i"}) ) {   if ( exists($env{"form.notifyname_$i"}) ) {
                   unless ( $ENV{"form.notifyname_$i"} eq '' ) {      unless ( $env{"form.notifyname_$i"} eq '' ) {
                       push @people, $ENV{"form.notifyname_$i"};   push @people, $env{"form.notifyname_$i"};
                   }      }
               }   }
           }      }
       }   }
       if ($notify) { $peoplestr = join(",",@people); }   if ($notify) { $peoplestr = join(",",@people); }
   } else {      } else {
       if ($notify) {   if ($notify) {
           if ($currcount) {      if ($currcount) {
               $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/>.";   $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/>.";
               $peoplestr = $notifylist;   $peoplestr = $notifylist;
               @people = @currpeople;   @people = @currpeople;
               $noprocess = 1;   $noprocess = 1;
           }      }
       }   }
   }      }
   unless ($noprocess == 1) {      unless ($noprocess == 1) {
       my %cenv = ('internal.notifylist' => $peoplestr);   my %cenv = ('internal.notifylist' => $peoplestr);
       my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);   my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
       if ($reply !~ /^ok$/) {   if ($reply !~ /^ok$/) {
            $response = "There was a problem processing your requested changes. The notification settings for this course have been left unchanged.<br/>";      $response = "There was a problem processing your requested changes. The notification settings for this course have been left unchanged.<br/>";
       } else {   } else {
           if ($notify) {      if ($notify) {
               if (@people) {   if (@people) {
                   if ($currcount) {      if ($currcount) {
                       $response .= "Notification of enrollment changes still <b>enabled</b><br/>";   $response .= "Notification of enrollment changes still <b>enabled</b><br/>";
                   } else {      } else {
                       $response .= "Notification of enrollment changes now <b>enabled</b><br/>";   $response .= "Notification of enrollment changes now <b>enabled</b><br/>";
                   }      }
                   $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";      $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";
                   foreach my $person (@people) {      foreach my $person (@people) {
                       $response .= "<li>$person</li>\n";   $response .= "<li>$person</li>\n";
                   }      }
                   $response .= "</ul>\n";      $response .= "</ul>\n";
               } else {   } else {
                   $response = "Notification of enrollment changes was <b> not enabled</b> as no course coordinators were selected as recipients.<br/>";      $response = "Notification of enrollment changes was <b> not enabled</b> as no course coordinators were selected as recipients.<br/>";
               }   }
           } else {      } else {
               if ($currcount) {   if ($currcount) {
                   $response = "Notification of enrollment changes now <b>disabled</b><br/>";      $response = "Notification of enrollment changes now <b>disabled</b><br/>";
               } else {   } else {
                   $response = "Notification of enrollment changes still <b>disabled</b><br/>";      $response = "Notification of enrollment changes still <b>disabled</b><br/>";
               }   }
           }      }
       }   }
   }      }
   &print_reply($r,$response,$$tasktitleref{$action});      &print_reply($r,$response,$$tasktitleref{$action});
   return;      return;
 }  }
   
 sub print_crosslistings_menu () {  sub print_crosslistings_menu () {
   my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;      my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
   my %settings = &Apache::lonnet::get('environment',['internal.crosslistings','internal.coursecode'],$dom,$crs);      my %settings = &Apache::lonnet::get('environment',['internal.crosslistings','internal.coursecode'],$dom,$crs);
   my @currxlists = ();      my @currxlists = ();
   my @xlists = ();      my @xlists = ();
   my $crosscount = 0;      my $crosscount = 0;
   my $removecount = 0;      my $removecount = 0;
   my $xliststr = '';      my $xliststr = '';
   my $response = '';      my $response = '';
   my $coursecode = $settings{'internal.coursecode'};      my $coursecode = $settings{'internal.coursecode'};
   if ($settings{'internal.crosslistings'} =~ m/,/) {      if ($settings{'internal.crosslistings'} ne '') {
       @currxlists = split/,/,$settings{'internal.crosslistings'};   @currxlists = split(/,/,$settings{'internal.crosslistings'});
   } elsif ($settings{'internal.crosslistings'} ne '') {      }
       $currxlists[0] = $settings{'internal.crosslistings'};  
   }  
   
   if (@currxlists > 0) {      if (@currxlists > 0) {
       for (my $i=0; $i<@currxlists; $i++) {   for (my $i=0; $i<@currxlists; $i++) {
           my $xlist = "cross_".$i;      my $xlist = "cross_".$i;
           my $gp = "gp_".$i;      my $gp = "gp_".$i;
           if ( exists($ENV{"form.$xlist"}) ) {      if ( exists($env{"form.$xlist"}) ) {
               my $xlistentry = '';   my $xlistentry = '';
               if ($currxlists[$i] =~ m/^(\w+:)/) {   if ($currxlists[$i] =~ m/^([^:]+)/) {
                   $xlistentry = $1;      $xlistentry = $1.':';
               }   }
               if ( exists($ENV{"form.$gp"}) ) {   if ( exists($env{"form.$gp"}) ) {
                   $xlistentry .= $ENV{"form.$gp"};      $xlistentry .= $env{"form.$gp"};
               }   }
               push @xlists,$xlistentry;   push @xlists,$xlistentry;
               $crosscount ++;   $crosscount ++;
           } else {      } else {
               $removecount ++;   $removecount ++;
           }      }
       }   }
   }      }
   
   if ($crosscount > 1) {      $xliststr = join(",",@xlists);
       $xliststr = join(",",@xlists);  
   } else {      my %cenv = ('internal.crosslistings' => $xliststr);
       $xliststr = $xlists[0];      my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
   }      if ($reply !~ /^ok$/) {
   my %cenv = ('internal.crosslistings' => $xliststr);   $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";
   my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);      } else {
   if ($reply !~ /^ok$/) {   if ($removecount > 0) {
       $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";      $response = "A total of $removecount courses are no longer crosslisted with LON-CAPA course: $realm ($coursecode).<br/><br/>";
   } else {   }
       if ($removecount > 0) {   if ($crosscount > 0) {
           $response = "A total of $removecount courses are no longer crosslisted with LON-CAPA course: $realm ($coursecode).<br/><br/>";      $response .=  "The $crosscount courses listed below remain crosslisted with this LON-CAPA course, and students enrolling in these course sections will be automatically added to the class roster for the course, if you have chosen to enable a nightly automated enrollment update.<br/><ul>\n";
       }      foreach (@xlists) {
       if ($crosscount > 0) {   my ($xlist,$gp) = split/:/,$_;
           $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";   $response .= "<li>$xlist - ID: $gp</li>\n";
           foreach (@xlists) {      }
               my ($xlist,$gp) = split/:/,$_;      $response .= "</ul><br/>\n";
               $response .= "<li>$xlist - ID: $gp</li>\n";   }
           }      }
           $response .= "</ul><br/>\n";      if ( exists($env{'form.numcross'}) ) {
       }   my $numcross = $env{'form.numcross'};
   }   if ($numcross > 0) {
   if ( exists($ENV{'form.numcross'}) ) {      my @bgcolors=("#eeeeee","#cccccc");
       my $numcross = $ENV{'form.numcross'};      $response .= qq(You indicated that you wish to add an additional $numcross crosslisting(s).  For each new crosslisting enter the insititutional course section code (e.g., fs03zol101001, for section 001 of zol101 for fs03 semester), and the LON-CAPA section/group ID you wish to assign to students who will be enrolled in your LON-CAPA class as a result of their registration in the crosslisted course section. The LON-CAPA section/group ID can be left blank, if you do not wish to tie a section/group ID to this crosslisting.  The institutional course section code should only contain letters and/or numbers, and must be consistent with the scheme adopted by your Domain Coordinator to map course codes (and section numbers) to your institution\'s student information system.<br/><br/>
       if ($numcross > 0) {  
           my @bgcolors=("#eeeeee","#cccccc");  
           $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/group 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/group ID can be left blank, if you do not wish to tie a section/group 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/>  
            <form name="enter" method="post">             <form name="enter" method="post">
            <table border="0" cellpadding="2" cellspacing="2" width="100%">             <table border="0" cellpadding="2" cellspacing="2" width="100%">
              <tr>               <tr>
Line 1164  sub print_crosslistings_menu () { Line 1699  sub print_crosslistings_menu () {
                  <td><b>Crosslisting</b></td>                   <td><b>Crosslisting</b></td>
                  <td><b>LON-CAPA section/groupID</b></td>                   <td><b>LON-CAPA section/groupID</b></td>
                 </tr>                  </tr>
           );      );
           for (my $i=0; $i<$numcross; $i++) {      for (my $i=0; $i<$numcross; $i++) {
               my $colflag = $i%2;   my $colflag = $i%2;
               $response .= qq(   $response .= qq(
                 <tr bgcolor="$bgcolors[$colflag]" align="left">                  <tr bgcolor="$bgcolors[$colflag]" align="left">
                  <td><input type="text" size="15" name="newcross_$i" /></td>                   <td><input type="text" size="15" name="newcross_$i" /></td>
                  <td><input type="text" size="10" name="newgroupid_$i" /></td>                   <td><input type="text" size="10" name="newgroupid_$i" /></td>
                 </tr>                  </tr>
               );   );
           }      }
           $response .= qq(  </table>      $response .= qq(  </table>
               </td>                </td>
              </tr>               </tr>
              <tr>               <tr>
Line 1187  sub print_crosslistings_menu () { Line 1722  sub print_crosslistings_menu () {
             <input type=\"hidden\" name=\"action\" value=\"newcross\">              <input type=\"hidden\" name=\"action\" value=\"newcross\">
             <input type=\"hidden\" name=\"state\" value=\"process\">              <input type=\"hidden\" name=\"state\" value=\"process\">
             </form>              </form>
           );        );
       }          }
   }      }
   &print_reply($r,$response,$$tasktitleref{$action});      &print_reply($r,$response,$$tasktitleref{$action});
   return;      return;
 }  }
   
 sub print_crosslistings_response () {  sub print_crosslistings_response () {
   my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;      my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
   my %settings = &Apache::lonnet::get('environment',['internal.crosslistings','internal.coursecode','internal.courseowner'],$dom,$crs);      my %settings = &Apache::lonnet::get('environment',['internal.crosslistings','internal.coursecode','internal.courseowner'],$dom,$crs);
   my @currxlists = ();      my @currxlists = ();
   my @xlists = ();      my @xlists = ();
   my @allxlists = ();      my @allxlists = ();
   my @badxlists = ();      my @badxlists = ();
   my @badowner = ();      my @badowner = ();
   my $numcross = 0;      my $numcross = 0;
   my $xliststr =  $settings{'internal.crosslistings'};      my $xliststr =  $settings{'internal.crosslistings'};
   my $coursecode = $settings{'internal.coursecode'};      my $coursecode = $settings{'internal.coursecode'};
   my $owner = $settings{'internal.courseowner'};      my $owner = $settings{'internal.courseowner'};
   my $response = '';      my $response = '';
       my $warning = '';
   if ($xliststr =~ m/,/) {      my $warn_prefix = '';
       @allxlists = split/,/,$xliststr;  
   } else {  
       unless ($xliststr eq '') { $allxlists[0] = $xliststr; }  
   }  
   
   if ( exists($ENV{'form.numcross'}) ) {      if ($xliststr ne '') {
       $numcross = $ENV{'form.numcross'};   @allxlists = split(/,/,$xliststr);
   }      }
   
   if ($numcross > 0) {      if ( exists($env{'form.numcross'}) ) {
       for (my $i=0; $i<$numcross; $i++) {   $numcross = $env{'form.numcross'};
           my $xl = "newcross_".$i;      }
           my $gp = "newgroupid_".$i;  
           if ( exists($ENV{"form.$xl"}) ) {  
               my $coursecheck = &localenroll::validate_courseID($ENV{"form.$xl"});  
               if ($coursecheck eq 'ok') {  
                   my $addcheck = &localenroll::new_course($ENV{"form.$xl"},$owner);  
                   if ($addcheck eq 'ok') {  
                      push @xlists,$ENV{"form.$xl"}.":".$ENV{"form.$gp"};  
                   } else {  
                      push @badowner,$ENV{"form.$xl"}.":".$ENV{"form.$gp"};  
                   }   
               } else {  
                   push @badxlists, $ENV{"form.$xl"}.":".$ENV{"form.$gp"}.":".$coursecheck;  
               }  
           }  
       }  
       push @allxlists, @xlists;  
   }  
   
   if (@xlists > 0 ) {      if ($numcross > 0) {
       unless ($xliststr eq '') { $xliststr .= ","; }   for (my $i=0; $i<$numcross; $i++) {
       if (@xlists > 1) {      my $xl = "newcross_".$i;
           $xliststr .= join(",",@xlists);      my $gp = "newgroupid_".$i;
       } else {      if ( exists($env{"form.$xl"}) ) {
           $xliststr .= $xlists[0];   my $coursecheck = '';
       }   $coursecheck = &Apache::lonnet::auto_validate_courseID($crs,$dom,$env{"form.$xl"});
       my %cenv = ('internal.crosslistings' => $xliststr);   if ($coursecheck eq 'ok') {
       my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);      my $addcheck = '';
       if ($reply !~ /^ok$/) {      $addcheck = &Apache::lonnet::auto_new_course($crs,$dom,$env{"form.$xl"},$owner);
           $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/><br/>";      if ($addcheck eq 'ok') {
       } else {   push @xlists,$env{"form.$xl"}.":".$env{"form.$gp"};
           $response = "The courses listed below are now crosslisted with this LON-CAPA course, and students enrolling in these course sections will be automatically added to the class roster for the course, if you have chosen to enable a nightly automated enrollment update.<br/><ul>\n";      } else {
           foreach (@allxlists) {   push @badowner,$env{"form.$xl"}.":".$env{"form.$gp"};
               my ($xlist,$gp) = split/:/,$_;      }
               $response .= "<li>$xlist - ID: $gp</li>\n";   } else {
           }      push @badxlists, $env{"form.$xl"}.":".$env{"form.$gp"}.":".$coursecheck;
           $response .= "</ul><br/><br/>\n";   }
       }      }
   } else {   }
       if ($xliststr =~ m/:/) {   push @allxlists, @xlists;
           my @oldxlists = ();      }
           if ($xliststr =~ m/,/) {      
               @oldxlists = split/,/,$xliststr;      if (@xlists > 0 ) {
           } else {   unless ($xliststr eq '') { $xliststr .= ","; }
               $oldxlists[0] = $xliststr;   $xliststr .= join(",",@xlists);
           }  
           $response .= "Although no new crosslistings were added, the courses listed below continue to be crosslisted with your LON-CAPA course.<br/><ul>\n";   my %cenv = ('internal.crosslistings' => $xliststr);
           foreach (@oldxlists) {   my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
               my ($xlist,$gp) = split/:/,$_;   if ($reply !~ /^ok$/) {
               $response .= "<li>$xlist - ID: $gp</li>\n";      $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/><br/>";
           }   } else {
           $response .= "</ul><br/><br/>\n";      $response = "The courses listed below are now crosslisted with this LON-CAPA course, and students enrolling in these course sections will be automatically added to the class roster for the course, if you have chosen to enable a nightly automated enrollment update.<br/><ul>\n";
       }      foreach (@allxlists) {
   }   my ($xlist,$gp) = split/:/,$_;
   if (@badxlists > 0) {   $response .= "<li>$xlist - ID: $gp</li>\n";
       $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";      }
       foreach (@badxlists) {      $response .= "</ul><br/><br/>\n";
           my ($xlist,$gp,$prob) = split/:/,$_;   }
           $response .= "<li>$xlist - ID: $gp - Error: $prob</li>\n";      } else {
       }   if ($xliststr =~ m/:/) {
       $response .= "</ul><br/><br/>\n";      my @oldxlists = (split/,/,$xliststr);
   }      $response .= "Although no new crosslistings were added, the courses listed below continue to be crosslisted with your LON-CAPA course.<br/><ul>\n";
       foreach (@oldxlists) {
    my ($xlist,$gp) = split/:/,$_;
    $response .= "<li>$xlist - ID: $gp</li>\n";
       }
       $response .= "</ul><br/><br/>\n";
    }
       }
       if (@badxlists > 0) {
    $response .= "The courses listed below could not be included in the crosslistings for this LON-CAPA course, because they are not valid courses according to your institution's official schedule of classes and sections.<br/><ul>\n";
    foreach (@badxlists) {
       my ($xlist,$gp,$prob) = split/:/,$_;
       $response .= "<li>$xlist - ID: $gp - Error: $prob</li>\n";
    }
    $response .= "</ul><br/><br/>\n";
       }
       
       if (@badowner > 0) {
    $response .= "The courses listed below could not be included in the crosslistings for this LON-CAPA course, because the owner of this course - $owner - does not have rights to view enrollment in those classes as determined by your instititution's policies on access to official classlists.<br/><ul>\n";
    foreach (@badowner) {
       my ($xlist,$gp) = split/:/,$_;
       $response .= "<li>$xlist - ID: $gp</li>\n";
    }
    $response .= "</ul><br/><br/>\n";
       }
   
   if (@badowner > 0) {      if (@allxlists > 0) {
       $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";   $warning = &warning_message($dom,$crs,$action);
       foreach (@badowner) {   $warn_prefix = "<br/><font size ='+1'><b>Warning</b></font>. Although you have selected crosslisted courses to contribute enrollment to this course, additional action is required.<br/>";
           my ($xlist,$gp) = split/:/,$_;   unless ($warning eq '') {
           $response .= "<li>$xlist - ID: $gp</li>\n";      $response .= $warn_prefix.$warning;
       }   }
       $response .= "</ul><br/><br/>\n";      }
   }  
   
   &print_reply($r,$response,$$tasktitleref{$action});      &print_reply($r,$response,$$tasktitleref{$action});
   return;      return;
 }  }
   
 sub print_sections_menu () {  sub print_sections_menu () {
   my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;      my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
   my %settings = &Apache::lonnet::get('environment',['internal.sectionnums','internal.coursecode','internal.courseowner'],$dom,$crs);      my %settings = &Apache::lonnet::get('environment',['internal.sectionnums','internal.coursecode','internal.courseowner'],$dom,$crs);
   my @currsections = ();      my @currsections = ();
   my @sections = ();      my @sections = ();
   my @badowner = ();      my @badowner = ();
   my @badsections = ();      my @badsections = ();
   my $seccount = 0;      my $seccount = 0;
   my $removecount = 0;      my $removecount = 0;
   my $addcount = 0;      my $addcount = 0;
   my $secstr = '';      my $secstr = '';
   my $response = '';      my $response = '';
   my $coursecode = $settings{'internal.coursecode'};      my $warning = "";
   my $owner = $settings{'internal.courseowner'};      my $warn_prefix = "";
   if ($settings{'internal.sectionnums'} =~ m/,/) {      my $coursecode = $settings{'internal.coursecode'};
       @currsections = split/,/,$settings{'internal.sectionnums'};      my $owner = $settings{'internal.courseowner'};
   } elsif ($settings{'internal.sectionnums'} ne '') {      if ($settings{'internal.sectionnums'} ne '') {
       $currsections[0] = $settings{'internal.sectionnums'};   @currsections = split(/,/,$settings{'internal.sectionnums'});
   }      }
       
       if ( exists($env{'form.secshow'}) ) {
    for (my $i=0; $i<$env{'form.secshow'}; $i++) {
       my $gp = "loncapasec_".$i;
       my $secnum = "secnum_".$i;
       my $sec = "sec_".$i;
       if ( exists( $env{"form.$sec"} ) ) {
    my $secentry;
    if ( exists( $env{"form.$secnum"} ) ) { 
       $secentry = $env{"form.$secnum"}.':';
    }
    if ( exists( $env{"form.$gp"} ) ) {
       $secentry .= $env{"form.$gp"};
    }
    if ( grep/^$env{"form.$secnum"}:/,@currsections) {
       push @sections, $secentry;
       $seccount ++;
    } else {
       my $newsec = $coursecode.$env{"form.$secnum"};
       my $coursecheck = &Apache::lonnet::auto_validate_courseID($crs,$dom,$newsec);
       if ($coursecheck eq 'ok') {
    my $addcheck = &Apache::lonnet::auto_new_course($crs,$dom,$newsec,$owner);
    if ($addcheck eq 'ok') {
       push @sections,$env{"form.$secnum"}.":".$env{"form.$gp"};
       $seccount ++;
       $addcount ++;
    } else {
       push @badowner,$env{"form.$secnum"}.":".$env{"form.$gp"};
    }
       } else {
    push @badsections, $env{"form.$secnum"}.":".$env{"form.$gp"}.":".$coursecheck;
       }
    }
       }
    }
    if (@currsections > 0) {
       for (my $i=0; $i<@currsections; $i++) {
    if ($currsections[$i] =~ m/^(\w+:)/ ) {
       my $oldsec  = $1;
       unless (grep/^$oldsec/,@sections) {
    $removecount ++;
       }
    }
       }
    }
       } elsif (@currsections > 0) {
    for (my $i=0; $i<@currsections; $i++) {
       my $sec = "sec_".$i;
       my $gp = "secgp_".$i;
       if ( exists($env{"form.$sec"}) ) {
    my $secentry = '';
    if ($currsections[$i] =~ m/^(\w+:)/ ) {
       $secentry = $1;
    }
    if ( exists($env{"form.$gp"}) ) {
       $secentry .= $env{"form.$gp"};
    }
    push @sections,$secentry;
    $seccount ++;
       } else {
    $removecount ++;
       }
    }
       }
       
       $secstr = join(",",@sections);
   
   if ( exists($ENV{'form.secshow'}) ) {      my %cenv = ('internal.sectionnums' => $secstr);
       for (my $i=0; $i<$ENV{'form.secshow'}; $i++) {      my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
           my $gp = "loncapasec_".$i;      if ($reply !~ /^ok$/) {
           my $secnum = "secnum_".$i;   $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";
           my $sec = "sec_".$i;      } else {
           if ( exists( $ENV{"form.$sec"} ) ) {   if ($removecount > 0) {
               my $secentry;      $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/>";
               if ( exists( $ENV{"form.$secnum"} ) ) {    }
                   $secentry = $ENV{"form.$secnum"}.':';   if ($addcount > 0) {
               }      $response .= "A total of $addcount sections have been added to the list of
               if ( exists( $ENV{"form.$gp"} ) ) {  
                   $secentry .= $ENV{"form.$gp"};  
               }  
               if ( grep/^$ENV{"form.$secnum"}:/,@currsections) {  
                   push @sections, $secentry;  
                   $seccount ++;  
               } else {  
                   my $newsec = $coursecode.$ENV{"form.$secnum"};  
                   my $coursecheck = &localenroll::validate_courseID($newsec);  
                   if ($coursecheck eq 'ok') {  
                       my $addcheck = &localenroll::new_course($newsec,$owner);  
                       if ($addcheck eq 'ok') {  
                           push @sections,$ENV{"form.$secnum"}.":".$ENV{"form.$gp"};  
                           $seccount ++;  
                           $addcount ++;  
                       } else {  
                           push @badowner,$ENV{"form.$secnum"}.":".$ENV{"form.$gp"};  
                       }  
                   } else {  
                       push @badsections, $ENV{"form.$secnum"}.":".$ENV{"form.$gp"}.":".$coursecheck;  
                   }  
               }  
           }  
       }  
       if (@currsections > 0) {  
           for (my $i=0; $i<@currsections; $i++) {  
               if ($currsections[$i] =~ m/^(\w+:)/ ) {  
                   my $oldsec  = $1;  
                   unless (grep/^$oldsec/,@sections) {  
                       $removecount ++;  
                   }  
               }  
           }  
       }  
   } elsif (@currsections > 0) {  
       for (my $i=0; $i<@currsections; $i++) {  
           my $sec = "sec_".$i;  
           my $gp = "secgp_".$i;  
           if ( exists($ENV{"form.$sec"}) ) {  
               my $secentry = '';  
               if ($currsections[$i] =~ m/^(\w+:)/ ) {  
                   $secentry = $1;  
               }  
               if ( exists($ENV{"form.$gp"}) ) {  
                   $secentry .= $ENV{"form.$gp"};  
               }  
               push @sections,$secentry;  
               $seccount ++;  
           } else {  
               $removecount ++;  
           }  
       }  
   }  
                                                                                                        
   if ($seccount > 1) {  
       $secstr = join(",",@sections);  
   } else {  
       $secstr = $sections[0];  
   }  
   my %cenv = ('internal.sectionnums' => $secstr);  
   my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);  
   if ($reply !~ /^ok$/) {  
        $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>";  
   } else {  
       if ($removecount > 0) {  
           $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/>";  
       }  
       if ($addcount > 0) {  
           $response .= "A total of $addcount sections have been added to the list of  
 sections which contribute to enrollment in LON-CAPA course: $realm ($coursecode).<br/><br/>";  sections which contribute to enrollment in LON-CAPA course: $realm ($coursecode).<br/><br/>";
       }   }
       if ($seccount > 0) {    if ($seccount > 0) { 
           $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";      $response .= "Students enrolling in the $seccount section(s) listed below will be automatically added to the class roster for the course, if you have chosen to enable a nightly automated enrollment update.<br/><ul>\n";
           foreach (@sections) {      foreach (@sections) {
               my ($sec,$gp) = split/:/,$_;   my ($sec,$gp) = split/:/,$_;
               $response .= "<li>$sec  - ID: $gp</li>\n";   $response .= "<li>$sec  - ID: $gp</li>\n";
           }      }
           $response .= "</ul><br/>\n";      $response .= "</ul><br/>\n";
       }   }
   }      }
       
   if (@badsections > 0) {      if (@badsections > 0) {
       $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";   $response .= "The sections listed below could not be included in the sections for this LON-CAPA course, because they are not valid section numbers according to your institution's official schedule of classes and sections.<br/><ul>\n";
       foreach (@badsections) {   foreach (@badsections) {
           my ($secnum,$gp,$prob) = split/:/,$_;      my ($secnum,$gp,$prob) = split/:/,$_;
           $response .= "<li>$secnum - ID: $gp - Error: $prob</li>\n";      $response .= "<li>$secnum - ID: $gp - Error: $prob</li>\n";
       }   }
       $response .= "</ul><br/><br/>\n";   $response .= "</ul><br/><br/>\n";
   }      }
       
   if (@badowner > 0) {      if (@badowner > 0) {
       $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";   $response .= "The sections listed below could not be included in the sections for this LON-CAPA course, because the owner of this course - $owner - does not have rights to view enrollment in those classes as determined by your instititution's policies on access to official classlists.<br/><ul>\n";
       foreach (@badowner) {   foreach (@badowner) {
           my ($secnum,$gp) = split/:/,$_;      my ($secnum,$gp) = split/:/,$_;
           $response .= "<li>$secnum - ID: $gp</li>\n";      $response .= "<li>$secnum - ID: $gp</li>\n";
       }   }
       $response .= "</ul><br/><br/>\n";   $response .= "</ul><br/><br/>\n";
   }      }
       
   if ( exists($ENV{'form.numsec'}) ) {      if ($seccount > 0) {
       my $numsec = $ENV{'form.numsec'};   $warning = &warning_message($dom,$crs,$action);
       if ($numsec > 0) {   $warn_prefix = "<br/><font size ='+1'><b>Warning</b></font>. Although you have selected sections to contribute enrollment to this course, additional action is required.<br/>";
           my @bgcolors=("#eeeeee","#cccccc");   unless ($warning eq '') {
           $response .= qq(      $response .= $warn_prefix.$warning;
            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/group 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/group ID can be left blank, if you do not wish to designate a section/group 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/>    }
       }
       
       if ( exists($env{'form.numsec'}) ) {
    my $numsec = $env{'form.numsec'};
    if ($numsec > 0) {
       my @bgcolors=("#eeeeee","#cccccc");
       $response .= qq(
       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/group 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/group ID can be left blank, if you do not wish to designate a section/group 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/> 
            <form name="enter" method="post">             <form name="enter" method="post">
            <table border="0" cellpadding="2" cellspacing="2" width="100%">             <table border="0" cellpadding="2" cellspacing="2" width="100%">
              <tr>               <tr>
Line 1440  sections which contribute to enrollment Line 1982  sections which contribute to enrollment
                  <td><b>Section number</b></td>                   <td><b>Section number</b></td>
                  <td><b>LON-CAPA section/groupID</b></td>                   <td><b>LON-CAPA section/groupID</b></td>
                 </tr>                  </tr>
           );      );
           for (my $i=0; $i<$numsec; $i++) {      for (my $i=0; $i<$numsec; $i++) {
               my $colflag = $i%2;   my $colflag = $i%2;
               $response .= qq(   $response .= qq(
                 <tr bgcolor="$bgcolors[$colflag]" align="left">                  <tr bgcolor="$bgcolors[$colflag]" align="left">
                  <td><input type="text" size="15" name="newsec_$i" /></td>                   <td><input type="text" size="15" name="newsec_$i" /></td>
                  <td><input type="text" size="10" name="newsecgp_$i" /></td>                   <td><input type="text" size="10" name="newsecgp_$i" /></td>
                 </tr>                  </tr>
               );   );
           }      }
           $response .= qq(  </table>      $response .= qq(  </table>
               </td>                </td>
              </tr>               </tr>
              <tr>               <tr>
Line 1463  sections which contribute to enrollment Line 2005  sections which contribute to enrollment
             <input type=\"hidden\" name=\"action\" value=\"newsections\">              <input type=\"hidden\" name=\"action\" value=\"newsections\">
             <input type=\"hidden\" name=\"state\" value=\"process\">              <input type=\"hidden\" name=\"state\" value=\"process\">
             </form>              </form>
           );        );
       }   }
   }      }
   &print_reply($r,$response,$$tasktitleref{$action});      &print_reply($r,$response,$$tasktitleref{$action});
   return;      return;
 }  }
   
 sub print_sections_response () {  sub print_sections_response () {
   my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;      my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
   my %settings = &Apache::lonnet::get('environment',['internal.sectionnums','internal.coursecode','internal.courseowner'],$dom,$crs);      my %settings = &Apache::lonnet::get('environment',['internal.sectionnums','internal.coursecode','internal.courseowner'],$dom,$crs);
   my @currsections = ();      my @currsections = ();
   my @sections = ();      my @sections = ();
   my @allsections = ();      my @allsections = ();
   my @badowner = ();      my @badowner = ();
   my @badsections = ();      my @badsections = ();
   my $numsec = 0;      my $numsec = 0;
   my $secstr =  $settings{'internal.sectionnums'};      my $secstr =  $settings{'internal.sectionnums'};
   my $coursecode = $settings{'internal.coursecode'};      my $coursecode = $settings{'internal.coursecode'};
   my $owner = $settings{'internal.courseowner'};      my $owner = $settings{'internal.courseowner'};
   my $response = '';      my $response = '';
   my $putreply = '';      my $putreply = '';
   if ($secstr =~ m/,/) {      my $warning = '';
       @allsections = split/,/,$secstr;      my $warn_prefix = '';
   } else {      if ($secstr ne '') {
       unless ($secstr eq '') { $allsections[0] = $secstr; }   @allsections = split(/,/,$secstr);
   }      }
       
       if ( exists($env{'form.numsec'}) ) {
    $numsec = $env{'form.numsec'};
       }
       
       if ($numsec > 0) {
    for (my $i=0; $i<$numsec; $i++) {
       my $sec = "newsec_".$i;
       my $gp = "newsecgp_".$i;
       if ( exists($env{"form.$sec"}) ) {
    unless ( (grep/^$env{"form.$sec"}:/,@allsections) || (grep/^$env{"form.$sec"}:/,@sections) ) {
       my $newsec = $coursecode.$env{"form.$sec"};
       my $coursecheck = &Apache::lonnet::auto_validate_courseID($crs,$dom,$newsec);
       if ($coursecheck eq 'ok') {
    my $addcheck = &Apache::lonnet::auto_new_course($crs,$dom,$newsec,$owner);
    if ($addcheck eq 'ok') {
       push @sections,$env{"form.$sec"}.":".$env{"form.$gp"};
    } else {
       push @badowner,$env{"form.$sec"}.":".$env{"form.$gp"};
    }
       } else {
    push @badsections, $env{"form.$sec"}.":".$env{"form.$gp"}.":".$coursecheck;
       }
    }
       }
    }
    push @allsections, @sections;
       }
       
       if (@sections > 0 ) {
    unless ($secstr eq '') { $secstr .= ","; } 
    $secstr .= join(",",@sections);
    my %cenv = ('internal.sectionnums' => $secstr);
    $putreply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
    if ($putreply !~ /^ok$/) {
       $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/><br/>";
    }
       }
   
   if ( exists($ENV{'form.numsec'}) ) {      if ($putreply =~ /^ok/) {
       $numsec = $ENV{'form.numsec'};   $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";
   }   foreach (@allsections) {
       my ($sec,$gp) = split/:/,$_;
       $response .= "<li>$sec - ID: $gp</li>\n";
    }
    $response .= "</ul><br/><br/>\n";
       }
   
   if ($numsec > 0) {      if (@badsections > 0) {
       for (my $i=0; $i<$numsec; $i++) {   $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";
           my $sec = "newsec_".$i;   foreach (@badsections) {
           my $gp = "newsecgp_".$i;      my ($secnum,$gp,$prob) = split/:/,$_;
           if ( exists($ENV{"form.$sec"}) ) {      $response .= "<li>$secnum - ID: $gp - Error: $prob</li>\n";
               unless ( (grep/^$ENV{"form.$sec"}:/,@allsections) || (grep/^$ENV{"form.$sec"}:/,@sections) ) {   }
                   my $newsec = $coursecode.$ENV{"form.$sec"};   $response .= "</ul><br/><br/>\n";
                   my $coursecheck = &localenroll::validate_courseID($newsec);      }
                   if ($coursecheck eq 'ok') {  
                       my $addcheck = &localenroll::new_course($newsec,$owner);  
                       if ($addcheck eq 'ok') {  
                           push @sections,$ENV{"form.$sec"}.":".$ENV{"form.$gp"};  
                       } else {  
                           push @badowner,$ENV{"form.$sec"}.":".$ENV{"form.$gp"};  
                       }  
                   } else {  
                       push @badsections, $ENV{"form.$sec"}.":".$ENV{"form.$gp"}.":".$coursecheck;  
                   }  
               }  
           }  
       }  
       push @allsections, @sections;  
   }  
   
   if (@sections > 0 ) {      if (@badowner > 0) {
       unless ($secstr eq '') { $secstr .= ","; }    $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";
       if (@sections > 1) {   foreach (@badowner) {
           $secstr .= join(",",@sections);      my ($secnum,$gp) = split/:/,$_;
       } else {      $response .= "<li>$secnum - ID: $gp</li>\n";
           $secstr .= $sections[0];   }
       }   $response .= "</ul><br/><br/>\n";
       my %cenv = ('internal.sectionnums' => $secstr);      }
       $putreply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);  
       if ($putreply !~ /^ok$/) {  
           $response = "There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/><br/>";  
       }  
   }  
   
   if ($putreply =~ /^ok/) {      if (@allsections > 0) {
       $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";   $warning = &warning_message($dom,$crs,$action);
       foreach (@allsections) {   $warn_prefix = "<br/><font size ='+1'><b>Warning</b></font>. Although you have selected sections to contribute enrollment to this course, additional action is required.<br/>";
           my ($sec,$gp) = split/:/,$_;   unless ($warning eq '') {
           $response .= "<li>$sec - ID: $gp</li>\n";      $response .= $warn_prefix.$warning;
       }   }
       $response .= "</ul><br/><br/>\n";      }
   }  
   
   if (@badsections > 0) {      &print_reply($r,$response,$$tasktitleref{$action});
       $response .= "The sections listed below could not be included in the sections for this LON-CAPA course, because they are not valid section numbers according to your institution's official schedule of classes and sections.<br/><ul>\n";      return;
       foreach (@badsections) {  }
           my ($secnum,$gp,$prob) = split/:/,$_;  
           $response .= "<li>$secnum - ID: $gp - Error: $prob</li>\n";  
       }  
       $response .= "</ul><br/><br/>\n";  
   }  
   
   if (@badowner > 0) {  sub photo_permission {
       $response .= "The sections listed below could not be included in the sections for this LON-CAPA course, because the owner of this course - $owner - does not have rights to view enrollment in those classes as determined by your instititution's policies on access to official classlists.<br/><ul>\n";      my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
       foreach (@badowner) {      my %settings = &Apache::lonnet::get('environment',
           my ($secnum,$gp) = split/:/,$_;   ['internal.courseowner',
           $response .= "<li>$secnum - ID: $gp</li>\n";   'internal.photopermission',
       }   'internal.showphotos'],
       $response .= "</ul><br/><br/>\n";   $dom,$crs);
   }      my ($showphotos,$response);
       if (exists($env{'form.cancel_agreement'})) {
           if ($env{'user.name'} eq $settings{'internal.courseowner'}) {
               my %cenv = (
                   'internal.photopermission' => 'no',
               );
               my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
               if ($reply !~ /^ok$/) {
                   $response = &mt('There was a problem processing the record of your agreement to the conditions of use. Settings for this course have been left unchanged.').'<br/>'."\n";
                   &print_reply($r,$response,$$tasktitleref{$action});
               } else {
                   &print_photos_response($r,$realm,$dom,$crs,$action,
                          $tasktitleref,$showphotos,'no',\%cenv);
               }
               return;            
           }
       } 
       if (exists($env{'form.showphotos'})) {
           $showphotos=$env{'form.showphotos'};
       }
       if ($showphotos) {
           if ($env{'form.photopermission'}) {
               my %cenv = (
                   'internal.photopermission' => $env{'form.photopermission'},
               );
               my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
               if ($reply !~ /^ok$/) {
                   $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";
               } else {
                   &print_photos_response($r,$realm,$dom,$crs,$action,
          $tasktitleref,$showphotos,
          $env{'form.photopermission'},\%cenv);
               }
           } else {
               my ($result,$perm_reqd,$conditions) = 
    &Apache::lonnet::auto_photo_permission($crs,$dom);
               my $permcheck;
               if ($result eq 'ok') { 
                   if ($perm_reqd eq 'yes') {
                       if ($settings{'internal.photopermission'} eq 'yes') {
                           &print_photos_response($r,$realm,$dom,$crs,$action,
          $tasktitleref,$showphotos);
                       } else {
                           return(&print_photo_agreement($r,$realm,$dom,$crs,
         $action,$tasktitleref,
         $conditions,
         $settings{'internal.courseowner'}));
                       }
                   } elsif ($perm_reqd eq 'no') {
                       &print_photos_response($r,$realm,$dom,$crs,$action,
      $tasktitleref,$showphotos);
                   } else {
                       $permcheck = 'fail';
                   }
               } else {
                   $permcheck = 'fail';
               }
               if ($permcheck eq 'fail') {
                   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/>';
                   &print_reply($r,$response,$$tasktitleref{$action});
               }
           }
       } else {
           &print_photos_response($r,$realm,$dom,$crs,$action,$tasktitleref);
       }
       return;
   }
   
   &print_reply($r,$response,$$tasktitleref{$action});  sub print_photo_agreement {
   return;      my ($r,$realm,$dom,$crs,$action,$tasktitleref,$conditions,$courseowner)=@_;
       my $response;
       my $institution = $Apache::lonnet::domaindescription{$dom};
       if ($env{'user.name'} eq $courseowner) {
           $response = '
   <script type="text/javascript">
   function agreement_result(caller) {
       document.permission.photopermission.value = caller;
       if (caller == 0) {
           document.location.href="/adm/populate";
       } else {
           document.permission.submit();
       }
       return;
   }
   </script>
     <form name="permission" method="post">
      <table width="100%" border="0" cellpadding="2" cellspacing="2">
       <tr>
        <td align="left"><b>Use of student photos</b><br/>'."\n".
         &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).'
        </td>
       </tr>
      </table>
      <table border="0" cellpadding="3" cellspacing="3">
       <tr>
        <td colspan="2">
         <textarea rows="20" cols="80">'.$conditions.'</textarea>
        </td>
        <tr>
         <td align="left">  
          <input type="button" name="disagree" value="I do not agree" onclick="javascript:agreement_result('."'no'".');" />
         </td>
         <td align="right">
          <input type="button" name="agree" value="I agree" onclick="javscript:agreement_result('."'yes'".');" />
         </td>
       </tr>
      </table>
      <input type ="hidden" name="action" value="'.$action.'" />
      <input type ="hidden" name="state" value="process" />
      <input type ="hidden" name="showphotos" value="1" />
      <input type= "hidden" name="photopermission" value="" />
     </form>
   ';
       } else {
           my ($ownername,$owneremail) = &get_oenerinfo($dom,$courseowner);
           $response = &mt('The policies of your institution [_1] require that the course owner [_2] must indicate acceptance of the conditions of use of digital photos of registered students, before they may be made available for use in a course.',$institution,$ownername).'<br /><br />'.&mt('Please direct the course owner (e-mail: [_1]) to visit the "Student photos" page in the Automated Enrollment Manager to indicate acceptance of these conditions of use',$owneremail);
       }
       &print_reply($r,$response,$$tasktitleref{$action});
 }  }
   
 sub print_photos_response () {  sub print_photos_response {
   my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;      my ($r,$realm,$dom,$crs,$action,$tasktitleref,$showphotos,$photopermission,
   my %settings = &Apache::lonnet::get('environment',['internal.showphotos'],$dom,$crs);   $permissionenv)=@_;
   my $currphotos = $settings{'internal.showphotos'};      my %newenv;
   my $showphotos = '';      if (defined($permissionenv)) {
   if ( exists($ENV{'form.showphotos'}) ) {          foreach my $key (keys(%{$permissionenv})) {
       $showphotos=$ENV{'form.showphotos'};              if (exists($env{'request.course.id'})) {
   }                  $newenv{$env{'request.course.id'}.'.'.$key} =
       $$permissionenv{$key};
               }
           }
       }
       my %settings = &Apache::lonnet::get('environment',['internal.showphotos'],
    $dom,$crs);
       my $currphotos = $settings{'internal.showphotos'};
       my $response = "";
       if (defined($photopermission)) {
           if ($photopermission eq 'yes') {
               $response = &mt('Acceptance of photo use policy recorded.').'<br />'."\n";
           } else {
               $response = &mt('Non-acceptance of photo use policy recorded.').'<br />'."\n";
               $showphotos = 0;
           }
       }
       my %cenv = ('internal.showphotos' => $showphotos);
       my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
       if ($reply !~ /^ok$/) {
    $response .= "There was a problem processing your requested change. The student photo retrieval setting for this course has been left unchanged.<br/>";
       } else {
    if ($showphotos) {
       if ($currphotos) {
    $response .= "Retrieval of student photos is still <b>enabled</b>.<br/>";
       } else {
    $response .= "Retrieval of student photos in now <b>enabled</b>.<br/>";
                   my ($update,$commentary) = 
       &Apache::lonnet::auto_photochoice($crs,$dom);
                   if ($update) {
                       $response .= '<br />'.$commentary.'<br /><br />
   <form name="photoupdate" method="post">
   <input type ="button" name="retrieve" value="'.&mt('Update photo repository').'" 
   onclick="javascript:document.photoupdate.submit()" /> 
   <input type ="hidden" name="action" value="'.$action.'" />
   <input type ="hidden" name="state" value="photoupdate" />
   </form>';
                   }
       }
    } else {
       if ($currphotos) {
    $response .= "Retrieval of student photos is now <b>disabled</b>.<br/>";
       } else {
    $response .= "Retrieval of student photos is still <b>disabled</b>.<br/>";
       }
    }
           foreach my $key (keys(%cenv)) {
               if (exists($env{'request.course.id'})) {
                   $newenv{'course.'.$env{'request.course.id'}.'.'.$key} = 
       $cenv{$key};
               }
           }
       }
       if (keys(%newenv) > 0) {
           &Apache::lonnet::appenv(%newenv);
       }
       &print_reply($r,$response,$$tasktitleref{$action});
       return;
   }
   
   my $response = "";  sub print_photoupdate_response {
   my %cenv = ('internal.showphotos' => $showphotos);      my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
   my $reply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);      my $response;
   if ($reply !~ /^ok$/) {      my %changes;
       $response = "There was a problem processing your requested change. The student photo import setting for this course has been left unchanged.<br/>";      my %lt = &LONCAPA::Enrollment::photo_response_types();
   } else {      my %settings = &Apache::lonnet::get('environment',
       if ($showphotos) {   ['internal.coursecode',
           if ($currphotos) {   'internal.sectionnums',
               $response = "Retrieval of student photos is still <b>enabled</b><br/>";   'internal.crosslistings'],
           } else {   $dom,$crs);
               $response = "Retrieval of student photos in now <b>enabled</b><br/>";      my @allcourses = ();
           }      my %LC_code;
       } else {      my %affiliates;
           if ($currphotos) {      my $outcome;
               $response = "Retrieval of student photos is now <b>disabled</b><br/>";      &get_institutional_codes(\%settings,,\@allcourses,\%LC_code);
           } else {      if (@allcourses > 0) {
               $response = "Retrieval of student photos is still <b>disabled</b><br/>";          @{$affiliates{$crs}} = @allcourses;
           }          $outcome = &Apache::lonnet::auto_photoupdate(\%affiliates,$dom,$crs,\%changes);
       }          unless ($outcome eq 'ok') {
   }              &Apache::lonnet::logthis("lonpopulate::print_photoupdate_response".
   &print_reply($r,$response,$$tasktitleref{$action});       "failed to update student photos".
   return;       " for ".$crs."\@".$dom." by ".
        $env{'user.name'}." \@ ".$env{'user.domain'}.
        ": ".$outcome);
           }
           if ($outcome eq 'ok') {
               if (keys(%changes) > 0) {
                   $response = &mt('Update of photos for registered students resulted in the following ').': <br /><script type="text/javascript">
   function photowindow(photolink) {
       var title = "Photo_Viewer";
       var options = "scrollbars=1,resizable=1,menubar=0";
       options += ",width=240,height=240";
       stdeditbrowser = open(photolink,title,options,"1");
       stdeditbrowser.focus();
   }
   </script>
   ';
                   foreach my $type (sort(keys(%changes))) {
                       my @usernames = sort(split(/\&/,$changes{$type})); 
                       my $count = @usernames; 
                       $response .= '<b>'.&mt('For [_1] students, photos ',
      $count).$lt{$type}.'</b><ul>';
                       foreach my $username (@usernames) {
                           $response .= '<li>'.$username;
                           if (($type eq 'new') || ($type eq 'same') || ($type eq 'update')) {
                               $response .= '&nbsp;<a href="javascript:photowindow('."'".&Apache::lonnet::studentphoto($dom,$username,'jpg')."'".')">View</a></li>';  
                           }
                       }
                       $response .= '</ul><br />';
                   }
               } else {
                   $response = &mt('No updates of photos of registered students occurred').
                            '<br />';
               }    
           } else {
               $response = "There was a problem updating student photos for registered students in this course. <br/>";
           }
       } else {
           $response = "No institutional course sections are currently associated with this course so there are no registered students for whom photos can be imported/updated";
       }
       &print_reply($r,$response,$$tasktitleref{$action});
       return;
   }
   
   sub get_ownerinfo {
       my ($dom,$owner) = @_; 
       my ($ownername,$owneremail);
       if ($owner) {
           $ownername=&Apache::loncommon::plainname($owner,$dom,'firstname');
           my %ownerinfo = &Apache::lonnet::get('environment','permanentemail',
        $dom,$owner);
           $owneremail = $ownerinfo{'permanentemail'};
       }
       return ($ownername,$owneremail);
 }  }
   
 sub print_update_result () {  sub print_update_result () {
   my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;      my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
   my $response = '';      my $response = '';
   my $updateadds = 0;      my $updateadds = 0;
   my $updatedrops = 0;      my $updatedrops = 0;
   my $changecount = 0;      my $changecount = 0;
   my %affiliates = ();      my %affiliates = ();
   my %reply = ();      my %reply = ();
   my @allcourses = ();      my @allcourses = ();
   my %LC_code = ();      my %LC_code = ();
   my $logmsg = '';      my $logmsg = '';
   my $newusermsg = '';      my $newusermsg = '';
       my %phototypes = ();
   my %settings = &Apache::lonnet::get('environment',['internal.coursecode','internal.sectionnums','internal.crosslistings','internal.authtype','internal.autharg','internal.autostart','internal.autoend'],$dom,$crs);      my %settings = &Apache::lonnet::get('environment',['internal.coursecode','internal.sectionnums','internal.crosslistings','internal.authtype','internal.autharg','internal.showphotos'],$dom,$crs);
   my $coursecode = $settings{'internal.coursecode'};      my $coursecode = $settings{'internal.coursecode'};
   my $authtype = $settings{'internal.authtype'};      my $authtype = $settings{'internal.authtype'};
   my $autharg = $settings{'internal.autharg'};      my $autharg = $settings{'internal.autharg'};
   my $autostart = $settings{'internal.autostart'};      my $showphotos = $settings{'internal.showphotos'};
   my $autoend = $settings{'internal.autoend'};      my ($startaccess,$endaccess) = &get_dates_from_form();
        if ( exists($env{'form.updateadds'}) ) {
   if ( exists($ENV{'form.updateadds'}) ) {          $updateadds = $env{'form.updateadds'};
       $updateadds = $ENV{'form.updateadds'};      }
   }      if ( exists($env{'form.updatedrops'}) ) {
   if ( exists($ENV{'form.updatedrops'}) ) {          $updatedrops = $env{'form.updatedrops'};
       $updatedrops = $ENV{'form.updatedrops'};      }
   }      if (($startaccess eq '') || ($endaccess eq '')) {
   if (!$updateadds && !$updatedrops) {          $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 />"; 
       $response = "An update of the class roster has not been carried out because you indicated that you wanted to neither add new students, nor expire dropped students based on a comparison between the institutional class lists for the course sections and crosslisted courses that contribure enrollment to this LON-CAPA course.";      } elsif ($updateadds && (($endaccess > 0) && ($endaccess <= $startaccess))) {
   } elsif ($coursecode eq '') {          $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";
       $response = "There was a problem retrieving the course code for this LON-CAPA course.  An update of the class roster has not been carried out, and enrollment remains unchanged";      } elsif (!$updateadds && !$updatedrops) {
   } else {   $response = "An update of the class roster has not been carried out because you indicated that you wanted to neither add new students, nor expire dropped students based on a comparison between the institutional class lists for the course sections and crosslisted courses that contribure enrollment to this LON-CAPA course.";
       } elsif ($coursecode eq '') {
    $response = "There was a problem retrieving the course code for this LON-CAPA course.  An update of the class roster has not been carried out, and enrollment remains unchanged";
       } else {
           &get_institutional_codes(\%settings,\@allcourses,\%LC_code);
    if (@allcourses > 0) {
       @{$affiliates{$crs}} = @allcourses;
       my $outcome = &Apache::lonnet::fetch_enrollment_query('updatenow',\%affiliates,\%reply,$dom,$crs);
               unless ($outcome eq 'ok') {
                   &Apache::lonnet::logthis("lonpopulate:update roster".
                                            "failed to retrieve classlist".
                                    " data for ".$crs."\@".$dom." by ".
                                    $env{'user.name'}." \@ ".$env{'user.domain'}.
                                    ": ".$outcome);
               }
       if ($reply{$crs} > 0) {
    ($changecount,$response) = &LONCAPA::Enrollment::update_LC($dom,$crs,$updateadds,$updatedrops,$startaccess,$endaccess,$authtype,$autharg,\@allcourses,\%LC_code,\$logmsg,\$newusermsg,"updatenow",\%phototypes);
       } else {
    $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.";
       }  
    } else {
       $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)";
    }
       }
       unless ($logmsg eq '') {
    my $loglength = length($logmsg);
    $logmsg = substr($logmsg,0,$loglength-4);
    $logmsg = "<br/><br/>The following messages were generated by the roster update process: <br/><ul><li>".$logmsg."</ul><br/>";
       }
       unless ($newusermsg eq '') {
    $newusermsg = substr( $newusermsg,0,rindex($newusermsg,'<li>') );
    $newusermsg = "<br/><br/>The following new system user(s) who was/were created will be using local or internal authentication with an initial randomly generated password. A valid e-mail address was not available for this/these user(s) so LON-CAPA account credentials could not be sent via e-mail.<br/><ul><li>".$newusermsg."</ul><br/>";
       }
       $response .= $logmsg.$newusermsg;
       &print_reply($r,$response,$$tasktitleref{$action});
       return;
   }
   
   sub get_institutional_codes {
       my ($settings,$allcourses,$LC_code) = @_;
 # Get complete list of course sections to update  # Get complete list of course sections to update
       my @currsections = ();      my @currsections = ();
       my @currxlists = ();      my @currxlists = ();
       my $coursecode = $$settings{'internal.coursecode'};
                                                                                          
       if ($$settings{'internal.sectionnums'} ne '') {
           @currsections = split(/,/,$$settings{'internal.sectionnums'});
       }
                                                                                         
       if ($$settings{'internal.crosslistings'} ne '') {
           @currxlists = split(/,/,$$settings{'internal.crosslistings'});
       }
                                                                                          
       if (@currxlists > 0) {
           foreach (@currxlists) {
               if (m/^([^:]+):(\w*)$/) {
                   unless (grep/^$1$/,@{$allcourses}) {
                       push @{$allcourses},$1;
                       $$LC_code{$1} = $2;
                   }
               }
           }
       }
                                                                                          
       if (@currsections > 0) {
           foreach (@currsections) {
               if (m/^(\w+):(\w*)$/) {
                   my $sec = $coursecode.$1;
                   my $gp = $2;
                   unless (grep/^$sec$/,@{$allcourses}) {
                       push @{$allcourses},$sec;
                       $$LC_code{$sec} = $gp;
                   }
               }
           }
       }
       return; 
   }
   
       if ($settings{'internal.sectionnums'} =~ m/,/) {  
           @currsections = split/,/,$settings{'internal.sectionnums'};  
       } elsif ($settings{'internal.sectionnums'} ne '') {  
           $currsections[0] = $settings{'internal.sectionnums'};  
       }  
   
       if ($settings{'internal.crosslistings'} =~ m/,/) {  
           @currxlists = split/,/,$settings{'internal.crosslistings'};  
       } elsif ($settings{'internal.crosslistings'} ne '') {  
           $currxlists[0] = $settings{'internal.crosslistings'};  
       }  
                                                                                                        
       if (@currxlists > 0) {  
           foreach (@currxlists) {  
               if (m/^(\w+):(\w*)$/) {  
                   unless (grep/^$1$/,@allcourses) {   
                       push @allcourses,$1;  
                       $LC_code{$1} = $2;   
                   }  
               }  
           }  
       }  
   
       if (@currsections > 0) {  sub print_viewclass_response {
           foreach (@currsections) {      my ($r,$realm,$dom,$crs,$action,$tasktitleref) = @_;
               if (m/^(\w+):(\w*)$/) {      my $response;
                   my $sec = $coursecode.$1;      my $chgtotal = 0;
                   my $gp = $2;      my $chgok = 0;
                   unless (grep/^$sec$/,@allcourses) {       my $chgfail = 0;
                       push @allcourses,$sec;      my $othdom = 0;
                       $LC_code{$sec} = $gp;       my $locktotal = 0;
                   }      my $lockok = 0;
               }      my $lockfail = 0;
           }      my $cid = $dom."_".$crs;
       }      my %chg = ();
       my %nochg = ();
       my %otherdom = ();
       my %lockchg = ();
       my %nolockchg = ();
       my $classlist = &Apache::loncoursedata::get_classlist($dom,$crs);
       my $endidx = &Apache::loncoursedata::CL_END;
       my $startidx = &Apache::loncoursedata::CL_START;
       my $ididx=&Apache::loncoursedata::CL_ID;
       my $secidx=&Apache::loncoursedata::CL_SECTION;
       my $typeidx=&Apache::loncoursedata::CL_TYPE;
       my $lockedidx=&Apache::loncoursedata::CL_LOCKEDTYPE;
       &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['chgauto','chgmanual','lockchg','unlockchg']);
       my @typechglist = (&Apache::loncommon::get_env_multiple('form.chgauto'),
          &Apache::loncommon::get_env_multiple('form.chgmanual'));
       my @lockchglist = (&Apache::loncommon::get_env_multiple('form.lockchg'),
          &Apache::loncommon::get_env_multiple('form.unlockchg'));
   
       foreach my $student (sort @typechglist) {
           my ($uname,$udom) = split/:/,$student;
           my $sdata    = $classlist->{$student};
           my $section  = $sdata->[$secidx];
           my $uid       = $sdata->[$ididx];
           my $start    = $sdata->[$startidx];
           my $end      = $sdata->[$endidx];
           my $type     = $sdata->[$typeidx];
           my $lock   = $sdata->[$lockedidx];
           my $newlock = $lock;
           $chgtotal ++;
           my $newtype = 'auto';
           my $change = 'auto';
           my $oldtype = 'manual';
           if ($type eq 'auto') { 
               $oldtype = 'auto';
               $newtype = '';
               $change = 'manual';
           }
           if ($udom eq $dom) {
               if ($newtype eq 'auto') {
                   $newlock = '';
               } elsif ($newtype eq '') {
                   $newlock = '1';
               }
               my $modreply = &Apache::lonnet::modify_student_enrollment($udom,$uname,$uid,'','','','',$section,$end,$start,$newtype,$newlock,$cid);
               if ($modreply eq 'ok') {
                   $chgok ++;
                   $chg{$student} = "Changed to $change";
               } else {
                   $chgfail ++;
                   $nochg{$student} = "Still set to $oldtype";
               } 
           } else {
               $othdom ++;
               $otherdom{$student} = "Still set to $oldtype"; 
           }
       }
       foreach my $student (@lockchglist) {
           my ($uname,$udom) = split/:/,$student;
           my $sdata    = $classlist->{$student};
           my $section  = $sdata->[$secidx];
           my $uid       = $sdata->[$ididx];
           my $start    = $sdata->[$startidx];
           my $end      = $sdata->[$endidx];
           my $type     = $sdata->[$typeidx];
           my $lock   = $sdata->[$lockedidx];
           my $newlock = 1;
           my $oldlockname = &mt('unlocked');
           my $newlockname = &mt('locked');
           $locktotal++;
           unless ($type eq 'auto') {
               if ($lock) {
                   $newlock = '';
                   $newlockname = &mt('unlocked');
                   $oldlockname = &mt('locked'); 
               }
               my $lockreply = &Apache::lonnet::modify_student_enrollment($udom,$uname,$uid,'','','','',$section,$end,$start,$type,$newlock,$cid);
               if ($lockreply eq 'ok') {
                   $lockok ++;
                   $lockchg{$student} = 'Changed to '.$newlockname;
               } else {
                   $lockfail ++;
                   $nolockchg{$student} = 'Still set to '.$oldlockname;
               }
           }
       }
       if ($chgtotal > 0) {
           $response = "You requested a change in enrollment type for $chgtotal students.<br /><br />\n";
           $classlist = &Apache::loncoursedata::get_classlist($dom,$crs);
           if ($chgok > 0) {
               $response .= "The following $chgok changes were successful:<br />";
               $response .= &enrolltype_result(\%chg,$classlist,$endidx,$startidx,$ididx,$secidx,$typeidx);
           }
           if ($chgfail > 0) {
               $response .= "The following $chgfail students were not modified successfully:&nbsp;<br />";
               $response .= &enrolltype_result(\%nochg,$classlist,$endidx,$startidx,$ididx,$secidx,$typeidx);
           }
           if ($othdom > 0) {
               $response .= "The following $othdom students were not modified because students must be in the same LON-CAPA domain as the course, in order to be set to an enrollment type of 'auto':<br />"; 
               $response .= &enrolltype_result(\%otherdom,$classlist,$endidx,$startidx,$ididx,$secidx,$typeidx);
           }
           $response .= "<br /><br />";
       }
       if ($locktotal > 0) {
           $response .= "You requested locking/unlocking for $locktotal manually enrolled students.<br /><br />\n";
           $classlist = &Apache::loncoursedata::get_classlist($dom,$crs);
           if ($lockok > 0) {
               $response .= "The following $lockok changes were successful:<br />";
               $response .= &enrolltype_result(\%lockchg,$classlist,$endidx,$startidx,$ididx,$secidx,$typeidx,$lockedidx);
           }
           if ($lockfail > 0) {
               $response .= "The following $lockfail students were not modified successfully:&nbsp;<br />";
               $response .= &enrolltype_result(\%nolockchg,$classlist,$endidx,$startidx,$ididx,$secidx,$typeidx,$lockedidx);
           }
       }
       &print_reply($r,$response,$$tasktitleref{$action});
       return;
   }
   
       if (@allcourses > 0) {  sub enrolltype_result {
           @{$affiliates{$crs}} = @allcourses;      my ($changes,$classlist,$endidx,$startidx,$ididx,$secidx,$typeidx,$lockedidx) = @_;
           &localenroll::fetch_enrollment($dom,\%affiliates,\%reply);      my $reply = "
           if ($reply{$crs} > 0) {              <table border='2'>
               ($changecount,$response) = &LONCAPA::Enrollment::update_LC($dom,$crs,$updateadds,$updatedrops,$autostart,$autoend,$authtype,$autharg,\@allcourses,\%LC_code,\$logmsg,\$newusermsg,"updatenow");               <tr>
           } else {                <th>username</th>
               $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.";                <th>domain</th>
           }                  <th>ID</th>
       } else {                <th>student name</th>
           $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)";                <th>section</th>
       }                <th>start date</th>
   }                <th>end date</th>
   unless ($logmsg eq '') {                <th>enrollment change</th>
       my $loglength = length($logmsg);               </tr>";
       $logmsg = substr($logmsg,0,$loglength-4);      foreach (sort keys %{$changes}) {
       $logmsg = "<br/><br/>The following messages were generated by the roster update process: <br/><ul><li>".$logmsg."</ul><br/>";          my $sdata  = $classlist->{$_};
   }          my ($uname,$udom) = split/:/,$_;
   unless ($newusermsg eq '') {          my $section  = $sdata->[$secidx];
       $newusermsg = substr( $newusermsg,0,rindex($newusermsg,'<li>') );          my $uid      = $sdata->[$ididx];
       $newusermsg = "<br/><br/>The following new system user(s) who was/were created will be using internal authentication with an initial randomly generated password. A valid e-mail address was not available for this/these user(s) so LON-CAPA account credentials could not be sent via e-mail.<br/><ul><li>".$newusermsg."</ul><br/>";          my $start    = $sdata->[$startidx];
   }          my $end      = $sdata->[$endidx];
   $response .= $logmsg.$newusermsg;          my $type     = $sdata->[$typeidx];
   &print_reply($r,$response,$$tasktitleref{$action});          if (! defined($start) || $start == 0) {
   return;              $start = &mt('none');
           } else {
               $start = &Apache::lonlocal::locallocaltime($start);
           }
           if (! defined($end) || $end == 0) {
               $end = &mt('none');
           } else {
               $end = &Apache::lonlocal::locallocaltime($end);
           }
           if (!defined($section) || ($section eq '')) {
               $section eq '&nbsp;';
           }
           if (!defined($uid) || ($uid eq '')) {
               $uid = '&nbsp';
           }
           $reply .= "
                <tr>
                 <td>$uname</td>
                 <td>$udom</td>
                 <td>$uid</td>
                 <td>".&Apache::loncommon::plainname($uname,$udom)."</td>
                 <td>$section</td>
                 <td>$start</td>
                 <td>$end</td>
                 <td>$$changes{$_}</td>
                </tr>";
       }
       $reply .= "</table>";
       return $reply;
   }
   
   sub warning_message {
       my ($dom,$crs,$caller) = @_;
       my %settings = &Apache::lonnet::get('environment',['internal.autoadds','internal.autodrops','internal.sectionnums','internal.crosslistings','internal.autostart','internal.autoend'],$dom,$crs);
       my $currend = '';
       my $currstart = '';
       my $currsecs = '';
       my $currxlists = '';
       my $warning = '';
       my $curradds = '';
       my $currdrops = '';
       if ( defined($settings{'internal.autoadds'}) ) {
           $curradds = $settings{'internal.autoadds'};
       }
       if (defined($settings{'internal.autodrops'}) ) {
           $currdrops = $settings{'internal.autodrops'};
       }
       if ( defined($settings{'internal.autostart'}) ) {
           $currstart = $settings{'internal.autostart'};
       }
       if ( defined($settings{'internal.autoend'}) ) {
           $currend = $settings{'internal.autoend'};
       }
       if ( defined($settings{'internal.sectionnums'}) ) {
           $currsecs = $settings{'internal.sectionnums'};
       }
       if ( defined($settings{'internal.crosslistings'}) ) {
           $currxlists = $settings{'internal.crosslistings'}
       }
       unless ($caller eq 'setdates') {
           if ( ($currstart eq '') && ($currend eq '') )  {
               $warning = "You <b>must</b> now use <a href='/adm/populate?action=setdates'>Change enrollment dates</a> to set a start date <i>and</i> an end date for the enrollment (or check the 'No end date' checkbox) for the nightly adds process to actually occur.</br></br>";
           }
       }
       unless ( ($caller eq 'sections') || ($caller eq 'crosslist') ) {
           if ( ($currsecs eq '') && ($currxlists eq '') ) {
               $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/>";
           }
       }
       unless ( $caller eq 'chgsettings') {
           if ( (!$curradds) && (!$currdrops) ) {
               $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/>.";
           }
       }
       return $warning;
 }  }
   
 sub print_reply () {  sub print_reply () {
Line 1698  sub print_reply () { Line 2723  sub print_reply () {
   $r->print("    $r->print("
             <br/><table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">              <br/><table width=\"100%\" border=\"0\" cellpadding=\"2\" cellspacing=\"2\">
              <tr>               <tr>
               <tr align=\"left\"><b>$caller</b> - result<br/><br/>$response</td>                <td align=\"left\"><b>$caller</b> - result<br/><br/>$response</td>
               </td>  
              </tr>               </tr>
             </table>              </table>
   ");    ");
Line 1707  sub print_reply () { Line 2731  sub print_reply () {
 }  }
   
 sub setup_date_selectors {  sub setup_date_selectors {
     my ($starttime,$endtime) = @_;      my ($starttime,$endtime,$action) = @_;
     if ($endtime == 0) {  
         $endtime = 1999915200;  
     }  
     if (! defined($starttime)) {      if (! defined($starttime)) {
         $starttime = time;          $starttime = time;
         if (exists($ENV{'course.'.$ENV{'request.course.id'}.          if ($action eq 'setdates') {
               if (exists($env{'course.'.$env{'request.course.id'}.
                             '.default_enrollment_start_date'})) {                              '.default_enrollment_start_date'})) {
             $starttime = $ENV{'course.'.$ENV{'request.course.id'}.                  $starttime = $env{'course.'.$env{'request.course.id'}.
                                   '.default_enrollment_start_date'};                                    '.default_enrollment_start_date'};
               }
         }          }
     }      }
     if (! defined($endtime)) {      if (! defined($endtime)) {
         $endtime = time+(6*30*24*60*60); # 6 months from now, approx          $endtime = time+(6*30*24*60*60); # 6 months from now, approx
         if (exists($ENV{'course.'.$ENV{'request.course.id'}.          if ($action eq 'setdates') {
               if (exists($env{'course.'.$env{'request.course.id'}.
                             '.default_enrollment_end_date'})) {                              '.default_enrollment_end_date'})) {
             $endtime = $ENV{'course.'.$ENV{'request.course.id'}.                  $endtime = $env{'course.'.$env{'request.course.id'}.
                                 '.default_enrollment_end_date'};                                  '.default_enrollment_end_date'};
               }
         }          }
     }      }
     my $startdateform = &Apache::lonhtmlcommon::date_setter('enter',      my $startdateform = &Apache::lonhtmlcommon::date_setter('enter',
Line 1737  sub setup_date_selectors { Line 2762  sub setup_date_selectors {
 }  }
   
 sub get_dates_from_form {  sub get_dates_from_form {
     my $startdate = &Apache::lonhtmlcommon::get_date_from_form('startdate');      my $startdate;
     my $enddate   = &Apache::lonhtmlcommon::get_date_from_form('enddate');      my $enddate;
     if ( exists ($ENV{'form.no_end_date'}) ) {      $startdate = &Apache::lonhtmlcommon::get_date_from_form('startdate');
       $enddate   = &Apache::lonhtmlcommon::get_date_from_form('enddate');
       if ( exists ($env{'form.no_end_date'}) ) {
         $enddate = 0;          $enddate = 0;
     }      }
     return ($startdate,$enddate);      return ($startdate,$enddate);
 }  }
   
 sub date_setting_table {  sub date_setting_table {
     my ($starttime,$endtime) = @_;      my ($starttime,$endtime,$action) = @_;
     my ($startform,$endform) = &setup_date_selectors($starttime,$endtime);      my ($startform,$endform) = &setup_date_selectors($starttime,$endtime,$action);
     my $perpetual = '<nobr><input type="checkbox" name="no_end_date"';      my $perpetual = '<nobr><input type="checkbox" name="no_end_date"';
     if (defined($endtime) && $endtime == 0) {      if (($action eq 'setdates' && defined($endtime) && $endtime == 0) || (($action eq 'setaccess' || $action eq 'updatenow') && ($endtime eq '' || $endtime == 0)) ) {
         $perpetual .= ' checked';          $perpetual .= ' checked';
     }      }
     $perpetual.= ' />'.' no ending date</nobr>';      $perpetual.= ' />'.' no ending date</nobr>';
Line 1772  sub date_setting_table { Line 2799  sub date_setting_table {
 sub handler {  sub handler {
     my $r = shift;      my $r = shift;
     if ($r->header_only) {      if ($r->header_only) {
         $r->content_type('text/html');   &Apache::loncommon::content_type($r,'text/html');
         $r->send_http_header;          $r->send_http_header;
         return OK;          return OK;
     }      }
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['action','state']);      &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['action','state']);
     #  Needs to be in a course      #  Needs to be in a course
     if (! (($ENV{'request.course.fn'}) &&  (&Apache::lonnet::allowed('cst',$ENV{'request.course.id'})))) {      if (! (($env{'request.course.fn'}) &&  (&Apache::lonnet::allowed('cst',$env{'request.course.id'})))) {
         # Not in a course, or not allowed to modify parms          # Not in a course, or not allowed to modify parms
         $ENV{'user.error.msg'}="/adm/populate:cst:0:0:Cannot drop or add students";          $env{'user.error.msg'}="/adm/populate:cst:0:0:Cannot drop or add students";
         return HTTP_NOT_ACCEPTABLE;           return HTTP_NOT_ACCEPTABLE;
     }      }
     # Start page      # Start page
     $r->content_type('text/html');      &Apache::loncommon::content_type($r,'text/html');
     $r->send_http_header;      $r->send_http_header;
   
     my @tasks = ("information","chgsettings","setdates","notify","crosslist","sections","photos","updatenow");      my @tasks = ("information","chgsettings","setdates","setaccess","notify","crosslist","sections","photos","updatenow","updatephotos","viewclass");
                                                                                                                                                                     
     my %tasklong = (      my %tasklong = (
                information => "Task information",                 information => "Task information",
                chgsettings => "Automated adds/drops",                 chgsettings => "Automated adds/drops",
                setdates => "Change enrollment dates",                 setdates => "Change enrollment dates",
                  setaccess => "Change access dates",
                notify => "Notification of changes",                 notify => "Notification of changes",
                crosslist => "Change crosslistings",                 crosslist => "Change crosslistings",
                sections => "Section settings",                 sections => "Section settings",
                photos => "Student photos",                 photos => "Student photo settings",
                  updatephotos => "Update student photos",
                updatenow => "Update roster now",                 updatenow => "Update roster now",
                newcross => "Add crosslistings",                 newcross => "Add crosslistings",
                newsections => "Add sections"                 newsections => "Add sections",
                  viewclass => "View students and change type",
     );      );
                                                                                                                                                                     
     my %tasktitle = (      my %tasktitle = (
                chgsettings => "Changes to nightly automated enrollments",                 chgsettings => "Changes to nightly automated enrollments",
                setdates => "Changes to first and/or last automated enrollment dates",                 setdates => "Changes to first and/or last automated enrollment dates",
                  setaccess => "Changes to default start and/or end dates for student access",
                notify => "Notification of enrollment changes",                 notify => "Notification of enrollment changes",
                crosslist => "Changes to crosslistings",                 crosslist => "Changes to crosslistings",
                sections => "Changes to section settings",                 sections => "Changes to section settings",
                photos => "Automatic import of student photos",                 photos => "Student photo settings",
                  updatephotos => "Update student photos",
                updatenow => "Immediate course roster update",                 updatenow => "Immediate course roster update",
                newcross => "Adding new crosslisted courses",                 newcross => "Adding new crosslisted courses",
                newsections => "Adding new course sections"                 newsections => "Adding new course sections",
                  viewclass => "Viewing class roster and enrollment type"
     );      );
   
     my $realm = '';      my $realm = '';
     if ( exists($ENV{'request.course.id'}) ) {      if ( exists($env{'request.course.id'}) ) {
         $realm= $ENV{'course.'.$ENV{'request.course.id'}.'.description'};          $realm= $env{'course.'.$env{'request.course.id'}.'.description'};
     }      }
     unless ($realm) { $realm='&nbsp;'; }      unless ($realm) { $realm='&nbsp;'; }
     my $dom = $ENV{'course.'.$ENV{'request.course.id'}.'.domain'};      my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
     my $crs = $ENV{'course.'.$ENV{'request.course.id'}.'.num'};      my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
           
     #      #
     # Main switch on form.action and form.state, as appropriate      # Main switch on form.action and form.state, as appropriate
     #      #
   
     my $action = "information";      my $action = "information";
     if ( exists($ENV{'form.action'}) ) {      if ( exists($env{'form.action'}) ) {
         $action = $ENV{'form.action'};          $action = $env{'form.action'};
     }      }
     my $state = "choose";      my $state = "choose";
   
     if ( exists($ENV{'form.state'}) ) {      if ( exists($env{'form.state'}) ) {
         $state = $ENV{'form.state'};          $state = $env{'form.state'};
     }      }
   
     if ($action eq "information") {      if ($action eq "information") {
         $r->print(&header());           $r->print(&header()); 
     } else {      } else {
         if ($state eq "choose") {          if ($state eq "choose") {
             $r->print(&choose_header());              $r->print(&choose_header($action));
         } else {          } else {
             if ($action eq "crosslist") {              if ($action eq "crosslist") {
                 if ( exists($ENV{'form.numcross'}) ) {                  if ( exists($env{'form.numcross'}) ) {
                     if ( $ENV{'form.numcross'} > 0 ) {                      if ( $env{'form.numcross'} > 0 ) {
                         $r->print(&choose_header());                          $r->print(&choose_header($action));
                     } else {                      } else {
                         $r->print(&header());                          $r->print(&header());
                     }                      }
Line 1853  sub handler { Line 2886  sub handler {
                     $r->print(&header());                      $r->print(&header());
                 }                  }
             } elsif ($action eq "sections") {              } elsif ($action eq "sections") {
                 if ( exists($ENV{'form.numsec'}) ) {                  if ( exists($env{'form.numsec'}) ) {
                     if ( $ENV{'form.numsec'} > 0 ) {                      if ( $env{'form.numsec'} > 0 ) {
                         $r->print(&choose_header());                          $r->print(&choose_header($action));
                     } else {                      } else {
                         $r->print(&header());                          $r->print(&header());
                     }                      }
Line 1867  sub handler { Line 2900  sub handler {
             }              }
         }          }
     }      }
     
     my $reply = 0;      my $reply = 0;
     unless ($state eq "choose") { $reply = 1; }      unless ($state eq "choose") { $reply = 1; }
   
Line 1880  sub handler { Line 2913  sub handler {
         &print_chgsettings_response($r,$realm,$dom,$crs,$action,\%tasktitle);          &print_chgsettings_response($r,$realm,$dom,$crs,$action,\%tasktitle);
     } elsif ($action eq "setdates") {      } elsif ($action eq "setdates") {
         &print_setdates_response($r,$realm,$dom,$crs,$action,\%tasktitle);          &print_setdates_response($r,$realm,$dom,$crs,$action,\%tasktitle);
       } elsif ($action eq "setaccess") {
           &print_setaccess_response($r,$realm,$dom,$crs,$action,\%tasktitle);
     } elsif ($action eq "notify") {      } elsif ($action eq "notify") {
         &print_notify_response($r,$realm,$dom,$crs,$action,\%tasktitle);          &print_notify_response($r,$realm,$dom,$crs,$action,\%tasktitle);
     } elsif ($action eq "sections") {      } elsif ($action eq "sections") {
Line 1889  sub handler { Line 2924  sub handler {
     } elsif ($action eq "updatenow") {      } elsif ($action eq "updatenow") {
         &print_update_result($r,$realm,$dom,$crs,$action,\%tasktitle);          &print_update_result($r,$realm,$dom,$crs,$action,\%tasktitle);
     } elsif ($action eq "photos") {      } elsif ($action eq "photos") {
         &print_photos_response($r,$realm,$dom,$crs,$action,\%tasktitle);          if ($state eq "photoupdate") {
               &print_photoupdate_response($r,$realm,$dom,$crs,$action,\%tasktitle);
           } else { 
               &photo_permission($r,$realm,$dom,$crs,$action,\%tasktitle);
           }
       } elsif ($action eq "updatephotos") {
           &print_photoupdate_response($r,$realm,$dom,$crs,$action,\%tasktitle);
     } elsif ($action eq "newcross") {      } elsif ($action eq "newcross") {
         &print_crosslistings_response($r,$realm,$dom,$crs,$action,\%tasktitle);              &print_crosslistings_response($r,$realm,$dom,$crs,$action,\%tasktitle);    
     } elsif ($action eq "newsections") {      } elsif ($action eq "newsections") {
         &print_sections_response($r,$realm,$dom,$crs,$action,\%tasktitle);          &print_sections_response($r,$realm,$dom,$crs,$action,\%tasktitle);
       } elsif ($action eq "viewclass") {
           &print_viewclass_response($r,$realm,$dom,$crs,$action,\%tasktitle);
     }      }
     &print_doc_base($r);        &print_doc_base($r);  
     return OK;      return OK;
Removed from v.1.8  
changed lines
  Added in v.1.35

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