Diff for /loncom/interface/lonmsgdisplay.pm between versions 1.35.2.4 and 1.52

version 1.35.2.4, 2006/07/19 16:01:45 version 1.52, 2006/12/17 15:52:37
Line 74  email program, so they have full access Line 74  email program, so they have full access
 interface, or other features they may wish to use in response to the  interface, or other features they may wish to use in response to the
 student's query.  student's query.
   
 =item * B<Blocking>: LON-CAPA can block display of e-mails that are   =item * B<Blocking>: LON-CAPA can block selected communication 
 sent to a student during an online exam. A course coordinator or  features for students during an online exam. A course coordinator or
 instructor can set an open and close date/time for scheduled online  instructor can set an open and close date/time for scheduled online
 exams in a course. If a user uses the LON-CAPA internal messaging   exams in a course. If a user uses the LON-CAPA internal messaging 
 system to display e-mails during the scheduled blocking event,    system to display e-mails during the scheduled blocking event,  
Line 138  my $interdis; Line 138  my $interdis;
   
 sub folderlist {  sub folderlist {
     my $folder=shift;      my $folder=shift;
     my @allfolders=&Apache::lonnet::getkeys('email_folders');      my %lt = &Apache::lonlocal::texthash(
     if ($allfolders[0]=~/^error:/) { @allfolders=(); }                  actn => 'Action',
     return '<form method="post" action="/adm/email">'.                  fold => 'Folder',
  &mt('Folder').': '.                  show => 'Show',
  &Apache::loncommon::select_form($folder,'folder',                  go   => 'Go',
      ('' => &mt('INBOX'),'trash' => &mt('TRASH'),                  nnff => 'New Name for Folder',
       'new' => &mt('New Messages Only'),                  newn => 'New Name',
                               'critical' => &mt('Critical'),                  thfm => 'The folder may not be renamed',
       'sent' => &mt('Sent Messages'),                  fmnb => 'folder may not be renamed as it is a folder provided by the system.',
       map { $_ => $_ } @allfolders)).                  asth => 'as this name is already in use for a system-provided or user-defined folder.',
       ' '.&mt('Show').                  the => 'The',
       '<select name="interdis">'.                  tnfm => 'The new folder may not be named',
       join("\n",map { '<option value="'.$_.'"'.  
  ($_==$interdis?' selected="selected"':'').'>'.$_.'</option>' }      );
    (10,20,50,100,200)).'</select>'.  
    '<input type="submit" value="'.&mt('View Folder').'" /><br />'.      my %actions = &Apache::lonlocal::texthash(
                                   view => 'View Folder',
                                   rename => 'Rename Folder',
                                   delete => 'Delete Folder',
       );
       $actions{'select_form_order'} = ['view','rename','delete'];
   
       my %permfolders = &get_permanent_folders();
       my $permlist = join("','",sort(keys(%permfolders)));
       my ($permlistkeys,$permlistvals);
       foreach my $key (sort(keys(%permfolders))) {
           $permlistvals .= $permfolders{$key}."','";
           $permlistkeys .= $key."','";
       }
       $permlistvals =~ s/','$//;
       $permlistkeys =~ s/','$//;
       my %gotfolders = &Apache::lonmsg::get_user_folders();
       my %userfolders;
   
       foreach my $key (keys(%gotfolders)) {
           $key =~ s/(['"])/\$1/g;
           $userfolders{$key} = $key;
       }
       my @userorder = sort(keys(%userfolders));
       my %formhash = (%permfolders,%userfolders);
       my $folderlist = join("','",@userorder);
       $folderlist .= "','".$permlistvals;
   
       $formhash{'select_form_order'} = ['','critical','new',@userorder,'sent','trash'];
       my $output = qq|<script type="text/javascript">
   function folder_choice(targetform,caller) {
       var permfolders_keys = new Array('$permlistkeys');
       var permfolders_vals = new Array('$permlistvals');
       var allfolders = new Array('$folderlist');
       if (caller == 'change') {
           if (targetform.folderaction.options[targetform.folderaction.selectedIndex].value == 'rename') {
               for (var i=0; i<permfolders_keys.length; i++) {
                   if (permfolders_keys[i] == targetform.folder.value) {
                       alert("$lt{'the'} '"+permfolders_vals[i]+"' $lt{'fmnb'}");
                       return;
                   }
               }
               var foldername=prompt('$lt{'nnff'}','$lt{'newn'}');
               if (foldername) {
                   targetform.renamed.value=foldername;
                   for (var i=0; i<allfolders.length; i++) {
                       if (allfolders[i] == foldername) {
                           alert("$lt{'thfm'} '"+foldername+"' $lt{'asth'}");
                           return;
                       }
                   }
                   targetform.submit();
               }
           }
           else {
               targetform.submit();
           }
       }
       if (caller == 'new') {
           var newname=targetform.newfolder.value;
           if (newname) {
               for (var i=0; i<allfolders.length; i++) {
                   if (allfolders[i] == newname) {
                       alert("$lt{'tnfm'} '"+newname+"' $lt{'asth'}");
                       return;
                   }
               }
               targetform.submit();
           }
       }
   }
   </script>|;
       $output .= '
   <form method="post" action="/adm/email" name="folderlist">
   <table border="0" cellspacing="2" cellpadding="2">
    <tr>
     <td align="left">
      <table border="0" cellspacing="2" cellpadding="2">
       <tr>
        <td align="center"><b>'.$lt{'fold'}.'</b><br />'."\n".
            &Apache::loncommon::select_form($folder,'folder',%formhash).'
        </td>
        <td align="center"><b>'.$lt{'show'}.'</b><br />
         <select name="interdis">'.
             join("\n",map { '<option value="'.$_.'"'.
         ($_==$interdis?' selected="selected"':'').'>'.$_.'</option>' 
    }
          (10,20,50,100,200)).'</select>
        </td>
        <td align="center"><b>'.$lt{'actn'}.'</b><br />'.
            &Apache::loncommon::select_form('view','folderaction',%actions).'
        </td><td><br />'.
       '<input type="button" value="'.$lt{'go'}.'" onClick="javascript:folder_choice(this.form,'."'change'".');" />
        </td>
       </tr>
      </table>
     </td><td>&nbsp;</td><td>&nbsp;</td><td>&nbsp;</td><td>&nbsp;</td>
     <td align="right">
      <table><tr><td><br />
       <input type="button" value="'.&mt('Make New Folder').
       '" onClick="javascript:folder_choice(this.form,'."'new'".');" /></td>'.
       '<td align="center"><b>'.&mt('New Folder').'</b><br />'.
       '<input type="text" size="15" name="newfolder" value="" />
       </td></tr></table>
     </td>
    </tr>
   </table>'."\n".
     '<input type="hidden" name="sortedby" value="'.$env{'form.sortedby'}.'" />'.      '<input type="hidden" name="sortedby" value="'.$env{'form.sortedby'}.'" />'.
       ($folder=~/^(new|critical)/?'</form>':'');      '<input type="hidden" name="renamed" value="" />'.
           ($folder=~/^(new|critical)/?'</form>':'');
       return $output;
   }
   
   sub get_permanent_folders {
       my %permfolders = 
    &Apache::lonlocal::texthash(''         => 'INBOX',
       'trash'    => 'TRASH',
       'new'      => 'New Messages Only',
       'critical' => 'Critical',
       'sent'     => 'Sent Messages',
       );
       return %permfolders;
 }  }
   
 sub scrollbuttons {  sub scrollbuttons {
Line 195  sub statuschange { Line 314  sub statuschange {
 # ============================================================= Make new folder  # ============================================================= Make new folder
   
 sub makefolder {  sub makefolder {
     my ($newfolder)=@_;      my ($newfolder) = @_;
     if (($newfolder eq 'sent')      my %permfolders = &get_permanent_folders();
      || ($newfolder eq 'critical')      my %userfolders = &Apache::lonmsg::get_user_folders();
      || ($newfolder eq 'trash')      my ($outcome,$warning);
      || ($newfolder eq 'new')) { return; }      if (defined($userfolders{$newfolder})) {
     &Apache::lonnet::put('email_folders',{$newfolder => time});          return &mt('The folder name: "[_1]" is already in use for an existing folder.',$newfolder);
       }
       foreach my $perm (keys(%permfolders)) {
           if ($permfolders{$perm} eq $newfolder) {
               return &mt('The folder name: "[_1]" is already used for one of the folders automatically generated by the system.',$newfolder);
           }
       } 
       if (&get_msgfolder_lock() eq 'ok') {
           my %counter_hash = &Apache::lonnet::get('email_folders',["\0".'idcount']);
           my $lastcount = $counter_hash{"\0".'idcount'};
           my $folder_id = $lastcount + 1;
           while (defined($userfolders{$folder_id})) {
               $folder_id ++;
           }
           my %folderinfo = ( id      => $folder_id,
                              created => time, );
           $outcome =  
       &Apache::lonnet::put('email_folders',{$newfolder => \%folderinfo,
     "\0".'idcount' => $folder_id});
           my $releaseresult = &release_msgfolder_lock();
           if ($releaseresult ne 'ok') {
               $warning = $releaseresult;
           }
       } else {
           $outcome = 
       &mt('Error - could not obtain lock on email folders record.');
       }
       return ($outcome,$warning);
   }
   
   # ============================================================= Delete folder
   
   sub deletefolder {
       my ($folder)=@_;
       my %permfolders = &get_permanent_folders();
       if (defined($permfolders{$folder})) {
           return &mt('The folder [_1] may not be deleted',$folder); 
       }
       my %userfolders = &Apache::lonmsg::get_user_folders();
       if (!defined($userfolders{$folder})) {
           return &mt('The folder [_1] does not exist so deletion is not required.',
                      $folder);
       }
       # check folder is empty;
       my $suffix=&Apache::lonmsg::foldersuffix($folder);
       my @messages = &Apache::lonnet::getkeys('nohist_email'.$suffix);
       if (@messages > 0) {
           return &mt('The folder [_1] contains messages so it may not be deleted.').
                  '<br />'.
                  &mt('Delete or move the messages to a different folder first.');
       }
       my $delresult = &Apache::lonnet::del('email_folders',[$folder]);
       return $delresult;
 }  }
   
   sub renamefolder {
       my ($folder) = @_;
       my $newname = $env{'form.renamed'};
       my %permfolders = &get_permanent_folders();
       if ($env{'form.renamed'} eq '') {
           return &mt('The folder "[_1]" may not be renamed to "[_2]" as the new name you requested is an invalid name.',$folder,$newname);
       }
       if (defined($permfolders{$newname})) {
           return &mt('The folder "[_1]" may not be renamed to "[_2]" as the new name you requested is reserved for folders provided automatically by the system.',$folder,$newname);
       }
       my %userfolders = &Apache::lonmsg::get_user_folders();
       if (defined($userfolders{$newname})) {
           return &mt('The folder "[_1]" may not be renamed to "[_2]" because the new name you requested is already being used for an existing folder.',$folder,$newname);
       }
       if (!defined($userfolders{$folder})) {
           return &mt('The folder "[_1]" could not be renamed to "[_2]" because the folder does not exist.',$folder,$newname);
       }
       my %folderinfo;
       if (ref($userfolders{$folder}) eq 'HASH') {
           %folderinfo = %{$userfolders{$folder}};
       } else {
           %folderinfo = ( id      => $folder,
                           created => $userfolders{$folder},);
       }
       my $outcome =
        &Apache::lonnet::put('email_folders',{$newname => \%folderinfo});
       if ($outcome eq 'ok') {
           $outcome = &Apache::lonnet::del('email_folders',[$folder]);
       }
       return $outcome;
   }
   
   sub get_msgfolder_lock {
       # get lock for mail folder counter.
       my $lockhash = { "\0".'lock_counter' => time, };
       my $tries = 0;
       my $gotlock = &Apache::lonnet::newput('email_folders',$lockhash);
       while (($gotlock ne 'ok') && $tries <3) {
           $tries ++;
           sleep(1);
           $gotlock = &Apache::lonnet::newput('email_folders',$lockhash);
       }
       return $gotlock;
   }
   
   sub release_msgfolder_lock {
       #  remove lock
       my @del_lock = ("\0".'lock_counter');
       my $dellockoutcome=&Apache::lonnet::del('email_folders',\@del_lock);
       if ($dellockoutcome ne 'ok') {
           return ('<br />'.&mt('Warning: failed to release lock for counter').'<br />');
       } else {
           return 'ok';
       }
   }
   
   
 # ======================================================== Move between folders  # ======================================================== Move between folders
   
 sub movemsg {  sub movemsg {
Line 270  sub discourse { Line 498  sub discourse {
     &Apache::lonselstudent::get_people_in_class($env{'request.course.sec'});      &Apache::lonselstudent::get_people_in_class($env{'request.course.sec'});
     unshift @$current_members, (@$course_personnel);      unshift @$current_members, (@$course_personnel);
     my %defaultUsers;      my %defaultUsers;
       
       $result .= '<input type="hidden" name="sendmode" value="group" />'."\n";
   
     $result = &Apache::lonselstudent::render_student_list($current_members,      $result .= &Apache::lonselstudent::render_student_list($current_members,
   "compemail",     "compemail",
   "current",     "current",
   \%defaultUsers,     \%defaultUsers,
   1,"selectedusers",1);     1,"selectedusers",1);
   
     $result .= &Apache::lonselstudent::render_student_list($expired_members,      $result .= &Apache::lonselstudent::render_student_list($expired_members,
    "compemail",     "compemail",
Line 348  sub disgroup { Line 578  sub disgroup {
                     $result.='<td valign="top">'.                      $result.='<td valign="top">'.
                              '<fieldset><legend><b>'.$lt{$status}.                               '<fieldset><legend><b>'.$lt{$status}.
                              '</b></legend><nobr>'.                               '</b></legend><nobr>'.
                              '<input type="button" value="check all" '.                               '<input type="button" value="'.&mt('Check All').'" '.
                              'onclick="javascript:toggleAll('."'".$status."','check'".')" />'.                               'onclick="javascript:toggleAll('."'".$status."','check'".')" />'.
                              '&nbsp;&nbsp;'.                               '&nbsp;&nbsp;'.
                              '<input type="button" value="uncheck all" '.                               '<input type="button" value="'.&mt('Uncheck All').'" '.
                              'onclick="javascript:toggleAll('."'".$status."','uncheck'".')" />'.                               'onclick="javascript:toggleAll('."'".$status."','uncheck'".')" />'.
                              '</nobr></fieldset><br />'.                               '</nobr></fieldset><br />'.
                              &Apache::loncommon::start_data_table().                               &Apache::loncommon::start_data_table().
Line 484  sub discrit { Line 714  sub discrit {
         '<input type="hidden" name="confirm" value="true" />';          '<input type="hidden" name="confirm" value="true" />';
     my %what=&Apache::lonnet::dump('critical');      my %what=&Apache::lonnet::dump('critical');
     my $result = '';      my $result = '';
     foreach (sort keys %what) {      foreach my $key (sort(keys(%what))) {
         my %content=&Apache::lonmsg::unpackagemsg($what{$_});          my %content=&Apache::lonmsg::unpackagemsg($what{$key});
         next if ($content{'senderdomain'} eq '');          next if ($content{'senderdomain'} eq '');
         $result.='<hr />'.&mt('From').': <b>'.          $result.='<hr />'.&mt('From').': <b>'.
 &Apache::loncommon::aboutmewrapper(  &Apache::loncommon::aboutmewrapper(
Line 498  $content{'sendername'}.':'. Line 728  $content{'sendername'}.':'.
             '</pre><small>'.              '</pre><small>'.
 &mt('You have to confirm that you received this message. After confirmation, this message will be moved to your regular inbox').  &mt('You have to confirm that you received this message. After confirmation, this message will be moved to your regular inbox').
             '</small><br />'.              '</small><br />'.
             '<input type="submit" name="rec_'.$_.'" value="'.&mt('Confirm Receipt').'" />'.              '<input type="submit" name="rec_'.$key.'" value="'.&mt('Confirm Receipt').'" />'.
             '<input type="submit" name="reprec_'.$_.'" '.              '<input type="submit" name="reprec_'.$key.'" '.
                   'value="'.&mt('Confirm Receipt and Reply').'" />';                    'value="'.&mt('Confirm Receipt and Reply').'" />';
     }      }
     # Check to see if there were any messages.      # Check to see if there were any messages.
Line 518  sub sortedmessages { Line 748  sub sortedmessages {
     my ($blocked,$startblock,$endblock,$numblocked,$folder) = @_;      my ($blocked,$startblock,$endblock,$numblocked,$folder) = @_;
     my $suffix=&Apache::lonmsg::foldersuffix($folder);      my $suffix=&Apache::lonmsg::foldersuffix($folder);
     my @messages = &Apache::lonnet::getkeys('nohist_email'.$suffix);      my @messages = &Apache::lonnet::getkeys('nohist_email'.$suffix);
   
     #unpack the varibles and repack into temp for sorting      #unpack the varibles and repack into temp for sorting
     my @temp;      my @temp;
     my %descriptions;      my %descriptions;
Line 621  sub get_course_desc { Line 852  sub get_course_desc {
             if (defined($env{'course.'.$fromcid.'.description'})) {              if (defined($env{'course.'.$fromcid.'.description'})) {
                 $description = $env{'course.'.$fromcid.'.description'};                  $description = $env{'course.'.$fromcid.'.description'};
             } else {              } else {
                 my %courseinfo=&Apache::lonnet::coursedescription($fromcid);                $description = $courseinfo{'description'};                  my %courseinfo=&Apache::lonnet::coursedescription($fromcid);
                 $description = $courseinfo{'description'};                  $description = $courseinfo{'description'};
             }              }
             $$descriptions{$fromcid} = $description;              $$descriptions{$fromcid} = $description;
Line 647  sub disnew { Line 878  sub disnew {
     my @msgids = sort(&Apache::lonnet::getkeys('nohist_email'));      my @msgids = sort(&Apache::lonnet::getkeys('nohist_email'));
     my @newmsgs;      my @newmsgs;
     my %setters = ();      my %setters = ();
     my $startblock = 0;  
     my $endblock = 0;  
     my %blocked = ();      my %blocked = ();
     my $numblocked = 0;      my $numblocked = 0;
     # Check for blocking of display because of scheduled online exams.      # Check for blocking of display because of scheduled online exams.
     &blockcheck(\%setters,\$startblock,\$endblock);      my ($startblock,$endblock) = &Apache::loncommon::blockcheck(\%setters,'com');
     my %status_cache =       my %status_cache = 
  &Apache::lonnet::get('email_status',\@msgids);   &Apache::lonnet::get('email_status',\@msgids);
     my %descriptions;      my %descriptions;
     foreach (@msgids) {      foreach my $id (@msgids) {
  my $msgid=&escape($_);   my $msgid=&escape($id);
         my ($sendtime,$shortsubj,$fromname,$fromdom,$status,$fromcid)=          my ($sendtime,$shortsubj,$fromname,$fromdom,$status,$fromcid)=
     &Apache::lonmsg::unpackmsgid($msgid,undef,undef,\%status_cache);      &Apache::lonmsg::unpackmsgid($msgid,undef,undef,\%status_cache);
         if (defined($sendtime) && $sendtime!~/error/) {          if (defined($sendtime) && $sendtime!~/error/) {
Line 666  sub disnew { Line 895  sub disnew {
             $sendtime = &Apache::lonlocal::locallocaltime($sendtime);              $sendtime = &Apache::lonlocal::locallocaltime($sendtime);
             if ($status eq 'new') {              if ($status eq 'new') {
                 if ($numsendtime >= $startblock && ($numsendtime <= $endblock && $endblock > 0) ) {                  if ($numsendtime >= $startblock && ($numsendtime <= $endblock && $endblock > 0) ) {
                     $blocked{$_} = 'ON';                      $blocked{$id} = 'ON';
                     $numblocked ++;                      $numblocked ++;
                 } else {                  } else {
                     push @newmsgs, {                       push(@newmsgs, { 
                         msgid    => $msgid,                          msgid    => $msgid,
                         sendtime => $sendtime,                          sendtime => $sendtime,
                         shortsub => $shortsubj,                          shortsub => $shortsubj,
                         from     => $fromname,                          from     => $fromname,
                         fromdom  => $fromdom,                          fromdom  => $fromdom,
                         course   => $description                           course   => $description, 
                         }      });
                 }                  }
             }              }
         }          }
Line 684  sub disnew { Line 913  sub disnew {
     if ($#newmsgs >= 0) {      if ($#newmsgs >= 0) {
         $r->print(<<TABLEHEAD);          $r->print(<<TABLEHEAD);
 <h2>$lt{'nm'}</h2>  <h2>$lt{'nm'}</h2>
 <table class="LC_mail_list"><tr><th>&nbsp</th>  <table class="LC_mail_list"><tr><th>&nbsp;</th>
 <th>$lt{'da'}</th><th>$lt{'us'}</th><th>$lt{'do'}</th><th>$lt{'su'}</th><th>$lt{'co'}</th></tr>  <th>$lt{'da'}</th><th>$lt{'us'}</th><th>$lt{'do'}</th><th>$lt{'su'}</th><th>$lt{'co'}</th></tr>
 TABLEHEAD  TABLEHEAD
         foreach my $msg (@newmsgs) {          foreach my $msg (@newmsgs) {
             $r->print(<<"ENDLINK");              $r->print(<<"ENDLINK");
 <tr class="LC_mail_new">  <tr class="LC_mail_new">
 <td><a href="/adm/email?dismode=new&display=$msg->{'msgid'}">$lt{'op'}</a></td>  <td><a href="/adm/email?dismode=new&amp;display=$msg->{'msgid'}">$lt{'op'}</a></td>
 ENDLINK  ENDLINK
             foreach ('sendtime','from','fromdom','shortsub','course') {              foreach my $item ('sendtime','from','fromdom','shortsub','course') {
                 $r->print("<td>$msg->{$_}</td>");                  $r->print("<td>$msg->{$item}</td>");
             }              }
             $r->print("</td></tr>");              $r->print("</tr>");
         }          }
         $r->print('</table>');          $r->print('</table>');
     } elsif ($numblocked == 0) {      } elsif ($numblocked == 0) {
Line 704  ENDLINK Line 933  ENDLINK
     if ($numblocked > 0) {      if ($numblocked > 0) {
         my $beginblock = &Apache::lonlocal::locallocaltime($startblock);          my $beginblock = &Apache::lonlocal::locallocaltime($startblock);
         my $finishblock = &Apache::lonlocal::locallocaltime($endblock);          my $finishblock = &Apache::lonlocal::locallocaltime($endblock);
         if ($numblocked == 1) {          $r->print('<h3>'.&mt('You have [quant,_1,blocked unread message,blocked unread messages].',$numblocked).'</h3>'."\n".
             $r->print("<h3>".&mt('You have').' '.$numblocked.' '.&mt('blocked unread message').".</h3>");                   &mt('[quant,_1,message is,messages are] not viewable because display of LON-CAPA messages sent to you by other students between [_2] and [_3] is currently being blocked because of online exams.',$numblocked,$beginblock,$finishblock).'<br />'."\n".
             $r->print(&mt('This message is not viewable because').' ');                   &Apache::loncommon::build_block_table($startblock,$endblock,
         } else {                                                         \%setters));
             $r->print("<h3>".&mt('You have').' '.$numblocked.' '.&mt('blocked unread messages').".</h3>");  
             $r->print(&mt('These').' '.$numblocked.' '.&mt('messages are not viewable because '));  
         }  
         $r->print(  
 &mt('display of LON-CAPA messages sent to you by other students between').' '.$beginblock.' '.&mt('and').' '.$finishblock.' '.&mt('is currently being blocked because of online exams').'.');  
         &build_block_table($r,$startblock,$endblock,\%setters);  
     }      }
 }  }
   
Line 738  sub disfolder { Line 961  sub disfolder {
     my ($r,$folder)=@_;      my ($r,$folder)=@_;
     my %blocked = ();      my %blocked = ();
     my %setters = ();      my %setters = ();
     my $startblock;  
     my $endblock;  
     my $numblocked = 0;      my $numblocked = 0;
     &blockcheck(\%setters,\$startblock,\$endblock);      my ($startblock,$endblock) = &Apache::loncommon::blockcheck(\%setters,'com');
     $r->print(<<ENDDISHEADER);      $r->print(<<ENDDISHEADER);
 <script type="text/javascript">  <script type="text/javascript">
     function checkall() {      function checkall() {
Line 764  sub disfolder { Line 985  sub disfolder {
 </script>  </script>
 ENDDISHEADER  ENDDISHEADER
     my $fsqs='&folder='.$folder;      my $fsqs='&folder='.$folder;
     my @temp=sortedmessages(\%blocked,$startblock,$endblock,\$numblocked,$folder);      my @temp=&sortedmessages(\%blocked,$startblock,$endblock,\$numblocked,$folder);
     my $totalnumber=$#temp+1;      my $totalnumber=$#temp+1;
     unless ($totalnumber>0) {      unless ($totalnumber>0) {
  $r->print('<h2>'.&mt('Empty Folder').'</h2>');   $r->print('<h2>'.&mt('Empty Folder').'</h2>');
Line 781  ENDDISHEADER Line 1002  ENDDISHEADER
     if ($lastdis>$#temp) { $lastdis=$#temp; }      if ($lastdis>$#temp) { $lastdis=$#temp; }
     $r->print(&scrollbuttons($startdis,$number,$firstdis,$lastdis,$totalnumber));      $r->print(&scrollbuttons($startdis,$number,$firstdis,$lastdis,$totalnumber));
     $r->print('<form method="post" name="disall" action="/adm/email">'.      $r->print('<form method="post" name="disall" action="/adm/email">'.
       '<table class="LC_mail_list"><tr><th colspan="3">&nbsp</th><th>');        '<table class="LC_mail_list"><tr><th colspan="3">&nbsp;</th><th>');
     if ($env{'form.sortedby'} eq "revdate") {      if ($env{'form.sortedby'} eq "revdate") {
  $r->print('<a href = "?sortedby=date'.$fsqs.'">'.&mt('Date').'</a></th>');   $r->print('<a href = "?sortedby=date'.$fsqs.'">'.&mt('Date').'</a></th>');
     } else {      } else {
Line 872  ENDDISHEADER Line 1093  ENDDISHEADER
       '<p><input type="submit" name="markeddel" value="'.&mt('Delete Checked').'" /></p>');        '<p><input type="submit" name="markeddel" value="'.&mt('Delete Checked').'" /></p>');
     }      }
     $r->print('<p><input type="submit" name="markedmove" value="'.&mt('Move Checked to Folder').'" />');      $r->print('<p><input type="submit" name="markedmove" value="'.&mt('Move Checked to Folder').'" />');
     my @allfolders=&Apache::lonnet::getkeys('email_folders');      my %gotfolders = &Apache::lonmsg::get_user_folders();
     if ($allfolders[0]=~/^error:/) { @allfolders=(); }      my %userfolders;
       foreach my $key (keys(%gotfolders)) {
           $userfolders{$key} = $key;
       }
     $r->print(      $r->print(
  &Apache::loncommon::select_form('','movetofolder',   &Apache::loncommon::select_form('','movetofolder',
      ( map { $_ => $_ } @allfolders))                  %userfolders));
       );  
     my $postedstartdis=$startdis+1;      my $postedstartdis=$startdis+1;
     $r->print('<input type="hidden" name="folder" value="'.$folder.'" /><input type="hidden" name="startdis" value="'.$postedstartdis.'" /><input type="hidden" name="interdis" value="'.$env{'form.interdis'}.'" /></form>');      $r->print('<input type="hidden" name="folder" value="'.$folder.'" /><input type="hidden" name="startdis" value="'.$postedstartdis.'" /><input type="hidden" name="interdis" value="'.$env{'form.interdis'}.'" /></form>');
     if ($numblocked > 0) {      if ($numblocked > 0) {
         my $beginblock = &Apache::lonlocal::locallocaltime($startblock);          my $beginblock = &Apache::lonlocal::locallocaltime($startblock);
         my $finishblock = &Apache::lonlocal::locallocaltime($endblock);          my $finishblock = &Apache::lonlocal::locallocaltime($endblock);
         $r->print('<br /><br />'.          $r->print('<br /><br />'.
                   $numblocked.' '.&mt('message(s) is/are not viewable because display of LON-CAPA messages sent to you by other students between').' '.$beginblock.' '.&mt('and').' '.$finishblock.' '.&mt('is currently being blocked because of online exams.'));                    &mt('[quant,_1,message is, messages are] not viewable because display of LON-CAPA messages sent to you by other students between [_2] and [_3] is currently being blocked because of online exams.',$numblocked,$beginblock,$finishblock));
         &build_block_table($r,$startblock,$endblock,\%setters);          $r->print(&Apache::loncommon::build_block_table($startblock,$endblock,
                                                           \%setters));
     }      }
 }  }
   
Line 932  sub compout { Line 1156  sub compout {
     my $dismsg='';      my $dismsg='';
     my $disbase='';      my $disbase='';
     my $func=&mt('Send New');      my $func=&mt('Send New');
     my %lt=&Apache::lonlocal::texthash('us' => 'Username',      my %lt=&Apache::lonlocal::texthash('us'  => 'Username',
        'do' => 'Domain',         'do'  => 'Domain',
        'ad' => 'Additional Recipients',         'ad'  => 'Additional Recipients',
        'sb' => 'Subject',         'sb'  => 'Subject',
        'ca' => 'Cancel',         'ca'  => 'Cancel',
        'ma' => 'Mail');         'ma'  => 'Mail',
                                          'gen' => 'Generate messages from a file',
                                          'gmt' => 'General message text',
                                          'tff' => 'The file format for the uploaded portion of the message is',
                                          'uas' => 'Upload and Send',
                                         );
     if (&Apache::lonnet::allowed('srm',$env{'request.course.id'})      if (&Apache::lonnet::allowed('srm',$env{'request.course.id'})
  || &Apache::lonnet::allowed('srm',$env{'request.course.id'}.   || &Apache::lonnet::allowed('srm',$env{'request.course.id'}.
     '/'.$env{'request.course.sec'})) {      '/'.$env{'request.course.sec'})) {
Line 1037  sub compout { Line 1265  sub compout {
     my $latexHelp = Apache::loncommon::helpLatexCheatsheet();      my $latexHelp = Apache::loncommon::helpLatexCheatsheet();
     if ($broadcast ne 'upload') {      if ($broadcast ne 'upload') {
        $r->print(<<"ENDCOMP");         $r->print(<<"ENDCOMP");
 <tr><td>$lt{'ad'}<br /><tt>username\@domain,username\@domain, ...  <tr><td>$lt{'ad'}:<br /><tt>username:domain,username:domain, ...
 </tt></td><td>  </tt></td><td>
 <input type="text" size="50" name="additionalrec" /></td></tr>  <input type="text" size="50" name="additionalrec" /></td></tr>
 <tr><td>$lt{'sb'}:</td><td><input type="text" size="50" name="subject" value="$dissub" />  <tr><td>$lt{'sb'}:</td><td><input type="text" size="50" name="subject" value="$dissub" />
Line 1062  ENDCOMP Line 1290  ENDCOMP
                       $env{'form.group'}.'" />');                        $env{'form.group'}.'" />');
         }          }
     } else { # $broadcast is 'upload'      } else { # $broadcast is 'upload'
  $r->print(<<ENDUPLOAD);   $r->print(<<ENDBLOCK);
 <input type="hidden" name="sendmode" value="upload" />  <input type="hidden" name="sendmode" value="upload" />
 <input type="hidden" name="send" value="on" />  <input type="hidden" name="send" value="on" />
 <h3>Generate messages from a file</h3>  <h3>$lt{'gen'}</h3>
 <p>  <p>
 Subject: <input type="text" size="50" name="subject" />  Subject: <input type="text" size="50" name="subject" />
 </p>  </p>
 <p>General message text<br />  <p>$lt{'gmt'}:<br />
 <textarea name="message" id="message" cols="60" rows="10" wrap="hard">$dismsg  <textarea name="message" id="message" cols="60" rows="10" wrap="hard">$dismsg
 </textarea></p>  </textarea></p>
 <p>  <p>
 The file format for the uploaded portion of the message is:  $lt{'tff'}:
 <pre>  ENDBLOCK
 username1\@domain1: text         $r->print('
 username2\@domain2: text  <pre>'."\n".
 username3\@domain1: text  &mt('username1:domain1: text')."\n".
 </pre>  &mt('username2:domain2: text')."\n".
   &mt('username3:domain1: text')."\n".
   '</pre>
 </p>  </p>
 <p>  <p>
 The messages will be assembled from all lines with the respective   '.&mt('The messages will be assembled from all lines with the respective'."\n".'<tt>username:domain</tt>, and appended to the general message text.'));
 <tt>username\@domain</tt>, and appended to the general message text.</p>          $r->print(<<ENDUPLOAD);
   </p>
 <p>  <p>
 <input type="file" name="upfile" size="40" /></p><p>  <input type="file" name="upfile" size="40" /></p><p>
 $dispcrit  $dispcrit
 <input type="submit" value="Upload and Send" /></p>  <input type="submit" value="$lt{'uas'}" /></p>
 ENDUPLOAD  ENDUPLOAD
     }      }
     if ($broadcast eq 'group') {      if ($broadcast eq 'group') {
Line 1123  sub retrieve_instructor_comments { Line 1354  sub retrieve_instructor_comments {
     my ($user,$domain)=@_;      my ($user,$domain)=@_;
     my $target=$env{'form.grade_target'};      my $target=$env{'form.grade_target'};
     if (! $env{'request.course.id'}) { return; }      if (! $env{'request.course.id'}) { return; }
     if (! &Apache::lonnet::allowed('srm',$env{'request.course.id'})      if (! &Apache::lonnet::allowed('dff',$env{'request.course.id'})
  && ! &Apache::lonnet::allowed('srm',$env{'request.course.id'}.   && ! &Apache::lonnet::allowed('dff',$env{'request.course.id'}.
       '/'.$env{'request.course.sec'})) {        '/'.$env{'request.course.sec'})) {
  return;   return;
     }      }
Line 1133  sub retrieve_instructor_comments { Line 1364  sub retrieve_instructor_comments {
  $env{'course.'.$env{'request.course.id'}.'.num'},   $env{'course.'.$env{'request.course.id'}.'.num'},
                          '%255b'.$user.'%253a'.$domain.'%255d');                           '%255b'.$user.'%253a'.$domain.'%255d');
     my $result='';      my $result='';
     foreach (sort(keys(%records))) {      foreach my $key (sort(keys(%records))) {
         my %content=&Apache::lonmsg::unpackagemsg($records{$_});          my %content=&Apache::lonmsg::unpackagemsg($records{$key});
         next if ($content{'senderdomain'} eq '');          next if ($content{'senderdomain'} eq '');
         next if ($content{'subject'} !~ /^Record/);          next if ($content{'subject'} !~ /^Record/);
  # &Apache::lonfeedback::newline_to_br(\$content{'message'});   # &Apache::lonfeedback::newline_to_br(\$content{'message'});
Line 1150  sub disfacetoface { Line 1381  sub disfacetoface {
     my ($r,$user,$domain)=@_;      my ($r,$user,$domain)=@_;
     my $target=$env{'form.grade_target'};      my $target=$env{'form.grade_target'};
     unless ($env{'request.course.id'}) { return; }      unless ($env{'request.course.id'}) { return; }
     if  (!&Apache::lonnet::allowed('srm',$env{'request.course.id'})      if  (!&Apache::lonnet::allowed('dff',$env{'request.course.id'})
  && ! &Apache::lonnet::allowed('srm',$env{'request.course.id'}.   && ! &Apache::lonnet::allowed('dff',$env{'request.course.id'}.
        '/'.$env{'request.course.sec'})) {         '/'.$env{'request.course.sec'})) {
  $r->print('Not allowed');   $r->print(&mt('Not allowed'));
  return;   return;
     }      }
     my %records=&Apache::lonnet::dump('nohist_email',      my %records=&Apache::lonnet::dump('nohist_email',
Line 1161  sub disfacetoface { Line 1392  sub disfacetoface {
  $env{'course.'.$env{'request.course.id'}.'.num'},   $env{'course.'.$env{'request.course.id'}.'.num'},
                          '%255b'.$user.'%253a'.$domain.'%255d');                           '%255b'.$user.'%253a'.$domain.'%255d');
     my $result='';      my $result='';
     foreach (sort keys %records) {      foreach my $key (sort(keys(%records))) {
         my %content=&Apache::lonmsg::unpackagemsg($records{$_});          my %content=&Apache::lonmsg::unpackagemsg($records{$key});
         next if ($content{'senderdomain'} eq '');          next if ($content{'senderdomain'} eq '');
  &Apache::lonfeedback::newline_to_br(\$content{'message'});   &Apache::lonfeedback::newline_to_br(\$content{'message'});
         if ($content{'subject'}=~/^Record/) {          if ($content{'subject'}=~/^Record/) {
Line 1232  sub general_message { Line 1463  sub general_message {
   
 sub facetoface {  sub facetoface {
     my ($r,$stage)=@_;      my ($r,$stage)=@_;
     if (!&Apache::lonnet::allowed('srm',$env{'request.course.id'})      if (!&Apache::lonnet::allowed('dff',$env{'request.course.id'})
  && ! &Apache::lonnet::allowed('srm',$env{'request.course.id'}.   && ! &Apache::lonnet::allowed('dff',$env{'request.course.id'}.
       '/'.$env{'request.course.sec'})) {        '/'.$env{'request.course.sec'})) {
  $r->print('Not allowed');   $r->print(&mt('Not allowed'));
  return;   return;
     }      }
     my $crstype = &Apache::loncommon::course_type();      my $crstype = &Apache::loncommon::course_type();
Line 1309  ENDBFORM Line 1540  ENDBFORM
 sub examblock {  sub examblock {
     my ($r,$action) = @_;      my ($r,$action) = @_;
     unless ($env{'request.course.id'}) { return;}      unless ($env{'request.course.id'}) { return;}
     if (!&Apache::lonnet::allowed('srm',$env{'request.course.id'})      if (!&Apache::lonnet::allowed('dcm',$env{'request.course.id'})
  && ! &Apache::lonnet::allowed('srm',$env{'request.course.id'}.   && ! &Apache::lonnet::allowed('dcm',$env{'request.course.id'}.
       '/'.$env{'request.course.sec'})) {        '/'.$env{'request.course.sec'})) {
  $r->print('Not allowed');   $r->print('Not allowed');
  return;   return;
Line 1322  sub examblock { Line 1553  sub examblock {
             'cbds' => 'Communication blocking during scheduled exams',              'cbds' => 'Communication blocking during scheduled exams',
             'desc' => "You can use communication blocking to prevent $usertype enrolled in this course from displaying LON-CAPA messages sent by other $usertype during an online exam. As blocking of communication could potentially interrupt legitimate communication between $usertype who are also both enrolled in a different LON-CAPA course, please be careful that you select the correct start and end times for your scheduled exam when setting or modifying these parameters.",              'desc' => "You can use communication blocking to prevent $usertype enrolled in this course from displaying LON-CAPA messages sent by other $usertype during an online exam. As blocking of communication could potentially interrupt legitimate communication between $usertype who are also both enrolled in a different LON-CAPA course, please be careful that you select the correct start and end times for your scheduled exam when setting or modifying these parameters.",
              'mecb' => 'Modify existing communication blocking periods',               'mecb' => 'Modify existing communication blocking periods',
              'ncbc' => 'No communication blocks currently stored'               'ncbc' => 'No communication blocks currently stored',
                'stor' => 'Store',
     );      );
   
     my %ltext = &Apache::lonlocal::texthash(      my %ltext = &Apache::lonlocal::texthash(
             'dura' => 'Duration',              'dura' => 'Duration',
             'setb' => 'Set by',              'setb' => 'Set by',
             'even' => 'Event',              'even' => 'Event',
               'blck' => 'Blocked?',
             'actn' => 'Action',              'actn' => 'Action',
             'star' => 'Start',              'star' => 'Start',
             'endd' => 'End'              'endd' => 'End'
Line 1360  sub examblock { Line 1593  sub examblock {
     $r->print(<<"END");      $r->print(<<"END");
 <br />  <br />
 <input type="hidden" name="blocktotal" value="$blockcount" />  <input type="hidden" name="blocktotal" value="$blockcount" />
 <input type ="submit" value="Save Changes" />  <input type ="submit" value="$lt{'stor'}" />
 </form>  </form>
 $end_page  $end_page
 END  END
Line 1371  sub blockstore { Line 1604  sub blockstore {
     my $r = shift;      my $r = shift;
     my %lt=&Apache::lonlocal::texthash(      my %lt=&Apache::lonlocal::texthash(
             'tfcm' => 'The following changes were made',              'tfcm' => 'The following changes were made',
             'cbps' => 'communication blocking period(s)',  
             'werm' => 'was/were removed',  
             'wemo' => 'was/were modified',  
             'wead' => 'was/were added',  
             'ncwm' => 'No changes were made.'               'ncwm' => 'No changes were made.' 
     );      );
     my %adds = ();      my %adds = ();
Line 1385  sub blockstore { Line 1614  sub blockstore {
     my $addtotal = 0;      my $addtotal = 0;
     my %blocking = ();      my %blocking = ();
     $r->print('<h3>'.$lt{'head'}.'</h3>');      $r->print('<h3>'.$lt{'head'}.'</h3>');
     foreach (keys %env) {      foreach my $envkey (keys(%env)) {
         if ($_ =~ m/^form\.modify_(\w+)$/) {          if ($envkey =~ m/^form\.modify_(\d+)$/) {
             $adds{$1} = $1;              $adds{$1} = $1;
             $removals{$1} = $1;              $removals{$1} = $1;
             $modtotal ++;              $modtotal ++;
         } elsif ($_ =~ m/^form\.cancel_(\d+)$/) {          } elsif ($envkey =~ m/^form\.cancel_(\d+)$/) {
             $cancels{$1} = $1;              $cancels{$1} = $1;
             unless ( defined($removals{$1}) ) {              unless ( defined($removals{$1}) ) {
                 $removals{$1} = $1;                  $removals{$1} = $1;
                 $canceltotal ++;                  $canceltotal ++;
             }              }
         } elsif ($_ =~ m/^form\.add_(\d+)$/) {          } elsif ($envkey =~ m/^form\.add_(\d+)$/) {
             $adds{$1} = $1;              $adds{$1} = $1;
             $addtotal ++;              $addtotal ++;
         }          } 
     }      }
   
     foreach (keys %removals) {      foreach my $key (keys(%removals)) {
         my $hashkey = $env{'form.key_'.$_};          my $hashkey = $env{'form.key_'.$key};
         &Apache::lonnet::del('comm_block',["$hashkey"],          &Apache::lonnet::del('comm_block',["$hashkey"],
                          $env{'course.'.$env{'request.course.id'}.'.domain'},                           $env{'course.'.$env{'request.course.id'}.'.domain'},
                          $env{'course.'.$env{'request.course.id'}.'.num'}                           $env{'course.'.$env{'request.course.id'}.'.num'}
                          );                           );
     }      }
     foreach (keys %adds) {      foreach my $key (keys(%adds)) {
         unless ( defined($cancels{$_}) ) {          unless ( defined($cancels{$key}) ) {
             my ($newstart,$newend) = &get_dates_from_form($_);              my ($newstart,$newend) = &get_dates_from_form($key);
             my $newkey = $newstart.'____'.$newend;              my $newkey = $newstart.'____'.$newend;
             $blocking{$newkey} = $env{'user.name'}.':'.$env{'user.domain'}.':'.$env{'form.title_'.$_};              my $blocktypes = &get_block_choices($key);
               $blocking{$newkey} = {
                             setter => $env{'user.name'}.':'.$env{'user.domain'},
                             event  => &escape($env{'form.title_'.$key}),
                             blocks => $blocktypes,
                           };
         }          }
     }      }
     if ($addtotal + $modtotal > 0) {      if ($addtotal + $modtotal > 0) {
Line 1426  sub blockstore { Line 1660  sub blockstore {
     if ($chgestotal > 0) {      if ($chgestotal > 0) {
         $r->print($lt{'tfcm'}.'<ul>');          $r->print($lt{'tfcm'}.'<ul>');
         if ($canceltotal > 0) {          if ($canceltotal > 0) {
             $r->print('<li>'.$canceltotal.' '.$lt{'cbps'},' '.$lt{'werm'}.'</li>');              $r->print('<li>'.&mt('[quant,_1,communication blocking period was,communication blocking periods were] removed.',$canceltotal).'</li>');
         }          }
         if ($modtotal > 0) {          if ($modtotal > 0) {
             $r->print('<li>'.$modtotal.' '.$lt{'cbps'},' '.$lt{'wemo'}.'</li>');              $r->print('<li>'.&mt('[quant,_1,communication blocking period was,communication blocking periods were] modified.',$modtotal).'</li>');
         }          }
         if ($addtotal > 0) {          if ($addtotal > 0) {
             $r->print('<li>'.$addtotal.' '.$lt{'cbps'},' '.$lt{'wead'}.'</li>');              $r->print('<li>'.&mt('[quant,_1,communication blocking period was,communication blocking periods were] added.',$addtotal).'</li>');
         }          }
         $r->print('</ul>');          $r->print('</ul>');
     } else {      } else {
Line 1464  sub get_blockdates { Line 1698  sub get_blockdates {
     }      }
 }  }
   
   sub get_block_choices {
       my $item = shift;
       my $blocklist;
       my ($typeorder,$types) = &blocktype_text();
       foreach my $type (@{$typeorder}) {
           if ($env{'form.'.$type.'_'.$item}) {
               $blocklist->{$type} = 'on'; 
           } else {
               $blocklist->{$type} = 'off';
           }
       }
       return $blocklist;
   }
   
 sub display_blocker_status {  sub display_blocker_status {
     my ($r,$records,$ltext) = @_;      my ($r,$records,$ltext) = @_;
     my $parmcount = 0;      my $parmcount = 0;
Line 1472  sub display_blocker_status { Line 1720  sub display_blocker_status {
         'modi' => 'Modify',          'modi' => 'Modify',
         'canc' => 'Cancel',          'canc' => 'Cancel',
     );      );
       my ($typeorder,$types) = &blocktype_text();
     $r->print(&Apache::loncommon::start_data_table());      $r->print(&Apache::loncommon::start_data_table());
     $r->print(<<"END");      $r->print(<<"END");
   <tr>    <tr>
     <th>$$ltext{'dura'}</th>      <th>$ltext->{'dura'}</th>
     <th>$$ltext{'setb'}</th>      <th>$ltext->{'setb'}</th>
     <th>$$ltext{'even'}</th>      <th>$ltext->{'even'}</th>
     <th>$$ltext{'actn'}?</th>      <th>$ltext->{'blck'}</th>
       <th>$ltext->{'actn'}?</th>
   </tr>    </tr>
 END  END
     foreach my $record (sort(keys(%{$records}))) {      foreach my $record (sort(keys(%{$records}))) {
Line 1489  END Line 1739  END
         my $startform = &Apache::lonhtmlcommon::date_setter('blockform','startdate_'.$parmcount,$start,$onchange);          my $startform = &Apache::lonhtmlcommon::date_setter('blockform','startdate_'.$parmcount,$start,$onchange);
         my $endform = &Apache::lonhtmlcommon::date_setter('blockform','enddate_'.$parmcount,$end,$onchange);          my $endform = &Apache::lonhtmlcommon::date_setter('blockform','enddate_'.$parmcount,$end,$onchange);
   
  my ($setuname,$setudom,$title) =    my ($setuname,$setudom,$title,$blocks) = 
     &parse_block_record($$records{$record});      &Apache::loncommon::parse_block_record($$records{$record});
  $title = &HTML::Entities::encode($title,'"<>&');   $title = &HTML::Entities::encode($title,'"<>&');
         my $settername = &Apache::loncommon::plainname($setuname,$setudom);          my $settername = 
              &Apache::loncommon::aboutmewrapper(
                              &Apache::loncommon::plainname($setuname,$setudom),
                              $setuname,$setudom);
         $r->print(&Apache::loncommon::start_data_table_row());          $r->print(&Apache::loncommon::start_data_table_row());
         $r->print(<<"END");          $r->print(<<"END");
         <td>$$ltext{'star'}:&nbsp;$startform<br/>$$ltext{'endd'}:&nbsp;&nbsp;$endform</td>          <td>$ltext->{'star'}:&nbsp;$startform<br/>$ltext->{'endd'}:&nbsp;&nbsp;$endform</td>
         <td>$settername</td>          <td>$settername</td>
         <td><input type="text" name="title_$parmcount" size="15" value="$title" /><input type="hidden" name="key_$parmcount" value="$record" /></td>          <td><input type="text" name="title_$parmcount" size="15" value="$title" /><input type="hidden" name="key_$parmcount" value="$record" /></td>
           <td>
   END
           foreach my $block (@{$typeorder}) {
               my $blockstatus = '';
               if ($blocks->{$block} eq 'on') {
                   $blockstatus = 'checked="true"';
               }
               $r->print('<label><input type="checkbox" name="'.$block.'_'.$parmcount.'" '.$blockstatus.' value="1" />'.$types->{$block}.'</label><br />');
           }
           $r->print(<<"END");
           </td>      
         <td><label>$lt{'modi'}?&nbsp;<input type="checkbox" name="modify_$parmcount" /></label><br /><label>$lt{'canc'}?&nbsp;&nbsp;<input type="checkbox" name="cancel_$parmcount" /></label>          <td><label>$lt{'modi'}?&nbsp;<input type="checkbox" name="modify_$parmcount" /></label><br /><label>$lt{'canc'}?&nbsp;&nbsp;<input type="checkbox" name="cancel_$parmcount" /></label>
 END  END
         $r->print(&Apache::loncommon::end_data_table_row());          $r->print(&Apache::loncommon::end_data_table_row());
Line 1511  END Line 1775  END
     return $parmcount;      return $parmcount;
 }  }
   
 sub parse_block_record {  
     my ($record) = @_;  
     my ($setuname,$setudom,$title);  
     my @data = split(/:/,$record,3);  
     if (scalar(@data) eq 2) {  
  $title = $data[1];  
  ($setuname,$setudom) = split(/@/,$data[0]);  
     } else {  
  ($setuname,$setudom,$title) = @data;  
     }  
     return ($setuname,$setudom,$title);  
 }  
   
 sub display_addblocker_table {  sub display_addblocker_table {
     my ($r,$parmcount,$ltext) = @_;      my ($r,$parmcount,$ltext) = @_;
     my $start = time;      my $start = time;
Line 1538  sub display_addblocker_table { Line 1789  sub display_addblocker_table {
         'exam' => 'e.g., Exam 1',          'exam' => 'e.g., Exam 1',
         'addn' => 'Add new communication blocking periods'          'addn' => 'Add new communication blocking periods'
     );      );
       my ($typeorder,$types) = &blocktype_text();
     $r->print(<<"END");      $r->print(<<"END");
 <h4>$lt{'addn'}</h4>   <h4>$lt{'addn'}</h4> 
 END  END
     $r->print(&Apache::loncommon::start_data_table());      $r->print(&Apache::loncommon::start_data_table());
     $r->print(<<"END");      $r->print(<<"END");
    <tr>     <tr>
      <th>$$ltext{'dura'}</th>       <th>$ltext->{'dura'}</th>
      <th>$$ltext{'even'} $lt{'exam'}</th>       <th>$ltext->{'even'} $lt{'exam'}</th>
      <th>$$ltext{'actn'}?</th>       <th>$ltext->{'blck'}</th>
        <th>$ltext->{'actn'}?</th>
    </tr>     </tr>
 END  END
    $r->print(&Apache::loncommon::start_data_table_row());      $r->print(&Apache::loncommon::start_data_table_row());
     $r->print(<<"END");      $r->print(<<"END");
      <td>$$ltext{'star'}:&nbsp;$startform<br />$$ltext{'endd'}:&nbsp;&nbsp;$endform</td>       <td>$ltext->{'star'}:&nbsp;$startform<br />$ltext->{'endd'}:&nbsp;&nbsp;$endform</td>
      <td><input type="text" name="title_$parmcount" size="15" value="" /></td>       <td><input type="text" name="title_$parmcount" size="15" value="" /></td>
        <td>
   END
       foreach my $block (@{$typeorder}) {
           $r->print('<label><input type="checkbox" name="'.$block.'_'.$parmcount.'" value="1" />'.$types->{$block}.'</label><br />');
        }
        $r->print(<<"END");
        </td> 
      <td><label>$lt{'addb'}?&nbsp;<input type="checkbox" name="add_$parmcount" value="1" /></label></td>       <td><label>$lt{'addb'}?&nbsp;<input type="checkbox" name="add_$parmcount" value="1" /></label></td>
 END  END
     $r->print(&Apache::loncommon::end_data_table_row());      $r->print(&Apache::loncommon::end_data_table_row());
Line 1560  END Line 1820  END
     return;      return;
 }  }
   
 sub blockcheck {  sub blocktype_text {
     my ($setters,$startblock,$endblock) = @_;      my %types = &Apache::lonlocal::texthash(
     # Retrieve active student roles and active course coordinator/instructor roles          'com' => 'Messaging',
     my %live_courses =          'chat' => 'Chat',
  map { $_ => 1} &Apache::loncommon::findallcourses();          'boards' => 'Discussion',
     # FIXME should really probe for apriv, but ::allowed can only probe the           'port' => 'Portfolio',
     #       currently active role          'groups' => 'Groups',
     my %staff_of =          'blogs' => 'Blogs',
  map { $_ => 1} &Apache::loncommon::findallcourses(['cc','in']);  
   
     # Retrieve blocking times and identity of blocker for active courses  
     # for students.  
     return if (!%live_courses);  
   
     foreach my $course (keys(%live_courses)) {  
  my $cdom = $env{'course.'.$course.'.domain'};  
  my $cnum = $env{'course.'.$course.'.num'};  
   
  # if they are a staff member and are currently not playing student  
  next if ( $staff_of{$course}   
   && ($env{'request.role'} !~ m{^st\./$cdom/$cnum}));  
   
  $setters->{$course} = {};  
  $setters->{$course}{'staff'} = [];  
  $setters->{$course}{'times'} = [];  
  my %records = &Apache::lonnet::dump('comm_block',$cdom,$cnum);  
  foreach my $record (keys %records) {  
     my ($start,$end) = ($record =~ m/^(\d+)____(\d+)$/);  
     if ($start <= time && $end >= time) {  
  my ($staff_name,$staff_dom,$title) =   
     &parse_block_record($records{$record});  
  push(@{$$setters{$course}{'staff'}}, [$staff_name,$staff_dom]);  
  push(@{$$setters{$course}{'times'}}, [$start,$end]);  
  if ( ($$startblock == 0) || ($$startblock > $1) ) {  
     $$startblock = $1;  
  }  
  if ( ($$endblock == 0) || ($$endblock < $2) ) {  
     $$endblock = $2;  
  }  
     }  
  }  
     }  
 }  
   
 sub build_block_table {  
     my ($r,$startblock,$endblock,$setters) = @_;  
     my %lt = &Apache::lonlocal::texthash(  
         'cacb' => 'Currently active communication blocks',  
         'cour' => 'Course',  
         'dura' => 'Duration',  
         'blse' => 'Block set by'  
     );      );
     $r->print(<<"END");      my $typeorder = ['com','chat','boards','port','groups','blogs'];
 <br /><br />$lt{'cacb'}:<br /><br />      return ($typeorder,\%types);
 END  
     $r->print(&Apache::loncommon::start_data_table());  
     $r->print(<<"END");  
 <tr>  
  <th>$lt{'cour'}</th>  
  <th>$lt{'dura'}</th>  
  <th>$lt{'blse'}</th>  
 </tr>  
 END  
     foreach my $course (keys(%{$setters})) {  
         my %courseinfo=&Apache::lonnet::coursedescription($course);  
         for (my $i=0; $i<@{$$setters{$course}{staff}}; $i++) {  
             my ($uname,$udom) = @{$$setters{$course}{staff}[$i]};  
             my $fullname = &Apache::loncommon::plainname($uname,$udom);  
             my ($openblock,$closeblock) = @{$$setters{$course}{times}[$i]};  
             $openblock = &Apache::lonlocal::locallocaltime($openblock);  
             $closeblock= &Apache::lonlocal::locallocaltime($closeblock);  
             $r->print(&Apache::loncommon::start_data_table_row().  
       '<td>'.$courseinfo{'description'}.'</td>'.  
                       '<td>'.$openblock.' to '.$closeblock.'</td>'.  
                       '<td>'.$fullname.' ('.$uname.':'.$udom.  
                       ')</td>'.  
        &Apache::loncommon::end_data_table_row());  
         }  
     }  
     $r->print(&Apache::loncommon::end_data_table());  
 }  }
   
 # ----------------------------------------------------------- Display a message  # ----------------------------------------------------------- Display a message
Line 1649  sub displaymessage { Line 1840  sub displaymessage {
     my $suffix=&Apache::lonmsg::foldersuffix($folder);      my $suffix=&Apache::lonmsg::foldersuffix($folder);
     my %blocked = ();      my %blocked = ();
     my %setters = ();      my %setters = ();
     my $startblock = 0;  
     my $endblock = 0;  
     my $numblocked = 0;      my $numblocked = 0;
     my $crstype = &Apache::loncommon::course_type();      my $crstype = &Apache::loncommon::course_type();
   
 # info to generate "next" and "previous" buttons and check if message is blocked  # info to generate "next" and "previous" buttons and check if message is blocked
     &blockcheck(\%setters,\$startblock,\$endblock);      my ($startblock,$endblock) = &Apache::loncommon::blockcheck(\%setters,'com');
     my @messages=&sortedmessages(\%blocked,$startblock,$endblock,\$numblocked,$folder);      my @messages=&sortedmessages(\%blocked,$startblock,$endblock,\$numblocked,$folder);
     if ( $blocked{$msgid} eq 'ON' ) {      if ( $blocked{$msgid} eq 'ON' ) {
         &printheader($r,'/adm/email',&mt('Display a Message'));          &printheader($r,'/adm/email',&mt('Display a Message'));
Line 1788  sub header { Line 1977  sub header {
           
     my $extra = &Apache::loncommon::studentbrowser_javascript();      my $extra = &Apache::loncommon::studentbrowser_javascript();
     if ($baseurl) {      if ($baseurl) {
  $extra .= "<base href=\"http://$ENV{'SERVER_NAME'}/$baseurl\" />";   $extra .= "<base href=\"".&Apache::lonnet::absolute_url()."/$baseurl\" />";
     }      }
     $r->print(&Apache::loncommon::start_page('Communication and Messages',      $r->print(&Apache::loncommon::start_page('Communication and Messages',
   $extra));    $extra));
Line 1812  sub storecomment { Line 2001  sub storecomment {
     my ($r)=@_;      my ($r)=@_;
     my $msgtxt=&Apache::lonfeedback::clear_out_html($env{'form.message'});      my $msgtxt=&Apache::lonfeedback::clear_out_html($env{'form.message'});
     my $cleanmsgtxt='';      my $cleanmsgtxt='';
     foreach (split(/[\n\r]/,$msgtxt)) {      foreach my $line (split(/[\n\r]/,$msgtxt)) {
  unless ($_=~/^\s*(\>|\&gt\;)/) {   unless ($line=~/^\s*(\>|\&gt\;)/) {
     $cleanmsgtxt.=$_."\n";      $cleanmsgtxt.=$line."\n";
  }   }
     }      }
     my $key=&escape($env{'form.baseurl'}).'___'.time;      my $key=&escape($env{'form.baseurl'}).'___'.time;
Line 1831  sub storedcommentlisting { Line 2020  sub storedcommentlisting {
  $r->print(&mt('No stored comments yet.'));   $r->print(&mt('No stored comments yet.'));
     } else {      } else {
  my $found=0;   my $found=0;
  foreach (sort keys %msgs) {   foreach my $key (sort(keys(%msgs))) {
     $r->print("\n".$msgs{$_}."<hr />");      $r->print("\n".$msgs{$key}."<hr />");
     $found=1;      $found=1;
  }   }
  unless ($found) {   unless ($found) {
Line 1904  sub sendoffmail { Line 2093  sub sendoffmail {
     }      }
  } elsif ($env{'form.sendmode'} eq 'upload') {   } elsif ($env{'form.sendmode'} eq 'upload') {
     foreach my $line (split(/[\n\r\f]+/,$env{'form.upfile'})) {      foreach my $line (split(/[\n\r\f]+/,$env{'form.upfile'})) {
  my ($rec,$txt)=split(/\s*\:\s*/,$line);                  my ($rec,$txt) = ($line =~ /^([^:]+:[^:]+):(.*)$/);
  if ($txt) {   if ($txt) {
     $rec=~s/\@/\:/;                      $rec =~ s/^\s+//;
                       $rec =~ s/\s+$//;
     $toaddr{$rec}.=$txt."\n";      $toaddr{$rec}.=$txt."\n";
  }   }
     }      }
Line 1916  sub sendoffmail { Line 2106  sub sendoffmail {
     }      }
  }   }
  if ($env{'form.additionalrec'}) {   if ($env{'form.additionalrec'}) {
     foreach (split(/\,/,$env{'form.additionalrec'})) {      foreach my $rec (split(/\,/,$env{'form.additionalrec'})) {
  my ($auname,$audom)=split(/\@/,$_);   my ($auname,$audom)=split(/:/,$rec);
  if (($auname ne "") && ($audom ne "")) {   if (($auname ne "") && ($audom ne "")) {
     $toaddr{$auname.':'.$audom}='';      $toaddr{$auname.':'.$audom}='';
  }   }
Line 2101  sub handler { Line 2291  sub handler {
     unless ($dismode) {       unless ($dismode) { 
  $dismode='';    $dismode=''; 
     } else {      } else {
  $sqs.='&dismode='.&escape($dismode);   $sqs.='&amp;dismode='.&escape($dismode);
     }      }
   
 # --------------------------------------------------------------------- Display  # --------------------------------------------------------------------- Display
Line 2138  sub handler { Line 2328  sub handler {
     } elsif ($env{'form.confirm'}) {      } elsif ($env{'form.confirm'}) {
  &printheader($r,'','Confirmed Receipt');   &printheader($r,'','Confirmed Receipt');
  my $replying = 0;   my $replying = 0;
  foreach (keys %env) {   foreach my $envkey (keys(%env)) {
     if ($_=~/^form\.rec\_(.*)$/) {      if ($envkey=~/^form\.rec\_(.*)$/) {
  $r->print('<b>'.&mt('Confirming Receipt').':</b> '.   $r->print('<b>'.&mt('Confirming Receipt').':</b> '.
   &Apache::lonmsg::user_crit_received($1).'<br>');    &Apache::lonmsg::user_crit_received($1).'<br>');
     }      }
     if ($_=~/^form\.reprec\_(.*)$/) {      if ($envkey=~/^form\.reprec\_(.*)$/) {
  my $msgid=$1;   my $msgid=$1;
  $r->print('<b>'.&mt('Confirming Receipt').':</b> '.   $r->print('<b>'.&mt('Confirming Receipt').':</b> '.
   &Apache::lonmsg::user_crit_received($msgid).'<br>');    &Apache::lonmsg::user_crit_received($msgid).'<br>');
Line 2252  sub handler { Line 2442  sub handler {
  }   }
     } elsif ($env{'form.newfolder'}) {      } elsif ($env{'form.newfolder'}) {
  &printheader($r,'','New Folder');   &printheader($r,'','New Folder');
  &makefolder($env{'form.newfolder'});          my $showfolder = $env{'form.newfolder'};
  &Apache::loncommunicate::menu($r);   my ($makeresult,$warning) = &makefolder($env{'form.newfolder'});
  &disall($r,$env{'form.newfolder'});          if ($makeresult eq 'ok') {
               $r->print(&mt('Mail folder "[_1]" created.',$showfolder).'<br />');
           } else {
               $r->print(&mt('Creation failed.').' '.$makeresult.'<br />'.
                         $warning);
               $showfolder = $folder;
           }
           &Apache::loncommunicate::menu($r);
    &disall($r,$showfolder);
     } elsif ($env{'form.showcommentbaseurl'}) {      } elsif ($env{'form.showcommentbaseurl'}) {
  &storedcommentlisting($r);   &storedcommentlisting($r);
       } elsif ($env{'form.folderaction'} eq 'delete') {
           &printheader($r,'','Deleted Folder');
           my $showfolder = '';
           my $delresult = &deletefolder($folder);
           if ($delresult eq 'ok') {
               $r->print(&mt('Mail folder "[_1]" deleted.',$folder).'<br />');
           } else {
               $r->print(&mt('Deletion failed.').' '.$delresult.'<br />');
               $showfolder = $folder;
           }
           &Apache::loncommunicate::menu($r);
           &disall($r,$showfolder);
       } elsif ($env{'form.folderaction'} eq 'rename') {
           &printheader($r,'','Renamed Folder');
           my $showfolder = $env{'form.renamed'};
           my $renresult = &renamefolder($folder);
           if ($renresult eq 'ok') {
               $r->print(&mt('Mail folder "[_1]" renamed "[_2]".',$folder,$showfolder).'<br />');
           } else {
               $r->print(&mt('Renaming failed.').' '.$renresult.'<br />');
               $showfolder = $folder;
           }
           &Apache::loncommunicate::menu($r);
           &disall($r,$showfolder);
     } else {      } else {
  &printheader($r,'','Display All Messages');   &printheader($r,'','Display All Messages');
  &Apache::loncommunicate::menu($r);    &Apache::loncommunicate::menu($r);
  &disall($r,($folder?$folder:$dismode));   &disall($r,($folder?$folder:$dismode));
     }      }
     $r->print(&Apache::loncommon::end_page());      $r->print(&Apache::loncommon::end_page());

Removed from v.1.35.2.4  
changed lines
  Added in v.1.52


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