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Bug 4636.  Mail folders can now be deleted (if empty) or renamed.

email_status_X.db and nohist_email_X.db files used to store e-mail in different folders now have X set to a unique number (instead of the folder name) for newly created or renamed folders. Legacy data still supported.

    1: # The LearningOnline Network
    2: # Communicate
    3: #
    4: # $Id: loncommunicate.pm,v 1.36 2006/12/06 23:44:33 raeburn Exp $
    5: #
    6: # Copyright Michigan State University Board of Trustees
    7: #
    8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
    9: #
   10: # LON-CAPA is free software; you can redistribute it and/or modify
   11: # it under the terms of the GNU General Public License as published by
   12: # the Free Software Foundation; either version 2 of the License, or
   13: # (at your option) any later version.
   14: #
   15: # LON-CAPA is distributed in the hope that it will be useful,
   16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
   17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   18: # GNU General Public License for more details.
   19: #
   20: # You should have received a copy of the GNU General Public License
   21: # along with LON-CAPA; if not, write to the Free Software
   22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   23: #
   24: # /home/httpd/html/adm/gpl.txt
   25: #
   26: # http://www.lon-capa.org/
   27: #
   28: ###
   29: 
   30: package Apache::loncommunicate;
   31: 
   32: use strict;
   33: use Apache::Constants qw(:common);
   34: use Apache::lonmsgdisplay();
   35: use Apache::loncommon;
   36: use Apache::lonlocal;
   37: use Apache::lonnet;
   38: 
   39: sub menu {
   40:     my $r=shift;
   41:     my $crstype = 'Course';
   42:     my $usertype = 'Student';
   43:     if (defined($env{'course.'.$env{'request.course.id'}.'.type'})) {
   44:         $crstype = $env{'course.'.$env{'request.course.id'}.'.type'};
   45:         if ($crstype eq 'Group') {
   46:             $usertype = 'Member';
   47:         }   
   48:     }
   49:     my %lt=&Apache::lonlocal::texthash(
   50: 'vcm' => 'View Critical Messages',
   51: 'smu' => 'Send Message to User(s)',
   52: 'bmc' => "Broadcast Message to $crstype",
   53: 'dmu' => "Distribute Messages from Uploaded File to $crstype",
   54: 'unr' => 
   55:      'User Notes, Records of Face-to-Face Discussions, and Critical Messages',
   56: 
   57: 'cbs' => "Configure Blocking of $usertype Communication during Exams",
   58: 'blog' => 'Add or Edit Blog Entries' 
   59: 
   60: );
   61:     my %help=();
   62:     foreach ('Course_Face_To_Face_Records,Course_Critical_Message',
   63: 	     'Course_Broadcast_Message') {
   64: 	$help{$_}=&Apache::loncommon::help_open_topic($_);
   65:     }
   66: # ------------------------------------------------------------------------ Menu
   67:     my ($can_srm,$can_dcm);
   68:     if ($env{'request.course.id'}) {
   69:         if ((&Apache::lonnet::allowed('srm',$env{'request.course.id'})) ||
   70:             (&Apache::lonnet::allowed('srm',$env{'request.course.id'}.'/'.
   71:                                            $env{'request.course.sec'}))) {
   72:             $can_srm = 1;
   73:         }
   74:         if ((&Apache::lonnet::allowed('dcm',$env{'request.course.id'})) ||
   75:             (&Apache::lonnet::allowed('dcm',$env{'request.course.id'}.'/'.
   76:                                            $env{'request.course.sec'}))) {
   77:             $can_dcm = 1;
   78:         }
   79:     }   
   80:     $r->print(<<END);
   81: <table cellspacing="10" cellpadding="2">
   82: <tr>
   83: <td bgcolor="#FFFFAA">
   84:   <b><a href="/adm/email?compose=individual">$lt{'smu'}</a></b>
   85: </td>
   86: <td bgcolor="#FFFFAA">
   87:   <b><a href="/adm/$env{'user.domain'}/$env{'user.name'}/_rss.html">$lt{'blog'}</a></b>
   88: </td>
   89: </tr>
   90: END
   91:     if ($can_srm || !$can_dcm) {
   92:         $r->print('<tr>');
   93:     }
   94:     if ($can_srm) {
   95:         $r->print(<<END);
   96: <td bgcolor="#FFFFAA">
   97:     <b><a href="/adm/email?compose=group">$lt{'bmc'}</a></b>$help{'Course_Broadcast_Message'}
   98: </td>
   99: <td bgcolor="#FFFFAA">
  100:   <b><a href="/adm/email?compose=upload">$lt{'dmu'}</a></b>
  101: </td></tr>
  102: <tr><td bgcolor="#FFFFAA">
  103: <b><a href="/adm/email?recordftf=query">$lt{'unr'}</a></b>$help{'Course_Face_To_Face_Records,Course_Critical_Message'}
  104: </td>
  105: END
  106:     }
  107:     if ($can_dcm) {
  108:         $r->print('
  109: <td bgcolor="#FFFFAA">
  110:   <b><a href="/adm/email?block=display">'.$lt{'cbs'}.'</a>
  111: </td>');
  112:     }
  113:     if ($can_srm || $can_dcm) {
  114:         $r->print('</tr>');
  115:     }
  116:     $r->print('</table>');
  117: }
  118: 
  119: sub handler {
  120:     my $r = shift;
  121:     &Apache::loncommon::content_type($r,'text/html');
  122:     $r->send_http_header;
  123:     return OK if $r->header_only;
  124: #
  125: # Start document
  126: #
  127: 
  128: # ----------------------------------------------------------------- Breadcrumbs
  129:     &Apache::lonhtmlcommon::clear_breadcrumbs();
  130:     &Apache::lonhtmlcommon::add_breadcrumb
  131:         ({href=>"/adm/communicate",
  132:           text=>"Communication/Messages",
  133:           faq=>12,bug=>'Communication Tools',});
  134: 
  135: # ---------------------------------------------------------------------- Header
  136:     &Apache::lonmsgdisplay::header($r);
  137:     &menu($r);
  138:     &Apache::lonmsgdisplay::disall($r,'new');
  139:     $r->print(&Apache::loncommon::end_page());
  140:     return OK;
  141: }
  142: 
  143: 1;
  144: __END__