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File:  [LON-CAPA] / loncom / interface / lonsyllabus.pm
Revision 1.4: download - view: text, annotated - select for diffs
Tue Aug 27 16:49:20 2002 UTC (21 years, 9 months ago) by www
Branches: MAIN
CVS tags: HEAD
Routines to easily get plain text names and screen names for users,
and syllabus enhancements.

    1: # The LearningOnline Network
    2: # Syllabus
    3: #
    4: # $Id: lonsyllabus.pm,v 1.4 2002/08/27 16:49:20 www 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: package Apache::lonsyllabus;
   30: 
   31: use strict;
   32: use Apache::Constants qw(:common);
   33: use Apache::loncommon;
   34: use Apache::lonnet;
   35: 
   36: sub handler {
   37:     my $r = shift;
   38:     $r->content_type('text/html');
   39:     $r->send_http_header;
   40:     return OK if $r->header_only;
   41: 
   42: 
   43: # ------------------------------------------------------------ Print the screen
   44:     $r->print(<<ENDDOCUMENT);
   45: <html>
   46: <head>
   47: <title>The LearningOnline Network with CAPA</title>
   48: </head>
   49: ENDDOCUMENT
   50:     my (undef,undef,$cdom,$cnum)=split(/\//,$r->uri);
   51: # Is this even a course?
   52:     if (&Apache::lonnet::homeserver($cnum,$cdom) eq 'no_host') {
   53: 	$r->print('<body>No syllabus available</body>');
   54:         return OK;
   55:     }
   56: # ------------------------------------- There is such a course, get environment
   57:     my %courseenv=&Apache::lonnet::dump('environment',$cdom,$cnum);
   58:     $r->print(&Apache::loncommon::bodytag("Syllabus",'','','',$cdom));
   59:     $r->print('<h1>'.$courseenv{'description'}.'</h1><h3>'.
   60:               $Apache::lonnet::domaindescription{$cdom}.'</h3>');
   61:     my %syllabus=&Apache::lonnet::dump('syllabus',$cdom,$cnum);
   62: 
   63: # This handler might be called anonymously ...
   64: # ----------------------------------------------------- Only if not public call
   65:     if ($ENV{'user.environment'}) {
   66: # does this user have privileges to post, etc?
   67:        my $allowed=0;
   68:        if ($ENV{'request.course.id'}) {
   69:           $allowed=&Apache::lonnet::allowed('srm',$ENV{'request.course.id'});
   70:        }
   71:     }
   72: # ---------------------------------------------------------------- Get syllabus
   73:     if ($ENV{'uploaded.lastmodified'}) {
   74:        $r->print('<table><tr><td>Uploaded:</td><td>'.
   75:  &Apache::loncommon::plainname($syllabus{'uploaded.name'},
   76:                      $syllabus{'uploaded.domain'}).
   77:  '</td></tr><tr><td>Last updated</td><td>'.
   78:                      localtime($syllabus{'uploaded.lastmodified'}).
   79:                      '</td></tr></table>');
   80:         $r->print('<blockquote>'.$syllabus{'description'}.'</blockquote>');
   81:     } else {
   82:        $r->print('<p>No syllabus information provided.</p>');
   83:     }
   84:     $r->print('</body></html>');
   85:     return OK;
   86: } 
   87: 
   88: 1;
   89: __END__
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