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File:  [LON-CAPA] / loncom / interface / lonaboutme.pm
Revision 1.2: download - view: text, annotated - select for diffs
Tue Aug 27 20:29:54 2002 UTC (21 years, 8 months ago) by www
Branches: MAIN
CVS tags: HEAD
"about me" is a lot like syllabus, but not quite

# The LearningOnline Network
# "About Me" Personal Information
#
# $Id: lonaboutme.pm,v 1.2 2002/08/27 20:29:54 www Exp $
#
# Copyright Michigan State University Board of Trustees
#
# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
#
# LON-CAPA is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# LON-CAPA is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with LON-CAPA; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
#
# /home/httpd/html/adm/gpl.txt
#
# http://www.lon-capa.org/
#

package Apache::lonaboutme;

use strict;
use Apache::Constants qw(:common);
use Apache::loncommon;
use Apache::lonnet;
use Apache::lontexconvert;

sub handler {
    my $r = shift;
    $r->content_type('text/html');
    $r->send_http_header;
    return OK if $r->header_only;

# ------------------------------------------------------------ Print the screen
    $r->print(<<ENDDOCUMENT);
<html>
<head>
<title>The LearningOnline Network with CAPA</title>
</head>
ENDDOCUMENT
    my (undef,undef,$cdom,$cnum)=split(/\//,$r->uri);
# Is this even a user?
    if (&Apache::lonnet::homeserver($cnum,$cdom) eq 'no_host') {
	$r->print('<body>No user information available</body>');
        return OK;
    }
# --------------------------------------------------------- The syllabus fields
    my %syllabusfields=(
       'aaa_instructorinfo' => 'Instructor Information',
       'bbb_description'    => 'Course Description',
       'ccc_prereq'         => 'Prerequisites',
       'ddd_officehours'    => 'Office Hours',
       'eee_helproom'       => 'Helproom Hours',
       'fff_examinfo'       => 'Exam Information',
       'ggg_grading'        => 'Grading Information',
       'hhh_readings'       => 'Readings');

# --------------------------------------------------------------- Force Student
    &Apache::loncommon::get_unprocessed_cgi
                                       ($ENV{'QUERY_STRING'},['forcestudent']);
    my $forcestudent='';
    if ($ENV{'form.forcestudent'}) { $forcestudent='student'; };
       
# --------------------------------------- There is such a user, get environment
    my %courseenv=&Apache::lonnet::dump('environment',$cdom,$cnum);
    $r->print(&Apache::loncommon::bodytag
                           ("Personal Information",$forcestudent,'','',$cdom));
    $r->print('<h1>'.&Apache::loncommon::plainname($cnum,$cdom).'</h1><h3>'.
              $Apache::lonnet::domaindescription{$cdom}.'</h3>');
    my %syllabus=&Apache::lonnet::dump('aboutme',$cdom,$cnum);
    my $allowed=0;

# does this user have privileges to post, etc?

       $allowed=(($ENV{'user.name'} eq $cnum) && 
		 ($ENV{'user.domain'} eq $cdom));
       if ($forcestudent) { $allowed=0; }
 
       if ($allowed) {
          $r->print(
	  '<p><a href="'.$r->uri.'?forcestudent=1">Show Student View</a></p>');
      }
       if (($allowed) && ($ENV{'form.storesyl'})) {
	   foreach (keys %syllabusfields) {
               my $field=$ENV{'form.'.$_};
               $field=~s/\s+$//s;
               $field=~s/\</\&lt\;/g;
               $field=~s/\>/\&gt\;/g;
	       if ($field) {
		   $syllabus{$_}=$field;
               } else {
                   delete $syllabus{$_};
               }
           }
           $syllabus{'uploaded.lastmodified'}=time;
           &Apache::lonnet::put('aboutme',\%syllabus,$cdom,$cnum);
       }

# ---------------------------------------------------------------- Get syllabus
    if (($syllabus{'uploaded.lastmodified'}) || ($allowed)) {
       $r->print('Last updated:'.
                     localtime($syllabus{'uploaded.lastmodified'}));
       if ($allowed) {
	   $r->print('<form method="post">');
       }
       foreach (sort keys %syllabusfields) {
          if (($syllabus{$_}) || ($allowed)) {
              my $message=$syllabus{$_};
              $message=~s/\n/\<br \/\>/g;
              $message
             =~s/(http\:\/\/[^\s]+)/\<a href=\"$1\"\>\<tt\>$1\<\/tt\>\<\/a\>/g;
	      $message=&Apache::lontexconvert::msgtexconverted($message);
              $r->print('<h3>'.$syllabusfields{$_}.'</h3><blockquote>'.
                        $message.'</blockquote>');
              if ($allowed) {
                 $r->print('<br /><textarea cols="80" rows="6" name="'.$_.'">'.
			   $syllabus{$_}.
           '</textarea><input type="submit" name="storesyl" value="Store" />');
	      }
	  }
       }
       if ($allowed) {
	   $r->print('</form>');
       }
       $r->print('</p>');
    } else {
       $r->print('<p>No syllabus information provided.</p>');
    }
    $r->print('</body></html>');
    return OK;
} 

1;
__END__
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