File:  [LON-CAPA] / loncom / interface / loncreatecourse.pm
Revision 1.8: download - view: text, annotated - select for diffs
Mon Apr 8 19:12:25 2002 UTC (22 years, 2 months ago) by matthew
Branches: MAIN
CVS tags: HEAD
Fixed typo.

    1: # The LearningOnline Network
    2: # Create a course
    3: #
    4: # $Id: loncreatecourse.pm,v 1.8 2002/04/08 19:12:25 matthew 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: # (My Desk
   29: #
   30: # (Internal Server Error Handler
   31: #
   32: # (Login Screen
   33: # 5/21/99,5/22,5/25,5/26,5/31,6/2,6/10,7/12,7/14,
   34: # 1/14/00,5/29,5/30,6/1,6/29,7/1,11/9 Gerd Kortemeyer)
   35: #
   36: # 3/1/1 Gerd Kortemeyer)
   37: #
   38: # 3/1 Gerd Kortemeyer)
   39: #
   40: # 2/14,2/16,2/17,7/6 Gerd Kortemeyer
   41: #
   42: package Apache::loncreatecourse;
   43: 
   44: use strict;
   45: use Apache::Constants qw(:common :http);
   46: use Apache::lonnet;
   47: 
   48: # ===================================================== Phase one: fill-in form
   49: 
   50: sub phase_one {
   51:     my $r=shift;
   52: 
   53:     my $defdom=$ENV{'user.domain'};
   54:     $r->print(<<ENDDOCUMENT);
   55: <html>
   56: <script language="JavaScript" type="text/javascript">
   57: var editbrowser = null;
   58: function openbrowser(formname,elementname) {
   59:     var url = '/res/?';
   60:     if (editbrowser == null) {
   61:         url += 'launch=1&';
   62:     }
   63:     url += 'catalogmode=interactive&';
   64:     url += 'mode=edit&';
   65:     url += 'form=' + formname + '&';
   66:     url += 'element=' + elementname + '&';
   67:     url += 'only=sequence' + '';
   68:     var title = 'Browser';
   69:     var options = 'scrollbars=1,resizable=1,menubar=0';
   70:     options += ',width=700,height=600';
   71:     editbrowser = open(url,title,options,'1');
   72:     editbrowser.focus();
   73: }
   74: </script>
   75: <head>
   76: <title>The LearningOnline Network with CAPA</title>
   77: </head>
   78: <body bgcolor="#FFFFFF">
   79: <img align="right" src="/adm/lonIcons/lonlogos.gif">
   80: <h1>Create a new Course</h1>
   81: <form action="/adm/createcourse" method="post" name="ccrs">
   82: <h3>Course Title</h3>
   83: <input type="text" size="50" name="title">
   84: <h3>Top-level Map</h3>
   85: <input type="text" size="50" name="topmap">
   86: <a href="javascript:openbrowser('ccrs','topmap')">Browse</a>
   87: <h3>Course ID/Number (optional)</h3>
   88: <input type="text" size="30" name="crsid">
   89: <h3>Course Coordinator</h3>
   90: Username: <input type="text" size="15" name="ccuname" /><br>
   91: Domain:   <input type="text" size="15" name="ccdomain" value="$defdom" />
   92: <input type="hidden" name="phase" value="two" /><p>
   93: <input type="submit" value="Open Course">
   94: </form>
   95: </body>
   96: </html>
   97: ENDDOCUMENT
   98: }
   99: 
  100: # ====================================================== Phase two: make course
  101: 
  102: sub phase_two {
  103:     my $r=shift;
  104:     my $topurl='/res/'.&Apache::lonnet::declutter($ENV{'form.topmap'});
  105:     my $ccuname=$ENV{'form.ccuname'};
  106:     my $ccdomain=$ENV{'form.ccdomain'};
  107:     $ccuname=~s/\W//g;
  108:     $ccdomain=~s/\W//g;
  109:     my $cdescr=$ENV{'form.title'};
  110:     my $curl=$ENV{'form.topmap'};
  111:     $r->print(<<ENDENHEAD);
  112: <html>
  113: <head>
  114: <title>The LearningOnline Network with CAPA</title>
  115: </head>
  116: <body bgcolor="#FFFFFF">
  117: <img align=right src=/adm/lonIcons/lonlogos.gif>
  118: <h1>Create a new Course</h1>
  119: ENDENHEAD
  120: #
  121: # Verify data
  122: #
  123:     if (&Apache::lonnet::homeserver($ccuname,$ccdomain) eq 'no_host') {
  124:         $r->print('No such user '.$ccuname.' at '.$ccdomain.'</body></html>');
  125: 	return;
  126:     }
  127: 
  128: #
  129: # Open course
  130: #
  131:     my $courseid=&Apache::lonnet::createcourse($ENV{'user.domain'},
  132:                                                $cdescr,$curl);
  133: 
  134:     $r->print('New LON-CAPA Course ID: '.$courseid.'<br>');
  135: #
  136: # Set optional courseid
  137: #
  138:     my ($crsudom,$crsunum)=($courseid=~/^\/(\w+)\/(\w+)$/);
  139:     my $crsuhome=&Apache::lonnet::homeserver($crsunum,$crsudom);
  140:     $r->print('Created on: '.$crsuhome.'<br>');
  141:     if ($ENV{'form.crsid'}) {
  142:        $r->print('Setting optional Course ID/Number: '.                 
  143:            &Apache::lonnet::reply('put:'.$crsudom.':'.
  144:                                   $crsunum.':environment:courseid='.
  145:                                   &Apache::lonnet::escape($ENV{'form.crsid'}),
  146:                                   $crsuhome).'<br>');
  147:     }
  148: #
  149: # Make current user course adminstrator
  150: #
  151:     $r->print('Assigning role of course coordinator to self: '.
  152:     &Apache::lonnet::assignrole(
  153:      $ENV{'user.domain'},$ENV{'user.name'},$courseid,'cc').'<br>');
  154: #
  155: # Make additional user course administrator
  156: #
  157:     $r->print('Assigning role of course coordinator to '.
  158:                $ccuname.' at '.$ccdomain.': '.
  159:     &Apache::lonnet::assignrole($ccdomain,$ccuname,$courseid,'cc').'<p>');
  160:     $r->print('Roles will be active at next login.</body></html>');
  161: }
  162: 
  163: # ===================================================================== Handler
  164: sub handler {
  165:     my $r = shift;
  166: 
  167:     if ($r->header_only) {
  168:        $r->content_type('text/html');
  169:        $r->send_http_header;
  170:        return OK;
  171:     }
  172: 
  173:     if (&Apache::lonnet::allowed('ccc',$ENV{'user.domain'})) {
  174:        $r->content_type('text/html');
  175:        $r->send_http_header;
  176: 
  177:        if ($ENV{'form.phase'} eq 'two') {
  178:            &phase_two($r);
  179:        } else {
  180: 	   &phase_one($r);
  181:        }
  182:    } else {
  183:       $ENV{'user.error.msg'}=
  184:         "/adm/createcourse:ccc:0:0:Cannot create courses";
  185:       return HTTP_NOT_ACCEPTABLE; 
  186:    }
  187:    return OK;
  188: } 
  189: 
  190: 1;
  191: __END__

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