Annotation of loncom/interface/loncreatecourse.pm, revision 1.10
1.1 www 1: # The LearningOnline Network
2: # Create a course
1.5 albertel 3: #
1.10 ! matthew 4: # $Id: loncreatecourse.pm,v 1.9 2002/04/23 21:05:45 matthew Exp $
1.5 albertel 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: #
1.1 www 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: #
1.4 www 40: # 2/14,2/16,2/17,7/6 Gerd Kortemeyer
1.1 www 41: #
42: package Apache::loncreatecourse;
43:
44: use strict;
45: use Apache::Constants qw(:common :http);
46: use Apache::lonnet;
47:
1.2 www 48: # ===================================================== Phase one: fill-in form
49:
1.10 ! matthew 50: sub print_course_creation_page {
1.2 www 51: my $r=shift;
1.10 ! matthew 52: my $defdom=$ENV{'request.role.domain'};
! 53: my %host_servers = &Apache::loncommon::get_library_servers($defdom);
! 54: my $course_home = '<select name="course_home" size="1">'."\n";
! 55: foreach my $server (sort(keys(%host_servers))) {
! 56: $course_home .=
! 57: qq{<option value="$server">$server $host_servers{$server}</option>};
! 58: }
! 59: $course_home .= "\n</select>\n";
1.9 matthew 60: my $domform = &Apache::loncommon::select_dom_form($defdom,'ccdomain');
1.2 www 61: $r->print(<<ENDDOCUMENT);
62: <html>
1.6 matthew 63: <script language="JavaScript" type="text/javascript">
64: var editbrowser = null;
65: function openbrowser(formname,elementname) {
66: var url = '/res/?';
67: if (editbrowser == null) {
68: url += 'launch=1&';
69: }
70: url += 'catalogmode=interactive&';
71: url += 'mode=edit&';
72: url += 'form=' + formname + '&';
1.7 matthew 73: url += 'element=' + elementname + '&';
74: url += 'only=sequence' + '';
1.6 matthew 75: var title = 'Browser';
76: var options = 'scrollbars=1,resizable=1,menubar=0';
77: options += ',width=700,height=600';
78: editbrowser = open(url,title,options,'1');
79: editbrowser.focus();
80: }
81: </script>
1.2 www 82: <head>
83: <title>The LearningOnline Network with CAPA</title>
84: </head>
85: <body bgcolor="#FFFFFF">
1.6 matthew 86: <img align="right" src="/adm/lonIcons/lonlogos.gif">
1.2 www 87: <h1>Create a new Course</h1>
1.6 matthew 88: <form action="/adm/createcourse" method="post" name="ccrs">
1.10 ! matthew 89: <h2>Course Information</h2>
! 90: <p>
! 91: <b>Course Title:</b>
1.6 matthew 92: <input type="text" size="50" name="title">
1.10 ! matthew 93: </p><p>
! 94: <b>Top-level Map:</b>
1.6 matthew 95: <input type="text" size="50" name="topmap">
96: <a href="javascript:openbrowser('ccrs','topmap')">Browse</a>
1.10 ! matthew 97: </p><p>
! 98: <b>Course Home Server:</b>$course_home
! 99: </p><p>
! 100: <b>Course ID/Number (optional)</b>
1.6 matthew 101: <input type="text" size="30" name="crsid">
1.10 ! matthew 102: </p><p>
! 103: <h2>Course Coordinator</h2>
! 104: <p>
! 105: Username: <input type="text" size="15" name="ccuname" />
! 106: </p><p>
1.9 matthew 107: Domain: $domform
1.10 ! matthew 108: </p><p>
! 109: <input type="hidden" name="phase" value="two" />
1.6 matthew 110: <input type="submit" value="Open Course">
1.10 ! matthew 111: </p>
1.2 www 112: </form>
113: </body>
114: </html>
115: ENDDOCUMENT
116: }
117:
118: # ====================================================== Phase two: make course
119:
1.10 ! matthew 120: sub create_course {
1.2 www 121: my $r=shift;
122: my $topurl='/res/'.&Apache::lonnet::declutter($ENV{'form.topmap'});
123: my $ccuname=$ENV{'form.ccuname'};
124: my $ccdomain=$ENV{'form.ccdomain'};
125: $ccuname=~s/\W//g;
126: $ccdomain=~s/\W//g;
127: my $cdescr=$ENV{'form.title'};
128: my $curl=$ENV{'form.topmap'};
129: $r->print(<<ENDENHEAD);
130: <html>
131: <head>
132: <title>The LearningOnline Network with CAPA</title>
133: </head>
134: <body bgcolor="#FFFFFF">
135: <img align=right src=/adm/lonIcons/lonlogos.gif>
136: <h1>Create a new Course</h1>
137: ENDENHEAD
1.10 ! matthew 138: #
! 139: # Verify data
! 140: #
! 141: # Check the veracity of the course coordinator
1.2 www 142: if (&Apache::lonnet::homeserver($ccuname,$ccdomain) eq 'no_host') {
1.3 www 143: $r->print('No such user '.$ccuname.' at '.$ccdomain.'</body></html>');
1.2 www 144: return;
145: }
1.10 ! matthew 146: # Check the proposed home server for the course
! 147: my %host_servers = &Apache::loncommon::get_library_servers
! 148: ($ENV{'request.role.domain'});
! 149: if (! exists($host_servers{$ENV{'form.course_home'}})) {
! 150: $r->print('Invalid home server for course: '.
! 151: $ENV{'form.course_home'}.'</body></html>');
! 152: return;
! 153: }
1.2 www 154: #
155: # Open course
156: #
1.10 ! matthew 157: my $courseid=&Apache::lonnet::createcourse($ENV{'request.role.domain'},
! 158: $cdescr,$curl,
! 159: $ENV{'form.course_home'});
1.2 www 160:
1.4 www 161: $r->print('New LON-CAPA Course ID: '.$courseid.'<br>');
162: #
163: # Set optional courseid
164: #
165: my ($crsudom,$crsunum)=($courseid=~/^\/(\w+)\/(\w+)$/);
166: my $crsuhome=&Apache::lonnet::homeserver($crsunum,$crsudom);
167: $r->print('Created on: '.$crsuhome.'<br>');
168: if ($ENV{'form.crsid'}) {
169: $r->print('Setting optional Course ID/Number: '.
170: &Apache::lonnet::reply('put:'.$crsudom.':'.
171: $crsunum.':environment:courseid='.
172: &Apache::lonnet::escape($ENV{'form.crsid'}),
173: $crsuhome).'<br>');
174: }
1.2 www 175: #
176: # Make current user course adminstrator
177: #
178: $r->print('Assigning role of course coordinator to self: '.
179: &Apache::lonnet::assignrole(
180: $ENV{'user.domain'},$ENV{'user.name'},$courseid,'cc').'<br>');
181: #
182: # Make additional user course administrator
183: #
184: $r->print('Assigning role of course coordinator to '.
185: $ccuname.' at '.$ccdomain.': '.
1.3 www 186: &Apache::lonnet::assignrole($ccdomain,$ccuname,$courseid,'cc').'<p>');
187: $r->print('Roles will be active at next login.</body></html>');
1.2 www 188: }
189:
190: # ===================================================================== Handler
1.1 www 191: sub handler {
192: my $r = shift;
193:
194: if ($r->header_only) {
195: $r->content_type('text/html');
196: $r->send_http_header;
197: return OK;
198: }
199:
1.10 ! matthew 200: if (&Apache::lonnet::allowed('ccc',$ENV{'request.role.domain'})) {
1.1 www 201: $r->content_type('text/html');
202: $r->send_http_header;
203:
1.2 www 204: if ($ENV{'form.phase'} eq 'two') {
1.10 ! matthew 205: &create_course($r);
1.2 www 206: } else {
1.10 ! matthew 207: &print_course_creation_page($r);
1.2 www 208: }
1.1 www 209: } else {
210: $ENV{'user.error.msg'}=
211: "/adm/createcourse:ccc:0:0:Cannot create courses";
212: return HTTP_NOT_ACCEPTABLE;
213: }
214: return OK;
215: }
216:
217: 1;
218: __END__
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