1: # The LearningOnline Network
2: # Create a course
3: #
4: # $Id: loncreatecourse.pm,v 1.17 2003/02/07 02:02:57 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: # (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: use Apache::loncommon;
48: use Apache::lonratedt;
49: use Apache::londocs;
50:
51: # ===================================================== Phase one: fill-in form
52:
53: sub print_course_creation_page {
54: my $r=shift;
55: my $defdom=$ENV{'request.role.domain'};
56: my %host_servers = &Apache::loncommon::get_library_servers($defdom);
57: my $course_home = '<select name="course_home" size="1">'."\n";
58: foreach my $server (sort(keys(%host_servers))) {
59: $course_home .= qq{<option value="$server"};
60: if ($server eq $Apache::lonnet::perlvar{'lonHostID'}) {
61: $course_home .= " selected ";
62: }
63: $course_home .= qq{>$server $host_servers{$server}</option>};
64: }
65: $course_home .= "\n</select>\n";
66: my $domform = &Apache::loncommon::select_dom_form($defdom,'ccdomain');
67: my $bodytag=&Apache::loncommon::bodytag('Create a New Course');
68: my $helplink=&Apache::loncommon::help_open_topic('Create_Course','Help on Creating Courses');
69: $r->print(<<ENDDOCUMENT);
70: <html>
71: <script language="JavaScript" type="text/javascript">
72: var editbrowser = null;
73: function openbrowser(formname,elementname) {
74: var url = '/res/?';
75: if (editbrowser == null) {
76: url += 'launch=1&';
77: }
78: url += 'catalogmode=interactive&';
79: url += 'mode=edit&';
80: url += 'form=' + formname + '&';
81: url += 'element=' + elementname + '&';
82: url += 'only=sequence' + '';
83: var title = 'Browser';
84: var options = 'scrollbars=1,resizable=1,menubar=0';
85: options += ',width=700,height=600';
86: editbrowser = open(url,title,options,'1');
87: editbrowser.focus();
88: }
89: </script>
90: <head>
91: <title>The LearningOnline Network with CAPA</title>
92: </head>
93: $bodytag
94: $helplink
95: <form action="/adm/createcourse" method="post" name="ccrs">
96: <h2>Course Information</h2>
97: <p>
98: <b>Course Title:</b>
99: <input type="text" size="50" name="title">
100: </p><p>
101: <b>Course Home Server:</b>$course_home
102: </p><p>
103: <b>Course ID/Number (optional)</b>
104: <input type="text" size="30" name="crsid">
105: </p>
106: <h2>Course Content</h2>
107: <p>
108: <b>Map:</b>
109: <input type="text" size="50" name="topmap">
110: <a href="javascript:openbrowser('ccrs','topmap')">Browse</a>
111: </p><p>
112: <b>Do NOT generate as standard course</b>
113: (only check if you know what you are doing):
114: <input type="checkbox" name="nonstandard">
115: </p>
116: <p>
117: <b>First Resource</b> (standard courses only):
118: <input type="radio" name="firstres" value="blank">Blank
119:
120: <input type="radio" name="firstres" value="syl" checked>Syllabus
121:
122: <input type="radio" name="firstres" value="nav">Navigate
123: </p>
124:
125: <h2>Assessment Parameters</h2>
126: <p>
127: <b>Open all assessments: </b>
128: <input type="checkbox" name="openall" checked>
129: </p>
130: <h2>Messaging</h2>
131: <p>
132: <b>Set course policy feedback to Course Coordinator: </b>
133: <input type="checkbox" name="setpolicy" checked>
134: </p><p>
135: <b>Set content feedback to Course Coordinator: </b>
136: <input type="checkbox" name="setcontent" checked>
137: </p>
138: <h2>Communication</h2>
139: <p>
140: <b>Disable student resource discussion: </b>
141: <input type="checkbox" name="disresdis" />
142: </p>
143: <h2>Course Coordinator</h2>
144: <p>
145: <b>Username:</b> <input type="text" size="15" name="ccuname" />
146: </p><p>
147: <b>Domain:</b> $domform
148: </p><p>
149: <b>Immediately expire own role as Course Coordinator:</b>
150: <input type="checkbox" name="expireown" checked>
151: </p><p>
152: <input type="hidden" name="phase" value="two" />
153: <input type="submit" value="Open Course">
154: </p>
155: </form>
156: </body>
157: </html>
158: ENDDOCUMENT
159: }
160:
161: # ====================================================== Phase two: make course
162:
163: sub create_course {
164: my $r=shift;
165: my $topurl='/res/'.&Apache::lonnet::declutter($ENV{'form.topmap'});
166: my $ccuname=$ENV{'form.ccuname'};
167: my $ccdomain=$ENV{'form.ccdomain'};
168: $ccuname=~s/\W//g;
169: $ccdomain=~s/\W//g;
170: my $cdescr=$ENV{'form.title'};
171: my $curl=$ENV{'form.topmap'};
172: my $bodytag=&Apache::loncommon::bodytag('Create a New Course');
173: $r->print(<<ENDENHEAD);
174: <html>
175: <head>
176: <title>The LearningOnline Network with CAPA</title>
177: </head>
178: $bodytag
179: ENDENHEAD
180: #
181: # Verify data
182: #
183: # Check the veracity of the course coordinator
184: if (&Apache::lonnet::homeserver($ccuname,$ccdomain) eq 'no_host') {
185: $r->print('No such user '.$ccuname.' at '.$ccdomain.'</body></html>');
186: return;
187: }
188: # Check the proposed home server for the course
189: my %host_servers = &Apache::loncommon::get_library_servers
190: ($ENV{'request.role.domain'});
191: if (! exists($host_servers{$ENV{'form.course_home'}})) {
192: $r->print('Invalid home server for course: '.
193: $ENV{'form.course_home'}.'</body></html>');
194: return;
195: }
196: #
197: # Open course
198: #
199: my $courseid=&Apache::lonnet::createcourse($ENV{'request.role.domain'},
200: $cdescr,$curl,
201: $ENV{'form.course_home'},
202: $ENV{'form.nonstandard'});
203:
204: $r->print('New LON-CAPA Course ID: '.$courseid.'<br>');
205: #
206: # Check if created correctly
207: #
208: my ($crsudom,$crsunum)=($courseid=~/^\/(\w+)\/(\w+)$/);
209: my $crsuhome=&Apache::lonnet::homeserver($crsunum,$crsudom);
210: $r->print('Created on: '.$crsuhome.'<br>');
211: #
212: # Set environment
213: #
214: my %cenv=();
215: my $envflag=0;
216: if ($ENV{'form.crsid'}) {
217: $envflag=1;
218: $cenv{'courseid'}=$ENV{'form.crsid'};
219: }
220: if (($ccdomain) && ($ccuname)) {
221: if ($ENV{'form.setpolicy'}) {
222: $envflag=1;
223: $cenv{'policy.email'}=$ccuname.':'.$ccdomain;
224: }
225: if ($ENV{'form.setcontent'}) {
226: $envflag=1;
227: $cenv{'question.email'}=$ccuname.':'.$ccdomain;
228: }
229: }
230: if ($ENV{'form.disresdis'}) {
231: $envflag=1;
232: $cenv{'pch.roles.denied'}='st';
233: }
234: if ($envflag) {
235: $r->print('Setting environment: '.
236: &Apache::lonnet::put('environment',\%cenv,$crsudom,$crsunum).'<br>');
237: }
238: #
239: # Open all assignments
240: #
241: if ($ENV{'form.openall'}) {
242: my $storeunder=$crsudom.'_'.$crsunum.'.0.opendate';
243: my %storecontent = ($storeunder => time,
244: $storeunder.'type' => 'date_start');
245:
246: $r->print('Opening all assignments: '.&Apache::lonnet::cput
247: ('resourcedata',\%storecontent,$crsudom,$crsunum).'<br>');
248: }
249: #
250: # Set first page
251: #
252: unless (($ENV{'form.nonstandard'}) || ($ENV{'form.firstres'} eq 'blank')) {
253: $r->print('Setting first resource: ');
254: my ($errtext,$fatal)=
255: &Apache::londocs::mapread($crsunum,$crsudom,'default.sequence');
256: $r->print(($fatal?$errtext:'read ok').' - ');
257: my $title; my $url;
258: if ($ENV{'form.firstres'} eq 'syl') {
259: $title='Syllabus';
260: $url='/public/'.$crsudom.'/'.$crsunum.'/syllabus';
261: } else {
262: $title='Navigate Contents';
263: $url='/adm/navmaps';
264: }
265: $Apache::lonratedt::resources[1]=$title.':'.$url.':false:start:res';
266: ($errtext,$fatal)=
267: &Apache::londocs::storemap($crsunum,$crsudom,'default.sequence');
268: $r->print(($fatal?$errtext:'write ok').'<br>');
269: }
270: #
271: # Make current user course adminstrator
272: #
273: my $end=undef;
274: my $addition='';
275: if ($ENV{'form.expireown'}) { $end=time+5; $addition='expired'; }
276: $r->print('Assigning '.$addition.' role of course coordinator to self: '.
277: &Apache::lonnet::assignrole(
278: $ENV{'user.domain'},$ENV{'user.name'},$courseid,'cc',$end).'<br>');
279: #
280: # Make additional user course administrator
281: #
282: if (($ccdomain) && ($ccuname)) {
283: $r->print('Assigning role of course coordinator to '.
284: $ccuname.' at '.$ccdomain.': '.
285: &Apache::lonnet::assignrole($ccdomain,$ccuname,$courseid,'cc').'<p>');
286: }
287: $r->print('Roles will be active at next login.</body></html>');
288: }
289:
290: # ===================================================================== Handler
291: sub handler {
292: my $r = shift;
293:
294: if ($r->header_only) {
295: $r->content_type('text/html');
296: $r->send_http_header;
297: return OK;
298: }
299:
300: if (&Apache::lonnet::allowed('ccc',$ENV{'request.role.domain'})) {
301: $r->content_type('text/html');
302: $r->send_http_header;
303:
304: if ($ENV{'form.phase'} eq 'two') {
305: &create_course($r);
306: } else {
307: &print_course_creation_page($r);
308: }
309: } else {
310: $ENV{'user.error.msg'}=
311: "/adm/createcourse:ccc:0:0:Cannot create courses";
312: return HTTP_NOT_ACCEPTABLE;
313: }
314: return OK;
315: }
316:
317: 1;
318: __END__
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