1: # The LearningOnline Network
2: # Create a course
3: #
4: # $Id: loncreatecourse.pm,v 1.16 2002/12/23 18:04:54 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:
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: $bodytag
94: <form action="/adm/createcourse" method="post" name="ccrs">
95: <h2>Course Information</h2>
96: <p>
97: <b>Course Title:</b>
98: <input type="text" size="50" name="title">
99: </p><p>
100: <b>Course Home Server:</b>$course_home
101: </p><p>
102: <b>Course ID/Number (optional)</b>
103: <input type="text" size="30" name="crsid">
104: </p>
105: <h2>Course Content</h2>
106: <p>
107: <b>Map:</b>
108: <input type="text" size="50" name="topmap">
109: <a href="javascript:openbrowser('ccrs','topmap')">Browse</a>
110: </p><p>
111: <b>Do NOT generate as standard course</b>
112: (only check if you know what you are doing):
113: <input type="checkbox" name="nonstandard">
114: </p>
115: <p>
116: <b>First Resource</b> (standard courses only):
117: <input type="radio" name="firstres" value="blank" checked>Blank
118:
119: <input type="radio" name="firstres" value="syl">Syllabus
120:
121: <input type="radio" name="firstres" value="nav">Navigate
122: </p>
123:
124: <h2>Assessment Parameters</h2>
125: <p>
126: <b>Open all assessments: </b>
127: <input type="checkbox" name="openall" checked>
128: </p>
129: <h2>Messaging</h2>
130: <p>
131: <b>Set course policy feedback to Course Coordinator: </b>
132: <input type="checkbox" name="setpolicy" checked>
133: </p><p>
134: <b>Set content feedback to Course Coordinator: </b>
135: <input type="checkbox" name="setcontent" checked>
136: </p>
137: <h2>Communication</h2>
138: <p>
139: <b>Disable student resource discussion: </b>
140: <input type="checkbox" name="disresdis" />
141: </p>
142: <h2>Course Coordinator</h2>
143: <p>
144: <b>Username:</b> <input type="text" size="15" name="ccuname" />
145: </p><p>
146: <b>Domain:</b> $domform
147: </p><p>
148: <b>Immediately expire own role as Course Coordinator:</b>
149: <input type="checkbox" name="expireown" checked>
150: </p><p>
151: <input type="hidden" name="phase" value="two" />
152: <input type="submit" value="Open Course">
153: </p>
154: </form>
155: </body>
156: </html>
157: ENDDOCUMENT
158: }
159:
160: # ====================================================== Phase two: make course
161:
162: sub create_course {
163: my $r=shift;
164: my $topurl='/res/'.&Apache::lonnet::declutter($ENV{'form.topmap'});
165: my $ccuname=$ENV{'form.ccuname'};
166: my $ccdomain=$ENV{'form.ccdomain'};
167: $ccuname=~s/\W//g;
168: $ccdomain=~s/\W//g;
169: my $cdescr=$ENV{'form.title'};
170: my $curl=$ENV{'form.topmap'};
171: my $bodytag=&Apache::loncommon::bodytag('Create a New Course');
172: $r->print(<<ENDENHEAD);
173: <html>
174: <head>
175: <title>The LearningOnline Network with CAPA</title>
176: </head>
177: $bodytag
178: ENDENHEAD
179: #
180: # Verify data
181: #
182: # Check the veracity of the course coordinator
183: if (&Apache::lonnet::homeserver($ccuname,$ccdomain) eq 'no_host') {
184: $r->print('No such user '.$ccuname.' at '.$ccdomain.'</body></html>');
185: return;
186: }
187: # Check the proposed home server for the course
188: my %host_servers = &Apache::loncommon::get_library_servers
189: ($ENV{'request.role.domain'});
190: if (! exists($host_servers{$ENV{'form.course_home'}})) {
191: $r->print('Invalid home server for course: '.
192: $ENV{'form.course_home'}.'</body></html>');
193: return;
194: }
195: #
196: # Open course
197: #
198: my $courseid=&Apache::lonnet::createcourse($ENV{'request.role.domain'},
199: $cdescr,$curl,
200: $ENV{'form.course_home'},
201: $ENV{'form.nonstandard'});
202:
203: $r->print('New LON-CAPA Course ID: '.$courseid.'<br>');
204: #
205: # Check if created correctly
206: #
207: my ($crsudom,$crsunum)=($courseid=~/^\/(\w+)\/(\w+)$/);
208: my $crsuhome=&Apache::lonnet::homeserver($crsunum,$crsudom);
209: $r->print('Created on: '.$crsuhome.'<br>');
210: #
211: # Set environment
212: #
213: my %cenv=();
214: my $envflag=0;
215: if ($ENV{'form.crsid'}) {
216: $envflag=1;
217: $cenv{'courseid'}=$ENV{'form.crsid'};
218: }
219: if (($ccdomain) && ($ccuname)) {
220: if ($ENV{'form.setpolicy'}) {
221: $envflag=1;
222: $cenv{'policy.email'}=$ccuname.':'.$ccdomain;
223: }
224: if ($ENV{'form.setcontent'}) {
225: $envflag=1;
226: $cenv{'question.email'}=$ccuname.':'.$ccdomain;
227: }
228: }
229: if ($ENV{'form.disresdis'}) {
230: $envflag=1;
231: $cenv{'pch.roles.denied'}='st';
232: }
233: if ($envflag) {
234: $r->print('Setting environment: '.
235: &Apache::lonnet::put('environment',\%cenv,$crsudom,$crsunum).'<br>');
236: }
237: #
238: # Open all assignments
239: #
240: if ($ENV{'form.openall'}) {
241: my $storeunder=$crsudom.'_'.$crsunum.'.0.opendate';
242: my %storecontent = ($storeunder => time,
243: $storeunder.'type' => 'date_start');
244:
245: $r->print('Opening all assignments: '.&Apache::lonnet::cput
246: ('resourcedata',\%storecontent,$crsudom,$crsunum).'<br>');
247: }
248: #
249: # Set first page
250: #
251: unless (($ENV{'form.nonstandard'}) || ($ENV{'form.firstres'} eq 'blank')) {
252: $r->print('Setting first resource: ');
253: my ($errtext,$fatal)=
254: &Apache::londocs::mapread($crsunum,$crsudom,'default.sequence');
255: $r->print(($fatal?$errtext:'read ok').' - ');
256: my $title; my $url;
257: if ($ENV{'form.firstres'} eq 'syl') {
258: $title='Syllabus';
259: $url='/public/'.$crsudom.'/'.$crsunum.'/syllabus';
260: } else {
261: $title='Navigate Contents';
262: $url='/adm/navmaps';
263: }
264: $Apache::lonratedt::resources[1]=$title.':'.$url.':false:start:res';
265: ($errtext,$fatal)=
266: &Apache::londocs::storemap($crsunum,$crsudom,'default.sequence');
267: $r->print(($fatal?$errtext:'write ok').'<br>');
268: }
269: #
270: # Make current user course adminstrator
271: #
272: my $end=undef;
273: my $addition='';
274: if ($ENV{'form.expireown'}) { $end=time+5; $addition='expired'; }
275: $r->print('Assigning '.$addition.' role of course coordinator to self: '.
276: &Apache::lonnet::assignrole(
277: $ENV{'user.domain'},$ENV{'user.name'},$courseid,'cc',$end).'<br>');
278: #
279: # Make additional user course administrator
280: #
281: if (($ccdomain) && ($ccuname)) {
282: $r->print('Assigning role of course coordinator to '.
283: $ccuname.' at '.$ccdomain.': '.
284: &Apache::lonnet::assignrole($ccdomain,$ccuname,$courseid,'cc').'<p>');
285: }
286: $r->print('Roles will be active at next login.</body></html>');
287: }
288:
289: # ===================================================================== Handler
290: sub handler {
291: my $r = shift;
292:
293: if ($r->header_only) {
294: $r->content_type('text/html');
295: $r->send_http_header;
296: return OK;
297: }
298:
299: if (&Apache::lonnet::allowed('ccc',$ENV{'request.role.domain'})) {
300: $r->content_type('text/html');
301: $r->send_http_header;
302:
303: if ($ENV{'form.phase'} eq 'two') {
304: &create_course($r);
305: } else {
306: &print_course_creation_page($r);
307: }
308: } else {
309: $ENV{'user.error.msg'}=
310: "/adm/createcourse:ccc:0:0:Cannot create courses";
311: return HTTP_NOT_ACCEPTABLE;
312: }
313: return OK;
314: }
315:
316: 1;
317: __END__
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