1: # The LearningOnline Network
2: # Create a course
3: #
4: # $Id: loncreatecourse.pm,v 1.14 2002/09/26 15:19:39 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: 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:
138: <h2>Course Coordinator</h2>
139: <p>
140: <b>Username:</b> <input type="text" size="15" name="ccuname" />
141: </p><p>
142: <b>Domain:</b> $domform
143: </p><p>
144: <b>Immediately expire own role as Course Coordinator:</b>
145: <input type="checkbox" name="expireown" checked>
146: </p><p>
147: <input type="hidden" name="phase" value="two" />
148: <input type="submit" value="Open Course">
149: </p>
150: </form>
151: </body>
152: </html>
153: ENDDOCUMENT
154: }
155:
156: # ====================================================== Phase two: make course
157:
158: sub create_course {
159: my $r=shift;
160: my $topurl='/res/'.&Apache::lonnet::declutter($ENV{'form.topmap'});
161: my $ccuname=$ENV{'form.ccuname'};
162: my $ccdomain=$ENV{'form.ccdomain'};
163: $ccuname=~s/\W//g;
164: $ccdomain=~s/\W//g;
165: my $cdescr=$ENV{'form.title'};
166: my $curl=$ENV{'form.topmap'};
167: my $bodytag=&Apache::loncommon::bodytag('Create a New Course');
168: $r->print(<<ENDENHEAD);
169: <html>
170: <head>
171: <title>The LearningOnline Network with CAPA</title>
172: </head>
173: $bodytag
174: ENDENHEAD
175: #
176: # Verify data
177: #
178: # Check the veracity of the course coordinator
179: if (&Apache::lonnet::homeserver($ccuname,$ccdomain) eq 'no_host') {
180: $r->print('No such user '.$ccuname.' at '.$ccdomain.'</body></html>');
181: return;
182: }
183: # Check the proposed home server for the course
184: my %host_servers = &Apache::loncommon::get_library_servers
185: ($ENV{'request.role.domain'});
186: if (! exists($host_servers{$ENV{'form.course_home'}})) {
187: $r->print('Invalid home server for course: '.
188: $ENV{'form.course_home'}.'</body></html>');
189: return;
190: }
191: #
192: # Open course
193: #
194: my $courseid=&Apache::lonnet::createcourse($ENV{'request.role.domain'},
195: $cdescr,$curl,
196: $ENV{'form.course_home'},
197: $ENV{'form.nonstandard'});
198:
199: $r->print('New LON-CAPA Course ID: '.$courseid.'<br>');
200: #
201: # Check if created correctly
202: #
203: my ($crsudom,$crsunum)=($courseid=~/^\/(\w+)\/(\w+)$/);
204: my $crsuhome=&Apache::lonnet::homeserver($crsunum,$crsudom);
205: $r->print('Created on: '.$crsuhome.'<br>');
206: #
207: # Set environment
208: #
209: my %cenv=();
210: my $envflag=0;
211: if ($ENV{'form.crsid'}) {
212: $envflag=1;
213: $cenv{'courseid'}=$ENV{'form.crsid'};
214: }
215: if (($ccdomain) && ($ccuname)) {
216: if ($ENV{'form.setpolicy'}) {
217: $envflag=1;
218: $cenv{'policy.email'}=$ccuname.':'.$ccdomain;
219: }
220: if ($ENV{'form.setcontent'}) {
221: $envflag=1;
222: $cenv{'question.email'}=$ccuname.':'.$ccdomain;
223: }
224: }
225: if ($envflag) {
226: $r->print('Setting environment: '.
227: &Apache::lonnet::put('environment',\%cenv,$crsudom,$crsunum).'<br>');
228: }
229: #
230: # Open all assignments
231: #
232: if ($ENV{'form.openall'}) {
233: my $storeunder=$crsudom.'_'.$crsunum.'.0.opendate';
234: my %storecontent = ($storeunder => time,
235: $storeunder.'type' => 'date_start');
236:
237: $r->print('Opening all assignments: '.&Apache::lonnet::cput
238: ('resourcedata',\%storecontent,$crsudom,$crsunum).'<br>');
239: }
240: #
241: # Set first page
242: #
243: unless (($ENV{'form.nonstandard'}) || ($ENV{'form.firstres'} eq 'blank')) {
244: $r->print('Setting first resource: ');
245: my ($errtext,$fatal)=
246: &Apache::londocs::mapread($crsunum,$crsudom,'default.sequence');
247: $r->print(($fatal?$errtext:'read ok').' - ');
248: my $title; my $url;
249: if ($ENV{'form.firstres'} eq 'syl') {
250: $title='Syllabus';
251: $url='/public/'.$crsudom.'/'.$crsunum.'/syllabus';
252: } else {
253: $title='Navigate Contents';
254: $url='/adm/navmaps';
255: }
256: $Apache::lonratedt::resources[1]=$title.':'.$url.':false:start:res';
257: my ($errtext,$fatal)=
258: &Apache::londocs::storemap($crsunum,$crsudom,'default.sequence');
259: $r->print(($fatal?$errtext:'write ok').'<br>');
260: }
261: #
262: # Make current user course adminstrator
263: #
264: my $end=undef;
265: my $addition='';
266: if ($ENV{'form.expireown'}) { $end=time+5; $addition='expired'; }
267: $r->print('Assigning '.$addition.' role of course coordinator to self: '.
268: &Apache::lonnet::assignrole(
269: $ENV{'user.domain'},$ENV{'user.name'},$courseid,'cc',$end).'<br>');
270: #
271: # Make additional user course administrator
272: #
273: if (($ccdomain) && ($ccuname)) {
274: $r->print('Assigning role of course coordinator to '.
275: $ccuname.' at '.$ccdomain.': '.
276: &Apache::lonnet::assignrole($ccdomain,$ccuname,$courseid,'cc').'<p>');
277: }
278: $r->print('Roles will be active at next login.</body></html>');
279: }
280:
281: # ===================================================================== Handler
282: sub handler {
283: my $r = shift;
284:
285: if ($r->header_only) {
286: $r->content_type('text/html');
287: $r->send_http_header;
288: return OK;
289: }
290:
291: if (&Apache::lonnet::allowed('ccc',$ENV{'request.role.domain'})) {
292: $r->content_type('text/html');
293: $r->send_http_header;
294:
295: if ($ENV{'form.phase'} eq 'two') {
296: &create_course($r);
297: } else {
298: &print_course_creation_page($r);
299: }
300: } else {
301: $ENV{'user.error.msg'}=
302: "/adm/createcourse:ccc:0:0:Cannot create courses";
303: return HTTP_NOT_ACCEPTABLE;
304: }
305: return OK;
306: }
307:
308: 1;
309: __END__
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