Annotation of loncom/interface/loncreatecourse.pm, revision 1.31
1.1 www 1: # The LearningOnline Network
2: # Create a course
1.5 albertel 3: #
1.31 ! www 4: # $Id: loncreatecourse.pm,v 1.30 2003/09/02 15:21:42 www 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;
1.12 www 47: use Apache::loncommon;
1.13 www 48: use Apache::lonratedt;
49: use Apache::londocs;
1.28 www 50:
51: # -------------------------------------------- Return path to profile directory
52:
53: sub propath {
54: my ($udom,$uname)=@_;
55: $udom=~s/\W//g;
56: $uname=~s/\W//g;
57: my $subdir=$uname.'__';
58: $subdir =~ s/(.)(.)(.).*/$1\/$2\/$3/;
59: my $proname="$Apache::lonnet::perlvar{'lonUsersDir'}/$udom/$subdir/$uname";
60: return $proname;
61: }
62:
63: # ================================================ Get course directory listing
64:
65: sub crsdirlist {
66: my ($courseid,$which)=@_;
67: unless ($which) { $which=''; }
68: my %crsdata=&Apache::lonnet::coursedescription($courseid);
69: my @listing=&Apache::lonnet::dirlist
70: ($which,$crsdata{'domain'},$crsdata{'num'},
71: &propath($crsdata{'domain'},$crsdata{'num'}));
72: my @output=();
73: foreach (@listing) {
74: unless ($_=~/^\./) {
75: push (@output,(split(/\&/,$_))[0]);
76: }
77: }
78: return @output;
1.29 www 79: }
80:
81: # ============================================================= Read a userfile
82:
83: sub readfile {
84: my ($courseid,$which)=@_;
85: my %crsdata=&Apache::lonnet::coursedescription($courseid);
86: return &Apache::lonnet::getfile('/uploaded/'.$crsdata{'domain'}.'/'.
87: $crsdata{'num'}.'/'.$which);
88: }
89:
90: # ============================================================ Write a userfile
91:
92: sub writefile {
1.30 www 93: (my $courseid, my $which,$ENV{'form.output'})=@_;
1.29 www 94: my %crsdata=&Apache::lonnet::coursedescription($courseid);
95: return &Apache::lonnet::finishuserfileupload(
96: $crsdata{'num'},$crsdata{'domain'},
97: $crsdata{'home'},
98: 'output',$which);
99: }
100:
101: # ============================================================= Copy a userfile
102:
103: sub copyfile {
104: my ($origcrsid,$newcrsid,$which)=@_;
105: return &writefile($newcrsid,$which,&readfile($origcrsid,$which));
1.30 www 106: }
107:
108: # =============================================================== Copy a dbfile
109:
110: sub copydb {
111: my ($origcrsid,$newcrsid,$which)=@_;
112: $which=~s/\.db$//;
113: my %origcrsdata=&Apache::lonnet::coursedescription($origcrsid);
114: my %newcrsdata= &Apache::lonnet::coursedescription($newcrsid);
115: my %data=&Apache::lonnet::dump
116: ($which,$origcrsdata{'domain'},$origcrsdata{'num'});
117: return &Apache::lonnet::put
118: ($which,\%data,$newcrsdata{'domain'},$newcrsdata{'num'});
119: }
120:
121: # ========================================================== Copy all userfiles
122:
123: sub copyuserfiles {
124: my ($origcrsid,$newcrsid)=@_;
125: foreach (&crsdirlist($origcrsid,'userfiles')) {
126: ©file($origcrsid,$newcrsid,$_);
127: }
128: }
129: # ========================================================== Copy all userfiles
130:
131: sub copydbfiles {
132: my ($origcrsid,$newcrsid)=@_;
133: foreach (&crsdirlist($origcrsid)) {
134: if ($_=~/\.db$/) {
135: unless
136: ($_=~/^(nohist\_|discussiontimes|classlist|versionupdate)/) {
137: ©db($origcrsid,$newcrsid,$_);
138: }
139: }
140: }
1.31 ! www 141: }
! 142:
! 143: # ======================================================= Copy all course files
! 144:
! 145: sub copycoursefiles {
! 146: my ($origcrsid,$newcrsid)=@_;
! 147: ©userfiles($origcrsid,$newcrsid);
! 148: ©dbfiles($origcrsid,$newcrsid);
1.28 www 149: }
1.13 www 150:
1.2 www 151: # ===================================================== Phase one: fill-in form
152:
1.10 matthew 153: sub print_course_creation_page {
1.2 www 154: my $r=shift;
1.10 matthew 155: my $defdom=$ENV{'request.role.domain'};
156: my %host_servers = &Apache::loncommon::get_library_servers($defdom);
157: my $course_home = '<select name="course_home" size="1">'."\n";
158: foreach my $server (sort(keys(%host_servers))) {
1.14 matthew 159: $course_home .= qq{<option value="$server"};
160: if ($server eq $Apache::lonnet::perlvar{'lonHostID'}) {
161: $course_home .= " selected ";
162: }
163: $course_home .= qq{>$server $host_servers{$server}</option>};
1.10 matthew 164: }
165: $course_home .= "\n</select>\n";
1.9 matthew 166: my $domform = &Apache::loncommon::select_dom_form($defdom,'ccdomain');
1.12 www 167: my $bodytag=&Apache::loncommon::bodytag('Create a New Course');
1.17 www 168: my $helplink=&Apache::loncommon::help_open_topic('Create_Course','Help on Creating Courses');
1.2 www 169: $r->print(<<ENDDOCUMENT);
170: <html>
1.6 matthew 171: <script language="JavaScript" type="text/javascript">
172: var editbrowser = null;
173: function openbrowser(formname,elementname) {
174: var url = '/res/?';
175: if (editbrowser == null) {
176: url += 'launch=1&';
177: }
178: url += 'catalogmode=interactive&';
179: url += 'mode=edit&';
180: url += 'form=' + formname + '&';
1.7 matthew 181: url += 'element=' + elementname + '&';
182: url += 'only=sequence' + '';
1.6 matthew 183: var title = 'Browser';
184: var options = 'scrollbars=1,resizable=1,menubar=0';
185: options += ',width=700,height=600';
186: editbrowser = open(url,title,options,'1');
187: editbrowser.focus();
188: }
189: </script>
1.2 www 190: <head>
191: <title>The LearningOnline Network with CAPA</title>
192: </head>
1.12 www 193: $bodytag
1.17 www 194: $helplink
1.6 matthew 195: <form action="/adm/createcourse" method="post" name="ccrs">
1.10 matthew 196: <h2>Course Information</h2>
197: <p>
198: <b>Course Title:</b>
1.6 matthew 199: <input type="text" size="50" name="title">
1.10 matthew 200: </p><p>
1.13 www 201: <b>Course Home Server:</b>$course_home
202: </p><p>
203: <b>Course ID/Number (optional)</b>
204: <input type="text" size="30" name="crsid">
205: </p>
206: <h2>Course Content</h2>
207: <p>
1.11 www 208: <b>Map:</b>
1.6 matthew 209: <input type="text" size="50" name="topmap">
1.24 www 210: <a href="javascript:openbrowser('ccrs','topmap')">Select Map</a>
1.10 matthew 211: </p><p>
1.11 www 212: <b>Do NOT generate as standard course</b>
213: (only check if you know what you are doing):
214: <input type="checkbox" name="nonstandard">
1.13 www 215: </p>
216: <p>
217: <b>First Resource</b> (standard courses only):
1.17 www 218: <input type="radio" name="firstres" value="blank">Blank
1.13 www 219:
1.17 www 220: <input type="radio" name="firstres" value="syl" checked>Syllabus
1.13 www 221:
222: <input type="radio" name="firstres" value="nav">Navigate
223: </p>
224:
225: <h2>Assessment Parameters</h2>
226: <p>
1.11 www 227: <b>Open all assessments: </b>
228: <input type="checkbox" name="openall" checked>
1.13 www 229: </p>
230: <h2>Messaging</h2>
231: <p>
1.11 www 232: <b>Set course policy feedback to Course Coordinator: </b>
233: <input type="checkbox" name="setpolicy" checked>
234: </p><p>
235: <b>Set content feedback to Course Coordinator: </b>
236: <input type="checkbox" name="setcontent" checked>
237: </p>
1.16 www 238: <h2>Communication</h2>
239: <p>
240: <b>Disable student resource discussion: </b>
1.26 matthew 241: <input type="checkbox" name="disresdis" /> <br />
242: <b>Disable student use of chatrooms: </b>
243: <input type="checkbox" name="disablechat" />
1.16 www 244: </p>
1.18 www 245: <h2>Access Control</h2>
246: <p>
247: <b>Students need access key to enter course: </b>
248: <input type="checkbox" name="setkeys" />
249: </p>
1.10 matthew 250: <h2>Course Coordinator</h2>
251: <p>
1.11 www 252: <b>Username:</b> <input type="text" size="15" name="ccuname" />
253: </p><p>
254: <b>Domain:</b> $domform
1.10 matthew 255: </p><p>
1.11 www 256: <b>Immediately expire own role as Course Coordinator:</b>
257: <input type="checkbox" name="expireown" checked>
1.10 matthew 258: </p><p>
259: <input type="hidden" name="phase" value="two" />
1.6 matthew 260: <input type="submit" value="Open Course">
1.10 matthew 261: </p>
1.2 www 262: </form>
263: </body>
264: </html>
265: ENDDOCUMENT
266: }
267:
268: # ====================================================== Phase two: make course
269:
1.10 matthew 270: sub create_course {
1.2 www 271: my $r=shift;
272: my $topurl='/res/'.&Apache::lonnet::declutter($ENV{'form.topmap'});
273: my $ccuname=$ENV{'form.ccuname'};
274: my $ccdomain=$ENV{'form.ccdomain'};
275: $ccuname=~s/\W//g;
276: $ccdomain=~s/\W//g;
277: my $cdescr=$ENV{'form.title'};
278: my $curl=$ENV{'form.topmap'};
1.12 www 279: my $bodytag=&Apache::loncommon::bodytag('Create a New Course');
1.2 www 280: $r->print(<<ENDENHEAD);
281: <html>
282: <head>
283: <title>The LearningOnline Network with CAPA</title>
284: </head>
1.12 www 285: $bodytag
1.2 www 286: ENDENHEAD
1.10 matthew 287: #
288: # Verify data
289: #
290: # Check the veracity of the course coordinator
1.2 www 291: if (&Apache::lonnet::homeserver($ccuname,$ccdomain) eq 'no_host') {
1.3 www 292: $r->print('No such user '.$ccuname.' at '.$ccdomain.'</body></html>');
1.2 www 293: return;
294: }
1.10 matthew 295: # Check the proposed home server for the course
296: my %host_servers = &Apache::loncommon::get_library_servers
297: ($ENV{'request.role.domain'});
298: if (! exists($host_servers{$ENV{'form.course_home'}})) {
299: $r->print('Invalid home server for course: '.
300: $ENV{'form.course_home'}.'</body></html>');
301: return;
302: }
1.2 www 303: #
304: # Open course
305: #
1.10 matthew 306: my $courseid=&Apache::lonnet::createcourse($ENV{'request.role.domain'},
307: $cdescr,$curl,
1.11 www 308: $ENV{'form.course_home'},
309: $ENV{'form.nonstandard'});
1.2 www 310:
1.27 bowersj2 311: # Note: The testing routines depend on this being output; see
312: # Utils::Course. This needs to at least be output as a comment
313: # if anyone ever decides to not show this, and Utils::Course::new
314: # will need to be suitably modified.
1.4 www 315: $r->print('New LON-CAPA Course ID: '.$courseid.'<br>');
316: #
1.12 www 317: # Check if created correctly
1.4 www 318: #
319: my ($crsudom,$crsunum)=($courseid=~/^\/(\w+)\/(\w+)$/);
320: my $crsuhome=&Apache::lonnet::homeserver($crsunum,$crsudom);
321: $r->print('Created on: '.$crsuhome.'<br>');
1.12 www 322: #
323: # Set environment
324: #
325: my %cenv=();
326: my $envflag=0;
1.4 www 327: if ($ENV{'form.crsid'}) {
1.12 www 328: $envflag=1;
329: $cenv{'courseid'}=$ENV{'form.crsid'};
330: }
331: if (($ccdomain) && ($ccuname)) {
332: if ($ENV{'form.setpolicy'}) {
333: $envflag=1;
334: $cenv{'policy.email'}=$ccuname.':'.$ccdomain;
335: }
336: if ($ENV{'form.setcontent'}) {
1.18 www 337: $envflag=1;
338: $cenv{'question.email'}=$ccuname.':'.$ccdomain;
339: }
340: }
341: if ($ENV{'form.setkeys'}) {
342: $envflag=1;
343: $cenv{'keyaccess'}='yes';
1.16 www 344: }
345: if ($ENV{'form.disresdis'}) {
346: $envflag=1;
347: $cenv{'pch.roles.denied'}='st';
1.26 matthew 348: }
349: if ($ENV{'form.disablechat'}) {
350: $envflag=1;
351: $cenv{'plc.roles.denied'}='st';
1.21 albertel 352: }
1.23 bowersj2 353:
354: # Record we've not yet viewed the Course Initialization Helper for this course
355: $cenv{'course.helper.not.run'} = 1;
1.21 albertel 356: #
357: # Use new Randomseed
358: #
1.22 albertel 359: $envflag=1;
360: $cenv{'rndseed'}=&Apache::lonnet::latest_rnd_algorithm_id();;
1.25 matthew 361: #
362: # By default, use standard grading
363: $cenv{'grading'} = 'standard';
1.22 albertel 364:
1.12 www 365: if ($envflag) {
366: $r->print('Setting environment: '.
367: &Apache::lonnet::put('environment',\%cenv,$crsudom,$crsunum).'<br>');
368: }
369: #
370: # Open all assignments
371: #
372: if ($ENV{'form.openall'}) {
373: my $storeunder=$crsudom.'_'.$crsunum.'.0.opendate';
374: my %storecontent = ($storeunder => time,
375: $storeunder.'type' => 'date_start');
376:
377: $r->print('Opening all assignments: '.&Apache::lonnet::cput
378: ('resourcedata',\%storecontent,$crsudom,$crsunum).'<br>');
379: }
1.13 www 380: #
381: # Set first page
382: #
383: unless (($ENV{'form.nonstandard'}) || ($ENV{'form.firstres'} eq 'blank')) {
384: $r->print('Setting first resource: ');
385: my ($errtext,$fatal)=
386: &Apache::londocs::mapread($crsunum,$crsudom,'default.sequence');
387: $r->print(($fatal?$errtext:'read ok').' - ');
388: my $title; my $url;
389: if ($ENV{'form.firstres'} eq 'syl') {
390: $title='Syllabus';
391: $url='/public/'.$crsudom.'/'.$crsunum.'/syllabus';
392: } else {
393: $title='Navigate Contents';
394: $url='/adm/navmaps';
395: }
396: $Apache::lonratedt::resources[1]=$title.':'.$url.':false:start:res';
1.15 albertel 397: ($errtext,$fatal)=
1.13 www 398: &Apache::londocs::storemap($crsunum,$crsudom,'default.sequence');
399: $r->print(($fatal?$errtext:'write ok').'<br>');
400: }
1.2 www 401: #
402: # Make current user course adminstrator
403: #
1.12 www 404: my $end=undef;
405: my $addition='';
406: if ($ENV{'form.expireown'}) { $end=time+5; $addition='expired'; }
407: $r->print('Assigning '.$addition.' role of course coordinator to self: '.
1.2 www 408: &Apache::lonnet::assignrole(
1.12 www 409: $ENV{'user.domain'},$ENV{'user.name'},$courseid,'cc',$end).'<br>');
1.2 www 410: #
411: # Make additional user course administrator
412: #
1.12 www 413: if (($ccdomain) && ($ccuname)) {
1.2 www 414: $r->print('Assigning role of course coordinator to '.
415: $ccuname.' at '.$ccdomain.': '.
1.3 www 416: &Apache::lonnet::assignrole($ccdomain,$ccuname,$courseid,'cc').'<p>');
1.12 www 417: }
1.20 www 418: if ($ENV{'form.setkeys'}) {
419: $r->print(
420: '<p><a href="/adm/managekeys?cid='.$crsudom.'_'.$crsunum.'">Manage Access Keys</a></p>');
421: }
422: $r->print('<p>Roles will be active at next login.</p></body></html>');
1.2 www 423: }
424:
425: # ===================================================================== Handler
1.1 www 426: sub handler {
427: my $r = shift;
428:
429: if ($r->header_only) {
430: $r->content_type('text/html');
431: $r->send_http_header;
432: return OK;
433: }
434:
1.10 matthew 435: if (&Apache::lonnet::allowed('ccc',$ENV{'request.role.domain'})) {
1.1 www 436: $r->content_type('text/html');
437: $r->send_http_header;
438:
1.2 www 439: if ($ENV{'form.phase'} eq 'two') {
1.10 matthew 440: &create_course($r);
1.2 www 441: } else {
1.10 matthew 442: &print_course_creation_page($r);
1.2 www 443: }
1.1 www 444: } else {
445: $ENV{'user.error.msg'}=
446: "/adm/createcourse:ccc:0:0:Cannot create courses";
447: return HTTP_NOT_ACCEPTABLE;
448: }
449: return OK;
450: }
451:
452: 1;
453: __END__
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