1: #
2: # $Id: batchcreatecourse.pm,v 1.19 2006/12/20 22:35:35 albertel Exp $
3: #
4: # Copyright Michigan State University Board of Trustees
5: #
6: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
7: #
8: # LON-CAPA is free software; you can redistribute it and/or modify
9: # it under the terms of the GNU General Public License as published by
10: # the Free Software Foundation; either version 2 of the License, or
11: # (at your option) any later version.
12: #
13: # LON-CAPA is distributed in the hope that it will be useful,
14: # but WITHOUT ANY WARRANTY; without even the implied warranty of
15: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16: # GNU General Public License for more details.
17: #
18: # You should have received a copy of the GNU General Public License
19: # along with LON-CAPA; if not, write to the Free Software
20: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21: #
22: # /home/httpd/html/adm/gpl.txt
23: #
24: # http://www.lon-capa.org/
25: #
26:
27: package LONCAPA::batchcreatecourse;
28: use LONCAPA::Configuration;
29: use LONCAPA::Enrollment;
30: use HTML::Parser;
31: use Time::Local;
32: use Apache::lonnet;
33: use Apache::loncommon;
34: use Apache::lonlocal;
35:
36: use strict;
37:
38: # Collection of routines used for batch creation of courses and users.
39: # &create_courses() should be called by an Autocreate.pl
40: # script via a cron entry, or alternatively from a web page, after upload
41: # of a file containing an XML description of a course request (lonbatchccrs.pm).
42: #
43: # XML file(s) describing courses that are to be created in domain $dom are stored in
44: # /home/httpd/perl/tmp/addcourse/$dom
45: #
46: # &create_courses() will create an account for the course owner
47: # (if one does not currently exist), will create the course (cloning if necessary),
48: # and will add additional instructional staff (creating accounts if necessary).
49: #
50: # Example of XML file (which could contain more than one class to be created):
51: #
52: #<?xml version="1.0" encoding="UTF-8"?>
53: #<!DOCTYPE text>
54: #<class id="ss05ubw101">
55: # <title>Underwater Basket Weaving</title>
56: # <crstype>Course</crstype>
57: # <coursecode>ss05ubw101</coursecode>
58: # <coursehome>msul1</coursehome>
59: # <coursedomain>msu</coursedomain>
60: # <reshome>/res/msu/</reshome>
61: # <optional_id></optional_id>
62: # <adds>1</adds>
63: # <drops>1</drops>
64: # <enrollstart>2005:01:04:10:30</enrollstart>
65: # <enrollend>2005:07:04:20:30</enrollend>
66: # <accessstart>2005:01:10:10:30</accessstart>
67: # <accessend>2005:05:31:10:30</accessend>
68: # <authentication>
69: # <method>krb4</method>
70: # <param>MSU.EDU</param>
71: # </authentication>
72: # <nonstandard></nonstandard>
73: # <topmap></topmap>
74: # <firstres>nav</firstres>
75: # <crsquota>20</crsquota>
76: # <clonecrs>466011437c34194msul1</clonecrs>
77: # <clonedom>msu</clonedom>
78: # <showphotos></showphotos>
79: # <setpolicy>1</setpolicy>
80: # <setcontent>1</setcontent>
81: # <setkeys>0</setkeys>
82: # <keyauth>keyadmin:msu</keyauth>
83: # <disresdis>1</disresdis>
84: # <disablechat>1</disablechat>
85: # <openall></openall>
86: # <notify_dc>1</notify_dc>
87: # <notify_owner>1</notify_owner>
88: # <owner>
89: # <username>sparty</username>
90: # <domain>msu</domain>
91: # <authtype>krb4</authtype>
92: # <autharg>MSU.EDU</autharg>
93: # </owner>
94: # <sections>
95: # <section>
96: # <inst>001</inst>
97: # <loncapa>1</loncapa>
98: # </section>
99: # <section>
100: # <inst>002</inst>
101: # <loncapa>2</loncapa>
102: # </section>
103: # </sections>
104: # <crosslists>
105: # <xlist>
106: # <inst>ss05zzz101001</inst>
107: # <loncapa>1</loncapa>
108: # </xlist>
109: # </crosslists>
110: # <users>
111: # <user>
112: # <username>sparty</username>
113: # <domain>msu</domain>
114: # <email>sparty@msu.edu</email>
115: # <authtype>krb4</authtype>
116: # <autharg></autharg>
117: # <firstname>MSU</firstname>
118: # <generation></generation>
119: # <lastname>Spartan</lastname>x
120: # <middlename></middlename>
121: # <studentID></studentID>
122: # <roles></roles>
123: # </user>
124: # <user>
125: # <username>itds0001</username>
126: # <domain>northwood5</domain>
127: # <email>itds0001@msu.edu</email>
128: # <authtype>int</authtype>
129: # <autharg></autharg>
130: # <firstname>Info</firstname>
131: # <generation></generation>
132: # <lastname>Techc</lastname>x
133: # <middlename></middlename>
134: # <studentID></studentID>
135: # <roles>
136: # <role id='in'>
137: # <start>2005:01:01:12:10</start>
138: # <end>2005:12:01:12:10</end>
139: # <usec>1</usec>
140: # <usec>2</usec>
141: # </role>
142: # </roles>
143: # </user>
144: # </users>
145: #</class>
146: #
147: # Many of these are binary options (corresponding to either checkboxes or
148: # radio buttons in the interactive CCRS page). Examples include:
149: # setpolicy, setcontent, setkeys, disableresdis, disablechat, openall
150: #
151: # A value of 1 between opening and closing tags is equivalent to a
152: # checked checkbox or 'Yes' response in the original CCRS web page.
153: # A value of 0 or blank is equivalent to an unchecked box or 'No'
154: # response. Dates are in format YYYY:MM:DD:HH:MM:SS (:separators required)
155: #
156: # firstres can be nav, syl, or blank for "Navigate Contents", Syllabus, or
157: # no entry respectively.
158: #
159: # crstype can be Course or Group
160: #
161: # crsquota is the total disk space permitted for course group portfolio files
162: # in all course groups.
163: #
164: # For format of other parameters, refer to the interactive CCRS page
165: # and view how the equivalent parameter is displayed in the web form.
166: #
167: ##############################################################
168: # create_courses() - creates courses described in @$requests,
169: # files listed in @$requests are deleted
170: # after the files have been parsed.
171: #
172: # Directory for retrieval of files listed in @$requests is:
173: # /home/httpd/perl/tmp/addcourse/$dom/auto/pending if $context = auto
174: # /home/httpd/perl/tmp/addcourse/$dom/web/$uname_$udom/pending if $context = web
175: #
176: # inputs (five) - requests - ref to array of filename(s) containing course requests
177: # courseids - ref to hash to store LON-CAPA course ids of new courses
178: # context - auto if called from command line, web if called from browser
179: # dom - domain for which the course is being created
180: # uname - username of DC who is requesting course creation
181: # udom - domain of DC who is requesting course creation
182: #
183: # outputs (three) - output - text recording user roles added etc.
184: # logmsg - text to be logged
185: # keysmsg - text containing link(s) to manage keys page(s)
186: #############################################################
187:
188: sub create_courses {
189: my ($requests,$courseids,$context,$dom,$uname,$udom) = @_;
190: my $output;
191: my $perlvarref = LONCAPA::Configuration::read_conf('loncapa.conf');
192: # Get role names
193: my %longroles = ();
194: open(FILE,"<$$perlvarref{'lonTabDir'}.'/rolesplain.tab");
195: my @rolesplain = <FILE>;
196: close(FILE);
197: foreach (@rolesplain) {
198: if ($_ =~ /^(st|ta|ex|ad|in|cc):([\w\s]+)$/) {
199: $longroles{$1} = $2;
200: }
201: }
202: my ($logmsg,$keysmsg,$newusermsg,$addresult);
203: my %enrollcount = ();
204: my $newcoursedir = $$perlvarref{'lonDaemons'}.'/tmp/addcourse/'.$dom.'/'.$context;
205: if ($context eq 'auto') {
206: $newcoursedir .= '/pending';
207: } else {
208: if ($uname && $udom) {
209: $newcoursedir .= '/'.$uname.'_'.$udom.'/pending';
210: } else {
211: $logmsg = "batchcreatecourse::create_courses() called without username and/or domain of requesting Domain Coordinator";
212: }
213: }
214: if (@{$requests} > 0) {
215: foreach my $request (@{$requests}) {
216: my %details = ();
217: if (-e $newcoursedir.'/'.$request) {
218: &parse_coursereqs($newcoursedir.'/'.$request, \%details);
219: foreach my $num (sort keys %details) {
220: my $courseid = &build_course($dom,$num,$context,\%details,\%longroles,\$logmsg,\$newusermsg,\$addresult,\%enrollcount,\$output,\$keysmsg);
221: $$courseids{$courseid} = $details{$num}{'class'};
222: }
223: }
224: }
225: }
226: return ($output,$logmsg,$keysmsg);
227: }
228:
229: #############################################################
230: #
231: # parse_coursereqs()
232: # inputs (two) - coursefile - path to XML file containing course(s) to be created.
233: # - details - reference to hash containing extracted information.
234: # outputs (none)
235: #
236: ############################################################
237:
238: sub parse_coursereqs {
239: my ($coursefile,$details) = @_;
240: # Note all start and end dates should be in this format:
241: # YYYY:MM:DD:HH:MM:SS (:separators required).
242: my $uname = '';
243: my @state = ();
244: my $num = 0;
245: my $secid = 0;
246: my $xlist = 0;
247: my $userkey = '';
248: my $role = '';
249: my @items = ('title','optional_id','coursecode','coursehome','reshome','nonstandard','adds','drops','topmap','firstres','clonecrs','clonedom','showphotos','setpolicy','setcontent','setkeys','keyauth','disresdis','disablechat','openall','notify_owner','notify_dc','crstype','crsquota');
250: my @dateitems = ('enrollstart','enrollend','accessstart','accessend');
251: my @useritems = ('autharg','authtype','firstname','generation','lastname','middlename','studentID');
252: my $p = HTML::Parser->new
253: (
254: xml_mode => 1,
255: start_h =>
256: [sub {
257: my ($tagname, $attr) = @_;
258: push(@state, $tagname);
259: if ("@state" eq "class") {
260: %{$$details{$num}} = ();
261: $$details{$num}{'class'} = $attr->{id};
262: %{$$details{$num}{'users'}} = ();
263: %{$$details{$num}{'sections'}} = ();
264: $secid = 0;
265: $xlist = 0;
266: }
267: if ("@state" eq "class users user roles role") {
268: $role = $attr->{id};
269: if ($role =~ /^(st|ad|ep|ta|in|cc)$/) {
270: push(@{$$details{$num}{'users'}{$userkey}{'roles'}}, $role);
271: %{$$details{$num}{'users'}{$userkey}{$role}} = ();
272: @{$$details{$num}{'users'}{$userkey}{$role}{'usec'}} = ();
273: }
274: }
275: if ("@state" eq "class sections section") {
276: $secid ++;
277: %{$$details{$num}{'sections'}{$secid}} = ();
278: }
279: if ("@state" eq "class crosslists xlist") {
280: $xlist ++;
281: %{$$details{$num}{'crosslists'}{$xlist}} = ();
282: }
283: }, "tagname, attr"],
284: text_h =>
285: [sub {
286: my ($text) = @_;
287: if ("@state" eq "class owner username") {
288: $$details{$num}{'owner'} = $text;
289: } elsif ("@state" eq "class owner domain") {
290: $$details{$num}{'domain'} = $text;
291: } elsif ("@state" eq "class sections section inst") {
292: $$details{$num}{'sections'}{$secid}{'inst'} = $text;
293: } elsif ("@state" eq "class sections section loncapa") {
294: $$details{$num}{'sections'}{$secid}{'loncapa'} = $text;
295: } elsif ("@state" eq "class crosslists xlist inst") {
296: $$details{$num}{'crosslists'}{$xlist}{'inst'} = $text;
297: } elsif ("@state" eq "class crosslists xlist loncapa") {
298: $$details{$num}{'crosslists'}{$xlist}{'loncapa'} = $text;
299: } elsif ("@state" eq "class owner authtype") {
300: $$details{$num}{'ownerauthtype'} = $text;
301: } elsif ("@state" eq "class owner autharg") {
302: $$details{$num}{'ownerauthparam'} = $text;
303: } elsif ("@state" eq "class authentication method") {
304: $$details{$num}{'authtype'} = $text;
305: } elsif ("@state" eq "class authentication param") {
306: $$details{$num}{'authparam'} = $text;
307: } elsif ("@state" eq "class users user username") {
308: $userkey = $text;
309: } elsif ("@state" eq "class users user domain") {
310: $userkey .= ':'.$text;
311: %{$$details{$num}{'users'}{$userkey}} = ();
312: @{$$details{$num}{'users'}{$userkey}{'roles'}} = ();
313: } elsif ("@state" eq "class users user email") {
314: $$details{$num}{'users'}{$userkey}{'emailaddr'} = $text;
315: $$details{$num}{'users'}{$userkey}{'emailenc'} = &Apache::lonnet::escape($text);
316: } elsif ("@state" eq "class users user roles role start") {
317: if ($role =~ /^(st|ad|ep|ta|in|cc)$/) {
318: $$details{$num}{'users'}{$userkey}{$role}{'start'} = &process_date($text);
319: }
320: } elsif ("@state" eq "class users user roles role end") {
321: if ($role =~ /^(st|ad|ep|ta|in|cc)$/) {
322: $$details{$num}{'users'}{$userkey}{$role}{'end'} = &process_date($text);
323: }
324: } elsif ("@state" eq "class users user roles role usec") {
325: if ($role =~ /^(st|ad|ep|ta|in|cc)$/) {
326: unless ($text eq '') {
327: push(@{$$details{$num}{'users'}{$userkey}{$role}{'usec'}},$text);
328: }
329: }
330: } else {
331: foreach my $item (@items) {
332: if ("@state" eq "class $item") {
333: $$details{$num}{$item} = $text;
334: }
335: }
336: foreach my $item (@dateitems) {
337: if ("@state" eq "class $item") {
338: $$details{$num}{$item} = &process_date($text);
339: }
340: }
341: foreach my $item (@useritems) {
342: if ("@state" eq "class users user $item") {
343: $$details{$num}{'users'}{$userkey}{$item} = $text;
344: }
345: }
346: }
347: }, "dtext"],
348: end_h =>
349: [sub {
350: my ($tagname) = @_;
351: if ("@state" eq "class") {
352: $num ++;
353: }
354: pop @state;
355: }, "tagname"],
356: );
357:
358: $p->parse_file($coursefile);
359: $p->eof;
360: return;
361: }
362:
363: #########################################################
364: #
365: # build_course()
366: #
367: # inputs
368: # domain
369: # course request number
370: # context - auto if called from command line, web if called from DC web interface
371: # ref to hash of course creation information
372: # ref to hash of role descriptions
373: # ref to scalar used to accumulate log messages
374: # ref to scalar used to accumulate messages sent to new users
375: # ref to scalar used to accumulate results of new user additions
376: # ref to hash of enrollment counts for different roles
377: # ref to scalar used to accumulate iformation about added roles
378: # ref to scalar used to accumulate
379: #
380: # outputs
381: # LON-CAPA courseID for new (created) course
382: #
383: #########################################################
384:
385: sub build_course {
386: my ($cdom,$num,$context,$details,$longroles,$logmsg,$newusermsg,$addresult,$enrollcount,$output,$keysmsg,$udom,$uname) = @_;
387: my $owner_uname = $$details{$num}{'owner'};
388: my $owner_domain = $$details{$num}{'domain'};
389: my $owner = $owner_uname.':'.$owner_domain;
390: my $sectionstr = '';
391: my $xliststr = '';
392: my $noenddate = '';
393: my $outcome;
394: my ($courseid,$crsudom,$crsunum);
395: my $linefeed;
396: if ($context eq 'auto') {
397: $linefeed = "\n";
398: } else {
399: $linefeed = "<br />\n";
400: }
401: if ($$details{$num}{'accessend'} eq '') {
402: $noenddate = 1;
403: }
404: my $reshome = $$details{$num}{'reshome'};
405: if ($reshome eq '') {
406: $reshome = '/res/'.$cdom;
407: }
408: my $firstres = $$details{$num}{'firstres'};
409: if ($firstres eq '') {
410: $firstres = 'syl';
411: }
412: foreach my $secid (sort keys %{$$details{$num}{'sections'}}) {
413: $sectionstr .= $$details{$num}{'sections'}{$secid}{'inst'}.':'.$$details{$num}{'sections'}{$secid}{'loncapa'}.',';
414: }
415: $sectionstr =~ s/,$//;
416:
417: foreach my $xlist (sort keys %{$$details{$num}{'crosslists'}}) {
418: $xliststr .= $$details{$num}{'crosslists'}{$xlist}{'inst'}.':'.$$details{$num}{'crosslists'}{$xlist}{'loncapa'}.',';
419: }
420: $xliststr =~ s/,$//;
421:
422: my %courseinfo = (
423: inst_code => $$details{$num}{'coursecode'},
424: description => $$details{$num}{'title'}
425: );
426: if (&Apache::lonnet::homeserver($$details{$num}{'owner'},$$details{$num}{'domain'}) eq 'no_host') { # Add user if no account
427: my $ownerargs = {'auth' => $$details{$num}{'ownerauthtype'},
428: 'authparam' => $$details{$num}{'ownerauthparam'},
429: 'emailenc' => $$details{$num}{'emailenc'},
430: 'udom' => $$details{$num}{'domain'},
431: 'uname' => $$details{$num}{'owner'},
432: 'pid' => $$details{$num}{'users'}{$owner}{'studentID'},
433: 'first' => $$details{$num}{'users'}{$owner}{'firstname'},
434: 'middle' => $$details{$num}{'users'}{$owner}{'middlename'},
435: 'last' => $$details{$num}{'users'}{$owner}{'lastname'},
436: 'gene' => $$details{$num}{'users'}{$owner}{'generation'},
437: 'usec' => '',
438: 'end' => '',
439: 'start' => '',
440: 'emailaddr' => $$details{$num}{'users'}{$owner}{'email'},
441: 'cid' => '',
442: 'context' => 'createowner',
443: 'linefeed' => $linefeed,
444: 'role' => 'cc',
445: };
446: $outcome = &LONCAPA::Enrollment::create_newuser($ownerargs,$logmsg,$newusermsg,$enrollcount,$addresult,$longroles,\%courseinfo);
447: } else {
448: $outcome = 'ok';
449: }
450:
451: if ($outcome eq 'ok') {
452: my $courseargs = {
453: ccuname => $$details{$num}{'owner'},
454: ccdomain => $$details{$num}{'domain'},
455: cdescr => $$details{$num}{'title'},
456: crstype => $$details{$num}{'crstype'},
457: curl => $$details{$num}{'topmap'},
458: course_domain => $cdom,
459: course_home => $$details{$num}{'coursehome'},
460: nonstandard => $$details{$num}{'nonstandard'},
461: crscode => $$details{$num}{'coursecode'},
462: crsquota => $$details{$num}{'crsquota'},
463: clonecourse => $$details{$num}{'clonecrs'},
464: clonedomain => $$details{$num}{'clonedom'},
465: crsid => $$details{$num}{'optional_id'},
466: curruser => $$details{$num}{'owner'},
467: crssections => $sectionstr,
468: crsxlist => $xliststr,
469: autoadds => $$details{$num}{'adds'},
470: autodrops => $$details{$num}{'drops'},
471: notify => $$details{$num}{'notify_owner'},
472: notify_dc => $$details{$num}{'notify_dc'},
473: no_end_date => $noenddate,
474: showphotos => $$details{$num}{'showphotos'},
475: authtype => $$details{$num}{'authtype'},
476: autharg => $$details{$num}{'authparam'},
477: enrollstart => $$details{$num}{'enrollstart'},
478: enrollend => $$details{$num}{'enrollend'},
479: startaccess => $$details{$num}{'accessstart'},
480: endaccess => $$details{$num}{'accessend'},
481: setpolicy => $$details{$num}{'setpolicy'},
482: setcontent => $$details{$num}{'setcontent'},
483: reshome => $reshome,
484: setkeys => $$details{$num}{'setkeys'},
485: keyauth => $$details{$num}{'keyauth'},
486: disresdis => $$details{$num}{'disresdis'},
487: disablechat => $$details{$num}{'disablechat'},
488: openall => $$details{$num}{'openall'},
489: firstres => $firstres
490: };
491:
492: my %host_servers = &Apache::loncommon::get_library_servers($cdom);
493: if (! exists($host_servers{$$details{$num}{'coursehome'}})) {
494: $$logmsg .= &mt('Invalid home server for course').': '.$$details{$num}{'coursehome'};
495: return;
496: }
497:
498: &Apache::loncommon::construct_course($courseargs,$logmsg,\$courseid,\$crsudom,\$crsunum,$udom,$uname);
499: } else {
500: return;
501: }
502:
503: #
504: # Make owner a course coordinator
505: #
506: if (($owner_domain) && ($owner_uname)) {
507: &Apache::lonnet::assignrole($owner_domain,$owner_uname,$courseid,'cc');
508: }
509:
510: #
511: # Process other reqested users
512: #
513: my $stulogmsg = '';
514: foreach my $userkey (sort keys %{$$details{$num}{'users'}}) {
515: my $url = '/'.$crsudom.'/'.$crsunum;
516: if (@{$$details{$num}{'users'}{$userkey}{'roles'}} > 0) {
517: my ($username,$userdom) = split/:/,$userkey;
518: if (&Apache::lonnet::homeserver($username,$userdom) eq 'no_host') { # Add user if no account
519: my $firstrole = $$details{$num}{'users'}{$userkey}{'roles'}[0];
520: my $firstsec = $$details{$num}{'users'}{$userkey}{$firstrole}{'usec'}[0];
521: my $userargs = {
522: 'auth' => $$details{$num}{'users'}{$userkey}{'authtype'},
523: 'authparam' => $$details{$num}{'users'}{$userkey}{'autharg'},
524: 'emailenc' => $$details{$num}{'users'}{$userkey}{'emailenc'},
525: 'udom' => $userdom,
526: 'uname' => $username,
527: 'pid' => $$details{$num}{'users'}{$userkey}{'studentID'},
528: 'first' => $$details{$num}{'users'}{$userkey}{'firstname'},
529: 'middle' => $$details{$num}{'users'}{$userkey}{'middlename'},
530: 'last' => $$details{$num}{'users'}{$userkey}{'lastname'},
531: 'gene' => $$details{$num}{'users'}{$userkey}{'generation'},
532: 'usec' => $firstsec,
533: 'end' => $$details{$num}{'users'}{$userkey}{'end'},
534: 'start' => $$details{$num}{'users'}{$userkey}{'start'},
535: 'emailaddr' => $$details{$num}{'users'}{$userkey}{'emailaddr'},
536: 'cid' => $courseid,
537: 'crs' => $crsunum,
538: 'cdom' => $crsudom,
539: 'context' => 'createcourse',
540: 'linefeed' => $linefeed,
541: 'role' => $$details{$num}{'users'}{$userkey}{'roles'}[0],
542: };
543: $outcome = &LONCAPA::Enrollment::create_newuser($userargs,$logmsg,$newusermsg,$enrollcount,$addresult,$longroles,\%courseinfo);
544: # now add other roles and other sections.
545: if ($outcome eq 'ok') {
546: if (($firstrole ne 'st') && (@{$$details{$num}{'users'}{$userkey}{$firstrole}{'usec'}} > 1)) {
547: for (my $i=1; $i<@{$$details{$num}{'users'}{$userkey}{$firstrole}{'usec'}}; $i++) {
548: my $curr_role = $firstrole;
549: my $start = $$details{$num}{'users'}{$userkey}{$curr_role}{'start'};
550: my $end = $$details{$num}{'users'}{$userkey}{$curr_role}{'end'};
551: my $usec = $$details{$num}{'users'}{$userkey}{$firstrole}{'usec'}[$i];
552: $url = '/'.$crsudom.'/'.$crsunum;
553: if ($usec ne '') {
554: $url .= '/'.$usec;
555: }
556: $$output .= &Apache::loncommon::commit_standardrole($userdom,$username,$url,$curr_role,$start,$end,$crsudom,$crsunum,$usec);
557: }
558: }
559: if (@{$$details{$num}{'users'}{$userkey}{'roles'}} > 1) {
560: for (my $j=1; $j<@{$$details{$num}{'users'}{$userkey}{'roles'}}; $j++) {
561: my $curr_role = $$details{$num}{'users'}{$userkey}{'roles'}[$j];
562: my $start = $$details{$num}{'users'}{$userkey}{$curr_role}{'start'};
563: my $end = $$details{$num}{'users'}{$userkey}{$curr_role}{'end'};
564: if ($curr_role eq 'st') {
565: my $usec = $$details{$num}{'users'}{$userkey}{$curr_role}{'usec'}[0];
566: $url = '/'.$crsudom.'/'.$crsunum;
567: if ($usec ne '') {
568: $url .= '/'.$usec;
569: }
570: $$output .= &Apache::loncommon::commit_studentrole(\$stulogmsg,$userdom,$username,$url,$curr_role,$start,$end,$crsudom,$crsunum,$usec);
571: } else {
572: foreach my $usec (@{$$details{$num}{'users'}{$userkey}{$curr_role}{'usec'}}) {
573: $url = '/'.$crsudom.'/'.$crsunum;
574: if ($usec ne '') {
575: $url .= '/'.$usec;
576: }
577: $$output .= &Apache::loncommon::commit_standardrole($userdom,$username,$url,$curr_role,$start,$end,$crsudom,$crsunum,$usec);
578: }
579: }
580: }
581: }
582: }
583: } else {
584: foreach my $curr_role (@{$$details{$num}{'users'}{$userkey}{'roles'}}) {
585: my $start = $$details{$num}{'users'}{$userkey}{$curr_role}{'start'};
586: my $end = $$details{$num}{'users'}{$userkey}{$curr_role}{'end'};
587: if ($curr_role eq 'st') {
588: my $usec = $$details{$num}{'users'}{$userkey}{$curr_role}{'usec'}[0];
589: $url = '/'.$crsudom.'/'.$crsunum;
590: if ($usec ne '') {
591: $url .= '/'.$usec;
592: }
593: $$output .= &Apache::loncommon::commit_studentrole(\$stulogmsg,$userdom,$username,$url,$curr_role,$start,$end,$crsudom,$crsunum,$usec);
594: } else {
595: if (@{$$details{$num}{'users'}{$userkey}{$curr_role}{'usec'}} > 0) {
596: foreach my $usec (@{$$details{$num}{'users'}{$userkey}{$curr_role}{'usec'}}) {
597: $url = '/'.$crsudom.'/'.$crsunum;
598: if ($usec ne '') {
599: $url .= '/'.$usec;
600: }
601: my $stdresult = &Apache::loncommon::commit_standardrole($userdom,$username,$url,$curr_role,$start,$end,$crsudom,$crsunum,$usec);
602: $$output .= $stdresult;
603: }
604: } else {
605: $url = '/'.$crsudom.'/'.$crsunum;
606: $$output .= &Apache::loncommon::commit_standardrole($userdom,$username,$url,$curr_role,$start,$end,$crsudom,$crsunum,'');
607: }
608: }
609: }
610: }
611: }
612: }
613:
614: # Information about keys.
615: if ($$details{$num}{'setkeys'}) {
616: $$keysmsg .=
617: '<a href="/adm/managekeys?cid='.$crsudom.'_'.$crsunum.'">'.&mt('Manage Access Keys').'</a> for '.$$details{$num}{'title'}.$linefeed;
618: }
619: # Flush the course logs so reverse user roles immediately updated
620: &Apache::lonnet::flushcourselogs();
621: return $courseid;
622: }
623:
624: #########################################################
625: #
626: # process_date()
627: #
628: # input - date/time string in format YYYY:MM:DD:HH:MM:SS (:separators required).
629: # output - corresponding UNIX time (seconds since epoch).
630: #
631: #########################################################
632:
633: sub process_date {
634: my $timestr = shift;
635: my $timestamp = '';
636: if ($timestr !~ /:/) {
637: $timestamp = '';
638: } else {
639: my @entries = split(/:/,$timestr);
640: for (my $j=0; $j<@entries; $j++) {
641: if ( length($entries[$j]) > 1 ) {
642: $entries[$j] =~ s/^0//;
643: }
644: $entries[$j] =~ s/\D//g;
645: if ($entries[$j] < 0) {
646: $entries[$j] = 0;
647: }
648: }
649: if ($entries[1] > 0) {
650: $entries[1] = $entries[1] - 1;
651: }
652: if ($entries[5] > 60) {
653: $entries[5] = 60;
654: }
655: if ($entries[4] > 59) {
656: $entries[4] = 59;
657: }
658: if ($entries[3] > 23) {
659: $entries[3] = 23;
660: }
661: if ($entries[2] > 31) {
662: $entries[2] = 31;
663: }
664: if ($entries[1] > 11) {
665: $entries[1] = 11;
666: }
667: if ($entries[2] == 31) {
668: if (($entries[1] == 3) || ($entries[1] == 5) ||
669: ($entries[1] == 8) || ($entries[1] == 10)) {
670: $entries[2] = 30;
671: }
672: }
673: if ($entries[1] == 1) {
674: if ($entries[2] > 29) {
675: $entries[2] = 29;
676: }
677: if ($entries[2] == 29) {
678: if ($entries[0]%4 != 0) {
679: $entries[2] = 28;
680: } elsif ( $entries[0]%100 == 0
681: && $entries[0]%400 != 0) {
682: $entries[2] = 28;
683: }
684: }
685: }
686: $timestamp = timelocal($entries[5],$entries[4],$entries[3],$entries[2],$entries[1],$entries[0]);
687: }
688: return $timestamp;
689: }
690:
691: 1;
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