Annotation of loncom/interface/lonmodifycourse.pm, revision 1.12
1.3 raeburn 1: # Copyright Michigan State University Board of Trustees
2: #
3: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
4: #
5: # LON-CAPA is free software; you can redistribute it and/or modify
6: # it under the terms of the GNU General Public License as published by
7: # the Free Software Foundation; either version 2 of the License, or
8: # (at your option) any later version.
9: #
10: # LON-CAPA is distributed in the hope that it will be useful,
11: # but WITHOUT ANY WARRANTY; without even the implied warranty of
12: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13: # GNU General Public License for more details.
14: #
15: # You should have received a copy of the GNU General Public License
16: # along with LON-CAPA; if not, write to the Free Software
17: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18: #
19: # /home/httpd/html/adm/gpl.txt
20: #
21: # http://www.lon-capa.org/
22: #
1.1 raeburn 23: package Apache::lonmodifycourse;
24:
25: use strict;
26: use Apache::Constants qw(:common :http);
27: use Apache::lonnet;
28: use Apache::loncommon;
29: use Apache::lonlocal;
30: use Apache::londropadd;
31: use LONCAPA::Enrollment;
32: use lib '/home/httpd/lib/perl';
33: use localenroll;
34:
35: sub print_course_selection_page {
36: my ($r,$tasklongref) = @_;
1.12 ! raeburn 37: my $dom = $ENV{'request.role.domain'};
1.1 raeburn 38: my %lt=&Apache::lonlocal::texthash(
1.2 raeburn 39: 'csae' => "Course settings for automated enrollment",
40: 'unst' => "Unlike standard LON-CAPA course parameters, such as course description, feedback addresses, and top level map, which are displayed and/or modified using the 'Course Environment Parameters' screen, settings that control automated enrollment based on classlist data available from your institution's student information system are handled differently. Automated enrollment settings fall into two groups: (a) settings that can be modified by a Course Coordinator using the Automated Enrollment Manager and (b) settings that may only be modified by a Domain Coordinator via the 'View/Modify Course settings' menu accessed from this page.",
41: 'chcs' => "Choose the course for which you wish to view/modify automated enrollment settings from the select box below and click 'Go' to proceed.",
42: 'eaen' => "Each entry in the select box contains: <b>course code</b> -- <b>course title</b> ------- <b>course owner</b>, and entries are ordered alphabetically by course code.",
43: 'psac' => "Please select a course",
1.1 raeburn 44: 'ccrs' => "Choose a course",
45: 'gobt' => "Go"
46: );
47:
48: # Determine the courses
49: my %courseIDs = &Apache::lonnet::courseiddump($dom,'.',1);
50: &print_header($r,$tasklongref);
51: $r->print(<<ENDBLOCK);
1.2 raeburn 52: <form action="/adm/modifycourse" method="post" name="cmod">
1.3 raeburn 53: <h3>$lt{'csae'}</h3>
1.2 raeburn 54: <p>$lt{'unst'}
1.1 raeburn 55: </p><p>$lt{'chcs'}
1.2 raeburn 56: <br/>$lt{'eaen'}
57: </p><p>
1.1 raeburn 58: <b>$lt{'ccrs'}:</b>
59: <select name="course">
1.2 raeburn 60: <option value="0" />$lt{'psac'}
1.1 raeburn 61: <option value="-1" />---------------------------------------------------
62: ENDBLOCK
63: my $iter = 0;
64: my @codes = ();
65: my %courses = ();
66: foreach my $key (sort keys %courseIDs) {
67: # Get current code
68: my $crs;
69: my $currcode;
70: if ($key =~ m/^($dom)_(\w+)$/) {
71: $crs = $2;
72: my %settings = &Apache::lonnet::get('environment',['internal.coursecode'],$dom,$crs);
73: if (defined($settings{'internal.coursecode'}) ) {
74: $currcode = $settings{'internal.coursecode'};
75: if ($currcode eq '') {
76: $currcode = "___".$iter;
77: $iter ++;
78: }
79: } else {
80: $currcode = "___".$iter;
81: $iter ++;
82: }
83: } else {
84: $currcode = "___".$iter;
85: $iter ++;
86: }
87: unless (grep/^$currcode$/,@codes) {
88: push @codes,$currcode;
89: @{$courses{$currcode}} = ();
90: }
91: push @{$courses{$currcode}}, $key;
92: }
93: foreach my $code (sort @codes) {
94: foreach my $item (@{$courses{$code}}) {
95: my $crs;
96: my $owner;
97: my $ownername;
98: my $description;
99: my $showcode = '';
100: unless ($code =~m/^___\d+$/) { $showcode = $code; }
101: if ($item =~ m/^($dom)_(\w+)$/) {
102: $crs = $2;
1.10 raeburn 103: if ($courseIDs{$item} =~ /^([^:]*):/) {
104: $description = &Apache::lonnet::unescape($1);
105: } else {
106: $description = &Apache::lonnet::unescape($courseIDs{$item});
107: }
1.1 raeburn 108: # Get course owner
109: my %settings = &Apache::lonnet::get('environment',['internal.courseowner'],$dom,$crs);
110: if ( defined($settings{'internal.courseowner'}) ) {
111: $owner = $settings{'internal.courseowner'};
112: $ownername = &Apache::loncommon::plainname($owner,$dom);
113: }
114: $r->print("<option value=\"$crs\">$showcode -- $description ---------- $ownername");
115: }
116: }
117: }
118: $r->print("</select>
119:
120: <input type=\"hidden\" name=\"action\" value=\"display\" />
121: <input type=\"button\" onClick=\"this.form.submit()\" value=\"$lt{'gobt'}\" />
122: </p>
123: </form>");
124: &print_footer($r);
125: return;
126: }
127:
128: sub print_course_modification_page {
129: my ($r,$tasklongref,$typeref) = @_;
130: my %enrollvar = ();
1.3 raeburn 131: my $javascript_validations;
132: my $course = '';
133: my $dom = $ENV{'user.domain'};
134: if ( defined($ENV{'form.course'}) ) {
135: $course = $ENV{'form.course'};
136: }
137: my $ok_course = 'ok';
138: if ( ($course == -1) || ($course == '-2') || ($course eq '') ) {
139: $ok_course = 'invalid';
140: } else {
141: $ok_course = &check_course($dom,$course);
142: }
143:
144: unless ($ok_course eq 'ok') {
145: &print_header($r,$tasklongref,'',\$javascript_validations);
146: my $reply = "<br/>".&mt("The LON-CAPA course selected was not a valid course for this domain");
147: $r->print($reply);
148: &print_footer($r);
149: return;
150: }
151:
1.1 raeburn 152: my @bgcolors=("#eeeeee","#cccccc");
153: my $ownertable;
1.2 raeburn 154: my %lt=&Apache::lonlocal::texthash(
155: 'actv' => "Active",
156: 'inac' => "Inactive",
157: 'ccor' => "Course Coordinator",
158: 'noen' => "No end date",
159: 'ownr' => "Owner",
160: 'name' => "Name",
161: 'unme' => "Username",
162: 'stus' => "Status",
163: 'aecs' => "Automated Enrollment Course Settings",
164: 'cose' => "Course settings for LON-CAPA courses that control automated student enrollment based on classlist data available from your institution's student information system fall into two groups: (a) settings that can be modified by a Course Coordinator using the ",
165: 'aenm' => "Automated Enrollment Manager",
166: 'andb' => " and (b) settings that may only be modified by a Domain Coordinator via this page.",
167: 'caes' => 'Current automated enrollment settings',
168: 'cour' => "Course settings that control automated enrollment in this LON-CAPA course
169: are currently:",
170: 'cset' => "Course setting",
171: 'valu' => "Current value",
172: 'nocc' => "There is currently no course owner set for this course. In addition, no active course coordinators from this LON-CAPA domain were found, so you will not be able assign a course owner. If you wish to assign a course owner, it is recommended that you use the 'User Roles' screen to add a course coordinator with a LON-CAPA account in this domain to the course.",
173: 'ccus' => "A course coordinator can use the 'Automated Enrollment Manager' to change
174: all settings except course code, course owner, and default authentication method for students added to your course (who are also new to the LON-CAPA system at this domain).",
175: 'mkch' => "Make changes to course settings set by Domain Coordinator",
176: 'ccod' => "Course Code",
177: 'ccus' => "The course code is used during automated enrollment to map the internal LON-CAPA course ID for this course to the corresponding course section ID(s) used by the office responsible for providing official class lists for courses at your institution.",
178: 'cown' => "Course Owner",
179: 'cous' => "The course owner is used in the retrieval of class lists from your institution's student information system when access to class lists data incorporates validation of instructor status.",
180: 'tabl' => 'The table below contains a list of active course coordinators in this course, who are from this domain',
181: 'usrd' => 'Use the radio buttons to select a different course owner.',
182: 'deam' => "Default Authentication method",
183: 'deus' => "The default authentication method, and default authentication parameter (domain, initial password or argument) are used when automatic enrollment of students in a course requires addition of new user accounts in your domain, and the class list file contains empty entries for the <authtype> and <autharg> properties for the new student. If you choose 'internally authenticated', and leave the initial password field empty, the automated enrollment process will create a randomized password for each new student account that it adds to your LON-CAPA domain.",
184: 'gobt' => "Modify settings",
185: );
186:
1.1 raeburn 187: my %settings = &Apache::lonnet::dump('environment',$dom,$course);
1.2 raeburn 188: $enrollvar{'autharg'} = '';
189: $enrollvar{'authtype'} = '';
1.1 raeburn 190: foreach my $item (keys %settings) {
191: if ($item =~ m/^internal\.(.+)$/) {
192: if ( ($1 eq "autoadds") || ($1 eq "autodrops") ) {
193: if ($settings{$item} == 1) {
194: $enrollvar{$1} = "ON";
195: } else {
196: $enrollvar{$1} = "OFF";
197: }
198: } elsif ( ($1 eq "autostart") || ($1 eq "autoend") ) {
199: if ( ($1 eq "autoend") && ($settings{$item} == 0) ) {
1.2 raeburn 200: $enrollvar{$1} = $lt{'noen'};
1.1 raeburn 201: } else {
202: $enrollvar{$1} = localtime($settings{$item});
203: }
1.9 raeburn 204: } elsif ($1 eq "courseowner" || $1 eq "authtype" || $1 eq "autharg" || $1 eq "sectionnums" || $1 eq "coursecode" || $1 eq "crosslistings") {
1.1 raeburn 205: $enrollvar{$1} = $settings{$item};
206: }
1.9 raeburn 207: } elsif ($item =~ m/^default_enrollment_(start|end)_date$/) {
208: if ( ($1 eq 'end') && ($settings{$item} == 0) ) {
209: $enrollvar{$item} = $lt{'noen'};
210: } elsif ( ($1 eq 'start') && ($settings{$item} eq '') ) {
211: $enrollvar{$item} = 'When enrolled';
212: } else {
213: $enrollvar{$item} = localtime($settings{$item});
214: }
1.1 raeburn 215: }
216: }
217:
218: my @coursepersonnel = &Apache::lonnet::getkeys('nohist_userroles',$dom,$course);
219: my @local_ccs = ();
220: my %cc_status = ();
221: my %pname = ();
222: my $active_cc;
223: foreach (@coursepersonnel) {
224: my @roleinfo = split/:/,$_;
225: if ( ($roleinfo[0] eq 'cc') && ($roleinfo[2] eq $dom) ) {
226: unless (grep/^$roleinfo[1]$/,@local_ccs) {
227: $active_cc = &LONCAPA::Enrollment::check_user_status($roleinfo[2],$roleinfo[1],$dom,$course,'cc');
228: if ($active_cc eq 'ok') {
229: push @local_ccs, $roleinfo[1];
230: $pname{$roleinfo[1]} = &Apache::loncommon::plainname($roleinfo[1],$roleinfo[2]);
1.2 raeburn 231: $cc_status{$roleinfo[1]} = $lt{'actv'};
1.1 raeburn 232: }
233: }
234: }
235: }
236: unless ( (grep/^$enrollvar{'courseowner'}$/,@local_ccs) || ($enrollvar{'courseowner'} eq '') ) {
1.6 raeburn 237: push @local_ccs, $enrollvar{'courseowner'};
1.2 raeburn 238: $pname{$enrollvar{'courseowner'}} = &Apache::loncommon::plainname($enrollvar{'courseowner'},$dom);
239: $active_cc = &LONCAPA::Enrollment::check_user_status($dom,$enrollvar{'coursecode'},$dom,$course,'cc');
1.1 raeburn 240: if ($active_cc eq 'ok') {
1.2 raeburn 241: $cc_status{$enrollvar{'courseowner'}} = $lt{'actv'};
1.1 raeburn 242: } else {
1.2 raeburn 243: $cc_status{$enrollvar{'courseowner'}} = $lt{'inac'};
1.1 raeburn 244: }
245: }
246: my $numlocalcc = @local_ccs;
1.2 raeburn 247: my $bodytag=&Apache::loncommon::bodytag(&mt("Modify Course Settings"));
248: my $helplink=&Apache::loncommon::help_open_topic('Modify_Course',&mt("Help on Modifying Courses"));
1.1 raeburn 249: my $defdom=$ENV{'request.role.domain'};
250: my ($krbdef,$krbdefdom)=&Apache::loncommon::get_kerberos_defaults($defdom);
1.2 raeburn 251: my $curr_authtype = '';
252: my $curr_authfield = '';
253: if ($enrollvar{'authtype'} =~ /^krb/) {
254: $curr_authtype = 'krb';
255: } elsif ($enrollvar{'authtype'} eq 'internal' ) {
256: $curr_authtype = 'int';
257: } elsif ($enrollvar{'authtype'} eq 'localauth' ) {
258: $curr_authtype = 'loc';
259: }
260: unless ($curr_authtype eq '') {
261: $curr_authfield = $curr_authtype.'arg';
262: }
1.3 raeburn 263: $javascript_validations=&Apache::londropadd::javascript_validations('modifycourse',$krbdefdom,$curr_authtype,$curr_authfield);
1.2 raeburn 264: my %param = ( formname => 'document.cmod',
1.1 raeburn 265: kerb_def_dom => $krbdefdom,
1.2 raeburn 266: kerb_def_auth => $krbdef,
267: mode => 'modifycourse',
268: curr_authtype => $curr_authtype,
269: curr_autharg => $enrollvar{'autharg'}
1.1 raeburn 270: );
271: my $krbform = &Apache::loncommon::authform_kerberos(%param);
272: my $intform = &Apache::loncommon::authform_internal(%param);
273: my $locform = &Apache::loncommon::authform_local(%param);
274:
275: my $disp_table = qq|<table border="0" cellpadding="0" cellspacing="0">
276: <tr>
277: <td width="100%" bgcolor="#000000">
278: <table width="100%" border="0" cellpadding="1" cellspacing="0">
279: <tr>
280: <td width="100%" bgcolor="#000000">
281: <table border="0" cellpadding="3" cellspacing="3" bgcolor="#FFFFFF">
282: <tr bgcolor="#CCCC99" align="center">
283: <td><b>$lt{'cset'}</b></td>
284: <td><b>$lt{'valu'}</b></td>
285: </tr>
286: |;
287: my $iter = 0;
288: foreach my $key (sort keys %enrollvar) {
289: my $colflag = $iter%2;
290: $disp_table .= "<tr bgcolor=\"$bgcolors[$colflag]\" align=\"left\">
291: <td>$$typeref{$key}</td>
292: <td>$enrollvar{$key}</td>
293: </tr>";
1.6 raeburn 294: $iter ++;
1.1 raeburn 295: }
296: $disp_table .= "</table>
297: </td>
298: </tr>
299: </table>
300: </td>
301: </tr>
302: </table>";
303:
304: if ($numlocalcc == 0) {
1.2 raeburn 305: $ownertable = $lt{'nocc'};
1.1 raeburn 306: }
1.2 raeburn 307:
1.1 raeburn 308: if ($numlocalcc > 0) {
309: @local_ccs = sort @local_ccs;
310: $ownertable = qq(
311: <input type="hidden" name="numlocalcc" value="$numlocalcc" />
312: <table>
313: <tr>
314: <td>$lt{'tabl'} ($dom). $lt{'usrd'}
315: </td>
316: </tr>
317: <tr><td> </td></tr>
318: <tr>
319: <td>
320: <table border="0" cellpadding="0" cellspacing="0">
321: <tr>
322: <td width="100%" bgcolor="#000000">
323: <table width="100%" border="0" cellpadding="1" cellspacing="0">
324: <tr>
325: <td width="100%" bgcolor="#000000">
326: <table border="0" cellpadding="3" cellspacing="3" bgcolor="#FFFFFF">
327: <tr bgcolor="#CCCC99" align="center">
1.2 raeburn 328: <td><b>$lt{'ownr'}</b></td>
329: <td><b>$lt{'name'}</b></td>
330: <td><b>$lt{'unme'}</b></td>
331: <td><b>$lt{'stus'}</b></td>
1.1 raeburn 332: </tr>
333: );
334: for (my $i=0; $i<@local_ccs; $i++) {
335: my $colflag = $i%2;
336: $ownertable .= "<tr bgcolor=\"$bgcolors[$colflag]\" align=\"left\">";
337: if ($local_ccs[$i] eq $enrollvar{'courseowner'}) {
338: $ownertable .= "<td><input type=\"radio\" name=\"courseowner\" value=\"$i\" checked=\"true\"/></td>";
339: } else {
340: $ownertable .= "<td><input type=\"radio\" name=\"courseowner\" value=\"$i\" /></td>";
341: }
342: $ownertable .= "
343: <td>$pname{$local_ccs[$i]}</td>
344: <td><input type=\"hidden\" name=\"username_$i\" value=\"$local_ccs[$i]\" />$local_ccs[$i]</td>
1.2 raeburn 345: <td>$cc_status{$local_ccs[$i]} $lt{'ccor'}</td></tr>";
1.1 raeburn 346: }
347: $ownertable .= "</table>
348: </td>
349: </tr>
350: </table>
351: </td>
352: </tr>
353: </table>
354: </td>
355: </tr>
356: </table>";
357: }
358: &print_header($r,$tasklongref,$settings{'description'},\$javascript_validations);
359: $r->print(<<ENDDOCUMENT);
360: <form action="/adm/modifycourse" method="post" name="cmod">
1.3 raeburn 361: <h3>$lt{'aecs'}</h3>
1.1 raeburn 362: $lt{'cose'}<a href="/adm/populate">$lt{'aenm'}</a>$lt{'andb'}
363: <p>
364: <table width="100%" cellspacing="0" cellpadding="0">
365: <tr>
366: <td bgcolor="#CCCC99"> </td>
367: <td align="left" bgcolor="#CCCC99"><h3>$lt{'caes'}</h3></td>
368: </tr>
369: </table>
370: <p>
371: $lt{'cour'}
372: </p><p>
373: $disp_table
374: <br/<br/>
375: </p><p>
376:
377: <table width="100%" cellspacing="0" cellpadding="0">
378: <tr>
379: <td bgcolor="#CCCC99"> </td>
380: <td align="left" bgcolor="#CCCC99">
381: <h3>$lt{'mkch'}</h3>
382: </td>
383: </tr>
384: </table>
385: </p><p>
1.2 raeburn 386: <table width="100%" cellspacing="6" cellpadding="6">
387: <tr>
388: <td colspan="2">Use the appropriate text boxes and radio buttons below to change some or all of the four automated enrollment settings that may only be changed by a Domain Coordinator. Click the <b>"$lt{'gobt'}"</b> button to save your changes.</td>
389: </tr>
1.1 raeburn 390: <tr>
391: <td width="50%" valign="top">
1.2 raeburn 392: <b>$lt{'ccod'}:</b>
1.1 raeburn 393: <input type="text" size="10" name="coursecode" value="$enrollvar{'coursecode'}"/><br/><br/>
394: $lt{'ccus'}
395: </td>
396: <td width="50%" valign="top" rowspan="2">
1.2 raeburn 397: <b>$lt{'cown'}:</b><br/><br/>
398: $ownertable
399: <br/><br/>
1.1 raeburn 400: $lt{'cous'}
401: </td>
402: </tr>
403: <tr>
404: <td width="50%" valign="top">
1.2 raeburn 405: <b>$lt{'deam'}:</b><br/><br/>
406: $krbform
407: <br/>
408: $intform
409: <br/>
410: $locform
411: <br/>
412: <br/>
1.1 raeburn 413: $lt{'deus'}.
414: </td>
415: <td width="50%"> </td>
416: </tr>
417: </table>
418: <br/><br/>
419: <table width="90%" cellpadding="5" cellspacing="0">
420: <tr>
421: <td align="right">
422: <input type="hidden" name="course" value="$course" />
423: <input type="hidden" name="action" value="process" />
424: <input type="button" onClick="verify_message(this.form)" value="$lt{'gobt'}" />
425: </td>
426: </tr>
427: </table>
428: </form>
429: <br/>
430: <br/>
431: ENDDOCUMENT
432: &print_footer($r);
1.5 raeburn 433: return;
1.1 raeburn 434: }
435:
436: sub modify_course {
437: my ($r,$tasklongref,$typeref) = @_;
438: my $dom = $ENV{'user.domain'};
439: my $crs = $ENV{'form.course'};
1.3 raeburn 440: unless ( &check_course($dom,$crs) eq 'ok' ) {
441: &print_header($r,$tasklongref);
442: my $reply = "<br/>".&mt("The LON-CAPA course selected was not a valid course for this domain");
443: $r->print($reply);
444: &print_footer($r);
445: return;
446: }
447:
1.2 raeburn 448: my %settings = &Apache::lonnet::get('environment',['internal.courseowner','internal.coursecode','internal.authtype','internal.autharg','internal.sectionnums','internal.crosslistings','description'],$dom,$crs);
1.1 raeburn 449: my %currattr = ();
450: my %newattr = ();
451: my %cenv = ();
452: my $response;
453: my $chgresponse;
454: my $nochgresponse;
455: my $warning;
456: my $reply;
457: my @changes = ();
458: my @nochanges = ();
459: my @sections = ();
460: my @xlists = ();
461: my $changecode = 0;
462: my $changeowner = 0;
463: unless ($settings{'internal.sectionnums'} eq'') {
464: if ($settings{'internal.sectionnums'} =~ m/,/) {
465: @sections = split/,/,$settings{'internal.sectionnums'};
466: } else {
467: $sections[0] = $settings{'internal.sectionnums'};
468: }
469: }
470: unless ($settings{'internal.crosslistings'} eq'') {
471: if ($settings{'internal.crosslistings'} =~ m/,/) {
472: @xlists = split/,/,$settings{'internal.crosslistings'};
473: } else {
474: $xlists[0] = $settings{'internal.crosslistings'};
475: }
476: }
477:
478: my @params = ('courseowner','coursecode','authtype','autharg');
479: foreach (@params) {
480: my $attr = 'internal.'.$_;
481: $currattr{$_} = $settings{$attr};
482: }
483:
484: my $description = $settings{'description'};
485: my %cenv = ();
486:
487: if ($ENV{'form.login'} eq 'krb') {
488: $newattr{'authtype'} = $ENV{'form.login'};
489: $newattr{'authtype'} .= $ENV{'form.krbver'};
490: $newattr{'autharg'} = $ENV{'form.krbarg'};
491: } elsif ($ENV{'form.login'} eq 'int') {
492: $newattr{'authtype'} ='internal';
493: if ((defined($ENV{'form.intarg'})) && ($ENV{'form.intarg'})) {
494: $newattr{'autharg'} = $ENV{'form.intarg'};
495: }
496: } elsif ($ENV{'form.login'} eq 'loc') {
497: $newattr{'authtype'} = 'localauth';
498: if ((defined($ENV{'form.locarg'})) && ($ENV{'form.locarg'})) {
499: $newattr{'autharg'} = $ENV{'form.locarg'};
500: }
501: }
502: if ( $newattr{'authtype'}=~ /^krb/) {
503: if ($newattr{'autharg'} eq '') {
1.2 raeburn 504: $warning = qq(<font color="red" size="+1">).
505: &mt("As you did not include the default Kerberos domain to be used for authentication in this class, the institutional data used by the automated enrollment process must include the Kerberos domain for each new student").qq(</font></p>);
1.1 raeburn 506: }
507: }
508:
509: if ( exists($ENV{'form.courseowner'}) ) {
510: my $ownerparam = 'username_'.$ENV{'form.courseowner'};
511: if ( exists($ENV{"form.$ownerparam"}) ) {
512: $newattr{'courseowner'}=$ENV{"form.$ownerparam"};
513: unless ( $newattr{'courseowner'} eq $currattr{'courseowner'} ) {
514: $changeowner = 1;
515: }
516: }
517: }
518:
519: if ( exists($ENV{'form.coursecode'}) ) {
520: $newattr{'coursecode'}=$ENV{'form.coursecode'};
521: unless ( $newattr{'coursecode'} eq $currattr{'coursecode'} ) {
522: $changecode = 1;
1.10 raeburn 523: my $courseid_entry = &Apache::lonnet::escape($dom.'_'.$crs).'='.&Apache::lonnet::escape($description).'='.&Apache::lonnet::escape($ENV{'form.coursecode'});
524: &Apache::lonnet::courseidput($dom,$courseid_entry,&Apache::lonnet::homeserver($crs,$dom));
1.1 raeburn 525: }
526: }
527:
528: foreach (@params) {
529: if ($currattr{$_} eq $newattr{$_}) {
530: push @nochanges, $_;
531: } else {
532: my $attr = 'internal.'.$_;
533: $cenv{$attr} = $newattr{$_};
534: push @changes, $_;
535: }
536: }
537:
538: if (@changes > 0) {
1.2 raeburn 539: $chgresponse = &mt("The following automated enrollment parameters have been changed:<br/><ul>");
1.1 raeburn 540: }
541: if (@nochanges > 0) {
1.2 raeburn 542: $nochgresponse = &mt("The following automated enrollment parameters remain unchanged:<br/><ul>");
1.1 raeburn 543: }
544: if (@changes > 0) {
545: my $putreply = &Apache::lonnet::put('environment',\%cenv,$dom,$crs);
546: if ($putreply !~ /^ok$/) {
1.2 raeburn 547: $response = &mt("There was a problem processing your requested changes. The automated enrollment settings for this course have been left unchanged.<br/>");
1.1 raeburn 548: } else {
549: foreach my $attr (@params) {
550: if (grep/^$attr$/,@changes) {
1.2 raeburn 551: $chgresponse .= "<li>$$typeref{$attr} ".&mt("now set to \"").$newattr{$attr}."\".</li>";
1.1 raeburn 552: } else {
1.2 raeburn 553: $nochgresponse .= "<li>$$typeref{$attr} ".&mt("still set to \"").$currattr{$attr}."\".</li>";
1.1 raeburn 554: }
555: }
556: if ($changecode || $changeowner) {
557: if ( $newattr{'courseowner'} eq '') {
1.2 raeburn 558: $warning .= &mt("There is no owner associated with this LON-CAPA course. If automated enrollment in LON-CAPA courses at your institution requires validation of course owners, automated enrollment will fail for this course.<br/>");
1.1 raeburn 559: } else {
560: if (@sections > 0) {
1.2 raeburn 561: if ($changecode) {
562: foreach my $sec (@sections) {
563: if ($sec =~ m/^(.+):/) {
1.8 raeburn 564: my $inst_course_id = $newattr{'coursecode'}.$1;
565: my $course_check = &Apache::lonnet::auto_validate_courseID($crs,$dom,$inst_course_id);
1.7 raeburn 566: if ($course_check eq 'ok') {
1.8 raeburn 567: my $outcome = &Apache::lonnet::auto_new_course($crs,$dom,$inst_course_id,$newattr{'courseowner'});
1.1 raeburn 568: unless ($outcome eq 'ok') {
1.2 raeburn 569: $warning .= &mt("If automatic enrollment is enabled for LON-CAPA course: ").$description.&mt(", automated enrollment may fail for ").$newattr{'coursecode'}.&mt(" - section $1 for the following reason: $outcome.<br/>");
1.1 raeburn 570: }
571: } else {
1.2 raeburn 572: $warning .= &mt("If automatic enrollment is enabled for LON-CAPA course: ").$description.&mt(", automated enrollment may fail for ").$newattr{'coursecode'}.&mt(" - section $1 for the following reason: $course_check.<br/>");
1.1 raeburn 573: }
574: } else {
1.2 raeburn 575: $warning .= &mt("If automatic enrollment is enabled for LON-CAPA course: ").$description.&mt(", automated enrollment may fail for ").$newattr{'coursecode'}.&mt(" - section $sec because this is not a valid section entry.<br/>");
1.1 raeburn 576: }
577: }
1.4 raeburn 578: } elsif ($changeowner) {
579: foreach my $sec (@sections) {
580: if ($sec =~ m/^(.+):/) {
1.8 raeburn 581: my $inst_course_id = $newattr{'coursecode'}.$1;
582: my $outcome = &Apache::lonnet::auto_new_course($crs,$dom,$inst_course_id,$newattr{'courseowner'});
1.4 raeburn 583: unless ($outcome eq 'ok') {
584: $warning .= &mt("If automatic enrollment is enabled for LON-CAPA course: ").$description.&mt(", automated enrollment may fail for ").$newattr{'coursecode'}.&mt(" - section $1 for the following reason: $outcome.<br/>");
585: }
586: } else {
587: $warning .= &mt("If automatic enrollment is enabled for LON-CAPA course: ").$description.&mt(", automated enrollment may fail for ").$newattr{'coursecode'}.&mt(" - section $sec because this is not a valid section entry.<br/>");
588: }
589: }
590: }
1.1 raeburn 591: } else {
1.2 raeburn 592: $warning .= &mt("As no section numbers are currently listed for LON-CAPA course: ").$description.&mt(", automated enrollment will not occur for any sections of coursecode: ").$newattr{'coursecode'}."<br/>";
1.1 raeburn 593: }
594: if ( (@xlists > 0) && ($changeowner) ) {
595: foreach my $xlist (@xlists) {
596: if ($xlist =~ m/^(.+):/) {
1.8 raeburn 597: my $outcome = &Apache::lonnet::auto_new_course($crs,$dom,$1,$newattr{'courseowner'});
1.1 raeburn 598: unless ($outcome eq 'ok') {
1.2 raeburn 599: $warning .= &mt("If automatic enrollment is enabled for LON-CAPA course: ").$description.&mt(", automated enrollment may fail for crosslisted class: ").$1.&mt(" for the following reason: $outcome.<br/>");
1.1 raeburn 600: }
601: }
602: }
603: }
604: }
605: }
606: }
1.2 raeburn 607: } else {
608: foreach my $attr (@params) {
1.8 raeburn 609: $nochgresponse .= "<li>$$typeref{$attr} ".&mt("still set to")." \"".$currattr{$attr}."\".</li>";
1.2 raeburn 610: }
1.1 raeburn 611: }
612:
1.2 raeburn 613:
1.1 raeburn 614: if (@changes > 0) {
615: $chgresponse .= "</ul><br/><br/>";
616: }
617: if (@nochanges > 0) {
618: $nochgresponse .= "</ul><br/><br/>";
619: }
620: unless ($warning eq '') {
1.2 raeburn 621: $warning = &mt("The following warning messages were generated as a result of applying the changes you specified to course settings that can affect the automated enrollment process:<br/><br/>").$warning;
1.1 raeburn 622: }
623: if ($response eq '') {
624: $reply = $chgresponse.$nochgresponse.$warning;
625: } else {
626: $reply = $response;
627: }
628: &print_header($r,$tasklongref,$description);
1.3 raeburn 629: $reply = "<h3>".&mt("Automated Enrollment Course Settings")."</h3><table><tr><td>".$reply."</td></tr></table>";
630: $r->print($reply);
1.1 raeburn 631: &print_footer($r);
632: return;
633: }
634:
635: sub print_header {
636: my ($r,$tasklongref,$description,$javascriptref) = @_;
1.2 raeburn 637: my %lt =&Apache::lonlocal::texthash(
1.1 raeburn 638: 'vmcs' => 'View/Modify Course Settings',
639: 'chco' => 'Choose a course',
640: 'main' => 'Main Menu',
641: 'comg' => 'Course Manager',
642: );
643: my $action = "start";
644: if ( exists($ENV{'form.action'}) ) {
645: $action = $ENV{'form.action'};
646: }
647: if ( ($description eq '') || (!defined($description)) ) {
648: $description = $lt{'comg'};
649: }
650: my $page = '';
651: my $bodytag=&Apache::loncommon::bodytag($lt{'vmcs'});
652: if ($action eq 'start') {
653: $page = "<b>$lt{'chco'}</b>";
654: } else {
655: $page = '<a href="/adm/modifycourse">'.$lt{'chco'}.'</a>';
656: if ( $action eq 'process' ) {
657: my $course = $ENV{'form.course'};
658: $page .= "-> <a href=\"/adm/modifycourse?action=display&course=$course\">".$$tasklongref{'display'}."</a> -> <b>$$tasklongref{$action}</b> ";
659: } else {
660: $page .= " -> <b>".$$tasklongref{$action}."</b>";
661: }
662: }
663: $r->print("
664: <html>
665: <head>");
666: if ($action eq 'display') {
667: $r->print("
668: <script language=\"JavaScript\" type=\"text/javascript\">
669: $$javascriptref
670: </script>");
671: }
672: $r->print(<<ENDTHIS);
673: <title>The LearningOnline Network with CAPA</title>
674: </head>
675: $bodytag
676: <table width="100%" border="0" cellpadding="0" cellspacing="0">
677: <tr>
678: <td bgcolor="#CCCC99">
679: <font size="2"><a href="/adm/menu">$lt{'main'}</a> -> $page</font><br/>
680: </td>
681: <td align="right" bgcolor="#CCCC99" valign="top">
682: <font size="+1">$description </font>
683: </td>
684: </tr>
685: </table>
686: ENDTHIS
1.5 raeburn 687: return;
1.1 raeburn 688: }
689:
690: sub print_footer {
1.5 raeburn 691: my $r = shift;
692: $r->print(<<ENDBASE);
1.1 raeburn 693: <br/>
694: </body>
695: </html>
696: ENDBASE
1.5 raeburn 697: return;
1.3 raeburn 698: }
699:
700: sub check_course {
701: my ($dom,$course) = @_;
702: my %courseIDs = &Apache::lonnet::courseiddump($dom,'.',1);
703: foreach my $key (sort keys %courseIDs) {
704: if ($key =~ m/^($dom)_(\w+)$/) {
1.5 raeburn 705: if ($2 eq $course) {
706: return 'ok';
707: }
1.3 raeburn 708: }
709: }
1.5 raeburn 710: return 'invalid course';
1.1 raeburn 711: }
712:
713:
714: sub handler {
715: my $r = shift;
716: if ($r->header_only) {
717: &Apache::loncommon::content_type($r,'text/html');
718: $r->send_http_header;
719: return OK;
720: }
721:
722: if (&Apache::lonnet::allowed('ccc',$ENV{'request.role.domain'})) {
723: &Apache::loncommon::content_type($r,'text/html');
724: $r->send_http_header;
725:
726: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['action','course']);
727: my $dom = $ENV{'user.domain'};
1.2 raeburn 728: my %longtype=&Apache::lonlocal::texthash(
1.1 raeburn 729: 'authtype' => 'Default authentication method',
730: 'autharg' => 'Default authentication parameter',
731: 'autoadds' => 'Automated adds',
732: 'autodrops' => 'Automated drops',
1.9 raeburn 733: 'autostart' => 'Date of first automated enrollment',
734: 'autoend' => 'Date of last automated enrollment',
735: 'default_enrollment_start_date' => 'Date of first student access',
736: 'default_enrollment_end_date' => 'Date of last student access',
1.1 raeburn 737: 'coursecode' => 'Official course code',
738: 'courseowner' => "Username of course owner (\@$dom)",
739: 'notifylist' => 'Course Coordinators to be notified of enrollment changes',
740: 'sectionnums' => 'Course section number(:groupID)',
741: 'crosslistings' => 'Crosslisted class(:groupID)',
742: );
743:
1.2 raeburn 744: my %tasklong = &Apache::lonlocal::texthash(
1.1 raeburn 745: 'display' => 'View/modify settings',
746: 'process' => 'Results of changes',
747: );
748:
749: if ($ENV{'form.action'} eq 'process') {
750: &modify_course($r,\%tasklong,\%longtype);
751: } elsif ($ENV{'form.action'} eq 'display') {
752: &print_course_modification_page($r,\%tasklong,\%longtype);
753: } else {
754: &print_course_selection_page($r,\%tasklong);
755: }
756: } else {
757: $ENV{'user.error.msg'}=
1.2 raeburn 758: "/adm/modifycourse:ccc:0:0:Cannot modify course settings";
1.1 raeburn 759: return HTTP_NOT_ACCEPTABLE;
760: }
761: return OK;
762: }
763:
764: 1;
765: __END__
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