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