1: #
2: # $Id: lonwhatsnew.pm,v 1.61 2006/09/06 19:20:04 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:
28: package Apache::lonwhatsnew;
29:
30: use strict;
31: use lib qw(/home/httpd/lib/perl);
32: use Apache::lonnet;
33: use Apache::loncommon();
34: use Apache::lonhtmlcommon();
35: use Apache::lonlocal;
36: use Apache::loncoursedata();
37: use Apache::lonnavmaps();
38: use Apache::lonuserstate;
39: use Apache::Constants qw(:common :http);
40: use Time::Local;
41: use GDBM_File;
42: use lib '/home/httpd/lib/perl/';
43: use LONCAPA;
44:
45: #----------------------------
46: # handler
47: #
48: #----------------------------
49:
50: sub handler {
51: my $r = shift;
52: if ($r->header_only) {
53: &Apache::loncommon::content_type($r,'text/html');
54: $r->send_http_header;
55: return OK;
56: }
57: &Apache::loncommon::get_unprocessed_cgi(
58: $ENV{'QUERY_STRING'},['command','refpage']);
59:
60: my $command = $env{'form.command'};
61: my $refpage = $env{'form.refpage'};
62:
63: my %checkallowed = ( coursenormalmail => 1,
64: coursecritmail => 1, );
65: foreach my $perm_check (['whn','whatsnew',1],
66: ['pch','coursediscussion',1],
67: ['mgr','handgrading',1],
68: ['vgr','abovethreshold',1],
69: ['opa','haserrors',1],
70: ['mdc','versionchanges',0],
71: ) {
72: my ($perm,$key,$check_section) = @{ $perm_check };
73: my $scope = $env{'request.course.id'};
74: if (!($checkallowed{$key} = &Apache::lonnet::allowed($perm,$scope))) {
75: $scope .= '/'.$env{'request.course.sec'};
76: if ( $check_section ) {
77: $checkallowed{$key} = &Apache::lonnet::allowed($perm,$scope);
78: }
79: if ($checkallowed{$key}) {
80: $checkallowed{$key.'_section'} = $env{'request.course.sec'};
81: }
82: }
83: }
84:
85: if ( ! $env{'request.course.fn'} || ! $checkallowed{'whatsnew'}) {
86: # Not in a course, or no whn priv in course
87: $env{'user.error.msg'}="/adm/whatsnew::whn:0:0:Cannot display what's new page";
88: return HTTP_NOT_ACCEPTABLE;
89: }
90:
91: &Apache::loncommon::content_type($r,'text/html');
92: $r->send_http_header;
93:
94: $r->print(&display_header($command,\%checkallowed));
95:
96: &Apache::lonhtmlcommon::clear_breadcrumbs();
97: &Apache::lonhtmlcommon::add_breadcrumb
98: ({href=>'/adm/whatsnew',
99: text=>"Display Action Items"});
100: if (($command eq 'chgthreshold') && $checkallowed{'abovethreshold'}) {
101: &Apache::lonhtmlcommon::add_breadcrumb
102: ({href=>'/adm/whatsnew?command=chgthreshold&refpage='.$refpage,
103: text=>"Change thresholds"});
104: $r->print(&Apache::lonhtmlcommon::breadcrumbs
105: ("What's New?",#'Course_Action_Items_Thresholds'
106: ));
107: } elsif (($command eq 'chginterval') && $checkallowed{'versionchanges'} ) {
108: &Apache::lonhtmlcommon::add_breadcrumb
109: ({href=>'/adm/whatsnew?command=chginterval&refpage='.$refpage,
110: text=>"Change interval"});
111: $r->print(&Apache::lonhtmlcommon::breadcrumbs
112: ("What's New?",#'Course_Action_Items_Intervals'
113: ));
114: } elsif (($command eq 'chgdisc') && $checkallowed{'coursediscussion'}) {
115: &Apache::lonhtmlcommon::add_breadcrumb
116: ({href=>'/adm/whatsnew?command=chgdisc&refpage='.$refpage,
117: text=>"Change discussion display"});
118: $r->print(&Apache::lonhtmlcommon::breadcrumbs
119: ("What's New?",#'Course_Action_Items_Intervals'
120: ));
121: } elsif ($command eq 'courseinit') {
122: &Apache::lonhtmlcommon::add_breadcrumb
123: ({href=>'/adm/whatsnew?command=courseinit&refpage='.$refpage,
124: text=>"Course initialization preference"});
125: $r->print(&Apache::lonhtmlcommon::breadcrumbs
126: ("What's New?",#'Course_Action_Items_Initialization'
127: ));
128: } else {
129: $r->print(&Apache::lonhtmlcommon::breadcrumbs
130: ("What's New?",#'Course_Action_Items_Display'
131: ));
132: }
133: &display_main_box($r,$command,$refpage,\%checkallowed);
134: return OK;
135: }
136:
137: #------------------------------
138: # display_main_box
139: #
140: # Display all the elements within the main box
141: #------------------------------
142:
143: sub display_main_box {
144: my ($r,$command,$refpage,$checkallowed) = @_;
145: my $domain=&Apache::loncommon::determinedomain();
146: my $function = &Apache::loncommon::get_users_function();
147: my $tabbg=&Apache::loncommon::designparm($function.'.tabbg',$domain);
148: my $lctype = lc(&Apache::loncommon::course_type());
149: $r->print('<table width="100%" border="0" cellpadding="5" cellspacing="0"><tr><td width="100%">');
150:
151: my %threshold_titles = &Apache::lonlocal::texthash (
152: av_attempts => 'Average number of attempts',
153: degdiff => 'Degree of difficulty',
154: numstudents => 'Total number of students with submissions',
155: );
156:
157: my %interval_titles = &Apache::lonlocal::texthash (
158: -1 => "since start of $lctype",
159: 2592000 => 'since last month',
160: 604800 => 'since last week',
161: 86400 => 'since yesterday',
162: );
163:
164: my %initpage = &Apache::lonlocal::texthash (
165: firstres => "first resource in the $lctype",
166: whatsnew => "what's new? page",
167: userpref => 'your general user preferences',
168: coursespecific => "specific setting for this $lctype",
169: );
170: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
171: my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
172:
173: if (($command eq 'chgthreshold')
174: && $checkallowed->{'abovethreshold'}) {
175: &display_threshold_config($r,$refpage,$tabbg,\%threshold_titles,
176: $cdom,$crs);
177: } elsif (($command eq 'chginterval')
178: && $checkallowed->{'versionchanges'}) {
179: &display_interval_config($r,$refpage,\%interval_titles);
180: } elsif (($command eq 'chgdisc')
181: && $checkallowed->{'coursediscussion'}) {
182: &display_discussion_config($r,$refpage);
183: } elsif ($command eq 'courseinit') {
184: &courseinit_config($r,$refpage,\%initpage);
185: } else {
186: &display_actions_box($r,$tabbg,$command,$refpage,\%threshold_titles,
187: \%interval_titles,\%initpage,$cdom,$crs,$checkallowed);
188: }
189: my $end_page = &Apache::loncommon::end_page();
190: $r->print(<<END_OF_BLOCK);
191: </td>
192: </tr>
193: </table><br />
194: $end_page
195: END_OF_BLOCK
196: }
197:
198: #-------------------------------
199: # display_header
200: #
201: # Display the header information and set
202: # up the HTML
203: #-------------------------------
204:
205: sub display_header {
206: my ($command,$checkallowed) = @_;
207:
208: my $scripttag;
209: unless ($command eq 'chgthreshold' || $command eq 'chginterval') {
210: $scripttag = <<"END";
211: <script type="text/javascript">
212: function change_display(caller,change) {
213: caller.value = change;
214: document.visible.submit();
215: }
216:
217: function changeAll(change) {
218: END
219: foreach my $item (keys(%{$checkallowed})) {
220: if ($item =~ /_section$/) { next; }
221: if ($$checkallowed{$item}) {
222: $scripttag.='document.visible.display_'.$item.'.value=change'.
223: "\n";
224: }
225: }
226: $scripttag.='document.visible.submit();
227: }
228: </script>
229: ';
230: }
231: my $course_type=&Apache::loncommon::course_type();
232: return &Apache::loncommon::start_page($course_type.' Action Items',
233: $scripttag);
234: }
235:
236: #-------------------------------
237: # display_actions_box
238: #
239: # Display the action items
240: #
241: #-------------------------------
242:
243: sub display_actions_box {
244: my ($r,$tabbg,$command,$refpage,$threshold_titles,$interval_titles,
245: $initpage,$cdom,$crs,$checkallowed) = @_;
246: my $rowColor1 = "#ffffff";
247: my $rowColor2 = "#eeeeee";
248:
249: my $udom = $env{'user.domain'};
250: my $uname = $env{'user.name'};
251: my $cid = $env{'request.course.id'};
252: my $crstype = &Apache::loncommon::course_type();
253: my $lctype = lc($crstype);
254: my %stulabel = (
255: 'Course' => 'students',
256: 'Group' => 'members',
257: );
258: my %lt = &Apache::lonlocal::texthash(
259: 'yacc' => 'You are accessing an invalid course',
260: 'gtfr' => 'Go to first resource',
261: 'hial' => 'Hide all',
262: 'shal' => 'Show all',
263: );
264:
265: my %unread = ();
266: my %ungraded = ();
267: my %bombed = ();
268: my %triggered = ();
269: my %changed = ();
270: my @newmsgs = ();
271: my @critmsgs = ();
272: my @newdiscussions = ();
273: my @tograde = ();
274: my @bombs = ();
275: my @warnings = ();
276: my $msgcount = 0;
277: my $critmsgcount = 0;
278:
279: my %res_title = ();
280: my %show = ();
281: my $needitems = 0;
282: my $boxcount = 0;
283:
284: my $result;
285: if ($command eq 'newcourseinit') {
286: $result = &store_courseinit_setting($uname,$udom,$cid,$initpage);
287: }
288:
289: my %threshold = (
290: av_attempts => 2,
291: degdiff => 0.5,
292: numstudents => 2,
293: );
294: my %pagedesc = &Apache::lonlocal::texthash (
295: firstres => 'First resource',
296: whatsnew => "What's New? page",
297: userpref => 'user preference',
298: coursespecific => $lctype.' only',
299: default => 'default',
300: );
301:
302: my ($initcontrol,$initdisp) = &curr_courseinit();
303: my $currinit = $pagedesc{$initdisp}.' ('.$pagedesc{$initcontrol}.')';
304:
305: unless ($cid) {
306: $r->print('<br /><b><center>'.$lt{'yacc'}.'</center></b><br /><br />');
307: return;
308: }
309:
310: if ($refpage eq 'start') {
311: if (tie(my %bighash,'GDBM_File',$env{'request.course.fn'}.'.db',
312: &GDBM_READER(),0640)) {
313: my $furl=$bighash{'first_url'};
314: untie(%bighash);
315: $r->print('<font size="+1"><a href="'.$furl.'">'.$lt{'gtfr'}.
316: '</a></font><br />');
317: }
318: }
319: $r->print(&mt('Page set to be displayed after you have selected a role in this '.$lctype).
320: '. <nobr>'.&mt('Currently: <i>[_1]</i>',$currinit).'. '.
321: &mt('<b>Change</b> for just <a href="/adm/whatsnew?command=courseinit&refpage=[_1]">this '.$lctype.'</a>',$refpage).' '.
322: &mt('or for all <a href="/adm/preferences?action=changecourseinit&refpage=[_1]">your courses</a>',$refpage).'</nobr><br /><hr />');
323:
324: if ($command eq 'reset') {
325: $result = &process_reset($cdom,$crs);
326: } elsif ($command eq 'update') {
327: $result = &process_update($uname,$udom,$threshold_titles);
328: } elsif ($command eq 'newinterval') {
329: $result = &store_interval_setting($uname,$udom,$cid,$interval_titles);
330: } elsif ($command eq 'newdiscconf') {
331: $result = &store_discussion_setting($uname,$udom,$cid);
332: }
333:
334: my $store_result=&store_display_settings($uname,$udom,$cid,$checkallowed);
335:
336: unless ($store_result eq 'ok') {
337: &Apache::lonnet::logthis('Error storing whatsnew settings: '.
338: $store_result.' for '.'user '.$uname.':'.$udom.' in '.$lctype.' '.$cid);
339: $result .= &mt('Unable to store visibility settings due to [_1]',
340: $store_result);
341: }
342:
343: if ($result) {
344: $r->print($result.'<hr width="100%" />');
345: }
346: $r->rflush();
347:
348:
349: my %display_settings = &get_display_settings($uname,$udom,$cid);
350: my $timediff = $display_settings{$cid.':interval'};
351: unless (defined($timediff)) { $timediff = 604800; }
352: my $now = time;
353: my $interval = $$interval_titles{$timediff};
354: if ($timediff == -1) {
355: $timediff = time;
356: }
357: my $starttime = $now - $timediff;
358: my $countunread = $display_settings{$cid.':countunread'};
359: unless (defined($countunread)) {
360: $countunread = 'on';
361: }
362:
363: my %headings = &Apache::lonlocal::texthash(
364: coursediscussion => 'Unread '.$lctype.' discussion posts',
365: handgrading => 'Problems requiring handgrading',
366: haserrors => 'Problems with errors',
367: versionchanges => 'Resources in '.$lctype.' with version changes '.$interval,
368: coursenormalmail => 'New '.$lctype.' messages',
369: coursecritmail => 'New critical messages in '.$lctype,
370: );
371:
372: if ($$checkallowed{'abovethreshold'}) {
373: &get_curr_thresholds(\%threshold,$uname,$udom,$cid,$cdom,$crs);
374: }
375:
376: $headings{'abovethreshold'} =
377: &mt('Problems with av. attempts ≥ [_1] or deg. difficulty ≥ [_2] <br /> and total number of '.$stulabel{$crstype}.' with submissions ≥ [_3]',
378: $threshold{'av_attempts'},$threshold{'degdiff'},
379: $threshold{'numstudents'});
380:
381: my @actionorder = ('handgrading','haserrors','abovethreshold','versionchanges','coursediscussion','coursenormalmail','coursecritmail');
382:
383: foreach my $key (keys(%{$checkallowed})) {
384: if ($key =~ /_section$/) { next; }
385: $show{$key} = 0;
386: if ($$checkallowed{$key}) {
387: unless ($display_settings{$cid.':'.$key} eq 'hide') {
388: $show{$key} = 1;
389: }
390: }
391: }
392:
393: foreach my $item (@actionorder) {
394: unless ($item eq 'coursenormalmail' || $item eq 'coursecritmail') {
395: if ($show{$item}) {
396: $needitems = 1;
397: last;
398: }
399: }
400: }
401:
402: if ($needitems) {
403: &getitems(\%unread,\%ungraded,\%bombed,\%triggered,\%changed,\@newdiscussions,\@tograde,\@bombs,\@warnings,$rowColor1,$rowColor2,\%threshold,$cdom,$crs,\%res_title,\%show,$starttime,$countunread);
404: }
405: if ($show{'coursenormalmail'}) {
406: $msgcount = &getnormalmail(\@newmsgs);
407: }
408: if ($show{'coursecritmail'}) {
409: $critmsgcount = &getcritmail(\@critmsgs);
410: }
411:
412: $r->print(qq|<a href="javascript:changeAll('hide');">$lt{'hial'}</a>
413: <a href="javascript:changeAll('show');">$lt{'shal'}</a>
414: <form method="post" name="visible" action="/adm/whatsnew">\n|);
415: foreach my $item (keys(%{$checkallowed})) {
416: if ($item =~ /_section$/) { next; }
417: if ($$checkallowed{$item}) {
418: $r->print('<input type="hidden" name="display_'.$item.'" />'."\n");
419: }
420: }
421:
422: $r->print('<input type="hidden" name="refpage" value="'.$refpage.'"></form><br /><table border="0" width="100%" cellpadding="2" cellspacing="4"><tr><td align="left" valign="top" width="45%">');
423:
424: my $displayed = 0;
425: my $totalboxes = 0;
426: foreach my $key (keys(%{$checkallowed})) {
427: if ($key =~ /_section$/) { next; }
428: if ($key eq 'whatsnew' ) { next; } # whatsnew check creates no box
429: if ($$checkallowed{$key}) {
430: $totalboxes ++;
431: }
432: }
433: my $halfway = int($totalboxes/2) + $totalboxes%2;
434: foreach my $actionitem (@actionorder) {
435: if ($$checkallowed{$actionitem}) {
436: if ($displayed == $halfway) {
437: $r->print('</td><td width="6%"> </td><td align="left" valign="top" width="47%">');
438: }
439: &display_launcher($r,$actionitem,$refpage,$checkallowed,$tabbg,$rowColor1,$rowColor2,\%show,\%headings,\%res_title,\@tograde,\%ungraded,\@bombs,\%bombed,\%changed,\@warnings,\%triggered,\@newdiscussions,\%unread,$msgcount,\@newmsgs,$critmsgcount,\@critmsgs,$interval,$countunread);
440: $displayed ++;
441: }
442: }
443: $r->print('
444: </table>
445: </td>
446: </tr>
447: </table>
448: </td>
449: </tr>
450: </table>');
451: }
452:
453: #-------------------------------
454: # display_threshold_config
455: #
456: # Display the threshold setting screen
457: #
458: #-------------------------------
459:
460: sub display_threshold_config {
461: my ($r,$refpage,$tabbg,$threshold_titles,$cdom,$crs) = @_;
462: my $uname = $env{'user.name'};
463: my $udom = $env{'user.dom'};
464: my $cid = $env{'request.course.id'};
465: my %threshold = ();
466: my $rowColor1 = "#ffffff";
467: my $rowColor2 = "#eeeeee";
468: my $rowColor;
469:
470: my @thresholditems = ("av_attempts","degdiff","numstudents");
471: foreach my $item (@thresholditems) {
472: $threshold{$item} = '';
473: }
474: my %threshold_titles = &Apache::lonlocal::texthash(
475: av_attempts => 'Average number of attempts',
476: degdiff => 'Degree of difficulty',
477: numstudents => 'Total number of students with submissions',
478: );
479: &get_curr_thresholds(\%threshold,$uname,$udom,$cid,$cdom,$crs);
480:
481: $r->print('<br /><form name="thresholdform" method="post" action="/adm/whatsnew">
482: <table border="0" cellpadding="2" cellspacing="4">
483: <tr>
484: <td align="left" valign="top" width="45%">
485: <table border="0" cellpadding="0" cellspacing="0" bgcolor="#000000">
486: <tr>
487: <td>
488: <table border="0" cellpadding="1" cellspacing="1" bgcolor="#000000">
489: <tr>
490: <td bgcolor="#ffffff">
491: <table cellspacing="0" cellpadding="4" border="0">
492: <tr bgcolor="'.$tabbg.'">
493: <th>Threshold Name</th>
494: <th>Current value</th>
495: <th>Change?</th>
496: </tr>');
497: my $rowNum =0;
498: foreach my $type (@thresholditems) {
499: my $parameter = $env{'request.course.id'}.':threshold_'.$type;
500: # onchange is javascript to automatically check the 'Set' button.
501: my $onchange = 'onFocus="javascript:window.document.forms'.
502: "['thresholdform'].elements['".$parameter."_setparmval']".
503: '.checked=true;"';
504: if ($rowNum %2 == 1) {
505: $rowColor = $rowColor1;
506: } else {
507: $rowColor = $rowColor2;
508: }
509: $r->print('
510: <tr bgcolor="'.$rowColor.'">
511: <td>'.$threshold_titles{$type}.'</td>
512: <td>'.&Apache::lonhtmlcommon::textbox($parameter.'_value',
513: $threshold{$type},
514: 10,$onchange).'</td>
515: <td>'
516: .&Apache::lonhtmlcommon::checkbox($parameter.'_setparmval').
517: '</td>
518: </tr>');
519: $rowNum ++;
520: }
521: $r->print('</table></td></tr></table></td></tr></table>
522: <br /><input type="submit" name="threshold" value="Make changes" />
523: <input type="hidden" name="command" value="update" />
524: <input type="hidden" name="refpage" value="'.$refpage.'" />
525: </form>');
526: }
527:
528: #-------------------------------
529: # display_interval_config
530: #
531: # Display the interval setting screen
532: #
533: #-------------------------------
534:
535: sub display_interval_config {
536: my ($r,$refpage,$interval_titles) = @_;
537: my $lctype = lc(&Apache::loncommon::course_type());
538: my $current = &get_current($env{'user.name'},$env{'user.domain'},
539: $env{'request.course.id'},'interval');
540: $r->print('<br />'.&mt('Choose the time window to use for display of version changes for resources in the '.$lctype.'.'));
541: unless ($current eq '') {
542: $r->print(' '.&mt('Current value is [_1]','<b>'.
543: $$interval_titles{$current}.'</b>.'));
544: }
545: $r->print('<br /><br />
546: <form method="post" name="intervalswitch" action="/adm/whatsnew">
547: <input type="hidden" name="command" value="newinterval" />
548: <input type="hidden" name="refpage" value="'.$refpage.'" />
549: <select name="interval">
550: ');
551: foreach my $key (reverse sort ({$a cmp $b} (keys(%{$interval_titles})))) {
552: $r->print('<option value="'.$key.'">Version changes '.$$interval_titles{$key}.
553: '</option>'."\n");
554: }
555: $r->print('</select>
556: <input type="submit" name="display" value="'.
557: &mt('Change interval').'" /></form>');
558: return;
559: }
560:
561: #----------------------------------------------
562: # display_discussion_config
563: #
564: # Display the discussion display setting screen
565: #
566: #----------------------------------------------
567:
568: sub display_discussion_config {
569: my ($r,$refpage) = @_;
570: my $current = &get_current($env{'user.name'},$env{'user.domain'},
571: $env{'request.course.id'},'countunread');
572: if ($current eq '') {
573: $current = 'on';
574: }
575: my %opposite = (
576: 'on' => 'off',
577: 'off' => 'on',
578: );
579: $r->print('<script type="text/javascript">
580: function toggle_countunread(choice) {
581: if (choice == "unchanged") {
582: document.discussionswitch.command.value = "";
583: }
584: document.discussionswitch.submit();
585: }
586: </script>');
587: $r->print('<br />'.&mt('Choose whether or not to display a count of the number of new posts for each resource or bulletin board which has unread posts.').'<br />'.&mt('This can increase the time taken to gather data for the [_1] page by a few seconds.',"<i>What's New?</i>").' '.&mt('Currently set to [_1].','<b>'.$current.'</b>'));
588: $r->print('<br /><br />
589: <form method="post" name="discussionswitch" action="/adm/whatsnew">
590: <input type="hidden" name="command" value="newdiscconf" />
591: <input type="hidden" name="refpage" value="'.$refpage.'" />
592: <input type="hidden" name="countunread" value="'.$opposite{$current}.'" />
593: ');
594: $r->print('<br/>
595: <input type="button" name="display" value="'.
596: &mt('Change to [_1]',$opposite{$current}).'"
597: onclick="javascript:toggle_countunread('."'change'".')" />
598:  
599: <input type="button" name="nochange" value="'.
600: &mt("No change").'"
601: onclick="javascript:toggle_countunread('."'unchanged'".')" />
602: </form>');
603: return;
604: }
605:
606: #---------------------------------------------------
607: # courseinit_config
608: #
609: # Set page displayed when course loads after
610: # selecting a role in the course from the roles page.
611: #
612: #---------------------------------------------------
613:
614: sub courseinit_config {
615: my ($r,$refpage,$initpage) = @_;
616: my ($control,$current) = &curr_courseinit();
617: my @chgstate = ('userpref','coursespecific');
618: my @chgentry = ('firstres','whatsnew');
619: my $lctype = lc(&Apache::loncommon::course_type());
620: my %lt = &Apache::lonlocal::texthash(
621: 'chwp' => "Choose which page will be displayed when you enter this $lctype after selecting a role.",
622: 'cuva' => 'Current value is determined by',
623: 'anis' => 'and is set to display',
624: 'padc' => 'Page display controlled by',
625: 'chce' => 'Choose '.$lctype.' entry',
626: 'moce' => 'Modify '.$lctype.' entry',
627: );
628: $r->print(<<"END");
629: <br />$lt{'chwp'}
630: <br />$lt{'cuva'}: <b>
631: $$initpage{$control}</b> $lt{'anis'} <b>
632: $$initpage{$current}</b>.<br /><br />
633: <form method="post" name="courseinitswitch" action="/adm/whatsnew">
634: <input type="hidden" name="command" value="newcourseinit" />
635: <input type="hidden" name="refpage" value="$refpage" />
636: $lt{'padc'}:
637: END
638: foreach my $choice (@chgstate) {
639: my $chkstring;
640: if ($choice eq $control) {
641: $chkstring = ' checked="checked" ';
642: }
643: $r->print('<nobr><label><input type="radio" name="courseinit_control" value="'.
644: $choice.'"'.$chkstring.'/>'.$$initpage{$choice}.
645: ' </label></nobr>');
646: }
647: $r->print('<br /><br />'.&mt('If').' '.$$initpage{'coursespecific'}.
648: ' - <br />'.$lt{'chce'}.": \n");
649: foreach my $choice (@chgentry) {
650: my $chkstring;
651: if (($choice eq $current) && ($control eq 'coursespecific')) {
652: $chkstring = ' checked="checked" ';
653: }
654: $r->print('<nobr><label><input type="radio" name="courseinit_page" value="'.
655: $choice.'"'.$chkstring.'/>'.$$initpage{$choice}.
656: ' </label></nobr>');
657: }
658: $r->print('<br /><br /><input type="submit" name="display" value="'.
659: $lt{'moce'}.'" /></form>');
660: return;
661: }
662:
663: sub curr_courseinit {
664: my $current = &get_current($env{'user.name'},$env{'user.domain'},
665: $env{'request.course.id'},'courseinit');
666: my $control;
667: if ($current) {
668: $control = 'coursespecific';
669: } else {
670: $control = 'userpref';
671: my %userenv = &Apache::lonnet::get('environment',
672: ['course_init_display']);
673: if (exists($userenv{'course_init_display'})) {
674: $current = $userenv{'course_init_display'};
675: }
676: unless ($current) {
677: $current = 'whatsnew';
678: }
679: }
680: return ($control,$current);
681: }
682:
683: sub display_launcher {
684: my ($r,$action,$refpage,$checkallowed,$tabbg,$rowColor1,$rowColor2,$show,
685: $headings,$res_title,$tograde,$ungraded,$bombs,$bombed,$changed,
686: $warnings,$triggered,$newdiscussions,$unread,$msgcount,$newmsgs,
687: $critmsgcount,$critmsgs,$interval,$countunread) = @_;
688:
689: if ($$checkallowed{$action}) {
690: &start_box($r,$tabbg,$show,$headings,$action,$refpage,$action);
691: if ($$show{$action}) {
692: if ($action eq 'handgrading') { # UNGRADED ITEMS
693: &display_handgrade($r,$tograde,$rowColor1,$rowColor2,
694: $ungraded);
695: } elsif ($action eq 'haserrors') { # BOMBS
696: &display_haserrors($r,$bombs,$rowColor1,$rowColor2,$bombed,
697: $res_title);
698: } elsif ($action eq 'versionchanges') { # VERSION CHANGES
699: &display_versionchanges($r,$changed,$res_title,$rowColor1,
700: $rowColor2,$interval);
701:
702: } elsif ($action eq 'abovethreshold') { # DEGDIFF/AV. TRIES TRIGGERS
703: &display_abovethreshold($r,$refpage,$warnings,$triggered,
704: $res_title);
705: } elsif ($action eq 'coursediscussion') { # UNREAD COURSE DISCUSSION
706: &display_coursediscussion($r,$newdiscussions,$unread,
707: $countunread,$res_title,$rowColor1,$rowColor2);
708: } elsif ($action eq 'coursenormalmail') { # NORMAL MESSAGES
709: &display_coursenormalmail($r,$msgcount,$newmsgs,$rowColor1,
710: $rowColor2);
711: } elsif ($action eq 'coursecritmail') { # CRITICAL MESSAGES
712: &display_coursecritmail($r,$critmsgcount,$critmsgs,$rowColor1,
713: $rowColor2);
714: }
715: }
716: &end_box($r);
717: }
718: return;
719: }
720:
721: sub getitems {
722: my ($unread,$ungraded,$bombed,$triggered,$changed,$newdiscussions,
723: $tograde,$bombs,$warnings,$rowColor1,$rowColor2,$threshold,$cdom,$crs,
724: $res_title,$show,$starttime,$countunread) = @_;
725: my $navmap = Apache::lonnavmaps::navmap->new();
726: # force retrieve Resource to seed the part id cache we'll need it later
727: my @allres=$navmap->retrieveResources(undef,
728: sub {if ($_[0]->is_problem) { $_[0]->parts();} return 1;});
729: my %resourcetracker;
730: my $discussiontime;
731:
732: # Resource version changes
733: if ($$show{'versionchanges'}) {
734: &checkversions($cdom,$crs,$navmap,$changed,$starttime);
735: }
736:
737: if ($$show{'abovethreshold'}) {
738: %resourcetracker = &Apache::lonnet::dump('nohist_resourcetracker',
739: $cdom,$crs);
740: }
741:
742: foreach my $resource (@allres) {
743: my $result = '';
744: my $applies = 0;
745: my $symb = $resource->symb();
746: %{$$bombed{$symb}} = ();
747: %{$$ungraded{$symb}} = ();
748: %{$$triggered{$symb}} = ();
749: $$triggered{$symb}{numparts} = 0;
750: my $title = $resource->compTitle();
751: $$res_title{$symb} = $title;
752: my $ressymb = $resource->wrap_symb();
753:
754: # Check if there are unread discussion postings
755: if ($$show{'coursediscussion'}) {
756: &check_discussions($resource,$symb,$ressymb,$title,
757: $newdiscussions,$unread,$countunread);
758: }
759:
760: # Check for ungraded problems
761: if ($resource->is_problem()) {
762: if ($$show{'handgrading'}) {
763: &check_handgraded($resource,$symb,$title,$cdom,$crs,$ungraded,
764: $tograde);
765: }
766: }
767:
768: # Check for bombs
769: if ($$show{'haserrors'}) {
770: &check_bombed($resource,$symb,$title,$bombs,$bombed);
771: }
772:
773: # Maxtries and degree of difficulty for problem parts, unless handgradeable
774: if ($$show{'abovethreshold'}) {
775: &check_thresholds($resource,$symb,\%resourcetracker,
776: $triggered,$threshold,$warnings);
777: }
778:
779: }
780: }
781:
782: sub check_discussions {
783: my ($resource,$symb,$ressymb,$title,$newdiscussions,$unread,
784: $countunread) = @_;
785:
786: if (!$resource->hasDiscussion()) { return; }
787:
788: %{$$unread{$ressymb}} = ();
789: $$unread{$ressymb}{'title'} = $title;
790: $$unread{$ressymb}{'symb'} = $symb;
791: push(@{$newdiscussions}, $ressymb);
792:
793: $$unread{$ressymb}{'lastpost'} = $resource->last_post_time();
794:
795: if ($countunread eq 'on') {
796: $$unread{$ressymb}{'unreadcount'} = $resource->unread_discussion();
797: }
798: }
799:
800: sub check_handgraded {
801: my ($resource,$symb,$title,$cdom,$cnum,$ungraded,$tograde) = @_;
802: if ($resource->is_problem()) {
803: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
804: my $partlist=$resource->parts();
805: my $handgradeable;
806: foreach my $part (@$partlist) {
807: if ($resource->handgrade($part) eq 'yes') {
808: $handgradeable=1; last;
809: }
810: }
811: if ($handgradeable) {
812: my @ungraded = &Apache::bridgetask::get_queue_symb_status(
813: 'gradingqueue',$symb,$cdom,$cnum);
814: if (@ungraded > 0) {
815: $$ungraded{$symb}{count} = scalar(@ungraded);
816: $$ungraded{$symb}{title} = $title;
817: push(@{$tograde}, $symb);
818: }
819: }
820: }
821: }
822:
823: sub check_bombed {
824: my ($resource,$symb,$title,$bombs,$bombed) = @_;
825: if ($resource->getErrors()) {
826: my $errors = $resource->getErrors();
827: $errors =~ s/^,//;
828: my @bombs = split(/,/, $errors);
829: my $errorcount = scalar(@bombs);
830: my $errorlink = '<a href="/adm/email?display='.
831: &escape($bombs[0]).'">'.
832: $title.'</a>';
833: $$bombed{$symb}{errorcount} = $errorcount;
834: $$bombed{$symb}{errorlink} = $errorlink;
835: push(@{$bombs}, $symb);
836: }
837: }
838:
839: sub check_thresholds {
840: my ($resource,$symb,$resourcetracker,$triggered,$threshold,$warnings) = @_;
841: # Compile maxtries and degree of difficulty for problem parts, unless handgradeable
842: my @parts = @{$resource->parts()};
843: my %stats;
844: my %lastreset = ();
845: my $warning = 0;
846: my $rowColor;
847: foreach my $part (@parts) {
848: if ($resource->handgrade($part) eq 'yes') {
849: next;
850: }
851: if ($resource->is_survey($part)) {
852: next;
853: }
854: %{$stats{$part}} = ();
855: my ($attempts,$users,$corrects,$degdiff,$av_attempts);
856: if (exists($$resourcetracker{$symb."\0".$part."\0attempts"})) {
857: $attempts = $$resourcetracker{$symb."\0".$part."\0attempts"};
858: }
859: if (exists($$resourcetracker{$symb."\0".$part."\0users"})) {
860: $users = $$resourcetracker{$symb."\0".$part."\0users"};
861: }
862: if (exists($$resourcetracker{$symb."\0".$part."\0correct"})) {
863: $corrects = $$resourcetracker{$symb."\0".$part."\0correct"};
864: }
865: if ($attempts > 0) {
866: $degdiff = 1 - ($corrects/$attempts);
867: $degdiff = sprintf("%.2f",$degdiff);
868: }
869: if ($users > 0) {
870: $av_attempts = $attempts/$users;
871: $av_attempts = sprintf("%.2f",$av_attempts);
872: }
873: if ((($degdiff ne '' && $degdiff >= $$threshold{'degdiff'}) || ($av_attempts ne '' && $av_attempts >= $$threshold{'av_attempts'})) && ($users >= $$threshold{'numstudents'})) {
874: $stats{$part}{degdiff} = $degdiff;
875: $stats{$part}{attempts} = $av_attempts;
876: $stats{$part}{users} = $users;
877: $lastreset{$part} = $$resourcetracker{$symb."\0".$part."\0resettime"};
878: if ($lastreset{$part}) {
879: $lastreset{$part} = &Apache::lonnavmaps::timeToHumanString($lastreset{$part});
880: }
881: $warning = 1;
882: }
883: }
884: if ($warning) {
885: $$triggered{$symb}{title} = $resource->title;
886: foreach my $part (@parts) {
887: if (exists($stats{$part}{users})) {
888: my $resetname = 'reset_'.&escape($symb."\0".$part);
889: my $resettitle = 'title_'.&escape($symb."\0".$part);
890: if ($$triggered{$symb}{numparts}) {
891: $$triggered{$symb}{text} .= '<tr>'."\n";
892: }
893: if (@parts > 1) {
894: $$triggered{$symb}{text} .= '
895: <td>part - '.$part.'</td>';
896: } else {
897: $$triggered{$symb}{text} .= '
898: <td>single part</td>';
899: }
900: $$triggered{$symb}{text} .= '
901: <td>'.$stats{$part}{users}.'</td>
902: <td>'.$stats{$part}{attempts}.'</td>
903: <td>'.$stats{$part}{degdiff}.'</td>
904: <td>'.$lastreset{$part}.'</td>
905: <td><input type="checkbox" name="'.$resetname.'" /><input type="hidden" name="'.$resettitle.'" value="'.&escape($$triggered{$symb}{title}).'" /></td>
906: </tr>';
907: $$triggered{$symb}{numparts} ++;
908: }
909: }
910: push(@{$warnings},$symb);
911: }
912: }
913:
914:
915: sub get_curr_thresholds {
916: my ($threshold,$uname,$udom,$cid,$cdom,$crs) = @_;
917: my %thresholdsettings = &Apache::lonnet::dump('nohist_whatsnew',$udom,
918: $uname,$cid.':threshold');
919: my $thresholdcount = 0;
920: my ($tmp) = %thresholdsettings;
921: unless ($tmp =~ /^(con_lost|error|no_such_host)/i) {
922: foreach my $item (keys %{$threshold}) {
923: if (exists($thresholdsettings{$cid.':threshold_'.$item})) {
924: $$threshold{$item} =
925: $thresholdsettings{$cid.':threshold_'.$item};
926: $thresholdcount ++;
927: }
928: }
929: }
930: if ($thresholdcount == 3) {
931: return;
932: }
933: my %coursesettings = &Apache::lonnet::dump('environment',
934: $cdom,$crs,'internal.threshold');
935: my ($temp) = %coursesettings;
936: unless ($temp =~ /^(con_lost|error|no_such_host)/i) {
937: foreach my $item (keys %{$threshold}) {
938: unless (exists($thresholdsettings{$cid.':threshold_'.$item})) {
939: if (exists($coursesettings{'internal.threshold_'.$item})) {
940: $$threshold{$item} =
941: $coursesettings{'internal.threshold_'.$item};
942: }
943: }
944: }
945: }
946: return;
947: }
948:
949: sub get_current {
950: my ($uname,$udom,$cid,$caller) = @_;
951: my $currvalue;
952: my %settings = &Apache::lonnet::dump('nohist_whatsnew',$udom,$uname,$cid.
953: ':'.$caller);
954: my ($tmp) = %settings;
955: unless ($tmp =~ /^(con_lost|error|no_such_host)/i) {
956: $currvalue = $settings{$cid.':'.$caller};
957: }
958: return $currvalue;
959: }
960:
961: sub process_reset {
962: my ($dom,$crs) = @_;
963: my $result = '<b>'.&mt('Counters reset for following problems (and parts):').
964: '</b><br />';
965: my @agg_types = ('attempts','users','correct');
966: my %agg_titles = &Apache::lonlocal::texthash (
967: attempts => 'Number of submissions',
968: users => 'Students with submissions',
969: correct => 'Number of correct submissions',
970: );
971: my @resets = ();
972: my %titles = ();
973: foreach my $key (keys(%env)) {
974: next if ($key !~ /^form\.reset_(.+)$/);
975: my $title = &unescape($env{'form.title_'.$1});
976: my $reset_item = &unescape($1);
977: my %curr_aggregates = &Apache::lonnet::dump('nohist_resourcetracker',$dom,$crs,$reset_item);
978: my %aggregates = ();
979: my ($symb,$part) = split(/\0/,$reset_item);
980: foreach my $type (@agg_types) {
981: $aggregates{$reset_item."\0".$type} = 0;
982: }
983: $aggregates{$reset_item."\0".'resettime'} = time;
984: my $putresult = &Apache::lonnet::put('nohist_resourcetracker',\%aggregates,
985: $dom,$crs);
986: if ($putresult eq 'ok') {
987: $result .= $title.' -part '.$part.': ';
988: my %new_aggregates = &Apache::lonnet::dump('nohist_resourcetracker',$dom,$crs,$reset_item);
989: foreach my $type (@agg_types) {
990: $result .= $agg_titles{$type}.' = '.$new_aggregates{$reset_item."\0".$type}.'; ';
991: }
992: $result =~ s/; $//;
993: $result .= '<br />';
994: } else {
995: $result = $title.' -part '.$part.': '.&mt('Unable to reset counters to zero due to [_1]',$putresult).'.<br />'."\n";
996: }
997: }
998: return $result;
999: }
1000:
1001: sub process_update {
1002: my ($uname,$udom,$threshold_titles) = @_;
1003: my $setoutput = '<b>Changes to threshold(s) for problem tracking:</b><br />';
1004: foreach (keys %env) {
1005: next if ($_!~/^form\.(.+)\_setparmval$/);
1006: my $name = $1;
1007: my $value = $env{'form.'.$name.'_value'};
1008: if ($name && defined($value)) {
1009: my $put_result = &Apache::lonnet::put('nohist_whatsnew',
1010: {$name=>$value},$udom,$uname);
1011:
1012: my ($shortname) = ($name =~ /^\Q$env{'request.course.id'}\E:threshold_(.+)$/);
1013: if ($put_result eq 'ok') {
1014: $setoutput.=&mt('Set threshold for [_1] to [_2]',
1015: '<b>'.$$threshold_titles{$shortname}.'</b>',
1016: '<b>'.$value.'</b>').'<br />';
1017: } else {
1018: $setoutput.=&mt('Unable to set threshold for [_1] to [_2] due to [_3].',
1019: '<b>'.$name.'</b>','<b>'.$value.'</b>',
1020: '<tt>'.$put_result.'</tt>').'<br />';
1021: }
1022: }
1023: }
1024: return $setoutput;
1025: }
1026:
1027: sub getnormalmail {
1028: my ($newmsgs) = @_;
1029: # Check for unread mail in course
1030: my $msgcount = 0;
1031:
1032: my @messages = sort(&Apache::lonnet::getkeys('nohist_email'));
1033: foreach my $message (@messages) {
1034: my $msgid=&escape($message);
1035: my ($sendtime,$shortsubj,$fromname,$fromdom,$status,$fromcid)=
1036: &Apache::lonmsg::unpackmsgid($msgid);
1037: if (($fromcid) && ($fromcid eq $env{'request.course.id'})) {
1038: if (defined($sendtime) && $sendtime!~/error/) {
1039: my $numsendtime = $sendtime;
1040: $sendtime = &Apache::lonlocal::locallocaltime($sendtime);
1041: if ($status eq 'new') {
1042: $msgcount ++;
1043: if ($shortsubj eq '') {
1044: $shortsubj = &mt('No subject');
1045: }
1046: push(@{$newmsgs}, {
1047: msgid => $msgid,
1048: sendtime => $sendtime,
1049: shortsub => $shortsubj,
1050: from => $fromname,
1051: fromdom => $fromdom
1052: });
1053: }
1054: }
1055: }
1056: }
1057: return $msgcount;
1058: }
1059:
1060: sub getcritmail {
1061: my ($critmsgs) = @_;
1062: # Check for critical messages in course
1063: my %what=&Apache::lonnet::dump('critical');
1064: my $result = '';
1065: my $critmsgcount = 0;
1066: foreach my $msgid (sort(keys(%what))) {
1067: my ($sendtime,$shortsubj,$fromname,$fromdom,$status,$fromcid)=
1068: &Apache::lonmsg::unpackmsgid($msgid);
1069: if (($fromcid) && ($fromcid eq $env{'request.course.id'})) {
1070: if (defined($sendtime) && $sendtime!~/error/) {
1071: my $numsendtime = $sendtime;
1072: $sendtime = &Apache::lonlocal::locallocaltime($sendtime);
1073: $critmsgcount ++;
1074: if ($shortsubj eq '') {
1075: $shortsubj = &mt('No subject');
1076: }
1077: push(@{$critmsgs}, {
1078: msgid => $msgid,
1079: sendtime => $sendtime,
1080: shortsub => $shortsubj,
1081: from => $fromname,
1082: fromdom => $fromdom
1083: });
1084: }
1085: }
1086: }
1087: return $critmsgcount;
1088: }
1089:
1090:
1091: sub checkversions {
1092: my ($cdom,$crs,$navmap,$changed,$starttime) = @_;
1093: my %changes=&Apache::lonnet::dump('versionupdate',$cdom,$crs);
1094: my ($tmp) = keys(%changes);
1095: unless ($tmp =~ /^(con_lost|error|no_such_host)/i) {
1096: if (keys(%changes) > 0) {
1097: foreach my $key (sort(keys(%changes))) {
1098: if ($changes{$key} > $starttime) {
1099: my $version;
1100: my ($root,$extension)=($key=~/^(.*)\.(\w+)$/);
1101: my $currentversion=&Apache::lonnet::getversion($key);
1102: my $revdate =
1103: &Apache::lonnet::metadata($root.'.'.$extension,
1104: 'lastrevisiondate');
1105: $revdate = &Apache::lonlocal::locallocaltime($revdate);
1106: my $linkurl=&Apache::lonnet::clutter($key);
1107: my $usedversion=$navmap->usedVersion('version_'.$linkurl);
1108: my @resources = $navmap->getResourceByUrl($linkurl,1);
1109: if (($usedversion) && ($usedversion ne 'mostrecent')) {
1110: $version = $usedversion;
1111: } else {
1112: $version = $currentversion;
1113: }
1114: foreach my $res (@resources) {
1115: if (ref($res) eq 'Apache::lonnavmaps::resource') {
1116: my $symb = $res->symb();
1117: %{$$changed{$symb}} = (
1118: current => $currentversion,
1119: version => $version,
1120: revdate => $revdate,
1121: );
1122: }
1123: }
1124: }
1125: }
1126: }
1127: }
1128: return;
1129: }
1130:
1131: sub display_handgrade {
1132: my ($r,$tograde,$rowColor1,$rowColor2,$ungraded) = @_;
1133: my $rowColor;
1134: my %lt = &Apache::lonlocal::texthash(
1135: 'prna' => 'Problem Name',
1136: 'nmun' => 'Number ungraded',
1137: 'nopr' => 'No problems require handgrading',
1138: );
1139: if (@{$tograde} > 0) {
1140: $r->print('<tr bgcolor="#cccccc"><td><b><small>'.$lt{'prna'}.'</small></b></td><td align="right"><b><small>'.$lt{'nmun'}.'</small></b></td></tr>');
1141: my $rowNum = 0;
1142: foreach my $res (@{$tograde}) {
1143: if ($rowNum %2 == 1) {
1144: $rowColor = $rowColor1;
1145: } else {
1146: $rowColor = $rowColor2;
1147: }
1148: my ($map,$id,$url)=&Apache::lonnet::decode_symb($res);
1149: my $linkurl=&Apache::lonnet::clutter($url);
1150: $linkurl .= '?symb='.&escape($res);
1151:
1152: $r->print('<tr bgcolor="'.$rowColor.'"><td><a href="'.$linkurl.'"><small>'.$$ungraded{$res}{title}.'</small></a></td><td align="right"><small>'.$$ungraded{$res}{count}.'</small></td></tr>');
1153: $rowNum ++;
1154: }
1155: } else {
1156: $r->print('<tr><td bgcolor="#ffffff"><br><center><i><b><small> '.$lt{'nopr'}.' </small><br><br></b></i></td></tr>');
1157: }
1158: }
1159:
1160: sub display_haserrors {
1161: my ($r,$bombs,$rowColor1,$rowColor2,$bombed,$res_title) = @_;
1162: my $bombnum = 0;
1163: my $rowColor;
1164: my %lt = &Apache::lonlocal::texthash(
1165: reso => 'Resource',
1166: nmer => 'Number of errors',
1167: noer => 'No problems with errors',
1168: );
1169: if (@{$bombs} > 0) {
1170: $r->print('<tr bgcolor="#cccccc"><td><b><small>'.$lt{'reso'}.'</small></b></td><td align="right"><b><small>'.$lt{'nmer'}.'</small></b></td></tr>');
1171: @{$bombs} = sort { &cmp_title($a,$b,$res_title) } @{$bombs};
1172: foreach my $bomb (@{$bombs}) {
1173: if ($bombnum %2 == 1) {
1174: $rowColor = $rowColor1;
1175: } else {
1176: $rowColor = $rowColor2;
1177: }
1178: $r->print('<tr bgcolor="'.$rowColor.'"><td><small>'.$$bombed{$bomb}{errorlink}.'</small></td><td align="right"><small>'.$$bombed{$bomb}{errorcount}.'</small></td></tr>');
1179: $bombnum ++;
1180: }
1181: } else {
1182: $r->print('<tr><td bgcolor="#ffffff"><br /><center><b><i><small>'.$lt{'noer'}.'</small></i></b></center><br /></td></tr>');
1183: }
1184: return;
1185: }
1186:
1187: sub display_abovethreshold {
1188: my ($r,$refpage,$warnings,$triggered,$res_title) = @_;
1189: my %lt = &Apache::lonlocal::texthash(
1190: reso => 'Resource',
1191: part => 'Part',
1192: nust => 'Num. students',
1193: avat => 'Av. Attempts',
1194: dedi => 'Deg. Diff',
1195: lare => 'Last Reset',
1196: reco => 'Reset Count?',
1197: rese => 'Reset counters to 0',
1198: nopr => 'No problems satisfy threshold criteria',
1199: );
1200: if (@{$warnings} > 0) {
1201: @{$warnings} = sort { &cmp_title($a,$b,$res_title) } @{$warnings};
1202: $r->print('<form name="reset_tracking" method="post" action="/adm/whatsnew">'.
1203: ' <input type="hidden" name="command" value="reset" />'."\n".
1204: ' <input type="hidden" name="refpage" value="'.$refpage.'" />'.
1205: "\n");
1206: $r->print('<tr class="LC_info_row">'.
1207: '<td class="LC_first_item">'.$lt{'reso'}.'</td>'.
1208: '<td>'.$lt{'part'}.'</td><td>'.$lt{'nust'}.'</td>'.
1209: '<td>'.$lt{'avat'}.'</td><td>'.$lt{'dedi'}.'</td>'.
1210: '<td>'.$lt{'lare'}.'</td><td>'.$lt{'reco'}.'</td></tr>');
1211: my $row;
1212: foreach my $res (@{$warnings}) {
1213: $row++;
1214: my ($map,$id,$url)=&Apache::lonnet::decode_symb($res);
1215: my $linkurl=&Apache::lonnet::clutter($url);
1216: my $rowspan;
1217: if ($$triggered{$res}{numparts} > 1) {
1218: $rowspan = 'rowspan="'.$$triggered{$res}{numparts}.'"';
1219: }
1220: $linkurl .= '?symb='.&escape($res);
1221: $r->print('<tr class="'.($row%2?'LC_odd_row':'').'">'.
1222: '<td class="LC_first_item" '.$rowspan.'><a href="'.$linkurl.'">'.
1223: $$triggered{$res}{title}.'</a></td>'.
1224: $$triggered{$res}{text});
1225: }
1226: $r->print('<tr class="LC_info_row"><td colspan="7"><br /><input type="submit" name="counters" value="'.$lt{'rese'}.'" /></td></tr></form>');
1227: } else {
1228: $r->print('<tr class="LC_empty_row"><br />'.$lt{'nopr'}.'<br /></td></tr>');
1229: }
1230: }
1231:
1232: sub display_versionchanges {
1233: my ($r,$changed,$res_title,$rowColor1,$rowColor2,$interval) = @_;
1234: my %lt = &Apache::lonlocal::texthash(
1235: 'reso' => 'Resource',
1236: 'revd' => 'Last revised',
1237: 'newv' => 'New version',
1238: 'veru' => 'Version used',
1239: 'noup' => 'No updated versions',
1240: );
1241: my $rowColor;
1242: if (keys(%{$changed}) > 0) {
1243: $r->print('<tr bgcolor="#cccccc"><td><b><small>'.$lt{'reso'}.'</small></b></td><td><b><small>'.$lt{'revd'}.'</small></b></td><td><b><small>'.$lt{'newv'}.'</small></b></td><td><b><small>'.$lt{'veru'}.'</small></b></td></tr>');
1244:
1245:
1246: my @changes = sort { &cmp_title($a,$b,$res_title) } keys(%{$changed});
1247: my $changenum = 0;
1248: foreach my $item (@changes) {
1249: if ($changenum %2 == 1) {
1250: $rowColor = $rowColor1;
1251: } else {
1252: $rowColor = $rowColor2;
1253: }
1254: my ($map,$id,$url)=&Apache::lonnet::decode_symb($item);
1255: my $linkurl=&Apache::lonnet::clutter($url);
1256: $linkurl .= '?symb='.&escape($item);
1257:
1258: $r->print('<tr bgcolor="'.$rowColor.'"><td><small><a href="'.$linkurl.'">'.$$res_title{$item}.'</a></small></td><td><small>'.$$changed{$item}{'revdate'}.'</small></td><td><small>'.$$changed{$item}{'current'}.'</small></td><td><small>'.$$changed{$item}{'version'}.'</small></td></tr>');
1259: $changenum ++;
1260: }
1261: } else {
1262: $r->print('<tr><td bgcolor="#ffffff"><br /><center><b><i><small>'.$lt{'noup'}.' '.$interval.'</small></i></b></center><br /></td></tr>');
1263: }
1264: return;
1265: }
1266:
1267: sub display_coursediscussion {
1268: my ($r,$newdiscussions,$unread,$countunread,$res_title,$rowColor1,
1269: $rowColor2) = @_;
1270: my $lctype = lc(&Apache::loncommon::course_type());
1271: my %lt = &Apache::lonlocal::texthash(
1272: 'loca' => 'Location',
1273: 'type' => 'Type',
1274: 'numn' => 'Number of new posts',
1275: 'noun' => 'No unread posts in '.$lctype.' discussions',
1276: 'tmlp' => 'Time of last post',
1277: );
1278: my $rowColor;
1279: if (@{$newdiscussions} > 0) {
1280: $r->print('<tr bgcolor="#cccccc"><td><b><small>'.$lt{'loca'}.
1281: '</small></b></td><td><b><small>'.$lt{'type'}.
1282: '</small></b>');
1283: if ($countunread eq 'on') {
1284: $r->print('<td><b><small>'.$lt{'tmlp'}.'</small></b></td>'.
1285: '<td align="right"><b><small>'.$lt{'numn'}.
1286: '</small></b></td>');
1287: } else {
1288: $r->print('<td align="right"><b><small>'.$lt{'tmlp'}.
1289: '</small></b></td>');
1290: }
1291: $r->print("</tr>\n");
1292: @{$newdiscussions} = sort { &cmp_title($a,$b,$res_title) }
1293: @{$newdiscussions};
1294: my $rowNum = 0;
1295: foreach my $ressymb (@{$newdiscussions}) {
1296: my $forum_title = $$unread{$ressymb}{'title'};
1297: my $type = 'Resource';
1298: my $feedurl=&Apache::lonfeedback::get_feedurl($ressymb);
1299: if ($feedurl =~ /bulletinboard/) {
1300: $type = 'Bulletin Board';
1301: }
1302: if ($rowNum %2 == 1) {
1303: $rowColor = $rowColor1;
1304: } else {
1305: $rowColor = $rowColor2;
1306: }
1307: my $lastpost = &Apache::lonnavmaps::timeToHumanString(
1308: $$unread{$ressymb}{'lastpost'});
1309: $r->print('<tr bgcolor="'.$rowColor.'"><td><small><a href="'.$feedurl.'?symb='.$$unread{$ressymb}{symb}.'">'.$forum_title.'</a> </td><td><small>'.$type.' </small></td>');
1310: if ($countunread eq 'on') {
1311: my $unreadnum = $$unread{$ressymb}{'unreadcount'};
1312: $r->print('<td><small>'.$lastpost.'<small></td><td align="right">'.
1313: '<small>',$unreadnum.' </small></td>');
1314: } else {
1315: $r->print('<td align="right"><small>'.$lastpost.'</small></td>');
1316: }
1317: $r->print("</tr>\n");
1318: $rowNum ++;
1319: }
1320: } else {
1321: $r->print('<tr><td bgcolor="#ffffff"><br><center> <i><b><small>'.
1322: $lt{'noun'}.'</small></b></i><br><br></td></tr>');
1323: }
1324: }
1325:
1326: sub display_coursenormalmail {
1327: my ($r,$msgcount,$newmsgs,$rowColor1,$rowColor2) = @_;
1328: my $rowColor;
1329: my $lctype = lc(&Apache::loncommon::course_type());
1330: if ($msgcount > 0) {
1331: $r->print('<tr bgcolor="#cccccc"><td><b><small>'.&mt('Number').'</small></b></td><td><b><small>'.&mt('Subject').'</small></b></td><td><b><small>'.&mt('Sender').'</small></b></td><td><b><small>'.&mt('Date/Time').'</small></b></td></tr>');
1332: my $rowNum = 0;
1333: my $mailcount = 1;
1334: foreach my $msg (@{$newmsgs}) {
1335: if ($rowNum %2 == 1) {
1336: $rowColor = $rowColor1;
1337: } else {
1338: $rowColor = $rowColor2;
1339: }
1340: $r->print('<tr bgcolor="'.$rowColor.'"><td valign="top"><small>'.$mailcount.'. </small></td><td valign="top"><small><a href="/adm/communicate">'.$msg->{'shortsub'}.'</a> </small></td><td valign="top"><small> '.$msg->{'from'}.'@'.$msg->{'fromdom'}.' </small></td><td valign="top"><small>'.$msg->{'sendtime'}.'</small></td></tr>');
1341: $rowNum ++;
1342: $mailcount ++;
1343: }
1344: } else {
1345: $r->print('<tr><td bgcolor="#ffffff" width="100%"><center><br /><b><i><small>'.&mt('No new '.$lctype.' messages').'</small></i></b><br /><br /></center></td></tr>');
1346: }
1347: }
1348:
1349: sub display_coursecritmail {
1350: my ($r,$critmsgcount,$critmsgs,$rowColor1,$rowColor2) = @_;
1351: my $rowColor;
1352: my $lctype = lc(&Apache::loncommon::course_type());
1353: if ($critmsgcount > 0) {
1354: $r->print('<tr bgcolor="#cccccc"><td><b><small>'.&mt('Number').'</small></b></td><td><b><small>'.&mt('Subject').'</small></b></td><td><b><small>'.&mt('Sender').'</small></b></td><td><b><small>'.&mt('Date/Time').'</small></b></td></tr>');
1355: my $rowNum = 0;
1356: my $mailcount = 1;
1357: foreach my $msg (@{$critmsgs}) {
1358: if ($rowNum %2 == 1) {
1359: $rowColor = $rowColor1;
1360: } else {
1361: $rowColor = $rowColor2;
1362: }
1363: $r->print('<tr bgcolor="'.$rowColor.'"><td valign="top"><small>'.$mailcount.'. <small></td><td valign="top"><small><a href="/adm/email?folder=critical">'.$msg->{'shortsub'}.'</a> </small></td><td valign="top"><small> '.$msg->{'from'}.'@'.$msg->{'fromdom'}.' </small></td><td valign="top"><small>'.$msg->{'sendtime'}.'</small></td></tr>');
1364: $rowNum ++;
1365: $mailcount ++;
1366: }
1367: } else {
1368: $r->print('<tr><td bgcolor="#ffffff" width="100%"><center><br /><b><i><small>'.&mt('No unread critical messages in '.$lctype).'</small></i></b><br /><br /></center></td></tr>');
1369: }
1370: }
1371:
1372: sub cmp_title {
1373: my ($a,$b,$res_title) = @_;
1374: my ($atitle,$btitle) = (lc($$res_title{$a}),lc($$res_title{$b}));
1375: $atitle=~s/^\s*//;
1376: $btitle=~s/^\s*//;
1377: return $atitle cmp $btitle;
1378: }
1379:
1380: sub get_display_settings {
1381: my ($uname,$udom,$cid) = @_;
1382: my %settings = &Apache::lonnet::dump('nohist_whatsnew',$udom,$uname,$cid);
1383: my ($tmp) = keys(%settings);
1384: if ($tmp=~ /^(con_lost|error|no_such_host)/i) {
1385: %settings = ();
1386: unless ($tmp =~ /^error: 2 /) {
1387: my $lctype = lc(&Apache::loncommon::course_type());
1388: &Apache::lonnet::logthis('Error retrieving whatsnew settings: '.
1389: $tmp.' for '.$uname.':'.$udom.' for '.$lctype.': '.$cid);
1390: }
1391: }
1392: return %settings;
1393: }
1394:
1395: sub store_display_settings {
1396: my ($uname,$udom,$cid,$checkallowed) = @_;
1397: my %whatsnew_settings;
1398: my $result;
1399: foreach my $key (keys(%{$checkallowed})) {
1400: if ($key =~ /_section$/) { next; }
1401: if (exists($env{'form.display_'.$key})) {
1402: unless ($env{'form.display_'.$key} eq '') {
1403: $whatsnew_settings{$cid.':'.$key} = $env{'form.display_'.$key};
1404: }
1405: }
1406: }
1407: if (keys(%whatsnew_settings)) {
1408: $result = &Apache::lonnet::put('nohist_whatsnew',\%whatsnew_settings,
1409: $udom,$uname);
1410: } else {
1411: $result = 'ok';
1412: }
1413: return $result;
1414: }
1415:
1416: sub store_interval_setting {
1417: my ($uname,$udom,$cid,$interval_titles) = @_;
1418: my %interval_settings = ();
1419: my $result;
1420: if (defined($env{'form.interval'})) {
1421: $interval_settings{$cid.':interval'} = $env{'form.interval'};
1422: my $outcome = &Apache::lonnet::put('nohist_whatsnew',
1423: \%interval_settings,$udom,$uname);
1424: if ($outcome eq 'ok') {
1425: $result = &mt('Interval set to version changes [_1]',
1426: '<b>'.$$interval_titles{$env{'form.interval'}}.'</b><br />');
1427:
1428: } else {
1429: my $lctype = lc(&Apache::loncommon::course_type());
1430: &Apache::lonnet::logthis('Error storing whatsnew interval setting'.
1431: ' '.$outcome.' for '.$uname.':'.$udom.' in '.$lctype.' '.$cid);
1432: $result = &mt('Unable to set interval to [_1] due to [_2].',
1433: '<b>'.$$interval_titles{$env{'form.interval'}}.'</b>',
1434: '<tt>'.$outcome.'</tt>.<br />');
1435: }
1436: }
1437: return $result;
1438: }
1439:
1440: sub store_discussion_setting {
1441: my ($uname,$udom,$cid) = @_;
1442: my %discussion_settings;
1443: my $result;
1444: if (defined($env{'form.countunread'})) {
1445: $discussion_settings{$cid.':countunread'} = $env{'form.countunread'};
1446: my $outcome = &Apache::lonnet::put('nohist_whatsnew',
1447: \%discussion_settings,$udom,$uname);
1448: if ($outcome eq 'ok') {
1449: $result = &mt('Count unread posts in discussions display set to [_1]',
1450: '<b>'.$env{'form.countunread'}.'</b><br />');
1451:
1452: } else {
1453: my $lctype = lc(&Apache::loncommon::course_type());
1454: &Apache::lonnet::logthis('Error storing whatsnew countunread setting'.
1455: ' '.$outcome.' for '.$uname.':'.$udom.' in '.$lctype.' '.$cid);
1456: $result = &mt('Unable to set "number unread posts display" to [_1]'.
1457: ' due to [_2].',
1458: '<b>'.$env{'form.countunread'}.'</b>',
1459: '<tt>'.$outcome.'</tt>.<br />');
1460: }
1461: }
1462: return $result;
1463: }
1464:
1465: sub store_courseinit_setting {
1466: my ($uname,$udom,$cid,$initpage) = @_;
1467: my %courseinit_settings;
1468: my $page_control;
1469: my $result;
1470: if (defined($env{'form.courseinit_control'})) {
1471: if ($env{'form.courseinit_control'} eq 'userpref') {
1472: $courseinit_settings{$cid.':courseinit'} = '';
1473: $page_control = 'global preferences';
1474: } else {
1475: if (defined($env{'form.courseinit_page'})) {
1476: $courseinit_settings{$cid.':courseinit'} =
1477: $env{'form.courseinit_page'};
1478: $page_control = 'course specific setting';
1479: }
1480: }
1481: if ($page_control) {
1482: my $lctype = lc(&Apache::loncommon::course_type());
1483: my $outcome = &Apache::lonnet::put('nohist_whatsnew',
1484: \%courseinit_settings,$udom,$uname);
1485: if ($outcome eq 'ok') {
1486: if ($page_control eq 'global preferences') {
1487: $result = &mt("Page displayed after role selection in $lctype now set by <b>user's global preferences</b>.");
1488: } else {
1489: $result = &mt('Page displayed after role selection in this '.$lctype.' set to <b>[_2]</b>',$lctype,$$initpage{$env{'form.courseinit_page'}});
1490: }
1491: } else {
1492: &Apache::lonnet::logthis('Error storing whatsnew courseinit '.
1493: 'setting: '.$outcome.' for '.$uname.
1494: ':'.$udom.' in '.$lctype.' '.$cid);
1495: if ($page_control eq 'global preferences') {
1496: $result = &mt('Unable to set control of page display to [_1]'.
1497: ' due to [_2].',
1498: '<b>'.$page_control.'</b>',
1499: '<tt>'.$outcome.'</tt>.<br />');
1500: } else {
1501: $result = &mt('Unable to set page display, after role selection, for this '.$lctype.' to <b>[_2]</b> due to <tt>[_3]</tt>.<br />',
1502: $$initpage{$env{'form.courseinit_page'}},$outcome);
1503: }
1504: }
1505: }
1506: }
1507: return $result;
1508: }
1509:
1510: sub start_box {
1511: my ($r,$tabbg,$show,$heading,$caller,$refpage) = @_;
1512: my %lt = &Apache::lonlocal::texthash(
1513: chth => 'Change thresholds?',
1514: chin => 'Change interval?',
1515: chop => 'Change options?',
1516: );
1517: my ($showhide,$class);
1518: if ($$show{$caller}) {
1519: $showhide = '<b><a href="javascript:change_display(document.visible.'.
1520: 'display_'.$caller.",'hide'".');">Hide</a></b>';
1521:
1522: } else {
1523: $showhide = '<b><a href="javascript:change_display(document.visible.'.
1524: 'display_'.$caller.",'show'".');">Show</a></b>';
1525: }
1526:
1527: $r->print('
1528: <table border="0" cellpadding="0" cellspacing="0" bgcolor="#000000" width="100%">
1529: <tr>
1530: <td>
1531: <table border="0" cellpadding="1" cellspacing="1" bgcolor="#000000" width="100%">
1532: <tr>
1533: <td bgcolor="'.$tabbg.'">
1534: <table width="100%" border="0" cellspacing="0" cellpadding="0">
1535: <tr>
1536: <td><b>'.$$heading{$caller}.'</b></td>
1537: <td valign="top" align="right">'.$showhide.'</td>
1538: </tr>
1539: </table>
1540: </td>
1541: </tr>');
1542: if (($caller eq 'abovethreshold') && ($$show{$caller})) {
1543: if ($$show{$caller}) {
1544: $r->print('
1545: <tr>
1546: <td bgcolor="'.$tabbg.'" align="right"><a href="/adm/whatsnew?command=chgthreshold&refpage='.$refpage.'"><b><small>'.$lt{'chth'}.'</small></b></a></td>
1547: </tr>');
1548: }
1549: $class='class="LC_whatsnew"';
1550: } elsif (($caller eq 'versionchanges') && ($$show{$caller})) {
1551: if ($$show{$caller}) {
1552: $r->print('
1553: <tr>
1554: <td bgcolor="'.$tabbg.'" align="right"><a href="/adm/whatsnew?command=chginterval&refpage='.$refpage.'"><b><small>'.$lt{'chin'}.'</small></b></a></td>
1555: </tr>');
1556: }
1557: } elsif ($caller eq 'coursediscussion') {
1558: if ($$show{$caller}) {
1559: $r->print('
1560: <tr>
1561: <td bgcolor="'.$tabbg.'" align="right"><a href="/adm/whatsnew?command=chgdisc&refpage='.$refpage.'"><b><small>'.$lt{'chop'}.'</small></b></a></td>
1562: </tr>');
1563: }
1564: }
1565: $r->print('
1566: <tr>
1567: <td bgcolor="#ffffff">
1568: <table cellpadding="2" cellspacing="0" border="0" width="100%" '.$class.'>
1569: ');
1570: return;
1571: }
1572:
1573: sub end_box {
1574: my ($r) = shift;
1575: $r->print('
1576: </table>
1577: </td>
1578: </tr>
1579: </table>
1580: </td>
1581: </tr>
1582: </table><br />');
1583: return;
1584: }
1585:
1586: 1;
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