1: # The LearningOnline Network
2: # Feedback
3: #
4: # $Id: lonfeedback.pm,v 1.51 2003/09/03 18:09:50 albertel Exp $
5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
28: # (Internal Server Error Handler
29: #
30: # (Login Screen
31: # 5/21/99,5/22,5/25,5/26,5/31,6/2,6/10,7/12,7/14,
32: # 1/14/00,5/29,5/30,6/1,6/29,7/1,11/9 Gerd Kortemeyer)
33: #
34: # 3/1/1 Gerd Kortemeyer)
35: #
36: # 3/1,2/3,2/5,2/6,2/8 Gerd Kortemeyer
37: # 2/9 Guy Albertelli
38: # 2/10 Gerd Kortemeyer
39: # 2/13 Guy Albertelli
40: # 7/25 Gerd Kortemeyer
41: # 7/26 Guy Albertelli
42: # 7/26,8/10,10/1,11/5,11/6,12/27,12/29 Gerd Kortemeyer
43: # YEAR=2002
44: # 1/1,1/16 Gerd Kortemeyer
45: #
46:
47: package Apache::lonfeedback;
48:
49: use strict;
50: use Apache::Constants qw(:common);
51: use Apache::lonmsg();
52: use Apache::loncommon();
53: use Apache::lontexconvert();
54:
55: sub mail_screen {
56: my ($r,$feedurl,$options) = @_;
57: my $bodytag=&Apache::loncommon::bodytag('Resource Feedback and Discussion',
58: '','onLoad="window.focus();"');
59: my $title=&Apache::lonnet::gettitle($feedurl);
60: if (!$title) { $title = $feedurl; }
61: my $latexHelp = Apache::loncommon::helpLatexCheatsheet();
62: $r->print(<<ENDDOCUMENT);
63: <html>
64: <head>
65: <title>The LearningOnline Network with CAPA</title>
66: <meta http-equiv="pragma" content="no-cache"></meta>
67: <script>
68: function gosubmit() {
69: var rec=0;
70: if (typeof(document.mailform.elements.author)!="undefined") {
71: if (document.mailform.elements.author.checked) {
72: rec=1;
73: }
74: }
75: if (typeof(document.mailform.elements.question)!="undefined") {
76: if (document.mailform.elements.question.checked) {
77: rec=1;
78: }
79: }
80: if (typeof(document.mailform.elements.course)!="undefined") {
81: if (document.mailform.elements.course.checked) {
82: rec=1;
83: }
84: }
85: if (typeof(document.mailform.elements.policy)!="undefined") {
86: if (document.mailform.elements.policy.checked) {
87: rec=1;
88: }
89: }
90: if (typeof(document.mailform.elements.discuss)!="undefined") {
91: if (document.mailform.elements.discuss.checked) {
92: rec=1;
93: }
94: }
95: if (typeof(document.mailform.elements.anondiscuss)!="undefined") {
96: if (document.mailform.elements.anondiscuss.checked) {
97: rec=1;
98: }
99: }
100:
101: if (rec) {
102: document.mailform.submit();
103: } else {
104: alert('Please check a feedback type.');
105: }
106: }
107: </script>
108: </head>
109: $bodytag
110: <h2><tt>$title</tt></h2>
111: <form action="/adm/feedback" method="post" name="mailform"
112: enctype="multipart/form-data">
113: <input type=hidden name=postdata value="$feedurl">
114: Please check at least one of the following feedback types:
115: $options<hr>
116: My question/comment/feedback:<p>
117: $latexHelp
118: <textarea name=comment cols=60 rows=10 wrap=hard>
119: </textarea><p>
120: Attachment (128 KB max size): <input type="file" name="attachment" />
121: </p>
122: <p>
123: <input type="hidden" name="sendit" value="1" />
124: <input type=button value="Send Feedback" onClick='gosubmit();' />
125: </p>
126: </form>
127: ENDDOCUMENT
128: $r->print(&generate_preview_button().'</body></html>');
129: }
130:
131: sub fail_redirect {
132: my ($r,$feedurl) = @_;
133: $r->print (<<ENDFAILREDIR);
134: <head><title>Feedback not sent</title>
135: <meta http-equiv="pragma" content="no-cache"></meta>
136: <meta HTTP-EQUIV="Refresh" CONTENT="2; url=$feedurl">
137: </head>
138: <html>
139: <body bgcolor="#FFFFFF">
140: <img align=right src=/adm/lonIcons/lonlogos.gif>
141: <b>Sorry, no recipients ...</b>
142: </body>
143: </html>
144: ENDFAILREDIR
145: }
146:
147: sub redirect_back {
148: my ($r,$feedurl,$typestyle,$sendsomething,$sendposts,$status) = @_;
149: $r->print (<<ENDREDIR);
150: <head>
151: <title>Feedback sent</title>
152: <meta http-equiv="pragma" content="no-cache"></meta>
153: <meta HTTP-EQUIV="Refresh" CONTENT="2; url=$feedurl">
154: </head>
155: <html>
156: <body bgcolor="#FFFFFF" onLoad='if (window.name!="loncapaclient") { this.document.reldt.submit(); self.close(); }'>
157: <img align=right src=/adm/lonIcons/lonlogos.gif>
158: $typestyle
159: <b>Sent $sendsomething message(s), and $sendposts post(s).</b>
160: <font color=red>$status</font>
161: <form name="reldt" action="$feedurl" target="loncapaclient">
162: </form>
163: </body>
164: </html>
165: ENDREDIR
166: }
167:
168: sub no_redirect_back {
169: my ($r,$feedurl) = @_;
170: $r->print (<<ENDNOREDIR);
171: <head><title>Feedback not sent</title>
172: <meta http-equiv="pragma" content="no-cache"></meta>
173: ENDNOREDIR
174:
175: if ($feedurl!~/^\/adm\/feedback/) {
176: $r->print('<meta HTTP-EQUIV="Refresh" CONTENT="2; url='.$feedurl.'">');
177: }
178:
179: $r->print (<<ENDNOREDIRTWO);
180: </head>
181: <html>
182: <body bgcolor="#FFFFFF" onLoad='if (window.name!="loncapaclient") { self.close(); }'>
183: <img align=right src=/adm/lonIcons/lonlogos.gif>
184: <b>Sorry, no feedback possible on this resource ...</b>
185: </body>
186: </html>
187: ENDNOREDIRTWO
188: }
189:
190: sub screen_header {
191: my ($feedurl) = @_;
192: my $msgoptions='';
193: my $discussoptions='';
194: if (($feedurl=~/^\/res\//) && ($feedurl!~/^\/res\/adm/)) {
195: $msgoptions=
196: '<p><input type=checkbox name=author> Feedback to resource author';
197: }
198: if (&feedback_available(1)) {
199: $msgoptions.=
200: '<br><input type=checkbox name=question> Question about resource content';
201: }
202: if (&feedback_available(0,1)) {
203: $msgoptions.=
204: '<br><input type=checkbox name=course> '.
205: 'Question/Comment/Feedback about course content';
206: }
207: if (&feedback_available(0,0,1)) {
208: $msgoptions.=
209: '<br><input type=checkbox name=policy> '.
210: 'Question/Comment/Feedback about course policy';
211: }
212:
213: if ($ENV{'request.course.id'}) {
214: if (&Apache::lonnet::allowed('pch',
215: $ENV{'request.course.id'}.
216: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
217: $discussoptions='<input type="checkbox" name="discuss" onClick="this.form.anondiscuss.checked=false;"> '.
218: 'Contribution to course discussion of resource';
219: $discussoptions.='<br><input type="checkbox" name="anondiscuss" onClick="this.form.discuss.checked=false;"> '.
220: 'Anonymous contribution to course discussion of resource'.
221: ' <i>(name only visible to course faculty)</i>';
222: }
223: }
224: if ($msgoptions) { $msgoptions='<h2>Sending Messages</h2>'.$msgoptions; }
225: if ($discussoptions) {
226: $discussoptions='<h2>Discussion Contributions</h2>'.$discussoptions; }
227: return $msgoptions.$discussoptions;
228: }
229:
230: sub resource_output {
231: my ($feedurl) = @_;
232: my $usersaw=&Apache::lonnet::ssi_body($feedurl);
233: $usersaw=~s/\<body[^\>]*\>//gi;
234: $usersaw=~s/\<\/body\>//gi;
235: $usersaw=~s/\<html\>//gi;
236: $usersaw=~s/\<\/html\>//gi;
237: $usersaw=~s/\<head\>//gi;
238: $usersaw=~s/\<\/head\>//gi;
239: $usersaw=~s/action\s*\=/would_be_action\=/gi;
240: return $usersaw;
241: }
242:
243: sub clear_out_html {
244: my ($message,$override)=@_;
245: my $cid=$ENV{'request.course.id'};
246: if (($ENV{"course.$cid.allow_limited_html_in_feedback"} =~ m/yes/i) ||
247: ($override)) {
248: # allows <B> <I> <P> <A> <LI> <OL> <UL> <EM> <BR> <TT> <STRONG>
249: # <BLOCKQUOTE> <DIV .*> <DIV> <IMG>
250: my %html=(B=>1, I=>1, P=>1, A=>1, LI=>1, OL=>1, UL=>1, EM=>1,
251: BR=>1, TT=>1, STRONG=>1, BLOCKQUOTE=>1, DIV=>1, IMG=>1);
252:
253: $message =~ s/\<(\/?\s*(\w+)[^\>\<]*)/
254: {($html{uc($2)}&&(length($1)<1000))?"\<$1":"\<$1"}/ge;
255: $message =~ s/(\<?\s*(\w+)[^\<\>]*)\>/
256: {($html{uc($2)}&&(length($1)<1000))?"$1\>":"$1\>"}/ge;
257: } else {
258: $message=~s/\<\/*m\s*\>//g;
259: $message=~s/\</\<\;/g;
260: $message=~s/\>/\>\;/g;
261: }
262: return $message;
263: }
264:
265: sub assemble_email {
266: my ($feedurl,$message,$prevattempts,$usersaw,$useranswer)=@_;
267: my $email=<<"ENDEMAIL";
268: Refers to <a href="$feedurl">$feedurl</a>
269:
270: $message
271: ENDEMAIL
272: my $citations=<<"ENDCITE";
273: <h2>Previous attempts of student (if applicable)</h2>
274: $prevattempts
275: <p><hr>
276: <h2>Original screen output (if applicable)</h2>
277: $usersaw
278: <h2>Correct Answer(s) (if applicable)</h2>
279: $useranswer
280: ENDCITE
281: return ($email,$citations);
282: }
283:
284: sub secapply {
285: my $rec=shift;
286: my $defaultflag=shift;
287: $rec=~s/\s+//g;
288: $rec=~s/\@/\:/g;
289: my ($adr,$sections)=($rec=~/^([^\(]+)\(([^\)]+)\)/);
290: if ($sections) {
291: foreach (split(/\;/,$sections)) {
292: if (($_ eq $ENV{'request.course.sec'}) ||
293: ($defaultflag && ($_ eq '*'))) {
294: return $adr;
295: }
296: }
297: } else {
298: return $rec;
299: }
300: return '';
301: }
302:
303: sub decide_receiver {
304: my ($feedurl,$author,$question,$course,$policy,$defaultflag) = @_;
305: my $typestyle='';
306: my %to=();
307: if ($ENV{'form.author'}||$author) {
308: $typestyle.='Submitting as Author Feedback<br>';
309: $feedurl=~/^\/res\/(\w+)\/(\w+)\//;
310: $to{$2.':'.$1}=1;
311: }
312: if ($ENV{'form.question'}||$question) {
313: $typestyle.='Submitting as Question<br>';
314: foreach (split(/\,/,
315: $ENV{'course.'.$ENV{'request.course.id'}.'.question.email'})
316: ) {
317: my $rec=&secapply($_,$defaultflag);
318: if ($rec) { $to{$rec}=1; }
319: }
320: }
321: if ($ENV{'form.course'}||$course) {
322: $typestyle.='Submitting as Comment<br>';
323: foreach (split(/\,/,
324: $ENV{'course.'.$ENV{'request.course.id'}.'.comment.email'})
325: ) {
326: my $rec=&secapply($_,$defaultflag);
327: if ($rec) { $to{$rec}=1; }
328: }
329: }
330: if ($ENV{'form.policy'}||$policy) {
331: $typestyle.='Submitting as Policy Feedback<br>';
332: foreach (split(/\,/,
333: $ENV{'course.'.$ENV{'request.course.id'}.'.policy.email'})
334: ) {
335: my $rec=&secapply($_,$defaultflag);
336: if ($rec) { $to{$rec}=1; }
337: }
338: }
339: if ((scalar(%to) eq '0') && (!$defaultflag)) {
340: ($typestyle,%to)=
341: &decide_receiver($feedurl,$author,$question,$course,$policy,1);
342: }
343: return ($typestyle,%to);
344: }
345:
346: sub feedback_available {
347: my ($question,$course,$policy)=@_;
348: my ($typestyle,%to)=&decide_receiver('',0,$question,$course,$policy);
349: return scalar(%to);
350: }
351:
352: sub send_msg {
353: my ($feedurl,$email,$citations,$attachmenturl,%to)=@_;
354: my $status='';
355: my $sendsomething=0;
356: foreach (keys %to) {
357: if ($_) {
358: my $declutter=&Apache::lonnet::declutter($feedurl);
359: unless (&Apache::lonmsg::user_normal_msg(split(/\:/,$_),
360: 'Feedback ['.$declutter.']',$email,$citations,$feedurl,
361: $attachmenturl)=~/ok/) {
362: $status.='<br>Error sending message to '.$_.'<br>';
363: } else {
364: $sendsomething++;
365: }
366: }
367: }
368:
369: my %record=&Apache::lonnet::restore('_feedback');
370: my ($temp)=keys %record;
371: unless ($temp=~/^error\:/) {
372: my %newrecord=();
373: $newrecord{'resource'}=$feedurl;
374: $newrecord{'subnumber'}=$record{'subnumber'}+1;
375: unless (&Apache::lonnet::cstore(\%newrecord,'_feedback') eq 'ok') {
376: $status.='<br>Not registered<br>';
377: }
378: }
379:
380: return ($status,$sendsomething);
381: }
382:
383: sub adddiscuss {
384: my ($symb,$email,$anon,$attachmenturl)=@_;
385: my $status='';
386: if (&Apache::lonnet::allowed('pch',$ENV{'request.course.id'}.
387: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
388:
389: my %contrib=('message' => $email,
390: 'sendername' => $ENV{'user.name'},
391: 'senderdomain' => $ENV{'user.domain'},
392: 'screenname' => $ENV{'environment.screenname'},
393: 'plainname' => $ENV{'environment.firstname'}.' '.
394: $ENV{'environment.middlename'}.' '.
395: $ENV{'environment.lastname'}.' '.
396: $ENV{'enrironment.generation'},
397: 'attachmenturl'=> $attachmenturl);
398: if ($anon) {
399: $contrib{'anonymous'}='true';
400: }
401: if (($symb) && ($email)) {
402: $status='Adding to class discussion'.($anon?' (anonymous)':'').': '.
403: &Apache::lonnet::store(\%contrib,$symb,$ENV{'request.course.id'},
404: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
405: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
406: my %storenewentry=($symb => time);
407: $status.='<br>Updating discussion time: '.
408: &Apache::lonnet::put('discussiontimes',\%storenewentry,
409: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
410: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
411: }
412: my %record=&Apache::lonnet::restore('_discussion');
413: my ($temp)=keys %record;
414: unless ($temp=~/^error\:/) {
415: my %newrecord=();
416: $newrecord{'resource'}=$symb;
417: $newrecord{'subnumber'}=$record{'subnumber'}+1;
418: $status.='<br>Registering: '.
419: &Apache::lonnet::cstore(\%newrecord,'_discussion');
420: }
421: } else {
422: $status.='Failed.';
423: }
424: return $status.'<br>';
425: }
426:
427: # ----------------------------------------------------------- Preview function
428:
429: sub show_preview {
430: my $r=shift;
431: my $message=&clear_out_html($ENV{'form.comment'});
432: $message=~s/\n/\<br \/\>/g;
433: $message=&Apache::lontexconvert::msgtexconverted($message);
434: $r->print('<table border="2"><tr><td>'.
435: $message.'</td></tr></table>');
436: }
437:
438: sub generate_preview_button {
439: return(<<ENDPREVIEW);
440: <form name="preview" action="/adm/feedback?preview=1" method="post" target="preview">
441: <input type="hidden" name="comment" />
442: <input type="button" value="Show Preview"
443: onClick="this.form.comment.value=document.mailform.comment.value;this.form.submit();" />
444: </form>
445: ENDPREVIEW
446: }
447: sub handler {
448: my $r = shift;
449: if ($r->header_only) {
450: $r->content_type('text/html');
451: $r->send_http_header;
452: return OK;
453: }
454:
455: # --------------------------- Get query string for limited number of parameters
456:
457: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
458: ['hide','unhide','deldisc','postdata','preview']);
459:
460: if (($ENV{'form.hide'}) || ($ENV{'form.unhide'})) {
461: # ----------------------------------------------------------------- Hide/unhide
462: $r->content_type('text/html');
463: $r->send_http_header;
464:
465: my $entry=$ENV{'form.hide'}?$ENV{'form.hide'}:$ENV{'form.unhide'};
466:
467: my ($symb,$idx)=split(/\:\:\:/,$entry);
468: my ($map,$ind,$url)=split(/\_\_\_/,$symb);
469:
470: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
471: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
472: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
473:
474:
475: my $currenthidden=$contrib{'hidden'};
476:
477: if ($ENV{'form.hide'}) {
478: $currenthidden.='.'.$idx.'.';
479: } else {
480: $currenthidden=~s/\.$idx\.//g;
481: }
482: my %newhash=('hidden' => $currenthidden);
483:
484: &Apache::lonnet::store(\%newhash,$symb,$ENV{'request.course.id'},
485: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
486: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
487:
488: &redirect_back($r,&Apache::lonnet::clutter($url),
489: 'Changed discussion status<p>','0','0');
490: } elsif ($ENV{'form.deldisc'}) {
491: # --------------------------------------------------------------- Hide for good
492: $r->content_type('text/html');
493: $r->send_http_header;
494:
495: my $entry=$ENV{'form.deldisc'};
496:
497: my ($symb,$idx)=split(/\:\:\:/,$entry);
498: my ($map,$ind,$url)=split(/\_\_\_/,$symb);
499:
500: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
501: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
502: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
503:
504:
505: my $currentdeleted=$contrib{'deleted'};
506:
507: $currentdeleted.='.'.$idx.'.';
508:
509: my %newhash=('deleted' => $currentdeleted);
510:
511: &Apache::lonnet::store(\%newhash,$symb,$ENV{'request.course.id'},
512: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
513: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
514:
515: &redirect_back($r,&Apache::lonnet::clutter($url),
516: 'Changed discussion status<p>','0','0');
517: } elsif ($ENV{'form.preview'}) {
518: # -------------------------------------------------------- User wants a preview
519: &show_preview($r);
520: } else {
521: # ------------------------------------------------------------- Normal feedback
522: my $feedurl=$ENV{'form.postdata'};
523: $feedurl=~s/^http\:\/\///;
524: $feedurl=~s/^$ENV{'SERVER_NAME'}//;
525: $feedurl=~s/^$ENV{'HTTP_HOST'}//;
526:
527: my $symb=&Apache::lonnet::symbread($feedurl);
528: unless ($symb) {
529: $symb=$ENV{'form.symb'};
530: if ($symb) {
531: my ($map,$id,$url)=split(/\_\_\_/,$symb);
532: $feedurl=&Apache::lonnet::clutter($url);
533: }
534: }
535: my $goahead=1;
536: if ($feedurl=~/\.(problem|exam|quiz|assess|survey|form)$/) {
537: unless ($symb) { $goahead=0; }
538: }
539:
540: if ($goahead) {
541: # Go ahead with feedback, no ambiguous reference
542: $r->content_type('text/html');
543: $r->send_http_header;
544:
545: if (
546: (
547: ($feedurl=~m:^/res:) && ($feedurl!~m:^/res/adm:)
548: )
549: ||
550: ($ENV{'request.course.id'} && ($feedurl!~m:^/adm:))
551: ||
552: ($ENV{'request.course.id'} && ($symb=~/^bulletin\_\_\_/))
553: ) {
554: # --------------------------------------------------- Print login screen header
555: unless ($ENV{'form.sendit'}) {
556: my $options=&screen_header($feedurl);
557: if ($options) {
558: &mail_screen($r,$feedurl,$options);
559: } else {
560: &fail_redirect($r,$feedurl);
561: }
562: } else {
563:
564: # Get previous user input
565: my $prevattempts=&Apache::loncommon::get_previous_attempt(
566: $symb,$ENV{'user.name'},$ENV{'user.domain'},
567: $ENV{'request.course.id'});
568:
569: # Get output from resource
570: my $usersaw=&resource_output($feedurl);
571:
572: # Get resource answer (need to allow student to view grades for this to work)
573: &Apache::lonnet::appenv(('allowed.vgr'=>'F'));
574: my $useranswer=&Apache::loncommon::get_student_answers(
575: $symb,$ENV{'user.name'},$ENV{'user.domain'},
576: $ENV{'request.course.id'});
577: &Apache::lonnet::delenv('allowed.vgr');
578: # Get attachments, if any, and not too large
579: my $attachmenturl='';
580: if ($ENV{'form.attachment.filename'}) {
581: unless (length($ENV{'form.attachment'})>131072) {
582: $attachmenturl=&Apache::lonnet::userfileupload('attachment');
583: }
584: }
585: # Filter HTML out of message (could be nasty)
586: my $message=&clear_out_html($ENV{'form.comment'});
587:
588: # Assemble email
589: my ($email,$citations)=&assemble_email($feedurl,$message,$prevattempts,
590: $usersaw,$useranswer);
591:
592: # Who gets this?
593: my ($typestyle,%to) = &decide_receiver($feedurl);
594:
595: # Actually send mail
596: my ($status,$numsent)=&send_msg($feedurl,$email,$citations,
597: $attachmenturl,%to);
598:
599: # Discussion? Store that.
600:
601: my $numpost=0;
602: if ($ENV{'form.discuss'}) {
603: $typestyle.=&adddiscuss($symb,$message,0,$attachmenturl);
604: $numpost++;
605: }
606:
607: if ($ENV{'form.anondiscuss'}) {
608: $typestyle.=&adddiscuss($symb,$message,1,$attachmenturl);
609: $numpost++;
610: }
611:
612:
613: # Receipt screen and redirect back to where came from
614: &redirect_back($r,$feedurl,$typestyle,$numsent,$numpost,$status);
615:
616: }
617: } else {
618: # Unable to give feedback
619: &no_redirect_back($r,$feedurl);
620: }
621: } else {
622: # Ambiguous Problem Resource
623: $r->internal_redirect('/adm/ambiguous');
624: }
625: }
626: return OK;
627: }
628:
629: 1;
630: __END__
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