Annotation of loncom/interface/lonfeedback.pm, revision 1.40
1.1 www 1: # The LearningOnline Network
2: # Feedback
3: #
1.40 ! albertel 4: # $Id: lonfeedback.pm,v 1.39 2003/02/10 16:22:28 www Exp $
1.19 albertel 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: #
1.1 www 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: #
1.5 www 36: # 3/1,2/3,2/5,2/6,2/8 Gerd Kortemeyer
1.7 albertel 37: # 2/9 Guy Albertelli
1.8 www 38: # 2/10 Gerd Kortemeyer
1.9 albertel 39: # 2/13 Guy Albertelli
1.10 www 40: # 7/25 Gerd Kortemeyer
1.13 www 41: # 7/26 Guy Albertelli
1.21 www 42: # 7/26,8/10,10/1,11/5,11/6,12/27,12/29 Gerd Kortemeyer
1.22 www 43: # YEAR=2002
1.23 www 44: # 1/1,1/16 Gerd Kortemeyer
1.22 www 45: #
1.7 albertel 46:
1.1 www 47: package Apache::lonfeedback;
48:
49: use strict;
50: use Apache::Constants qw(:common);
1.3 www 51: use Apache::lonmsg();
1.9 albertel 52: use Apache::loncommon();
1.33 www 53: use Apache::lontexconvert();
1.1 www 54:
1.6 albertel 55: sub mail_screen {
56: my ($r,$feedurl,$options) = @_;
1.29 www 57: my $bodytag=&Apache::loncommon::bodytag('Resource Feedback and Discussion',
58: '','onLoad="window.focus();"');
1.6 albertel 59: $r->print(<<ENDDOCUMENT);
1.1 www 60: <html>
61: <head>
62: <title>The LearningOnline Network with CAPA</title>
1.7 albertel 63: <meta http-equiv="pragma" content="no-cache"></meta>
1.5 www 64: <script>
65: function gosubmit() {
66: var rec=0;
1.12 albertel 67: if (typeof(document.mailform.elements.author)!="undefined") {
1.5 www 68: if (document.mailform.elements.author.checked) {
69: rec=1;
70: }
71: }
1.12 albertel 72: if (typeof(document.mailform.elements.question)!="undefined") {
1.5 www 73: if (document.mailform.elements.question.checked) {
74: rec=1;
75: }
76: }
1.12 albertel 77: if (typeof(document.mailform.elements.course)!="undefined") {
1.5 www 78: if (document.mailform.elements.course.checked) {
79: rec=1;
80: }
81: }
1.12 albertel 82: if (typeof(document.mailform.elements.policy)!="undefined") {
1.5 www 83: if (document.mailform.elements.policy.checked) {
84: rec=1;
85: }
86: }
1.12 albertel 87: if (typeof(document.mailform.elements.discuss)!="undefined") {
1.10 www 88: if (document.mailform.elements.discuss.checked) {
89: rec=1;
90: }
91: }
1.14 www 92: if (typeof(document.mailform.elements.anondiscuss)!="undefined") {
93: if (document.mailform.elements.anondiscuss.checked) {
94: rec=1;
95: }
96: }
1.5 www 97:
98: if (rec) {
99: document.mailform.submit();
100: } else {
101: alert('Please check a feedback type.');
102: }
103: }
104: </script>
1.1 www 105: </head>
1.29 www 106: $bodytag
1.2 www 107: <h2><tt>$feedurl</tt></h2>
1.5 www 108: <form action="/adm/feedback" method=post name=mailform>
1.2 www 109: <input type=hidden name=postdata value="$feedurl">
1.5 www 110: Please check at least one of the following feedback types:
1.2 www 111: $options<hr>
112: My question/comment/feedback:<p>
1.16 www 113: <textarea name=comment cols=60 rows=10 wrap=hard>
1.2 www 114: </textarea><p>
1.5 www 115: <input type=hidden name=sendit value=1>
116: <input type=button value="Send Feedback" onClick='gosubmit();'></input>
1.2 www 117: </form>
1.1 www 118: ENDDOCUMENT
1.33 www 119: $r->print(&generate_preview_button().'</body></html>');
1.6 albertel 120: }
121:
122: sub fail_redirect {
123: my ($r,$feedurl) = @_;
124: $r->print (<<ENDFAILREDIR);
1.5 www 125: <head><title>Feedback not sent</title>
1.7 albertel 126: <meta http-equiv="pragma" content="no-cache"></meta>
1.5 www 127: <meta HTTP-EQUIV="Refresh" CONTENT="2; url=$feedurl">
128: </head>
129: <html>
130: <body bgcolor="#FFFFFF">
1.8 www 131: <img align=right src=/adm/lonIcons/lonlogos.gif>
132: <b>Sorry, no recipients ...</b>
1.5 www 133: </body>
134: </html>
135: ENDFAILREDIR
136: }
1.4 www 137:
1.6 albertel 138: sub redirect_back {
1.32 albertel 139: my ($r,$feedurl,$typestyle,$sendsomething,$sendposts,$status) = @_;
1.6 albertel 140: $r->print (<<ENDREDIR);
1.3 www 141: <head>
142: <title>Feedback sent</title>
1.7 albertel 143: <meta http-equiv="pragma" content="no-cache"></meta>
1.5 www 144: <meta HTTP-EQUIV="Refresh" CONTENT="2; url=$feedurl">
1.2 www 145: </head>
146: <html>
147: <body bgcolor="#FFFFFF">
1.8 www 148: <img align=right src=/adm/lonIcons/lonlogos.gif>
1.5 www 149: $typestyle
1.32 albertel 150: <b>Sent $sendsomething message(s), and $sendposts post(s).</b>
1.3 www 151: <font color=red>$status</font>
1.2 www 152: </body>
153: </html>
154: ENDREDIR
155: }
1.6 albertel 156:
157: sub no_redirect_back {
158: my ($r,$feedurl) = @_;
159: $r->print (<<ENDNOREDIR);
1.2 www 160: <head><title>Feedback not sent</title>
1.7 albertel 161: <meta http-equiv="pragma" content="no-cache"></meta>
162: ENDNOREDIR
163:
1.8 www 164: if ($feedurl!~/^\/adm\/feedback/) {
1.7 albertel 165: $r->print('<meta HTTP-EQUIV="Refresh" CONTENT="2; url='.$feedurl.'">');
166: }
167:
1.8 www 168: $r->print (<<ENDNOREDIRTWO);
1.2 www 169: </head>
170: <html>
171: <body bgcolor="#FFFFFF">
1.8 www 172: <img align=right src=/adm/lonIcons/lonlogos.gif>
173: <b>Sorry, no feedback possible on this resource ...</b>
1.2 www 174: </body>
175: </html>
1.8 www 176: ENDNOREDIRTWO
1.2 www 177: }
1.6 albertel 178:
179: sub screen_header {
180: my ($feedurl) = @_;
181: my $options='';
1.35 www 182: if (($feedurl=~/^\/res\//) && ($feedurl!~/^\/res\/adm/)) {
1.6 albertel 183: $options=
184: '<p><input type=checkbox name=author> Feedback to resource author';
185: }
1.36 www 186: if (&feedback_available(1)) {
1.6 albertel 187: $options.=
1.8 www 188: '<br><input type=checkbox name=question> Question about resource content';
1.6 albertel 189: }
1.36 www 190: if (&feedback_available(0,1)) {
1.6 albertel 191: $options.=
192: '<br><input type=checkbox name=course> '.
193: 'Question/Comment/Feedback about course content';
194: }
1.36 www 195: if (&feedback_available(0,0,1)) {
1.6 albertel 196: $options.=
197: '<br><input type=checkbox name=policy> '.
198: 'Question/Comment/Feedback about course policy';
1.10 www 199: }
1.20 www 200:
1.10 www 201: if ($ENV{'request.course.id'}) {
1.23 www 202: if (&Apache::lonnet::allowed('pch',
203: $ENV{'request.course.id'}.
204: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
1.10 www 205: $options.='<br><input type=checkbox name=discuss> '.
206: '<b>Contribution to course discussion of resource</b>';
1.14 www 207: $options.='<br><input type=checkbox name=anondiscuss> '.
208: '<b>Anonymous contribution to course discussion of resource</b>'.
209: ' (name only visible to course faculty)';
1.20 www 210: }
1.14 www 211: }
1.6 albertel 212: return $options;
213: }
214:
215: sub resource_output {
216: my ($feedurl) = @_;
217: my $usersaw=&Apache::lonnet::ssi($feedurl);
218: $usersaw=~s/\<body[^\>]*\>//gi;
219: $usersaw=~s/\<\/body\>//gi;
220: $usersaw=~s/\<html\>//gi;
221: $usersaw=~s/\<\/html\>//gi;
222: $usersaw=~s/\<head\>//gi;
223: $usersaw=~s/\<\/head\>//gi;
224: $usersaw=~s/action\s*\=/would_be_action\=/gi;
225: return $usersaw;
226: }
227:
228: sub clear_out_html {
1.39 www 229: my ($message,$override)=@_;
1.37 albertel 230: my $cid=$ENV{'request.course.id'};
1.39 www 231: if (($ENV{"course.$cid.allow_limited_html_in_feedback"} =~ m/yes/i) ||
232: ($override)) {
1.37 albertel 233: # allows <B> <I> <P> <A> <LI> <OL> <UL> <EM> <BR> <TT> <STRONG>
234: # <BLOCKQUOTE> <DIV .*> <DIV> <IMG>
235: my %html=(B=>1, I=>1, P=>1, A=>1, LI=>1, OL=>1, UL=>1, EM=>1,
236: BR=>1, TT=>1, STRONG=>1, BLOCKQUOTE=>1, DIV=>1, IMG=>1);
237:
238: $message =~ s/\<(\/?\s*(\w+)[^\>\<]*)/
239: {($html{uc($2)}&(length($1)<1000))?"\<$1":"\<$1"}/ge;
240: $message =~ s/(\<?\s*(\w+)[^\<\>]*)\>/
241: {($html{uc($2)}&(length($1)<1000))?"$1\>":"$1\>"}/ge;
242: } else {
243: $message=~s/\<\/*m\s*\>//g;
244: $message=~s/\</\<\;/g;
245: $message=~s/\>/\>\;/g;
246: }
1.6 albertel 247: return $message;
248: }
249:
250: sub assemble_email {
1.40 ! albertel 251: my ($feedurl,$message,$prevattempts,$usersaw,$useranswer)=@_;
1.6 albertel 252: my $email=<<"ENDEMAIL";
253: Refers to <a href="$feedurl">$feedurl</a>
254:
255: $message
256: ENDEMAIL
257: my $citations=<<"ENDCITE";
258: <h2>Previous attempts of student (if applicable)</h2>
259: $prevattempts
260: <p><hr>
261: <h2>Original screen output (if applicable)</h2>
262: $usersaw
1.40 ! albertel 263: <h2>Correct Answer(s) (if applicable)</h2>
! 264: $useranswer
1.6 albertel 265: ENDCITE
266: return ($email,$citations);
267: }
268:
1.35 www 269: sub secapply {
270: my $rec=shift;
1.36 www 271: my $defaultflag=shift;
272: $rec=~s/\s+//g;
273: $rec=~s/\@/\:/g;
274: my ($adr,$sections)=($rec=~/^([^\(]+)\(([^\)]+)\)/);
275: if ($sections) {
276: foreach (split(/\;/,$sections)) {
277: if (($_ eq $ENV{'request.course.sec'}) ||
278: ($defaultflag && ($_ eq '*'))) {
279: return $adr;
280: }
281: }
282: } else {
283: return $rec;
284: }
285: return '';
1.35 www 286: }
287:
1.6 albertel 288: sub decide_receiver {
1.36 www 289: my ($feedurl,$author,$question,$course,$policy,$defaultflag) = @_;
1.6 albertel 290: my $typestyle='';
291: my %to=();
1.36 www 292: if ($ENV{'form.author'}||$author) {
1.8 www 293: $typestyle.='Submitting as Author Feedback<br>';
1.6 albertel 294: $feedurl=~/^\/res\/(\w+)\/(\w+)\//;
295: $to{$2.':'.$1}=1;
296: }
1.36 www 297: if ($ENV{'form.question'}||$question) {
1.8 www 298: $typestyle.='Submitting as Question<br>';
1.24 harris41 299: foreach (split(/\,/,
300: $ENV{'course.'.$ENV{'request.course.id'}.'.question.email'})
301: ) {
1.36 www 302: my $rec=&secapply($_,$defaultflag);
303: if ($rec) { $to{$rec}=1; }
1.24 harris41 304: }
1.6 albertel 305: }
1.36 www 306: if ($ENV{'form.course'}||$course) {
1.8 www 307: $typestyle.='Submitting as Comment<br>';
1.24 harris41 308: foreach (split(/\,/,
309: $ENV{'course.'.$ENV{'request.course.id'}.'.comment.email'})
310: ) {
1.36 www 311: my $rec=&secapply($_,$defaultflag);
312: if ($rec) { $to{$rec}=1; }
1.24 harris41 313: }
1.6 albertel 314: }
1.36 www 315: if ($ENV{'form.policy'}||$policy) {
1.8 www 316: $typestyle.='Submitting as Policy Feedback<br>';
1.24 harris41 317: foreach (split(/\,/,
318: $ENV{'course.'.$ENV{'request.course.id'}.'.policy.email'})
319: ) {
1.36 www 320: my $rec=&secapply($_,$defaultflag);
321: if ($rec) { $to{$rec}=1; }
1.24 harris41 322: }
1.6 albertel 323: }
1.36 www 324: if ((scalar(%to) eq '0') && (!$defaultflag)) {
325: ($typestyle,%to)=
326: &decide_receiver($feedurl,$author,$question,$course,$policy,1);
327: }
1.6 albertel 328: return ($typestyle,%to);
1.36 www 329: }
330:
331: sub feedback_available {
332: my ($question,$course,$policy)=@_;
333: my ($typestyle,%to)=&decide_receiver('',0,$question,$course,$policy);
334: return scalar(%to);
1.6 albertel 335: }
336:
337: sub send_msg {
338: my ($feedurl,$email,$citations,%to)=@_;
339: my $status='';
340: my $sendsomething=0;
1.24 harris41 341: foreach (keys %to) {
1.6 albertel 342: if ($_) {
1.22 www 343: my $declutter=&Apache::lonnet::declutter($feedurl);
1.8 www 344: unless (&Apache::lonmsg::user_normal_msg(split(/\:/,$_),
1.34 www 345: 'Feedback ['.$declutter.']',$email,$citations)=~/ok/) {
1.6 albertel 346: $status.='<br>Error sending message to '.$_.'<br>';
347: } else {
348: $sendsomething++;
349: }
350: }
1.24 harris41 351: }
1.18 www 352:
353: my %record=&Apache::lonnet::restore('_feedback');
354: my ($temp)=keys %record;
355: unless ($temp=~/^error\:/) {
356: my %newrecord=();
357: $newrecord{'resource'}=$feedurl;
358: $newrecord{'subnumber'}=$record{'subnumber'}+1;
359: unless (&Apache::lonnet::cstore(\%newrecord,'_feedback') eq 'ok') {
360: $status.='<br>Not registered<br>';
361: }
362: }
363:
1.6 albertel 364: return ($status,$sendsomething);
365: }
366:
1.13 www 367: sub adddiscuss {
1.14 www 368: my ($symb,$email,$anon)=@_;
1.13 www 369: my $status='';
1.23 www 370: if (&Apache::lonnet::allowed('pch',$ENV{'request.course.id'}.
371: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
1.20 www 372:
1.13 www 373: my %contrib=('message' => $email,
374: 'sendername' => $ENV{'user.name'},
1.26 www 375: 'senderdomain' => $ENV{'user.domain'},
376: 'screenname' => $ENV{'environment.screenname'},
377: 'plainname' => $ENV{'environment.firstname'}.' '.
378: $ENV{'environment.middlename'}.' '.
379: $ENV{'environment.lastname'}.' '.
380: $ENV{'enrironment.generation'});
1.14 www 381: if ($anon) {
382: $contrib{'anonymous'}='true';
383: }
1.13 www 384: if (($symb) && ($email)) {
1.14 www 385: $status='Adding to class discussion'.($anon?' (anonymous)':'').': '.
1.13 www 386: &Apache::lonnet::store(\%contrib,$symb,$ENV{'request.course.id'},
387: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1.17 www 388: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.21 www 389: my %storenewentry=($symb => time);
390: $status.='<br>Updating discussion time: '.
391: &Apache::lonnet::put('discussiontimes',\%storenewentry,
392: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
393: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.13 www 394: }
1.17 www 395: my %record=&Apache::lonnet::restore('_discussion');
396: my ($temp)=keys %record;
397: unless ($temp=~/^error\:/) {
398: my %newrecord=();
399: $newrecord{'resource'}=$symb;
400: $newrecord{'subnumber'}=$record{'subnumber'}+1;
1.21 www 401: $status.='<br>Registering: '.
402: &Apache::lonnet::cstore(\%newrecord,'_discussion');
1.20 www 403: }
404: } else {
405: $status.='Failed.';
1.17 www 406: }
407: return $status.'<br>';
1.13 www 408: }
409:
1.33 www 410: # ----------------------------------------------------------- Preview function
411:
412: sub show_preview {
413: my $r=shift;
414: my $message=&clear_out_html($ENV{'form.comment'});
415: $message=~s/\n/\<br \/\>/g;
416: $message=&Apache::lontexconvert::msgtexconverted($message);
417: $r->print('<table border="2"><tr><td>'.
418: $message.'</td></tr></table>');
419: }
420:
421: sub generate_preview_button {
422: return(<<ENDPREVIEW);
423: <form name="preview" action="/adm/feedback?preview=1" method="post" target="preview">
424: <input type="hidden" name="comment" />
425: <input type="button" value="Show Preview"
426: onClick="this.form.comment.value=document.mailform.comment.value;this.form.submit();" />
427: </form>
428: ENDPREVIEW
429: }
1.6 albertel 430: sub handler {
431: my $r = shift;
1.8 www 432: if ($r->header_only) {
433: $r->content_type('text/html');
434: $r->send_http_header;
435: return OK;
436: }
1.15 www 437:
438: # --------------------------- Get query string for limited number of parameters
439:
1.27 stredwic 440: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.38 www 441: ['hide','unhide','deldisc','postdata','preview']);
1.15 www 442:
443: if (($ENV{'form.hide'}) || ($ENV{'form.unhide'})) {
444: # ----------------------------------------------------------------- Hide/unhide
445: $r->content_type('text/html');
446: $r->send_http_header;
447:
448: my $entry=$ENV{'form.hide'}?$ENV{'form.hide'}:$ENV{'form.unhide'};
449:
450: my ($symb,$idx)=split(/\:\:\:/,$entry);
451: my ($map,$ind,$url)=split(/\_\_\_/,$symb);
452:
453: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
454: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
455: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
456:
457:
458: my $currenthidden=$contrib{'hidden'};
459:
460: if ($ENV{'form.hide'}) {
461: $currenthidden.='.'.$idx.'.';
462: } else {
463: $currenthidden=~s/\.$idx\.//g;
464: }
465: my %newhash=('hidden' => $currenthidden);
1.38 www 466:
467: &Apache::lonnet::store(\%newhash,$symb,$ENV{'request.course.id'},
468: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
469: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
470:
471: &redirect_back($r,&Apache::lonnet::clutter($url),
472: 'Changed discussion status<p>','0','0');
473: } elsif ($ENV{'form.deldisc'}) {
474: # --------------------------------------------------------------- Hide for good
475: $r->content_type('text/html');
476: $r->send_http_header;
477:
478: my $entry=$ENV{'form.deldisc'};
479:
480: my ($symb,$idx)=split(/\:\:\:/,$entry);
481: my ($map,$ind,$url)=split(/\_\_\_/,$symb);
482:
483: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
484: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
485: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
486:
487:
488: my $currentdeleted=$contrib{'deleted'};
489:
490: $currentdeleted.='.'.$idx.'.';
491:
492: my %newhash=('deleted' => $currentdeleted);
1.15 www 493:
494: &Apache::lonnet::store(\%newhash,$symb,$ENV{'request.course.id'},
495: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
496: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
497:
1.30 www 498: &redirect_back($r,&Apache::lonnet::clutter($url),
1.32 albertel 499: 'Changed discussion status<p>','0','0');
1.33 www 500: } elsif ($ENV{'form.preview'}) {
501: # -------------------------------------------------------- User wants a preview
502: &show_preview($r);
1.15 www 503: } else {
504: # ------------------------------------------------------------- Normal feedback
1.6 albertel 505: my $feedurl=$ENV{'form.postdata'};
506: $feedurl=~s/^http\:\/\///;
507: $feedurl=~s/^$ENV{'SERVER_NAME'}//;
508: $feedurl=~s/^$ENV{'HTTP_HOST'}//;
1.8 www 509:
510: my $symb=&Apache::lonnet::symbread($feedurl);
1.31 www 511: unless ($symb) {
512: $symb=$ENV{'form.symb'};
513: if ($symb) {
514: my ($map,$id,$url)=split(/\_\_\_/,$symb);
515: $feedurl=&Apache::lonnet::clutter($url);
516: }
517: }
1.8 www 518: my $goahead=1;
519: if ($feedurl=~/\.(problem|exam|quiz|assess|survey|form)$/) {
520: unless ($symb) { $goahead=0; }
521: }
522:
523: if ($goahead) {
524: # Go ahead with feedback, no ambiguous reference
525: $r->content_type('text/html');
526: $r->send_http_header;
1.6 albertel 527:
1.8 www 528: if (
1.7 albertel 529: (
530: ($feedurl=~m:^/res:) && ($feedurl!~m:^/res/adm:)
531: )
532: ||
533: ($ENV{'request.course.id'} && ($feedurl!~m:^/adm:))
1.31 www 534: ||
535: ($ENV{'request.course.id'} && ($symb=~/^bulletin\_\_\_/))
1.7 albertel 536: ) {
1.6 albertel 537: # --------------------------------------------------- Print login screen header
538: unless ($ENV{'form.sendit'}) {
539: my $options=&screen_header($feedurl);
540: if ($options) {
541: &mail_screen($r,$feedurl,$options);
542: } else {
543: &fail_redirect($r,$feedurl);
544: }
545: } else {
546:
547: # Get previous user input
1.9 albertel 548: my $prevattempts=&Apache::loncommon::get_previous_attempt(
1.11 albertel 549: $symb,$ENV{'user.name'},$ENV{'user.domain'},
1.9 albertel 550: $ENV{'request.course.id'});
1.6 albertel 551:
552: # Get output from resource
553: my $usersaw=&resource_output($feedurl);
554:
1.40 ! albertel 555: # Get resource answer
! 556: my $useranswer=&Apache::loncommon::get_student_answers(
! 557: $symb,$ENV{'user.name'},$ENV{'user.domain'},
! 558: $ENV{'request.course.id'});
! 559:
1.6 albertel 560: # Filter HTML out of message (could be nasty)
1.39 www 561: my $message=&clear_out_html($ENV{'form.comment'});
1.6 albertel 562:
563: # Assemble email
1.8 www 564: my ($email,$citations)=&assemble_email($feedurl,$message,$prevattempts,
1.40 ! albertel 565: $usersaw,$useranswer);
! 566:
1.6 albertel 567: # Who gets this?
568: my ($typestyle,%to) = &decide_receiver($feedurl);
569:
570: # Actually send mail
571: my ($status,$numsent)=&send_msg($feedurl,$email,$citations,%to);
1.13 www 572:
573: # Discussion? Store that.
574:
1.32 albertel 575: my $numpost=0;
1.13 www 576: if ($ENV{'form.discuss'}) {
577: $typestyle.=&adddiscuss($symb,$message);
1.32 albertel 578: $numpost++;
1.13 www 579: }
1.6 albertel 580:
1.14 www 581: if ($ENV{'form.anondiscuss'}) {
582: $typestyle.=&adddiscuss($symb,$message,1);
1.32 albertel 583: $numpost++;
1.14 www 584: }
585:
586:
1.6 albertel 587: # Receipt screen and redirect back to where came from
1.32 albertel 588: &redirect_back($r,$feedurl,$typestyle,$numsent,$numpost,$status);
1.6 albertel 589:
590: }
1.8 www 591: } else {
1.7 albertel 592: # Unable to give feedback
1.6 albertel 593: &no_redirect_back($r,$feedurl);
1.8 www 594: }
595: } else {
596: # Ambiguous Problem Resource
597: $r->internal_redirect('/adm/ambiguous');
1.6 albertel 598: }
1.15 www 599: }
1.6 albertel 600: return OK;
1.1 www 601: }
602:
603: 1;
604: __END__
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