version 1.2, 2001/02/05 17:38:17
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version 1.44, 2003/06/04 22:05:22
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# The LearningOnline Network |
# The LearningOnline Network |
# Feedback |
# Feedback |
# |
# |
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# $Id$ |
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# |
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# Copyright Michigan State University Board of Trustees |
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# |
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# This file is part of the LearningOnline Network with CAPA (LON-CAPA). |
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# |
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# LON-CAPA is free software; you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation; either version 2 of the License, or |
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# (at your option) any later version. |
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# |
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# LON-CAPA is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with LON-CAPA; if not, write to the Free Software |
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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# |
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# /home/httpd/html/adm/gpl.txt |
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# |
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# http://www.lon-capa.org/ |
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# |
# (Internal Server Error Handler |
# (Internal Server Error Handler |
# |
# |
# (Login Screen |
# (Login Screen |
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# |
# |
# 3/1/1 Gerd Kortemeyer) |
# 3/1/1 Gerd Kortemeyer) |
# |
# |
# 3/1,2/3,2/5 Gerd Kortemeyer |
# 3/1,2/3,2/5,2/6,2/8 Gerd Kortemeyer |
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# 2/9 Guy Albertelli |
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# 2/10 Gerd Kortemeyer |
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# 2/13 Guy Albertelli |
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# 7/25 Gerd Kortemeyer |
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# 7/26 Guy Albertelli |
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# 7/26,8/10,10/1,11/5,11/6,12/27,12/29 Gerd Kortemeyer |
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# YEAR=2002 |
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# 1/1,1/16 Gerd Kortemeyer |
# |
# |
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package Apache::lonfeedback; |
package Apache::lonfeedback; |
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use strict; |
use strict; |
use Apache::Constants qw(:common); |
use Apache::Constants qw(:common); |
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use Apache::lonmsg(); |
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use Apache::loncommon(); |
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use Apache::lontexconvert(); |
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sub handler { |
sub mail_screen { |
my $r = shift; |
my ($r,$feedurl,$options) = @_; |
$r->content_type('text/html'); |
my $bodytag=&Apache::loncommon::bodytag('Resource Feedback and Discussion'); |
$r->send_http_header; |
$r->print(<<ENDDOCUMENT); |
return OK if $r->header_only; |
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my $feedurl=$ENV{'form.postdata'}; |
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$feedurl=~s/^http\:\/\///; |
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$feedurl=~s/^$ENV{'SERVER_NAME'}//; |
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$feedurl=~s/^$ENV{'HTTP_HOST'}//; |
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if (($feedurl=~/^\/res/) || ($ENV{'request.course.id'})) { |
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# --------------------------------------------------- Print login screen header |
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unless ($ENV{'form.sendit'}) { |
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my $options=''; |
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if ($feedurl=~/^\/res/) { |
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$options= |
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'<p><input type=checkbox name=author> Feedback to resource author'; |
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} |
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if ($ENV{'course.'.$ENV{'request.course.id'}.'.question.email'}) { |
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$options.= |
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'<br><input type=checkbox name=question> Question about resource content'; |
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} |
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if ($ENV{'course.'.$ENV{'request.course.id'}.'.comment.email'}) { |
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$options.= |
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'<br><input type=checkbox name=question> '. |
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'Question/Comment/Feedback about course content'; |
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} |
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if ($ENV{'course.'.$ENV{'request.course.id'}.'.policy.email'}) { |
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$options.= |
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'<br><input type=checkbox name=question> '. |
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'Question/Comment/Feedback about course policy'; |
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} |
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$r->print(<<ENDDOCUMENT); |
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<html> |
<html> |
<head> |
<head> |
<title>The LearningOnline Network with CAPA</title> |
<title>The LearningOnline Network with CAPA</title> |
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<meta http-equiv="pragma" content="no-cache"></meta> |
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<script> |
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function gosubmit() { |
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var rec=0; |
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if (typeof(document.mailform.elements.author)!="undefined") { |
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if (document.mailform.elements.author.checked) { |
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rec=1; |
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} |
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} |
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if (typeof(document.mailform.elements.question)!="undefined") { |
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if (document.mailform.elements.question.checked) { |
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rec=1; |
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} |
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} |
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if (typeof(document.mailform.elements.course)!="undefined") { |
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if (document.mailform.elements.course.checked) { |
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rec=1; |
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} |
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} |
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if (typeof(document.mailform.elements.policy)!="undefined") { |
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if (document.mailform.elements.policy.checked) { |
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rec=1; |
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} |
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} |
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if (typeof(document.mailform.elements.discuss)!="undefined") { |
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if (document.mailform.elements.discuss.checked) { |
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rec=1; |
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} |
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} |
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if (typeof(document.mailform.elements.anondiscuss)!="undefined") { |
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if (document.mailform.elements.anondiscuss.checked) { |
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rec=1; |
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} |
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} |
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if (rec) { |
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document.mailform.submit(); |
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} else { |
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alert('Please check a feedback type.'); |
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} |
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} |
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</script> |
</head> |
</head> |
<body bgcolor="#FFFFFF"> |
$bodytag |
<img align=right src=/adm/lonIcons/lonlogos.gif> |
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<h1>Feedback</h1> |
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<h2><tt>$feedurl</tt></h2> |
<h2><tt>$feedurl</tt></h2> |
<form action="/adm/feedback" method=post> |
<form action="/adm/feedback" method="post" name="mailform" |
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enctype="multipart/form-data"> |
<input type=hidden name=postdata value="$feedurl"> |
<input type=hidden name=postdata value="$feedurl"> |
Please check at least one of the following: |
Please check at least one of the following feedback types: |
$options<hr> |
$options<hr> |
My question/comment/feedback:<p> |
My question/comment/feedback:<p> |
<textarea name=comment cols=60 rows=10> |
<textarea name=comment cols=60 rows=10 wrap=hard> |
</textarea><p> |
</textarea><p> |
<input type=submit name=sendit value="Send Feedback"></input> |
Attachment (128 KB max size): <input type="file" name="attachment" /> |
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</p> |
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<p> |
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<input type="hidden" name="sendit" value="1" /> |
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<input type=button value="Send Feedback" onClick='gosubmit();' /> |
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</p> |
</form> |
</form> |
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ENDDOCUMENT |
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$r->print(&generate_preview_button().'</body></html>'); |
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} |
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sub fail_redirect { |
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my ($r,$feedurl) = @_; |
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$r->print (<<ENDFAILREDIR); |
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<head><title>Feedback not sent</title> |
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<meta http-equiv="pragma" content="no-cache"></meta> |
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<meta HTTP-EQUIV="Refresh" CONTENT="2; url=$feedurl"> |
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</head> |
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<html> |
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<body bgcolor="#FFFFFF"> |
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<img align=right src=/adm/lonIcons/lonlogos.gif> |
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<b>Sorry, no recipients ...</b> |
</body> |
</body> |
</html> |
</html> |
ENDDOCUMENT |
ENDFAILREDIR |
} else { |
} |
my $symb=&Apache::lonnet::symbread($feedurl); |
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my $prevattempts=''; |
sub redirect_back { |
if ($symb) { |
my ($r,$feedurl,$typestyle,$sendsomething,$sendposts,$status) = @_; |
my $answer=&Apache::lonnet::reply( |
$r->print (<<ENDREDIR); |
"restore:".$ENV{'user.domain'}.':'.$ENV{'user.name'}.':'. |
<head> |
$ENV{'request.course.id'}.':'. |
<title>Feedback sent</title> |
&Apache::lonnet::escape($symb), |
<meta http-equiv="pragma" content="no-cache"></meta> |
$ENV{'user.home'}); |
<meta HTTP-EQUIV="Refresh" CONTENT="2; url=$feedurl"> |
my %returnhash=(); |
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map { |
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my ($name,$value)=split(/\=/,$_); |
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$returnhash{&Apache::lonnet::unescape($name)}= |
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&Apache::lonnet::unescape($value); |
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} split(/\&/,$answer); |
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my %lasthash=(); |
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my $version; |
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for ($version=1;$version<=$returnhash{'version'};$version++) { |
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map { |
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$lasthash{$_}=$returnhash{$version.':'.$_}; |
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} split(/\:/,$returnhash{$version.':keys'}); |
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} |
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$prevattempts='<table border=2></tr><th>History</th>'; |
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map { |
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$prevattempts.='<th>'.$_.'</th>'; |
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} keys %lasthash; |
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for ($version=1;$version<=$returnhash{'version'};$version++) { |
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$prevattempts.='</tr><tr><th>Attempt '.$version.'</th>'; |
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map { |
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$prevattempts.='<td>'.$returnhash{$version.':'.$_}.'</td>'; |
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} keys %lasthash; |
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} |
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$prevattempts.='</tr><tr><th>Current</th>'; |
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map { |
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$prevattempts.='<td>'.$lasthash{$_}.'</td>'; |
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} keys %lasthash; |
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$prevattempts.='</tr></table>'; |
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} |
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my $usersaw=&Apache::lonnet::ssi($feedurl); |
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$usersaw=~s/\<body[^\>]*\>//gi; |
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$usersaw=~s/\<\/body\>//gi; |
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$usersaw=~s/\<html\>//gi; |
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$usersaw=~s/\<\/html\>//gi; |
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$usersaw=~s/\<head\>//gi; |
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$usersaw=~s/\<\/head\>//gi; |
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$usersaw=~s/action\s*\=/would_be_action\=/gi; |
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# <meta HTTP-EQUIV="Refresh" CONTENT="1; url=$feedurl"> |
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print (<<ENDREDIR); |
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<head><title>Feedback sent</title> |
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</head> |
</head> |
<html> |
<html> |
<body bgcolor="#FFFFFF"> |
<body bgcolor="#FFFFFF"> |
<b>Feedback sent ...</b> |
<img align=right src=/adm/lonIcons/lonlogos.gif> |
$prevattempts |
$typestyle |
<hr> |
<b>Sent $sendsomething message(s), and $sendposts post(s).</b> |
$usersaw |
<font color=red>$status</font> |
</body> |
</body> |
</html> |
</html> |
ENDREDIR |
ENDREDIR |
} |
} |
} else { |
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print (<<ENDNOREDIR); |
sub no_redirect_back { |
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my ($r,$feedurl) = @_; |
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$r->print (<<ENDNOREDIR); |
<head><title>Feedback not sent</title> |
<head><title>Feedback not sent</title> |
<meta HTTP-EQUIV="Refresh" CONTENT="1; url=$feedurl"> |
<meta http-equiv="pragma" content="no-cache"></meta> |
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ENDNOREDIR |
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if ($feedurl!~/^\/adm\/feedback/) { |
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$r->print('<meta HTTP-EQUIV="Refresh" CONTENT="2; url='.$feedurl.'">'); |
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} |
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$r->print (<<ENDNOREDIRTWO); |
</head> |
</head> |
<html> |
<html> |
<body bgcolor="#FFFFFF"> |
<body bgcolor="#FFFFFF"> |
Sorry, no feedback possible on this resource ... |
<img align=right src=/adm/lonIcons/lonlogos.gif> |
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<b>Sorry, no feedback possible on this resource ...</b> |
</body> |
</body> |
</html> |
</html> |
ENDNOREDIR |
ENDNOREDIRTWO |
} |
} |
return OK; |
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} |
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1; |
sub screen_header { |
__END__ |
my ($feedurl) = @_; |
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my $options=''; |
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if (($feedurl=~/^\/res\//) && ($feedurl!~/^\/res\/adm/)) { |
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$options= |
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'<p><input type=checkbox name=author> Feedback to resource author'; |
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} |
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if (&feedback_available(1)) { |
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$options.= |
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'<br><input type=checkbox name=question> Question about resource content'; |
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} |
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if (&feedback_available(0,1)) { |
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$options.= |
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'<br><input type=checkbox name=course> '. |
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'Question/Comment/Feedback about course content'; |
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} |
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if (&feedback_available(0,0,1)) { |
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$options.= |
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'<br><input type=checkbox name=policy> '. |
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'Question/Comment/Feedback about course policy'; |
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} |
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if ($ENV{'request.course.id'}) { |
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if (&Apache::lonnet::allowed('pch', |
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$ENV{'request.course.id'}. |
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($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) { |
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$options.='<br><input type=checkbox name=discuss> '. |
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'<b>Contribution to course discussion of resource</b>'; |
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$options.='<br><input type=checkbox name=anondiscuss> '. |
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'<b>Anonymous contribution to course discussion of resource</b>'. |
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' (name only visible to course faculty)'; |
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} |
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} |
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return $options; |
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} |
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sub resource_output { |
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my ($feedurl) = @_; |
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my $usersaw=&Apache::lonnet::ssi($feedurl); |
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$usersaw=~s/\<body[^\>]*\>//gi; |
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$usersaw=~s/\<\/body\>//gi; |
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$usersaw=~s/\<html\>//gi; |
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$usersaw=~s/\<\/html\>//gi; |
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$usersaw=~s/\<head\>//gi; |
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$usersaw=~s/\<\/head\>//gi; |
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$usersaw=~s/action\s*\=/would_be_action\=/gi; |
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return $usersaw; |
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} |
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sub clear_out_html { |
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my ($message,$override)=@_; |
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my $cid=$ENV{'request.course.id'}; |
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if (($ENV{"course.$cid.allow_limited_html_in_feedback"} =~ m/yes/i) || |
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($override)) { |
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# allows <B> <I> <P> <A> <LI> <OL> <UL> <EM> <BR> <TT> <STRONG> |
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# <BLOCKQUOTE> <DIV .*> <DIV> <IMG> |
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my %html=(B=>1, I=>1, P=>1, A=>1, LI=>1, OL=>1, UL=>1, EM=>1, |
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BR=>1, TT=>1, STRONG=>1, BLOCKQUOTE=>1, DIV=>1, IMG=>1); |
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$message =~ s/\<(\/?\s*(\w+)[^\>\<]*)/ |
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{($html{uc($2)}&(length($1)<1000))?"\<$1":"\<$1"}/ge; |
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$message =~ s/(\<?\s*(\w+)[^\<\>]*)\>/ |
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{($html{uc($2)}&(length($1)<1000))?"$1\>":"$1\>"}/ge; |
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} else { |
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$message=~s/\<\/*m\s*\>//g; |
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$message=~s/\</\<\;/g; |
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$message=~s/\>/\>\;/g; |
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} |
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return $message; |
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} |
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sub assemble_email { |
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my ($feedurl,$message,$prevattempts,$usersaw,$useranswer)=@_; |
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my $email=<<"ENDEMAIL"; |
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Refers to <a href="$feedurl">$feedurl</a> |
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$message |
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ENDEMAIL |
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my $citations=<<"ENDCITE"; |
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<h2>Previous attempts of student (if applicable)</h2> |
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$prevattempts |
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<p><hr> |
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<h2>Original screen output (if applicable)</h2> |
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$usersaw |
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<h2>Correct Answer(s) (if applicable)</h2> |
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$useranswer |
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ENDCITE |
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return ($email,$citations); |
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} |
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sub secapply { |
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my $rec=shift; |
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my $defaultflag=shift; |
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$rec=~s/\s+//g; |
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$rec=~s/\@/\:/g; |
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my ($adr,$sections)=($rec=~/^([^\(]+)\(([^\)]+)\)/); |
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if ($sections) { |
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foreach (split(/\;/,$sections)) { |
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if (($_ eq $ENV{'request.course.sec'}) || |
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($defaultflag && ($_ eq '*'))) { |
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return $adr; |
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} |
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} |
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} else { |
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return $rec; |
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} |
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return ''; |
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} |
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sub decide_receiver { |
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my ($feedurl,$author,$question,$course,$policy,$defaultflag) = @_; |
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my $typestyle=''; |
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my %to=(); |
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if ($ENV{'form.author'}||$author) { |
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$typestyle.='Submitting as Author Feedback<br>'; |
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$feedurl=~/^\/res\/(\w+)\/(\w+)\//; |
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$to{$2.':'.$1}=1; |
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} |
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if ($ENV{'form.question'}||$question) { |
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$typestyle.='Submitting as Question<br>'; |
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foreach (split(/\,/, |
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$ENV{'course.'.$ENV{'request.course.id'}.'.question.email'}) |
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) { |
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my $rec=&secapply($_,$defaultflag); |
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if ($rec) { $to{$rec}=1; } |
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} |
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} |
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if ($ENV{'form.course'}||$course) { |
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$typestyle.='Submitting as Comment<br>'; |
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foreach (split(/\,/, |
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$ENV{'course.'.$ENV{'request.course.id'}.'.comment.email'}) |
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) { |
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my $rec=&secapply($_,$defaultflag); |
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if ($rec) { $to{$rec}=1; } |
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} |
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} |
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if ($ENV{'form.policy'}||$policy) { |
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$typestyle.='Submitting as Policy Feedback<br>'; |
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foreach (split(/\,/, |
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$ENV{'course.'.$ENV{'request.course.id'}.'.policy.email'}) |
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) { |
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my $rec=&secapply($_,$defaultflag); |
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if ($rec) { $to{$rec}=1; } |
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} |
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} |
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if ((scalar(%to) eq '0') && (!$defaultflag)) { |
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($typestyle,%to)= |
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&decide_receiver($feedurl,$author,$question,$course,$policy,1); |
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} |
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return ($typestyle,%to); |
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} |
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sub feedback_available { |
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my ($question,$course,$policy)=@_; |
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my ($typestyle,%to)=&decide_receiver('',0,$question,$course,$policy); |
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return scalar(%to); |
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} |
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sub send_msg { |
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my ($feedurl,$email,$citations,$attachmenturl,%to)=@_; |
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my $status=''; |
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my $sendsomething=0; |
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foreach (keys %to) { |
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if ($_) { |
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my $declutter=&Apache::lonnet::declutter($feedurl); |
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unless (&Apache::lonmsg::user_normal_msg(split(/\:/,$_), |
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'Feedback ['.$declutter.']',$email,$citations,$feedurl, |
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$attachmenturl)=~/ok/) { |
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$status.='<br>Error sending message to '.$_.'<br>'; |
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} else { |
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$sendsomething++; |
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} |
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} |
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} |
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my %record=&Apache::lonnet::restore('_feedback'); |
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my ($temp)=keys %record; |
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unless ($temp=~/^error\:/) { |
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my %newrecord=(); |
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$newrecord{'resource'}=$feedurl; |
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$newrecord{'subnumber'}=$record{'subnumber'}+1; |
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unless (&Apache::lonnet::cstore(\%newrecord,'_feedback') eq 'ok') { |
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$status.='<br>Not registered<br>'; |
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} |
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} |
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return ($status,$sendsomething); |
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} |
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sub adddiscuss { |
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my ($symb,$email,$anon,$attachmenturl)=@_; |
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my $status=''; |
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if (&Apache::lonnet::allowed('pch',$ENV{'request.course.id'}. |
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($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) { |
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my %contrib=('message' => $email, |
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'sendername' => $ENV{'user.name'}, |
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'senderdomain' => $ENV{'user.domain'}, |
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'screenname' => $ENV{'environment.screenname'}, |
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'plainname' => $ENV{'environment.firstname'}.' '. |
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$ENV{'environment.middlename'}.' '. |
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$ENV{'environment.lastname'}.' '. |
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$ENV{'enrironment.generation'}, |
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'attachmenturl'=> $attachmenturl); |
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if ($anon) { |
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$contrib{'anonymous'}='true'; |
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} |
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if (($symb) && ($email)) { |
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$status='Adding to class discussion'.($anon?' (anonymous)':'').': '. |
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&Apache::lonnet::store(\%contrib,$symb,$ENV{'request.course.id'}, |
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$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, |
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$ENV{'course.'.$ENV{'request.course.id'}.'.num'}); |
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my %storenewentry=($symb => time); |
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$status.='<br>Updating discussion time: '. |
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&Apache::lonnet::put('discussiontimes',\%storenewentry, |
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$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, |
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$ENV{'course.'.$ENV{'request.course.id'}.'.num'}); |
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} |
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my %record=&Apache::lonnet::restore('_discussion'); |
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my ($temp)=keys %record; |
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unless ($temp=~/^error\:/) { |
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my %newrecord=(); |
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$newrecord{'resource'}=$symb; |
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$newrecord{'subnumber'}=$record{'subnumber'}+1; |
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$status.='<br>Registering: '. |
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&Apache::lonnet::cstore(\%newrecord,'_discussion'); |
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} |
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} else { |
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$status.='Failed.'; |
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} |
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return $status.'<br>'; |
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} |
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|
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# ----------------------------------------------------------- Preview function |
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|
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sub show_preview { |
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my $r=shift; |
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my $message=&clear_out_html($ENV{'form.comment'}); |
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$message=~s/\n/\<br \/\>/g; |
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$message=&Apache::lontexconvert::msgtexconverted($message); |
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$r->print('<table border="2"><tr><td>'. |
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$message.'</td></tr></table>'); |
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} |
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sub generate_preview_button { |
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return(<<ENDPREVIEW); |
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<form name="preview" action="/adm/feedback?preview=1" method="post" target="preview"> |
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<input type="hidden" name="comment" /> |
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<input type="button" value="Show Preview" |
|
onClick="this.form.comment.value=document.mailform.comment.value;this.form.submit();" /> |
|
</form> |
|
ENDPREVIEW |
|
} |
|
sub handler { |
|
my $r = shift; |
|
if ($r->header_only) { |
|
$r->content_type('text/html'); |
|
$r->send_http_header; |
|
return OK; |
|
} |
|
|
|
# --------------------------- Get query string for limited number of parameters |
|
|
|
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
|
['hide','unhide','deldisc','postdata','preview']); |
|
|
|
if (($ENV{'form.hide'}) || ($ENV{'form.unhide'})) { |
|
# ----------------------------------------------------------------- Hide/unhide |
|
$r->content_type('text/html'); |
|
$r->send_http_header; |
|
|
|
my $entry=$ENV{'form.hide'}?$ENV{'form.hide'}:$ENV{'form.unhide'}; |
|
|
|
my ($symb,$idx)=split(/\:\:\:/,$entry); |
|
my ($map,$ind,$url)=split(/\_\_\_/,$symb); |
|
|
|
my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'}, |
|
$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, |
|
$ENV{'course.'.$ENV{'request.course.id'}.'.num'}); |
|
|
|
|
|
my $currenthidden=$contrib{'hidden'}; |
|
|
|
if ($ENV{'form.hide'}) { |
|
$currenthidden.='.'.$idx.'.'; |
|
} else { |
|
$currenthidden=~s/\.$idx\.//g; |
|
} |
|
my %newhash=('hidden' => $currenthidden); |
|
|
|
&Apache::lonnet::store(\%newhash,$symb,$ENV{'request.course.id'}, |
|
$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, |
|
$ENV{'course.'.$ENV{'request.course.id'}.'.num'}); |
|
|
|
&redirect_back($r,&Apache::lonnet::clutter($url), |
|
'Changed discussion status<p>','0','0'); |
|
} elsif ($ENV{'form.deldisc'}) { |
|
# --------------------------------------------------------------- Hide for good |
|
$r->content_type('text/html'); |
|
$r->send_http_header; |
|
|
|
my $entry=$ENV{'form.deldisc'}; |
|
|
|
my ($symb,$idx)=split(/\:\:\:/,$entry); |
|
my ($map,$ind,$url)=split(/\_\_\_/,$symb); |
|
|
|
my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'}, |
|
$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, |
|
$ENV{'course.'.$ENV{'request.course.id'}.'.num'}); |
|
|
|
|
|
my $currentdeleted=$contrib{'deleted'}; |
|
|
|
$currentdeleted.='.'.$idx.'.'; |
|
|
|
my %newhash=('deleted' => $currentdeleted); |
|
|
|
&Apache::lonnet::store(\%newhash,$symb,$ENV{'request.course.id'}, |
|
$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, |
|
$ENV{'course.'.$ENV{'request.course.id'}.'.num'}); |
|
|
|
&redirect_back($r,&Apache::lonnet::clutter($url), |
|
'Changed discussion status<p>','0','0'); |
|
} elsif ($ENV{'form.preview'}) { |
|
# -------------------------------------------------------- User wants a preview |
|
&show_preview($r); |
|
} else { |
|
# ------------------------------------------------------------- Normal feedback |
|
my $feedurl=$ENV{'form.postdata'}; |
|
$feedurl=~s/^http\:\/\///; |
|
$feedurl=~s/^$ENV{'SERVER_NAME'}//; |
|
$feedurl=~s/^$ENV{'HTTP_HOST'}//; |
|
|
|
my $symb=&Apache::lonnet::symbread($feedurl); |
|
unless ($symb) { |
|
$symb=$ENV{'form.symb'}; |
|
if ($symb) { |
|
my ($map,$id,$url)=split(/\_\_\_/,$symb); |
|
$feedurl=&Apache::lonnet::clutter($url); |
|
} |
|
} |
|
my $goahead=1; |
|
if ($feedurl=~/\.(problem|exam|quiz|assess|survey|form)$/) { |
|
unless ($symb) { $goahead=0; } |
|
} |
|
|
|
if ($goahead) { |
|
# Go ahead with feedback, no ambiguous reference |
|
$r->content_type('text/html'); |
|
$r->send_http_header; |
|
|
|
if ( |
|
( |
|
($feedurl=~m:^/res:) && ($feedurl!~m:^/res/adm:) |
|
) |
|
|| |
|
($ENV{'request.course.id'} && ($feedurl!~m:^/adm:)) |
|
|| |
|
($ENV{'request.course.id'} && ($symb=~/^bulletin\_\_\_/)) |
|
) { |
|
# --------------------------------------------------- Print login screen header |
|
unless ($ENV{'form.sendit'}) { |
|
my $options=&screen_header($feedurl); |
|
if ($options) { |
|
&mail_screen($r,$feedurl,$options); |
|
} else { |
|
&fail_redirect($r,$feedurl); |
|
} |
|
} else { |
|
|
|
# Get previous user input |
|
my $prevattempts=&Apache::loncommon::get_previous_attempt( |
|
$symb,$ENV{'user.name'},$ENV{'user.domain'}, |
|
$ENV{'request.course.id'}); |
|
|
|
# Get output from resource |
|
my $usersaw=&resource_output($feedurl); |
|
|
|
# Get resource answer |
|
my $useranswer=&Apache::loncommon::get_student_answers( |
|
$symb,$ENV{'user.name'},$ENV{'user.domain'}, |
|
$ENV{'request.course.id'}); |
|
# Get attachments, if any, and not too large |
|
my $attachmenturl=''; |
|
if ($ENV{'form.attachment.filename'}) { |
|
unless (length($ENV{'form.attachment'})>131072) { |
|
$attachmenturl=&Apache::lonnet::userfileupload('attachment'); |
|
} |
|
} |
|
# Filter HTML out of message (could be nasty) |
|
my $message=&clear_out_html($ENV{'form.comment'}); |
|
|
|
# Assemble email |
|
my ($email,$citations)=&assemble_email($feedurl,$message,$prevattempts, |
|
$usersaw,$useranswer); |
|
|
|
# Who gets this? |
|
my ($typestyle,%to) = &decide_receiver($feedurl); |
|
|
|
# Actually send mail |
|
my ($status,$numsent)=&send_msg($feedurl,$email,$citations, |
|
$attachmenturl,%to); |
|
|
|
# Discussion? Store that. |
|
|
|
my $numpost=0; |
|
if ($ENV{'form.discuss'}) { |
|
$typestyle.=&adddiscuss($symb,$message,0,$attachmenturl); |
|
$numpost++; |
|
} |
|
|
|
if ($ENV{'form.anondiscuss'}) { |
|
$typestyle.=&adddiscuss($symb,$message,1,$attachmenturl); |
|
$numpost++; |
|
} |
|
|
|
|
|
# Receipt screen and redirect back to where came from |
|
&redirect_back($r,$feedurl,$typestyle,$numsent,$numpost,$status); |
|
|
|
} |
|
} else { |
|
# Unable to give feedback |
|
&no_redirect_back($r,$feedurl); |
|
} |
|
} else { |
|
# Ambiguous Problem Resource |
|
$r->internal_redirect('/adm/ambiguous'); |
|
} |
|
} |
|
return OK; |
|
} |
|
|
|
1; |
|
__END__ |