Annotation of loncom/interface/lonfeedback.pm, revision 1.3
1.1 www 1: # The LearningOnline Network
2: # Feedback
3: #
4: # (Internal Server Error Handler
5: #
6: # (Login Screen
7: # 5/21/99,5/22,5/25,5/26,5/31,6/2,6/10,7/12,7/14,
8: # 1/14/00,5/29,5/30,6/1,6/29,7/1,11/9 Gerd Kortemeyer)
9: #
10: # 3/1/1 Gerd Kortemeyer)
11: #
1.3 ! www 12: # 3/1,2/3,2/5,2/6 Gerd Kortemeyer
1.1 www 13: #
14: package Apache::lonfeedback;
15:
16: use strict;
17: use Apache::Constants qw(:common);
1.3 ! www 18: use Apache::lonmsg();
1.1 www 19:
20: sub handler {
21: my $r = shift;
22: $r->content_type('text/html');
23: $r->send_http_header;
24: return OK if $r->header_only;
25:
1.2 www 26: my $feedurl=$ENV{'form.postdata'};
27: $feedurl=~s/^http\:\/\///;
28: $feedurl=~s/^$ENV{'SERVER_NAME'}//;
29: $feedurl=~s/^$ENV{'HTTP_HOST'}//;
30:
31: if (($feedurl=~/^\/res/) || ($ENV{'request.course.id'})) {
1.1 www 32: # --------------------------------------------------- Print login screen header
1.2 www 33: unless ($ENV{'form.sendit'}) {
34: my $options='';
35: if ($feedurl=~/^\/res/) {
36: $options=
37: '<p><input type=checkbox name=author> Feedback to resource author';
38: }
39: if ($ENV{'course.'.$ENV{'request.course.id'}.'.question.email'}) {
40: $options.=
41: '<br><input type=checkbox name=question> Question about resource content';
42: }
43: if ($ENV{'course.'.$ENV{'request.course.id'}.'.comment.email'}) {
44: $options.=
1.3 ! www 45: '<br><input type=checkbox name=comment> '.
1.2 www 46: 'Question/Comment/Feedback about course content';
47: }
48: if ($ENV{'course.'.$ENV{'request.course.id'}.'.policy.email'}) {
49: $options.=
1.3 ! www 50: '<br><input type=checkbox name=policy> '.
1.2 www 51: 'Question/Comment/Feedback about course policy';
52: }
53: $r->print(<<ENDDOCUMENT);
1.1 www 54: <html>
55: <head>
56: <title>The LearningOnline Network with CAPA</title>
57: </head>
58: <body bgcolor="#FFFFFF">
1.2 www 59: <img align=right src=/adm/lonIcons/lonlogos.gif>
1.1 www 60: <h1>Feedback</h1>
1.2 www 61: <h2><tt>$feedurl</tt></h2>
62: <form action="/adm/feedback" method=post>
63: <input type=hidden name=postdata value="$feedurl">
64: Please check at least one of the following:
65: $options<hr>
66: My question/comment/feedback:<p>
67: <textarea name=comment cols=60 rows=10>
68: </textarea><p>
69: <input type=submit name=sendit value="Send Feedback"></input>
70: </form>
1.1 www 71: </body>
72: </html>
73: ENDDOCUMENT
1.2 www 74: } else {
1.3 ! www 75: #
! 76: # Get previous user input
! 77: #
1.2 www 78: my $symb=&Apache::lonnet::symbread($feedurl);
79: my $prevattempts='';
80: if ($symb) {
81: my $answer=&Apache::lonnet::reply(
82: "restore:".$ENV{'user.domain'}.':'.$ENV{'user.name'}.':'.
83: $ENV{'request.course.id'}.':'.
84: &Apache::lonnet::escape($symb),
85: $ENV{'user.home'});
86: my %returnhash=();
87: map {
88: my ($name,$value)=split(/\=/,$_);
89: $returnhash{&Apache::lonnet::unescape($name)}=
90: &Apache::lonnet::unescape($value);
91: } split(/\&/,$answer);
92: my %lasthash=();
93: my $version;
94: for ($version=1;$version<=$returnhash{'version'};$version++) {
95: map {
96: $lasthash{$_}=$returnhash{$version.':'.$_};
97: } split(/\:/,$returnhash{$version.':keys'});
98: }
99: $prevattempts='<table border=2></tr><th>History</th>';
100: map {
101: $prevattempts.='<th>'.$_.'</th>';
102: } keys %lasthash;
103: for ($version=1;$version<=$returnhash{'version'};$version++) {
104: $prevattempts.='</tr><tr><th>Attempt '.$version.'</th>';
105: map {
106: $prevattempts.='<td>'.$returnhash{$version.':'.$_}.'</td>';
107: } keys %lasthash;
108: }
109: $prevattempts.='</tr><tr><th>Current</th>';
110: map {
111: $prevattempts.='<td>'.$lasthash{$_}.'</td>';
112: } keys %lasthash;
113: $prevattempts.='</tr></table>';
114: }
1.3 ! www 115: #
! 116: # Get output from resource
! 117: #
1.2 www 118: my $usersaw=&Apache::lonnet::ssi($feedurl);
119: $usersaw=~s/\<body[^\>]*\>//gi;
120: $usersaw=~s/\<\/body\>//gi;
121: $usersaw=~s/\<html\>//gi;
122: $usersaw=~s/\<\/html\>//gi;
123: $usersaw=~s/\<head\>//gi;
124: $usersaw=~s/\<\/head\>//gi;
125: $usersaw=~s/action\s*\=/would_be_action\=/gi;
1.3 ! www 126: #
! 127: # Filter HTML out of message (could be nasty)
! 128: #
! 129: my $message=$ENV{'form.comment'};
! 130: $message=~s/\</\<\;/g;
! 131: $message=~s/\>/\>\;/g;
! 132:
! 133: #
! 134: # Assemble email
! 135: #
! 136: my $email=<<"ENDEMAIL";
! 137: Refers to <a href="$feedurl">$feedurl</a>
! 138: <hr>
! 139: <h2>Message</h2>
! 140: <pre>
! 141: $message
! 142: </pre>
! 143: <hr>
! 144: <h2>Previous attempts of student (if applicable)</h2>
! 145: $prevattempts
! 146: <p><hr>
! 147: <h2>Original screen output (if applicable)</h2>
! 148: $usersaw
! 149: ENDEMAIL
! 150: #
! 151: # Who gets this?
! 152: #
! 153: my %to=();
! 154: if ($ENV{'form.author'}) {
! 155: $feedurl=~/^\/res\/(\w+)\/(\w+)\//;
! 156: $to{$2.':'.$1}=1;
! 157: }
! 158: if ($ENV{'form.question'}) {
! 159: map {
! 160: $to{$_}=1;
! 161: } split(/\,/,
! 162: $ENV{'course.'.$ENV{'request.course.id'}.'.question.email'});
! 163: }
! 164: if ($ENV{'form.comment'}) {
! 165: map {
! 166: $to{$_}=1;
! 167: } split(/\,/,
! 168: $ENV{'course.'.$ENV{'request.course.id'}.'.comment.email'});
! 169: }
! 170: if ($ENV{'form.policy'}) {
! 171: map {
! 172: $to{$_}=1;
! 173: } split(/\,/,
! 174: $ENV{'course.'.$ENV{'request.course.id'}.'.policy.email'});
! 175: }
! 176: #
! 177: # Actually send mail
! 178: #
! 179: my $status='';
! 180: map {
! 181: if ($_) {
! 182: unless (
! 183: &Apache::lonmsg::user_normal_msg(split(/\:/,$_),'Feedback '.$feedurl,
! 184: $email) eq 'ok') {
! 185: $status.='<br>Error sending message to '.$_.'<br>';
! 186: }
! 187: }
! 188: } keys %to;
! 189: #
! 190: # Receipt screen and redirect back to where came from
! 191: #
1.2 www 192: print (<<ENDREDIR);
1.3 ! www 193: <head>
! 194: <title>Feedback sent</title>
! 195: <meta HTTP-EQUIV="Refresh" CONTENT="1; url=$feedurl">
1.2 www 196: </head>
197: <html>
198: <body bgcolor="#FFFFFF">
199: <b>Feedback sent ...</b>
1.3 ! www 200: <font color=red>$status</font>
1.2 www 201: </body>
202: </html>
203: ENDREDIR
204: }
205: } else {
206: print (<<ENDNOREDIR);
207: <head><title>Feedback not sent</title>
208: <meta HTTP-EQUIV="Refresh" CONTENT="1; url=$feedurl">
209: </head>
210: <html>
211: <body bgcolor="#FFFFFF">
212: Sorry, no feedback possible on this resource ...
213: </body>
214: </html>
215: ENDNOREDIR
216: }
1.1 www 217: return OK;
218: }
219:
220: 1;
221: __END__
1.2 www 222:
223:
224:
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