1: # The LearningOnline Network
2: # Evaluate
3: #
4: # $Id: lonevaluate.pm,v 1.11 2003/04/15 19:01:14 www 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: # 3/1,12/6,12/12,12/21,12/22 Gerd Kortemeyer
37: #
38: package Apache::lonevaluate;
39:
40: use strict;
41: use Apache::lonnet;
42: use Apache::Constants qw(:common);
43: use Apache::loncommon;
44:
45: sub handler {
46: my $r = shift;
47: $r->content_type('text/html');
48: $r->send_http_header;
49: return OK if $r->header_only;
50:
51: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['postdata']);
52: my $feedurl=$ENV{'form.postdata'};
53: $feedurl=~s/^http\:\/\///;
54: $feedurl=~s/^$ENV{'SERVER_NAME'}//;
55: $feedurl=~s/^$ENV{'HTTP_HOST'}//;
56:
57: $feedurl=&Apache::lonnet::declutter($feedurl);
58: my $symb=&Apache::lonnet::symbread($feedurl);
59:
60: my ($rdomain,$rauth)=($feedurl=~/^(\w+)\/(\w+)\//);
61:
62: my $prefix=$ENV{'user.name'}.'@'.$ENV{'user.domain'}.'___'.
63: $feedurl.'___';
64:
65: my @items=('correct','helpful','depth','clear','technical','comments',
66: 'timestamp');
67:
68: my @retrieve=map{ $prefix.$_ } @items;
69:
70: my %currenteval=
71: &Apache::lonnet::get('nohist_resevaldata',\@retrieve,$rdomain,$rauth);
72:
73: my $already=($currenteval{$prefix.'timestamp'} ne '');
74:
75: $ENV{'form.timestamp'}=time;
76:
77: my $warning='';
78:
79: my $bodytag=&Apache::loncommon::bodytag('Evaluate Resource');
80:
81: if ($ENV{'form.submiteval'} eq 'true') {
82: # ------------------------------------------------ User is submitting something
83: my $complete=1;
84: foreach my $item (@items) {
85: if ($ENV{'form.'.$item}) {
86: $currenteval{$prefix.$item}=$ENV{'form.'.$item};
87: } elsif ($item ne 'comments') {
88: $complete=0;
89: }
90: }
91: if ($complete) {
92: $r->print(<<ENDHEADER);
93: <html>
94: <head>
95: <title>Evaluation submitted</title>
96: <script>
97: function go() {
98: if (window.name!='LONcatInfo') {
99: window.location='/res/$feedurl';
100: }
101: }
102: </script>
103: <meta http-equiv="pragma" content="no-cache"></meta>
104: </head>
105: $bodytag
106: <h1>Thank you for your input!</h1>
107: ENDHEADER
108: $r->print('Storing feedback: '.
109: &Apache::lonnet::put('nohist_resevaldata',\%currenteval,$rdomain,$rauth));
110: unless ($already) {
111: $r->print('<br>Logging first evaluation');
112: }
113: $r->print(
114: '<script>setTimeout("go()",2000);</script></body></html>');
115: return OK;
116: } else {
117: $warning='Please fill out all fields below';
118: }
119:
120: }
121:
122: # ---------------------------------------------------------- Dial in old values
123: my $dialold='';
124: my $oldcomments='';
125:
126: foreach my $item (@items) {
127: unless ($item eq 'comments') {
128: unless (($item eq 'timestamp') ||
129: (!defined($currenteval{$prefix.$item}))) {
130: $dialold.=
131: 'document.evaluation.'.$item.'.selectedIndex='.
132: $currenteval{$prefix.$item}.";\n";
133: }
134: } else {
135: $oldcomments=$currenteval{$prefix.$item};
136: }
137: }
138:
139: # ------------------------------------------------------- Print out eval screen
140: my $standardoptions=(<<ENDOPTIONS);
141: <option value=0>-</option>
142: <option value=1>Strongly Disagree</option>
143: <option value=2>Disagree</option>
144: <option value=3>Neutral</option>
145: <option value=4>Agree</option>
146: <option value=5>Strongly Agree</option>
147: ENDOPTIONS
148:
149: $r->print(<<ENDDOCUMENT);
150: <html>
151: <head>
152: <title>The LearningOnline Network with CAPA</title>
153: </head>
154: $bodytag
155: <tt>$feedurl</tt><p>
156: <h3><font color="red">$warning</font></h3>
157: Please rank the following criteria:
158: <form method=post name=evaluation>
159: <input type=hidden name=submiteval value=true>
160: <input type=hidden name=postdata value="$feedurl">
161: The material appears to be correct
162: <br><select name=correct>
163: $standardoptions
164: </select>
165: <hr>
166: The material is helpful
167: <br><select name=helpful>
168: $standardoptions
169: </select>
170: <hr>
171: The material is covered with sufficient depth
172: <br><select name=depth>
173: $standardoptions
174: </select>
175: <hr>
176: The material is presented in a clear way
177: <br><select name=clear>
178: $standardoptions
179: </select>
180: <hr>
181: The resource is technically correct
182: (loads fast enough, does not produce errors, links work, etc)
183: <br><select name=technical>
184: $standardoptions
185: </select>
186: <hr>
187: Any comments?
188: <br><textarea name=comments cols=40 rows=5>$oldcomments</textarea>
189: <script>$dialold</script>
190: <br><input type=submit value="Submit Evaluation">
191: </form>
192: </body>
193: </html>
194: ENDDOCUMENT
195: return OK;
196: }
197:
198: 1;
199: __END__
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