Annotation of loncom/interface/lonpickcode.pm, revision 1.7
1.1 albertel 1: # The LearningOnline Network
2: # Pick a CODE from the list of possible CODEs
3: #
1.7 ! albertel 4: # $Id: lonpickcode.pm,v 1.6 2005/04/07 06:56:23 albertel Exp $
1.1 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: #
28:
29: package Apache::lonpickcode;
30:
31: use strict;
32: use Apache::Constants qw(:common);
33: use Apache::loncommon();
34: use Apache::grades();
35: use Apache::lonlocal;
1.6 albertel 36: use Apache::lonnet;
1.1 albertel 37:
38: sub get_code_freq {
39: my ($r)=@_;
40: my %codes;
41: my %scantron_config=
1.6 albertel 42: &Apache::grades::get_scantron_config($env{'form.scantron_format'});
1.1 albertel 43: $r->rflush();
44: my ($scanlines,$scan_data)=&Apache::grades::scantron_getfile();
45: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
46: my $line=&Apache::grades::scantron_get_line($scanlines,$i);
47: if ($line=~/^[\s\cz]*$/) { next; }
48: my $scan_record=
49: &Apache::grades::scantron_parse_scanline($line,$i,
50: \%scantron_config,
51: $scan_data,1);
1.4 albertel 52: push(@{$codes{$$scan_record{'scantron.CODE'}}},$$scan_record{'scantron.PaperID'});
1.1 albertel 53:
54: }
55: return %codes;
56: }
57:
58: sub handler {
59: my $r = shift;
60: &Apache::loncommon::content_type($r,'text/html');
61: $r->send_http_header;
62: return OK if $r->header_only;
1.5 albertel 63: my $html=&Apache::lonxml::xmlbegin();
1.1 albertel 64: $r->print(<<ENDDOCUMENT);
1.5 albertel 65: $html
1.1 albertel 66: <head>
67: <title>The LearningOnline Network with CAPA</title>
68: </head>
69: ENDDOCUMENT
70:
71: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
72: ['curCODE','scantron_selectfile',
1.7 ! albertel 73: 'form','scantron_format','symb',
! 74: 'scantron_CODElist','command']);
1.1 albertel 75:
1.6 albertel 76: if (!($env{'request.course.id'}) &&
77: (&Apache::lonnet::allowed('usc',$env{'request.course.id'}))) {
1.1 albertel 78: $r->print('<body>Access not allowed.</body>');
79: return OK;
80: }
1.7 ! albertel 81: if ($env{'form.command'} eq 'codelist') {
! 82: &code_list($r);
! 83: } elsif ($env{'form.command'} eq 'showcodes') {
! 84: &show_codes($r);
! 85: } else {
! 86: &picking_a_code($r);
! 87: }
! 88: $r->print('</body></html>');
! 89: return OK;
! 90: }
! 91:
! 92: sub code_list {
! 93: my ($r,$secondview)=@_;
! 94: if (!$secondview) {
! 95: $r->print(&Apache::loncommon::bodytag("View CODEs"));
! 96: $r->print("<p>".&mt('Select a set of saved CODEs to view.')."</p>");
! 97: } else {
! 98: $r->print("<p>".&mt('Select another set of saved CODEs to view.')."</p>");
! 99: }
! 100: $r->print("<form method='POST' action='/adm/pickcode' name='pickcode'>");
! 101: $r->print(&Apache::grades::scantron_CODElist());
! 102: $r->print("<input type='hidden' name='command' value='showcodes' />");
! 103: $r->print("<input type='hidden' name='symb' value='".$env{'form.symb'}."' />");
! 104: $r->print("<input type='hidden' name='url' value='".$env{'form.url'}."' />");
! 105: $r->print("<input type='submit' name='submit' value='".&mt("View")."' />");
! 106: $r->print("</form>");
! 107: $r->print(&Apache::grades::show_grading_menu_form($env{'form.symb'},
! 108: $env{'form.url'}));
! 109: }
! 110:
! 111: sub show_codes {
! 112: my ($r)=@_;
! 113: $r->print(&Apache::loncommon::bodytag("View CODEs"));
! 114: my %codes=&Apache::grades::get_codes();
! 115: $r->print("<h2>".$env{'form.scantron_CODElist'}."</h2>");
! 116: $r->print('<pre>');
! 117: foreach my $code (sort(keys(%codes))) {
! 118: $r->print($code."\n");
! 119: }
! 120: $r->print('</pre>');
! 121: &code_list($r,1);
! 122: }
1.1 albertel 123:
1.7 ! albertel 124: sub picking_a_code {
! 125: my ($r)=@_;
1.1 albertel 126: $r->print(&Apache::loncommon::bodytag("Selecting a CODE"));
127: $r->print(<<ENDSCRIPT);
128: <script>
1.2 albertel 129: function gochoose(newcode) {
1.6 albertel 130: opener.document.$env{'form.form'}.scantron_CODE_selectedvalue.value=newcode;
131: var slct=opener.document.$env{'form.form'}.scantron_CODE_resolution;
1.1 albertel 132: var i;
133: for (i=0;i<slct.length;i++) {
1.2 albertel 134: if (slct[i].value=='use_found') { slct[i].checked=true; }
1.1 albertel 135: }
136: self.close();
137: }
138: </script>
139: ENDSCRIPT
140:
141:
1.6 albertel 142: $r->print("<p>The CODE on the paper is <tt><b>".$env{'form.curCODE'}.
1.1 albertel 143: "</b></tt>. Please Select a new one.</p>\n".'<form>');
1.4 albertel 144: my %codes=&Apache::grades::get_codes();
1.1 albertel 145: my %code_freq=&get_code_freq($r);
1.6 albertel 146: my $num_matches=length($env{'form.curCODE'});
1.1 albertel 147: for (my $i=$num_matches;$i>=0;$i--) {
148: my $to_print="<p> CODEs with $i matches</p>";
1.4 albertel 149: $to_print.='<table border="1"><tr><td></td><td>CODE</td><td>exams using this CODE</td>';
1.1 albertel 150: my $print;
151: foreach my $code (sort(keys(%codes))) {
1.6 albertel 152: if (&Apache::grades::num_matches($env{'form.curCODE'},$code) != $i) { next; }
1.1 albertel 153: $print=1;
1.4 albertel 154: my ($count,$list);
155: if (!ref($code_freq{$code})) {
156: $count=0;
157: } else {
158: $count=scalar(@{$code_freq{$code}});
159: $list=' - '.join(', ',@{$code_freq{$code}});
160: }
1.1 albertel 161: $to_print.='<tr><td>'.
162: '<input type="button" value="'.&mt('Select').
163: '" onClick="gochoose(\''.$code.'\')" /></td>'.
1.4 albertel 164: '<td><tt>'.$code.'</tt></td><td>'.$count.
165: $list.'</td></tr>';
1.1 albertel 166: delete($codes{$code});
167: }
168: $to_print.='</table>';
169: if ($print) { $r->print($to_print); }
170: }
1.7 ! albertel 171: $r->print('</form>');
1.1 albertel 172: }
173:
174: 1;
175: __END__
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