Annotation of loncom/interface/lonpickcode.pm, revision 1.17
1.1 albertel 1: # The LearningOnline Network
2: # Pick a CODE from the list of possible CODEs
3: #
1.17 ! raeburn 4: # $Id: lonpickcode.pm,v 1.16 2013/02/01 18:46:37 bisitz 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 ($r)=@_;
40: my %codes;
41: my %scantron_config=
1.17 ! raeburn 42: &Apache::lonnet::get_scantron_config($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++) {
1.8 albertel 46: my $line=&Apache::grades::scantron_get_line($scanlines,$scan_data,$i);
1.1 albertel 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 $r->header_only;
63:
64: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
65: ['curCODE','scantron_selectfile',
1.7 albertel 66: 'form','scantron_format','symb',
67: 'scantron_CODElist','command']);
1.1 albertel 68:
1.6 albertel 69: if (!($env{'request.course.id'}) &&
70: (&Apache::lonnet::allowed('usc',$env{'request.course.id'}))) {
1.9 albertel 71: $r->print(&Apache::loncommon::start_page().
1.16 bisitz 72: '<p class="LC_error">'.&mt('Access not allowed.').'</p>'.
1.9 albertel 73: &Apache::loncommon::end_page());
1.1 albertel 74: return OK;
75: }
1.7 albertel 76: if ($env{'form.command'} eq 'codelist') {
77: &code_list($r);
1.13 banghart 78: $r->print(&Apache::grades::show_grading_menu_form($env{'form.symb'},
79: $env{'form.url'}));
1.7 albertel 80: } elsif ($env{'form.command'} eq 'showcodes') {
81: &show_codes($r);
82: } else {
83: &picking_a_code($r);
84: }
1.9 albertel 85: $r->print(&Apache::loncommon::end_page());
1.7 albertel 86: return OK;
87: }
88:
89: sub code_list {
1.13 banghart 90: my ($r,$context)=@_;
91: # $context = 0 Print page header and enclosing table
92: # $context = 1 No page header, print enclosing table
93: # $context = 2 No page header, no enclosing table
94: my $table_head;
1.15 albertel 95: my $extra_css;
1.13 banghart 96: if (!$context) {
1.10 albertel 97: $r->print(&Apache::loncommon::start_page("View CODEs",undef,
98: {'no_nav_bar' => 1}));
1.15 albertel 99: $table_head = &mt('Select a set of saved CODEs to view.');
1.13 banghart 100: } elsif ($context eq 1) {
1.15 albertel 101: $table_head = &mt('Select another set of saved CODEs to view.');
1.13 banghart 102: } elsif ($context eq 2) {
1.15 albertel 103: $table_head = &mt('Select a set of saved CODEs to view.');
104: $extra_css = 'LC_scantron_action';
1.7 albertel 105: }
1.14 albertel 106: $r->print("<form method='post' action='/adm/pickcode' name='pickcode'>");
1.15 albertel 107: $r->print('
108: '.&Apache::loncommon::start_data_table($extra_css).'
109: '.&Apache::loncommon::start_data_table_header_row());
110: $r->print('<th>');
1.13 banghart 111: $r->print($table_head);
1.15 albertel 112: $r->print('</th>');
113: $r->print('
114: '.&Apache::loncommon::end_data_table_header_row().'
115: '.&Apache::loncommon::start_data_table_row());
116: $r->print('<td>');
1.14 albertel 117: $r->print("<input type='submit' name='submit' value='".&mt("View:")."' /> ");
1.7 albertel 118: $r->print(&Apache::grades::scantron_CODElist());
1.15 albertel 119: $r->print('</td>');
120: $r->print('
121: '.&Apache::loncommon::end_data_table_row().'
122: '.&Apache::loncommon::end_data_table());
1.7 albertel 123: $r->print("<input type='hidden' name='command' value='showcodes' />");
124: $r->print("<input type='hidden' name='symb' value='".$env{'form.symb'}."' />");
125: $r->print("<input type='hidden' name='url' value='".$env{'form.url'}."' />");
126: $r->print("</form>");
1.13 banghart 127:
1.7 albertel 128: }
129:
130: sub show_codes {
131: my ($r)=@_;
1.10 albertel 132: $r->print(&Apache::loncommon::start_page("View CODEs",undef,
133: {'no_nav_bar' => 1}));
1.7 albertel 134: my %codes=&Apache::grades::get_codes();
135: $r->print("<h2>".$env{'form.scantron_CODElist'}."</h2>");
136: $r->print('<pre>');
137: foreach my $code (sort(keys(%codes))) {
138: $r->print($code."\n");
139: }
140: $r->print('</pre>');
141: &code_list($r,1);
1.13 banghart 142: $r->print(&Apache::grades::show_grading_menu_form($env{'form.symb'},
143: $env{'form.url'}));
1.7 albertel 144: }
1.1 albertel 145:
1.7 albertel 146: sub picking_a_code {
147: my ($r)=@_;
1.16 bisitz 148: my $title = 'Selecting a CODE';
149: $r->print(&Apache::loncommon::start_page($title,undef,
1.10 albertel 150: {'no_nav_bar' => 1}));
1.16 bisitz 151: $r->print('<h1>'.&mt($title).'</h1>');
152:
153: $r->print(&Apache::lonhtmlcommon::scripttag("
1.2 albertel 154: function gochoose(newcode) {
1.6 albertel 155: opener.document.$env{'form.form'}.scantron_CODE_selectedvalue.value=newcode;
156: var slct=opener.document.$env{'form.form'}.scantron_CODE_resolution;
1.1 albertel 157: var i;
158: for (i=0;i<slct.length;i++) {
1.2 albertel 159: if (slct[i].value=='use_found') { slct[i].checked=true; }
1.1 albertel 160: }
161: self.close();
162: }
1.16 bisitz 163: "));
1.1 albertel 164:
1.16 bisitz 165: $r->print(
166: '<p>'
167: .&mt('The CODE on the paper is [_1]. Please select a new one.',
168: '<tt><b>'.$env{'form.curCODE'}.'</b></tt>')
169: ."</p>\n".'<form action="">'
170: );
1.4 albertel 171: my %codes=&Apache::grades::get_codes();
1.1 albertel 172: my %code_freq=&get_code_freq($r);
1.6 albertel 173: my $num_matches=length($env{'form.curCODE'});
1.1 albertel 174: for (my $i=$num_matches;$i>=0;$i--) {
1.16 bisitz 175: my $to_print =
176: '<p>'.&mt('CODEs with [_1] matching letters:',$i)."</p>\n"
177: .&Apache::loncommon::start_data_table()
178: .&Apache::loncommon::start_data_table_header_row()
179: .'<th> </th>'
180: .'<th>'.&mt('CODE').'</th>'
181: .'<th>'.&mt('Bubblesheet Exams using this CODE').'</th>'
182: .&Apache::loncommon::end_data_table_header_row();
183:
1.1 albertel 184: my $print;
185: foreach my $code (sort(keys(%codes))) {
1.6 albertel 186: if (&Apache::grades::num_matches($env{'form.curCODE'},$code) != $i) { next; }
1.1 albertel 187: $print=1;
1.4 albertel 188: my ($count,$list);
189: if (!ref($code_freq{$code})) {
190: $count=0;
191: } else {
192: $count=scalar(@{$code_freq{$code}});
193: $list=' - '.join(', ',@{$code_freq{$code}});
194: }
1.16 bisitz 195: $to_print .=
196: &Apache::loncommon::start_data_table_row()
197: .'<td><input type="button" value="'.&mt('Select')
198: .'" onclick="gochoose(\''.$code.'\')" /></td>'
199: .'<td><tt>'.$code.'</tt></td>'
200: .'<td>'.$count.$list.'</td>'
201: .&Apache::loncommon::end_data_table_row();
202: delete($codes{$code});
203: }
204: $to_print .= &Apache::loncommon::end_data_table();
205: if ($print) { $r->print($to_print); }
1.1 albertel 206: }
1.7 albertel 207: $r->print('</form>');
1.1 albertel 208: }
209:
210: 1;
211: __END__
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