Annotation of loncom/interface/lonpickcode.pm, revision 1.13
1.1 albertel 1: # The LearningOnline Network
2: # Pick a CODE from the list of possible CODEs
3: #
1.13 ! banghart 4: # $Id: lonpickcode.pm,v 1.12 2007/01/25 20:34:29 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++) {
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: $r->print(&Apache::loncommon::start_page().
72: &mt('Access not allowed.').
73: &Apache::loncommon::end_page());
1.1 albertel 74: return OK;
75: }
1.7 albertel 76: if ($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;
! 95: my $enc_table_start;
! 96: my $enc_table_close;
! 97:
! 98: if (!$context) {
1.10 albertel 99: $r->print(&Apache::loncommon::start_page("View CODEs",undef,
100: {'no_nav_bar' => 1}));
1.13 ! banghart 101: $table_head = ('<b>'.&mt('Select a set of saved CODEs to view.')."</b>");
! 102: } elsif ($context eq 1) {
! 103: $table_head = ('<b>'.&mt('Select another set of saved CODEs to view.')."</b>");
! 104: $enc_table_start = '<table width="100%"><tr><td bgcolor="#777777">';
! 105: $enc_table_close = '</tr></td></table>';
! 106: } elsif ($context eq 2) {
! 107: $table_head = ('<b>'.&mt('Select a set of saved CODEs to view.')."</b>");
1.7 albertel 108: }
109: $r->print("<form method='POST' action='/adm/pickcode' name='pickcode'>");
1.13 ! banghart 110: $r->print($enc_table_start);
! 111: $r->print('<table width="100%">');
! 112: $r->print('<tr><td bgcolor="#e6ffff">');
! 113: $r->print($table_head);
! 114: $r->print('</td></tr>');
! 115: $r->print('<tr><td bgcolor="#ffffe6">');
1.7 albertel 116: $r->print(&Apache::grades::scantron_CODElist());
1.13 ! banghart 117: $r->print('</td></tr>');
1.7 albertel 118: $r->print("<input type='hidden' name='command' value='showcodes' />");
119: $r->print("<input type='hidden' name='symb' value='".$env{'form.symb'}."' />");
120: $r->print("<input type='hidden' name='url' value='".$env{'form.url'}."' />");
1.13 ! banghart 121: $r->print('<tr><td bgcolor="#ffffe6">');
1.7 albertel 122: $r->print("<input type='submit' name='submit' value='".&mt("View")."' />");
1.13 ! banghart 123: $r->print('</td></tr>');
! 124: $r->print('</table>');
! 125: $r->print($enc_table_close); # conditional
1.7 albertel 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)=@_;
1.10 albertel 148: $r->print(&Apache::loncommon::start_page("Selecting a CODE",undef,
149: {'no_nav_bar' => 1}));
1.1 albertel 150: $r->print(<<ENDSCRIPT);
151: <script>
1.2 albertel 152: function gochoose(newcode) {
1.6 albertel 153: opener.document.$env{'form.form'}.scantron_CODE_selectedvalue.value=newcode;
154: var slct=opener.document.$env{'form.form'}.scantron_CODE_resolution;
1.1 albertel 155: var i;
156: for (i=0;i<slct.length;i++) {
1.2 albertel 157: if (slct[i].value=='use_found') { slct[i].checked=true; }
1.1 albertel 158: }
159: self.close();
160: }
161: </script>
162: ENDSCRIPT
163:
164:
1.6 albertel 165: $r->print("<p>The CODE on the paper is <tt><b>".$env{'form.curCODE'}.
1.1 albertel 166: "</b></tt>. Please Select a new one.</p>\n".'<form>');
1.4 albertel 167: my %codes=&Apache::grades::get_codes();
1.1 albertel 168: my %code_freq=&get_code_freq($r);
1.6 albertel 169: my $num_matches=length($env{'form.curCODE'});
1.1 albertel 170: for (my $i=$num_matches;$i>=0;$i--) {
1.12 albertel 171: my $to_print="<p>".&mt("CODEs with [_1] matching letters",$i)."</p>";
1.4 albertel 172: $to_print.='<table border="1"><tr><td></td><td>CODE</td><td>exams using this CODE</td>';
1.1 albertel 173: my $print;
174: foreach my $code (sort(keys(%codes))) {
1.6 albertel 175: if (&Apache::grades::num_matches($env{'form.curCODE'},$code) != $i) { next; }
1.1 albertel 176: $print=1;
1.4 albertel 177: my ($count,$list);
178: if (!ref($code_freq{$code})) {
179: $count=0;
180: } else {
181: $count=scalar(@{$code_freq{$code}});
182: $list=' - '.join(', ',@{$code_freq{$code}});
183: }
1.1 albertel 184: $to_print.='<tr><td>'.
185: '<input type="button" value="'.&mt('Select').
186: '" onClick="gochoose(\''.$code.'\')" /></td>'.
1.4 albertel 187: '<td><tt>'.$code.'</tt></td><td>'.$count.
188: $list.'</td></tr>';
1.1 albertel 189: delete($codes{$code});
190: }
191: $to_print.='</table>';
192: if ($print) { $r->print($to_print); }
193: }
1.7 albertel 194: $r->print('</form>');
1.1 albertel 195: }
196:
197: 1;
198: __END__
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