1: #
2: # $Id: classcalc.pm,v 1.6 2003/05/29 13:39:38 matthew Exp $
3: #
4: # Copyright Michigan State University Board of Trustees
5: #
6: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
7: #
8: # LON-CAPA is free software; you can redistribute it and/or modify
9: # it under the terms of the GNU General Public License as published by
10: # the Free Software Foundation; either version 2 of the License, or
11: # (at your option) any later version.
12: #
13: # LON-CAPA is distributed in the hope that it will be useful,
14: # but WITHOUT ANY WARRANTY; without even the implied warranty of
15: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16: # GNU General Public License for more details.
17: #
18: # You should have received a copy of the GNU General Public License
19: # along with LON-CAPA; if not, write to the Free Software
20: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21: #
22: # /home/httpd/html/adm/gpl.txt
23: #
24: # http://www.lon-capa.org/
25: #
26: # The LearningOnline Network with CAPA
27: # Spreadsheet/Grades Display Handler
28: #
29: # POD required stuff:
30:
31: =head1 NAME
32:
33: classcalc
34:
35: =head1 SYNOPSIS
36:
37: =head1 DESCRIPTION
38:
39: =over 4
40:
41: =cut
42:
43: ###################################################
44: ### CourseSheet ###
45: ###################################################
46: package Apache::classcalc;
47:
48: use strict;
49: use Apache::Constants qw(:common :http);
50: use Apache::loncoursedata();
51: use Apache::lonhtmlcommon();
52: use Apache::Spreadsheet;
53: use Apache::studentcalc;
54: use Apache::lonstatistics();
55: use HTML::Entities();
56: use Spreadsheet::WriteExcel;
57: use Apache::lonnet;
58: use Time::HiRes;
59:
60: @Apache::classcalc::ISA = ('Apache::Spreadsheet');
61:
62: ##
63: ## Package variable
64: ##
65:
66: my @Students;
67:
68: sub initialize {
69: &Apache::lonstatistics::clear_classlist_variables();
70: @Students = &Apache::lonstatistics::get_students();
71: return;
72: }
73:
74: sub html_header {
75: my $self = shift;
76: my ($toprow,$bottomrow);
77: &Apache::lonstatistics::clear_classlist_variables();
78: foreach (['Sections',&Apache::lonstatistics::SectionSelect('Section','multpile',3)],
79: ['Enrollment Status',&Apache::lonhtmlcommon::StatusOptions(undef,undef,3)],
80: ['Output Format',&Apache::Spreadsheet::output_selector()]) {
81: my ($name,$selector) = @{$_};
82: $toprow .= '<th align="center"><b>'.$name.'</b></th>';
83: $bottomrow .= '<td>'.$selector.'</td>';
84: }
85: return "<p>\n<table>\n".
86: "<tr>".$toprow."</tr>\n".
87: "<tr>".$bottomrow."</tr>\n".
88: "</table>\n</p>";
89: }
90:
91: sub get_title {
92: my $self = shift;
93: # Section info should be included
94: my @title = ($self->{'coursedesc'}, scalar(localtime(time)) );
95: return @title;
96: }
97:
98: sub get_html_title {
99: my $self = shift;
100: my ($classcalc_title,$time) = $self->get_title();
101: my $title = '<h1>'.$classcalc_title."</h1>\n".'<h3>'.$time."</h3>\n";
102: return $title;
103: }
104:
105: sub parent_link {
106: return '';
107: }
108:
109: sub outsheet_html {
110: my $self = shift;
111: my ($r) = @_;
112: ###################################
113: # Determine table structure
114: ###################################
115: my $num_uneditable = 26;
116: my $num_left = 52-$num_uneditable;
117: my $tableheader =<<"END";
118: <p>
119: <table border="2">
120: <tr>
121: <th colspan="2" rowspan="2"><font size="+2">Course</font></th>
122: <td bgcolor="#FFDDDD" colspan="$num_uneditable">
123: <b><font size="+1">Import</font></b></td>
124: <td colspan="$num_left">
125: <b><font size="+1">Calculations</font></b></td>
126: </tr><tr>
127: END
128: my $label_num = 0;
129: foreach (split(//,'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz')){
130: if ($label_num<$num_uneditable) {
131: $tableheader.='<th bgcolor="#FFDDDD">';
132: } else {
133: $tableheader.='<th>';
134: }
135: $tableheader.="<b><font size=+1>$_</font></b></th>";
136: $label_num++;
137: }
138: $tableheader.="</tr>\n";
139: #
140: $r->print($tableheader);
141: #
142: # Print out template row
143: $r->print('<tr><td>Template</td><td> </td>'.
144: $self->html_template_row($num_uneditable)."</tr>\n");
145: #
146: # Print out summary/export row
147: $r->print('<tr><td>Summary</td><td>0</td>'.
148: $self->html_export_row()."</tr>\n");
149: #
150: # Prepare to output rows
151: $tableheader =<<"END";
152: </p><p>
153: <table border="2">
154: <tr><th>Row</th>
155: <th>student</th><th>username</th><th>domain</th>
156: <th>section</th><th>status</th>
157: END
158: foreach (split(//,'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz')){
159: if ($label_num<$num_uneditable) {
160: $tableheader.='<th bgcolor="#FFDDDD">';
161: } else {
162: $tableheader.='<th>';
163: }
164: $tableheader.="<b><font size=+1>$_</font></b></th>";
165: }
166: #
167: my $num_output = 0;
168: foreach my $student (@Students) {
169: if ($num_output++ % 50 == 0) {
170: $r->print("</table>\n".$tableheader);
171: }
172: my $rownum = $self->get_row_number_from_key
173: ($student->{'username'}.':'.$student->{'domain'});
174: my $link = '<a href="/adm/studentcalc?sname='.$student->{'username'}.
175: '&sdomain='.$student->{'domain'}.'">';
176: $student->{'section'} = 'none' if ($student->{'section'} eq '-1');
177: $r->print('<tr>'.'<td>'.$rownum.'</td>'.
178: '<td>'.$link.$student->{'fullname'}.'</a></td>'.
179: '<td>'.$student->{'username'}.'</td>'.
180: '<td>'.$student->{'domain'} .'</td>'.
181: '<td>'.$student->{'section'} .'</td>'.
182: '<td>'.$student->{'status'} .'</td>'.
183: $self->html_row($num_uneditable,$rownum)."</tr>\n");
184: }
185: $r->print("</table></p>\n");
186: return;
187: }
188:
189: sub excel_rows {
190: # writes the meat of the spreadsheet to an excel worksheet. Called
191: # by Spreadsheet::outsheet_excel;
192: my $self = shift;
193: my ($worksheet,$cols_output,$rows_output) = @_;
194: #
195: # Write a header row
196: $cols_output = 0;
197: foreach my $value ('fullname','username','domain','section','status') {
198: $worksheet->write($rows_output,$cols_output++,$value);
199: }
200: $rows_output++;
201: #
202: # Write each students row
203: foreach my $student (@Students) {
204: $cols_output = 0;
205: my $rownum = $self->get_row_number_from_key
206: ($student->{'username'}.':'.$student->{'domain'});
207: $student->{'section'} = 'none' if ($student->{'section'} eq '-1');
208: my @studentdata = ($student->{'fullname'},
209: $student->{'username'},
210: $student->{'domain'},
211: $student->{'section'},
212: $student->{'status'});
213: $self->excel_output_row($worksheet,$rownum,$rows_output++,
214: @studentdata);
215: }
216: return;
217: }
218:
219: sub csv_rows {
220: # writes the meat of the spreadsheet to an excel worksheet. Called
221: # by Spreadsheet::outsheet_excel;
222: my $self = shift;
223: my ($filehandle) = @_;
224: #
225: # Write a header row
226:
227: $self->csv_output_row($filehandle,undef,
228: ('fullname','username','domain','section','status'));
229: #
230: # Write each students row
231: foreach my $student (@Students) {
232: my $rownum = $self->get_row_number_from_key
233: ($student->{'username'}.':'.$student->{'domain'});
234: $student->{'section'} = 'none' if ($student->{'section'} eq '-1');
235: my @studentdata = ($student->{'fullname'},
236: $student->{'username'},
237: $student->{'domain'},
238: $student->{'section'},
239: $student->{'status'});
240: $self->csv_output_row($filehandle,$rownum,@studentdata);
241: }
242: return;
243: }
244:
245: sub outsheet_recursive_excel {
246: my $self = shift;
247: my ($r) = @_;
248: }
249:
250: sub compute {
251: my $self = shift;
252: my ($r) = @_;
253: $self->initialize_safe_space();
254: my %c = $self->constants();
255: my %f = $self->formulas();
256: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin
257: ($r,'Spreadsheet Computation Status',
258: 'Spreadsheet Computation', scalar(@Students));
259: &Apache::studentcalc::initialize_package();
260: foreach my $student (@Students) {
261: my $sname = $student->{'username'}.':'.$student->{'domain'};
262: my $studentsheet = Apache::studentcalc->new
263: ($student->{'username'},$student->{'domain'},undef);
264: my @exportdata = $studentsheet->export_data();
265: my $rownum = $self->get_row_number_from_key($sname);
266: $f{'A'.$rownum} = $sname;
267: $self->{'row_source'}->{$rownum} = $sname;
268: $c{'A'.$rownum} = shift(@exportdata);
269: foreach (split(//,'BCDEFGHIJKLMNOPQRSTUVWXYZ')) {
270: my $cell = $_.$rownum;
271: my $data = shift(@exportdata);
272: if (defined($data)) {
273: $f{$cell} = 'import';
274: $c{$cell} = $data;
275: }
276: }
277: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
278: 'last student');
279: }
280: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
281: $r->rflush();
282: $self->constants(\%c);
283: $self->formulas(\%f);
284: $self->calcsheet();
285: }
286:
287: 1;
288:
289: __END__
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