Annotation of loncom/interface/spreadsheet/classcalc.pm, revision 1.5

1.1       matthew     1: #
1.5     ! matthew     2: # $Id: classcalc.pm,v 1.4 2003/05/23 21:03:29 matthew Exp $
1.1       matthew     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;
1.5     ! matthew    54: use Apache::lonstatistics();
1.1       matthew    55: use HTML::Entities();
                     56: use Spreadsheet::WriteExcel;
                     57: use Apache::lonnet;
                     58: use Time::HiRes;
                     59: 
                     60: @Apache::classcalc::ISA = ('Apache::Spreadsheet');
                     61: 
1.3       matthew    62: sub html_header {
                     63:     my $self = shift;
                     64:     my ($toprow,$bottomrow);
1.5     ! matthew    65:     &Apache::lonstatistics::clear_classlist_variables();
        !            66:     foreach (['Sections',&Apache::lonstatistics::SectionSelect('Section','multpile',3)],
1.3       matthew    67:              ['Enrollment Status',&Apache::lonhtmlcommon::StatusOptions(undef,undef,3)],
                     68:              ['Output Format',&Apache::Spreadsheet::output_selector()]) {
                     69:         my ($name,$selector) = @{$_};
                     70:         $toprow .= '<th align="center"><b>'.$name.'</b></th>';
                     71:         $bottomrow .= '<td>'.$selector.'</td>';
                     72:     }
                     73:     return "<p>\n<table>\n".
                     74:         "<tr>".$toprow."</tr>\n".
                     75:         "<tr>".$bottomrow."</tr>\n".
                     76:         "</table>\n</p>";
                     77: }
                     78: 
1.1       matthew    79: sub get_classlist {
                     80:     my $self = shift;
1.5     ! matthew    81:     # Retrieve the classlist and return it 
        !            82:     return &Apache::lonstatistics::get_students();
1.1       matthew    83: }
                     84: 
                     85: sub get_title {
                     86:     my $self = shift;
                     87:     # Section info should be included
1.3       matthew    88:     my @title = ($self->{'coursedesc'}, scalar(localtime(time)) );
                     89:     return @title;
                     90: }
                     91: 
                     92: sub get_html_title {
                     93:     my $self = shift;
                     94:     my ($classcalc_title,$time) = $self->get_title();
                     95:     my $title = '<h1>'.$classcalc_title."</h1>\n".'<h3>'.$time."</h3>\n";
1.1       matthew    96:     return $title;
                     97: }
                     98: 
                     99: sub parent_link {
                    100:     return '';
                    101: }
                    102: 
                    103: sub outsheet_html {
                    104:     my $self = shift;
                    105:     my ($r) = @_;
                    106:     ###################################
                    107:     # Determine table structure
                    108:     ###################################
                    109:     my $num_uneditable = 26;
                    110:     my $num_left = 52-$num_uneditable;
                    111:     my $tableheader =<<"END";
1.2       matthew   112: <p>
1.1       matthew   113: <table border="2">
                    114: <tr>
                    115:   <th colspan="2" rowspan="2"><font size="+2">Course</font></th>
                    116:   <td bgcolor="#FFDDDD" colspan="$num_uneditable">
                    117:       <b><font size="+1">Import</font></b></td>
                    118:   <td colspan="$num_left">
                    119:       <b><font size="+1">Calculations</font></b></td>
                    120: </tr><tr>
                    121: END
                    122:     my $label_num = 0;
                    123:     foreach (split(//,'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz')){
                    124:         if ($label_num<$num_uneditable) { 
                    125:             $tableheader.='<th bgcolor="#FFDDDD">';
                    126:         } else {
                    127:             $tableheader.='<th>';
                    128:         }
                    129:         $tableheader.="<b><font size=+1>$_</font></b></th>";
                    130:         $label_num++;
                    131:     }
                    132:     $tableheader.="</tr>\n";
                    133:     #
                    134:     $r->print($tableheader);
                    135:     #
                    136:     # Print out template row
                    137:     $r->print('<tr><td>Template</td><td>&nbsp;</td>'.
                    138: 	      $self->html_template_row($num_uneditable)."</tr>\n");
                    139:     #
                    140:     # Print out summary/export row
                    141:     $r->print('<tr><td>Summary</td><td>0</td>'.
                    142: 	      $self->html_export_row()."</tr>\n");
                    143:     #
                    144:     # Prepare to output rows
                    145:     $tableheader =<<"END";
1.2       matthew   146: </p><p>
1.1       matthew   147: <table border="2">
                    148: <tr><th>Row</th>
                    149:   <th>student</th><th>username</th><th>domain</th>
                    150:   <th>section</th><th>status</th>
                    151: END
                    152:     foreach (split(//,'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz')){
                    153: 	if ($label_num<$num_uneditable) { 
                    154:             $tableheader.='<th bgcolor="#FFDDDD">';
                    155:         } else {
                    156:             $tableheader.='<th>';
                    157:         }
                    158:         $tableheader.="<b><font size=+1>$_</font></b></th>";
                    159:     }
                    160:     #
                    161:     my $num_output = 0;
                    162:     foreach my $student ($self->get_classlist()) {
                    163: 	if ($num_output++ % 50 == 0) {
                    164: 	    $r->print("</table>\n".$tableheader);
                    165: 	}
                    166: 	my $rownum = $self->get_row_number_from_key
                    167: 	    ($student->{'username'}.':'.$student->{'domain'});
                    168:         my $link = '<a href="/adm/studentcalc?sname='.$student->{'username'}.
                    169:             '&sdomain='.$student->{'domain'}.'">';
                    170:         $student->{'section'} = 'none' if ($student->{'section'} eq '-1');
                    171: 	$r->print('<tr>'.'<td>'.$rownum.'</td>'.
                    172: 		  '<td>'.$link.$student->{'fullname'}.'</a></td>'.
                    173: 		  '<td>'.$student->{'username'}.'</td>'.
                    174: 		  '<td>'.$student->{'domain'}  .'</td>'.
                    175: 		  '<td>'.$student->{'section'} .'</td>'.
                    176: 		  '<td>'.$student->{'status'}  .'</td>'.
                    177: 		  $self->html_row($num_uneditable,$rownum)."</tr>\n");
                    178:     }
1.2       matthew   179:     $r->print("</table></p>\n");
1.1       matthew   180:     return;
                    181: }
                    182: 
1.3       matthew   183: sub excel_rows {
                    184:     # writes the meat of the spreadsheet to an excel worksheet.  Called
                    185:     # by Spreadsheet::outsheet_excel;
1.1       matthew   186:     my $self = shift;
1.3       matthew   187:     my ($worksheet,$cols_output,$rows_output) = @_;
                    188:     #
                    189:     # Write a header row
                    190:     $cols_output = 0;
                    191:     foreach my $value ('fullname','username','domain','section','status') {
                    192:         $worksheet->write($rows_output,$cols_output++,$value);
                    193:     }
                    194:     $rows_output++;    
                    195:     #
                    196:     # Write each students row
                    197:     foreach my $student ($self->get_classlist()) {
                    198:         $cols_output = 0;
                    199: 	my $rownum = $self->get_row_number_from_key
                    200: 	    ($student->{'username'}.':'.$student->{'domain'});
                    201:         $student->{'section'} = 'none' if ($student->{'section'} eq '-1');
                    202:         my @studentdata = ($student->{'fullname'},
                    203:                            $student->{'username'},
                    204:                            $student->{'domain'},
                    205:                            $student->{'section'},
                    206:                            $student->{'status'});
                    207:         $self->excel_output_row($worksheet,$rownum,$rows_output++,
                    208:                                 @studentdata);
                    209:     }
                    210:     return;
1.1       matthew   211: }
                    212: 
1.4       matthew   213: sub csv_rows {
                    214:     # writes the meat of the spreadsheet to an excel worksheet.  Called
                    215:     # by Spreadsheet::outsheet_excel;
                    216:     my $self = shift;
                    217:     my ($filehandle) = @_;
                    218:     #
                    219:     # Write a header row
                    220: 
                    221:     $self->csv_output_row($filehandle,undef,
                    222:                           ('fullname','username','domain','section','status'));
                    223:     #
                    224:     # Write each students row
                    225:     foreach my $student ($self->get_classlist()) {
                    226: 	my $rownum = $self->get_row_number_from_key
                    227: 	    ($student->{'username'}.':'.$student->{'domain'});
                    228:         $student->{'section'} = 'none' if ($student->{'section'} eq '-1');
                    229:         my @studentdata = ($student->{'fullname'},
                    230:                            $student->{'username'},
                    231:                            $student->{'domain'},
                    232:                            $student->{'section'},
                    233:                            $student->{'status'});
                    234:         $self->csv_output_row($filehandle,$rownum,@studentdata);
                    235:     }
                    236:     return;
                    237: }
1.3       matthew   238: 
1.1       matthew   239: sub outsheet_recursive_excel {
                    240:     my $self = shift;
                    241:     my ($r) = @_;
                    242: } 
                    243: 
                    244: sub compute {
                    245:     my $self = shift;
                    246:     my ($r) = @_;
                    247:     $self->initialize_safe_space();
                    248:     my %c = $self->constants();
                    249:     my %f = $self->formulas();
                    250:     my @Students = $self->get_classlist();
                    251:     my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin
                    252:         ($r,'Spreadsheet Computation Status',
                    253:          'Spreadsheet Computation', scalar(@Students));
                    254:     &Apache::studentcalc::initialize_package();
                    255:     foreach my $student ($self->get_classlist()) {
                    256:         my $sname = $student->{'username'}.':'.$student->{'domain'};
                    257: 	my $studentsheet = Apache::studentcalc->new
                    258: 	    ($student->{'username'},$student->{'domain'},undef);
                    259: 	my @exportdata = $studentsheet->export_data();
                    260: 	my $rownum = $self->get_row_number_from_key($sname);
                    261:         $f{'A'.$rownum} = $sname;
                    262:         $self->{'row_source'}->{$rownum} = $sname;
                    263:         $c{'A'.$rownum} = shift(@exportdata);
                    264: 	foreach (split(//,'BCDEFGHIJKLMNOPQRSTUVWXYZ')) {
                    265:             my $cell = $_.$rownum;
                    266:             my $data = shift(@exportdata);
                    267:             if (defined($data)) {
                    268:                 $f{$cell} = 'import';
                    269:                 $c{$cell} = $data;
                    270:             }
                    271: 	}
                    272:         &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
                    273:                                                  'last student');
                    274:     }
                    275:     &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
                    276:     $r->rflush();
                    277:     $self->constants(\%c);
                    278:     $self->formulas(\%f);
                    279:     $self->calcsheet();
                    280: }
                    281: 
                    282: 1;
                    283: 
                    284: __END__

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