Annotation of loncom/interface/spreadsheet/classcalc.pm, revision 1.1

1.1     ! matthew     1: #
        !             2: # $Id$
        !             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 HTML::Entities();
        !            55: use Spreadsheet::WriteExcel;
        !            56: use Apache::lonnet;
        !            57: use Time::HiRes;
        !            58: 
        !            59: @Apache::classcalc::ISA = ('Apache::Spreadsheet');
        !            60: 
        !            61: sub get_classlist {
        !            62:     my $self = shift;
        !            63:     # Retrieve the classlist
        !            64:     my @Students = ();
        !            65:     my ($classlist,$field_names) = &Apache::loncoursedata::get_classlist
        !            66:         ($self->{'cid'},$self->{'cdom'},$self->{'cnum'});
        !            67:     while (my ($student,$student_data) = each (%$classlist)) {
        !            68:         my $studenthash = ();
        !            69:         for (my $i=0; $i< scalar(@$field_names);$i++) {
        !            70:             my $field = $field_names->[$i];
        !            71:             $studenthash->{$field}=$student_data->[$i];
        !            72:         }
        !            73:         # This is where we can skip students because they are in 
        !            74:         # the wrong section, have expired or pending roles, whatever...
        !            75:         push (@Students,$studenthash);
        !            76:     }
        !            77:     my @SortedStudents = sort { $a->{'fullname'} cmp $b->{'fullname'} } @Students;
        !            78:     return @SortedStudents;
        !            79: }
        !            80: 
        !            81: sub get_title {
        !            82:     my $self = shift;
        !            83:     my $title = '<h2>'.$self->{'coursedesc'}."</h2>\n";
        !            84:     # Section info should be included
        !            85:     return $title;
        !            86: }
        !            87: 
        !            88: sub parent_link {
        !            89:     return '';
        !            90: }
        !            91: 
        !            92: sub outsheet_html {
        !            93:     my $self = shift;
        !            94:     my ($r) = @_;
        !            95:     ###################################
        !            96:     # Determine table structure
        !            97:     ###################################
        !            98:     my $num_uneditable = 26;
        !            99:     my $num_left = 52-$num_uneditable;
        !           100:     my $tableheader =<<"END";
        !           101: <table border="2">
        !           102: <tr>
        !           103:   <th colspan="2" rowspan="2"><font size="+2">Course</font></th>
        !           104:   <td bgcolor="#FFDDDD" colspan="$num_uneditable">
        !           105:       <b><font size="+1">Import</font></b></td>
        !           106:   <td colspan="$num_left">
        !           107:       <b><font size="+1">Calculations</font></b></td>
        !           108: </tr><tr>
        !           109: END
        !           110:     my $label_num = 0;
        !           111:     foreach (split(//,'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz')){
        !           112:         if ($label_num<$num_uneditable) { 
        !           113:             $tableheader.='<th bgcolor="#FFDDDD">';
        !           114:         } else {
        !           115:             $tableheader.='<th>';
        !           116:         }
        !           117:         $tableheader.="<b><font size=+1>$_</font></b></th>";
        !           118:         $label_num++;
        !           119:     }
        !           120:     $tableheader.="</tr>\n";
        !           121:     #
        !           122:     $r->print($tableheader);
        !           123:     #
        !           124:     # Print out template row
        !           125:     $r->print('<tr><td>Template</td><td>&nbsp;</td>'.
        !           126: 	      $self->html_template_row($num_uneditable)."</tr>\n");
        !           127:     #
        !           128:     # Print out summary/export row
        !           129:     $r->print('<tr><td>Summary</td><td>0</td>'.
        !           130: 	      $self->html_export_row()."</tr>\n");
        !           131:     #
        !           132:     # Prepare to output rows
        !           133:     $tableheader =<<"END";
        !           134: <table border="2">
        !           135: <tr><th>Row</th>
        !           136:   <th>student</th><th>username</th><th>domain</th>
        !           137:   <th>section</th><th>status</th>
        !           138: END
        !           139:     foreach (split(//,'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz')){
        !           140: 	if ($label_num<$num_uneditable) { 
        !           141:             $tableheader.='<th bgcolor="#FFDDDD">';
        !           142:         } else {
        !           143:             $tableheader.='<th>';
        !           144:         }
        !           145:         $tableheader.="<b><font size=+1>$_</font></b></th>";
        !           146:     }
        !           147:     #
        !           148:     my $num_output = 0;
        !           149:     foreach my $student ($self->get_classlist()) {
        !           150: 	if ($num_output++ % 50 == 0) {
        !           151: 	    $r->print("</table>\n".$tableheader);
        !           152: 	}
        !           153: 	my $rownum = $self->get_row_number_from_key
        !           154: 	    ($student->{'username'}.':'.$student->{'domain'});
        !           155:         my $link = '<a href="/adm/studentcalc?sname='.$student->{'username'}.
        !           156:             '&sdomain='.$student->{'domain'}.'">';
        !           157:         $student->{'section'} = 'none' if ($student->{'section'} eq '-1');
        !           158: 	$r->print('<tr>'.'<td>'.$rownum.'</td>'.
        !           159: 		  '<td>'.$link.$student->{'fullname'}.'</a></td>'.
        !           160: 		  '<td>'.$student->{'username'}.'</td>'.
        !           161: 		  '<td>'.$student->{'domain'}  .'</td>'.
        !           162: 		  '<td>'.$student->{'section'} .'</td>'.
        !           163: 		  '<td>'.$student->{'status'}  .'</td>'.
        !           164: 		  $self->html_row($num_uneditable,$rownum)."</tr>\n");
        !           165:     }
        !           166:     $r->print("</table>\n");
        !           167:     return;
        !           168: }
        !           169: 
        !           170: sub outsheet_csv {
        !           171:     my $self = shift;
        !           172:     my ($r) = @_;
        !           173: }
        !           174: 
        !           175: sub outsheet_excel {
        !           176:     my $self = shift;
        !           177:     my ($r) = @_;
        !           178: }
        !           179: 
        !           180: sub outsheet_recursive_excel {
        !           181:     my $self = shift;
        !           182:     my ($r) = @_;
        !           183: } 
        !           184: 
        !           185: sub display {
        !           186:     my $self = shift;
        !           187:     my ($r) = @_;
        !           188:     $self->compute($r);
        !           189:     # display as html/csv/excel/etc....
        !           190:     $self->outsheet_html($r);
        !           191:     return;
        !           192: }
        !           193: 
        !           194: sub compute {
        !           195:     my $self = shift;
        !           196:     my ($r) = @_;
        !           197:     $self->initialize_safe_space();
        !           198:     my %c = $self->constants();
        !           199:     my %f = $self->formulas();
        !           200:     my @Students = $self->get_classlist();
        !           201:     my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin
        !           202:         ($r,'Spreadsheet Computation Status',
        !           203:          'Spreadsheet Computation', scalar(@Students));
        !           204:     &Apache::studentcalc::initialize_package();
        !           205:     foreach my $student ($self->get_classlist()) {
        !           206:         my $sname = $student->{'username'}.':'.$student->{'domain'};
        !           207: 	my $studentsheet = Apache::studentcalc->new
        !           208: 	    ($student->{'username'},$student->{'domain'},undef);
        !           209: 	my @exportdata = $studentsheet->export_data();
        !           210: 	my $rownum = $self->get_row_number_from_key($sname);
        !           211:         $f{'A'.$rownum} = $sname;
        !           212:         $self->{'row_source'}->{$rownum} = $sname;
        !           213:         $c{'A'.$rownum} = shift(@exportdata);
        !           214: 	foreach (split(//,'BCDEFGHIJKLMNOPQRSTUVWXYZ')) {
        !           215:             my $cell = $_.$rownum;
        !           216:             my $data = shift(@exportdata);
        !           217:             if (defined($data)) {
        !           218:                 $f{$cell} = 'import';
        !           219:                 $c{$cell} = $data;
        !           220:             }
        !           221: 	}
        !           222:         &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
        !           223:                                                  'last student');
        !           224:     }
        !           225:     &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
        !           226:     $r->rflush();
        !           227:     $self->constants(\%c);
        !           228:     $self->formulas(\%f);
        !           229:     $self->calcsheet();
        !           230: }
        !           231: 
        !           232: 1;
        !           233: 
        !           234: __END__

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