Annotation of loncom/interface/statistics/lonstudentsubmissions.pm, revision 1.13

1.1       matthew     1: # The LearningOnline Network with CAPA
                      2: #
1.13    ! matthew     3: # $Id: lonstudentsubmissions.pm,v 1.12 2004/06/25 20:43:33 matthew Exp $
1.1       matthew     4: #
                      5: # Copyright Michigan State University Board of Trustees
                      6: #
                      7: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
                      8: #
                      9: # LON-CAPA is free software; you can redistribute it and/or modify
                     10: # it under the terms of the GNU General Public License as published by
                     11: # the Free Software Foundation; either version 2 of the License, or
                     12: # (at your option) any later version.
                     13: #
                     14: # LON-CAPA is distributed in the hope that it will be useful,
                     15: # but WITHOUT ANY WARRANTY; without even the implied warranty of
                     16: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     17: # GNU General Public License for more details.
                     18: #
                     19: # You should have received a copy of the GNU General Public License
                     20: # along with LON-CAPA; if not, write to the Free Software
                     21: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     22: #
                     23: # /home/httpd/html/adm/gpl.txt
                     24: #
                     25: # http://www.lon-capa.org/
                     26: #
                     27: package Apache::lonstudentsubmissions;
                     28: 
                     29: use strict;
                     30: use Apache::lonnet();
                     31: use Apache::loncommon();
                     32: use Apache::lonhtmlcommon();
                     33: use Apache::loncoursedata();
                     34: use Apache::lonstatistics;
                     35: use Apache::lonlocal;
                     36: use Apache::lonstathelpers;
                     37: use HTML::Entities();
                     38: use Time::Local();
                     39: use Spreadsheet::WriteExcel();
                     40: 
                     41: my @SubmitButtons = ({ name => 'PrevProblem',
                     42:                        text => 'Previous Problem' },
                     43:                      { name => 'NextProblem',
                     44:                        text => 'Next Problem' },
                     45:                      { name => 'break'},
                     46:                      { name => 'SelectAnother',
                     47:                        text => 'Choose a different Problem' },
                     48:                      { name => 'Generate',
                     49:                        text => 'Generate Spreadsheet'},
                     50:                      );
                     51: 
                     52: sub BuildStudentSubmissionsPage {
                     53:     my ($r,$c)=@_;
                     54:     #
                     55:     my %Saveable_Parameters = ('Status' => 'scalar',
                     56:                                'Section' => 'array',
                     57:                                'NumPlots' => 'scalar',
                     58:                                );
                     59:     &Apache::loncommon::store_course_settings('student_submissions',
                     60:                                               \%Saveable_Parameters);
                     61:     &Apache::loncommon::restore_course_settings('student_submissions',
                     62:                                                 \%Saveable_Parameters);
                     63:     #
                     64:     &Apache::lonstatistics::PrepareClasslist();
                     65:     #
                     66:     $r->print(&CreateInterface());
                     67:     #
                     68:     my @Students = @Apache::lonstatistics::Students;
                     69:     #
                     70:     if (@Students < 1) {
                     71:         $r->print('<h2>There are no students in the sections selected</h2>');
                     72:     }
                     73:     #
1.11      matthew    74:     my @CacheButtonHTML = 
                     75:         &Apache::lonstathelpers::manage_caches($r,'Statistics','stats_status');
1.1       matthew    76:     $r->rflush();
                     77:     #
                     78:     if (exists($ENV{'form.problemchoice'}) && 
                     79:         ! exists($ENV{'form.SelectAnother'})) {
                     80:         foreach my $button (@SubmitButtons) {
                     81:             if ($button->{'name'} eq 'break') {
                     82:                 $r->print("<br />\n");
                     83:             } else {
                     84:                 $r->print('<input type="submit" name="'.$button->{'name'}.'" '.
                     85:                           'value="'.&mt($button->{'text'}).'" />');
                     86:                 $r->print('&nbsp;'x5);
                     87:             }
                     88:         }
1.11      matthew    89:         foreach my $html (@CacheButtonHTML) {
                     90:             $r->print($html.('&nbsp;'x5));
                     91:         }
1.1       matthew    92:         #
                     93:         $r->print('<hr />');
                     94:         $r->rflush();
                     95:         #
                     96:         # Determine which problem we are to analyze
                     97:         my $current_problem = &Apache::lonstathelpers::get_target_from_id
                     98:             ($ENV{'form.problemchoice'});
                     99:         #
                    100:         my ($prev,$curr,$next) = 
                    101:             &Apache::lonstathelpers::get_prev_curr_next($current_problem,
                    102:                                                         '.',
                    103:                                                         'response',
                    104:                                                         );
                    105:         if (exists($ENV{'form.PrevProblem'}) && defined($prev)) {
                    106:             $current_problem = $prev;
                    107:         } elsif (exists($ENV{'form.NextProblem'}) && defined($next)) {
                    108:             $current_problem = $next;
                    109:         } else {
                    110:             $current_problem = $curr;
                    111:         }
                    112:         #
                    113:         # Store the current problem choice and send it out in the form
                    114:         $ENV{'form.problemchoice'} = 
                    115:             &Apache::lonstathelpers::make_target_id($current_problem);
                    116:         $r->print('<input type="hidden" name="problemchoice" value="'.
                    117:                   $ENV{'form.problemchoice'}.'" />');
                    118:         #
                    119:         if (! defined($current_problem->{'resource'})) {
                    120:             $r->print('resource is undefined');
                    121:         } else {
                    122:             my $resource = $current_problem->{'resource'};
                    123:             $r->print('<h1>'.$resource->{'title'}.'</h1>');
                    124:             $r->print('<h3>'.$resource->{'src'}.'</h3>');
                    125:             $r->print(&Apache::lonstathelpers::render_resource($resource));
                    126:             $r->rflush();
                    127:             my %Data = &Apache::lonstathelpers::get_problem_data
                    128:                 ($resource->{'src'});
                    129:             my $ProblemData = $Data{$current_problem->{'part'}.
                    130:                                     '.'.
                    131:                                     $current_problem->{'respid'}};
                    132:             &prepare_excel_output($r,$current_problem,
                    133:                                   $ProblemData,\@Students);
                    134:         }
                    135:         $r->print('<hr />');
                    136:     } else {
                    137:         $r->print('<input type="submit" name="Generate" value="'.
                    138:                   &mt('Generate Spreadsheet').'" />');
                    139:         $r->print('&nbsp;'x5);
                    140:         $r->print('<h3>'.&mt('Please select a problem to analyze').'</h3>');
                    141:         $r->print(&Apache::lonstathelpers::ProblemSelector('.'));
                    142:     }
                    143: }
                    144: 
                    145: #########################################################
                    146: #########################################################
                    147: ##
                    148: ##      Excel output of student answers and correct answers
                    149: ##
                    150: #########################################################
                    151: #########################################################
                    152: sub prepare_excel_output {
                    153:     my ($r,$problem,$ProblemData,$Students) = @_;
1.8       matthew   154:     my $c = $r->connection();
1.1       matthew   155:     my ($resource,$respid,$partid) = ($problem->{'resource'},
                    156:                                       $problem->{'respid'},
                    157:                                       $problem->{'part'});
                    158:     $r->print('<h2>'.
                    159:               &mt('Preparing Excel spreadsheet of student responses').
1.12      matthew   160:               '</h2>'.
                    161:               '<p>'.
                    162:               &mt('See the status bar above for student answer computation progress').
                    163:               '</p>');
1.1       matthew   164:     #
1.13    ! matthew   165:     if ($ENV{'form.correctans'} eq 'true') {
        !           166:         &Apache::lonstathelpers::GetStudentAnswers($r,$problem,$Students,
        !           167:                                                    'Statistics',
        !           168:                                                    'stats_status');
        !           169:     }
1.1       matthew   170:     #
1.11      matthew   171:     $r->print('<script>'.
                    172:               'window.document.Statistics.stats_status.value="'.
                    173:               'Done computing student answers.  Compiling spreadsheet.'.
                    174:               '";</script>');
                    175:     $r->rflush();
1.13    ! matthew   176:     my @Columns;
        !           177:     push(@Columns,'username');
        !           178:     push(@Columns,'domain');
        !           179:     push(@Columns,'attempt');
        !           180:     push(@Columns,'time');
        !           181:     push(@Columns,'submission');
        !           182:     if ($ENV{'form.correctans'} eq 'true') { push(@Columns,'correct'); }
        !           183:     push(@Columns,'grading');
        !           184:     push(@Columns,'awarded');
        !           185:     push(@Columns,'weight');
        !           186:     push(@Columns,'score');
        !           187:     my ($awarded_col,$weight_col);
        !           188:     if ($ENV{'form.correctans'} eq 'true') {
        !           189:         $awarded_col = 7;
        !           190:         $weight_col  = 8;
        !           191:     } else {
        !           192:         $awarded_col = 6;
        !           193:         $weight_col  = 7;
        !           194:     }
1.1       matthew   195:     #
                    196:     # Create excel worksheet
                    197:     my $filename = '/prtspool/'.
                    198:         $ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'.
                    199:         time.'_'.rand(1000000000).'.xls';
                    200:     my $workbook  = Spreadsheet::WriteExcel->new('/home/httpd'.$filename);
                    201:     if (! defined($workbook)) {
                    202:         $r->log_error("Error creating excel spreadsheet $filename: $!");
                    203:         $r->print('<p>'.&mt("Unable to create new Excel file.  ".
                    204:                             "This error has been logged.  ".
                    205:                             "Please alert your LON-CAPA administrator").
                    206:                   '</p>');
                    207:         return undef;
                    208:     }
                    209:     #
                    210:     $workbook->set_tempdir('/home/httpd/perl/tmp');
                    211:     #
                    212:     my $format = &Apache::loncommon::define_excel_formats($workbook);
                    213:     my $worksheet  = $workbook->addworksheet('Student Submission Data');
                    214:     #
                    215:     # Make sure we get new weight data instead of data on a 10 minute delay
                    216:     &Apache::lonnet::clear_EXT_cache_status();
                    217:     #
                    218:     # Put on the standard headers and whatnot
                    219:     my $rows_output=0;
                    220:     $worksheet->write($rows_output++,0,$resource->{'title'},$format->{'h1'});
                    221:     $worksheet->write($rows_output++,0,$resource->{'src'},$format->{'h3'});
                    222:     $rows_output++;
                    223:     $worksheet->write_row($rows_output++,0,\@Columns,$format->{'bold'});
                    224:     #
                    225:     # Populate the worksheet with the student data
                    226:     foreach my $student (@$Students) {
1.8       matthew   227:         last if ($c->aborted());
1.1       matthew   228:         my $results = &Apache::loncoursedata::get_response_data_by_student
                    229:             ($student,$resource->{'symb'},$respid);
                    230:         my %row;
                    231:         $row{'username'} = $student->{'username'};
                    232:         $row{'domain'}   = $student->{'domain'};
1.13    ! matthew   233:         $row{'correct'}  = $student->{'answer'};
1.1       matthew   234:         $row{'weight'} = &Apache::lonnet::EXT
                    235:             ('resource.'.$partid.'.weight',$resource->{'symb'},
                    236:              undef,undef,undef);
                    237:         if (! defined($results) || ref($results) ne 'ARRAY') {
                    238:             $row{'score'} = '='.
                    239:                 &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
                    240:                     ($rows_output,$awarded_col)
                    241:                 .'*'.
                    242:                 &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
                    243:                     ($rows_output,$weight_col);
                    244:             my $cols_output = 0;
                    245:             foreach my $col (@Columns) {
                    246:                 if (! exists($row{$col})) {
                    247:                     $cols_output++;
                    248:                     next;
                    249:                 }
                    250:                 $worksheet->write($rows_output,$cols_output++,$row{$col});
                    251:             }
                    252:             $rows_output++;
                    253:         } else {
                    254:             foreach my $response (@$results) {
                    255:                 delete($row{'time'});
                    256:                 delete($row{'attempt'});
                    257:                 delete($row{'submission'});
                    258:                 delete($row{'awarded'});
                    259:                 delete($row{'grading'});
                    260:                 delete($row{'score'});
                    261:                 my %row_format;
                    262:                 #
                    263:                 # Time is handled differently
                    264:                 $row{'time'} = &Apache::lonstathelpers::calc_serial
                    265:                     ($response->[&Apache::loncoursedata::RDs_timestamp()]);
                    266:                 $row_format{'time'}=$format->{'date'};
                    267:                 #
                    268:                 $row{'attempt'}  = $response->[
                    269:                      &Apache::loncoursedata::RDs_tries()];
                    270:                 $row{'submission'} = $response->[
                    271:                      &Apache::loncoursedata::RDs_submission()];
                    272:                 if ($row{'submission'} =~ m/^=/) {
                    273:                     # This will be interpreted as a formula.  That is bad!
                    274:                     $row{'submission'} = " ".$row{'submission'};
                    275:                 }
                    276:                 $row{'grading'} = $response->[
                    277:                      &Apache::loncoursedata::RDs_awarddetail()];
                    278:                 $row{'awarded'} = $response->[
                    279:                      &Apache::loncoursedata::RDs_awarded()];
                    280:                 $row{'score'} = '='.
                    281:                     &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
                    282:                         ($rows_output,$awarded_col)
                    283:                     .'*'.
                    284:                     &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
                    285:                         ($rows_output,$weight_col);
                    286:                 my $cols_output = 0;
                    287:                 foreach my $col (@Columns) {
                    288:                     $worksheet->write($rows_output,$cols_output++,$row{$col},
                    289:                                       $row_format{$col});
                    290:                 }
                    291:                 $rows_output++;
                    292:             }
                    293:         } # End of else clause on if (! defined($results) ....
                    294:     }
                    295:     #
                    296:     # Close the excel file
                    297:     $workbook->close();
                    298:     #
                    299:     # Write a link to allow them to download it
                    300:     $r->print('<p><a href="'.$filename.'">'.
                    301:               &mt('Your Excel spreadsheet.').
                    302:               '</a></p>'."\n");
1.11      matthew   303:     $r->print('<script>'.
                    304:               'window.document.Statistics.stats_status.value="'.
                    305:               'Done compiling spreadsheet.  See link below to download.'.
                    306:               '";</script>');
                    307:     $r->rflush();
                    308: 
1.1       matthew   309: }
                    310: 
                    311: #########################################################
                    312: #########################################################
                    313: ##
                    314: ##   Generic Interface Routines
                    315: ##
                    316: #########################################################
                    317: #########################################################
                    318: sub CreateInterface {
                    319:     ##
                    320:     ## Environment variable initialization
                    321:     my $Str = '';
1.2       matthew   322:     $Str .= &Apache::lonhtmlcommon::breadcrumbs
1.5       matthew   323:         (undef,'Student Submission Reports');
1.11      matthew   324:     $Str .= '<p>';
1.1       matthew   325:     $Str .= '<table cellspacing="5">'."\n";
                    326:     $Str .= '<tr>';
                    327:     $Str .= '<td align="center"><b>'.&mt('Sections').'</b></td>';
                    328:     $Str .= '<td align="center"><b>'.&mt('Enrollment Status').'</b></td>';
1.13    ! matthew   329:     $Str .= '<td>&nbsp;</td>';
1.1       matthew   330:     $Str .= '</tr>'."\n";
1.11      matthew   331:     #
1.1       matthew   332:     $Str .= '<tr><td align="center">'."\n";
                    333:     $Str .= &Apache::lonstatistics::SectionSelect('Section','multiple',5);
                    334:     $Str .= '</td>';
                    335:     #
                    336:     $Str .= '<td align="center">';
                    337:     $Str .= &Apache::lonhtmlcommon::StatusOptions(undef,undef,5);
                    338:     $Str .= '</td>';
1.6       matthew   339:     #
1.13    ! matthew   340:     my $checkbox = '<input type="checkbox" name="correctans" ';
        !           341:     if (exists($ENV{'form.correctans'}) && $ENV{'form.correctans'} eq 'true') {
        !           342:         $checkbox .= ' checked ';
        !           343:     }
        !           344:     $checkbox .= 'value="true" />';
        !           345:     $Str .= '<td align="center">'.'<label><b>'.
        !           346:         &mt('compute correct answers [_1]',$checkbox).'</b></label>'.'</td>';
        !           347:     #
1.1       matthew   348:     $Str .= '</tr>'."\n";
                    349:     $Str .= '</table>'."\n";
                    350:     #
1.11      matthew   351:     $Str .= '<nobr>'.&mt('Status: [_1]',
                    352:                          '<input type="text" '.
                    353:                          'name="stats_status" size="60" value="" />').
                    354:             '</nobr>'.'</p>';    
                    355:     ##
1.1       matthew   356:     return $Str;
                    357: }
                    358: 
                    359: 
                    360: 
                    361: 1;
                    362: 
                    363: __END__

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