}.
+ $headers{'response'};
+ }
+ my $full_header = $/.'
'.$/;
+ $full_header .= '
'.$headers{'problem'}.'
'.$/;
+ if ($nonempty_part_headers) {
+ $full_header .= '
'.$headers{'part'}.'
'.$/;
+ }
+ $full_header .= '
'.$headers{'response'}.'
'.$/;
+ $full_header .= '
'.$headers{'student'}.'
'.$/;
#
- my $format = &Apache::loncommon::define_excel_formats($workbook);
- my $worksheet = $workbook->addworksheet('Student Submission Data');
+ # Main loop
+ my $count;
+ $r->print($/.$full_header.$/);
+ my $row_class = 'odd'; # css
+ foreach my $student (@$students) {
+ my $student_row_data;
+ if ($count++ >= 30) {
+ $r->print('
'.$/.$full_header.$/);
+ $count = 0;
+ }
+ last if ($c->aborted());
+ foreach my $field (@student_columns) {
+ $student_row_data .=
+ '
'.$student->{$field}.'
';
+ }
+ #
+ # Figure out what it is we need to output for this student
+ my @essays;
+ my %prob_data;
+ my $maxrow;
+ foreach my $prob (@$problems) {
+ $prob_data{$prob->symb}={};
+ foreach my $partid (@{$prob->parts}) {
+ my @responses = $prob->responseIds($partid);
+ my @response_type = $prob->responseType($partid);
+ for (my $i=0;$i<=$#responses;$i++) {
+ my $respid = $responses[$i];
+ my $results =
+ &Apache::loncoursedata::get_response_data_by_student
+ ($student,$prob->symb(),$respid);
+ my $resptype = $response_type[$i];
+ my @headers = &get_headers($prob,$partid,$respid,
+ $resptype,
+ $problem_analysis{$prob->src},
+ 'html','normal',
+ @extra_resp_headers);
+ my $width = scalar(@headers);
+ next if ($width < 1);
+ my $resp_data;
+ $resp_data->{'fake'} = qq{
};
+ if (! defined($results)) {
+ $results = [];
+ }
+ #
+ if (scalar(@$results) > $maxrow && $resptype ne 'essay') {
+ $maxrow = scalar(@$results);
+ }
+ for (my $j=scalar(@$results)-1;$j>=0;$j--) {
+ if ($env{'form.all_sub'} ne 'true') {
+ next if ($j ne scalar(@$results)-1);
+ }
+ my $response = &hashify_response($results->[$j],
+ $prob,
+ $student,
+ $partid,
+ $respid);
+ if ($resptype eq 'essay') {
+ push(@essays,
+ &html_essay_results(\@headers,
+ $prob,$partid,$respid,
+ $response,
+ $single_response).
+ '');
+ } elsif (lc($resptype) eq 'task') {
+ my $results =
+ &html_task_results(\@headers,
+ $prob,$partid,$respid,
+ $response,$resptype);
+ if ($results) {
+ push(@{$resp_data->{'real'}},$results);
+ }
+ } else {
+ push(@{$resp_data->{'real'}},
+ &html_non_essay_results(\@headers,
+ $prob,$partid,$respid,
+ $response,$resptype));
+ }
+ }
+ $prob_data{$prob->symb}->{$partid}->{$respid}=$resp_data;
+ } # end of $i loop
+ } # end of partid loop
+ } # end of prob loop
+ #
+ # if there is no data, skip this student.
+ next if (! $maxrow && ! scalar(@essays));
+ #
+ # Go through the problem data and output a row.
+ if ($row_class eq 'even') {
+ $row_class = 'odd';
+ } else {
+ $row_class = 'even';
+ }
+ my $printed_something;
+ for (my $rows_output = 0;$rows_output<$maxrow;$rows_output++) {
+ my $html;
+ my $no_data = 1;
+ foreach my $prob (@$problems) {
+ foreach my $partid (@{$prob->parts}) {
+ my @responses = $prob->responseIds($partid);
+ my @response_type = $prob->responseType($partid);
+ for (my $i=0;$i<=$#responses;$i++) {
+ my $respid = $responses[$i];
+ my $resp_data =
+ $prob_data{$prob->symb}->{$partid}->{$respid};
+ next if ($response_type[$i] eq 'essay');
+ if (defined($resp_data->{'real'}->[$rows_output])) {
+ $html .= $resp_data->{'real'}->[$rows_output];
+ $no_data = 0;
+ } else {
+ $html .= $resp_data->{'fake'};
+ }
+ }
+ }
+ }
+ if (! $no_data) {
+ $r->print(qq{
$student_row_data$html
}.$/);
+ $printed_something=1;
+ }
+ }
+ if (@essays) {
+ my $tr = qq{
};
+ my $td = qq{
};
+ if (! $printed_something) {
+ $r->print($tr.$student_row_data.'
'.$td,@values).'';
+ return $str;
+}
+
+
+#########################################################
+#########################################################
+##
+## Excel Output Routines
+##
+#########################################################
+#########################################################
+sub prepare_excel_output {
+ my ($r,$Problems,$Students) = @_;
+ my $c = $r->connection();
#
- # Make sure we get new weight data instead of data on a 10 minute delay
- &Apache::lonnet::clear_EXT_cache_status();
#
- # Put on the standard headers and whatnot
- my $rows_output=0;
- $worksheet->write($rows_output++,0,$resource->{'title'},$format->{'h1'});
- $worksheet->write($rows_output++,0,$resource->{'src'},$format->{'h3'});
+ # Determine the number of columns in the spreadsheet
+ my $columncount = 3; # username, domain, id
+ my @extra_resp_headers = &get_extra_response_headers();
+ my $lastprob;
+ my %problem_analysis;
+ foreach my $prob (@$Problems) {
+ my %analysis = &Apache::lonstathelpers::get_problem_data($prob->src);
+ $problem_analysis{$prob->src}=\%analysis;
+ foreach my $partid (@{$prob->parts}) {
+ my $responses = [$prob->responseIds($partid)];
+ my $resptypes = [$prob->responseType($partid)];
+ for (my $i=0;$i[$i],
+ $resptypes->[$i],
+ $problem_analysis{$prob->src},
+ 'excel','display',
+ @extra_resp_headers);
+ $columncount += scalar(@headers);
+ }
+ }
+ last if ($columncount > 255);
+ $lastprob = $prob;
+ }
+ if ($columncount > 255) {
+ $r->print('
'.&mt('Unable to complete request').'
'.$/.
+ '
'.&mt('LON-CAPA is unable to produce your Excel spreadsheet because your selections will result in more than 255 columns. Excel allows only 255 columns in a spreadsheet.').'
'.$/.
+ '
'.&mt('Consider selecting fewer problems to generate reports on, or reducing the number of items per problem. Or use HTML or CSV output.').'
'.$/.
+ '
'.&mt('The last problem that will fit in the current spreadsheet is [_1].',$lastprob->compTitle).'
');
+ $r->rflush();
+ return;
+ }
+ #
+ # Print out a message telling them what we are doing
+ if (scalar(@$Problems) > 1) {
+ $r->print('
'.
+ &mt('Preparing Excel spreadsheet of student responses to [_1] problems',
+ scalar(@$Problems)).
+ '
');
+ } else {
+ $r->print('
'.
+ &mt('Preparing Excel spreadsheet of student responses').
+ '
');
+ }
+ $r->rflush();
+ #
+ # Create the excel spreadsheet
+ my ($workbook,$filename,$format) =
+ &Apache::loncommon::create_workbook($r);
+ return if (! defined($workbook));
+ my $worksheet = $workbook->addworksheet('Student Submission Data');
+ #
+ # Add headers to the worksheet
+ my $rows_output = 0;
+ $worksheet->write($rows_output++,0,
+ $env{'course.'.$env{'request.course.id'}.'.description'},
+ $format->{'h1'});
$rows_output++;
- $worksheet->write_row($rows_output++,0,\@Columns,$format->{'bold'});
+ my $cols_output = 0;
+ my $title_row = $rows_output++;
+ my $partid_row = $rows_output++;
+ my $respid_row = $rows_output++;
+ my $header_row = $rows_output++;
+ $worksheet->write($title_row ,0,'Problem Title',$format->{'bold'});
+ $worksheet->write($partid_row,0,'Part ID',$format->{'bold'});
+ $worksheet->write($respid_row,0,'Response ID',$format->{'bold'});
+ # Student headers
+ my @StudentColumns = ('username','domain','id','section');
+ foreach (@StudentColumns) {
+ $worksheet->write($header_row,$cols_output++,ucfirst($_),
+ $format->{'bold'});
+ }
+ # Problem headers
+ my %start_col;
+ foreach my $prob (@$Problems) {
+ my $title = $prob->compTitle;
+ $worksheet->write($title_row,$cols_output,
+ $title,$format->{'h3'});
+ foreach my $partid (@{$prob->parts}) {
+ $worksheet->write($partid_row,$cols_output,
+ $prob->part_display($partid));
+ my $responses = [$prob->responseIds($partid)];
+ my $resptypes = [$prob->responseType($partid)];
+ for (my $i=0;$isymb}->{$partid}->{$responses->[$i]}=
+ $cols_output;
+ $worksheet->write($respid_row,$cols_output,
+ $resptypes->[$i].', '.$responses->[$i]);
+ my @headers = &get_headers($prob,$partid,$responses->[$i],
+ $resptypes->[$i],
+ $problem_analysis{$prob->src},
+ 'excel','display',
+ @extra_resp_headers);
+ foreach my $text (@headers) {
+ if ($text eq 'Time') {
+ $worksheet->set_column($cols_output,$cols_output,undef,
+ $format->{'date'});
+ }
+ $worksheet->write($header_row,$cols_output++,$text);
+ }
+ }
+ }
+ }
#
# Populate the worksheet with the student data
+ my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin
+ ($r,'Excel File Compilation Status',
+ 'Excel File Compilation Progress',
+ scalar(@$Students),'inline',undef,'Statistics','stats_status');
+ my $max_row = $rows_output;
foreach my $student (@$Students) {
last if ($c->aborted());
- my $results = &Apache::loncoursedata::get_response_data_by_student
- ($student,$resource->{'symb'},$respid);
- my %row;
- $row{'username'} = $student->{'username'};
- $row{'domain'} = $student->{'domain'};
- $row{'correct'} = $student->{'answer'};
- $row{'weight'} = &Apache::lonnet::EXT
- ('resource.'.$partid.'.weight',$resource->{'symb'},
- undef,undef,undef);
- if (! defined($results) || ref($results) ne 'ARRAY') {
- $row{'score'} = '='.
- &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
- ($rows_output,$awarded_col)
- .'*'.
- &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
- ($rows_output,$weight_col);
- my $cols_output = 0;
- foreach my $col (@Columns) {
- if (! exists($row{$col})) {
- $cols_output++;
- next;
+ $cols_output = 0;
+ my $student_row = $max_row;
+ foreach my $field (@StudentColumns) {
+ $worksheet->write($student_row,$cols_output++,
+ $student->{$field});
+ }
+ my $last_student_col = $cols_output-1;
+ foreach my $prob (@$Problems) {
+ foreach my $partid (@{$prob->parts}) {
+ my @Response = $prob->responseIds($partid);
+ my @ResponseType = $prob->responseType($partid);
+ for (my $i=0;$i<=$#Response;$i++) {
+ my $respid = $Response[$i];
+ my $resptype = $ResponseType[$i];
+ my $results =
+ &Apache::loncoursedata::get_response_data_by_student
+ ($student,$prob->symb(),$respid);
+ my @headers = &get_headers($prob,$partid,$respid,
+ $resptype,
+ $problem_analysis{$prob->src},
+ 'excel','normal',
+ @extra_resp_headers);
+
+ if (! defined($results)) {
+ $results = [];
+ }
+ #
+ $rows_output = $student_row;
+ #
+ my $response_start_col = $start_col{$prob->symb}->{$partid}->{$respid};
+ for (my $j=scalar(@$results)-1;$j>=0;$j--) {
+ $cols_output = $response_start_col;
+ if ($env{'form.all_sub'} ne 'true') {
+ next if ($j ne scalar(@$results)-1);
+ }
+ my $response = &hashify_response($results->[$j],
+ $prob,
+ $student,
+ $partid,
+ $respid);
+ my @response_data =
+ &compile_response_data(\@headers,$response,
+ $prob,$partid,$respid,
+ $resptype,
+ \&excel_format_item);
+ $worksheet->write_row($rows_output++,$cols_output,
+ \@response_data);
+ $cols_output+=scalar(@response_data);
+ if ($rows_output > $max_row) {
+ $max_row = $rows_output;
+ }
+ }
}
- $worksheet->write($rows_output,$cols_output++,$row{$col});
}
- $rows_output++;
- } else {
- foreach my $response (@$results) {
- delete($row{'time'});
- delete($row{'attempt'});
- delete($row{'submission'});
- delete($row{'awarded'});
- delete($row{'grading'});
- delete($row{'score'});
- my %row_format;
- #
- # Time is handled differently
- $row{'time'} = &Apache::lonstathelpers::calc_serial
- ($response->[&Apache::loncoursedata::RDs_timestamp()]);
- $row_format{'time'}=$format->{'date'};
- #
- $row{'attempt'} = $response->[
- &Apache::loncoursedata::RDs_tries()];
- $row{'submission'} = $response->[
- &Apache::loncoursedata::RDs_submission()];
- if ($row{'submission'} =~ m/^=/) {
- # This will be interpreted as a formula. That is bad!
- $row{'submission'} = " ".$row{'submission'};
- }
- $row{'grading'} = $response->[
- &Apache::loncoursedata::RDs_awarddetail()];
- $row{'awarded'} = $response->[
- &Apache::loncoursedata::RDs_awarded()];
- $row{'score'} = '='.
- &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
- ($rows_output,$awarded_col)
- .'*'.
- &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
- ($rows_output,$weight_col);
- my $cols_output = 0;
- foreach my $col (@Columns) {
- $worksheet->write($rows_output,$cols_output++,$row{$col},
- $row_format{$col});
- }
- $rows_output++;
+ }
+ # Fill in the remaining rows with the students data
+ for (my $row = $student_row+1;$row<$max_row;$row++) {
+ my $cols = 0;
+ foreach my $field (@StudentColumns) {
+ $worksheet->write($row,$cols++,
+ $student->{$field});
}
- } # End of else clause on if (! defined($results) ....
+ }
+ &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
+ 'last student');
}
+ &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
#
# Close the excel file
$workbook->close();
@@ -299,7 +817,249 @@ sub prepare_excel_output {
'Done compiling spreadsheet. See link below to download.'.
'";');
$r->rflush();
+ return;
+}
+
+sub compile_response_data {
+ my ($headers,$response,$prob,$partid,$respid,$resptype,$format) = @_;
+ if (! ref($headers) || ref($headers) ne 'ARRAY' || ! scalar(@$headers)) {
+ return ();
+ }
+ if (ref($format) ne 'CODE') {
+ $format = sub { return $_[0]; };
+ }
+ #
+ my $submission =
+ &HTML::Entities::decode
+ (&unescape($response->{'Submission'}));
+ if (!$prob->is_task()) {
+ return () if (! defined($submission) || $submission eq '');
+ }
+ $submission =~ s/\\\"/\"/g;
+ $submission =~ s/\\\'/\'/g;
+ if ($resptype eq 'radiobutton') {
+ $submission =~ s/=([^=])$//;
+ }
+ $response->{'Submission'} = $submission;
+ #
+ my @values;
+ if ($resptype =~ /^(option|match|rank)$/) {
+ my %submission =
+ map {
+ my ($foil,$value) = split('=',&unescape($_));
+ ($foil,$value);
+ } split('&',$response->{'Submission'});
+ my %correct;
+ if (exists($response->{'Correct'})) {
+ %correct =
+ map {
+ my ($foil,$value)=split('=',&unescape($_));
+ ($foil,$value);
+ } split('&',$response->{'Correct'});
+ }
+ #
+ foreach my $original_header (@$headers) {
+ if ($original_header =~ /^_/) {
+ # '_' denotes a foil column
+ my ($header) = ($original_header =~ m/^_(.*)$/);
+ my $option = '';
+ if ( my ($foil) = ($header =~ /(.*) Correct$/)) {
+ if (exists($correct{$foil})) {
+ $option = $correct{$foil};
+ }
+ } elsif (exists($submission{$header})) {
+ $option = $submission{$header};
+ }
+ push(@values,&{$format}($option,$header));
+ } else {
+ # A normal column
+ push(@values,&{$format}($response->{$original_header},
+ $original_header));
+ }
+ }
+ } else {
+ @values = map { &{$format}($response->{$_},$_); } @$headers;
+ }
+ return @values;
+}
+
+sub excel_format_item {
+ my ($item,$type) = @_;
+ if ($type eq 'Time') {
+ $item = &Apache::lonstathelpers::calc_serial($item);
+ } else {
+ if ($item =~ m/^=/) {
+ $item = ' '.$item;
+ }
+ $item =~ s/\\r//g;
+ $item =~ s/\\n/\n/g;
+ $item =~ s/(\s*$|^\s*)//g;
+ $item =~ s/\\\'/\'/g;
+ }
+ return $item;
+}
+
+#########################################################
+#########################################################
+##
+## CSV output of student answers
+##
+#########################################################
+#########################################################
+sub prepare_csv_output {
+ my ($r,$problems,$students) = @_;
+ my $c = $r->connection();
+ #
+ $r->print('
'.
+ &mt('Generating CSV report of student responses').'
');
+ #
+ # Progress window
+ my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin
+ ($r,'CSV File Compilation Status',
+ 'CSV File Compilation Progress',
+ scalar(@$students),'inline',undef,'Statistics','stats_status');
+
+ $r->rflush();
+ #
+ # Open a file
+ my $outputfile;
+ my $filename = '/prtspool/'.
+ $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
+ time.'_'.rand(1000000000).'.csv';
+ unless ($outputfile = Apache::File->new('>/home/httpd'.$filename)) {
+ $r->log_error("Couldn't open $filename for output $!");
+ $r->print(&mt('Problems occurred in writing the csv file. '
+ .'This error has been logged. '
+ .'Please alert your LON-CAPA administrator.'));
+ $outputfile = undef;
+ }
+ #
+ # Compute the number of columns per response
+ my @extra_resp_headers = &get_extra_response_headers();
+ #
+ # Create the table header
+ my @student_columns = ('username','domain','id','section');
+ #
+ my %headers;
+ push(@{$headers{'student'}},@student_columns);
+ # Pad for the student data
+ foreach my $row ('problem','part','response') {
+ $headers{$row}=[map {''} @student_columns];
+ }
+ #
+ # we put the headers into the %headers hash
+ my %problem_analysis;
+ my %start_col;
+ my $max_column = scalar(@student_columns);
+ foreach my $prob (@$problems) {
+ my %analysis = &Apache::lonstathelpers::get_problem_data($prob->src);
+ $problem_analysis{$prob->src}=\%analysis;
+ $headers{'problem'}->[$max_column] = $prob->compTitle;
+ foreach my $partid (@{$prob->parts}) {
+ $headers{'part'}->[$max_column] = $prob->part_display($partid);
+ my $responses = [$prob->responseIds($partid)];
+ my $resptypes = [$prob->responseType($partid)];
+ for (my $i=0;$i[$i],
+ $resptypes->[$i],
+ $problem_analysis{$prob->src},
+ 'csv','display',
+ @extra_resp_headers);
+ $start_col{$prob->symb}->{$partid}->{$responses->[$i]}=
+ $max_column;
+ $headers{'response'}->[$max_column]=
+ &mt('Response [_1]',$responses->[$i]);
+ for (my $j=0;$j<=$#headers;$j++) {
+ $headers{'student'}->[$max_column+$j]=$headers[$j];
+ }
+ $max_column += scalar(@headers);
+ }
+ }
+ }
+ foreach my $row ('problem','part','response','student') {
+ print $outputfile '"'.
+ join('","',
+ map {
+ &Apache::loncommon::csv_translate($_);
+ } @{$headers{$row}}).'"'.$/;
+ }
+ #
+ # Main loop
+ foreach my $student (@$students) {
+ last if ($c->aborted());
+ my @rows;
+ foreach my $prob (@$problems) {
+ foreach my $partid (@{$prob->parts}) {
+ my @responses = $prob->responseIds($partid);
+ my @response_type = $prob->responseType($partid);
+ for (my $i=0;$i<=$#responses;$i++) {
+ my $respid = $responses[$i];
+ my $resptype = $response_type[$i];
+ my @headers = &get_headers($prob,$partid,$respid,$resptype,
+ $problem_analysis{$prob->src},
+ 'csv','normal',
+ @extra_resp_headers);
+ my $results =
+ &Apache::loncoursedata::get_response_data_by_student
+ ($student,$prob->symb(),$respid);
+ if (! defined($results)) {
+ $results = [];
+ }
+ for (my $j=0; $j[$idx],
+ $prob,$student,
+ $partid,$respid);
+ my @data = &compile_response_data(\@headers,$response,
+ $prob,$partid,
+ $respid,$resptype,
+ \&csv_format_item);
+ my $resp_start_idx =
+ $start_col{$prob->symb}->{$partid}->{$respid};
+ for (my $k=0;$k<=$#data;$k++) {
+ $rows[$j]->[$resp_start_idx + $k] = $data[$k];
+ }
+ }
+ }
+ }
+ }
+ foreach my $row (@rows) {
+ print $outputfile '"'.join('","',
+ map { $student->{$_}; }
+ @student_columns).'"';
+ for (my $i=scalar(@student_columns);$i<$max_column;$i++) {
+ my $value = &Apache::loncommon::csv_translate($row->[$i]);
+ $value ||='';
+ print $outputfile ',"'.$value.'"';
+ }
+ print $outputfile $/;
+ }
+ undef(@rows);
+ &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
+ 'last student');
+ }
+ close($outputfile);
+ #
+ # Close the progress window
+ &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
+ #
+ # Tell the user where to get their csv file
+ $r->print(' '.
+ ''.&mt('Your csv file.').''."\n");
+ $r->rflush();
+ return;
+}
+sub csv_format_item {
+ my ($item,$type) = @_;
+ if ($type eq 'Time') {
+ $item = localtime($item);
+ }
+ $item =&Apache::loncommon::csv_translate($item);
+ return $item;
}
#########################################################
@@ -311,38 +1071,88 @@ sub prepare_excel_output {
#########################################################
sub CreateInterface {
##
+ ## Output Selection
+ my $output_selector = $/.''.$/;
+ ##
## Environment variable initialization
my $Str = '';
- $Str .= &Apache::lonhtmlcommon::breadcrumbs
- (undef,'Student Submission Reports');
+ $Str .= &Apache::lonhtmlcommon::breadcrumbs('Student Submission Reports');
$Str .= '