'.
+ &mt('Computing correct answers greatly increasese the amount of time required to prepare a report.').
+ '
');
+ $r->print('
'.
+ &mt('please select problems and use the Prepare Report button to continue.').
+ '
');
+ $r->print(&Apache::lonstathelpers::MultipleProblemSelector
+ (undef,'problemchoice','Statistics'));
}
}
#########################################################
#########################################################
##
-## Excel output of student answers and correct answers
+## HTML Output Routines
+##
+#########################################################
+#########################################################
+sub prepare_html_output {
+ my ($r,$problems,$students) = @_;
+ my $c = $r->connection();
+ #
+ # Set a flag for the case when there is just one problem
+ my $single_response = 0;
+ if (scalar(@$problems) == 1 &&
+ $problems->[0]->countResponses == 1) {
+ $single_response = 1;
+ }
+ #
+ # Compute the number of columns per response
+ my @response_headers = ('Submission');
+ if ($ENV{'form.correctans'} eq 'true') {
+ push(@response_headers,'Correct');
+ }
+ if ($ENV{'form.prob_status'} eq 'true') {
+ push(@response_headers,'Award Detail');
+ push(@response_headers,'Time');
+ push(@response_headers,'Attempt');
+ push(@response_headers,'Awarded');
+ }
+ my $response_multiplier = scalar(@response_headers);
+ #
+ # Create the table header
+ my @student_columns = ('username','domain','id');
+ #
+ my %headers;
+ my $student_column_count = scalar(@student_columns);
+ $headers{'problem'} = qq{
}.
+ $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'}.'
'.$/;
+ #
+ # 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 %problem_data;
+ my $maxrow;
+ foreach my $prob (@$problems) {
+ my $symb = $prob->symb;
+ $problem_data{$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 $resptype = $response_type[$i];
+ my $width = scalar(@response_headers);
+ $problem_data{$symb}->{$partid}->{$respid}={};
+ my $resp_data = $problem_data{$symb}->{$partid}->{$respid};
+ $resp_data->{'fake'} = qq{
};
+ my $results =
+ &Apache::loncoursedata::get_response_data_by_student
+ ($student,$prob->symb(),$respid);
+ if (! defined($results)) {
+ $results = [];
+ }
+ #
+ if (scalar(@$results) > $maxrow && $resptype ne 'essay') {
+ $maxrow = scalar(@$results);
+ }
+ for (my $j=scalar(@$results)-1;$j>=0;$j--) {
+ my $response = $results->[$j];
+ if ($ENV{'form.all_sub'} ne 'true') {
+ next if ($j ne scalar(@$results)-1);
+ }
+ if ($resptype eq 'essay') {
+ push(@essays,
+ &html_essay_results($student,
+ $prob,$partid,$respid,
+ $response,
+ $single_response).
+ '');
+ } else {
+ push(@{$resp_data->{'real'}},
+ &html_results($student,
+ $prob,$partid,$respid,
+ $response,$resptype));
+ }
+ }
+ } # 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) {
+ my $symb = $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 $resp_data =
+ $problem_data{$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.$student_row_data.'
'.
- &mt('Preparing Excel spreadsheet of student responses').
- '
'.
- '
'.
- &mt('See the status bar above for student answer computation progress').
- '
');
#
- &Apache::lonstathelpers::GetStudentAnswers($r,$problem,$Students,
- 'Statistics','stats_status');
#
- $r->print('');
+ # Determine the number of columns in the spreadsheet
+ my $columncount = 3; # username, domain, id
+ my $response_multiplier = 1;
+ $response_multiplier ++ if ($ENV{'form.correctans'} eq 'true');
+ $response_multiplier += 4 if ($ENV{'form.prob_status'} eq 'true');
+ my $lastprob;
+ foreach my $prob (@$Problems) {
+ $columncount += ($response_multiplier * $prob->countResponses);
+ last if ($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();
- my @Columns = ( 'username','domain','attempt','time',
- 'submission','correct', 'grading','awarded','weight',
- 'score');
- my $awarded_col = 7;
- my $weight_col = 8;
#
- # Create excel worksheet
+ # Create the excel spreadsheet
my $filename = '/prtspool/'.
$ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'.
time.'_'.rand(1000000000).'.xls';
@@ -195,86 +550,123 @@ sub prepare_excel_output {
my $format = &Apache::loncommon::define_excel_formats($workbook);
my $worksheet = $workbook->addworksheet('Student Submission Data');
#
- # 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'});
+ # 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');
+ foreach (@StudentColumns) {
+ $worksheet->write($header_row,$cols_output++,ucfirst($_),
+ $format->{'bold'});
+ }
+ # Problem headers
+ 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 $i=0;$iwrite($respid_row,$cols_output,
+ $resptypes->[$i].', '.$responses->[$i]);
+ $worksheet->write($header_row,$cols_output,'Submission');
+ $cols_output++;
+ if ($ENV{'form.correctans'} eq 'true') {
+ $worksheet->write($header_row,$cols_output,'Correct');
+ $cols_output++;
+ }
+ if ($ENV{'form.prob_status'} eq 'true') {
+ $worksheet->write($header_row,$cols_output++,
+ 'Award Detail');
+ $worksheet->write($header_row,$cols_output++,'Attempt');
+ $worksheet->write($header_row,$cols_output++,'Time');
+ $worksheet->write($header_row,$cols_output++,'Awarded');
+ }
+ }
+ }
+ }
#
# Populate the worksheet with the student data
+ my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin
+ ($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;
+ my $response_count;
+ 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 $response_start_col = $last_student_col +
+ $response_count * $response_multiplier + 1;
+ $response_count++;
+ my $respid = $Response[$i];
+ my $resptype = $ResponseType[$i];
+ my $results =
+ &Apache::loncoursedata::get_response_data_by_student
+ ($student,$prob->symb(),$respid);
+ if (! defined($results)) {
+ $results = [];
+ }
+ #
+ $rows_output = $student_row;
+ #
+ for (my $j=scalar(@$results)-1;$j>=0;$j--) {
+ $cols_output = $response_start_col;
+ my $response = $results->[$j];
+ if ($ENV{'form.all_sub'} ne 'true') {
+ next if ($j ne scalar(@$results)-1);
+ }
+ my $cols_output = &write_excel_row
+ ($worksheet,
+ $rows_output++,$cols_output,
+ $response,$student,
+ $prob,$partid,$respid,
+ $format,$resptype);
+ 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) ....
+ }
+ $rows_output++;
+ &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
+ 'last student');
}
+ &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
#
# Close the excel file
$workbook->close();
@@ -288,7 +680,233 @@ sub prepare_excel_output {
'Done compiling spreadsheet. See link below to download.'.
'";');
$r->rflush();
+ return;
+}
+
+sub write_excel_row {
+ my ($worksheet,$row,$col,$response,$student,$prob,$partid,$respid,
+ $format,$resptype) = @_;
+ #
+ my $submission =$response->[&Apache::loncoursedata::RDs_submission()];
+ $submission = &excel_format_response($submission,$resptype);
+ $worksheet->write($row,$col++,$submission);
+ if ($ENV{'form.correctans'} eq 'true') {
+ my $correct = &Apache::lonstathelpers::get_student_answer
+ ($prob,$student->{'username'},$student->{'domain'},
+ $partid,$respid);
+ $correct =&excel_format_response($correct,$resptype);
+ $worksheet->write($row,$col++,$correct);
+ }
+ if ($ENV{'form.prob_status'} eq 'true') {
+ $worksheet->write
+ ($row,$col++,
+ $response->[&Apache::loncoursedata::RDs_awarddetail()]);
+ $worksheet->write
+ ($row,$col++,$response->[&Apache::loncoursedata::RDs_tries()]);
+ $worksheet->write
+ ($row,$col++,
+ &Apache::lonstathelpers::calc_serial
+ ($response->[&Apache::loncoursedata::RDs_timestamp()]),
+ $format->{'date'});
+ $worksheet->write
+ ($row,$col++,$response->[&Apache::loncoursedata::RDs_awarded()]);
+ }
+ return $col;
+}
+sub excel_format_response {
+ my ($answer,$responsetype) = @_;
+ if ($responsetype eq 'radiobutton') {
+ $answer =~ s/=([^=])$//;
+ } elsif ($responsetype =~ /^(option|match)$/) {
+ $answer = join("\n",
+ map {
+ &Apache::lonnet::unescape($_) ;
+ } sort split('&',$answer)
+ );
+ } elsif ($responsetype eq 'string') {
+ $answer =~ s/\\(n|r)/\n/g;
+ $answer =~ s/(\s*$|^\s*)//g;
+ $answer =~ s/\\\'/\'/g;
+ }
+ if ($answer =~ m/^=/) {
+ $answer = ' '.$answer;
+ }
+ return $answer;
+}
+
+#########################################################
+#########################################################
+##
+## CSV output of student answers
+##
+#########################################################
+#########################################################
+sub prepare_csv_output {
+ my ($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("Problems occured in writing the csv file. ".
+ "This error has been logged. ".
+ "Please alert your LON-CAPA administrator.");
+ $outputfile = undef;
+ }
+ #
+ # Compute the number of columns per response
+ my @response_headers = ('Submission');
+ if ($ENV{'form.correctans'} eq 'true') {
+ push(@response_headers,'Correct');
+ }
+ if ($ENV{'form.prob_status'} eq 'true') {
+ push(@response_headers,'Award Detail');
+ push(@response_headers,'Time');
+ push(@response_headers,'Attempt');
+ push(@response_headers,'Awarded');
+ }
+ my $response_multiplier = scalar(@response_headers);
+ #
+ # Create the table header
+ my @student_columns = ('username','domain','id');
+ #
+ my %headers;
+ push(@{$headers{'student'}},@student_columns);
+ # Pad for the student data
+ foreach my $row ('problem','part','response') {
+ foreach (@student_columns) {
+ push(@{$headers{$row}},'');
+ }
+ }
+ #
+ # we put the headers into the %headers hash
+ my $prob_start_idx = 0;
+ foreach my $prob (@$problems) {
+ $headers{'problem'}->[$prob_start_idx] = $prob->compTitle;
+ my $part_start_idx = $prob_start_idx;
+ foreach my $partid (@{$prob->parts}) {
+ $headers{'part'}->[$part_start_idx] = $prob->part_display($partid);
+ my $responses = [$prob->responseIds($partid)];
+ for (my $i=0;$i[$resp_idx]=
+ &mt('Response [_1]',$responses->[$i]);
+ for (my $j=0;$j<=$#response_headers;$j++) {
+ $headers{'student'}->[$resp_idx+$j]=$response_headers[$j];
+ }
+ }
+ $part_start_idx += scalar(@$responses)*$response_multiplier;
+ }
+ $prob_start_idx += $prob->countResponses * $response_multiplier;
+ }
+ foreach my $row ('problem','part','response','student') {
+ print $outputfile '"'.join('","',map { ''; } @student_columns).'","'.
+ join('","',
+ map {
+ &Apache::loncommon::csv_translate($_);
+ } @{$headers{$row}}).'"'.$/;
+ }
+ #
+ # Main loop
+ foreach my $student (@$students) {
+ last if ($c->aborted());
+ my @rows;
+ my $prob_start_idx = 0;
+ foreach my $prob (@$problems) {
+ my $part_start_idx = 0;
+ foreach my $partid (@{$prob->parts}) {
+ my @responses = $prob->responseIds($partid);
+ my @response_type = $prob->responseType($partid);
+ for (my $i=0;$i<=$#responses;$i++) {
+ my $resp_start_idx = $response_multiplier * $i;
+ my $respid = $responses[$i];
+ my $results =
+ &Apache::loncoursedata::get_response_data_by_student
+ ($student,$prob->symb(),$respid);
+ if (! defined($results)) {
+ $results = [];
+ }
+ for (my $j=0; $j[$idx];
+ my @data = &compile_response_data($response,$student,
+ $prob,$partid,
+ $respid);
+ for (my $k=0;$k<=$#data;$k++) {
+ $rows[$j]->[$prob_start_idx + $part_start_idx +
+ $resp_start_idx + $k] = $data[$k];
+ }
+ }
+ }
+ $part_start_idx += scalar(@responses)*$response_multiplier;
+ }
+ $prob_start_idx += $prob->countResponses * $response_multiplier;
+ }
+ foreach my $row (@rows) {
+ print $outputfile '"'.join('","',
+ map { $student->{$_}; }
+ @student_columns).'"';
+
+ for (my $i=0;$i<$prob_start_idx;$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");
+ $r->rflush();
+ return;
+}
+
+sub compile_response_data {
+ my ($response,$student,$prob,$partid,$respid) = @_;
+ my @rowdata;
+ push(@rowdata,&Apache::lonnet::unescape($response->[&Apache::loncoursedata::RDs_submission()]));
+ if ($ENV{'form.correctans'} eq 'true') {
+ my $correct = &Apache::lonstathelpers::get_student_answer
+ ($prob,$student->{'username'},$student->{'domain'},
+ $partid,$respid);
+ push(@rowdata,$correct);
+ }
+ if ($ENV{'form.prob_status'}) {
+ push(@rowdata,$response->[&Apache::loncoursedata::RDs_awarddetail()]);
+ push(@rowdata,&Apache::lonlocal::locallocaltime
+ ($response->[&Apache::loncoursedata::RDs_timestamp()]));
+ push(@rowdata,$response->[&Apache::loncoursedata::RDs_tries()]);
+ push(@rowdata,$response->[&Apache::loncoursedata::RDs_awarded()]);
+ }
+ return @rowdata;
}
#########################################################
@@ -300,6 +918,17 @@ sub prepare_excel_output {
#########################################################
sub CreateInterface {
##
+ ## Output Selection
+ my $output_selector = $/.''.$/;
+ ##
## Environment variable initialization
my $Str = '';
$Str .= &Apache::lonhtmlcommon::breadcrumbs
@@ -307,8 +936,9 @@ sub CreateInterface {
$Str .= '