--- loncom/interface/statistics/lonstudentsubmissions.pm 2004/09/08 14:58:33 1.17
+++ loncom/interface/statistics/lonstudentsubmissions.pm 2004/09/22 15:38:49 1.21
@@ -1,6 +1,6 @@
# The LearningOnline Network with CAPA
#
-# $Id: lonstudentsubmissions.pm,v 1.17 2004/09/08 14:58:33 matthew Exp $
+# $Id: lonstudentsubmissions.pm,v 1.21 2004/09/22 15:38:49 matthew Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -38,12 +38,7 @@ use HTML::Entities();
use Time::Local();
use Spreadsheet::WriteExcel();
-my @SubmitButtons = ({ name => 'PrevProblem',
- text => 'Previous Problem' },
- { name => 'NextProblem',
- text => 'Next Problem' },
- { name => 'break'},
- { name => 'SelectAnother',
+my @SubmitButtons = ({ name => 'SelectAnother',
text => 'Choose a different Problem' },
{ name => 'Generate',
text => 'Generate Report'},
@@ -72,7 +67,8 @@ sub BuildStudentSubmissionsPage {
}
#
my @CacheButtonHTML =
- &Apache::lonstathelpers::manage_caches($r,'Statistics','stats_status');
+ &Apache::lonstathelpers::manage_caches($r,'Statistics','stats_status',
+ '
'.&mt('Loading student data').'
');
$r->rflush();
#
if (exists($ENV{'form.problemchoice'}) &&
@@ -90,56 +86,48 @@ sub BuildStudentSubmissionsPage {
$r->print($html.(' 'x5));
}
#
- $r->print('');
+ $r->print(''.$/);
$r->rflush();
#
- # Determine which problem we are to analyze
- my $current_problem = &Apache::lonstathelpers::get_target_from_id
- ($ENV{'form.problemchoice'});
- #
- my ($prev,$curr,$next) =
- &Apache::lonstathelpers::get_prev_curr_next($current_problem,
- '.',
- 'response',
- );
- if (exists($ENV{'form.PrevProblem'}) && defined($prev)) {
- $current_problem = $prev;
- } elsif (exists($ENV{'form.NextProblem'}) && defined($next)) {
- $current_problem = $next;
- } else {
- $current_problem = $curr;
+ # Determine which problems we are to analyze
+ my @Symbs =
+ &Apache::lonstathelpers::get_selected_symbs('problemchoice');
+ foreach my $selected (@Symbs) {
+ $r->print(''.$/);
}
#
- # Store the current problem choice and send it out in the form
- $ENV{'form.problemchoice'} =
- &Apache::lonstathelpers::make_target_id($current_problem);
- $r->print('');
+ # Get resource objects
+ my $navmap = Apache::lonnavmaps::navmap->new();
+ if (!defined($navmap)) {
+ $r->print('
'.&mt("Internal error").'
');
+ return;
+ }
+ my %already_seen;
+ my @Problems;
+ foreach my $symb (@Symbs) {
+ my $resource = $navmap->getBySymb($symb);
+ push(@Problems,$resource);
+ }
#
- if (! defined($current_problem->{'resource'})) {
+ if (! scalar(@Problems) || ! defined($Problems[0])) {
$r->print('resource is undefined');
} else {
- my $resource = $current_problem->{'resource'};
- $r->print('
'.$resource->{'title'}.'
');
- $r->print('
'.$resource->{'src'}.'
');
- if ($ENV{'form.renderprob'} eq 'true') {
- $r->print(&Apache::lonstathelpers::render_resource($resource));
- }
- $r->rflush();
- my %Data = &Apache::lonstathelpers::get_problem_data
- ($resource->{'src'});
- my $ProblemData = $Data{$current_problem->{'part'}.
- '.'.
- $current_problem->{'respid'}};
+ if (scalar(@Problems) == 1) {
+ my $resource = $Problems[0];
+ $r->print('
'.
+ &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'));
}
- return $response_type;
}
-
#########################################################
#########################################################
##
-## prepare_html_output
+## HTML Output Routines
##
#########################################################
#########################################################
sub prepare_html_output {
- my ($r,$problem,$ProblemData,$Students) = @_;
+ my ($r,$problems,$students) = @_;
my $c = $r->connection();
- my ($resource,$respid,$partid) = ($problem->{'resource'},
- $problem->{'respid'},
- $problem->{'part'});
#
- if ($ENV{'form.correctans'} eq 'true') {
- $r->print('
'.&mt('Generating Correct Answers').'
');
- &Apache::lonstathelpers::GetStudentAnswers($r,$problem,$Students,
- 'Statistics',
- 'stats_status');
+ # 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;
}
#
- $r->print('
'.&mt('Student Responses').'
');
- #
- $r->rflush();
- my $response_type = &get_response_type($resource,$partid,$respid);
- if (! defined($response_type)) {
- $r->print('
'.&mt('Unable to determine response type').'
');
- return;
- }
- my $count = 0;
- my @Columns;
- if (exists($ENV{'form.concise'}) && $ENV{'form.concise'} eq 'true') {
- foreach (@DefaultColumns) {
- if ($_->{'name'} =~ /^(username|domain|id)$/){
- push(@Columns,$_);
+ # 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());
- my $results = &Apache::loncoursedata::get_response_data_by_student
- ($student,$resource->{'symb'},$respid);
- next if (! defined($results) || ref($results) ne 'ARRAY');
- for (my $i=0;$i[$i];
- if ($ENV{'form.last_sub_only'} eq 'true' &&
- $i < (scalar(@$results)-1)) {
- next;
- }
- my $data;
- $data->{'username'} = $student->{'username'};
- $data->{'domain'} = $student->{'domain'};
- $data->{'id'} = $student->{'id'};
- $data->{'fullname'} = $student->{'fullanem'};
- $data->{'status'} = $student->{'status'};
- $data->{'time'} = &Apache::lonlocal::locallocaltime
- ($response->[&Apache::loncoursedata::RDs_timestamp()]);
- $data->{'attempt'} =
- $response->[&Apache::loncoursedata::RDs_tries()];
- $data->{'awarded'} =
- $response->[&Apache::loncoursedata::RDs_awarded()];
- $data->{'awarddetail'} =
- $response->[&Apache::loncoursedata::RDs_awarddetail()];
- my $rowextra = 'bgcolor="#CCCCCC"';
- if ($count % 2 == 1) {
- $rowextra = 'bgcolor="#EEEEEE"';
+ 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'};
+ }
+ }
+ }
}
- my $row = '
';
+#########################################################
+#########################################################
+##
+## Excel Output Routines
+##
+#########################################################
+#########################################################
+sub prepare_excel_output {
+ my ($r,$Problems,$Students) = @_;
+ my $c = $r->connection();
+ #
+ #
+ # 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].',&get_title($lastprob->title,$lastprob->src)).'
');
+ $r->rflush();
+ return;
}
- return $header;
+ #
+ # Print out a message telling them what we are doing
+ if (scalar(@$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').
+ '