version 1.28, 2003/10/09 22:10:02
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version 1.34, 2003/10/13 21:12:56
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Line 1
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Line 1
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# The LearningOnline Network with CAPA |
# The LearningOnline Network with CAPA |
# |
# |
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# $Id$ |
# $Id$ |
# |
# |
# Copyright Michigan State University Board of Trustees |
# Copyright Michigan State University Board of Trustees |
Line 42 sub BuildProblemAnalysisPage {
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Line 43 sub BuildProblemAnalysisPage {
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# |
# |
my @Students = @Apache::lonstatistics::Students; |
my @Students = @Apache::lonstatistics::Students; |
# |
# |
if (exists($ENV{'form.problemchoice'})) { |
if (exists($ENV{'form.updatecaches'}) || |
$r->print('<hr />'); |
(exists($ENV{'form.firstanalysis'}) && |
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$ENV{'form.firstanalysis'} ne 'no')) { |
&Apache::lonstatistics::Gather_Full_Student_Data($r); |
&Apache::lonstatistics::Gather_Full_Student_Data($r); |
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} |
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if (! exists($ENV{'form.firstanalysis'})) { |
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$r->print('<input type="hidden" name="firstanalysis" value="yes" />'); |
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} else { |
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$r->print('<input type="hidden" name="firstanalysis" value="no" />'); |
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} |
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if (exists($ENV{'form.problemchoice'}) && |
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! exists($ENV{'form.SelectAnother'})) { |
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$r->print('<input type="submit" name="ProblemAnalysis" value="'. |
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&mt('Analyze Problem Again').'" />'); |
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$r->print(' 'x5); |
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$r->print('<input type="submit" name="ClearCache" value="'. |
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&mt('Clear Caches').'" />'); |
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$r->print(' 'x5); |
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$r->print('<input type="submit" name="updatecaches" value="'. |
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&mt('Update Student Data').'" />'); |
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$r->print(' 'x5); |
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$r->print('<input type="hidden" name="problemchoice" value="'. |
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$ENV{'form.problemchoice'}.'" />'); |
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$r->print('<input type="submit" name="SelectAnother" value="'. |
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&mt('Choose a different resource').'" />'); |
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$r->print(' 'x5); |
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# |
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$r->print('<hr />'); |
# |
# |
my ($symb,$part,$resid) = &get_problem_symb( |
my ($symb,$part,$resid) = &get_problem_symb( |
&Apache::lonnet::unescape($ENV{'form.problemchoice'}) |
&Apache::lonnet::unescape($ENV{'form.problemchoice'}) |
); |
); |
# |
# |
# my ($firsttime,$lasttime) = |
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# &Apache::loncoursedata::get_timestamp_data($symb,$resid); |
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# |
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my $resource = &get_resource_from_symb($symb); |
my $resource = &get_resource_from_symb($symb); |
if (defined($resource)) { |
if (defined($resource)) { |
my %Data = &get_problem_data($resource->{'src'}); |
my %Data = &get_problem_data($resource->{'src'}); |
Line 64 sub BuildProblemAnalysisPage {
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Line 87 sub BuildProblemAnalysisPage {
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$base = "http://".$ENV{'SERVER_NAME'}.$base; |
$base = "http://".$ENV{'SERVER_NAME'}.$base; |
my $rendered_problem = |
my $rendered_problem = |
&Apache::lonnet::ssi_body($resource->{'src'}); |
&Apache::lonnet::ssi_body($resource->{'src'}); |
$rendered_problem =~ s/<form /<nop /g; |
$rendered_problem =~ s/<\s*form\s*/<nop /g; |
$rendered_problem =~ s/<\s*\/form\s>/<\/nop>/g; |
$rendered_problem =~ s|(<\s*/form\s*>)|<\/nop>|g; |
$r->print('<table bgcolor="ffffff"><tr><td>'. |
$r->print('<table bgcolor="ffffff"><tr><td>'. |
'<base href="'.$base.'" />'. |
'<base href="'.$base.'" />'. |
$rendered_problem. |
$rendered_problem. |
Line 78 sub BuildProblemAnalysisPage {
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Line 101 sub BuildProblemAnalysisPage {
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if (defined($PerformanceData) && |
if (defined($PerformanceData) && |
ref($PerformanceData) eq 'ARRAY') { |
ref($PerformanceData) eq 'ARRAY') { |
if ($ENV{'form.AnalyzeBy'} eq 'Tries') { |
if ($ENV{'form.AnalyzeBy'} eq 'Tries') { |
my $analysis_html = &DoTriesAnalysis($PerformanceData, |
my $analysis_html = &tries_analysis($PerformanceData, |
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$ORdata); |
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$r->print($analysis_html); |
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} elsif ($ENV{'form.AnalyzeBy'} eq 'Time') { |
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my $analysis_html = &time_analysis($PerformanceData, |
$ORdata); |
$ORdata); |
$r->print($analysis_html); |
$r->print($analysis_html); |
# } elsif ($ENV{'form.AnalyzeBy'} eq 'Time') { |
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# my $analysis_html = &DoTimeAnalysis($PerformanceData, |
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# $ORdata); |
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# $r->print($analysis_html); |
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} else { |
} else { |
$r->print('<h2>'. |
$r->print('<h2>'. |
&mt('The analysis you have selected is '. |
&mt('The analysis you have selected is '. |
Line 101 sub BuildProblemAnalysisPage {
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Line 124 sub BuildProblemAnalysisPage {
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} |
} |
$r->print('<hr />'); |
$r->print('<hr />'); |
} else { |
} else { |
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$r->print('<input type="submit" name="ProblemAnalysis" value="'. |
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&mt('Analyze Problem').'" />'); |
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$r->print(' 'x5); |
$r->print('<h3>'.&mt('Please select a problem to analyze').'</h3>'); |
$r->print('<h3>'.&mt('Please select a problem to analyze').'</h3>'); |
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$r->print(&OptionResponseProblemSelector()); |
} |
} |
# Okay, they asked for data, so make sure we get the latest data. |
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$r->print(&OptionResponseProblemSelector()); |
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} |
} |
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sub DoTriesAnalysis { |
######################################################### |
my ($PerformanceData,$ORdata) = @_; |
######################################################### |
my $mintries = 1; |
## |
my $maxtries = 10; |
## Misc interface routines use by analysis code |
my %ResponseData = &analyze_option_data_by_tries($PerformanceData, |
## |
$mintries,$maxtries); |
######################################################### |
my @Foils = sort(keys(%ResponseData)); |
######################################################### |
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sub build_foil_index { |
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my ($ORdata) = @_; |
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my @Foils = sort(keys(%{$ORdata->{'Foiltext'}})); |
my %Row_Label; |
my %Row_Label; |
foreach my $foilid (@Foils) { |
foreach my $foilid (@Foils) { |
my $value = $ORdata->{'Foiltext'}->{$foilid}; |
my $value = $ORdata->{'Foiltext'}->{$foilid}; |
# &Apache::lonnet::logthis('row label '.$foilid.' = '.$value); |
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$Row_Label{$foilid} = $ORdata->{'Foiltext'}->{$foilid}; |
$Row_Label{$foilid} = $ORdata->{'Foiltext'}->{$foilid}; |
} |
} |
my @Rows; |
# |
$Rows[0] = ['<td> </td>']; |
# Build up the table of row labels. |
for (my $i=$mintries;$i<=$maxtries;$i++) { |
my $table = '<table border="1" >'."\n"; |
push (@{$Rows[0]}, |
$table .= '<tr><th>'.&mt('Foil Number').'</th>'. |
'<th colspan="3">'.&mt('Attempt').' '.$i.'</th>'); |
'<th>'.&mt('Foil Text')."</th></tr>\n"; |
} |
my $index = 1; |
$Rows[1] = ['<th>'.&mt('Foil').'</th>']; |
foreach my $foilid (@Foils) { |
for (my $i=$mintries;$i<=$maxtries;$i++) { |
$table .= '<tr><td>'.$index.'</td>'. |
push (@{$Rows[1]},('<th>'.&mt('Correct').'</th>', |
'<td>'.$Row_Label{$foilid}."</td></tr>\n"; |
'<th>'.&mt('Incorrect').'</th>', |
} continue { |
'<th>'.&mt('Percent Correct').'</th>', |
$index++; |
)); |
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} |
} |
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$table .= "</table>\n"; |
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return ($table,@Foils); |
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} |
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######################################################### |
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######################################################### |
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## |
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## Tries Analysis |
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## |
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######################################################### |
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######################################################### |
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sub tries_analysis { |
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my ($PerformanceData,$ORdata) = @_; |
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my $mintries = 1; |
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my $maxtries = $ENV{'form.NumPlots'}; |
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my %ResponseData = &analyze_option_data_by_tries($PerformanceData, |
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$mintries,$maxtries); |
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my ($table,@Foils) = &build_foil_index($ORdata); |
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# |
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# Compute the data neccessary to make the plots |
my @PlotData; |
my @PlotData; |
my @CumulativePlotData; |
my @CumulativePlotData; |
my $index = 1; |
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foreach my $foilid (@Foils) { |
foreach my $foilid (@Foils) { |
my @Data = ('<td>'.$index.' '.$Row_Label{$foilid}.'</td>'); |
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for (my $i=$mintries;$i<=$maxtries;$i++) { |
for (my $i=$mintries;$i<=$maxtries;$i++) { |
push(@Data, |
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('<td>'.$ResponseData{$foilid}->[$i]->{'correct'}.'</td>', |
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'<td>'.$ResponseData{$foilid}->[$i]->{'incorrect'}. |
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'</td>', |
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'<td>'. |
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sprintf("%4.2f", |
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$ResponseData{$foilid}->[$i]->{'percent_corr'}). |
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'</td>')); |
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# |
# |
# Gather the per-attempt data |
# Gather the per-attempt data |
push (@{$PlotData[$i]->{'good'}}, |
push (@{$PlotData[$i]->{'good'}}, |
$ResponseData{$foilid}->[$i]->{'percent_corr'}); |
$ResponseData{$foilid}->[$i]->{'percent_corr'}); |
push (@{$PlotData[$i]->{'bad'}}, |
push (@{$PlotData[$i]->{'bad'}}, |
100-$ResponseData{$foilid}->[$i]->{'percent_corr'}); |
100-$ResponseData{$foilid}->[$i]->{'percent_corr'}); |
} |
# |
for (my $i=0;$i<=$maxtries;$i++) { |
# Someday we may need the cumulative data and I think |
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# this is a neat way of computing it as we go along. |
push (@{$CumulativePlotData[$i]->{'good'}}, |
push (@{$CumulativePlotData[$i]->{'good'}}, |
$CumulativePlotData[-1]->{'good'}+ |
$CumulativePlotData[-1]->{'good'}+ |
$ResponseData{$foilid}->[$i]->{'correct'}); |
$ResponseData{$foilid}->[$i]->{'correct'}); |
Line 163 sub DoTriesAnalysis {
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Line 200 sub DoTriesAnalysis {
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$CumulativePlotData[-1]->{'bad'}+ |
$CumulativePlotData[-1]->{'bad'}+ |
$ResponseData{$foilid}->[$i]->{'incorrect'}); |
$ResponseData{$foilid}->[$i]->{'incorrect'}); |
} |
} |
push(@Rows,\@Data); |
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} continue { |
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$index++; |
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} |
} |
my @Data = ('<td></td>'); |
# |
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# Build a table for the plots |
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$table .= "<table>\n"; |
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my @Plots; |
for (my $i=$mintries;$i<=$maxtries;$i++) { |
for (my $i=$mintries;$i<=$maxtries;$i++) { |
my $minstu = $ResponseData{$Foils[0]}->[$i]->{'total'}; |
my $minstu = $ResponseData{$Foils[0]}->[$i]->{'total'}; |
my $maxstu = $ResponseData{$Foils[0]}->[$i]->{'total'}; |
my $maxstu = $ResponseData{$Foils[0]}->[$i]->{'total'}; |
Line 191 sub DoTriesAnalysis {
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Line 228 sub DoTriesAnalysis {
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$PlotData[$i]->{'good'}, |
$PlotData[$i]->{'good'}, |
$PlotData[$i]->{'bad'}); |
$PlotData[$i]->{'bad'}); |
} else { |
} else { |
$graphlink = &Apache::loncomon::DrawGraph |
$graphlink = &Apache::loncommon::DrawGraph |
('Attempt '.$i.', '.$minstu.'-'.$maxstu. |
('Attempt '.$i.', '.$minstu.'-'.$maxstu. |
' students', |
' students', |
'Foil Number', |
'Foil Number', |
Line 200 sub DoTriesAnalysis {
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Line 237 sub DoTriesAnalysis {
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$PlotData[$i]->{'good'}, |
$PlotData[$i]->{'good'}, |
$PlotData[$i]->{'bad'}); |
$PlotData[$i]->{'bad'}); |
} |
} |
push(@Data,'<td colspan="3">'.$graphlink.'</td>'); |
push(@Plots,$graphlink); |
} |
} |
push (@Rows,\@Data); |
# |
my $table = '<table border="1" >'."\n"; |
# Should this be something the user can set? Too many dialogs! |
for (my $i=0; $i <=$#Rows;$i++) { |
my $plots_per_row = 2; |
$table .= '<tr>'.join('',@{$Rows[$i]})."</tr>\n"; |
while (my $plotlink = shift(@Plots)) { |
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$table .= '<tr><td>'.$plotlink.'</td>'; |
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for (my $i=1;$i<$plots_per_row;$i++) { |
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if ($plotlink = shift(@Plots)) { |
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$table .= '<td>'.$plotlink.'</td>'; |
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} else { |
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$table .= '<td></td>'; |
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} |
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} |
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$table .= "</tr>\n"; |
} |
} |
$table .= '</table>'; |
$table .= "</table>\n"; |
return ($table); |
return ($table); |
} |
} |
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Line 251 sub analyze_option_data_by_tries {
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Line 297 sub analyze_option_data_by_tries {
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return %Trydata; |
return %Trydata; |
} |
} |
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sub get_problem_symb { |
######################################################### |
my $problemstring = shift(); |
######################################################### |
my ($symb,$partid,$resid) = ($problemstring=~ /^(.*):([^:]*):([^:]*)$/); |
## |
return ($symb,$partid,$resid); |
## Time Analysis |
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## |
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######################################################### |
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######################################################### |
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sub time_analysis { |
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my ($PerformanceData,$ORdata) = @_; |
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my $num_plots = $ENV{'form.NumPlots'}; |
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my ($table,@Foils) = &build_foil_index($ORdata); |
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my $num_data = scalar(@$PerformanceData)-1; |
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my $percent = sprintf('%2f',100/$num_plots); |
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for (my $i=0;$i<$num_plots;$i++) { |
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my $starttime = &Apache::lonhtmlcommon::get_date_from_form |
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('startdate_'.$i); |
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my $endtime = &Apache::lonhtmlcommon::get_date_from_form |
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('enddate_'.$i); |
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my ($begin_index,$end_index,$plottitle,$plothtml,$data); |
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if (! defined($starttime) || ! defined($endtime)) { |
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$begin_index = $i*int($num_data/$num_plots); |
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$end_index = ($i+1)*int($num_data/$num_plots); |
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my $lownum = sprintf('%2.1f',$i*$percent); |
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$lownum =~ s/(\.0)$//; |
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my $highnum = sprintf('%2.1f',($i+1)*$percent); |
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$highnum =~ s/(\.0)$//; |
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$plottitle = $lownum.'% to '.$highnum.'% of submissions'; |
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} else { |
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my $j; |
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while (++$j < scalar(@$PerformanceData)) { |
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last if ($PerformanceData->[$j]->[2] > $starttime); |
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} |
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$begin_index = $j; |
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while (++$j < scalar(@$PerformanceData)) { |
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last if ($PerformanceData->[$j]->[2] > $endtime); |
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} |
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$end_index = $j; |
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$plottitle = 'Tries plot '.$i; |
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} |
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($plothtml,$starttime,$endtime,$data) = |
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&analyze_option_data_by_time($PerformanceData, |
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$begin_index,$end_index, |
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$plottitle, |
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@Foils); |
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my $startdateform = &Apache::lonhtmlcommon::date_setter |
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('Statistics','startdate_'.$i,$starttime); |
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my $enddateform = &Apache::lonhtmlcommon::date_setter |
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('Statistics','enddate_'.$i,$endtime); |
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$plothtml.= "<br />\n". |
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"<b>Start Time</b>: "." ".$startdateform."<br />\n". |
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"<b>End Time</b> : "." ".$enddateform."<br />\n"; |
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$table.=$plothtml; |
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} |
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return $table; |
} |
} |
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sub analyze_option_data_by_time { |
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my ($PerformanceData,$begin_index,$end_index,$description,@Foils) = @_; |
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my %TimeData; |
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# |
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# Get the start and end times for this segment of the plot |
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my $starttime = $PerformanceData->[$begin_index]->[2]; |
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my $endtime = $PerformanceData->[$end_index ]->[2]; |
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# |
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# Compute the number getting the foils correct or incorrects |
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for (my $i=$begin_index;$i<=$end_index;$i++) { |
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my $row = $PerformanceData->[$i]; |
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next if (! defined($row)); |
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my ($grading,$submission,$time,$tries) = @$row; |
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my @Foilgrades = split('&',$grading); |
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my @Foilsubs = split('&',$submission); |
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foreach my $foilgrade (@Foilgrades) { |
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my ($foilid,$correct) = split('=',$foilgrade); |
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if ($correct) { |
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$TimeData{$foilid}->{'correct'}++; |
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} else { |
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$TimeData{$foilid}->{'incorrect'}++; |
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} |
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} |
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} |
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# |
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# Compute the total and percent correct |
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my @Plotdata1; |
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my @Plotdata2; |
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foreach my $foilid (@Foils) { |
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if (! exists($TimeData{$foilid}->{'correct'})) { |
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$TimeData{$foilid}->{'correct'} = 0; |
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} |
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if (! exists($TimeData{$foilid}->{'incorrect'})) { |
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$TimeData{$foilid}->{'incorrect'} = 0; |
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} |
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$TimeData{$foilid}->{'total'} = $TimeData{$foilid}->{'correct'} + |
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$TimeData{$foilid}->{'incorrect'}; |
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$TimeData{$foilid}->{'percent_corr'} = 100 * |
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$TimeData{$foilid}->{'correct'} / |
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$TimeData{$foilid}->{'total'}; |
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push (@Plotdata1, $TimeData{$foilid}->{'percent_corr'}); |
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push (@Plotdata2,100-$TimeData{$foilid}->{'percent_corr'}); |
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} |
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# |
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# Create the plot |
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my $graphlink = &Apache::loncommon::DrawGraph |
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($description,#'Time Interval Analysis', |
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'Foil Number', |
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'Percent Correct / Incorrect', |
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100, |
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\@Plotdata1,\@Plotdata2); |
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# |
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return ($graphlink,$starttime,$endtime,\%TimeData); |
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} |
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######################################################### |
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######################################################### |
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## |
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## Interface |
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## |
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######################################################### |
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######################################################### |
sub CreateInterface { |
sub CreateInterface { |
## |
## |
## Environment variable initialization |
## Environment variable initialization |
Line 270 sub CreateInterface {
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Line 432 sub CreateInterface {
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$Str .= '<tr>'; |
$Str .= '<tr>'; |
$Str .= '<td align="center"><b>'.&mt('Sections').'</b></td>'; |
$Str .= '<td align="center"><b>'.&mt('Sections').'</b></td>'; |
$Str .= '<td align="center"><b>'.&mt('Enrollment Status').'</b></td>'; |
$Str .= '<td align="center"><b>'.&mt('Enrollment Status').'</b></td>'; |
$Str .= '<td align="center"><b>'.&mt('Sequences and Folders').'</b></td>'; |
# $Str .= '<td align="center"><b>'.&mt('Sequences and Folders').'</b></td>'; |
$Str .= '<td align="center"><b>'.&mt('Analyze By').'</b></td>'; |
$Str .= '<td align="center"> </td>'; |
$Str .= '</tr>'."\n"; |
$Str .= '</tr>'."\n"; |
# |
## |
|
## |
$Str .= '<tr><td align="center">'."\n"; |
$Str .= '<tr><td align="center">'."\n"; |
$Str .= &Apache::lonstatistics::SectionSelect('Section','multiple',5); |
$Str .= &Apache::lonstatistics::SectionSelect('Section','multiple',5); |
$Str .= '</td>'; |
$Str .= '</td>'; |
Line 282 sub CreateInterface {
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Line 445 sub CreateInterface {
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$Str .= &Apache::lonhtmlcommon::StatusOptions(undef,undef,5); |
$Str .= &Apache::lonhtmlcommon::StatusOptions(undef,undef,5); |
$Str .= '</td>'; |
$Str .= '</td>'; |
# |
# |
$Str .= '<td align="center">'; |
# $Str .= '<td align="center">'; |
my $only_seq_with_assessments = sub { |
my $only_seq_with_assessments = sub { |
my $s=shift; |
my $s=shift; |
if ($s->{'num_assess'} < 1) { |
if ($s->{'num_assess'} < 1) { |
Line 291 sub CreateInterface {
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Line 454 sub CreateInterface {
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return 1; |
return 1; |
} |
} |
}; |
}; |
$Str .= &Apache::lonstatistics::MapSelect('Maps','multiple,all',5, |
&Apache::lonstatistics::MapSelect('Maps','multiple,all',5, |
$only_seq_with_assessments); |
$only_seq_with_assessments); |
$Str .= '</td>'; |
# $Str .= '</td>'; |
# |
# |
$Str .= '<td>'; |
$Str .= '<td>'; |
$Str .='<input type="radio" name="AnalyzeBy" value="Tries" '; |
$Str .= '<nobr>'.&mt('Analyze By '); |
if ($ENV{'form.AnalyzeBy'} eq 'Tries') { |
$Str .='<select name="AnalyzeBy" >'; |
$Str .= 'checked '; |
# |
} |
$Str .= '<option value="Tries" '; |
$Str .= '>'.&mt('Tries').'<br />'; |
if (! exists($ENV{'form.AnalyzeBy'}) || $ENV{'form.AnalyzeBy'} eq 'Tries'){ |
$Str .='<input type="radio" name="AnalyzeBy" value="Time" '; |
# Default to Tries |
if ($ENV{'form.AnalyzeBy'} eq 'Time') { |
$Str .= ' selected '; |
$Str .= 'checked '; |
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} |
} |
$Str .= '>'.&mt('Time').'<br />'; |
$Str .= '>'.&mt('Tries').'</option>'; |
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# |
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$Str .= '<option value="Time" '; |
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$Str .= ' selected ' if ($ENV{'form.AnalyzeBy'} eq 'Time'); |
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$Str .= '>'.&mt('Time').'</option>'; |
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$Str .= '</select></nobr><br />'; |
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# |
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$Str .= '<br /><nobr>'.&mt('Number of Plots:'); |
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$Str .= '<select name="NumPlots">'; |
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if (! exists($ENV{'form.NumPlots'}) |
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|| $ENV{'form.NumPlots'} < 1 |
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|| $ENV{'form.NumPlots'} > 20) { |
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$ENV{'form.NumPlots'} = 5; |
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} |
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foreach my $i (1,2,3,4,5,6,7,8,10,15,20) { |
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$Str .= '<option value="'.$i.'" '; |
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if ($ENV{'form.NumPlots'} == $i) { $Str.=' selected '; } |
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$Str .= '>'.$i.'</option>'; |
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} |
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$Str .= '</select></nobr>'; |
$Str .= '</td>'; |
$Str .= '</td>'; |
# |
# |
$Str .= '</tr>'."\n"; |
$Str .= '</tr>'."\n"; |
$Str .= '</table>'."\n"; |
$Str .= '</table>'."\n"; |
$Str .= '<input type="submit" name="ProblemAnalysis" value="'. |
|
&mt('Analyze Problem').'" />'; |
|
$Str .= ' 'x5; |
|
$Str .= '<input type="submit" name="ClearCache" value="'. |
|
&mt('Clear Caches').'" />'; |
|
$Str .= ' 'x5; |
|
return ($Str); |
return ($Str); |
} |
} |
|
|
Line 364 sub OptionResponseProblemSelector {
|
Line 539 sub OptionResponseProblemSelector {
|
return $Str; |
return $Str; |
} |
} |
|
|
|
######################################################### |
|
######################################################### |
|
## |
|
## Misc functions |
|
## |
|
######################################################### |
|
######################################################### |
|
sub get_problem_symb { |
|
my $problemstring = shift(); |
|
my ($symb,$partid,$resid) = ($problemstring=~ /^(.*):([^:]*):([^:]*)$/); |
|
return ($symb,$partid,$resid); |
|
} |
|
|
sub get_resource_from_symb { |
sub get_resource_from_symb { |
my ($symb) = @_; |
my ($symb) = @_; |
foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) { |
foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) { |