version 1.26, 2003/10/07 16:07:39
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version 1.31, 2003/10/10 21:45:34
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Line 39 sub BuildProblemAnalysisPage {
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Line 39 sub BuildProblemAnalysisPage {
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my ($r,$c)=@_; |
my ($r,$c)=@_; |
$r->print('<h2>'.&mt('Option Response Problem Analysis').'</h2>'); |
$r->print('<h2>'.&mt('Option Response Problem Analysis').'</h2>'); |
$r->print(&CreateInterface()); |
$r->print(&CreateInterface()); |
if (exists($ENV{'form.problemchoice'})) { |
# |
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my @Students = @Apache::lonstatistics::Students; |
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# |
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if (exists($ENV{'form.problemchoice'}) && !exists($ENV{'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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$r->print('<input type="hidden" name="problemchoice" value="'. |
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$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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# |
$r->print('<hr />'); |
$r->print('<hr />'); |
&Apache::lonstatistics::Gather_Full_Student_Data($r); |
&Apache::lonstatistics::Gather_Full_Student_Data($r); |
# |
# |
my ($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'}) |
); |
); |
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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 57 sub BuildProblemAnalysisPage {
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Line 73 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 67 sub BuildProblemAnalysisPage {
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Line 83 sub BuildProblemAnalysisPage {
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## Analyze the problem |
## Analyze the problem |
my $PerformanceData = |
my $PerformanceData = |
&Apache::loncoursedata::get_optionresponse_data |
&Apache::loncoursedata::get_optionresponse_data |
(undef,$symb,$resid); |
(\@Students,$symb,$resid); |
if (defined($PerformanceData) && |
if (defined($PerformanceData) && |
ref($PerformanceData) eq 'ARRAY') { |
ref($PerformanceData) eq 'ARRAY') { |
my $analysis_html = &DoTriesAnalysis($PerformanceData,$ORdata); |
if ($ENV{'form.AnalyzeBy'} eq 'Tries') { |
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my $analysis_html = &DoTriesAnalysis($PerformanceData, |
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$ORdata); |
$r->print($analysis_html); |
$r->print($analysis_html); |
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# } 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 { |
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$r->print('<h2>'. |
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&mt('The analysis you have selected is '. |
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'not supported at this time'). |
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'</h2>'); |
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} |
} else { |
} else { |
$r->print('<h2>'. |
$r->print('<h2>'. |
&mt('There is no student data for this problem.'). |
&mt('There is no student data for this problem.'). |
Line 82 sub BuildProblemAnalysisPage {
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Line 110 sub BuildProblemAnalysisPage {
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} |
} |
$r->print('<hr />'); |
$r->print('<hr />'); |
} else { |
} else { |
$r->print('<h3>No Problem Selected</h3>'); |
$r->print('<input type="submit" name="ProblemAnalysis" value="'. |
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&mt('Analyze Problem').'" />'); |
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$r->print(' 'x5); |
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$r->print('<h3>'.&mt('Please select a problem to analyze').'</h3>'); |
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$r->print(&OptionResponseProblemSelector()); |
} |
} |
# Okay, they asked for data, so make sure we get the latest data. |
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$r->print(&OptionResponseProblemSelector()); |
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} |
} |
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sub DoTriesAnalysis { |
sub DoTriesAnalysis { |
my ($PerformanceData,$ORdata) = @_; |
my ($PerformanceData,$ORdata) = @_; |
my $mintries = 1; |
my $mintries = 1; |
my $maxtries = 3; |
my $maxtries = $ENV{'form.NumPlots'}; |
my %ResponseData = &analyze_option_data_by_tries($PerformanceData, |
my %ResponseData = &analyze_option_data_by_tries($PerformanceData, |
$mintries,$maxtries); |
$mintries,$maxtries); |
my @Foils = sort(keys(%ResponseData)); |
my @Foils = sort(keys(%ResponseData)); |
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}; |
} |
} |
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# |
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# Build up the table of row labels. |
my @Rows; |
my @Rows; |
$Rows[0] = ['<td> </td>']; |
$Rows[0]= [ '<th>'.&mt('Foil Number').'</th>', |
for (my $i=$mintries;$i<=$maxtries;$i++) { |
'<th>'.&mt('Foil Text').'</td>']; |
push (@{$Rows[0]}, |
my $table = '<table border="1" >'."\n"; |
'<th colspan="3">'.&mt('Attempt').' '.$i.'</th>'); |
my $index = 1; |
} |
foreach my $foilid (@Foils) { |
$Rows[1] = ['<th>'.&mt('Foil').'</th>']; |
$table .= '<tr><td>'.$index.'</td>'. |
for (my $i=$mintries;$i<=$maxtries;$i++) { |
'<td>'.$Row_Label{$foilid}."</td></tr>\n"; |
push (@{$Rows[1]},('<th>'.&mt('Correct').'</th>', |
} continue { |
'<th>'.&mt('Incorrect').'</th>', |
$index++; |
'<th>'.&mt('Percent Correct').'</th>', |
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)); |
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} |
} |
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$table .= "</table>\n"; |
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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}->[$i]->{'correct'}); |
Line 144 sub DoTriesAnalysis {
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Line 167 sub DoTriesAnalysis {
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$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;$i++) { |
push(@Data,'<td colspan="3">'.&DrawGraph('Attempt '.$i,'Foil Number', |
my $minstu = $ResponseData{$Foils[0]}->[$i]->{'total'}; |
'Percent Correct',100, |
my $maxstu = $ResponseData{$Foils[0]}->[$i]->{'total'}; |
$PlotData[$i]->{'good'}, |
foreach my $foilid (@Foils) { |
$PlotData[$i]->{'bad'}).'</td>'); |
if ($minstu > $ResponseData{$foilid}->[$i]->{'total'}) { |
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$minstu = $ResponseData{$foilid}->[$i]->{'total'}; |
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} |
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if ($maxstu < $ResponseData{$foilid}->[$i]->{'total'}) { |
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$maxstu = $ResponseData{$foilid}->[$i]->{'total'}; |
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} |
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} |
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$maxstu = 0 if (! $maxstu); |
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$minstu = 0 if (! $minstu); |
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my $graphlink; |
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if ($maxstu == $minstu) { |
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$graphlink = &Apache::loncommon::DrawGraph |
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('Attempt '.$i.', '.$maxstu.' students', |
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'Foil Number', |
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'Percent Correct', |
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100, |
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$PlotData[$i]->{'good'}, |
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$PlotData[$i]->{'bad'}); |
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} else { |
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$graphlink = &Apache::loncommon::DrawGraph |
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('Attempt '.$i.', '.$minstu.'-'.$maxstu. |
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' students', |
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'Foil Number', |
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'Percent Correct', |
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100, |
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$PlotData[$i]->{'good'}, |
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$PlotData[$i]->{'bad'}); |
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} |
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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 ($table); |
} |
} |
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Line 193 sub analyze_option_data_by_tries {
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Line 253 sub analyze_option_data_by_tries {
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! exists($tryhash->{'incorrect'})) || |
! exists($tryhash->{'incorrect'})) || |
($tryhash->{'correct'} < 1 && |
($tryhash->{'correct'} < 1 && |
$tryhash->{'incorrect'} < 1)); |
$tryhash->{'incorrect'} < 1)); |
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$tryhash->{'total'} = $tryhash->{'correct'} + |
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$tryhash->{'incorrect'}; |
$tryhash->{'percent_corr'} = 100 * |
$tryhash->{'percent_corr'} = 100 * |
($tryhash->{'correct'} / |
($tryhash->{'correct'} / |
($tryhash->{'correct'} + $tryhash->{'incorrect'}) |
($tryhash->{'correct'} + $tryhash->{'incorrect'}) |
Line 202 sub analyze_option_data_by_tries {
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Line 264 sub analyze_option_data_by_tries {
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return %Trydata; |
return %Trydata; |
} |
} |
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sub DrawGraph { |
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my ($title,$xlabel,$ylabel,$MaxY,$values1,$values2)=@_; |
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if (! defined($values1) || ref($values1) ne 'ARRAY') { |
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return ''; |
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} |
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$title = '' if (! defined($title)); |
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$xlabel = '' if (! defined($xlabel)); |
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$ylabel = '' if (! defined($ylabel)); |
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$title = &Apache::lonnet::escape($title); |
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$xlabel = &Apache::lonnet::escape($xlabel); |
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$ylabel = &Apache::lonnet::escape($ylabel); |
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# |
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my $sendValues1 = join(',', @$values1); |
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my $sendValues2; |
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if (defined($values2)) { |
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$sendValues2 = join(',', @$values2); |
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} |
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my $sendCount = scalar(@$values1); |
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$MaxY =1 if ($MaxY < 1); |
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if ( int($MaxY) < $MaxY ) { |
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$MaxY++; |
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$MaxY = int($MaxY); |
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} |
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my @GData = ($title,$xlabel,$ylabel,$MaxY,$sendCount,$sendValues1); |
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if (defined($sendValues2)) { |
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push (@GData,$sendValues2); |
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} |
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return '<IMG src="/cgi-bin/graph.png?'. |
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(join('&', @GData)).'" border="1" />'; |
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} |
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sub get_problem_symb { |
sub get_problem_symb { |
my $problemstring = shift(); |
my $problemstring = shift(); |
my ($symb,$partid,$resid) = ($problemstring=~ /^(.*):([^:]*):([^:]*)$/); |
my ($symb,$partid,$resid) = ($problemstring=~ /^(.*):([^:]*):([^:]*)$/); |
Line 243 sub get_problem_symb {
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Line 271 sub get_problem_symb {
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} |
} |
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sub CreateInterface { |
sub CreateInterface { |
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## |
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## Environment variable initialization |
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if (! exists$ENV{'form.AnalyzeBy'}) { |
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$ENV{'form.AnalyzeBy'} = 'Tries'; |
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} |
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## |
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## Build the menu |
my $Str = ''; |
my $Str = ''; |
$Str .= '<table cellspacing="5">'."\n"; |
$Str .= '<table cellspacing="5">'."\n"; |
$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>'; |
# $Str .= '<td align="center"><b>'.&mt('Sequences and Folders').'</b></td>'; |
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$Str .= '<td align="center"> </td>'; |
$Str .= '</tr>'."\n"; |
$Str .= '</tr>'."\n"; |
# |
## |
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## |
$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><td align="center">'; |
$Str .= '</td>'; |
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# |
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$Str .= '<td align="center">'; |
$Str .= &Apache::lonhtmlcommon::StatusOptions(undef,undef,5); |
$Str .= &Apache::lonhtmlcommon::StatusOptions(undef,undef,5); |
$Str .= '</td><td align="center">'; |
$Str .= '</td>'; |
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# |
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# $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 264 sub CreateInterface {
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Line 305 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></tr>'."\n"; |
# $Str .= '</td>'; |
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# |
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$Str .= '<td>'; |
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$Str .= '<nobr>'.&mt('Analyze By '); |
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$Str .='<select name="AnalyzeBy" >'; |
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# |
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$Str .= '<option value="Tries" '; |
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if (! exists($ENV{'form.AnalyzeBy'}) || $ENV{'form.AnalyzeBy'} eq 'Tries'){ |
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# Default to Tries |
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$Str .= ' selected '; |
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} |
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$Str .= '>'.&mt('Tries').'</option>'; |
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# |
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$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'} = 7; |
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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>'; |
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$Str .= '</td>'; |
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# |
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$Str .= '</tr>'."\n"; |
$Str .= '</table>'."\n"; |
$Str .= '</table>'."\n"; |
$Str .= '<input type="submit" name="ProblemAnalysis" value="'. |
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&mt('Analyze Problem').'" />'; |
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$Str .= ' 'x5; |
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$Str .= '<input type="submit" name="ClearCache" value="'. |
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&mt('Clear Caches').'" />'; |
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$Str .= ' 'x5; |
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return ($Str); |
return ($Str); |
} |
} |
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