version 1.55, 2002/11/26 18:02:38
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version 1.59, 2003/02/18 20:27:33
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# |
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### |
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=pod |
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=head1 NAME |
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lonstatistics |
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=head1 SYNOPSIS |
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Main handler for statistics and chart. |
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=head1 PACKAGES USED |
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use strict; |
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use Apache::Constants qw(:common :http); |
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use Apache::lonnet(); |
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use Apache::lonhomework; |
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use Apache::loncommon; |
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use Apache::loncoursedata; |
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use Apache::lonhtmlcommon; |
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use Apache::lonproblemanalysis; |
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use Apache::lonproblemstatistics; |
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use Apache::lonstudentassessment; |
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use Apache::lonpercentage; |
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use GDBM_File; |
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=over 4 |
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=cut |
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package Apache::lonstatistics; |
package Apache::lonstatistics; |
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use strict; |
use strict; |
Line 48 use Apache::lonproblemanalysis;
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Line 77 use Apache::lonproblemanalysis;
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use Apache::lonproblemstatistics; |
use Apache::lonproblemstatistics; |
use Apache::lonstudentassessment; |
use Apache::lonstudentassessment; |
use Apache::lonpercentage; |
use Apache::lonpercentage; |
use HTML::TokeParser; |
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use GDBM_File; |
use GDBM_File; |
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my @FullClasslist; |
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my @Students; |
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my @Sections; |
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my $curr_student; |
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my $prev_student; |
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my $next_student; |
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####################################################### |
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####################################################### |
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=pod |
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=item &clear_classlist_variables() |
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undef the following package variables: |
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=over |
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=item @FullClasslist The full classlist |
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=item @Students The students we are concerned with for this invocation |
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=item @Sections The sections available in this class |
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=item $curr_student The student currently being examined |
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=item $prev_student The student previous in the classlist |
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=item $next_student The student next in the classlist |
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=back |
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=cut |
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####################################################### |
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####################################################### |
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sub clear_classlist_variables { |
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undef(@FullClasslist); |
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undef(@Students); |
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undef(@Sections); |
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undef($curr_student); |
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undef($prev_student); |
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undef($next_student); |
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} |
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####################################################### |
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####################################################### |
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=pod |
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=item &PrepareClasslist() |
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Build up the classlist information. The classlist information is kept in |
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the following package variables: |
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=over |
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=item @FullClasslist The full classlist |
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=item @Students The students we are concerned with for this invocation |
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=item @Sections The sections available in this class |
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=item $curr_student The student currently being examined |
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=item $prev_student The student previous in the classlist |
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=item $next_student The student next in the classlist |
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=back |
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$curr_student, $prev_student, and $next_student may not be defined, depending |
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upon the calling context. |
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=cut |
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####################################################### |
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####################################################### |
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sub PrepareClasslist { |
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my $r = shift; |
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my %Sections; |
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&clear_classlist_variables(); |
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# |
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# Retrieve the classlist |
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my $cid = $ENV{'request.course.id'}; |
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my $cdom = $ENV{'course.'.$cid.'.domain'}; |
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my $cnum = $ENV{'course.'.$cid.'.num'}; |
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my ($classlist,$field_names) = &Apache::loncoursedata::get_classlist($cid, |
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$cdom,$cnum); |
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my %valid_section; |
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if (exists($ENV{'form.Section'}) && $ENV{'form.Section'} !~ /(all|any)/) { |
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if (ref($ENV{'form.Section'})) { |
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foreach (@$ENV{'form.section'}) { |
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$valid_section{$_}++; |
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} |
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} else { |
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$valid_section{$_}++; |
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} |
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} |
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# |
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# Process the classlist |
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while (my ($student,$student_data) = each (%$classlist)) { |
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my $studenthash = (); |
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for (my $i=0; $i< scalar(@$field_names);$i++) { |
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$studenthash->{$field_names->[$i]}=$student_data->[$i]; |
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} |
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push (@FullClasslist,$studenthash); |
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# |
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# Build up a list of sections |
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my $section = $studenthash->{'section'}; |
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$section = 'no section' if (! defined($section) || $section =~/^\s*/ ); |
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$Sections{$section}++; |
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# |
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# Only put in the list those students we are interested in |
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if (defined($ENV{'form.Section'}) && |
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$ENV{'form.Section'} !~ /(all|any)/ && |
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! exists($valid_section{$section})) { |
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next; |
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} |
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push (@Students,$studenthash); |
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} |
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# |
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# Put the consolidated section data in the right place |
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@Sections = sort {$a<=>$b} keys(%Sections); |
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# |
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# Sort the Students |
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my $sortby = 'fullname'; |
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@Students = sort {$a->{$sortby} <=> $b->{$sortby}} @Students; |
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# |
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# Now deal with that current student thing.... |
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if (exists($ENV{'form.StudentAssessmentStudent'})) { |
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my ($current_uname,$current_dom) = |
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split(':',$ENV{'form.StudentAssessmentStudent'}); |
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my $i; |
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for ($i = 0; $i<=$#Students; $i++) { |
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next if (($Students[$i]->{'username'} ne $current_uname) || |
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($Students[$i]->{'domain'} ne $current_dom)); |
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last; # If we get here, we have our student. |
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} |
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if ($i == 0) { |
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$prev_student = 'none'; |
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} else { |
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$prev_student = $Students[$i-1]; |
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} |
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if ($i == $#Students) { |
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$next_student = 'none'; |
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} else { |
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$next_student = $Students[$i+1]; |
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} |
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} |
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} |
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####################################################### |
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####################################################### |
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sub CheckFormElement { |
sub CheckFormElement { |
my ($cache, $ENVName, $cacheName, $default)=@_; |
my ($cache, $ENVName, $cacheName, $default)=@_; |
Line 74 sub ProcessFormData{
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Line 256 sub ProcessFormData{
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'reportSelected', |
'reportSelected', |
'StudentAssessmentStudent', |
'StudentAssessmentStudent', |
'ProblemStatisticsSort']); |
'ProblemStatisticsSort']); |
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&CheckFormElement($cache, 'DownloadAll', 'DownloadAll', 'false'); |
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if ($cache->{'DownloadAll'} ne 'false') { |
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# Clean the hell out of that cache! |
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# We cannot untie the hash at this scope (stupid libgd :( ) |
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# So, remove every single key. What a waste of time.... |
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# Of course, if you are doing this you are probably resigned |
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# to waiting a while. |
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&Apache::lonnet::logthis("Cleaning out the cache file"); |
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while (my ($key,undef)=each(%$cache)) { |
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next if ($key eq 'DownloadAll'); |
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delete($cache->{$key}); |
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} |
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} |
&CheckFormElement($cache, 'Status', 'Status', 'Active'); |
&CheckFormElement($cache, 'Status', 'Status', 'Active'); |
&CheckFormElement($cache, 'postdata', 'reportSelected', 'Class list'); |
&CheckFormElement($cache, 'postdata', 'reportSelected', 'Class list'); |
&CheckFormElement($cache, 'reportSelected', 'reportSelected', |
&CheckFormElement($cache, 'reportSelected', 'reportSelected', |
'Class list'); |
'Class list'); |
$cache->{'reportSelected'} = |
$cache->{'reportSelected'} = |
&Apache::lonnet::unescape($cache->{'reportSelected'}); |
&Apache::lonnet::unescape($cache->{'reportSelected'}); |
&CheckFormElement($cache, 'DownloadAll', 'DownloadAll', 'false'); |
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&CheckFormElement($cache, 'sort', 'sort', 'fullname'); |
&CheckFormElement($cache, 'sort', 'sort', 'fullname'); |
&CheckFormElement($cache, 'download', 'download', 'false'); |
&CheckFormElement($cache, 'download', 'download', 'false'); |
&CheckFormElement($cache, 'StatisticsMaps', |
&CheckFormElement($cache, 'StatisticsMaps', |
Line 490 sub CreateMainMenu {
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Line 684 sub CreateMainMenu {
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$Str .= '<table border="0"><tbody><tr>'."\n"; |
$Str .= '<table border="0"><tbody><tr>'."\n"; |
$Str .= '<td></td><td></td>'."\n"; |
$Str .= '<td></td><td></td>'."\n"; |
$Str .= '<td align="center"><b>Analysis Reports:</b></td>'."\n"; |
$Str .= '<td align="center"><b>Select a Report</b></td>'."\n"; |
$Str .= '<td align="center"><b>Student Status:</b></td></tr>'."\n"; |
$Str .= '<td align="center"><b>Student Status</b></td></tr>'."\n"; |
$Str .= '<tr>'."\n"; |
$Str .= '<tr>'."\n"; |
$Str .= '<td align="center"><input type="submit" name="Refresh" '; |
$Str .= '<td align="center"><input type="submit" name="Refresh" '; |
$Str .= 'value="Refresh" /></td>'."\n"; |
$Str .= 'value="Refresh" /></td>'."\n"; |
Line 534 sub BuildStatistics {
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Line 728 sub BuildStatistics {
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my %reports = ('classlist' => 'Class list', |
my %reports = ('classlist' => 'Class list', |
'problem_statistics' => 'Problem Statistics', |
'problem_statistics' => 'Problem Statistics', |
'student_assessment' => 'Student Assessment', |
'student_assessment' => 'Student Assessment', |
'percentage' => 'Percentage Graphs', |
'percentage' => 'Correct-problems Plot', |
# 'activitylog' => 'Activity Log', |
# 'activitylog' => 'Activity Log', |
'reportSelected' => 'Class list'); |
'reportSelected' => 'Class list'); |
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Line 614 sub BuildStatistics {
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Line 808 sub BuildStatistics {
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} elsif($GoToPage eq 'Class list') { |
} elsif($GoToPage eq 'Class list') { |
&BuildClasslist($cacheDB, $students, \@studentInformation, |
&BuildClasslist($cacheDB, $students, \@studentInformation, |
\@headings, $r); |
\@headings, $r); |
} elsif($GoToPage eq 'Percentage Graphs') { |
} elsif($GoToPage eq 'Correct-problems Plot') { |
&Apache::lonpercentage::BuildPercentageGraph($cacheDB, $students, |
&Apache::lonpercentage::BuildPercentageGraph($cacheDB, $students, |
$courseID, $c, $r); |
$courseID, $c, $r); |
} |
} |
Line 667 sub handler {
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Line 861 sub handler {
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$r->content_type('text/html'); |
$r->content_type('text/html'); |
$r->send_http_header; |
$r->send_http_header; |
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&PrepareClasslist($r); |
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&BuildStatistics($r); |
&BuildStatistics($r); |
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return OK; |
return OK; |
} |
} |
1; |
1; |
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=pod |
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=back |
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=cut |
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__END__ |
__END__ |
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