--- loncom/interface/statistics/lonstudentassessment.pm 2003/01/09 15:59:17 1.25 +++ loncom/interface/statistics/lonstudentassessment.pm 2003/02/25 20:47:47 1.29 @@ -1,7 +1,6 @@ # The LearningOnline Network with CAPA -# (Publication Handler # -# $Id: lonstudentassessment.pm,v 1.25 2003/01/09 15:59:17 matthew Exp $ +# $Id: lonstudentassessment.pm,v 1.29 2003/02/25 20:47:47 matthew Exp $ # # Copyright Michigan State University Board of Trustees # @@ -25,28 +24,78 @@ # http://www.lon-capa.org/ # # (Navigate problems for statistical reports -# YEAR=2001 -# 5/5,7/9,7/25/1,8/11,9/13,9/26,10/5,10/9,10/22,10/26 Behrouz Minaei -# 11/1,11/4,11/16,12/14,12/16,12/18,12/20,12/31 Behrouz Minaei -# YEAR=2002 -# 1/22,2/1,2/6,2/25,3/2,3/6,3/17,3/21,3/22,3/26,4/7,5/6 Behrouz Minaei -# 5/12,5/14,5/15,5/19,5/26,7/16,12/24 Behrouz Minaei # -### +####################################################### +####################################################### + +=pod + +=head1 NAME + +lonstudentassessment + +=head1 SYNOPSIS + +Presents assessment data about a student or a group of students. + +=head1 Subroutines + +=over 4 + +=cut + +####################################################### +####################################################### package Apache::lonstudentassessment; use strict; +use Apache::lonstatistics; use Apache::lonhtmlcommon; use Apache::loncoursedata; +use Apache::lonnet; # for logging porpoises use GDBM_File; -#my $jr; +####################################################### +####################################################### + +=pod + +=item &BuildStudentAssessmentPage() + +Inputs: + +=over 4 + +=item $cacheDB The name of the cache file used to store student data + +=item $students Array ref containing the name(s) of the students +selected for display + +=item $courseID The ID of the course + +=item $formName The name of the html form - 'Statistics' + +=item $headings Array ref of headings to show + +=item $spacing A string of spaces + +=item $studentInformation Array ref of possible headings for student info +('fullname','section',...) + +=item $r Apache Request +=item $c Apache Connection + +=back + +=cut + +####################################################### +####################################################### sub BuildStudentAssessmentPage { my ($cacheDB,$students,$courseID,$formName,$headings,$spacing, $studentInformation,$r,$c)=@_; -# $jr = $r; my %cache; unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER(),0640)) { $r->print('Unable to tie database.'); @@ -135,11 +184,11 @@ sub BuildStudentAssessmentPage { } $Count++; my $out = ''; -# $out .= sprintf("%3d", $Count); + $out .= sprintf("%3d) ", $Count); if($Count % 2) { $out .= ''; } else { - $out .= ''; + $out .= ''; } my $displayString = $out.'DISPLAYDATA'.$spacing; $r->print(&Apache::lonhtmlcommon::FormatStudentInformation( @@ -173,26 +222,54 @@ sub BuildStudentAssessmentPage { untie(%cache); } } - - if(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER(),0640)) { - $r->print(&StudentAverageTotal(\%cache, $students, $sequenceKeys)); - untie(%cache); - } - $r->print(''."\n"); + $r->print(''."\n"); if($selected == 0) { $Str .= '

WARNING: '; - $Str .= 'Please select a student

'; + $Str .= 'No Students enrolled OR Please select a student'; $r->print($Str); + } else { + if(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER(),0640)) { + $r->print(&StudentAverageTotal(\%cache, $students, $sequenceKeys)); + untie(%cache); + } } - return; } +####################################################### +####################################################### + +=pod +=item &CreateInterface() +Called by &BuildStudentAssessmentPage to create the top part of the +page which displays the chart. +Inputs: -#---- Student Assessment Web Page -------------------------------------------- +=over 4 + +=item $cache The ubiquitous cache + +=item $selectedName The name of the currently selected student, or +'All Students' or 'No Student Selected'. + +=item $students Array ref containing the name(s) of the students selected +for display. + +=item $formName The name of the HTML form to use, 'Statistics' + +=item $doNotShow Array ref containing the names of columns to not show +=back + +Returns: A string containing the HTML for the headers and top table for +the chart page. + +=cut + +####################################################### +####################################################### sub CreateInterface { my($cache,$selectedName,$students,$formName,$doNotShow)=@_; @@ -219,9 +296,7 @@ sub CreateInterface { $Str .= ''."\n"; my @sections = split(':',$cache->{'sectionList'}); my @selectedSections = split(':',$cache->{'sectionsSelected'}); - $Str .= &Apache::lonhtmlcommon::MultipleSectionSelect(\@sections, - \@selectedSections, - 'Statistics'); + $Str .= &Apache::lonstatistics::SectionSelect('Section','multiple',5); $Str .= ''; $Str .= &CreateColumnSelectionBox($doNotShow); $Str .= ''."\n"; @@ -242,7 +317,43 @@ sub CreateInterface { return $Str; } +####################################################### +####################################################### +=pod + +=item &CreateTableHeadings() + +Create HTML for the columns of student data to show. +Called by &BuildStudentAssessmentPage(). Calls +&Apache::lonhtmlcommon::CreateHeadings(). + +Inputs: + +=over 4 + +=item $cache The ubiquitous cache + +=item $spacing A string of spaces + +=item $infoKeys Array ref to names of keys to display from the cache +which describe students + +=item $infoHeadings Array ref to headings of columns for student info + +=item $sequenceKeys Array ref of names of keys to use to retrieve sequence +data from the cache + +=item $sequenceHeadings Array ref of names of sequences used for output. + +=back + +Returns: A string containing the HTML of the table headings. + +=cut + +####################################################### +####################################################### sub CreateTableHeadings { my($cache,$spacing,$infoKeys,$infoHeadings,$sequenceKeys, $sequenceHeadings)=@_; @@ -250,14 +361,16 @@ sub CreateTableHeadings { # my $Str = '     '; my $Str = ''; $Str .= ''."\n"; - $Str .= ''."\n"; + $Str .= ''."\n"; $Str .= &CreateColumnSelectors($infoHeadings, $sequenceHeadings, $sequenceKeys); $Str .= ''."\n"; $Str .= ''."\n"; - my $displayString = ''."\n"; $Str .= &Apache::lonhtmlcommon::CreateHeadings($cache, @@ -280,38 +393,39 @@ sub CreateTableHeadings { return $Str; } +####################################################### +####################################################### + =pod -=item &FormatStudentData() +=item &StudentReport() + +This is the workhorse subroutine - it handles formatting and display of a +students performance data. It processes one row of the chart. -First, FormatStudentInformation is called and prefixes the course information. -This function produces a formatted string of the student\'s course information. -Each column of data represents all the problems for a given sequence. For -valid grade data, a link is created for that problem to a submission record -for that problem. +Input: =over 4 -Input: $name, $studentInformation, $ChartDB +=item $cache The ubiquitous cache + +=item $name The name and domain of the current student in name:domain format -$name: The name and domain of the current student in name:domain format +=item $spacing A string containing spaces. -$studentInformation: A pointer to an array holding the names used to -remove data from the hash. They represent -the name of the data to be removed. +=item $showSequences Array ref containing the sequences to display -$ChartDB: The name of the cached data database which will be tied to that -database. +=back Output: $Str $Str: Formatted string that is an entire row of the chart. It is a concatenation of student information and student course information. -=back - =cut +####################################################### +####################################################### sub StudentReport { my ($cache,$name,$spacing,$showSequences)=@_; my ($username,$domain)=split(':',$name); @@ -407,7 +521,11 @@ sub StudentReport { return $Str; } +####################################################### +####################################################### +####################################################### +####################################################### sub StudentAverageTotal { my ($cache, $students, $sequenceKeys)=@_; my $Str = "\nSummary Tables:\n"; @@ -426,12 +544,14 @@ sub StudentAverageTotal { $TotalProblems += $cache->{$name.':totalProblems'}; } if ($StudentCount) { - $ProblemsSolved /= $StudentCount; + $ProblemsSolved = sprintf( "%.2f", + $ProblemsSolved/$StudentCount); $TotalProblems /= $StudentCount; } else { $ProblemsSolved = 0; $TotalProblems = 0; } + $Str .= '
'."\n"; $Str .= ''."\n"; @@ -467,8 +587,11 @@ sub StudentAverageTotal { return $Str; } +####################################################### +####################################################### - +####################################################### +####################################################### sub MaxSeqPr { my ($cache, $name, $sequence)=@_; my $prCount=0; @@ -487,9 +610,8 @@ sub MaxSeqPr { return $prCount; } - - - +####################################################### +####################################################### =pod @@ -501,6 +623,8 @@ problems. =cut +####################################################### +####################################################### sub CreateLegend { my $Str = "

".
               "   1  correct by student in 1 try\n".
@@ -516,6 +640,9 @@ sub CreateLegend {
     return $Str;
 }
 
+#######################################################
+#######################################################
+
 =pod
 
 =item &CreateColumnSelectionBox()
@@ -529,7 +656,6 @@ to the interface table.
 =over 4
 Input: $CacheData, $headings
 
-
 $CacheData: A pointer to a hash tied to the cached data
 
 $headings:  An array of the names of the columns for the student information.
@@ -545,6 +671,8 @@ which has a size of four.
 
 =cut
 
+#######################################################
+#######################################################
 sub CreateColumnSelectionBox {
     my ($doNotShow)=@_;
 
@@ -564,6 +692,9 @@ sub CreateColumnSelectionBox {
     return $notThere;
 }
 
+#######################################################
+#######################################################
+
 =pod
 
 =item &CreateColumnSelectors()
@@ -590,6 +721,8 @@ for consistency of location over the col
 
 =cut
 
+#######################################################
+#######################################################
 sub CreateColumnSelectors {
     my ($infoHeadings, $sequenceHeadings, $sequenceKeys)=@_;
 
@@ -611,10 +744,21 @@ sub CreateColumnSelectors {
     return $present;
 }
 
-#---- END Student Assessment Web Page ----------------------------------------
+#######################################################
+#######################################################
+
+=pod
+
+=back
+
+=head1 HELPER FUNCTIONS
+
+=over 4
 
-#---- Student Assessment Worker Functions ------------------------------------
+=cut 
 
+#######################################################
+#######################################################
 sub FindSelectedStudent {
     my($cache, $selectedName, $students)=@_;
 
@@ -652,6 +796,8 @@ sub FindSelectedStudent {
 
     return 'No Student Selected';
 }
+#######################################################
+#######################################################
 
 =pod
 
@@ -668,12 +814,12 @@ $cache: A pointer to the hash tied to th
 $test: The form name of the column (heading.$headingIndex) or 
 (sequence.$sequenceIndex)
 
-Output: 0 (false), 1 (true)
-
 =back
 
 =cut
 
+#######################################################
+#######################################################
 sub ShouldShowColumns {
     my ($cache,$headings,$cacheKey)=@_;
 
@@ -718,8 +864,18 @@ sub ShouldShowColumns {
     return (\@infoHeadings, \@infoKeys, \@sequenceHeadings,
             \@sequenceKeys, \%doNotShow);
 }
+1;
 
-#---- END Student Assessment Worker Functions --------------------------------
+#######################################################
+#######################################################
+
+=pod 
+
+=back
+
+=cut
+
+#######################################################
+#######################################################
 
-1;
 __END__
Students Count'. $StudentCount.'