--- loncom/interface/loncoursedata.pm 2002/07/26 16:22:09 1.7 +++ loncom/interface/loncoursedata.pm 2002/08/15 16:11:34 1.19 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # (Publication Handler # -# $Id: loncoursedata.pm,v 1.7 2002/07/26 16:22:09 stredwic Exp $ +# $Id: loncoursedata.pm,v 1.19 2002/08/15 16:11:34 stredwic Exp $ # # Copyright Michigan State University Board of Trustees # @@ -51,6 +51,7 @@ package Apache::loncoursedata; use strict; use Apache::Constants qw(:common :http); use Apache::lonnet(); +use Apache::lonhtmlcommon; use HTML::TokeParser; use GDBM_File; @@ -182,7 +183,7 @@ database. =cut sub DownloadCourseInformation { - my ($namedata,$courseID,$lastDownloadTime)=@_; + my ($namedata,$courseID,$lastDownloadTime,$WhatIWant)=@_; my %courseData; my ($name,$domain) = split(/\:/,$namedata); @@ -190,17 +191,27 @@ sub DownloadCourseInformation { $courseID.'.db', $Apache::lonnet::perlvar{'lonUsersDir'}); - if($lastDownloadTime >= $modifiedTime) { - $courseData{'lastDownloadTime'}=time; - $courseData{'UpToDate'} = 'true'; + if($lastDownloadTime >= $modifiedTime && $modifiedTime >= 0) { + $courseData{$namedata.':lastDownloadTime'}=time; + $courseData{$namedata.':UpToDate'} = 'true'; return \%courseData; } # Download course data - %courseData=&Apache::lonnet::dump($courseID, $domain, $name); + if(!defined($WhatIWant)) { + $WhatIWant = '.'; + } + $WhatIWant = '.'; + %courseData=&Apache::lonnet::dump($courseID, $domain, $name, $WhatIWant); $courseData{'UpToDate'} = 'false'; $courseData{'lastDownloadTime'}=time; - return \%courseData; + + my %newData; + foreach (keys(%courseData)) { + $newData{$namedata.':'.$_} = $courseData{$_}; + } + + return \%newData; } # ----- END DOWNLOAD INFORMATION --------------------------------------- @@ -255,7 +266,7 @@ sub ProcessTopResourceMap { if($c->aborted()) { return; } - if(tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER,0640)) { + if(tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640)) { last; } $tieTries++; @@ -278,13 +289,16 @@ sub ProcessTopResourceMap { $currentSequence=-1; my $topLevelSequenceNumber = $currentSequence; + my %sequenceRecord; while(1) { if($c->aborted()) { last; } # HANDLE NEW SEQUENCE! #if page || sequence - if(defined($hash{'map_pc_'.$hash{'src_'.$currentResourceID}})) { + if(defined($hash{'map_pc_'.$hash{'src_'.$currentResourceID}}) && + !defined($sequenceRecord{$currentResourceID})) { + $sequenceRecord{$currentResourceID}++; push(@sequences, $currentSequence); push(@currentResource, $currentResourceID); push(@finishResource, $lastResourceID); @@ -314,6 +328,7 @@ sub ProcessTopResourceMap { last; } } + next; } # Handle gradable resources: exams, problems, etc @@ -322,7 +337,10 @@ sub ProcessTopResourceMap { my $partB=$2; if($hash{'src_'.$currentResourceID}=~ /\.(problem|exam|quiz|assess|survey|form)$/ && - $partA eq $currentSequence) { + $partA eq $currentSequence && + !defined($sequenceRecord{$currentSequence.':'. + $currentResourceID})) { + $sequenceRecord{$currentSequence.':'.$currentResourceID}++; my $Problem = &Apache::lonnet::symbclean( &Apache::lonnet::declutter($hash{'map_id_'.$partA}). '___'.$partB.'___'. @@ -342,38 +360,54 @@ sub ProcessTopResourceMap { # &Apache::lonnet::metdata($meta,'title'); $cache->{$currentResourceID.':title'}= $hash{'title_'.$currentResourceID}; + $cache->{$currentResourceID.':source'}= + $hash{'src_'.$currentResourceID}; # Get Parts for problem - foreach (split(/\,/,&Apache::lonnet::metadata($meta,'keys'))) { - if($_=~/^stores\_(\d+)\_tries$/) { - my $Part=&Apache::lonnet::metadata($meta,$_.'.part'); - if(!defined($cache->{$currentSequence.':'. - $currentResourceID.':parts'})) { - $cache->{$currentSequence.':'.$currentResourceID. - ':parts'}=$Part; - } else { - $cache->{$currentSequence.':'.$currentResourceID. - ':parts'}.=':'.$Part; + my %beenHere; + foreach (split(/\,/,&Apache::lonnet::metadata($meta,'packages'))) { + if(/^\w+response_\d+.*/) { + my (undef, $partId, $responseId) = split(/_/,$_); + if($beenHere{'p:'.$partId} == 0) { + $beenHere{'p:'.$partId}++; + if(!defined($cache->{$currentSequence.':'. + $currentResourceID.':parts'})) { + $cache->{$currentSequence.':'.$currentResourceID. + ':parts'}=$partId; + } else { + $cache->{$currentSequence.':'.$currentResourceID. + ':parts'}.=':'.$partId; + } + } + if($beenHere{'r:'.$partId.':'.$responseId} == 0) { + $beenHere{'r:'.$partId.':'.$responseId}++; + if(!defined($cache->{$currentSequence.':'. + $currentResourceID.':'.$partId. + ':responseIDs'})) { + $cache->{$currentSequence.':'.$currentResourceID. + ':'.$partId.':responseIDs'}=$responseId; + } else { + $cache->{$currentSequence.':'.$currentResourceID. + ':'.$partId.':responseIDs'}.=':'. + $responseId; + } } - foreach (split(/\,/, - &Apache::lonnet::metadata($meta,'packages'))) { - if($_=~/^optionresponse\_($Part)\_(\w+)$/) { - if(defined($cache->{'OptionResponses'})) { - $cache->{'OptionResponses'}.= ':::'. - $hash{'src_'.$currentResourceID}.'::'. - $hash{'title_'.$currentResourceID}.'::'. - $Part.'::'.$Problem; - } else { - $cache->{'OptionResponses'}= - $hash{'src_'.$currentResourceID}.'::'. - $hash{'title_'.$currentResourceID}.'::'. - $Part.'::'.$Problem; - } + if(/^optionresponse/ && + $beenHere{'o:'.$partId.':'.$currentResourceID} == 0) { + $beenHere{'o:'.$partId.$currentResourceID}++; + if(defined($cache->{'OptionResponses'})) { + $cache->{'OptionResponses'}.= ':::'. + $currentSequence.':'.$currentResourceID.':'. + $partId.':'.$responseId; + } else { + $cache->{'OptionResponses'}= $currentSequence.':'. + $currentResourceID.':'. + $partId.':'.$responseId; } } } - } - } + } + } # if resource == finish resource, then it is the end of a sequence/page if($currentResourceID eq $lastResourceID) { @@ -422,17 +456,24 @@ sub ProcessTopResourceMap { if($currentSequence eq $topLevelSequenceNumber) { last; } - } + } # MOVE!!! # move to next resource unless(defined($hash{'to_'.$currentResourceID})) { # big problem, need to handle. Next is probably wrong + my $errorMessage = 'Big problem in '; + $errorMessage .= 'loncoursedata::ProcessTopLevelMap.'; + $errorMessage .= ' bighash to_$currentResourceID not defined!'; + &Apache::lonnet::logthis($errorMessage); last; } my @nextResources=(); foreach (split(/\,/,$hash{'to_'.$currentResourceID})) { - push(@nextResources, $hash{'goesto_'.$_}); + if(!defined($sequenceRecord{$currentSequence.':'. + $hash{'goesto_'.$_}})) { + push(@nextResources, $hash{'goesto_'.$_}); + } } push(@currentResource, @nextResources); # Set the next resource to be processed @@ -514,6 +555,7 @@ sub ProcessClasslist { $cache->{$name.':username'}=$studentName; $cache->{$name.':domain'}=$studentDomain; + # Initialize timestamp for student if(!defined($cache->{$name.':lastDownloadTime'})) { $cache->{$name.':lastDownloadTime'}='Not downloaded'; $cache->{$name.':updateTime'}=' Not updated'; @@ -615,42 +657,176 @@ will only exist if an error occured. Th sub ProcessStudentData { my ($cache,$courseData,$name)=@_; - if($courseData->{'UpToDate'} eq 'true') { - $cache->{$name.':lastDownloadTime'}=$courseData->{'lastDownloadTime'}; - if($courseData->{'lastDownloadTime'} eq 'Not downloaded') { - $cache->{$name.':updateTime'} = ' Not updated'; - } else { - $cache->{$name.':updateTime'}= - localtime($courseData->{'lastDownloadTime'}); - } + if(!&CheckDateStampError($courseData, $cache, $name)) { return; } - my @courseKeys = keys(%$courseData); - - foreach (@courseKeys) { - if(/^(con_lost|error|no_such_host)/i) { - $cache->{$name.':error'}='Could not download course data.'; - return; - } + foreach (keys %$courseData) { + $cache->{$_}=$courseData->{$_}; } - $cache->{$name.':lastDownloadTime'}=$courseData->{'lastDownloadTime'}; - if($courseData->{'lastDownloadTime'} eq 'Not downloaded') { - $cache->{$name.':updateTime'} = ' Not updated'; - } else { - $cache->{$name.':updateTime'}= - localtime($courseData->{'lastDownloadTime'}); + return; +} + +sub ExtractStudentData { + my ($input, $output, $data, $name)=@_; + + if(!&CheckDateStampError($input, $data, $name)) { + return; } - foreach (@courseKeys) { - $cache->{$name.':'.$_}=$courseData->{$_}; + + my ($username,$domain)=split(':',$name); + + my $Version; + my $problemsCorrect = 0; + my $totalProblems = 0; + my $problemsSolved = 0; + my $numberOfParts = 0; + my $totalAwarded = 0; + foreach my $sequence (split(':', $data->{'orderedSequences'})) { + foreach my $problemID (split(':', $data->{$sequence.':problems'})) { + my $problem = $data->{$problemID.':problem'}; + my $LatestVersion = $input->{$name.':version:'.$problem}; + + # Output dashes for all the parts of this problem if there + # is no version information about the current problem. + if(!$LatestVersion) { + foreach my $part (split(/\:/,$data->{$sequence.':'. + $problemID. + ':parts'})) { + $output->{$name.':'.$problemID.':'.$part.':tries'} = 0; + $output->{$name.':'.$problemID.':'.$part.':awarded'} = 0; + $output->{$name.':'.$problemID.':'.$part.':code'} = ' '; + $totalProblems++; + } + $output->{$name.':'.$problemID.':NoVersion'} = 'true'; + next; + } + + my %partData=undef; + # Initialize part data, display skips correctly + # Skip refers to when a student made no submissions on that + # part/problem. + foreach my $part (split(/\:/,$data->{$sequence.':'. + $problemID. + ':parts'})) { + $partData{$part.':tries'}=0; + $partData{$part.':code'}=' '; + $partData{$part.':awarded'}=0; + $partData{$part.':timestamp'}=0; + foreach my $response (split(':', $data->{$sequence.':'. + $problemID.':'. + $part.':responseIDs'})) { + $partData{$part.':'.$response.':submission'}=''; + } + } + + # Looping through all the versions of each part, starting with the + # oldest version. Basically, it gets the most recent + # set of grade data for each part. + my @submissions = (); + for(my $Version=1; $Version<=$LatestVersion; $Version++) { + foreach my $part (split(/\:/,$data->{$sequence.':'. + $problemID. + ':parts'})) { + + if(!defined($input->{"$name:$Version:$problem". + ":resource.$part.solved"})) { + # No grade for this submission, so skip + next; + } + + my $tries=0; + my $code=' '; + my $awarded=0; + + $tries = $input->{$name.':'.$Version.':'.$problem. + ':resource.'.$part.'.tries'}; + $awarded = $input->{$name.':'.$Version.':'.$problem. + ':resource.'.$part.'.awarded'}; + + $partData{$part.':awarded'}=($awarded) ? $awarded : 0; + $partData{$part.':tries'}=($tries) ? $tries : 0; + + $partData{$part.':timestamp'}=$input->{$name.':'.$Version.':'. + $problem. + ':timestamp'}; + if(!$input->{$name.':'.$Version.':'.$problem.':resource.'.$part. + '.previous'}) { + foreach my $response (split(':', + $data->{$sequence.':'. + $problemID.':'. + $part.':responseIDs'})) { + @submissions=($input->{$name.':'.$Version.':'. + $problem. + ':resource.'.$part.'.'. + $response.'.submission'}, + @submissions); + } + } + + my $val = $input->{$name.':'.$Version.':'.$problem. + ':resource.'.$part.'.solved'}; + if ($val eq 'correct_by_student') {$code = '*';} + elsif ($val eq 'correct_by_override') {$code = '+';} + elsif ($val eq 'incorrect_attempted') {$code = '.';} + elsif ($val eq 'incorrect_by_override'){$code = '-';} + elsif ($val eq 'excused') {$code = 'x';} + elsif ($val eq 'ungraded_attempted') {$code = '#';} + else {$code = ' ';} + $partData{$part.':code'}=$code; + } + } + + foreach my $part (split(/\:/,$data->{$sequence.':'.$problemID. + ':parts'})) { + $output->{$name.':'.$problemID.':'.$part.':wrong'} = + $partData{$part.':tries'}; + + if($partData{$part.':code'} eq '*') { + $output->{$name.':'.$problemID.':'.$part.':wrong'}--; + $problemsCorrect++; + } elsif($partData{$part.':code'} eq '+') { + $output->{$name.':'.$problemID.':'.$part.':wrong'}--; + $problemsCorrect++; + } + + $output->{$name.':'.$problemID.':'.$part.':tries'} = + $partData{$part.':tries'}; + $output->{$name.':'.$problemID.':'.$part.':code'} = + $partData{$part.':code'}; + $output->{$name.':'.$problemID.':'.$part.':awarded'} = + $partData{$part.':awarded'}; + $totalAwarded += $partData{$part.':awarded'}; + $output->{$name.':'.$problemID.':'.$part.':timestamp'} = + $partData{$part.':timestamp'}; + foreach my $response (split(':', $data->{$sequence.':'. + $problemID.':'. + $part.':responseIDs'})) { + $output->{$name.':'.$problemID.':'.$part.':'.$response. + ':submission'}=join(':::',@submissions); + } + + if($partData{$part.':code'} ne 'x') { + $totalProblems++; + } + } + } + + $output->{$name.':'.$sequence.':problemsCorrect'} = $problemsCorrect; + $problemsSolved += $problemsCorrect; + $problemsCorrect=0; } + $output->{$name.':problemsSolved'} = $problemsSolved; + $output->{$name.':totalProblems'} = $totalProblems; + $output->{$name.':totalAwarded'} = $totalAwarded; + return; } sub LoadDiscussion { - my ( $courseID)=@_; + my ($courseID)=@_; my %Discuss=(); my %contrib=&Apache::lonnet::dump( $courseID, @@ -686,6 +862,36 @@ jobs. # ----- HELPER FUNCTIONS ----------------------------------------------- +sub CheckDateStampError { + my ($courseData, $cache, $name)=@_; + if($courseData->{$name.':UpToDate'} eq 'true') { + $cache->{$name.':lastDownloadTime'} = + $courseData->{$name.':lastDownloadTime'}; + if($courseData->{$name.':lastDownloadTime'} eq 'Not downloaded') { + $cache->{$name.':updateTime'} = ' Not updated'; + } else { + $cache->{$name.':updateTime'}= + localtime($courseData->{$name.':lastDownloadTime'}); + } + return 0; + } + + $cache->{$name.':lastDownloadTime'}=$courseData->{$name.':lastDownloadTime'}; + if($courseData->{$name.':lastDownloadTime'} eq 'Not downloaded') { + $cache->{$name.':updateTime'} = ' Not updated'; + } else { + $cache->{$name.':updateTime'}= + localtime($courseData->{$name.':lastDownloadTime'}); + } + + if(defined($courseData->{$name.':error'})) { + $cache->{$name.':error'}=$courseData->{$name.':error'}; + return 0; + } + + return 1; +} + =pod =item &ProcessFullName() @@ -781,9 +987,9 @@ sub TestCacheData { while($tieTries < $totalDelay) { my $result=0; if($isCached) { - $result=tie(%testData,'GDBM_File',$ChartDB,&GDBM_READER,0640); + $result=tie(%testData,'GDBM_File',$ChartDB,&GDBM_READER(),0640); } else { - $result=tie(%testData,'GDBM_File',$ChartDB,&GDBM_NEWDB,0640); + $result=tie(%testData,'GDBM_File',$ChartDB,&GDBM_NEWDB(),0640); } if($result) { last; @@ -800,6 +1006,218 @@ sub TestCacheData { return $isCached; } +sub DownloadStudentCourseData { + my ($students,$checkDate,$cacheDB,$extract,$status,$courseID,$r,$c)=@_; + + my $title = 'LON-CAPA Statistics'; + my $heading = 'Download and Process Course Data'; + my $studentCount = scalar(@$students); + my %cache; + + + my $WhatIWant; + $WhatIWant = '(^version:.+?$|'; + $WhatIWant .= '^\d+:.+?:(resource\.\d+\.'; + $WhatIWant .= '(solved|tries|previous|awarded|(\d+\.submission))\s*$'; + $WhatIWant .= '|timestamp)'; + $WhatIWant .= ')'; + + if($status eq 'true') { + &Apache::lonhtmlcommon::Create_PrgWin($r, $title, $heading); + } + + my $displayString; + my $count=0; + foreach (@$students) { + if($c->aborted()) { return 'Aborted'; } + + if($status eq 'true') { + $count++; + my $displayString = $count.'/'.$studentCount.': '.$_; + &Apache::lonhtmlcommon::Update_PrgWin($displayString, $r); + } + + my $downloadTime='Not downloaded'; + if($checkDate eq 'true' && + tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER(),0640)) { + $downloadTime = $cache{$_.':lastDownloadTime'}; + untie(%cache); + } + + if($c->aborted()) { return 'Aborted'; } + + if($downloadTime eq 'Not downloaded') { + my $courseData = + &DownloadCourseInformation($_, $courseID, $downloadTime, + $WhatIWant); + if(tie(%cache,'GDBM_File',$cacheDB,&GDBM_WRCREAT(),0640)) { + foreach my $key (keys(%$courseData)) { + if($key =~ /^(con_lost|error|no_such_host)/i) { + $courseData->{$_.':error'} = 'No course data for '.$_; + last; + } + } + if($extract eq 'true') { + &ExtractStudentData($courseData, \%cache, \%cache, $_); + } else { + &ProcessStudentData(\%cache, $courseData, $_); + } + untie(%cache); + } else { + next; + } + } + } + if($status eq 'true') { &Apache::lonhtmlcommon::Close_PrgWin($r); } + + return 'OK'; +} + +sub DownloadStudentCourseDataSeparate { + my ($students,$checkDate,$cacheDB,$extract,$status,$courseID,$r,$c)=@_; + my $residualFile = '/home/httpd/perl/tmp/'.$courseID.'DownloadFile.db'; + my $title = 'LON-CAPA Statistics'; + my $heading = 'Download Course Data'; + +# my $WhatIWant = '.'; + my $WhatIWant; + $WhatIWant = '(^version:.+?$|'; + $WhatIWant .= '^\d+:.+?:(resource\.\d+\.'; + $WhatIWant .= '(solved|tries|previous|awarded|(\d+\.submission))\s*$'; + $WhatIWant .= '|timestamp)'; + $WhatIWant .= ')'; + + &CheckForResidualDownload($courseID, $cacheDB, $students, $c); + + my %cache; + + my $studentCount = scalar(@$students); + if($status eq 'true') { + &Apache::lonhtmlcommon::Create_PrgWin($r, $title, $heading); + } + my $count=0; + my $displayString=''; + foreach (@$students) { + if($c->aborted()) { + return 'Aborted'; + } + + if($status eq 'true') { + $count++; + $displayString = $count.'/'.$studentCount.': '.$_; + &Apache::lonhtmlcommon::Update_PrgWin($displayString, $r); + } + + my $downloadTime='Not downloaded'; + if($checkDate eq 'true' && + tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER(),0640)) { + $downloadTime = $cache{$_.':lastDownloadTime'}; + untie(%cache); + } + + if($c->aborted()) { + return 'Aborted'; + } + + if($downloadTime eq 'Not downloaded') { + my $error = 0; + my $courseData = + &DownloadCourseInformation($_, $courseID, $downloadTime, + $WhatIWant); + my %downloadData; + unless(tie(%downloadData,'GDBM_File',$residualFile, + &GDBM_WRCREAT(),0640)) { + return 'Failed to tie temporary download hash.'; + } + foreach my $key (keys(%$courseData)) { + $downloadData{$key} = $courseData->{$key}; + if($key =~ /^(con_lost|error|no_such_host)/i) { + $error = 1; + last; + } + } + if($error) { + foreach my $deleteKey (keys(%$courseData)) { + delete $downloadData{$deleteKey}; + } + $downloadData{$_.':error'} = 'No course data for '.$_; + } + untie(%downloadData); + } + } + if($status eq 'true') { &Apache::lonhtmlcommon::Close_PrgWin($r); } + + return &CheckForResidualDownload($cacheDB, 'true', 'true', + $courseID, $r, $c); +} + +sub CheckForResidualDownload { + my ($cacheDB,$extract,$status,$courseID,$r,$c)=@_; + + my $residualFile = '/home/httpd/perl/tmp/'.$courseID.'DownloadFile.db'; + if(!-e $residualFile) { + return 'OK'; + } + + my %downloadData; + my %cache; + unless(tie(%downloadData,'GDBM_File',$residualFile,&GDBM_READER(),0640)) { + return 'Can not tie database for check for residual download: tempDB'; + } + unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_WRCREAT(),0640)) { + untie(%downloadData); + return 'Can not tie database for check for residual download: cacheDB'; + } + + my @students=(); + my %checkStudent; + my $key; + while(($key, undef) = each %downloadData) { + my @temp = split(':', $key); + my $student = $temp[0].':'.$temp[1]; + if(!defined($checkStudent{$student})) { + $checkStudent{$student}++; + push(@students, $student); + } + } + + my $heading = 'Process Course Data'; + my $title = 'LON-CAPA Statistics'; + my $studentCount = scalar(@students); + if($status eq 'true') { + &Apache::lonhtmlcommon::Create_PrgWin($r, $title, $heading); + } + + my c$ount=1; + foreach my $name (@students) { + last if($c->aborted()); + + if($status eq 'true') { + my $displayString = $count.'/'.$studentCount.': '.$name; + &Apache::lonhtmlcommon::Update_PrgWin($displayString, $r); + } + + if($extract eq 'true') { + &ExtractStudentData(\%downloadData, \%cache, \%cache, $name); + } else { + &ProcessStudentData(\%cache, \%downloadData, $name); + } + $count++; + } + + if($status eq 'true') { &Apache::lonhtmlcommon::Close_PrgWin($r); } + + untie(%cache); + untie(%downloadData); + + if(!$c->aborted()) { + my @files = ($residualFile); + unlink(@files); + } + + return 'OK'; +} + sub GetFileTimestamp { my ($studentDomain,$studentName,$filename,$root)=@_; $studentDomain=~s/\W//g; @@ -812,7 +1230,7 @@ sub GetFileTimestamp { $root); my $fileStat = $dir[0]; my @stats = split('&', $fileStat); - if(@stats) { + if($stats[0] ne 'empty' && $stats[0] ne 'no_such_dir') { return $stats[9]; } else { return -1;