--- loncom/homework/inputtags.pm 2003/09/17 20:51:15 1.115 +++ loncom/homework/inputtags.pm 2010/12/31 02:40:14 1.277 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # input definitons # -# $Id: inputtags.pm,v 1.115 2003/09/17 20:51:15 www Exp $ +# $Id: inputtags.pm,v 1.277 2010/12/31 02:40:14 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -24,52 +24,112 @@ # /home/httpd/html/adm/gpl.txt # # http://www.lon-capa.org/ -# -# 2/19 Guy + +=pod + +=head1 NAME + +Apache::inputtags + +=head1 SYNOPSIS + + + +This is part of the LearningOnline Network with CAPA project +described at http://www.lon-capa.org. + + +=head1 NOTABLE SUBROUTINES + +=over + +=item + +=back + +=cut package Apache::inputtags; use HTML::Entities(); use strict; use Apache::loncommon; +use Apache::lonhtmlcommon; use Apache::lonlocal; +use Apache::lonnet; +use LONCAPA; + BEGIN { - &Apache::lonxml::register('Apache::inputtags',('hiddenline','textfield','textline')); + &Apache::lonxml::register('Apache::inputtags',('hiddenline','textfield','textline')); } +=pod + +=item initialize_inputtags() + +Initializes a set of global variables used during the parse of the problem. + +@Apache::inputtags::input - List of current input ids. +@Apache::inputtags::inputlist - List of all input ids seen this problem. +@Apache::inputtags::response - List of all current resopnse ids. +@Apache::inputtags::responselist - List of all response ids seen this + problem. +@Apache::inputtags::hint - List of all hint ids. +@Apache::inputtags::hintlist - List of all hint ids seen this problem. +@Apache::inputtags::previous - List describing if specific responseds + have been used +@Apache::inputtags::previous_version - Submission responses were used in. +$Apache::inputtags::part - Current part id (valid only in + ) + 0 if not in a part. +@Apache::inputtags::partlist - List of part ids seen in the current + +@Apache::inputtags::status - List of problem statuses. First + element is the status of the + the remainder are for individual s. +%Apache::inputtags::params - Hash of defined parameters for the + current response. +@Apache::inputtags::import - List of all ids for thes get + join()ed and prepended. +@Apache::inputtags::importlist - List of all import ids seen. +$Apache::inputtags::response_with_no_part + - Flag set true if we have seen a response + that is not inside a +%Apache::inputtags::answertxt - <*response> tags store correct + answer strings for display by + in this hash. +%Apache::inputtags::submission_display + - <*response> tags store improved display + of submission strings for display by part + end. + +=cut sub initialize_inputtags { - # list of current input ids - @Apache::inputtags::input=(); - # list of all input ids seen in this problem - @Apache::inputtags::inputlist=(); - # list of all current response ids - @Apache::inputtags::response=(); - # list of all response ids seen in this problem - @Apache::inputtags::responselist=(); - # list of whether or not a specific response was previously used - @Apache::inputtags::previous=(); - # submission it was used in - @Apache::inputtags::previous_version=(); - # id of current part, 0 means that no part is current (inside only - $Apache::inputtags::part=''; - # list of all part ids seen - @Apache::inputtags::partlist=(); - # list of problem date statuses, the first element is for - # if there is a second element it is for the current - @Apache::inputtags::status=(); - # hash of defined params for the current response - %Apache::inputtags::params=(); - # list of all ids, for , these get join()ed and prepended - @Apache::inputtags::import=(); - # list of all import ids seen - @Apache::inputtags::importlist=(); + @Apache::inputtags::input=(); + @Apache::inputtags::inputlist=(); + @Apache::inputtags::response=(); + @Apache::inputtags::responselist=(); + @Apache::inputtags::hint=(); + @Apache::inputtags::hintlist=(); + @Apache::inputtags::previous=(); + @Apache::inputtags::previous_version=(); + $Apache::inputtags::part=''; + @Apache::inputtags::partlist=(); + @Apache::inputtags::status=(); + %Apache::inputtags::params=(); + @Apache::inputtags::import=(); + @Apache::inputtags::importlist=(); + $Apache::inputtags::response_with_no_part=0; + %Apache::inputtags::answertxt=(); + %Apache::inputtags::submission_display=(); } sub check_for_duplicate_ids { my %check; foreach my $id (@Apache::inputtags::partlist, @Apache::inputtags::responselist, + @Apache::inputtags::hintlist, @Apache::inputtags::importlist) { $check{$id}++; } @@ -85,154 +145,313 @@ sub check_for_duplicate_ids { } sub start_input { - my ($parstack,$safeeval)=@_; - my $id = &Apache::lonxml::get_param('id',$parstack,$safeeval); - if ($id eq '') { $id = $Apache::lonxml::curdepth; } - push (@Apache::inputtags::input,$id); - push (@Apache::inputtags::inputlist,$id); - return $id; + my ($parstack,$safeeval)=@_; + my $id = &Apache::lonxml::get_id($parstack,$safeeval); + push (@Apache::inputtags::input,$id); + push (@Apache::inputtags::inputlist,$id); + return $id; } sub end_input { - pop @Apache::inputtags::input; - return ''; + pop @Apache::inputtags::input; + return ''; +} + +sub addchars { + my ($fieldid,$addchars)=@_; + my $output=''; + foreach (split(/\,/,$addchars)) { + $output.=''.$_.' '; + } + return $output; } sub start_textfield { - my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; - my $result = ""; - my $id = &start_input($parstack,$safeeval); - my $resid=$Apache::inputtags::response[-1]; - if ($target eq 'web') { - $Apache::lonxml::evaluate--; - if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') { + my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; + my $result = ""; + my $id = &start_input($parstack,$safeeval); + my $resid=$Apache::inputtags::response[-1]; + if ($target eq 'web') { + $Apache::lonxml::evaluate--; my $partid=$Apache::inputtags::part; - my $oldresponse = &HTML::Entities::encode($Apache::lonhomework::history{"resource.$partid.$resid.submission"}); - my $cols = &Apache::lonxml::get_param('cols',$parstack,$safeeval); - if ( $cols eq '') { $cols = 80; } - my $rows = &Apache::lonxml::get_param('rows',$parstack,$safeeval); - if ( $rows eq '') { $rows = 10; } - $result= '"; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; + my $result; + if ($target eq 'web') { + $Apache::lonxml::evaluate++; + if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') { + return ""; + } + } elsif ($target eq 'edit') { + $result=&Apache::edit::end_table(); + } + &end_input; + return $result; +} + +sub exam_score_line { + my ($target) = @_; + + my $result; + if ($target eq 'tex') { + my $repetition = &Apache::response::repetition(); + $result.='\begin{enumerate}'; + if ($env{'request.state'} eq "construct" ) {$result.='\item[\strut]';} + foreach my $i (0..$repetition-1) { + $result.='\item[\textbf{'. + ($Apache::lonxml::counter+$i). + '}.]\textit{Leave blank on scoring form}\vskip 0 mm'; + } + $result.= '\end{enumerate}'; + } + + return $result; +} + +sub exam_box { + my ($target) = @_; + my $result; + + if ($target eq 'tex') { + $result .= '\fbox{\fbox{\parbox{\textwidth-5mm}{\strut\\\\\strut\\\\\strut\\\\\strut\\\\}}}'; + $result .= &exam_score_line($target); + } elsif ($target eq 'web') { + my $id=$Apache::inputtags::response[-1]; + $result.= '

+

'; + } + return $result; +} + +sub needs_exam_box { + my ($tagstack) = @_; + my @tags = ('formularesponse', + 'stringresponse', + 'reactionresponse', + 'organicresponse', + ); + + foreach my $tag (@tags) { + if (grep(/\Q$tag\E/,@$tagstack)) { + return 1; + } } - } elsif ($target eq 'edit') { - $result=&Apache::edit::end_table(); - } - &end_input; - return $result; + return 0; } sub start_textline { - my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; - my $result = ""; - if ($target eq 'web') { - $Apache::lonxml::evaluate--; - my $partid=$Apache::inputtags::part; - my $id=$Apache::inputtags::response[-1]; - if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') { - my $size = &Apache::lonxml::get_param('size',$parstack,$safeeval); - my $maxlength; - if ($size eq '') { $size=20; } else { - if ($size < 20) { $maxlength=$size; } - } - my $oldresponse = &HTML::Entities::encode($Apache::lonhomework::history{"resource.$partid.$id.submission"}); - if ($Apache::lonhomework::type ne 'exam') { - $result= ''; - } - } else { - #right or wrong don't show what was last typed in. - #$result=''.$oldresponse.''; - $result=''; - } - } elsif ($target eq 'edit') { - $result=&Apache::edit::tag_start($target,$token); - $result.=&Apache::edit::text_arg('Size:','size',$token,'5').""; - $result.=&Apache::edit::end_table; - } elsif ($target eq 'modified') { - my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'size'); - if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); } - } elsif ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') { - my $size = &Apache::lonxml::get_param('size',$parstack,$safeeval); - if ($size != 0) {$size=$size*2; $size.=' mm';} else {$size='40 mm';} - $result='\framebox['.$size.'][s]{\tiny\strut}'; - } - return $result; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; + my $result = ""; + my $input_id = &start_input($parstack,$safeeval); + if ($target eq 'web') { + $Apache::lonxml::evaluate--; + my $partid=$Apache::inputtags::part; + my $id=$Apache::inputtags::response[-1]; + if (!&Apache::response::show_answer()) { + my $size = &Apache::lonxml::get_param('size',$parstack,$safeeval); + my $maxlength; + if ($size eq '') { $size=20; } else { + if ($size < 20) { + $maxlength = ' maxlength="'.$size.'"'; + } + } + my ($oldresponse,$newvariation); + if ((($Apache::lonhomework::history{"resource.$partid.type"} eq 'randomizetry') || + ($Apache::lonhomework::type eq 'randomizetry')) && + ($Apache::inputtags::status[-1] eq 'CAN_ANSWER')) { + if ($env{'form.'.$partid.'.rndseed'} ne + $Apache::lonhomework::history{"resource.$partid.rndseed"}) { + $newvariation = 1; + } + } + unless ($newvariation) { + $oldresponse = $Apache::lonhomework::history{"resource.$partid.$id.submission"}; + &Apache::lonxml::debug("oldresponse $oldresponse is ".ref($oldresponse)); + if (ref($oldresponse) eq 'ARRAY') { + $oldresponse = $oldresponse->[$#Apache::inputtags::inputlist]; + } + $oldresponse = &HTML::Entities::encode($oldresponse,'<>&"'); + $oldresponse =~ s/^\s+//; + $oldresponse =~ s/\s+$//; + $oldresponse =~ s/\s+/ /g; + } + if ($Apache::lonhomework::type ne 'exam') { + my $addchars=&Apache::lonxml::get_param('addchars',$parstack,$safeeval); + $result=''; + if ($addchars) { + $result.=&addchars('HWVAL_'.$id,$addchars); + } + my $readonly=&Apache::lonxml::get_param('readonly',$parstack, + $safeeval); + if (lc($readonly) eq 'yes' + || $Apache::inputtags::status[-1] eq 'CANNOT_ANSWER') { + $readonly=' readonly="readonly" '; + } else { + $readonly=''; + } + my $name = 'HWVAL_'.$id; + if ($Apache::inputtags::status[-1] eq 'CANNOT_ANSWER') { + $name = "none"; + } + $result.= ''; + } + if ($Apache::lonhomework::type eq 'exam' + && &needs_exam_box($tagstack)) { + $result.=&exam_box($target); + } + } else { + #right or wrong don't show what was last typed in. + my $count = scalar(@Apache::inputtags::inputlist)-1; + $result=''.$Apache::inputtags::answertxt{$id}[$count].''; + #$result=''; + } + } elsif ($target eq 'edit') { + $result=&Apache::edit::tag_start($target,$token); + $result.=&Apache::edit::text_arg('Size:','size',$token,'5'). + &Apache::edit::text_arg('Click-On Texts (comma sep):', + 'addchars',$token,10); + $result.=&Apache::edit::select_arg('Readonly:','readonly', + ['no','yes'],$token); + $result.=&Apache::edit::end_row(); + $result.=&Apache::edit::end_table(); + } elsif ($target eq 'modified') { + my $constructtag=&Apache::edit::get_new_args($token,$parstack, + $safeeval,'size', + 'addchars','readonly'); + if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); } + } elsif ($target eq 'tex' + && $Apache::lonhomework::type ne 'exam') { + my $size = &Apache::lonxml::get_param('size',$parstack,$safeeval); + if ($size != 0) {$size=$size*2; $size.=' mm';} else {$size='40 mm';} + if ($env{'form.pdfFormFields'} eq 'yes' + && $Apache::inputtags::status[-1] eq 'CAN_ANSWER') { + my $fieldname = $env{'request.symb'}. + '&part_'. $Apache::inputtags::part. + '&textresponse'. + '&HWVAL_' . $Apache::inputtags::response['-1']; + $result='\textField{'.$fieldname.'}{'.$size.'}{12 bp}'; + } else { + $result='\framebox['.$size.'][s]{\tiny\strut}'; + } + } elsif ($target eq 'tex' + && $Apache::lonhomework::type eq 'exam' + && &needs_exam_box($tagstack)) { + $result.=&exam_box($target); + } + return $result; } sub end_textline { - my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; - if ($target eq 'web') { $Apache::lonxml::evaluate++; } - elsif ($target eq 'edit') { return ('','no'); } - return ""; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; + if ($target eq 'web') { $Apache::lonxml::evaluate++; } + elsif ($target eq 'edit') { return ('','no'); } + &end_input(); + return ""; } sub start_hiddenline { my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; my $result = ""; + my $input_id = &start_input($parstack,$safeeval); if ($target eq 'web') { $Apache::lonxml::evaluate--; if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') { my $partid=$Apache::inputtags::part; my $id=$Apache::inputtags::response[-1]; - my $oldresponse = &HTML::Entities::encode($Apache::lonhomework::history{"resource.$partid.$id.submission"}); + my $oldresponse = $Apache::lonhomework::history{"resource.$partid.$id.submission"}; + if (ref($oldresponse) eq 'ARRAY') { + $oldresponse = $oldresponse->[$#Apache::inputtags::inputlist]; + } + $oldresponse = &HTML::Entities::encode($oldresponse,'<>&"'); + if ($Apache::lonhomework::type ne 'exam') { $result= ''; @@ -242,225 +461,644 @@ sub start_hiddenline { $result=&Apache::edit::tag_start($target,$token); $result.=&Apache::edit::end_table; } + + if ( ($target eq 'web' || $target eq 'tex') + && $Apache::lonhomework::type eq 'exam' + && &needs_exam_box($tagstack)) { + $result.=&exam_box($target); + } return $result; } sub end_hiddenline { - my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; - if ($target eq 'web') { $Apache::lonxml::evaluate++; } - elsif ($target eq 'edit') { return ('','no'); } - return ""; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; + if ($target eq 'web') { $Apache::lonxml::evaluate++; } + elsif ($target eq 'edit') { return ('','no'); } + &end_input(); + return ""; +} + +=pod + +=item file_selector() + +$part -> partid +$id -> responseid +$uploadefiletypes -> comma seperated list of extensions allowed or * for any +$which -> 'uploadonly' -> only newly uploaded files + 'portfolioonly' -> only allow files from portfolio + 'both' -> allow files from either location +$extratext -> additional text to go between the link and the input box +$maxfilesize -> maximum cumulative filesize for submitted files (in MB). +returns a table row + +=cut + +sub file_selector { + my ($part,$id,$uploadedfiletypes,$which,$extratext,$maxfilesize)=@_; + if (!$uploadedfiletypes) { return ''; } + + my $jspart=$part; + $jspart=~s/\./_/g; + + my $result; + my $current_files_display = ¤t_file_submissions($part,$id); + my $addfiles; + if ($current_files_display) { + $result .= &Apache::lonhtmlcommon::row_title(&mt('Currently submitted files')). + $current_files_display. + &Apache::lonhtmlcommon::row_closure(); + $addfiles = &mt('Submit other file(s)'); + } else { + $addfiles = &mt('Choose file(s) to submit'); + } + $result .= &Apache::lonhtmlcommon::row_title($addfiles); + my $constraints; + if ($uploadedfiletypes ne '*') { + $constraints = + &mt('Allowed filetypes: [_1]',''.$uploadedfiletypes.'').'
'; + } + if ($maxfilesize) { + $constraints .= &mt('Combined size of all files not to exceed: [_1] MB[_2].', + ''.$maxfilesize.'').'
'; + } + if ($constraints) { + $result .= $constraints.'
'; + } + if ($which eq 'uploadonly' || $which eq 'both') { + $result.=&mt('Submit a file: (only one file per submission)'). + '

'; + } + if ( $which eq 'both') { + $result.='
'.''.&mt('OR:').'
'; + } + if ($which eq 'portfolioonly' || $which eq 'both') { + $result.=$extratext.''. + &mt('Select Portfolio Files: (one or more files per submission)').'
'. + ''. + '
'; + + } + $result.=&Apache::lonhtmlcommon::row_closure(1); + return $result; +} + +sub current_file_submissions { + my ($part,$id) = @_; + my $jspart=$part; + $jspart=~s/\./_/g; + my $uploadedfile=$Apache::lonhomework::history{"resource.$part.$id.uploadedfile"}; + my $portfiles=$Apache::lonhomework::history{"resource.$part.$id.portfiles"}; + return if (($uploadedfile eq '') && ($portfiles !~/[^\s]/)); + my $header = &Apache::loncommon::start_data_table(). + &Apache::loncommon::start_data_table_header_row(); + if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') { + $header .= ''.&mt('Delete?').''; + } + $header .= ''.&mt('File').''. + ''.&mt('Size (MB)').''. + ''.&mt('Last Modified').''. + &Apache::loncommon::end_data_table_header_row(); + my (undef,$crsid,$udom,$uname)=&Apache::lonnet::whichuser(); + my ($cdom,$cnum) = ($crsid =~ /^($LONCAPA::match_domain)_($LONCAPA::match_courseid)$/); + my ($result,$header_shown,%okfiles,%rows,%legacy,@bad_file_list); + if ($uploadedfile) { + my $url=$Apache::lonhomework::history{"resource.$part.$id.uploadedurl"}; + my $link = &HTML::Entities::encode($url,'<>&"'); + my ($path,$name) = ($url =~ m{^(/uploaded/\Q$udom\E/\Q$uname\E/essayresponse.*/)([^/]+)$}); + my ($status,$hashref,$error) = + ¤t_file_info($url,$link,$name,$path); + if ($status eq 'ok') { + push(@{$okfiles{$name}},$url); + $rows{$url} = $hashref; + $legacy{$url} = 1; + &Apache::lonxml::extlink($url); + &Apache::lonnet::allowuploaded('/adm/essayresponse',$url); + } else { + push(@bad_file_list,$error); + } + } + if ($portfiles =~ /[^\s]/) { + my $prefix = "/uploaded/$udom/$uname/portfolio"; + foreach my $file (split(/\s*,\s*/,&unescape($portfiles))) { + my ($path,$name) = ($file =~ m{^(.*/)([^/]+)$}); + my $url = $prefix.$path.$name; + my $uploadedfile = &HTML::Entities::encode($url,'<>&"'); + my ($status,$hashref,$error) = + ¤t_file_info($url,$uploadedfile,$name,$path); + if ($status eq 'ok') { + push(@{$okfiles{$name}},$url); + $rows{$url} = $hashref; + } else { + push(@bad_file_list,$error); + } + } + } + my $num = 0; + foreach my $name (sort(keys(%okfiles))) { + if (ref($okfiles{$name}) eq 'ARRAY') { + foreach my $url (@{$okfiles{$name}}) { + if (ref($rows{$url}) eq 'HASH') { + my $link = $rows{$url}{link}; + my $portfile = $rows{$url}{path}.$rows{$url}{name}; + $portfile = &HTML::Entities::encode($portfile,'<>&"'); + if ($link) { + my $icon=&Apache::loncommon::icon($url); + unless ($header_shown) { + $result .= $header; + $header_shown = 1; + } + $result.= + &Apache::loncommon::start_data_table_row()."\n"; + if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') { + $result .= + ''."\n"; + $num ++; + } + my $showname = $rows{$url}{path}.$name; + if ($legacy{$url}) { + $showname = $name.' '.&mt('not in portfolio'); + } + $result .= + ''.$showname.''."\n". + ''.$rows{$url}{size}.''."\n". + ''.$rows{$url}{lastmodified}.''."\n". + &Apache::loncommon::end_data_table_row(); + } + } + } + } + } + if ($header_shown) { + $result .= &Apache::loncommon::end_data_table(). + '
'. + &mt('Exclude existing file(s) from grading by checking the "Delete?" checkbox(es) and clicking "Submit Answer"').''; + } + if (@bad_file_list) { + my $bad_files = ''. + join(', ',@bad_file_list). + ''; + $result.='

'. + &mt("These file(s) don't exist: [_1]",$bad_files). + '

'; + } + return $result; +} + +sub current_file_info { + my ($url,$uploadedfile,$name,$path) = @_; + my ($status,$error,%info); + my @stat = &Apache::lonnet::stat_file($url); + if ((@stat) && ($stat[0] ne 'no_such_dir')) { + my ($lastmod,$size); + if ($stat[9] =~ /^\d+$/) { + $lastmod = &Apache::lonlocal::locallocaltime($stat[9]); + } + $size = $stat[7]/(1024*1024); + $size = sprintf("%.3f",$size); + %info = ( + link => $uploadedfile, + name => $name, + path => $path, + size => $size, + lastmodified => $lastmod, + ); + $status = 'ok'; + } else { + &Apache::lonnet::logthis("bad file is $url"); + my $icon=&Apache::loncommon::icon($url); + $error = ''.$uploadedfile.''; + } + return ($status,\%info,$error); +} + +sub valid_award { + my ($award) =@_; + foreach my $possibleaward ('EXTRA_ANSWER','MISSING_ANSWER', 'ERROR', + 'NO_RESPONSE', + 'TOO_LONG', 'UNIT_INVALID_INSTRUCTOR', + 'UNIT_INVALID_STUDENT', 'UNIT_IRRECONCIBLE', + 'UNIT_FAIL', 'NO_UNIT', + 'UNIT_NOTNEEDED', 'WANTED_NUMERIC', + 'BAD_FORMULA', 'NOT_FUNCTION', 'WRONG_FORMAT', + 'INTERNAL_ERROR', 'SIG_FAIL', 'INCORRECT', + 'MISORDERED_RANK', 'INVALID_FILETYPE', + 'EXCESS_FILESIZE', 'FILENAME_INUSE', + 'DRAFT', 'SUBMITTED', 'SUBMITTED_CREDIT', + 'ANONYMOUS', 'ANONYMOUS_CREDIT', + 'ASSIGNED_SCORE', 'APPROX_ANS', + 'EXACT_ANS','COMMA_FAIL') { + if ($award eq $possibleaward) { return 1; } + } + return 0; +} + +{ + my @awards = ('EXTRA_ANSWER', 'MISSING_ANSWER', 'ERROR', 'NO_RESPONSE', + 'TOO_LONG', + 'UNIT_INVALID_INSTRUCTOR', 'UNIT_INVALID_STUDENT', + 'UNIT_IRRECONCIBLE', 'UNIT_FAIL', 'NO_UNIT', + 'UNIT_NOTNEEDED', 'WANTED_NUMERIC', 'BAD_FORMULA', 'NOT_FUNCTION', + 'WRONG_FORMAT', 'INTERNAL_ERROR', + 'COMMA_FAIL', 'SIG_FAIL', 'INCORRECT', 'MISORDERED_RANK', + 'INVALID_FILETYPE', 'EXCESS_FILESIZE', 'FILENAME_INUSE', + 'DRAFT', 'SUBMITTED', + 'SUBMITTED_CREDIT', 'ANONYMOUS', 'ANONYMOUS_CREDIT', + 'ASSIGNED_SCORE', 'APPROX_ANS', 'EXACT_ANS'); + my $i=0; + my %fwd_awards = map { ($_,$i++) } @awards; + my $max=scalar(@awards); + @awards=reverse(@awards); + $i=0; + my %rev_awards = map { ($_,$i++) } @awards; + +sub awarddetail_to_awarded { + my ($awarddetail) = @_; + if ($awarddetail eq 'EXACT_ANS' + || $awarddetail eq 'APPROX_ANS') { + return 1; + } + return 0; +} + +sub hide_award { + my ($award) = @_; + if (&Apache::lonhomework::show_no_problem_status()) { + return 1; + } + if ($award =~ + /^(?:EXACT_ANS|APPROX_ANS|SUBMITTED|SUBMITTED_CREDIT|ANONYMOUS|ANONYMOUS_CREDIT|ASSIGNED_SCORE|INCORRECT)/) { + return 1; + } + return 0; } sub finalizeawards { - my $result=''; - my $award; - if ($#_ == '-1') { $result = "NO_RESPONSE"; } - if ($result eq '' ) { - my $blankcount; - foreach $award (@_) { - if ($award eq '') { - $result='MISSING_ANSWER'; - $blankcount++; - } - } - if ($blankcount == ($#_ + 1)) { $result = 'NO_RESPONSE'; } - } - if ($result eq '' ) { - foreach $award (@_) { if ($award eq 'MISSING_ANSWER') {$result='MISSING_ANSWER'; last;}} - } - if ($result eq '' ) { - foreach $award (@_) { if ($award eq 'ERROR') {$result='ERROR'; last;}} - } - if ($result eq '' ) { - foreach $award (@_) { if ($award eq 'NO_RESPONSE') {$result='NO_RESPONSE'; last;} } - } - if ($result eq '' ) { - foreach $award (@_) { if ($award eq 'TOO_LONG') {$result='TOO_LONG'; last;}} - } - if ($result eq '' ) { - foreach $award (@_) { - if ($award eq 'UNIT_FAIL' || - $award eq 'NO_UNIT' || - $award eq 'UNIT_NOTNEEDED') { - $result=$award; last; - } - } - } - if ($result eq '' ) { - foreach $award (@_) { - if ($award eq 'WANTED_NUMERIC' || - $award eq 'BAD_FORMULA') {$result=$award; last;} - } - } - if ($result eq '' ) { - foreach $award (@_) { if ($award eq 'SIG_FAIL') {$result=$award; last;} } - } - if ($result eq '' ) { - foreach $award (@_) { if ($award eq 'INCORRECT') {$result=$award; last;} } - } - if ($result eq '' ) { - foreach $award (@_) { if ($award eq 'MISORDERED_RANK') {$result=$award; last;} } - } - if ($result eq '' ) { - foreach $award (@_) { if ($award eq 'INVALID_FILETYPE') {$result=$award; last;} } - } - if ($result eq '' ) { - foreach $award (@_) { if ($award eq 'DRAFT') {$result=$award; last;} } - } - if ($result eq '' ) { - foreach $award (@_) { if ($award eq 'SUBMITTED') {$result=$award; last;} } - } - if ($result eq '' ) { - foreach $award (@_) { if ($award eq 'ASSIGNED_SCORE') {$result=$award; last;} } - } - if ($result eq '' ) { - foreach $award (@_) { if ($award eq 'APPROX_ANS') {$result=$award; last;} } - } - if ($result eq '' ) { $result='EXACT_ANS'; } - return $result + my ($awardref,$msgref,$nameref,$reverse,$final_scantron)=@_; + my $result; + if ($#$awardref == -1) { $result = "NO_RESPONSE"; } + if ($result eq '' ) { + my $blankcount; + foreach my $award (@$awardref) { + if ($award eq '') { + $result='MISSING_ANSWER'; + $blankcount++; + } + } + if ($blankcount == ($#$awardref + 1)) { + return ('NO_RESPONSE'); + } + } + + if ($Apache::lonxml::internal_error) { $result='INTERNAL_ERROR'; } + + if (!$final_scantron && defined($result)) { return ($result); } + + # if in scantron mode, if the award for any response is + # assigned score, then the part gets an assigned score + if ($final_scantron + && grep {$_ eq 'ASSIGNED_SCORE'} (@$awardref)) { + return ('ASSIGNED_SCORE'); + } + + # if in scantron mode, if the award for any response is + # correct and there are non-correct responses, + # then the part gets an assigned score + if ($final_scantron + && (grep { $_ eq 'EXACT_ANS' || + $_ eq 'APPROX_ANS' } (@$awardref)) + && (grep { $_ ne 'EXACT_ANS' && + $_ ne 'APPROX_ANS' } (@$awardref))) { + return ('ASSIGNED_SCORE'); + } + # these awards are ordered from most important error through best correct + my $awards = (!$reverse) ? \%fwd_awards : \%rev_awards ; + + my $best = $max; + my $j=0; + my $which; + foreach my $award (@$awardref) { + if ($awards->{$award} < $best) { + $best = $awards->{$award}; + $which = $j; + } + $j++; + } + + if (defined($which)) { + if (ref($nameref)) { + return ($$awardref[$which],$$msgref[$which],$$nameref[$which]); + } else { + return ($$awardref[$which],$$msgref[$which]); + } + } + return ('ERROR',undef); +} } sub decideoutput { - my ($award,$solved,$previous,$target)=@_; - my $message=''; - my $button=0; - my $previousmsg; - my $bgcolor='orange'; - my %possiblecolors = - ( 'correct' => '#aaffaa', - 'charged_try' => '#ffaaaa', - 'not_charged_try' => '#ffffaa', - 'no_message' => '#fffff', - ); - if ($previous) { $previousmsg=&mt('You have entered that answer before'); } - - if ($solved =~ /^correct/) { - if ($award eq 'ASSIGNED_SCORE') { - $message = &mt("A score has been assigned."); - } else { - if ($target eq 'tex') { - $message = '\textbf{'.&mt('You are correct.').'}'; - } else { - $message = "".&mt('You are correct.').""; - } - unless ($ENV{'course.'. - $ENV{'request.course.id'}. - '.disable_receipt_display'} eq 'yes') { - $message.=(($target eq 'web')?'
':' '). - &mt('Your receipt is').' '.&Apache::lonnet::receipt(). - (($target eq 'web')?&Apache::loncommon::help_open_topic('Receipt'):''); - } - } - $bgcolor=$possiblecolors{'correct'}; - $button=0; - $previousmsg=''; - } elsif ($solved =~ /^excused/) { - if ($target eq 'tex') { - $message = ' \textbf{'.&mt('You are excused from the problem.').'} '; - } else { - $message = "".&mt('You are excused from the problem.').""; - } - $bgcolor=$possiblecolors{'charged_try'}; - $button=0; - $previousmsg=''; - } elsif ($award eq 'EXACT_ANS' || $award eq 'APPROX_ANS' ) { - if ($solved =~ /^incorrect/ || $solved eq '') { - $message = &mt("Incorrect"); - $bgcolor=$possiblecolors{'charged_try'}; - $button=1; - } else { - $message = "".&mt('You are correct.').""; - unless ($ENV{'course.'. - $ENV{'request.course.id'}. - '.disable_receipt_display'} eq 'yes') { - $message.=(($target eq 'web')?'
':' '). - 'Your receipt is '.&Apache::lonnet::receipt(). - (($target eq 'web')?&Apache::loncommon::help_open_topic('Receipt'):''); - } - $bgcolor=$possiblecolors{'correct'}; - $button=0; - $previousmsg=''; - } - } elsif ($award eq 'NO_RESPONSE') { - $message = ''; - $bgcolor=$possiblecolors{'no_feedback'}; - $button=1; - } elsif ($award eq 'MISSING_ANSWER') { - $message = &mt('Some parts were not submitted.'); - $bgcolor=$possiblecolors{'not_charged_try'}; - $button = 1; - } elsif ($award eq 'ERROR') { - $message = &mt('An error occured while grading your answer.'); - $bgcolor=$possiblecolors{'not_charged_try'}; - $button = 1; - } elsif ($award eq 'TOO_LONG') { - $message = &mt("The submitted answer was too long."); - $bgcolor=$possiblecolors{'not_charged_try'}; - $button=1; - } elsif ($award eq 'WANTED_NUMERIC') { - $message = &mt("This question expects a numeric answer."); - $bgcolor=$possiblecolors{'not_charged_try'}; - $button=1; - } elsif ($award eq 'MISORDERED_RANK') { - $message = &mt('You have provided an invalid ranking'); - if ($target ne 'tex') { - $message.=', '.&mt('please refer to').' '.&Apache::loncommon::help_open_topic('Ranking_Problems','help on ranking problems').'.'; - } - $bgcolor=$possiblecolors{'not_charged_try'}; - $button=1; - } elsif ($award eq 'INVALID_FILETYPE') { - $message = &mt('The filetype extension of the file you uploaded is not allowed.'); - $bgcolor=$possiblecolors{'not_charged_try'}; - $button=1; - } elsif ($award eq 'SIG_FAIL') { - $message = &mt("Please adjust significant figures.");# you provided %s significant figures"; - $bgcolor=$possiblecolors{'not_charged_try'}; - $button=1; - } elsif ($award eq 'UNIT_FAIL') { - $message = &mt("Units incorrect."); - if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units');} #Computer reads units as %s"; - $bgcolor=$possiblecolors{'not_charged_try'}; - $button=1; - } elsif ($award eq 'UNIT_NOTNEEDED') { - $message = &mt("Only a number required.");# Computer reads units of %s"; - $bgcolor=$possiblecolors{'not_charged_try'}; - $button=1; - } elsif ($award eq 'NO_UNIT') { - $message = &mt("Units required"); - if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units')}; - $bgcolor=$possiblecolors{'not_charged_try'}; - $button=1; - } elsif ($award eq 'BAD_FORMULA') { - $message = &mt("Unable to understand formula"); - $bgcolor=$possiblecolors{'not_charged_try'}; - $button=1; - } elsif ($award eq 'INCORRECT') { - $message = &mt("Incorrect"); - $bgcolor=$possiblecolors{'charged_try'}; - $button=1; - } elsif ($award eq 'SUBMITTED') { - $message = &mt("Your submission has been recorded."); - $bgcolor=$possiblecolors{'correct'}; - $button=1; - } elsif ($award eq 'DRAFT') { - $message = "A draft copy has been saved."; - $bgcolor=$possiblecolors{'not_charged_try'}; - $button=1; - } elsif ($award eq 'ASSIGNED_SCORE') { - $message = "A score has been assigned."; - $bgcolor=$possiblecolors{'correct'}; - $button=0; - } else { - $message = &mt("Unknown message").": $award"; - $button=1; - } - if (lc($Apache::lonhomework::problemstatus) eq 'no') { - $message = &mt("Answer Submitted"); - $bgcolor=$possiblecolors{'correct'}; - $button=1; - } - return ($button,$bgcolor,$message,$previousmsg); + my ($award,$awarded,$awardmsg,$solved,$previous,$target)=@_; + + my $message=''; + my $button=0; + my $previousmsg; + my $css_class='orange'; + my $added_computer_text=0; + my %possible_class = + ( 'correct' => 'LC_answer_correct', + 'charged_try' => 'LC_answer_charged_try', + 'not_charged_try' => 'LC_answer_not_charged_try', + 'no_grade' => 'LC_answer_no_grade', + 'no_message' => 'LC_no_message', + ); + + my $part = $Apache::inputtags::part; + my $tohandgrade = &Apache::lonnet::EXT("resource.$part.handgrade"); + my $handgrade = ('yes' eq lc($tohandgrade)); + + my $computer = ($handgrade)? '' + : " ".&mt("Computer's answer now shown above."); + &Apache::lonxml::debug("handgrade has :$handgrade:"); + + if ($previous) { $previousmsg=&mt('You have entered that answer before'); } + + if ($solved =~ /^correct/) { + $css_class=$possible_class{'correct'}; + $message=&mt('You are correct.'); + if ($awarded < 1 && $awarded > 0) { + $message=&mt('You are partially correct.'); + $css_class=$possible_class{'not_charged_try'}; + } elsif ($awarded < 1) { + $message=&mt('Incorrect.'); + $css_class=$possible_class{'charged_try'}; + } + if ($env{'request.filename'} =~ + m|/res/lib/templates/examupload.problem$|) { + $message = &mt("A score has been assigned."); + $added_computer_text=1; + } else { + if ($target eq 'tex') { + $message = '\textbf{'.$message.'}'; + } else { + $message = "".$message.""; + $message.= $computer; + } + $added_computer_text=1; + if ($awarded > 0) { + my ($symb) = &Apache::lonnet::whichuser(); + if (($symb ne '') + && + ($env{'course.'.$env{'request.course.id'}. + '.disable_receipt_display'} ne 'yes') && + ($Apache::lonhomework::type ne 'practice')) { + $message.=(($target eq 'web')?'
':' '). + &mt('Your receipt no. is [_1]', + (&Apache::lonnet::receipt($Apache::inputtags::part). + (($target eq 'web')?&Apache::loncommon::help_open_topic('Receipt'):''))); + } + } + } + $button=0; + $previousmsg=''; + } elsif ($solved =~ /^excused/) { + if ($target eq 'tex') { + $message = ' \textbf{'.&mt('You are excused from the problem.').'} '; + } else { + $message = "".&mt('You are excused from the problem.').""; + } + $css_class=$possible_class{'charged_try'}; + $button=0; + $previousmsg=''; + } elsif ($award eq 'EXACT_ANS' || $award eq 'APPROX_ANS' ) { + if ($solved =~ /^incorrect/ || $solved eq '') { + $message = &mt("Incorrect")."."; + $css_class=$possible_class{'charged_try'}; + $button=1; + } else { + if ($target eq 'tex') { + $message = '\textbf{'.&mt('You are correct.').'}'; + } else { + $message = "".&mt('You are correct.').""; + $message.= $computer; + } + $added_computer_text=1; + if ($awarded > 0 + && $env{'course.'. + $env{'request.course.id'}. + '.disable_receipt_display'} ne 'yes') { + $message.=(($target eq 'web')?'
':' '). + &mt('Your receipt is [_1]', + (&Apache::lonnet::receipt($Apache::inputtags::part). + (($target eq 'web')?&Apache::loncommon::help_open_topic('Receipt'):''))); + } + $css_class=$possible_class{'correct'}; + $button=0; + $previousmsg=''; + } + } elsif ($award eq 'NO_RESPONSE') { + $message = ''; + $css_class=$possible_class{'no_feedback'}; + $button=1; + } elsif ($award eq 'EXTRA_ANSWER') { + $message = &mt('Some extra items were submitted.'); + $css_class=$possible_class{'not_charged_try'}; + $button = 1; + } elsif ($award eq 'MISSING_ANSWER') { + $message = &mt('Some items were not submitted.'); + if ($target ne 'tex') { + $message .= &Apache::loncommon::help_open_topic('Some_Items_Were_Not_Submitted'); + } + $css_class=$possible_class{'not_charged_try'}; + $button = 1; + } elsif ($award eq 'ERROR') { + $message = &mt('An error occurred while grading your answer.'); + $css_class=$possible_class{'not_charged_try'}; + $button = 1; + } elsif ($award eq 'TOO_LONG') { + $message = &mt("The submitted answer was too long."); + $css_class=$possible_class{'not_charged_try'}; + $button=1; + } elsif ($award eq 'WANTED_NUMERIC') { + $message = &mt("This question expects a numeric answer."); + $css_class=$possible_class{'not_charged_try'}; + $button=1; + } elsif ($award eq 'MISORDERED_RANK') { + $message = &mt('You have provided an invalid ranking.'); + if ($target ne 'tex') { + $message.=' '.&mt('Please refer to [_1]',&Apache::loncommon::help_open_topic('Ranking_Problems',&mt('help on ranking problems'))); + } + $css_class=$possible_class{'not_charged_try'}; + $button=1; + } elsif ($award eq 'EXCESS_FILESIZE') { + $message = &mt('Submission won\'t be graded. The combined size of submitted files exceeded the amount allowed.'); + $css_class=$possible_class{'not_charged_try'}; + $button=1; + } elsif ($award eq 'FILENAME_INUSE') { + $message = &mt('You have already uploaded a file with that filename.'); + if ($target eq 'tex') { + $message.= "\\\\\n"; + } else { + $message .= '
'; + } + $message .= &mt('Please use a different file name.'); + $css_class=$possible_class{'not_charged_try'}; + $button=1; + } elsif ($award eq 'INVALID_FILETYPE') { + $message = &mt("Submission won't be graded. The type of file submitted is not allowed."); + $css_class=$possible_class{'not_charged_try'}; + $button=1; + } elsif ($award eq 'SIG_FAIL') { + my ($used,$min,$max)=split(':',$awardmsg); + my $word = ($used < $min) ? 'more' : 'fewer'; + $message = &mt("Submission not graded. Use $word digits.",$used); + $css_class=$possible_class{'not_charged_try'}; + $button=1; + } elsif ($award eq 'UNIT_INVALID_INSTRUCTOR') { + $message = &mt('Error in instructor specifed unit. This error has been reported to the instructor.', $awardmsg); + if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units');} + $css_class=$possible_class{'not_charged_try'}; + $button=1; + } elsif ($award eq 'UNIT_INVALID_STUDENT') { + $message = &mt('Unable to interpret units. Computer reads units as "[_1]".',&markup_unit($awardmsg,$target)); + if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units');} + $css_class=$possible_class{'not_charged_try'}; + $button=1; + } elsif ($award eq 'UNIT_FAIL' || $award eq 'UNIT_IRRECONCIBLE') { + $message = &mt('Incompatible units. No conversion found between "[_1]" and the required units.',&markup_unit($awardmsg,$target)); + if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units');} + $css_class=$possible_class{'not_charged_try'}; + $button=1; + } elsif ($award eq 'UNIT_NOTNEEDED') { + $message = &mt('Only a number required. Computer reads units of "[_1]".',&markup_unit($awardmsg,$target)); + $css_class=$possible_class{'not_charged_try'}; + $button=1; + } elsif ($award eq 'NO_UNIT') { + $message = &mt("Units required").'.'; + if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units')}; + $css_class=$possible_class{'not_charged_try'}; + $button=1; + } elsif ($award eq 'COMMA_FAIL') { + $message = &mt("Proper comma separation is required").'.'; + $css_class=$possible_class{'not_charged_try'}; + $button=1; + } elsif ($award eq 'BAD_FORMULA') { + $message = &mt("Unable to understand formula").'.'; + if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Formula_Answers')}; + $css_class=$possible_class{'not_charged_try'}; + $button=1; + } elsif ($award eq 'NOT_FUNCTION') { + $message = &mt("Not a function").'.'; + $css_class=$possible_class{'not_charged_try'}; + $button=1; + } elsif ($award eq 'WRONG_FORMAT') { + $message = &mt("Wrong format").'.'; + $css_class=$possible_class{'not_charged_try'}; + $button=1; + } elsif ($award eq 'INTERNAL_ERROR') { + $message = &mt("An internal error occurred while processing your answer. Please try again later."); + $css_class=$possible_class{'not_charged_try'}; + $button=1; + } elsif ($award eq 'INCORRECT') { + $message = &mt("Incorrect").'.'; + $css_class=$possible_class{'charged_try'}; + $button=1; + } elsif ($award eq 'SUBMITTED') { + $message = &mt("Your submission has been recorded."); + $css_class=$possible_class{'no_grade'}; + $button=1; + } elsif ($award eq 'SUBMITTED_CREDIT') { + $message = &mt("Your submission has been recorded, and credit awarded."); + $css_class=$possible_class{'correct'}; + $button=1; + } elsif ($award eq 'ANONYMOUS') { + $message = &mt("Your anonymous submission has been recorded."); + $css_class=$possible_class{'no_grade'}; + $button=1; + } elsif ($award eq 'ANONYMOUS_CREDIT') { + $message = &mt("Your anonymous submission has been recorded, and credit awarded."); + $css_class=$possible_class{'correct'}; + } elsif ($award eq 'DRAFT') { + $message = &mt("Copy saved but not submitted."); + $css_class=$possible_class{'not_charged_try'}; + $button=1; + } elsif ($award eq 'ASSIGNED_SCORE') { + $message = &mt("A score has been assigned."); + $css_class=$possible_class{'correct'}; + $button=0; + } elsif ($award eq '') { + if ($handgrade && $Apache::inputtags::status[-1] eq 'SHOW_ANSWER') { + $message = &mt("Nothing submitted."); + $css_class=$possible_class{'charged_try'}; + } else { + $css_class=$possible_class{'not_charged_try'}; + } + $button=1; + } else { + $message = &mt("Unknown message").": $award"; + $button=1; + } + my (undef,undef,$domain,$user)=&Apache::lonnet::whichuser(); + foreach my $resid(@Apache::inputtags::response){ + if ($Apache::lonhomework::history{"resource.$part.$resid.handback"}) { + if ($target eq 'tex') { + $message.= "\\\\\n"; + } else { + $message.='
'; + } + my @files = split(/\s*,\s*/, + $Apache::lonhomework::history{"resource.$part.$resid.handback"}); + my $file_msg; + foreach my $file (@files) { + if ($target eq 'tex') { + $file_msg.= "\\\\\n".$file; + } else { + $file_msg.= '
'.$file.''; + } + } + $message .= &mt('Returned file(s): [_1]',$file_msg); + if ($target eq 'tex') { + $message.= "\\\\\n"; + } else { + $message.='
'; + } + } + } + + if (&Apache::lonhomework::hide_problem_status() + && $Apache::inputtags::status[-1] ne 'SHOW_ANSWER' + && &hide_award($award)) { + $message = &mt("Answer Submitted: Your final submission will be graded after the due date."); + $css_class=$possible_class{'no_grade'}; + $button=1; + } + if ($Apache::inputtags::status[-1] eq 'SHOW_ANSWER' && + !$added_computer_text && $target ne 'tex') { + $message.= $computer; + $added_computer_text=1; + } + if ($Apache::lonhomework::type eq 'practice') { + if ($target eq 'web') { + $message .= '
'; + } else { + $message .= ' '; + } + $message.=&mt('Submissions to practice problems are not permanently recorded.'); + } + + return ($button,$css_class,$message,$previousmsg); +} + +sub markup_unit { + my ($unit,$target)=@_; + if ($target eq 'tex') { + return '\texttt{'.&Apache::lonxml::latex_special_symbols($unit).'}'; + } else { + return "".$unit.""; + } } sub removealldata { @@ -473,210 +1111,519 @@ sub removealldata { } } -sub setgradedata { - my ($award,$id,$previously_used) = @_; - # if the student already has it correct, don't modify the status - if ($Apache::inputtags::status['-1'] ne 'CAN_ANSWER' && - $Apache::inputtags::status['-1'] ne 'CANNOT_ANSWER') { - $Apache::lonhomework::results{"resource.$id.afterduedate"}=$award; - return ''; - } elsif ( $Apache::lonhomework::history{"resource.$id.solved"} !~ - /^correct/ || $Apache::lonhomework::scantronmode || - lc($Apache::lonhomework::problemstatus) eq 'no') { - #handle assignment of tries and solved status - my $solvemsg; - if ($Apache::lonhomework::scantronmode) { - $solvemsg='correct_by_scantron'; - } else { - $solvemsg='correct_by_student'; +sub hidealldata { + my ($id)=@_; + foreach my $key (keys(%Apache::lonhomework::results)) { + if (($key =~ /^resource\.\Q$id\E\./) && ($key !~ /\.collaborators$/)) { + &Apache::lonxml::debug("Hidding $key"); + my $newkey=$key; + $newkey=~s/^(resource\.\Q$id\E\.[^\.]+\.)(.*)$/${1}hidden${2}/; + $Apache::lonhomework::results{$newkey}= + $Apache::lonhomework::results{$key}; + delete($Apache::lonhomework::results{$key}); + } } - if ($Apache::lonhomework::history{"resource.$id.afterduedate"}) { - $Apache::lonhomework::results{"resource.$id.afterduedate"}=''; +} + +sub setgradedata { + my ($award,$msg,$id,$previously_used) = @_; + if ($Apache::lonhomework::scantronmode && + &Apache::lonnet::validCODE($env{'form.CODE'})) { + $Apache::lonhomework::results{"resource.CODE"}=$env{'form.CODE'}; + } elsif ($Apache::lonhomework::scantronmode && + $env{'form.CODE'} eq '' && + $Apache::lonhomework::history{"resource.CODE"} ne '') { + $Apache::lonhomework::results{"resource.CODE"}=''; } - if ( $award eq 'ASSIGNED_SCORE') { - $Apache::lonhomework::results{"resource.$id.tries"} = - $Apache::lonhomework::history{"resource.$id.tries"} + 1; - $Apache::lonhomework::results{"resource.$id.solved"} = - $solvemsg; - my $numawards=scalar(@Apache::inputtags::response); - $Apache::lonhomework::results{"resource.$id.awarded"} = 0; - foreach my $res (@Apache::inputtags::response) { - $Apache::lonhomework::results{"resource.$id.awarded"}+= - $Apache::lonhomework::results{"resource.$id.$res.awarded"}; - } - if ($numawards > 0) { - $Apache::lonhomework::results{"resource.$id.awarded"}/= - $numawards; - } - } elsif ( $award eq 'APPROX_ANS' || $award eq 'EXACT_ANS' ) { - $Apache::lonhomework::results{"resource.$id.tries"} = - $Apache::lonhomework::history{"resource.$id.tries"} + 1; - $Apache::lonhomework::results{"resource.$id.solved"} = - $solvemsg; - $Apache::lonhomework::results{"resource.$id.awarded"} = '1'; - } elsif ( $award eq 'INCORRECT' ) { - $Apache::lonhomework::results{"resource.$id.tries"} = - $Apache::lonhomework::history{"resource.$id.tries"} + 1; - $Apache::lonhomework::results{"resource.$id.solved"} = - 'incorrect_attempted' - } elsif ( $award eq 'SUBMITTED' ) { - $Apache::lonhomework::results{"resource.$id.tries"} = - $Apache::lonhomework::history{"resource.$id.tries"} + 1; - $Apache::lonhomework::results{"resource.$id.solved"} = - 'ungraded_attempted'; - } elsif ( $award eq 'DRAFT' ) { - $Apache::lonhomework::results{"resource.$id.solved"} = ''; - } elsif ( $award eq 'NO_RESPONSE' ) { - #no real response so delete any data that got stored + + if (!$Apache::lonhomework::scantronmode && + $Apache::inputtags::status['-1'] ne 'CAN_ANSWER' && + $Apache::inputtags::status['-1'] ne 'CANNOT_ANSWER') { + $Apache::lonhomework::results{"resource.$id.afterduedate"}=$award; + return ''; + } elsif ( $Apache::lonhomework::history{"resource.$id.solved"} !~ + /^correct/ + || $Apache::lonhomework::scantronmode + || &Apache::lonhomework::hide_problem_status() ) { + # the student doesn't already have it correct, + # or we are in a mode (scantron orno problem status) where a correct + # can become incorrect + # handle assignment of tries and solved status + my $solvemsg; + if ($Apache::lonhomework::scantronmode) { + $solvemsg='correct_by_scantron'; + } else { + $solvemsg='correct_by_student'; + } + if ($Apache::lonhomework::history{"resource.$id.afterduedate"}) { + $Apache::lonhomework::results{"resource.$id.afterduedate"}=''; + } + if ( $award eq 'ASSIGNED_SCORE') { + $Apache::lonhomework::results{"resource.$id.tries"} = + $Apache::lonhomework::history{"resource.$id.tries"} + 1; + $Apache::lonhomework::results{"resource.$id.solved"} = + $solvemsg; + my $numawards=scalar(@Apache::inputtags::response); + $Apache::lonhomework::results{"resource.$id.awarded"} = 0; + foreach my $res (@Apache::inputtags::response) { + if (defined($Apache::lonhomework::results{"resource.$id.$res.awarded"})) { + $Apache::lonhomework::results{"resource.$id.awarded"}+= + $Apache::lonhomework::results{"resource.$id.$res.awarded"}; + } else { + $Apache::lonhomework::results{"resource.$id.awarded"}+= + &awarddetail_to_awarded($Apache::lonhomework::results{"resource.$id.$res.awarddetail"}); + } + } + if ($numawards > 0) { + $Apache::lonhomework::results{"resource.$id.awarded"}/= + $numawards; + } + } elsif ( $award eq 'APPROX_ANS' || $award eq 'EXACT_ANS' ) { + $Apache::lonhomework::results{"resource.$id.tries"} = + $Apache::lonhomework::history{"resource.$id.tries"} + 1; + $Apache::lonhomework::results{"resource.$id.solved"} = + $solvemsg; + $Apache::lonhomework::results{"resource.$id.awarded"} = '1'; + } elsif ( $award eq 'SUBMITTED_CREDIT' ) { + $Apache::lonhomework::results{"resource.$id.tries"} = + $Apache::lonhomework::history{"resource.$id.tries"} + 1; + $Apache::lonhomework::results{"resource.$id.solved"} = + 'credit_attempted'; + $Apache::lonhomework::results{"resource.$id.awarded"} = '1'; + } elsif ( $award eq 'ANONYMOUS_CREDIT' ) { + $Apache::lonhomework::results{"resource.$id.tries"} = + $Apache::lonhomework::history{"resource.$id.tries"} + 1; + $Apache::lonhomework::results{"resource.$id.solved"} = + 'credit_attempted'; + $Apache::lonhomework::results{"resource.$id.awarded"} = '1'; + } elsif ( $award eq 'INCORRECT' ) { + $Apache::lonhomework::results{"resource.$id.tries"} = + $Apache::lonhomework::history{"resource.$id.tries"} + 1; + if (&Apache::lonhomework::hide_problem_status() + || $Apache::lonhomework::scantronmode) { + $Apache::lonhomework::results{"resource.$id.awarded"} = 0; + } + $Apache::lonhomework::results{"resource.$id.solved"} = + 'incorrect_attempted'; + } elsif ( $award eq 'SUBMITTED' ) { + $Apache::lonhomework::results{"resource.$id.tries"} = + $Apache::lonhomework::history{"resource.$id.tries"} + 1; + $Apache::lonhomework::results{"resource.$id.solved"} = + 'ungraded_attempted'; + } elsif ( $award eq 'ANONYMOUS' ) { + $Apache::lonhomework::results{"resource.$id.tries"} = + $Apache::lonhomework::history{"resource.$id.tries"} + 1; + $Apache::lonhomework::results{"resource.$id.solved"} = + 'ungraded_attempted'; + } elsif ( $award eq 'DRAFT' ) { + $Apache::lonhomework::results{"resource.$id.solved"} = ''; + } elsif ( $award eq 'NO_RESPONSE' ) { + #no real response so delete any data that got stored + &removealldata($id); + return ''; + } else { + $Apache::lonhomework::results{"resource.$id.solved"} = + 'incorrect_attempted'; + if (&Apache::lonhomework::show_no_problem_status() + || $Apache::lonhomework::scantronmode) { + $Apache::lonhomework::results{"resource.$id.tries"} = + $Apache::lonhomework::history{"resource.$id.tries"} + 1; + $Apache::lonhomework::results{"resource.$id.awarded"} = 0; + } + + if (&Apache::lonhomework::show_some_problem_status()) { + # clear out the awarded if they had gotten it wrong/right + # and are now in an error mode + $Apache::lonhomework::results{"resource.$id.awarded"} = ''; + } + } + if (defined($msg)) { + $Apache::lonhomework::results{"resource.$id.awardmsg"} = $msg; + } + # did either of the overall awards chage? If so ignore the + # previous check + if (($Apache::lonhomework::results{"resource.$id.awarded"} eq + $Apache::lonhomework::history{"resource.$id.awarded"}) && + ($Apache::lonhomework::results{"resource.$id.solved"} eq + $Apache::lonhomework::history{"resource.$id.solved"})) { + # check if this was a previous submission if it was delete the + # unneeded data and update the previously_used attribute + if ( $previously_used eq 'PREVIOUSLY_USED') { + if (&Apache::lonhomework::show_problem_status()) { + delete($Apache::lonhomework::results{"resource.$id.tries"}); + $Apache::lonhomework::results{"resource.$id.previous"} = '1'; + } + } elsif ( $previously_used eq 'PREVIOUSLY_LAST') { + #delete all data as they student didn't do anything, but save + #the list of collaborators. + &removealldata($id); + #and since they didn't do anything we were never here + return ''; + } else { + $Apache::lonhomework::results{"resource.$id.previous"} = '0'; + } + } + } elsif ( $Apache::lonhomework::history{"resource.$id.solved"} =~ + /^correct/ ) { + #delete all data as they student already has it correct &removealldata($id); + #and since they didn't do anything we were never here return ''; - } else { - $Apache::lonhomework::results{"resource.$id.solved"} = - 'incorrect_attempted'; - if (lc($Apache::lonhomework::problemstatus) eq 'no') { - $Apache::lonhomework::results{"resource.$id.tries"} = - $Apache::lonhomework::history{"resource.$id.tries"} + 1; - } - } - - # check if this was a previous submission if it was delete the - # unneeded data and update the previously_used attribute - if ( $previously_used eq 'PREVIOUSLY_USED') { - if (lc($Apache::lonhomework::problemstatus) ne 'no') { - delete($Apache::lonhomework::results{"resource.$id.tries"}); - $Apache::lonhomework::results{"resource.$id.previous"} = '1'; - } - } elsif ( $previously_used eq 'PREVIOUSLY_LAST') { - #delete all data as they student didn't do anything, but save - #the list of collaborators. - &removealldata($id); - #and since they didn't do anything we were never here - return ''; - } else { - $Apache::lonhomework::results{"resource.$id.previous"} = '0'; } - } elsif ( $Apache::lonhomework::history{"resource.$id.solved"} =~ - /^correct/ ) { - #delete all data as they student already has it correct - &removealldata($id); - #and since they didn't do anything we were never here - return ''; - } - $Apache::lonhomework::results{"resource.$id.award"} = $award; + $Apache::lonhomework::results{"resource.$id.award"} = $award; + if ($award eq 'SUBMITTED') { + &Apache::response::add_to_gradingqueue(); + } + if (($Apache::lonhomework::type eq 'anonsurvey') || + ($Apache::lonhomework::type eq 'anonsurveycred') || + ($Apache::lonhomework::type eq 'randomizetry')) { + $Apache::lonhomework::results{"resource.$id.type"} = $Apache::lonhomework::type; + } + if ($Apache::lonhomework::type eq 'randomizetry') { + $Apache::lonhomework::results{"resource.$id.rndseed"} = $env{'form.'.$id.'.rndseed'}; + } +} + +sub find_which_previous { + my ($version) = @_; + my $part = $Apache::inputtags::part; + my (@previous_version); + foreach my $resp (@Apache::inputtags::response) { + my $key = "$version:resource.$part.$resp.submission"; + my $submission = $Apache::lonhomework::history{$key}; + my %previous = &Apache::response::check_for_previous($submission, + $part,$resp, + $version); + push(@previous_version,$previous{'version'}); + } + return &previous_match(\@previous_version, + scalar(@Apache::inputtags::response)); +} + +sub previous_match { + my ($previous_array,$count) = @_; + my $match = 0; + my @matches; + foreach my $versionar (@$previous_array) { + foreach my $version (@$versionar) { + $matches[$version]++; + } + } + my $which=0; + foreach my $elem (@matches) { + if ($elem eq $count) { + $match=1; + last; + } + $which++; + } + return ($match,$which); } sub grade { - my ($target) = @_; - my $id = $Apache::inputtags::part; - my $response=''; - if ( defined $ENV{'form.submitted'}) { - my @awards = (); - foreach $response (@Apache::inputtags::response) { - &Apache::lonxml::debug("looking for response.$id.$response.awarddetail"); - my $value=$Apache::lonhomework::results{"resource.$id.$response.awarddetail"}; - &Apache::lonxml::debug("keeping $value from $response for $id"); - push (@awards,$value); - } - my $finalaward = &finalizeawards(@awards); - my $previously_used; - if ( $#Apache::inputtags::previous eq $#awards ) { - my $match=0; - my @matches; - foreach my $versionar (@Apache::inputtags::previous_version) { - foreach my $version (@$versionar) { - $matches[$version]++; - } - } - foreach my $elem (@matches) {if ($elem eq ($#awards+1)) {$match=1;}} - if ($match) { - $previously_used = 'PREVIOUSLY_LAST'; - foreach my $value (@Apache::inputtags::previous) { - if ($value eq 'PREVIOUSLY_USED' ) { - $previously_used = $value; - last; + my ($target) = @_; + my $id = $Apache::inputtags::part; + my $response=''; + if ( defined $env{'form.submitted'}) { + my (@awards,@msgs); + foreach $response (@Apache::inputtags::response) { + &Apache::lonxml::debug("looking for response.$id.$response.awarddetail"); + my $value=$Apache::lonhomework::results{"resource.$id.$response.awarddetail"}; + &Apache::lonxml::debug("keeping $value from $response for $id"); + push (@awards,$value); + $value=$Apache::lonhomework::results{"resource.$id.$response.awardmsg"}; + &Apache::lonxml::debug("got message $value from $response for $id"); + push (@msgs,$value); + } + my ($finalaward,$msg) = + &finalizeawards(\@awards,\@msgs,undef,undef, + $Apache::lonhomework::scantronmode); + my $previously_used; + if ( $#Apache::inputtags::previous eq $#awards ) { + my ($match) = + &previous_match(\@Apache::inputtags::previous_version, + scalar(@Apache::inputtags::response)); + + if ($match) { + $previously_used = 'PREVIOUSLY_LAST'; + foreach my $value (@Apache::inputtags::previous) { + if ($value eq 'PREVIOUSLY_USED' ) { + $previously_used = $value; + last; + } } } } + &Apache::lonxml::debug("final award $finalaward, $previously_used, message $msg"); + &setgradedata($finalaward,$msg,$id,$previously_used); } - &Apache::lonxml::debug("final award $finalaward, $previously_used"); - &setgradedata($finalaward,$id,$previously_used); - } - return ''; + return ''; } -sub gradestatus { - my ($id,$target) = @_; - my $showbutton = 1; - my $bgcolor = ''; - my $message = ''; - my $latemessage = ''; - my $trystr=''; - my $button=''; - my $previousmsg=''; - - my $status = $Apache::inputtags::status['-1']; - &Apache::lonxml::debug("gradestatus has :$status:"); - if ( $status ne 'CLOSED' && $status ne 'UNAVAILABLE') { - my $award = $Apache::lonhomework::history{"resource.$id.award"}; - my $solved = $Apache::lonhomework::history{"resource.$id.solved"}; - my $previous = $Apache::lonhomework::history{"resource.$id.previous"}; - &Apache::lonxml::debug("Found Award |$award|$solved|"); - if ( $award ne '' || $solved ne '') { - &Apache::lonxml::debug('Getting message'); - ($showbutton,$bgcolor,$message,$previousmsg) = - &decideoutput($award,$solved,$previous,$target); - if ($target eq 'tex') { - $message=' '.$message.' '; - } else { - $message="$message"; - if ($previousmsg) { - $previousmsg="$previousmsg"; +sub get_grade_messages { + my ($id,$prefix,$target,$status) = @_; + + my ($message,$latemessage,$trystr,$previousmsg); + my $showbutton = 1; + + my $award = $Apache::lonhomework::history{"$prefix.award"}; + my $awarded = $Apache::lonhomework::history{"$prefix.awarded"}; + my $solved = $Apache::lonhomework::history{"$prefix.solved"}; + my $previous = $Apache::lonhomework::history{"$prefix.previous"}; + my $awardmsg = $Apache::lonhomework::history{"$prefix.awardmsg"}; + &Apache::lonxml::debug("Found Award |$award|$solved|$awardmsg"); + if ( $award ne '' || $solved ne '' || $status eq 'SHOW_ANSWER') { + &Apache::lonxml::debug('Getting message'); + ($showbutton,my $css_class,$message,$previousmsg) = + &decideoutput($award,$awarded,$awardmsg,$solved,$previous, + $target); + if ($target eq 'tex') { + $message='\vskip 2 mm '.$message.' '; + } else { + $message="$message"; + if ($previousmsg) { + $previousmsg="$previousmsg"; + } } - } } - my $tries = $Apache::lonhomework::history{"resource.$id.tries"}; + my $tries = $Apache::lonhomework::history{"$prefix.tries"}; my $maxtries = &Apache::lonnet::EXT("resource.$id.maxtries"); &Apache::lonxml::debug("got maxtries of :$maxtries:"); + #if tries are set to negative turn off the Tries/Button and messages + if (defined($maxtries) && $maxtries < 0) { return ''; } if ( $tries eq '' ) { $tries = '0'; } if ( $maxtries eq '' ) { $maxtries = '2'; } if ( $maxtries eq 'con_lost' ) { $maxtries = '0'; } - if ( $showbutton ) { - if ($target eq 'tex') { - if ($ENV{'request.state'} ne "construct" && $Apache::lonhomework::type ne 'exam') { - $trystr = ' {\vskip 1 mm \small \textit{Tries} '.$tries.'/'.$maxtries.'} \vskip 2 mm '; - } else { - $trystr = '\vskip 0 mm '; - } - } else { - $trystr = "Tries $tries/$maxtries"; - } - } - if ( $status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER') {$showbutton = 0;} - if ( $showbutton ) { - if ($target ne 'tex') { - $button = '
'; - } - } - if ($Apache::lonhomework::history{"resource.$id.afterduedate"}) { - #last submissions was after due date - if ($target eq 'tex') { - $latemessage=' The last submission was after the Due Date '; - } else { - $latemessage="The last submission was after the Due Date"; - } - } - } - my $output= $previousmsg.$latemessage.$message.$trystr; - if ($output =~ /^\s*$/) { - return $button; - } else { - if ($target eq 'tex') { - return $button.' \vskip 0 mm '.$output.' '; + my $tries_text= &get_tries_text();; + if ($showbutton) { + if ($target eq 'tex') { + if ($env{'request.state'} ne "construct" + && $Apache::lonhomework::type ne 'exam' + && $env{'form.suppress_tries'} ne 'yes') { + $trystr = ' {\vskip 1 mm \small \textit{'.$tries_text.'} '. + $tries.'/'.$maxtries.'} \vskip 2 mm '; + } else { + $trystr = '\vskip 0 mm '; + } + } else { + $trystr = ''.&mt($tries_text)." $tries"; + if ($Apache::lonhomework::parsing_a_task) { + } elsif($env{'request.state'} ne 'construct') { + $trystr.="/$maxtries"; + } else { + if (defined($Apache::inputtags::params{'maxtries'})) { + $trystr.="/".$Apache::inputtags::params{'maxtries'}; + } + } + $trystr.=""; + } + } + + if ($Apache::lonhomework::history{"$prefix.afterduedate"}) { + #last submissions was after due date + $latemessage=&mt(' The last submission was after the Due Date ');; + if ($target eq 'web') { + $latemessage=''.$latemessage.''; + } + } + return ($previousmsg,$latemessage,$message,$trystr,$showbutton); +} + +sub gradestatus { + my ($id,$target,$no_previous) = @_; + my $showbutton = 1; + my $message = ''; + my $latemessage = ''; + my $trystr=''; + my $button=''; + my $previousmsg=''; + + my $status = $Apache::inputtags::status['-1']; + &Apache::lonxml::debug("gradestatus has :$status:"); + if ( $status ne 'CLOSED' + && $status ne 'UNAVAILABLE' + && $status ne 'INVALID_ACCESS' + && $status ne 'NEEDS_CHECKIN' + && $status ne 'NOT_IN_A_SLOT') { + + ($previousmsg,$latemessage,$message,$trystr) = + &get_grade_messages($id,"resource.$id",$target,$status, + $showbutton); + if ( $status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER') { + $showbutton = 0; + } + if ( $status eq 'SHOW_ANSWER') { + undef($previousmsg); + } + if ( $showbutton ) { + if ($target ne 'tex') { + $button = + ''; + } + } + + } + my $output= $previousmsg.$latemessage.$message.$trystr; + if ($output =~ /^\s*$/) { + return $button; + } else { + if ($target eq 'tex') { + return $button.' \vskip 0 mm '.$output.' '; + } else { + $output = + ''.$output; + if (!$no_previous) { + $output.=''; + } + $output.= '
'.$button.''.&previous_tries($id,$target).'
'; + return $output; + } + } +} + +sub previous_tries { + my ($id,$target) = @_; + my $output; + my $status = $Apache::inputtags::status['-1']; + + my $count; + my %count_lookup; + my $lastrndseed; + + foreach my $i (1..$Apache::lonhomework::history{'version'}) { + my $prefix = $i.":resource.$id"; + my $is_anon; + if (defined($env{'form.grade_symb'})) { + if (($Apache::lonhomework::history{"$prefix.type"} eq 'anonsurvey') || + ($Apache::lonhomework::history{"$prefix.type"} eq 'anonsurveycred')) { + $is_anon = 1; + } + } + next if (!exists($Apache::lonhomework::history{"$prefix.award"})); + $count++; + $count_lookup{$i} = $count; + my $curr_rndseed = $Apache::lonhomework::history{"$prefix.rndseed"}; + my ($previousmsg,$latemessage,$message,$trystr); + + ($previousmsg,$latemessage,$message,$trystr) = + &get_grade_messages($id,"$prefix",$target,$status); + + if ($previousmsg ne '') { + my ($match,$which) = &find_which_previous($i); + $message=$previousmsg; + my $previous = $count_lookup{$which}; + $message =~ s{()}{ as submission \# $previous $1}; + } elsif ($Apache::lonhomework::history{"$prefix.tries"}) { + if (!(&Apache::lonhomework::hide_problem_status() + && $Apache::inputtags::status[-1] ne 'SHOW_ANSWER') + && $Apache::lonhomework::history{"$prefix.solved"} =~/^correct/ + ) { + + my $txt_correct = &mt('Correct'); + $message =~ s{()(.*?)()} + {$1 $txt_correct. $3}s; + } + my $trystr = "(".&mt('Try [_1]',$Apache::lonhomework::history{"$prefix.tries"}).")"; + if ($curr_rndseed || $lastrndseed) { + if ($curr_rndseed ne $lastrndseed) { + $trystr .= '
'.&mt('New problem variation this try.').''; + } + } + $message =~ s{()}{ $trystr $1}; + } + my ($class) = ($message =~ m{)}{}; + + + $output.=''; + $output.=''.$count.''; + $output.=$message; + + foreach my $resid (@Apache::inputtags::response) { + my $prefix = $prefix.".$resid"; + if (exists($Apache::lonhomework::history{"$prefix.submission"})) { + my $submission = + $Apache::inputtags::submission_display{"$prefix.submission"}; + if (!defined($submission)) { + $submission = + $Apache::lonhomework::history{"$prefix.submission"}; + } + if ($is_anon) { + $output.=''.&mt('(only shown to submitter)').''; + } else { + $output.=''.$submission.''; + } + } else { + $output.=''; + } + } + $output.=&Apache::loncommon::end_data_table_row()."\n"; + $lastrndseed = $curr_rndseed; + } + return if ($output eq ''); + my $headers = + ''.''.&mt('Submission #').''.&mt('Try'). + ''. + &mt('Submitted Answer').''; + $output =''.$headers.$output.'
'; + #return $output; + $output = &Apache::loncommon::js_ready($output); + $output.='
'; + + my $windowopen=&Apache::lonhtmlcommon::javascript_docopen(); + my $tries_text = &get_tries_text('link'); + my $start_page = + &Apache::loncommon::start_page($tries_text, undef, + {'only_body' => 1, + 'bgcolor' => '#FFFFFF', + 'js_ready' => 1, + 'inherit_jsmath' => 1, }); + my $end_page = + &Apache::loncommon::end_page({'js_ready' => 1,}); + my $prefix = $env{'form.request.prefix'}; + $prefix =~ tr{.}{_}; + my $function_name = "LONCAPA_previous_tries_".$prefix. + $Apache::lonxml::curdepth.'_'.$env{'form.counter'}; + my $result ="".&mt($tries_text)."
"; + #use Data::Dumper; + #&Apache::lonnet::logthis(&Dumper(\%Apache::inputtags::submission_display)); + return $result; +} + +sub get_tries_text { + my ($context) = @_; + my $tries_text; + if ($context eq 'link') { + $tries_text = 'Previous Tries'; } else { - return $button.''.$output.'
'; + $tries_text = 'Tries'; } - } + if ( $Apache::lonhomework::type eq 'survey' || + $Apache::lonhomework::type eq 'surveycred' || + $Apache::lonhomework::type eq 'anonsurvey' || + $Apache::lonhomework::type eq 'anonsurveycred' || + $Apache::lonhomework::parsing_a_task) { + if ($context eq 'link') { + $tries_text = 'Previous Submissions'; + } else { + $tries_text = 'Submissions'; + } + } + return $tries_text; } + 1; __END__ + +=pod + +=back + +=cut 500 Internal Server Error

Internal Server Error

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator at root@localhost to inform them of the time this error occurred, and the actions you performed just before this error.

More information about this error may be available in the server error log.