--- loncom/homework/inputtags.pm 2004/06/28 15:01:44 1.147 +++ loncom/homework/inputtags.pm 2015/10/30 03:49:47 1.338 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # input definitons # -# $Id: inputtags.pm,v 1.147 2004/06/28 15:01:44 sakharuk Exp $ +# $Id: inputtags.pm,v 1.338 2015/10/30 03:49:47 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -25,55 +25,142 @@ # # http://www.lon-capa.org/ +=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',('hiddensubmission','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::hint=(); + @Apache::inputtags::hintlist=(); @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=(); - # just used to note whether we have seen a response that isn't in a part $Apache::inputtags::response_with_no_part=0; - # storage location so the begin <*response> tag can generate the correct - # answer string for display by the %Apache::inputtags::answertxt=(); + %Apache::inputtags::submission_display=(); +} + +# +# provides the onblur binding for spellchecking. This could be an +# empty string if spellchecking was not enabled. +# Jquery selector binding is done rather than setting an onblur +# attribute because we'll need to set the element's spellcheck language +# option dynamically so we need $(this) to be defined. +# +# @param id - The element id to bind. +# @param lang - Language in which spellchecking is desired. +# if undef, nothing is generated. +# @return string - onblur specification to do the requested spellchecking. +# +sub spellcheck_onblur { + my ($id, $lang) = @_; + my $result = ''; + if ($lang) { + + $result = < +\$('\#$id').blur(function() { + doSpellcheck('\#$id', '$lang'); + }); + + +JAVASCRIPT + + + } + return $result; } sub check_for_duplicate_ids { my %check; foreach my $id (@Apache::inputtags::partlist, @Apache::inputtags::responselist, + @Apache::inputtags::hintlist, @Apache::inputtags::importlist) { $check{$id}++; } @@ -90,8 +177,7 @@ 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; } + my $id = &Apache::lonxml::get_id($parstack,$safeeval); push (@Apache::inputtags::input,$id); push (@Apache::inputtags::inputlist,$id); return $id; @@ -113,44 +199,78 @@ sub addchars { } sub start_textfield { - my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; + my ($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 ($oldresponse,$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) { + if ((($env{'form.grade_username'} eq '') && ($env{'form.grade_domain'} eq '')) || + (($env{'form.grade_username'} eq $env{'user.name'}) && + ($env{'form.grade_domain'} eq $env{'user.domain'}))) { + $oldresponse = $Apache::lonhomework::history{"resource.$partid.$resid.submission"}; + } elsif (($Apache::lonhomework::history{"resource.$partid.type"} eq 'anonsurvey') || + ($Apache::lonhomework::history{"resource.$partid.type"} eq 'anonsurveycred')) { + $oldresponse = '* '.&mt('(only shown to submitter)').' *'; + } else { + $oldresponse = $Apache::lonhomework::history{"resource.$partid.$resid.submission"}; + } + } if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') { - 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 = 16; } my $addchars=&Apache::lonxml::get_param('addchars',$parstack,$safeeval); $result=''; + my $tagident = 'HWVAL_' . $resid; + my $itemid = 'HWVAL_'.$partid.'_'.$resid; if ($addchars) { - $result.=&addchars('HWVAL_'.$resid,$addchars); + $result.=&addchars($tagident, $addchars); } - push @Apache::lonxml::htmlareafields,'HWVAL_'.$resid; - $result.= '"; + my $partid=$Apache::inputtags::part; + my $resid = $Apache::inputtags::response[-1]; + my $itemid = 'HWVAL_' . $partid . '_' . $resid; + my $result = ""; + $result .= &spellcheck_onblur($itemid, $spellcheck); + return $result; } } elsif ($target eq 'edit') { $result=&Apache::edit::end_table(); @@ -202,47 +340,189 @@ sub end_textfield { 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/,@$tagstack)) { + return 1; + } + } + return 0; +} + sub start_textline { my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; my $result = ""; + my $input_id = &start_input($parstack,$safeeval); + + # The spellcheck attribute + # 1. enables spellchecking. + # 2. Provides the language code in which the spellchecking will be performed. + + my $spellcheck = &Apache::lonxml::get_param('spellcheck', $parstack, $safeeval); if ($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') { + 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) { $maxlength=$size; } + if ($size < 20) { + $maxlength = ' maxlength="'.$size.'"'; + } } - my $oldresponse = &HTML::Entities::encode($Apache::lonhomework::history{"resource.$partid.$id.submission"},'<>&"'); + 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) { + if ((($env{'form.grade_username'} eq '') && ($env{'form.grade_domain'} eq '')) || + (($env{'form.grade_username'} eq $env{'user.name'}) && + ($env{'form.grade_domain'} eq $env{'user.domain'}))) { + $oldresponse = $Apache::lonhomework::history{"resource.$partid.$id.submission"}; + } elsif (($Apache::lonhomework::history{"resource.$partid.type"} eq 'anonsurvey') || + ($Apache::lonhomework::history{"resource.$partid.type"} eq 'anonsurveycred') || + ($Apache::lonhomework::type eq 'anonsurvey') || + ($Apache::lonhomework::type eq 'anonsurveycred')) { + $oldresponse = '* '.&mt('(only shown to submitter)').' *'; + } else { + $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); } - $result.= ''; + 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; + my $itemid = 'HWVAL_'.$partid.'_'.$id; + my $input_tag_id = 'HWVAL_'.$input_id; + if ($Apache::inputtags::status[-1] eq 'CANNOT_ANSWER') { + $name = "none"; + } + $result.= ''; + + $result .= &spellcheck_onblur($itemid, $spellcheck); + if (($Apache::inputtags::status['-1'] eq 'CAN_ANSWER') && + (($tagstack->[-2] eq 'formularesponse') || ($tagstack->[-2] eq 'mathresponse')) && + (&Apache::lonnet::EXT('resource.'.$partid.'_'.$id.'.turnoffeditor') ne 'yes')) { + $result.=&edit_mathresponse_button($input_tag_id); + } + } + 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. - $result=''.$Apache::inputtags::answertxt{$id}.''; + 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).""; - $result.=&Apache::edit::end_table; + &Apache::edit::text_arg('Click-On Texts (comma sep):', + 'addchars',$token,10); + $result.=&Apache::edit::select_arg('Readonly:','readonly', + ['no','yes'],$token); + my $spell_langs = &spelling_languages(); + $result.=&Apache::edit::select_arg('Spellcheck for:', 'spellcheck', + $spell_langs, $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'); + my $constructtag=&Apache::edit::get_new_args($token,$parstack, + $safeeval,'size', + 'addchars','readonly', 'spellcheck'); if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); } - } elsif ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') { + } elsif ($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';} - $result='\framebox['.$size.'][s]{\tiny\strut}'; + 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 $result; } @@ -251,18 +531,25 @@ sub end_textline { my ($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= ''; @@ -272,6 +559,12 @@ 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 $result; } @@ -279,85 +572,541 @@ sub end_hiddenline { my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; if ($target eq 'web') { $Apache::lonxml::evaluate++; } elsif ($target eq 'edit') { return ('','no'); } + &end_input(); return ""; } -sub checkstatus { - my ($value,$awardref,$msgref)=@_; - for (my $i=0;$i<=$#$awardref;$i++) { - if ($$awardref[$i] eq $value) { - return ($$awardref[$i],$$msgref[$i]); - } + +sub start_hiddensubmission { + my ($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]; + if ($Apache::lonhomework::type ne 'exam') { + my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval); + $value = &HTML::Entities::encode($value,'<>&"'); + $result= ''; + } + } + } elsif ($target eq 'edit') { + $result=&Apache::edit::tag_start($target,$token); + $result.=&Apache::edit::text_arg('Value:','value',$token,'15'); + $result.=&Apache::edit::end_row(); + $result.=&Apache::edit::end_table(); + } elsif ($target eq 'modified') { + my $constructtag=&Apache::edit::get_new_args($token,$parstack, + $safeeval,'value'); + if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); } + } + + if ( ($target eq 'web' || $target eq 'tex') + && $Apache::lonhomework::type eq 'exam' + && &needs_exam_box($tagstack)) { + $result.=&exam_box($target); + } + return $result; +} + +sub end_hiddensubmission { + my ($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('Files currently selected for submission')). + $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) { + $constraints .= &mt('Combined size of all files not to exceed: [_1] MB.', + ''.$maxfilesize.'').'
'; + } + if ($constraints) { + $result .= $constraints.'
'; + } + if ($which eq 'uploadonly' || $which eq 'both') { + my $free_space = $maxfilesize * 1048576; + $result .= &mt('Submit a file: (only one file per submission)'). + '

'. + '
' + } + if ( $which eq 'both') { + $result.='
'.''.&mt('OR:').'
'; + } + if ($which eq 'portfolioonly' || $which eq 'both') { + my $symb = $env{'request.symb'}; + (undef,undef,my $res)=&Apache::lonnet::decode_symb($symb); + my $showsymb; + # If resource is a .task and URL is unencrypted, include symb in query string + # for url opened in portfolio file selection window. Can be used to override + # blocking of portfolio access resulting from an exam event in a different course. + if ($res =~ /\.task$/i) { + my $encsymb = &Apache::lonenc::check_encrypt($symb); + if ($symb eq $encsymb) { + $showsymb = $symb; + } + } + $result.=$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 @unversioned; + foreach my $file (split(/\s*,\s*/,&unescape($portfiles))) { + my ($path,$name) = ($file =~ m{^(.*/)([^/]+)$}); + my ($origname,$version,$ext) = &Apache::lonnet::file_name_version_ext($name); + unless ($version) { + push(@unversioned,$file); + } + } + return if (!@unversioned); + my $header = &portpath_popup_js(). + &Apache::loncommon::start_data_table(). + &Apache::loncommon::start_data_table_header_row(); + if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') { + $header .= ''.&mt('Delete?').''; + } + $header .= ''.&mt('File').''. + ''.&mt('Size (MB)').''. + ''.&mt('Last Modified').''. + &Apache::loncommon::end_data_table_header_row(); + my ($symb,$crsid,$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 (@unversioned > 0) { + my $prefix = "/uploaded/$udom/$uname/portfolio"; + foreach my $file (@unversioned) { + my ($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 $pathid = 'HWFILE'.$jspart.'_'.$id.'_'.$num.'_path'; + my $pathidtext = $pathid.'text'; + my ($showname,$showpath); + if ($legacy{$url}) { + $showname = $name.' '.&mt('not in portfolio'); + } else { + $showname = $name; + $showpath = '
'. + ''. + ''. + &mt('(Show path)').''. + '
'.$rows{$url}{path}.$name. +'
'; + } + $result .= + ''.$showname.''.$showpath.''."\n". + ''.$rows{$url}{size}.''."\n". + ''.$rows{$url}{lastmodified}.''."\n". + &Apache::loncommon::end_data_table_row(); + } + } + } + } + } + if ($header_shown) { + $result .= &Apache::loncommon::end_data_table(); + if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') { + $result .= '
'. + &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 portpath_popup_js { + my %lt = &Apache::lonlocal::texthash( + show => '(Show path)', + hide => '(Hide)', + ); + return <<"END"; + + +END +} + +sub valid_award { + my ($award) =@_; + foreach my $possibleaward ('EXTRA_ANSWER','MISSING_ANSWER', 'ERROR', + 'NO_RESPONSE','WRONG_NUMBOXESCHECKED', + 'TOO_LONG', 'UNIT_INVALID_INSTRUCTOR', + 'UNIT_INVALID_STUDENT', 'UNIT_IRRECONCIBLE', + 'UNIT_FAIL', 'NO_UNIT', + 'UNIT_NOTNEEDED', 'WANTED_NUMERIC', + 'BAD_FORMULA', 'NOT_FUNCTION', 'WRONG_FORMAT', + 'INTERNAL_ERROR', 'SIG_FAIL', 'INCORRECT', + 'MISORDERED_RANK', 'INVALID_FILETYPE', + 'EXCESS_FILESIZE', 'FILENAME_INUSE', + 'DRAFT', 'SUBMITTED', 'SUBMITTED_CREDIT', + 'ANONYMOUS', 'ANONYMOUS_CREDIT', + 'ASSIGNED_SCORE', 'APPROX_ANS', + 'EXACT_ANS','COMMA_FAIL') { + if ($award eq $possibleaward) { return 1; } + } + return 0; +} + +{ + my @awards = ('EXTRA_ANSWER', 'MISSING_ANSWER', 'ERROR', 'NO_RESPONSE', + 'WRONG_NUMBOXESCHECKED','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 ($award =~ + /^(?:EXACT_ANS|APPROX_ANS|SUBMITTED|SUBMITTED_CREDIT|ANONYMOUS|ANONYMOUS_CREDIT|ASSIGNED_SCORE|INCORRECT)/) { + return 1; } - return(undef,undef); + return 0; } sub finalizeawards { - my ($awardref,$msgref)=@_; - my $result=undef; - my $award; - my $msg; + my ($awardref,$msgref,$nameref,$reverse,$final_scantron)=@_; + my $result; if ($#$awardref == -1) { $result = "NO_RESPONSE"; } if ($result eq '' ) { my $blankcount; - foreach $award (@$awardref) { + foreach my $award (@$awardref) { if ($award eq '') { $result='MISSING_ANSWER'; $blankcount++; } } - if ($blankcount == ($#$awardref + 1)) { $result = 'NO_RESPONSE'; } + if ($blankcount == ($#$awardref + 1)) { + return ('NO_RESPONSE'); + } } - if (defined($result)) { return ($result,$msg); } - foreach my $possibleaward ('MISSING_ANSWER', 'ERROR', 'NO_RESPONSE', - 'TOO_LONG', 'UNIT_INVALID_INSTRUCTOR', - 'UNIT_INVALID_STUDENT', 'UNIT_IRRECONCIBLE', - 'UNIT_FAIL', 'NO_UNIT', - 'UNIT_NOTNEEDED', 'WANTED_NUMERIC', - 'BAD_FORMULA', 'SIG_FAIL', 'INCORRECT', - 'MISORDERED_RANK', 'INVALID_FILETYPE', - 'DRAFT', 'SUBMITTED', 'ASSIGNED_SCORE', - 'APPROX_ANS', 'EXACT_ANS') { - ($result,$msg)=&checkstatus($possibleaward,$awardref,$msgref); - if (defined($result)) { return ($result,$msg); } + + if ($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; + } + $j++; + } + + # if at least one response item is set to include lenient grading + # and that item is partially correct then overall award reflects + # that, unless an award for one of the other response items does + # not fall within the basic awards for correct or incorrect. + if ($Apache::inputtags::leniency) { + if (($$awardref[$which] eq 'INCORRECT') + && (grep { $_ eq 'EXACT_ANS' || + $_ eq 'APPROX_ANS' || + $_ eq 'ASSIGNED_SCORE' } (@$awardref)) + && !((grep { $_ ne 'INCORRECT' && + $_ ne 'EXACT_ANS' && + $_ ne 'APPROX_ANS' && + $_ ne 'ASSIGNED_SCORE' } (@$awardref)))) { + return ('ASSIGNED_SCORE'); + } + } + + if (defined($which)) { + if (ref($nameref)) { + return ($$awardref[$which],$$msgref[$which],$$nameref[$which]); + } else { + return ($$awardref[$which],$$msgref[$which]); + } } return ('ERROR',undef); } +} sub decideoutput { - my ($award,$awardmsg,$solved,$previous,$target)=@_; + my ($award,$awarded,$awardmsg,$solved,$previous,$target,$nocorrect,$tdclass)=@_; + my $message=''; my $button=0; my $previousmsg; - my $bgcolor='orange'; - my %possiblecolors = - ( 'correct' => '#aaffaa', - 'charged_try' => '#ffaaaa', - 'not_charged_try' => '#ffffaa', - 'no_message' => '#fffff', + 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)); +# +# Should "Computer's Answer" be displayed? +# Should not be displayed if still answerable, +# if the problem is handgraded, +# or if the problem does not give a correct answer +# + + my $computer = ($handgrade || $nocorrect)? '' + : " ".&mt("Computer's answer now shown above."); + &Apache::lonxml::debug("handgrade has :$handgrade:"); + if ($previous) { $previousmsg=&mt('You have entered that answer before'); } - if ($solved =~ /^correct/) { - if ($award eq 'ASSIGNED_SCORE') { + if ($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 ($handgrade || + ($env{'request.filename'}=~/\/res\/lib\/templates\/(examupload|DropBox).problem$/)) { $message = &mt("A score has been assigned."); + $added_computer_text=1; } else { if ($target eq 'tex') { - $message = '\textbf{'.&mt('You are correct.').'}'; + $message = '\textbf{'.$message.'}'; } else { - $message = "".&mt('You are correct.').""; + $message = "".$message.""; + $message.= $computer; } - $message.= " ".&mt(" Computer's answer now shown."); - unless ($ENV{'course.'. - $ENV{'request.course.id'}. - '.disable_receipt_display'} eq 'yes') { - $message.=(($target eq 'web')?'
':' '). - &mt('Your receipt is').' '.&Apache::lonnet::receipt($Apache::inputtags::part). - (($target eq 'web')?&Apache::loncommon::help_open_topic('Receipt'):''); + $added_computer_text=1; + if ($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'):''))); + } } } - $bgcolor=$possiblecolors{'correct'}; - $button=0; + if ($awarded >= 1) { + $button=0; + } elsif (&Apache::lonnet::EXT("resource.$part.retrypartial") !~/^1|on|yes$/i) { + $button=0; + } else { + $button=1; + } $previousmsg=''; } elsif ($solved =~ /^excused/) { if ($target eq 'tex') { @@ -365,132 +1114,252 @@ sub decideoutput { } else { $message = "".&mt('You are excused from the problem.').""; } - $bgcolor=$possiblecolors{'charged_try'}; + $css_class=$possible_class{'charged_try'}; $button=0; $previousmsg=''; } elsif ($award eq 'EXACT_ANS' || $award eq 'APPROX_ANS' ) { if ($solved =~ /^incorrect/ || $solved eq '') { $message = &mt("Incorrect")."."; - $bgcolor=$possiblecolors{'charged_try'}; + $css_class=$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; } - $message.= " ".&mt(" Computer's answer now shown."); - unless ($ENV{'course.'. - $ENV{'request.course.id'}. - '.disable_receipt_display'} eq 'yes') { + $added_computer_text=1; + if ($awarded > 0 + && $env{'course.'. + $env{'request.course.id'}. + '.disable_receipt_display'} ne 'yes') { $message.=(($target eq 'web')?'
':' '). - 'Your receipt is '.&Apache::lonnet::receipt($Apache::inputtags::part). - (($target eq 'web')?&Apache::loncommon::help_open_topic('Receipt'):''); + &mt('Your receipt is [_1]', + (&Apache::lonnet::receipt($Apache::inputtags::part). + (($target eq 'web')?&Apache::loncommon::help_open_topic('Receipt'):''))); } - $bgcolor=$possiblecolors{'correct'}; + $css_class=$possible_class{'correct'}; $button=0; $previousmsg=''; } } elsif ($award eq 'NO_RESPONSE') { $message = ''; - $bgcolor=$possiblecolors{'no_feedback'}; + $css_class=$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.'); - $bgcolor=$possiblecolors{'not_charged_try'}; + 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 'WRONG_NUMBOXESCHECKED') { + $message = &mt('Number of boxes checked outside permissible range (either too few or too many).'); + if ($target ne 'tex') { + $message .= &Apache::loncommon::help_open_topic('Wrong_Num_Boxes_Checked'); + } + $css_class=$possible_class{'not_charged_try'}; + $button = 1; } elsif ($award eq 'ERROR') { - $message = &mt('An error occured while grading your answer.'); - $bgcolor=$possiblecolors{'not_charged_try'}; + $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."); - $bgcolor=$possiblecolors{'not_charged_try'}; + $css_class=$possible_class{'not_charged_try'}; $button=1; } elsif ($award eq 'WANTED_NUMERIC') { $message = &mt("This question expects a numeric answer."); - $bgcolor=$possiblecolors{'not_charged_try'}; + $css_class=$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').' '.&Apache::loncommon::help_open_topic('Ranking_Problems','help on ranking problems').'.'; - } - $bgcolor=$possiblecolors{'not_charged_try'}; + $message = &mt('You have provided an invalid ranking.'); + if ($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 filename.'); + $css_class=$possible_class{'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'}; + $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 $word; - if ($used < $min) { $word=&mt('more'); } - if ($used > $max) { $word=&mt('fewer'); } - $message = &mt("Submission not graded. Use [_2] digits.",$used,$word); - $bgcolor=$possiblecolors{'not_charged_try'}; + 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');} - $bgcolor=$possiblecolors{'not_charged_try'}; + $css_class=$possible_class{'not_charged_try'}; $button=1; } elsif ($award eq 'UNIT_INVALID_STUDENT') { - $message = &mt('Unable to interpret units. Computer reads units as "[_1]"',''.$awardmsg.'.'); + $message = &mt('Unable to interpret units. Computer reads units as "[_1]".',&markup_unit($awardmsg,$target)); if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units');} - $bgcolor=$possiblecolors{'not_charged_try'}; + $css_class=$possible_class{'not_charged_try'}; $button=1; } elsif ($award eq 'UNIT_FAIL' || $award eq 'UNIT_IRRECONCIBLE') { - $message = &mt('Incompatible units. No conversion found between "[_1]" and the required units ',''.$awardmsg.'.'); + $message = &mt('Incompatible units. No conversion found between "[_1]" and the required units.',&markup_unit($awardmsg,$target)); if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units');} - $bgcolor=$possiblecolors{'not_charged_try'}; + $css_class=$possible_class{'not_charged_try'}; $button=1; } elsif ($award eq 'UNIT_NOTNEEDED') { - $message = &mt('Only a number required. Computer reads units of "[_1]"',''.$awardmsg.'.'); - $bgcolor=$possiblecolors{'not_charged_try'}; + $message = &mt('Only a number required. Computer reads units of "[_1]".',&markup_unit($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')}; - $bgcolor=$possiblecolors{'not_charged_try'}; + $css_class=$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"); - $bgcolor=$possiblecolors{'not_charged_try'}; + $message = &mt("Unable to understand formula").'.'; + if ($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").'.'; - $bgcolor=$possiblecolors{'charged_try'}; + $css_class=$possible_class{'charged_try'}; $button=1; } elsif ($award eq 'SUBMITTED') { $message = &mt("Your submission has been recorded."); - $bgcolor=$possiblecolors{'correct'}; + $css_class=$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'}; + $button=1; } elsif ($award eq 'DRAFT') { - $message = &mt("A draft copy has been saved."); - $bgcolor=$possiblecolors{'not_charged_try'}; + $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."); - $bgcolor=$possiblecolors{'correct'}; + $css_class=$possible_class{'correct'}; $button=0; } elsif ($award eq '') { - $bgcolor=$possiblecolors{'not_charged_try'}; + 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"; $button=1; } - if (lc($Apache::lonhomework::problemstatus) eq 'no' && - $Apache::inputtags::status[-1] ne 'SHOW_ANSWER') { - $message = &mt("Answer Submitted: Your final submission will be graded after the due date."); - $bgcolor=$possiblecolors{'correct'}; + 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)) { + $message = &mt("Answer Submitted: Your final submission will be graded after the due date."); + my @interval= &Apache::lonnet::EXT("resource.$part.interval"); + if ($interval[0] =~ /\d+/) { + my $first_access=&Apache::lonnet::get_first_access($interval[1]); + if (defined($first_access)) { + my $due_date= &Apache::lonnet::EXT("resource.$part.duedate"); + unless (($due_date) && ($due_date < $first_access + $interval[0])) { + $message = &mt("Answer Submitted: Your final submission will be graded when the time limit is reached."); + } + } + } + $css_class=$possible_class{'no_grade'}; $button=1; } - if ($Apache::inputtags::status[-1] eq 'SHOW_ANSWER') { - $message.=" ".&mt("Computer's answer now shown."); + if ($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.""; } - return ($button,$bgcolor,$message,$previousmsg); } sub removealldata { @@ -519,19 +1388,27 @@ sub hidealldata { sub setgradedata { my ($award,$msg,$id,$previously_used) = @_; - # if the student already has it correct, don't modify the status - if ($Apache::lonhomework::scantronmode && defined($ENV{'form.CODE'})) { - $Apache::lonhomework::results{"resource.CODE"}=$ENV{'form.CODE'}; + 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 '') { + $Apache::lonhomework::results{"resource.CODE"}=''; } + if (!$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/ || $Apache::lonhomework::scantronmode || - lc($Apache::lonhomework::problemstatus) eq 'no') { - #handle assignment of tries and solved status + } elsif ( $Apache::lonhomework::history{"resource.$id.awarded"} < 1 + || $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'; @@ -549,8 +1426,13 @@ sub setgradedata { 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.$res.awarded"}; + if (defined($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"}/= @@ -562,10 +1444,23 @@ sub setgradedata { $Apache::lonhomework::results{"resource.$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 (lc($Apache::lonhomework::problemstatus) eq 'no') { + if (&Apache::lonhomework::hide_problem_status() + || $Apache::lonhomework::scantronmode) { $Apache::lonhomework::results{"resource.$id.awarded"} = 0; } $Apache::lonhomework::results{"resource.$id.solved"} = @@ -575,6 +1470,11 @@ sub setgradedata { $Apache::lonhomework::history{"resource.$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' ) { @@ -584,11 +1484,18 @@ sub setgradedata { } else { $Apache::lonhomework::results{"resource.$id.solved"} = 'incorrect_attempted'; - if (lc($Apache::lonhomework::problemstatus) eq 'no') { + 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; @@ -602,7 +1509,7 @@ sub setgradedata { # 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') { + if (&Apache::lonhomework::show_problem_status()) { delete($Apache::lonhomework::results{"resource.$id.tries"}); $Apache::lonhomework::results{"resource.$id.previous"} = '1'; } @@ -616,21 +1523,64 @@ sub setgradedata { $Apache::lonhomework::results{"resource.$id.previous"} = '0'; } } - } elsif ( $Apache::lonhomework::history{"resource.$id.solved"} =~ - /^correct/ ) { + } elsif ( $Apache::lonhomework::history{"resource.$id.awarded"} == 1 ) { #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"} = $award; + if ($award eq 'SUBMITTED') { + &Apache::response::add_to_gradingqueue(); + } + $Apache::lonhomework::results{"resource.$id.type"} = $Apache::lonhomework::type; + $Apache::lonhomework::results{"resource.$id.duedate"} = &Apache::lonnet::EXT("resource.$id.duedate"); + $Apache::lonhomework::results{"resource.$id.hinttries"} = &Apache::lonnet::EXT("resource.$id.hinttries"); + $Apache::lonhomework::results{"resource.$id.version"} = &Apache::lonnet::usedversion(); + $Apache::lonhomework::results{"resource.$id.maxtries"} = &Apache::lonnet::EXT("resource.$id.maxtries"); +} + +sub find_which_previous { + my ($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'}) { + if ( defined $env{'form.submitted'}) { my (@awards,@msgs); foreach $response (@Apache::inputtags::response) { &Apache::lonxml::debug("looking for response.$id.$response.awarddetail"); @@ -641,17 +1591,15 @@ sub grade { &Apache::lonxml::debug("got message $value from $response for $id"); push (@msgs,$value); } - my ($finalaward,$msg) = &finalizeawards(\@awards,\@msgs); + my ($finalaward,$msg) = + &finalizeawards(\@awards,\@msgs,undef,undef, + $Apache::lonhomework::scantronmode); 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;}} + my ($match) = + &previous_match(\@Apache::inputtags::previous_version, + scalar(@Apache::inputtags::response)); + if ($match) { $previously_used = 'PREVIOUSLY_LAST'; foreach my $value (@Apache::inputtags::previous) { @@ -668,81 +1616,129 @@ sub grade { return ''; } +sub get_grade_messages { + my ($id,$prefix,$target,$status,$nocorrect,$tdclass) = @_; +# nocorrect suppresses "Computer's answer now shown above" + my ($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, + $target,(($status eq 'CAN_ANSWER') || $nocorrect),$tdclass); + if ($target eq 'tex') { + $message='\vskip 2 mm '.$message.' '; + } else { + $message="$message"; + if ($previousmsg) { + $previousmsg="$previousmsg"; + } + } + } + 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'; } + 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') { + $trystr ='{\vskip 1 mm \small ' + .&mt('[_1]'.$tries_text.'[_2] [_3]' + ,'\textit{','}',$tries.'/'.$maxtries ) + .'} \vskip 2 mm'; + } else { + $trystr = '\vskip 0 mm '; + } + } else { + my $trial =$tries; + if ($Apache::lonhomework::parsing_a_task) { + } elsif($env{'request.state'} ne 'construct') { + $trial.="/".&Apache::lonhtmlcommon::direct_parm_link($maxtries,$env{'request.symb'},'maxtries',$id,$target); + } else { + if (defined($Apache::inputtags::params{'maxtries'})) { + $trial.="/".$Apache::inputtags::params{'maxtries'}; + } + } + $trystr = ''.&mt($tries_text.' [_1]',$trial).''; + } + } + + if ($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,$target) = @_; + my ($id,$target,$no_previous) = @_; my $showbutton = 1; - my $bgcolor = ''; my $message = ''; my $latemessage = ''; my $trystr=''; my $button=''; my $previousmsg=''; + my $tdclass=''; my $status = $Apache::inputtags::status['-1']; &Apache::lonxml::debug("gradestatus has :$status:"); - if ( $status ne 'CLOSED' && $status ne 'UNAVAILABLE' && - $status ne 'INVALID_ACCESS') { - my $award = $Apache::lonhomework::history{"resource.$id.award"}; - my $solved = $Apache::lonhomework::history{"resource.$id.solved"}; - my $previous = $Apache::lonhomework::history{"resource.$id.previous"}; - my $awardmsg = $Apache::lonhomework::history{"resource.$id.awardmsg"}; - &Apache::lonxml::debug("Found Award |$award|$solved|$awardmsg"); - if ( $award ne '' || $solved ne '' || $status eq 'SHOW_ANSWER') { - &Apache::lonxml::debug('Getting message'); - ($showbutton,$bgcolor,$message,$previousmsg) = - &decideoutput($award,$awardmsg,$solved,$previous,$target); - if ($target eq 'tex') { - $message='\vskip 2 mm '.$message.' '; - } else { - $message="$message"; - if ($previousmsg) { - $previousmsg="$previousmsg"; - } - } + if ( $status ne 'CLOSED' + && $status ne 'UNAVAILABLE' + && $status ne 'INVALID_ACCESS' + && $status ne 'NEEDS_CHECKIN' + && $status ne 'NOT_IN_A_SLOT' + && $status ne 'RESERVABLE' + && $status ne 'RESERVABLE_LATER' + && $status ne 'NOTRESERVABLE' + && $status ne 'NEED_DIFFERENT_IP') { + + if ($status eq 'SHOW_ANSWER') { + $showbutton = 0; + } + + unless (($status eq 'SHOW_ANSWER') || ($status eq 'CANNOT_ANSWER')) { + if ($target ne 'tex') { + $tdclass = 'LC_status_submit_'.$id; + } + } + + ($previousmsg,$latemessage,$message,$trystr) = + &get_grade_messages($id,"resource.$id",$target,$status, + $showbutton,$tdclass); + if ($status eq 'CANNOT_ANSWER') { + $showbutton = 0; } - my $tries = $Apache::lonhomework::history{"resource.$id.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'; } - my $tries_text=&mt('Tries'); - if ( $Apache::lonhomework::type eq 'survey') { $tries_text=&mt('Submissions'); } - 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 { - $trystr = "".$tries_text." $tries"; - if($ENV{'request.state'} ne 'construct') { - $trystr.="/$maxtries"; - } else { - if (defined($Apache::inputtags::params{'maxtries'})) { - $trystr.="/".$Apache::inputtags::params{'maxtries'}; - } - } - $trystr.=""; - } + if ( $status eq 'SHOW_ANSWER') { + undef($previousmsg); } - if ( $status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER') {$showbutton = 0;} - if ( $showbutton ) { + 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"; + $button = + ' '. + ''; } } + } my $output= $previousmsg.$latemessage.$message.$trystr; if ($output =~ /^\s*$/) { @@ -751,10 +1747,297 @@ sub gradestatus { if ($target eq 'tex') { return $button.' \vskip 0 mm '.$output.' '; } else { - return ''.$output.'
'.$button.'
'; + $output = + ''.$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,$lasttype); + my $numstamps = 0; + + foreach my $i (1..$Apache::lonhomework::history{'version'}) { + my $prefix = $i.":resource.$id"; + my $is_anon; + my $curr_type = $Apache::lonhomework::history{"$prefix.type"}; + if (defined($env{'form.grade_symb'})) { + if (($curr_type eq 'anonsurvey') || ($curr_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'); + my $awarded = $Apache::lonhomework::history{"$prefix.awarded"}; + if ($awarded < 1 && $awarded > 0) { + $txt_correct=&mt('Partially Correct'); + } elsif ($awarded < 1) { + if ($awarded eq '') { + $txt_correct=''; + } else { + $txt_correct=&mt('Incorrect'); + } + } + $message =~ s{()(.*?)()} + {$1 $txt_correct. $3}s; + } + my $trystr = "(".&mt('Try [_1]',$Apache::lonhomework::history{"$prefix.tries"}).")"; + if (($curr_rndseed ne '') && ($lastrndseed ne '')) { + if (($curr_rndseed ne $lastrndseed) && + (($curr_type eq 'randomizetry') || ($lasttype eq 'randomizetry'))) { + $trystr .= '
'.&mt('New problem variation this try.').''; + } + } + $message =~ s{()}{ $trystr $1}; + } + my ($class) = ($message =~ m{)}{}; + + + $output .= ''. + ''.$count.''.$message; + if ((!$is_anon) && ($Apache::lonhomework::history{"$prefix.tries"}) && + ($Apache::lonhomework::history{"$prefix.award"} ne 'ASSIGNED_SCORE') && + ($Apache::lonhomework::history{$i.':timestamp'})) { + $output .= ''.&Apache::lonlocal::locallocaltime( + $Apache::lonhomework::history{$i.':timestamp'}).''; + $numstamps ++; + } else { + $output .= ''; + } + 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; + $lasttype = $curr_type; + } + return if ($output eq ''); + my $headers = ''. + ''.&mt('Submission #').''. + ''.&mt('Try').''; + if ($numstamps) { + $headers .= &mt('When'); + } + $headers .= ''; + my $colspan = scalar(@Apache::inputtags::response); + if ($colspan > 1) { + $headers .= ''; + } else { + $headers .= ''; } + $headers .= &mt('Submitted Answer').''; + $output =''.$headers.$output.'
'; + + my $tries_text = &get_tries_text('link'); + my $prefix = $env{'form.request.prefix'}; + $prefix =~ tr{.}{_}; + my $function_name = "LONCAPA_previous_tries_".$prefix. + $Apache::lonxml::curdepth.'_'.$env{'form.counter'}; + my $result = &Apache::loncommon::modal_adhoc_window($function_name,420,410,$output,&mt($tries_text))."
"; + return $result; } + +sub get_tries_text { + my ($context) = @_; + my $tries_text; + if ($context eq 'link') { + $tries_text = 'Previous Tries'; + } else { + $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; +} + +sub spelling_languages { + my %langchoices; + foreach my $id (&Apache::loncommon::languageids()) { + my $code = &Apache::loncommon::supportedlanguagecode($id); + if ($code ne '') { + $langchoices{$code} = &Apache::loncommon::plainlanguagedescription($id); + } + } + my @spelllangs = ('none'); + foreach my $code ('en','de','he','es','fr','pt','tr') { + push(@spelllangs,[$code,$langchoices{$code}]); + } + return \@spelllangs; +} + +sub edit_mathresponse_button { + my ($field) = @_; + my $eqneditor = 'lcmath'; + if ($env{'browser.type'} eq 'safari') { + if ($env{'browser.os'} eq 'mac') { + my ($prefix,$version) = ($env{'browser.version'} =~ /^(\d*)(\d{3})\./); + if ($env{'browser.mobile'}) { + if (($version < 531) || (($prefix eq '') && ($version < 533))) { + $eqneditor = ''; + } + } elsif ($version < 533) { + $eqneditor = 'dragmath'; + } + } elsif ($env{'browser.os'} eq 'win') { + if ($env{'browser.version'} < 533) { + $eqneditor = 'dragmath'; + } + } + } elsif ($env{'browser.type'} eq 'explorer') { + if ($env{'browser.version'} < 9) { + $eqneditor = 'dragmath'; + } + } elsif ($env{'browser.type'} eq 'mozilla') { + if ($env{'browser.version'} < 5) { + $eqneditor = 'dragmath'; + } else { + if ($env{'browser.info'} =~ /^firefox\-([\d\.]+)/) { + my $firefox = $1; + if ($firefox < 4) { + $eqneditor = 'dragmath'; + } + } + } + } elsif ($env{'browser.type'} eq 'chrome') { + if ($env{'browser.version'} < 5) { + $eqneditor = 'dragmath'; + } + } elsif ($env{'browser.type'} eq 'opera') { + if ($env{'browser.version'} < 12) { + $eqneditor = 'dragmath'; + } + } + if ($eqneditor eq 'lcmath') { + if (($env{'request.course.id'}) && ($env{'request.state'} ne 'construct')) { + if (exists($env{'course.'.$env{'request.course.id'}.'.uselcmath'})) { + if ($env{'course.'.$env{'request.course.id'}.'.uselcmath'} eq '0') { + $eqneditor = 'dragmath'; + } + } else { + my %domdefs = &Apache::lonnet::get_domain_defaults($env{'course.'.$env{'request.course.id'}.'.domain'}); + if ($domdefs{'uselcmath'} eq '0') { + $eqneditor = 'dragmath'; + } + } + } else { + my %domdefs = &Apache::lonnet::get_domain_defaults($env{'course.'.$env{'request.course.id'}.'.domain'}); + if ($domdefs{'uselcmath'} eq '0') { + $eqneditor = 'dragmath'; + } + } + } + if ($eqneditor eq 'dragmath') { + # DragMath applet + my $button=&mt('Edit Answer'); +# my $helplink=&Apache::loncommon::help_open_topic('Formula_Editor'); + my $iconpath=$Apache::lonnet::perlvar{'lonIconsURL'}; + return(< +function LC_mathedit_${field} (LCtextline) { + thenumber = LCtextline; + var thedata = ''; + if (document.getElementById(LCtextline)) { + thedata = document.getElementById(LCtextline).value; + } + newwin = window.open("/adm/dragmath/MaximaPopup.html","","width=565,height=400,resizable"); +} + +$button +ENDFORMULABUTTON + } elsif ($eqneditor eq 'lcmath') { + # LON-CAPA math equation editor + my $mathjaxjs; + unless (lc(&Apache::lontexconvert::tex_engine()) eq 'mathjax') { + $mathjaxjs = <<"MATHJAX_SCRIPT"; +var mathjaxscript = document.createElement("script"); + mathjaxscript.type = "text/javascript"; + mathjaxscript.src = "/adm/MathJax/MathJax.js?config=TeX-AMS-MML_HTMLorMML"; + document.body.appendChild(mathjaxscript); +MATHJAX_SCRIPT + } + return(< + var LCmathField = document.getElementById('${field}'); + LCmathField.className += ' math'; // note the space + LCmathField.setAttribute('data-implicit_operators', 'true'); + var LCMATH_started; + if (typeof LCMATH_started === 'undefined') { + $mathjaxjs + LCMATH_started = true; + var script = document.createElement("script"); + script.type = "text/javascript"; + script.src = "/adm/LC_math_editor/LC_math_editor.min.js"; + document.body.appendChild(script); + window.addEventListener('load', function(e) { + LCMATH.initEditors(); + }, false); + } + +EQ_EDITOR_SCRIPT + } +} + 1; __END__ + +=pod + +=back + +=cut