--- loncom/homework/inputtags.pm 2008/11/25 13:16:17 1.249 +++ 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 1.249 2008/11/25 13:16:17 jms Exp $ +# $Id: inputtags.pm,v 1.338 2015/10/30 03:49:47 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -53,13 +53,14 @@ 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 @@ -124,6 +125,37 @@ sub initialize_inputtags { %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 $id (@Apache::inputtags::partlist, @@ -174,7 +206,27 @@ sub start_textfield { if ($target eq 'web') { $Apache::lonxml::evaluate--; my $partid=$Apache::inputtags::part; - my $oldresponse = &HTML::Entities::encode($Apache::lonhomework::history{"resource.$partid.$resid.submission"},'<>&"'); + my ($oldresponse,$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 $cols = &Apache::lonxml::get_param('cols',$parstack,$safeeval); if ( $cols eq '') { $cols = 80; } @@ -182,12 +234,20 @@ sub start_textfield { 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, $addchars); } - &Apache::lonhtmlcommon::add_htmlareafields('HWVAL_'.$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') { $result=&Apache::edit::end_table(); @@ -317,6 +395,12 @@ sub start_textline { my ($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; @@ -329,16 +413,37 @@ sub start_textline { $maxlength = ' maxlength="'.$size.'"'; } } - my $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+//; - $oldresponse =~ s/\s+$//; - $oldresponse =~ s/\s+/ /g; + my ($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=''; @@ -354,11 +459,24 @@ sub start_textline { $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.= ''; + + $result .= &spellcheck_onblur($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)) { @@ -377,23 +495,27 @@ sub start_textline { '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, $safeeval,'size', - 'addchars','readonly'); + 'addchars','readonly', 'spellcheck'); if ($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 ($env{'form.pdfFormFields'} eq 'yes') { + if ($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']; - $result="\n\\\\\n".'\textField{'.$fieldname.'}{'.$size.'}{12 bp}'; + $result='\textField{'.$fieldname.'}{'.$size.'}{12 bp}'; } else { $result='\framebox['.$size.'][s]{\tiny\strut}'; } @@ -454,6 +576,49 @@ sub end_hiddenline { return ""; } + +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() @@ -461,110 +626,287 @@ sub end_hiddenline { $part -> partid $id -> responseid $uploadefiletypes -> comma seperated list of extensions allowed or * for any -$which -> 'uploadedonly' -> only newly uploaded files +$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,$extratext)=@_; + my ($part,$id,$uploadedfiletypes,$which,$extratext,$maxfilesize)=@_; if (!$uploadedfiletypes) { return ''; } my $jspart=$part; $jspart=~s/\./_/g; my $result; - - $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 '*') { - $result.= - &mt('Allowed filetypes: [_1]',$uploadedfiletypes).'
'; + $constraints = + &mt('Allowed filetypes: [_1]',''.$uploadedfiletypes.'').'
'; } - if ($which eq 'uploadonly' || $which eq 'both') { - $result.=&mt('Submit a file: (only one file can be uploaded)'). - '

'; - $result .= &show_past_file_submission($part,$id); + if ($maxfilesize) { + $constraints .= &mt('Combined size of all files not to exceed: [_1] MB.', + ''.$maxfilesize.'').'
'; + } + if ($constraints) { + $result .= $constraints.'
'; } - if ( $which eq 'both') { + if ($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') { - $result.=$extratext.''. - &mt('Select Portfolio Files').'
'. + 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)').'
'. ''. '
'; - $result .= &show_past_portfile_submission($part,$id); } - $result.=''; + $result.=&Apache::lonhtmlcommon::row_closure(1); return $result; } -sub show_past_file_submission { +sub current_file_submissions { my ($part,$id) = @_; - my $uploadedfile= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.uploadedfile"},'<>&"'); + 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 $result; +} - return if (!$uploadedfile); +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); +} - my $url=$Apache::lonhomework::history{"resource.$part.$id.uploadedurl"}; - &Apache::lonxml::extlink($url); - &Apache::lonnet::allowuploaded('/adm/essayresponse',$url); - my $icon=&Apache::loncommon::icon($url); - my $curfile=''.$uploadedfile.''; - return &mt('Currently submitted: [_1]',$curfile); +sub portpath_popup_js { + my %lt = &Apache::lonlocal::texthash( + show => '(Show path)', + hide => '(Hide)', + ); + return <<"END"; + +END } sub valid_award { my ($award) =@_; foreach my $possibleaward ('EXTRA_ANSWER','MISSING_ANSWER', 'ERROR', - 'NO_RESPONSE', + 'NO_RESPONSE','WRONG_NUMBOXESCHECKED', 'TOO_LONG', 'UNIT_INVALID_INSTRUCTOR', 'UNIT_INVALID_STUDENT', 'UNIT_IRRECONCIBLE', 'UNIT_FAIL', 'NO_UNIT', 'UNIT_NOTNEEDED', 'WANTED_NUMERIC', - 'BAD_FORMULA', 'SIG_FAIL', 'INCORRECT', + 'BAD_FORMULA', 'NOT_FUNCTION', 'WRONG_FORMAT', + 'INTERNAL_ERROR', 'SIG_FAIL', 'INCORRECT', 'MISORDERED_RANK', 'INVALID_FILETYPE', - 'EXCESS_FILESIZE', 'DRAFT', - 'SUBMITTED', 'ASSIGNED_SCORE', - 'APPROX_ANS', 'EXACT_ANS','COMMA_FAIL') { + 'EXCESS_FILESIZE', 'FILENAME_INUSE', + 'DRAFT', 'SUBMITTED', 'SUBMITTED_CREDIT', + 'ANONYMOUS', 'ANONYMOUS_CREDIT', + 'ASSIGNED_SCORE', 'APPROX_ANS', + 'EXACT_ANS','COMMA_FAIL') { if ($award eq $possibleaward) { return 1; } } return 0; @@ -572,12 +914,15 @@ sub valid_award { { my @awards = ('EXTRA_ANSWER', 'MISSING_ANSWER', 'ERROR', 'NO_RESPONSE', - 'TOO_LONG', + 'WRONG_NUMBOXESCHECKED','TOO_LONG', 'UNIT_INVALID_INSTRUCTOR', 'UNIT_INVALID_STUDENT', 'UNIT_IRRECONCIBLE', 'UNIT_FAIL', 'NO_UNIT', - 'UNIT_NOTNEEDED', 'WANTED_NUMERIC', 'BAD_FORMULA', + 'UNIT_NOTNEEDED', 'WANTED_NUMERIC', 'BAD_FORMULA', 'NOT_FUNCTION', + 'WRONG_FORMAT', 'INTERNAL_ERROR', 'COMMA_FAIL', 'SIG_FAIL', 'INCORRECT', 'MISORDERED_RANK', - 'INVALID_FILETYPE', 'EXCESS_FILESIZE', 'DRAFT', 'SUBMITTED', + 'INVALID_FILETYPE', 'EXCESS_FILESIZE', 'FILENAME_INUSE', + 'DRAFT', 'SUBMITTED', + 'SUBMITTED_CREDIT', 'ANONYMOUS', 'ANONYMOUS_CREDIT', 'ASSIGNED_SCORE', 'APPROX_ANS', 'EXACT_ANS'); my $i=0; my %fwd_awards = map { ($_,$i++) } @awards; @@ -601,7 +946,7 @@ sub hide_award { return 1; } if ($award =~ - /^(?:EXACT_ANS|APPROX_ANS|SUBMITTED|ASSIGNED_SCORE|INCORRECT)/) { + /^(?:EXACT_ANS|APPROX_ANS|SUBMITTED|SUBMITTED_CREDIT|ANONYMOUS|ANONYMOUS_CREDIT|ASSIGNED_SCORE|INCORRECT)/) { return 1; } return 0; @@ -623,6 +968,9 @@ sub finalizeawards { 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 @@ -656,6 +1004,23 @@ sub finalizeawards { $j++; } + # if at least one response item is set to include lenient grading + # and that item is partially correct then overall award reflects + # that, unless an award for one of the other response items does + # not fall within the basic awards for correct or incorrect. + if ($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[$which]); @@ -668,7 +1033,8 @@ sub finalizeawards { } sub decideoutput { - my ($award,$awarded,$awardmsg,$solved,$previous,$target)=@_; + my ($award,$awarded,$awardmsg,$solved,$previous,$target,$nocorrect,$tdclass)=@_; + my $message=''; my $button=0; my $previousmsg; @@ -685,8 +1051,14 @@ sub decideoutput { 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)? '' + my $computer = ($handgrade || $nocorrect)? '' : " ".&mt("Computer's answer now shown above."); &Apache::lonxml::debug("handgrade has :$handgrade:"); @@ -702,8 +1074,8 @@ sub decideoutput { $message=&mt('Incorrect.'); $css_class=$possible_class{'charged_try'}; } - if ($env{'request.filename'} =~ - m|/res/lib/templates/examupload.problem$|) { + if ($handgrade || + ($env{'request.filename'}=~/\/res\/lib\/templates\/(examupload|DropBox).problem$/)) { $message = &mt("A score has been assigned."); $added_computer_text=1; } else { @@ -722,13 +1094,19 @@ sub decideoutput { '.disable_receipt_display'} ne 'yes') && ($Apache::lonhomework::type ne 'practice')) { $message.=(($target eq 'web')?'
':' '). - &mt('Your receipt is [_1]', + &mt('Your receipt no. is [_1]', (&Apache::lonnet::receipt($Apache::inputtags::part). (($target eq 'web')?&Apache::loncommon::help_open_topic('Receipt'):''))); } } } - $button=0; + if ($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') { @@ -780,6 +1158,13 @@ sub decideoutput { } $css_class=$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 occurred while grading your answer.'); $css_class=$possible_class{'not_charged_try'}; @@ -800,18 +1185,27 @@ sub decideoutput { $css_class=$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.'); + $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('Submission won\'t be graded. The type of file submitted is not allowed.'); + $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); + $message = &mt("Submission not graded. Use $word digits.",$used); $css_class=$possible_class{'not_charged_try'}; $button=1; } elsif ($award eq 'UNIT_INVALID_INSTRUCTOR') { @@ -847,6 +1241,18 @@ sub decideoutput { 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'}; @@ -855,8 +1261,20 @@ sub decideoutput { $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'}; + $button=1; } elsif ($award eq 'DRAFT') { - $message = &mt("A draft copy has been saved."); + $message = &mt("Copy saved but not submitted."); $css_class=$possible_class{'not_charged_try'}; $button=1; } elsif ($award eq 'ASSIGNED_SCORE') { @@ -878,21 +1296,44 @@ sub decideoutput { my (undef,undef,$domain,$user)=&Apache::lonnet::whichuser(); foreach my $resid(@Apache::inputtags::response){ if ($Apache::lonhomework::history{"resource.$part.$resid.handback"}) { - $message.='
'; + if ($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) { - $file_msg.= '
'.$file.''; + 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."); + $message = &mt("Answer Submitted: Your final submission will be graded after the due date."); + my @interval= &Apache::lonnet::EXT("resource.$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; } @@ -909,7 +1350,6 @@ sub decideoutput { } $message.=&mt('Submissions to practice problems are not permanently recorded.'); } - return ($button,$css_class,$message,$previousmsg); } @@ -962,8 +1402,7 @@ sub setgradedata { $Apache::inputtags::status['-1'] ne 'CANNOT_ANSWER') { $Apache::lonhomework::results{"resource.$id.afterduedate"}=$award; return ''; - } elsif ( $Apache::lonhomework::history{"resource.$id.solved"} !~ - /^correct/ + } elsif ( $Apache::lonhomework::history{"resource.$id.awarded"} < 1 || $Apache::lonhomework::scantronmode || &Apache::lonhomework::hide_problem_status() ) { # the student doesn't already have it correct, @@ -1005,6 +1444,18 @@ 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; @@ -1019,6 +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' ) { @@ -1067,8 +1523,7 @@ 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($id); #and since they didn't do anything we were never here @@ -1078,6 +1533,11 @@ sub setgradedata { if ($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.$id.maxtries"); } sub find_which_previous { @@ -1157,8 +1617,8 @@ sub grade { } sub get_grade_messages { - my ($id,$prefix,$target,$status) = @_; - + my ($id,$prefix,$target,$status,$nocorrect,$tdclass) = @_; +# nocorrect suppresses "Computer's answer now shown above" my ($message,$latemessage,$trystr,$previousmsg); my $showbutton = 1; @@ -1172,13 +1632,13 @@ sub get_grade_messages { &Apache::lonxml::debug('Getting message'); ($showbutton,my $css_class,$message,$previousmsg) = &decideoutput($award,$awarded,$awardmsg,$solved,$previous, - $target); + $target,(($status eq 'CAN_ANSWER') || $nocorrect),$tdclass); if ($target eq 'tex') { $message='\vskip 2 mm '.$message.' '; } else { - $message="$message"; + $message="$message"; if ($previousmsg) { - $previousmsg="$previousmsg"; + $previousmsg="$previousmsg"; } } } @@ -1190,33 +1650,30 @@ sub get_grade_messages { 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' || - $Apache::lonhomework::parsing_a_task) { - $tries_text=&mt('Submissions'); - } - + 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 '; + $trystr ='{\vskip 1 mm \small ' + .&mt('[_1]'.$tries_text.'[_2] [_3]' + ,'\textit{','}',$tries.'/'.$maxtries ) + .'} \vskip 2 mm'; } else { $trystr = '\vskip 0 mm '; } } else { - $trystr = "".$tries_text." $tries"; + my $trial =$tries; if ($Apache::lonhomework::parsing_a_task) { } elsif($env{'request.state'} ne 'construct') { - $trystr.="/$maxtries"; + $trial.="/".&Apache::lonhtmlcommon::direct_parm_link($maxtries,$env{'request.symb'},'maxtries',$id,$target); } else { if (defined($Apache::inputtags::params{'maxtries'})) { - $trystr.="/".$Apache::inputtags::params{'maxtries'}; + $trial.="/".$Apache::inputtags::params{'maxtries'}; } } - $trystr.=""; + $trystr = ''.&mt($tries_text.' [_1]',$trial).''; } } @@ -1224,7 +1681,7 @@ sub get_grade_messages { #last submissions was after due date $latemessage=&mt(' The last submission was after the Due Date ');; if ($target eq 'web') { - $latemessage=''.$latemessage.''; + $latemessage=''.$latemessage.''; } } return ($previousmsg,$latemessage,$message,$trystr,$showbutton); @@ -1238,6 +1695,7 @@ sub gradestatus { my $trystr=''; my $button=''; my $previousmsg=''; + my $tdclass=''; my $status = $Apache::inputtags::status['-1']; &Apache::lonxml::debug("gradestatus has :$status:"); @@ -1245,25 +1703,39 @@ sub gradestatus { && $status ne 'UNAVAILABLE' && $status ne 'INVALID_ACCESS' && $status ne 'NEEDS_CHECKIN' - && $status ne 'NOT_IN_A_SLOT') { + && $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); - if ( $status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER') { + $showbutton,$tdclass); + if ($status eq 'CANNOT_ANSWER') { $showbutton = 0; } if ( $status eq 'SHOW_ANSWER') { undef($previousmsg); } - if ( $showbutton ) { + if ( $showbutton ) { if ($target ne 'tex') { $button = - ''; + ' '. + ''; } } @@ -1278,7 +1750,7 @@ sub gradestatus { $output = ''.$output; if (!$no_previous) { - $output.=''; + $output.=''; } $output.= '
'.$button.''.&previous_tries($id,$target).''.&previous_tries($id,$target).'
'; return $output; @@ -1293,14 +1765,22 @@ sub previous_tries { 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) = @@ -1318,20 +1798,43 @@ sub previous_tries { ) { 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.=''; - $output.=''.$count.''; - $output.=$message; - + $output .= ''. + ''.$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"})) { @@ -1341,46 +1844,194 @@ sub previous_tries { $submission = $Apache::lonhomework::history{"$prefix.submission"}; } - $output.=''.$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'). - ''. - &mt('Submitted Answer').''; + 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.'
'; - #return $output; - $output = &Apache::loncommon::js_ready($output); - $output.='
'; - - my $windowopen=&Apache::lonhtmlcommon::javascript_docopen(); - my $start_page = - &Apache::loncommon::start_page('Previous Tries', undef, - {'only_body' => 1, - 'bgcolor' => '#FFFFFF', - 'js_ready' => 1, - 'inherit_jsmath' => 1, }); - my $end_page = - &Apache::loncommon::end_page({'js_ready' => 1,}); + + 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 ="".&mt("Previous Tries")."
"; - #use Data::Dumper; - #&Apache::lonnet::logthis(&Dumper(\%Apache::inputtags::submission_display)); + 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__