--- loncom/homework/structuretags.pm 2005/11/15 21:13:42 1.321 +++ loncom/homework/structuretags.pm 2013/01/03 21:04:44 1.510 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # definition of tags that give a structure to a document # -# $Id: structuretags.pm,v 1.321 2005/11/15 21:13:42 albertel Exp $ +# $Id: structuretags.pm,v 1.510 2013/01/03 21:04:44 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -27,6 +27,29 @@ # ### +=pod + +=head1 NAME + +Apache::structuretags + +=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::structuretags; @@ -36,16 +59,131 @@ use Apache::File(); use Apache::lonmenu; use Apache::lonlocal; use Apache::lonxml; +use Apache::londefdef; +use Apache::lonenc(); +use Apache::loncommon(); use Time::HiRes qw( gettimeofday tv_interval ); +use lib '/home/httpd/lib/perl/'; +use LONCAPA; + BEGIN { - &Apache::lonxml::register('Apache::structuretags',('block','languageblock','instructorcomment','while','randomlist','problem','library','web','tex','part','preduedate','postanswerdate','solved','notsolved','problemtype','startouttext','endouttext','simpleeditbutton','definetag')); + &Apache::lonxml::register('Apache::structuretags',('block','languageblock','translated','instructorcomment','while','randomlist','problem','library','web','tex','part','preduedate','postanswerdate','solved','notsolved','problemtype','startpartmarker','startouttext','endpartmarker','endouttext','simpleeditbutton','definetag')); } + +#--------------------------------------------------------------------------------- +# +# This section of code deals with hyphenation management. +# We must do three things: +# - keep track fo the desired languages to alter the header. +# - provide hyphenation selection as needed by each language that appears in the +# text. +# - Provide the header text needed to make available the desired hyphenations. +# +# + +# Hash whose keys are the languages encountered in the document/resource. +# + +my %languages_required; +## +# Given a language selection as input returns a chunk of LaTeX that +# selects the required hyphenator. +# +# @param language - the language being selected. +# @return string +# @retval The LaTeX needed to select the hyphenation appropriate to the language. +# +sub select_hyphenation { + my $language = shift; + + $language = &Apache::loncommon::latexlanguage($language); # Translate -> latex language. + + # If there is no latex language there's not much we can do: + + if ($language) { + &require_language($language); + my $babel_hyphenation = "\\selectlanguage{$language}"; + + return $babel_hyphenation; + } else { + return ''; + } +} +## +# Selects hyphenation based on the current problem metadata. +# This requires that +# - There is a language metadata item set for the problem. +# - The language has a latex/babel hyphenation. +# +# @note: Uses &Apache::lonxml::request to locate the Uri associated with +# this problem. +# @return string (possibly empty). +# @retval If not empty an appropriate \selectlanguage{} directive. +# +sub select_metadata_hyphenation { + my $uri = $Apache::lonxml::request->uri; + my $language = &Apache::lonnet::metadata($uri, 'language'); + my $latex_language = &Apache::loncommon::latexhyphenation($language); + if ($latex_language) { + return '\selectlanguage{'.$latex_language."}\n"; + } + return ''; # no latex hyphenation or no lang metadata. +} + + +## +# Clears the set of languages required by the document being rendered. +# +sub clear_required_languages { + %languages_required = (); +} +## +# Allows an external client of this module to register a need for a language: +# +# @param LaTeX language required: +# +sub require_language { + my $language = shift; + $languages_required{$language} = 1; +} + +## +# Provides the header for babel that indicates the languages +# the document requires. +# @return string +# @retval \usepackage[lang1,lang2...]{babel} +# @retval '' if there are no languages_required. +sub languages_header { + my $header =''; + my @languages = (keys(%languages_required)); + + # Only generate the header if there are languages: + + if (scalar @languages) { + my $language_list = join(',', (@languages)); + $header = '\usepackage['.$language_list."]{babel}\n"; + } + return $header; +} + +#---------------------------------------------------------------------------------- + sub start_web { - my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; - my $bodytext=&Apache::lonxml::get_all_text("/web",$parser); - if ($target eq 'web') { - return $bodytext; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; + if ($target ne 'edit' && $target ne 'modified') { + my $bodytext=&Apache::lonxml::get_all_text("/web",$parser,$style); + if ($target eq 'web' || $target eq 'webgrade') { + return $bodytext; + } + } elsif ($target eq "edit" ) { + my $bodytext = + &Apache::lonxml::get_all_text_unbalanced("/web",$parser); + my $result = &Apache::edit::tag_start($target,$token); + $result .= &Apache::edit::editfield($token->[1],$bodytext,'',80,1); + return $result; + } elsif ( $target eq "modified" ) { + return $token->[4].&Apache::edit::modifiedfield("/web",$parser); } return ''; } @@ -55,11 +193,28 @@ sub end_web { } sub start_tex { - my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; my $result=''; - my $bodytext=&Apache::lonxml::get_all_text("/tex",$parser); - if ($target eq 'tex') { - return $bodytext.' '; + if ($target ne 'edit' && $target ne 'modified') { + my $bodytext=&Apache::lonxml::get_all_text("/tex",$parser,$style); + if ($target eq 'tex') { + + # If inside a table, occurrences of \\ must be removed; + # else the table blows up. + + if (&Apache::londefdef::is_inside_of($tagstack, "table")) { + $bodytext =~ s/\\\\//g; + } + return $bodytext.'{}'; + } + } elsif ($target eq "edit" ) { + my $bodytext = + &Apache::lonxml::get_all_text_unbalanced("/tex",$parser); + my $result = &Apache::edit::tag_start($target,$token); + $result .= &Apache::edit::editfield($token->[1],$bodytext,'',80,1); + return $result; + } elsif ( $target eq "modified" ) { + return $token->[4].&Apache::edit::modifiedfield("/tex",$parser); } return $result;; } @@ -68,35 +223,58 @@ sub end_tex { return ''; } -sub body_tag_start { - my ($target,$background,$bgcolor)=@_; - my $body_tag_start=' +// '.&Apache::lonmenu::menubuttons(undef,$target,1); - - &Apache::lontexconvert::jsMath_reset(); - if ($env{'environment.texengine'} eq 'jsMath') { - $body_tag_start.=&Apache::lontexconvert::jsMath_header(); + for (var i=0;i 'math', + ); + $extra_head .= &Apache::lonhtmlcommon::htmlareaselectactive(\%textarea_args); + } + my $is_task = ($env{'request.uri'} =~ /\.task$/); + my $needs_upload; + my ($symb)= &Apache::lonnet::whichuser(); + my ($map,$resid,$resurl)=&Apache::lonnet::decode_symb($symb); + if ($is_task) { + $extra_head .= &Apache::lonhtmlcommon::file_submissionchk_js(); + } else { + if (&Apache::lonnet::EXT("resource.$Apache::inputtags::part.uploadedfiletypes") ne '') { + unless ($env{'request.state'} eq 'construct') { + my $navmap = Apache::lonnavmaps::navmap->new(); + if (ref($navmap)) { + my $mapres = $navmap->getResourceByUrl($map); + my $is_page; + if (ref($mapres)) { + $is_page = $mapres->is_page(); + } + unless ($is_page) { + $needs_upload = 1; + } + } + } + } else { + unless ($env{'request.state'} eq 'construct') { + my $navmap = Apache::lonnavmaps::navmap->new(); + if (ref($navmap)) { + my $mapres = $navmap->getResourceByUrl($map); + my $is_page; + if (ref($mapres)) { + $is_page = $mapres->is_page(); + } + unless ($is_page) { + my $res = $navmap->getBySymb($symb); + if (ref($res)) { + my $partlist = $res->parts(); + if (ref($partlist) eq 'ARRAY') { + foreach my $part (@{$partlist}) { + my @types = $res->responseType($part); + my @ids = $res->responseIds($part); + for (my $i=0; $i < scalar(@ids); $i++) { + if ($types[$i] eq 'essay') { + my $partid = $part.'_'.$ids[$i]; + if (&Apache::lonnet::EXT("resource.$partid.uploadedfiletypes") ne '') { + $needs_upload = 1; + last; + } + } + } + } + } + } + } + } + } + } + if ($needs_upload) { + $extra_head .= &Apache::lonhtmlcommon::file_submissionchk_js(); + } + } + + my %body_args; + if (defined($found{'html'})) { + $body_args{'skip_phases'}{'head'}=1; + } else { + + $extra_head .= &Apache::lonhtmlcommon::spellheader(); + + $extra_head .= &Apache::londefdef::generate_css_links(); + + if ($env{'request.state'} eq 'construct') { + $extra_head.=&Apache::edit::js_change_detection(). + "\n"; + } + } + + my $pageheader = ''; + if (defined($found{'body'})) { + $body_args{'skip_phases'}{'body'}=1; + } elsif (!defined($found{'body'}) + && $env{'request.state'} eq 'construct') { + if ($target eq 'web' || $target eq 'edit') { + # Breadcrumbs for Construction Space + &Apache::lonhtmlcommon::clear_breadcrumbs(); + &Apache::lonhtmlcommon::add_breadcrumb({ + 'text' => 'Construction Space', + 'href' => &Apache::loncommon::authorspace($env{'request.uri'}), + }); + # breadcrumbs (and tools) will be created + # in start_page->bodytag->innerregister + +# FIXME Where are we? +# &Apache::lonhtmlcommon::add_breadcrumb({ +# 'text' => 'Problem Editing', # 'Problem Testing' +# 'href' => '', +# }); + $pageheader =&Apache::loncommon::head_subbox( + &Apache::loncommon::CSTR_pageheader()); } } elsif (!defined($found{'body'})) { + my %add_entries; my $background=&Apache::lonxml::get_param('background',$parstack, $safeeval); + if ($background ne '' ) { + $add_entries{'background'} = $background; + } + my $bgcolor=&Apache::lonxml::get_param('bgcolor',$parstack, $safeeval); - $body_tag_start=&body_tag_start($target,$background,$bgcolor); - if ( ($target eq 'web' || $target eq 'webgrade') - && $env{'request.state'} ne 'construct') { - my ($symb,undef,undef,undef,$publicuser)= - &Apache::lonxml::whichuser(); - if ($symb eq '' && !$publicuser) { - my $help = &Apache::loncommon::help_open_topic("Ambiguous_Reference"); - $help=&mt("Browsing resource, all submissions are temporary.")."
"; - $body_tag_start.=$help; - } - } - $body_tag_start.=&Apache::lonxml::message_location(); + if ($bgcolor eq '' ) { $bgcolor = '#FFFFFF'; } + + $body_args{'bgcolor'} = $bgcolor; + # $body_args{'no_title'} = 1; + $body_args{'force_register'} = 1; + $body_args{'add_entries'} = \%add_entries; + if ( $env{'request.state'} eq 'construct') { + $body_args{'only_body'} = 1; + } + } + $body_args{'no_auto_mt_title'} = 1; + my $page_start = &Apache::loncommon::start_page($name,$extra_head, + \%body_args); + $page_start .= $pageheader; + if (!defined($found{'body'}) + && $env{'request.state'} ne 'construct' + && ($target eq 'web' || $target eq 'webgrade')) { + + my ($symb,undef,undef,undef,$publicuser)= &Apache::lonnet::whichuser(); + if ($symb eq '' && !$publicuser) { + $page_start .= '

' + .&mt('Browsing resource, all submissions are temporary.') + .'

'; + } + } + + if (!defined($found{'body'}) && $env{'request.state'} ne 'construct') { + $page_start .= &Apache::lonxml::message_location(); } my $form_tag_start; if (!defined($found{'form'})) { - $form_tag_start='
'; + $form_tag_start=''."\n"; + } } - return ($result,$head_tag_start,$body_tag_start,$form_tag_start); + return ($page_start,$form_tag_start); } #use Time::HiRes(); sub get_resource_name { my ($parstack,$safeeval)=@_; + my $name; if (defined($Apache::lonhomework::name)) { - return $Apache::lonhomework::name; - } - my ($symb)=&Apache::lonxml::whichuser(); - my $name=&Apache::lonnet::gettitle($symb); - if ($name eq '') { - $name=&Apache::lonnet::EXT('resource.title'); - if ($name eq 'con_lost') { $name = ''; } - } - if ($name!~/\S+/) { - $name=$env{'request.uri'}; - $name=~s-.*/([^/]+)$-$1-; + $name = $Apache::lonhomework::name; + } else { + my ($symb)=&Apache::lonnet::whichuser(); + $name=&Apache::lonnet::gettitle($symb); + if ($name eq '') { + $name=&Apache::lonnet::EXT('resource.title'); + if ($name eq 'con_lost') { $name = ''; } + } + if ($name!~/\S+/) { + $name=$env{'request.uri'}; + $name=~s-.*/([^/]+)$-$1-; + } + # The name has had html tags escaped: + + $name=~s/<//gs; + + $Apache::lonhomework::name=$name; } - $Apache::lonhomework::name=$name; return $name; } sub setup_rndseed { - my ($safeeval)=@_; - my $rndseed; - my ($symb)=&Apache::lonxml::whichuser(); - if ($env{'request.state'} eq "construct" || $symb eq '' || - $Apache::lonhomework::history{'resource.CODE'}) { + my ($safeeval,$target)=@_; + my ($symb)=&Apache::lonnet::whichuser(); + my ($questiontype,$set_safespace,$rndseed); + if ($target eq 'analyze') { + $questiontype = $env{'form.grade_questiontype'}; + } + unless (defined($questiontype)) { + $questiontype = $Apache::lonhomework::type; + } + if ($env{'request.state'} eq "construct" + || $symb eq '' + || $Apache::lonhomework::type eq 'practice' + || $Apache::lonhomework::history{'resource.CODE'}) { &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['rndseed']); $rndseed=$env{'form.rndseed'}; @@ -191,7 +514,16 @@ sub setup_rndseed { } $env{'form.rndseed'}=$rndseed; } - if ($env{'form.resetdata'} eq &mt('New Problem Variation') || + if (($env{'request.state'} eq "construct") && + ($Apache::lonhomework::type eq 'randomizetry')) { + my $tries = $Apache::lonhomework::history{"resource.$Apache::inputtags::part.tries"}; + if ($tries) { + $rndseed += $tries; + } + $env{'form.'.$Apache::inputtags::part.'.rndseed'}=$rndseed; + } + if ( ($env{'form.resetdata'} eq &mt('New Problem Variation') + && $env{'form.submitted'} eq 'yes') || $env{'form.newrandomization'} eq &mt('New Randomization')) { srand(time); $rndseed=int(rand(2100000000)); @@ -199,16 +531,54 @@ sub setup_rndseed { delete($env{'form.resetdata'}); delete($env{'form.newrandomization'}); } - if (defined($rndseed) && $rndseed ne int($rndseed)) { - $rndseed=join(':',&Apache::lonnet::digest($rndseed)); + $rndseed=~s/\,/\:/g; + $rndseed=~s/[^\w\d\:\-]//g; + if (defined($rndseed)) { + my ($c1,$c2)=split(/\:/,$rndseed); + unless ($c2) { $c2=0; } + unless (($c1==int($c1)) && ($c2==int($c2))) { + $rndseed=join(':',&Apache::lonnet::digest($rndseed)); + } } if ($Apache::lonhomework::history{'resource.CODE'}) { $rndseed=&Apache::lonnet::rndseed(); } - if ($safeeval) { - &Apache::lonxml::debug("Setting rndseed to $rndseed"); - &Apache::run::run('$external::randomseed="'.$rndseed.'";',$safeeval); - } + $set_safespace = 1; + } elsif ($questiontype eq 'randomizetry') { + if ($target eq 'analyze') { + if (defined($env{'form.grade_rndseed'})) { + $rndseed = $env{'form.grade_rndseed'}; + } + } + unless (($target eq 'analyze') && (defined($rndseed))) { + $rndseed=&Apache::lonnet::rndseed(); + my $curr_try = $Apache::lonhomework::history{"resource.$Apache::inputtags::part.tries"}; + if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') { + $curr_try ++; + } + if ($rndseed =~/^(\d+)[,:](\d+)$/) { + $rndseed = $1; + } + if ($curr_try) { + my $reqtries = &Apache::lonnet::EXT("resource.$Apache::inputtags::part.randomizeontries"); + if (($reqtries =~ /^\d+$/) && ($reqtries > 1)) { + my $inc = int(($curr_try-1)/$reqtries); + $rndseed += $inc; + } else { + $rndseed += $curr_try; + } + } + } + $set_safespace = 1; + } + if ($set_safespace) { + if ($safeeval) { + &Apache::lonxml::debug("Setting rndseed to $rndseed"); + &Apache::run::run('$external::randomseed="'.$rndseed.'";',$safeeval); + } + } + unless (($env{'request.state'} eq "construct") || ($symb eq '')) { + $env{'form.'.$Apache::inputtags::part.'.rndseed'}=$rndseed; } return $rndseed; } @@ -220,25 +590,65 @@ sub remember_problem_state { '; } +sub problem_edit_action_button { + my ($name,$action,$accesskey,$text,$flag)=@_; + my $actionscript="setmode(this.form,'$action')"; + return "\n"; +} + +sub problem_edit_buttons { + my ($mode)=@_; +# Buttons that do not save + my $result='
'. + &problem_edit_action_button('subdiscview','discard','d','Discard Edits and View',1); + if ($mode eq 'editxml') { + $result.=&problem_edit_action_button('subedit','edit','e','Edit',1); + $result.=&problem_edit_action_button('subundo','undoxml','u','Undo',1); + $result.=&Apache::lonhtmlcommon::dragmath_button("LC_editxmltext",1); + } else { + $result.=&problem_edit_action_button('subeditxml','editxml','x','EditXML',1); + $result.=&problem_edit_action_button('subundo','undo','u','Undo',1); + } + $result.="\n
"; +# Buttons that save + $result.='
'; + if ($mode eq 'editxml') { + $result.=&problem_edit_action_button('subsaveedit','saveeditxml','s','Save and EditXML'); + $result.=&problem_edit_action_button('subsaveview','saveviewxml','v','Save and View'); + } else { + $result.=&problem_edit_action_button('subsaveedit','saveedit','s','Save and Edit'); + $result.=&problem_edit_action_button('subsaveview','saveview','v','Save and View'); + } + $result.="\n
\n"; + return $result; +} + sub problem_edit_header { return ''. - &Apache::structuretags::remember_problem_state().' - - - -
- -
'. - &Apache::loncommon::help_open_menu('','Problem Editing Help','Problem_Editor_XML_Index','',5,'Authoring',undef,undef,undef,'Problem Editing Help') - .'
'. - '
'; + &remember_problem_state('edit').' +
+
+'.&mt('Problem Editing').&Apache::loncommon::help_open_menu('Problem Editing','Problem_Editor_XML_Index',5,'Authoring').' +
'. +''. +&problem_edit_buttons().' +
+'.&Apache::lonxml::message_location().' +
+'. + '
'; } sub problem_edit_footer { - return '

- '. - &Apache::lonhtmlcommon::htmlareaselectactive(@Apache::lonxml::htmlareafields). - "\n\n".&Apache::loncommon::endbodytag()."\n"; + return '

+ +'. + "\n\n".&Apache::loncommon::end_page(); } sub option { @@ -253,31 +663,40 @@ sub option { sub problem_web_to_edit_header { my ($rndseed)=@_; - my $result.=''; + my $result .= '
'; + if (!$Apache::lonhomework::parsing_a_task) { - $result .= ''; + $result .= + '
'. + &mt('Problem Testing'). + &Apache::loncommon::help_open_topic('Problem_Editor_Testing_Area'). + '
'; + } else { + $result .= + '
'. + &mt('Task Testing'). + '
'; } - $result .= ' - - - - -
'; + + $result .= '
'; if (!$Apache::lonhomework::parsing_a_task) { $result.=" - -Problem Status: +
+ +".&mt("Problem Status:")." - - -Problem Type: + + +".&mt("Problem Type:")." - - -Feedback Mode: + +$show_all +
+
+ +".&mt("Feedback Mode:")." + +"; + + } elsif ($Apache::lonhomework::parsing_a_task) { + $result.=" +
+ +".&mt("Problem Status:")." + - - -
"; + +$show_all +"; + } + $result.=' + + '.&mt('Apply style file: ').' + &').'" /> + '.&mt('Select').' + +
+
'. + &Apache::lonxml::renderingoptions().' +
+ + + +
+
+
+ + + '; + + if (!$Apache::lonhomework::parsing_a_task) { my $numtoanalyze=$env{'form.numtoanalyze'}; if (!$numtoanalyze) { $numtoanalyze=20; } - $result.= ' for - '.&mt('versions of this problem'). - '.'.&Apache::loncommon::help_open_topic("Analyze_Problem", - '',undef,undef,300). - '
'; - } + $result .= ''. + &mt('[_1] for [_2] versions.', + '' + ,''). + &Apache::loncommon::help_open_topic("Analyze_Problem",'',undef,undef,300). + ''; + + } + + $result.=' +
+
+
'; + $result.=''; + $result .= ''; + $result .= ''; + $result.=' +
+
+ '.&Apache::lonxml::message_location().' +
'; return $result; } sub initialize_storage { - %Apache::lonhomework::results=(); - %Apache::lonhomework::history=(); - my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser(); - if ($env{'request.state'} eq 'construct' || $symb eq '') { + my ($given_symb) = @_; + undef(%Apache::lonhomework::results); + undef(%Apache::lonhomework::history); + my ($symb,$courseid,$domain,$name) = + &Apache::lonnet::whichuser($given_symb); + + # anonymous users (CODEd exams) have no data + if ($name eq 'anonymous' + && !defined($domain)) { + return; + } + + if ($env{'request.state'} eq 'construct' + || $symb eq '' + || $Apache::lonhomework::type eq 'practice') { + + my $namespace = $symb || $env{'request.uri'}; + if ($env{'form.resetdata'} eq &mt('Reset Submissions') || + ($env{'form.resetdata'} eq &mt('New Problem Variation') + && $env{'form.submitted'} eq 'yes') || + $env{'form.newrandomization'} eq &mt('New Randomization')) { + &Apache::lonnet::tmpreset($namespace,'',$domain,$name); + &Apache::lonxml::debug("Attempt reset"); + } %Apache::lonhomework::history= - &Apache::lonnet::tmprestore($env{'request.uri'},'',$domain,$name); + &Apache::lonnet::tmprestore($namespace,'',$domain,$name); my ($temp)=keys %Apache::lonhomework::history ; &Apache::lonxml::debug("Return message of $temp"); } else { %Apache::lonhomework::history= &Apache::lonnet::restore($symb,$courseid,$domain,$name); } + #ignore error conditions my ($temp)=keys %Apache::lonhomework::history ; if ($temp =~ m/^error:.*/) { %Apache::lonhomework::history=(); } } -# -------------------------------------------------------------finalize_storage -# Stores away the result has to a student's environment -# checks form.grade_ for specific values, other wises stores -# to the running users environment -# Will increment totals for attempts, students, and corrects -# if running user has student role. +=pod + +=item finalize_storage() + + Stores away the result has to a student's environment + checks form.grade_ for specific values, other wises stores + to the running users environment + Will increment totals for attempts, students, and corrects + if running user has student role. + +=cut + + sub finalize_storage { + my ($given_symb) = @_; my $result; if (%Apache::lonhomework::results) { - my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser(); - if ($env{'request.state'} eq 'construct' || $symb eq '') { + my @remove = grep(/^INTERNAL_/,keys(%Apache::lonhomework::results)); + delete(@Apache::lonhomework::results{@remove}); + my ($symb,$courseid,$domain,$name) = + &Apache::lonnet::whichuser($given_symb); + if ($env{'request.state'} eq 'construct' + || $symb eq '' + || $Apache::lonhomework::type eq 'practice') { + my $namespace = $symb || $env{'request.uri'}; $Apache::lonhomework::results{'rndseed'}=$env{'form.rndseed'}; $result=&Apache::lonnet::tmpstore(\%Apache::lonhomework::results, - $env{'request.uri'},'',$domain,$name); + $namespace,'',$domain,$name); &Apache::lonxml::debug('Construct Store return message:'.$result); } else { $result=&Apache::lonnet::cstore(\%Apache::lonhomework::results, $symb,$courseid,$domain,$name); &Apache::lonxml::debug('Store return message:'.$result); - if ($env{'request.role'} =~/^st/) { - &store_aggregates($symb,$courseid); - } + &store_aggregates($symb,$courseid); } + } else { + &Apache::lonxml::debug('Nothing to store'); } return $result; } -use Data::Dumper; -# -------------------------------------------------------------store_aggregates -# Sends hash of values to be incremented in nohist_resourcetracker.db -# for the course. Increments total number of attempts, unique students -# and corrects for each part for an instance of a problem, as appropriate. +=pod + +item store_aggregates() + + Sends hash of values to be incremented in nohist_resourcetracker.db + for the course. Increments total number of attempts, unique students + and corrects for each part for an instance of a problem, as appropriate. + +=cut + sub store_aggregates { my ($symb,$courseid) = @_; - my %aggregate; + my (%aggregate,%anoncounter,%randtrycounter); my @parts; my $cdomain = $env{'course.'.$env{'request.course.id'}.'.domain'}; my $cname = $env{'course.'.$env{'request.course.id'}.'.num'}; @@ -381,28 +905,60 @@ sub store_aggregates { } } foreach my $part (@parts) { - if ($Apache::lonhomework::results{'resource.'.$part.'.award'} - eq 'APPROX_ANS' || - $Apache::lonhomework::results{'resource.'.$part.'.award'} - eq 'EXACT_ANS') { - $aggregate{$symb."\0".$part."\0correct"} = 1; + if ($env{'request.role'} =~/^st/) { + if ($Apache::lonhomework::results{'resource.'.$part.'.award'} + eq 'APPROX_ANS' || + $Apache::lonhomework::results{'resource.'.$part.'.award'} + eq 'EXACT_ANS') { + $aggregate{$symb."\0".$part."\0correct"} = 1; + } + if ($Apache::lonhomework::results{'resource.'.$part.'.tries'} == 1) { + $aggregate{$symb."\0".$part."\0users"} = 1; + } else { + my (undef,$last_reset) = &Apache::grades::get_last_resets($symb,$env{'request.course.id'},[$part]); + if ($last_reset) { + if (&Apache::grades::get_num_tries(\%Apache::lonhomework::history,$last_reset,$part) == 0) { + $aggregate{$symb."\0".$part."\0users"} = 1; + } + } + } + $aggregate{$symb."\0".$part."\0attempts"} = 1; } - if ($Apache::lonhomework::results{'resource.'.$part.'.tries'} == 1) { - $aggregate{$symb."\0".$part."\0users"} = 1; - } else { - my (undef,$last_reset) = &Apache::grades::get_last_resets($symb,$env{'request.course.id'},[$part]); - if ($last_reset) { - if (&Apache::grades::get_num_tries(\%Apache::lonhomework::history,$last_reset,$part) == 0) { - $aggregate{$symb."\0".$part."\0users"} = 1; + if (($Apache::lonhomework::results{'resource.'.$part.'.type'} eq 'anonsurvey') || + ($Apache::lonhomework::results{'resource.'.$part.'.type'} eq 'anonsurveycred') || + ($Apache::lonhomework::results{'resource.'.$part.'.type'} eq 'randomizetry')) { + if ($Apache::lonhomework::results{'resource.'.$part.'.type'} eq 'randomizetry') { + $randtrycounter{$symb."\0".$part} = 1; + } else { + $anoncounter{$symb."\0".$part} = 1; + } + my $needsrelease = $Apache::lonnet::needsrelease{'parameter:type:'.$Apache::lonhomework::results{'resource.'.$part.'.type'}}; + if ($needsrelease) { + my $curr_required = $env{'course.'.$env{'request.course.id'}.'.internal.releaserequired'}; + if ($curr_required eq '') { + &Apache::lonnet::update_released_required($needsrelease); + } else { + my ($currmajor,$currminor) = split(/\./,$curr_required); + my ($needsmajor,$needsminor) = split(/\./,$needsrelease); + if (($currmajor < $needsmajor) || ($currmajor == $needsmajor && $currminor < $needsminor)) { + &Apache::lonnet::update_released_required($needsrelease); + } } } } - $aggregate{$symb."\0".$part."\0attempts"} = 1; } if (keys (%aggregate) > 0) { &Apache::lonnet::cinc('nohist_resourcetracker',\%aggregate, $cdomain,$cname); } + if (keys(%anoncounter) > 0) { + &Apache::lonnet::cput('nohist_anonsurveys',\%anoncounter, + $cdomain,$cname); + } + if (keys(%randtrycounter) > 0) { + &Apache::lonnet::cput('nohist_randomizetry',\%randtrycounter, + $cdomain,$cname); + } } sub checkout_msg { @@ -410,15 +966,14 @@ sub checkout_msg { 'resource'=>'The resource needs to be checked out', 'id_expln'=>'As a resource gets checked out, a unique timestamped ID is given to it, and a permanent record is left in the system.', 'warning'=>'Checking out resources is subject to course policies, and may exclude future credit even if done erroneously.', - 'checkout'=>'Check out Exam for Viewing', - 'checkout?'=>'Check out Exam?'); + 'checkout'=>'Check out Bubblesheet Exam for Viewing', + 'checkout?'=>'Check out Bubblesheet Exam?'); + my $uri = &Apache::lonenc::check_encrypt($env{'request.uri'}); return (<$lt{'resource'}

$lt{'id_expln'}

- -

$lt{'warning'}

-
-
+

$lt{'warning'}

+
@@ -427,16 +982,37 @@ ENDCHECKOUT sub firstaccess_msg { my ($time,$symb)=@_; - my ($map)=&Apache::lonnet::decode_symb($symb); - my $foldertitle=&Apache::lonnet::gettitle($map); - &Apache::lonxml::debug("map is $map title is $foldertitle"); - return (<The resources in "$foldertitle" are open for a limited time. Once you click the 'Show Resource' button below you have $time to complete all resources "$foldertitle". -
+ my $result; + my @interval=&Apache::lonnet::EXT("resource.0.interval"); + if ($interval[1] eq 'map') { + my ($map)=&Apache::lonnet::decode_symb($symb); + my $foldertitle=&Apache::lonnet::gettitle($map); + + &Apache::lonxml::debug("map is $map title is $foldertitle"); + $result .= "

".&mt('The resources in "[_1]" are open for a limited time.',$foldertitle)."

" + .'

'.&mt('Once you click the "Show Resource" button below you have [_2] to complete all resources "[_1]".' + ,$foldertitle,$time)."

"; + } elsif ($interval[1] eq 'course') { + my $course = $env{'course.'.$env{'request.course.id'}.'.description'}; + $result .= "

".&mt('The resources in "[_1]" are open for a limited time.',$course)."

" + .'

'.&mt('Once you click the "Show Resource" button below you have [_2] to complete all resources "[_1]".' + ,$course,$time)."

"; + } else { + my $title=&Apache::lonnet::gettitle($symb); + $result .= "

".&mt('This resource "[_1]" is open for a limited time.',$title)."

" + .'

'.&mt('Once you click the "Show Resource" button below you have [_2] to complete this resource "[_1]".' + ,$title,$time)."

"; + } + my $uri = &Apache::lonenc::check_encrypt($env{'request.uri'}); + my $buttontext = &mt('Show Resource'); + my $timertext = &mt('Start Timer?'); + $result .= (< - + ENDCHECKOUT + return $result; } sub init_problem_globals { @@ -448,21 +1024,22 @@ sub init_problem_globals { if ($type eq 'problem') { $Apache::inputtags::part='0'; @Apache::inputtags::partlist=('0'); - $Apache::lonhomework::problemstatus=&get_problem_status('0'); + &Apache::lonhomework::set_show_problem_status(&get_problem_status('0')); $Apache::lonhomework::ignore_response_errors=0; } elsif ($type eq 'library') { $Apache::inputtags::part=''; @Apache::inputtags::partlist=(); - $Apache::lonhomework::problemstatus=''; + &Apache::lonhomework::reset_show_problem_status(); $Apache::lonhomework::ignore_response_errors=1; } elsif ($type eq 'Task') { $Apache::inputtags::part='0'; @Apache::inputtags::partlist=('0'); - $Apache::lonhomework::problemstatus=''; + &Apache::lonhomework::reset_show_problem_status(); $Apache::lonhomework::ignore_response_errors=1; } + @Apache::functionplotresponse::callscripts=(); @Apache::inputtags::responselist = (); @Apache::inputtags::importlist = (); @Apache::inputtags::previous=(); @@ -473,7 +1050,8 @@ sub init_problem_globals { @Apache::structuretags::whileline=(); $Apache::lonhomework::scantronmode=0; undef($Apache::lonhomework::name); - + undef($Apache::lonhomework::default_type); + undef($Apache::lonhomework::type); } sub reset_problem_globals { @@ -481,10 +1059,19 @@ sub reset_problem_globals { undef(%Apache::lonhomework::history); undef(%Apache::lonhomework::results); undef($Apache::inputtags::part); + if ($type eq 'Task') { + undef($Apache::inputtags::slot_name); + } #don't undef this, lonhomework.pm takes care of this, we use this to #detect if we try to do 2 problems in one file # undef($Apache::lonhomework::parsing_a_problem); undef($Apache::lonhomework::name); + undef($Apache::lonhomework::default_type); + undef($Apache::lonhomework::type); + undef($Apache::lonhomework::scantronmode); + undef($Apache::lonhomework::ignore_response_errors); + undef(@Apache::functionplotresponse::callscripts); + &Apache::lonhomework::reset_show_problem_status(); } sub set_problem_state { @@ -510,7 +1097,7 @@ sub get_problem_status { } sub start_problem { - my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; # We'll use the redirection to fix up printing of duedates. if (!$Apache::lonxml::metamode) { @@ -523,7 +1110,7 @@ sub start_problem { if ( $Apache::inputtags::part ne '' || $Apache::lonhomework::parsing_a_problem) { &Apache::lonxml::error('Only one <problem> allowed in a .problem file'); - #my $bodytext=&Apache::lonxml::get_all_text("/problem",$parser); + #my $bodytext=&Apache::lonxml::get_all_text("/problem",$parser,$style); return ''; } @@ -534,18 +1121,14 @@ sub start_problem { $Apache::lonhomework::scantronmode=1; } - &initialize_storage(); if ($target ne 'analyze') { - if ($target eq 'web') { - &Apache::lonhomework::showhash(%Apache::lonhomework::history); - } - if ($env{'request.state'} eq 'construct') { &set_problem_state('0'); } - $Apache::lonhomework::type=&Apache::lonnet::EXT('resource.0.type'); + my $type = &Apache::lonnet::EXT('resource.0.type'); + $Apache::lonhomework::type=$type; if (($env{'request.state'} eq 'construct') && - defined($env{'form.problemtype'})) { + $env{'form.problemtype'} =~ /\S/) { $Apache::lonhomework::type=$env{'form.problemtype'}; } - &Apache::lonxml::debug("Found this to be of type :$Apache::ltonhomework::type:"); + &Apache::lonxml::debug("Found this to be of type :$Apache::lonhomework::type:"); } if ($Apache::lonhomework::type eq '' ) { my $uri=$env{'request.uri'}; @@ -559,101 +1142,200 @@ sub start_problem { } $Apache::lonhomework::default_type = $Apache::lonhomework::type; + &initialize_storage(); + if ($target ne 'analyze' + && $env{'request.state'} eq 'construct') { + &set_problem_state('0'); + } + + if ($target eq 'web') { + &Apache::lonxml::debug(" grading history "); + &Apache::lonhomework::showhash(%Apache::lonhomework::history); + } + #added vars to the scripting enviroment my $expression='$external::part=\''.$Apache::inputtags::part.'\';'; $expression.='$external::type=\''.$Apache::lonhomework::type.'\';'; &Apache::run::run($expression,$safeeval); my $status; my $accessmsg; + my $resource_due; + + my $name= &get_resource_name($parstack,$safeeval); + my ($result,$form_tag_start,$slot_name,$slot); + + if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || + $target eq 'tex') { + if ($env{'form.markaccess'}) { + my @interval=&Apache::lonnet::EXT("resource.0.interval"); + &Apache::lonnet::set_first_access($interval[1]); + } + + ($status,$accessmsg,$slot_name,$slot) = + &Apache::lonhomework::check_slot_access('0','problem'); + push (@Apache::inputtags::status,$status); + } + + if ($target eq 'web' || $target eq 'webgrade' || $target eq 'tex' + || $target eq 'edit') { + ($result,$form_tag_start) = + &page_start($target,$token,$tagstack,$parstack,$parser,$safeeval, + $name); + } - #should get back a or the neccesary stuff to start XML/MathML - my ($result,$head_tag_start,$body_tag_start,$form_tag_start)= - &page_start($target,$token,$tagstack,$parstack,$parser,$safeeval); if ($target eq 'tex' and $env{'request.symb'} =~ m/\.page_/) {$result='';} - if ($target eq 'analyze') { my $rndseed=&setup_rndseed($safeeval); } + if ($target eq 'analyze') { my $rndseed=&setup_rndseed($safeeval,$target); } if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || $target eq 'tex') { - #handle exam checkout - if ($Apache::lonhomework::type eq 'exam') { - my $token= - $Apache::lonhomework::history{"resource.0.outtoken"}; - if (($env{'form.doescheckout'}) && (!$token)) { - $token=&Apache::lonxml::maketoken(); - $Apache::lonhomework::history{"resource.0.outtoken"}= - $token; - } - $body_tag_start.=&Apache::lonxml::printtokenheader($target,$token); - } - if ($env{'form.markaccess'}) { - &Apache::lonnet::set_first_access('map'); - } + #handle rand seed in construction space - my $rndseed=&setup_rndseed($safeeval); - my ($symb)=&Apache::lonxml::whichuser(); - if ($env{'request.state'} ne "construct" && $symb eq '') { + my $rndseed=&setup_rndseed($safeeval,$target); + my ($symb)=&Apache::lonnet::whichuser(); + + if ($env{'request.state'} ne "construct" && + ($symb eq '' || $Apache::lonhomework::type eq 'practice')) { $form_tag_start.=''. ''. + value="'.&mt('New Problem Variation').'" />'; + if (exists($env{'form.username'})) { + $form_tag_start.= ''; - if ($env{'user.adv'}) { - $form_tag_start.= - ' '; } + if ($Apache::lonhomework::type eq 'practice') { + $form_tag_start.=&practice_problem_header(); + } $form_tag_start.='
'; - } - ($status,$accessmsg) = &Apache::lonhomework::check_access('0'); - push (@Apache::inputtags::status,$status); + } elsif (($env{'request.state'} ne "construct") && + ($Apache::lonhomework::type eq 'randomizetry') && + ($status eq 'CAN_ANSWER')) { + my $reqtries = &Apache::lonnet::EXT("resource.$Apache::inputtags::part.randomizeontries"); + my $problemstatus = &get_problem_status($Apache::inputtags::part); + $form_tag_start.=&randomizetry_problem_header($problemstatus,$reqtries); + } + my $expression='$external::datestatus="'.$status.'";'; $expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.0.solved"}.'";'; &Apache::run::run($expression,$safeeval); &Apache::lonxml::debug("Got $status"); + if (( $status eq 'CLOSED' ) || ( $status eq 'UNCHECKEDOUT') || ( $status eq 'NOT_YET_VIEWED') || ( $status eq 'BANNED') || ( $status eq 'UNAVAILABLE') || + ( $status eq 'NOT_IN_A_SLOT') || + ( $status eq 'NOTRESERVABLE') || + ( $status eq 'RESERVABLE') || + ( $status eq 'RESERVABLE_LATER') || ( $status eq 'INVALID_ACCESS')) { - my $bodytext=&Apache::lonxml::get_all_text("/problem",$parser); + my $bodytext=&Apache::lonxml::get_all_text("/problem",$parser, + $style); if ( $target eq "web" ) { - $result.= $head_tag_start.''; - my $msg=$body_tag_start; + my $msg; if ($status eq 'UNAVAILABLE') { - $msg.='

'.&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'

'; + $msg.='

'.&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'

'; + } elsif ($status eq 'NOT_IN_A_SLOT') { + $msg.='

'.&mt('You are not currently signed up to work at this time and/or place.').'

'; + } elsif (($status eq 'RESERVABLE') || ($status eq 'RESERVABLE_LATER') || + ($status eq 'NOTRESERVABLE')) { + $msg.='

'.&mt('Access requires reservation to work at specific time/place.').'

'; } elsif ($status ne 'NOT_YET_VIEWED') { - $msg.='

'.&mt('Not open to be viewed').'

'; - } + $msg.='

'.&mt('Not open to be viewed').'

'; + } if ($status eq 'CLOSED' || $status eq 'INVALID_ACCESS') { - $msg.='The problem '.$accessmsg; + $msg.=&mt('The problem ').$accessmsg; } elsif ($status eq 'UNCHECKEDOUT') { - $msg.=&checkout_msg; + $msg.=&checkout_msg(); } elsif ($status eq 'NOT_YET_VIEWED') { $msg.=&firstaccess_msg($accessmsg,$symb); + } elsif ($status eq 'NOT_IN_A_SLOT') { + $msg.=&Apache::bridgetask::add_request_another_attempt_button("Sign up for time to work"); + } elsif ($status eq 'RESERVABLE') { + $msg.=&mt('Available to make a reservation.').' '.&mt('Reservation window closes [_1].', + &Apache::lonnavmaps::timeToHumanString($accessmsg,'end')). + '
'. + &Apache::bridgetask::add_request_another_attempt_button("Sign up for time to work"); + } elsif ($status eq 'RESERVABLE_LATER') { + $msg.=&mt('Window to make a reservation will open [_1].', + &Apache::lonnavmaps::timeToHumanString($accessmsg,'start')); + } elsif ($status eq 'NOTRESERVABLE') { + $msg.=&mt('Not available to make a reservation.'); } $result.=$msg.'
'; } elsif ($target eq 'tex') { - $result.='\begin{document}\noindent \vskip 1 mm \begin{minipage}{\textwidth}\vskip 0 mm'; + my $startminipage = ($env{'form.problem_split'}=~/yes/i)? '' + : '\begin{minipage}{\textwidth}'; + $result.='\noindent \vskip 1 mm '. + $startminipage.'\vskip 0 mm'; if ($status eq 'UNAVAILABLE') { $result.=&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'\vskip 0 mm '; } else { $result.=&mt('Problem is not open to be viewed. It')." $accessmsg \\vskip 0 mm "; } } + } elsif ($status eq 'NEEDS_CHECKIN') { + my $bodytext=&Apache::lonxml::get_all_text("/problem",$parser, + $style); + if ($target eq 'web') { + $result .= + &Apache::bridgetask::proctor_validation_screen($slot); + } elsif ($target eq 'grade') { + &Apache::bridgetask::proctor_check_auth($slot_name,$slot, + 'problem'); + } } elsif ($target eq 'web') { - my $name= &get_resource_name($parstack,$safeeval); - $result.="$head_tag_start$name - $body_tag_start \n $form_tag_start". + if ($status eq 'CAN_ANSWER') { + $resource_due = &Apache::lonhomework::due_date(0, $env{'request.symb'}); + if ($slot_name ne '') { + my $checked_in = + $Apache::lonhomework::history{'resource.0.checkedin'}; + if ($checked_in eq '') { + # unproctored slot access, self checkin + &Apache::bridgetask::check_in('problem',undef,undef, + $slot_name); + $checked_in = + $Apache::lonhomework::results{"resource.0.checkedin"}; + } + if ((ref($slot) eq 'HASH') && ($checked_in ne '')) { + if ($slot->{'starttime'} < time()) { + if (!$resource_due) { + $resource_due = $slot->{'endtime'}; + } elsif ($slot->{'endtime'} < $resource_due) { + $resource_due = $slot->{'endtime'}; + } + } + } + } + if ($resource_due) { + my $time_left = $resource_due - time(); + if ($resource_due && ($time_left > 0) && ($target eq 'web')) { + $result .= &Apache::lonhtmlcommon::set_due_date($resource_due); + } + } + } + $result.="\n $form_tag_start \t". ''; # create a page header and exit if ($env{'request.state'} eq "construct") { $result.= &problem_web_to_edit_header($env{'form.rndseed'}); + if ($Apache::lonhomework::type eq 'practice') { + $result.= ''. + &practice_problem_header().'
'; + } } # if we are viewing someone else preserve that info if (defined $env{'form.grade_symb'}) { @@ -661,21 +1343,30 @@ sub start_problem { $result .= ''."\n"; } + foreach my $field ('trial','questiontype') { + if ($env{"form.grade_$field"} ne '') { + $result .= ''."\n"; + } + } } + if ($env{'form.grade_imsexport'}) { + $result = ''; + } } elsif ($target eq 'tex') { $result .= 'INSERTTEXFRONTMATTERHERE'; + $result .= &select_metadata_hyphenation(); + } } elsif ($target eq 'edit') { - $result.=$head_tag_start."".$body_tag_start.$form_tag_start. - &problem_edit_header(); + $result .= $form_tag_start.&problem_edit_header(); $Apache::lonxml::warnings_error_header= &mt("Editor Errors - these errors might not effect the running of the problem, but they will likely cause problems with further use of the Edit mode. Please use the EditXML mode to fix these errors.")."
"; my $temp=&Apache::edit::insertlist($target,$token); $result.=$temp; } elsif ($target eq 'modified') { $result=$token->[4]; - $result.=&Apache::edit::handle_insert(); } else { # page_start returned a starting result, delete it if we don't need it $result = ''; @@ -689,10 +1380,10 @@ sub end_problem { if (!$Apache::lonxml::metamode) { $result = &Apache::lonxml::endredirection(); #started in &start_problem + $Apache::lonxml::post_evaluate=0; } if ($target eq 'tex') { - # Figure out the front matter and replace the # INSERTTEXFRONTMATTERHERE in result with it. note that we do # this in end_problem because whether or not we display due @@ -721,7 +1412,8 @@ sub end_problem { $allow_print_points=0; } my $name_of_resourse= &Apache::lonxml::latex_special_symbols(&get_resource_name($parstack,$safeeval),'header'); - my $begin_doc='\begin{document} \typeout{STAMPOFPASSEDRESOURCESTART Resource

"'.$name_of_resourse.'"

located in
'.$env{'request.uri'}.'
STAMPOFPASSEDRESOURCEEND} \noindent '; + my $begin_doc=' \typeout{STAMPOFPASSEDRESOURCESTART Resource

"'.$name_of_resourse.'"

located in
'.$env{'request.uri'}.'
STAMPOFPASSEDRESOURCEEND} \noindent '; + &clear_required_languages(); my $toc_line='\vskip 1 mm\noindent '.$startminipage. '\addcontentsline{toc}{subsection}{'.$name_of_resourse.'}'; @@ -731,6 +1423,8 @@ sub end_problem { my $duetime = &Apache::lonnet::EXT("resource.$id.duedate"); my $duedate = POSIX::strftime("%c",localtime($duetime)); + my $duedate_text = &mt('Due date: [_1]' + ,&Apache::lonlocal::locallocaltime($duetime)); my $temp_file; my $filename = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.due"; @@ -762,20 +1456,24 @@ sub end_problem { if (not $env{'request.symb'} =~ m/\.page_/) { if(not $duedate=~m/1969/ and $Apache::lonhomework::type ne 'exam') { $frontmatter .= $begin_doc. - '\textit{Due date: '.$duedate.'} '.$toc_line; + '\textit{'.$duedate_text.'} '.$toc_line; } else { $frontmatter.= $begin_doc.$toc_line; - if ($Apache::lonhomework::type eq 'exam' and $allow_print_points==1) { $frontmatter .= '\fbox{\textit{'.$weight.' pt}}';} + if ($Apache::lonhomework::type eq 'exam' and $allow_print_points==1) { + $frontmatter .= '\fbox{\textit{'.&mt('[quant,_1,pt,pt]',$weight ).'}}'; + } } } else { - $frontmatter .= '\vskip 1mm\textit{Due date: '.$duedate.'} \\\\\\\\'; + $frontmatter .= '\vskip 1mm\textit{'.$duedate_text.'} \\\\\\\\'.$startminipage; } } else { if (not $env{'request.symb'} =~ m/\.page_/) { $frontmatter .= $begin_doc.$toc_line; - if (($Apache::lonhomework::type eq 'exam') and ($allow_print_points==1)) { $frontmatter .= '\fbox{\textit{'.$weight.' pt}}';} + if (($Apache::lonhomework::type eq 'exam') and ($allow_print_points==1)) { + $frontmatter .= '\fbox{\textit{'.&mt('[quant,_1,pt,pt]',$weight ).'}}'; + } } else { - $frontmatter .= '\vskip 1mm \\\\\\\\'; + $frontmatter .= '\vskip 1mm \\\\\\\\'.$startminipage; } } $result =~ s/INSERTTEXFRONTMATTERHERE/$frontmatter/; @@ -788,13 +1486,16 @@ sub end_problem { # if part is zero, no s existed, so we need to the grading if ($status eq 'CAN_ANSWER' ||$Apache::lonhomework::scantronmode) { &Apache::inputtags::grade; + } elsif ($status eq 'NEEDS_CHECKIN') { + # no need to grade, and don't want to hide data } else { # move any submission data to .hidden &Apache::inputtags::hidealldata($Apache::inputtags::part); } } elsif ( ($target eq 'web' || $target eq 'tex') && $Apache::inputtags::part eq '0' && - $status ne 'UNCHECKEDOUT' && $status ne 'NOT_YET_VIEWED') { + $status ne 'UNCHECKEDOUT' && $status ne 'NOT_YET_VIEWED' + && !$env{'form.grade_imsexport'}) { # if part is zero, no s existed, so we need show the current # grading status my $gradestatus = &Apache::inputtags::gradestatus($Apache::inputtags::part,$target); @@ -804,13 +1505,19 @@ sub end_problem { (($target eq 'web') && ($env{'request.state'} ne 'construct')) || ($target eq 'answer') || ($target eq 'tex') ) { - if ($target ne 'tex' && - $env{'form.answer_output_mode'} ne 'tex') { + if (($target ne 'tex') && + ($env{'form.answer_output_mode'} ne 'tex') && + (!$env{'form.grade_imsexport'})) { $result.=""; - $result.=&Apache::lonhtmlcommon::htmlareaselectactive(@Apache::lonxml::htmlareafields); } if ($target eq 'web') { - $result.=&Apache::lonxml::xmlend().''; + # + # Closing not added by end_page(). + # Added separately at end of this routine, after added + # so document will be valid xhtml. + # + $result.= &Apache::loncommon::end_page({'discussion' => 1, + 'notbody' => 1}); } elsif ($target eq 'tex') { my $endminipage = ''; if (not $env{'form.problem_split'}=~/yes/) { @@ -818,24 +1525,26 @@ sub end_problem { } if ($env{'form.print_discussions'} eq 'yes') { $result.=&Apache::lonxml::xmlend($target,$parser); - $result=~s/<\/html>//; } else { $result .= '\keephidden{ENDOFPROBLEM}\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}'; if (not $env{'request.symb'} =~ m/\.page_/) { $result .= $endminipage.'\end{document} '; } else { - $result .= ''; + $result .= $endminipage; } } } } + if ($target eq 'web') { + $result.=&Apache::functionplotresponse::init_script(); + } if ($target eq 'grade') { &Apache::lonhomework::showhash(%Apache::lonhomework::results); &finalize_storage(); } if ($target eq 'answer' && ($env{'request.state'} eq 'construct') && $env{'form.answer_output_mode'} ne 'tex') { - $result.=&Apache::lonxml::xmlend().''; + $result.=&Apache::loncommon::end_page({'discussion' => 1}); # normally we get it from above, but in CSTR # we always show answer mode too. } @@ -851,7 +1560,6 @@ sub end_problem { $result .= &problem_edit_footer(); } elsif ($target eq 'modified') { $result .= $token->[2]; - $result.=&Apache::edit::handle_insertafter($token->[1]); } if ($env{'request.state'} eq 'construct' && $target eq 'web') { @@ -860,37 +1568,55 @@ sub end_problem { &reset_problem_globals('problem'); + # + # This shouild be just above the return so that the + # time put in the javascript is as late as possible in the + # computation: + # + if ($target eq 'web') { + $result .= &Apache::lonhtmlcommon::set_compute_end_time(); + # + # Closing tags delayed so any tags + # not in head can appear inside body, for valid xhtml. + # + $result .= "\n"; + } return $result; } sub start_library { my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; - my ($result,$head_tag_start,$body_tag_start,$form_tag_start); - if ($$tagstack[0] eq 'library') { + my ($result,$form_tag_start); + if ($#$tagstack eq 0 && $$tagstack[0] eq 'library') { &init_problem_globals('library'); $Apache::lonhomework::type='problem'; } if ($target eq 'edit') { - ($result,$head_tag_start,$body_tag_start,$form_tag_start)= - &page_start($target,$token,$tagstack,$parstack,$parser,$safeeval); - $result.=$head_tag_start."".$body_tag_start.$form_tag_start. - &problem_edit_header(); + ($result,$form_tag_start)= + &page_start($target,$token,$tagstack,$parstack,$parser,$safeeval, + 'Edit'); + $result.=$form_tag_start.&problem_edit_header(); my $temp=&Apache::edit::insertlist($target,$token); $result.=$temp; } elsif ($target eq 'modified') { $result=$token->[4]; - $result.=&Apache::edit::handle_insert(); - } elsif ($target eq 'web' && $$tagstack[0] ne 'problem' && - $env{'request.state'} eq "construct" ) { - ($result,$head_tag_start,$body_tag_start,$form_tag_start)= - &page_start($target,$token,$tagstack,$parstack,$parser,$safeeval); + } elsif (($target eq 'web' || $target eq 'webgrade') + && ($#$tagstack eq 0 && $$tagstack[0] eq 'library') + && $env{'request.state'} eq "construct" ) { my $name=&get_resource_name($parstack,$safeeval); - my $rndseed=&setup_rndseed($safeeval); - $result.="$head_tag_start$name - $body_tag_start \n $form_tag_start". + ($result,$form_tag_start)= + &page_start($target,$token,$tagstack,$parstack,$parser,$safeeval, + $name); + my $rndseed=&setup_rndseed($safeeval,$target); + $result.=" \n $form_tag_start". ''; $result.=&problem_web_to_edit_header($rndseed); + if ($Apache::lonhomework::type eq 'practice') { + $result.= ''. + &practice_problem_header().'
'; + } } return $result; } @@ -900,32 +1626,37 @@ sub end_library { my $result=''; if ($target eq 'edit') { $result=&problem_edit_footer(); - } elsif ($target eq 'web' && $$tagstack[0] ne 'problem' && - $env{'request.state'} eq "construct") { - $result.=''.&Apache::loncommon::endbodytag(). - &Apache::lonxml::xmlend(); + } elsif ($target eq 'web' + && ($#$tagstack eq 0 && $$tagstack[0] eq 'library') + && $env{'request.state'} eq "construct") { + $result.=''.&Apache::loncommon::end_page({'discussion' => 1}); + } + if ( $#$tagstack eq 0 && $$tagstack[0] eq 'library') { + &reset_problem_globals('library'); } - if ($$tagstack[0] eq 'library') { &reset_problem_globals('library') }; return $result; } sub start_definetag { - my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; my $result; my $name = $token->[2]->{'name'}; - my $skip=&Apache::lonxml::get_all_text("/definetag",$parser); - if ($name=~/^\//) { - $result= - '
'; - } else { - $result= - '
END '.$name.'
'; + my $skip=&Apache::lonxml::get_all_text("/definetag",$parser,$style); + if ($target eq 'web') { + if ($name=~/^\//) { + $result= + '
BEGIN '.$name.'
'; + } else { + $result= + '
'. + &mt('END [_1]'.''.$name.'').'
'; + } + $skip = &HTML::Entities::encode($skip, '<>&"'); + $result.='
'. + &mt('BEGIN [_1]'.''.$name.'').'
'.$skip.'
'; } - $skip=~s/\/\>\;/gs; - $result.='
'.$skip.'
'; return $result; } @@ -938,10 +1669,10 @@ sub start_block { my $result; - if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || - $target eq 'tex' || $target eq 'analyze') { + if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || + $target eq 'tex' || $target eq 'analyze' || $target eq 'webgrade') { my $code = $token->[2]->{'condition'}; - if (defined($code)) { + if (defined($code) && $code ne '') { if (!$Apache::lonxml::default_homework_loaded) { &Apache::lonxml::default_homework_load($safeeval); } @@ -976,35 +1707,101 @@ sub end_block { } return $result; } - +# +# +# ... +# +# +# This declares the intent to provide content that can be rendered in the +# set of languages in the include specificatino but not in the exclude +# specification. If a currently preferred language is in the include list +# the content in the ... is rendered +# If the currently preferred language is in the exclude list, +# the content in the ..>[2]->{'include'}; my $exclude = $token->[2]->{'exclude'}; - my %languages=&Apache::loncommon::display_languages(); - $result='1'; - if ($include) { - $result=''; - foreach (split(/\,/,$include)) { - if ($languages{$_}) { $result='1'; } - } - } - if ($exclude) { - foreach (split(/\,/,$exclude)) { - if ($languages{$_}) { $result='0'; } - } + my @preferred_languages=&Apache::lonlocal::preferred_languages(); + + # This should not even happen, since we should at least have the server language + + if (!$preferred_languages[0]) { + $preferred_languages[0]='en'; } - if ( ! $result ) { + + # Now loop over all languages in order of preference + + my $render; + foreach my $preferred_language (@preferred_languages) { + + # If neither include/nor exlude is present the block is going + # to get rendered. + + my $found=0; + $render=1; + + # If include is specified, don't render the block + # unless the preferred language is included in the set. + + if ($include) { + $render=0; + foreach my $included_language (split(/\,/,$include)) { + if ($included_language eq $preferred_language) { + $render=1; + $found=1; + last; # Only need to find the first. + } + } + } + # Do we have an exclude argument? + # If so, and one of the languages matches a preferred language + # inhibit rendering the block. Note that in the pathalogical case the + # author has specified a preferred language in both the include and exclude + # attribte exclude is preferred. + + if ($exclude) { + $render=1; + foreach my $excluded_language (split(/\,/,$exclude)) { + if ($excluded_language eq $preferred_language) { + $render=0; + $found=1; + last; # Only need to find the first. + } + } + } + if ($found) { + last; # Done on any match of include or exclude. + } + } + # If $render not true skip the entire block until + # + + if ( ! $render ) { my $skip=&Apache::lonxml::get_all_text("/languageblock",$parser, $style); &Apache::lonxml::debug("skipping ahead :$skip: $$parser[-1]"); } - $result=''; + # If $render is true, we've not skipped the contents of the + # and the normal loncapa processing flow will render it as a matter of course. + } elsif ($target eq 'edit') { $result .=&Apache::edit::tag_start($target,$token); $result .=&Apache::edit::text_arg(&mt('Include Language:'),'include', @@ -1029,15 +1826,155 @@ sub end_languageblock { } return $result; } +# languagblock specific tags: +{ + # For chunks of a resource that has translations, this hash contains + # the translations available indexed by language name. + # + + my %available_texts; + + # starts a block of a resource that has multiple translations. + # See the tag as well. + # When is encountered if there is a translation for the + # currently preferred language, that is rendered inthe web/tex/webgrade + # targets. Otherwise, the default text is rendered. + # + # Note that is only registered for the duration of the + # ... block + # + # Pathalogical case handling: + # - If there is no that specifies a 'default' and there is no + # translation that matches a preferred language, nothing is rendered. + # - Nested ... might be linguistically supported by + # XML due to the stack nature of tag registration(?) however the rendered + # output will be incorrect because there is only one %available_texts + # has and end_translated clears it. + # - Material outside of a ... block within the + # ... block won't render either e.g.: + # + # The following will be in your preferred langauge: + # + # This section in english + # + # + # Hier es ist auf Deutsch. + # + # + # En Francais + # + # + # + # The introductory text prior to the first tag is not rendered. + # + sub start_translated { + my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; + &Apache::lonxml::register('Apache::structuretags',('lang')); + undef(%available_texts); + } + + sub end_translated { + my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; + my $result; + #show the translation on viewable targets + if ($target eq 'web' || $target eq 'tex' || $target eq 'webgrade'|| + # or non-viewable targets, if it's embedded in something that + # wants the output + (($target eq 'answer' || $target eq 'analyze'|| $target eq 'grade') + && &Apache::lonxml::in_redirection() ) ) { + my @possibilities = keys(%available_texts); + my $which = + &Apache::loncommon::languages(\@possibilities) || 'default'; + if ($target eq 'tex') { + $result = &select_hyphenation($which); + } + $result .= $available_texts{$which}; + if ($target eq 'tex') { + $result .= &select_metadata_hyphenation(); # Restore original language. + } + } + undef(%available_texts); + &Apache::lonxml::deregister('Apache::structuretags',('lang')); + return $result; + } + + # + # Specifies that the block contained within it is a translation + # for a specific language specified by the 'which' attribute. The + # 'other' attribute can be used by itself or in conjunction with + # which to specify this tag _may_ be used as a translation for some + # list of languages. e.g.: + # specifying that the block provides a translation for US (primary) + # Canadian, Australian and UK Englush. + # + # Comment: this seems a bit silly why not just support a list of languages + # e.g. and ditch the other attribute? + # + # Effect: + # The material within the .. block is stored in the + # specified set of $available_texts hash entries, the appropriate one + # is selected at time. + # + # Pathalogical case handling: + # If a language occurs multiple times within a block, + # only the last one is rendered e.g.: + # + # + # + # Red green color blindness is quite common affecting about 7.8% of + # the male population, but onloy about .65% of the female population. + # + # Red green colour blindness is quite common affecting about 7.8% of + # the male population, but onloy about .65% of the female population. + # + # + # + # renders the correct spelling of color (colour) for people who have specified + # a preferred language that is one of the British Commonwealth languages + # even though those are also listed as valid selections for the US english + # block. + # + sub start_lang { + my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; + if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || + $target eq 'tex' || $target eq 'analyze' || $target eq 'webgrade') { + &Apache::lonxml::startredirection(); + } + return ''; + } + + sub end_lang { + my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; + if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || + $target eq 'tex' || $target eq 'analyze' || $target eq 'webgrade') { + my $result = &Apache::lonxml::endredirection(); + my $which = &Apache::lonxml::get_param('which',$parstack, + $safeeval); + if ($which=~/\w/) { + $available_texts{$which} = $result; + } + my $otherlangs = &Apache::lonxml::get_param('other',$parstack, + $safeeval); + foreach my $language (split(/\s*\,\s*/,$otherlangs)) { + if ($language=~/\w/) { + $available_texts{$language} = $result; + } + } + + } + return ''; + } +} # end langauge block specific tags. + sub start_instructorcomment { my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; my $result; - if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || - $target eq 'tex' || $target eq 'analyze') { - $result=($env{'request.role'}=~/^(in|cc|au|ca|li)/); + if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || + $target eq 'tex' || $target eq 'analyze' || $target eq 'webgrade') { + $result=($env{'request.role'}=~/^(in|cc|co|au|ca|li)/); if ( (! $result) or ($env{'form.instructor_comments'} eq 'hide')) { my $skip=&Apache::lonxml::get_all_text("/instructorcomment", $parser,$style); @@ -1061,11 +1998,11 @@ sub end_instructorcomment { } sub start_while { - my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; my $result; - if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || - $target eq 'tex' || $target eq 'analyze') { + if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || + $target eq 'tex' || $target eq 'analyze' || $target eq 'webgrade') { my $code = $token->[2]->{'condition'}; push( @Apache::structuretags::whileconds, $code); @@ -1073,7 +2010,7 @@ sub start_while { &Apache::lonxml::default_homework_load($safeeval); } my $result = &Apache::run::run($code,$safeeval); - my $bodytext=&Apache::lonxml::get_all_text("/while",$parser); + my $bodytext=&Apache::lonxml::get_all_text("/while",$parser,$style); push( @Apache::structuretags::whilebody, $bodytext); push( @Apache::structuretags::whileline, $token->[5]); &Apache::lonxml::debug("s code $code got -$result-"); @@ -1097,8 +2034,8 @@ sub end_while { my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; my $result; - if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || - $target eq 'tex' || $target eq 'analyze') { + if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || + $target eq 'tex' || $target eq 'analyze' || $target eq 'webgrade') { my $code = pop(@Apache::structuretags::whileconds); my $bodytext = pop(@Apache::structuretags::whilebody); my $line = pop(@Apache::structuretags::whileline); @@ -1108,13 +2045,20 @@ sub end_while { while ($return) { if (time-$starttime > $Apache::lonnet::perlvar{'lonScriptTimeout'}) { - #$return = 0; $error=1; next; + $return = 0; $error=1; next; } $result.=&Apache::scripttag::xmlparse($bodytext); + if ($target eq 'grade' || $target eq 'answer' || + $target eq 'analyze') { + # grade/answer/analyze should produce no output but if we + # are redirecting, the redirecter should know what to do + # with the output + if (!$Apache::lonxml::redirection) { undef($result); } + } $return = &Apache::run::run($code,$safeeval); } if ($error) { - &Apache::lonxml::error('
'.&mt('Code ran too long. It ran for more than').' '.$Apache::lonnet::perlvar{'lonScriptTimeout'}.' '.&mt('seconds occured while running <while> on line').' '.$line.'
'); + &Apache::lonxml::error('
'.&mt('Code ran too long. It ran for more than').' '.$Apache::lonnet::perlvar{'lonScriptTimeout'}.' '.&mt('seconds occurred while running <while> on line').' '.$line.'
'); } } elsif ($target eq "edit") { $result.= &Apache::edit::tag_end($target,$token,''); @@ -1129,10 +2073,10 @@ sub end_while { # ... # sub start_randomlist { - my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; my $result; - if ($target eq 'answer' || $target eq 'grade' || $target eq 'web' || - $target eq 'tex' || $target eq 'analyze') { + if ($target eq 'answer' || $target eq 'grade' || $target eq 'web' || + $target eq 'tex' || $target eq 'analyze' || $target eq 'webgrade') { my $body= &Apache::lonxml::get_all_text("/randomlist",$parser); my $b_parser= HTML::LCParser->new(\$body); $b_parser->xml_mode(1); @@ -1168,6 +2112,20 @@ sub start_randomlist { my $showarg=&Apache::lonxml::get_param('show',$parstack,$safeeval); $showarg--; if ( ($showarg >= 0) && ($showarg < $show) ) { $show = $showarg; } + if (($target eq 'analyze') && ($env{'form.check_parts_withrandomlist'})) { + my @currlist; + my $part = $Apache::inputtags::part; + if ($part ne '') { + if (ref($Apache::lonhomework::analyze{'parts_withrandomlist'}) eq 'ARRAY') { + my @currlist = @{$Apache::lonhomework::analyze{'parts_withrandomlist'}}; + if (!(grep(/^\Q$part\E$/,@currlist))) { + push(@{$Apache::lonhomework::analyze{'parts_withrandomlist'}},$part); + } + } else { + push(@{$Apache::lonhomework::analyze{'parts_withrandomlist'}},$part); + } + } + } for(0 .. $show) { $bodytext .= "$randomlist[ $idx_arr[$_] ]"; } @@ -1221,21 +2179,65 @@ sub ordered_show_check { return $in_order_show; } -sub start_part { + +sub start_startpartmarker { + my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; + my $result=''; + if ($target eq 'edit') { + $result=&Apache::edit::tag_start($target,$token); + $result.=&mt('Marker for the start of a part. Place end marker below to wrap in-between tags into a new part.').''; + $result.=&Apache::edit::end_table(); + + } + return $result; +} + +sub end_startpartmarker { + my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; + my @result; + if ($target eq 'edit') { $result[1]='no'; } + return @result; +} + +sub start_endpartmarker { my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; + my $result=''; + if ($target eq 'edit') { + $result=&Apache::edit::tag_start($target,$token); + $result.=&mt('Marker for the end of a part. Place start marker above to wrap in-between tags into a new part.').''; + $result.=&Apache::edit::end_table(); + + } + return $result; +} + +sub end_endpartmarker { + my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; + my @result; + if ($target eq 'edit') { $result[1]='no'; } + return @result; +} + + + + + +sub start_part { + my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; if (!$Apache::lonxml::metamode) { &Apache::lonxml::startredirection(); # we'll use redirection to fix up # duedates. } my $result=''; - my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval); - if ($id =~ /^\s*$/) { $id = $Apache::lonxml::curdepth; } + my $id= &Apache::lonxml::get_id($parstack,$safeeval); $Apache::inputtags::part=$id; push(@Apache::inputtags::partlist,$id); @Apache::inputtags::response=(); @Apache::inputtags::previous=(); @Apache::inputtags::previous_version=(); - $Apache::lonhomework::problemstatus=&get_problem_status($id); + &Apache::lonhomework::set_show_problem_status(&get_problem_status($id)); + &Apache::response::reset_params(); + my $hidden=&Apache::loncommon::check_if_partid_hidden($Apache::inputtags::part); my $newtype=&Apache::lonnet::EXT("resource.$id.type"); if ($newtype) { $Apache::lonhomework::type=$newtype; } @@ -1251,7 +2253,7 @@ sub start_part { } elsif ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || $target eq 'tex') { if ($hidden || !$in_order_show) { - my $bodytext=&Apache::lonxml::get_all_text("/part",$parser); + my $bodytext=&Apache::lonxml::get_all_text("/part",$parser,$style); } else { my ($status,$accessmsg) = &Apache::lonhomework::check_access($id); push (@Apache::inputtags::status,$status); @@ -1267,7 +2269,8 @@ sub start_part { ( $status eq 'BANNED') || ( $status eq 'UNAVAILABLE') || ( $status eq 'INVALID_ACCESS')) { - my $bodytext=&Apache::lonxml::get_all_text("/part",$parser); + my $bodytext=&Apache::lonxml::get_all_text("/part",$parser, + $style); if ( $target eq "web" ) { $result="
".&mt('Part is not open to be viewed. It')." $accessmsg
"; } elsif ( $target eq 'tex' ) { @@ -1281,7 +2284,7 @@ sub start_part { if ($target eq 'tex') { if (not $env{'form.problem_split'}=~/yes/) { if ($$tagstack[-2] eq 'td') { - $result.='\vskip 0 mm \noindent \begin{minipage}{\textwidth}\noindent'; + $result.='\noindent \begin{minipage}{\textwidth}\noindent'; } else { $result.='\noindent \end{minipage}\vskip 0 mm \noindent \begin{minipage}{\textwidth}\noindent'; } @@ -1303,9 +2306,31 @@ sub start_part { '.disableexampointprint'}) eq 'yes') { $allow_print_points=0; } - if (($Apache::lonhomework::type eq 'exam') && ($allow_print_points)) { $result .= '\fbox{\textit{'.$weight.' pt}}';} + if (($Apache::lonhomework::type eq 'exam') && ($allow_print_points)) { + $result .= '\vskip 10mm\fbox{\textit{'.&mt('[quant,_1,pt,pt]',$weight ).'}}'; + + } } elsif ($target eq 'web') { - $result.=''; + if ($status eq 'CAN_ANSWER') { + my $problemstatus = &get_problem_status($Apache::inputtags::part); + my $probrandomize = &Apache::lonnet::EXT("resource.$Apache::inputtags::partlist[0].type"); + my $probrandtries = &Apache::lonnet::EXT("resource.$Apache::inputtags::partlist[0].randomizeontries"); + my $num = scalar(@Apache::inputtags::partlist)-1; + if ($probrandomize eq 'randomizetry') { + if (&Apache::lonnet::EXT("resource.$Apache::inputtags::part.type") ne 'randomizetry') { + $result .= &randomizetry_part_header($problemstatus,'none',$num); + } else { + my $reqtries = &Apache::lonnet::EXT("resource.$Apache::inputtags::part.randomizeontries"); + if ($probrandtries ne $reqtries) { + $result .= &randomizetry_part_header($problemstatus,$reqtries,$num); + } + } + } elsif (&Apache::lonnet::EXT("resource.$Apache::inputtags::part.type") eq 'randomizetry') { + my $reqtries = &Apache::lonnet::EXT("resource.$Apache::inputtags::part.randomizeontries"); + $result .= &randomizetry_part_header($problemstatus,$reqtries,$num); + } + } + $result.=''; } } } @@ -1323,7 +2348,6 @@ sub start_part { #limiting ids to only letters numbers, and space $token->[2]->{'id'}=~s/[^A-Za-z0-9 ]//gs; $result = &Apache::edit::rebuild_tag($token); - $result.=&Apache::edit::handle_insert(); } } return $result; @@ -1338,6 +2362,7 @@ sub end_part { my $result; if (!$Apache::lonxml::metamode) { $result = &Apache::lonxml::endredirection(); # started in &start_part + $Apache::lonxml::post_evaluate=0; } if ($target eq 'grade') { if (($status eq 'CAN_ANSWER' || $Apache::lonhomework::scantronmode) && @@ -1351,13 +2376,16 @@ sub end_part { !$hidden && $in_order_show) { my $gradestatus=&Apache::inputtags::gradestatus($Apache::inputtags::part, $target); - if ($Apache::lonhomework::type eq 'exam' && $target eq 'tex') { + if (($Apache::lonhomework::type eq 'exam' && $target eq 'tex') || + ($env{'form.grade_imsexport'})) { $gradestatus=''; } $result.=$gradestatus; if ($$tagstack[-2] eq 'td' and $target eq 'tex') {$result.='\end{minipage}';} } elsif ($target eq 'edit') { $result.=&Apache::edit::end_table(); + } elsif ($target eq 'modified') { + $result .= $token->[2]; } pop @Apache::inputtags::status; $Apache::inputtags::part=''; @@ -1366,14 +2394,15 @@ sub end_part { } sub start_preduedate { - my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; - if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || $target eq 'tex') { + my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; + if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || + $target eq 'tex' || $target eq 'webgrade') { &Apache::lonxml::debug("State in preduedate is ". $Apache::inputtags::status['-1']); if (!$Apache::lonhomework::scantronmode && $Apache::inputtags::status['-1'] ne 'CAN_ANSWER' && $Apache::inputtags::status['-1'] ne 'CANNOT_ANSWER') { &Apache::lonxml::debug("Wha? ". ($Apache::inputtags::status['-1'] ne 'SHOW_ANSWER')); - &Apache::lonxml::get_all_text("/preduedate",$parser); + &Apache::lonxml::get_all_text("/preduedate",$parser,$style); } } return ''; @@ -1383,15 +2412,21 @@ sub end_preduedate { return ''; } +# In all the modes where text is +# displayable, all we do is eat up the text between the start/stop +# tags if the conditions are not right to display it. sub start_postanswerdate { - my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; - if ($target eq 'web' || $target eq 'grade') { + my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; + my $pav = &Apache::lonnet::allowed('pav', $env{'request.course.id'}) || + &Apache::lonnet::allowed('pav', + $env{'request.course.id'}.'/'.$env{'request.course.sec'}); + if ($target eq 'web' || $target eq 'grade' || $target eq 'webgrade' || + $target eq 'tex' ) { if ($Apache::lonhomework::scantronmode || - $Apache::inputtags::status['-1'] ne 'SHOW_ANSWER') { - &Apache::lonxml::get_all_text("/postanswerdate",$parser); + $Apache::inputtags::status['-1'] ne 'SHOW_ANSWER' || + (($target eq 'tex') && !$pav)) { + &Apache::lonxml::get_all_text("/postanswerdate",$parser,$style); } - } elsif ($target eq 'tex') { - &Apache::lonxml::get_all_text("/postanswerdate",$parser); } return ''; } @@ -1401,15 +2436,15 @@ sub end_postanswerdate { } sub start_notsolved { - my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || - $target eq 'tex') { + $target eq 'tex' || $target eq 'webgrade') { my $gradestatus=$Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"}; &Apache::lonxml::debug("not solved has :$gradestatus:"); if ($gradestatus =~ /^correct/ && &Apache::response::show_answer()) { &Apache::lonxml::debug("skipping"); - &Apache::lonxml::get_all_text("/notsolved",$parser); + &Apache::lonxml::get_all_text("/notsolved",$parser,$style); } } return ''; @@ -1420,13 +2455,13 @@ sub end_notsolved { } sub start_solved { - my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || $target eq 'tex') { my $gradestatus=$Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"}; if ($gradestatus !~ /^correct/ || !&Apache::response::show_answer()) { - &Apache::lonxml::get_all_text("/solved",$parser); + &Apache::lonxml::get_all_text("/solved",$parser,$style); } } return ''; @@ -1437,10 +2472,10 @@ sub end_solved { } sub start_problemtype { - my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; my $result; - if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || - $target eq 'tex' || $target eq 'analyze') { + if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || + $target eq 'tex' || $target eq 'analyze' || $target eq 'webgrade') { my $mode=lc(&Apache::lonxml::get_param('mode',$parstack,$safeeval)); if (!defined($mode)) { $mode='show'; } my $for=&Apache::lonxml::get_param('for',$parstack,$safeeval); @@ -1449,10 +2484,10 @@ sub start_problemtype { if ($Apache::lonhomework::type eq lc($type)) { $found=1; } } if ($mode eq 'show' && !$found) { - &Apache::lonxml::get_all_text("/problemtype",$parser); + &Apache::lonxml::get_all_text("/problemtype",$parser,$style); } if ($mode eq 'hide' && $found) { - &Apache::lonxml::get_all_text("/problemtype",$parser); + &Apache::lonxml::get_all_text("/problemtype",$parser,$style); } } elsif ($target eq 'edit') { $result .=&Apache::edit::tag_start($target,$token); @@ -1463,7 +2498,12 @@ sub start_problemtype { $result .=&Apache::edit::checked_arg('When used as type(s):','for', [ ['exam','Exam/Quiz Problem'], ['survey','Survey'], - ['problem','Homework Problem'] ] + ['surveycred','Survey (with credit)'], + ['anonsurvey','Anonymous Survey'], + ['anonsurveycred','Anonymous Survey (with credit)'], + ['problem','Homework Problem'], + ['practice','Practice Problem'], + ['randomizetry','New Randomization Each Try'] ] ,$token); $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row(); } elsif ($target eq 'modified') { @@ -1482,25 +2522,37 @@ sub start_startouttext { my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; my @result=(''.''); if ($target eq 'edit' || $target eq 'modified' ) { @result=('','no'); } + + my $nesting = + &Apache::lonxml::set_state('outtext', + &Apache::lonxml::get_state('outtext')+1); + if ($nesting > 1 && $env{'request.state'} eq 'construct') { + &Apache::lonxml::error("Nesting of <startouttext /> not allowed, on line ".$token->[5]); + } return (@result); } sub end_startouttext { - my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; my $result=''; my $text=''; - if ($target eq 'edit') { - $text=&Apache::lonxml::get_all_text("endouttext",$parser); - $result.=&Apache::edit::start_table($token)."".&mt('Text Block')." -".&mt('Delete:'). - &Apache::edit::deletelist($target,$token) - ." -". - &Apache::edit::insertlist($target,$token). + my $areaid = 'homework_edit_'.$Apache::lonxml::curdepth; + $text=&Apache::lonxml::get_all_text("endouttext",$parser,$style); + $result.=&Apache::edit::start_table($token)."".&mt('Text Block')."" + .''.&mt('Delete?').' ' + .&Apache::edit::deletelist($target,$token) + .'' + .'' + .&Apache::lonhtmlcommon::dragmath_button($areaid,1) + .'' + .'' + .&Apache::edit::insertlist($target,$token) + .'' + .'' . + &Apache::loncommon::helpLatexCheatsheet(). &Apache::edit::end_row(). - &Apache::edit::start_spanning_row()."\n" - . &Apache::loncommon::helpLatexCheatsheet () . + &Apache::edit::start_spanning_row()."\n". &Apache::edit::editfield($token->[1],$text,"",80,8,1); } if ($target eq 'modified') { @@ -1518,7 +2570,16 @@ sub start_endouttext { if ($target eq "edit" ) { $result="".&Apache::edit::end_table()."\n"; } if ($target eq "modified") { $result=''. - &Apache::edit::handle_insertafter('startouttext'); } + &Apache::edit::handle_insertafter('startouttext'); + } + + my $nesting = + &Apache::lonxml::set_state('outtext', + &Apache::lonxml::get_state('outtext')-1); + if ($nesting < 0 && $env{'request.state'} eq 'construct') { + &Apache::lonxml::error(" Extraneous <endouttext /> not allowed on line ".$token->[5]); + &Apache::lonxml::set_state('outtext', 0); + } return $result; } @@ -1530,8 +2591,8 @@ sub end_endouttext { } sub delete_startouttext { - my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; - # my $text=&Apache::lonxml::get_all_text("endouttext",$parser); + my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; + # my $text=&Apache::lonxml::get_all_text("endouttext",$parser,$style); my $text=$$parser['-1']->get_text("/endouttext"); my $ntoken=$$parser['-1']->get_token(); &Apache::lonxml::debug("Deleting :$text: and :$ntoken->[0]:$ntoken->[1]:$ntoken->[2]: for startouttext"); @@ -1548,13 +2609,22 @@ sub start_simpleeditbutton { my $result=''; if (($env{'form.simple_edit_button'} ne 'off') && ($target eq 'web') && - (&Apache::lonnet::allowed('srm',$env{'request.course.id'}))) { + (&Apache::lonnet::allowed('mdc',$env{'request.course.id'}))) { my $url=$env{'request.noversionuri'}; $url=~s/\?.*$//; - my ($symb) = &Apache::lonxml::whichuser(); - $result='
'. - ''.&mt('Edit').' - '.&mt('Note: it can take up to 10 minutes for changes to take effect for all users.'). -&Apache::loncommon::help_open_topic('Caching').'

'; + my ($symb) = &Apache::lonnet::whichuser(); +# Warning makes more sense and is more important on edit screen +# $result='

' +# .&mt('Note: it can take up to 10 minutes for changes to take effect for all users.') +# .&Apache::loncommon::help_open_topic('Caching') +# .'

'; + $result.=&Apache::loncommon::head_subbox( + &Apache::lonhtmlcommon::start_funclist() + .&Apache::lonhtmlcommon::add_item_funclist( + '' + .&mt('Edit').'') + .&Apache::lonhtmlcommon::end_funclist()); + } return $result; } @@ -1563,5 +2633,74 @@ sub end_simpleeditbutton { return ''; } +sub practice_problem_header { + return '

'.&mt('Practice Problem').'

'. + ''.&mt('Submissions are not permanently recorded'). + ''; +} + +sub randomizetry_problem_header { + my ($problemstatus,$reqtries) = @_; + my ($header,$text); + if ($reqtries > 1) { + $header = &mt('New Problem Variation After Every [quant,_1,Try,Tries]',$reqtries); + if (($problemstatus eq 'no') || + ($problemstatus eq 'no_feedback_ever')) { + $text = &mt('A new variation will be generated after every [quant,_1,try,tries], until the tries limit is reached.',$reqtries); + } else { + $text = &mt('A new variation will be generated after every [quant,_1,try,tries], until correct or tries limit is reached.',$reqtries); + } + } else { + $header = &mt('New Problem Variation Each Try'); + if (($problemstatus eq 'no') || + ($problemstatus eq 'no_feedback_ever')) { + $text = &mt('A new variation will be generated after each try until the tries limit is reached.'); + + } else { + $text = &mt('A new variation will be generated after each try until correct or tries limit is reached.'); + } + } + return '

'.$header.'

'. + ''.$text.'
'; +} + +sub randomizetry_part_header { + my ($problemstatus,$reqtries,$num) = @_; + my ($header,$text); + if ($reqtries eq 'none') { + $header = &mt('No Question Variation'); + $text = &mt('For this question there will no new variation after a try.'); + } elsif ($reqtries > 1) { + $header = &mt('New Question Variation After Every [quant,_1,Try,Tries]',$reqtries); + if (($problemstatus eq 'no') || + ($problemstatus eq 'no_feedback_ever')) { + $text = &mt('For this question a new variation will be generated after every [quant,_1,try,tries], until the tries limit is reached.',$reqtries); + } else { + $text = &mt('For this question a new variation will be generated after every [quant,_1,try,tries], until correct or tries limit is reached.',$reqtries); + } + } else { + $header = &mt('New Question Variation For Each Try'); + if (($problemstatus eq 'no') || + ($problemstatus eq 'no_feedback_ever')) { + $text = &mt('For this question a new variation will be generated after each try until the tries limit is reached.'); + } else { + $text = &mt('For this question a new variation will be generated after each try until correct or tries limit is reached.'); + } + } + my $output; + if ($num > 1) { + $output .= '
'; + } + $output .= '

'.$header.'

'. + ''.$text.'

'; + return $output; +} + 1; __END__ + +=pod + +=back + +=cut