--- loncom/homework/structuretags.pm 2009/12/07 11:46:33 1.463
+++ loncom/homework/structuretags.pm 2012/04/11 11:40:00 1.504
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# definition of tags that give a structure to a document
#
-# $Id: structuretags.pm,v 1.463 2009/12/07 11:46:33 foxr Exp $
+# $Id: structuretags.pm,v 1.504 2012/04/11 11:40:00 goltermann Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -61,14 +61,114 @@ 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','translated','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,$safeeval,$style)=@_;
if ($target ne 'edit' && $target ne 'modified') {
@@ -128,8 +228,17 @@ sub homework_js {
&setmode_javascript().
<<'JS';
JS
}
@@ -153,10 +262,12 @@ JS
sub setmode_javascript {
return <<"ENDSCRIPT";
ENDSCRIPT
}
@@ -177,12 +288,71 @@ sub page_start {
$parstack,$parser,$safeeval);
}
- $extra_head .= &homework_js();
-
- if ($env{'environment.wysiwygeditor'} eq 'on') {
- $extra_head .= &Apache::lonhtmlcommon::dragmath_js("FCKEditMathPopup");
+ $extra_head .= &homework_js().
+ &Apache::lonhtmlcommon::dragmath_js("EditMathPopup");
+ if (&Apache::lonhtmlcommon::htmlareabrowser()) {
+ my %textarea_args = (
+ dragmath => '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 {
- $extra_head .= &Apache::lonhtmlcommon::dragmath_js("EditMathPopup");
+ if (&Apache::lonnet::EXT("resource.$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) {
+ $extra_head .= &Apache::lonhtmlcommon::file_submissionchk_js();
+ }
}
my %body_args;
@@ -209,14 +379,11 @@ sub page_start {
} elsif (!defined($found{'body'})
&& $env{'request.state'} eq 'construct') {
if ($target eq 'web' || $target eq 'edit') {
- if ($env{'environment.remote'} ne 'off') {
- $body_args{'only_body'} = 1;
- }
# Breadcrumbs for Construction Space
&Apache::lonhtmlcommon::clear_breadcrumbs();
&Apache::lonhtmlcommon::add_breadcrumb({
'text' => 'Construction Space',
- 'href' => &Apache::loncommon::authorspace(),
+ 'href' => &Apache::loncommon::authorspace($env{'request.uri'}),
});
# breadcrumbs (and tools) will be created
# in start_page->bodytag->innerregister
@@ -245,8 +412,7 @@ sub page_start {
# $body_args{'no_title'} = 1;
$body_args{'force_register'} = 1;
$body_args{'add_entries'} = \%add_entries;
- if ($env{'environment.remote'} eq 'off'
- && $env{'request.state'} eq 'construct') {
+ if ( $env{'request.state'} eq 'construct') {
$body_args{'only_body'} = 1;
}
}
@@ -269,16 +435,22 @@ sub page_start {
if (!defined($found{'body'}) && $env{'request.state'} ne 'construct') {
$page_start .= &Apache::lonxml::message_location();
}
-
my $form_tag_start;
if (!defined($found{'form'})) {
$form_tag_start='
- ';
@@ -629,9 +876,7 @@ sub finalize_storage {
$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');
@@ -651,7 +896,7 @@ item store_aggregates()
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'};
@@ -661,28 +906,60 @@ 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 {
@@ -713,19 +990,19 @@ sub firstaccess_msg {
my $foldertitle=&Apache::lonnet::gettitle($map);
&Apache::lonxml::debug("map is $map title is $foldertitle");
- $result .= "
".&mt('The resources in "[_1]" are open for a limited time.'
- .' Once you click the "Show Resource" button below you have [_2] to complete all resources "[_1]".'
- ,$foldertitle,$time)."
";
+ $result .= "
".&mt('The resources in "[_1]" are open for a limited time.',$foldertitle)."
"
+ .'
'.&mt('Once you click the "Show Resource" button below you have [_2] to complete all resources "[_1]".'
+ ,$foldertitle,$time)."
".&mt('The resources in "[_1]" are open for a limited time.'
- .' Once you click the "Show Resource" button below you have [_2] to complete all resources "[_1]".'
- ,$course,$time)."
";
+ $result .= "
".&mt('The resources in "[_1]" are open for a limited time.',$course)."
"
+ .'
'.&mt('Once you click the "Show Resource" button below you have [_2] to omplete all resources "[_1]".'
+ ,$course,$time)."
";
} else {
my $title=&Apache::lonnet::gettitle($symb);
- $result .= "
".&mt('This resource "[_1]" is open for a limited time.'
- .' Once you click the "Show Resource" button below you have [_2] to complete this resource "[_1]".'
- ,$title,$time)."
";
+ $result .= "
".&mt('This resource "[_1]" is open for a limited time.',$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');
@@ -763,6 +1040,7 @@ sub init_problem_globals {
&Apache::lonhomework::reset_show_problem_status();
$Apache::lonhomework::ignore_response_errors=1;
}
+ @Apache::functionplotresponse::callscripts=();
@Apache::inputtags::responselist = ();
@Apache::inputtags::importlist = ();
@Apache::inputtags::previous=();
@@ -782,6 +1060,9 @@ sub reset_problem_globals {
undef(%Apache::lonhomework::history);
undef(%Apache::lonhomework::results);
undef($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($Apache::lonhomework::parsing_a_problem);
@@ -790,6 +1071,7 @@ sub reset_problem_globals {
undef($Apache::lonhomework::type);
undef($Apache::lonhomework::scantronmode);
undef($Apache::lonhomework::ignore_response_errors);
+ undef(@Apache::functionplotresponse::callscripts);
&Apache::lonhomework::reset_show_problem_status();
}
@@ -890,27 +1172,28 @@ sub start_problem {
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;
- }
- $result.=&Apache::lonxml::printtokenheader($target,$token);
- }
if ($env{'form.markaccess'}) {
my @interval=&Apache::lonnet::EXT("resource.0.interval");
&Apache::lonnet::set_first_access($interval[1]);
}
+ my $resource_due = &Apache::lonhomework::due_date(0, $env{'request.symb'});
+ my $time_left = $resource_due - time();
+ if ($resource_due && ($time_left > 0) && ($target eq 'web')) {
+ $result .= &Apache::lonhtmlcommon::set_due_date($resource_due);
+ }
+
+
+ ($status,$accessmsg,my $slot_name,my $slot) =
+ &Apache::lonhomework::check_slot_access('0','problem');
+ push (@Apache::inputtags::status,$status);
+
#handle rand seed in construction space
- my $rndseed=&setup_rndseed($safeeval);
+ 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.=''.&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'';
+ $msg.='
'.&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'
'.&mt('Access requires reservation to work at specific time/place.').'
';
} elsif ($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') {
$msg.=&mt('The problem ').$accessmsg;
} elsif ($status eq 'UNCHECKEDOUT') {
@@ -973,6 +1264,16 @@ sub start_problem {
$msg.=&firstaccess_msg($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') {
@@ -1021,9 +1322,20 @@ 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') {
@@ -1080,6 +1392,7 @@ sub end_problem {
}
my $name_of_resourse= &Apache::lonxml::latex_special_symbols(&get_resource_name($parstack,$safeeval),'header');
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.'}';
@@ -1126,7 +1439,7 @@ sub end_problem {
} else {
$frontmatter.= $begin_doc.$toc_line;
if ($Apache::lonhomework::type eq 'exam' and $allow_print_points==1) {
- $frontmatter .= '\fbox{\textit{'.$weight.' pt}}';
+ $frontmatter .= '\fbox{\textit{'.&mt('[quant,_1,pt,pt]',$weight ).'}}';
}
}
} else {
@@ -1136,7 +1449,7 @@ sub end_problem {
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}}';
+ $frontmatter .= '\fbox{\textit{'.&mt('[quant,_1,pt,pt]',$weight ).'}}';
}
} else {
$frontmatter .= '\vskip 1mm \\\\\\\\'.$startminipage;
@@ -1160,7 +1473,8 @@ sub end_problem {
}
} 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,$target);
@@ -1170,10 +1484,10 @@ sub end_problem {
(($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.="";
- $result.= &Apache::lonhtmlcommon::htmlareaselectactive(&Apache::lonhtmlcommon::get_htmlareafields());
}
if ($target eq 'web') {
$result.= &Apache::loncommon::end_page({'discussion' => 1});
@@ -1194,6 +1508,9 @@ sub end_problem {
}
}
}
+ if ($target eq 'web') {
+ $result.=&Apache::functionplotresponse::init_script();
+ }
if ($target eq 'grade') {
&Apache::lonhomework::showhash(%Apache::lonhomework::results);
&finalize_storage();
@@ -1224,6 +1541,14 @@ 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();
+ }
return $result;
}
@@ -1251,7 +1576,7 @@ sub start_library {
($result,$form_tag_start)=
&page_start($target,$token,$tagstack,$parstack,$parser,$safeeval,
$name);
- my $rndseed=&setup_rndseed($safeeval);
+ my $rndseed=&setup_rndseed($safeeval,$target);
$result.=" \n $form_tag_start".
'';
$result.=&problem_web_to_edit_header($rndseed);
@@ -1350,54 +1675,101 @@ 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 = $token->[2]->{'exclude'};
my @preferred_languages=&Apache::lonlocal::preferred_languages();
-# This should not even happen, since we should at least have the server language
- if (!$preferred_languages[0]) { $preferred_languages[0]='en'; }
-# Now loop over all languages in order of preference
+
+ # This should not even happen, since we should at least have the server language
+
+ if (!$preferred_languages[0]) {
+ $preferred_languages[0]='en';
+ }
+
+ # Now loop over all languages in order of preference
+
+ my $render;
foreach my $preferred_language (@preferred_languages) {
-# If the languageblock has no arguments, show the contents
- $result=1;
+
+ # If neither include/nor exlude is present the block is going
+ # to get rendered.
+
my $found=0;
-# Do we have an include argument?
+ $render=1;
+
+ # If include is specified, don't render the block
+ # unless the preferred language is included in the set.
+
if ($include) {
-# If include is specified, by default, don't render the block
- $result=0;
+ $render=0;
foreach my $included_language (split(/\,/,$include)) {
-# ... but if my preferred language is included, render it
if ($included_language eq $preferred_language) {
- $result=1;
+ $render=1;
$found=1;
+ last; # Only need to find the first.
}
}
}
-# Do we have an exclude argument?
+ # Do we have an exclude argument?
+ # If so, and one of the languages matches a preferred language
+ # inhibit rendering the block. Note that in the pathalogical case the
+ # author has specified a preferred language in both the include and exclude
+ # attribte exclude is preferred.
+
if ($exclude) {
- $result=1;
+ $render=1;
foreach my $excluded_language (split(/\,/,$exclude)) {
if ($excluded_language eq $preferred_language) {
- $result=0;
+ $render=0;
$found=1;
+ last; # Only need to find the first.
}
}
}
- if ($found) { last; }
+ if ($found) {
+ last; # Done on any match of include or exclude.
+ }
}
- if ( ! $result ) {
+ # 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',
@@ -1422,9 +1794,47 @@ sub end_languageblock {
}
return $result;
}
-
+# languagblock specific tags:
{
- my %available_texts;
+ # For chunks of a resource that has translations, this hash contains
+ # the translations available indexed by language name.
+ #
+
+ my %available_texts;
+
+ # starts a block of a resource that has multiple translations.
+ # See the tag as well.
+ # When is encountered if there is a translation for the
+ # currently preferred language, that is rendered inthe web/tex/webgrade
+ # targets. Otherwise, the default text is rendered.
+ #
+ # Note that is only registered for the duration of the
+ # ... block
+ #
+ # Pathalogical case handling:
+ # - If there is no that specifies a 'default' and there is no
+ # translation that matches a preferred language, nothing is rendered.
+ # - Nested ... might be linguistically supported by
+ # XML due to the stack nature of tag registration(?) however the rendered
+ # output will be incorrect because there is only one %available_texts
+ # has and end_translated clears it.
+ # - Material outside of a ... block within the
+ # ... block won't render either e.g.:
+ #
+ # The following will be in your preferred langauge:
+ #
+ # This section in english
+ #
+ #
+ # Hier es ist auf Deutsch.
+ #
+ #
+ # En Francais
+ #
+ #
+ #
+ # The introductory text prior to the first tag is not rendered.
+ #
sub start_translated {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
&Apache::lonxml::register('Apache::structuretags',('lang'));
@@ -1443,14 +1853,55 @@ sub end_languageblock {
my @possibilities = keys(%available_texts);
my $which =
&Apache::loncommon::languages(\@possibilities) || 'default';
- $result = $available_texts{$which};
+ 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' || $target eq 'answer' ||
@@ -1481,7 +1932,8 @@ sub end_languageblock {
}
return '';
}
-}
+} # end langauge block specific tags.
+
sub start_instructorcomment {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
@@ -1490,7 +1942,7 @@ sub start_instructorcomment {
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|au|ca|li)/);
+ $result=($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);
@@ -1695,6 +2147,49 @@ sub ordered_show_check {
return $in_order_show;
}
+
+sub start_startpartmarker {
+ my ($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) {
@@ -1780,11 +2275,30 @@ sub start_part {
$allow_print_points=0;
}
if (($Apache::lonhomework::type eq 'exam') && ($allow_print_points)) {
- $result .= '\vskip 10mm\fbox{\textit{'.$weight.' pt}}';
+ $result .= '\vskip 10mm\fbox{\textit{'.&mt('[quant,_1,pt,pt]',$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);
+ }
+ }
+ $result.='';
}
}
}
@@ -1830,7 +2344,8 @@ sub end_part {
!$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;
@@ -1951,8 +2466,12 @@ sub start_problemtype {
$result .=&Apache::edit::checked_arg('When used as type(s):','for',
[ ['exam','Exam/Quiz Problem'],
['survey','Survey'],
+ ['surveycred','Survey (with credit)'],
+ ['anonsurvey','Anonymous Survey'],
+ ['anonsurveycred','Anonymous Survey (with credit)'],
['problem','Homework Problem'],
- ['practice','Practice Problem'] ]
+ ['practice','Practice Problem'],
+ ['randomizetry','New Randomization Each Try'] ]
,$token);
$result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
} elsif ($target eq 'modified') {
@@ -1991,17 +2510,15 @@ sub end_startouttext {
$result.=&Apache::edit::start_table($token)."
' .
+ &Apache::loncommon::helpLatexCheatsheet().
&Apache::edit::end_row().
&Apache::edit::start_spanning_row()."\n".
&Apache::edit::editfield($token->[1],$text,"",80,8,1);
@@ -2069,11 +2586,12 @@ sub start_simpleeditbutton {
# .&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::lonhtmlcommon::start_funclist()
+ $result.=&Apache::loncommon::head_subbox(
+ &Apache::lonhtmlcommon::start_funclist()
.&Apache::lonhtmlcommon::add_item_funclist(
''
.&mt('Edit').'')
- .&Apache::lonhtmlcommon::end_funclist();
+ .&Apache::lonhtmlcommon::end_funclist());
}
return $result;
@@ -2089,6 +2607,63 @@ sub practice_problem_header {
'';
}
+sub randomizetry_problem_header {
+ my ($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 .= '