--- loncom/homework/structuretags.pm 2002/03/06 20:22:12 1.84
+++ loncom/homework/structuretags.pm 2007/09/12 07:59:51 1.398
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# definition of tags that give a structure to a document
#
-# $Id: structuretags.pm,v 1.84 2002/03/06 20:22:12 matthew Exp $
+# $Id: structuretags.pm,v 1.398 2007/09/12 07:59:51 www Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -25,27 +25,43 @@
#
# http://www.lon-capa.org/
#
-# 2/19 Guy
-# 6/26/2001 fixed extra web display at end of tags
-# 8/17,8/18,8/20 Gerd Kortemeyer
+###
+
package Apache::structuretags;
use strict;
use Apache::lonnet;
-
+use Apache::File();
+use Apache::lonmenu;
+use Apache::lonlocal;
+use Apache::lonxml;
+use Apache::lonenc();
+use Time::HiRes qw( gettimeofday tv_interval );
+use lib '/home/httpd/lib/perl/';
+use LONCAPA;
+
BEGIN {
- &Apache::lonxml::register('Apache::structuretags',('block','while','randomlist','problem','library','web','tex','part','preduedate','postanswerdate','solved','notsolved','startouttext','endouttext'));
-# &Apache::lonxml::register_insert('problem','',('part','postanswerdate','preduedate'))
+ &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'));
}
sub start_web {
- my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
- my $bodytext=&Apache::lonxml::get_all_text("/web",$$parser[$#$parser]);
- if ($target eq 'web') {
- return $bodytext;
- }
- return '';
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+ if ($target ne 'edit' && $target ne 'modified') {
+ my $bodytext=&Apache::lonxml::get_all_text("/web",$parser,$style);
+ if ($target eq 'web' || $target eq 'webgrade') {
+ return $bodytext;
+ }
+ } elsif ($target eq "edit" ) {
+ my $bodytext =
+ &Apache::lonxml::get_all_text_unbalanced("/web",$parser);
+ my $result = &Apache::edit::tag_start($target,$token);
+ $result .= &Apache::edit::editfield($token->[1],$bodytext,'',80,1);
+ return $result;
+ } elsif ( $target eq "modified" ) {
+ return $token->[4].&Apache::edit::modifiedfield("/web",$parser);
+ }
+ return '';
}
sub end_web {
@@ -53,12 +69,23 @@ sub end_web {
}
sub start_tex {
- my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
- my $bodytext=&Apache::lonxml::get_all_text("/tex",$$parser[$#$parser]);
- if ($target eq 'tex') {
- return $bodytext
- }
- return '';
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+ my $result='';
+ if ($target ne 'edit' && $target ne 'modified') {
+ my $bodytext=&Apache::lonxml::get_all_text("/tex",$parser,$style);
+ if ($target eq 'tex') {
+ 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 $result;;
}
sub end_tex {
@@ -66,584 +93,1716 @@ sub end_tex {
}
sub page_start {
- my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
- my %found;
- foreach my $taginside ($tagstack) {
- foreach my $taglookedfor ('html','body','form') {
- if ($taginside =~ /^$taglookedfor$/i) { $found{$taglookedfor} = 1; }
- }
- }
-
- my $result;
- my $head_tag_start;
- if (!defined($found{'html'})) {
- $result=&Apache::londefdef::start_html($target,$token,$tagstack,$parstack,
- $parser,$safeeval);
- $head_tag_start='
'.&Apache::lonxml::registerurl(undef,$target);
- }
- my $body_tag_start;
- if (!defined($found{'body'})) {
- $body_tag_start='
+function setSubmittedPart (part) {
+ this.document.lonhomework.submitted.value="part_"+part;
+}
+
+';
+
+ my %body_args;
+ if (defined($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') {
+ $extra_head.=&Apache::edit::js_change_detection().
+ "\n";
+ }
+ }
+
+ if (defined($found{'body'})) {
+ $body_args{'skip_phases'}{'body'}=1;
+ } elsif (!defined($found{'body'})
+ && $env{'request.state'} eq 'construct') {
+ if ($target eq 'web' || $target eq 'edit') {
+ # no extra args to bodytag
+ }
+ } elsif (!defined($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,
+ $safeeval);
+ if ($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{'environment.remote'} eq 'off'
+ && $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,$extra_head,
+ \%body_args);
+
+ if (!defined($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) {
+ my $help = &Apache::loncommon::help_open_topic("Ambiguous_Reference");
+ $help=&mt("Browsing resource, all submissions are temporary.")."
";
+ $page_start .= $help;
+ }
+ }
+
+ if (!defined($found{'body'})) {
+ $page_start .= &Apache::lonxml::message_location();
+ }
+
+ my $form_tag_start;
+ if (!defined($found{'form'})) {
+ $form_tag_start='\n".&Apache::loncommon::end_page();
+}
+
+sub option {
+ my ($value,$name) = @_;
+ my $result ="
+ ".&option('CAN_ANSWER' ,'problemstate').&mt("Answerable")."
+ ".&option('CANNOT_ANSWER_tries' ,'problemstate').&mt("Open with full tries")."
+ ".&option('CANNOT_ANSWER_correct','problemstate').&mt("Open and correct")."
+ ".&option('SHOW_ANSWER' ,'problemstate').&mt("Show Answer")."
+
+
+
+Problem Type:
+
+
+
+Feedback Mode:
+
+
+
+
";
+ my $numtoanalyze=$env{'form.numtoanalyze'};
+ if (!$numtoanalyze) { $numtoanalyze=20; }
+ $result.= ' for
+ '.&mt('versions of this problem').
+ '.'.&Apache::loncommon::help_open_topic("Analyze_Problem",
+ '',undef,undef,300).
+ '
';
+ } elsif ($Apache::lonhomework::parsing_a_task) {
+ $result.="
+
+Problem Status:
+
+
+
+
";
+ }
+ return $result;
}
sub initialize_storage {
- %Apache::lonhomework::results=();
- my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser();
- if ($ENV{'request.state'} eq 'construct') {
- %Apache::lonhomework::history=
- &Apache::lonnet::tmprestore($ENV{'request.uri'},'',$domain,$name);
+ my ($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($namespace,'',$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 ;
- &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 ($temp =~ m/^error:.*/) { %Apache::lonhomework::history=(); }
+ if ($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.
sub finalize_storage {
- my $result;
- my ($temp) = keys %Apache::lonhomework::results;
- if ( $temp ne '' ) {
- my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser();
- if ($ENV{'request.state'} eq 'construct') {
- $result=&Apache::lonnet::tmpstore(\%Apache::lonhomework::results,
- $ENV{'request.uri'},'',$domain,$name);
- &Apache::lonxml::debug('Construct Store return message:'.$result);
+ my ($given_symb) = @_;
+ my $result;
+ if (%Apache::lonhomework::results) {
+ my @remove = grep(/^INTERNAL_/,keys(%Apache::lonhomework::results));
+ delete(@Apache::lonhomework::results{@remove});
+ my ($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,
+ $namespace,'',$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);
+ }
+ }
} else {
- $result=&Apache::lonnet::cstore(\%Apache::lonhomework::results,
- $symb,$courseid,$domain,$name);
- &Apache::lonxml::debug('Store return message:'.$result);
+ &Apache::lonxml::debug('Nothing to store');
+ }
+ return $result;
+}
+
+# -------------------------------------------------------------store_aggregates
+# Sends hash of values to be incremented in nohist_resourcetracker.db
+# for the course. Increments total number of attempts, unique students
+# and corrects for each part for an instance of a problem, as appropriate.
+sub store_aggregates {
+ my ($symb,$courseid) = @_;
+ my %aggregate;
+ my @parts;
+ my $cdomain = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ my $cname = $env{'course.'.$env{'request.course.id'}.'.num'};
+ foreach my $key (keys(%Apache::lonhomework::results)) {
+ if ($key =~ /resource\.([^\.]+)\.tries/) {
+ push(@parts, $1);
+ }
+ }
+ 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".$part."\0correct"} = 1;
+ }
+ if ($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 (keys (%aggregate) > 0) {
+ &Apache::lonnet::cinc('nohist_resourcetracker',\%aggregate,
+ $cdomain,$cname);
}
- }
- return $result;
}
sub checkout_msg {
-return (<The resource needs to be checked out
-As a resource gets checked out, a unique timestamped ID is given to it, and a
-permanent record is left in the system.
-
-Checking out resources is subject to course policies, and may exclude future
-credit even if done erroneously.
-
-