version 1.84, 2002/03/06 20:22:12
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version 1.165, 2003/04/03 22:25:49
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Line 29
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Line 29
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# 6/26/2001 fixed extra web display at end of <web></web> tags |
# 6/26/2001 fixed extra web display at end of <web></web> tags |
# 8/17,8/18,8/20 Gerd Kortemeyer |
# 8/17,8/18,8/20 Gerd Kortemeyer |
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package Apache::structuretags; |
package Apache::structuretags; |
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use strict; |
use strict; |
use Apache::lonnet; |
use Apache::lonnet; |
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use Apache::File(); |
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use Apache::lonmenu; |
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BEGIN { |
BEGIN { |
&Apache::lonxml::register('Apache::structuretags',('block','while','randomlist','problem','library','web','tex','part','preduedate','postanswerdate','solved','notsolved','startouttext','endouttext')); |
&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')) |
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} |
} |
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sub start_web { |
sub start_web { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my $bodytext=&Apache::lonxml::get_all_text("/web",$$parser[$#$parser]); |
my $bodytext=&Apache::lonxml::get_all_text("/web",$parser); |
if ($target eq 'web') { |
if ($target eq 'web') { |
return $bodytext; |
return $bodytext; |
} |
} |
return ''; |
return ''; |
} |
} |
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sub end_web { |
sub end_web { |
Line 53 sub end_web {
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Line 55 sub end_web {
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} |
} |
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sub start_tex { |
sub start_tex { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my $bodytext=&Apache::lonxml::get_all_text("/tex",$$parser[$#$parser]); |
my $bodytext=&Apache::lonxml::get_all_text("/tex",$parser); |
if ($target eq 'tex') { |
if ($target eq 'tex') { |
return $bodytext |
return $bodytext.' '; |
} |
} |
return ''; |
return ''; |
} |
} |
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sub end_tex { |
sub end_tex { |
Line 66 sub end_tex {
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Line 68 sub end_tex {
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} |
} |
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sub page_start { |
sub page_start { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my %found; |
my %found; |
foreach my $taginside ($tagstack) { |
foreach my $taginside ($tagstack) { |
foreach my $taglookedfor ('html','body','form') { |
foreach my $taglookedfor ('html','body','form') { |
if ($taginside =~ /^$taglookedfor$/i) { $found{$taglookedfor} = 1; } |
if ($taginside =~ /^$taglookedfor$/i) {$found{$taglookedfor} = 1;} |
} |
} |
} |
} |
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my $result; |
my $result; |
my $head_tag_start; |
my $head_tag_start; |
if (!defined($found{'html'})) { |
if (!defined($found{'html'})) { |
$result=&Apache::londefdef::start_html($target,$token,$tagstack,$parstack, |
$result=&Apache::londefdef::start_html($target,$token,$tagstack, |
$parser,$safeeval); |
$parstack,$parser,$safeeval); |
$head_tag_start='<head>'.&Apache::lonxml::registerurl(undef,$target); |
$head_tag_start='<head>'.&Apache::lonmenu::registerurl(undef,$target); |
} |
} |
my $body_tag_start; |
my $body_tag_start; |
if (!defined($found{'body'})) { |
if (!defined($found{'body'})) { |
$body_tag_start='<body onLoad="'.&Apache::lonxml::loadevents().'" '. |
$body_tag_start='<body onLoad="'.&Apache::lonmenu::loadevents().'" '. |
'onUnload="'.&Apache::lonxml::unloadevents().'" '; |
'onUnload="'.&Apache::lonmenu::unloadevents().'" '; |
my $background=&Apache::lonxml::get_param('background',$parstack,$safeeval); |
my $background=&Apache::lonxml::get_param('background',$parstack, |
if ($background) { |
$safeeval); |
$Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]= |
if ($background) { |
$background; |
$Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]= |
$body_tag_start.='background="'.$background.'" '; |
$background; |
} else { |
$body_tag_start.='background="'.$background.'" '; |
my $bgcolor=&Apache::lonxml::get_param('bgcolor',$parstack,$safeeval); |
} else { |
if ($bgcolor) { |
my $bgcolor=&Apache::lonxml::get_param('bgcolor',$parstack, |
$body_tag_start.='bgcolor="'.$bgcolor.'" '; |
$safeeval); |
} else { |
if ($bgcolor) { |
$body_tag_start.='bgcolor="#ffffff"'; |
$body_tag_start.='bgcolor="'.$bgcolor.'" '; |
} |
} else { |
} |
$body_tag_start.='bgcolor="#ffffff"'; |
$body_tag_start.='>'; |
} |
} |
} |
return ($result,$head_tag_start,$body_tag_start); |
$body_tag_start.='>'.&Apache::lonmenu::menubuttons(undef,$target,1); |
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if ($target eq 'web' && $ENV{'request.state'} ne 'construct') { |
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my ($symb,undef,undef,undef,$publicuser)= |
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&Apache::lonxml::whichuser(); |
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if ($symb eq '' && !$publicuser) { |
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my $help = &Apache::loncommon::help_open_topic("Ambiguous_Reference"); |
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$help="Browsing resource, all submissions are temporary.<br />"; |
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$body_tag_start.=$help; |
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} |
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} |
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} |
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my $form_tag_start; |
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if (!defined($found{'form'})) { |
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$form_tag_start='<form name="lonhomework" method="POST" action="'. |
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$ENV{'request.uri'}.'">'; |
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} |
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return ($result,$head_tag_start,$body_tag_start,$form_tag_start); |
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} |
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#use Time::HiRes(); |
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sub get_resource_name { |
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my ($parstack,$safeeval)=@_; |
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my $name=&Apache::lonnet::gettitle(); |
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if ($name eq '') { |
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$name=&Apache::lonnet::EXT('resource.title'); |
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if ($name eq 'con_lost') { $name = ''; } |
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} |
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$Apache::lonhomework::name=$name; |
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return $name; |
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} |
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sub setup_rndseed { |
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my ($safeeval)=@_; |
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my $rndseed; |
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my ($symb)=&Apache::lonxml::whichuser(); |
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if ($ENV{'request.state'} eq "construct" || $symb eq '') { |
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$rndseed=$ENV{'form.rndseed'}; |
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if (!$rndseed) { |
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$rndseed=$Apache::lonhomework::history{'rndseed'}; |
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if (!$rndseed) { |
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$rndseed=time; |
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$ENV{'form.rndseed'}=$rndseed; |
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} |
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} |
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if ($ENV{'form.resetdata'} eq 'New Problem Variation') { |
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$rndseed=time; |
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$ENV{'form.rndseed'}=$rndseed; |
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} |
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&Apache::lonxml::debug("Setting rndseed to $rndseed"); |
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&Apache::run::run('$external::randomseed='.$rndseed.';',$safeeval); |
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} |
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return $rndseed; |
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} |
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sub problem_edit_header { |
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return '<input type="hidden" name="submitted" value="edit" /> |
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<input type="hidden" name="problemmode" value="Edit" /> |
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<input type="submit" name="problemmode" value="Discard Edits and View" /> |
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<input type="submit" name="problemmode" value="EditXML" /> |
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<input type="submit" name="Undo" value="undo" /> <hr /> |
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<input type="submit" name="submit" value="Submit Changes and Edit" /> |
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<input type="submit" name="submit" value="Submit Changes and View" /><br /><p> </p><table border="0"><tr><td bgcolor="#DDDDDD"> |
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'; |
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} |
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sub problem_edit_footer { |
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return '</td></tr></table><br /><input type="submit" name="submit" value="Submit Changes and Edit" /> |
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<input type="submit" name="submit" value="Submit Changes and View" />'; |
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} |
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sub problem_web_to_edit_header { |
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my ($rndseed)=@_; |
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my $result.='<input type="hidden" name="problemmode" value="View" /> |
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<input type="submit" name="problemmode" value="Edit" /> |
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<input type="submit" name="problemmode" value="EditXML" /> |
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Random Seed:<input type="text" name="rndseed" width="10" value="'. |
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$rndseed.'" /> |
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<input type="submit" name="changerandseed" value="Change" /> |
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<input type="submit" name="resetdata" value="Reset Submissions" /> |
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<input type="checkbox" name="showallfoils" '; |
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if (defined($ENV{'form.showallfoils'})) { $result.='checked="on"'; } |
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$result.= ' /> Show All Foils |
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<hr />'; |
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my $numtoanalyze=$ENV{'form.numtoanalyze'}; |
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if (!$numtoanalyze) { $numtoanalyze=100; } |
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$result.= '<input type="submit" name="problemmode" value="Answer Distribution" /> |
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<input type="text" name="numtoanalyze" value="'. |
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$numtoanalyze.'" size="5" /> <hr />'; |
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return $result; |
} |
} |
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sub initialize_storage { |
sub initialize_storage { |
%Apache::lonhomework::results=(); |
%Apache::lonhomework::results=(); |
my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser(); |
%Apache::lonhomework::history=(); |
if ($ENV{'request.state'} eq 'construct') { |
my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser(); |
%Apache::lonhomework::history= |
if ($ENV{'request.state'} eq 'construct' || $symb eq '') { |
&Apache::lonnet::tmprestore($ENV{'request.uri'},'',$domain,$name); |
%Apache::lonhomework::history= |
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&Apache::lonnet::tmprestore($ENV{'request.uri'},'',$domain,$name); |
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my ($temp)=keys %Apache::lonhomework::history ; |
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&Apache::lonxml::debug("Return message of $temp"); |
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} else { |
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%Apache::lonhomework::history= |
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&Apache::lonnet::restore($symb,$courseid,$domain,$name); |
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} |
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#ignore error conditions |
my ($temp)=keys %Apache::lonhomework::history ; |
my ($temp)=keys %Apache::lonhomework::history ; |
&Apache::lonxml::debug("Return message of $temp"); |
if ($temp =~ m/^error:.*/) { %Apache::lonhomework::history=(); } |
} else { |
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%Apache::lonhomework::history= |
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&Apache::lonnet::restore($symb,$courseid,$domain,$name); |
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} |
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#ignore error conditions |
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my ($temp)=keys %Apache::lonhomework::history ; |
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if ($temp =~ m/^error:.*/) { %Apache::lonhomework::history=(); } |
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} |
} |
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# -------------------------------------------------------------finalize_storage |
# -------------------------------------------------------------finalize_storage |
Line 125 sub initialize_storage {
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Line 216 sub initialize_storage {
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# checks form.grade_ for specific values, other wises stores |
# checks form.grade_ for specific values, other wises stores |
# to the running users environment |
# to the running users environment |
sub finalize_storage { |
sub finalize_storage { |
my $result; |
my $result; |
my ($temp) = keys %Apache::lonhomework::results; |
my ($temp) = keys %Apache::lonhomework::results; |
if ( $temp ne '' ) { |
if ( $temp ne '' ) { |
my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser(); |
my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser(); |
if ($ENV{'request.state'} eq 'construct') { |
if ($ENV{'request.state'} eq 'construct' || $symb eq '') { |
$result=&Apache::lonnet::tmpstore(\%Apache::lonhomework::results, |
$Apache::lonhomework::results{'rndseed'}=$ENV{'form.rndseed'}; |
$ENV{'request.uri'},'',$domain,$name); |
$result=&Apache::lonnet::tmpstore(\%Apache::lonhomework::results, |
&Apache::lonxml::debug('Construct Store return message:'.$result); |
$ENV{'request.uri'},'',$domain,$name); |
} else { |
&Apache::lonxml::debug('Construct Store return message:'.$result); |
$result=&Apache::lonnet::cstore(\%Apache::lonhomework::results, |
} else { |
$symb,$courseid,$domain,$name); |
$result=&Apache::lonnet::cstore(\%Apache::lonhomework::results, |
&Apache::lonxml::debug('Store return message:'.$result); |
$symb,$courseid,$domain,$name); |
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&Apache::lonxml::debug('Store return message:'.$result); |
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} |
} |
} |
} |
return $result; |
return $result; |
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} |
} |
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sub checkout_msg { |
sub checkout_msg { |
return (<<ENDCHECKOUT); |
return (<<ENDCHECKOUT); |
<h2>The resource needs to be checked out</h2> |
<h2>The resource needs to be checked out</h2> |
As a resource gets checked out, a unique timestamped ID is given to it, and a |
As a resource gets checked out, a unique timestamped ID is given to it, and a |
permanent record is left in the system.<p /> |
permanent record is left in the system.<p /> |
<font color=red> |
<font color=red> |
Checking out resources is subject to course policies, and may exclude future |
Checking out resources is subject to course policies, and may exclude future |
credit even if done erroneously.<p /> |
credit even if done erroneously.<p /> |
</font> |
</font> |
<form method=post> |
<form name="checkout" method="POST" action="$ENV{'request.uri'}"> |
<input type=button name="doescheckout" |
<input type="hidden" name="doescheckout" value="yes" /> |
value="Check out Exam for Viewing" |
<input type="button" name="checkoutbutton" value="Check out Exam for Viewing" onClick="javascript:if (confirm('Check out Exam?')) { document.checkout.submit(); }" /> |
onClick="if (confirm('Check out Exam?')) { this.form.submit(); }" /> |
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</form> |
</form> |
ENDCHECKOUT |
ENDCHECKOUT |
} |
} |
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sub start_problem { |
sub start_problem { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
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# meta is called from lonpublisher, which doesn't uses the normal |
$Apache::lonhomework::parsing_a_problem=1; |
# lonhomework method of parsing the file which means that inputtags |
# meta is called from lonpublisher, which doesn't uses the normal |
# won't get reset |
# lonhomework method of parsing the file which means that inputtags |
if ( $Apache::inputtags::part ne '' && $target != 'meta' ) { |
# won't get reset |
&Apache::lonxml::error('Only one problem allowed in a .problem file'); |
if ( $Apache::inputtags::part ne '' && $target != 'meta' ) { |
my $bodytext=&Apache::lonxml::get_all_text("/problem",$$parser[-1]); |
&Apache::lonxml::error('Only one problem allowed in a .problem file'); |
return ''; |
my $bodytext=&Apache::lonxml::get_all_text("/problem",$parser); |
} |
return ''; |
#intialize globals |
} |
$Apache::inputtags::part='0'; |
#initialize globals |
@Apache::inputtags::responselist = (); |
$Apache::inputtags::part='0'; |
@Apache::inputtags::previous=(); |
@Apache::inputtags::responselist = (); |
&initialize_storage(); |
@Apache::inputtags::previous=(); |
if ($target eq 'web') { |
@Apache::inputtags::previous_version=(); |
&Apache::lonhomework::showhash(%Apache::lonhomework::history); |
$Apache::structuretags::printanswer='No'; |
} |
@Apache::structuretags::whileconds=(); |
$Apache::lonhomework::type=&Apache::lonnet::EXT('resource.0.type'); |
@Apache::structuretags::whilebody=(); |
&Apache::lonxml::debug("Found this to be of type :$Apache::lonhomework::type:"); |
@Apache::structuretags::whileline=(); |
if ($Apache::lonhomework::type eq '') { |
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my $uri=$ENV{'request.uri'}; |
if ($target ne 'analyze') { |
if ($uri=~/\.(\w+)$/) { |
&initialize_storage(); |
$Apache::lonhomework::type=$1; |
if ($target eq 'web') { |
&Apache::lonxml::debug("Using type of $1"); |
&Apache::lonhomework::showhash(%Apache::lonhomework::history); |
} else { |
} |
$Apache::lonhomework::type='problem'; |
$Apache::lonhomework::type=&Apache::lonnet::EXT('resource.0.type'); |
&Apache::lonxml::debug("Using default type, problem, :$uri:"); |
&Apache::lonxml::debug("Found this to be of type :$Apache::lonhomework::type:"); |
} |
} |
} |
if ($Apache::lonhomework::type eq '' ) { |
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my $uri=$ENV{'request.uri'}; |
#added vars to the scripting enviroment |
if ($uri=~/\.(\w+)$/) { |
my $expression='$external::part='.$Apache::inputtags::part.';'; |
$Apache::lonhomework::type=$1; |
&Apache::run::run($expression,$safeeval); |
&Apache::lonxml::debug("Using type of $1"); |
my $status; |
} else { |
my $accessmsg; |
$Apache::lonhomework::type='problem'; |
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&Apache::lonxml::debug("Using default type, problem, :$uri:"); |
#should get back a <html> or the neccesary stuff to start XML/MathML |
} |
my ($result,$head_tag_start,$body_tag_start)= |
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&page_start($target,$token,$tagstack,$parstack,$parser,$safeeval); |
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if ($target eq 'web' || $target eq 'grade' || $target eq 'answer') { |
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#handle exam checkout |
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if ($Apache::lonhomework::type eq 'exam') { |
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my $token=$Apache::lonhomework::history{"resource.0.outtoken"}; |
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if (($ENV{'form.doescheckout'}) && (!$token)) { |
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$token=&Apache::lonxml::maketoken(); |
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$Apache::lonhomework::history{"resource.0.outtoken"}=$token; |
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} |
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$body_tag_start.=&Apache::lonxml::printtokenheader($target,$token); |
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} |
} |
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#handle rand seed in construction space |
#added vars to the scripting enviroment |
my $rndseed; |
my $expression='$external::part='.$Apache::inputtags::part.';'; |
if ($ENV{'request.state'} eq "construct") { |
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$rndseed=$ENV{'form.rndseed'}; |
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if (!$rndseed) { |
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$rndseed=time; |
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$ENV{'form.rndseed'}=$rndseed; |
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} |
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&Apache::run::run('$external::randomseed='.$rndseed.';',$safeeval); |
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} |
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($status,$accessmsg) = &Apache::lonhomework::check_access('0'); |
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push (@Apache::inputtags::status,$status); |
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my $expression='$external::datestatus="'.$status.'";'; |
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$expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.0.solved"}.'";'; |
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&Apache::run::run($expression,$safeeval); |
&Apache::run::run($expression,$safeeval); |
if (( $status eq 'CLOSED' ) || |
my $status; |
( $status eq 'UNCHECKEDOUT') || |
my $accessmsg; |
( $status eq 'BANNED')) { |
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my $bodytext=&Apache::lonxml::get_all_text("/problem",$$parser[$#$parser]); |
#should get back a <html> or the neccesary stuff to start XML/MathML |
if ( $target eq "web" ) { |
my ($result,$head_tag_start,$body_tag_start,$form_tag_start)= |
$result.= $head_tag_start.'</head>'; |
&page_start($target,$token,$tagstack,$parstack,$parser,$safeeval); |
my $msg=$body_tag_start. |
if ($target eq 'tex' and $ENV{'request.symb'} =~ m/\.page_/) {$result='';} |
'<h1>Not open to be viewed</h1>'; |
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if ($status eq 'CLOSED') { |
if ($target eq 'analyze') { my $rndseed=&setup_rndseed($safeeval); } |
$msg.='The problem '.$accessmsg; |
if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || |
} elsif ($status eq 'UNCHECKEDOUT') { |
$target eq 'tex') { |
$msg.=&checkout_msg; |
#handle exam checkout |
} |
if ($Apache::lonhomework::type eq 'exam') { |
$result.=$msg.'<br />'; |
my $token= |
} |
$Apache::lonhomework::history{"resource.0.outtoken"}; |
} elsif ($target eq 'web') { |
if (($ENV{'form.doescheckout'}) && (!$token)) { |
my $name= &Apache::lonxml::get_param('name',$parstack,$safeeval); |
$token=&Apache::lonxml::maketoken(); |
if ($name eq '') { |
$Apache::lonhomework::history{"resource.0.outtoken"}= |
$name=&Apache::lonnet::EXT('resource.title'); |
$token; |
if ($name eq 'con_lost') { $name = ''; } |
} |
} |
$body_tag_start.=&Apache::lonxml::printtokenheader($target,$token); |
$Apache::lonhomework::name=$name; |
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if ($status eq 'CAN_ANSWER') { |
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# create a page header and exit |
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$result.="$head_tag_start<title>$name</title></head>\n |
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$body_tag_start\n |
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<form name=\"lonhomework\" method=\"POST\" action=\"".$ENV{'request.uri'}."\">". |
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'<input type="hidden" name="submitted" value="yes" />'; |
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if ($ENV{'request.state'} eq "construct") { |
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$result.= |
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'<input type="hidden" name="problemmode" value="View" /> |
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<input type="submit" name="problemmode" value="Edit" /> |
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<input type="submit" name="problemmode" value="EditXML" /> |
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Random Seed:<input type="text" name="rndseed" width="10" value="'. |
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$rndseed.'" /> |
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<input type="submit" name="changerandseed" value="Change" /> |
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<input type="submit" name="resetdata" value="Reset Submissions" /> |
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<hr />'; |
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} |
} |
# if we are viewing someone else preserve that info |
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if (defined $ENV{'form.grade_symb'}) { |
#handle rand seed in construction space |
foreach my $field ('symb','courseid','domain','username') { |
my $rndseed=&setup_rndseed($safeeval); |
$result .= '<input type="hidden" name="grade_'.$field. |
my ($symb)=&Apache::lonxml::whichuser(); |
'" value="'.$ENV{"form.grade_$field"}.'" />'."\n"; |
if ($ENV{'request.state'} ne "construct" && $symb eq '') { |
} |
$form_tag_start.='<input type="hidden" name="rndseed" value="'. |
} |
$rndseed.'" />'. |
} elsif ($status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER' |
'<input type="submit" name="resetdata" |
|| $status eq 'CLOSED') { |
value="New Problem Variation" />'. |
$result.=$head_tag_start. |
'<input type="hidden" name="username" |
"<title>$name</title></head>\n$body_tag_start\n"; |
value="'.$ENV{'form.username'}.'" />'; |
} |
} |
} |
($status,$accessmsg) = &Apache::lonhomework::check_access('0'); |
} elsif ($target eq 'edit') { |
push (@Apache::inputtags::status,$status); |
$result.=$head_tag_start."</head>".$body_tag_start. |
my $expression='$external::datestatus="'.$status.'";'; |
'<form name="lonhomework" method="POST" action="'. |
$expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.0.solved"}.'";'; |
$ENV{'request.uri'}.'"> |
&Apache::run::run($expression,$safeeval); |
<input type="hidden" name="submitted" value="edit" /> |
&Apache::lonxml::debug("Got $status"); |
<input type="hidden" name="problemmode" value="Edit" /> |
if (( $status eq 'CLOSED' ) || |
<input type="submit" name="problemmode" value="View" /> |
( $status eq 'UNCHECKEDOUT') || |
<input type="submit" name="problemmode" value="EditXML" /> |
( $status eq 'BANNED') || |
<input type="submit" name="Undo" value="undo" /> <hr /> |
( $status eq 'UNAVAILABLE')) { |
<input type="submit" name="submit" value="Submit Changes" /><br /> |
my $bodytext=&Apache::lonxml::get_all_text("/problem",$parser); |
'; |
if ( $target eq "web" ) { |
my $temp=&Apache::edit::insertlist($target,$token); |
$result.= $head_tag_start.'</head>'; |
$result.=$temp; |
my $msg=$body_tag_start; |
} elsif ($target eq 'modified') { |
if ($status eq 'UNAVAILABLE') { |
$result=$token->[4]; |
$result.='<h1>Unable to determine if this resource is open due to network problems. Please try again later.</h1>'; |
$result.=&Apache::edit::handle_insert(); |
} else { |
} elsif ($target eq 'tex') { |
$result.='<h1>Not open to be viewed</h1>'; |
$result .= '\begin{document}\noindent\textbf{Problem.}\newline'; |
} |
} else { |
if ($status eq 'CLOSED') { |
# page_start returned a starting result, delete it if we don't need it |
$msg.='The problem '.$accessmsg; |
$result = ''; |
} elsif ($status eq 'UNCHECKEDOUT') { |
} |
$msg.=&checkout_msg; |
return $result; |
} |
|
$result.=$msg.'<br />'; |
|
} elsif ($target eq 'tex') { |
|
$result.='\begin{document}\noindent \vskip 1 mm \begin{minipage}{\textwidth}\vskip 0 mm'; |
|
if ($status eq 'UNAVAILABLE') { |
|
$result.='Unable to determine if this resource is open due to network problems. Please try again later.\vskip 0 mm '; |
|
} else { |
|
$result.="Problem is not open to be viewed. It $accessmsg \\vskip 0 mm "; |
|
} |
|
} |
|
} elsif ($target eq 'web') { |
|
my $name= &get_resource_name($parstack,$safeeval); |
|
if ($status eq 'CAN_ANSWER') { |
|
# create a page header and exit |
|
$result.="$head_tag_start<title>$name</title></head> |
|
$body_tag_start \n $form_tag_start". |
|
'<input type="hidden" name="submitted" value="yes" />'; |
|
if ($ENV{'request.state'} eq "construct") { |
|
$result.= &problem_web_to_edit_header($rndseed); |
|
} |
|
# if we are viewing someone else preserve that info |
|
if (defined $ENV{'form.grade_symb'}) { |
|
foreach my $field ('symb','courseid','domain','username') { |
|
$result .= '<input type="hidden" name="grade_'.$field. |
|
'" value="'.$ENV{"form.grade_$field"}.'" />'."\n"; |
|
} |
|
} |
|
} elsif ($status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER' |
|
|| $status eq 'CLOSED' || $status eq 'UNAVALAILABLE') { |
|
$result.=$head_tag_start. |
|
"<title>$name</title></head>\n$body_tag_start\n"; |
|
} |
|
} elsif ($target eq 'tex') { |
|
my $name= &Apache::lonxml::get_param('name',$parstack,$safeeval); |
|
if ($name eq '') { |
|
$name=&Apache::lonnet::EXT('resource.title'); |
|
if ($name eq 'con_lost') { $name = ''; } |
|
} |
|
$Apache::lonhomework::name=$name; |
|
my $id = $Apache::inputtags::part; |
|
my $weight = &Apache::lonnet::EXT("resource.$id.weight"); |
|
my $allkeys=&Apache::lonnet::metadata($ENV{'request.uri'},'keys'); |
|
my @allkeys = split /,/,$allkeys; |
|
my $allow_print_points = 0; |
|
foreach my $partial_key (@allkeys) { |
|
if ($partial_key=~m/weight/) { |
|
$allow_print_points++; |
|
} |
|
} |
|
my $duedate = &Apache::lonnet::EXT("resource.$id.duedate"); |
|
$duedate = POSIX::strftime("%c",localtime($duedate)); |
|
my $temp_file; |
|
my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.due"; |
|
if (-e $filename) { |
|
$temp_file = Apache::File->new($filename); |
|
} else { |
|
$temp_file = Apache::File->new('>>'.$filename); |
|
} |
|
my @due_file_content = <$temp_file>; |
|
my $due_file_content = $due_file_content[$#due_file_content]; |
|
chomp $due_file_content; |
|
my $name_of_resourse= &get_resource_name($parstack,$safeeval); |
|
if ($due_file_content ne $duedate) { |
|
$temp_file = Apache::File->new('>'.$filename); |
|
print $temp_file "$duedate\n"; |
|
if (not $ENV{'request.symb'} =~ m/\.page_/) { |
|
if(not $duedate=~m/1969/ and $Apache::lonhomework::type ne 'exam') { |
|
$result .= '\begin{document} \typeout{STAMPOFPASSEDRESOURCESTART Resource <h2>"'.$name_of_resourse.'"</h2> located in <br /><small><b>'.$ENV{'request.uri'}.'</b></small><br /> STAMPOFPASSEDRESOURCEEND} \noindent\textit{Due date: '.$duedate.'} \vskip 1 mm\noindent \begin{minipage}{\textwidth}'; |
|
} else { |
|
$result .= '\begin{document} \typeout{STAMPOFPASSEDRESOURCESTART Resource <h2>"'.$name_of_resourse.'"</h2> located in <br /><small><b>'.$ENV{'request.uri'}.'</b></small><br /> STAMPOFPASSEDRESOURCEEND} \noindent \vskip 1 mm \noindent\begin{minipage}{\textwidth}'; |
|
if ($Apache::lonhomework::type eq 'exam' and $allow_print_points==1) { $result .= '\fbox{\textit{'.$weight.' pt}}';} |
|
} |
|
} else { |
|
$result .= '\vskip 1mm\textit{Due date: '.$duedate.'} \\\\\\\\'; |
|
} |
|
} else { |
|
if (not $ENV{'request.symb'} =~ m/\.page_/) { |
|
$result .= '\begin{document} \typeout{STAMPOFPASSEDRESOURCESTART Resource <h2>"'.$name_of_resourse.'"</h2> located in <br /><small><b>'.$ENV{'request.uri'}.'</b></small><br /> STAMPOFPASSEDRESOURCEEND} \noindent \vskip 1 mm\noindent\begin{minipage}{\textwidth}'; |
|
if (($Apache::lonhomework::type eq 'exam') and ($allow_print_points==1)) { $result .= '\fbox{\textit{'.$weight.' pt}}';} |
|
} else { |
|
$result .= '\vskip 1mm \\\\\\\\'; |
|
} |
|
} |
|
} |
|
} elsif ($target eq 'edit') { |
|
$result.=$head_tag_start."</head>".$body_tag_start.$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(); |
|
} else { |
|
# page_start returned a starting result, delete it if we don't need it |
|
$result = ''; |
|
} |
|
return $result; |
} |
} |
|
|
sub end_problem { |
sub end_problem { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my $result=''; |
my $result=''; |
my $status=$Apache::inputtags::status['-1']; |
my $status=$Apache::inputtags::status['-1']; |
if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ) { |
if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || |
if ( $target eq 'grade' && $Apache::inputtags::part eq '0') { |
$target eq 'tex') { |
# if part is zero, no <part>s existed, so we need to the grading |
if ( $target eq 'grade' && $Apache::inputtags::part eq '0' && |
&Apache::inputtags::grade; |
$status eq 'CAN_ANSWER' ) { |
} elsif ( $target eq 'web' && $Apache::inputtags::part eq '0') { |
# if part is zero, no <part>s existed, so we need to the grading |
# if part is zero, no <part>s existed, so we need show the current |
&Apache::inputtags::grade; |
# grading status |
} elsif ( ($target eq 'web' || $target eq 'tex') && |
$result.= &Apache::inputtags::gradestatus($Apache::inputtags::part); |
$Apache::inputtags::part eq '0' && |
} |
$status ne 'UNCHECKEDOUT') { |
if ( |
# if part is zero, no <part>s existed, so we need show the current |
($target eq 'web' && ($ENV{'request.state'} ne 'construct')) || |
# grading status |
($target eq 'answer') |
my $gradestatus = &Apache::inputtags::gradestatus($Apache::inputtags::part,$target); |
) { |
$result.= $gradestatus; |
if ($status eq 'CAN_ANSWER') { |
} |
$result.="</form></body>\n"; |
if ( |
} elsif ($status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER') { |
(($target eq 'web') && ($ENV{'request.state'} ne 'construct')) || |
$result.="</body>\n"; |
($target eq 'answer') || ($target eq 'tex') |
} |
) { |
$result.=&Apache::lonxml::xmlend(); |
if ($status eq 'CAN_ANSWER') { |
} |
if ($target ne 'tex') { |
if ($target eq 'grade') { |
$result.="</form></body>\n"; |
&Apache::lonhomework::showhash(%Apache::lonhomework::results); |
} |
&finalize_storage(); |
} elsif ($status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER' || |
} |
$status eq 'UNCHECKEDOUT' ) { |
} elsif ($target eq 'meta') { |
if ($target ne 'tex') { |
if ($Apache::inputtags::part eq '0') { |
$result.="</body>\n"; |
$result=&Apache::response::mandatory_part_meta; |
} |
} |
} |
} elsif ($target eq 'edit') { |
if ($target eq 'web') { |
&Apache::lonxml::debug("in end_problem with $target, edit"); |
$result.=&Apache::lonxml::xmlend(); |
$result='<br /><input type="submit" name="submit" value="Submit Changes" />'; |
} elsif ($target eq 'tex') { |
} elsif ($target eq 'tex') { |
$result .= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}'; |
$result .= '\end{document}'; |
if (not $ENV{'request.symb'} =~ m/\.page_/) { |
} |
$result .= '\end{minipage}\end{document} '; |
return $result; |
} else { |
|
$result .= ''; |
|
} |
|
} |
|
} |
|
if ($target eq 'grade') { |
|
&Apache::lonhomework::showhash(%Apache::lonhomework::results); |
|
&finalize_storage(); |
|
} |
|
if ($target eq 'answer' && ($ENV{'request.state'} eq 'construct') ) { |
|
$result.='</html>'; #normally we get it from xmlend, but in CSTR |
|
# we always show answer mode too. |
|
} |
|
} elsif ($target eq 'meta') { |
|
if ($Apache::inputtags::part eq '0') { |
|
$result=&Apache::response::mandatory_part_meta; |
|
} |
|
} elsif ($target eq 'edit') { |
|
&Apache::lonxml::debug("in end_problem with $target, edit"); |
|
$result = &problem_edit_footer(); |
|
} |
|
|
|
undef(%Apache::lonhomework::history); |
|
undef(%Apache::lonhomework::results); |
|
undef($Apache::inputtags::part); |
|
undef($Apache::lonhomework::parsing_a_problem); |
|
|
|
return $result; |
} |
} |
|
|
|
|
sub start_library { |
sub start_library { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($result,$head_tag_start,$body_tag_start)= |
my ($result,$head_tag_start,$body_tag_start,$form_tag_start); |
&page_start($target,$token,$tagstack,$parstack,$parser,$safeeval); |
|
if ($target eq 'edit') { |
if ($target eq 'edit') { |
$result.=$head_tag_start."</head>".$body_tag_start. |
($result,$head_tag_start,$body_tag_start,$form_tag_start)= |
'<form name="lonhomework" method="POST" action="'.$ENV{'request.uri'}.'"> |
&page_start($target,$token,$tagstack,$parstack,$parser,$safeeval); |
<input type="hidden" name="submitted" value="edit" /> |
$result.=$head_tag_start."</head>".$body_tag_start.$form_tag_start. |
<input type="hidden" name="problemmode" value="Edit" /> |
&problem_edit_header(); |
<input type="submit" name="problemmode" value="View" /> |
my $temp=&Apache::edit::insertlist($target,$token); |
<input type="submit" name="Undo" value="undo" /> <hr /> |
$result.=$temp; |
'; |
} elsif ($target eq 'modified') { |
my $temp=&Apache::edit::insertlist($target,$token); |
$result=$token->[4]; |
$result.=$temp; |
$result.=&Apache::edit::handle_insert(); |
return $result; |
} elsif ($target eq 'web' && $$tagstack[0] ne 'problem' && |
} |
$ENV{'request.state'} eq "construct" ) { |
if ($target eq 'modified') { |
($result,$head_tag_start,$body_tag_start,$form_tag_start)= |
$result=$token->[4]; |
&page_start($target,$token,$tagstack,$parstack,$parser,$safeeval); |
$result.=&Apache::edit::handle_insert(); |
my $name=&get_resource_name($parstack,$safeeval); |
|
my $rndseed=&setup_rndseed($safeeval); |
|
$result.="$head_tag_start<title>$name</title></head> |
|
$body_tag_start \n $form_tag_start". |
|
'<input type="hidden" name="submitted" value="yes" />'; |
|
$result.=&problem_web_to_edit_header($rndseed); |
|
} |
return $result; |
return $result; |
} |
|
return ''; |
|
} |
} |
|
|
sub end_library { |
sub end_library { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my $result=''; |
my $result=''; |
if ($target eq 'edit') { |
if ($target eq 'edit') { |
$result='<br /><input type="submit" name="submit" value="Submit Changes" />'; |
$result=&problem_edit_footer(); |
} |
} elsif ($target eq 'web' && $$tagstack[0] ne 'problem' && |
return $result; |
$ENV{'request.state'} eq "construct") { |
|
$result.='</form></body>'.&Apache::lonxml::xmlend(); |
|
} |
|
return $result; |
} |
} |
|
|
sub start_block { |
sub start_block { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
|
|
if ($target eq 'web' || $target eq 'grade' || $target eq 'answer') { |
my $result; |
my $code = @$parstack[$#$parstack]; |
|
$code =~ s/\"//g; |
if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || |
$code .=';return $condition;'; |
$target eq 'tex' || $target eq 'analyze') { |
# print "<br />$code<br />"; |
my $code = $token->[2]->{'condition'}; |
my $result = &Apache::run::run($code,$safeeval); |
if ($code) { |
&Apache::lonxml::debug("block :$code: returned :$result:"); |
if (!$Apache::lonxml::default_homework_loaded) { |
if ( ! $result ) { |
&Apache::lonxml::default_homework_load($safeeval); |
my $skip=&Apache::lonxml::get_all_text("/block",$$parser[$#$parser]); |
} |
&Apache::lonxml::debug("skipping ahead :$skip: $$parser[$#$parser]"); |
$result = &Apache::run::run($code,$safeeval); |
|
&Apache::lonxml::debug("block :$code: returned :$result:"); |
|
} else { |
|
$result='1'; |
|
} |
|
if ( ! $result ) { |
|
my $skip=&Apache::lonxml::get_all_text("/block",$parser); |
|
&Apache::lonxml::debug("skipping ahead :$skip: $$parser[-1]"); |
|
} |
|
$result=''; |
|
} elsif ($target eq 'edit') { |
|
$result .=&Apache::edit::tag_start($target,$token); |
|
$result .=&Apache::edit::text_arg('Test Condition:','condition', |
|
$token,40); |
|
$result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row(); |
|
} elsif ($target eq 'modified') { |
|
my $constructtag=&Apache::edit::get_new_args($token,$parstack, |
|
$safeeval,'condition'); |
|
if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); } |
} |
} |
} |
return $result; |
return ""; |
|
} |
} |
|
|
sub end_block { |
sub end_block { |
return ''; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
|
my $result; |
|
if ($target eq "edit") { |
|
$result.= &Apache::edit::tag_end($target,$token,''); |
|
} |
|
return $result; |
} |
} |
|
|
sub start_while { |
sub start_while { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
|
|
my $code = @$parstack[$#$parstack]; |
my $result; |
$code =~ s/\"//g; |
if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || |
$code .=';return $condition;'; |
$target eq 'tex' || $target eq 'analyze') { |
|
my $code = $token->[2]->{'condition'}; |
push( @Apache::structuretags::whileconds, $code); |
|
my $result = &Apache::run::run($code,$safeeval); |
push( @Apache::structuretags::whileconds, $code); |
my $bodytext=$$parser[$#$parser]->get_text("/while"); |
if (!$Apache::lonxml::default_homework_loaded) { |
push( @Apache::structuretags::whilebody, $bodytext); |
&Apache::lonxml::default_homework_load($safeeval); |
if ( $result ) { |
} |
&Apache::lonxml::newparser($parser,\$bodytext); |
my $result = &Apache::run::run($code,$safeeval); |
} |
my $bodytext=&Apache::lonxml::get_all_text("/while",$parser); |
return ""; |
push( @Apache::structuretags::whilebody, $bodytext); |
|
push( @Apache::structuretags::whileline, $token->[5]); |
|
&Apache::lonxml::debug("s code $code got -$result-"); |
|
if ( $result ) { |
|
&Apache::lonxml::newparser($parser,\$bodytext); |
|
} |
|
} elsif ($target eq 'edit') { |
|
$result .=&Apache::edit::tag_start($target,$token); |
|
$result .=&Apache::edit::text_arg('Test Condition:','condition', |
|
$token,40); |
|
$result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row(); |
|
} elsif ($target eq 'modified') { |
|
my $constructtag=&Apache::edit::get_new_args($token,$parstack, |
|
$safeeval,'condition'); |
|
if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); } |
|
} |
|
return $result; |
} |
} |
|
|
sub end_while { |
sub end_while { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my $code = pop @Apache::structuretags::whileconds; |
my $result; |
my $bodytext = pop @Apache::structuretags::whilebody; |
|
my $result = &Apache::run::run($code,$safeeval); |
if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || |
if ( $result ) { |
$target eq 'tex' || $target eq 'analyze') { |
&Apache::lonxml::newparser($parser,\$bodytext); |
my $code = pop(@Apache::structuretags::whileconds); |
} |
my $bodytext = pop(@Apache::structuretags::whilebody); |
return ""; |
my $line = pop(@Apache::structuretags::whileline); |
|
my $return = &Apache::run::run($code,$safeeval); |
|
my $starttime=time; |
|
my $error=0; |
|
while ($return) { |
|
if (time-$starttime > |
|
$Apache::lonnet::perlvar{'lonScriptTimeout'}) { |
|
$return = 0; $error=1; next; |
|
} |
|
$result.=&Apache::scripttag::xmlparse($bodytext); |
|
$return = &Apache::run::run($code,$safeeval); |
|
} |
|
if ($error) { |
|
&Apache::lonxml::error('<pre>Code ran too long. It ran for more than '.$Apache::lonnet::perlvar{'lonScriptTimeout'}.' seconds occured while running <while$gt; on line '.$line.'</pre>'); |
|
} |
|
} elsif ($target eq "edit") { |
|
$result.= &Apache::edit::tag_end($target,$token,''); |
|
} |
|
return $result; |
} |
} |
|
|
# <randomlist> |
# <randomlist show="1"> |
# <tag1>..</tag1> |
# <tag1>..</tag1> |
# <tag2>..</tag2> |
# <tag2>..</tag2> |
# <tag3>..</tag3> |
# <tag3>..</tag3> |
# ... |
# ... |
# </randomlist> |
# </randomlist> |
sub start_randomlist { |
sub start_randomlist { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
if ($target eq 'answer' || $target eq 'grade' || $target eq 'web') { |
my $result; |
my $body= &Apache::lonxml::get_all_text("/randomlist",$$parser[$#$parser]); |
if ($target eq 'answer' || $target eq 'grade' || $target eq 'web' || |
my $b_parser= HTML::TokeParser->new(\$body); |
$target eq 'tex' || $target eq 'analyze') { |
my $b_tok; |
my $body= &Apache::lonxml::get_all_text("/randomlist",$parser); |
my @randomlist; |
my $b_parser= HTML::TokeParser->new(\$body); |
my $list_item; |
my $b_tok; |
while($b_tok = $b_parser->get_token() ) { |
my @randomlist; |
if($b_tok->[0] eq 'S') { # start tag |
my $list_item; |
# get content of the tag until matching end tag |
while($b_tok = $b_parser->get_token() ) { |
# get all text upto the matching tag |
if($b_tok->[0] eq 'S') { # start tag |
# and push the content into @randomlist |
# get content of the tag until matching end tag |
$list_item = &Apache::lonxml::get_all_text('/'.$b_tok->[1],$b_parser); |
# get all text upto the matching tag |
$list_item = "$b_tok->[4]"."$list_item"."</$b_tok->[1]>"; |
# and push the content into @randomlist |
push(@randomlist,$list_item); |
$list_item = &Apache::lonxml::get_all_text('/'.$b_tok->[1], |
# print "<br /><b>START-TAG $b_tok->[1], $b_tok->[4], $list_item</b>"; |
$b_parser); |
} |
$list_item = "$b_tok->[4]"."$list_item"."</$b_tok->[1]>"; |
if($b_tok->[0] eq 'T') { # text |
push(@randomlist,$list_item); |
# what to do with text in between tags? |
# print "<br /><b>START-TAG $b_tok->[1], $b_tok->[4], |
# print "<b>TEXT $b_tok->[1]</b><br />"; |
# $list_item</b>"; |
} |
} |
# if($b_tok->[0] eq 'E') { # end tag, should not happen |
if($b_tok->[0] eq 'T') { # text |
# print "<b>END-TAG $b_tok->[1]</b><br />"; |
# what to do with text in between tags? |
# } |
# print "<b>TEXT $b_tok->[1]</b><br />"; |
} |
} |
|
# if($b_tok->[0] eq 'E') { # end tag, should not happen |
my @idx_arr = (0 .. $#randomlist); |
# print "<b>END-TAG $b_tok->[1]</b><br />"; |
&Apache::structuretags::shuffle(\@idx_arr); |
# } |
my $bodytext = ''; |
} |
for(0 .. $#randomlist) { |
my @idx_arr = (0 .. $#randomlist); |
$bodytext .= "$randomlist[ $idx_arr[$_] ]"; |
&Apache::structuretags::shuffle(\@idx_arr); |
} |
my $bodytext = ''; |
&Apache::lonxml::newparser($parser,\$bodytext); |
my $show=$#randomlist; |
} |
my $showarg=&Apache::lonxml::get_param('show',$parstack,$safeeval); |
return ""; |
$showarg--; |
|
if ( ($showarg >= 0) && ($showarg < $show) ) { $show = $showarg; } |
|
for(0 .. $show) { |
|
$bodytext .= "$randomlist[ $idx_arr[$_] ]"; |
|
} |
|
&Apache::lonxml::newparser($parser,\$bodytext); |
|
} elsif ($target eq 'edit' ) { |
|
$result .=&Apache::edit::tag_start($target,$token); |
|
$result .=&Apache::edit::text_arg('Maximum Tags to Show:','show', |
|
$token,5); |
|
$result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row(); |
|
} elsif ($target eq 'modified' ) { |
|
my $constructtag=&Apache::edit::get_new_args($token,$parstack, |
|
$safeeval,'show'); |
|
if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); } |
|
} |
|
return $result; |
} |
} |
|
|
sub shuffle { |
sub shuffle { |
my $a=shift; |
my $a=shift; |
my $i; |
my $i; |
if (defined(@$a)) { |
if (defined(@$a)) { |
&Apache::response::setrandomnumber(); |
&Apache::response::setrandomnumber(); |
for($i=@$a;--$i;) { |
for($i=@$a;--$i;) { |
my $j=int rand($i+1); |
my $j=int(&Math::Random::random_uniform() * ($i+1)); |
next if $i == $j; |
next if $i == $j; |
@$a[$i,$j] = @$a[$j,$i]; |
@$a[$i,$j] = @$a[$j,$i]; |
} |
} |
} |
} |
} |
} |
|
|
sub end_randomlist { |
sub end_randomlist { |
return ''; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
|
my $result; |
|
if ($target eq 'edit' ) { |
|
$result=&Apache::edit::tag_end($target,$token, |
|
'End Randomly Parsed Block'); |
|
} |
|
return $result; |
} |
} |
|
|
sub start_part { |
sub start_part { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval); |
my $result=''; |
if ($id eq '') { $id = $Apache::lonxml::curdepth; } |
my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval); |
$Apache::inputtags::part=$id; |
if ($id eq '') { $id = $Apache::lonxml::curdepth; } |
@Apache::inputtags::responselist = (); |
$Apache::inputtags::part=$id; |
@Apache::inputtags::previous=(); |
@Apache::inputtags::responselist = (); |
if ($target eq 'meta') { |
@Apache::inputtags::previous=(); |
return &Apache::response::mandatory_part_meta; |
@Apache::inputtags::previous_version=(); |
} elsif ($target eq 'web' || $target eq 'grade' || $target eq 'answer') { |
my $hidden=&Apache::loncommon::check_if_partid_hidden($Apache::inputtags::part); |
my ($status,$accessmsg) = &Apache::lonhomework::check_access($id); |
|
push (@Apache::inputtags::status,$status); |
if ($target eq 'meta') { |
my $expression='$external::datestatus="'.$status.'";'; |
return &Apache::response::mandatory_part_meta; |
$expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.$id.solved"}.'";'; |
} elsif ($target eq 'web' || $target eq 'grade' || |
&Apache::run::run($expression,$safeeval); |
$target eq 'answer' || $target eq 'tex') { |
if ( $status eq 'CLOSED' ) { |
if ($hidden) { |
my $bodytext=&Apache::lonxml::get_all_text("/part",$$parser[$#$parser]); |
my $bodytext=&Apache::lonxml::get_all_text("/part",$parser); |
if ( $target eq "web" ) { |
} else { |
return "<br />Part is not open to be viewed. It $accessmsg<br />"; |
my ($status,$accessmsg) = &Apache::lonhomework::check_access($id); |
} |
push (@Apache::inputtags::status,$status); |
|
my $expression='$external::datestatus="'.$status.'";'; |
|
$expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.$id.solved"}.'";'; |
|
&Apache::run::run($expression,$safeeval); |
|
if ( $status eq 'CLOSED' ) { |
|
my $bodytext=&Apache::lonxml::get_all_text("/part",$parser); |
|
if ( $target eq "web" ) { |
|
$result="<br />Part is not open to be viewed. It $accessmsg<br />"; |
|
} elsif ( $target eq 'tex' ) { |
|
$result="\\end{minipage}\\vskip 0 mm Part is not open to be viewed. It $accessmsg \\\\\\begin{minipage}{\\textwidth}"; |
|
} |
|
} else { |
|
if ($target eq 'tex') { |
|
$result.='\noindent \end{minipage}\vskip 0 mm \noindent \begin{minipage}{\textwidth}\noindent'; |
|
my $weight = &Apache::lonnet::EXT("resource.$id.weight"); |
|
if ($Apache::lonhomework::type eq 'exam') { $result .= '\fbox{\textit{'.$weight.' pt}}';} |
|
} |
|
} |
|
} |
|
} elsif ($target eq 'edit') { |
|
$result.=&Apache::edit::tag_start($target,$token); |
|
$result.=&Apache::edit::text_arg('Part ID:','id',$token). |
|
&Apache::loncommon::help_open_topic("Part_Tag_Edit_Help"). |
|
&Apache::edit::end_row().&Apache::edit::start_spanning_row(); |
|
} elsif ($target eq 'modified') { |
|
my $constructtag=&Apache::edit::get_new_args($token,$parstack, |
|
$safeeval,'id'); |
|
if ($constructtag) { |
|
$result = &Apache::edit::rebuild_tag($token); |
|
$result.=&Apache::edit::handle_insert(); |
|
} |
} |
} |
} |
return $result; |
return ''; |
|
} |
} |
|
|
sub end_part { |
sub end_part { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
&Apache::lonxml::debug("in end_part $target "); |
&Apache::lonxml::debug("in end_part $target "); |
my $status=$Apache::inputtags::status['-1']; |
my $status=$Apache::inputtags::status['-1']; |
pop @Apache::inputtags::status; |
my $hidden=&Apache::loncommon::check_if_partid_hidden($Apache::inputtags::part); |
if ( $target eq 'meta' ) { return ''; } |
my $result=''; |
if ( $target eq 'grade' && $status eq 'CAN_ANSWER') { |
if ( $target eq 'meta' ) { |
return &Apache::inputtags::grade; |
$result=''; |
} |
} elsif ( $target eq 'grade' && $status eq 'CAN_ANSWER' && !$hidden) { |
if ($target eq 'web') { |
$result=&Apache::inputtags::grade; |
return &Apache::inputtags::gradestatus($Apache::inputtags::part); |
} elsif (($target eq 'web' || $target eq 'tex') && !$hidden ) { |
} |
my $gradestatus=&Apache::inputtags::gradestatus($Apache::inputtags::part, |
return ''; |
$target); |
|
if ($Apache::lonhomework::type eq 'exam') {$gradestatus='';} |
|
$result=$gradestatus; |
|
} |
|
pop @Apache::inputtags::status; |
|
$Apache::inputtags::part=''; |
|
return $result; |
} |
} |
|
|
sub start_preduedate { |
sub start_preduedate { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
if ($target eq 'web' || $target eq 'grade' || $target eq 'answer') { |
if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || $target eq 'tex') { |
if ($Apache::inputtags::status['-1'] ne 'CAN_ANSWER' && |
if ($Apache::inputtags::status['-1'] ne 'CAN_ANSWER' && |
$Apache::inputtags::status['-1'] ne 'CANNOT_ANSWER' ) { |
$Apache::inputtags::status['-1'] ne 'CANNOT_ANSWER' && |
&Apache::lonxml::get_all_text("/preduedate",$$parser[$#$parser]); |
$Apache::inputtags::status['-1'] ne 'SHOW_ANSWER') { |
|
&Apache::lonxml::get_all_text("/preduedate",$parser); |
|
} |
} |
} |
} |
return ''; |
return ''; |
|
} |
} |
|
|
sub end_preduedate { |
sub end_preduedate { |
return ''; |
return ''; |
} |
} |
|
|
sub start_postanswerdate { |
sub start_postanswerdate { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
if ($target eq 'web' || $target eq 'grade') { |
if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') { |
if ($Apache::inputtags::status['-1'] ne 'SHOW_ANSWER') { |
if ($Apache::inputtags::status['-1'] ne 'SHOW_ANSWER') { |
&Apache::lonxml::get_all_text("/postanswerdate",$$parser[$#$parser]); |
&Apache::lonxml::get_all_text("/postanswerdate",$parser); |
|
} |
|
} elsif ($target eq 'tex') { |
|
return '\vskip 0 mm \noindent'; |
} |
} |
} |
return ''; |
return ''; |
|
} |
} |
|
|
sub end_postanswerdate { |
sub end_postanswerdate { |
return ''; |
return ''; |
} |
} |
|
|
sub start_notsolved { |
sub start_notsolved { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
if ($target eq 'web' || $target eq 'grade' || $target eq 'answer') { |
if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || |
my $gradestatus=$Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"}; |
$target eq 'tex') { |
&Apache::lonxml::debug("not solved has :$gradestatus:"); |
my $gradestatus=$Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"}; |
if ($gradestatus =~ /^correct/) { |
&Apache::lonxml::debug("not solved has :$gradestatus:"); |
&Apache::lonxml::debug("skipping"); |
if ($gradestatus =~ /^correct/) { |
&Apache::lonxml::get_all_text("/notsolved",$$parser[$#$parser]); |
&Apache::lonxml::debug("skipping"); |
|
&Apache::lonxml::get_all_text("/notsolved",$parser); |
|
} |
} |
} |
} |
return ''; |
return ''; |
|
} |
} |
|
|
sub end_notsolved { |
sub end_notsolved { |
return ''; |
return ''; |
} |
} |
|
|
sub start_solved { |
sub start_solved { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
if ($target eq 'web' || $target eq 'grade' || $target eq 'answer') { |
if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || |
my $gradestatus=$Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"}; |
$target eq 'tex') { |
if ($gradestatus !~ /^correct/) { |
my $gradestatus=$Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"}; |
&Apache::lonxml::get_all_text("/solved",$$parser[$#$parser]); |
if ($gradestatus !~ /^correct/) { |
|
&Apache::lonxml::get_all_text("/solved",$parser); |
|
} |
} |
} |
} |
return ''; |
return ''; |
|
} |
} |
|
|
sub end_solved { |
sub end_solved { |
return ''; |
return ''; |
} |
} |
|
|
sub start_startouttext { |
sub start_startouttext { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my @result=(''.''); |
my @result=(''.''); |
if ($target eq 'edit' || $target eq 'modified' ) { @result=('','no'); } |
if ($target eq 'edit' || $target eq 'modified' ) { @result=('','no'); } |
return (@result); |
return (@result); |
} |
} |
|
|
sub end_startouttext { |
sub end_startouttext { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my $result=''; |
my $result=''; |
my $text=''; |
my $text=''; |
|
|
if ($target eq 'edit') { |
if ($target eq 'edit') { |
$text=&Apache::lonxml::get_all_text("endouttext",$$parser[-1]); |
$text=&Apache::lonxml::get_all_text("endouttext",$parser); |
$result.=&Apache::edit::start_table($token)."<tr><td>Text Block</td> |
$result.=&Apache::edit::start_table($token)."<tr><td>Text Block</td> |
<td>Delete:". |
<td>Delete:". |
&Apache::edit::deletelist($target,$token) |
&Apache::edit::deletelist($target,$token) |
."</td> |
."</td> |
<td>". |
<td>". |
&Apache::edit::insertlist($target,$token). |
&Apache::edit::insertlist($target,$token). |
&Apache::edit::end_row().&Apache::edit::start_spanning_row()."\n". |
&Apache::edit::end_row(). |
&Apache::edit::editfield($token->[1],$text,"",50,4); |
&Apache::edit::start_spanning_row()."\n" |
} |
.'<table><tr><td>'. |
if ($target eq 'modified') { |
&Apache::loncommon::help_open_topic("Greek_Symbols", |
$text=&Apache::lonxml::get_all_text("endouttext",$$parser['-1']); |
'Greek Symbols', |
$result='<startouttext />'.&Apache::edit::modifiedfield(); |
undef,undef,600) |
} |
.'</td><td>'. |
return $result; |
&Apache::loncommon::help_open_topic("Other_Symbols", |
|
'Other Symbols', |
|
undef,undef,600) |
|
.'</td></tr></table>'. |
|
&Apache::edit::editfield($token->[1],$text,"",80,4); |
|
} |
|
if ($target eq 'modified') { |
|
$text=&Apache::lonxml::get_all_text("endouttext",$parser); |
|
$result='<startouttext />'.&Apache::edit::modifiedfield(); |
|
} |
|
if ($target eq 'tex') { |
|
$result .= '\noindent '; |
|
} |
|
return $result; |
} |
} |
|
|
sub start_endouttext { |
sub start_endouttext { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my $result=''; |
my $result=''; |
if ($target eq "edit" ) { $result="</td></tr>".&Apache::edit::end_table()."\n"; } |
if ($target eq "edit" ) { $result="</td></tr>".&Apache::edit::end_table()."\n"; } |
if ($target eq "modified") { $result='<endouttext />'; } |
if ($target eq "modified") { |
return $result; |
$result='<endouttext />'. |
|
&Apache::edit::handle_insertafter('startouttext'); } |
|
return $result; |
} |
} |
|
|
sub end_endouttext { |
sub end_endouttext { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my @result=('',''); |
my @result=('',''); |
if ($target eq "edit" || $target eq 'modified') { @result=('','no'); } |
if ($target eq "edit" || $target eq 'modified') { @result=('','no'); } |
return (@result); |
return (@result); |
} |
} |
|
|
sub delete_startouttext { |
sub delete_startouttext { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
# my $text=&Apache::lonxml::get_all_text("endouttext",$$parser['-1']); |
# my $text=&Apache::lonxml::get_all_text("endouttext",$parser); |
my $text=$$parser['-1']->get_text("/endouttext"); |
my $text=$$parser['-1']->get_text("/endouttext"); |
my $ntoken=$$parser['-1']->get_token(); |
my $ntoken=$$parser['-1']->get_token(); |
&Apache::lonxml::debug("Deleting :$text: and :$ntoken->[0]:$ntoken->[1]:$ntoken->[2]: for startouttext"); |
&Apache::lonxml::debug("Deleting :$text: and :$ntoken->[0]:$ntoken->[1]:$ntoken->[2]: for startouttext"); |
&Apache::lonxml::end_tag($tagstack,$parstack,$ntoken); |
&Apache::lonxml::end_tag($tagstack,$parstack,$ntoken); |
# Deleting 2 parallel tag pairs, but we need the numbers later to look like |
# Deleting 2 parallel tag pairs, but we need the numbers later to look like |
# they did the last time round |
# they did the last time round |
&Apache::lonxml::increasedepth($ntoken); |
&Apache::lonxml::increasedepth($ntoken); |
&Apache::lonxml::decreasedepth($ntoken); |
&Apache::lonxml::decreasedepth($ntoken); |
return 1; |
return 1; |
} |
} |
|
|
1; |
1; |