version 1.41, 2001/06/05 16:32:18
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version 1.58, 2001/08/18 16:08:34
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# The LearningOnline Network with CAPA |
# The LearningOnline Network with CAPA |
# definition of tags that give a structure to a document |
# definition of tags that give a structure to a document |
# 2/19 Guy |
# 2/19 Guy |
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# 6/26/2001 fixed extra web display at end of <web></web> tags |
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# 8/17,8/18 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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sub BEGIN { |
sub BEGIN { |
&Apache::lonxml::register('Apache::structuretags',('block','while','randomlist','problem','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')) |
# &Apache::lonxml::register_insert('problem','',('part','postanswerdate','preduedate')) |
} |
} |
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Line 21 sub start_web {
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Line 24 sub start_web {
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} |
} |
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sub end_web { |
sub end_web { |
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return ''; |
} |
} |
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sub start_tex { |
sub start_tex { |
Line 33 sub start_tex {
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Line 37 sub start_tex {
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} |
} |
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sub end_tex { |
sub end_tex { |
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return ''; |
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} |
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sub page_start { |
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my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
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my $result=&Apache::londefdef::start_html($target,$token,$tagstack,$parstack,$parser,$safeeval); |
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my $head_tag_start='<head>'.&Apache::lonxml::registerurl(); |
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my $body_tag_start='<body onLoad="'.&Apache::lonxml::loadevents().'" '. |
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'onUnload="'.&Apache::lonxml::unloadevents().'" '; |
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my $background=&Apache::lonxml::get_param('background',$parstack,$safeeval); |
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if ($background) { |
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$Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]= |
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$background; |
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$body_tag_start.='background="'.$background.'" '; |
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} else { |
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my $bgcolor=&Apache::lonxml::get_param('bgcolor',$parstack,$safeeval); |
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if ($bgcolor) { |
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$body_tag_start.='bgcolor="'.$bgcolor.'" '; |
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} else { |
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$body_tag_start.='bgcolor="#ffffff"'; |
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} |
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} |
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$body_tag_start.='>'; |
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return ($result,$head_tag_start,$body_tag_start); |
} |
} |
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sub start_problem { |
sub start_problem { |
Line 41 sub start_problem {
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Line 69 sub start_problem {
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#intialize globals |
#intialize globals |
$Apache::inputtags::part='0'; |
$Apache::inputtags::part='0'; |
@Apache::inputtags::responselist = (); |
@Apache::inputtags::responselist = (); |
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@Apache::inputtags::previous=(); |
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$Apache::lonhomework::type=&Apache::lonnet::EXT('resource.0.type'); |
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&Apache::lonxml::debug("Found this to be of type :$Apache::lonhomework::type:"); |
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if ($Apache::lonhomework::type eq '') { |
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my $uri=$ENV{'request.uri'}; |
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if ($uri=~/\.(\w+)$/) { |
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$Apache::lonhomework::type=$1; |
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&Apache::lonxml::debug("Using type of $1"); |
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} else { |
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$Apache::lonhomework::type='problem'; |
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&Apache::lonxml::debug("Using default type, problem, :$uri:"); |
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} |
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} |
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#adeed vars to the scripting enviroment |
#adeed vars to the scripting enviroment |
my $expression='$external::part='.$Apache::inputtags::part.';'; |
my $expression='$external::part='.$Apache::inputtags::part.';'; |
&Apache::run::run($expression,$safeeval); |
&Apache::run::run($expression,$safeeval); |
my $status; |
my $status; |
my $datemsg; |
my $accessmsg; |
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#should get back a <html> or the neccesary stuff to start XML/MathML |
#should get back a <html> or the neccesary stuff to start XML/MathML |
my $result=&Apache::londefdef::start_html($target,$token,$tagstack,$parstack,$parser,$safeeval); |
my ($result,$head_tag_start,$body_tag_start)= |
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&page_start($target,$token,$tagstack,$parstack,$parser,$safeeval); |
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my $head_tag_start='<head>'.&Apache::lonxml::registerurl(); |
if ($Apache::lonhomework::type eq 'exam') { |
my $body_tag_start='<body onLoad="'.&Apache::lonxml::loadevents().'" '. |
if ($target eq 'web') { |
'onUnload="'.&Apache::lonxml::unloadevents().'" '. |
my $token=$Apache::lonhomework::history{"resource.0.outtoken"}; |
'bgcolor="#FFFFFF">'; |
if (($ENV{'form.doescheckout'}) && (!$token)) { |
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$token=&Apache::lonxml::maketoken(); |
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} |
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$body_tag_start.=&Apache::lonxml::printtokenheader($target,$token); |
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} |
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if ($target eq 'meta') { |
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print "Cool, I was called"; |
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return (<<ENDSTORES); |
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<stores part="0" name="outtoken" type="string" |
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display="Document ID checked out" /> |
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<stores part="0" name="checkouttime" type="date" |
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display="Time checked out" /> |
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<stores part="0" name="outremote" type="string" |
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display="Client IP checked out from" /> |
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<stores part="0" name="intoken" type="string" |
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display="Document ID checked in" /> |
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<stores part="0" name="checkintime" type="date" |
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display="Time checked in" /> |
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<stores part="0" name="inremote" type="string" |
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display="Client IP checked in from" /> |
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ENDSTORES |
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} |
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} |
if ($target eq 'web' || $target eq 'grade') { |
if ($target eq 'web' || $target eq 'grade') { |
($status,$datemsg) = &Apache::lonhomework::check_date('0'); |
($status,$accessmsg) = &Apache::lonhomework::check_access('0'); |
push (@Apache::inputtags::status,$status); |
push (@Apache::inputtags::status,$status); |
my $expression='$external::datestatus="'.$status.'";'; |
my $expression='$external::datestatus="'.$status.'";'; |
$expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.0.solved"}.'";'; |
$expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.0.solved"}.'";'; |
&Apache::run::run($expression,$safeeval); |
&Apache::run::run($expression,$safeeval); |
if ( $status eq 'CLOSED' ) { |
if (( $status eq 'CLOSED' ) || |
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( $status eq 'UNCHECKEDOUT') || |
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( $status eq 'BANNED')) { |
my $bodytext=&Apache::lonxml::get_all_text("/problem",$$parser[$#$parser]); |
my $bodytext=&Apache::lonxml::get_all_text("/problem",$$parser[$#$parser]); |
if ( $target eq "web" ) { |
if ( $target eq "web" ) { |
$result.= $head_tag_start.'</head>'; |
$result.= $head_tag_start.'</head>'; |
return $result . $body_tag_start . |
my $msg=$body_tag_start. |
" <br />Problem is not open to be viewed. The problem $datemsg<br />"; |
'<h1>Not open to be viewed</h1>'; |
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if ($status eq 'CLOSED') { |
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$msg.='The problem '.$accessmsg; |
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} elsif ($status eq 'UNCHECKEDOUT') { |
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$msg.=(<<ENDCHECKOUT); |
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<h2>The resource needs to be checked out</h2> |
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As a resource gets checked out, a unique timestamped ID is given to it, and a |
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permanent record is left in the system.<p /> |
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<font color=red> |
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Checking out resources is subject to course policies, and may exclude future |
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credit even if done erroneously.<p /> |
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</font> |
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<form method=post> |
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<input type=submit name="doescheckout" |
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value="Check out Exam for Viewing" /> |
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</form> |
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ENDCHECKOUT |
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} |
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return $result.$msg.'<br />'; |
} |
} |
} |
} |
} |
} |
Line 99 sub start_problem {
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Line 185 sub start_problem {
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<input type="hidden" name="problemmode" value="Edit" /> |
<input type="hidden" name="problemmode" value="Edit" /> |
<input type="submit" name="problemmode" value="View" /> |
<input type="submit" name="problemmode" value="View" /> |
<input type="submit" name="Undo" value="undo" /> <hr /> |
<input type="submit" name="Undo" value="undo" /> <hr /> |
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<input type="submit" name="submit" value="Submit Changes" /><br /> |
'; |
'; |
my $temp=&Apache::edit::insertlist($target,$token); |
my $temp=&Apache::edit::insertlist($target,$token); |
$result.=$temp; |
$result.=$temp; |
Line 132 sub end_problem {
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Line 219 sub end_problem {
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} elsif ($status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER') { |
} elsif ($status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER') { |
$result.="</body>\n"; |
$result.="</body>\n"; |
} |
} |
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$result.=&Apache::lonxml::xmlend(); |
} |
} |
} |
} |
if ($target eq 'meta') { |
if ($target eq 'meta') { |
Line 146 sub end_problem {
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Line 234 sub end_problem {
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return $result; |
return $result; |
} |
} |
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sub start_library { |
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my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
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my ($result,$head_tag_start,$body_tag_start)= |
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&page_start($target,$token,$tagstack,$parstack,$parser,$safeeval); |
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if ($target eq 'edit') { |
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$result.=$head_tag_start."</head>".$body_tag_start. |
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'<form name="lonhomework" method="POST" action="'.$ENV{'request.uri'}.'"> |
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<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="View" /> |
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<input type="submit" name="Undo" value="undo" /> <hr /> |
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'; |
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my $temp=&Apache::edit::insertlist($target,$token); |
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$result.=$temp; |
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return $result; |
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} |
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if ($target eq 'modified') { |
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$result=$token->[4]; |
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$result.=&Apache::edit::handle_insert(); |
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return $result; |
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} |
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return ''; |
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} |
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sub end_library { |
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my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
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my $result=''; |
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if ($target eq 'edit') { |
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$result='<br /><input type="submit" name="submit" value="Submit Changes" />'; |
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} |
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return $result; |
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} |
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sub start_block { |
sub start_block { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
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Line 242 sub start_randomlist {
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Line 363 sub start_randomlist {
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sub shuffle { |
sub shuffle { |
my $a=shift; |
my $a=shift; |
my $i; |
my $i; |
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&Apache::response::setrandomnumber(); |
for($i=@$a;--$i;) { |
for($i=@$a;--$i;) { |
my $j=int rand($i+1); |
my $j=int rand($i+1); |
next if $i == $j; |
next if $i == $j; |
Line 250 sub shuffle {
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Line 372 sub shuffle {
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} |
} |
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sub end_randomlist { |
sub end_randomlist { |
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return ''; |
} |
} |
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sub start_part { |
sub start_part { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval); |
my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval); |
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if ($id eq '') { $id = $Apache::lonxml::curdepth; } |
$Apache::inputtags::part=$id; |
$Apache::inputtags::part=$id; |
@Apache::inputtags::responselist = (); |
@Apache::inputtags::responselist = (); |
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@Apache::inputtags::previous=(); |
if ($target eq 'meta') { |
if ($target eq 'meta') { |
return &Apache::response::mandatory_part_meta; |
return &Apache::response::mandatory_part_meta; |
} elsif ($target eq 'web' || $target eq 'grade') { |
} elsif ($target eq 'web' || $target eq 'grade') { |
my ($status,$datemsg) = &Apache::lonhomework::check_date("OPEN_DATE",$id); |
my ($status,$accessmsg) = &Apache::lonhomework::check_access($id); |
push (@Apache::inputtags::status,$status); |
push (@Apache::inputtags::status,$status); |
my $expression='$external::datestatus="'.$status.'";'; |
my $expression='$external::datestatus="'.$status.'";'; |
$expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.$id.solved"}.'";'; |
$expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.$id.solved"}.'";'; |
Line 268 sub start_part {
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Line 393 sub start_part {
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if ( $status eq 'CLOSED' ) { |
if ( $status eq 'CLOSED' ) { |
my $bodytext=&Apache::lonxml::get_all_text("/part",$$parser[$#$parser]); |
my $bodytext=&Apache::lonxml::get_all_text("/part",$$parser[$#$parser]); |
if ( $target eq "web" ) { |
if ( $target eq "web" ) { |
return "<br />Part is not open to be viewed. It $datemsg<br />"; |
return "<br />Part is not open to be viewed. It $accessmsg<br />"; |
} |
} |
} |
} |
} |
} |
Line 364 sub end_startouttext {
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Line 489 sub end_startouttext {
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if ($target eq 'edit') { |
if ($target eq 'edit') { |
$text=&Apache::lonxml::get_all_text("endouttext",$$parser[$#$parser]); |
$text=&Apache::lonxml::get_all_text("endouttext",$$parser[$#$parser]); |
$result= |
$result.=&Apache::edit::start_table($token)."<tr><td>Text Block</td> |
&Apache::edit::tag_start($target,$token). |
<td>Delete:". |
&Apache::edit::editfield($token->[1],$text,"Text Block",50,5); |
&Apache::edit::deletelist($target,$token) |
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."</td> |
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<td>". |
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&Apache::edit::insertlist($target,$token). |
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"</td> |
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</tr><tr><td colspan=\"3\">\n". |
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&Apache::edit::editfield($token->[1],$text,"",50,4); |
} |
} |
if ($target eq 'modified') { |
if ($target eq 'modified') { |
$text=&Apache::lonxml::get_all_text("endouttext",$$parser['-1']); |
$text=&Apache::lonxml::get_all_text("endouttext",$$parser['-1']); |
Line 377 sub end_startouttext {
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Line 508 sub end_startouttext {
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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" ) { $result=&Apache::edit::tag_end($target,$token); } |
if ($target eq "edit" ) { $result="</td></tr>".&Apache::edit::end_table()."\n"; } |
if ($target eq "modified") { $result='<endouttext />'; } |
if ($target eq "modified") { $result='<endouttext />'; } |
return $result; |
return $result; |
} |
} |
Line 387 sub end_endouttext {
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Line 518 sub end_endouttext {
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if ($target eq "edit" || $target eq 'modified') { @result=('','no'); } |
if ($target eq "edit" || $target eq 'modified') { @result=('','no'); } |
return (@result); |
return (@result); |
} |
} |
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sub delete_startouttext { |
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my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
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# my $text=&Apache::lonxml::get_all_text("endouttext",$$parser['-1']); |
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my $text=$$parser['-1']->get_text("/endouttext"); |
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my $token=$$parser['-1']->get_token(); |
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&Apache::lonxml::debug("Deleting :$text: and :$token->[0]:$token->[1]:$token->[2]: for startouttext"); |
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&Apache::lonxml::end_tag($tagstack,$parstack,$token); |
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# Deleting 2 parallel tag pairs, but we need the numbers later to look like |
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# they did the last time round |
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&Apache::lonxml::increasedepth($token); |
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&Apache::lonxml::decreasedepth($token); |
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return 1; |
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} |
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1; |
1; |
__END__ |
__END__ |