version 1.32, 2001/02/19 20:39:00
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version 1.50, 2001/08/03 17:48:24
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Line 1
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Line 1
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# The LearningOnline Network with CAPA # <script> definiton |
# The LearningOnline Network with CAPA |
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# definition of tags that give a structure to a document |
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# 2/19 Guy |
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# 6/26/2001 fixed extra web display at end of <web></web> tags |
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')); |
&Apache::lonxml::register('Apache::structuretags',('block','while','randomlist','problem','library','web','tex','part','preduedate','postanswerdate','solved','notsolved','startouttext','endouttext')); |
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# &Apache::lonxml::register_insert('problem','',('part','postanswerdate','preduedate')) |
} |
} |
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sub start_web { |
sub start_web { |
my ($target,$token,$parstack,$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[$#$parser]); |
if ($target eq 'web') { |
if ($target eq 'web') { |
return $bodytext; |
return $bodytext; |
Line 19 sub start_web {
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Line 22 sub start_web {
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} |
} |
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sub end_web { |
sub end_web { |
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return ''; |
} |
} |
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sub start_tex { |
sub start_tex { |
my ($target,$token,$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[$#$parser]); |
if ($target eq 'tex') { |
if ($target eq 'tex') { |
return $bodytext |
return $bodytext |
Line 31 sub start_tex {
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Line 35 sub start_tex {
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} |
} |
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sub end_tex { |
sub end_tex { |
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return ''; |
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} |
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sub page_start { |
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my ($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,$body_tag_start); |
} |
} |
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sub start_problem { |
sub start_problem { |
my ($target,$token,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
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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::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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$Apache::lonhomework::type='homework'; |
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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 $datemsg; |
if ($target ne 'meta') { |
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#should get back a <html> or the neccesary stuff to start XML/MathML |
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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 'web' || $target eq 'grade') { |
($status,$datemsg) = &Apache::lonhomework::check_date('0'); |
($status,$datemsg) = &Apache::lonhomework::check_date('0'); |
push (@Apache::inputtags::status,$status); |
push (@Apache::inputtags::status,$status); |
my $expression='$external::datestatus="'.$status.'";'; |
my $expression='$external::datestatus="'.$status.'";'; |
Line 54 sub start_problem {
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Line 91 sub start_problem {
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if ( $status eq 'CLOSED' ) { |
if ( $status eq 'CLOSED' ) { |
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" ) { |
return "<body bgcolor=\"#FFFFFF\"> <br />Problem is not open to be viewed. The problem $datemsg<br />"; |
$result.= $head_tag_start.'</head>'; |
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return $result . $body_tag_start . |
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" <br />Problem is not open to be viewed. The problem $datemsg<br />"; |
} |
} |
} |
} |
} |
} |
if ($target eq 'web') { |
if ($target eq 'web') { |
my $args =''; |
my $name= &Apache::lonxml::get_param('name',$parstack,$safeeval); |
if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; } |
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my $name = &Apache::run::run("{$args;".'return $name}',$safeeval); |
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if ($name eq '') { |
if ($name eq '') { |
$name=&Apache::lonnet::EXT('resource.title'); |
$name=&Apache::lonnet::EXT('resource.title'); |
if ($name eq 'con_lost') { $name = ''; } |
if ($name eq 'con_lost') { $name = ''; } |
Line 69 sub start_problem {
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Line 106 sub start_problem {
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$Apache::lonhomework::name=$name; |
$Apache::lonhomework::name=$name; |
if ($status eq 'CAN_ANSWER') { |
if ($status eq 'CAN_ANSWER') { |
# create a page header and exit |
# create a page header and exit |
return "<title>$name</title>\n<body bgcolor=#FFFFFF>\n<form name=\"lonhomework\" method=\"POST\" action=\"".$ENV{'request.uri'}."\">".'<input type="hidden" name="submitted" value="yes">'; |
$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.='<input type="hidden" name="problemmode" value="View" /> |
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<input type="submit" name="problemmode" value="Edit" /><hr />'; |
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} |
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return $result; |
} elsif ($status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER' || $status eq 'CLOSED') { |
} elsif ($status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER' || $status eq 'CLOSED') { |
return "<title>$name</title>\n<body bgcolor=#FFFFFF>\n"; |
return $result.$head_tag_start."<title>$name</title></head>\n$body_tag_start\n"; |
} |
} |
} |
} |
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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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<input type="submit" name="submit" value="Submit Changes" /><br /> |
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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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} |
return ''; |
return ''; |
} |
} |
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sub end_problem { |
sub end_problem { |
my ($target,$token,$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']; |
unless ($target eq 'meta') { |
if ($target eq 'grade' || $target eq 'web' ) { |
if ( $target eq 'grade' && $Apache::inputtags::part eq '0' && |
if ( $target eq 'grade' && $Apache::inputtags::part eq '0' && |
$status eq 'CAN_ANSWER') { |
$status eq 'CAN_ANSWER') { |
# 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 to the grading |
Line 90 sub end_problem {
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Line 153 sub end_problem {
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# if part is zero, no <part>s existed, so we need show the current |
# if part is zero, no <part>s existed, so we need show the current |
# grading status |
# grading status |
$result.= &Apache::inputtags::gradestatus($Apache::inputtags::part); |
$result.= &Apache::inputtags::gradestatus($Apache::inputtags::part); |
} |
} |
if ($target eq 'web') { |
if ($target eq 'web') { |
if ($status eq 'CAN_ANSWER') { |
if ($status eq 'CAN_ANSWER') { |
$result.="</form></body>\n"; |
$result.="</form></body>\n"; |
} 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(); |
} |
} |
} else { |
} |
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if ($target eq 'meta') { |
if ($Apache::inputtags::part eq '0') { |
if ($Apache::inputtags::part eq '0') { |
$result=&Apache::response::mandatory_part_meta; |
$result=&Apache::response::mandatory_part_meta; |
} |
} |
} |
} |
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if ($target eq 'edit') { |
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&Apache::lonxml::debug("in end_problem with $target, 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_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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} |
return $result; |
return $result; |
} |
} |
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sub start_block { |
sub start_block { |
my ($target,$token,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
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my $code = @$parstack[$#$parstack]; |
if ($target eq 'web' || $target eq 'grade') { |
$code =~ s/\"//g; |
my $code = @$parstack[$#$parstack]; |
$code .=';return $condition;'; |
$code =~ s/\"//g; |
# print "<br />$code<br />"; |
$code .=';return $condition;'; |
my $result = &Apache::run::run($code,$safeeval); |
# print "<br />$code<br />"; |
&Apache::lonxml::debug("block :$code: returned :$result:"); |
my $result = &Apache::run::run($code,$safeeval); |
if ( ! $result ) { |
&Apache::lonxml::debug("block :$code: returned :$result:"); |
my $skip=&Apache::lonxml::get_all_text("/block",$$parser[$#$parser]); |
if ( ! $result ) { |
&Apache::lonxml::debug("skipping ahead :$skip: $$parser[$#$parser]"); |
my $skip=&Apache::lonxml::get_all_text("/block",$$parser[$#$parser]); |
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&Apache::lonxml::debug("skipping ahead :$skip: $$parser[$#$parser]"); |
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} |
} |
} |
return ""; |
return ""; |
} |
} |
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sub end_block { |
sub end_block { |
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return ''; |
} |
} |
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sub start_while { |
sub start_while { |
my ($target,$token,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
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my $code = @$parstack[$#$parstack]; |
my $code = @$parstack[$#$parstack]; |
$code =~ s/\"//g; |
$code =~ s/\"//g; |
Line 143 sub start_while {
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Line 248 sub start_while {
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} |
} |
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sub end_while { |
sub end_while { |
my ($target,$token,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my $code = pop @Apache::structuretags::whileconds; |
my $code = pop @Apache::structuretags::whileconds; |
my $bodytext = pop @Apache::structuretags::whilebody; |
my $bodytext = pop @Apache::structuretags::whilebody; |
my $result = &Apache::run::run($code,$safeeval); |
my $result = &Apache::run::run($code,$safeeval); |
Line 160 sub end_while {
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Line 265 sub end_while {
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# ... |
# ... |
# </randomlist> |
# </randomlist> |
sub start_randomlist { |
sub start_randomlist { |
my ($target,$token,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my $body= &Apache::lonxml::get_all_text("/randomlist",$$parser[$#$parser]); |
my $body= &Apache::lonxml::get_all_text("/randomlist",$$parser[$#$parser]); |
my $b_parser= HTML::TokeParser->new(\$body); |
my $b_parser= HTML::TokeParser->new(\$body); |
my $b_tok; |
my $b_tok; |
Line 207 sub shuffle {
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Line 312 sub shuffle {
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} |
} |
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sub end_randomlist { |
sub end_randomlist { |
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return ''; |
} |
} |
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sub start_part { |
sub start_part { |
my ($target,$token,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
my $args =''; |
my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval); |
if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; } |
if ($id eq '') { $id = $Apache::lonxml::curdepth; } |
my $id = &Apache::run::run("{$args;".'return $id}',$safeeval); |
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$Apache::inputtags::part=$id; |
$Apache::inputtags::part=$id; |
@Apache::inputtags::responselist = (); |
@Apache::inputtags::responselist = (); |
if ($target eq 'meta') { |
if ($target eq 'meta') { |
return &Apache::response::mandatory_part_meta; |
return &Apache::response::mandatory_part_meta; |
} else { |
} elsif ($target eq 'web' || $target eq 'grade') { |
my ($status,$datemsg) = &Apache::lonhomework::check_date("OPEN_DATE",$id); |
my ($status,$datemsg) = &Apache::lonhomework::check_date($id); |
push (@Apache::inputtags::status,$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 235 sub start_part {
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Line 340 sub start_part {
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} |
} |
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sub end_part { |
sub end_part { |
my ($target,$token,$parstack,$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; |
pop @Apache::inputtags::status; |
if ( $target eq 'meta' ) { return ''; } |
if ( $target eq 'meta' ) { return ''; } |
if ( $target eq 'grade' && $status eq 'CAN_ANSWER') { |
if ( $target eq 'grade' && $status eq 'CAN_ANSWER') { |
return &Apache::inputtags::grade; |
return &Apache::inputtags::grade; |
} |
} |
return &Apache::inputtags::gradestatus($Apache::inputtags::part); |
if ($target eq 'web') { |
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return &Apache::inputtags::gradestatus($Apache::inputtags::part); |
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} |
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return ''; |
} |
} |
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sub start_preduedate { |
sub start_preduedate { |
my ($target,$token,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
if ($target ne 'meta') { |
if ($target eq 'web' || $target eq 'grade') { |
if ($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",$$parser[$#$parser]); |
&Apache::lonxml::get_all_text("/preduedate",$$parser[$#$parser]); |
Line 262 sub end_preduedate {
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Line 370 sub end_preduedate {
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} |
} |
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sub start_postanswerdate { |
sub start_postanswerdate { |
my ($target,$token,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
if ($target ne 'meta') { |
if ($target eq 'web' || $target eq 'grade') { |
if ($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[$#$parser]); |
} |
} |
Line 276 sub end_postanswerdate {
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Line 384 sub end_postanswerdate {
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} |
} |
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sub start_notsolved { |
sub start_notsolved { |
my ($target,$token,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
if ($target ne 'meta') { |
if ($target eq 'web' || $target eq 'grade') { |
my $gradestatus=$Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"}; |
my $gradestatus=$Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"}; |
&Apache::lonxml::debug("not solved has :$gradestatus:"); |
&Apache::lonxml::debug("not solved has :$gradestatus:"); |
if ($gradestatus =~ /^correct/) { |
if ($gradestatus =~ /^correct/) { |
Line 293 sub end_notsolved {
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Line 401 sub end_notsolved {
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} |
} |
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sub start_solved { |
sub start_solved { |
my ($target,$token,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
if ($target ne 'meta') { |
if ($target eq 'web' || $target eq 'grade') { |
my $gradestatus=$Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"}; |
my $gradestatus=$Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"}; |
if ($gradestatus !~ /^correct/) { |
if ($gradestatus !~ /^correct/) { |
&Apache::lonxml::get_all_text("/solved",$$parser[$#$parser]); |
&Apache::lonxml::get_all_text("/solved",$$parser[$#$parser]); |
Line 306 sub start_solved {
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Line 414 sub start_solved {
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sub end_solved { |
sub end_solved { |
return ''; |
return ''; |
} |
} |
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sub start_startouttext { |
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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' || $target eq 'modified' ) { @result=('','no'); } |
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return (@result); |
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} |
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sub end_startouttext { |
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my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
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my $result=''; |
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my $text=''; |
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if ($target eq 'edit') { |
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$text=&Apache::lonxml::get_all_text("endouttext",$$parser[$#$parser]); |
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$result.=&Apache::edit::start_table($token)."<tr><td>Text Block</td> |
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<td>Delete:". |
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&Apache::edit::deletelist($target,$token) |
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."</td> |
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<td>". |
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&Apache::edit::insertlist($target,$token). |
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"</td> |
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</tr><tr><td colspan=\"3\">\n". |
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&Apache::edit::editfield($token->[1],$text,"",50,4); |
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} |
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if ($target eq 'modified') { |
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$text=&Apache::lonxml::get_all_text("endouttext",$$parser['-1']); |
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$result='<startouttext />'.&Apache::edit::modifiedfield(); |
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} |
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return $result; |
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} |
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sub start_endouttext { |
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my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
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my $result=''; |
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if ($target eq "edit" ) { $result="</td></tr>".&Apache::edit::end_table()."\n"; } |
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if ($target eq "modified") { $result='<endouttext />'; } |
|
return $result; |
|
} |
|
sub end_endouttext { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
|
my @result=('',''); |
|
if ($target eq "edit" || $target eq 'modified') { @result=('','no'); } |
|
return (@result); |
|
} |
|
sub delete_startouttext { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
|
# my $text=&Apache::lonxml::get_all_text("endouttext",$$parser['-1']); |
|
my $text=$$parser['-1']->get_text("/endouttext"); |
|
my $token=$$parser['-1']->get_token(); |
|
&Apache::lonxml::debug("Deleting :$text: and :$token->[0]:$token->[1]:$token->[2]: for startouttext"); |
|
&Apache::lonxml::end_tag($tagstack,$parstack,$token); |
|
# Deleting 2 parallel tag pairs, but we need the numbers later to look like |
|
# they did the last time round |
|
&Apache::lonxml::increasedepth($token); |
|
&Apache::lonxml::decreasedepth($token); |
|
return 1; |
|
} |
|
|
1; |
1; |
__END__ |
__END__ |