version 1.51, 2001/08/03 22:12:07
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version 1.62, 2001/08/20 15:56:47
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# 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 |
# 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 |
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# 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; |
Line 71 sub start_problem {
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Line 73 sub start_problem {
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$Apache::lonhomework::type=&Apache::lonnet::EXT('resource.0.type'); |
$Apache::lonhomework::type=&Apache::lonnet::EXT('resource.0.type'); |
&Apache::lonxml::debug("Found this to be of type :$Apache::lonhomework::type:"); |
&Apache::lonxml::debug("Found this to be of type :$Apache::lonhomework::type:"); |
if ($Apache::lonhomework::type eq '') { |
if ($Apache::lonhomework::type eq '') { |
$Apache::lonhomework::type='homework'; |
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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#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,$head_tag_start,$body_tag_start)= |
my ($result,$head_tag_start,$body_tag_start)= |
&page_start($target,$token,$tagstack,$parstack,$parser,$safeeval); |
&page_start($target,$token,$tagstack,$parstack,$parser,$safeeval); |
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if ($Apache::lonhomework::type eq 'exam') { |
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if ($target eq 'web') { |
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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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if ($ENV{'user.adv'}) { |
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$body_tag_start.=&Apache::lonxml::tokeninputfield; |
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} |
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} |
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if ($target eq 'meta') { |
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return (<<ENDSTORES); |
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<stores part="0" name="outtoken" type="string" |
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display="Document ID checked out"></stores> |
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<stores part="0" name="checkouttime" type="date" |
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display="Time checked out"></stores> |
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<stores part="0" name="outremote" type="string" |
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display="Client IP checked out from"></stores> |
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<stores part="0" name="intoken" type="string" |
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display="Document ID checked in"></stores> |
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<stores part="0" name="checkintime" type="date" |
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display="Time checked in"></stores> |
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<stores part="0" name="inremote" type="string" |
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display="Client IP checked in from"></stores> |
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ENDSTORES |
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} |
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} |
if ($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=button name="doescheckout" |
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value="Check out Exam for Viewing" |
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onClick="if (confirm('Check out Exam?')) { this.form.submit(); }" /> |
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</form> |
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ENDCHECKOUT |
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} |
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return $result.$msg.'<br />'; |
} |
} |
} |
} |
} |
} |
Line 305 sub start_randomlist {
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Line 367 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 == $j; |
Line 326 sub start_part {
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Line 389 sub start_part {
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if ($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,$datemsg) = &Apache::lonhomework::check_date($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 334 sub start_part {
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Line 397 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 />"; |
} |
} |
} |
} |
} |
} |