version 1.9, 2000/10/11 21:03:27
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version 1.36, 2001/05/04 21:21:45
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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 |
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')); |
&Apache::lonxml::register('Apache::structuretags',('block','while','randomlist','problem','web','tex','part','preduedate','postanswerdate','solved','notsolved','startouttext','endouttext')); |
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} |
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sub start_web { |
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my ($target,$token,$parstack,$parser,$safeeval)=@_; |
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my $bodytext=&Apache::lonxml::get_all_text("/web",$$parser[$#$parser]); |
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if ($target eq 'web') { |
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return $bodytext; |
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} |
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return ''; |
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} |
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sub end_web { |
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} |
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sub start_tex { |
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my ($target,$token,$parstack,$parser,$safeeval)=@_; |
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my $bodytext=&Apache::lonxml::get_all_text("/tex",$$parser[$#$parser]); |
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if ($target eq 'tex') { |
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return $bodytext |
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} |
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return ''; |
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} |
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sub end_tex { |
} |
} |
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sub start_problem { |
sub start_problem { |
my ($target,$token,$parstack,$parser,$safeeval)=@_; |
my ($target,$token,$parstack,$parser,$safeeval)=@_; |
my $args =''; |
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if ( $#$parstack > -1 ) { |
#intialize globals |
$args=$$parstack[$#$parstack]; |
$Apache::inputtags::part='0'; |
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@Apache::inputtags::responselist = (); |
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#adeed vars to the scripting enviroment |
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my $expression='$external::part='.$Apache::inputtags::part.';'; |
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&Apache::run::run($expression,$safeeval); |
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my $status; |
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my $datemsg; |
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my $result=&Apache::londefdef::start_html($target,$token,$parstack,$parser,$safeeval); |
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if ($target eq 'web' || $target eq 'grade') { |
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($status,$datemsg) = &Apache::lonhomework::check_date('0'); |
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push (@Apache::inputtags::status,$status); |
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my $expression='$external::datestatus="'.$status.'";'; |
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$expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.0.solved"}.'";'; |
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&Apache::run::run($expression,$safeeval); |
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if ( $status eq 'CLOSED' ) { |
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my $bodytext=&Apache::lonxml::get_all_text("/problem",$$parser[$#$parser]); |
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if ( $target eq "web" ) { |
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return $result."<body bgcolor=\"#FFFFFF\"> <br />Problem is not open to be viewed. The problem $datemsg<br />"; |
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} |
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} |
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} |
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if ($target eq 'web') { |
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my $args =''; |
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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 '') { |
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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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if ($status eq 'CAN_ANSWER') { |
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# create a page header and exit |
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$result.="<head><title>$name</title></head>\n |
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<body bgcolor=\"#FFFFFF\">\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; |
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} elsif ($status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER' || $status eq 'CLOSED') { |
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return $result."<title>$name</title>\n<body bgcolor=\"#FFFFFF\">\n"; |
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} |
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} |
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if ($target eq 'edit') { |
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$result.='<body bgcolor="#FFFFFF"> |
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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($token,$target); |
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&Apache::lonxml::debug("edit gave me $temp"); |
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$result.=$temp; |
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return $result; |
} |
} |
my $name = &Apache::run::run("{$args;".'return $name}',$safeeval); |
return ''; |
return "<title>$name</title>\n<body bgcolor=#FFFFFF>\n" |
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} |
} |
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sub end_problem { |
sub end_problem { |
return "</body>\n"; |
my ($target,$token,$parstack,$parser,$safeeval)=@_; |
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my $result=''; |
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my $status=$Apache::inputtags::status['-1']; |
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if ($target eq 'grade' || $target eq'web' ) { |
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if ( $target eq 'grade' && $Apache::inputtags::part eq '0' && |
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$status eq 'CAN_ANSWER') { |
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# if part is zero, no <part>s existed, so we need to the grading |
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&Apache::inputtags::grade; |
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} elsif ($Apache::inputtags::part eq '0') { |
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# if part is zero, no <part>s existed, so we need show the current |
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# grading status |
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$result.= &Apache::inputtags::gradestatus($Apache::inputtags::part); |
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} |
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if ($target eq 'web') { |
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if ($status eq 'CAN_ANSWER') { |
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$result.="</form></body>\n"; |
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} elsif ($status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER') { |
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$result.="</body>\n"; |
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} |
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} |
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} |
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if ($target eq 'meta') { |
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if ($Apache::inputtags::part eq '0') { |
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$result=&Apache::response::mandatory_part_meta; |
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} |
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} |
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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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sub start_block { |
sub start_block { |
Line 29 sub start_block {
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Line 143 sub start_block {
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my $code = @$parstack[$#$parstack]; |
my $code = @$parstack[$#$parstack]; |
$code =~ s/\"//g; |
$code =~ s/\"//g; |
$code .=';return $condition;'; |
$code .=';return $condition;'; |
# print "<br>$code<br>"; |
# print "<br />$code<br />"; |
my $result = &Apache::run::run($code,$safeeval); |
my $result = &Apache::run::run($code,$safeeval); |
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&Apache::lonxml::debug("block :$code: returned :$result:"); |
if ( ! $result ) { |
if ( ! $result ) { |
# my $skip=$$parser[$#$parser]->get_text("/block"); |
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my $skip=&Apache::lonxml::get_all_text("/block",$$parser[$#$parser]); |
my $skip=&Apache::lonxml::get_all_text("/block",$$parser[$#$parser]); |
# print "skipped $skip"; |
&Apache::lonxml::debug("skipping ahead :$skip: $$parser[$#$parser]"); |
} |
} |
return ""; |
return ""; |
} |
} |
Line 92 sub start_randomlist {
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Line 206 sub start_randomlist {
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$list_item = &Apache::lonxml::get_all_text('/'.$b_tok->[1],$b_parser); |
$list_item = &Apache::lonxml::get_all_text('/'.$b_tok->[1],$b_parser); |
$list_item = "$b_tok->[4]"."$list_item"."</$b_tok->[1]>"; |
$list_item = "$b_tok->[4]"."$list_item"."</$b_tok->[1]>"; |
push(@randomlist,$list_item); |
push(@randomlist,$list_item); |
# print "<BR><B>START-TAG $b_tok->[1], $b_tok->[4], $list_item</B>"; |
# print "<br /><b>START-TAG $b_tok->[1], $b_tok->[4], $list_item</b>"; |
} |
} |
if($b_tok->[0] eq 'T') { # text |
if($b_tok->[0] eq 'T') { # text |
# what to do with text in between tags? |
# what to do with text in between tags? |
# print "<B>TEXT $b_tok->[1]</B><BR>"; |
# print "<b>TEXT $b_tok->[1]</b><br />"; |
} |
} |
# if($b_tok->[0] eq 'E') { # end tag, should not happen |
# if($b_tok->[0] eq 'E') { # end tag, should not happen |
# print "<B>END-TAG $b_tok->[1]</B><BR>"; |
# print "<b>END-TAG $b_tok->[1]</b><br />"; |
# } |
# } |
} |
} |
my @idx_arr = (0 .. $#randomlist); |
my @idx_arr = (0 .. $#randomlist); |
Line 126 sub shuffle {
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Line 240 sub shuffle {
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sub end_randomlist { |
sub end_randomlist { |
} |
} |
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sub start_part { |
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my ($target,$token,$parstack,$parser,$safeeval)=@_; |
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my $args =''; |
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if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; } |
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my $id = &Apache::run::run("{$args;".'return $id}',$safeeval); |
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$Apache::inputtags::part=$id; |
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@Apache::inputtags::responselist = (); |
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if ($target eq 'meta') { |
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return &Apache::response::mandatory_part_meta; |
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} else { |
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my ($status,$datemsg) = &Apache::lonhomework::check_date("OPEN_DATE",$id); |
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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.$id.solved"}.'";'; |
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&Apache::run::run($expression,$safeeval); |
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if ( $status eq 'CLOSED' ) { |
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my $bodytext=&Apache::lonxml::get_all_text("/part",$$parser[$#$parser]); |
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if ( $target eq "web" ) { |
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return "<br />Part is not open to be viewed. It $datemsg<br />"; |
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} |
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} |
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} |
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return ''; |
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} |
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sub end_part { |
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my ($target,$token,$parstack,$parser,$safeeval)=@_; |
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&Apache::lonxml::debug("in end_part $target "); |
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my $status=$Apache::inputtags::status['-1']; |
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pop @Apache::inputtags::status; |
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if ( $target eq 'meta' ) { return ''; } |
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if ( $target eq 'grade' && $status eq 'CAN_ANSWER') { |
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return &Apache::inputtags::grade; |
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} |
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return &Apache::inputtags::gradestatus($Apache::inputtags::part); |
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} |
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sub start_preduedate { |
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my ($target,$token,$parstack,$parser,$safeeval)=@_; |
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if ($target eq 'web' || $target eq 'grade') { |
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if ($Apache::inputtags::status['-1'] ne 'CAN_ANSWER' && |
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$Apache::inputtags::status['-1'] ne 'CANNOT_ANSWER' ) { |
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&Apache::lonxml::get_all_text("/preduedate",$$parser[$#$parser]); |
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} |
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} |
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return ''; |
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} |
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sub end_preduedate { |
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return ''; |
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} |
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sub start_postanswerdate { |
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my ($target,$token,$parstack,$parser,$safeeval)=@_; |
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if ($target eq 'web' || $target eq 'grade') { |
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if ($Apache::inputtags::status['-1'] ne 'SHOW_ANSWER') { |
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&Apache::lonxml::get_all_text("/postanswerdate",$$parser[$#$parser]); |
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} |
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} |
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return ''; |
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} |
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sub end_postanswerdate { |
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return ''; |
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} |
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sub start_notsolved { |
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my ($target,$token,$parstack,$parser,$safeeval)=@_; |
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if ($target eq 'web' || $target eq 'grade') { |
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my $gradestatus=$Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"}; |
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&Apache::lonxml::debug("not solved has :$gradestatus:"); |
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if ($gradestatus =~ /^correct/) { |
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&Apache::lonxml::debug("skipping"); |
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&Apache::lonxml::get_all_text("/notsolved",$$parser[$#$parser]); |
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} |
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} |
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return ''; |
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} |
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sub end_notsolved { |
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return ''; |
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} |
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sub start_solved { |
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my ($target,$token,$parstack,$parser,$safeeval)=@_; |
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if ($target eq 'web' || $target eq 'grade') { |
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my $gradestatus=$Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"}; |
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if ($gradestatus !~ /^correct/) { |
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&Apache::lonxml::get_all_text("/solved",$$parser[$#$parser]); |
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} |
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} |
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return ''; |
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} |
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sub end_solved { |
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return ''; |
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} |
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sub start_startouttext { |
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my ($target,$token,$parstack,$parser,$safeeval)=@_; |
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my @result=(''.''); |
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if ($target eq 'edit' || $target eq 'modified' ) { @result=('','no'); } |
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return (@result); |
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} |
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sub end_startouttext { |
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my ($target,$token,$parstack,$parser,$safeeval)=@_; |
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my $result=''; |
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my $text=''; |
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if ($target eq 'edit') { |
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$text=&Apache::lonxml::get_all_text("endouttext",$$parser[$#$parser]); |
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$result= |
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&Apache::edit::tag_start("outtext"). |
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&Apache::edit::editfield($token->[1],$text,"Text Block"); |
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} |
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if ($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,$token,$parstack,$parser,$safeeval)=@_; |
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my $result=''; |
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if ($target eq "edit" ) { $result=&Apache::edit::tag_end("outtext"); } |
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if ($target eq "modified") { $result='<endouttext />'; } |
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return $result; |
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} |
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sub end_endouttext { |
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my ($target,$token,$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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1; |
1; |
__END__ |
__END__ |