--- loncom/xml/londefdef.pm 2003/07/25 10:44:36 1.155
+++ loncom/xml/londefdef.pm 2003/08/08 17:48:40 1.160
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# Tags Default Definition Module
#
-# $Id: londefdef.pm,v 1.155 2003/07/25 10:44:36 www Exp $
+# $Id: londefdef.pm,v 1.160 2003/08/08 17:48:40 sakharuk Exp $
#
#
# Copyright Michigan State University Board of Trustees
@@ -25,8 +25,7 @@
# /home/httpd/html/adm/gpl.txt
#
# http://www.lon-capa.org/
-#
-# Copyright for TtHfunc and TtMfunc by Ian Hutchinson.
+## Copyright for TtHfunc and TtMfunc by Ian Hutchinson.
# TtHfunc and TtMfunc (the "Code") may be compiled and linked into
# binary executable programs or libraries distributed by the
# Michigan State University (the "Licensee"), but any binaries so
@@ -52,6 +51,8 @@ use Image::Magick;
use Apache::lonmenu();
use Apache::lonmeta();
+$Apache::londefdef::TD_redirection=0;
+
BEGIN {
&Apache::lonxml::register('Apache::londefdef',('a','abbr','acronym','accessrule','address','allow','applet','area','b','base','basefont','bgo','bgsound','big','blink','blockquote','blankspace','body','br','button','caption','center','cite','code','col','colgroup','dd','del','dfn','dir','div','dl','dt','em','embed','externallink','fieldset','font','form','frame','frameset','h1','h2','h3','h4','h5','h6','head','hr','html','i','iframe','img','input','ins','insert','isindex','kbd','keygen','label','layer','legend','li','link','m','map','marquee','menu','meta','multicol','nobr','noembed','noframes','nolayer','noscript','object','ol','optgroup','option','output','p','param','pre','q','s','samp','select','server','small','spacer','span','strike','strong','sub','sup','table','tbody','td','textarea','tfoot','th','thead','title','tr','tt','tthoption','u','ul','var','wbr','hideweboutput'));
@@ -1079,12 +1080,14 @@ sub end_q {
#-- <p> tag
sub start_p {
- my ($target,$token) = @_;
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
if ($target eq 'web') {
$currentstring .= $token->[4];
} elsif ($target eq 'tex') {
- $currentstring .= '\par ';
+ my $signal=1;
+ foreach my $tag (@$tagstack) {if (lc($tag) eq 'b') {$signal=0;}}
+ if ($signal) {$currentstring .= '\par ';}
}
return $currentstring;
}
@@ -1839,11 +1842,14 @@ sub start_tr {
}
sub end_tr {
- my ($target,$token) = @_;
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
if ($target eq 'web') {
$currentstring = $token->[2];
} elsif ($target eq 'tex') {
+ if ($Apache::londefdef::TD_redirection) {
+ &end_td_tex($parstack,$parser,$safeeval);
+ }
push @{ $Apache::londefdef::table[-1]{'TeXlengthrow'} },$Apache::londefdef::table[-1]{'TeXlength'};
push @{ $Apache::londefdef::table[-1]{'lengthrow'} },$Apache::londefdef::table[-1]{'length'};
}
@@ -1857,49 +1863,80 @@ sub start_td {
if ($target eq 'web') {
$currentstring = $token->[4];
} elsif ($target eq 'tex') {
- my $what_to_push = substr(&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1),0,1);
- if ($what_to_push eq '') {
- $what_to_push = substr($Apache::londefdef::table[-1]{'rows'}[0],0,1);;
- }
- push @{ $Apache::londefdef::table[-1]{'columns'} }, $what_to_push;
- $Apache::londefdef::table[-1]{'counter_columns'}++;
- &Apache::lonxml::startredirection();
+ $Apache::londefdef::TD_redirection = 1;
+ &tag_check('tr','td',$tagstack,$parstack,$parser,$safeeval);
}
return $currentstring;
}
-
+
+sub tag_check {
+ my ($good_tag,$bad_tag,$tagstack,$parstack,$parser,$safeeval) = @_;
+ my @ar=@$parstack;
+ for (my $i=$#ar-1;$i>=0;$i--) {
+ if (lc($$tagstack[$i]) eq $good_tag) {
+ &start_td_tex($parstack,$parser,$safeeval);
+ last;
+ } elsif (lc($$tagstack[$i]) eq $bad_tag) {
+ splice @ar, $i+1;
+ &end_td_tex(\@ar,$parser,$safeeval);
+ &start_td_tex($parstack,$parser,$safeeval);
+ last;
+ }
+ }
+ return '';
+}
+
+sub start_td_tex {
+ my ($parstack,$parser,$safeeval) = @_;
+ my $what_to_push = substr(&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1),0,1);
+ if ($what_to_push eq '') {
+ $what_to_push = substr($Apache::londefdef::table[-1]{'rows'}[0],0,1);;
+ }
+ push @{ $Apache::londefdef::table[-1]{'columns'} }, $what_to_push;
+ $Apache::londefdef::table[-1]{'counter_columns'}++;
+ &Apache::lonxml::startredirection();
+ return '';
+}
+
+sub end_td_tex {
+ my ($parstack,$parser,$safeeval) = @_;
+ my $current_row = $Apache::londefdef::table[-1]{'row_number'};
+ my $data=&Apache::lonxml::endredirection();
+ my $TeXwidth=&Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,undef,0);
+ if (defined $TeXwidth) {
+ my $current_length=&recalc($TeXwidth);
+ $current_length=~/(\d+)/;
+ $Apache::londefdef::table[-1]{'TeXlength'} .= $1.',';
+ $Apache::londefdef::table[-1]{'length'} .= '0,';
+ } else {
+ if ($data=~m/width\s*=\s*(\d+\.?\d*\s*(mm|cm|in|pc|pt)*)/) {
+ my $current_length=&recalc($1);
+ $current_length=~/(\d+\.?\d*)/;
+ $Apache::londefdef::table[-1]{'TeXlength'} .= $1.',';
+ $Apache::londefdef::table[-1]{'length'} .= '0,';
+ } else {
+ $data=~s/^\s+(\S.*)/$1/;
+ $data=~s/(.*\S)\s+$/$1/;
+ my $current_length=2*length($data);
+ $Apache::londefdef::table[-1]{'length'} .= $current_length.',';
+ $Apache::londefdef::table[-1]{'TeXlength'} .= '0,';
+ }
+ }
+ for (my $in=0; $in<=$#{$Apache::londefdef::table[-1]{'include'}};$in++) {
+ $data=~s/\\keephidden\{NEW TABLE ENTRY\}/$Apache::londefdef::table[-1]{'include'}[$in]/;
+ }
+ @{ $Apache::londefdef::table[-1]{'rowdata'} }[$current_row] .= '\parbox{TOBECHANGEDONNUMBER}{'.$data.'} '.$Apache::londefdef::table[-1]{'vinc'};
+ return'';
+}
+
sub end_td {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
if ($target eq 'web') {
$currentstring = $token->[2];
} elsif ($target eq 'tex') {
- my $current_row = $Apache::londefdef::table[-1]{'row_number'};
- my $data=&Apache::lonxml::endredirection();
- my $TeXwidth=&Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,undef,0);
- if (defined $TeXwidth) {
- my $current_length=&recalc($TeXwidth);
- $current_length=~/(\d+)/;
- $Apache::londefdef::table[-1]{'TeXlength'} .= $1.',';
- $Apache::londefdef::table[-1]{'length'} .= '0,';
- } else {
- if ($data=~m/width\s*=\s*(\d+\.?\d*\s*(mm|cm|in|pc|pt)*)/) {
- my $current_length=&recalc($1);
- $current_length=~/(\d+\.?\d*)/;
- $Apache::londefdef::table[-1]{'TeXlength'} .= $1.',';
- $Apache::londefdef::table[-1]{'length'} .= '0,';
- } else {
- $data=~s/^\s+(\S.*)/$1/;
- $data=~s/(.*\S)\s+$/$1/;
- my $current_length=2*length($data);
- $Apache::londefdef::table[-1]{'length'} .= $current_length.',';
- $Apache::londefdef::table[-1]{'TeXlength'} .= '0,';
- }
- }
- for (my $in=0; $in<=$#{$Apache::londefdef::table[-1]{'include'}};$in++) {
- $data=~s/\\keephidden\{NEW TABLE ENTRY\}/$Apache::londefdef::table[-1]{'include'}[$in]/;
- }
- @{ $Apache::londefdef::table[-1]{'rowdata'} }[$current_row] .= '\parbox{TOBECHANGEDONNUMBER}{'.$data.'} '.$Apache::londefdef::table[-1]{'vinc'};
+ $Apache::londefdef::TD_redirection =0;
+ &end_td_tex($parstack,$parser,$safeeval);
}
return $currentstring;
}
@@ -1970,10 +2007,9 @@ sub start_img {
my $width_param = '';
my $height_param = '';
my $scaling = .3;
-
if ($target eq 'web') {
if ($ENV{'browser.imagesuppress'} ne 'on') {
- $currentstring = $token->[4];
+ $currentstring.= $token->[4];
} else {
my $alttag= &Apache::lonxml::get_param
('alt',$parstack,$safeeval,undef,1);
@@ -1981,12 +2017,11 @@ sub start_img {
$alttag=&Apache::lonmeta::alttag
($Apache::lonxml::pwd[-1],$src);
}
- $currentstring='[IMAGE: '.$alttag.']';
+ $currentstring.='[IMAGE: '.$alttag.']';
}
} elsif ($target eq 'tex') {
$src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src);
&image_replication($src);
-
#if original gif/jpg/png file exist do following:
if (-e $src) {
#defines the default size of image
@@ -2011,6 +2046,7 @@ sub start_img {
} elsif ($width ne '') {
$width_param = $width*$scaling;
}
+ if ($width_param > $ENV{'form.textwidth'}) {$width_param =0.95*$ENV{'form.textwidth'}}
my $file;
my $path;
if ($src =~ m!(.*)/([^/]*)$!) {