--- loncom/xml/londefdef.pm 2003/08/22 16:29:15 1.164
+++ loncom/xml/londefdef.pm 2004/04/15 20:17:32 1.211
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# Tags Default Definition Module
#
-# $Id: londefdef.pm,v 1.164 2003/08/22 16:29:15 albertel Exp $
+# $Id: londefdef.pm,v 1.211 2004/04/15 20:17:32 albertel Exp $
#
#
# Copyright Michigan State University Board of Trustees
@@ -50,8 +50,8 @@ use Apache::File();
use Image::Magick;
use Apache::lonmenu();
use Apache::lonmeta();
+use Apache::Constants qw(:common);
-$Apache::londefdef::TD_redirection=0;
BEGIN {
@@ -59,6 +59,15 @@ BEGIN {
}
+sub initialize_londefdef {
+ $Apache::londefdef::TD_redirection=0;
+ @Apache::londefdef::table = ();
+ $Apache::londefdef::select=0;
+ @Apache::londefdef::description=();
+ $Apache::londefdef::DD_redirection=0;
+ $Apache::londefdef::DT_redirection=0;
+}
+
#======================= TAG SUBROUTINES =====================
#-- <output>
sub start_output {
@@ -73,11 +82,10 @@ sub end_output {
}
#-- <m> tag
sub start_m {
- my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
my $currentstring = '';
- if ($target eq 'web') {
- $Apache::lonxml::prevent_entity_encode++;
- my $inside = &Apache::lonxml::get_all_text_unbalanced("/m",$parser);
+ my $inside = &Apache::lonxml::get_all_text_unbalanced("/m",$parser);
+ if ($target eq 'web' || $target eq 'analyze') {
$inside ='\\documentstyle{article}'.$inside;
&Apache::lonxml::debug("M is starting with:$inside:");
my $eval=&Apache::lonxml::get_param('eval',$parstack,$safeeval);
@@ -92,11 +100,15 @@ sub start_m {
$Apache::lontexconvert::errorstring='';
}
#&Apache::lonxml::debug("M is ends with:$currentstring:");
+ $Apache::lonxml::post_evaluate=0;
} elsif ($target eq 'tex') {
- $currentstring = &Apache::lonxml::get_all_text_unbalanced("/m",$parser);
+ $currentstring = $inside;
+ my $eval=&Apache::lonxml::get_param('eval',$parstack,$safeeval);
+ if ($eval eq 'on') {
+ $currentstring=&Apache::run::evaluate($currentstring,$safeeval,$$parstack[-1]);
+ }
if ($currentstring=~/^(\s*\\\\\s*)*$/) {$currentstring = ' \vskip 0 mm ';}
- } else {
- my $inside = &Apache::lonxml::get_all_text_unbalanced("/m",$parser);
+ $Apache::lonxml::post_evaluate=0;
}
return $currentstring;
}
@@ -104,11 +116,8 @@ sub start_m {
sub end_m {
my ($target,$token) = @_;
my $currentstring = '';
- if ($target eq 'web') {
- $Apache::lonxml::prevent_entity_encode--;
- } elsif ($target eq 'tex') {
+ if ($target eq 'tex') {
$currentstring = "";
- } elsif ($target eq 'meta') {
}
return $currentstring;
}
@@ -134,26 +143,13 @@ sub end_tthoption {
return $result;
}
-#-- <html> tag
+#-- <html> tag (end tag optional)
sub start_html {
my ($target,$token) = @_;
my $currentstring = '';
- if ($ENV{'browser.mathml'}) {
- &tth::ttminit();
- if ($ENV{'browser.unicode'}) {
- &tth::ttmoptions('-L -u1');
- } else {
- &tth::ttmoptions('-L -u0');
- }
- } else {
- &tth::tthinit();
- if ($ENV{'browser.unicode'}) {
- &tth::tthoptions('-L -u1');
- } else {
- &tth::tthoptions('-L -u0');
- }
- }
- if ($target eq 'web') {
+ my $options=$ENV{'course.'.$ENV{'request.course.id'}.'.tthoptions'};
+ &Apache::lontexconvert::init_tth();
+ if ($target eq 'web' || $target eq 'edit') {
$currentstring = &Apache::lonxml::xmlbegin().
&Apache::lonxml::fontsettings();
} elsif ($target eq 'tex') {
@@ -182,7 +178,7 @@ sub end_html {
return $currentstring;
}
-#-- <head> tag
+#-- <head> tag (end tag optional)
sub start_head {
my ($target,$token) = @_;
my $currentstring = '';
@@ -195,14 +191,14 @@ sub start_head {
sub end_head {
my ($target,$token) = @_;
my $currentstring = '';
- if ($target eq 'web') {
+ if ($target eq 'web' && $ENV{'request.state'} eq 'published') {
$currentstring = &Apache::lonmenu::registerurl(undef,$target).
$token->[2];
}
return $currentstring;
}
-#-- <map> tag
+#-- <map> tag (end tag required)
sub start_map {
my ($target,$token) = @_;
my $currentstring = '';
@@ -221,13 +217,15 @@ sub end_map {
return $currentstring;
}
-#-- <select> tag
+#-- <select> tag (end tag required)
sub start_select {
my ($target,$token) = @_;
my $currentstring = '';
if ($target eq 'web') {
$currentstring = $token->[4];
- }
+ } elsif ($target eq 'tex') {
+ $Apache::londefdef::select=0;
+ }
return $currentstring;
}
@@ -240,13 +238,20 @@ sub end_select {
return $currentstring;
}
-#-- <option> tag
+#-- <option> tag (end tag optional)
sub start_option {
- my ($target,$token) = @_;
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
if ($target eq 'web') {
$currentstring = $token->[4];
- }
+ } elsif ($target eq 'tex') {
+ $Apache::londefdef::select++;
+ if ($Apache::londefdef::select == 1) {
+ $currentstring='\noindent\fbox{'.&Apache::lonxml::get_param('value',$parstack,$safeeval).'}\keephidden{';
+ } else {
+ $currentstring='\keephidden{';
+ }
+ }
return $currentstring;
}
@@ -255,11 +260,13 @@ sub end_option {
my $currentstring = '';
if ($target eq 'web') {
$currentstring = $token->[2];
- }
+ } elsif ($target eq 'tex') {
+ $currentstring='}';
+ }
return $currentstring;
}
-#-- <input> tag
+#-- <input> tag (end tag forbidden)
sub start_input {
my ($target,$token) = @_;
my $currentstring = '';
@@ -278,7 +285,7 @@ sub end_input {
return $currentstring;
}
-#-- <textarea> tag
+#-- <textarea> tag (end tag required)
sub start_textarea {
my ($target,$token) = @_;
my $currentstring = '';
@@ -297,7 +304,7 @@ sub end_textarea {
return $currentstring;
}
-#-- <form> tag
+#-- <form> tag (end tag required)
sub start_form {
my ($target,$token) = @_;
my $currentstring = '';
@@ -316,18 +323,18 @@ sub end_form {
return $currentstring;
}
-#-- <title> tag
+#-- <title> tag (end tag required)
sub start_title {
my ($target,$token) = @_;
my $currentstring = '';
if ($target eq 'web') {
$currentstring = $token->[4];
} elsif ($target eq 'tex') {
- $currentstring .= '\keephidden{'
+ $currentstring .= '\keephidden{Title of the document: '
}
if ($target eq 'meta') {
$currentstring='<title>';
- &start_output();
+ &start_output($target);
}
return $currentstring;
}
@@ -341,13 +348,13 @@ sub end_title {
$currentstring .= '}';
}
if ($target eq 'meta') {
- &end_output();
+ &end_output($target);
$currentstring='</title>';
}
return $currentstring;
}
-#-- <meta> tag
+#-- <meta> tag (end tag forbidden)
sub start_meta {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
@@ -382,7 +389,7 @@ sub start_meta {
my $display=&Apache::lonxml::get_param
('display',$parstack,$safeeval,undef,1);
if ($display) {
- $display=&HTML::Entities::encode($display);
+ $display=&HTML::Entities::encode($display,'<>&"');
$currentstring.='<'.$name.'.display>'.$display.
'</'.$name.'.display>';
}
@@ -398,7 +405,7 @@ sub start_meta {
}
sub end_meta {
- my ($target,$token,$tagstack,$parstack,$parser) = @_;
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
if ($target eq 'web') {
my $args='';
@@ -407,8 +414,10 @@ sub end_meta {
$currentstring = $token->[4];
}
} elsif ($target eq 'tex') {
+ my $content=&Apache::lonxml::get_param('content',$parstack,$safeeval);
+ my $name=&Apache::lonxml::get_param('name',$parstack,$safeeval);
if ((not defined $content) && (not defined $name)) {
- &Apache::lonxml::startredirection();
+ &Apache::lonxml::endredirection();
}
}
return $currentstring;
@@ -459,12 +468,17 @@ sub end_accessrule {
return $currentstring;
}
-#-- <body> tag
+#-- <body> tag (end tag required)
sub start_body {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
if ($target eq 'web') {
- if (!$Apache::lonxml::registered) {
+ if ($Apache::lonhomework::parsing_a_problem) {
+ &Apache::lonxml::warning("<body> tag found inside of <problem> tag this can cause problems.");
+ return '';
+ }
+ if (!$Apache::lonxml::registered &&
+ $ENV{'request.state'} eq 'published') {
$currentstring.='<head>'.
&Apache::lonmenu::registerurl(undef,$target).'</head>';
}
@@ -517,12 +531,13 @@ sub start_body {
if ($ENV{'request.state'} ne 'published') {
$currentstring.=(<<EDITBUTTON);
<form method="post">
- <input type="submit" name="editmode" value="Edit" />
+ <input type="submit" name="editmode" accesskey="e" value="Edit" />
</form>
EDITBUTTON
} else {
$currentstring.=&Apache::lonmenu::menubuttons(undef,$target,1);
}
+ $currentstring.=&Apache::lonxml::message_location();
} elsif ($target eq 'tex') {
$currentstring = '\begin{document}';
}
@@ -535,12 +550,12 @@ sub end_body {
if ($target eq 'web') {
$currentstring = $token->[2];
} elsif ($target eq 'tex') {
- $currentstring = '\end{document}';
+ $currentstring = '\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent \end{document}';
}
return $currentstring;
}
-#-- <center> tag
+#-- <center> tag (end tag required)
sub start_center {
my ($target,$token) = @_;
my $currentstring = '';
@@ -563,7 +578,7 @@ sub end_center {
return $currentstring;
}
-#-- <b> tag
+#-- <b> tag (end tag required)
sub start_b {
my ($target,$token) = @_;
my $currentstring = '';
@@ -586,7 +601,7 @@ sub end_b {
return $currentstring;
}
-#-- <strong> tag
+#-- <strong> tag (end tag required)
sub start_strong {
my ($target,$token) = @_;
my $currentstring = '';
@@ -601,8 +616,7 @@ sub start_strong {
sub end_strong {
my ($target,$token) = @_;
my $currentstring = '';
- if ($target eq 'web') {
-
+ if ($target eq 'web') {
$currentstring = $token->[2];
} elsif ($target eq 'tex') {
$currentstring = '}';
@@ -610,7 +624,7 @@ sub end_strong {
return $currentstring;
}
-#-- <h1> tag
+#-- <h1> tag (end tag required)
sub start_h1 {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
@@ -618,7 +632,7 @@ sub start_h1 {
$currentstring .= $token->[4];
} elsif ($target eq 'tex') {
my $pre;
- my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1);
+ my $align=lc(&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1));
if (($align eq 'center') || (not defined $align)) {
$pre='\begin{center}';
} elsif ($align eq 'left') {
@@ -631,7 +645,7 @@ sub start_h1 {
$currentstring .= $pre.'{\\'.$TeXsize.' \textbf{';
} elsif ($target eq 'meta') {
$currentstring='<subject>';
- &start_output();
+ &start_output($target);
}
return $currentstring;
}
@@ -653,7 +667,7 @@ sub end_h1 {
}
$currentstring .= '}}'.$post;
} elsif ($target eq 'meta') {
- &end_output();
+ &end_output($target);
$currentstring='</subject>';
}
return $currentstring;
@@ -874,14 +888,14 @@ sub end_h6 {
return $currentstring;
}
-#--- <cite> tag
+#--- <cite> tag (end tag required)
sub start_cite {
my ($target,$token) = @_;
my $currentstring = '';
if ($target eq 'web') {
$currentstring .= $token->[4];
} elsif ($target eq 'tex') {
- $currentstring .= "\\textit{";
+ $currentstring .= '\textit{';
}
return $currentstring;
}
@@ -892,12 +906,12 @@ sub end_cite {
if ($target eq 'web') {
$currentstring .= $token->[2];
} elsif ($target eq 'tex') {
- $currentstring .= "}";
+ $currentstring .= '}';
}
return $currentstring;
}
-#-- <i> tag
+#-- <i> tag (end tag required)
sub start_i {
my ($target,$token) = @_;
my $currentstring = '';
@@ -920,14 +934,14 @@ sub end_i {
return $currentstring;
}
-#-- <address> tag
+#-- <address> tag (end tag required)
sub start_address {
my ($target,$token) = @_;
my $currentstring = '';
if ($target eq 'web') {
$currentstring .= $token->[4];
} elsif ($target eq 'tex') {
- $currentstring .= "\\textit{";
+ $currentstring .= '\textit{';
}
return $currentstring;
}
@@ -938,19 +952,19 @@ sub end_address {
if ($target eq 'web') {
$currentstring .= $token->[2];
} elsif ($target eq 'tex') {
- $currentstring .= "}";
+ $currentstring .= '}';
}
return $currentstring;
}
-#-- <dfn> tag
+#-- <dfn> tag (end tag required)
sub start_dfn {
my ($target,$token) = @_;
my $currentstring = '';
if ($target eq 'web') {
$currentstring .= $token->[4];
} elsif ($target eq 'tex') {
- $currentstring .= "\\textit{";
+ $currentstring .= '\textit{';
}
return $currentstring;
}
@@ -961,12 +975,12 @@ sub end_dfn {
if ($target eq 'web') {
$currentstring .= $token->[2];
} elsif ($target eq 'tex') {
- $currentstring .= "}";
+ $currentstring .= '}';
}
return $currentstring;
}
-#-- <tt> tag
+#-- <tt> tag (end tag required)
sub start_tt {
my ($target,$token) = @_;
my $currentstring = '';
@@ -989,14 +1003,14 @@ sub end_tt {
return $currentstring;
}
-#-- <kbd> tag
+#-- <kbd> tag (end tag required)
sub start_kbd {
my ($target,$token) = @_;
my $currentstring = '';
if ($target eq 'web') {
$currentstring .= $token->[4];
} elsif ($target eq 'tex') {
- $currentstring .= "\\texttt";
+ $currentstring .= '\texttt{';
}
return $currentstring;
}
@@ -1007,12 +1021,12 @@ sub end_kbd {
if ($target eq 'web') {
$currentstring .= $token->[2];
} elsif ($target eq 'tex') {
- $currentstring .= "}";
+ $currentstring .= '}';
}
return $currentstring;
}
-#-- <code> tag
+#-- <code> tag (end tag required)
sub start_code {
my ($target,$token) = @_;
my $currentstring = '';
@@ -1035,7 +1049,7 @@ sub end_code {
return $currentstring;
}
-#-- <em> tag
+#-- <em> tag (end tag required)
sub start_em {
my ($target,$token) = @_;
my $currentstring = '';
@@ -1058,14 +1072,14 @@ sub end_em {
return $currentstring;
}
-#-- <q> tag
+#-- <q> tag (end tag required)
sub start_q {
my ($target,$token) = @_;
my $currentstring = '';
if ($target eq 'web') {
$currentstring .= $token->[4];
} elsif ($target eq 'tex') {
- $currentstring .= "\\emph{";
+ $currentstring .= '\emph{';
}
return $currentstring;
}
@@ -1076,35 +1090,56 @@ sub end_q {
if ($target eq 'web') {
$currentstring .= $token->[2];
} elsif ($target eq 'tex') {
- $currentstring .= "}";
+ $currentstring .= '}';
}
return $currentstring;
}
-#-- <p> tag
+#-- <p> tag (end tag optional)
+#optional attribute - align="center|left|right"
sub start_p {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
if ($target eq 'web') {
$currentstring .= $token->[4];
} elsif ($target eq 'tex') {
- my $signal=1;
- foreach my $tag (@$tagstack) {if (lc($tag) eq 'b') {$signal=0;}}
- if ($signal) {$currentstring .= '\par ';}
+ my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1);
+ if ($align eq 'center') {
+ $currentstring='\begin{center}\par';
+ } elsif ($align eq 'right') {
+ $currentstring='\makebox['.$ENV{'form.textwidth'}.']{\hfill\llap{';
+ } elsif ($align eq 'left') {
+ $currentstring='\noindent\makebox['.$ENV{'form.textwidth'}.']{\rlap{';
+ }
+ my $signal=1;#<p> does not work inside <b>...</b>
+ foreach my $tag (@$tagstack) {if (lc($tag) eq 'b') {$signal=0;}
+ if (!$signal) {$currentstring = '';}
+ }
}
return $currentstring;
}
sub end_p {
- my ($target,$token) = @_;
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
if ($target eq 'web') {
$currentstring .= $token->[2];
+ } elsif ($target eq 'tex') {
+ if ($$tagstack[-1] eq 'p') {
+ my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1);
+ if ($align eq 'center') {
+ $currentstring .= '\end{center}';
+ } elsif ($align eq 'right') {
+ $currentstring .= '}}';
+ } elsif ($align eq 'left') {
+ $currentstring .= '}\hfill}';
+ }
+ }
}
return $currentstring;
}
-#-- <br> tag
+#-- <br> tag (end tag forbidden)
sub start_br {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
my $currentstring = '';
@@ -1127,7 +1162,7 @@ sub end_br {
return $currentstring;
}
-#-- <big> tag
+#-- <big> tag (end tag required)
sub start_big {
my ($target,$token) = @_;
my $currentstring = '';
@@ -1150,7 +1185,7 @@ sub end_big {
return $currentstring;
}
-#-- <small> tag
+#-- <small> tag (end tag required)
sub start_small {
my ($target,$token) = @_;
my $currentstring = '';
@@ -1173,7 +1208,7 @@ sub end_small {
return $currentstring;
}
-#-- <basefont> tag
+#-- <basefont> tag (end tag forbidden)
sub start_basefont {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
my $currentstring = '';
@@ -1202,15 +1237,13 @@ sub end_basefont {
return $currentstring;
}
-#-- <font> tag
+#-- <font> tag (end tag required)
sub start_font {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
my $currentstring = '';
if ($target eq 'web') {
my $face=&Apache::lonxml::get_param('face',$parstack,$safeeval);
- if ($face=~/symbol/i) {
- $Apache::lonxml::prevent_entity_encode++;
- } else {
+ if ($face!~/symbol/i) {
if (($ENV{'browser.fontenhance'} eq 'on') ||
($ENV{'browser.blackwhite'} eq 'on')) { return ''; }
}
@@ -1228,8 +1261,6 @@ sub end_font {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
my $currentstring = '';
if ($target eq 'web') {
- my $face=&Apache::lonxml::get_param('face',$parstack,$safeeval);
- if ($face=~/symbol/i) {$Apache::lonxml::prevent_entity_encode--;}
$currentstring = $token->[2];
} elsif ($target eq 'tex') {
my $fontsize=&Apache::lonxml::get_param('TeXsize',$parstack,$safeeval);
@@ -1240,7 +1271,7 @@ sub end_font {
return $currentstring;
}
-#-- <strike> tag
+#-- <strike> tag (end tag required)
sub start_strike {
my ($target,$token) = @_;
my $currentstring = '';
@@ -1266,7 +1297,7 @@ sub end_strike {
return $currentstring;
}
-#-- <s> tag
+#-- <s> tag (end tag required)
sub start_s {
my ($target,$token) = @_;
my $currentstring = '';
@@ -1292,14 +1323,14 @@ sub end_s {
return $currentstring;
}
-#-- <sub> tag
+#-- <sub> tag (end tag required)
sub start_sub {
my ($target,$token) = @_;
my $currentstring = '';
if ($target eq 'web') {
$currentstring .= $token->[4];
} elsif ($target eq 'tex') {
- $currentstring .= "\$_{ ";
+ $currentstring .= '\ensuremath{_{';
}
return $currentstring;
}
@@ -1310,19 +1341,19 @@ sub end_sub {
if ($target eq 'web') {
$currentstring .= $token->[2];
} elsif ($target eq 'tex') {
- $currentstring .= " }\$";
+ $currentstring .= '}}';
}
return $currentstring;
}
-#-- <sup> tag
+#-- <sup> tag (end tag required)
sub start_sup {
my ($target,$token) = @_;
my $currentstring = '';
if ($target eq 'web') {
$currentstring .= $token->[4];
} elsif ($target eq 'tex') {
- $currentstring .= "\$^{ ";
+ $currentstring .= '\ensuremath{^{';
}
return $currentstring;
}
@@ -1333,12 +1364,12 @@ sub end_sup {
if ($target eq 'web') {
$currentstring .= $token->[2];
} elsif ($target eq 'tex') {
- $currentstring .= " }\$";
+ $currentstring .= '}}';
}
return $currentstring;
}
-#-- <hr> tag
+#-- <hr> tag (end tag forbidden)
sub start_hr {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
@@ -1378,7 +1409,7 @@ sub end_hr {
return $currentstring;
}
-#-- <div> tag
+#-- <div> tag (end tag required)
sub start_div {
my ($target,$token) = @_;
my $currentstring = '';
@@ -1397,7 +1428,7 @@ sub end_div {
return $currentstring;
}
-#-- <a> tag
+#-- <a> tag (end tag required)
sub start_a {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
@@ -1419,7 +1450,7 @@ sub start_a {
}
sub end_a {
- my ($target,$token,$tagstack,$parstack,$safeeval) = @_;
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
if ($target eq 'web') {
$currentstring .= $token->[2];
@@ -1427,9 +1458,9 @@ sub end_a {
return $currentstring;
}
-#-- <li> tag
+#-- <li> tag (end tag optional)
sub start_li {
- my ($target,$token,$tagstack,$parstack,$safeeval) = @_;
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
if ($target eq 'web') {
$currentstring = $token->[4];
@@ -1457,7 +1488,7 @@ sub end_li {
return $currentstring;
}
-#-- <u> tag
+#-- <u> tag (end tag required)
sub start_u {
my ($target,$token) = @_;
my $currentstring = '';
@@ -1483,7 +1514,7 @@ sub end_u {
return $currentstring;
}
-#-- <ul> tag
+#-- <ul> tag (end tag required)
sub start_ul {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
@@ -1526,7 +1557,7 @@ sub end_ul {
return $currentstring;
}
-#-- <menu> tag
+#-- <menu> tag (end tag required)
sub start_menu {
my ($target,$token) = @_;
my $currentstring = '';
@@ -1549,7 +1580,7 @@ sub end_menu {
return $currentstring;
}
-#-- <dir> tag
+#-- <dir> tag (end tag required)
sub start_dir {
my ($target,$token) = @_;
my $currentstring = '';
@@ -1572,7 +1603,7 @@ sub end_dir {
return $currentstring;
}
-#-- <ol> tag
+#-- <ol> tag (end tag required)
sub start_ol {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
@@ -1625,115 +1656,163 @@ sub end_ol {
return $currentstring;
}
-#-- <dl> tag
+#-- <dl> tag (end tag required)
sub start_dl {
my ($target,$token) = @_;
my $currentstring = '';
if ($target eq 'web') {
$currentstring = $token->[4];
} elsif ($target eq 'tex') {
- $currentstring = '\begin{description}';
+ $currentstring = '\begin{description}';
+ @Apache::londefdef::description=();
+ $Apache::londefdef::DD_redirection=0;
+ $Apache::londefdef::DT_redirection=0;
}
return $currentstring;
}
sub end_dl {
- my ($target,$token) = @_;
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
if ($target eq 'web') {
$currentstring = $token->[2];
} elsif ($target eq 'tex') {
- $currentstring = '\end{description}';
+ if ($Apache::londefdef::DT_redirection) {
+ my $data=&item_cleanup;
+ push @Apache::londefdef::description,'\item['.$data.']';
+ $Apache::londefdef::DT_redirection=0;
+ } elsif ($Apache::londefdef::DD_redirection) {
+ $Apache::londefdef::description[-1].=&Apache::lonxml::endredirection();
+ }
+ foreach my $element (@Apache::londefdef::description) {
+ $currentstring.=' '.$element.' ';
+ }
+ @Apache::londefdef::description=();
+ $currentstring.='\end{description}';
}
return $currentstring;
}
-#-- <dt> tag
+#-- <dt> tag (end tag optional)
sub start_dt {
- my ($target,$token) = @_;
- my $currentstring = '';
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
+ my $currentstring='';
if ($target eq 'web') {
$currentstring = $token->[4];
} elsif ($target eq 'tex') {
- $currentstring = '\item[';
+ if ($Apache::londefdef::DT_redirection) {
+ my $data=&item_cleanup;
+ push @Apache::londefdef::description,'\item['.$data.']';
+ $Apache::londefdef::DT_redirection=0;
+ } elsif ($Apache::londefdef::DD_redirection) {
+ $Apache::londefdef::description[-1].=&Apache::lonxml::endredirection();
+ $Apache::londefdef::DD_redirection=0;
+ }
+ &Apache::lonxml::startredirection();
+ $Apache::londefdef::DT_redirection=1;
}
return $currentstring;
}
sub end_dt {
- my ($target,$token) = @_;
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
if ($target eq 'web') {
$currentstring = $token->[2];
} elsif ($target eq 'tex') {
- $currentstring = ']';
+ my $data=&item_cleanup;
+ push @Apache::londefdef::description,'\item['.$data.']';
+ $Apache::londefdef::DT_redirection=0;
}
return $currentstring;
}
-#-- <dd> tag
+sub item_cleanup {
+ my $item=&Apache::lonxml::endredirection();
+ $item=~s/\\begin{center}//g;
+ $item=~s/\\end{center}//g;
+ return $item;
+}
+
+#-- <dd> tag (end tag optional)
sub start_dd {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
if ($target eq 'web') {
$currentstring = $token->[4];
} elsif ($target eq 'tex') {
- if ($$tagstack[-2] eq 'dl') {
- $currentstring = ' \item [] ';
- } elsif ($$tagstack[-2] eq 'dt') {
- $currentstring = ']';
+ if ($Apache::londefdef::DT_redirection) {
+ my $data=&item_cleanup;
+ push @Apache::londefdef::description,'\item['.$data.']';
+ $Apache::londefdef::DT_redirection=0;
}
+ $Apache::londefdef::DD_redirection=1;
+ &Apache::lonxml::startredirection();
}
return $currentstring;
}
sub end_dd {
- my ($target,$token) = @_;
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
if ($target eq 'web') {
$currentstring = $token->[2];
- }
+ } elsif ($target eq 'tex') {
+ $Apache::londefdef::description[-1].=&Apache::lonxml::endredirection();
+ $Apache::londefdef::DD_redirection=0;
+ }
return $currentstring;
}
-#-- <table> tag
+#-- <table> tag (end tag required)
+#list of supported attributes: border,width,TeXwidth
sub start_table {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
- my $textwidth='';
- if (not defined @Apache::londefdef::table) {
- $textwidth=&recalc($ENV{'form.textwidth'});
- $textwidth=~/(\d+\.?\d*)/;
- $textwidth=0.95*$1;
- } else {
- $textwidth=&Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,undef,0);
- }
- my $currentstring = '';
+ my ($textwidth,$currentstring)=('','');
if ($target eq 'web') {
$currentstring = $token->[4];
} elsif ($target eq 'tex') {
my $aa = {};
push @Apache::londefdef::table, $aa;
$Apache::londefdef::table[-1]{'row_number'} = -1;
- #table's width
+ #table's width
+ #default coincides with text line length
+ if ($#Apache::londefdef::table==0) {
+ $textwidth=&recalc($ENV{'form.textwidth'}); #result is always in mm
+ $textwidth=~/(\d+\.?\d*)/;
+ $textwidth=0.95*$1; #accounts "internal" LaTeX space for table frame
+ } else {
+ if ($Apache::londefdef::table[-2]{'TeXlen'}[$Apache::londefdef::table[-2]{'row_number'}][$Apache::londefdef::table[-2]{'counter_columns'}]=~/\d/) {
+ #the maximum width of nested table is determined by LATeX width of parent cell
+ $textwidth=$Apache::londefdef::table[-2]{'TeXlen'}[$Apache::londefdef::table[-2]{'row_number'}][$Apache::londefdef::table[-2]{'counter_columns'}];
+ } else {
+ #try to use all space not used before (minus 5% for LaTeX table internal) - rather silly
+ my $textwidth=$Apache::londefdef::table[-2]{'width'};
+ for (my $i=0;$i<$Apache::londefdef::table[-2]{'counter_columns'};$i++) {
+ $textwidth=$textwidth-$Apache::londefdef::table[-2]{'TeXlen'}[0][$i];
+ }
+ }
+ }
my $TeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,undef,0);
if (not defined $TeXwidth) {
my $htmlwidth = &Apache::lonxml::get_param('width',$parstack,$safeeval,undef,1);
if ($htmlwidth=~/%/) {
+ $Apache::londefdef::table[-1]{'percent'}=1;
$htmlwidth=~/(\d+)/;
- my $value=$1*$textwidth/100;
- $Apache::londefdef::table[-1]{'width'}=$value;
+ $Apache::londefdef::table[-1]{'width'}=$1*$textwidth/100;;
} else {
$Apache::londefdef::table[-1]{'width'}=$textwidth;
}
} elsif ($TeXwidth=~/%/) {
+ $Apache::londefdef::table[-1]{'percent'}=1;
$TeXwidth=~/(\d+)/;
- my $value=$1*$textwidth/100;
- $Apache::londefdef::table[-1]{'width'}=$value;
+ $Apache::londefdef::table[-1]{'width'}=$1*$textwidth/100;
} else {
- $Apache::londefdef::table[-1]{'width'}=$textwidth;
+ $Apache::londefdef::table[-1]{'width'}=$TeXwidth;
}
#table's border
- my $border = &Apache::lonxml::get_param('border',$parstack,$safeeval,undef,1);
+ my $border = &Apache::lonxml::get_param('border',$parstack,$safeeval);
+ my $permission=&Apache::lonxml::get_param('TeXDropEmptyColumns',$parstack,$safeeval,undef,0);
unless (defined $border) { $border = 0; }
if ($border) {
$Apache::londefdef::table[-1]{'hinc'} = '\hline ';
@@ -1744,9 +1823,18 @@ sub start_table {
$Apache::londefdef::table[-1]{'vinc'} = '&';
$Apache::londefdef::table[-1]{'vvinc'} = '';
}
- $Apache::londefdef::table[-1]{'output'} = ' \noindent \begin{tabular} ';
- $currentstring = '\keephidden{NEW TABLE ENTRY}';
- }
+ if ($#Apache::londefdef::table==0) {
+ $Apache::londefdef::table[-1]{'output'}='\newline\setlength{\tabcolsep}{1 mm}';
+ }
+ $Apache::londefdef::table[-1]{'output'}.=' \noindent \begin{tabular} ';
+ $Apache::londefdef::table[-1]{'TeXlen'}=[];
+ $Apache::londefdef::table[-1]{'objectlen'}=[];
+ $Apache::londefdef::table[-1]{'maxlen'}=[];
+ $Apache::londefdef::table[-1]{'minlen'}=[];
+ $Apache::londefdef::table[-1]{'content'}=[];
+ $Apache::londefdef::table[-1]{'align'}=[];
+ $currentstring='\keephidden{NEW TABLE ENTRY}';
+ }
return $currentstring;
}
@@ -1758,64 +1846,170 @@ sub end_table {
} elsif ($target eq 'tex') {
my $inmemory = '';
my $output = '';
- #construct header of the table
- my $header_of_table = '{'.$Apache::londefdef::table[-1]{'vvinc'};
- for (my $in=0;$in<=$Apache::londefdef::table[-1]{'counter_columns'};$in++) {
- $header_of_table .= $Apache::londefdef::table[-1]{'columns'}[$in].$Apache::londefdef::table[-1]{'vvinc'};
+ my $WARNING='';
+ #width of columns from TeXwidth attributes
+ for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) {
+ for (my $jn=0;$jn<=$Apache::londefdef::table[-1]{'counter_columns'};$jn++) {
+ if ($Apache::londefdef::table[-1]{'TeXlen'}[0][$jn]<$Apache::londefdef::table[-1]{'TeXlen'}[$in][$jn]) {
+ $Apache::londefdef::table[-1]{'TeXlen'}[0][$jn]=$Apache::londefdef::table[-1]{'TeXlen'}[$in][$jn];
+ }
+ }
}
- $header_of_table .= '}';
- #define the length of the table cells
- #always starts with TeXwidth (if defined everything else is ignored)
- my @length_row_final = split(/,/,$Apache::londefdef::table[-1]{'TeXlengthrow'}[0]);
- for (my $in=1;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) {
- my @length_row = split(/,/,$Apache::londefdef::table[-1]{'TeXlengthrow'}[$in]);
- for (my $jn=0;$jn<=$#length_row;$jn++) {
- if ($length_row_final[$jn]<$length_row[$jn]) {$length_row_final[$jn]=$length_row[$jn];}
- }
- }
- #continues trying estimate the width of raw data
- my @length_raw_row = split(/,/,$Apache::londefdef::table[-1]{'lengthrow'}[0]);
- for (my $in=1;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) {
- my @length_row = split(/,/,$Apache::londefdef::table[-1]{'lengthrow'}[$in]);
- for (my $jn=0;$jn<=$#length_row;$jn++) {
- if ($length_raw_row[$jn]<$length_row[$jn]) {$length_raw_row[$jn]=$length_row[$jn];}
- }
- }
- #comparing of TeXwidth and raw data width
- my $available_length=$Apache::londefdef::table[-1]{'width'};
- my $needed=0;
- for (my $jn=0;$jn<=$#length_row_final;$jn++) {
- if ($length_row_final[$jn]!=0) {
- $available_length=$available_length-$length_row_final[$jn];
- $needed++;
- }
- }
- $needed=$#length_row_final-$needed+1;
- for (my $jn=0;$jn<=$#length_row_final;$jn++) {
- if ($length_row_final[$jn]==0) {
- if ($length_raw_row[$jn]<$available_length/3) {
- $length_row_final[$jn]=$length_raw_row[$jn];
- $available_length=$available_length-$length_raw_row[$jn];
- $needed--;
+ #free space and number of empty columns
+ my ($available_space,$empty_columns)=($Apache::londefdef::table[-1]{'width'},0);
+## &Apache::lonnet::logthis("Available space $Apache::londefdef::table[-1]{'width'}");
+ for (my $jn=0;$jn<=$Apache::londefdef::table[-1]{'counter_columns'};$jn++) {
+ if ($Apache::londefdef::table[-1]{'TeXlen'}[0][$jn]==0) {
+ $empty_columns++;
+ } else {
+ $available_space=$available_space-$Apache::londefdef::table[-1]{'TeXlen'}[0][$jn];
+ }
+ }
+ #boundaries for contents columns
+ my @min_len=();#columns can not be narrower
+ my @max_len=();#maximum length of column
+ for (my $jn=0;$jn<=$Apache::londefdef::table[-1]{'counter_columns'};$jn++) {
+ my ($localmin,$localmax)=(0,0);
+ for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) {
+ if ($localmin<$Apache::londefdef::table[-1]{'minlen'}[$in][$jn]) {
+ $localmin=$Apache::londefdef::table[-1]{'minlen'}[$in][$jn];
+ }
+ if ($localmax<$Apache::londefdef::table[-1]{'maxlen'}[$in][$jn]) {
+ $localmax=$Apache::londefdef::table[-1]{'maxlen'}[$in][$jn];
+ }
+ }
+ push @min_len, $localmin;
+ push @max_len, $localmax;
+ }
+ for (my $jn=0;$jn<=$Apache::londefdef::table[-1]{'counter_columns'};$jn++) {
+ my $localmin=0,;
+ for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) {
+ if ($localmin<$Apache::londefdef::table[-1]{'objectlen'}[$in][$jn]) {
+ $localmin=$Apache::londefdef::table[-1]{'objectlen'}[$in][$jn];
+ }
+ }
+ if ($max_len[$jn]<$localmin) {$max_len[$jn]=$localmin;}#object size is bigger
+ if ($min_len[$jn]<$localmin) {$min_len[$jn]=$localmin;}#object size is bigger
+ if ($Apache::londefdef::table[-1]{'TeXlen'}[0][$jn]!=0) {
+ $min_len[$jn]=0;
+ $max_len[$jn]=0;
+ }
+ }
+ #final adjustment of column width
+ my @fwidth=@{$Apache::londefdef::table[-1]{'TeXlen'}[0]};#final width array
+ my @adjust=();
+ #step 1. adjustment by maximum value
+ my $space_neeeded=0;
+ for (my $jn=0;$jn<=$#max_len;$jn++) {
+ $space_neeeded=$space_neeeded+$max_len[$jn];
+ }
+ if ($space_neeeded<=$available_space) {
+## &Apache::lonnet::logthis("I am in position 1: $space_neeeded <= $available_space");
+ for (my $jn=0;$jn<=$#max_len;$jn++) {
+ if ($fwidth[$jn]==0) {
+ $fwidth[$jn]=$max_len[$jn];
+ }
+ }
+ } else {
+ #step 2. adjustment by minimum value (estimation)
+ $space_neeeded=0;
+ for (my $jn=0;$jn<=$#min_len;$jn++) {
+ $space_neeeded+=$min_len[$jn];
+ }
+ if ($space_neeeded>$available_space) {
+## &Apache::lonnet::logthis("I am in position 2");
+ $WARNING=' \textbf{NOT ENOUGH SPACE FOR TABLE} ';
+ for (my $jn=0;$jn<=$#max_len;$jn++) {
+ if ($fwidth[$jn]==0) {
+ $fwidth[$jn]=$min_len[$jn];
+ }
+ }
+ } else {
+ #step 3. adjustment over minimal + corrections
+## &Apache::lonnet::logthis("I am in position 3");
+ my $enlarge_coef=$available_space/$space_neeeded;
+ my $acsessive=0;
+ for (my $jn=0;$jn<=$#min_len;$jn++) {
+ $adjust[$jn]=$min_len[$jn]*$enlarge_coef;
+ if ($adjust[$jn]>$max_len[$jn]) {
+ $fwidth[$jn]=$max_len[$jn];
+ $acsessive=$acsessive+$adjust[$jn]-$max_len[$jn];
+ $adjust[$jn]=0;
+ }
+ }
+ if ($acsessive>0) {
+ #we have an excess of space and can redistribute it
+ my $notempty_columns=0;
+ for (my $jn=0;$jn<=$#min_len;$jn++) {
+ if ($adjust[$jn]!=0) {
+ $notempty_columns++;
+ }
+ }
+ my $per_column=$acsessive/$notempty_columns;
+ for (my $jn=0;$jn<=$#min_len;$jn++) {
+ if ($adjust[$jn]!=0) {
+ $adjust[$jn]+=$per_column;
+ $fwidth[$jn]=$adjust[$jn];
+ }
+ }
}
}
}
- for (my $jn=0;$jn<=$#length_row_final;$jn++) {
- if ($length_row_final[$jn]==0) {
- $length_row_final[$jn]=0.9*$available_length/$needed;
+ #recalculation for the use of all available width if width is defined in %
+ if ($Apache::londefdef::table[-1]{'percent'}==1) {
+ my $current=0;
+ for (my $i=0;$i<=$#fwidth;$i++) {
+ $current+=$fwidth[$i];
+ }
+ my $coef=$Apache::londefdef::table[-1]{'width'}/$current;
+ for (my $i=0;$i<=$#fwidth;$i++) {
+ $fwidth[$i]*=$coef;
+ }
+ }
+ #removing of empty columns if allowed
+ my $permission=&Apache::lonxml::get_param('TeXDropEmptyColumns',$parstack,$safeeval,undef,0);
+ if ($permission eq 'yes') {
+ my @cleaned_table=();
+ my @cleaned_header=();
+ my $colind=0;
+ for (my $jn=0;$jn<=$Apache::londefdef::table[-1]{'counter_columns'};$jn++) {
+ if ($fwidth[$jn]!=0) {
+ #we need to copy column
+ for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) {
+ $cleaned_table[$in][$colind]=$Apache::londefdef::table[-1]{'content'}[$in][$jn];
+ $cleaned_header[$colind]=$fwidth[$jn];
+ }
+ $colind++;
+ }
}
+ $Apache::londefdef::table[-1]{'content'}=\@cleaned_table;
+ @fwidth=@cleaned_header;
+ }
+ #construct header of the table
+ my $header_of_table = '{'.$Apache::londefdef::table[-1]{'vvinc'};
+ for (my $in=0;$in<=$#fwidth;$in++) {
+ $header_of_table.='p{'.$fwidth[$in].' mm}'.$Apache::londefdef::table[-1]{'vvinc'};
}
+ $header_of_table .= '}';
#fill the table
for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) {
- for (my $jn=0;$jn<=$#length_row_final;$jn++) {
- my $substituted=$length_row_final[$jn];
- $Apache::londefdef::table[-1]{'rowdata'}[$in]=~s/TOBECHANGEDONNUMBER/$substituted mm/;
- }
- $output .= $Apache::londefdef::table[-1]{'rowdata'}[$in];
- chop $output;
- $output .= ' \\\\ ';
+ for (my $jn=0;$jn<=$#fwidth;$jn++) {
+ if ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'c') {
+ $output.='\begin{center}';
+ } elsif ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'r') {
+ $output.=' \hfill \llap{'
+ }
+ $output.=$Apache::londefdef::table[-1]{'content'}[$in][$jn];
+ if ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'c') {
+ $output.='\end{center}';
+ } elsif ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'r') {
+ $output.='} ';
+ }
+ if ($jn!=$#fwidth) {$output.=' '.$Apache::londefdef::table[-1]{'vinc'};}
+ }
+ $output.=' \\\\ '.$Apache::londefdef::table[-1]{'hinc'}.' ';
}
- $Apache::londefdef::table[-1]{'output'} .= $header_of_table.$output.$Apache::londefdef::table[-1]{'hinc'}.'\end{tabular}\vskip 0 mm ';
+ $Apache::londefdef::table[-1]{'output'} .= $header_of_table.$Apache::londefdef::table[-1]{'hinc'}.$output.'\end{tabular}\vskip 0 mm ';
if ($#Apache::londefdef::table > 0) {
my $inmemory = $Apache::londefdef::table[-1]{'output'};
pop @Apache::londefdef::table;
@@ -1829,7 +2023,7 @@ sub end_table {
return $currentstring;
}
-#-- <tr> tag
+#-- <tr> tag (end tag optional)
sub start_tr {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
@@ -1837,16 +2031,19 @@ sub start_tr {
$currentstring = $token->[4];
} elsif ($target eq 'tex') {
$Apache::londefdef::table[-1]{'row_number'}++;
- my $alignchar = substr(&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1),0,1);
+ my $alignchar=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1);
if ($alignchar ne '') {
- push @ {$Apache::londefdef::table[-1]{'rows'} }, $alignchar;
+ push @ {$Apache::londefdef::table[-1]{'rows'} },substr($alignchar,0,1);
} else {
push @ {$Apache::londefdef::table[-1]{'rows'} }, 'l';
}
push ( @{ $Apache::londefdef::table[-1]{'rowdata'} }, $Apache::londefdef::table[-1]{'hinc'});
$Apache::londefdef::table[-1]{'counter_columns'} = -1;
- $Apache::londefdef::table[-1]{'TeXlength'} = '';
- $Apache::londefdef::table[-1]{'length'} = '';
+ push @ {$Apache::londefdef::table[-1]{'TeXlen'}}, [];
+ push @ {$Apache::londefdef::table[-1]{'objectlen'}}, [];
+ push @ {$Apache::londefdef::table[-1]{'minlen'}}, [];
+ push @ {$Apache::londefdef::table[-1]{'maxlen'}}, [];
+ push @ {$Apache::londefdef::table[-1]{'content'}}, [];
}
return $currentstring;
}
@@ -1860,13 +2057,11 @@ sub end_tr {
if ($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'};
}
return $currentstring;
}
-#-- <td> tag
+#-- <td> tag (end tag optional)
sub start_td {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
@@ -1898,12 +2093,18 @@ sub tag_check {
sub start_td_tex {
my ($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);;
+ my $alignchar = substr(&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1),0,1);
+ if ($alignchar eq '') {
+ $alignchar = $Apache::londefdef::table[-1]{'rows'}[-1];
}
- push @{ $Apache::londefdef::table[-1]{'columns'} }, $what_to_push;
+ push @{ $Apache::londefdef::table[-1]{'align'}[$Apache::londefdef::table[-1]{'row_number'}] }, $alignchar;
$Apache::londefdef::table[-1]{'counter_columns'}++;
+ my $TeXwidth=&Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,undef,0);
+ if (defined $TeXwidth) {
+ my $current_length=&recalc($TeXwidth);
+ $current_length=~/(\d+\.?\d*)/;
+ push @ {$Apache::londefdef::table[-1]{'TeXlen'}[$Apache::londefdef::table[-1]{'row_number'}] },$1;
+ }
&Apache::lonxml::startredirection();
return '';
}
@@ -1914,28 +2115,64 @@ sub end_td_tex {
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.',';
- $Apache::londefdef::table[-1]{'length'} .= '0,';
+ push @ {$Apache::londefdef::table[-1]{'objectlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0';
+ push @ {$Apache::londefdef::table[-1]{'minlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0';
+ push @ {$Apache::londefdef::table[-1]{'maxlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0';
} else {
- if ($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.',';
- $Apache::londefdef::table[-1]{'length'} .= '0,';
+ if (($data=~m/width\s*=\s*(\d+\.?\d*\s*(mm|cm|in|pc|pt)*)/) or ($data=~m/\[(\d+\.?\d*)\s*mm\]/)) {
+ my $garbage_data=$data;
+ my $fwidth=0;
+ while ($garbage_data=~m/width\s*=\s*(\d+\.?\d*\s*(mm|cm|in|pc|pt)*)/) {
+ my $current_length=&recalc($1);
+ $current_length=~/(\d+\.?\d*)/;
+ if ($fwidth<$1) {$fwidth=$1;}
+ $garbage_data=~s/width\s*=\s*(\d+\.?\d*\s*(mm|cm|in|pc|pt)*)//;
+ }
+ while ($garbage_data=~m/\[(\d+\.?\d*)\s*mm\]/) {
+ my $current_length=$1;
+ if ($fwidth<$current_length) {$fwidth=$current_length;}
+ $garbage_data=~s/\[(\d+\.?\d*)\s*mm\]//;
+ }
+ push @ {$Apache::londefdef::table[-1]{'TeXlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0';
+ push @ {$Apache::londefdef::table[-1]{'objectlen'}[$Apache::londefdef::table[-1]{'row_number'}] },$fwidth;
+ push @ {$Apache::londefdef::table[-1]{'minlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0';
+ push @ {$Apache::londefdef::table[-1]{'maxlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0';
} else {
- $data=~s/^\s+(\S.*)/$1/;
+ $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,';
+ $data=~s/(\s)+/$1/;
+ my ($current_length,$min_length)=(0,0);
+ if ($data=~/\\vskip/) {
+ my $newdata=$data;
+ $newdata=~s/\\vskip \d*\.?\d*\s*mm/THISISJUSTTEMPORARYSEPARATOR/g;
+ my @newdata=split(/THISISJUSTTEMPORARYSEPARATOR/,$newdata);
+ foreach my $elementdata (@newdata) {
+ my $lengthnewdata=2.5*&LATEX_length($elementdata);
+ if ($lengthnewdata>$current_length) {$current_length=$lengthnewdata;}
+ my @words=split(/ /,$elementdata);
+ foreach my $word (@words) {
+ my $lengthword=2.5*&LATEX_length($word);
+ if ($min_length<$lengthword) {$min_length=$lengthword;}
+ }
+ }
+ } else {
+ $current_length=2.5*&LATEX_length($data);
+ my @words=split(/ /,$data);
+ foreach my $word (@words) {
+ my $lengthword=2.5*&LATEX_length($word);
+ if ($min_length<$lengthword) {$min_length=$lengthword;}
+ }
+ }
+ push @ {$Apache::londefdef::table[-1]{'TeXlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0';
+ push @ {$Apache::londefdef::table[-1]{'objectlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0';
+ push @ {$Apache::londefdef::table[-1]{'maxlen'}[$Apache::londefdef::table[-1]{'row_number'}] },$current_length;
+ push @ {$Apache::londefdef::table[-1]{'minlen'}[$Apache::londefdef::table[-1]{'row_number'}] },$min_length;
}
}
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'};
+ push @ {$Apache::londefdef::table[-1]{'content'}[-1] },$data;
return'';
}
@@ -1951,7 +2188,7 @@ sub end_td {
return $currentstring;
}
-#-- <th> tag
+#-- <th> tag (end tag optional)
sub start_th {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
@@ -2007,15 +2244,18 @@ sub end_th {
}
return $currentstring;
}
-#-- <img> tag
+#-- <img> tag (end tag forbidden)
sub start_img {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $src = &Apache::lonxml::get_param('src',$parstack,$safeeval,
undef,1);
+ if (not $src and ($target eq 'web' or $target eq 'tex')) {
+ my $inside = &Apache::lonxml::get_all_text("/img",$parser);
+ &Apache::lonnet::logthis("inside was $inside");
+ return '';
+ }
$Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=$src;
my $currentstring = '';
- my $width_param = '';
- my $height_param = '';
my $scaling = .3;
if ($target eq 'web') {
if ($ENV{'browser.imagesuppress'} ne 'on') {
@@ -2031,38 +2271,11 @@ sub start_img {
}
} elsif ($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
- my $image = Image::Magick->new;
- my $current_figure = $image->Read($src);
- $width_param = $image->Get('width') * $scaling;;
- $height_param = $image->Get('height') * $scaling;;
- undef $image;
- #do we have any specified size of the picture?
- my $TeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval);
- my $TeXheight = &Apache::lonxml::get_param('TeXheight',$parstack,$safeeval);
- my $width = &Apache::lonxml::get_param('width',$parstack,$safeeval,
- undef,1);
- if ($TeXwidth ne '') {
- if ($TeXwidth=~/(\d+)\s*\%/) {
- $width_param = $1*$ENV{'form.textwidth'}/100;
- } else {
- $width_param = $TeXwidth;
- }
- } elsif ($TeXheight ne '') {
- $width_param = $TeXheight/$height_param*$width_param;
- } elsif ($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!(.*)/([^/]*)$!) {
- $file = $2;
- $path = $1.'/';
- }
+ if (-e $src) {
+ #what is the image size?
+ my $width_param=&image_size($src,$scaling,$parstack,$safeeval);
+ my ($file,$path)=&file_path($src);
my $newsrc = $src;
$newsrc =~ s/\.(gif|jpg|png)$/.eps/i;
$file=~s/\.(gif|jpg|png)$/.eps/i;
@@ -2082,12 +2295,8 @@ sub start_img {
$currentstring .= '\vskip 1 mm \noindent\graphicspath{{'.$path.'}}\includegraphics[width='.$width_param.' mm]{'.$file.'} ';
}
} else {
- #there aren't eps or ps - so create eps
- my $temp_file;
- my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.dat";
- $temp_file = Apache::File->new('>>'.$filename);
- print $temp_file "$src\n";
- $currentstring .= '\vskip 1 mm \graphicspath{{/home/httpd/prtspool/}}\includegraphics[width='.$width_param.' mm]{'.$file.'} ';
+ #care about eps dynamical generation
+ $currentstring.='\vskip 1 mm '.&eps_generation($src,$file,$width_param);
}
}
} else {
@@ -2104,6 +2313,65 @@ sub start_img {
#<allow> tag will care about replication
}
}
+ } elsif ($target eq 'edit') {
+ $currentstring .=&Apache::edit::tag_start($target,$token);
+ $currentstring .=&Apache::edit::text_arg('Image Url:','src',$token,70).
+ &Apache::edit::browse('src',undef,'alt').' '.
+ &Apache::edit::search('src',undef,'alt').'<br />';
+ $currentstring .=&Apache::edit::text_arg('Description:','alt',$token,70).'<br />';
+ $currentstring .=&Apache::edit::text_arg('width (pixel):','width',$token,5);
+ $currentstring .=&Apache::edit::text_arg('height (pixel):','height',$token,5).'<br />';
+ $currentstring .=&Apache::edit::text_arg('TeXwidth (mm):','TeXwidth',$token,5);
+ $currentstring .=&Apache::edit::text_arg('TeXheight (mm):','TeXheight',$token,5);
+ $currentstring .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
+ my $src=&Apache::lonxml::get_param('src',$parstack,$safeeval);
+ my $alt=&Apache::lonxml::get_param('alt',$parstack,$safeeval);
+ my $width=&Apache::lonxml::get_param('width',$parstack,$safeeval);
+ my $height=&Apache::lonxml::get_param('height',$parstack,$safeeval);
+ $currentstring .= '<img src="'.$src.'" alt="'.$alt.'" ';
+ if ($width) { $currentstring.=' width="'.$width.'" '; }
+ if ($height) { $currentstring.=' height="'.$height.'" '; }
+ $currentstring .= ' />';
+ } elsif ($target eq 'modified') {
+ my ($osrc,$owidth,$oheight)=
+ ($token->[2]{'src'},$token->[2]{'width'},$token->[2]{'height'});
+ my $ctag=&Apache::edit::get_new_args($token,$parstack,
+ $safeeval,'src','alt',
+ 'TeXwidth','TeXheight',
+ 'width','height');
+ my ($nsrc,$nwidth,$nheight)=
+ ($token->[2]{'src'},$token->[2]{'width'},$token->[2]{'height'});
+ my $loc=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$nsrc);
+ &image_replication($loc);
+ my ($iwidth,$iheight);
+ if (-e $loc) {
+ my $image = Image::Magick->new;
+ $image->Read($loc);
+ ($iwidth, $iheight) = ($image->Get('width'),
+ $image->Get('height'));
+ }
+ if ($osrc ne $nsrc || (!$nwidth && !$nheight)) {
+ # changed image or no size specified,
+ # if they didn't explicitly change the
+ # width or height use the ones from the image
+ if ($iwidth && $iheight) {
+ if ($owidth == $nwidth || (!$nwidth && !$nheight)) {
+ $token->[2]{'width'} = $iwidth;$ctag=1;
+ }
+ if ($oheight == $nheight || (!$nwidth && !$nheight)) {
+ $token->[2]{'height'}=$iheight;$ctag=1;
+ }
+ }
+ }
+ my ($cwidth,$cheight)=($token->[2]{'width'},$token->[2]{'height'});
+ # if we don't have a width or height
+ if ($iwidth && $cwidth && !$cheight) {
+ $token->[2]{'height'}=int(($cwidth/$iwidth)*$iheight);$ctag=1;
+ }
+ if ($iheight && $cheight && !$cwidth) {
+ $token->[2]{'width'}=int(($cheight/$iheight)*$iwidth);$ctag=1;
+ }
+ if ($ctag) {$currentstring=&Apache::edit::rebuild_tag($token);}
}
return $currentstring;
}
@@ -2119,7 +2387,7 @@ sub end_img {
return $currentstring;
}
-#-- <applet> tag
+#-- <applet> tag (end tag required)
sub start_applet {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
@@ -2144,7 +2412,16 @@ sub start_applet {
$currentstring='[APPLET: '.$alttag.']';
}
} elsif ($target eq 'tex') {
- $currentstring = " \\begin{figure} ";
+ my $alttag= &Apache::lonxml::get_param('alt',$parstack,
+ $safeeval,undef,1);
+ unless ($alttag) {
+ my $code=&Apache::lonxml::get_param('code',$parstack,$safeeval,
+ undef,1);
+ $alttag=&Apache::lonmeta::alttag($Apache::lonxml::pwd[-1],
+ $code);
+ }
+ $currentstring.='\begin{center} \fbox{Java Applet: '.$alttag.
+ '.}\end{center}';
}
return $currentstring;
}
@@ -2155,12 +2432,11 @@ sub end_applet {
if ($target eq 'web') {
$currentstring = $token->[2];
} elsif ($target eq 'tex') {
- $currentstring = " \\end{figure}";
}
return $currentstring;
}
-#-- <embed> tag
+#-- <embed> tag (end tag optional/required)
sub start_embed {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $src=&Apache::lonxml::get_param('src',$parstack,$safeeval,undef,1);
@@ -2178,7 +2454,6 @@ sub start_embed {
$currentstring='[EMBED: '.$alttag.']';
}
} elsif ($target eq 'tex') {
- $currentstring = " \\begin{figure} ";
}
return $currentstring;
}
@@ -2188,13 +2463,12 @@ sub end_embed {
my $currentstring = '';
if ($target eq 'web') {
$currentstring = $token->[2];
- } elsif ($target eq 'tex') {
- $currentstring = " \\end{figure}";
+ } elsif ($target eq 'tex') {
}
return $currentstring;
}
-#-- <param> tag
+#-- <param> tag (end tag forbidden)
sub start_param {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
if (&Apache::lonxml::get_param
@@ -2208,7 +2482,6 @@ sub start_param {
if ($target eq 'web') {
$currentstring = $token->[4];
} elsif ($target eq 'tex') {
- $currentstring = " \\begin{figure} ";
}
return $currentstring;
}
@@ -2219,7 +2492,6 @@ sub end_param {
if ($target eq 'web') {
$currentstring = $token->[2];
} elsif ($target eq 'tex') {
- $currentstring = " \\end{figure}";
}
return $currentstring;
}
@@ -2251,12 +2523,14 @@ sub end_allow {
return '';
}
-#-- Frames
+#-- Frames (end tag required)
+#-- <frameset>
sub start_frameset {
my ($target,$token) = @_;
my $currentstring = '';
if ($target eq 'web') {
- if (!$Apache::lonxml::registered) {
+ if (!$Apache::lonxml::registered &&
+ $ENV{'request.state'} eq 'published') {
$currentstring.='<head>'.
&Apache::lonmenu::registerurl(undef,$target).'</head>';
}
@@ -2296,7 +2570,7 @@ sub end_frameset {
return $currentstring;
}
-#-- <xmp>
+#-- <xmp> (end tag required)
sub start_xmp {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
@@ -2319,7 +2593,7 @@ sub end_xmp {
return $currentstring;
}
-#-- <pre>
+#-- <pre> (end tag required)
sub start_pre {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
@@ -2402,7 +2676,7 @@ sub end_blankspace {
return $currentstring;
}
-#-- <abbr> tag
+#-- <abbr> tag (end tag required)
sub start_abbr {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2421,7 +2695,7 @@ sub end_abbr {
return $currentstring;
}
-#-- <acronym> tag
+#-- <acronym> tag (end tag required)
sub start_acronym {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2440,7 +2714,7 @@ sub end_acronym {
return $currentstring;
}
-#-- <area> tag
+#-- <area> tag (end tag forbidden)
sub start_area {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2459,7 +2733,7 @@ sub end_area {
return $currentstring;
}
-#-- <base> tag
+#-- <base> tag (end tag forbidden)
sub start_base {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2478,7 +2752,7 @@ sub end_base {
return $currentstring;
}
-#-- <bdo> tag
+#-- <bdo> tag (end tag required)
sub start_bdo {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2497,7 +2771,7 @@ sub end_bdo {
return $currentstring;
}
-#-- <bgsound> tag
+#-- <bgsound> tag (end tag optional)
sub start_bgsound {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2516,7 +2790,7 @@ sub end_bgsound {
return $currentstring;
}
-#-- <blink> tag
+#-- <blink> tag (end tag required)
sub start_blink {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2535,7 +2809,7 @@ sub end_blink {
return $currentstring;
}
-#-- <blockquote> tag
+#-- <blockquote> tag (end tag required)
sub start_blockquote {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2554,7 +2828,7 @@ sub end_blockquote {
return $currentstring;
}
-#-- <button> tag
+#-- <button> tag (end tag required)
sub start_button {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2573,7 +2847,7 @@ sub end_button {
return $currentstring;
}
-#-- <caption> tag
+#-- <caption> tag (end tag required)
sub start_caption {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2592,7 +2866,7 @@ sub end_caption {
return $currentstring;
}
-#-- <col> tag
+#-- <col> tag (end tag forbdden)
sub start_col {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2611,7 +2885,7 @@ sub end_col {
return $currentstring;
}
-#-- <colgroup> tag
+#-- <colgroup> tag (end tag optional)
sub start_colgroup {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2630,7 +2904,7 @@ sub end_colgroup {
return $currentstring;
}
-#-- <del> tag
+#-- <del> tag (end tag required)
sub start_del {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2649,7 +2923,7 @@ sub end_del {
return $currentstring;
}
-#-- <fieldset> tag
+#-- <fieldset> tag (end tag required)
sub start_fieldset {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2668,7 +2942,7 @@ sub end_fieldset {
return $currentstring;
}
-#-- <frame> tag
+#-- <frame> tag (end tag forbidden)
sub start_frame {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2687,7 +2961,7 @@ sub end_frame {
return $currentstring;
}
-#-- <iframe> tag
+#-- <iframe> tag (end tag required)
sub start_iframe {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2706,7 +2980,7 @@ sub end_iframe {
return $currentstring;
}
-#-- <ins> tag
+#-- <ins> tag (end tag required)
sub start_ins {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2725,7 +2999,7 @@ sub end_ins {
return $currentstring;
}
-#-- <isindex> tag
+#-- <isindex> tag (end tag forbidden)
sub start_isindex {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2744,7 +3018,7 @@ sub end_isindex {
return $currentstring;
}
-#-- <keygen> tag
+#-- <keygen> tag (end tag forbidden)
sub start_keygen {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2782,7 +3056,7 @@ sub end_label {
return $currentstring;
}
-#-- <layer> tag
+#-- <layer> tag (end tag required)
sub start_layer {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2801,7 +3075,7 @@ sub end_layer {
return $currentstring;
}
-#-- <legend> tag
+#-- <legend> tag (end tag required)
sub start_legend {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2820,7 +3094,7 @@ sub end_legend {
return $currentstring;
}
-#-- <link> tag
+#-- <link> tag (end tag forbidden)
sub start_link {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2839,7 +3113,7 @@ sub end_link {
return $currentstring;
}
-#-- <marquee> tag
+#-- <marquee> tag (end tag optional)
sub start_marquee {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2858,8 +3132,8 @@ sub end_marquee {
return $currentstring;
}
-#-- <malticol> tag
-sub start_malticol {
+#-- <multicol> tag (end tag required)
+sub start_multicol {
my ($target,$token) = @_;
my $currentstring = '';
if ($target eq 'web') {
@@ -2868,7 +3142,7 @@ sub start_malticol {
return $currentstring;
}
-sub end_malticol {
+sub end_multicol {
my ($target,$token) = @_;
my $currentstring = '';
if ($target eq 'web') {
@@ -2877,13 +3151,15 @@ sub end_malticol {
return $currentstring;
}
-#-- <nobr> tag
+#-- <nobr> tag (end tag required)
sub start_nobr {
my ($target,$token) = @_;
my $currentstring = '';
if ($target eq 'web') {
$currentstring = $token->[4];
- }
+ } elsif ($target eq 'tex') {
+ $currentstring='\mbox{';
+ }
return $currentstring;
}
@@ -2892,11 +3168,13 @@ sub end_nobr {
my $currentstring = '';
if ($target eq 'web') {
$currentstring = $token->[2];
- }
+ } elsif ($target eq 'tex') {
+ $currentstring='}';
+ }
return $currentstring;
}
-#-- <noembed> tag
+#-- <noembed> tag (end tag required)
sub start_noembed {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2915,7 +3193,7 @@ sub end_noembed {
return $currentstring;
}
-#-- <noframes> tag
+#-- <noframes> tag (end tag required)
sub start_noframes {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2934,7 +3212,7 @@ sub end_noframes {
return $currentstring;
}
-#-- <nolayer> tag
+#-- <nolayer> tag (end tag required)
sub start_nolayer {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2953,7 +3231,7 @@ sub end_nolayer {
return $currentstring;
}
-#-- <noscript> tag
+#-- <noscript> tag (end tag required)
sub start_noscript {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2972,7 +3250,7 @@ sub end_noscript {
return $currentstring;
}
-#-- <object> tag
+#-- <object> tag (end tag required)
sub start_object {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2991,7 +3269,7 @@ sub end_object {
return $currentstring;
}
-#-- <optgroup> tag
+#-- <optgroup> tag (end tag required)
sub start_optgroup {
my ($target,$token) = @_;
my $currentstring = '';
@@ -3010,13 +3288,15 @@ sub end_optgroup {
return $currentstring;
}
-#-- <samp> tag
+#-- <samp> tag (end tag required)
sub start_samp {
my ($target,$token) = @_;
my $currentstring = '';
if ($target eq 'web') {
$currentstring = $token->[4];
- }
+ } elsif ($target eq 'tex') {
+ $currentstring='\texttt{';
+ }
return $currentstring;
}
@@ -3025,7 +3305,9 @@ sub end_samp {
my $currentstring = '';
if ($target eq 'web') {
$currentstring = $token->[2];
- }
+ } elsif ($target eq 'tex') {
+ $currentstring='}';
+ }
return $currentstring;
}
@@ -3048,7 +3330,7 @@ sub end_server {
return $currentstring;
}
-#-- <spacer> tag
+#-- <spacer> tag (end tag forbidden)
sub start_spacer {
my ($target,$token) = @_;
my $currentstring = '';
@@ -3067,7 +3349,7 @@ sub end_spacer {
return $currentstring;
}
-#-- <span> tag
+#-- <span> tag (end tag required)
sub start_span {
my ($target,$token) = @_;
my $currentstring = '';
@@ -3086,7 +3368,7 @@ sub end_span {
return $currentstring;
}
-#-- <tbody> tag
+#-- <tbody> tag (end tag optional)
sub start_tbody {
my ($target,$token) = @_;
my $currentstring = '';
@@ -3105,7 +3387,7 @@ sub end_tbody {
return $currentstring;
}
-#-- <tfoot> tag
+#-- <tfoot> tag (end tag optional)
sub start_tfoot {
my ($target,$token) = @_;
my $currentstring = '';
@@ -3124,7 +3406,7 @@ sub end_tfoot {
return $currentstring;
}
-#-- <thead> tag
+#-- <thead> tag (end tag optional)
sub start_thead {
my ($target,$token) = @_;
my $currentstring = '';
@@ -3206,22 +3488,71 @@ sub end_hideweboutput {
sub image_replication {
my $src = shift;
- if (not -e $src) {
- #replicates image itself
- &Apache::lonnet::repcopy($src);
- #replicates eps or ps
- my $newsrc = $src;
- $newsrc =~ s/\.(gif|jpg|jpeg|png)$/.eps/i;
- if (not -e $newsrc) {
- if (&Apache::lonnet::repcopy($newsrc) ne 'OK') {
- $newsrc =~ s/\.eps$/\.ps/;
- &Apache::lonnet::repcopy($newsrc);
- }
- }
+ if (not -e $src) { &Apache::lonnet::repcopy($src); }
+ #replicates eps or ps
+ my $epssrc = my $pssrc = $src;
+ $epssrc =~ s/\.(gif|jpg|jpeg|png)$/.eps/i;
+ $pssrc =~ s/\.(gif|jpg|jpeg|png)$/.ps/i;
+ if (not -e $epssrc && not -e $pssrc) {
+ my $result=&Apache::lonnet::repcopy($epssrc);
+ if ($result ne OK) { &Apache::lonnet::repcopy($pssrc); }
}
return '';
}
+sub image_size {
+ my ($src,$scaling,$parstack,$safeeval)=@_;
+ #size of image from gif/jpg/jpeg/png
+ my $image = Image::Magick->new;
+ my $current_figure = $image->Read($src);
+ my $width_param = $image->Get('width') * $scaling;;
+ my $height_param = $image->Get('height') * $scaling;;
+ undef $image;
+ #do we have any specified LaTeX size of the picture?
+ my $TeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval);
+ my $TeXheight = &Apache::lonxml::get_param('TeXheight',$parstack,$safeeval);
+ #do we have any specified web size of the picture?
+ my $width = &Apache::lonxml::get_param('width',$parstack,$safeeval,
+ undef,1);
+ if ($TeXwidth ne '') {
+ if ($TeXwidth=~/(\d+)\s*\%/) {
+ $width_param = $1*$ENV{'form.textwidth'}/100;
+ } else {
+ $width_param = $TeXwidth;
+ }
+ } elsif ($TeXheight ne '') {
+ $width_param = $TeXheight/$height_param*$width_param;
+ } elsif ($width ne '') {
+ $width_param = $width*$scaling;
+ }
+ if ($width_param > $ENV{'form.textwidth'}) {$width_param =0.95*$ENV{'form.textwidth'}}
+ return $width_param;
+}
+
+sub eps_generation {
+ my ($src,$file,$width_param) = @_;
+ my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.dat";
+ my $temp_file = Apache::File->new('>>'.$filename);
+ print $temp_file "$src\n";
+ my $newsrc = $src;
+ $newsrc =~ s/(\.gif|\.jpg|\.jpeg)$/\.eps/i;
+ $newsrc=~s/\/home\/httpd\/html\/res//;
+ $newsrc=~s/\/home\/([^\/]*)\/public_html\//\/$1\//;
+ $newsrc=~s/\/\.\//\//;
+ $newsrc=~s/\/([^\/]+)\.(ps|eps)/\//;
+ return ' \graphicspath{{/home/httpd/prtspool'.$newsrc.'}}\includegraphics[width='.$width_param.' mm]{'.$file.'} ';
+}
+
+sub file_path {
+ my $src=shift;
+ my ($file,$path);
+ if ($src =~ m!(.*)/([^/]*)$!) {
+ $file = $2;
+ $path = $1.'/';
+ }
+ return $file,$path;
+}
+
sub recalc {
my $argument = shift;
if (not $argument=~/(mm|cm|in|pc|pt)/) {return $argument.' mm';}
@@ -3240,5 +3571,35 @@ sub recalc {
return $value.' mm';
}
+sub LATEX_length {
+ my $garbage=shift;
+ $garbage=~s/^\s+$//;
+ $garbage=~s/^\s+(\S.*)/$1/;#space before
+ $garbage=~s/(.*\S)\s+$/$1/;#space after
+ $garbage=~s/(\s)+/$1/;#only one space
+ $garbage=~s/(\\begin{([^\}]+)}|\\end{([^\}]+)})//g;#remove LaTeX \begin{...} and \end{...}
+ $garbage=~s/(\$\_\{|\$\_|\$\^{|\$\^|\}\$)//g;#remove $_{,$_,$^{,$^,}$
+ $garbage=~s/([^\\])\$/$1/g;#$
+ $garbage=~s/(\\ensuremath\{\_\{|\\ensuremath\{\_|\\ensuremath\{\^{|\\ensuremath\{\^|\})//g;#remove \ensuremath{...}
+ $garbage=~s/(\\alpha|\\beta|\\gamma|\\delta|\\epsilon|\\verepsilon|\\zeta|\\eta|\\theta|\\vartheta|\\iota|\\kappa|\\lambda|\\mu|\\nu|\\xi|\\pi|\\varpi|\\rho|\\varrho|\\sigma|\\varsigma|\\tau|\\upsilon|\\phi|\\varphi|\\chi|\\psi|\\omega|\\Gamma|\\Delta|\\Theta|\\Lambda|\\Xi|\\Pi|\\Sigma|\\Upsilon|\\Phi|\\Psi|\\Omega)/1/g;
+ $garbage=~s/(\\pm|\\mp|\\times|\\div|\\cdot|\\ast|\\star|\\dagger|\\ddagger|\\amalg|\\cap|\\cup|\\uplus|\\sqcap|\\sqcup|\\vee|\\wedge|\\oplus|\\ominus|\\otimes|\\circ|\\bullet|\\diamond|\\lhd|\\rhd|\\unlhd|\\unrhd|\\oslash|\\odot|\\bigcirc|\\Box|\\Diamond|\\bigtriangleup|\\bigtriangledown|\\triangleleft|\\triangleright|\\setminus|\\wr)/1/g;
+ $garbage=~s/(\\le|\\ll|\\leq|\\ge|\\geq|\\gg|\\neq|\\doreq|\\sim|\\simeq|\\subset|\\subseteq|\\sqsubset|\\sqsubseteq|\\in|\\vdash|\\models|\\supset|\\supseteq|\\sqsupset|\\sqsupseteq|\\ni|\\dash|\\perp|\\approx|\\cong|\\equiv|\\propto|\\prec|\\preceq|\\parallel|\\asymp|\\smile|\\frown|\\bowtie|\\succ|\\succeq|\\mid)/1/g;
+ $garbage=~s/(\\not<|\\\\not\\le|\\not\\prec|\\not\\preceq|\\not\\subset|\\not\\subseteq|\\not\\sqsubseteq|\\not\\in|\\not>|\\not\\ge|\\not\\succ|\\notsucceq|\\not\\supset|\\notsupseteq|\\not\\sqsupseteq|\\notin|\\not=|\\not\\equiv|\\not\\sim|\\not\\simeq|\\not\\approx|\\not\\cong|\\not\\asymp)/1/g;
+ $garbage=~s/(\\leftarrow|\\gets|\\Leftarrow|\\rightarrow|\\to|\\Rightarrow|\\leftrightarrow|\\Leftrightarrow|\\mapsto|\\hookleftarrow|\\leftharpoonup|\\leftkarpoondown|\\rightleftharpoons|\\longleftarrow|\\Longleftarrow|\\longrightarrow|\\Longrightarrow|\\longleftrightarrow|\\Longleftrightarrow|\\longmapsto|\\hookrightarrow|\\rightharpoonup|\\rightharpoondown|\\uparrow|\\Uparrow|\\downarrow|\\Downarrow|\\updownarrow|\\Updownarrow|\\nearrow|\\searrow|\\swarrow|\\nwarrow)/11/g;
+ $garbage=~s/(\\aleph|\\hbar|\\imath|\\jmath|\\ell|\\wp|\\Re|\\Im|\\mho|\\prime|\\emptyset|\\nabla|\\surd|\\partial|\\top|\\bot|\\vdash|\\dashv|\\forall|\\exists|\\neg|\\flat|\\natural|\\sharp|\\\||\\angle|\\backslash|\\Box|\\Diamond|\\triangle|\\clubsuit|\\diamondsuit|\\heartsuit|\\spadesuit|\\Join|\\infty)/11/g;
+ $garbage=~s/(\\hat{([^}]+)}|\\check{([^}]+)}|\\dot{([^}]+)}|\\breve{([^}]+)}|\\acute{([^}]+)}|\\ddot{([^}]+)}|\\grave{([^}]+)}|\\tilde{([^}]+)}|\\mathring{([^}]+)}|\\bar{([^}]+)}|\\vec{([^}]+)})/$1/g;
+ #remove some other LaTeX command
+ $garbage=~s|\\(\w+)\\|\\|g;
+ $garbage=~s|\\(\w+)(\s*)|$2|g;
+ $garbage=~s|\+|11|g;
+
+ &Apache::lonnet::logthis("garbage was just $garbage");
+ my $value=length($garbage);
+ return $value;
+}
+
+
+
+
1;
__END__