--- loncom/xml/londefdef.pm 2003/09/30 19:39:00 1.175
+++ loncom/xml/londefdef.pm 2004/02/19 19:57:48 1.199
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# Tags Default Definition Module
#
-# $Id: londefdef.pm,v 1.175 2003/09/30 19:39:00 sakharuk Exp $
+# $Id: londefdef.pm,v 1.199 2004/02/19 19:57:48 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;
+ $Apache::londefdef::DT_redirection=0;
+}
+
#======================= TAG SUBROUTINES =====================
#-- <output>
sub start_output {
@@ -73,11 +82,11 @@ sub end_output {
}
#-- <m> tag
sub start_m {
- my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
my $currentstring = '';
- if ($target eq 'web') {
+ my $inside = &Apache::lonxml::get_all_text_unbalanced("/m",$parser);
+ if ($target eq 'web' || $target eq 'analyze') {
$Apache::lonxml::prevent_entity_encode++;
- my $inside = &Apache::lonxml::get_all_text_unbalanced("/m",$parser);
$inside ='\\documentstyle{article}'.$inside;
&Apache::lonxml::debug("M is starting with:$inside:");
my $eval=&Apache::lonxml::get_param('eval',$parstack,$safeeval);
@@ -92,11 +101,15 @@ 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;
}
@@ -134,26 +147,13 @@ 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 +182,7 @@ sub end_html {
return $currentstring;
}
-#-- <head> tag
+#-- <head> tag (end tag optional)
sub start_head {
my ($target,$token) = @_;
my $currentstring = '';
@@ -195,14 +195,14 @@ 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 +221,15 @@ 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 +242,20 @@ 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 +264,13 @@ 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 +289,7 @@ sub end_input {
return $currentstring;
}
-#-- <textarea> tag
+#-- <textarea> tag (end tag required)
sub start_textarea {
my ($target,$token) = @_;
my $currentstring = '';
@@ -297,7 +308,7 @@ sub end_textarea {
return $currentstring;
}
-#-- <form> tag
+#-- <form> tag (end tag required)
sub start_form {
my ($target,$token) = @_;
my $currentstring = '';
@@ -316,7 +327,7 @@ sub end_form {
return $currentstring;
}
-#-- <title> tag
+#-- <title> tag (end tag required)
sub start_title {
my ($target,$token) = @_;
my $currentstring = '';
@@ -327,7 +338,7 @@ sub start_title {
}
if ($target eq 'meta') {
$currentstring='<title>';
- &start_output();
+ &start_output($target);
}
return $currentstring;
}
@@ -341,13 +352,13 @@ 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 = '';
@@ -461,7 +472,7 @@ sub end_accessrule {
return $currentstring;
}
-#-- <body> tag
+#-- <body> tag (end tag required)
sub start_body {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
@@ -470,7 +481,8 @@ sub start_body {
&Apache::lonxml::warning("<body> tag found inside of <problem> tag this can cause problems.");
return '';
}
- if (!$Apache::lonxml::registered) {
+ if (!$Apache::lonxml::registered &&
+ $ENV{'request.state'} eq 'published') {
$currentstring.='<head>'.
&Apache::lonmenu::registerurl(undef,$target).'</head>';
}
@@ -546,7 +558,7 @@ sub end_body {
return $currentstring;
}
-#-- <center> tag
+#-- <center> tag (end tag required)
sub start_center {
my ($target,$token) = @_;
my $currentstring = '';
@@ -569,7 +581,7 @@ sub end_center {
return $currentstring;
}
-#-- <b> tag
+#-- <b> tag (end tag required)
sub start_b {
my ($target,$token) = @_;
my $currentstring = '';
@@ -592,7 +604,7 @@ sub end_b {
return $currentstring;
}
-#-- <strong> tag
+#-- <strong> tag (end tag required)
sub start_strong {
my ($target,$token) = @_;
my $currentstring = '';
@@ -607,8 +619,7 @@ 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 = '}';
@@ -616,7 +627,7 @@ sub end_strong {
return $currentstring;
}
-#-- <h1> tag
+#-- <h1> tag (end tag required)
sub start_h1 {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
@@ -624,7 +635,7 @@ 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') {
@@ -637,7 +648,7 @@ sub start_h1 {
$currentstring .= $pre.'{\\'.$TeXsize.' \textbf{';
} elsif ($target eq 'meta') {
$currentstring='<subject>';
- &start_output();
+ &start_output($target);
}
return $currentstring;
}
@@ -659,7 +670,7 @@ sub end_h1 {
}
$currentstring .= '}}'.$post;
} elsif ($target eq 'meta') {
- &end_output();
+ &end_output($target);
$currentstring='</subject>';
}
return $currentstring;
@@ -880,14 +891,14 @@ 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;
}
@@ -898,12 +909,12 @@ 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 = '';
@@ -926,14 +937,14 @@ 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;
}
@@ -944,19 +955,19 @@ 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;
}
@@ -967,12 +978,12 @@ 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 = '';
@@ -995,14 +1006,14 @@ 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;
}
@@ -1013,12 +1024,12 @@ 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 = '';
@@ -1041,7 +1052,7 @@ sub end_code {
return $currentstring;
}
-#-- <em> tag
+#-- <em> tag (end tag required)
sub start_em {
my ($target,$token) = @_;
my $currentstring = '';
@@ -1064,14 +1075,14 @@ 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;
}
@@ -1082,35 +1093,56 @@ 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 = '';
@@ -1133,7 +1165,7 @@ sub end_br {
return $currentstring;
}
-#-- <big> tag
+#-- <big> tag (end tag required)
sub start_big {
my ($target,$token) = @_;
my $currentstring = '';
@@ -1156,7 +1188,7 @@ sub end_big {
return $currentstring;
}
-#-- <small> tag
+#-- <small> tag (end tag required)
sub start_small {
my ($target,$token) = @_;
my $currentstring = '';
@@ -1179,7 +1211,7 @@ sub end_small {
return $currentstring;
}
-#-- <basefont> tag
+#-- <basefont> tag (end tag forbidden)
sub start_basefont {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
my $currentstring = '';
@@ -1208,7 +1240,7 @@ sub end_basefont {
return $currentstring;
}
-#-- <font> tag
+#-- <font> tag (end tag required)
sub start_font {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
my $currentstring = '';
@@ -1246,7 +1278,7 @@ sub end_font {
return $currentstring;
}
-#-- <strike> tag
+#-- <strike> tag (end tag required)
sub start_strike {
my ($target,$token) = @_;
my $currentstring = '';
@@ -1272,7 +1304,7 @@ sub end_strike {
return $currentstring;
}
-#-- <s> tag
+#-- <s> tag (end tag required)
sub start_s {
my ($target,$token) = @_;
my $currentstring = '';
@@ -1298,14 +1330,14 @@ 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 .= "\$_{";
}
return $currentstring;
}
@@ -1316,19 +1348,19 @@ sub end_sub {
if ($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 .= "\$^{";
}
return $currentstring;
}
@@ -1339,12 +1371,12 @@ sub end_sup {
if ($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 = '';
@@ -1384,7 +1416,7 @@ sub end_hr {
return $currentstring;
}
-#-- <div> tag
+#-- <div> tag (end tag required)
sub start_div {
my ($target,$token) = @_;
my $currentstring = '';
@@ -1403,7 +1435,7 @@ sub end_div {
return $currentstring;
}
-#-- <a> tag
+#-- <a> tag (end tag required)
sub start_a {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
@@ -1433,7 +1465,7 @@ sub end_a {
return $currentstring;
}
-#-- <li> tag
+#-- <li> tag (end tag optional)
sub start_li {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
@@ -1463,7 +1495,7 @@ sub end_li {
return $currentstring;
}
-#-- <u> tag
+#-- <u> tag (end tag required)
sub start_u {
my ($target,$token) = @_;
my $currentstring = '';
@@ -1489,7 +1521,7 @@ sub end_u {
return $currentstring;
}
-#-- <ul> tag
+#-- <ul> tag (end tag required)
sub start_ul {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
@@ -1532,7 +1564,7 @@ sub end_ul {
return $currentstring;
}
-#-- <menu> tag
+#-- <menu> tag (end tag required)
sub start_menu {
my ($target,$token) = @_;
my $currentstring = '';
@@ -1555,7 +1587,7 @@ sub end_menu {
return $currentstring;
}
-#-- <dir> tag
+#-- <dir> tag (end tag required)
sub start_dir {
my ($target,$token) = @_;
my $currentstring = '';
@@ -1578,7 +1610,7 @@ sub end_dir {
return $currentstring;
}
-#-- <ol> tag
+#-- <ol> tag (end tag required)
sub start_ol {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
@@ -1631,7 +1663,7 @@ sub end_ol {
return $currentstring;
}
-#-- <dl> tag
+#-- <dl> tag (end tag required)
sub start_dl {
my ($target,$token) = @_;
my $currentstring = '';
@@ -1709,7 +1741,7 @@ sub item_cleanup {
return $item;
}
-#-- <dd> tag
+#-- <dd> tag (end tag optional)
sub start_dd {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
@@ -1739,7 +1771,7 @@ sub end_dd {
return $currentstring;
}
-#-- <table> tag
+#-- <table> tag (end tag required)
sub start_table {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $textwidth='';
@@ -1977,14 +2009,11 @@ sub end_td_tex {
$newdata=~s/\\vskip \d*\.?\d*\s*mm/THISISJUSTTEMPORARYSEPARATOR/g;
my @newdata=split(/THISISJUSTTEMPORARYSEPARATOR/,$newdata);
foreach my $elementdata (@newdata) {
- $elementdata=~s/^\s+(\S.*)/$1/;
- $elementdata=~s/(.*\S)\s+$/$1/;
- $elementdata=~s/(\s)+/$1/;
- my $lengthnewdata=1.8*length($elementdata);
+ my $lengthnewdata=1.8*LATEX_length($elementdata);
if ($lengthnewdata>$current_length) {$current_length=$lengthnewdata;}
}
} else {
- $current_length=1.8*length($data);
+ $current_length=1.8*LATEX_length($data);
}
$Apache::londefdef::table[-1]{'length'} .= $current_length.',';
$Apache::londefdef::table[-1]{'TeXlength'} .= '0,';
@@ -2065,15 +2094,18 @@ 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 ($ENV{'browser.imagesuppress'} ne 'on') {
@@ -2089,38 +2121,11 @@ sub start_img {
}
} elsif ($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;
@@ -2140,12 +2145,8 @@ 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 {
@@ -2162,6 +2163,45 @@ 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 $constructtag=&Apache::edit::get_new_args($token,$parstack,
+ $safeeval,'src','alt',
+ 'TeXwidth','TeXheight',
+ 'width','height');
+ $src=$token->[2]{'src'};
+ if (!$token->[2]{'width'} && !$token->[2]{'height'}) {
+ $src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src);
+ &image_replication($src);
+ if (-e $src) {
+ my $image = Image::Magick->new;
+ my ($width, $height, $size, $format) = $image->Ping($src);
+ if ($width && $height) {
+ $token->[2]{'width'} =$width;
+ $token->[2]{'height'}=$height;
+ $constructtag=1;
+ }
+ }
+ }
+ if ($constructtag) {$currentstring=&Apache::edit::rebuild_tag($token);}
}
return $currentstring;
}
@@ -2177,7 +2217,7 @@ sub end_img {
return $currentstring;
}
-#-- <applet> tag
+#-- <applet> tag (end tag required)
sub start_applet {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
@@ -2202,11 +2242,16 @@ sub start_applet {
$currentstring='[APPLET: '.$alttag.']';
}
} elsif ($target eq 'tex') {
- my $code=&Apache::lonxml::get_param('code',$parstack,$safeeval,
- undef,1);
- if ($code=~/TrueFalse\.class/) {
- $currentstring.='\begin{center} $\bigcirc$ True \hskip 10 mm $\bigcirc$ False\end{center}';
+ 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;
}
@@ -2221,7 +2266,7 @@ sub end_applet {
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);
@@ -2253,7 +2298,7 @@ sub end_embed {
return $currentstring;
}
-#-- <param> tag
+#-- <param> tag (end tag forbidden)
sub start_param {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
if (&Apache::lonxml::get_param
@@ -2308,12 +2353,14 @@ sub end_allow {
return '';
}
-#-- Frames
+#-- Frames (end tag required)
+#-- <frameset>
sub start_frameset {
my ($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>';
}
@@ -2353,7 +2400,7 @@ sub end_frameset {
return $currentstring;
}
-#-- <xmp>
+#-- <xmp> (end tag required)
sub start_xmp {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
@@ -2376,7 +2423,7 @@ sub end_xmp {
return $currentstring;
}
-#-- <pre>
+#-- <pre> (end tag required)
sub start_pre {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
@@ -2459,7 +2506,7 @@ sub end_blankspace {
return $currentstring;
}
-#-- <abbr> tag
+#-- <abbr> tag (end tag required)
sub start_abbr {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2478,7 +2525,7 @@ sub end_abbr {
return $currentstring;
}
-#-- <acronym> tag
+#-- <acronym> tag (end tag required)
sub start_acronym {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2497,7 +2544,7 @@ sub end_acronym {
return $currentstring;
}
-#-- <area> tag
+#-- <area> tag (end tag forbidden)
sub start_area {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2516,7 +2563,7 @@ sub end_area {
return $currentstring;
}
-#-- <base> tag
+#-- <base> tag (end tag forbidden)
sub start_base {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2535,7 +2582,7 @@ sub end_base {
return $currentstring;
}
-#-- <bdo> tag
+#-- <bdo> tag (end tag required)
sub start_bdo {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2554,7 +2601,7 @@ sub end_bdo {
return $currentstring;
}
-#-- <bgsound> tag
+#-- <bgsound> tag (end tag optional)
sub start_bgsound {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2573,7 +2620,7 @@ sub end_bgsound {
return $currentstring;
}
-#-- <blink> tag
+#-- <blink> tag (end tag required)
sub start_blink {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2592,7 +2639,7 @@ sub end_blink {
return $currentstring;
}
-#-- <blockquote> tag
+#-- <blockquote> tag (end tag required)
sub start_blockquote {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2611,7 +2658,7 @@ sub end_blockquote {
return $currentstring;
}
-#-- <button> tag
+#-- <button> tag (end tag required)
sub start_button {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2630,7 +2677,7 @@ sub end_button {
return $currentstring;
}
-#-- <caption> tag
+#-- <caption> tag (end tag required)
sub start_caption {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2649,7 +2696,7 @@ sub end_caption {
return $currentstring;
}
-#-- <col> tag
+#-- <col> tag (end tag forbdden)
sub start_col {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2668,7 +2715,7 @@ sub end_col {
return $currentstring;
}
-#-- <colgroup> tag
+#-- <colgroup> tag (end tag optional)
sub start_colgroup {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2687,7 +2734,7 @@ sub end_colgroup {
return $currentstring;
}
-#-- <del> tag
+#-- <del> tag (end tag required)
sub start_del {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2706,7 +2753,7 @@ sub end_del {
return $currentstring;
}
-#-- <fieldset> tag
+#-- <fieldset> tag (end tag required)
sub start_fieldset {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2725,7 +2772,7 @@ sub end_fieldset {
return $currentstring;
}
-#-- <frame> tag
+#-- <frame> tag (end tag forbidden)
sub start_frame {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2744,7 +2791,7 @@ sub end_frame {
return $currentstring;
}
-#-- <iframe> tag
+#-- <iframe> tag (end tag required)
sub start_iframe {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2763,7 +2810,7 @@ sub end_iframe {
return $currentstring;
}
-#-- <ins> tag
+#-- <ins> tag (end tag required)
sub start_ins {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2782,7 +2829,7 @@ sub end_ins {
return $currentstring;
}
-#-- <isindex> tag
+#-- <isindex> tag (end tag forbidden)
sub start_isindex {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2801,7 +2848,7 @@ sub end_isindex {
return $currentstring;
}
-#-- <keygen> tag
+#-- <keygen> tag (end tag forbidden)
sub start_keygen {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2839,7 +2886,7 @@ sub end_label {
return $currentstring;
}
-#-- <layer> tag
+#-- <layer> tag (end tag required)
sub start_layer {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2858,7 +2905,7 @@ sub end_layer {
return $currentstring;
}
-#-- <legend> tag
+#-- <legend> tag (end tag required)
sub start_legend {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2877,7 +2924,7 @@ sub end_legend {
return $currentstring;
}
-#-- <link> tag
+#-- <link> tag (end tag forbidden)
sub start_link {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2896,7 +2943,7 @@ sub end_link {
return $currentstring;
}
-#-- <marquee> tag
+#-- <marquee> tag (end tag optional)
sub start_marquee {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2915,8 +2962,8 @@ 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') {
@@ -2925,7 +2972,7 @@ sub start_malticol {
return $currentstring;
}
-sub end_malticol {
+sub end_multicol {
my ($target,$token) = @_;
my $currentstring = '';
if ($target eq 'web') {
@@ -2934,13 +2981,15 @@ 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;
}
@@ -2949,11 +2998,13 @@ 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 = '';
@@ -2972,7 +3023,7 @@ sub end_noembed {
return $currentstring;
}
-#-- <noframes> tag
+#-- <noframes> tag (end tag required)
sub start_noframes {
my ($target,$token) = @_;
my $currentstring = '';
@@ -2991,7 +3042,7 @@ sub end_noframes {
return $currentstring;
}
-#-- <nolayer> tag
+#-- <nolayer> tag (end tag required)
sub start_nolayer {
my ($target,$token) = @_;
my $currentstring = '';
@@ -3010,7 +3061,7 @@ sub end_nolayer {
return $currentstring;
}
-#-- <noscript> tag
+#-- <noscript> tag (end tag required)
sub start_noscript {
my ($target,$token) = @_;
my $currentstring = '';
@@ -3029,7 +3080,7 @@ sub end_noscript {
return $currentstring;
}
-#-- <object> tag
+#-- <object> tag (end tag required)
sub start_object {
my ($target,$token) = @_;
my $currentstring = '';
@@ -3048,7 +3099,7 @@ sub end_object {
return $currentstring;
}
-#-- <optgroup> tag
+#-- <optgroup> tag (end tag required)
sub start_optgroup {
my ($target,$token) = @_;
my $currentstring = '';
@@ -3067,13 +3118,15 @@ 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;
}
@@ -3082,7 +3135,9 @@ sub end_samp {
my $currentstring = '';
if ($target eq 'web') {
$currentstring = $token->[2];
- }
+ } elsif ($target eq 'tex') {
+ $currentstring='}';
+ }
return $currentstring;
}
@@ -3105,7 +3160,7 @@ sub end_server {
return $currentstring;
}
-#-- <spacer> tag
+#-- <spacer> tag (end tag forbidden)
sub start_spacer {
my ($target,$token) = @_;
my $currentstring = '';
@@ -3124,7 +3179,7 @@ sub end_spacer {
return $currentstring;
}
-#-- <span> tag
+#-- <span> tag (end tag required)
sub start_span {
my ($target,$token) = @_;
my $currentstring = '';
@@ -3143,7 +3198,7 @@ sub end_span {
return $currentstring;
}
-#-- <tbody> tag
+#-- <tbody> tag (end tag optional)
sub start_tbody {
my ($target,$token) = @_;
my $currentstring = '';
@@ -3263,22 +3318,71 @@ 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';}
@@ -3297,5 +3401,26 @@ sub recalc {
return $value.' mm';
}
+sub LATEX_length {
+ my $garbage=shift;
+ $garbage=~s/^\s+(\S.*)/$1/;
+ $garbage=~s/(.*\S)\s+$/$1/;
+ $garbage=~s/(\s)+/$1/;
+ $garbage=~s/(\\begin{([^\}]+)}|\\end{([^\}]+)})//g;
+ $garbage=~s/(\$\_\{|\$\_|\$\^{|\$\^|\}\$|\$)//g;
+ $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)/1/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)/ /g;
+ $garbage=~s/(\\hat{([^}]+)}|\\check{([^}]+)}|\\dot{([^}]+)}|\\breve{([^}]+)}|\\acute{([^}]+)}|\\ddot{([^}]+)}|\\grave{([^}]+)}|\\tilde{([^}]+)}|\\mathring{([^}]+)}|\\bar{([^}]+)}|\\vec{([^}]+)})/$1/g;
+ my $value=length($garbage);
+ return $value;
+}
+
+
+
+
1;
__END__