version 1.452, 2014/06/17 23:22:17
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version 1.467, 2023/03/15 16:47:59
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Line 92 sub start_m {
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Line 92 sub start_m {
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my $inside = &Apache::lonxml::get_all_text_unbalanced("/m",$parser); |
my $inside = &Apache::lonxml::get_all_text_unbalanced("/m",$parser); |
if ($target eq 'web' || $target eq 'analyze') { |
if ($target eq 'web' || $target eq 'analyze') { |
&Apache::lonxml::debug("M is starting with:$inside:"); |
&Apache::lonxml::debug("M is starting with:$inside:"); |
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if (!($inside =~ /^\s*\$.*\$\s*$/ || $inside =~ /^\s*\\[([].*\\[)\]]\s*$/)) { |
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# Non-math LaTeX will not be rendered correctly with MathJax |
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# and it should be avoided anyway. |
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# On top of that, MathJax will render math without $, but |
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# it will fail with tth. This is worth a warning. |
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# (even though some people might just use latex for printing) |
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&Apache::lonxml::warning(&mt('Missing $ in [_1].','<m>')); |
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} elsif (($env{'browser.type'} eq 'safari') && ($env{'form.editxmltext'}) && |
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(($env{'form.problemmode'} eq 'view') || ($env{'form.problemmode'} eq 'discard'))) { |
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my $delimiter; |
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if ($inside =~ /\$$/) { |
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$delimiter = '$'; |
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} elsif ($inside =~ /\\([)\]])$/) { |
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$delimiter = $1; |
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} |
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if ($delimiter) { |
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&Apache::lonxml::warning(&mt('Insert a space between [_1] and [_2].', |
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$delimiter,'</m>')); |
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} |
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} |
my $eval=&Apache::lonxml::get_param('eval',$parstack,$safeeval); |
my $eval=&Apache::lonxml::get_param('eval',$parstack,$safeeval); |
if ($eval eq 'on') { |
if ($eval eq 'on') { |
$inside=&Apache::run::evaluate($inside,$safeeval,$$parstack[-1]); |
$inside=&Apache::run::evaluate($inside,$safeeval,$$parstack[-1]); |
Line 347 sub start_title {
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Line 367 sub start_title {
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$Apache::londefdef::title = |
$Apache::londefdef::title = |
&Apache::lonxml::get_all_text('/title',$parser,$style); |
&Apache::lonxml::get_all_text('/title',$parser,$style); |
} elsif ($target eq 'tex') { |
} elsif ($target eq 'tex') { |
$currentstring .= '\keephidden{Title of the document: ' |
$currentstring .= '\keephidden{Title of the document: '; |
} |
} |
if ($target eq 'meta') { |
if ($target eq 'meta') { |
$currentstring='<title>'; |
$currentstring='<title>'; |
Line 638 sub edit_controls {
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Line 658 sub edit_controls {
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} |
} |
$result .= ' |
$result .= ' |
<div><input type="submit" name="editmode" accesskey="e" value="'.&mt('Edit').'" />'; |
<div><input type="submit" name="editmode" accesskey="e" value="'.&mt('Edit').'" />'; |
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if ($env{'browser.type'} ne 'explorer' || $env{'browser.version'} > 9) { |
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my $uri = $env{'request.uri'}; |
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my $daxeurl = '/daxepage'.$uri; |
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$result .= '<input type="button" value="'.&mt('Edit with Daxe').'" '. |
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'onclick="window.open(\''.$daxeurl.'\',\'_blank\');" />'; |
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} |
if (($env{'request.course.id'}) && ($env{'form.forceedit'})) { |
if (($env{'request.course.id'}) && ($env{'form.forceedit'})) { |
my $url=&Apache::lonnet::hreflocation('',$env{'request.filename'}); |
my $url=&Apache::lonnet::hreflocation('',$env{'request.filename'}); |
if ($url =~ /\.html?$/i) { |
if ($url =~ /\.html?$/i) { |
Line 812 sub end_h1 {
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Line 838 sub end_h1 {
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$currentstring .= $token->[2]; |
$currentstring .= $token->[2]; |
} elsif ($target eq 'tex') { |
} elsif ($target eq 'tex') { |
my $post='\vskip 0 mm '; |
my $post='\vskip 0 mm '; |
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') { |
if ($align eq 'center') { |
$post='\end{center}'; |
$post='\end{center}'; |
} elsif ($align eq 'left') { |
} elsif ($align eq 'left') { |
Line 1291 sub start_p {
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Line 1317 sub start_p {
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$currentstring .= &end_p(); # close off prior para if in progress. |
$currentstring .= &end_p(); # close off prior para if in progress. |
my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1); |
my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1); |
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if (!defined $align) { |
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# check inline CSS |
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$align = &get_css_property('text-align',$parstack,$safeeval); |
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} |
if ($align eq 'center') { |
if ($align eq 'center') { |
$currentstring .='\begin{center}\par '; |
$currentstring .='\begin{center}\par '; |
$closing_string = '\end{center}'; |
$closing_string = '\end{center}'; |
Line 1298 sub start_p {
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Line 1328 sub start_p {
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$currentstring = ¢er_correction().$currentstring; |
$currentstring = ¢er_correction().$currentstring; |
} |
} |
} elsif ($align eq 'right') { |
} elsif ($align eq 'right') { |
$currentstring.="\n".'{\flushright '; |
$currentstring.="\n".'\begin{flushright}'; |
# $currentstring.='\makebox['.$env{'form.textwidth'}.']{\hfill\llap{'; |
# $currentstring.='\makebox['.$env{'form.textwidth'}.']{\hfill\llap{'; |
$closing_string= "}\n"; |
$closing_string= '\end{flushright}'."\n"; |
} elsif ($align eq 'left') { |
} elsif ($align eq 'left') { |
$currentstring.= "\n".'{\flushleft '; |
$currentstring.= "\n".'\begin{flushleft}'; |
# $currentstring.='\noindent\makebox['.$env{'form.textwidth'}.']{{'; |
# $currentstring.='\noindent\makebox['.$env{'form.textwidth'}.']{{'; |
$closing_string = "}\n"; |
$closing_string = '\end{flushleft}'."\n"; |
} else { |
} else { |
$currentstring.='\par '; |
$currentstring.='\par '; |
if (&is_inside_of($tagstack, 'table')) { |
if (&is_inside_of($tagstack, 'table')) { |
Line 1735 sub start_a {
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Line 1765 sub start_a {
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} elsif ($env{'request.course.id'}) { |
} elsif ($env{'request.course.id'}) { |
my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; |
my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; |
my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; |
my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; |
if ($linkurl =~ m{^([^/]|/uploaded/$cdom/$cnum/docs/)}) { |
if ($linkurl =~ m{^([^/]|/uploaded/$cdom/$cnum/(docs|supplemental)/)}) { |
my $cleanhref = &clean_docs_httpref($linkurl,$url,$cdom,$cnum); |
my $cleanhref = &clean_docs_httpref($linkurl,$url,$cdom,$cnum); |
if ($cleanhref) { |
if ($cleanhref) { |
&Apache::lonxml::extlink($cleanhref); |
&Apache::lonxml::extlink($cleanhref); |
Line 2063 sub end_dt {
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Line 2093 sub end_dt {
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sub item_cleanup { |
sub item_cleanup { |
my $item=&Apache::lonxml::endredirection(); |
my $item=&Apache::lonxml::endredirection(); |
$item=~s/\\begin{center}//g; |
$item=~s/\\begin\{center}//g; |
$item=~s/\\end{center}//g; |
$item=~s/\\end\{center}//g; |
return $item; |
return $item; |
} |
} |
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Line 2753 sub start_img {
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Line 2783 sub start_img {
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my $inside = &Apache::lonxml::get_all_text("/img",$parser,$style); |
my $inside = &Apache::lonxml::get_all_text("/img",$parser,$style); |
return ''; |
return ''; |
} |
} |
&Apache::lonxml::extlink($src); |
unless ($src =~ m{^data\:image/gif;base64,}) { |
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&Apache::lonxml::extlink($src); |
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} |
my $currentstring = ''; |
my $currentstring = ''; |
my $scaling = .3; |
my $scaling = .3; |
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Line 2763 sub start_img {
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Line 2795 sub start_img {
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my $enc = ('yes' eq |
my $enc = ('yes' eq |
lc(&Apache::lonxml::get_param('encrypturl',$parstack, |
lc(&Apache::lonxml::get_param('encrypturl',$parstack, |
$safeeval))); |
$safeeval))); |
$currentstring.=&Apache::lonenc::encrypt_ref($token,{'src'=>$src}, |
unless ($src =~ m{^data\:image/gif;base64,}) { |
$enc); |
$currentstring.=&Apache::lonenc::encrypt_ref($token,{'src'=>$src}, |
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$enc); |
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} |
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# and render unto TeX that which is LaTeX |
# and render unto TeX that which is LaTeX |
} elsif ($target eq 'tex') { |
} elsif ($target eq 'tex') { |
Line 2807 sub start_img {
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Line 2841 sub start_img {
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# &Apache::lonxml::debug("LaTeX rendering = $latex_rendering image file: $src"); |
# &Apache::lonxml::debug("LaTeX rendering = $latex_rendering image file: $src"); |
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#if original bmp/gif/jpg/png file exist do following: |
#if original bmp/gif/jpg/png/svg file exist do following: |
my $origsrc=$src; |
my $origsrc=$src; |
my ($path,$file) = &get_eps_image($src); |
my ($path,$file) = &get_eps_image($src); |
# &Apache::lonnet::logthis("Image source: $src result: $path $file"); |
# &Apache::lonnet::logthis("Image source: $src result: $path $file"); |
Line 2854 sub start_img {
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Line 2888 sub start_img {
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my $only = join(',',&Apache::loncommon::filecategorytypes('Pictures')); |
my $only = join(',',&Apache::loncommon::filecategorytypes('Pictures')); |
$currentstring .=&Apache::edit::tag_start($target,$token); |
$currentstring .=&Apache::edit::tag_start($target,$token); |
$currentstring .=&Apache::edit::text_arg('Image Url:','src',$token,70). |
$currentstring .=&Apache::edit::text_arg('Image Url:','src',$token,70). |
&Apache::edit::browse('src',undef,'alt',$only).' '. |
&Apache::edit::browse_or_search('src',undef,'alt',$only,undef,1). |
&Apache::edit::search('src',undef,'alt').'<br />'; |
'<br />'; |
$currentstring .=&Apache::edit::text_arg('Description:','alt',$token,70).'<br />'; |
$currentstring .=&Apache::edit::text_arg('Description:','alt',$token,70).'<br />'; |
$currentstring .=&Apache::edit::text_arg('width (pixel):','width',$token,5); |
$currentstring .=&Apache::edit::text_arg('width (pixel):','width',$token,5); |
$currentstring .=&Apache::edit::text_arg('height (pixel):','height',$token,5).'<br />'; |
$currentstring .=&Apache::edit::text_arg('height (pixel):','height',$token,5).'<br />'; |
Line 2877 sub start_img {
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Line 2911 sub start_img {
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my $src= &Apache::lonxml::get_param('src',$parstack,$safeeval); |
my $src= &Apache::lonxml::get_param('src',$parstack,$safeeval); |
my $width= &Apache::lonxml::get_param('width',$parstack,$safeeval); |
my $width= &Apache::lonxml::get_param('width',$parstack,$safeeval); |
my $height= &Apache::lonxml::get_param('height',$parstack,$safeeval); |
my $height= &Apache::lonxml::get_param('height',$parstack,$safeeval); |
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my $element = &Apache::edit::get_element('src'); |
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my $text; |
if ($token->[2]{'src'}=~/\$/) { |
if ($token->[2]{'src'}=~/\$/) { |
$currentstring.=&mt('Variable image source'); |
$text = &mt('Variable image source'); |
} elsif ($token->[2]{'src'}=~/\S/) { |
} elsif ($token->[2]{'src'}=~/\S/) { |
$currentstring .= '<img src="'.$src.'" alt="'.$alt.'" '; |
$currentstring .= '<img src="'.$src.'" alt="'.$alt.'" '; |
if ($width) { $currentstring.=' width="'.$width.'" '; } |
if ($width) { $currentstring.=' width="'.$width.'" '; } |
if ($height) { $currentstring.=' height="'.$height.'" '; } |
if ($height) { $currentstring.=' height="'.$height.'" '; } |
$currentstring .= ' />'; |
$currentstring .= ' id="previewimg_'.$element.'" />'; |
} else { |
} else { |
$currentstring.=&mt("No image source specified"); |
$text = &mt("No image source specified"); |
} |
} |
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$currentstring .= ' <span id="showimg_'.$element.'">'.$text.'</span>'; |
} elsif ($target eq 'modified') { |
} elsif ($target eq 'modified') { |
my ($osrc,$owidth,$oheight)= |
my ($osrc,$owidth,$oheight)= |
($token->[2]{'src'},$token->[2]{'width'},$token->[2]{'height'}); |
($token->[2]{'src'},$token->[2]{'width'},$token->[2]{'height'}); |
Line 3446 sub start_caption {
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Line 3482 sub start_caption {
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my $currentstring = ''; |
my $currentstring = ''; |
if ($target eq 'web' || $target eq 'webgrade') { |
if ($target eq 'web' || $target eq 'webgrade') { |
$currentstring = $token->[4]; |
$currentstring = $token->[4]; |
} |
} |
return $currentstring; |
return $currentstring; |
} |
} |
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Line 3454 sub end_caption {
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Line 3490 sub end_caption {
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my ($target,$token) = @_; |
my ($target,$token) = @_; |
my $currentstring = ''; |
my $currentstring = ''; |
if ($target eq 'web' || $target eq 'webgrade') { |
if ($target eq 'web' || $target eq 'webgrade') { |
$currentstring = $token->[2]; |
$currentstring = $token->[2]; |
} |
} |
return $currentstring; |
return $currentstring; |
} |
} |
Line 4033 sub end_spacer {
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Line 4069 sub end_spacer {
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return $currentstring; |
return $currentstring; |
} |
} |
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my @span_end_stack; # for span tex target |
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#-- <span> tag (end tag required) |
#-- <span> tag (end tag required) |
sub start_span { |
sub start_span { |
my ($target,$token) = @_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
my $currentstring = ''; |
my $currentstring = ''; |
if ($target eq 'web' || $target eq 'webgrade') { |
if ($target eq 'web' || $target eq 'webgrade') { |
$currentstring = $token->[4]; |
$currentstring = $token->[4]; |
} |
} elsif ($target eq 'tex') { |
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my $endstring = ''; |
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my $family = &get_css_property('font-family',$parstack,$safeeval); |
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if ($family eq 'monospace') { |
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$currentstring .= '\texttt{'; |
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$endstring .= '}'; |
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} |
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my $weight = &get_css_property('font-weight',$parstack,$safeeval); |
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if ($weight eq 'bold') { |
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$currentstring .= '\textbf{'; |
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$endstring .= '}'; |
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} |
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my $style = &get_css_property('font-style',$parstack,$safeeval); |
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if ($style eq 'italic') { |
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$currentstring .= '\textit{'; |
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$endstring .= '}'; |
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} |
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push(@span_end_stack, $endstring); |
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} |
return $currentstring; |
return $currentstring; |
} |
} |
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Line 4048 sub end_span {
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Line 4104 sub end_span {
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my $currentstring = ''; |
my $currentstring = ''; |
if ($target eq 'web' || $target eq 'webgrade') { |
if ($target eq 'web' || $target eq 'webgrade') { |
$currentstring = $token->[2]; |
$currentstring = $token->[2]; |
} |
} elsif ($target eq 'tex') { |
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my $endstring = pop @span_end_stack; |
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$currentstring .= $endstring; |
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} |
return $currentstring; |
return $currentstring; |
} |
} |
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Line 4321 sub get_eps_image {
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Line 4380 sub get_eps_image {
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&Apache::lonnet::repcopy($orig_src); # Failure is not completely fatal. |
&Apache::lonnet::repcopy($orig_src); # Failure is not completely fatal. |
} |
} |
&Apache::lonxml::debug("get_eps_image: Original image: $orig_src"); |
&Apache::lonxml::debug("get_eps_image: Original image: $orig_src"); |
my ($spath, $sname, $sext) = &fileparse($src, qr/\.(bmp|gif|png|jpg|jpeg)/i); |
my ($spath, $sname, $sext) = &fileparse($src, qr/\.(bmp|gif|png|jpg|jpeg|svg)/i); |
$src=~s/\.(bmp|gif|png|jpg|jpeg)$/\.eps/i; |
$src=~s/\.(bmp|gif|png|jpg|jpeg|svg)$/\.eps/i; |
$src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src); |
$src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src); |
&Apache::lonxml::debug("Filelocation gives: $src"); |
&Apache::lonxml::debug("Filelocation gives: $src"); |
if (! -e $src) { |
if (! -e $src) { |
Line 4436 sub LATEX_length {
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Line 4495 sub LATEX_length {
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$garbage=~s/^\s+(\S.*)/$1/;#space before |
$garbage=~s/^\s+(\S.*)/$1/;#space before |
$garbage=~s/(.*\S)\s+$/$1/;#space after |
$garbage=~s/(.*\S)\s+$/$1/;#space after |
$garbage=~s/(\s)+/$1/;#only one space |
$garbage=~s/(\s)+/$1/;#only one space |
$garbage=~s/(\\begin{([^\}]+)}|\\end{([^\}]+)})//g;#remove LaTeX \begin{...} and \end{...} |
$garbage=~s/(\\begin\{([^\}]+)}|\\end\{([^\}]+)})//g;#remove LaTeX \begin{...} and \end{...} |
$garbage=~s/(\$\_\{|\$\_|\$\^{|\$\^|\}\$)//g;#remove $_{,$_,$^{,$^,}$ |
$garbage=~s/(\$\_\{|\$\_|\$\^\{|\$\^|\}\$)//g;#remove $_{,$_,$^{,$^,}$ |
$garbage=~s/([^\\])\$/$1/g;#$ |
$garbage=~s/([^\\])\$/$1/g;#$ |
$garbage=~s/(\\ensuremath\{\_\{|\\ensuremath\{\_|\\ensuremath\{\^{|\\ensuremath\{\^|\})//g;#remove \ensuremath{...} |
$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/(\\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/(\\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/(\\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/(\\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/(\\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/(\\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; |
$garbage=~s/(\\hat\{([^}]+)}|\\check\{([^}]+)}|\\dot\{([^}]+)}|\\breve\{([^}]+)}|\\acute\{([^}]+)}|\\ddot\{([^}]+)}|\\grave\{([^}]+)}|\\tilde\{([^}]+)}|\\mathring\{([^}]+)}|\\bar\{([^}]+)}|\\vec\{([^}]+)})/$1/g; |
#remove some other LaTeX command |
#remove some other LaTeX command |
$garbage=~s|\\(\w+)\\|\\|g; |
$garbage=~s|\\(\w+)\\|\\|g; |
$garbage=~s|\\(\w+)(\s*)|$2|g; |
$garbage=~s|\\(\w+)(\s*)|$2|g; |
Line 4548 sub latex_header {
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Line 4607 sub latex_header {
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($mode eq 'batchmode')) {$currentstring .='\batchmode';} |
($mode eq 'batchmode')) {$currentstring .='\batchmode';} |
$currentstring .= '\newcommand{\keephidden}[1]{}'. |
$currentstring .= '\newcommand{\keephidden}[1]{}'. |
'\renewcommand{\deg}{$^{\circ}$}'. |
'\renewcommand{\deg}{$^{\circ}$}'. |
'\usepackage{multirow}'. |
'\usepackage{multirow}'."\n". |
'\usepackage{longtable}'. |
'\usepackage{longtable}'."\n". |
'\usepackage{textcomp}'. |
'\usepackage{textcomp}'."\n". |
'\usepackage{makeidx}'. |
'\usepackage{makeidx}'."\n". |
'\usepackage[dvips]{graphicx}'. |
'\usepackage[dvips]{graphicx}'."\n". |
'\usepackage{wrapfig}'. |
'\usepackage{wrapfig}'."\n". |
'\usepackage{picins}'. |
'\usepackage{picins}'."\n". |
'\usepackage[T1]{fontenc}'."\n". |
'\usepackage[T1]{fontenc}'."\n". |
'\usepackage{lmodern}'."\n". |
'\usepackage{lmodern}'."\n". |
'\usepackage[postscript]{ucs}'."\n". |
'\usepackage[postscript]{ucs}'."\n". |
'\usepackage[utf8x]{inputenc}'."\n". |
'\usepackage[utf8x]{inputenc}'."\n". |
'\usepackage{pifont}' ."\n". |
'\usepackage{pifont}'."\n". |
'\usepackage{latexsym}'."\n". |
'\usepackage{latexsym}'."\n". |
'\usepackage{epsfig}'. |
'\usepackage{epsfig}'."\n". |
"\\usepackage{xtab}\n". |
'\usepackage{xtab}'."\n". |
"\\usepackage{tabularx}\n". |
'\usepackage{tabularx}'."\n". |
"\\usepackage{booktabs}\n". |
'\usepackage{booktabs}'."\n". |
"\\usepackage{array}\n". |
'\usepackage{array}'."\n". |
"\\usepackage{colortbl}\n". |
'\usepackage{colortbl}'."\n". |
"\\usepackage{xcolor}\n". |
'\usepackage{xcolor}'."\n". |
'\usepackage{calc}'. |
'\usepackage{calc}'."\n". |
'\usepackage{amsmath}'. |
'\usepackage{amsmath}'."\n". |
'\usepackage{soul}'. |
'\usepackage{soul}'."\n". |
'\usepackage{amssymb}'. |
'\usepackage{amssymb}'."\n". |
'\usepackage{amsfonts}'. |
'\usepackage{amsfonts}'."\n". |
'\usepackage{amsthm}'. |
'\usepackage{amsthm}'."\n". |
'\usepackage{amscd}' |
'\usepackage{amscd}'."\n". |
.'\usepackage{picins}\usepackage{calc}'."\n". # From lonprintout.pm |
'\usepackage{actuarialangle}'."\n"; |
'\usepackage[T1]{fontenc}'."\n". |
|
'\usepackage{lmodern}'."\n". |
|
'\usepackage[postscript]{ucs}'."\n". |
|
'\usepackage[utf8x]{inputenc}'."\n". |
|
'\usepackage{pifont}' . "\n"; |
|
|
|
if($env{'form.pdfFormFields'} eq 'yes') { |
if($env{'form.pdfFormFields'} eq 'yes') { |
$currentstring .= '\usepackage{hyperref}'. |
$currentstring .= '\usepackage{hyperref}'. |
'\usepackage{eforms}'. |
'\usepackage{eforms}'. |
Line 4608 sub clean_docs_httpref {
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Line 4661 sub clean_docs_httpref {
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$cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; |
$cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; |
} |
} |
my $cleanhref; |
my $cleanhref; |
if ($docuri =~ m{^(\Q/uploaded/$cdom/$cnum/docs/\E)(.+/)[^/]+$}) { |
if ($docuri =~ m{^(\Q/uploaded/$cdom/$cnum/\E(?:docs|supplemental)/)(.+/)[^/]+$}) { |
my $prefix = $1; |
my $prefix = $1; |
my $relpath = $2; |
my $relpath = $2; |
my ($hrefpath,$fname); |
my ($hrefpath,$fname); |
Line 4652 sub clean_docs_httpref {
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Line 4705 sub clean_docs_httpref {
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return $cleanhref; |
return $cleanhref; |
} |
} |
|
|
|
# This is retrieving a CSS property from the style attribute of the current element. |
|
# It is not checking <style> elements or linked stylesheets yet. |
|
sub get_css_property { |
|
my ($property,$parstack,$safeeval) = @_; |
|
my $style=&Apache::lonxml::get_param('style',$parstack,$safeeval,undef,1); |
|
my @style_components=split(/;/,$style); |
|
foreach my $css_pair (@style_components) { |
|
my ($name, $value) = split(/:/, $css_pair); |
|
$name =~ s/^\s+|\s+$//g; |
|
$value =~ s/^\s+|\s+$//g; |
|
if ($name eq $property) { |
|
return $value; |
|
} |
|
} |
|
return undef; |
|
} |
|
|
=pod |
=pod |
|
|
=head1 NAME |
=head1 NAME |
Line 4761 described at http://www.lon-capa.org.
|
Line 4831 described at http://www.lon-capa.org.
|
|
|
Output: |
Output: |
returns an absolute URL constructed from the href provided, and the calling context. |
returns an absolute URL constructed from the href provided, and the calling context. |
(this will be null, if the URL does not begin: /uploaded/$cdom/$cnum/docs/). |
(this will be null, if the URL does not begin: /uploaded/$cdom/$cnum/docs/ or |
|
/uploaded/$cdom/$cnum/supplemental/). |
|
|
=back |
=back |
|
|