harukin/core
Archived
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

provide syntax based [colour] highlighting on code blocks for popular languages. I'm not happy with the line height on the list elements but couldn't see where this was defaulted. This uses the syntax [code=xxx]some code snippet[/code], where xxx represents a code/language style - with about 18 builtins.

Browse Source
This commit is contained in:
redmatrix
2016-06-15 19:44:15 -07:00
parent 476116a972
commit fa48de33c2
55 changed files with 23433 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

38
include/text.php
View File

@@ -2881,3 +2881,41 @@ function flatten_array_recursive($arr) {
}
return($ret);
}
function text_highlight($s,$lang) {
if(! strpos('Text_Highlighter',get_include_path())) {
set_include_path(get_include_path() . PATH_SEPARATOR . 'library/Text_Highlighter');
head_add_css('/library/Text_Highlighter/sample.css');
}
require_once('library/Text_Highlighter/Text/Highlighter.php');
require_once('library/Text_Highlighter/Text/Highlighter/Renderer/Html.php');
$options = array(
'numbers' => HL_NUMBERS_LI,
'tabsize' => 4,
);
$tag_added = false;
$s = trim(html_entity_decode($s,ENT_COMPAT));
$s = str_replace(" ","\t",$s);
if($lang === 'php') {
if(strpos('<?php',$s) !== 0) {
$s = '<?php' . "\n" . $s;
$tag_added = true;
}
}
$renderer = new Text_Highlighter_Renderer_HTML($options);
$hl = Text_Highlighter::factory($lang);
$hl->setRenderer($renderer);
$o = $hl->highlight($s);
$o = str_replace(" ","&nbsp;&nbsp;&nbsp;&nbsp;",$o);
if($tag_added) {
$b = substr($o,0,strpos($o,'<li>'));
$e = substr($o,strpos($o,'</li>'));
$o = $b . $e;
}
return('<code>' . $o . '</code>');
}