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| author | Gina Haeussge <gina@foosel.net> | 2010-10-02 18:04:09 +0200 |
|---|---|---|
| committer | Gina Haeussge <gina@foosel.net> | 2010-10-02 18:07:51 +0200 |
| commit | 26eb848c36688e459e5dfc46cdc68d87ed2bda0c (patch) | |
| tree | 9786184ae23ab61ca2ad0ce6b12f8e06bfb1a4d2 /inc/html.php | |
| parent | 92eec8e87a5bb7403eb3128cfb87c26a5d1bbb37 (diff) | |
| download | rpg-26eb848c36688e459e5dfc46cdc68d87ed2bda0c.tar.gz rpg-26eb848c36688e459e5dfc46cdc68d87ed2bda0c.tar.bz2 | |
FS#1353: Only highlight isolated occurences of search term, not those where it's part
of another term. Word boundaries are now respected.
Diffstat (limited to 'inc/html.php')
| -rw-r--r-- | inc/html.php | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/inc/html.php b/inc/html.php index add559971..e1478b0a8 100644 --- a/inc/html.php +++ b/inc/html.php @@ -285,7 +285,7 @@ function html_draft(){ */ function html_hilight($html,$phrases){ $phrases = array_filter((array) $phrases); - $regex = join('|',array_map('preg_quote_cb',$phrases)); + $regex = join('|',array_map('_html_hilight_re_preprocess', array_map('preg_quote_cb',$phrases))); if ($regex === '') return $html; $html = preg_replace_callback("/((<[^>]*)|$regex)/ui",'html_hilight_callback',$html); @@ -293,6 +293,13 @@ function html_hilight($html,$phrases){ } /** + * Wraps a search term in regex boundary checks. + */ +function _html_hilight_re_preprocess($term) { + return '\b'.$term.'\b'; +} + +/** * Callback used by html_hilight() * * @author Harry Fuecks <hfuecks@gmail.com> |