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allow bbcode emojis (at least the single unicode character forms)

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redmatrix 2016-06-03 22:00:53 -07:00
parent 0333dca550
commit 20a79c7acf
1 changed files with 14 additions and 0 deletions
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14
include/bbcode.php
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@ -66,6 +66,19 @@ function bb_unspacefy_and_trim($st) {
}
function bb_emoji($mtch) {
$s = strtolower($mtch[1]);
if(strpos($s,'x')) {
$e = substr($s,strpos($s,'x')+1);
if(file_exists('images/emoji/' . $e . '.png')) {
return '<img width="24" height="24" src="' . z_root() . '/images/emoji/' . $e . '.png" alt="emoji" />';
}
else {
return $mtch[0];
}
}
}
function bb_extract_images($body) {
$saved_image = array();
@ -1001,6 +1014,7 @@ function bbcode($Text, $preserve_nl = false, $tryoembed = true, $cache = false)
$Text = preg_replace_callback("/\[pre\](.*?)\[\/pre\]/ism", 'bb_unspacefy_and_trim', $Text);
}
$Text = preg_replace_callback('/\[\&amp\;([#a-z0-9]+)\;\]/', 'bb_emoji', $Text);
$Text = preg_replace('/\[\&amp\;([#a-z0-9]+)\;\]/', '&$1;', $Text);
// fix any escaped ampersands that may have been converted into links