diff options
Diffstat (limited to 'inc/display.php')
| -rw-r--r-- | inc/display.php | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/inc/display.php b/inc/display.php index 9be772e4..ba55903d 100644 --- a/inc/display.php +++ b/inc/display.php @@ -118,7 +118,7 @@ function pm_snippet($body, $len=null) { // calculate strlen() so we can add "..." after if needed $strlen = mb_strlen($body); - $body = substr($body, 0, $len); + $body = mb_substr($body, 0, $len); // Re-escape the characters. return '<em>' . utf8tohtml($body) . ($strlen > $len ? '…' : '') . '</em>'; @@ -204,7 +204,7 @@ function truncate($body, $url, $max_lines = false, $max_chars = false) { } } else { // remove broken HTML entity at the end (if existent) - $body = preg_replace('/&[^;]+$/', '', $body); + $body = preg_replace('/&[^;]*$/', '', $body); } $body .= '<span class="toolong">Post too long. Click <a href="' . $url . '">here</a> to view the full text.</span>'; @@ -213,6 +213,25 @@ function truncate($body, $url, $max_lines = false, $max_chars = false) { return $body; } +function bidi_cleanup($str){ + # Removes all embedded RTL and LTR unicode formatting blocks in a string so that + # it can be used inside another without controlling its direction. + # More info: http://www.iamcal.com/understanding-bidirectional-text/ + # + # LRE - U+202A - 0xE2 0x80 0xAA + # RLE - U+202B - 0xE2 0x80 0xAB + # LRO - U+202D - 0xE2 0x80 0xAD + # RLO - U+202E - 0xE2 0x80 0xAE + # + # PDF - U+202C - 0xE2 0x80 0xAC + # + $explicits = '\xE2\x80\xAA|\xE2\x80\xAB|\xE2\x80\xAD|\xE2\x80\xAE'; + $pdf = '\xE2\x80\xAC'; + + $str = preg_replace("!(?<explicits>$explicits)|(?<pdf>$pdf)!", '', $str); + return $str; +} + function secure_link_confirm($text, $title, $confirm_message, $href) { global $config; |