added Str::ascii method and fixed accented character problem in URL::slug.

2011-07-30 09:52:49 -05:00
parent 86075c2765
commit 481d2aa7ec
3 changed files with 90 additions and 0 deletions
--- a/system/str.php
+++ b/system/str.php
@@ -57,6 +57,21 @@ class Str {
        return function_exists('mb_strlen') ? mb_strlen($value, Config::get('application.encoding')) : strlen($value);
    }

+    /**
+     * Convert a string to 7-bit ASCII.
+     *
+     * @param  string  $value
+     * @return string
+     */
+    public static function ascii($value)
+    {
+        $foreign = Config::get('ascii');
+
+        $value = preg_replace(array_keys($foreign), array_values($foreign), $value);
+
+        return preg_replace('/[^\x09\x0A\x0D\x20-\x7E]/', '', $value);
+    }
+
    /**
     * Generate a random alpha or alpha-numeric string.
     *