X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;f=src%2FWallabag%2FCoreBundle%2FTools%2FUtils.php;h=0a805210872f812b3074595488436234f24e5e13;hb=5becf260fafd741fd34948f12131d8074dc2b5dc;hp=7e2968e77f45153fc55178fd9bac190450a7bb5a;hpb=2878416f8b4d94fb5e64c2fa61861526a7654d3d;p=github%2Fwallabag%2Fwallabag.git

diff --git a/src/Wallabag/CoreBundle/Tools/Utils.php b/src/Wallabag/CoreBundle/Tools/Utils.php
index 7e2968e7..0a805210 100644
--- a/src/Wallabag/CoreBundle/Tools/Utils.php
+++ b/src/Wallabag/CoreBundle/Tools/Utils.php
@@ -7,22 +7,28 @@ class Utils
     /**
      * Generate a token used for RSS.
      *
+     * @param int $length Length of the token
+     *
      * @return string
      */
-    public static function generateToken()
+    public static function generateToken($length = 15)
     {
-        if (ini_get('open_basedir') === '') {
-            if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
-                // alternative to /dev/urandom for Windows
-                $token = substr(base64_encode(uniqid(mt_rand(), true)), 0, 20);
-            } else {
-                $token = substr(base64_encode(file_get_contents('/dev/urandom', false, null, 0, 20)), 0, 15);
-            }
-        } else {
-            $token = substr(base64_encode(uniqid(mt_rand(), true)), 0, 20);
-        }
+        $token = substr(base64_encode(random_bytes($length)), 0, $length);
 
         // remove character which can broken the url
-        return str_replace(array('+', '/'), '', $token);
+        return str_replace(['+', '/'], '', $token);
+    }
+
+    /**
+     * For a given text, we calculate reading time for an article
+     * based on 200 words per minute.
+     *
+     * @param $text
+     *
+     * @return float
+     */
+    public static function getReadingTime($text)
+    {
+        return floor(\count(preg_split('~([^\p{L}\p{N}\']+|\p{Han}|\p{Hiragana}|\p{Katakana}|\p{Hangul})~u', strip_tags($text))) / 200);
     }
 }