moved get_guid to System::createGUID

[friendica.git] / src / Core / System.php

diff --git a/src/Core/System.php b/src/Core/System.php
index 84a64ab9a8f4ee0d24d842eeb25d586c12bb49d1..058aca130dfc78b4a1bdf7d1878cf44bd868f198 100644 (file)
--- a/src/Core/System.php
+++ b/src/Core/System.php
@@ -175,9 +175,36 @@ EOT;
                killme();
        }
 
+       /**
+        * Generates a GUID with the given parameters
+        *
+        * @param int          $size     The size of the GUID (default is 16)
+        * @param bool|string  $prefix   A given prefix (default is empty)
+        * @return string a generated GUID
+        */
+       public static function createGUID($size = 16, $prefix = '')
+       {
+               if (is_bool($prefix) && !$prefix) {
+                       $prefix = '';
+               } elseif (!isset($prefix)) {
+                       $prefix = hash('crc32', self::getApp()->get_hostname());
+               }
+
+               while (strlen($prefix) < ($size - 13)) {
+                       $prefix .= mt_rand();
+               }
+
+               if ($size >= 24) {
+                       $prefix = substr($prefix, 0, $size - 22);
+                       return str_replace('.', '', uniqid($prefix, true));
+               } else {
+                       $prefix = substr($prefix, 0, max($size - 13, 0));
+                       return uniqid($prefix);
+               }
+       }
+
        /// @todo Move the following functions from boot.php
        /*
-       function get_guid($size = 16, $prefix = "")
        function killme()
        function goaway($s)
        function local_user()