add ww tribe image

add ww tribe image

GameEngine/Data/ww_tribe.php

@@ -0,0 +1,38 @@
+<?php
+/**
+ * Clasa CSS de trib pentru Minunea Lumii.
+ *
+ * Intoarce " wwt<trib>" daca functia e pornita SI tribul chiar are imaginile pe
+ * disc; altfel sir gol, iar minunea ramane cea originala.
+ *
+ * Verificarea pe disc e fallback-ul: daca stergi un folder de imagini, tribul
+ * revine singur la varianta initiala, fara sa mai atingi codul.
+ */
+if (!function_exists('tz_ww_tribe_class')) {
+
+    function tz_ww_tribe_class($tribe)
+    {
+        static $cache = array();
+
+        $tribe = (int) $tribe;
+
+        if ($tribe <= 0) {
+            return '';
+        }
+
+        if (isset($cache[$tribe])) {
+            return $cache[$tribe];
+        }
+
+        if (!defined('NEW_FUNCTION_WW_IMAGE') || !NEW_FUNCTION_WW_IMAGE) {
+            return $cache[$tribe] = '';
+        }
+
+        $dir = (defined('GP_LOCATE') ? GP_LOCATE : 'gpack/travian_default/')
+             . 'img/g/ww/t' . $tribe;
+
+        return $cache[$tribe] = (is_dir($dir) && is_file($dir . '/g40_0.png'))
+            ? ' wwt' . $tribe
+            : '';
+    }
+}