优化

Author: jiangbj

common_helper.php

@@ -1042,42 +1042,46 @@ function get_full_month_time($start_time, $end_time)
     }
 }
 
-/**
- * 无限极非递归生成树
- *
- * @param array $items 例如：[['id' => 1, 'pid' => 0, 'name' => 'AA'],['id' => 2, 'pid' => 1, 'name' => 'BB']]
- * @return array
- */
-function generateTree($items)
-{
-    $tree = [];
-    foreach ($items as $item) {
-        if (isset($items[$item['pid']])) {
-            $items[$item['pid']]['son'][] = &$items[$item['id']];
-        } else {
-            $tree[] = &$items[$item['id']];
+if (!function_exists('generate_tree')) {
+    /**
+     * 无限极非递归生成树
+     *
+     * @param array $items 例如：[1=>['id' => 1, 'pid' => 0, 'name' => 'AA'],2=>['id' => 2, 'pid' => 1, 'name' => 'BB']] key值必须和id值保持一致
+     * @return array
+     */
+    function generate_tree($items)
+    {
+        $tree = [];
+        foreach ($items as $item) {
+            if (isset($items[$item['pid']])) {
+                $items[$item['pid']]['son'][] = &$items[$item['id']];
+            } else {
+                $tree[] = &$items[$item['id']];
+            }
         }
-    }
 
-    return $tree;
+        return $tree;
+    }
 }
 
-/**
- * 动态添加数据
- *
- * @param array $items 例如：[['id' => 1, 'pid' => 0, 'name' => 'AA'],['id' => 2, 'pid' => 1, 'name' => 'BB']]
- * @param int $pid
- * @param string $name
- */
-function addTree(&$items, $pid, $name)
-{
-    $num = count($items) + 1;
-    if ($num == 0) {
-        $num = 0;
+if (!function_exists('add_tree')) {
+    /**
+     * 动态添加数据
+     *
+     * @param array $items 例如：[1=>['id' => 1, 'pid' => 0, 'name' => 'AA'],2=>['id' => 2, 'pid' => 1, 'name' => 'BB']] key值必须和id值保持一致
+     * @param int $pid
+     * @param string $name
+     */
+    function add_tree(&$items, $pid, $name)
+    {
+        $num = count($items) + 1;
+        if ($num == 0) {
+            $num = 0;
+        }
+        $items[$num] = [
+            'id' => $num,
+            'pid' => $pid,
+            'name' => $name,
+        ];
     }
-    $items[$num] = [
-        'id' => $num,
-        'pid' => $pid,
-        'name' => $name,
-    ];
-}
+}