初始化项目

2016-06-21 17:12:08 +08:00
commit 7ea154d684
903 changed files with 226100 additions and 0 deletions
--- a/core/library/think/Hook.php
+++ b/core/library/think/Hook.php
@@ -0,0 +1,153 @@
+<?php
+// +----------------------------------------------------------------------
+// | ThinkPHP [ WE CAN DO IT JUST THINK ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2006~2016 http://thinkphp.cn All rights reserved.
+// +----------------------------------------------------------------------
+// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
+// +----------------------------------------------------------------------
+// | Author: liu21st <liu21st@gmail.com>
+// +----------------------------------------------------------------------
+
+namespace think;
+
+use think\App;
+use think\Debug;
+use think\Log;
+
+class Hook
+{
+
+    private static $tags = [];
+
+    /**
+     * 动态添加行为扩展到某个标签
+     * @param string    $tag 标签名称
+     * @param mixed     $behavior 行为名称
+     * @param bool      $first 是否放到开头执行
+     * @return void
+     */
+    public static function add($tag, $behavior, $first = false)
+    {
+        if (!isset(self::$tags[$tag])) {
+            self::$tags[$tag] = [];
+        }
+        if (is_array($behavior)) {
+            self::$tags[$tag] = array_merge(self::$tags[$tag], $behavior);
+        } elseif ($first) {
+            array_unshift(self::$tags[$tag], $behavior);
+        } else {
+            self::$tags[$tag][] = $behavior;
+        }
+    }
+
+    /**
+     * 批量导入插件
+     * @param array     $data 插件信息
+     * @param boolean   $recursive 是否递归合并
+     * @return void
+     */
+    public static function import($tags, $recursive = true)
+    {
+        empty($tags) && $tags = [];
+        if (!$recursive) {
+            // 覆盖导入
+            self::$tags = array_merge(self::$tags, $tags);
+        } else {
+            // 合并导入
+            foreach ($tags as $tag => $val) {
+                if (!isset(self::$tags[$tag])) {
+                    self::$tags[$tag] = [];
+                }
+
+                if (!empty($val['_overlay'])) {
+                    // 可以针对某个标签指定覆盖模式
+                    unset($val['_overlay']);
+                    self::$tags[$tag] = $val;
+                } else {
+                    // 合并模式
+                    self::$tags[$tag] = array_merge(self::$tags[$tag], $val);
+                }
+            }
+        }
+    }
+
+    /**
+     * 获取插件信息
+     * @param string $tag 插件位置 留空获取全部
+     * @return array
+     */
+    public static function get($tag = '')
+    {
+        if (empty($tag)) {
+            // 获取全部的插件信息
+            return self::$tags;
+        } else {
+            return self::$tags[$tag];
+        }
+    }
+
+    /**
+     * 监听标签的行为
+     * @param string $tag    标签名称
+     * @param mixed  $params 传入参数
+     * @param mixed  $extra  额外参数
+     * @param bool   $once   只获取一个有效返回值
+     * @return mixed
+     */
+    public static function listen($tag, &$params = null, $extra = null, $once = false)
+    {
+        $results = [];
+        if (isset(self::$tags[$tag])) {
+            foreach (self::$tags[$tag] as $name) {
+
+                if (App::$debug) {
+                    Debug::remark('behavior_start', 'time');
+                }
+
+                $result = self::exec($name, $tag, $params, $extra);
+
+                if (!is_null($result) && $once) {
+                    return $result;
+                }
+
+                if (App::$debug) {
+                    Debug::remark('behavior_end', 'time');
+                    if ($name instanceof \Closure) {
+                        $name = 'Closure';
+                    } elseif (is_object($name)) {
+                        $name = get_class($name);
+                    }
+                    Log::record('[ BEHAVIOR ] Run ' . $name . ' @' . $tag . ' [ RunTime:' . Debug::getRangeTime('behavior_start', 'behavior_end') . 's ]', 'info');
+                }
+                if (false === $result) {
+                    // 如果返回false 则中断行为执行
+                    break;
+                }
+                $results[] = $result;
+            }
+        }
+        return $once ? null : $results;
+    }
+
+    /**
+     * 执行某个行为
+     * @param mixed     $class 要执行的行为
+     * @param string    $tag 方法名（标签名）
+     * @param Mixed     $params 传人的参数
+     * @param mixed     $extra 额外参数
+     * @return mixed
+     */
+    public static function exec($class, $tag = '', &$params = null,$extra=null)
+    {
+        if ($class instanceof \Closure) {
+            $result = call_user_func_array($class, [ & $params,$extra]);
+        } elseif (is_object($class)) {
+            $result = call_user_func_array([$class, $tag], [ & $params,$extra]);
+        } else {
+            $obj    = new $class();
+            $result = ($tag && is_callable([$obj, $tag])) ? $obj->$tag($params,$extra) : $obj->run($params,$extra);
+        }
+        return $result;
+    }
+}