<?php
/**
 * Tiffany SMS API重构-接口类
 * @author QZQ
 */
header("Content-Type:text/html; Charset=utf-8");

class Oauth2Controller extends ControllerBase{
	
	function initialize(){
		parent::initialize();
	}
	
	/**
	 * 测试方法
	 * http://127.0.0.1/tiffany/api/oauth2/test?qaz=wsx
	 */
	function testAction(){
		$url = "http://wxapp.wemediacn.com/smsoauth2_qa/api/oauth2/accesstoken";
		//$url = "http://wxapp.wemediacn.com/smsoauth2_qa/api/oauth2/code";
		//$url = "http://127.0.0.1/tiffany/api/oauth2/code?qaz=wsx";
		//$url = "http://127.0.0.1/tiffany/api/oauth2/accesstoken?qaz=wsx";
		$post_arr = array();
		$post_arr['appid'] = "0e355010-67b9-4aa6-a53f-c92c972094a7";
		$post_arr['appsecrect'] = "b82015bd-8d4c-4df8-87a8-c25477a8976f";
		$post_arr['code'] = "f74311c97fc7440895b6019a0d5234ae";
		$post_json = json_encode($post_arr);
		$result = $this->__http_post_request($url, $post_json, true);
		print_r($result); die;
	}
	
	/**
	 * 获取code（Get code）
	 * http://127.0.0.1/tiffany/api/oauth2/code?qaz=wsx
	 */
	function codeAction(){
		//如果未获取到请求数据
		if(empty(file_get_contents("php://input"))){
			//告知用户系统繁忙，请稍候再试
			$rs['errmsg'] = "系统繁忙，请稍候再试";
			$rs['errcode'] = -1;
			$rs['data'] = null;
		}
		//如果有获取到请求数据
		else{
			//准备获取appid
			$request_arr = json_decode(file_get_contents("php://input"), true);
			//如果未获取到appid
			if(empty($request_arr['appid'])){
				//告知用户参数错误 error detail:appid is empty;
				$rs['errmsg'] = "参数错误 error detail:appid is empty;";
				$rs['errcode'] = 61451;
				$rs['data'] = null;
			}
			//如果有获取到appid
			else{
				//准备判断appid是否有效
				$appid = $request_arr['appid'];
				//查询接口信息
				$app_info = AppInfo::findFirst("AppId = '$appid' AND Enable = 0");
				//如果未查询到接口信息
				if(empty($app_info)){
					//告知用户找不到app配置信息,appid无效,err detail:找不到app配置信息
					$rs['errmsg'] = "找不到app配置信息,appid无效,err detail:找不到app配置信息";
					$rs['errcode'] = 40036;
					$rs['data'] = null;
				}
				//如果有查询到接口信息
				else{
					//获取上次请求日期
					$last_req_time = $app_info->LastReqTime;
					$last_req_date = date("Y-m-d", strtotime($last_req_time));
					//获取当前时间及当天日期
					$current_time = time();
					$current_datetime = date("Y-m-d H:i:s", $current_time);
					$current_date = date("Y-m-d", $current_time);
					//获取上次请求日期所在日的请求次数
					$today_req_times = $app_info->TodayReqTimes;
					//获取接口请求次数限制
					$day_max_req_times = $app_info->DayMaxReqTimes;
					//如果上次请求日期是当天日期
					if($last_req_date==$current_date){
						//如果当天请求次数已达到接口请求次数限制
						if($today_req_times>=$day_max_req_times){
							//告知用户request today reached the request limit,err detail:超过请求上限限制
							$rs['errmsg'] = "request today reached the request limit,err detail:超过请求上限限制";
							$rs['errcode'] = 80102;
							$rs['data'] = null;
						}
						//如果当天请求次数尚未达到接口请求次数限制
						else{
							//当天请求次数加一
							$today_req_times = $today_req_times+1;
						}
					}
					//如果上次请求日期不是当天日期
					else{
						//如果接口请求次数限制不大于0
						if($day_max_req_times<=0){
							//告知用户request today reached the request limit,err detail:超过请求上限限制
							$rs['errmsg'] = "request today reached the request limit,err detail:超过请求上限限制";
							$rs['errcode'] = 80102;
							$rs['data'] = null;
						}
						//如果接口请求次数限制大于0
						else{
							//初始当天请求次数
							$today_req_times = 1;
						}
					}
					//如果以上判断都通过
					if(empty($rs['errcode'])){
						//准备更新当天请求次数
						$app_info->LastModifiedTime = $current_datetime;
						//更新字段
						$app_info->TodayReqTimes = $today_req_times;
						$app_info->LastReqTime = $current_date;
						//如果更新失败
						if(!($app_info->save())){
							//告知用户系统繁忙，请稍候再试
							$rs['errmsg'] = "系统繁忙，请稍候再试";
							$rs['errcode'] = -1;
							$rs['data'] = null;
						}
						//如果更新成功
						else{
							//查询当前接口今天是否有生成过code
							$temp_code = TempCode::findFirst("AppId = '$appid'");
							//如果当前接口过去未生成过code
							if(empty($temp_code)){
								//准备新增临时code
								$temp_code = new TempCode();
								$temp_code->AppId = $appid;
								$temp_code->CreateTime = $current_datetime;
								$temp_code->LastModifiedTime = $current_datetime;
							}
							//如果当前接口过去有生成过code
							else{
								//准备更新临时code
								$temp_code->LastModifiedTime = $current_datetime;
							}
							//更新字段
							$temp_code->Code = $code = $this->_get_act_code(32);
							$temp_code->IsUsed = 0;
							$temp_code->ExpireTime = date("Y-m-d H:i:s", $current_time+300);
							//如果保存失败
							if(!($temp_code->save())){
								//告知用户系统繁忙，请稍候再试
								$rs['errmsg'] = "系统繁忙，请稍候再试";
								$rs['errcode'] = -1;
								$rs['data'] = null;
							}
							//如果保存成功
							else{
								//告知用户ok
								$rs['errmsg'] = "ok";
								$rs['errcode'] = 0;
								$rs['data']['code'] = $code;
							}
						}
					}
				}
			}
		}
		//返回结果
		echo json_encode($rs, JSON_UNESCAPED_UNICODE);
	}
	
	/**
	 * 根据code获取access_token（Get access token by code）
	 * http://127.0.0.1/tiffany/api/oauth2/accesstoken?qaz=wsx
	 */
	function accesstokenAction(){
		//如果未获取到请求数据
		if(empty($this->request->getPost())){
			//告知用户系统繁忙，请稍候再试
			$rs['errcode'] = -1;
			$rs['errmsg'] = "系统繁忙，请稍候再试";
			$rs['data'] = null;
		}
		//如果有获取到请求数据
		else{
			//准备获取appid、appsecrect和code
			//注意：
			//接口中的appsecrect字段本身就是用了错别词，比secret多了一个字母
			//但接口信息表AppInfo里的AppSecret字段则没有多出一个字母，要当心
			$request_arr = json_decode(file_get_contents("php://input"), true);
			//如果未获取到appid
			if(empty($request_arr['appid'])){
				//告知用户appid is empty;
				$rs['errmsg'].= "appid is empty;";
			}
			//如果未获取到appsecrect
			if(empty($request_arr['appsecrect'])){
				//告知用户appsecrect is empty;
				$rs['errmsg'].= "appsecrect is empty;";
			}
			//如果未获取到code
			if(empty($request_arr['code'])){
				//告知用户code is empty;
				$rs['errmsg'].= "code is empty;";
			}
			//如果以上判断未通过
			if(!empty($rs['errmsg'])){
				//告知用户参数错误 error detail:
				$rs['errmsg'] = "参数错误 error detail:".$rs['errmsg'];
				$rs['errcode'] = 61451;
				$rs['data'] = null;
			}
			//如果以上判断都通过
			else{
				//准备判断appid是否有效
				$appid = $request_arr['appid'];
				//查询接口信息
				$app_info = AppInfo::findFirst("AppId = '$appid' AND Enable = 0");
				//如果未查询到接口信息
				if(empty($app_info)){
					//告知用户找不到app配置信息,appid无效,err detail:找不到app配置信息
					$rs['errmsg'] = "找不到app配置信息,appid无效,err detail:找不到app配置信息";
					$rs['errcode'] = 40036;
					$rs['data'] = null;
				}
				//如果有查询到接口信息
				else{
					//获取上次请求日期
					$last_req_time = $app_info->LastReqTime;
					$last_req_date = date("Y-m-d", strtotime($last_req_time));
					//获取当前时间及当天日期
					$current_time = time();
					$current_datetime = date("Y-m-d H:i:s", $current_time);
					$current_date = date("Y-m-d", $current_time);
					//获取上次请求日期所在日的请求次数
					$today_req_times = $app_info->TodayReqTimes;
					//获取接口请求次数限制
					$day_max_req_times = $app_info->DayMaxReqTimes;
					//如果上次请求日期是当天日期
					if($last_req_date==$current_date){
						//如果当天请求次数已达到接口请求次数限制
						if($today_req_times>=$day_max_req_times){
							//告知用户request today reached the request limit,err detail:超过请求上限限制
							$rs['errmsg'] = "request today reached the request limit,err detail:超过请求上限限制";
							$rs['errcode'] = 80102;
							$rs['data'] = null;
						}
						//如果当天请求次数尚未达到接口请求次数限制
						else{
							//当天请求次数加一
							$today_req_times = $today_req_times+1;
						}
					}
					//如果上次请求日期不是当天日期
					else{
						//如果接口请求次数限制不大于0
						if($day_max_req_times<=0){
							//告知用户request today reached the request limit,err detail:超过请求上限限制
							$rs['errmsg'] = "request today reached the request limit,err detail:超过请求上限限制";
							$rs['errcode'] = 80102;
							$rs['data'] = null;
						}
						//如果接口请求次数限制大于0
						else{
							//初始当天请求次数
							$today_req_times = 1;
						}
					}
					//如果以上判断都通过
					if(empty($rs['errcode'])){
						//准备更新当天请求次数
						$app_info->LastModifiedTime = $current_datetime;
						//更新字段
						$app_info->TodayReqTimes = $today_req_times;
						$app_info->LastReqTime = $current_date;
						//如果更新失败
						if(!($app_info->save())){
							//告知用户系统繁忙，请稍候再试
							$rs['errmsg'] = "系统繁忙，请稍候再试";
							$rs['errcode'] = -1;
							$rs['data'] = null;
						}
						//如果更新成功
						else{
							//准备判断appsecrect是否匹配
							$appsecrect = $request_arr['appsecrect'];
							//如果appsecrect不匹配
							if($appsecrect!=$app_info->AppSecret){
								//告知用户密钥不匹配,err detail:密钥不匹配
								$rs['errmsg'] = "密钥不匹配,err detail:密钥不匹配";
								$rs['errcode'] = 40037;
								$rs['data'] = null;
							}
							//如果appsecrect匹配
							else{
								//准备判断code是否匹配
								$code = $request_arr['code'];
								//查询临时code
								$temp_code = TempCode::findFirst("AppId = '$appid' AND Code = '$code'");
								//如果未查询到临时code
								if(empty($temp_code)){
									//告知用户code 不正确,err detail:code 不匹配
									$rs['errmsg'] = "code 不正确,err detail:code 不匹配";
									$rs['errcode'] = 40038;
									$rs['data'] = null;
								}
								//如果有查询到临时code
								else{
									//准备判断code是否已失效
									$expire_time = $temp_code->ExpireTime;
									//如果code已失效
									if($current_datetime>=$expire_time){
										//告知用户authorize code is expired,err detail:code 已过期
										$rs['errmsg'] = "authorize code is expired,err detail:code 已过期";
										$rs['errcode'] = 80103;
										$rs['data'] = null;
									}
									//如果code未失效
									else{
										//准备判断code是否已使用过
										$is_used = $temp_code->IsUsed;
										//如果code已使用过
										if(!empty($is_used)){
											//告知用户
											$rs['errmsg'] = "authorize code is used,err detail:code已使用";
											$rs['errcode'] = 80104;
											$rs['data'] = null;
										}
										//如果code未使用过
										else{
											
										}
									}
								}
							}
						}
					}
				}
			}
		}
		echo json_encode($rs, JSON_UNESCAPED_UNICODE);
	}
	
}
?>