<?php
/**
 * 項目api接口類文件
 */

class ApiModel extends Cola_Model
{
    /*
     * 表名
     * @var Cola_Model|null
     */
    protected $_table = '';

    /**
     * 是否開啟文件緩存[全局]
     *
     * @var bool
     */
    protected $_fileCache = false;

    /**
     *  baseUrl
     *
     * @var string
     */
    protected $baseUrl = '';

    //保留
    protected $appKey = '';

    protected $loginAppId = '';
    protected $accessToken = '';

    /**
     * 初始化
     *
     * @param string $baseUrl 請求接口地址
     */
    public function __construct($baseUrl = '')
    {
        if (!empty($baseUrl)) {
            $this->baseUrl = $baseUrl;
        } else {
            $this->baseUrl = Cola::config('_bigDataApiURL');
        }
        $u2Config = Cola::config('_OAuthU2Config');//從配置文件中獲取驗證信息
        $this->loginAppId = $u2Config['AppId'];//獲取登錄用戶的信息
        $this->accessToken = 'ef4e3a2b-ae21-4cad-ada8-86ec46a8a83g';//獲取登錄用戶信息
    }

    /**
     * 設(shè)置url
     *
     * @param string $url url地址
     */
    public function setBaseUrl($url)
    {
        $this->baseUrl = $url;
    }

    /**
     *  設(shè)置AccessToken
     *
     * @param void
     */
    public function setAccessToken($token)
    {
        $this->accessToken = $token;
    }

    /**
     * 開啟緩存
     *
     * @param bool $bool
     */
    public function openCache($bool = true)
    {
        $this->_fileCache = $bool;
    }

    /**
     * 獲取數(shù)據(jù)
     *
     * @param      $method 方法名
     * @param array $params 參數(shù)
     * @param int $isPost 0 GET,1 POST請求
     * @param bool $cache 緩存
     *
     * @return mixed
     */
    public function getData($method, $params = null, $isPost = 0, $cache = false)
    {
        if (!is_null($isPost)) {
            $params['accessToken'] = $this->accessToken;
            $params['appId'] = $this->loginAppId;
        }
        $url = $this->_getUrl($method, $params, $isPost);
        if (true == $cache || true == $this->_fileCache) {
            return $this->_getCache($url, $params, $isPost);
        }

        return $this->_curlRequest($url, $params, $isPost);
    }

    /**
     * 刪除緩存
     *
     * @param      $method 方法名
     * @param null $params 參數(shù)
     * @param int  $isPost 0 GET,1 POST請求
     *
     * @return bool
     */
    public function deleteCache($method, $params = null, $isPost = 0)
    {
        $url = $this->_getUrl($method, $params, $isPost);

        $key = $this->_cacheKey($url, $params, $isPost);

        $file = Cola_Com_Cache::factory(Cola::config('_fileCache'));

        return $file->delete($key);
    }

    /**
     * 獲取緩存key文件名
     *
     * @param      $method
     * @param null $params
     * @param int  $isPost
     *
     * @return mixed
     */
    public function getCacheFile($method, $params = null, $isPost = 0)
    {
        $url = $this->_getUrl($method, $params, $isPost);

        $file = Cola_Com_Cache::factory(Cola::config('_fileCache'));

        $key = $this->_cacheKey($url, $params, $isPost);

        return $file->getFile($key);
    }

    /**
     * 請求接口URL
     *
     * @param      $method
     * @param null $params
     * @param int  $isPost
     *
     * @return string
     */
    public function getUrl($method, $params = null, $isPost = 0)
    {
        if (!is_null($isPost)) {
            $params['accessToken'] = $this->accessToken;
            $params['appId'] = $this->loginAppId;
        }
        return $this->_getUrl($method, $params, $isPost);
    }

    /**
     * 獲取拼接后的請求地址【緩存的key】
     *
     * @param $method 方法名
     * @param $params 參數(shù)
     * @param $isPost 0 GET,1 POST請求
     *
     * @return string
     */
    private function _getUrl($method, $params, $isPost)
    {
        $url = $this->baseUrl . $method;
        if ($isPost == 0) {
            if (is_array($params) && !empty($params)) {
                strpos($url, '?') === false ? $tmpParams = "?" : $tmpParams = "&";
                foreach ($params as $key => $value) {
                    $tmpParams .= $key . "=" . urlencode($value) . "&";
                }

                $url .= rtrim($tmpParams, '&');
            }
        }
        return $url;
    }

    /**
     * 獲取緩存數(shù)據(jù)
     *
     * @param string $url    url
     * @param array  $params 參數(shù)
     * @param int    $isPost 0 GET,1 POST請求
     *
     * @return mixed
     */
    private function _getCache($url, $params, $isPost)
    {
        $file = Cola_Com_Cache::factory(Cola::config('_fileCache'));

        //緩存的key
        $sKey = $this->_cacheKey($url, $params, $isPost);
        $res = $file->get($sKey);
        if (!$res) {
            $res = $this->_curlRequest($url, $params, $isPost);
            if (false !== $res) {
                $file->set($sKey, $res);
            }
        }

        return $res;
    }

    /**
     * 設(shè)置緩存key
     *
     * @param $url
     * @param $params
     * @param $isPost
     *
     * @return string
     */
    private function _cacheKey($url, $params, $isPost)
    {
        return $url . @json_encode($params) . $isPost;
    }

    /**
     * json轉(zhuǎn)換為數(shù)組
     *
     * @param string $string
     *
     * @return mixed
     */
    private function _json2array($string)
    {
        if (@$json = @json_decode($string, true)) {
            return $json;
        } else {
            return $string;
        }
    }

    /**
     * curl 請求
     *
     * @param string $url    請求地址
     * @param array  $params 參數(shù)【?。H當(dāng)POST時有用】
     * @param int    $isPost 0 GET,1 POST請求
     *
     * @return mixed
     */
    private function _curlRequest($url, $params = array(), $isPost = 0)
    {
        header("Content-type: text/html; charset=utf-8");
        set_time_limit(0);
        // echo $url ; echo "<br>";
        $curl = curl_init($url);
        curl_setopt($curl, CURLOPT_HEADER, false);
        curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($curl, CURLOPT_CONNECTTIMEOUT, 10);
        curl_setopt ($curl ,  CURLOPT_TIMEOUT ,  0 );
        curl_setopt($curl, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows NT 5.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/28.0.1500.95 Safari/537.36SE 2.X MetaSr 1.0');
        if ($isPost == 1) {
            curl_setopt($curl, CURLOPT_POST, true);
             
            curl_setopt($curl, CURLOPT_POSTFIELDS, $params);//所需傳的數(shù)組用http_bulid_query()函數(shù)處理一下，就ok了
            curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
        }
        $result = curl_exec($curl);
        $result = $this->_json2array($result);
        return $this->_checkRequestStatus($result, $url, $params);
    }


    /**
     * 檢查請求狀態(tài)
     *
     * 參考地址：http://scmgit.staff.xdf.cn/bigdata/mdm/wikis/error_code
     *
     * @param $result
     * @param $url
     * @param $params
     *
     * @return bool
     */
    private function _checkRequestStatus($result, $url, $params)
    {
        //錯誤驗證
        if (empty($result) || in_array(@$result['status'], array(400, 404, 500))) {

            //寫入日志
            $logFile = WEB_ROOT . '../app/' . 'log/api' . DS . date('Y') . DS . date('m') . DS . date('d') . '-error.log';
            $log = Cola_Com::log(array('adapter' => 'File', 'params' => array('file' => $logFile, 'mode' => 0755)));
            $log->log("請求地址：" . $url . " 參數(shù)：" . json_encode($params) . " 錯誤信息：" . json_encode($result));

            return false;
        }
        else{
        	//寫入日志
        	$arr  = explode('/', $url);
        	if(in_array('rule', $arr)){
        	$logFile = WEB_ROOT . '../app/' . 'log/api' . DS . date('Y') . DS . date('m') . DS . date('d') . '-su.log';
        	$log = Cola_Com::log(array('adapter' => 'File', 'params' => array('file' => $logFile, 'mode' => 0755)));
        	$log->log("請求地址：" . $url . " 參數(shù)：" . json_encode($params) . " 錯誤信息：" . json_encode($result));
        	}
        }
        return $result;
    }

}