<?php
# 防止檔案直接被訪問
/*if( !defined( 'ERROR_MAIL' ) ){
    header("HTTP/1.0 404 Not Found");
    exit;
}*/

var_dump(ERROR_MAIL);exit;
//錯誤郵件
if( ERROR_MAIL ){

    headers_sent() ?  '' : header('content-type:text/html;charset=utf-8');

    //程式的錯誤處理方法

    /**
     * 程式錯誤時候會提示的錯誤資訊
     * @todo 需要單獨記錄日誌或者是傳送報錯郵件
     */
    function shutdown_func(){

        $log_content = "\r\n請求介面" . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] . '發生錯誤';

        $error_info = error_get_last();
        //需要記錄的錯誤級別
        $error_level = array(
            1,
            2,
            4,
//            8,
            16,
            32,
            64,
            128,
            256,
            512
        );

        //記錄致命性的錯誤
        if( in_array(  $error_info['type'] , $error_level )  ) {
            $error_info = print_r( $error_info , true );
        }else{
            return '';
        }
        $err_obj = new ErrorMail();
        $err_obj -> doWriteLog( $error_info );
    }

    #註冊錯誤函式
    register_shutdown_function( 'shutdown_func' );

    # 自定義錯誤
    function userError( $errno, $errstr, $errfile, $errline ) {

        $log_content = "\r\n請求介面" . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] . '發生錯誤';

        $not_write_log = array( 2 , 8 , 1024 , 2048 , 4096, 8191 );
        if( in_array( $errno , $not_write_log ) ){
            return '';
        }
        $log =  "\r\n" . '----------------------------------------------------'."\r\n Error: \r\n 錯誤編碼：[$errno] \r\n 錯誤資訊：$errstr";
        $log .=" Error on line $errline in $errfile";
        $log .="\r\n ---------------------------------------------------- \r\n";
        $err_obj = new ErrorMail( './log/');
        $err_obj -> doWriteLog( $log_content . $log );
    }
    set_error_handler('userError');
}
# 郵件的配置
$conf = array(

    //日誌檔案大小
    'log_size' => 10000000 ,

    //發生郵件頻率
    'send_time' => 300 ,

    //郵件傳送人
    'EMAIL_CONF' => array(
        //傳送郵件的使用者
        'send_user' => '***@****.com' ,
        'send_psd' => '*****' ,
        'send_smtp' => 'smtp.****.com',

        //接收郵件的Email
        'receive' => array(
            '
 
[email protected]' ,
        ),

        'mail_title' => '[ANDROID_API_ERROR]API發生異常'
    )
);
/**
 * Class ErrorMail
 * 錯誤處理以及郵件傳送類
 */
class ErrorMail{

    //錯誤檔案的大小 [位元組]
    public $error_log_size = '';

    //發生郵件的頻率
    public $error_mail_send_time = '' ;

    //檔案控制代碼
    public $handle = '';

    //日誌檔案
    public $Log_file_path = '';

    /**
     * 構造方法
     * ErrorMail constructor.
     */
    public function __construct( $file_path = ''){


        if( !empty( $file_path ) ){
            $this -> Log_file_path = str_replace( '\\' , '/' ,  $file_path );
        }else{
            $this -> Log_file_path = str_replace( '\\' , '/' , dirname( __FILE__ ) . '/accessLog/errorLog/api_Error.log' );
        }

        if( !is_file( $this -> Log_file_path ) ){

            $dir =  substr( $this -> Log_file_path , 0 , strrpos( $this -> Log_file_path , '/' ) );
            //遞迴建立資料夾
            if( !is_dir( $dir ) ){
                mkdir( $dir , 0777 , true );
            }

            //生成資料夾
            if( !is_file( $this -> Log_file_path ) ){
                $this -> handle  = fopen( $this -> Log_file_path , 'a+' );
            }

        }

        //檔案控制代碼
        if( empty( $this -> handle ) ){

            $this -> handle  = fopen( $this -> Log_file_path , 'a+' );
        }

    }

    /**
     * 記錄錯誤日誌
     */
    public function doWriteLog( $log = '' ){

        $error_time = '[' . sprintf( '%s' , date('Y-m-d H:i:s') ) . ']';

        $error_info = $log;


        if( !empty( $log ) ){
            $error_info = $log;
        }else{
            $error_info = print_r( $error_info ,true ) ;
        }

        $error_msg = $error_info ;

        $log =  $error_time . $error_msg;

        fwrite( $this -> handle , $log );

        $this -> sendApiErrorMail();
    }

    /**
     * 判斷是否需要傳送郵件
     */
    public function sendApiErrorMail(){

        #宣告全域性變數
        global $conf;

        //檔案建立時間超過五分鐘，並且不為空 或者是 檔案超過10M 就傳送錯誤郵件
        $file_u_time = filectime( $this -> Log_file_path );

        //獲取檔案大小
        $file_size_byte = filesize( $this -> Log_file_path );

        if( ( time() -  $file_u_time >= $conf['send_time'] && $file_size_byte > 0 ) ||  $file_size_byte >= $conf['log_size']){

            //傳送郵件

            $log_content = $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];

            $log_time = $_SERVER['REQUEST_TIME'];

            $send_result = $this -> __send_mail__( $conf['EMAIL_CONF']['receive'] ,  '' , $log_content . '介面發生問題，請求時間：' . $log_time . '請及時排查問題' );

            //刪除錯誤日誌檔案
            if( $send_result['mark'] == true ){

                fclose( $this -> handle );
                $this -> handle  = '';
                //刪除日誌檔案
                unlink( $this -> Log_file_path );
            }

        }


    }


    /**
     * 傳送郵件
     */
    public function __send_mail__( $email_addr_arr , $reply_to , $mail_content ){

        #宣告全域性變數
        global $conf;


        //include_once  __DIR__ . '/ThinkPHP/Library/Vendor/Mail/class.phpmailer.php';

        //例項化郵件傳送類
        $mail = new PHPMailer();

        // 使用SMTP方式傳送
        $mail->IsSMTP();

        // 設定郵件的字元編碼
        $mail->CharSet='UTF-8';

        // 企業郵局域名
        $mail->Host = $conf['EMAIL_CONF']['send_smtp'];

        // 啟用SMTP驗證功能
        $mail->SMTPAuth = true;

        //
        //郵件傳送人的使用者名稱(請填寫完整的email地址)
        $mail->Username = $conf['EMAIL_CONF']['send_user'];

        // 郵件傳送人的密碼
        $mail->Password = $conf['EMAIL_CONF']['send_psd'];

        //郵件傳送者email地址
        $mail->From = $conf['EMAIL_CONF']['send_user'];

        //傳送郵件人的標題
        $mail->FromName = $conf['EMAIL_CONF']['send_user'];

        //收件人地址，可以替換成任何想要接收郵件的email信箱,格式是AddAddress("收件人email","收件人姓名")
        foreach( $email_addr_arr as $k => $v){
            $mail->AddAddress("$v", substr(  $v, 0 , strpos($v ,'@')));
        }
        if( !empty( $reply_to ) ){
            foreach( $reply_to as $kk => $vv){
                //收件人地址，可以替換成任何想要接收郵件的email信箱,格式是AddCC("收件人email","收件人姓名")
                $mail->AddCC("$vv", substr(  $vv, 0 , strpos($vv ,'@')));
            }
        }

        //回覆的地址
        $mail->AddReplyTo(  $conf['EMAIL_CONF']['send_user'] , "" );

        //$mail->AddAttachment("./mail.rar"); // 新增附件

        // set email format to HTML //是否使用HTML格式
        $mail->IsHTML(true);

        //郵件標題
        $mail->Subject = $conf['EMAIL_CONF']['mail_title'];

        //郵件內容
        $mail->Body =  "<p style='color:red'>" . $mail_content . '</p>';

        //附加資訊，可以省略
        $mail->AltBody = '';

        // 新增附件,並指定名稱
        $mail->AddAttachment( $this -> Log_file_path ,'api_error.log');

        //設定郵件中的圖片
        //$mail->AddEmbeddedImage("shuai.jpg", "my-attach", "shuai.jpg");

        if( !$mail->Send() ){
            $mail_return_arr['mark'] = false ;
            $str  =  "郵件傳送失敗. <p>";
            $str .= "錯誤原因: " . $mail->ErrorInfo;
            $mail_return_arr['info'] = $str ;
        }else{
            $mail_return_arr['mark'] = true ;
            $str =  "郵件傳送成功";
            $mail_return_arr['info'] = $str ;
        }
        return $mail_return_arr;

    }

    /**
     * 解構函式
     */
    public function __destruct(  ){

        if( is_resource( $this -> handle ) ){
            //關閉檔案控制代碼
            fclose( $this -> handle );
        }
    }


}