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skphp.php
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skphp.php
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<?php
/**
// +-------------------------------------------------------------------
// | SKPHP [ 为web梦想家创造的PHP框架。 ]
// +-------------------------------------------------------------------
// | Copyright (c) 2012-2016 http://sk-school.com All rights reserved.
// +-------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +-------------------------------------------------------------------
// | Author:
// | seven <[email protected]>
// | learv <[email protected]>
// | ppogg <[email protected]>
// +-------------------------------------------------------------------
// | Knowledge change destiny, share knowledge change you and me.
// +-------------------------------------------------------------------
// | To be successful
// | must first learn To face the loneliness,who can understand.
// +-----------------------------------------------------------------*/
use Skschool\Config;
use Skschool\Routing;
// 系统常量定义
define('APP_ROOT', dirname(dirname($_SERVER['SCRIPT_FILENAME']))."/"); // 应用根目录
define('VIEW_PATH', APP_ROOT."app/views/");
define('VIEW_CACHE_PATH', APP_ROOT."tmp/tpl/"); // 应用模板缓存目录
define('STYLE_CACHE_PATH', APP_ROOT.'tmp/assets/'); // 应用样式缓存目录
define('DATA_CACHE_PATH', APP_ROOT.'tmp/data/'); // 应用样式缓存目录
define('LOG_PATH', APP_ROOT.'tmp/logs/'); // 应用日志目录
define('SKPHP_CORE', dirname(__FILE__)."/src/"); // SKPHP核心目录
// 定义当前请求的系统常量
define('NOW_TIME', $_SERVER['REQUEST_TIME']);
define('REQUEST_METHOD',$_SERVER['REQUEST_METHOD']);
define('IS_GET', REQUEST_METHOD =='GET' ? true : false);
define('IS_POST', REQUEST_METHOD =='POST' ? true : false);
class Application
{
/**
* 实例化对象(静态变量保存全局实例)
* @access public
* @return void
*/
static public $_instance = [];
/**
* 初始化
* @access public
* @return void
*/
static public function init() {
require APP_ROOT . 'vendor/autoload.php';
$model_path = APP_ROOT.'config/model.php';
if(file_exists($model_path)) require $model_path;
require SKPHP_CORE . 'Mysql.php';
require SKPHP_CORE . 'Fun.php';
self::$_instance['mysql'] = Mysql::getInstance();
// 加载应用配置和方法
self::mergeConfig();
if(empty(Config::$_config['charset'])) trigger_error('IS Not Setting charset @ config.php');
header("Content-type:text/html;charset=".Config::$_config['charset']);
}
/**
* 合并配置文件
* @access public
* @return void
*/
static public function mergeConfig() {
$config_path1 = APP_ROOT.'config/config.php';
if(!file_exists($config_path1)) trigger_error('Not Find '.$config_path1);
$config_path2 = APP_ROOT.'config/databases.php';
if(!file_exists($config_path2)) trigger_error('Not Find '.$config_path2);
$config = array_merge(require $config_path1, require $config_path2);
if(!empty($config['load_ext_config']))
{
$arr_config = explode(',', $config['load_ext_config']);
foreach ($arr_config as $v)
{
$tmp = APP_ROOT.'config/'.$v.'.php';
if(file_exists($tmp))
{
$config = array_merge($config, require $tmp);
}else{
trigger_error('Not Find '.$tmp.', Beacuse load_ext_config setting.');
}
}
}
Config::$_config = $config;
$routes_path = APP_ROOT.'config/routes.php';
if(!file_exists($routes_path)) trigger_error('Not Find '.$routes_path);
require $routes_path;
}
/**
* 创建应用
* @access public
* @param array $config
*/
static public function run()
{
// 设定错误和异常处理
register_shutdown_function('Application::fatalError');
set_error_handler('Application::appError');
set_exception_handler('Application::appException');
// init
self::init();
Routing::dispatch();
}
/**
* 错误输出
* @param mixed $error 错误
* @return void
*/
static public function halt($error) {
$e = array();
if (APP_DEBUG) {
//调试模式下输出错误信息
if (!is_array($error)) {
$trace = debug_backtrace();
$e['message'] = $error;
$e['file'] = $trace[0]['file'];
$e['line'] = $trace[0]['line'];
ob_start();
debug_print_backtrace();
$e['trace'] = ob_get_clean();
} else {
$e = $error;
}
} else {
$error_page = Config::$_config['error_page']; //否则定向到错误页面
if (!empty($error_page)) {
header("Location: " . $error_page);exit;
} else {
$message = is_array($error) ? $error['message'] : $error;
$e['message'] = false ? $message : '页面错误!请稍后再试~';
}
}
// 包含异常页面模板
$exceptionFile = SKPHP_CORE.'Error/sk_exception.tpl';
include $exceptionFile;
exit;
}
/**
* 致命错误捕获
* @desc error_get_last - 函数获取最后发生的错误
* 返回的数组包含 4 个键和值:
* [type] - 错误类型
* [message] - 错误消息
* [file] - 发生错误所在的文件
* [line] - 发生错误所在的行
*/
static public function fatalError() {
if (@$e = error_get_last()) {
switch($e['type']){
case E_ERROR:
case E_PARSE:
case E_CORE_ERROR:
case E_COMPILE_ERROR:
case E_USER_ERROR:
ob_end_clean();
self::halt($e);
break;
}
}
}
/**
* 自定义错误处理
* @access public
* @param int $errno 错误类型
* @param string $errmsg 错误信息
* @param string $errfile 错误文件
* @param int $errline 错误行数
* @return void
*/
static public function appError($errno='', $errmsg='', $errfile='', $errline='') {
if (!APP_DEBUG)
{
$error_page = Config::$_config['error_page'];
if (!empty($error_page)) {
header("Location: " . $error_page);exit;
} else {
$errmsg = 'APP_DEBUG CLOSE, Please setting redirect URL';
}
}
@ob_end_clean();
$e['message'] = $errmsg;
$e['file'] = $errfile;
$e['line'] = $errline;
$exceptionFile = SKPHP_CORE.'Error/sk_exception.tpl';
include $exceptionFile;
exit;
}
/**
* 自定义异常处理
* @access public
* @param mixed $e 异常对象
*/
static public function appException($e) {
$error = array();
$error['message'] = $e->getMessage();
$trace = $e->getTrace();
if('E'==$trace[0]['function']) {
$error['file'] = $trace[0]['file'];
$error['line'] = $trace[0]['line'];
}else{
$error['file'] = $e->getFile();
$error['line'] = $e->getLine();
}
$error['trace'] = $e->getTraceAsString();
header('HTTP/1.1 404 Not Found');
header('Status:404 Not Found');
self::halt($error);
}
}
// 应用初始化
Application::run();