phpcms 框架源码分析

phpcms框架总结(各种文件的引用)1 index php 引入base php creat_app();2 creat_app()  return

//

phpcms框架总结(各种文件的引用)

  1.index.php 引入base.php  creat_app();

  2.creat_app()  return self::load_sys_class('application');

  3.application 引入param.class.php 参数处理,和cookie

  application method_exists函数判断有没有init()方法

//

 

index.php

  <?php

  define('PHPCMS_PATH', dirname(__FILE__).DIRECTORY_SEPARATOR);

  include PHPCMS_PATH.'/phpcms/base.php';

  pc_base::creat_app();

  ?>

//PHPCMS框架入口文件

base.php

  define('IN_PHPCMS', true);

  //PHPCMS框架路径
  define('PC_PATH', dirname(__FILE__).DIRECTORY_SEPARATOR);

  if(!defined('PHPCMS_PATH')) define('PHPCMS_PATH', PC_PATH.'..'.DIRECTORY_SEPARATOR);

  //缓存文件夹地址
  define('CACHE_PATH', PHPCMS_PATH.'caches'.DIRECTORY_SEPARATOR);
  //主机协议
  define('SITE_PROTOCOL', isset($_SERVER['SERVER_PORT']) && $_SERVER['SERVER_PORT'] == '443' ? 'https://' : 'http://');
  //当前访问的主机名
  define('SITE_URL', (isset($_SERVER['HTTP_HOST']) ? $_SERVER['HTTP_HOST'] : ''));
  //来源
  define('HTTP_REFERER', isset($_SERVER['HTTP_REFERER']) ? $_SERVER['HTTP_REFERER'] : '');

  //系统开始时间
  define('SYS_START_TIME', microtime());

  //加载公用函数库
  pc_base::load_sys_func('global');
  pc_base::load_sys_func('extention');
  pc_base::auto_load_func();

  pc_base::load_config('system','errorlog') ? set_error_handler('my_error_handler') : error_reporting(E_ERROR | E_WARNING | E_PARSE);
  //设置本地时差
  function_exists('date_default_timezone_set') && date_default_timezone_set(pc_base::load_config('system','timezone'));

  define('CHARSET' ,pc_base::load_config('system','charset'));
  //输出页面字符集
  header('Content-type: text/html; charset='.CHARSET);

  define('SYS_TIME', time());
  //定义网站根路径
  define('WEB_PATH',pc_base::load_config('system','web_path'));
  //js 路径
  define('JS_PATH',pc_base::load_config('system','js_path'));
  //css 路径
  define('CSS_PATH',pc_base::load_config('system','css_path'));
  //img 路径
  define('IMG_PATH',pc_base::load_config('system','img_path'));
  //动态程序路径
  define('APP_PATH',pc_base::load_config('system','app_path'));

  //应用静态文件路径
  define('PLUGIN_STATICS_PATH',WEB_PATH.'statics/plugin/');

  if(pc_base::load_config('system','gzip') && function_exists('ob_gzhandler')) {
  ob_start('ob_gzhandler');
  } else {
  ob_start();
  }

class pc_base {

/**
* 初始化应用程序
*/
public static function creat_app() {
return self::load_sys_class('application');
}
/**
* 加载系统类方法
* @param string $classname 类名
* @param string $path 扩展地址
* @param intger $initialize 是否初始化
*/
public static function load_sys_class($classname, $path = '', $initialize = 1) {
return self::_load_class($classname, $path, $initialize);
}

/**
* 加载应用类方法
* @param string $classname 类名
* @param string $m 模块
* @param intger $initialize 是否初始化
*/
public static function load_app_class($classname, $m = '', $initialize = 1) {
$m = empty($m) && defined('ROUTE_M') ? ROUTE_M : $m;
if (empty($m)) return false;
return self::_load_class($classname, 'modules'.DIRECTORY_SEPARATOR.$m.DIRECTORY_SEPARATOR.'classes', $initialize);
}

/**
* 加载数据模型
* @param string $classname 类名
*/
public static function load_model($classname) {
return self::_load_class($classname,'model');
}

/**
* 加载类文件函数
* @param string $classname 类名
* @param string $path 扩展地址
* @param intger $initialize 是否初始化
*/
private static function _load_class($classname, $path = '', $initialize = 1) {
static $classes = array();
if (empty($path)) $path = 'libs'.DIRECTORY_SEPARATOR.'classes';

$key = md5($path.$classname);
if (isset($classes[$key])) {
if (!empty($classes[$key])) {
return $classes[$key];
} else {
return true;
}
}
if (file_exists(PC_PATH.$path.DIRECTORY_SEPARATOR.$classname.'.class.php')) {
include PC_PATH.$path.DIRECTORY_SEPARATOR.$classname.'.class.php';
$name = $classname;
if ($my_path = self::my_path(PC_PATH.$path.DIRECTORY_SEPARATOR.$classname.'.class.php')) {
include $my_path;
$name = 'MY_'.$classname;
}
if ($initialize) {
$classes[$key] = new $name;
} else {
$classes[$key] = true;
}
return $classes[$key];
} else {
return false;
}
}

/**
* 加载系统的函数库
* @param string $func 函数库名
*/
public static function load_sys_func($func) {
return self::_load_func($func);
}

/**
* 自动加载autoload目录下函数库
* @param string $func 函数库名
*/
public static function auto_load_func($path='') {
return self::_auto_load_func($path);
}

/**
* 加载应用函数库
* @param string $func 函数库名
* @param string $m 模型名
*/
public static function load_app_func($func, $m = '') {
$m = empty($m) && defined('ROUTE_M') ? ROUTE_M : $m;
if (empty($m)) return false;
return self::_load_func($func, 'modules'.DIRECTORY_SEPARATOR.$m.DIRECTORY_SEPARATOR.'functions');
}

/**
* 加载插件类库
*/
public static function load_plugin_class($classname, $identification = '' ,$initialize = 1) {
$identification = empty($identification) && defined('PLUGIN_ID') ? PLUGIN_ID : $identification;
if (empty($identification)) return false;
return pc_base::load_sys_class($classname, 'plugin'.DIRECTORY_SEPARATOR.$identification.DIRECTORY_SEPARATOR.'classes', $initialize);
}

/**
* 加载插件函数库
* @param string $func 函数文件名称
* @param string $identification 插件标识
*/
public static function load_plugin_func($func,$identification) {
static $funcs = array();
$identification = empty($identification) && defined('PLUGIN_ID') ? PLUGIN_ID : $identification;
if (empty($identification)) return false;
$path = 'plugin'.DIRECTORY_SEPARATOR.$identification.DIRECTORY_SEPARATOR.'functions'.DIRECTORY_SEPARATOR.$func.'.func.php';
$key = md5($path);
if (isset($funcs[$key])) return true;
if (file_exists(PC_PATH.$path)) {
include PC_PATH.$path;
} else {
$funcs[$key] = false;
return false;
}
$funcs[$key] = true;
return true;
}

/**
* 加载插件数据模型
* @param string $classname 类名
*/
public static function load_plugin_model($classname,$identification) {
$identification = empty($identification) && defined('PLUGIN_ID') ? PLUGIN_ID : $identification;
$path = 'plugin'.DIRECTORY_SEPARATOR.$identification.DIRECTORY_SEPARATOR.'model';
return self::_load_class($classname,$path);
}

/**
* 加载函数库
* @param string $func 函数库名
* @param string $path 地址
*/
private static function _load_func($func, $path = '') {
static $funcs = array();
if (empty($path)) $path = 'libs'.DIRECTORY_SEPARATOR.'functions';
$path .= DIRECTORY_SEPARATOR.$func.'.func.php';
$key = md5($path);
if (isset($funcs[$key])) return true;
if (file_exists(PC_PATH.$path)) {
include PC_PATH.$path;
} else {
$funcs[$key] = false;
return false;
}
$funcs[$key] = true;
return true;
}

/**
* 加载函数库
* @param string $func 函数库名
* @param string $path 地址
*/
private static function _auto_load_func($path = '') {
if (empty($path)) $path = 'libs'.DIRECTORY_SEPARATOR.'functions'.DIRECTORY_SEPARATOR.'autoload';
$path .= DIRECTORY_SEPARATOR.'*.func.php';
$auto_funcs = glob(PC_PATH.DIRECTORY_SEPARATOR.$path);
if(!empty($auto_funcs) && is_array($auto_funcs)) {
foreach($auto_funcs as $func_path) {
include $func_path;
}
}
}
/**
* 是否有自己的扩展文件
* @param string $filepath 路径
*/
public static function my_path($filepath) {
$path = pathinfo($filepath);
if (file_exists($path['dirname'].DIRECTORY_SEPARATOR.'MY_'.$path['basename'])) {
return $path['dirname'].DIRECTORY_SEPARATOR.'MY_'.$path['basename'];
} else {
return false;
}
}

/**
* 加载配置文件
* @param string $file 配置文件
* @param string $key 要获取的配置荐
* @param string $default 默认配置。当获取配置项目失败时该值发生作用。
* @param boolean $reload 强制重新加载。
*/
public static function load_config($file, $key = '', $default = '', $reload = false) {
static $configs = array();
if (!$reload && isset($configs[$file])) {
if (empty($key)) {
return $configs[$file];
} elseif (isset($configs[$file][$key])) {
return $configs[$file][$key];
} else {
return $default;
}
}
$path = CACHE_PATH.'configs'.DIRECTORY_SEPARATOR.$file.'.php';
if (file_exists($path)) {
$configs[$file] = include $path;
}
if (empty($key)) {
return $configs[$file];
} elseif (isset($configs[$file][$key])) {
return $configs[$file][$key];
} else {
return $default;
}
}
}

//PHPCMS应用程序创建类

application.class.php 

 

class application {

/**
* 构造函数
*/
public function __construct() {
$param = pc_base::load_sys_class('param');
define('ROUTE_M', $param->route_m());
define('ROUTE_C', $param->route_c());
define('ROUTE_A', $param->route_a());
$this->init();
}

/**
* 调用件事
*/
private function init() {
$controller = $this->load_controller();
if (method_exists($controller, ROUTE_A)) {
if (preg_match('/^[_]/i', ROUTE_A)) {
exit('You are visiting the action is to protect the private action');
} else {
call_user_func(array($controller, ROUTE_A));
}
} else {
exit('Action does not exist.');
}
}

/**
* 加载控制器
* @param string $filename
* @param string $m
* @return obj
*/
private function load_controller($filename = '', $m = '') {
if (empty($filename)) $filename = ROUTE_C;
if (empty($m)) $m = ROUTE_M;
$filepath = PC_PATH.'modules'.DIRECTORY_SEPARATOR.$m.DIRECTORY_SEPARATOR.$filename.'.php';
if (file_exists($filepath)) {
$classname = $filename;
include $filepath;
if ($mypath = pc_base::my_path($filepath)) {
$classname = 'MY_'.$filename;
include $mypath;
}
if(class_exists($classname)){
return new $classname;
}else{
exit('Controller does not exist.');
}
} else {
exit('Controller does not exist.');
}
}
}

param.class.php参数处理类

class param {

//路由配置
private $route_config = '';

public function __construct() {
if(!get_magic_quotes_gpc()) {
$_POST = new_addslashes($_POST);
$_GET = new_addslashes($_GET);
$_REQUEST = new_addslashes($_REQUEST);
$_COOKIE = new_addslashes($_COOKIE);
}

$this->route_config = pc_base::load_config('route', SITE_URL) ? pc_base::load_config('route', SITE_URL) : pc_base::load_config('route', 'default');

if(isset($this->route_config['data']['POST']) && is_array($this->route_config['data']['POST'])) {
foreach($this->route_config['data']['POST'] as $_key => $_value) {
if(!isset($_POST[$_key])) $_POST[$_key] = $_value;
}
}
if(isset($this->route_config['data']['GET']) && is_array($this->route_config['data']['GET'])) {
foreach($this->route_config['data']['GET'] as $_key => $_value) {
if(!isset($_GET[$_key])) $_GET[$_key] = $_value;
}
}
if(isset($_GET['page'])) {
$_GET['page'] = max(intval($_GET['page']),1);
$_GET['page'] = min($_GET['page'],1000000000);
}
return true;
}

/**
* 获取模型
*/
public function route_m() {
$m = isset($_GET['m']) && !empty($_GET['m']) ? $_GET['m'] : (isset($_POST['m']) && !empty($_POST['m']) ? $_POST['m'] : '');
$m = $this->safe_deal($m);
if (empty($m)) {
return $this->route_config['m'];
} else {
if(is_string($m)) return $m;
}
}

/**
* 获取控制器
*/
public function route_c() {
$c = isset($_GET['c']) && !empty($_GET['c']) ? $_GET['c'] : (isset($_POST['c']) && !empty($_POST['c']) ? $_POST['c'] : '');
$c = $this->safe_deal($c);
if (empty($c)) {
return $this->route_config['c'];
} else {
if(is_string($c)) return $c;
}
}

/**
* 获取事件
*/
public function route_a() {
$a = isset($_GET['a']) && !empty($_GET['a']) ? $_GET['a'] : (isset($_POST['a']) && !empty($_POST['a']) ? $_POST['a'] : '');
$a = $this->safe_deal($a);
if (empty($a)) {
return $this->route_config['a'];
} else {
if(is_string($a)) return $a;
}
}

/**
* 设置 cookie
* @param string $var 变量名
* @param string $value 变量值
* @param int $time 过期时间
*/
public static function set_cookie($var, $value = '', $time = 0) {
$time = $time > 0 ? $time : ($value == '' ? SYS_TIME - 3600 : 0);
$s = $_SERVER['SERVER_PORT'] == '443' ? 1 : 0;
$var = pc_base::load_config('system','cookie_pre').$var;
$_COOKIE[$var] = $value;
if (is_array($value)) {
foreach($value as $k=>$v) {
setcookie($var.'['.$k.']', sys_auth($v, 'ENCODE'), $time, pc_base::load_config('system','cookie_path'), pc_base::load_config('system','cookie_domain'), $s);
}
} else {
setcookie($var, sys_auth($value, 'ENCODE'), $time, pc_base::load_config('system','cookie_path'), pc_base::load_config('system','cookie_domain'), $s);
}
}

/**
* 获取通过 set_cookie 设置的 cookie 变量
* @param string $var 变量名
* @param string $default 默认值
* @return mixed 成功则返回cookie 值,否则返回 false
*/
public static function get_cookie($var, $default = '') {
$var = pc_base::load_config('system','cookie_pre').$var;
return isset($_COOKIE[$var]) ? sys_auth($_COOKIE[$var], 'DECODE') : $default;
}

/**
* 安全处理函数
* 处理m,a,c
*/
private function safe_deal($str) {
return str_replace(array('/', '.'), '', $str);
}

}
?>

//路由配置文件

route.php

return array(
'default'=>array('m'=>'content', 'c'=>'index', 'a'=>'init'),
);

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