微博客户端 php 所写

<?php /************************************************** * Created: 2010-06-08 * * 框架核心文件 * * @Xweibo (C)1996-2099 SINA Inc. * @Author xionghui <xionghui1@staff.sina.com.cn> * ***************************************************/ class APP { //------------------------------------------------------------------ function APP(){ } //------------------------------------------------------------------ /** * 初始化 APP * @return 无返回值 */ function init(){ static $is_init; if ($is_init) {return true;} APP::_initConfig(); APP::_initRouteVar(); APP::_aclCheck(); APP::_doPreActions(); $is_init = true; } //------------------------------------------------------------------ /// 访问控制检查 function _aclCheck(){ $entry = V('-:aclTable/E'); // 入口控制配置不为空 if ( is_array($entry) && !empty($entry) ){ foreach($entry as $e){ } } $ips = V('-:aclTable/IP'); // IP控制配置不为空 if ( is_array($ips) && !empty($ips) ){ foreach($ips as $ip){ } } } //------------------------------------------------------------------ /// 解释路由模式为 rewrite 时的 GET 变量 function _initRouteVar(){ if ( !in_array(R_MODE,array(2,3))) {return true;} $ss = trim(V('S:PATH_INFO',''),'/'); if (empty($ss)) {return true;} if (preg_match_all("#/([a-z0-9_]+)-([^/]+)#sim",$ss,$pv)){ foreach ($pv[1] as $i=>$ni){ // echo " $ni => ".($pv[2][$i])."\n"; //urldecode $_GET[$ni] = urldecode($pv[2][$i]); $_REQUEST[$ni] = urldecode($pv[2][$i]); V('g:'.$ni, $_GET[$ni], true); V('r:'.$ni, $_GET[$ni], true); } } } //------------------------------------------------------------------ /** * 初始化配置 * @return 无返回值 */ function _initConfig(){ if (!is_array($GLOBALS[V_GLOBAL_NAME])){ $GLOBALS[V_GLOBAL_NAME] = array(); } if (APP::V('g:'.V_AJAX_FLAG_NAME, false)){ define('IS_IN_AJAX', true); }else{ define('IS_IN_AJAX', false); } // 兼容 WIN 服务器中的 \ 路径问题 if (PHP_OS=='WINNT'){ $v1 = str_replace('\\','/',V('S:DOCUMENT_ROOT')); $v2 = str_replace('\\','/',V('S:SCRIPT_FILENAME')); V('S:DOCUMENT_ROOT',$v1,true); V('s:DOCUMENT_ROOT',$v1,true); V('S:SCRIPT_FILENAME',$v2,true); V('s:SCRIPT_FILENAME',$v2,true); } // parse base url /* $p = V("s:SERVER_PORT")=='80' ? '' : ':'.V("s:SERVER_PORT"); $s = V("s:SCRIPT_NAME"); $baseUrl = 'http://' . V("s:HTTP_HOST") . $p . "/" . ltrim(substr($s,0,strrpos($s,"/")),"/"); define('W_BASE_URL',rtrim($baseUrl,"/ ") . "/" ); */ $p = V("s:SERVER_PORT")=='80' ? '' : ':'.V("s:SERVER_PORT"); define('W_BASE_HTTP','http://' . V("s:HTTP_HOST") ); define('W_BASE_URL',preg_replace("#/[^/]+$#",'/',str_replace(V('S:DOCUMENT_ROOT'),'',V('S:SCRIPT_FILENAME')))); define('W_BASE_FILENAME', basename(V('S:SCRIPT_FILENAME'))); } //------------------------------------------------------------------ /** * APP::request(); 处理用户请求 * @param $halt 执行完请求后是否退出 * @return 无返回值 */ function request($halt=false){ APP::M(APP::getRequestRoute()); if ($halt) exit; } //------------------------------------------------------------------ /** * APP::getRequestRoute(); 从当前请求中取得模块路由信息 * @param $is_acc 是否以数组的形式返回 * @return requestRoute */ function getRequestRoute($is_acc=false){ //-------------------------------------------------------------- $m = ""; if ( R_MODE == 0 ){ $m = APP::V("g:".R_GET_VAR_NAME); $m = $m ? $m : R_DEF_MOD; } //-------------------------------------------------------------- if ( R_MODE == 1 ){ $m = ltrim(APP::V("s:PATH_INFO")," /"); $m = $m ? $m : R_DEF_MOD; } //-------------------------------------------------------------- if ( R_MODE == 2 ){ $ss = trim(V('S:PATH_INFO',''),'/'); if (empty($ss)) { $m = R_DEF_MOD; }else{ preg_match("#^([a-z_][a-z0-9_\./]*/|)([a-z0-9_]+)(?:\.([a-z_][a-z0-9_]*))?(?:/|\$)#sim",$ss,$mm); //print_r($mm); $m = trim($mm[0], '/'); } } //-------------------------------------------------------------- if ( R_MODE == 3 ){ $m = APP::V("g:".R_GET_VAR_NAME); if ( empty($m) ){ $ss = trim(V('S:PATH_INFO',''),'/'); if (empty($ss)) { $m = R_DEF_MOD; }else{ preg_match("#^([a-z_][a-z0-9_\./]*/|)([a-z0-9_]+)(?:\.([a-z_][a-z0-9_]*))?(?:/|\$)#sim",$ss,$mm); $m = trim($mm[0], '/'); } } } //-------------------------------------------------------------- if (!empty($m)) { if (!$is_acc) { return $m; }else{ $r = APP::_parseRoute($m); return array('path'=>$r[1], 'class'=>$r[2], 'function'=>$r[3]); } } //-------------------------------------------------------------- trigger_error("Unknow route type: [ ".R_TYPE." ]", E_USER_ERROR); } //------------------------------------------------------------------ /** * APP::gerRuningRoute(); * 获取当前正在执行的 mRoute * @param $is_acc 是否以数组的形式返回 */ function getRuningRoute($is_acc=false){ $m = APP::getData('RuningRoute'); return ($is_acc) ? $m : $m['path'].$m['class'].".".$m['function'] ; } //------------------------------------------------------------------ /** * APP::addPreAction($doRoute, $type, $args=false); * 此方法必须在 APP::init();之前执行 * @param $doRoute 模块路由，如 demo/index.show * @param $type 模块类型，可选值为： m , f , c ; 分别表示 模块 函数 和 类库 * @param $args 模块所需要的参数，统一用数据传递，$type 为 m 时无效 * @param $except 例外模块，在这些模块中 将不执行此预处理程序 默认为空 可以是数组或者字符串 * @return 无返回值 */ function addPreDoAction($doRoute, $type, $args=array(), $except='') { APP::setData($doRoute . ',' . $type, array($doRoute,$type, $args, $except), '_PreDoActions'); } //------------------------------------------------------------------ /// 处理预加载模块 function _doPreActions() { $as = APP::getData(false,'_PreDoActions'); if (empty($as) || !is_array($as)) {return true;} foreach($as as $v ){ $route = trim($v[0]); $type = strtoupper($v[1]); $arg = $v[2]; $noRun = $v[3]; if (!empty($noRun)){ if (!is_array($noRun)) { $noRun = array($v[3]); } //print_r($noRun);exit; if (in_array(APP::getRequestRoute(),$noRun)){ continue;} } switch ($type) { case 'M' : APP::M($route); break; case 'C' : $rData = APP::_parseRoute($route); $c = APP::N($rData[2]); $c->$rData[3]($arg); break; case 'F' : APP::F($route,$arg); break; default : trigger_error("Unknow preDoAction type: [ ".$type." ]", E_USER_ERROR); break; } } } //------------------------------------------------------------------ /** * APP::setData($k,$v=false,$category='STATIC_STORE'); * 保存一个静态全局数据 */ function setData($k,$v=false,$category='STATIC_STORE'){ if (!is_array($GLOBALS[V_GLOBAL_NAME])){ $GLOBALS[V_GLOBAL_NAME] = array(); } if (!is_array($GLOBALS[V_GLOBAL_NAME][$category])){ $GLOBALS[V_GLOBAL_NAME][$category] = array(); } if (is_array($k)){ $GLOBALS[V_GLOBAL_NAME][$category] = array_merge($GLOBALS[V_GLOBAL_NAME][$category], $k); }else{ $GLOBALS[V_GLOBAL_NAME][$category][$k] = $v; } } //------------------------------------------------------------------ /** * APP::getData($k=false, $category='STATIC_STORE'); * 获取一个静态存储数据 */ function getData($k=false, $category='STATIC_STORE'){ if (!is_array($GLOBALS[V_GLOBAL_NAME][$category])){ $GLOBALS[V_GLOBA