Framework url Parsing method-PHP source code

Framework url parsing jumps

_ Module = ''; $ this-> _ controller = C ('defaultcontroller'); $ this-> _ action = C ('defaultaction '); $ this-> _ rules = C ('urlmanager => rules');}/*** get model name **/public function getModule () {return $ this-> _ module;}/*** get controller name **/public function getController () {return $ this-> _ controller ;} /*** get action name **/public function getAction () {return $ this-> _ action;}/*** sets the array of request parameters, resolve second-level domain name **/private function parse () {// first check second-level domain name $ modul Es = C ('modules'); if ($ modules) // check {$ host = $ _ SERVER ['http _ host'] only when the module is set; if (C ('domain ') & $ pos = strpos ($ host, C ('domain') {$ preffix = substr ($ host, 0, $ pos-1); if ($ pos = strrpos ($ preffix ,'. ') {$ preffix = substr ($ preffix, $ pos);} if (in_array ($ preffix, $ modules )) {$ this-> _ module = $ preffix; }}}/*** resolve common parameters **/private function parseParam ($ controllerObj) {$ num = count ($ this-> _ requestParam); if ($ num = 0) return; For ($ I = 0, $ num = count ($ this-> _ requestParam); $ isetParam ($ this-> _ requestParam [$ I], $ this-> _ requestParam [$ I + 1]);}/*** url parsing rule * 1. 'variable/varialbe: regexp> '=> 'Controller/action', * 2. 'variable/variable' => 'Controller/action', * 3. 'variable/variable/: varialbe | regexp '=> 'Controller/action', * 4. 'variable/: variable | regexp/varialbe '=> 'Controller/action', * 5. 'variable/variable/* '=> 'Controller/action', * des C: starts with a variable. | the subsequent regular expression is of the variable matching type. if not, it is an arbitrary variable **/private function rule () {$ parseParam = array (); $ requestParamNum = count ($ this-> _ requestParam); foreach ($ this-> _ rules as $ rule => $ path) {$ ruleParam = explode ('/', $ rule); $ ruleParamNum = count ($ ruleParam); if ($ ruleParam [$ ruleParamNum-1] = '*' & $ requestParamNum> = $ ruleParamNum-1) | $ requestParamNum ==$ ruleParamNum) // rule meets the initial conditions {foreach ($ ruleParam as $ key => $ valu E) {if ($ value = '*') {break;} if (substr ($ value, 0, 1) = ':') {$ value = substr ($ value, 1); if (strpos ($ value, '|') {list ($ value, $ regexp) = explode ('| ', $ value); if (! Preg_match ("/$ regexp/", $ this-> _ requestParam [$ key]) {$ parseParam = array (); break ;}} $ parseParam [] = $ value; // parameter name $ parseParam [] = $ this-> _ requestParam [$ key]; // parameter value} else if (strcasecmp ($ value, $ this-> _ requestParam [$ key]) {$ parseParam = array (); break ;}} if ($ parseParam) {$ pathParam = explode ('/', $ path); break ;}} if ($ parseParam & $ key = $ ruleParamNum-1) // match {if ($ ruleParam [$ ruleParamNum-1] = '*'&& $ RequestParamNum >=$ ruleParamNum) {for (; $ key_requestParam [$ key] ;}$ this-> _ requestParam = array_merge ($ pathParam, $ parseParam ); unset ($ parseParam) ;}/ *** execution controller method **/public function run () {$ this-> parse (); if ($ _ SERVER ['request _ URI ']) {$ this-> _ requestParam = explode ('/', trim ($ _ SERVER ['request _ URI'], '/'); if ($ this-> _ rules) // There are routing rules {$ this-> rule (); // this request meets the routing rules} if ($ modules & $ this-> _ module = ''& in_arr Ay ($ this-> _ requestParam [0], $ modules) {$ this-> _ module = $ this-> _ requestParam [0]; array_shift ($ this-> _ requestParam);} // print_r ($ this-> _ requestParam); $ controllerPath = APP_PATH.DS. ($ this-> _ module? 'Modules '. DS. $ this-> _ module. DS :''). 'controllers '. DS; if (file_exists ($ controllerPath. $ this-> _ requestParam [0]. 'controller. class. php ') {$ this-> _ controller = $ this-> _ requestParam [0]; array_shift ($ this-> _ requestParam );}} $ controllerClass = $ this-> _ controller. 'controller'; import ($ controllerClass, $ controllerPath, 'class'); $ controllerObj = new $ controllerClass ($ this); $ this-> _ requestParam [0]; if ($ this-> _ reque StParam [0] & method_exists ($ controllerObj, $ this-> _ requestParam [0]. 'action') {$ this-> _ Action = $ this-> _ requestParam [0]; array_shift ($ this-> _ requestParam );} $ this-> parseParam ($ controllerObj); // try {$ action = $ this-> _ action. 'action'; $ controllerObj-> $ Action ();} catch (Exception $ e) {$ this-> rediretUrl ('/');}} /*** url redirection **/public function rediret ($ url) {header ('Location :'. $ url);}/*** url generation method, which requires reverse resolution Rule **/public function url ($ controller, $ action, $ param, $ module = '') {$ urlPath = $ controller. '/'. $ action; if ($ module) $ urlPath = $ module. '/'. $ urlPath; $ parseParam = array (); if ($ this-> _ rules) {$ ruleArr = array (); foreach ($ this-> _ rules as $ rule => $ path) {if ($ path = $ urlPath) {$ ruleArr [] = $ rule ;}} if ($ ruleArr) {foreach ($ ruleArr as $ rule) {$ ruleParam = explode ('/', $ rule); foreach ($ ruleParam as $ key => $ valu E) {if (substr ($ value, 0, 1) = ':') {$ value = substr ($ value, 1); if (strpos ($ value, '|') {list ($ value, $ regexp) = explode ('|', $ value);} else {$ regexp = '';} if (isset ($ param [$ value]) & (! $ Regexp | preg_match ("/$ regexp/", $ param [$ value]) {$ parseParam [] = $ param [$ value]; unset ($ param [$ value]);} else {$ parseParam = array (); break;} else {$ parseParam [] = $ value ;}} if ($ parseParam) break;} // foreach ($ ruleArr as $ rule) if ($ parseParam) $ urlPath = implode ('/', $ parseParam );} // if ($ ruleArr)} // if ($ this-> _ rules) if ($ param) {foreach ($ param as $ key => $ value) {$ urlPath. = '/'. $ key. '/'. $ value ;}} return $ urlPath ;}}