<?php
//thinkphp Routing definition rules
$route = array(
'news/:action/:year\d/:month/:day'=>'news/read?year=:2&month=:3&day=:4',
'news/:action^delete|update|insert/:year\d/:month/:day'=>array( 'news/read?extra=:2&status=1','year=:2&month=:3&day=:4'),
);
$url = 'http://www.test.com/index.php/news/read/2012/2/21/extraparam/test.html';
// suffix
$extension = 'html';
// known : $_SERVER['PATH_INFO'] = 'news/read/2012/2/21/extraparam/test.html';
$regx = 'news/read/2012/2/21/extraparam/test.html';
// Loop matches routing rules
foreach($route as $key=>$value){
// If the match is successful, the match is not continued
if(parseUrlRule($key,$value,$regx,$extension))
break;
}
// Running results: print $_GET
//Array
// (
// [actionName] => read
// [moduleName] => news
// [extra] => 2012
// [status] => 1
// [extraparam] => test
// [year] => 2012
// [month] => 2
// [day] => 21
// [finalUrl] => news/read?extra=2012&status=1&extraparam=test&year=2012&month=2&day=21
// )
// [Finished in 0.6s]
// Equivalent access : http://www.test.com/news/read?extra=2012&status=1&extraparam=test&year=2012&month=2&day=21
// It's going to be deployed index.php Hide, open apache Rewriting module of
// Rewrite rules : RewriteRule ^(.+)$ /index.php/$1
// After opening, apache Will automatically http:/www.test.com/news/read/2012/2/21/extraparam/test.html convert http:/www.test.com/index.php/news/read/2012/2/21/extraparam/test.html
/**
* @$rule string Routing rules
* @$route string The new address of the rule map
* @$regx string The address bar pathinfo string
* @$extension stirng Pseudo static extension name
* return bool
*/
function parseUrlRule($rule,$route,$regx,$extension=null){
// Remove the suffix name
!is_null($extension) && $regx = str_replace('.'.$extension,'',$regx);
// Put routing rules and addresses together , Split it into an array, and then match it item by item
$ruleArr = explode('/',$rule);
$regxArr = explode('/',$regx);
//$route Passed as an array, takes the first 1 a
$url = is_array($route) ? $route[0] : $route;
$match =true;
// Matching detection
foreach($ruleArr as $key=>$value){
if(strpos($value,':')===0){
if(substr($value,-2)=='\\d' && !is_numeric($regxArr[$key])){
$match = false;
break;
}elseif(strpos($value,'^')){
$stripArr = explode('|',trim(strstr($value,'^'),'^'));
if(in_array($regxArr[$key],$stripArr)){
$match = false;
break;
}
}
// Static items are not case sensitive
}elseif(strcasecmp($value, $regxArr[$key])!==0) {
$match = false;
break;
}
}
// The match is successful
if($match){
// Writes a dynamic variable to an array $matches , while removing the static match
foreach($ruleArr as $key=>$value){
if(strpos($value,':')===0){
// Gets dynamic variables as array subscripts
if(substr($value,-2,1)=='\\')
$matchKey = substr($value,1,-2);
elseif($pos=strpos($value,'^'))
$matchKey =substr($value,1,$pos-1);
else
$matchKey = substr($value,1);
$matches[$matchKey] = array_shift($regxArr);
}else
array_shift($regxArr); // Removes static matches
}
// Gets a value in an array for substitution with a subpattern
$values = array_values($matches);
// Regular matching replacement , You need to use the 'e' As a modifier
$url = preg_replace('/:(\d+)/e','$values[\\1-1]',$url);
// parsing url format : grouping / The module / operation ?key1=value1&key2=value2
if(strpos($url,'?')!==false){
// grouping / The module / operation ?key1=value1&key2=value2
$arr = parse_url($url);
$paths = explode('/',$arr['path']);
parse_str($arr['query'],$queryArr);
}elseif(strpos($url,'/')!==false) // grouping / The module / operation )
$paths = explode('/',$url);
else // key1=value1&key2=value2
parse_str($url,$queryArr);
// To obtain grouping The module operation
if(!empty($paths)){
$var['actionName'] = array_pop($paths);
$var['moduleName'] = array_pop($paths);
if(!empty($paths)){
$groupList = 'Home,Admin';
$temp = array_pop($paths);
if(in_array($temp,explode(',',$groupList)))
$var['groupName'] = $temp;
}
}
// Merged to GET Array for easy global call
$_GET = array_merge($_GET,$var);
// Consolidation parameters
if(isset($queryArr))
$_GET = array_merge($_GET,$queryArr);
// matching url The remaining parameters in the
preg_replace('/(\w+)\/([^,\/]+)/e','$tempArr[\'\\1\']=\'\\2\'',implode('/',$regxArr));
if(!empty($tempArr))
$_GET = array_merge($_GET,$tempArr);
//route If it's an array
if(is_array($route)){
$route[1]=preg_replace('/:(\d+)/e','$values[\\1-1]',$route[1]);
parse_str($route[1],$var);
$_GET = array_merge($_GET,$var);
strpos($url,'?')!==false ? $der ='&' : $der='?';
// Finally write to $_GET Parameters, including 3 A part of
//1. Address bar remaining parameters
//2. Parameters in the route address
//3.$route It's the first in an array 2 A parameter
if(!empty($tempArr))
$var = array_merge($tempArr,$var);
$url .=$der.http_build_query($var);
}
$_GET['finalUrl'] = $url;
// ensure $_REQUEST Can also access
$_REQUEST = array_merge($_REQUEST,$_GET);
// The results of
print_r($_GET);
return true;
}
return $match;
}
// Here is the regular routing code:
$rule = '/news\/read\/(\d+)\/(\d+)\/(\d+)/';
$route ='news/read?year=:1&month=:2&day=:3';
$regx = 'news/read/2012/2/21/extraparam/test.html';
$extension = 'html';
parseUrlRuleRegx($rule,$route,$regx,$extension);
/**
* @$rule string Routing rules
* @$route string The new address of the rule map
* @$regx string The address bar pathinfo string
* @$extension stirng Pseudo static extension name
* return bool
*/
function parseUrlRuleRegx($rule,$route,$regx,$extension=null){
!is_null($extension) && $regx = str_replace('.'.$extension,'',$regx);
$url = is_array($route) ? $route[0] : $route;
if(preg_match($rule,$regx,$matches)){
$url = preg_replace('/:(\d+)/e','$matches[\\1]',$url);
}else
return false;
// parsing url format : grouping / The module / operation ?key1=value1&key2=value2
if(strpos($url,'?')!==false){
// grouping / The module / operation ?key1=value1&key2=value2
$arr = parse_url($url);
$paths = explode('/',$arr['path']);
parse_str($arr['query'],$queryArr);
}elseif(strpos($url,'/')!==false) // grouping / The module / operation )
$paths = explode('/',$url);
else // key1=value1&key2=value2
parse_str($url,$queryArr);
// To obtain grouping The module operation
if(!empty($paths)){
$var['actionName'] = array_pop($paths);
$var['moduleName'] = array_pop($paths);
if(!empty($paths)){
$groupList = 'Home,Admin';
$temp = array_pop($paths);
if(in_array($temp,explode(',',$groupList)))
$var['groupName'] = $temp;
}
}
// Merged to GET Array for easy global call
$_GET = array_merge($_GET,$var);
if(isset($queryArr))
$_GET = array_merge($_GET,$queryArr);
// Matches the remaining parameters
$regx = str_replace($matches[0],'',$regx);
preg_replace('/(\w+)\/([^,\/]+)/e','$tempArr[\'\\1\']=\'\\2\'',$regx);
if(!empty($tempArr)){
$_GET = array_merge($_GET,$tempArr);
strpos($url,'?')!==false ? $der='&':$der='?';
$url .=$der.http_build_query($tempArr);
}
if(is_array($route)){
$route[1] = preg_replace('/:(\d+)/e','$matches[\\1]',$route[1]);
parse_str($route[1],$var);
if(!empty($var)){
!empty($queryArr) && $var =array_merge($queryArr,$var);
$_GET= array_merge($_GET,$var);
}
strpos($url,'?')!==false ? $der='&':$der='?';
$url .=$der.http_build_query($var);
}
$_GET['finalUrl'] = $url;
print_r($_GET);
$_REQUEST = array_merge($_GET,$_REQUEST);
return true;
}
// Running results:
//Array
// (
// [actionName] => read
// [moduleName] => news
// [year] => 2012
// [month] => 2
// [day] => 21
// [extraparam] => test
// [finalUrl] => news/read?year=2012&month=2&day=21&extraparam=test
// )
// [Finished in 0.1s]