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| function I($name,$default='',$filter=null,$datas=null) { if(strpos($name,'/')){ list($name,$type) = explode('/',$name,2); } if(strpos($name,'.')) { list($method,$name) = explode('.',$name,2); }else{ $method = 'param'; } switch(strtolower($method)) { case 'get' : $input =& $_GET;break; case 'post' : $input =& $_POST;break; case 'put' : parse_str(file_get_contents('php://input'), $input);break; case 'param' : switch($_SERVER['REQUEST_METHOD']) { case 'POST': $input = $_POST; break; case 'PUT': parse_str(file_get_contents('php://input'), $input); break; default: $input = $_GET; } break; case 'path' : $input = array(); if(!empty($_SERVER['PATH_INFO'])){ $depr = C('URL_PATHINFO_DEPR'); $input = explode($depr,trim($_SERVER['PATH_INFO'],$depr)); } break; case 'request' : $input =& $_REQUEST; break; case 'session' : $input =& $_SESSION; break; case 'cookie' : $input =& $_COOKIE; break; case 'server' : $input =& $_SERVER; break; case 'globals' : $input =& $GLOBALS; break; case 'data' : $input =& $datas; break; default: return NULL; } if(''==$name) { $data = $input; $filters = isset($filter)?$filter:C('DEFAULT_FILTER'); if($filters) { if(is_string($filters)){ $filters = explode(',',$filters); } foreach($filters as $filter){ $data = array_map_recursive($filter,$data); } } }elseif(isset($input[$name])) { $data = $input[$name]; $filters = isset($filter)?$filter:C('DEFAULT_FILTER'); if($filters) { if(is_string($filters)){ $filters = explode(',',$filters); }elseif(is_int($filters)){ $filters = array($filters); } foreach($filters as $filter){ if(function_exists($filter)) { $data = is_array($data) ? array_map_recursive($filter,$data) : $filter($data); }elseif(0===strpos($filter,'/')){ if(1 !== preg_match($filter,(string)$data)){ return isset($default) ? $default : NULL; } }else{ $data = filter_var($data,is_int($filter) ? $filter : filter_id($filter)); if(false === $data) { return isset($default) ? $default : NULL; } } } } if(!empty($type)){ switch(strtolower($type)){ case 's': $data = (string)$data; break; case 'a': $data = (array)$data; break; case 'd': $data = (int)$data; break; case 'f': $data = (float)$data; break; case 'b': $data = (boolean)$data; break; } } }else{ $data = isset($default)?$default:NULL; } is_array($data) && array_walk_recursive($data,'think_filter'); return $data; }
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