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<?php |
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namespace Teto\Routing; |
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/** |
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* Router |
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* |
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* @author USAMI Kenta <[email protected]> |
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* @copyright 2016 BaguetteHQ |
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* @license http://www.apache.org/licenses/LICENSE-2.0 Apache-2.0 |
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*/ |
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class Router |
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{ |
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const _ext = '?ext'; |
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const _sep = "\x1E"; |
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/** @var \Teto\Routing\Action[] */ |
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public $variable_actions = []; |
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/** @var \Teto\Routing\Action[][] */ |
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public $fixed_actions = []; |
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/** @var \Teto\Routing\Action[] */ |
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public $named_actions = []; |
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/** @var array */ |
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public $error_action = []; |
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public function __set($name, $value) |
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{ |
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throw new \OutOfRangeException("Unexpected key:'$name'"); |
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} |
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/** |
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* @param array $route_map |
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* @param string $method |
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* @param string $path |
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* @return \Teto\Routing\Action |
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*/ |
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public static function dispatch(array $route_map, $method, $path) |
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{ |
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return (new Router($route_map))->match($method, $path); |
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} |
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/** |
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* @param array $route_map |
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*/ |
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public function __construct(array $route_map) |
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{ |
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foreach ($route_map as $k => $m) { |
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($k !== '#404') |
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? $this->setAction($k, $m) |
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: $this->setSpecialAction($k, $m); |
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} |
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} |
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/** |
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* @param string $method |
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* @param string $path |
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* @return \Teto\Routing\Action |
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*/ |
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public function match($method, $path) |
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{ |
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if ($method === 'HEAD') { $method = 'GET'; } |
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if (strpos($path, '//') !== false || strpos($path, self::_sep) !== false) { |
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return $this->getNotFoundAction($method, $path); |
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} |
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$split_path = array_values(array_filter(explode('/', $path), 'strlen')); |
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$count = count($split_path); |
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$ext = ''; |
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if ($count > 0) { |
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$file = explode('.', $split_path[$count - 1], 2); |
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if (isset($file[1]) && strlen($file[1]) > 0) { |
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if (strlen($file[1]) > 0) { |
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list($split_path[$count - 1], $ext) = $file; |
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} else { |
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$split_path[$count - 1] .= '.'; |
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} |
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} |
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} |
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$fixed_key = implode(self::_sep, $split_path); |
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if (isset($this->fixed_actions[$fixed_key][$method])) { |
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$action = $this->fixed_actions[$fixed_key][$method]; |
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if ($matched = $action->match($method, $split_path, $ext)) { |
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return $matched; |
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} |
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} |
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if (isset($this->variable_actions[$count])) { |
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foreach ($this->variable_actions[$count] as $action) { |
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if ($matched = $action->match($method, $split_path, $ext)) { |
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return $matched; |
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} |
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} |
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} |
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return $this->getNotFoundAction($method, $path); |
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} |
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/** |
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* @param string $method |
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* @param string $path |
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* @return \Teto\Routing\Action |
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*/ |
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public function getNotFoundAction($method, $path) |
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{ |
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$split_path = array_values(array_filter(explode('/', $path), 'strlen')); |
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return new NotFoundAction( |
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[$method], |
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$split_path, |
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[], |
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[], |
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$this->error_action['#404'] |
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); |
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} |
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/** |
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* @param int|string $key |
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* @param array $action_tuple |
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*/ |
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public function setAction($key, array $action_tuple) |
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{ |
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if (isset($action_tuple[self::_ext])) { |
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$ext = $action_tuple[self::_ext]; |
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unset($action_tuple[self::_ext]); |
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} else { |
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$ext = []; |
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} |
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$method = array_shift($action_tuple); |
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$path = array_shift($action_tuple); |
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$value = array_shift($action_tuple) ?: true ; |
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$params = array_shift($action_tuple) ?: [] ; |
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$action = Action::create($method, $path, $value, $ext, $params); |
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if (!empty($action->param_pos)) { |
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$count = count($action->split_path); |
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if (!isset($this->variable_actions[$count])) { |
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$this->variable_actions[$count] = []; |
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} |
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$this->variable_actions[$count][] = $action; |
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} else { |
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$fixed_key = implode(self::_sep, $action->split_path); |
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foreach ($action->methods as $m) { |
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$this->fixed_actions[$fixed_key][$m] = $action; |
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} |
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} |
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if (!is_numeric($key)) { |
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$this->named_actions[$key] = $action; |
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} |
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} |
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/** |
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* @param string $name |
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* @param mixed $value |
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*/ |
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public function setSpecialAction($name, $value) |
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{ |
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$this->error_action[$name] = $value; |
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} |
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/** |
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* @param string $name |
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* @param array $param |
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* @param boolean $strict |
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*/ |
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public function makePath($name, array $param = [], $strict = false) |
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{ |
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if (empty($this->named_actions[$name])) { |
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throw new \OutOfRangeException("\"$name\" is not exists."); |
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} |
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if (isset($param[self::_ext])) { |
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$ext = $param[self::_ext]; |
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unset($param[self::_ext]); |
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} else { |
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$ext = null; |
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} |
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return $this->named_actions[$name]->makePath($param, $ext, $strict); |
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} |
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} |
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BaguettePHP /
TetoRouting
