opencart核心代碼方法

opencart核心代碼方法

public function __construct($route, $args = array()) {

$path = ”;

$parts = exe(‘../’, ”, (string)$route));

foreach ($parts as $part) { plode(‘/’, str_replac

$path .= $part;

if (is_dir(DIR_APPLICATION . ‘controller/’ . $path)) {

$path .= ‘/’;

array_shift($parts);

continue;

}

if (is_file(DIR_APPLICATION . ‘controller/’ . str_replace(array(‘../’, ‘..\\’, ‘..’), ”, $path) . ‘.php’)) {

$this->file = DIR_APPLICATION . ‘controller/’ . str_replace(array(‘../’, ‘..\\’, ‘..’), ”, $path) . ‘.php’;

$this->class = ‘Controller’ . preg_replace(‘/[^a-zA-Z0-9]/’, ”, $path);

array_shift($parts);

break;

}

}

if ($args) {

$this->args = $args;

}

$method = array_shift($parts);

if ($method) {

$this->method = $method;

} else {

$this->method = ‘index’;

}

}

private function execute($action) {

if (file_exists($action->getFile())) {

require_once($action->getFile());

$class = $action->getClass();

$controller = new $class($this->registry);

if (is_callable(array($controller, $action->getMethod()))) {

分析調用那個controler

$action = call_user_func_array(array($controller, $action->getMethod()), $action->getArgs());

} else {

$action = $this->error;

$this->error = ”;

}

} else {

$action = $this->error;

$this->error = ”;

}

return $action;

}

}

public function dispatch($action, $error) {

$this->error = $error;

foreach ($this->pre_action as $pre_action) {

$result = $this->execute($pre_action);

if ($result) {

$action = $result;

break;

}

}

while ($action) {

$action = $this->execute($action);

}

}

protected function getChild($child, $args = array()) {

$action = new Action($child, $args);

if (file_exists($action->getFile())) {

require_once($action->getFile());

$class = $action->getClass();

$controller = new $class($this->registry);

分析調用那個controler

$controller->{$action->getMethod()}($action->getArgs());

return $controller->output;

} else {

trigger_error(‘Error: Could not load controller ‘ . $child . ‘!’);

exit();

}

}

protected function render() {

foreach ($this->children as $child) {

$this->data[basename($child)] = $this->getChild($child);

}

if (file_exists(DIR_TEMPLATE . $this->template)) {

extract($this->data);

ob_start();

require(DIR_TEMPLATE . $this->template);

$this->output = ob_get_contents();

ob_end_clean();

return $this->output;

} else {

trigger_error(‘Error: Could not load template ‘ . DIR_TEMPLATE . $this->template . ‘!’);

exit();

}

}

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