See if a user is logged in
1$this->customer->isLogged() // returns true/false
Load a language in a controller.php file
1$this->load->language('account/register');
Set language variables (in controller.php) to be used to template.tpl files
1$data['heading_title'] = $this->language->get('heading_title');
Reference URLs
1$this->url->link('account/logout') // URL for logout
2
3// URL saved as a variable which will be used in the template. e.g. <form action="<?php $action; ?>">
4$data['action'] = $this->url->link('account/register', '', true);
Get a config value
1$this->config->get('config_account_id')
Load a model
1$this->load->model('catalog/information');
Load other controllers
1// LOAD OTHER CONTROLLERS
2$data['column_left'] = $this->load->controller('common/column_left');
3$data['column_right'] = $this->load->controller('common/column_right');
4$data['content_top'] = $this->load->controller('common/content_top');
5$data['content_bottom'] = $this->load->controller('common/content_bottom');
6$data['footer'] = $this->load->controller('common/footer');
7$data['header'] = $this->load->controller('common/header');
Load a template and send it data
1public function index() {
2 // Code goes here
3
4 $this->response->setOutput($this->load->view('account/register', $data));
5}
Sending responses from controller.php with $this->response
1$this->response->redirect($this->url->link('account/success'));
2$this->response->setOutput($this->load->view('account/register', $data));
3$this->response->addHeader('Content-Type: application/json');
4$this->response->setOutput(json_encode($json));
Sending back JSON data
1// Define an array
2$json = array();
3
4// add data to that array
5foreach ($custom_fields as $custom_field) {
6 $json[] = array(
7 'custom_field_id' => $custom_field['custom_field_id'],
8 'required' => $custom_field['required']
9 );
10 }
11
12// send the array as a response
13$this->response->addHeader('Content-Type: application/json');
14$this->response->setOutput(json_encode($json));
Breadcrumbs
1// BREADCRUMBS
2$data['breadcrumbs'] = array();
3
4$data['breadcrumbs'][] = array(
5 'text' => $this->language->get('text_home'),
6 'href' => $this->url->link('common/home')
7);
8
9$data['breadcrumbs'][] = array(
10 'text' => $this->language->get('text_account'),
11 'href' => $this->url->link('account/account', '', true)
12);
13
14$data['breadcrumbs'][] = array(
15 'text' => $this->language->get('text_register'),
16 'href' => $this->url->link('account/register', '', true)
17);