<?php
class ControllerLocalisationLanguage extends Controller {
	private $error = array();

	public function index() {
		$this->load->language('localisation/language');

		$this->document->setTitle($this->language->get('heading_title'));

		$this->load->model('localisation/language');

		$this->getList();
	}

	public function add() {
		$this->load->language('localisation/language');

		$this->document->setTitle($this->language->get('heading_title'));

		$this->load->model('localisation/language');

		if (($this->request->server['REQUEST_METHOD'] == 'POST') && $this->validateForm()) {
			$this->model_localisation_language->addLanguage($this->request->post);

			$this->session->data['success'] = $this->language->get('text_success');

			$url = '';

			if (isset($this->request->get['sort'])) {
				$url .= '&sort=' . $this->request->get['sort'];
			}

			if (isset($this->request->get['order'])) {
				$url .= '&order=' . $this->request->get['order'];
			}

			if (isset($this->request->get['page'])) {
				$url .= '&page=' . $this->request->get['page'];
			}

			$this->response->redirect($this->url->link('localisation/language', 'user_token=' . $this->session->data['user_token'] . $url, true));
		}

		$this->getForm();
	}

	public function edit() {
		$this->load->language('localisation/language');

		$this->document->setTitle($this->language->get('heading_title'));

		$this->load->model('localisation/language');

		if (($this->request->server['REQUEST_METHOD'] == 'POST') && $this->validateForm()) {
			$this->model_localisation_language->editLanguage($this->request->get['language_id'], $this->request->post);

			$this->session->data['success'] = $this->language->get('text_success');

			$url = '';

			if (isset($this->request->get['sort'])) {
				$url .= '&sort=' . $this->request->get['sort'];
			}

			if (isset($this->request->get['order'])) {
				$url .= '&order=' . $this->request->get['order'];
			}

			if (isset($this->request->get['page'])) {
				$url .= '&page=' . $this->request->get['page'];
			}

			$this->response->redirect($this->url->link('localisation/language', 'user_token=' . $this->session->data['user_token'] . $url, true));
		}

		$this->getForm();
	}

	public function delete() {
		$this->load->language('localisation/language');

		$this->document->setTitle($this->language->get('heading_title'));

		$this->load->model('localisation/language');

		if (isset($this->request->post['selected']) && $this->validateDelete()) {
			foreach ($this->request->post['selected'] as $language_id) {
				$this->model_localisation_language->deleteLanguage($language_id);
			}

			$this->session->data['success'] = $this->language->get('text_success');

			$url = '';

			if (isset($this->request->get['sort'])) {
				$url .= '&sort=' . $this->request->get['sort'];
			}

			if (isset($this->request->get['order'])) {
				$url .= '&order=' . $this->request->get['order'];
			}

			if (isset($this->request->get['page'])) {
				$url .= '&page=' . $this->request->get['page'];
			}

			$this->response->redirect($this->url->link('localisation/language', 'user_token=' . $this->session->data['user_token'] . $url, true));
		}

		$this->getList();
	}

	protected function getList() {
		if (isset($this->request->get['sort'])) {
			$sort = $this->request->get['sort'];
		} else {
			$sort = 'name';
		}

		if (isset($this->request->get['order'])) {
			$order = $this->request->get['order'];
		} else {
			$order = 'ASC';
		}

		if (isset($this->request->get['page'])) {
			$page = (int)$this->request->get['page'];
		} else {
			$page = 1;
		}

		$url = '';

		if (isset($this->request->get['sort'])) {
			$url .= '&sort=' . $this->request->get['sort'];
		}

		if (isset($this->request->get['order'])) {
			$url .= '&order=' . $this->request->get['order'];
		}

		if (isset($this->request->get['page'])) {
			$url .= '&page=' . $this->request->get['page'];
		}

		$data['breadcrumbs'] = array();

		$data['breadcrumbs'][] = array(
			'text' => $this->language->get('text_home'),
			'href' => $this->url->link('common/dashboard', 'user_token=' . $this->session->data['user_token'], true)
		);

		$data['breadcrumbs'][] = array(
			'text' => $this->language->get('heading_title'),
			'href' => $this->url->link('localisation/language', 'user_token=' . $this->session->data['user_token'] . $url, true)
		);

		$data['add'] = $this->url->link('localisation/language/add', 'user_token=' . $this->session->data['user_token'] . $url, true);
		$data['delete'] = $this->url->link('localisation/language/delete', 'user_token=' . $this->session->data['user_token'] . $url, true);

		$data['languages'] = array();

		$filter_data = array(
			'sort'  => $sort,
			'order' => $order,
			'start' => ($page - 1) * $this->config->get('config_limit_admin'),
			'limit' => $this->config->get('config_limit_admin')
		);

		$language_total = $this->model_localisation_language->getTotalLanguages();

		$results = $this->model_localisation_language->getLanguages($filter_data);

		foreach ($results as $result) {
			$data['languages'][] = array(
				'language_id' => $result['language_id'],
				'name'        => $result['name'] . (($result['code'] == $this->config->get('config_language')) ? $this->language->get('text_default') : null),
				'code'        => $result['code'],
				'sort_order'  => $result['sort_order'],
				'edit'        => $this->url->link('localisation/language/edit', 'user_token=' . $this->session->data['user_token'] . '&language_id=' . $result['language_id'] . $url, true)
			);
		}

		if (isset($this->error['warning'])) {
			$data['error_warning'] = $this->error['warning'];
		} else {
			$data['error_warning'] = '';
		}

		if (isset($this->session->data['success'])) {
			$data['success'] = $this->session->data['success'];

			unset($this->session->data['success']);
		} else {
			$data['success'] = '';
		}

		if (isset($this->request->post['selected'])) {
			$data['selected'] = (array)$this->request->post['selected'];
		} else {
			$data['selected'] = array();
		}

		$url = '';

		if ($order == 'ASC') {
			$url .= '&order=DESC';
		} else {
			$url .= '&order=ASC';
		}

		if (isset($this->request->get['page'])) {
			$url .= '&page=' . $this->request->get['page'];
		}

		$data['sort_name'] = $this->url->link('localisation/language', 'user_token=' . $this->session->data['user_token'] . '&sort=name' . $url, true);
		$data['sort_code'] = $this->url->link('localisation/language', 'user_token=' . $this->session->data['user_token'] . '&sort=code' . $url, true);
		$data['sort_sort_order'] = $this->url->link('localisation/language', 'user_token=' . $this->session->data['user_token'] . '&sort=sort_order' . $url, true);

		$url = '';

		if (isset($this->request->get['sort'])) {
			$url .= '&sort=' . $this->request->get['sort'];
		}

		if (isset($this->request->get['order'])) {
			$url .= '&order=' . $this->request->get['order'];
		}

		$pagination = new Pagination();
		$pagination->total = $language_total;
		$pagination->page = $page;
		$pagination->limit = $this->config->get('config_limit_admin');
		$pagination->url = $this->url->link('localisation/language', 'user_token=' . $this->session->data['user_token'] . $url . '&page={page}', true);

		$data['pagination'] = $pagination->render();

		$data['results'] = sprintf($this->language->get('text_pagination'), ($language_total) ? (($page - 1) * $this->config->get('config_limit_admin')) + 1 : 0, ((($page - 1) * $this->config->get('config_limit_admin')) > ($language_total - $this->config->get('config_limit_admin'))) ? $language_total : ((($page - 1) * $this->config->get('config_limit_admin')) + $this->config->get('config_limit_admin')), $language_total, ceil($language_total / $this->config->get('config_limit_admin')));

		$data['sort'] = $sort;
		$data['order'] = $order;
		
		$data['header'] = $this->load->controller('common/header');
		$data['column_left'] = $this->load->controller('common/column_left');
		$data['footer'] = $this->load->controller('common/footer');

		$this->response->setOutput($this->load->view('localisation/language_list', $data));
	}

	protected function getForm() {
		$data['text_form'] = !isset($this->request->get['language_id']) ? $this->language->get('text_add') : $this->language->get('text_edit');

		if (isset($this->error['warning'])) {
			$data['error_warning'] = $this->error['warning'];
		} else {
			$data['error_warning'] = '';
		}

		if (isset($this->error['name'])) {
			$data['error_name'] = $this->error['name'];
		} else {
			$data['error_name'] = '';
		}

		if (isset($this->error['code'])) {
			$data['error_code'] = $this->error['code'];
		} else {
			$data['error_code'] = '';
		}
		
		if (isset($this->error['locale'])) {
			$data['error_locale'] = $this->error['locale'];
		} else {
			$data['error_locale'] = '';
		}
		
		$url = '';

		if (isset($this->request->get['sort'])) {
			$url .= '&sort=' . $this->request->get['sort'];
		}

		if (isset($this->request->get['order'])) {
			$url .= '&order=' . $this->request->get['order'];
		}

		if (isset($this->request->get['page'])) {
			$url .= '&page=' . $this->request->get['page'];
		}

		$data['breadcrumbs'] = array();

		$data['breadcrumbs'][] = array(
			'text' => $this->language->get('text_home'),
			'href' => $this->url->link('common/dashboard', 'user_token=' . $this->session->data['user_token'], true)
		);

		$data['breadcrumbs'][] = array(
			'text' => $this->language->get('heading_title'),
			'href' => $this->url->link('localisation/language', 'user_token=' . $this->session->data['user_token'] . $url, true)
		);

		if (!isset($this->request->get['language_id'])) {
			$data['action'] = $this->url->link('localisation/language/add', 'user_token=' . $this->session->data['user_token'] . $url, true);
		} else {
			$data['action'] = $this->url->link('localisation/language/edit', 'user_token=' . $this->session->data['user_token'] . '&language_id=' . $this->request->get['language_id'] . $url, true);
		}

		$data['cancel'] = $this->url->link('localisation/language', 'user_token=' . $this->session->data['user_token'] . $url, true);

		if (isset($this->request->get['language_id']) && ($this->request->server['REQUEST_METHOD'] != 'POST')) {
			$language_info = $this->model_localisation_language->getLanguage($this->request->get['language_id']);
		}

		if (isset($this->request->post['name'])) {
			$data['name'] = $this->request->post['name'];
		} elseif (!empty($language_info)) {
			$data['name'] = $language_info['name'];
		} else {
			$data['name'] = '';
		}

		if (isset($this->request->post['code'])) {
			$data['code'] = $this->request->post['code'];
		} elseif (!empty($language_info)) {
			$data['code'] = $language_info['code'];
		} else {
			$data['code'] = '';
		}
		
		$data['languages'] = array();
		
		$folders = glob(DIR_LANGUAGE . '*', GLOB_ONLYDIR);

		foreach ($folders as $folder) {
			$data['languages'][] = basename($folder);
		}

		if (isset($this->request->post['locale'])) {
			$data['locale'] = $this->request->post['locale'];
		} elseif (!empty($language_info)) {
			$data['locale'] = $language_info['locale'];
		} else {
			$data['locale'] = '';
		}
		
		if (isset($this->request->post['sort_order'])) {
			$data['sort_order'] = $this->request->post['sort_order'];
		} elseif (!empty($language_info)) {
			$data['sort_order'] = $language_info['sort_order'];
		} else {
			$data['sort_order'] = 1;
		}

		if (isset($this->request->post['status'])) {
			$data['status'] = $this->request->post['status'];
		} elseif (!empty($language_info)) {
			$data['status'] = $language_info['status'];
		} else {
			$data['status'] = true;
		}

		$data['header'] = $this->load->controller('common/header');
		$data['column_left'] = $this->load->controller('common/column_left');
		$data['footer'] = $this->load->controller('common/footer');

		$this->response->setOutput($this->load->view('localisation/language_form', $data));
	}

	protected function validateForm() {
		if (!$this->user->hasPermission('modify', 'localisation/language')) {
			$this->error['warning'] = $this->language->get('error_permission');
		}

		if ((utf8_strlen($this->request->post['name']) < 3) || (utf8_strlen($this->request->post['name']) > 32)) {
			$this->error['name'] = $this->language->get('error_name');
		}

		if (utf8_strlen($this->request->post['code']) < 2) {
			$this->error['code'] = $this->language->get('error_code');
		}
		
		if (!$this->request->post['locale']) {
			$this->error['locale'] = $this->language->get('error_locale');
		}
		
		$language_info = $this->model_localisation_language->getLanguageByCode($this->request->post['code']);

		if (!isset($this->request->get['language_id'])) {
			if ($language_info) {
				$this->error['warning'] = $this->language->get('error_exists');
			}
		} else {
			if ($language_info && ($this->request->get['language_id'] != $language_info['language_id'])) {
				$this->error['warning'] = $this->language->get('error_exists');
			}
		}

		return !$this->error;
	}

	protected function validateDelete() {
		if (!$this->user->hasPermission('modify', 'localisation/language')) {
			$this->error['warning'] = $this->language->get('error_permission');
		}

		$this->load->model('setting/store');
		$this->load->model('sale/order');

		foreach ($this->request->post['selected'] as $language_id) {
			$language_info = $this->model_localisation_language->getLanguage($language_id);

			if ($language_info) {
				if ($this->config->get('config_language') == $language_info['code']) {
					$this->error['warning'] = $this->language->get('error_default');
				}

				if ($this->config->get('config_admin_language') == $language_info['code']) {
					$this->error['warning'] = $this->language->get('error_admin');
				}

				$store_total = $this->model_setting_store->getTotalStoresByLanguage($language_info['code']);

				if ($store_total) {
					$this->error['warning'] = sprintf($this->language->get('error_store'), $store_total);
				}
			}

			$order_total = $this->model_sale_order->getTotalOrdersByLanguageId($language_id);

			if ($order_total) {
				$this->error['warning'] = sprintf($this->language->get('error_order'), $order_total);
			}
		}

		return !$this->error;
	}
}
