admin/model/catalog/information.php

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<?php
class ModelCatalogInformation extends Model {
	public function addInformation($data) {
		$this->db->query("INSERT INTO " . DB_PREFIX . "information SET sort_order = '" . (int)$data['sort_order'] . "', bottom = '" . (isset($data['bottom']) ? (int)$data['bottom'] : 0) . "', status = '" . (int)$data['status'] . "'");

		$information_id = $this->db->getLastId();

		foreach ($data['information_description'] as $language_id => $value) {
			$this->db->query("INSERT INTO " . DB_PREFIX . "information_description SET information_id = '" . (int)$information_id . "', language_id = '" . (int)$language_id . "', title = '" . $this->db->escape($value['title']) . "', description = '" . $this->db->escape($value['description']) . "', meta_title = '" . $this->db->escape($value['meta_title']) . "', meta_description = '" . $this->db->escape($value['meta_description']) . "', meta_keyword = '" . $this->db->escape($value['meta_keyword']) . "'");
		}

		if (isset($data['information_store'])) {
			foreach ($data['information_store'] as $store_id) {
				$this->db->query("INSERT INTO " . DB_PREFIX . "information_to_store SET information_id = '" . (int)$information_id . "', store_id = '" . (int)$store_id . "'");
			}
		}

		// SEO URL
		if (isset($data['information_seo_url'])) {
			foreach ($data['information_seo_url'] as $store_id => $language) {
				foreach ($language as $language_id => $keyword) {
					if (!empty($keyword)) {
						$this->db->query("INSERT INTO " . DB_PREFIX . "seo_url SET store_id = '" . (int)$store_id . "', language_id = '" . (int)$language_id . "', query = 'information_id=" . (int)$information_id . "', keyword = '" . $this->db->escape($keyword) . "'");
					}
				}
			}
		}
		
		if (isset($data['information_layout'])) {
			foreach ($data['information_layout'] as $store_id => $layout_id) {
				$this->db->query("INSERT INTO " . DB_PREFIX . "information_to_layout SET information_id = '" . (int)$information_id . "', store_id = '" . (int)$store_id . "', layout_id = '" . (int)$layout_id . "'");
			}
		}

		$this->cache->delete('information');

		return $information_id;
	}

	public function editInformation($information_id, $data) {
		$this->db->query("UPDATE " . DB_PREFIX . "information SET sort_order = '" . (int)$data['sort_order'] . "', bottom = '" . (isset($data['bottom']) ? (int)$data['bottom'] : 0) . "', status = '" . (int)$data['status'] . "' WHERE information_id = '" . (int)$information_id . "'");

		$this->db->query("DELETE FROM " . DB_PREFIX . "information_description WHERE information_id = '" . (int)$information_id . "'");

		foreach ($data['information_description'] as $language_id => $value) {
			$this->db->query("INSERT INTO " . DB_PREFIX . "information_description SET information_id = '" . (int)$information_id . "', language_id = '" . (int)$language_id . "', title = '" . $this->db->escape($value['title']) . "', description = '" . $this->db->escape($value['description']) . "', meta_title = '" . $this->db->escape($value['meta_title']) . "', meta_description = '" . $this->db->escape($value['meta_description']) . "', meta_keyword = '" . $this->db->escape($value['meta_keyword']) . "'");
		}

		$this->db->query("DELETE FROM " . DB_PREFIX . "information_to_store WHERE information_id = '" . (int)$information_id . "'");

		if (isset($data['information_store'])) {
			foreach ($data['information_store'] as $store_id) {
				$this->db->query("INSERT INTO " . DB_PREFIX . "information_to_store SET information_id = '" . (int)$information_id . "', store_id = '" . (int)$store_id . "'");
			}
		}

		$this->db->query("DELETE FROM " . DB_PREFIX . "seo_url WHERE query = 'information_id=" . (int)$information_id . "'");

		if (isset($data['information_seo_url'])) {
			foreach ($data['information_seo_url'] as $store_id => $language) {