bebeboutik/modules/privatesales_shipping/privatesales_shipping.php

<?php
include_once(_PS_ROOT_DIR_.'/modules/privatesales/Sale.php');

class PrivateSales_Shipping extends Module {
	public function __construct() {
		$this->name = 'privatesales_shipping';
		$this->tab = 'pricing_promotion';
		$this->author = 'Antadis';
		$this->version = '1.0';
		parent::__construct();

		$this->displayName = $this->l('Private Sales Shipping');
		$this->description = $this->l('Adds a shipping method to private sales');
	}

	public function install() {
		if(!Module::isInstalled('privatesales')) {
			return FALSE;
		}

		# Install admin tab
		$id_mod = Db::getInstance()->ExecuteS('
			SELECT `id_tab`
			FROM `'._DB_PREFIX_.'tab`
			WHERE `class_name` = "AdminPrivateSales"
		');
		if(count($id_mod) == 0) {
			return FALSE;
		}
		$id_mod = $id_mod[0]['id_tab'];
		$posmax = Db::getInstance()->ExecuteS('SELECT MAX(`position`) + 1 AS `max` FROM `'._DB_PREFIX_.'tab` WHERE `id_parent` = '.$id_mod);
		$posmax = $posmax[0]['max'];

		Db::getInstance()->Execute('
			INSERT INTO `'._DB_PREFIX_.'tab`
			VALUES (
				DEFAULT,
				'.$id_mod.',
				"AdminPrivateSalesShipping",
				"privatesales_shipping",
				'.$posmax.'
			)
		');
		$tab_id = Db::getInstance()->Insert_ID();
		Db::getInstance()->Execute('
			INSERT INTO `'._DB_PREFIX_.'access`
			VALUES (1, '.$tab_id.', 1, 1, 1, 1)
		');

		$tabs_i18n = array(
			'fr' => 'Transport',
			'en' => 'Shipping',
		);
		$langs = Db::getInstance()->ExecuteS('
			SELECT `id_lang`, `iso_code`
			FROM `'._DB_PREFIX_.'lang`
		');
		foreach($langs as $lang) {
			if(isset($tabs_i18n[$lang['iso_code']])) {
				Db::getInstance()->Execute('
					INSERT INTO `'._DB_PREFIX_.'tab_lang`
					VALUES ('.$tab_id.', '.$lang['id_lang'].', "'.$tabs_i18n[$lang['iso_code']].'")
				');
			} else {
				Db::getInstance()->Execute('
					INSERT INTO `'._DB_PREFIX_.'tab_lang`
					VALUES ('.$tab_id.', '.$lang['id_lang'].', "'.$tabs_i18n['en'].'")
				');
			}
		}

		# Add tags tables
		$query = '
			CREATE TABLE IF NOT EXISTS `'._DB_PREFIX_.'privatesale_shipping` (
				`id_shipping` INTEGER NOT NULL AUTO_INCREMENT,
				PRIMARY KEY(`id_shipping`)
			) ENGINE=MyIsam DEFAULT CHARSET=utf8
		';
	 	if(!Db::getInstance()->Execute($query)) {
	 		return FALSE;
		}
		$query = '
			CREATE TABLE IF NOT EXISTS `'._DB_PREFIX_.'privatesale_shipping_lang` (
				`id_shipping` INTEGER NOT NULL,
				`id_lang` INTEGER NOT NULL,
				`value` TEXT,
				PRIMARY KEY(`id_shipping`, `id_lang`)
			) ENGINE=MyIsam DEFAULT CHARSET=utf8
		';
	 	if(!Db::getInstance()->Execute($query)) {
	 		return FALSE;
		}
		$query = '
			CREATE TABLE IF NOT EXISTS `'._DB_PREFIX_.'privatesale_shipping_sale` (
				`id_shipping` INTEGER NOT NULL,
				`id_sale` INTEGER NOT NULL,
				PRIMARY KEY(`id_shipping`, `id_sale`)
			) ENGINE=MyIsam DEFAULT CHARSET=utf8
		';
	 	if(!Db::getInstance()->Execute($query)) {
	 		return FALSE;
		}

		# Register hooks
		if(!parent::install()
		OR !$this->registerHook('privatesales_create')
		OR !$this->registerHook('privatesales_update')
		OR !$this->registerHook('privatesales_delete')
		OR !$this->registerHook('privatesales_edit')) {
			return FALSE;
		}

		Db::getInstance()->Execute('
			INSERT INTO `'._DB_PREFIX_.'privatesale_module`
			VALUES (
				(SELECT `id_module` FROM `'._DB_PREFIX_.'module` WHERE `name` = "privatesales_shipping"),
				"privatesales_shipping"
			)
		');

		return TRUE;
	}

	function uninstall() {
		$tab = Db::getInstance()->Execute('
			SELECT `id_tab`
			FROM `'._DB_PREFIX_.'tab`
			WHERE `module` = "privatesales_shipping"
		');
		if(count($tab) == 0) {
			return FALSE;
		}
		$tab = $tab[0];

		Db::getInstance()->Execute('
			DELETE FROM `'._DB_PREFIX_.'tab_lang`
			WHERE `id_tab` = '.$tab['id_tab']
		);
		Db::getInstance()->Execute('
			DELETE FROM `'._DB_PREFIX_.'access`
			WHERE `id_tab` = '.$tab['id_tab']
		);
		Db::getInstance()->Execute('
			DELETE FROM `'._DB_PREFIX_.'tab`
			WHERE `module` = "privatesales_shipping"
		');
		Db::getInstance()->Execute('
			UPDATE `'._DB_PREFIX_.'tab`
			SET `position` = `position` - 1
			WHERE `id_parent` = '.$tab['id_parent'].' AND `position` > '.$tab['position']
		);

	 	if(parent::uninstall() == FALSE) {
	 		return FALSE;
		}

	 	Db::getInstance()->Execute('DROP TABLE `'._DB_PREFIX_.'privatesale_shipping`');
	 	Db::getInstance()->Execute('DROP TABLE `'._DB_PREFIX_.'privatesale_shipping_lang`');
	 	Db::getInstance()->Execute('DROP TABLE `'._DB_PREFIX_.'privatesale_shipping_sale`');
	 	Db::getInstance()->Execute('DELETE FROM `'._DB_PREFIX_.'privatesale_module` WHERE `modulename` = "privatesales_shipping"');

		return TRUE;
	}

	public function hookPrivateSales_Edit($params) {
		global $cookie;
		$shipping = Db::getInstance()->ExecuteS('
			SELECT l.`id_shipping`, l.`value`'.($params['sale'] !== NULL? ', (
				SELECT IFNULL(s.`id_shipping`, NULL)
				FROM `'._DB_PREFIX_.'privatesale_shipping_sale` s
				WHERE l.`id_shipping` = s.`id_shipping` AND s.`id_sale` = '.$params['sale']->id.'
			) AS `id_sale`': '').'
			FROM `'._DB_PREFIX_.'privatesale_shipping_lang` l
			WHERE l.`id_lang` = '.$cookie->id_lang
		);
		if(count($shipping) == 0) {
			echo '<label>'.$this->l('Shipping:').'</label>
			  <div class="margin-form">
				<div id="tags" style="float: left; padding-top: 5px;">'.$this->l('No shipping method available').'</div>
				<div class="clear"></div>
			  </div>';
		} else {
			echo '
			<label>'.$this->l('Shipping:').'</label>
			  <div class="margin-form">
				<div id="tags" style="float: left;">
					<select id="s_shipping" name="s_shipping">
						<option value=""></option>';
			foreach($shipping as $ship) {
				echo '<option value="'.$ship['id_shipping'].'"'.(isset($ship['id_shipping']) && $ship['id_sale'] !== NULL?' selected="selected"':'').'>'.$ship['value'].'</option>';
			}
			echo '
					</select>
				</div>
				<div class="clear"></div>
			  </div>';
		}
	}

	public function hookPrivateSales_Delete($params) {
		Db::getInstance()->Execute('
			DELETE FROM `'._DB_PREFIX_.'privatesale_shipping_sale`
			WHERE `id_sale` = '.$params['sale']->id
		);
	}

	public function hookPrivateSales_Create($params) {
		if($shipping = Tools::getValue('s_shipping')) {
			Db::getInstance()->Execute('
				INSERT INTO `'._DB_PREFIX_.'privatesale_shipping_sale` VALUES (
					'.(int) $shipping.', '.$params['sale']->id.'
				)
			');
		}
	}

	public function hookPrivateSales_Update($params) {
		Db::getInstance()->Execute('
			DELETE FROM `'._DB_PREFIX_.'privatesale_shipping_sale`
			WHERE `id_sale` = '.$params['sale']->id
		);
		$this->hookPrivateSales_Create($params);
	}
}