<?php
/*
* 2007-2013 PrestaShop
*
* NOTICE OF LICENSE
*
* This source file is subject to the Academic Free License (AFL 3.0)
* that is bundled with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://opensource.org/licenses/afl-3.0.php
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@prestashop.com so we can send you a copy immediately.
*
* DISCLAIMER
*
* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
* versions in the future. If you wish to customize PrestaShop for your
* needs please refer to http://www.prestashop.com for more information.
*
*  @author PrestaShop SA <contact@prestashop.com>
*  @copyright  2007-2013 PrestaShop SA
*  @license    http://opensource.org/licenses/afl-3.0.php  Academic Free License (AFL 3.0)
*  International Registered Trademark & Property of PrestaShop SA
*/

if (!defined('_PS_VERSION_'))
	exit;

class BlockSupplier extends Module
{
    function __construct()
    {
        $this->name = 'blocksupplier';
        $this->tab = 'front_office_features';
        $this->version = 1.0;
		$this->author = 'PrestaShop';
		$this->need_instance = 0;

        parent::__construct();

		$this->displayName = $this->l('Suppliers block');
        $this->description = $this->l('Adds a block displaying product suppliers.');
    }

	function install()
	{
		if (!parent::install())
			return false;
		if (!$this->registerHook('displayLeftColumn') ||
				!$this->registerHook('displayHeader') ||
				!$this->registerHook('actionObjectSupplierDeleteAfter') ||
				!$this->registerHook('actionObjectSupplierAddAfter') ||
				!$this->registerHook('actionObjectSupplierUpdateAfter')
			)
			return false;
		Configuration::updateValue('SUPPLIER_DISPLAY_TEXT', true);
		Configuration::updateValue('SUPPLIER_DISPLAY_TEXT_NB', 5);
		Configuration::updateValue('SUPPLIER_DISPLAY_FORM', true);
		return true;
	}

	public function uninstall()
	{
		if (!parent::uninstall())
			return false;

		/* remove the configuration variable */
		$result = Configuration::deleteByName('SUPPLIER_DISPLAY_TEXT');
		$result &= Configuration::deleteByName('SUPPLIER_DISPLAY_TEXT_NB');
		$result &= Configuration::deleteByName('SUPPLIER_DISPLAY_FORM');

		return $result;
	}
	
	function hookDisplayLeftColumn($params)
	{
		$id_lang = (int)Context::getContext()->language->id;
		if (!$this->isCached('blocksupplier.tpl', $this->getCacheId()))
			$this->smarty->assign(array(
				'suppliers' => Supplier::getSuppliers(false, $id_lang),
				'link' => $this->context->link,
				'text_list' => Configuration::get('SUPPLIER_DISPLAY_TEXT'),
				'text_list_nb' => Configuration::get('SUPPLIER_DISPLAY_TEXT_NB'),
				'form_list' => Configuration::get('SUPPLIER_DISPLAY_FORM'),
				'display_link_supplier' => Configuration::get('PS_DISPLAY_SUPPLIERS')
			));
		return $this->display(__FILE__, 'blocksupplier.tpl', $this->getCacheId());
	}

	function getContent()
	{
		$output = '<h2>'.$this->displayName.'</h2>';
		if (Tools::isSubmit('submitBlockSuppliers'))
		{
			$text_list = (int)(Tools::getValue('text_list'));
			$text_nb = (int)(Tools::getValue('text_nb'));
			$form_list = (int)(Tools::getValue('form_list'));
			if ($text_list AND !Validate::isUnsignedInt($text_nb))
				$errors[] = $this->l('Invalid number of elements');
			elseif (!$text_list AND !$form_list)
				$errors[] = $this->l('Please activate at least one system list.');
			else
			{
				Configuration::updateValue('SUPPLIER_DISPLAY_TEXT', $text_list);
				Configuration::updateValue('SUPPLIER_DISPLAY_TEXT_NB', $text_nb);
				Configuration::updateValue('SUPPLIER_DISPLAY_FORM', $form_list);
				$this->_clearCache('blocksupplier.tpl');
			}
			if (isset($errors) AND sizeof($errors))
				$output .= $this->displayError(implode('<br />', $errors));
			else
				$output .= $this->displayConfirmation($this->l('Settings updated'));
		}
		return $output.$this->displayForm();
	}

	public function displayForm()
	{
		$output = '
		<form action="'.Tools::safeOutput($_SERVER['REQUEST_URI']).'" method="post">
			<fieldset><legend><img src="'.$this->_path.'logo.gif" alt="" title="" />'.$this->l('Settings').'</legend>
				<label>'.$this->l('Use a plain-text list.').'</label>
				<div class="margin-form">
					<input type="radio" name="text_list" id="text_list_on" value="1" '.(Tools::getValue('text_list', Configuration::get('SUPPLIER_DISPLAY_TEXT')) ? 'checked="checked" ' : '').'/>
					<label class="t" for="text_list_on"> <img src="../img/admin/enabled.gif" alt="'.$this->l('Enabled').'" title="'.$this->l('Enabled').'" /></label>
					<input type="radio" name="text_list" id="text_list_off" value="0" '.(!Tools::getValue('text_list', Configuration::get('SUPPLIER_DISPLAY_TEXT')) ? 'checked="checked" ' : '').'/>
					<label class="t" for="text_list_off"> <img src="../img/admin/disabled.gif" alt="'.$this->l('Disabled').'" title="'.$this->l('Disabled').'" /></label>
					&nbsp;&nbsp;&nbsp;'.$this->l('Display').' <input type="text" size="2" name="text_nb" value="'.(int)Tools::getValue('text_nb', Configuration::get('SUPPLIER_DISPLAY_TEXT_NB')).'" /> '.$this->l('Elements').'
					<p class="clear">'.$this->l('Display suppliers as a plain-text list').'</p>
				</div>
				<label>'.$this->l('Use a drop-down list.').'</label>
				<div class="margin-form">
					<input type="radio" name="form_list" id="form_list_on" value="1" '.(Tools::getValue('form_list', Configuration::get('SUPPLIER_DISPLAY_FORM')) ? 'checked="checked" ' : '').'/>
					<label class="t" for="form_list_on"> <img src="../img/admin/enabled.gif" alt="'.$this->l('Enabled').'" title="'.$this->l('Enabled').'" /></label>
					<input type="radio" name="form_list" id="form_list_off" value="0" '.(!Tools::getValue('form_list', Configuration::get('SUPPLIER_DISPLAY_FORM')) ? 'checked="checked" ' : '').'/>
					<label class="t" for="form_list_off"> <img src="../img/admin/disabled.gif" alt="'.$this->l('Disabled').'" title="'.$this->l('Disabled').'" /></label>
					<p class="clear">'.$this->l('Display suppliers as a drop-down list.').'</p>
				</div>
				<center><input type="submit" name="submitBlockSuppliers" value="'.$this->l('Save').'" class="button" /></center>
			</fieldset>
		</form>';
		return $output;
	}

	public function hookDisplayRightColumn($params)
	{
		return $this->hookDisplayLeftColumn($params);
	}

	public function hookDisplayHeader($params)
	{
		$this->context->controller->addCSS(($this->_path).'blocksupplier.css', 'all');
	}
	
	public function hookActionObjectSupplierUpdateAfter($params)
	{
		$this->_clearCache('blocksupplier.tpl');
	}

	public function hookActionObjectSupplierAddAfter($params)
	{
		$this->_clearCache('blocksupplier.tpl');
	}

	public function hookActionObjectSupplierDeleteAfter($params)
	{
		$this->_clearCache('blocksupplier.tpl');
	}
}

