<?php
if (!defined('_PS_VERSION_'))
	exit;

class BlockNewsletterOverride extends BlockNewsletter
{

	public function install() {
		if (!parent::install() || !$this->registerHook('displayNewsletterFooter')|| !$this->registerHook('displayleftPostCms'))
			return false;
	}

	public function ajaxCall($email, $action = 0, $page, $id_post = false){
		/*$_POST['email'] = $email;
		$_POST['action'] = $action;
		$_POST['page'] = $page;
		if($id_post)
			$_POST['id_post'] = $id_post;
		$result = $this->newsletterRegistration();
		if($result && $this->error != '')
			die(Tools::jsonEncode(array(
				'has_error' => true,
				'message' => $this->error
			)));
		elseif($result && $this->valid!='')
			die(Tools::jsonEncode(array(
				'has_error' => false,
				'message' => $this->valid
			)));*/
			
		if (empty($email) || !Validate::isEmail($email))
			return array(
				'has_error' => true,
				'css' => 'alert alert-danger',
				'message' => 'Invalid email address.'
			);
		if ($action == 0){
			$cmsCategory = false;
			if($id_post)
				$cmsCategory = $this->searchCmsCategory($id_post, false);

			$register_status = $this->isNewsletterRegistered($email);
			$email = pSQL($email);
			if ($register_status > 0){
				if (Configuration::get('NW_CONFIRMATION_EMAIL') && $cmsCategory){
					$this->sendConfirmationEmail($email, $cmsCategory);
					return array(
						'has_error' => false,
						'css' => 'alert alert-success',
						'message' => 'You will recieve your PDF.'
					);
				}
					
			}
			elseif (!$this->isRegistered($register_status)) {
				if ($this->register($email, $register_status))
					return array(
						'has_error' => false,
						'css' => 'alert alert-success',
						'message' => 'You have successfully subscribed to this newsletter.'
					);
				else
					return array(
						'has_error' => true,
						'css' => 'alert alert-danger',
						'message' => 'An error occurred during the process.'
					);

				if (Configuration::get('NW_CONFIRMATION_EMAIL') && $cmsCategory)
					$this->sendConfirmationEmail($email, $cmsCategory);
			}
		}
		return array(
			'has_error' => true,
			'css' => 'alert alert-danger',
			'message' => 'An error occurred during the subscription process.'
		);
	}

	/**
	 * Register in block newsletter
	 */
	protected function newsletterRegistration()
	{
		if (empty($_POST['email']) || !Validate::isEmail($_POST['email']))
			return $this->error = $this->l('Invalid email address.');

		/* Unsubscription */
		else if ($_POST['action'] == '1')
		{
			$register_status = $this->isNewsletterRegistered($_POST['email']);

			if ($register_status < 1)
				return $this->error = $this->l('This email address is not registered.');

			if (!$this->unregister($_POST['email'], $register_status))
				return $this->error = $this->l('An error occurred while attempting to unsubscribe.');

			return $this->valid = $this->l('Unsubscription successful.');
		}
		/* Subscription */
		else if ($_POST['action'] == '0')
		{
			$cmsCategory = false;
			$genericPdf = false;
			if(isset($_POST['id_post']) && $id_post = $_POST['id_post'])
				$cmsCategory = $this->searchCmsCategory($id_post, false);
			elseif(isset($_POST['id_cat']) && $id_cat = $_POST['id_cat'])
				$cmsCategory = $this->searchCmsCategory($id_cat, true);
			elseif(isset($_POST['page']) && ($_POST['page'] == 'index' || $_POST['page'] == 'homeedito' || $_POST['page'] == 'postedito'))
				$genericPdf = array(
					'content' => _CMS_CAT_IMG_DIR_.'pdf/Tout-pratique.pdf',
					'name' => 'Tout-pratique.pdf',
					'mine' => 'application/pdf'
				);

			$register_status = $this->isNewsletterRegistered($_POST['email']);
			$email = pSQL($_POST['email']);
			if ($register_status > 0){
				
				// Pas d'enregistrement mais envoie du pdf
				if (Configuration::get('NW_CONFIRMATION_EMAIL') && $cmsCategory){
					$this->valid = $this->l('You will recieve your PDF.');
					$this->sendConfirmationEmail($email, $cmsCategory);
				}
				elseif (Configuration::get('NW_CONFIRMATION_EMAIL') && $genericPdf){
					$this->valid = $this->l('You will recieve your PDF.');
					$this->sendConfirmationEmail($email, false, $genericPdf);
				}
				else{
					return $this->error = $this->l('This email address is already registered.');
				}
			}

			if (!$this->isRegistered($register_status))
			{
				if (Configuration::get('NW_VERIFICATION_EMAIL'))
				{
					// create an unactive entry in the newsletter database
					if ($register_status == self::GUEST_NOT_REGISTERED)
						$this->registerGuest($email, false);

					if (!$token = $this->getToken($email, $register_status))
						return $this->error = $this->l('An error occurred during the subscription process.');

					$this->sendVerificationEmail($email, $token);

					return $this->valid = $this->l('A verification email has been sent. Please check your inbox.');
				}
				else
				{
					if ($this->register($email, $register_status))
						$this->valid = $this->l('You have successfully subscribed to this newsletter.');
					else
						return $this->error = $this->l('An error occurred during the subscription process.');

					if ($code = Configuration::get('NW_VOUCHER_CODE') && !$cmsCategory && !$genericPdf)
						$this->sendVoucher($email, Configuration::get('NW_VOUCHER_CODE'));
					elseif (Configuration::get('NW_CONFIRMATION_EMAIL') && $cmsCategory)
						$this->sendConfirmationEmail($email, $cmsCategory);
					elseif (Configuration::get('NW_CONFIRMATION_EMAIL') && $genericPdf)
						$this->sendConfirmationEmail($email, false, $genericPdf);
				}
			}
		}
	}

	public function searchCmsCategory($id, $strict = false){

		if($strict)
			$cmsCategory = Db::getInstance()->ExecuteS("
							SELECT cc.`id_category`,cc.`id_parent`, ccl.`slug`
							FROM `"._DB_PREFIX_."cmsps_categories` as cc
							LEFT JOIN `"._DB_PREFIX_."cmsps_categories_lang` as ccl ON (ccl.`id_category` = cc.`id_category`)
							WHERE cc.`id_category`= ".(int)$id." AND ccl.`id_lang` = ".(int)$this->context->language->id."
						");
		else
			$cmsCategory = Db::getInstance()->ExecuteS("
							SELECT cc.`id_category`,cc.`id_parent`, ccl.`slug`
							FROM `"._DB_PREFIX_."cmsps_categories` as cc
							LEFT JOIN `"._DB_PREFIX_."cmsps_posts` as cp ON (cp.`id_category` = cc.`id_category`)
							LEFT JOIN `"._DB_PREFIX_."cmsps_categories_lang` as ccl ON (ccl.`id_category` = cc.`id_category`)
							WHERE cp.`id_post`= ".(int)$id." AND ccl.`id_lang` = ".(int)$this->context->language->id."
						");

		while($cmsCategory[0]['id_parent'] != 0)
			$cmsCategory = Db::getInstance()->ExecuteS("
							SELECT cc.`id_category`, cc.`id_parent`, ccl.`slug`
							FROM `"._DB_PREFIX_."cmsps_categories` as cc
							LEFT JOIN `"._DB_PREFIX_."cmsps_categories_lang` as ccl ON (ccl.`id_category` = cc.`id_category`)
							WHERE cc.`id_category` = ".(int)$cmsCategory[0]['id_category']." AND ccl.`id_lang` = ".(int)$this->context->language->id."
						");
		return $cmsCategory[0];

	}


	/**
	 * @Override
	 */
	protected function sendConfirmationEmail($email, $cmsCategory = false, $genericPdf = false)
	{
		$data = array();
		$fileAttachment = array();
		if($cmsCategory){
			if(glob(_CMS_CAT_IMG_DIR_.'pdf/Tout-pratique-'.$cmsCategory['slug'].'.pdf')){
				$fileAttachment['content'] = _CMS_CAT_IMG_DIR_.'pdf/Tout-pratique-'.$cmsCategory['slug'].'.pdf';
				$fileAttachment['name'] = 'Tout-pratique-'.$cmsCategory['slug'].'.pdf';
				$fileAttachment['mime'] = "application/pdf"; 
				$data['{attached_file_url}'] = _CMS_CAT_IMG_DIR_.'pdf/Tout-pratique-'.$cmsCategory['slug'].'.pdf';
				$data['{attached_file}'] = "Tout-pratique-".$cmsCategory['slug'];
			}
			else{
				// on envoie le pdf générique
				$fileAttachment['content'] = _CMS_CAT_IMG_DIR_.'pdf/Tout-pratique.pdf';
				$fileAttachment['name'] = 'Tout-pratique.pdf';
				$fileAttachment['mime'] = "application/pdf"; 
				$data['{attached_file_url}'] = _CMS_CAT_IMG_DIR_.'pdf/Tout-pratique.pdf';
				$data['{attached_file}'] = "Tout-pratique";
			}
		}
		elseif($genericPdf){
			$fileAttachment = $genericPdf;
			$data['{attached_file_url}'] = $genericPdf['content'];
			$data['{attached_file}'] = $genericPdf['name'];
		}
		return Mail::Send($this->context->language->id, 'newsletter_conf', Mail::l('Newsletter confirmation', $this->context->language->id), $data, pSQL($email), null, null, null, $fileAttachment, null, _THEME_DIR_.'modules/blocknewsletter/mails/', false, $this->context->shop->id);
	}

	/**
	 * @Override
	 */
	protected function _prepareHook($params)
	{
		if (Tools::isSubmit('submitNewsletter'))
		{
			$this->newsletterRegistration();
			if ($this->error)
			{
				$this->smarty->assign(
					array(
						'color' => 'red',
						'msg' => $this->error,
						'nw_value' => isset($_POST['email']) ? pSQL($_POST['email']) : false,
						'nw_error' => true,
						'action' => $_POST['action'],
						'nw_block' => $_POST['block'],
					)
				);
			}
			else if ($this->valid)
			{
				$this->smarty->assign(
					array(
						'color' => 'green',
						'msg' => $this->valid,
						'nw_error' => false,
						'nw_block' => $_POST['block'],
					)
				);
			}
		}
		$this->smarty->assign('this_path', $this->_path);
	}

	public function hookdisplayNewsletterFooter($params)
	{
		if (!isset($this->prepared) || !$this->prepared)
			$this->_prepareHook($params);
		if(isset($params['id_cmspost']))
			$this->context->smarty->assign('post_id',$params['id_cmspost']);
		$this->prepared = true;
		return $this->display(__FILE__, 'blocknewsletter_footer.tpl');
	}
	

	public function hookdisplayleftPostCms($params)
	{
		if (!isset($this->prepared) || !$this->prepared)
			$this->_prepareHook($params);
		$this->prepared = true;
		if(isset($params['id_cmspost']))
			$this->context->smarty->assign('post_id',$params['id_cmspost']);
		return $this->display(__FILE__, 'blocknewsletter_left.tpl');
	}

	public function hookdisplayFooter($params)
	{
		if($this->context->customer->isLogged())
			$register_status = $this->isNewsletterRegistered($this->context->customer->email);
		if((isset($register_status) && $register_status>0) || !isset($register_status)){
			if (!isset($this->prepared) || !$this->prepared)
				$this->_prepareHook($params);
			$this->prepared = true;
			if(isset($params['id_cmspost']))
				$this->context->smarty->assign('post_id',$params['id_cmspost']);
			$this->context->smarty->assign('nw_url','/modules/blocknewsletter/ajax_ligthbox.php');
			return $this->display(__FILE__, 'blocknewsletter_lightbox.tpl');
		}
	}


}