<?php
/**
 * @package    Joomla.Component.Builder
 *
 * @created    4th September 2022
 * @author     Llewellyn van der Merwe <https://dev.vdm.io>
 * @git        Joomla Component Builder <https://git.vdm.dev/joomla/Component-Builder>
 * @copyright  Copyright (C) 2015 Vast Development Method. All rights reserved.
 * @license    GNU General Public License version 2 or later; see LICENSE.txt
 */

// No direct access to this JCB template file (EVER)
defined('_JCB_TEMPLATE') or die;
?>
###BOM###
namespace ###NAMESPACEPREFIX###\Component\###ComponentNameSpace###\Administrator\Helper;

use Joomla\CMS\Factory;
use Joomla\CMS\Component\ComponentHelper;
use Joomla\CMS\Mail\Mail;
use Joomla\Registry\Registry;

// No direct access to this file
\defined('_JEXEC') or die;

/**
 * ###Component### component email helper
 *
 * @since   3.0
 */
abstract class ###Component###Email
{
	/**
	 * The active recipient
	 *
	 * @var    activeRecipient (array)
	 */
	public static $active = [];

	/**
	 * Configuraiton object
	 *
	 * @var    Registry
	 */
	public static ?Registry $config = null;

	/**
	 * Mailer object
	 *
	 * @var    Mail
	 */
	public static ?Mail $mailer = null;

	/**
	 * Custom Headers
	 *
	 * @var    array
	 */
	protected static array $header = [];

	/**
	 * Get a configuration object
	 *
	 */
	public static function getConfig()
	{
		if (!self::$config)
		{
			self::$config = ComponentHelper::getParams('com_###component###');
		}

		return self::$config;
	}

	/**
	 * Returns the global mailer object, only creating it if it doesn't already exist.
	 *
	 */
	public static function getMailerInstance()
	{
		if (!self::$mailer)
		{
			self::$mailer = self::createMailer();
		}

		return self::$mailer;
	}

	/**
	 * Check that a string looks like an email address.
	 * @param string $address The email address to check
	 * @param string|callable $patternselect A selector for the validation pattern to use :
	 * * `auto` Pick best pattern automatically;
	 * * `pcre8` Use the squiloople.com pattern, requires PCRE > 8.0, PHP >= 5.3.2, 5.2.14;
	 * * `pcre` Use old PCRE implementation;
	 * * `php` Use PHP built-in FILTER_VALIDATE_EMAIL;
	 * * `html5` Use the pattern given by the HTML5 spec for 'email' type form input elements.
	 * * `noregex` Don't use a regex: super fast, really dumb.
	 * Alternatively you may pass in a callable to inject your own validator, for example:
	 * PHPMailer::validateAddress('user@example.com', function($address) {
	 *     return (strpos($address, '@') !== false);
	 * });
	 * You can also set the PHPMailer::$validator static to a callable, allowing built-in methods to use your validator.
	 * @return boolean
	 * @static
	 * @access public
	 */
	public static function validateAddress($address, $patternselect = null): bool
	{
		return self::getMailerInstance()->validateAddress($address, $patternselect);
	}

	/**
	 * Get a mailer object.
	 *
	 * Returns the global {@link Mail} object, only creating it if it doesn't already exist.
	 *
	 * @return  Mail object
	 *
	 * @see     Mail
	 */
	public static function getMailer(): Mail
	{
		if (!self::$mailer)
		{
			self::$mailer = self::createMailer();
		}

		$copy = clone self::$mailer;

		return $copy;
	}

	/**
	 * Create a mailer object
	 *
	 * @return  Mail object
	 *
	 * @see     Mail
	 */
	protected static function createMailer(): Mail
	{
		// set component params
		$conf = self::getConfig();

		// now load the mailer
		$mailer = $conf->get('mailer', 'global');

		// Create a Mail object
		$mail = Mail::getInstance();

		// check if set to global
		if ('global' == $mailer)
		{
			// get the global details
			$globalConf  = Factory::getConfig();

			$mailer      = $globalConf->get('mailer');
			$smtpauth    = ($globalConf->get('smtpauth') == 0) ? null : 1;
			$smtpuser    = $globalConf->get('smtpuser');
			$smtppass    = $globalConf->get('smtppass');
			$smtphost    = $globalConf->get('smtphost');
			$smtpsecure  = $globalConf->get('smtpsecure');
			$smtpport    = $globalConf->get('smtpport');
			$sendmail    = $globalConf->get('sendmail');
			$mailfrom    = $globalConf->get('mailfrom');
			$fromname    = $globalConf->get('fromname');
			$replyto     = $globalConf->get('replyto');
			$replytoname = $globalConf->get('replytoname');
		}
		else
		{
			$smtpauth    = ($conf->get('smtpauth') == 0) ? null : 1;
			$smtpuser    = $conf->get('smtpuser');
			$smtppass    = $conf->get('smtppass');
			$smtphost    = $conf->get('smtphost');
			$smtpsecure  = $conf->get('smtpsecure');
			$smtpport    = $conf->get('smtpport');
			$sendmail    = $conf->get('sendmail');
			$mailfrom    = $conf->get('emailfrom');
			$fromname    = $conf->get('fromname');
			$replyto     = $conf->get('replyto');
			$replytoname = $conf->get('replytoname');
		}

		// Set global sender
		$mail->setSender(array($mailfrom, $fromname));

		// set the global reply-to if found
		if ($replyto && $replytoname)
		{
			$mail->ClearReplyTos();
			$mail->addReplyTo($replyto, $replytoname);
		}

		// Default mailer is to use PHP's mail function
		switch ($mailer)
		{
			case 'smtp':
				// set the SMTP option
				$mail->useSMTP($smtpauth, $smtphost, $smtpuser, $smtppass, $smtpsecure, $smtpport);
				break;

			case 'sendmail':
				// set the sendmail option
				$mail->useSendmail($sendmail);
				$mail->IsSendmail();
				break;

			default:
				$mail->IsMail();
				break;
		}

		return $mail;
	}

	/**
	 * Set a Mail custom header.
	 *
	 * @return  void
	 */
	public static function setHeader($target, $value)
	{
		// set the header
		self::$header[$target] = $value;
	}

	/**
	 * Send an email
	 *
	 * @return  bool on success
	 *
	 */
	public static function send($recipient, $subject, $body, $textonly, $mode = 0, $bounce_email = null, $idsession = null, $mailreply = null, $replyname = null , $mailfrom = null, $fromname = null, $cc = null, $bcc = null, $attachment = null, $embeded = null , $embeds = null)
	{
		 // Get a Mail instance
		$mail = self::getMailer();

		// set component params
		$conf = self::getConfig();

		// set if we have override
		if ($mailfrom && $fromname)
		{
			$mail->setSender(array($mailfrom, $fromname));
		}

		// load the bounce email as sender if set
		if (!is_null($bounce_email))
		{
			$mail->Sender = $bounce_email;
		}

		// Add tag to email to identify it
		if (!is_null($idsession))
		{
			$mail->addCustomHeader('X-VDMmethodID:'.$idsession);
		}

		// set headers if found
		if (isset(self::$header) && is_array(self::$header) && count((array)self::$header) > 0)
		{
			foreach (self::$header as $_target => $_value)
			{
				$mail->addCustomHeader($_target.':'.$_value);
			}
		}

		// set the subject & Body
		$mail->setSubject($subject);
		$mail->setBody($body);

		// Are we sending the email as HTML?
		if ($mode)
		{
			$mail->IsHTML(true);
			$mail->AltBody = $textonly;
		}

		//embed images
		if ($embeded)
		{
			if(Super___0a59c65c_9daf_4bc9_baf4_e063ff9e6a8a___Power::check($embeds))
			{
				foreach($embeds as $embed)
				{
					$mail->AddEmbeddedImage($embed->Path,$embed->FileName);
				}
			}
		}

		$mail->addRecipient($recipient);
		$mail->addCC($cc);
		$mail->addBCC($bcc);
		$mail->addAttachment($attachment);

		// Take care of reply email addresses
		if (is_array($mailreply))
		{
			$mail->ClearReplyTos();
			$numReplyTo = count((array)$mailreply);
			for ($i=0; $i < $numReplyTo; $i++)
			{
				$mail->addReplyTo($mailreply[$i], $replyname[$i]);
			}
		}
		elseif (!empty($mailreply))
		{
			$mail->ClearReplyTos();
			$mail->addReplyTo($mailreply, $replyname);
		}

		// check if we can add the DKIM to email
		if ($conf->get('enable_dkim'))
		{
			if (!empty($conf->get('dkim_domain')) && !empty($conf->get('dkim_selector')) && !empty($conf->get('dkim_private')) && !empty($conf->get('dkim_public')))
			{
				$mail->DKIM_domain      = $conf->get('dkim_domain');
				$mail->DKIM_selector    = $conf->get('dkim_selector');
				$mail->DKIM_identity    = $conf->get('dkim_identity');
				$mail->DKIM_passphrase  = $conf->get('dkim_passphrase');

				$tmp = tempnam(sys_get_temp_dir(), 'VDM');
				$h   = fopen($tmp, 'w');
				fwrite($h, $conf->get('dkim_private'));
				fclose($h);
				$mail->DKIM_private    = $tmp;
			}
		}

		$sendmail = $mail->Send();

		if ($conf->get('enable_dkim') && !empty($conf->get('dkim_domain')) && !empty($conf->get('dkim_selector')) && !empty($conf->get('dkim_private')) && !empty($conf->get('dkim_public')))
		{
			@unlink($tmp);
		}

		if (method_exists('###Component###Helper','storeMessage'))
		{
			// if we have active recipient details
			if (isset(self::$active[$recipient]))
			{
				// store the massage if the method is set
				###Component###Helper::storeMessage($sendmail, self::$active[$recipient], $subject, $body, $textonly, $mode, 'email');
				// clear memory
				unset(self::$active[$recipient]);
			}
			else
			{
				// store the massage if the method is set
				###Component###Helper::storeMessage($sendmail, $recipient, $subject, $body, $textonly, $mode, 'email');
			}
		}

		return $sendmail;
	}

	/**
	 * Set html text (in a row) and subject (as title) to a email table.
	 *      do not use <p> instead use <br />
	 *    in your html that you pass to this method
	 *      since it is a table row it does not
	 *      work well with paragraphs
	 *
	 * @return  string on success
	 *
	 */
	public static function setBasicBody($html, $subject)
	{
		$body = [];
		$body[] = "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd\">";
		$body[] = "<html xmlns=\"http://www.w3.org/1999/xhtml\">";
		$body[] = "<head>";
		$body[] = "<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\" />";
		$body[] = "<meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"/>";
		$body[] = "<title>" . $subject . "</title>";
		$body[] = "<style type=\"text/css\">";
		$body[] = "#outlook a {padding:0;}";
		$body[] = ".ExternalClass {width:100%;}";
		$body[] = ".ExternalClass, .ExternalClass p, .ExternalClass span, .ExternalClass font, .ExternalClass td, .ExternalClass div {line-height: 100%;} ";
		$body[] = "p {margin: 0; padding: 0; font-size: 0px; line-height: 0px;} ";
		$body[] = "table td {border-collapse: collapse;}";
		$body[] = "table {border-collapse: collapse; mso-table-lspace:0pt; mso-table-rspace:0pt; }";
		$body[] = "img {display: block; outline: none; text-decoration: none; -ms-interpolation-mode: bicubic;}";
		$body[] = "a img {border: none;}";
		$body[] = "a {text-decoration: none; color: #000001;}";
		$body[] = "a.phone {text-decoration: none; color: #000001 !important; pointer-events: auto; cursor: default;}";
		$body[] = "span {font-size: 13px; line-height: 17px; font-family: monospace; color: #000001;}";
		$body[] = "</style>";
		$body[] = "<!--[if gte mso 9]>";
		$body[] = "<style>";
		$body[] = "/* Target Outlook 2007 and 2010 */";
		$body[] = "</style>";
		$body[] = "<![endif]-->";
		$body[] = "</head>";
		$body[] = "<body style=\"width:100%; margin:0; padding:0; -webkit-text-size-adjust:100%; -ms-text-size-adjust:100%;\">";
		$body[] = $html;
		$body[] = "</body>";
		$body[] = "</html>";

		return implode("\n", $body);
	}

	/**
	 * Set html text (in a row) and subject (as title) to a email table.
	 *      do not use <p> instead use <br />
	 *    in your html that you pass to this method
	 *      since it is a table row it does not
	 *      work well with paragraphs
	 *
	 * @return  string on success
	 *
	 */
	public static function setTableBody($html, $subject)
	{
		$body = [];
		$body[] = "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd\">";
		$body[] = "<html xmlns=\"http://www.w3.org/1999/xhtml\">";
		$body[] = "<head>";
		$body[] = "<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\" />";
		$body[] = "<meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"/>";
		$body[] = "<title>" . $subject . "</title>";
		$body[] = "<style type=\"text/css\">";
		$body[] = "#outlook a {padding:0;}";
		$body[] = ".ExternalClass {width:100%;}";
		$body[] = ".ExternalClass, .ExternalClass p, .ExternalClass span, .ExternalClass font, .ExternalClass td, .ExternalClass div {line-height: 100%;} ";
		$body[] = "p {margin: 0; padding: 0; font-size: 0px; line-height: 0px;} ";
		$body[] = "table td {border-collapse: collapse;}";
		$body[] = "table {border-collapse: collapse; mso-table-lspace:0pt; mso-table-rspace:0pt; }";
		$body[] = "img {display: block; outline: none; text-decoration: none; -ms-interpolation-mode: bicubic;}";
		$body[] = "a img {border: none;}";
		$body[] = "a {text-decoration: none; color: #000001;}";
		$body[] = "a.phone {text-decoration: none; color: #000001 !important; pointer-events: auto; cursor: default;}";
		$body[] = "span {font-size: 13px; line-height: 17px; font-family: monospace; color: #000001;}";
		$body[] = "</style>";
		$body[] = "<!--[if gte mso 9]>";
		$body[] = "<style>";
		$body[] = "/* Target Outlook 2007 and 2010 */";
		$body[] = "</style>";
		$body[] = "<![endif]-->";
		$body[] = "</head>";
		$body[] = "<body style=\"width:100%; margin:0; padding:0; -webkit-text-size-adjust:100%; -ms-text-size-adjust:100%;\">";
		$body[] = "\n<!-- body wrapper -->";
		$body[] = "<table cellpadding=\"0\" cellspacing=\"0\" border=\"0\" style=\"margin:0; padding:0; width:100%; line-height: 100% !important;\">";
		$body[] = "<tr>";
		$body[] = "<td valign=\"top\">";
		$body[] = "<!-- edge wrapper -->";
		$body[] = "<table cellpadding=\"0\" cellspacing=\"0\" border=\"0\" align=\"center\" width=\"800\" >";
		$body[] = "<tr>";
		$body[] = "<td valign=\"top\">";
		$body[] = "<!-- content wrapper -->";
		$body[] = "<table cellpadding=\"0\" cellspacing=\"0\" border=\"0\" align=\"center\" width=\"780\">";
		$body[] = "<tr>";
		$body[] = "<td valign=\"top\" style=\"vertical-align: top;\">";
		$body[] = $html;
		$body[] = "</td>";
		$body[] = "</tr>";
		$body[] = "</table>";
		$body[] = "<!-- / content wrapper -->";
		$body[] = "</td>";
		$body[] = "</tr>";
		$body[] = "</table>";
		$body[] = "<!-- / edge wrapper -->";
		$body[] = "</td>";
		$body[] = "</tr>";
		$body[] = "</table>";
		$body[] = "<!-- / page wrapper -->";
		$body[] = "</body>";
		$body[] = "</html>";

		return implode("\n", $body);
	}
}