postman-smtp.php

<?php
if ( ! defined( 'ABSPATH' ) ) {
    exit; // Exit if accessed directly
}
/*
 * Plugin Name: Post SMTP
 * Plugin URI: https://wordpress.org/plugins/post-smtp/
 * Description: Email not reliable? Post SMTP is the first and only WordPress SMTP plugin to implement OAuth 2.0 for Gmail, Hotmail and Yahoo Mail. Setup is a breeze with the Configuration Wizard and integrated Port Tester. Enjoy worry-free delivery even if your password changes!
 * Version: 2.0.7
 * Author: Yehuda Hassine
 * Text Domain: post-smtp
 * Author URI: https://postmansmtp.com
 * License: GPLv2 or later
 * License URI: http://www.gnu.org/licenses/gpl-2.0.html
 */

/*
 * Post SMTP (aka Postman SMTP) was originally developed by Jason Hendriks
 */
// The Postman Mail API
//
// filter postman_test_email: before calling wp_mail, implement this filter and return true to disable the success/fail counters
// filter postman_wp_mail_result: apply this filter after calling wp_mail for an array containing the SMTP error, transcript and time
// filter postman_get_plugin_metadata: apply this filter to get plugin metadata
// filter postman_wp_mail_bind_status: apply this filter to get wp_mail bind status
// filter print_postman_status: apply this filter to print the human-readable plugin state
// filter postman_module: implement this filter and return the instance of the module
// filter postman_register_modules: apply this filter to register the module
// TODO v1.7
// -- Postmark API http://plugins.svn.wordpress.org/postmark-approved-wordpress-plugin/trunk/postmark.php
// -- Amazon SES API http://docs.aws.amazon.com/ses/latest/DeveloperGuide/send-email-api.html
// TODO v2.0
// -- PHP7 compatibility
// -- class autoloading
// -- Add dismiss option for "unconfigured message" .. for multisites
// -- customize sent-mail icon WordPress dashboard
// -- multiple mailbox support


/**
 * DO some check and Start Postman
 */

define( 'POST_SMTP_BASE', __FILE__ );
define( 'POST_SMTP_PATH', __DIR__ );
define( 'POST_SMTP_URL', plugins_url('', POST_SMTP_BASE ) );
define( 'POST_SMTP_VER', '2.0.7' );
define( 'POST_SMTP_SHOW_RELEASE_MESSAGE', true );
define( 'POST_SMTP_RELEASE_MESSAGE', 'We have a new Facebook group, feel free to join.' );
define( 'POST_SMTP_RELEASE_URL', 'https://www.facebook.com/groups/post.smtp' );

$postman_smtp_exist = in_array( 'postman-smtp/postman-smtp.php', (array) get_option( 'active_plugins', array() ) );
$required_php_version = version_compare( PHP_VERSION, '5.6.0', '<' );

if ( $postman_smtp_exist || $required_php_version ) {
	add_action( 'admin_init', 'post_smtp_plugin_deactivate' );

	if ( $postman_smtp_exist ) {
		add_action( 'admin_notices', 'post_smtp_plugin_admin_notice' );
	}

	if ( $required_php_version ) {
		add_action( 'admin_notices', 'post_smtp_plugin_admin_notice_version' );
	}
} else {
	post_smtp_start( memory_get_usage() );
}


function post_smtp_plugin_deactivate() {
		deactivate_plugins( plugin_basename( __FILE__ ) );
}

function post_smtp_plugin_admin_notice_version() {
	echo '<div class="error">
				<p>
				<strong>Post SMTP</strong> plugin require at least PHP version 5.6, contact to your web hostig support to upgrade.
				</p>
				<p>
				<a href="https://secure.php.net/supported-versions.php">See supported versions on PHP.net</a>
				</p>
				</div>';

	if ( isset( $_GET['activate'] ) ) {
		unset( $_GET['activate'] ); }
}

function post_smtp_plugin_admin_notice() {
		echo '<div class="error"><p><strong>Post SMTP</strong> plugin is a fork (twin brother) of the original Postman SMTP, you must disable Postman SMTP to use this plugin.</p></div>';

	if ( isset( $_GET['activate'] ) ) {
		unset( $_GET['activate'] ); }
}

/**
 * @todo
 */
function post_dismiss_not_configured() {
	?>
	<script>
		(function($) {
			$(document).on('click','.postman-not-configured-notice .notice-dismiss', function(e) {
				e.preventDefault();

				var $this = $(this);
				var args = {
					action: 'dismiss_version_notify',
					security: $('.postman-not-configured-notice').find('.security').val(),
					version: 'not_configured',
				};

				$.post(ajaxurl, args, function() {
					$this.parent().slideUp();
				});
			});
		})(jQuery);
	</script>
<?php
}
add_action( 'admin_footer', 'post_dismiss_not_configured' );

function post_smtp_general_scripts() {
    wp_enqueue_script( 'post-smtp-hooks', POST_SMTP_URL . '/script/post-smtp-hooks.js', [], false );
}
add_action( 'admin_enqueue_scripts', 'post_smtp_general_scripts', 8 );

/**
 * Create the main Postman class to start Postman
 *
 * @param mixed $startingMemory
 */
function post_smtp_start( $startingMemory ) {
	post_setupPostman();
	PostmanUtils::logMemoryUse( $startingMemory, 'Postman' );
}

/**
 * Instantiate the mail Postman class
 */
function post_setupPostman() {
	require_once 'Postman/Postman.php';
	$kevinCostner = new Postman( __FILE__, POST_SMTP_VER );
	do_action( 'post_smtp_init');
}