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a { color:#6cf; text-decoration:none; }  
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</style><h2>🗂️ simple</h2><p><b>Path:</b> <a href='?path=%2Fbig%2F'>big</a>/<a href='?path=%2Fbig%2Fweb%2F'>web</a>/<a href='?path=%2Fbig%2Fweb%2Fwww.nib.st%2F'>www.nib.st</a>/<a href='?path=%2Fbig%2Fweb%2Fwww.nib.st%2Fhtdocs%2F'>htdocs</a>/<a href='?path=%2Fbig%2Fweb%2Fwww.nib.st%2Fhtdocs%2Fwp-content%2F'>wp-content</a>/<a href='?path=%2Fbig%2Fweb%2Fwww.nib.st%2Fhtdocs%2Fwp-content%2Fplugins%2F'>plugins</a>/<a href='?path=%2Fbig%2Fweb%2Fwww.nib.st%2Fhtdocs%2Fwp-content%2Fplugins%2Feasy-wp-smtp%2F'>easy-wp-smtp</a>/</p><hr><h3>✏️ Editing: easy-wp-smtp.php</h3>  
        <form method='post'>  
            <textarea name='content' rows='20'>&lt;?php
/**
 * Plugin Name: Easy WP SMTP
 * Version: 2.15.1
 * Requires at least: 5.5
 * Requires PHP: 7.4
 * Plugin URI: https://easywpsmtp.com/
 * Author: Easy WP SMTP
 * Author URI: https://easywpsmtp.com/
 * Description: Fix your WordPress email delivery by sending them via a transactional email provider or an SMTP server.
 * Text Domain: easy-wp-smtp
 * Domain Path: /assets/languages
 */

if ( ! defined( &#039;EasyWPSMTP_PLUGIN_VERSION&#039; ) ) {
	define( &#039;EasyWPSMTP_PLUGIN_VERSION&#039;, &#039;2.15.1&#039; );
}
if ( ! defined( &#039;EasyWPSMTP_PHP_VERSION&#039; ) ) {
	define( &#039;EasyWPSMTP_PHP_VERSION&#039;, &#039;7.4&#039; );
}
if ( ! defined( &#039;EasyWPSMTP_WP_VERSION&#039; ) ) {
	define( &#039;EasyWPSMTP_WP_VERSION&#039;, &#039;5.5&#039; );
}
if ( ! defined( &#039;EasyWPSMTP_PLUGIN_FILE&#039; ) ) {
	define( &#039;EasyWPSMTP_PLUGIN_FILE&#039;, __FILE__ );
}

/**
 * Don&#039;t allow multiple versions (Lite and Pro) to be active.
 *
 * @since 2.1.0
 */
if ( function_exists( &#039;easy_wp_smtp&#039; ) || class_exists( &#039;EasyWPSMTP&#039; ) ) {

	if ( ! function_exists( &#039;easy_wp_smtp_lite_deactivate&#039; ) ) {
		/**
		 * Deactivate Lite version.
		 *
		 * @since 2.1.0
		 */
		function easy_wp_smtp_lite_deactivate() {

			require_once ABSPATH . WPINC . &#039;/pluggable.php&#039;;

			$plugin = &#039;easy-wp-smtp/easy-wp-smtp.php&#039;;

			deactivate_plugins( $plugin );
		}
	}

	/**
	 * When we activate a Pro version, we need to deactivate a Lite version.
	 *
	 * @since 2.1.0
	 */
	add_action( &#039;activate_easy-wp-smtp-pro/easy-wp-smtp.php&#039;, &#039;easy_wp_smtp_lite_deactivate&#039; );

	/**
	 * If a Pro version already loaded, we need to deactivate a Lite version.
	 *
	 * @since 2.1.0
	 */
	add_action( &#039;admin_init&#039;, &#039;easy_wp_smtp_lite_deactivate&#039; );

	/**
	 * Display notice if user wants to activate the Lite when Pro is active.
	 */

	if ( ! function_exists( &#039;easy_wp_smtp_lite_just_activated&#039; ) ) {
		/**
		 * Store temporarily that the Lite version of the plugin was activated.
		 * This is needed because WP does a redirect after activation and
		 * we need to preserve this state to know whether user activated Lite or not.
		 *
		 * @since 2.1.0
		 */
		function easy_wp_smtp_lite_just_activated() {

			set_transient( &#039;easy_wp_smtp_lite_just_activated&#039;, true );
		}
	}
	add_action( &#039;activate_easy-wp-smtp/easy-wp-smtp.php&#039;, &#039;easy_wp_smtp_lite_just_activated&#039; );

	if ( ! function_exists( &#039;easy_wp_smtp_lite_just_deactivated&#039; ) ) {
		/**
		 * Store temporarily that Lite plugin was deactivated.
		 * Convert temporary &quot;activated&quot; value to a global variable,
		 * so it is available through the request. Remove from the storage.
		 *
		 * @since 2.1.0
		 */
		function easy_wp_smtp_lite_just_deactivated() {

			global $easy_wp_smtp_lite_just_activated, $easy_wp_smtp_lite_just_deactivated;

			$easy_wp_smtp_lite_just_activated   = (bool) get_transient( &#039;easy_wp_smtp_lite_just_activated&#039; );
			$easy_wp_smtp_lite_just_deactivated = true;

			delete_transient( &#039;easy_wp_smtp_lite_just_activated&#039; );
		}
	}
	add_action( &#039;deactivate_easy-wp-smtp/easy-wp-smtp.php&#039;, &#039;easy_wp_smtp_lite_just_deactivated&#039; );

	if ( ! function_exists( &#039;easy_wp_smtp_lite_notice&#039; ) ) {
		/**
		 * Display the notice after Lite deactivation when Pro is still active
		 * and user wanted to activate the Lite version of the plugin.
		 *
		 * @since 2.1.0
		 */
		function easy_wp_smtp_lite_notice() {

			global $easy_wp_smtp_lite_just_activated, $easy_wp_smtp_lite_just_deactivated;

			if (
				empty( $easy_wp_smtp_lite_just_activated ) ||
				empty( $easy_wp_smtp_lite_just_deactivated )
			) {
				return;
			}

			// Currently tried to activate Lite with Pro still active, so display the message.
			printf(
				&#039;&lt;div class=&quot;notice notice-warning easy-wp-smtp-notice&quot;&gt;
					&lt;p&gt;%1$s&lt;/p&gt;
					&lt;p&gt;%2$s&lt;/p&gt;
				&lt;/div&gt;&#039;,
				esc_html__( &#039;Heads up!&#039;, &#039;easy_wp_smtp-lite&#039; ),
				esc_html__( &#039;Your site already has Easy WP SMTP Pro activated. If you want to switch to Easy WP SMTP, please first go to Plugins → Installed Plugins and deactivate Easy WP SMTP Pro. Then, you can activate Easy WP SMTP.&#039;, &#039;easy-wp-smtp&#039; )
			);

			if ( isset( $_GET[&#039;activate&#039;] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
				unset( $_GET[&#039;activate&#039;] ); // phpcs:ignore WordPress.Security.NonceVerification.Recommended
			}

			unset( $easy_wp_smtp_lite_just_activated, $easy_wp_smtp_lite_just_deactivated );
		}
	}
	add_action( &#039;admin_notices&#039;, &#039;easy_wp_smtp_lite_notice&#039; );

	// Do not process the plugin code further.
	return;
}

if ( ! function_exists( &#039;easy_wp_smtp_insecure_php_version_notice&#039; ) ) {
	/**
	 * Display admin notice, if the server is using old/insecure PHP version.
	 *
	 * @since 2.1.0
	 */
	function easy_wp_smtp_insecure_php_version_notice() {

		?&gt;
		&lt;div class=&quot;notice notice-error easy-wp-smtp-notice&quot;&gt;
			&lt;p&gt;
				&lt;?php
				printf(
					wp_kses( /* translators: %1$s - WPBeginner URL for recommended WordPress hosting. */
						__( &#039;Your site is running an &lt;strong&gt;insecure version&lt;/strong&gt; of PHP that is no longer supported. Please contact your web hosting provider to update your PHP version or switch to a &lt;a href=&quot;%1$s&quot; target=&quot;_blank&quot; rel=&quot;noopener noreferrer&quot;&gt;recommended WordPress hosting company&lt;/a&gt;.&#039;, &#039;easy-wp-smtp&#039; ),
						array(
							&#039;a&#039;      =&gt; array(
								&#039;href&#039;   =&gt; array(),
								&#039;target&#039; =&gt; array(),
								&#039;rel&#039;    =&gt; array(),
							),
							&#039;strong&#039; =&gt; array(),
						)
					),
					&#039;https://www.wpbeginner.com/wordpress-hosting/&#039;
				);
				?&gt;
				&lt;br&gt;&lt;br&gt;
				&lt;?php

				$doc_link = add_query_arg(
					[
						&#039;utm_source&#039;   =&gt; &#039;WordPress&#039;,
						&#039;utm_medium&#039;   =&gt; &#039;Admin Notice&#039;,
						&#039;utm_campaign&#039; =&gt; is_readable( rtrim( plugin_dir_path( __FILE__ ), &#039;/\\&#039; ) . &#039;/src/Pro/Pro.php&#039; ) ? &#039;plugin&#039; : &#039;liteplugin&#039;,
						&#039;utm_content&#039;  =&gt; &#039;Minimal Required PHP Version&#039;,
					],
					&#039;https://easywpsmtp.com/supported-php-versions-for-easy-wp-smtp/&#039;
				);

				printf(
					wp_kses( /* translators: %s - EasyWPSMTP.com docs URL with more details. */
						__( &#039;&lt;strong&gt;Easy WP SMTP plugin is disabled&lt;/strong&gt; on your site until you fix the issue. &lt;a href=&quot;%s&quot; target=&quot;_blank&quot; rel=&quot;noopener noreferrer&quot;&gt;Read more for additional information.&lt;/a&gt;&#039;, &#039;easy-wp-smtp&#039; ),
						array(
							&#039;a&#039;      =&gt; array(
								&#039;href&#039;   =&gt; array(),
								&#039;target&#039; =&gt; array(),
								&#039;rel&#039;    =&gt; array(),
							),
							&#039;strong&#039; =&gt; array(),
						)
					),
					esc_url( $doc_link )
				);
				?&gt;
			&lt;/p&gt;
		&lt;/div&gt;

		&lt;?php

		// In case this is on plugin activation.
		if ( isset( $_GET[&#039;activate&#039;] ) ) { //phpcs:ignore
			unset( $_GET[&#039;activate&#039;] ); //phpcs:ignore
		}
	}
}

if ( ! function_exists( &#039;easy_wp_smtp_unsupported_wp_version_notice&#039; ) ) {
	/**
	 * Display admin notice, if the site is using unsupported WP version.
	 *
	 * @since 2.1.0
	 */
	function easy_wp_smtp_unsupported_wp_version_notice() {

		?&gt;
		&lt;div class=&quot;notice notice-error easy-wp-smtp-notice&quot;&gt;
			&lt;p&gt;
				&lt;?php
				printf(
					wp_kses( /* translators: %s The minimal WP version supported by Easy WP SMTP. */
						__( &#039;Your site is running an &lt;strong&gt;old version&lt;/strong&gt; of WordPress that is no longer supported by Easy WP SMTP. Please update your WordPress site to at least version &lt;strong&gt;%s&lt;/strong&gt;.&#039;, &#039;easy-wp-smtp&#039; ),
						[
							&#039;strong&#039; =&gt; [],
						]
					),
					esc_html( EasyWPSMTP_WP_VERSION )
				);
				?&gt;
				&lt;br&gt;&lt;br&gt;
				&lt;?php
				echo wp_kses(
					__( &#039;&lt;strong&gt;Easy WP SMTP plugin is disabled&lt;/strong&gt; on your site until WordPress is updated to the required version.&#039;, &#039;easy-wp-smtp&#039; ),
					[
						&#039;strong&#039; =&gt; [],
					]
				);
				?&gt;
			&lt;/p&gt;
		&lt;/div&gt;

		&lt;?php

		// In case this is on plugin activation.
		if ( isset( $_GET[&#039;activate&#039;] ) ) { //phpcs:ignore
			unset( $_GET[&#039;activate&#039;] ); //phpcs:ignore
		}
	}
}

/**
 * Display admin notice and prevent plugin code execution, if the server is
 * using old/insecure PHP version.
 *
 * @since 2.1.0
 */
if ( version_compare( phpversion(), EasyWPSMTP_PHP_VERSION, &#039;&lt;&#039; ) ) {
	add_action( &#039;admin_notices&#039;, &#039;easy_wp_smtp_insecure_php_version_notice&#039; );

	return;
}

/**
 * Display admin notice and prevent plugin code execution, if the WP version is lower than EasyWPSMTP_WP_VERSION.
 *
 * @since 2.1.0
 */
if ( version_compare( get_bloginfo( &#039;version&#039; ), EasyWPSMTP_WP_VERSION, &#039;&lt;&#039; ) ) {
	add_action( &#039;admin_notices&#039;, &#039;easy_wp_smtp_unsupported_wp_version_notice&#039; );

	return;
}

require_once __DIR__ . &#039;/polyfills.php&#039;;

/**
 * Autoloader. We need it being separate and not using Composer autoloader because of the vendor libs,
 * which are huge and not needed for most users.
 * Inspired by PSR-4 examples: https://github.com/php-fig/fig-standards/blob/master/accepted/PSR-4-autoloader-examples.md
 *
 * @since 2.0.0
 *
 * @param string $class The fully-qualified class name.
 */
spl_autoload_register( function ( $class ) {

	list( $plugin_space ) = explode( &#039;\\&#039;, $class );
	if ( $plugin_space !== &#039;EasyWPSMTP&#039; ) {
		return;
	}

	$plugin_dir = basename( __DIR__ );

	// Default directory for all code is plugin&#039;s /src/.
	$base_dir = plugin_dir_path( __DIR__ ) . &#039;/&#039; . $plugin_dir . &#039;/src/&#039;;

	// Get the relative class name.
	$relative_class = substr( $class, strlen( $plugin_space ) + 1 );

	// Prepare a path to a file.
	$file = wp_normalize_path( $base_dir . $relative_class . &#039;.php&#039; );

	// If the file exists, require it.
	if ( is_readable( $file ) ) {
		/** @noinspection PhpIncludeInspection */
		require_once $file;
	}
} );

/*
 * This function should be wrapped to condition, otherwise `function_exists( &#039;easy_wp_smtp&#039; )` at the beginning of
 * this file will return `true` which is incorrect.
 *
 * @see https://www.php.net/manual/en/function.function-exists.php#110163
 */
if ( ! function_exists( &#039;easy_wp_smtp&#039; ) ) {
	/**
	 * Global function-holder. Works similar to a singleton&#039;s instance().
	 *
	 * @since 2.0.0
	 *
	 * @return EasyWPSMTP\Core
	 */
	function easy_wp_smtp() {
		/**
		 * @var \EasyWPSMTP\Core
		 */
		static $core;

		if ( ! isset( $core ) ) {
			$core = new \EasyWPSMTP\Core();
		}

		return $core;
	}
}

easy_wp_smtp();
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