⚠️ Load later for i18n (Enhance i18n of attendees-email...)

gatherpress.php

@@ -9,7 +9,6 @@
  * Requires PHP:      7.4
  * Requires at least: 6.4
  * Text Domain:       gatherpress
- * Domain Path:       /languages
  * License:           GNU General Public License v2.0 or later
  * License URI:       https://www.gnu.org/licenses/gpl-2.0.html
  *

includes/core/classes/class-rest-api.php

@@ -448,28 +448,43 @@ public function send_emails( int $post_id, array $send, string $message ): bool
 			return false;
 		}
 
-		$members = $this->get_members( $send, $post_id );
-		/* translators: %s: event title. */
-		$subject = sprintf( __( '📅 %s', 'gatherpress' ), get_the_title( $post_id ) );
-		$body    = Utility::render_template(
-			sprintf( '%s/includes/templates/admin/emails/event-email.php', GATHERPRESS_CORE_PATH ),
-			array(
-				'event_id' => $post_id,
-				'message'  => $message,
-			),
-		);
-		$headers = array( 'Content-Type: text/html; charset=UTF-8' );
-		$subject = stripslashes_deep( html_entity_decode( $subject, ENT_QUOTES, 'UTF-8' ) );
+		// Keep the currently logged-in user.
+		$current_user = wp_get_current_user();
 
+		$members = $this->get_members( $send, $post_id );
 		foreach ( $members as $member ) {
 			if ( '0' === get_user_meta( $member->ID, 'gatherpress_event_updates_opt_in', true ) ) {
 				continue;
 			}
-
 			if ( $member->user_email ) {
 				$to = $member->user_email;
+				$switched_locale = switch_to_user_locale( $member->ID );
+
+				// Set the current user to the actual member to mail to,
+				// to make sure the GatherPress filters for date- and time- format, as well as the users timezone,
+				// are recognized by the functions inside render_template().
+				wp_set_current_user( $member->ID );
+
+				/* translators: %s: event title. */
+				$subject = sprintf( __( '📅 %s', 'gatherpress' ), get_the_title( $post_id ) );
+				$body    = Utility::render_template(
+					sprintf( '%s/includes/templates/admin/emails/event-email.php', GATHERPRESS_CORE_PATH ),
+					array(
+						'event_id' => $post_id,
+						'message'  => $message,
+					),
+				);
+				$headers = array( 'Content-Type: text/html; charset=UTF-8' );
+				$subject = stripslashes_deep( html_entity_decode( $subject, ENT_QUOTES, 'UTF-8' ) );
+
+				// Reset the current user to the editor sending the email.
+				wp_set_current_user( $current_user->ID );
 
 				wp_mail( $to, $subject, $body, $headers );
+
+				if ( $switched_locale ) {
+					restore_previous_locale();
+				}
 			}
 		}
 

includes/core/classes/class-setup.php

@@ -82,6 +82,8 @@ protected function instantiate_classes(): void {
 	 * @return void
 	 */
 	protected function setup_hooks(): void {
+		add_action( 'init', array( $this, 'load_gatherpress_textdomain' ), 0 );
+
 		register_activation_hook( GATHERPRESS_CORE_FILE, array( $this, 'activate_gatherpress_plugin' ) );
 		register_deactivation_hook( GATHERPRESS_CORE_FILE, array( $this, 'deactivate_gatherpress_plugin' ) );
 
@@ -111,6 +113,38 @@ protected function setup_hooks(): void {
 		);
 	}
 
+	/**
+	 * Load plugin textdomain.
+	 * 
+	 * Calling load_plugin_textdomain() should be delayed until init action.
+	 * @see https://developer.wordpress.org/reference/functions/load_plugin_textdomain/#comment-1568
+	 *
+	 * load_plugin_textdomain() will try to load the mo file firstly from:
+	 * WP_LANG_DIR . ‘/plugins/’ . $mofile
+	 * Only if it is not able to it will load it from GATHERPRESS_DIR_NAME folder
+	 * @see https://developer.wordpress.org/reference/functions/load_plugin_textdomain/#comment-3521
+	 *
+	 * Since WordPress 4.6 translations now take translate.wordpress.org as priority and so
+	 * plugins that are translated via translate.wordpress.org DO NOT necessary require load_plugin_textdomain() anymore.
+	 * If you don’t want to add a load_plugin_textdomain() call to your plugin
+	 * you have to set the Requires at least: field in your readme.txt to 4.6 or more.
+	 * @see https://developer.wordpress.org/plugins/internationalization/how-to-internationalize-your-plugin/#plugins-on-wordpress-org
+	 *
+	 * BUT, ...!!!
+	 *
+	 * A call to load_plugin_textdomain() is ABSOLUTELY NEEDED to properly load all translation files
+	 * for users how chosed another than the sites default language in their /profile.php.
+	 */
+	public function load_gatherpress_textdomain() {
+		// Keep as a fallback if translation files were not loaded from translate.wordpress.org ??
+		// load_plugin_textdomain( 'gatherpress', false, GATHERPRESS_DIR_NAME . '/languages' );
+
+		// Or use it like that
+		// and DELETE the /languages folder,
+		// and "* Domain Path:       /languages" as well?
+		load_plugin_textdomain( 'gatherpress', false, false ); 
+	}
+
 	/**
 	 * Add custom links to the plugin action links in the WordPress plugins list.
 	 *

includes/templates/admin/emails/event-email.php

@@ -20,13 +20,14 @@
 	return;
 }
 
-$gatherpress_event = new Event( $event_id );
-$gatherpress_venue = $gatherpress_event->get_venue_information()['name'];
+$gatherpress_event       = new Event( $event_id );
+$gatherpress_event_image = get_the_post_thumbnail_url( $event_id, 'full' );
+$gatherpress_venue       = $gatherpress_event->get_venue_information()['name'];
 
 ?>
 
 <!DOCTYPE html>
-<html lang="en-US">
+<html <?php language_attributes(); ?>>
 	<head>
 		<title><?php echo wp_kses_post( get_the_title( $event_id ) ); ?></title>
 	</head>
@@ -36,8 +37,10 @@
 				<?php echo wp_kses( nl2br( $message ), array( 'br' => array() ) ); ?>
 			</p>
 		<?php endif; ?>
-		<!-- Feature Image -->
-		<img src="<?php echo esc_url( get_the_post_thumbnail_url( $event_id, 'full' ) ); ?>" alt="<?php esc_attr_e( 'Event Image', 'gatherpress' ); ?>" style="max-width: 100%;">
+		<?php if ( $gatherpress_event_image ) : ?>
+			<!-- Feature Image -->
+			<img src="<?php echo esc_url( $gatherpress_event_image ); ?>" alt="<?php esc_attr_e( 'Event Image', 'gatherpress' ); ?>" style="max-width: 100%;">
+		<?php endif; ?>
 
 		<!-- Event Title -->
 		<h1 style="text-align: center;"><?php echo wp_kses_post( get_the_title( $event_id ) ); ?></h1>