Show '⁂ Fediverse Preview' link in Row-Actions (#989)

* Show '⁂ Preview' link in Row-Actions

* be more precise

* add some more checks

* added changedlog item

* add items to changelog

* only show preview if site supports no blocks

thanks @mattwiebe

CHANGELOG.md

@@ -7,6 +7,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## Dev - XXXX-XX-XX
 
+### Added
+
+* Fediverse Preview on post-overview page
+* GitHub action to enforce Changelog updates.
+
 ### Improved
 
 * Outsource Constants to a separate file

includes/class-admin.php

@@ -27,6 +27,8 @@ public static function init() {
 		\add_action( 'load-comment.php', array( self::class, 'edit_comment' ) );
 		\add_action( 'load-post.php', array( self::class, 'edit_post' ) );
 		\add_action( 'load-edit.php', array( self::class, 'list_posts' ) );
+		\add_filter( 'page_row_actions', array( self::class, 'row_actions' ), 10, 2 );
+		\add_filter( 'post_row_actions', array( self::class, 'row_actions' ), 10, 2 );
 		\add_action( 'personal_options_update', array( self::class, 'save_user_settings' ) );
 		\add_action( 'admin_enqueue_scripts', array( self::class, 'enqueue_scripts' ) );
 		\add_action( 'admin_notices', array( self::class, 'admin_notices' ) );
@@ -794,4 +796,35 @@ public static function dashboard_glance_items( $items ) {
 
 		return $items;
 	}
+
+	/**
+	 * Add a "⁂ Preview" link to the row actions.
+	 *
+	 * @param array    $actions The existing actions.
+	 * @param \WP_Post $post    The post object.
+	 *
+	 * @return array The modified actions.
+	 */
+	public static function row_actions( $actions, $post ) {
+		// check if the post is enabled for ActivityPub.
+		if (
+			! \post_type_supports( \get_post_type( $post ), 'activitypub' ) ||
+			! in_array( $post->post_status, array( 'pending', 'draft', 'future', 'publish' ), true ) ||
+			! \current_user_can( 'edit_post', $post->ID ) ||
+			ACTIVITYPUB_CONTENT_VISIBILITY_LOCAL === get_content_visibility( $post ) ||
+			site_supports_blocks()
+		) {
+			return $actions;
+		}
+
+		$preview_url = add_query_arg( 'activitypub', 'true', \get_preview_post_link( $post ) );
+
+		$actions['activitypub'] = sprintf(
+			'<a href="%s" target="_blank">%s</a>',
+			\esc_url( $preview_url ),
+			\esc_html__( '⁂ Fediverse Preview', 'activitypub' )
+		);
+
+		return $actions;
+	}
 }

readme.txt

@@ -134,6 +134,7 @@ For reasons of data protection, it is not possible to see the followers of other
 
 = Dev =
 
+* Added: Fediverse Preview on post-overview page
 * Added: GitHub action to enforce Changelog updates.
 * Improved: Outsource Constants to a separate file
 * Improved: Better handling of `readme.txt` and `README.md`