Add upstream

wp-content/plugins/jetpack/3rd-party/bbpress.php

@@ -0,0 +1,50 @@
+<?php
+add_action( 'init', 'jetpack_bbpress_compat', 11 ); // Priority 11 needed to ensure sharing_display is loaded.
+
+/**
+ * Adds Jetpack + bbPress Compatibility filters.
+ *
+ * @author Brandon Kraft
+ * @since  3.7.1
+ */
+function jetpack_bbpress_compat() {
+	if ( function_exists( 'sharing_display' ) ) {
+		add_filter( 'bbp_get_topic_content',           'sharing_display', 19 );
+		add_action( 'bbp_template_after_single_forum', 'jetpack_sharing_bbpress' );
+		add_action( 'bbp_template_after_single_topic', 'jetpack_sharing_bbpress' );
+	}
+
+	/**
+	 * Enable Markdown support for bbpress post types.
+	 *
+	 * @author Brandon Kraft
+	 * @since 6.0.0
+	 */
+	 if ( function_exists( 'bbp_get_topic_post_type' ) ) {
+		 add_post_type_support( bbp_get_topic_post_type(), 'wpcom-markdown' );
+		 add_post_type_support( bbp_get_reply_post_type(), 'wpcom-markdown' );
+		 add_post_type_support( bbp_get_forum_post_type(), 'wpcom-markdown' );
+	 }
+
+	/**
+	 * Use Photon for all images in Topics and replies.
+	 *
+	 * @since 4.9.0
+	 */
+	if ( class_exists( 'Jetpack_Photon' ) && Jetpack::is_module_active( 'photon' ) ) {
+		add_filter( 'bbp_get_topic_content', array( 'Jetpack_Photon', 'filter_the_content' ), 999999 );
+		add_filter( 'bbp_get_reply_content', array( 'Jetpack_Photon', 'filter_the_content' ), 999999 );
+	}
+}
+
+/**
+ * Display Jetpack "Sharing" buttons on bbPress 2.x forums/ topics/ lead topics/ replies.
+ *
+ * Determination if the sharing buttons should display on the post type is handled within sharing_display().
+ *
+ * @author David Decker
+ * @since  3.7.0
+ */
+function jetpack_sharing_bbpress() {
+	sharing_display( null, true );
+}