BP_REST_Reply_Endpoint::create_item( WP_REST_Request $request )

	public function create_item( $request ) {

		$reply = $this->prepare_reply_for_database( $request );

		// Define local variable(s).
		$forum_id       = 0;
		$reply_author   = 0;
		$reply_to       = 0;
		$reply_title    = '';
		$reply_content  = '';
		$anonymous_data = array();

		/** Reply Author */
		// User is anonymous.
		if ( bbp_is_anonymous() ) {

			$anonymous_args = array(
				'bbp_anonymous_name'    => ! empty( $request['anonymous_name'] ) ? sanitize_text_field( $request['anonymous_name'] ) : '',
				'bbp_anonymous_email'   => ! empty( $request['anonymous_email'] ) ? sanitize_email( $request['anonymous_email'] ) : '',
				'bbp_anonymous_website' => ! empty( $request['anonymous_website'] ) ? sanitize_text_field( $request['anonymous_website'] ) : '',
			);

			// Filter anonymous data (variable is used later).
			$anonymous_data = bbp_filter_anonymous_post_data( $anonymous_args );

			// Anonymous data checks out, so set cookies, etc...
			if ( ! empty( $anonymous_data ) && is_array( $anonymous_data ) ) {
				bbp_set_current_anonymous_user_data( $anonymous_data );
			}

			// User is logged in.
		} else {

			// User cannot create replies.
			if ( ! current_user_can( 'publish_replies' ) ) {
				return new WP_Error(
					'bp_rest_bbp_reply_permission',
					__( 'Sorry, You do not have permission to reply.', 'buddyboss' ),
					array(
						'status' => rest_authorization_required_code(),
					)
				);
			}

			// Reply author is current user.
			$reply_author = bbp_get_current_user_id();
		}

		/** Topic ID */
		// Topic id was not passed.
		if ( empty( $reply->bbp_topic_id ) ) {
			return new WP_Error(
				'bp_rest_bbp_reply_topic_id',
				__( 'Sorry, Discussion ID is missing.', 'buddyboss' ),
				array(
					'status' => 400,
				)
			);

			// Topic id is not a number.
		} elseif ( ! is_numeric( $reply->bbp_topic_id ) ) {
			return new WP_Error(
				'bp_rest_bbp_reply_topic_id',
				__( 'Sorry, Discussion ID must be a number.', 'buddyboss' ),
				array(
					'status' => 400,
				)
			);
			// Topic id might be valid.
		} else {
			// Get the topic id.
			$posted_topic_id = intval( $reply->bbp_topic_id );

			// Topic id is a negative number.
			if ( 0 > $posted_topic_id ) {
				return new WP_Error(
					'bp_rest_bbp_reply_topic_id',
					__( 'Sorry, Discussion ID cannot be a negative number.', 'buddyboss' ),
					array(
						'status' => 400,
					)
				);

				// Topic does not exist.
			} elseif ( ! bbp_get_topic( $posted_topic_id ) ) {
				return new WP_Error(
					'bp_rest_bbp_reply_topic_id',
					__( 'Sorry, Discussion does not exist.', 'buddyboss' ),
					array(
						'status' => 400,
					)
				);

				// Use the POST'ed topic id.
			} else {
				$topic_id = $posted_topic_id;
			}
		}

		/** Forum ID */
		// Try to use the forum id of the topic.
		if ( ! isset( $reply->bbp_forum_id ) && ! empty( $topic_id ) ) {
			$forum_id = bbp_get_topic_forum_id( $topic_id );

			// Error check the POST'ed forum id.
		} elseif ( isset( $reply->bbp_forum_id ) ) {

			// Empty Forum id was passed.
			if ( empty( $reply->bbp_forum_id ) ) {
				return new WP_Error(
					'bp_rest_bbp_reply_forum_id',
					__( 'Sorry, Forum ID is missing.', 'buddyboss' ),
					array(
						'status' => 400,
					)
				);

				// Forum id is not a number.
			} elseif ( ! is_numeric( $reply->bbp_forum_id ) ) {
				return new WP_Error(
					'bp_rest_bbp_reply_forum_id',
					__( 'Sorry, Forum ID must be a number.', 'buddyboss' ),
					array(
						'status' => 400,
					)
				);

				// Forum id might be valid.
			} else {

				// Get the forum id.
				$posted_forum_id = intval( $reply->bbp_forum_id );

				// Forum id is empty.
				if ( 0 === $posted_forum_id ) {
					return new WP_Error(
						'bp_rest_bbp_topic_forum_id',
						__( 'Sorry, Forum ID is missing.', 'buddyboss' ),
						array(
							'status' => 400,
						)
					);

					// Forum id is a negative number.
				} elseif ( 0 > $posted_forum_id ) {
					return new WP_Error(
						'bp_rest_bbp_topic_forum_id',
						__( 'Sorry, Forum ID cannot be a negative number.', 'buddyboss' ),
						array(
							'status' => 400,
						)
					);

					// Forum does not exist.
				} elseif ( ! bbp_get_forum( $posted_forum_id ) ) {
					return new WP_Error(
						'bp_rest_bbp_topic_forum_id',
						__( 'Sorry, Forum does not exist.', 'buddyboss' ),
						array(
							'status' => 400,
						)
					);

					// Use the POST'ed forum id.
				} else {
					$forum_id = $posted_forum_id;
				}
			}
		}

		// Forum exists.
		if ( ! empty( $forum_id ) ) {

			// Forum is a category.
			if ( bbp_is_forum_category( $forum_id ) ) {
				return new WP_Error(
					'bp_rest_bbp_new_reply_forum_category',
					__( 'This forum is a category. No replies can be created in this forum.', 'buddyboss' ),
					array(
						'status' => 400,
					)
				);

				// Forum is not a category.
			} else {

				// Forum is closed and user cannot access.
				if ( bbp_is_forum_closed( $forum_id ) && ! current_user_can( 'edit_forum', $forum_id ) ) {
					return new WP_Error(
						'bp_rest_bbp_new_reply_forum_closed',
						__( 'This forum has been closed to new replies.', 'buddyboss' ),
						array(
							'status' => 400,
						)
					);
				}

				/**
				 * Added logic for group forum
				 * Current user is part of that group or not.
				 * We need to check manually because bbpress updating that caps only on group forum page and
				 * in API those conditional tag will not work.
				 */
				$group_ids = bbp_get_forum_group_ids( $forum_id );
				if ( ! empty( $group_ids ) ) {
					$is_member = false;
					foreach ( $group_ids as $group_id ) {
						if ( groups_is_user_member( get_current_user_id(), $group_id ) ) {
							$is_member = true;
							break;
						}
					}
				}

				// Forum is private and user cannot access.
				if ( bbp_is_forum_private( $forum_id ) ) {
					if (
						( empty( $group_ids ) && ! current_user_can( 'read_private_forums' ) )
						|| ( ! empty( $group_ids ) && ! $is_member )
					) {
						return new WP_Error(
							'bp_rest_bbp_new_reply_forum_private',
							__( 'This forum is private and you do not have the capability to read or create new replies in it.', 'buddyboss' ),
							array(
								'status' => 400,
							)
						);
					}

					// Forum is hidden and user cannot access.
				} elseif ( bbp_is_forum_hidden( $forum_id ) ) {
					if (
						( empty( $group_ids ) && ! current_user_can( 'read_hidden_forums' ) )
						|| ( ! empty( $group_ids ) && ! $is_member )
					) {
						return new WP_Error(
							'bp_rest_bbp_new_reply_forum_hidden',
							__( 'This forum is hidden and you do not have the capability to read or create new replies in it.', 'buddyboss' ),
							array(
								'status' => 400,
							)
						);
					}
				}
			}
		}

		/** Unfiltered HTML */
		// Remove kses filters from title and content for capable users and if the nonce is verified.
		if ( current_user_can( 'unfiltered_html' ) ) {
			remove_filter( 'bbp_new_reply_pre_title', 'wp_filter_kses' );
			remove_filter( 'bbp_new_reply_pre_content', 'bbp_encode_bad', 10 );
			remove_filter( 'bbp_new_reply_pre_content', 'bbp_filter_kses', 30 );
		}

		/** Reply Title */
		if ( ! empty( $reply->bbp_reply_title ) ) {
			$reply_title = esc_attr( wp_strip_all_tags( $reply->bbp_reply_title ) );
		}

		// Filter and sanitize.
		$reply_title = apply_filters( 'bbp_new_reply_pre_title', $reply_title );

		/** Reply Content */
		if ( ! empty( $reply->bbp_reply_content ) ) {
			$reply_content = $reply->bbp_reply_content;
		}

		// Filter and sanitize.
		$reply_content = apply_filters( 'bbp_new_reply_pre_content', $reply_content );

		// No reply content.
		if (
			empty( $reply_content )
			&& empty( $request['bbp_media'] )
			&& empty( $request['bbp_media_gif'] )
		) {
			return new WP_Error(
				'bp_rest_bbp_reply_content',
				__( 'Sorry, Your reply cannot be empty.', 'buddyboss' ),
				array(
					'status' => 400,
				)
			);
		}

		// Filter and sanitize.
		$reply_content = apply_filters( 'bbp_new_reply_pre_content', $reply_content );

		/** Reply Flooding */
		if ( ! bbp_check_for_flood( $anonymous_data, $reply_author ) ) {
			return new WP_Error(
				'bp_rest_bbp_reply_flood',
				__( 'Slow down; you move too fast.', 'buddyboss' ),
				array(
					'status' => 400,
				)
			);
		}

		/** Reply Duplicate */
		if ( ! bbp_check_for_duplicate(
			array(
				'post_type'      => bbp_get_reply_post_type(),
				'post_author'    => $reply_author,
				'post_content'   => $reply_content,
				'post_parent'    => $topic_id,
				'anonymous_data' => $anonymous_data,
			)
		) ) {
			return new WP_Error(
				'bp_rest_bbp_reply_duplicate',
				__( 'Duplicate reply detected; it looks as though you\'ve already said that!', 'buddyboss' ),
				array(
					'status' => 400,
				)
			);
		}

		/** Reply Blacklist */
		if ( ! bbp_check_for_blacklist( $anonymous_data, $reply_author, $reply_title, $reply_content ) ) {
			return new WP_Error(
				'bp_rest_bbp_reply_blacklist',
				__( 'Sorry, Your reply cannot be created at this time.', 'buddyboss' ),
				array(
					'status' => 400,
				)
			);
		}

		/** Reply Status */
		// Maybe put into moderation.
		if ( ! bbp_check_for_moderation( $anonymous_data, $reply_author, $reply_title, $reply_content ) ) {
			$reply_status = bbp_get_pending_status_id();

			// Default.
		} else {
			$reply_status = bbp_get_public_status_id();
		}

		/** Reply To */
		// Handle Reply To of the reply; $_REQUEST for non-JS submissions.
		if ( isset( $reply->bbp_reply_to ) ) {
			$reply_to = bbp_validate_reply_to( $reply->bbp_reply_to );
		}

		/** Topic Closed */
		// If topic is closed, moderators can still reply.
		if ( bbp_is_topic_closed( $topic_id ) && ! current_user_can( 'moderate' ) ) {
			return new WP_Error(
				'bp_rest_bbp_reply_topic_closed',
				__( 'Sorry, Discussion is closed.', 'buddyboss' ),
				array(
					'status' => 400,
				)
			);
		}

		/** Topic Tags */
		// Either replace terms.
		if ( bbp_allow_topic_tags() && current_user_can( 'assign_topic_tags' ) && ! empty( $reply->bbp_topic_tags ) ) {
			$terms = esc_attr( wp_strip_all_tags( $reply->bbp_topic_tags ) );

			// ...or remove them.
		} elseif ( isset( $reply->bbp_topic_tags ) ) {
			$terms = '';

			// Existing terms.
		} else {
			$terms = bbp_get_topic_tag_names( $topic_id );
		}

		/** Additional Actions (Before Save) */
		do_action( 'bbp_new_reply_pre_extras', $topic_id, $forum_id );

		// Bail if errors.
		if ( bbp_has_errors() ) {
			return;
		}

		/** No Errors */

		// Add the content of the form to $reply_data as an array.
		// Just in time manipulation of reply data before being created.
		$reply_data = apply_filters(
			'bbp_new_reply_pre_insert',
			array(
				'post_author'    => $reply_author,
				'post_title'     => $reply_title,
				'post_content'   => $reply_content,
				'post_status'    => $reply_status,
				'post_parent'    => $topic_id,
				'post_type'      => bbp_get_reply_post_type(),
				'comment_status' => 'closed',
				'menu_order'     => bbp_get_topic_reply_count( $topic_id, false ) + 1,
			)
		);

		// Insert reply.
		$reply_id = wp_insert_post( $reply_data );

		if ( empty( $reply_id ) || is_wp_error( $reply_id ) ) {
			$append_error = (
				( is_wp_error( $reply_id ) && $reply_id->get_error_message() )
				? __( 'The following problem(s) have been found with your reply: ', 'buddyboss' ) . $reply_id->get_error_message()
				: __( 'We are facing a problem to creating a reply.', 'buddyboss' )
			);

			return new WP_Error(
				'bp_rest_bbp_reply_error',
				$append_error,
				array(
					'status' => 400,
				)
			);
		}

		/** Topic Tags */
		// Just in time manipulation of reply terms before being edited.
		$terms = apply_filters( 'bbp_new_reply_pre_set_terms', $terms, $topic_id, $reply_id );

		// Insert terms.
		$terms = wp_set_post_terms( $topic_id, $terms, bbp_get_topic_tag_tax_id(), true );

		// Term error.
		if ( is_wp_error( $terms ) ) {
			return new WP_Error(
				'bp_rest_bbp_reply_tags',
				__( 'There was a problem adding the tags to the topic.', 'buddyboss' ),
				array(
					'status' => 400,
				)
			);
		}

		/** Trash Check */
		// If this reply starts as trash, add it to pre_trashed_replies.
		// for the topic, so it is properly restored.
		if ( bbp_is_topic_trash( $topic_id ) || ( bbp_get_trash_status_id() === $reply_data['post_status'] ) ) {

			// Trash the reply.
			wp_trash_post( $reply_id );

			// Only add to pre-trashed array if topic is trashed.
			if ( bbp_is_topic_trash( $topic_id ) ) {

				// Get pre_trashed_replies for topic.
				$pre_trashed_replies = (array) get_post_meta( $topic_id, '_bbp_pre_trashed_replies', true );

				// Add this reply to the end of the existing replies.
				$pre_trashed_replies[] = $reply_id;

				// Update the pre_trashed_reply post meta.
				update_post_meta( $topic_id, '_bbp_pre_trashed_replies', $pre_trashed_replies );
			}

			/** Spam Check */
			// If reply or topic are spam, officially spam this reply.
		} elseif ( bbp_is_topic_spam( $topic_id ) || ( bbp_get_spam_status_id() === $reply_data['post_status'] ) ) {
			add_post_meta( $reply_id, '_bbp_spam_meta_status', bbp_get_public_status_id() );

			// Only add to pre-spammed array if topic is spam.
			if ( bbp_is_topic_spam( $topic_id ) ) {

				// Get pre_spammed_replies for topic.
				$pre_spammed_replies = (array) get_post_meta( $topic_id, '_bbp_pre_spammed_replies', true );

				// Add this reply to the end of the existing replies.
				$pre_spammed_replies[] = $reply_id;

				// Update the pre_spammed_replies post meta.
				update_post_meta( $topic_id, '_bbp_pre_spammed_replies', $pre_spammed_replies );
			}
		}

		/** Update counts, etc... */
		do_action( 'bbp_new_reply', $reply_id, $topic_id, $forum_id, $anonymous_data, $reply_author, false, $reply_to );

		/** Additional Actions (After Save) */
		do_action( 'bbp_new_reply_post_extras', $reply_id );

		$reply         = get_post( $reply_id );
		$fields_update = $this->update_additional_fields_for_object( $reply, $request );

		if ( is_wp_error( $fields_update ) ) {
			return $fields_update;
		}

		/**
		 * Fires after a reply is created via the REST API.
		 *
		 * @param array           $reply    Created reply.
		 * @param array           $topic_id Reply's topic ID.
		 * @param array           $forum_id Reply's form ID.
		 * @param WP_REST_Request $request  The request sent to the API.
		 *
		 * @since 0.1.0
		 */
		do_action( 'bp_rest_reply_create_item', $reply, $topic_id, $forum_id, $request );

		return $this->get_item(
			array(
				'id'      => $reply_id,
				'context' => 'view',
			)
		);
	}