bp_media_get_edit_activity_data( $activity )

function bp_media_get_edit_activity_data( $activity ) {

	if ( ! empty( $activity['id'] ) ) {

		$can_edit_privacy = true;

		if ( bp_activity_user_can_edit() ) {

			$privacy                   = $activity['privacy'];
			$media_activity            = ( 'media' === $privacy || ( isset( $_REQUEST['action'] ) && 'media_get_activity' === $_REQUEST['action'] ) );
			$document_activity         = ( 'document' === $privacy || ( isset( $_REQUEST['action'] ) && 'document_get_activity' === $_REQUEST['action'] ) );
			$parent_activity_id        = false;
			$parent_activity_permalink = false;
			$album_id                  = false;
			$album_url                 = '';
			$folder_id                 = false;
			$folder_url                = '';

			// Get media privacy to show.
			if ( bp_is_active( 'media' ) ) {
				if ( $media_activity ) {
					$media_id = BP_Media::get_activity_media_id( $activity['id'] );
					$media    = new BP_Media( $media_id );

					if ( ! empty( $media ) ) {
						$album_id = $media->album_id;
						if ( ! empty( $album_id ) ) {
							$album     = new BP_Media_Album( $album_id );
							$album_url = trailingslashit( bp_core_get_user_domain( $album->user_id ) . bp_get_media_slug() . '/albums/' . $album_id );
						} else {
							$parent_activity_id        = get_post_meta( $media->attachment_id, 'bp_media_parent_activity_id', true );
							$parent_activity_permalink = bp_activity_get_permalink( $parent_activity_id );
						}
					}
				}

				if ( $document_activity ) {
					$document_id = BP_Document::get_activity_document_id( $activity['id'] );
					$document    = new BP_Document( $document_id );
					if ( ! empty( $document ) ) {
						$folder_id = $document->folder_id;

						if ( ! empty( $folder_id ) ) {
							$folder_id  = bp_document_get_root_parent_id( $folder_id );
							$folder     = new BP_Document_Folder( $folder_id );
							$folder_url = trailingslashit( bp_core_get_user_domain( $folder->user_id ) . bp_get_document_slug() . '/folders/' . $folder_id );
						} else {
							$parent_activity_id        = get_post_meta( $document->attachment_id, 'bp_document_parent_activity_id', true );
							$parent_activity_permalink = bp_activity_get_permalink( $parent_activity_id );
						}
					}
				}

				$activity_album_id = bp_activity_get_meta( $activity['id'], 'bp_media_album_activity', true );
				if ( ! empty( $activity_album_id ) ) {
					$album_id       = $activity_album_id;
					$album          = new BP_Media_Album( $album_id );
					$album_url      = trailingslashit( bp_core_get_user_domain( $album->user_id ) . bp_get_media_slug() . '/albums/' . $album_id );
					$media_activity = true;
				}

				$activity_folder_id = bp_activity_get_meta( $activity['id'], 'bp_document_folder_activity', true );
				if ( ! empty( $activity_folder_id ) ) {
					$folder_id         = $activity_folder_id;
					$folder_id         = bp_document_get_root_parent_id( $folder_id );
					$folder            = new BP_Document_Folder( $folder_id );
					$folder_url        = trailingslashit( bp_core_get_user_domain( $folder->user_id ) . bp_get_document_slug() . '/folders/' . $folder_id );
					$document_activity = true;
				}
			}

			if ( $media_activity && ( ( $parent_activity_id && $parent_activity_permalink ) || ( $album_id && ! empty( $album_url ) ) ) ) {
				$can_edit_privacy = false;
			} elseif ( $document_activity && ( ( $parent_activity_id && $parent_activity_permalink ) || ( $folder_id && ! empty( $folder_url ) ) ) ) {
				$can_edit_privacy = false;
			}

		}

		// Fetch media ids of activity.
		$media_ids = bp_activity_get_meta( $activity['id'], 'bp_media_ids', true );

		if ( ! empty( $media_ids ) ) {
			$activity['media'] = array();

			$media_ids = explode( ',', $media_ids );

			foreach( $media_ids as $media_id ) {
				$media = new BP_Media( $media_id );

				$activity['media'][] = array(
					'id'            => $media_id,
					'attachment_id' => $media->attachment_id,
					'thumb'         => wp_get_attachment_image_url( $media->attachment_id, 'bp-media-thumbnail' ),
					'url'           => wp_get_attachment_image_url( $media->attachment_id, 'full' ),
					'name'          => $media->title,
					'group_id'      => $media->group_id,
					'album_id'      => $media->album_id,
					'activity_id'   => $media->activity_id,
					'saved'         => true,
					'menu_order'    => $media->menu_order,
					'can_edit_privacy'      => $can_edit_privacy,
				);
			}
		}

		// Fetch document ids of activity.
		$document_ids = bp_activity_get_meta( $activity['id'], 'bp_document_ids', true );

		if ( ! empty( $document_ids ) ) {
			$activity['document'] = array();

			$document_ids = explode( ',', $document_ids );

			foreach( $document_ids as $document_id ) {
				$document = new BP_Document( $document_id );

				$activity['document'][] = array(
					'id'            => $document_id,
					'doc_id'        => $document->attachment_id,
					'name'          => $document->title,
					'group_id'      => $document->group_id,
					'folder_id'      => $document->folder_id,
					'activity_id'   => $document->activity_id,
					'type'          => 'document',
					'url'           => wp_get_attachment_url( $document->attachment_id ),
					'size'           => filesize( get_attached_file( ( $document->attachment_id ) ) ),
					'saved'         => true,
					'menu_order'    => $document->menu_order,
					'can_edit_privacy'      => $can_edit_privacy,
				);
			}
		}

		// Fetch gif data for the activity.
		$gif_data = bp_activity_get_meta( $activity['id'], '_gif_data', true );

		if ( ! empty( $gif_data ) ) {
			$gif_raw_data                        = (array) bp_activity_get_meta( $activity['id'], '_gif_raw_data', true );
			$gif_raw_data['bp_gif_current_data'] = '1';

			$activity['gif'] = $gif_raw_data;
		}
	}

	return $activity;
}