bbp_get_dropdown( mixed $args = '' )

	function bbp_get_dropdown( $args = '' ) {

		/** Arguments *********************************************************/

		// Parse arguments against default values
		$r = bbp_parse_args( $args,
			array(
				'post_type'             => bbp_get_forum_post_type(),
				'post_parent'           => null,
				'post_status'           => null,
				'selected'              => 0,
				'exclude'               => array(),
				'numberposts'           => - 1,
				'orderby'               => 'menu_order title',
				'order'                 => 'ASC',
				'walker'                => '',

				// Output-related
				'select_id'             => 'bbp_forum_id',
				'tab'                   => bbp_get_tab_index(),
				'options_only'          => false,
				'show_none'             => false,
				'show_none_default_val' => '',
				'disable_categories'    => true,
				'disabled'              => '',
			),
			'get_dropdown' );

		if ( empty( $r['walker'] ) ) {
			$r['walker']            = new BBP_Walker_Dropdown();
			$r['walker']->tree_type = $r['post_type'];
		}

		// Force 0
		if ( is_numeric( $r['selected'] ) && $r['selected'] < 0 ) {
			$r['selected'] = 0;
		}

		// Force array
		if ( !empty( $r['exclude'] ) && !is_array( $r['exclude'] ) ) {
			$r['exclude'] = explode( ',', $r['exclude'] );
		}

		/** Setup variables ***************************************************/

		$retval = '';
		$posts  = get_posts( array(
			'post_type'          => $r['post_type'],
			'post_status'        => $r['post_status'],
			'exclude'            => $r['exclude'],
			'post_parent'        => $r['post_parent'],
			'numberposts'        => $r['numberposts'],
			'orderby'            => $r['orderby'],
			'order'              => $r['order'],
			'walker'             => $r['walker'],
			'disable_categories' => $r['disable_categories']
		) );

		/** Drop Down *********************************************************/

		// Build the opening tag for the select element
		if ( empty( $r['options_only'] ) ) {

			// Should this select appear disabled?
			$disabled  = disabled( isset( bbpress()->options[ $r['disabled'] ] ), true, false );

			// Setup the tab index attribute
			$tab       = !empty( $r['tab'] ) ? ' tabindex="' . intval( $r['tab'] ) . '"' : '';

			// Open the select tag
			$retval   .= '<select name="' . esc_attr( $r['select_id'] ) . '" id="' . esc_attr( $r['select_id'] ) . '"' . $disabled . $tab . '>' . "\n";
		}

		// Display a leading 'no-value' option, with or without custom text
		if ( !empty( $r['show_none'] ) || !empty( $r['none_found'] ) ) {

			// Set none field value.
			$val = $r['show_none_default_val'];

			// Open the 'no-value' option tag
			$retval .= "\t<option value=\"$val\" class=\"level-0\">";

			// Use deprecated 'none_found' first for backpat
			if ( ! empty( $r['none_found'] ) && is_string( $r['none_found'] ) ) {
				$retval .= esc_html( $r['none_found'] );

			// Use 'show_none' second
			} elseif ( ! empty( $r['show_none'] ) && is_string( $r['show_none'] ) ) {
				$retval .= esc_html( $r['show_none'] );

			// Otherwise, make some educated guesses
			} else {

				// Switch the response based on post type
				switch ( $r['post_type'] ) {

					// Topics
					case bbp_get_topic_post_type() :
						$retval .= esc_html__( 'No discussions available', 'buddyboss' );
						break;

					// Forums
					case bbp_get_forum_post_type() :
						$retval .= esc_html__( 'No forums available', 'buddyboss' );
						break;

					// Any other
					default :
						$retval .= esc_html__( 'None available', 'buddyboss' );
						break;
				}
			}

			// Close the 'no-value' option tag
			$retval .= '</option>';
		}

		// Items found so walk the tree
		if ( !empty( $posts ) ) {
			add_filter( 'list_pages', 'bbp_reply_attributes_meta_box_discussion_reply_title', 999, 2 );
			unset( $r['walker']);
			$retval .= walk_page_dropdown_tree( $posts, 0, $r );
			remove_filter( 'list_pages', 'bbp_reply_attributes_meta_box_discussion_reply_title', 999, 2  );
		}

		// Close the selecet tag
		if ( empty( $r['options_only'] ) ) {
			$retval .= '</select>';
		}

		return apply_filters( 'bbp_get_dropdown', $retval, $r );
	}