BP_XProfile_Field_Type_Multiselectbox::edit_field_options_html( array $args = array() )

	public function edit_field_options_html( array $args = array() ) {
		$original_option_values = maybe_unserialize( BP_XProfile_ProfileData::get_value_byid( $this->field_obj->id, $args['user_id'] ) );

		$options = $this->field_obj->get_children();
		$html    = '';

		if ( empty( $original_option_values ) && ! empty( $_POST['field_' . $this->field_obj->id] ) ) {
			$original_option_values = sanitize_text_field( $_POST['field_' . $this->field_obj->id] );
		}

		$option_values = ( $original_option_values ) ? (array) $original_option_values : array();
		for ( $k = 0, $count = count( $options ); $k < $count; ++$k ) {
			$selected = '';

			// Check for updated posted values, but errors preventing them from
			// being saved first time.
			foreach( $option_values as $i => $option_value ) {
				if ( isset( $_POST['field_' . $this->field_obj->id] ) && $_POST['field_' . $this->field_obj->id][$i] != $option_value ) {
					if ( ! empty( $_POST['field_' . $this->field_obj->id][$i] ) ) {
						$option_values[] = sanitize_text_field( $_POST['field_' . $this->field_obj->id][$i] );
					}
				}
			}

			// Run the allowed option name through the before_save filter, so
			// we'll be sure to get a match.
			$allowed_options = xprofile_sanitize_data_value_before_save( $options[$k]->name, false, false );

			// First, check to see whether the user-entered value matches.
			if ( in_array( $allowed_options, $option_values ) ) {
				$selected = ' selected="selected"';
			}

			// Then, if the user has not provided a value, check for defaults.
			if ( ! is_array( $original_option_values ) && empty( $option_values ) && ! empty( $options[$k]->is_default_option ) ) {
				$selected = ' selected="selected"';
			}

			/**
			 * Filters the HTML output for options in a multiselect input.
			 *
			 * @since BuddyPress 1.5.0
			 *
			 * @param string $value    Option tag for current value being rendered.
			 * @param object $value    Current option being rendered for.
			 * @param int    $id       ID of the field object being rendered.
			 * @param string $selected Current selected value.
			 * @param string $k        Current index in the foreach loop.
			 */
			$html .= apply_filters( 'bp_get_the_profile_field_options_multiselect', '<option' . $selected . ' value="' . esc_attr( stripslashes( $options[$k]->name ) ) . '">' . esc_html( stripslashes( $options[$k]->name ) ) . '</option>', $options[$k], $this->field_obj->id, $selected, $k );
		}

		echo $html;
	}