BP_Group_Extension::setup_edit_hooks()

	protected function setup_edit_hooks() {
		// Bail if not in a group.
		if ( ! bp_is_group() ) {
			return;
		}

		// Bail if not an edit screen.
		if ( ! $this->is_screen_enabled( 'edit' ) || ! bp_is_item_admin() ) {
			return;
		}

		$screen = $this->screens['edit'];

		$position = isset( $screen['position'] ) ? (int) $screen['position'] : 10;
		$position += 40;

		$current_group = groups_get_current_group();
		$admin_link    = trailingslashit( bp_get_group_permalink( $current_group ) . 'admin' );

		$subnav_args = array(
			'name'            => $screen['name'],
			'slug'            => $screen['slug'],
			'parent_slug'     => $current_group->slug . '_manage',
			'parent_url'      => $admin_link,
			'user_has_access' => bp_is_item_admin(),
			'position'        => $position,
			'screen_function' => 'groups_screen_group_admin',
		);

		// Should we add a menu to the Group's WP Admin Bar.
		if ( ! empty( $screen['show_in_admin_bar'] ) ) {
			$subnav_args['show_in_admin_bar'] = true;
		}

		// Add the tab to the manage navigation.
		bp_core_new_subnav_item( $subnav_args, 'groups' );

		// Catch the edit screen and forward it to the plugin template.
		if ( bp_is_groups_component() && bp_is_current_action( 'admin' ) && bp_is_action_variable( $screen['slug'], 0 ) ) {
			$this->call_edit_screen_save( $this->group_id );

			add_action( 'groups_custom_edit_steps', array( &$this, 'call_edit_screen' ) );

			// Determine the proper template and save for later
			// loading.
			if ( '' !== bp_locate_template( array( 'groups/single/home.php' ), false ) ) {
				$this->edit_screen_template = '/groups/single/home';
			} else {
				add_action( 'bp_template_content_header', function() {
					echo '<ul class="content-header-nav">';
					bp_group_admin_tabs();
					echo '</ul>';
				} );
				add_action( 'bp_template_content', array( &$this, 'call_edit_screen' ) );
				$this->edit_screen_template = '/groups/single/plugins';
			}

			// We load the template at bp_screens, to give all
			// extensions a chance to load.
			add_action( 'bp_screens', array( $this, 'call_edit_screen_template_loader' ) );
		}
	}