From 82e546cfa47dbc7d5d7a780c92129a871087ee12 Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Tue, 26 Mar 2019 12:04:35 +0100
Subject: [inc/Dashboard] Add feature to collapse sections in sidebar mode

Modules can now declare that they should be collapsed by default. If a
menu category only contains such modules, it will be collapsed in the
sidebar mode of the menu.
---
 inc/dashboard.inc.php | 8 +++++++-
 inc/module.inc.php    | 7 +++++++
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/inc/dashboard.inc.php b/inc/dashboard.inc.php
index d576a8f1..0b0f69e3 100644
--- a/inc/dashboard.inc.php
+++ b/inc/dashboard.inc.php
@@ -42,6 +42,7 @@ class Dashboard
 		$currentPage = Page::getModule()->getIdentifier();
 		$categories = array();
 		foreach ($modByCategory as $catId => $modList) {
+			$collapse = true;
 			/* @var Module[] $modList */
 			$modules = array();
 			foreach ($modList as $modId => $module) {
@@ -54,13 +55,18 @@ class Dashboard
 				if ($module->getIdentifier() === $currentPage) {
 					$newEntry['className'] = 'active';
 					$newEntry['subMenu'] = self::$subMenu;
+					$collapse = false; // Don't collapse category if it contains the active module
+				}
+				if (!$module->doCollapse()) {
+					$collapse = false;
 				}
 				$modules[] = $newEntry;
 			}
 			$categories[] = array(
 				'icon' => self::getCategoryIcon($catId),
 				'displayName' => Dictionary::getCategoryName($catId),
-				'modules' => $modules
+				'modules' => $modules,
+				'collapse' => $collapse,
 			);
 		}
 		Render::setDashboard(array(
diff --git a/inc/module.inc.php b/inc/module.inc.php
index 6d160787..5525c0a4 100644
--- a/inc/module.inc.php
+++ b/inc/module.inc.php
@@ -146,6 +146,7 @@ class Module
 	private $directActivation = false;
 	private $dependencies = array();
 	private $name;
+	private $collapse;
 	/**
 	 * @var array assoc list of 'filename.css' => true|false (true = always load, false = only if module is main module)
 	 */
@@ -167,6 +168,7 @@ class Module
 		if (isset($json['category']) && is_string($json['category'])) {
 			$this->category = $json['category'];
 		}
+		$this->collapse = isset($json['collapse']) && (bool)$json['collapse'];
 		if (isset($json['client-plugin'])) {
 			$this->clientPlugin = (bool)$json['client-plugin'];
 		}
@@ -275,6 +277,11 @@ class Module
 		return Dictionary::getCategoryName($this->category);
 	}
 
+	public function doCollapse()
+	{
+		return $this->collapse;
+	}
+
 	public function getDir()
 	{
 		return 'modules/' . $this->name;
-- 
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