From da6ab1eabce65919f3201df7c01a7c7dfce54443 Mon Sep 17 00:00:00 2001
From: James Turner <zakalawe@mac.com>
Date: Sat, 31 May 2014 18:00:38 +0100
Subject: [PATCH] Add installedPackages() to Catalog.

---
 simgear/package/Catalog.cxx | 11 +++++++++++
 simgear/package/Catalog.hxx |  7 ++++++-
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/simgear/package/Catalog.cxx b/simgear/package/Catalog.cxx
index bc3df27b..70f4cc13 100644
--- a/simgear/package/Catalog.cxx
+++ b/simgear/package/Catalog.cxx
@@ -198,6 +198,17 @@ Catalog::packagesNeedingUpdate() const
     return r;
 }
 
+PackageList
+Catalog::installedPackages() const
+{
+  PackageList r;
+  BOOST_FOREACH(PackageRef p, m_packages) {
+    if (p->isInstalled()) {
+      r.push_back(p);
+    }
+  }
+}
+  
 void Catalog::refresh()
 {
     Downloader* dl = new Downloader(this, url());
diff --git a/simgear/package/Catalog.hxx b/simgear/package/Catalog.hxx
index 236bed89..3f98fffb 100644
--- a/simgear/package/Catalog.hxx
+++ b/simgear/package/Catalog.hxx
@@ -72,7 +72,12 @@ public:
      * filter consists of required / minimum values, AND-ed together.
      */
     PackageList packagesMatching(const SGPropertyNode* aFilter) const;
-    
+
+    /**
+     * packages which are locally installed
+     */
+    PackageList installedPackages() const;
+
     /**
      * retrieve all the packages in the catalog which are installed
      * and have a pendig update
-- 
2.39.5