Issue #133 Handle resources across multiple data directories

Signed-off-by: Lukasz Gromanowski <lgromanowski@gmail.com>

apps/openmw/engine.cpp

@@ -197,15 +197,16 @@ OMW::Engine::~Engine()
 void OMW::Engine::loadBSA()
 {
     const Files::MultiDirCollection& bsa = mFileCollections.getCollection (".bsa");
-
-    for (Files::MultiDirCollection::TIter iter (bsa.begin()); iter!=bsa.end(); ++iter)
+    std::string dataDirectory;
+    for (Files::MultiDirCollection::TIter iter(bsa.begin()); iter!=bsa.end(); ++iter)
     {
         std::cout << "Adding " << iter->second.string() << std::endl;
-        Bsa::addBSA (iter->second.string());
-    }
+        Bsa::addBSA(iter->second.string());
 
-    //std::cout << "Data dir " << mDataDir.string() << std::endl;
-    //Bsa::addDir(mDataDir.string(), mFSStrict);
+        dataDirectory = iter->second.parent_path().string();
+        std::cout << "Data dir " << dataDirectory << std::endl;
+        Bsa::addDir(dataDirectory, mFSStrict);
+    }
 }
 
 // add resources directory

components/file_finder/search.cpp

@@ -4,25 +4,33 @@
 
 void FileFinder::find(const boost::filesystem::path & dir_path, ReturnPath &ret, bool recurse)
 {
-    if ( !boost::filesystem::exists( dir_path ) )
+    if (boost::filesystem::exists(dir_path))
     {
-      std::cout << "Path " << dir_path << " not found" << std::endl;
-      return;
-    }
-
-    boost::filesystem::directory_iterator end_itr; // default construction yields past-the-end
-    for (boost::filesystem::directory_iterator itr(dir_path); itr != end_itr; ++itr)
-    {
-        if (boost::filesystem::is_directory( *itr ))
+        if (!recurse)
         {
-            if (recurse)
+            boost::filesystem::directory_iterator end_itr; // default construction yields past-the-end
+            for (boost::filesystem::directory_iterator itr(dir_path); itr != end_itr; ++itr)
             {
-                find(*itr, ret);
+                if (!boost::filesystem::is_directory( *itr ))
+                {
+                    ret.add(*itr);
+                }
             }
         }
         else
         {
-            ret.add(*itr);
+            boost::filesystem::recursive_directory_iterator end_itr; // default construction yields past-the-end
+            for (boost::filesystem::recursive_directory_iterator itr(dir_path); itr != end_itr; ++itr)
+            {
+                if (!boost::filesystem::is_directory(*itr))
+                {
+                    ret.add(*itr);
+                }
+            }
         }
     }
+    else
+    {
+        std::cout << "Path " << dir_path << " not found" << std::endl;
+    }
 }