From 781b6e65053cd1bd703ee1f254d93bc13648e21d Mon Sep 17 00:00:00 2001
From: Matthias Schiffer <matthias@gamezock.de>
Date: Fri, 11 Sep 2009 15:05:34 +0200
Subject: StorageBackendFile: Don't crash if a type doesn't exist

---
 .../StorageBackendFile/StorageBackendFile.cpp      | 22 ++++++++++++++--------
 1 file changed, 14 insertions(+), 8 deletions(-)

diff --git a/src/modules/StorageBackendFile/StorageBackendFile.cpp b/src/modules/StorageBackendFile/StorageBackendFile.cpp
index 54d74ad..7c952bd 100644
--- a/src/modules/StorageBackendFile/StorageBackendFile.cpp
+++ b/src/modules/StorageBackendFile/StorageBackendFile.cpp
@@ -79,12 +79,15 @@ std::set<std::string> StorageBackendFile::listTypes() throw (Core::Exception) {
 
   std::set<std::string> ret;
 
-  for(boost::filesystem::directory_iterator it(storageRoot); it != boost::filesystem::directory_iterator(); ++it) {
-    boost::filesystem::path path = *it;
+  try {
+    for(boost::filesystem::directory_iterator it(storageRoot); it != boost::filesystem::directory_iterator(); ++it) {
+      boost::filesystem::path path = *it;
 
-    if(boost::filesystem::is_directory(path))
-      ret.insert(path.filename());
+      if(boost::filesystem::is_directory(path))
+        ret.insert(path.filename());
+    }
   }
+  catch(...) {} // Don't throw if we can't iterate over the dirs
 
   return ret;
 }
@@ -100,12 +103,15 @@ std::set<std::string> StorageBackendFile::list(const std::string &type) throw (C
   boost::filesystem::path path(storageRoot);
   path /= type;
 
-  for(boost::filesystem::directory_iterator it(path); it != boost::filesystem::directory_iterator(); ++it) {
-    boost::filesystem::path filePath = *it;
+  try {
+    for(boost::filesystem::directory_iterator it(path); it != boost::filesystem::directory_iterator(); ++it) {
+      boost::filesystem::path filePath = *it;
 
-    if(boost::filesystem::is_regular_file(filePath) && filePath.extension() == ".xml")
-      ret.insert(filePath.replace_extension().filename());
+      if(boost::filesystem::is_regular_file(filePath) && filePath.extension() == ".xml")
+        ret.insert(filePath.replace_extension().filename());
+    }
   }
+  catch(...) {} // Don't throw if we can't iterate over the dirs
 
   return ret;
 }
-- 
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