1 files changed, 100 insertions, 0 deletions
diff --git a/netwerk/protocol/res/nsResProtocolHandler.cpp b/netwerk/protocol/res/nsResProtocolHandler.cpp
new file mode 100644
index 000000000..265bab9ec
--- /dev/null
+++ b/netwerk/protocol/res/nsResProtocolHandler.cpp
@@ -0,0 +1,100 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "mozilla/chrome/RegistryMessageUtils.h"
+#include "mozilla/dom/ContentParent.h"
+#include "mozilla/Unused.h"
+
+#include "nsResProtocolHandler.h"
+#include "nsIIOService.h"
+#include "nsIFile.h"
+#include "nsNetCID.h"
+#include "nsNetUtil.h"
+#include "nsURLHelper.h"
+#include "nsEscape.h"
+
+#include "mozilla/Omnijar.h"
+
+using mozilla::dom::ContentParent;
+using mozilla::LogLevel;
+using mozilla::Unused;
+
+#define kAPP           "app"
+#define kGRE           "gre"
+
+nsresult
+nsResProtocolHandler::Init()
+{
+    nsresult rv;
+    rv = mozilla::Omnijar::GetURIString(mozilla::Omnijar::APP, mAppURI);
+    NS_ENSURE_SUCCESS(rv, rv);
+    rv = mozilla::Omnijar::GetURIString(mozilla::Omnijar::GRE, mGREURI);
+    NS_ENSURE_SUCCESS(rv, rv);
+
+    // mozilla::Omnijar::GetURIString always returns a string ending with /,
+    // and we want to remove it.
+    mGREURI.Truncate(mGREURI.Length() - 1);
+    if (mAppURI.Length()) {
+      mAppURI.Truncate(mAppURI.Length() - 1);
+    } else {
+      mAppURI = mGREURI;
+    }
+
+    //XXXbsmedberg Neil wants a resource://pchrome/ for the profile chrome dir...
+    // but once I finish multiple chrome registration I'm not sure that it is needed
+
+    // XXX dveditz: resource://pchrome/ defeats profile directory salting
+    // if web content can load it. Tread carefully.
+
+    return rv;
+}
+
+//----------------------------------------------------------------------------
+// nsResProtocolHandler::nsISupports
+//----------------------------------------------------------------------------
+
+NS_IMPL_QUERY_INTERFACE(nsResProtocolHandler, nsIResProtocolHandler,
+                        nsISubstitutingProtocolHandler, nsIProtocolHandler,
+                        nsISupportsWeakReference)
+NS_IMPL_ADDREF_INHERITED(nsResProtocolHandler, SubstitutingProtocolHandler)
+NS_IMPL_RELEASE_INHERITED(nsResProtocolHandler, SubstitutingProtocolHandler)
+
+nsresult
+nsResProtocolHandler::GetSubstitutionInternal(const nsACString& root, nsIURI **result)
+{
+    nsAutoCString uri;
+
+    if (!ResolveSpecialCases(root, NS_LITERAL_CSTRING("/"), NS_LITERAL_CSTRING("/"), uri)) {
+        return NS_ERROR_NOT_AVAILABLE;
+    }
+
+    return NS_NewURI(result, uri);
+}
+
+bool
+nsResProtocolHandler::ResolveSpecialCases(const nsACString& aHost,
+                                          const nsACString& aPath,
+                                          const nsACString& aPathname,
+                                          nsACString& aResult)
+{
+    if (aHost.Equals("") || aHost.Equals(kAPP)) {
+        aResult.Assign(mAppURI);
+    } else if (aHost.Equals(kGRE)) {
+        aResult.Assign(mGREURI);
+    } else {
+        return false;
+    }
+    aResult.Append(aPath);
+    return true;
+}
+
+nsresult
+nsResProtocolHandler::SetSubstitution(const nsACString& aRoot, nsIURI* aBaseURI)
+{
+    MOZ_ASSERT(!aRoot.Equals(""));
+    MOZ_ASSERT(!aRoot.Equals(kAPP));
+    MOZ_ASSERT(!aRoot.Equals(kGRE));
+    return SubstitutingProtocolHandler::SetSubstitution(aRoot, aBaseURI);
+}