Start of foreign fetch implementation.

third_party/WebKit/Source/modules/serviceworkers/InstallEvent.cpp

+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "config.h"
+#include "InstallEvent.h"
+
+#include "core/dom/ExceptionCode.h"
+#include "modules/serviceworkers/ServiceWorkerGlobalScopeClient.h"
+
+namespace blink {
+
+PassRefPtrWillBeRawPtr<InstallEvent> InstallEvent::create()
+{
+    return adoptRefWillBeNoop(new InstallEvent());
+}
+
+PassRefPtrWillBeRawPtr<InstallEvent> InstallEvent::create(const AtomicString& type, const ExtendableEventInit& eventInit)
+{
+    return adoptRefWillBeNoop(new InstallEvent(type, eventInit));
+}
+
+PassRefPtrWillBeRawPtr<InstallEvent> InstallEvent::create(const AtomicString& type, const ExtendableEventInit& eventInit, WaitUntilObserver* observer)
+{
+    return adoptRefWillBeNoop(new InstallEvent(type, eventInit, observer));
+}
+
+InstallEvent::~InstallEvent()
+{
+}
+
+void InstallEvent::registerForeignFetchScopes(ExecutionContext* executionContext, const Vector<String>& subScopes, ExceptionState& exceptionState)
+{
+    if (!isBeingDispatched()) {
+        exceptionState.throwDOMException(InvalidStateError, "The event handler is already finished.");
+        return;
+    }
+
+    ServiceWorkerGlobalScopeClient* client = ServiceWorkerGlobalScopeClient::from(executionContext);
+
+    String scopePath = static_cast<KURL>(client->scope()).path();
+    RefPtr<SecurityOrigin> origin = executionContext->securityOrigin();
+
+    Vector<KURL> subScopeURLs(subScopes.size());
+    for (size_t i = 0; i < subScopes.size(); ++i) {
+        subScopeURLs[i] = executionContext->completeURL(subScopes[i]);
+        if (!subScopeURLs[i].isValid()) {
+            exceptionState.throwTypeError("Invalid URL: " + subScopes[i]);
+            return;
+        }
+        subScopeURLs[i].removeFragmentIdentifier();
+        if (!origin->canRequest(subScopeURLs[i])) {
+            exceptionState.throwTypeError("URL is not within scope: " + subScopes[i]);
+            return;
+        }
+        String subScopePath = subScopeURLs[i].path();
+        if (!subScopePath.startsWith(scopePath)) {
+            exceptionState.throwTypeError("URL is not within scope: " + subScopes[i]);
+            return;
+        }
+    }
+    client->registerForeignFetchScopes(subScopeURLs);
+}
+
+const AtomicString& InstallEvent::interfaceName() const
+{
+    return EventNames::InstallEvent;
+}
+
+InstallEvent::InstallEvent()
+{
+}
+
+InstallEvent::InstallEvent(const AtomicString& type, const ExtendableEventInit& initializer)
+    : ExtendableEvent(type, initializer)
+{
+}
+
+InstallEvent::InstallEvent(const AtomicString& type, const ExtendableEventInit& initializer, WaitUntilObserver* observer)
+    : ExtendableEvent(type, initializer, observer)
+{
+}
+
+} // namespace blink