--- /dev/null
+/*
+ * Copyright (C) 2009 Google Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+#include "Location.h"
+
+#include "V8Binding.h"
+#include "V8CustomBinding.h"
+#include "V8CustomEventListener.h"
+#include "V8Location.h"
+#include "V8Proxy.h"
+
+#include "PlatformString.h"
+#include "KURL.h"
+#include "Document.h"
+#include "FrameLoader.h"
+#include "ScriptController.h"
+#include "CSSHelper.h"
+#include "Frame.h"
+
+namespace WebCore {
+
+// Notes about V8/JSC porting of this file.
+// This class is not very JS-engine specific. If we can move a couple of
+// methods to the scriptController, we should be able to unify the code
+// between JSC and V8:
+// retrieveActiveFrame() - in JSC, this needs an ExecState.
+// isSafeScript()
+// Since JSC and V8 have different mechanisms for getting at the ActiveFrame,
+// we're just making all these custom for now. The functionality is simple
+// and mirrors JSLocationCustom.cpp.
+
+static void navigateIfAllowed(Frame* frame, const KURL& url, bool lockHistory, bool lockBackForwardList)
+{
+ if (url.isEmpty())
+ return;
+
+ Frame* activeFrame = ScriptController::retrieveActiveFrame();
+ if (!activeFrame)
+ return;
+
+ if (!url.protocolIs("javascript") || ScriptController::isSafeScript(frame)) {
+ bool userGesture = activeFrame->script()->processingUserGesture();
+ frame->loader()->scheduleLocationChange(url.string(), activeFrame->loader()->outgoingReferrer(), lockHistory, lockBackForwardList, userGesture);
+ }
+}
+
+ACCESSOR_SETTER(LocationHash)
+{
+ INC_STATS("DOM.Location.hash._set");
+ v8::Handle<v8::Object> holder = info.Holder();
+ Location* imp = V8Proxy::ToNativeObject<Location>(V8ClassIndex::LOCATION, holder);
+ String hash = toWebCoreString(value);
+
+ Frame* frame = imp->frame();
+ if (!frame)
+ return;
+
+ KURL url = frame->loader()->url();
+ String oldRef = url.ref();
+
+ if (hash.startsWith("#"))
+ hash = hash.substring(1);
+ if (oldRef == hash || (oldRef.isNull() && hash.isEmpty()))
+ return;
+ url.setRef(hash);
+
+ navigateIfAllowed(frame, url, false, false);
+}
+
+ACCESSOR_SETTER(LocationHost)
+{
+ INC_STATS("DOM.Location.host._set");
+ v8::Handle<v8::Object> holder = info.Holder();
+ Location* imp = V8Proxy::ToNativeObject<Location>(V8ClassIndex::LOCATION, holder);
+ String host = toWebCoreString(value);
+
+ Frame* frame = imp->frame();
+ if (!frame)
+ return;
+
+ KURL url = frame->loader()->url();
+ String newHost = host.left(host.find(":"));
+ String newPort = host.substring(host.find(":") + 1);
+ url.setHost(newHost);
+ url.setPort(newPort.toUInt());
+
+ navigateIfAllowed(frame, url, false, false);
+}
+
+ACCESSOR_SETTER(LocationHostname)
+{
+ INC_STATS("DOM.Location.hostname._set");
+ v8::Handle<v8::Object> holder = info.Holder();
+ Location* imp = V8Proxy::ToNativeObject<Location>(V8ClassIndex::LOCATION, holder);
+ String hostname = toWebCoreString(value);
+
+ Frame* frame = imp->frame();
+ if (!frame)
+ return;
+
+ KURL url = frame->loader()->url();
+ url.setHost(hostname);
+
+ navigateIfAllowed(frame, url, false, false);
+}
+
+ACCESSOR_SETTER(LocationHref)
+{
+ INC_STATS("DOM.Location.href._set");
+ v8::Handle<v8::Object> holder = info.Holder();
+ Location* imp = V8Proxy::ToNativeObject<Location>(V8ClassIndex::LOCATION, holder);
+ String href = toWebCoreString(value);
+
+ Frame* frame = imp->frame();
+ if (!frame)
+ return;
+
+ Frame* activeFrame = ScriptController::retrieveActiveFrame();
+ if (!activeFrame)
+ return;
+
+ if (!activeFrame->loader()->shouldAllowNavigation(frame))
+ return;
+
+ navigateIfAllowed(frame, activeFrame->loader()->completeURL(href), false, false);
+}
+
+ACCESSOR_SETTER(LocationPathname)
+{
+ INC_STATS("DOM.Location.pathname._set");
+ v8::Handle<v8::Object> holder = info.Holder();
+ Location* imp = V8Proxy::ToNativeObject<Location>(V8ClassIndex::LOCATION, holder);
+ String pathname = toWebCoreString(value);
+
+ Frame* frame = imp->frame();
+ if (!frame)
+ return;
+
+ KURL url = frame->loader()->url();
+ url.setPath(pathname);
+
+ navigateIfAllowed(frame, url, false, false);
+}
+
+ACCESSOR_SETTER(LocationPort)
+{
+ INC_STATS("DOM.Location.port._set");
+ v8::Handle<v8::Object> holder = info.Holder();
+ Location* imp = V8Proxy::ToNativeObject<Location>(V8ClassIndex::LOCATION, holder);
+ String port = toWebCoreString(value);
+
+ Frame* frame = imp->frame();
+ if (!frame)
+ return;
+
+ KURL url = frame->loader()->url();
+ url.setPort(port.toUInt());
+
+ navigateIfAllowed(frame, url, false, false);
+}
+
+ACCESSOR_SETTER(LocationProtocol)
+{
+ INC_STATS("DOM.Location.protocol._set");
+ v8::Handle<v8::Object> holder = info.Holder();
+ Location* imp = V8Proxy::ToNativeObject<Location>(V8ClassIndex::LOCATION, holder);
+ String protocol = toWebCoreString(value);
+
+ Frame* frame = imp->frame();
+ if (!frame)
+ return;
+
+ KURL url = frame->loader()->url();
+ url.setProtocol(protocol);
+
+ navigateIfAllowed(frame, url, false, false);
+}
+
+ACCESSOR_SETTER(LocationSearch)
+{
+ INC_STATS("DOM.Location.search._set");
+ v8::Handle<v8::Object> holder = info.Holder();
+ Location* imp = V8Proxy::ToNativeObject<Location>(V8ClassIndex::LOCATION, holder);
+ String query = toWebCoreString(value);
+
+ Frame* frame = imp->frame();
+ if (!frame)
+ return;
+
+ KURL url = frame->loader()->url();
+ url.setQuery(query);
+
+ navigateIfAllowed(frame, url, false, false);
+}
+
+ACCESSOR_GETTER(LocationReload)
+{
+ INC_STATS("DOM.Location.reload._get");
+ static v8::Persistent<v8::FunctionTemplate> privateTemplate = v8::Persistent<v8::FunctionTemplate>::New(v8::FunctionTemplate::New(v8LocationReloadCallback, v8::Handle<v8::Value>(), v8::Signature::New(V8Location::GetRawTemplate())));
+ v8::Handle<v8::Object> holder = V8Proxy::LookupDOMWrapper(V8ClassIndex::LOCATION, info.This());
+ if (holder.IsEmpty()) {
+ // can only reach here by 'object.__proto__.func', and it should passed
+ // domain security check already
+ return privateTemplate->GetFunction();
+ }
+ Location* imp = V8Proxy::ToNativeObject<Location>(V8ClassIndex::LOCATION, holder);
+ if (!V8Proxy::CanAccessFrame(imp->frame(), false)) {
+ static v8::Persistent<v8::FunctionTemplate> sharedTemplate = v8::Persistent<v8::FunctionTemplate>::New(v8::FunctionTemplate::New(v8LocationReloadCallback, v8::Handle<v8::Value>(), v8::Signature::New(V8Location::GetRawTemplate())));
+ return sharedTemplate->GetFunction();
+ } else
+ return privateTemplate->GetFunction();
+}
+
+ACCESSOR_GETTER(LocationReplace)
+{
+ INC_STATS("DOM.Location.replace._get");
+ static v8::Persistent<v8::FunctionTemplate> privateTemplate = v8::Persistent<v8::FunctionTemplate>::New(v8::FunctionTemplate::New(v8LocationReplaceCallback, v8::Handle<v8::Value>(), v8::Signature::New(V8Location::GetRawTemplate())));
+ v8::Handle<v8::Object> holder = V8Proxy::LookupDOMWrapper(V8ClassIndex::LOCATION, info.This());
+ if (holder.IsEmpty()) {
+ // can only reach here by 'object.__proto__.func', and it should passed
+ // domain security check already
+ return privateTemplate->GetFunction();
+ }
+ Location* imp = V8Proxy::ToNativeObject<Location>(V8ClassIndex::LOCATION, holder);
+ if (!V8Proxy::CanAccessFrame(imp->frame(), false)) {
+ static v8::Persistent<v8::FunctionTemplate> sharedTemplate = v8::Persistent<v8::FunctionTemplate>::New(v8::FunctionTemplate::New(v8LocationReplaceCallback, v8::Handle<v8::Value>(), v8::Signature::New(V8Location::GetRawTemplate())));
+ return sharedTemplate->GetFunction();
+ } else
+ return privateTemplate->GetFunction();
+}
+
+ACCESSOR_GETTER(LocationAssign)
+{
+ INC_STATS("DOM.Location.assign._get");
+ static v8::Persistent<v8::FunctionTemplate> privateTemplate =
+ v8::Persistent<v8::FunctionTemplate>::New(v8::FunctionTemplate::New(v8LocationAssignCallback, v8::Handle<v8::Value>(), v8::Signature::New(V8Location::GetRawTemplate())));
+ v8::Handle<v8::Object> holder = V8Proxy::LookupDOMWrapper(V8ClassIndex::LOCATION, info.This());
+ if (holder.IsEmpty()) {
+ // can only reach here by 'object.__proto__.func', and it should passed
+ // domain security check already
+ return privateTemplate->GetFunction();
+ }
+ Location* imp = V8Proxy::ToNativeObject<Location>(V8ClassIndex::LOCATION, holder);
+ if (!V8Proxy::CanAccessFrame(imp->frame(), false)) {
+ static v8::Persistent<v8::FunctionTemplate> sharedTemplate = v8::Persistent<v8::FunctionTemplate>::New(v8::FunctionTemplate::New(v8LocationAssignCallback, v8::Handle<v8::Value>(), v8::Signature::New(V8Location::GetRawTemplate())));
+ return sharedTemplate->GetFunction();
+ } else
+ return privateTemplate->GetFunction();
+}
+
+CALLBACK_FUNC_DECL(LocationReload)
+{
+ // FIXME: we ignore the "forceget" parameter.
+
+ INC_STATS("DOM.Location.reload");
+ v8::Handle<v8::Value> holder = args.Holder();
+ Location* imp = V8Proxy::ToNativeObject<Location>(V8ClassIndex::LOCATION, holder);
+
+ Frame* frame = imp->frame();
+ if (!frame)
+ return v8::Undefined();
+
+ Frame* activeFrame = ScriptController::retrieveActiveFrame();
+ if (!activeFrame)
+ return v8::Undefined();
+
+ if (!ScriptController::isSafeScript(frame))
+ return v8::Undefined();
+
+ bool userGesture = activeFrame->script()->processingUserGesture();
+ frame->loader()->scheduleRefresh(userGesture);
+ return v8::Undefined();
+}
+
+CALLBACK_FUNC_DECL(LocationReplace)
+{
+ INC_STATS("DOM.Location.replace");
+ v8::Handle<v8::Value> holder = args.Holder();
+ Location* imp = V8Proxy::ToNativeObject<Location>(V8ClassIndex::LOCATION, holder);
+ String url = toWebCoreString(args[0]);
+
+ Frame* frame = imp->frame();
+ if (!frame)
+ return v8::Undefined();
+
+ Frame* activeFrame = ScriptController::retrieveActiveFrame();
+ if (!activeFrame)
+ return v8::Undefined();
+
+ if (!activeFrame->loader()->shouldAllowNavigation(frame))
+ return v8::Undefined();
+
+ navigateIfAllowed(frame, activeFrame->loader()->completeURL(url), true, true);
+ return v8::Undefined();
+}
+
+CALLBACK_FUNC_DECL(LocationAssign)
+{
+ INC_STATS("DOM.Location.assign");
+ v8::Handle<v8::Value> holder = args.Holder();
+ Location* imp = V8Proxy::ToNativeObject<Location>(V8ClassIndex::LOCATION, holder);
+ String url = toWebCoreString(args[0]);
+
+ Frame* frame = imp->frame();
+ if (!frame)
+ return v8::Undefined();
+
+ Frame* activeFrame = ScriptController::retrieveActiveFrame();
+ if (!activeFrame)
+ return v8::Undefined();
+
+ if (!activeFrame->loader()->shouldAllowNavigation(frame))
+ return v8::Undefined();
+
+ navigateIfAllowed(frame, activeFrame->loader()->completeURL(url), false, false);
+ return v8::Undefined();
+}
+
+CALLBACK_FUNC_DECL(LocationValueOf)
+{
+ // Just return the this object the way the normal valueOf function
+ // on the Object prototype would. The valueOf function is only
+ // added to make sure that it cannot be overwritten on location
+ // objects, since that would provide a hook to change the string
+ // conversion behavior of location objects.
+ return args.This();
+}
+
+CALLBACK_FUNC_DECL(LocationToString)
+{
+ INC_STATS("DOM.Location.toString");
+ v8::Handle<v8::Value> holder = args.Holder();
+ Location* imp = V8Proxy::ToNativeObject<Location>(V8ClassIndex::LOCATION, holder);
+ if (!V8Proxy::CanAccessFrame(imp->frame(), true))
+ return v8::Undefined();
+ String result = imp->href();
+ return v8String(result);
+}
+
+INDEXED_ACCESS_CHECK(Location)
+{
+ ASSERT(V8ClassIndex::FromInt(data->Int32Value()) == V8ClassIndex::LOCATION);
+ // Only allow same origin access
+ Location* imp = V8Proxy::ToNativeObject<Location>(V8ClassIndex::LOCATION, host);
+ return V8Proxy::CanAccessFrame(imp->frame(), false);
+}
+
+NAMED_ACCESS_CHECK(Location)
+{
+ ASSERT(V8ClassIndex::FromInt(data->Int32Value()) == V8ClassIndex::LOCATION);
+ // Only allow same origin access
+ Location* imp = V8Proxy::ToNativeObject<Location>(V8ClassIndex::LOCATION, host);
+ return V8Proxy::CanAccessFrame(imp->frame(), false);
+}
+
+} // namespace WebCore
+