| /* |
| * Copyright (C) 2010 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 "third_party/blink/renderer/core/timing/performance_navigation.h" |
| |
| #include "third_party/blink/renderer/bindings/core/v8/script_value.h" |
| #include "third_party/blink/renderer/bindings/core/v8/v8_object_builder.h" |
| #include "third_party/blink/renderer/core/frame/local_frame.h" |
| #include "third_party/blink/renderer/core/loader/document_loader.h" |
| #include "third_party/blink/renderer/core/loader/frame_loader_types.h" |
| |
| // Legacy support for NT1(https://www.w3.org/TR/navigation-timing/). |
| namespace blink { |
| |
| PerformanceNavigation::PerformanceNavigation(LocalFrame* frame) |
| : DOMWindowClient(frame) {} |
| |
| unsigned short PerformanceNavigation::type() const { |
| if (!GetFrame()) |
| return kTypeNavigate; |
| |
| DocumentLoader* document_loader = GetFrame()->Loader().GetDocumentLoader(); |
| if (!document_loader) |
| return kTypeNavigate; |
| |
| switch (document_loader->GetNavigationType()) { |
| case kWebNavigationTypeReload: |
| return kTypeReload; |
| case kWebNavigationTypeBackForward: |
| return kTypeBackForward; |
| default: |
| return kTypeNavigate; |
| } |
| } |
| |
| unsigned short PerformanceNavigation::redirectCount() const { |
| if (!GetFrame()) |
| return 0; |
| |
| DocumentLoader* loader = GetFrame()->Loader().GetDocumentLoader(); |
| if (!loader) |
| return 0; |
| |
| const DocumentLoadTiming& timing = loader->GetTiming(); |
| if (timing.HasCrossOriginRedirect()) |
| return 0; |
| |
| return timing.RedirectCount(); |
| } |
| |
| ScriptValue PerformanceNavigation::toJSONForBinding( |
| ScriptState* script_state) const { |
| V8ObjectBuilder result(script_state); |
| result.AddNumber("type", type()); |
| result.AddNumber("redirectCount", redirectCount()); |
| return result.GetScriptValue(); |
| } |
| |
| void PerformanceNavigation::Trace(blink::Visitor* visitor) { |
| ScriptWrappable::Trace(visitor); |
| DOMWindowClient::Trace(visitor); |
| } |
| |
| } // namespace blink |