| /* |
| * Copyright (C) 2008 Apple 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: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. 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. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 APPLE INC. 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/html/media/media_document.h" |
| |
| #include "base/macros.h" |
| #include "third_party/blink/renderer/bindings/core/v8/add_event_listener_options_or_boolean.h" |
| #include "third_party/blink/renderer/core/dom/element_traversal.h" |
| #include "third_party/blink/renderer/core/dom/events/event.h" |
| #include "third_party/blink/renderer/core/dom/events/event_listener.h" |
| #include "third_party/blink/renderer/core/dom/raw_data_document_parser.h" |
| #include "third_party/blink/renderer/core/events/keyboard_event.h" |
| #include "third_party/blink/renderer/core/frame/local_frame.h" |
| #include "third_party/blink/renderer/core/frame/local_frame_client.h" |
| #include "third_party/blink/renderer/core/frame/settings.h" |
| #include "third_party/blink/renderer/core/html/html_body_element.h" |
| #include "third_party/blink/renderer/core/html/html_head_element.h" |
| #include "third_party/blink/renderer/core/html/html_html_element.h" |
| #include "third_party/blink/renderer/core/html/html_meta_element.h" |
| #include "third_party/blink/renderer/core/html/html_source_element.h" |
| #include "third_party/blink/renderer/core/html/media/autoplay_policy.h" |
| #include "third_party/blink/renderer/core/html/media/html_video_element.h" |
| #include "third_party/blink/renderer/core/html_names.h" |
| #include "third_party/blink/renderer/core/loader/document_loader.h" |
| #include "third_party/blink/renderer/core/loader/frame_loader.h" |
| #include "third_party/blink/renderer/platform/bindings/exception_state.h" |
| #include "third_party/blink/renderer/platform/heap/heap.h" |
| #include "third_party/blink/renderer/platform/instrumentation/use_counter.h" |
| #include "third_party/blink/renderer/platform/keyboard_codes.h" |
| |
| namespace blink { |
| |
| class MediaDocumentParser : public RawDataDocumentParser { |
| public: |
| explicit MediaDocumentParser(Document* document) |
| : RawDataDocumentParser(document) {} |
| |
| private: |
| void AppendBytes(const char*, size_t) override {} |
| void Finish() override; |
| |
| void CreateDocumentStructure(); |
| |
| bool did_build_document_structure_ = false; |
| }; |
| |
| void MediaDocumentParser::CreateDocumentStructure() { |
| // TODO(dgozman): DocumentLoader might call Finish on a stopped parser. |
| // See also comments for DocumentParser::{Detach,StopParsing}. |
| if (IsStopped()) |
| return; |
| if (did_build_document_structure_) |
| return; |
| did_build_document_structure_ = true; |
| |
| DCHECK(GetDocument()); |
| auto* root_element = MakeGarbageCollected<HTMLHtmlElement>(*GetDocument()); |
| GetDocument()->AppendChild(root_element); |
| root_element->InsertedByParser(); |
| |
| if (IsDetached()) |
| return; // runScriptsAtDocumentElementAvailable can detach the frame. |
| |
| auto* head = MakeGarbageCollected<HTMLHeadElement>(*GetDocument()); |
| auto* meta = MakeGarbageCollected<HTMLMetaElement>(*GetDocument()); |
| meta->setAttribute(html_names::kNameAttr, "viewport"); |
| meta->setAttribute(html_names::kContentAttr, "width=device-width"); |
| head->AppendChild(meta); |
| |
| auto* media = MakeGarbageCollected<HTMLVideoElement>(*GetDocument()); |
| media->setAttribute(html_names::kControlsAttr, ""); |
| media->setAttribute(html_names::kAutoplayAttr, ""); |
| media->setAttribute(html_names::kNameAttr, "media"); |
| |
| auto* source = MakeGarbageCollected<HTMLSourceElement>(*GetDocument()); |
| source->setAttribute(html_names::kSrcAttr, |
| AtomicString(GetDocument()->Url())); |
| |
| if (DocumentLoader* loader = GetDocument()->Loader()) |
| source->setType(loader->MimeType()); |
| |
| media->AppendChild(source); |
| |
| auto* body = MakeGarbageCollected<HTMLBodyElement>(*GetDocument()); |
| |
| GetDocument()->WillInsertBody(); |
| |
| body->AppendChild(media); |
| root_element->AppendChild(head); |
| if (IsDetached()) |
| return; // DOM insertion events can detach the frame. |
| root_element->AppendChild(body); |
| } |
| |
| void MediaDocumentParser::Finish() { |
| CreateDocumentStructure(); |
| RawDataDocumentParser::Finish(); |
| } |
| |
| MediaDocument::MediaDocument(const DocumentInit& initializer) |
| : HTMLDocument(initializer, kMediaDocumentClass) { |
| SetCompatibilityMode(kNoQuirksMode); |
| LockCompatibilityMode(); |
| |
| // Set the autoplay policy to kNoUserGestureRequired. |
| if (GetSettings() && IsInMainFrame()) { |
| GetSettings()->SetAutoplayPolicy( |
| AutoplayPolicy::Type::kNoUserGestureRequired); |
| } |
| } |
| |
| DocumentParser* MediaDocument::CreateParser() { |
| return MakeGarbageCollected<MediaDocumentParser>(this); |
| } |
| |
| void MediaDocument::DefaultEventHandler(Event& event) { |
| Node* target_node = event.target()->ToNode(); |
| if (!target_node) |
| return; |
| |
| auto* keyboard_event = DynamicTo<KeyboardEvent>(event); |
| if (event.type() == event_type_names::kKeydown && keyboard_event) { |
| HTMLVideoElement* video = |
| Traversal<HTMLVideoElement>::FirstWithin(*target_node); |
| if (!video) |
| return; |
| |
| if (keyboard_event->key() == " " || |
| keyboard_event->keyCode() == VKEY_MEDIA_PLAY_PAUSE) { |
| // space or media key (play/pause) |
| video->TogglePlayState(); |
| event.SetDefaultHandled(); |
| } |
| } |
| } |
| |
| } // namespace blink |