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/*
* 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 "config.h"
#include "StorageEventDispatcher.h"
#include "Document.h"
#include "DOMWindow.h"
#include "EventNames.h"
#include "Frame.h"
#include "InspectorInstrumentation.h"
#include "Page.h"
#include "PageGroup.h"
#include "SecurityOrigin.h"
#include "SecurityOriginData.h"
#include "StorageEvent.h"
#include "StorageType.h"
namespace WebCore {
void StorageEventDispatcher::dispatchSessionStorageEvents(const String& key, const String& oldValue, const String& newValue, const SecurityOrigin& securityOrigin, Frame* sourceFrame)
{
Page* page = sourceFrame->page();
if (!page)
return;
Vector<Ref<Frame>> frames;
// Send events only to our page.
for (Frame* frame = &page->mainFrame(); frame; frame = frame->tree().traverseNext()) {
if (auto* window = frame->window(); !window || !window->hasEventListeners(eventNames().storageEvent))
continue;
if (sourceFrame != frame && frame->document()->securityOrigin().equal(&securityOrigin))
frames.append(*frame);
}
dispatchSessionStorageEventsToFrames(*page, frames, key, oldValue, newValue, sourceFrame->document()->url().string(), securityOrigin);
}
void StorageEventDispatcher::dispatchLocalStorageEvents(const String& key, const String& oldValue, const String& newValue, const SecurityOrigin& securityOrigin, Frame* sourceFrame)
{
Page* page = sourceFrame->page();
if (!page)
return;
Vector<Ref<Frame>> frames;
// Send events to every page.
for (auto& pageInGroup : page->group().pages()) {
for (auto* frame = &pageInGroup.mainFrame(); frame; frame = frame->tree().traverseNext()) {
if (auto* window = frame->window(); !window || !window->hasEventListeners(eventNames().storageEvent))
continue;
if (sourceFrame != frame && frame->document()->securityOrigin().equal(&securityOrigin))
frames.append(*frame);
}
}
dispatchLocalStorageEventsToFrames(page->group(), frames, key, oldValue, newValue, sourceFrame->document()->url().string(), securityOrigin);
}
void StorageEventDispatcher::dispatchSessionStorageEventsToFrames(Page& page, const Vector<Ref<Frame>>& frames, const String& key, const String& oldValue, const String& newValue, const String& url, const SecurityOrigin& securityOrigin)
{
InspectorInstrumentation::didDispatchDOMStorageEvent(page, key, oldValue, newValue, StorageType::Session, securityOrigin);
for (auto& frame : frames) {
RefPtr document = frame->document();
auto result = document->domWindow()->sessionStorage();
if (!result.hasException()) // https://html.spec.whatwg.org/multipage/webstorage.html#the-storage-event:event-storage
document->queueTaskToDispatchEventOnWindow(TaskSource::DOMManipulation, StorageEvent::create(eventNames().storageEvent, key, oldValue, newValue, url, result.releaseReturnValue()));
}
}
void StorageEventDispatcher::dispatchLocalStorageEventsToFrames(PageGroup& pageGroup, const Vector<Ref<Frame>>& frames, const String& key, const String& oldValue, const String& newValue, const String& url, const SecurityOrigin& securityOrigin)
{
for (auto& page : pageGroup.pages())
InspectorInstrumentation::didDispatchDOMStorageEvent(page, key, oldValue, newValue, StorageType::Local, securityOrigin);
for (auto& frame : frames) {
RefPtr document = frame->document();
auto result = document->domWindow()->localStorage();
if (!result.hasException()) // https://html.spec.whatwg.org/multipage/webstorage.html#the-storage-event:event-storage
document->queueTaskToDispatchEventOnWindow(TaskSource::DOMManipulation, StorageEvent::create(eventNames().storageEvent, key, oldValue, newValue, url, result.releaseReturnValue()));
}
}
} // namespace WebCore
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