StorageEventDispatcher.cpp [plain text]
#include "config.h"
#include "StorageEventDispatcher.h"
#include "Document.h"
#include "DOMWindow.h"
#include "EventNames.h"
#include "InspectorInstrumentation.h"
#include "MainFrame.h"
#include "Page.h"
#include "PageGroup.h"
#include "SecurityOrigin.h"
#include "StorageEvent.h"
namespace WebCore {
void StorageEventDispatcher::dispatchSessionStorageEvents(const String& key, const String& oldValue, const String& newValue, SecurityOrigin* securityOrigin, Frame* sourceFrame)
{
Page* page = sourceFrame->page();
if (!page)
return;
Vector<RefPtr<Frame>> frames;
for (Frame* frame = &page->mainFrame(); frame; frame = frame->tree().traverseNext()) {
if (sourceFrame != frame && frame->document()->securityOrigin()->equal(securityOrigin))
frames.append(frame);
}
dispatchSessionStorageEventsToFrames(*page, frames, key, oldValue, newValue, sourceFrame->document()->url(), securityOrigin);
}
void StorageEventDispatcher::dispatchLocalStorageEvents(const String& key, const String& oldValue, const String& newValue, SecurityOrigin* securityOrigin, Frame* sourceFrame)
{
Page* page = sourceFrame->page();
if (!page)
return;
Vector<RefPtr<Frame>> frames;
const HashSet<Page*>& pages = page->group().pages();
for (HashSet<Page*>::const_iterator it = pages.begin(), end = pages.end(); it != end; ++it) {
for (Frame* frame = &(*it)->mainFrame(); frame; frame = frame->tree().traverseNext()) {
if (sourceFrame != frame && frame->document()->securityOrigin()->equal(securityOrigin))
frames.append(frame);
}
}
dispatchLocalStorageEventsToFrames(page->group(), frames, key, oldValue, newValue, sourceFrame->document()->url(), securityOrigin);
}
void StorageEventDispatcher::dispatchSessionStorageEventsToFrames(Page& page, const Vector<RefPtr<Frame>>& frames, const String& key, const String& oldValue, const String& newValue, const String& url, SecurityOrigin* securityOrigin)
{
InspectorInstrumentation::didDispatchDOMStorageEvent(key, oldValue, newValue, SessionStorage, securityOrigin, &page);
for (unsigned i = 0; i < frames.size(); ++i) {
ExceptionCode ec = 0;
Storage* storage = frames[i]->document()->domWindow()->sessionStorage(ec);
if (!ec)
frames[i]->document()->enqueueWindowEvent(StorageEvent::create(eventNames().storageEvent, key, oldValue, newValue, url, storage));
}
}
void StorageEventDispatcher::dispatchLocalStorageEventsToFrames(PageGroup& pageGroup, const Vector<RefPtr<Frame>>& frames, const String& key, const String& oldValue, const String& newValue, const String& url, SecurityOrigin* securityOrigin)
{
const HashSet<Page*>& pages = pageGroup.pages();
for (HashSet<Page*>::const_iterator it = pages.begin(), end = pages.end(); it != end; ++it)
InspectorInstrumentation::didDispatchDOMStorageEvent(key, oldValue, newValue, LocalStorage, securityOrigin, *it);
for (unsigned i = 0; i < frames.size(); ++i) {
ExceptionCode ec = 0;
Storage* storage = frames[i]->document()->domWindow()->localStorage(ec);
if (!ec)
frames[i]->document()->enqueueWindowEvent(StorageEvent::create(eventNames().storageEvent, key, oldValue, newValue, url, storage));
}
}
}