InspectorDOMStorageResource.cpp [plain text]
#include "config.h"
#if ENABLE(DOM_STORAGE) && ENABLE(INSPECTOR)
#include "InspectorDOMStorageResource.h"
#include "Document.h"
#include "DOMWindow.h"
#include "EventNames.h"
#include "Frame.h"
#include "InspectorFrontend.h"
#include "ScriptObject.h"
#include "Storage.h"
#include "StorageEvent.h"
using namespace JSC;
namespace WebCore {
int InspectorDOMStorageResource::s_nextUnusedId = 1;
InspectorDOMStorageResource::InspectorDOMStorageResource(Storage* domStorage, bool isLocalStorage, Frame* frame)
: EventListener(InspectorDOMStorageResourceType)
, m_domStorage(domStorage)
, m_isLocalStorage(isLocalStorage)
, m_frame(frame)
, m_frontend(0)
, m_id(s_nextUnusedId++)
, m_reportingChangesToFrontend(false)
{
}
bool InspectorDOMStorageResource::isSameHostAndType(Frame* frame, bool isLocalStorage) const
{
return equalIgnoringCase(m_frame->document()->securityOrigin()->host(), frame->document()->securityOrigin()->host()) && m_isLocalStorage == isLocalStorage;
}
void InspectorDOMStorageResource::bind(InspectorFrontend* frontend)
{
ASSERT(!m_frontend);
m_frontend = frontend;
ScriptObject jsonObject = frontend->newScriptObject();
jsonObject.set("host", m_frame->document()->securityOrigin()->host());
jsonObject.set("isLocalStorage", m_isLocalStorage);
jsonObject.set("id", m_id);
frontend->addDOMStorage(jsonObject);
}
void InspectorDOMStorageResource::unbind()
{
if (!m_frontend)
return;
if (m_reportingChangesToFrontend) {
m_frame->domWindow()->removeEventListener(eventNames().storageEvent, this, true);
m_reportingChangesToFrontend = false;
}
m_frontend = 0;
}
void InspectorDOMStorageResource::startReportingChangesToFrontend()
{
ASSERT(m_frontend);
if (!m_reportingChangesToFrontend) {
m_frame->domWindow()->addEventListener(eventNames().storageEvent, this, true);
m_reportingChangesToFrontend = true;
}
}
void InspectorDOMStorageResource::handleEvent(ScriptExecutionContext*, Event* event)
{
ASSERT(m_frontend);
if (event->type() != eventNames().storageEvent || !event->isStorageEvent())
return;
StorageEvent* storageEvent = static_cast<StorageEvent*>(event);
Storage* storage = storageEvent->storageArea();
ExceptionCode ec = 0;
bool isLocalStorage = (storage->frame()->domWindow()->localStorage(ec) == storage && !ec);
if (isSameHostAndType(storage->frame(), isLocalStorage))
m_frontend->updateDOMStorage(m_id);
}
bool InspectorDOMStorageResource::operator==(const EventListener& listener)
{
return (this == InspectorDOMStorageResource::cast(&listener));
}
}
#endif // ENABLE(DOM_STORAGE) && ENABLE(INSPECTOR)