ScriptEventListener.cpp [plain text]
#include "config.h"
#include "ScriptEventListener.h"
#include "Attribute.h"
#include "Document.h"
#include "JSNode.h"
#include "Frame.h"
#include "XSSAuditor.h"
#include <runtime/JSLock.h>
using namespace JSC;
namespace WebCore {
static const String& eventParameterName(bool isSVGEvent)
{
DEFINE_STATIC_LOCAL(const String, eventString, ("event"));
DEFINE_STATIC_LOCAL(const String, evtString, ("evt"));
return isSVGEvent ? evtString : eventString;
}
PassRefPtr<JSLazyEventListener> createAttributeEventListener(Node* node, Attribute* attr)
{
ASSERT(node);
Frame* frame = node->document()->frame();
if (!frame)
return 0;
ScriptController* scriptController = frame->script();
if (!scriptController->isEnabled())
return 0;
if (!scriptController->xssAuditor()->canCreateInlineEventListener(attr->localName().string(), attr->value())) {
return 0;
}
JSDOMWindow* globalObject = scriptController->globalObject();
{
JSLock lock(false);
toJS(globalObject->globalExec(), node);
}
return JSLazyEventListener::create(attr->localName().string(), eventParameterName(node->isSVGElement()), attr->value(), globalObject, node, scriptController->eventHandlerLineNumber());
}
PassRefPtr<JSLazyEventListener> createAttributeEventListener(Frame* frame, Attribute* attr)
{
if (!frame)
return 0;
ScriptController* scriptController = frame->script();
if (!scriptController->isEnabled())
return 0;
if (!scriptController->xssAuditor()->canCreateInlineEventListener(attr->localName().string(), attr->value())) {
return 0;
}
JSDOMWindow* globalObject = scriptController->globalObject();
return JSLazyEventListener::create(attr->localName().string(), eventParameterName(frame->document()->isSVGDocument()), attr->value(), globalObject, 0, scriptController->eventHandlerLineNumber());
}
}