static bool decodeBuffer(const char* buffer, unsigned size, const String& textEncodingName, String* result)
{
if (buffer) {
WTF::TextEncoding encoding(textEncodingName);
if (!encoding.isValid())
encoding = WindowsLatin1Encoding();
*result = encoding.decode(buffer, size);
return true;
}
return false;
}
static bool decodeSharedBuffer(PassRefPtr<SharedBuffer> buffer, const String& textEncodingName, String* result)
{
if (buffer) {
TextEncoding encoding(textEncodingName);
if (!encoding.isValid())
encoding = WindowsLatin1Encoding();
*result = encoding.decode(buffer->data(), buffer->size());
return true;
}
return false;
}
String InspectorResource::sourceString() const
{
if (!m_xmlHttpResponseText.isNull())
return String(m_xmlHttpResponseText);
String textEncodingName;
RefPtr<SharedBuffer> buffer = resourceData(&textEncodingName);
if (!buffer)
return String();
TextEncoding encoding(textEncodingName);
if (!encoding.isValid())
encoding = WindowsLatin1Encoding();
return encoding.decode(buffer->data(), buffer->size());
}
bool InspectorResourceAgent::resourceContent(Frame* frame, const KURL& url, String* result)
{
if (!frame)
return false;
String textEncodingName;
RefPtr<SharedBuffer> buffer = InspectorResourceAgent::resourceData(frame, url, &textEncodingName);
if (buffer) {
TextEncoding encoding(textEncodingName);
if (!encoding.isValid())
encoding = WindowsLatin1Encoding();
*result = encoding.decode(buffer->data(), buffer->size());
return true;
}
return false;
}
void InspectorResourceAgent::resourceContent(ErrorString* errorString, Frame* frame, const KURL& url, String* result)
{
if (!frame) {
*errorString = "No frame to get resource content for";
return;
}
String textEncodingName;
RefPtr<SharedBuffer> buffer = InspectorResourceAgent::resourceData(frame, url, &textEncodingName);
if (buffer) {
TextEncoding encoding(textEncodingName);
if (!encoding.isValid())
encoding = WindowsLatin1Encoding();
*result = encoding.decode(buffer->data(), buffer->size());
return;
}
*errorString = "No resource with given URL found";
}
String InspectorResource::sourceString() const
{
if (!m_xmlHttpResponseText.isNull())
return String(m_xmlHttpResponseText);
RefPtr<SharedBuffer> buffer;
String textEncodingName;
if (m_requestURL == m_loader->requestURL()) {
buffer = m_loader->mainResourceData();
textEncodingName = m_frame->document()->inputEncoding();
} else {
CachedResource* cachedResource = m_frame->document()->docLoader()->cachedResource(requestURL());
if (!cachedResource)
return String();
if (cachedResource->isPurgeable()) {
// If the resource is purgeable then make it unpurgeable to get
// get its data. This might fail, in which case we return an
// empty String.
// FIXME: should we do something else in the case of a purged
// resource that informs the user why there is no data in the
// inspector?
if (!cachedResource->makePurgeable(false))
return String();
}
buffer = cachedResource->data();
textEncodingName = cachedResource->encoding();
}
if (!buffer)
return String();
TextEncoding encoding(textEncodingName);
if (!encoding.isValid())
encoding = WindowsLatin1Encoding();
return encoding.decode(buffer->data(), buffer->size());
}
static JSValueRef addSourceToFrame(JSContextRef ctx, JSObjectRef /*function*/, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* /*exception*/)
{
JSValueRef undefined = JSValueMakeUndefined(ctx);
InspectorController* controller = reinterpret_cast<InspectorController*>(JSObjectGetPrivate(thisObject));
if (argumentCount < 2 || !controller)
return undefined;
JSValueRef identifierValue = arguments[0];
if (!JSValueIsNumber(ctx, identifierValue))
return undefined;
unsigned long identifier = static_cast<unsigned long>(JSValueToNumber(ctx, identifierValue, 0));
RefPtr<InspectorResource> resource = controller->resources().get(identifier);
ASSERT(resource);
if (!resource)
return undefined;
RefPtr<SharedBuffer> buffer;
if (resource->requestURL == resource->loader->requestURL())
buffer = resource->loader->mainResourceData();
else {
FrameLoader* frameLoader = resource->loader->frameLoader();
if (!frameLoader)
return undefined;
Document* doc = frameLoader->frame()->document();
if (!doc)
return undefined;
CachedResource* cachedResource = doc->docLoader()->cachedResource(resource->requestURL.url());
if (!cachedResource)
return undefined;
buffer = cachedResource->data();
}
if (!buffer)
return undefined;
String textEncodingName = resource->loader->overrideEncoding();
if (!textEncodingName)
textEncodingName = resource->textEncodingName;
TextEncoding encoding(textEncodingName);
if (!encoding.isValid())
encoding = WindowsLatin1Encoding();
String sourceString = encoding.decode(buffer->data(), buffer->size());
Node* node = toNode(toJS(arguments[1]));
ASSERT(node);
if (!node)
return undefined;
if (!node->attached()) {
ASSERT_NOT_REACHED();
return undefined;
}
ASSERT(node->isElementNode());
if (!node->isElementNode())
return undefined;
Element* element = static_cast<Element*>(node);
ASSERT(element->isFrameOwnerElement());
if (!element->isFrameOwnerElement())
return undefined;
HTMLFrameOwnerElement* frameOwner = static_cast<HTMLFrameOwnerElement*>(element);
ASSERT(frameOwner->contentFrame());
if (!frameOwner->contentFrame())
return undefined;
FrameLoader* loader = frameOwner->contentFrame()->loader();
loader->setResponseMIMEType(resource->mimeType);
loader->begin();
loader->write(sourceString);
loader->end();
return undefined;
}
