WorkerScriptLoader.cpp [plain text]
#include "config.h"
#if ENABLE(WORKERS)
#include "WorkerScriptLoader.h"
#include "ResourceRequest.h"
#include "ScriptExecutionContext.h"
#include "SecurityOrigin.h"
#include "WorkerContext.h"
#include "WorkerScriptLoaderClient.h"
#include "WorkerThreadableLoader.h"
namespace WebCore {
WorkerScriptLoader::WorkerScriptLoader()
: m_client(0)
, m_failed(false)
, m_identifier(0)
{
}
void WorkerScriptLoader::loadSynchronously(ScriptExecutionContext* scriptExecutionContext, const String& url, CrossOriginRedirectPolicy crossOriginRedirectPolicy)
{
ResourceRequest request(url);
request.setHTTPMethod("GET");
ASSERT(scriptExecutionContext->isWorkerContext());
WorkerThreadableLoader::loadResourceSynchronously(static_cast<WorkerContext*>(scriptExecutionContext), request, *this, AllowStoredCredentials, crossOriginRedirectPolicy);
}
void WorkerScriptLoader::loadAsynchronously(ScriptExecutionContext* scriptExecutionContext, const String& url, CrossOriginRedirectPolicy crossOriginRedirectPolicy, WorkerScriptLoaderClient* client)
{
ASSERT(client);
m_client = client;
ResourceRequest request(url);
request.setHTTPMethod("GET");
m_threadableLoader = ThreadableLoader::create(scriptExecutionContext, this, request, DoNotSendLoadCallbacks, DoNotSniffContent, AllowStoredCredentials, crossOriginRedirectPolicy);
}
void WorkerScriptLoader::didReceiveResponse(const ResourceResponse& response)
{
if (response.httpStatusCode() / 100 != 2 && response.httpStatusCode()) {
m_failed = true;
return;
}
m_responseEncoding = response.textEncodingName();
}
void WorkerScriptLoader::didReceiveData(const char* data, int len)
{
if (m_failed)
return;
if (!m_decoder) {
if (!m_responseEncoding.isEmpty())
m_decoder = TextResourceDecoder::create("text/javascript", m_responseEncoding);
else
m_decoder = TextResourceDecoder::create("text/javascript", "UTF-8");
}
if (!len)
return;
if (len == -1)
len = strlen(data);
m_script += m_decoder->decode(data, len);
}
void WorkerScriptLoader::didFinishLoading(unsigned long identifier)
{
if (m_failed)
return;
if (m_decoder)
m_script += m_decoder->flush();
m_identifier = identifier;
notifyFinished();
}
void WorkerScriptLoader::didFail(const ResourceError&)
{
m_failed = true;
notifyFinished();
}
void WorkerScriptLoader::didFailRedirectCheck()
{
m_failed = true;
notifyFinished();
}
void WorkerScriptLoader::didReceiveAuthenticationCancellation(const ResourceResponse&)
{
m_failed = true;
notifyFinished();
}
void WorkerScriptLoader::notifyFinished()
{
if (m_client)
m_client->notifyFinished();
}
}
#endif // ENABLE(WORKERS)