src/third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerGlobalScope.cpp

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  30 #include "config.h"
  31 #include "ServiceWorkerGlobalScope.h"
  32
  33 #include "bindings/core/v8/ScriptPromise.h"
  34 #include "bindings/core/v8/ScriptState.h"
  35 #include "bindings/core/v8/V8ThrowException.h"
  36 #include "core/fetch/MemoryCache.h"
  37 #include "core/fetch/ResourceLoaderOptions.h"
  38 #include "core/inspector/ScriptCallStack.h"
  39 #include "core/loader/ThreadableLoader.h"
  40 #include "core/workers/WorkerClients.h"
  41 #include "core/workers/WorkerThreadStartupData.h"
  42 #include "modules/CachePolyfill.h"
  43 #include "modules/CacheStoragePolyfill.h"
  44 #include "modules/EventTargetModules.h"
  45 #include "modules/serviceworkers/CacheStorage.h"
  46 #include "modules/serviceworkers/FetchManager.h"
  47 #include "modules/serviceworkers/Request.h"
  48 #include "modules/serviceworkers/ServiceWorkerClients.h"
  49 #include "modules/serviceworkers/ServiceWorkerGlobalScopeClient.h"
  50 #include "modules/serviceworkers/ServiceWorkerThread.h"
  51 #include "platform/network/ResourceRequest.h"
  52 #include "platform/weborigin/KURL.h"
  53 #include "public/platform/WebURL.h"
  54 #include "wtf/CurrentTime.h"
  55
  56 namespace blink {
  57
  58 PassRefPtrWillBeRawPtr<ServiceWorkerGlobalScope> ServiceWorkerGlobalScope::create(ServiceWorkerThread* thread, PassOwnPtrWillBeRawPtr<WorkerThreadStartupData> startupData)
  59 {
  60     RefPtrWillBeRawPtr<ServiceWorkerGlobalScope> context = adoptRefWillBeRefCountedGarbageCollected(new ServiceWorkerGlobalScope(startupData->m_scriptURL, startupData->m_userAgent, thread, monotonicallyIncreasingTime(), startupData->m_workerClients.release()));
  61
  62     context->applyContentSecurityPolicyFromString(startupData->m_contentSecurityPolicy, startupData->m_contentSecurityPolicyType);
  63
  64     context->script()->evaluate(String(cachePolyfillJs, sizeof(cachePolyfillJs)));
  65     context->script()->evaluate(String(cacheStoragePolyfillJs, sizeof(cacheStoragePolyfillJs)));
  66
  67     return context.release();
  68 }
  69
  70 ServiceWorkerGlobalScope::ServiceWorkerGlobalScope(const KURL& url, const String& userAgent, ServiceWorkerThread* thread, double timeOrigin, PassOwnPtrWillBeRawPtr<WorkerClients> workerClients)
  71     : WorkerGlobalScope(url, userAgent, thread, timeOrigin, workerClients)
  72     , m_fetchManager(adoptPtr(new FetchManager(this)))
  73 {
  74     ScriptWrappable::init(this);
  75 }
  76
  77 ServiceWorkerGlobalScope::~ServiceWorkerGlobalScope()
  78 {
  79 }
  80
  81 void ServiceWorkerGlobalScope::stopFetch()
  82 {
  83     m_fetchManager.clear();
  84 }
  85
  86 String ServiceWorkerGlobalScope::scope(ExecutionContext* context)
  87 {
  88     return ServiceWorkerGlobalScopeClient::from(context)->scope().string();
  89 }
  90
  91 PassRefPtrWillBeRawPtr<CacheStorage> ServiceWorkerGlobalScope::caches(ExecutionContext* context)
  92 {
  93     if (!m_caches)
  94         m_caches = CacheStorage::create(ServiceWorkerGlobalScopeClient::from(context)->cacheStorage());
  95     return m_caches;
  96 }
  97
  98 ScriptPromise ServiceWorkerGlobalScope::fetch(ScriptState* scriptState, Request* request)
  99 {
 100     if (!m_fetchManager)
 101         return ScriptPromise::reject(scriptState, V8ThrowException::createTypeError("ServiceWorkerGlobalScope is shutting down.", scriptState->isolate()));
 102     // "Let |r| be the associated request of the result of invoking the initial
 103     // value of Request as constructor with |input| and |init| as arguments. If
 104     // this throws an exception, reject |p| with it."
 105     TrackExceptionState exceptionState;
 106     RefPtrWillBeRawPtr<Request> r = Request::create(this, request, exceptionState);
 107     if (exceptionState.hadException()) {
 108         // FIXME: We should throw the caught error.
 109         return ScriptPromise::reject(scriptState, V8ThrowException::createTypeError(exceptionState.message(), scriptState->isolate()));
 110     }
 111     return m_fetchManager->fetch(scriptState, r->request());
 112 }
 113
 114 ScriptPromise ServiceWorkerGlobalScope::fetch(ScriptState* scriptState, Request* request, const Dictionary& requestInit)
 115 {
 116     if (!m_fetchManager)
 117         return ScriptPromise::reject(scriptState, V8ThrowException::createTypeError("ServiceWorkerGlobalScope is shutting down.", scriptState->isolate()));
 118     // "Let |r| be the associated request of the result of invoking the initial
 119     // value of Request as constructor with |input| and |init| as arguments. If
 120     // this throws an exception, reject |p| with it."
 121     TrackExceptionState exceptionState;
 122     RefPtrWillBeRawPtr<Request> r = Request::create(this, request, requestInit, exceptionState);
 123     if (exceptionState.hadException()) {
 124         // FIXME: We should throw the caught error.
 125         return ScriptPromise::reject(scriptState, V8ThrowException::createTypeError(exceptionState.message(), scriptState->isolate()));
 126     }
 127     return m_fetchManager->fetch(scriptState, r->request());
 128 }
 129
 130 ScriptPromise ServiceWorkerGlobalScope::fetch(ScriptState* scriptState, const String& urlstring)
 131 {
 132     if (!m_fetchManager)
 133         return ScriptPromise::reject(scriptState, V8ThrowException::createTypeError("ServiceWorkerGlobalScope is shutting down.", scriptState->isolate()));
 134     // "Let |r| be the associated request of the result of invoking the initial
 135     // value of Request as constructor with |input| and |init| as arguments. If
 136     // this throws an exception, reject |p| with it."
 137     TrackExceptionState exceptionState;
 138     RefPtrWillBeRawPtr<Request> r = Request::create(this, urlstring, exceptionState);
 139     if (exceptionState.hadException()) {
 140         // FIXME: We should throw the caught error.
 141         return ScriptPromise::reject(scriptState, V8ThrowException::createTypeError(exceptionState.message(), scriptState->isolate()));
 142     }
 143     return m_fetchManager->fetch(scriptState, r->request());
 144 }
 145
 146 ScriptPromise ServiceWorkerGlobalScope::fetch(ScriptState* scriptState, const String& urlstring, const Dictionary& requestInit)
 147 {
 148     if (!m_fetchManager)
 149         return ScriptPromise::reject(scriptState, V8ThrowException::createTypeError("ServiceWorkerGlobalScope is shutting down.", scriptState->isolate()));
 150     // "Let |r| be the associated request of the result of invoking the initial
 151     // value of Request as constructor with |input| and |init| as arguments. If
 152     // this throws an exception, reject |p| with it."
 153     TrackExceptionState exceptionState;
 154     RefPtrWillBeRawPtr<Request> r = Request::create(this, urlstring, requestInit, exceptionState);
 155     if (exceptionState.hadException()) {
 156         // FIXME: We should throw the caught error.
 157         return ScriptPromise::reject(scriptState, V8ThrowException::createTypeError(exceptionState.message(), scriptState->isolate()));
 158     }
 159     return m_fetchManager->fetch(scriptState, r->request());
 160 }
 161
 162 PassRefPtrWillBeRawPtr<ServiceWorkerClients> ServiceWorkerGlobalScope::clients()
 163 {
 164     if (!m_clients)
 165         m_clients = ServiceWorkerClients::create();
 166     return m_clients;
 167 }
 168
 169 const AtomicString& ServiceWorkerGlobalScope::interfaceName() const
 170 {
 171     return EventTargetNames::ServiceWorkerGlobalScope;
 172 }
 173
 174 void ServiceWorkerGlobalScope::trace(Visitor* visitor)
 175 {
 176     visitor->trace(m_clients);
 177     visitor->trace(m_caches);
 178     WorkerGlobalScope::trace(visitor);
 179 }
 180
 181 void ServiceWorkerGlobalScope::importScripts(const Vector<String>& urls, ExceptionState& exceptionState)
 182 {
 183     // Bust the MemoryCache to ensure script requests reach the browser-side
 184     // and get added to and retrieved from the ServiceWorker's script cache.
 185     // FIXME: Revisit in light of the solution to crbug/388375.
 186     for (Vector<String>::const_iterator it = urls.begin(); it != urls.end(); ++it)
 187         MemoryCache::removeURLFromCache(this->executionContext(), completeURL(*it));
 188     WorkerGlobalScope::importScripts(urls, exceptionState);
 189 }
 190
 191 void ServiceWorkerGlobalScope::logExceptionToConsole(const String& errorMessage, const String& sourceURL, int lineNumber, int columnNumber, PassRefPtrWillBeRawPtr<ScriptCallStack> callStack)
 192 {
 193     WorkerGlobalScope::logExceptionToConsole(errorMessage, sourceURL, lineNumber, columnNumber, callStack);
 194     RefPtrWillBeRawPtr<ConsoleMessage> consoleMessage = ConsoleMessage::create(JSMessageSource, ErrorMessageLevel, errorMessage, sourceURL, lineNumber);
 195     consoleMessage->setCallStack(callStack);
 196     addMessageToWorkerConsole(consoleMessage.release());
 197 }
 198
 199 } // namespace blink