1/* 2 * Copyright (C) 2007, 2008 Apple Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of 14 * its contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29#include "config.h" 30#include "WebDatabaseManager.h" 31#include "WebKitDLL.h" 32 33#if ENABLE(DATABASE) 34 35#include "CFDictionaryPropertyBag.h" 36#include "COMEnumVariant.h" 37#include "MarshallingHelpers.h" 38#include "WebNotificationCenter.h" 39#include "WebSecurityOrigin.h" 40 41#include <JavaScriptCore/MainThread.h> 42#include <WebCore/BString.h> 43#include <WebCore/COMPtr.h> 44#include <WebCore/DatabaseTracker.h> 45#include <WebCore/FileSystem.h> 46#include <WebCore/SecurityOrigin.h> 47 48using namespace WebCore; 49 50static inline bool isEqual(LPCWSTR s1, LPCWSTR s2) 51{ 52 return !wcscmp(s1, s2); 53} 54 55class DatabaseDetailsPropertyBag : public IPropertyBag { 56 WTF_MAKE_NONCOPYABLE(DatabaseDetailsPropertyBag); 57public: 58 static DatabaseDetailsPropertyBag* createInstance(const DatabaseDetails&); 59 60 // IUnknown 61 virtual HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void** ppvObject); 62 virtual ULONG STDMETHODCALLTYPE AddRef(); 63 virtual ULONG STDMETHODCALLTYPE Release(); 64 65 // IPropertyBag 66 virtual HRESULT STDMETHODCALLTYPE Read(LPCOLESTR pszPropName, VARIANT* pVar, IErrorLog* pErrorLog); 67 virtual HRESULT STDMETHODCALLTYPE Write(LPCOLESTR pszPropName, VARIANT* pVar); 68private: 69 DatabaseDetailsPropertyBag(const DatabaseDetails& details) 70 : m_refCount(0) 71 , m_details(details) { } 72 ~DatabaseDetailsPropertyBag() { } 73 74 ULONG m_refCount; 75 DatabaseDetails m_details; 76}; 77 78// DatabaseDetailsPropertyBag ------------------------------------------------------ 79DatabaseDetailsPropertyBag* DatabaseDetailsPropertyBag::createInstance(const DatabaseDetails& details) 80{ 81 DatabaseDetailsPropertyBag* instance = new DatabaseDetailsPropertyBag(details); 82 instance->AddRef(); 83 return instance; 84} 85 86// IUnknown ------------------------------------------------------------------------ 87ULONG STDMETHODCALLTYPE DatabaseDetailsPropertyBag::AddRef() 88{ 89 return ++m_refCount; 90} 91 92ULONG STDMETHODCALLTYPE DatabaseDetailsPropertyBag::Release() 93{ 94 ULONG newRef = --m_refCount; 95 if (!newRef) 96 delete this; 97 98 return newRef; 99} 100 101HRESULT STDMETHODCALLTYPE DatabaseDetailsPropertyBag::QueryInterface(REFIID riid, void** ppvObject) 102{ 103 *ppvObject = 0; 104 if (IsEqualGUID(riid, IID_IUnknown)) 105 *ppvObject = static_cast<DatabaseDetailsPropertyBag*>(this); 106 else if (IsEqualGUID(riid, IID_IPropertyBag)) 107 *ppvObject = static_cast<DatabaseDetailsPropertyBag*>(this); 108 else 109 return E_NOINTERFACE; 110 111 AddRef(); 112 return S_OK; 113} 114 115// IPropertyBag -------------------------------------------------------------------- 116HRESULT STDMETHODCALLTYPE DatabaseDetailsPropertyBag::Read(LPCOLESTR pszPropName, VARIANT* pVar, IErrorLog*) 117{ 118 if (!pszPropName || !pVar) 119 return E_POINTER; 120 121 VariantInit(pVar); 122 123 if (isEqual(pszPropName, WebDatabaseDisplayNameKey)) { 124 COMVariantSetter<String>::setVariant(pVar, m_details.displayName()); 125 return S_OK; 126 } else if (isEqual(pszPropName, WebDatabaseExpectedSizeKey)) { 127 COMVariantSetter<unsigned long long>::setVariant(pVar, m_details.expectedUsage()); 128 return S_OK; 129 } else if (isEqual(pszPropName, WebDatabaseUsageKey)) { 130 COMVariantSetter<unsigned long long>::setVariant(pVar, m_details.currentUsage()); 131 return S_OK; 132 } 133 134 return E_INVALIDARG; 135} 136 137HRESULT STDMETHODCALLTYPE DatabaseDetailsPropertyBag::Write(LPCOLESTR pszPropName, VARIANT* pVar) 138{ 139 if (!pszPropName || !pVar) 140 return E_POINTER; 141 142 return E_FAIL; 143} 144 145static COMPtr<WebDatabaseManager> s_sharedWebDatabaseManager; 146 147// WebDatabaseManager -------------------------------------------------------------- 148WebDatabaseManager* WebDatabaseManager::createInstance() 149{ 150 WebDatabaseManager* manager = new WebDatabaseManager(); 151 manager->AddRef(); 152 return manager; 153} 154 155WebDatabaseManager::WebDatabaseManager() 156 : m_refCount(0) 157{ 158 gClassCount++; 159 gClassNameCount.add("WebDatabaseManager"); 160} 161 162WebDatabaseManager::~WebDatabaseManager() 163{ 164 gClassCount--; 165 gClassNameCount.remove("WebDatabaseManager"); 166} 167 168// IUnknown ------------------------------------------------------------------------ 169HRESULT STDMETHODCALLTYPE WebDatabaseManager::QueryInterface(REFIID riid, void** ppvObject) 170{ 171 *ppvObject = 0; 172 if (IsEqualGUID(riid, IID_IUnknown)) 173 *ppvObject = static_cast<WebDatabaseManager*>(this); 174 else if (IsEqualGUID(riid, IID_IWebDatabaseManager)) 175 *ppvObject = static_cast<WebDatabaseManager*>(this); 176 else 177 return E_NOINTERFACE; 178 179 AddRef(); 180 return S_OK; 181} 182 183ULONG STDMETHODCALLTYPE WebDatabaseManager::AddRef() 184{ 185 return ++m_refCount; 186} 187 188ULONG STDMETHODCALLTYPE WebDatabaseManager::Release() 189{ 190 ULONG newRef = --m_refCount; 191 if (!newRef) 192 delete this; 193 194 return newRef; 195} 196 197template<> struct COMVariantSetter<RefPtr<SecurityOrigin> > : COMIUnknownVariantSetter<WebSecurityOrigin, RefPtr<SecurityOrigin> > {}; 198 199// IWebDatabaseManager ------------------------------------------------------------- 200HRESULT STDMETHODCALLTYPE WebDatabaseManager::sharedWebDatabaseManager( 201 /* [retval][out] */ IWebDatabaseManager** result) 202{ 203 if (!s_sharedWebDatabaseManager) { 204 s_sharedWebDatabaseManager.adoptRef(WebDatabaseManager::createInstance()); 205 DatabaseTracker::tracker().setClient(s_sharedWebDatabaseManager.get()); 206 } 207 208 return s_sharedWebDatabaseManager.copyRefTo(result); 209} 210 211HRESULT STDMETHODCALLTYPE WebDatabaseManager::origins( 212 /* [retval][out] */ IEnumVARIANT** result) 213{ 214 if (!result) 215 return E_POINTER; 216 217 *result = 0; 218 219 if (this != s_sharedWebDatabaseManager) 220 return E_FAIL; 221 222 Vector<RefPtr<SecurityOrigin> > origins; 223 DatabaseTracker::tracker().origins(origins); 224 COMPtr<COMEnumVariant<Vector<RefPtr<SecurityOrigin> > > > enumVariant(AdoptCOM, COMEnumVariant<Vector<RefPtr<SecurityOrigin> > >::adopt(origins)); 225 226 *result = enumVariant.releaseRef(); 227 return S_OK; 228} 229 230HRESULT STDMETHODCALLTYPE WebDatabaseManager::databasesWithOrigin( 231 /* [in] */ IWebSecurityOrigin* origin, 232 /* [retval][out] */ IEnumVARIANT** result) 233{ 234 if (!origin || !result) 235 return E_POINTER; 236 237 *result = 0; 238 239 if (this != s_sharedWebDatabaseManager) 240 return E_FAIL; 241 242 COMPtr<WebSecurityOrigin> webSecurityOrigin(Query, origin); 243 if (!webSecurityOrigin) 244 return E_FAIL; 245 246 Vector<String> databaseNames; 247 DatabaseTracker::tracker().databaseNamesForOrigin(webSecurityOrigin->securityOrigin(), databaseNames); 248 249 COMPtr<COMEnumVariant<Vector<String> > > enumVariant(AdoptCOM, COMEnumVariant<Vector<String> >::adopt(databaseNames)); 250 251 *result = enumVariant.releaseRef(); 252 return S_OK; 253} 254 255HRESULT STDMETHODCALLTYPE WebDatabaseManager::detailsForDatabase( 256 /* [in] */ BSTR databaseName, 257 /* [in] */ IWebSecurityOrigin* origin, 258 /* [retval][out] */ IPropertyBag** result) 259{ 260 if (!origin || !result) 261 return E_POINTER; 262 263 *result = 0; 264 265 if (this != s_sharedWebDatabaseManager) 266 return E_FAIL; 267 268 COMPtr<WebSecurityOrigin> webSecurityOrigin(Query, origin); 269 if (!webSecurityOrigin) 270 return E_FAIL; 271 272 DatabaseDetails details = DatabaseTracker::tracker().detailsForNameAndOrigin(String(databaseName, SysStringLen(databaseName)), 273 webSecurityOrigin->securityOrigin()); 274 275 if (details.name().isNull()) 276 return E_INVALIDARG; 277 278 *result = DatabaseDetailsPropertyBag::createInstance(details); 279 return S_OK; 280} 281 282HRESULT STDMETHODCALLTYPE WebDatabaseManager::deleteAllDatabases() 283{ 284 if (this != s_sharedWebDatabaseManager) 285 return E_FAIL; 286 287 DatabaseTracker::tracker().deleteAllDatabases(); 288 289 return S_OK; 290} 291 292HRESULT STDMETHODCALLTYPE WebDatabaseManager::deleteOrigin( 293 /* [in] */ IWebSecurityOrigin* origin) 294{ 295 if (!origin) 296 return E_POINTER; 297 298 if (this != s_sharedWebDatabaseManager) 299 return E_FAIL; 300 301 COMPtr<WebSecurityOrigin> webSecurityOrigin(Query, origin); 302 if (!webSecurityOrigin) 303 return E_FAIL; 304 305 DatabaseTracker::tracker().deleteOrigin(webSecurityOrigin->securityOrigin()); 306 307 return S_OK; 308} 309 310HRESULT STDMETHODCALLTYPE WebDatabaseManager::deleteDatabase( 311 /* [in] */ BSTR databaseName, 312 /* [in] */ IWebSecurityOrigin* origin) 313{ 314 if (!origin) 315 return E_POINTER; 316 317 if (!databaseName) 318 return E_INVALIDARG; 319 320 if (this != s_sharedWebDatabaseManager) 321 return E_FAIL; 322 323 COMPtr<WebSecurityOrigin> webSecurityOrigin(Query, origin); 324 if (!webSecurityOrigin) 325 return E_FAIL; 326 327 DatabaseTracker::tracker().deleteDatabase(webSecurityOrigin->securityOrigin(), String(databaseName, SysStringLen(databaseName))); 328 329 return S_OK; 330} 331 332class DidModifyOriginData { 333 WTF_MAKE_NONCOPYABLE(DidModifyOriginData); 334public: 335 static void dispatchToMainThread(WebDatabaseManager* databaseManager, SecurityOrigin* origin) 336 { 337 DidModifyOriginData* context = new DidModifyOriginData(databaseManager, origin->threadsafeCopy()); 338 callOnMainThread(&DidModifyOriginData::dispatchDidModifyOriginOnMainThread, context); 339 } 340 341private: 342 DidModifyOriginData(WebDatabaseManager* databaseManager, PassRefPtr<SecurityOrigin> origin) 343 : databaseManager(databaseManager) 344 , origin(origin) 345 { 346 } 347 348 static void dispatchDidModifyOriginOnMainThread(void* context) 349 { 350 ASSERT(isMainThread()); 351 DidModifyOriginData* info = static_cast<DidModifyOriginData*>(context); 352 info->databaseManager->dispatchDidModifyOrigin(info->origin.get()); 353 delete info; 354 } 355 356 WebDatabaseManager* databaseManager; 357 RefPtr<SecurityOrigin> origin; 358}; 359 360void WebDatabaseManager::dispatchDidModifyOrigin(SecurityOrigin* origin) 361{ 362 if (!isMainThread()) { 363 DidModifyOriginData::dispatchToMainThread(this, origin); 364 return; 365 } 366 367 static BSTR databaseDidModifyOriginName = SysAllocString(WebDatabaseDidModifyOriginNotification); 368 IWebNotificationCenter* notifyCenter = WebNotificationCenter::defaultCenterInternal(); 369 370 COMPtr<WebSecurityOrigin> securityOrigin(AdoptCOM, WebSecurityOrigin::createInstance(origin)); 371 notifyCenter->postNotificationName(databaseDidModifyOriginName, securityOrigin.get(), 0); 372} 373 374HRESULT STDMETHODCALLTYPE WebDatabaseManager::setQuota( 375 /* [in] */ BSTR origin, 376 /* [in] */ unsigned long long quota) 377{ 378 if (!origin) 379 return E_POINTER; 380 381 if (this != s_sharedWebDatabaseManager) 382 return E_FAIL; 383 384 DatabaseTracker::tracker().setQuota(SecurityOrigin::createFromString(origin).get(), quota); 385 386 return S_OK; 387} 388 389void WebDatabaseManager::dispatchDidModifyDatabase(SecurityOrigin* origin, const String& databaseName) 390{ 391 if (!isMainThread()) { 392 DidModifyOriginData::dispatchToMainThread(this, origin); 393 return; 394 } 395 396 static BSTR databaseDidModifyOriginName = SysAllocString(WebDatabaseDidModifyDatabaseNotification); 397 IWebNotificationCenter* notifyCenter = WebNotificationCenter::defaultCenterInternal(); 398 399 COMPtr<WebSecurityOrigin> securityOrigin(AdoptCOM, WebSecurityOrigin::createInstance(origin)); 400 401 RetainPtr<CFMutableDictionaryRef> userInfo(AdoptCF, CFDictionaryCreateMutable(0, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks)); 402 403 static CFStringRef databaseNameKey = MarshallingHelpers::LPCOLESTRToCFStringRef(WebDatabaseNameKey); 404 RetainPtr<CFStringRef> str(AdoptCF, databaseName.createCFString()); 405 CFDictionarySetValue(userInfo.get(), databaseNameKey, str.get()); 406 407 COMPtr<CFDictionaryPropertyBag> userInfoBag = CFDictionaryPropertyBag::createInstance(); 408 userInfoBag->setDictionary(userInfo.get()); 409 410 notifyCenter->postNotificationName(databaseDidModifyOriginName, securityOrigin.get(), userInfoBag.get()); 411} 412 413void WebKitInitializeWebDatabasesIfNecessary() 414{ 415 static bool initialized = false; 416 if (initialized) 417 return; 418 419 WTF::String databasesDirectory = WebCore::pathByAppendingComponent(WebCore::localUserSpecificStorageDirectory(), "Databases"); 420 WebCore::DatabaseTracker::initializeTracker(databasesDirectory); 421 422 initialized = true; 423} 424 425#endif 426