Make LocalStorage persistent

webkit/api/public/WebKitClient.h

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 13 matching lines @@
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef WebKitClient_h
 #define WebKitClient_h
 
+#include <time.h>
+
 #include "WebCommon.h"
 #include "WebLocalizedString.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #endif
 
 namespace WebKit {
     class WebClipboard;
     class WebData;
@@ skipping 30 matching lines @@
         // path.
         virtual WebStorageNamespace* createLocalStorageNamespace(
             const WebString& path) = 0;
 
         // Return a new SessionStorage namespace.
         virtual WebStorageNamespace* createSessionStorageNamespace() = 0;
 
 
         // File ----------------------------------------------------------------
 
+        // Various file/directory related functions.  These map 1:1 with
+        // functions in WebCore's FileSystem.h.
+        virtual bool fileExists(const WebString& path) = 0;
+        virtual bool deleteFile(const WebString& path) = 0;
+        virtual bool deleteEmptyDirectory(const WebString& path) = 0;
         virtual bool getFileSize(const WebString& path, long long& result) = 0;
+        virtual bool getFileModificationTime(const WebString& path, time_t& result) = 0;
+        virtual WebString directoryName(const WebString& path) = 0;
+        virtual WebString pathByAppendingComponent(const WebString& path, const WebString& component) = 0;
+        virtual bool makeAllDirectories(const WebString& path) = 0;
 
 
         // History -------------------------------------------------------------
 
         // Returns the hash for the given canonicalized URL for use in visited
         // link coloring.
         virtual unsigned long long visitedLinkHash(
             const char* canonicalURL, size_t length) = 0;
 
         // Returns whether the given link hash is in the user's history.  The
         // hash must have been generated by calling VisitedLinkHash().
         virtual bool isLinkVisited(unsigned long long linkHash) = 0;
 
+        // HTML5 DB ------------------------------------------------------------
+
+#if defined(OS_WIN)
+        typedef HANDLE FileType;
+#else
+        typedef int FileType;
+#endif
+
+        // Opens a database file
+        virtual FileType databaseOpenFile(const WebString& fileName, int desiredFlags) = 0;
+
+        // Deletes a database file and returns the error code
+        virtual bool databaseDeleteFile(const WebString& fileName) = 0;
+
+        // Returns the attributes of the given database file
+        virtual long databaseGetFileAttributes(const WebString& fileName) = 0;
+
+        // Returns the size of the given database file
+        virtual long long databaseGetFileSize(const WebString& fileName) = 0;
+
 
         // Message Ports -------------------------------------------------------
 
         // Creates a Message Port Channel.  This can be called on any thread.
         // The returned object should only be used on the thread it was created on.
         virtual WebMessagePortChannel* createMessagePortChannel() = 0;
 
 
         // Network -------------------------------------------------------------
 
@@ skipping 30 matching lines @@
 
         // Returns a blob of data corresponding to the named resource.
         virtual WebData loadResource(const char* name) = 0;
 
         // Returns a localized string resource (with an optional numeric
         // parameter value).
         virtual WebString queryLocalizedString(WebLocalizedString::Name) = 0;
         virtual WebString queryLocalizedString(WebLocalizedString::Name, int numericValue) = 0;
 
 
+        // Sandbox ------------------------------------------------------------
+
+        // In some browsers, a "sandbox" restricts what operations a program
+        // is allowed to preform.  Such operations are typically abstracted out
+        // via this API, but sometimes (like in HTML 5 database opening) WebKit
+        // needs to behave differently based on whether it's restricted or not.
+        // In these cases (and these cases only) you can call this function.
+        // It's OK for this value to be conservitive (i.e. true even if the
+        // sandbox isn't active).
+        virtual bool sandboxEnabled() = 0;
+
+
         // Sudden Termination --------------------------------------------------
 
         // Disable/Enable sudden termination.
         virtual void suddenTerminationChanged(bool enabled) = 0;
 
 
         // System --------------------------------------------------------------
 
         // Returns a value such as "en-US".
         virtual WebString defaultLocale() = 0;
 
         // Wall clock time in seconds since the epoch.
         virtual double currentTime() = 0;
 
         // Delayed work is driven by a shared timer.
         virtual void setSharedTimerFiredFunction(void (*func)()) = 0;
         virtual void setSharedTimerFireTime(double fireTime) = 0;
         virtual void stopSharedTimer() = 0;
 
         // Callable from a background WebKit thread.
         virtual void callOnMainThread(void (*func)()) = 0;
-
-        // HTML5 DB ------------------------------------------------------------
-
-#if defined(OS_WIN)
-typedef HANDLE FileType;
-#else
-typedef int FileType;
-#endif
-
-        // Opens a database file
-        virtual FileType databaseOpenFile(const WebString& fileName, int desiredFlags) = 0;
-
-        // Deletes a database file and returns the error code
-        virtual bool databaseDeleteFile(const WebString& fileName) = 0;
-
-        // Returns the attributes of the given database file
-        virtual long databaseGetFileAttributes(const WebString& fileName) = 0;
-
-        // Returns the size of the given database file
-        virtual long long databaseGetFileSize(const WebString& fileName) = 0;
     };
 
 } // namespace WebKit
 
 #endif