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      1 /*
      2  * Copyright (C) 2011 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  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
     14  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
     15  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
     17  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     18  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     19  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     20  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     21  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     22  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
     23  * THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #if ENABLE(DOM_STORAGE)
     27 
     28 #import "WebSecurityOriginInternal.h"
     29 #import "WebStorageManagerPrivate.h"
     30 #import "WebStorageManagerInternal.h"
     31 #import "WebStorageTrackerClient.h"
     32 
     33 #import <WebCore/SecurityOrigin.h>
     34 #import <WebCore/StorageTracker.h>
     35 
     36 using namespace WebCore;
     37 
     38 NSString * const WebStorageDirectoryDefaultsKey = @"WebKitLocalStorageDatabasePathPreferenceKey";
     39 NSString * const WebStorageDidModifyOriginNotification = @"WebStorageDidModifyOriginNotification";
     40 
     41 static NSString *storageDirectoryPath();
     42 
     43 @implementation WebStorageManager
     44 
     45 + (WebStorageManager *)sharedWebStorageManager
     46 {
     47     static WebStorageManager *sharedManager = [[WebStorageManager alloc] init];
     48     return sharedManager;
     49 }
     50 
     51 - (NSArray *)origins
     52 {
     53     Vector<RefPtr<SecurityOrigin> > coreOrigins;
     54 
     55     StorageTracker::tracker().origins(coreOrigins);
     56 
     57     NSMutableArray *webOrigins = [[NSMutableArray alloc] initWithCapacity:coreOrigins.size()];
     58 
     59     for (size_t i = 0; i < coreOrigins.size(); ++i) {
     60         WebSecurityOrigin *webOrigin = [[WebSecurityOrigin alloc] _initWithWebCoreSecurityOrigin:coreOrigins[i].get()];
     61         [webOrigins addObject:webOrigin];
     62         [webOrigin release];
     63     }
     64 
     65     return [webOrigins autorelease];
     66 }
     67 
     68 - (void)deleteAllOrigins
     69 {
     70     StorageTracker::tracker().deleteAllOrigins();
     71 }
     72 
     73 - (void)deleteOrigin:(WebSecurityOrigin *)origin
     74 {
     75     StorageTracker::tracker().deleteOrigin([origin _core]);
     76 }
     77 
     78 - (void)syncLocalStorage
     79 {
     80     StorageTracker::tracker().syncLocalStorage();
     81 }
     82 
     83 - (void)syncFileSystemAndTrackerDatabase
     84 {
     85     StorageTracker::tracker().syncFileSystemAndTrackerDatabase();
     86 }
     87 
     88 static NSString *storageDirectoryPath()
     89 {
     90     NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
     91     NSString *storageDirectory = [defaults objectForKey:WebStorageDirectoryDefaultsKey];
     92     if (!storageDirectory || ![storageDirectory isKindOfClass:[NSString class]])
     93         storageDirectory = @"~/Library/WebKit/LocalStorage";
     94 
     95     return [storageDirectory stringByStandardizingPath];
     96 }
     97 
     98 void WebKitInitializeStorageIfNecessary()
     99 {
    100     static BOOL initialized = NO;
    101     if (initialized)
    102         return;
    103 
    104     StorageTracker::initializeTracker(storageDirectoryPath());
    105 
    106     StorageTracker::tracker().setClient(WebStorageTrackerClient::sharedWebStorageTrackerClient());
    107 
    108     initialized = YES;
    109 }
    110 
    111 @end
    112 
    113 #endif
    114