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Cache package list and load it on Alcatraz startup
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,31 @@ | ||
| // | ||
| // ATZCache.h | ||
| // | ||
| // Copyright (c) 2014 Marin Usalj | supermar.in | ||
| // | ||
| // Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| // of this software and associated documentation files (the "Software"), to deal | ||
| // in the Software without restriction, including without limitation the rights | ||
| // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| // copies of the Software, and to permit persons to whom the Software is | ||
| // furnished to do so, subject to the following conditions: | ||
| // | ||
| // The above copyright notice and this permission notice shall be included in | ||
| // all copies or substantial portions of the Software. | ||
| // | ||
| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | ||
| // THE SOFTWARE. | ||
|
|
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| #import <Foundation/Foundation.h> | ||
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| @interface ATZCache : NSObject | ||
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| + (NSDictionary *)loadPackagesFromCache; | ||
| + (BOOL)cachePackages:(NSDictionary *)packages; | ||
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| @end |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,76 @@ | ||
| // | ||
| // ATZCache.m | ||
| // | ||
| // Copyright (c) 2014 Marin Usalj | supermar.in | ||
| // | ||
| // Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| // of this software and associated documentation files (the "Software"), to deal | ||
| // in the Software without restriction, including without limitation the rights | ||
| // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| // copies of the Software, and to permit persons to whom the Software is | ||
| // furnished to do so, subject to the following conditions: | ||
| // | ||
| // The above copyright notice and this permission notice shall be included in | ||
| // all copies or substantial portions of the Software. | ||
| // | ||
| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | ||
| // THE SOFTWARE. | ||
|
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| #import "ATZCache.h" | ||
| #import "Alcatraz.h" | ||
|
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| static NSString *const PACKAGES_CACHE_FILENAME = @"packages.plist"; | ||
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| @implementation ATZCache | ||
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| + (NSDictionary *)loadPackagesFromCache { | ||
| return [NSDictionary dictionaryWithContentsOfURL:[self packagesCacheURL]]; | ||
| } | ||
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| + (BOOL)cachePackages:(NSDictionary *)packages { | ||
| NSError *error; | ||
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| BOOL directoryExists = [self createCacheDirectoryIfNeeded:&error]; | ||
| if (!directoryExists) { | ||
| NSLog(@"Error while caching packages: %@", error.localizedDescription); | ||
| return NO; | ||
| } | ||
|
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| NSData *plistData = [NSPropertyListSerialization dataWithPropertyList:packages format:NSPropertyListBinaryFormat_v1_0 options:0 error:&error]; | ||
| if (!plistData) { | ||
| NSLog(@"Error while serializing packages for caching: %@", error.localizedDescription); | ||
| return NO; | ||
| } | ||
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| return [plistData writeToURL:[self packagesCacheURL] atomically:YES]; | ||
| } | ||
|
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| + (NSURL *)cacheDirectoryURL { | ||
| NSURL *mainCacheDirectory = [[[NSFileManager defaultManager] URLsForDirectory:NSCachesDirectory inDomains:NSUserDomainMask] firstObject]; | ||
| NSString *bundleIdentifier = [Alcatraz sharedPlugin].bundle.bundleIdentifier; | ||
| NSURL *cacheDirectory = [mainCacheDirectory URLByAppendingPathComponent:bundleIdentifier]; | ||
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| return cacheDirectory; | ||
| } | ||
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| + (NSURL *)packagesCacheURL { | ||
| return [[self cacheDirectoryURL] URLByAppendingPathComponent:PACKAGES_CACHE_FILENAME]; | ||
| } | ||
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| + (BOOL)createCacheDirectoryIfNeeded:(NSError **)error { | ||
| BOOL created = [[NSFileManager defaultManager] createDirectoryAtURL:[self cacheDirectoryURL] withIntermediateDirectories:YES attributes:nil error:error]; | ||
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| if (!created) { | ||
| NSString *errorDescription = error ? (*error).localizedDescription : nil; | ||
| NSLog(@"Could not find a valid caching directory: %@", errorDescription); | ||
| } | ||
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| return created; | ||
| } | ||
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| @end |