78 lines
2.9 KiB
Mathematica
78 lines
2.9 KiB
Mathematica
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// Copyright © 2019 650 Industries. All rights reserved.
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#import <EXUpdates/EXUpdatesRemoteAppLoader.h>
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#import <EXUpdates/EXUpdatesCrypto.h>
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#import <EXUpdates/EXUpdatesFileDownloader.h>
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NS_ASSUME_NONNULL_BEGIN
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@interface EXUpdatesRemoteAppLoader ()
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@property (nonatomic, strong) EXUpdatesFileDownloader *downloader;
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@end
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static NSString * const EXUpdatesRemoteAppLoaderErrorDomain = @"EXUpdatesRemoteAppLoader";
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@implementation EXUpdatesRemoteAppLoader
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- (instancetype)initWithConfig:(EXUpdatesConfig *)config
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database:(EXUpdatesDatabase *)database
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directory:(NSURL *)directory
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completionQueue:(dispatch_queue_t)completionQueue
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{
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if (self = [super initWithConfig:config database:database directory:directory completionQueue:completionQueue]) {
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_downloader = [[EXUpdatesFileDownloader alloc] initWithUpdatesConfig:self.config];
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}
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return self;
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}
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- (void)loadUpdateFromUrl:(NSURL *)url
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onManifest:(EXUpdatesAppLoaderManifestBlock)manifestBlock
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success:(EXUpdatesAppLoaderSuccessBlock)success
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error:(EXUpdatesAppLoaderErrorBlock)error
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{
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self.manifestBlock = manifestBlock;
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self.successBlock = success;
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self.errorBlock = error;
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[_downloader downloadManifestFromURL:url withDatabase:self.database cacheDirectory:self.directory successBlock:^(EXUpdatesUpdate *update) {
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[self startLoadingFromManifest:update];
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} errorBlock:^(NSError *error, NSURLResponse *response) {
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if (self.errorBlock) {
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self.errorBlock(error);
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}
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}];
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}
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- (void)downloadAsset:(EXUpdatesAsset *)asset
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{
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NSURL *urlOnDisk = [self.directory URLByAppendingPathComponent:asset.filename];
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dispatch_async([EXUpdatesFileDownloader assetFilesQueue], ^{
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if ([[NSFileManager defaultManager] fileExistsAtPath:[urlOnDisk path]]) {
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// file already exists, we don't need to download it again
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dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
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[self handleAssetDownloadAlreadyExists:asset];
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});
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} else {
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if (!asset.url) {
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[self handleAssetDownloadWithError:[NSError errorWithDomain:EXUpdatesRemoteAppLoaderErrorDomain code:1006 userInfo:@{NSLocalizedDescriptionKey: @"Failed to download asset with no URL provided"}] asset:asset];
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return;
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}
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[self->_downloader downloadFileFromURL:asset.url toPath:[urlOnDisk path] successBlock:^(NSData *data, NSURLResponse *response) {
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dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
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[self handleAssetDownloadWithData:data response:response asset:asset];
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});
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} errorBlock:^(NSError *error, NSURLResponse *response) {
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dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
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[self handleAssetDownloadWithError:error asset:asset];
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});
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}];
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}
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});
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}
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@end
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NS_ASSUME_NONNULL_END
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