yeet

node_modules/expo-updates/ios/EXUpdates/AppLoader/EXUpdatesEmbeddedAppLoader.m

@@ -0,0 +1,124 @@
+//  Copyright © 2019 650 Industries. All rights reserved.
+
+#import <EXUpdates/EXUpdatesFileDownloader.h>
+#import <EXUpdates/EXUpdatesEmbeddedAppLoader.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+NSString * const EXUpdatesEmbeddedManifestName = @"app";
+NSString * const EXUpdatesEmbeddedManifestType = @"manifest";
+NSString * const EXUpdatesEmbeddedBundleFilename = @"app";
+NSString * const EXUpdatesEmbeddedBundleFileType = @"bundle";
+NSString * const EXUpdatesBareEmbeddedBundleFilename = @"main";
+NSString * const EXUpdatesBareEmbeddedBundleFileType = @"jsbundle";
+
+static NSString * const EXUpdatesEmbeddedAppLoaderErrorDomain = @"EXUpdatesEmbeddedAppLoader";
+
+@implementation EXUpdatesEmbeddedAppLoader
+
++ (nullable EXUpdatesUpdate *)embeddedManifestWithConfig:(EXUpdatesConfig *)config
+                                                database:(nullable EXUpdatesDatabase *)database
+{
+  static EXUpdatesUpdate *embeddedManifest;
+  static dispatch_once_t once;
+  dispatch_once(&once, ^{
+    if (!config.hasEmbeddedUpdate) {
+      embeddedManifest = nil;
+    } else if (!embeddedManifest) {
+      NSString *path = [[NSBundle mainBundle] pathForResource:EXUpdatesEmbeddedManifestName ofType:EXUpdatesEmbeddedManifestType];
+      NSData *manifestData = [NSData dataWithContentsOfFile:path];
+      if (!manifestData) {
+        @throw [NSException exceptionWithName:NSInternalInconsistencyException
+                                       reason:@"The embedded manifest is invalid or could not be read. Make sure you have configured expo-updates correctly in your Xcode Build Phases."
+                                     userInfo:@{}];
+      }
+
+      NSError *err;
+      id manifest = [NSJSONSerialization JSONObjectWithData:manifestData options:kNilOptions error:&err];
+      if (!manifest) {
+        @throw [NSException exceptionWithName:NSInternalInconsistencyException
+                                       reason:@"The embedded manifest is invalid or could not be read. Make sure you have configured expo-updates correctly in your Xcode Build Phases."
+                                     userInfo:@{}];
+      } else {
+        NSAssert([manifest isKindOfClass:[NSDictionary class]], @"embedded manifest should be a valid JSON file");
+        NSMutableDictionary *mutableManifest = [manifest mutableCopy];
+        // automatically verify embedded manifest since it was already codesigned
+        mutableManifest[@"isVerified"] = @(YES);
+        embeddedManifest = [EXUpdatesUpdate updateWithEmbeddedManifest:[mutableManifest copy]
+                                                                config:config
+                                                              database:database];
+        if (!embeddedManifest.updateId) {
+          @throw [NSException exceptionWithName:NSInternalInconsistencyException
+                                         reason:@"The embedded manifest is invalid. Make sure you have configured expo-updates correctly in your Xcode Build Phases."
+                                       userInfo:@{}];
+        }
+      }
+    }
+  });
+  return embeddedManifest;
+}
+
+- (void)loadUpdateFromEmbeddedManifestWithCallback:(EXUpdatesAppLoaderManifestBlock)manifestBlock
+                                           success:(EXUpdatesAppLoaderSuccessBlock)success
+                                             error:(EXUpdatesAppLoaderErrorBlock)error
+{
+  EXUpdatesUpdate *embeddedManifest = [[self class] embeddedManifestWithConfig:self.config
+                                                                      database:self.database];
+  if (embeddedManifest) {
+    self.manifestBlock = manifestBlock;
+    self.successBlock = success;
+    self.errorBlock = error;
+    [self startLoadingFromManifest:embeddedManifest];
+  } else {
+    error([NSError errorWithDomain:EXUpdatesEmbeddedAppLoaderErrorDomain
+                              code:1008
+                          userInfo:@{NSLocalizedDescriptionKey: @"Failed to load embedded manifest. Make sure you have configured expo-updates correctly."}]);
+  }
+}
+
+- (void)downloadAsset:(EXUpdatesAsset *)asset
+{
+  NSURL *destinationUrl = [self.directory URLByAppendingPathComponent:asset.filename];
+
+  dispatch_async([EXUpdatesFileDownloader assetFilesQueue], ^{
+    if ([[NSFileManager defaultManager] fileExistsAtPath:[destinationUrl path]]) {
+      dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
+        [self handleAssetDownloadAlreadyExists:asset];
+      });
+    } else {
+      NSAssert(asset.mainBundleFilename, @"embedded asset mainBundleFilename must be nonnull");
+      NSString *bundlePath = asset.mainBundleDir
+        ? [[NSBundle mainBundle] pathForResource:asset.mainBundleFilename ofType:asset.type inDirectory:asset.mainBundleDir]
+        : [[NSBundle mainBundle] pathForResource:asset.mainBundleFilename ofType:asset.type];
+      NSAssert(bundlePath, @"NSBundle must contain the expected assets");
+
+      if (!bundlePath) {
+        @throw [NSException exceptionWithName:NSInternalInconsistencyException
+                                       reason:[NSString stringWithFormat:@"Could not find the expected embedded asset %@.%@. Check that expo-updates is installed correctly.", asset.mainBundleFilename, asset.type]
+                                     userInfo:nil];
+      }
+
+      NSError *err;
+      if ([[NSFileManager defaultManager] copyItemAtPath:bundlePath toPath:[destinationUrl path] error:&err]) {
+        dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
+          [self handleAssetDownloadWithData:[NSData dataWithContentsOfFile:bundlePath] response:nil asset:asset];
+        });
+      } else {
+        dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
+          [self handleAssetDownloadWithError:err asset:asset];
+        });
+      }
+    }
+  });
+}
+
+- (void)loadUpdateFromUrl:(NSURL *)url
+                  success:(EXUpdatesAppLoaderSuccessBlock)success
+                    error:(EXUpdatesAppLoaderErrorBlock)error
+{
+  @throw [NSException exceptionWithName:NSInternalInconsistencyException reason:@"Should not call EXUpdatesEmbeddedAppLoader#loadUpdateFromUrl" userInfo:nil];
+}
+
+@end
+
+NS_ASSUME_NONNULL_END