Fix failed attachment downloads in beta

Signal/src/util/OWSOrphanDataCleaner.m

@@ -214,8 +214,7 @@ typedef void (^OrphanDataBlock)(OWSOrphanData *);
     // a single launch of the app.  Since our "date threshold"
     // for deletion is relative to the current launch time,
     // all temp files currently in use should be safe.
-    NSString *temporaryDirectory = NSTemporaryDirectory();
+    NSArray<NSString *> *_Nullable tempFilePaths = [self getTempFilePaths];
-    NSArray<NSString *> *_Nullable tempFilePaths = [self filePathsInDirectorySafe:temporaryDirectory].allObjects;
     if (!tempFilePaths || !self.isMainAppAndActive) {
         return nil;
     }
@@ -714,6 +713,21 @@ typedef void (^OrphanDataBlock)(OWSOrphanData *);
     return YES;
 }
 
++ (nullable NSArray<NSString *> *)getTempFilePaths
+{
+    NSString *dir1 = NSTemporaryDirectory();
+    NSArray<NSString *> *_Nullable paths1 = [[self filePathsInDirectorySafe:dir1].allObjects mutableCopy];
+
+    NSString *dir2 = OWSFileSystem.accessibleAfterFirstAuthTempDirectoryPath;
+    NSArray<NSString *> *_Nullable paths2 = [[self filePathsInDirectorySafe:dir2].allObjects mutableCopy];
+
+    if (paths1 && paths2) {
+        return [paths1 arrayByAddingObjectsFromArray:paths2];
+    } else {
+        return nil;
+    }
+}
+
 @end
 
 NS_ASSUME_NONNULL_END

SignalServiceKit/src/Messages/Attachments/OWSAttachmentsProcessor.m

@@ -312,7 +312,8 @@ static const CGFloat kAttachmentDownloadProgressTheta = 0.001f;
     const long kMaxDownloadSize = 150 * 1024 * 1024;
     __block BOOL hasCheckedContentLength = NO;
 
-    NSString *tempSubdirPath = [NSTemporaryDirectory() stringByAppendingPathComponent:[NSUUID UUID].UUIDString];
+    NSString *tempSubdirPath = [OWSFileSystem.accessibleAfterFirstAuthTempDirectoryPath
+        stringByAppendingPathComponent:[NSUUID UUID].UUIDString];
     NSString *tempFilePath1 = [tempSubdirPath stringByAppendingPathComponent:[NSUUID UUID].UUIDString];
     NSString *tempFilePath2 = [tempSubdirPath stringByAppendingPathComponent:[NSUUID UUID].UUIDString];
     NSURL *tempFileURL1 = [NSURL fileURLWithPath:tempFilePath1];

SignalServiceKit/src/Util/OWSFileSystem.h

@@ -19,6 +19,8 @@ NS_ASSUME_NONNULL_BEGIN
 
 + (NSString *)appSharedDataDirectoryPath;
 
++ (NSString *)accessibleAfterFirstAuthTempDirectoryPath;
+
 + (NSString *)cachesDirectoryPath;
 
 + (nullable NSError *)renameFilePathUsingRandomExtension:(NSString *)oldFilePath;

SignalServiceKit/src/Util/OWSFileSystem.m

@@ -110,6 +110,15 @@ NS_ASSUME_NONNULL_BEGIN
     return CurrentAppContext().appSharedDataDirectoryPath;
 }
 
++ (NSString *)accessibleAfterFirstAuthTempDirectoryPath
+{
+    NSString *const dirName = @"accessibleAfterFirstAuthTmp";
+    NSString *const dirPath = [[self appDocumentDirectoryPath] stringByAppendingPathComponent:dirName];
+    BOOL ok = [self ensureDirectoryExists:dirPath];
+    OWSAssert(ok);
+    return dirPath;
+}
+
 + (NSString *)cachesDirectoryPath
 {
     NSArray<NSString *> *paths = NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES);