Add "log user profiles" debug UI action.

// FREEBIE

Signal/src/Profiles/OWSProfileManager.h

@@ -71,6 +71,9 @@ extern const NSUInteger kOWSProfileManager_MaxAvatarDiameter;
 
 #pragma mark - Other User's Profiles
 
+// This method is for debugging.
+- (void)logUserProfiles;
+
 - (nullable OWSAES256Key *)profileKeyForRecipientId:(NSString *)recipientId;
 
 - (nullable NSString *)profileNameForRecipientId:(NSString *)recipientId;

Signal/src/Profiles/OWSProfileManager.m

@@ -934,6 +934,32 @@ const NSUInteger kOWSProfileManager_MaxAvatarDiameter = 640;
 
 #pragma mark - Other User's Profiles
 
+- (void)logUserProfiles
+{
+    dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
+        @synchronized(self)
+        {
+            DDLogError(@"logUserProfiles: %zd", [self.dbConnection numberOfKeysInCollection:UserProfile.collection]);
+            [self.dbConnection readWithBlock:^(YapDatabaseReadTransaction *transaction) {
+                [transaction
+                    enumerateKeysAndObjectsInCollection:UserProfile.collection
+                                             usingBlock:^(
+                                                 NSString *_Nonnull key, id _Nonnull object, BOOL *_Nonnull stop) {
+                                                 OWSAssert([object isKindOfClass:[UserProfile class]]);
+                                                 UserProfile *userProfile = object;
+                                                 DDLogError(@"\t [%@]: has profile key: %d, has avatar URL: %d, has "
+                                                            @"avatar file: %d, name: %@",
+                                                     userProfile.recipientId,
+                                                     userProfile.profileKey != nil,
+                                                     userProfile.avatarUrlPath != nil,
+                                                     userProfile.avatarFileName != nil,
+                                                     userProfile.profileName);
+                                             }];
+            }];
+        }
+    });
+}
+
 - (void)setProfileKeyData:(NSData *)profileKeyData forRecipientId:(NSString *)recipientId;
 {
     dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{

Signal/src/ViewControllers/DebugUI/DebugUIProfile.swift

@@ -31,15 +31,18 @@ class DebugUIProfile: DebugUIPage {
             OWSTableItem(title: "Log Profile Whitelist") {
                 self.profileManager.logProfileWhitelist()
             },
+            OWSTableItem(title: "Log User Profiles") {
+                self.profileManager.logUserProfiles()
+            },
             OWSTableItem(title: "Regenerate Profile/ProfileKey") {
                 self.profileManager.regenerateLocalProfile()
             },
-            OWSTableItem(title: "Send profile key message.") {
+            OWSTableItem(title: "Send Profile Key Message") {
                 let message = OWSProfileKeyMessage(timestamp: NSDate.ows_millisecondTimeStamp(), in: aThread)
                 self.messageSender.sendPromise(message: message).then {
                     Logger.info("Successfully sent profile key message to thread: \(String(describing: aThread))")
-                }.catch { _ in
-                    owsFail("Failed to send profile key message to thread: \(String(describing: aThread))")
+                    }.catch { _ in
+                        owsFail("Failed to send profile key message to thread: \(String(describing: aThread))")
                 }
             }
         ]