Exposing reachability status on METDDPClient

Author: tonyxiao

Meteor/METDDPClient.h

@@ -63,6 +63,7 @@ typedef void (^METLogOutCompletionHandler)(NSError *error);
 - (void)connect;
 - (void)disconnect;
 
+@property (assign, nonatomic, readonly, getter=isNetworkReachable) BOOL networkReachable;
 @property (assign, nonatomic, readonly, getter=isConnected) BOOL connected;
 @property (assign, nonatomic, readonly) METDDPConnectionStatus connectionStatus;
 @property (copy, nonatomic) METAccount *account;
@@ -91,6 +92,8 @@ typedef void (^METLogOutCompletionHandler)(NSError *error);
 
 @optional
 
+- (void)client:(METDDPClient *)client reachabilityStatusDidChange:(BOOL)reachable;
+
 // General info and connection status
 - (void)clientWillConnect:(METDDPClient *)client;
 - (void)clientWillDisconnect:(METDDPClient *)client;

Meteor/METDDPClient.m

@@ -179,6 +179,12 @@ - (void)setConnectionStatus:(METDDPConnectionStatus)connectionStatus {
   }
 }
 
+- (BOOL)isNetworkReachable {
+    @synchronized(self) {
+        return _networkReachabilityManager.reachabilityStatus == METNetworkReachabilityStatusReachable;
+    }
+}
+
 - (BOOL)isConnected {
   @synchronized(self) {
     return _connectionStatus == METDDPConnectionStatusConnected;
@@ -285,6 +291,9 @@ - (void)networkReachabilityManager:(METNetworkReachabilityManager *)reachability
   if (reachabilityStatus == METNetworkReachabilityStatusReachable && [UIApplication sharedApplication].applicationState != UIApplicationStateBackground) {
     [self connect];
   }
+  if ([_delegate respondsToSelector:@selector(client:reachabilityStatusDidChange:)]) {
+    [_delegate client:self reachabilityStatusDidChange:reachabilityStatus == METNetworkReachabilityStatusReachable];
+  }
 }
 
 #pragma mark - Message Handling