Renamed token to key, creating static var to set the key for all requests.

Author: jturolla

Demo/Classes/SVGeocoderAppAppDelegate.m

@@ -25,6 +25,8 @@ - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(
     // Add the view controller's view to the window and display.
     [self.window addSubview:viewController.view];
     [self.window makeKeyAndVisible];
+    
+    [SVGeocoder setGoogleMapsAPIKey:@"KEY"];
 
     return YES;
 }

SVGeocoder/SVGeocoder.h

@@ -26,18 +26,25 @@ typedef void (^SVGeocoderCompletionHandler)(NSArray *placemarks, NSHTTPURLRespon
 
 @interface SVGeocoder : NSOperation
 
+// Set static Google Maps API Key for all requests.
+// The key will be included in the request if it's
+// not nil.
++ (void)setGoogleMapsAPIKey:(NSString*)key;
+
 + (SVGeocoder*)geocode:(NSString *)address completion:(SVGeocoderCompletionHandler)block;
+
 + (SVGeocoder*)geocode:(NSString *)address region:(CLRegion *)region completion:(SVGeocoderCompletionHandler)block;
 
 + (SVGeocoder*)reverseGeocode:(CLLocationCoordinate2D)coordinate completion:(SVGeocoderCompletionHandler)block;
 
 - (SVGeocoder*)initWithAddress:(NSString *)address completion:(SVGeocoderCompletionHandler)block;
+
 - (SVGeocoder*)initWithAddress:(NSString *)address region:(CLRegion *)region completion:(SVGeocoderCompletionHandler)block;
 
 - (SVGeocoder*)initWithCoordinate:(CLLocationCoordinate2D)coordinate completion:(SVGeocoderCompletionHandler)block;
 
-- (void)setGoogleMapsToken:(NSString*)token;
 - (void)start;
+
 - (void)cancel;
 
 @end

SVGeocoder/SVGeocoder.m

@@ -20,7 +20,7 @@
 };
 
 typedef NSUInteger SVGeocoderState;
-
+static NSString *googleMapsAPIKey;
 
 @interface NSString (URLEncoding)
 - (NSString*)encodedURLParameterString;
@@ -42,9 +42,11 @@ @interface SVGeocoder ()
 - (SVGeocoder*)initWithParameters:(NSMutableDictionary*)parameters completion:(SVGeocoderCompletionHandler)block;
 
 - (void)addParametersToRequest:(NSMutableDictionary*)parameters;
+
 - (void)finish;
 
 - (void)connection:(NSURLConnection *)connection didFailWithError:(NSError *)error;
+
 - (void)callCompletionBlockWithResponse:(id)response error:(NSError *)error;
 
 @end
@@ -102,7 +104,6 @@ - (SVGeocoder*)initWithAddress:(NSString*)address completion:(SVGeocoderCompleti
     return [self initWithParameters:parameters completion:block];
 }
 
-
 - (SVGeocoder*)initWithAddress:(NSString *)address region:(CLRegion *)region completion:(SVGeocoderCompletionHandler)block {
     MKCoordinateRegion coordinateRegion = MKCoordinateRegionMakeWithDistance(region.center, region.radius, region.radius);
     NSMutableDictionary *parameters = [NSMutableDictionary dictionaryWithObjectsAndKeys: 
@@ -116,9 +117,9 @@ - (SVGeocoder*)initWithAddress:(NSString *)address region:(CLRegion *)region com
     return [self initWithParameters:parameters completion:block];
 }
 
-- (void)setGoogleMapsToken:(NSString *)token {
++ (void)setGoogleMapsAPIKey:(NSString *)key {
 
-    [self addParametersToRequest:[@{@"key": token} mutableCopy]];
+    googleMapsAPIKey = [key copy];
 
 }
 
@@ -132,6 +133,11 @@ - (SVGeocoder*)initWithParameters:(NSMutableDictionary*)parameters completion:(S
 
     [parameters setValue:@"true" forKey:@"sensor"];
     [parameters setValue:[NSLocale preferredLanguages][0] forKey:@"language"];
+    
+    if (googleMapsAPIKey) {
+        [parameters setValue:googleMapsAPIKey forKey:@"key"];
+    }
+    
     [self addParametersToRequest:parameters];
 
     self.state = SVGeocoderStateReady;