close() method for closing the browser programmatically

RCTBrowser.h

@@ -1,6 +1,10 @@
 #import "RCTBridgeModule.h"
 #import "RCTConvert.h"
 
+#import "TOWebViewController.h"
+
 @interface RCTBrowser : NSObject <RCTBridgeModule>
 
+@property (nonatomic) TOWebViewController *browser;
+
 @end

RCTBrowser.m

@@ -8,6 +8,14 @@ @implementation RCTBrowser
 
 RCT_EXPORT_METHOD(presentUrl:(NSString *)url withOptions:(NSDictionary *)options) {
 
+    if ([[options objectForKey:@"deleteAllCookies"] isEqual: @(YES)]) {
+        NSHTTPCookieStorage *storage = [NSHTTPCookieStorage sharedHTTPCookieStorage];
+        for (NSHTTPCookie *cookie in [storage cookies]) {
+            [storage deleteCookie:cookie];
+        }
+        [[NSUserDefaults standardUserDefaults] synchronize];
+    }
+
     TOWebViewController *webVC = [[TOWebViewController alloc] initWithURLString:url];
 
     [options enumerateKeysAndObjectsUsingBlock:^(NSString* key, id obj, BOOL *stop) {
@@ -65,6 +73,13 @@ @implementation RCTBrowser
     dispatch_async(dispatch_get_main_queue(), ^{
         [rootVC presentViewController:nav animated:YES completion: nil];
     });
+
+    self.browser = webVC;
+}
+
+RCT_EXPORT_METHOD(close) {
+    UIViewController *rootVC = [[UIApplication sharedApplication] keyWindow].rootViewController;
+    [rootVC dismissViewControllerAnimated:YES completion:nil];
 }
 
 @end

README.md

@@ -1,6 +1,8 @@
 # react-native-browser
 A full-featured web browser module for React Native apps, based on the awesome [TOWebViewController](https://github.com/TimOliver/TOWebViewController)
 
+***Added a close() method to close the browser programatically***
+
 ![TOWebViewController](screenshot.jpg)
 
 ### Installation

index.ios.js

@@ -12,6 +12,9 @@ var RCTBrowserExport = {
   open: function(url, options={}) {
     Browser.presentUrl(url, options);
   },
+  close: function (){
+    Browser.close();
+  }
 };
 
 module.exports = RCTBrowserExport;