From f411a6b7f88ef766b330174b56e0d4687a806869 Mon Sep 17 00:00:00 2001
From: Ilya Grechuhin <i.grechuhin@gmail.com>
Date: Thu, 21 Jan 2016 11:41:39 +0300
Subject: [PATCH] [ios] Added redirect to registration.

---
 ...AuthorizationWebViewLoginViewController.mm | 25 +++++++++++++------
 1 file changed, 18 insertions(+), 7 deletions(-)

diff --git a/iphone/Maps/Classes/CustomViews/Login/MWMAuthorizationWebViewLoginViewController.mm b/iphone/Maps/Classes/CustomViews/Login/MWMAuthorizationWebViewLoginViewController.mm
index 55096320cb..dc6ff3e3ff 100644
--- a/iphone/Maps/Classes/CustomViews/Login/MWMAuthorizationWebViewLoginViewController.mm
+++ b/iphone/Maps/Classes/CustomViews/Login/MWMAuthorizationWebViewLoginViewController.mm
@@ -12,7 +12,12 @@ NSString * const kVerifierKey = @"oauth_verifier";
 
 BOOL checkURLHasVerifierKey(NSString * urlString)
 {
-  return !NSEqualRanges([urlString rangeOfString:kVerifierKey], {NSNotFound, 0});
+  return [urlString containsString:kVerifierKey];
+}
+
+BOOL checkURLNeedsReload(NSString * urlString)
+{
+  return [urlString hasSuffix:@"/"] || [urlString containsString:@"/welcome"];
 }
 
 NSString * getVerifier(NSString * urlString)
@@ -157,12 +162,18 @@ NSString * getVerifier(NSString * urlString)
 {
   [self stopSpinner];
   NSString * urlString = webView.request.URL.absoluteString;
-  if (!checkURLHasVerifierKey(urlString))
-    return;
-  webView.hidden = YES;
-  NSString * verifier = getVerifier(urlString);
-  NSAssert(verifier, @"Verifier value is nil");
-  [self checkAuthorization:verifier];
+
+  if (checkURLNeedsReload(urlString))
+  {
+    [self loadAuthorizationPage];
+  }
+  else if (checkURLHasVerifierKey(urlString))
+  {
+    webView.hidden = YES;
+    NSString * verifier = getVerifier(urlString);
+    NSAssert(verifier, @"Verifier value is nil");
+    [self checkAuthorization:verifier];
+  }
 }
 
 - (void)webView:(UIWebView *)webView didFailLoadWithError:(NSError *)error