swift 4 support

Swifternalization.podspec

@@ -1,10 +1,10 @@
 Pod::Spec.new do |s|
 
   s.name         = "Swifternalization"
-  s.version      = "1.3.2"
+  s.version      = "2.0.0"
   s.summary      = "Swift Framework which helps in localizing apps using JSON files."
 
-  s.homepage     = "https://github.com/tomkowz/Swifternalization"
+  s.homepage     = "https://github.com/hovhannest/Swifternalization"
 
   s.license      = { :type => 'MIT', :file => 'LICENSE' }
 
@@ -13,9 +13,9 @@ Pod::Spec.new do |s|
 
   s.platform     = :ios, '8.0'
 
-  s.source       = { :git => "https://github.com/tomkowz/Swifternalization.git", :tag => "v1.3.2" }
+  s.source       = { :git => "https://github.com/hovhannest/Swifternalization.git", :tag => "v2.0.0" }
 
   s.source_files  = 'Classes', 'Swifternalization/**/*.{swift,h}'
   s.requires_arc = true
 
-end
+end

Swifternalization/Regex.swift

@@ -27,7 +27,7 @@ final class Regex {
         regexp(pattern)?.enumerateMatches(in: str, options: NSRegularExpression.MatchingOptions.reportCompletion, range: range, using: { result, flags, stop in
             if let result = result {
                 if let capturingGroupIdx = capturingGroupIdx, result.numberOfRanges > capturingGroupIdx {
-                    resultString = self.substring(str, range: result.rangeAt(capturingGroupIdx))
+                    resultString = self.substring(str, range: result.range(at: capturingGroupIdx))
                 } else {
                     resultString = self.substring(str, range: result.range)
                 }

Swifternalization/Swifternalization.swift

@@ -25,7 +25,9 @@ localizations.
 Before calling any method that return localized string call `configure:`.
 */
 final public class Swifternalization {
+    private static var _selectedLang: CountryCode = Bundle.main.preferredLocalizations.first! as CountryCode
     /**
+
     Shared instance of Swifternalization used internally.
     */
     private static let sharedInstance = Swifternalization()
@@ -42,7 +44,11 @@ final public class Swifternalization {
     private var configured = false
 
     // MARK: Public Methods
-
+    public class func setLanguage(lng:String)
+    {
+        _selectedLang = lng;
+        Swifternalization.configure()
+    }
     /**
     Call the method to configure Swifternalization.
 
@@ -192,6 +198,7 @@ final public class Swifternalization {
     */
     private func getPreferredLanguage(_ bundle: Bundle) -> CountryCode {
         // Get preferred language, the one which is set on user's device
-        return bundle.preferredLocalizations.first! as CountryCode
+        //return bundle.preferredLocalizations.first! as CountryCode
+        return Swifternalization._selectedLang
     }
 }