adding LocalAuthConfig and oAuthRedirecter

Author: iamjono

Sources/LocalAuthentication/LocalAuthConfig.swift

@@ -0,0 +1,10 @@
+//
+//  LocalAuthConfig.swift
+//  LocalAuthentication
+//
+//  Created by Jonathan Guthrie on 2017-07-14.
+//
+
+public struct LocalAuthConfig {
+	public static var OAuthAppNameScheme = "oauth-swift://oauth-callback/"
+}

Sources/LocalAuthentication/Routing/jsonroutes/JSONHandler.oauthRedirecter.swift

@@ -0,0 +1,28 @@
+//
+//  JSONHandler.oauthRedirecter.swift
+//  LocalAuthentication
+//
+//  Created by Jonathan Guthrie on 2017-07-14.
+//
+
+import PerfectHTTP
+import PerfectHTTPServer
+
+
+extension LocalAuthJSONHandlers {
+
+	/// Helps with OAuth2 redirection for iOS apps
+	public static func oAuthRedirecter(data: [String:Any]) throws -> RequestHandler {
+		return {
+			request, response in
+			var str = [String]()
+			for param in request.params() {
+				str.append("\(param.0)=\(param.1)")
+			}
+			response.status = .movedPermanently
+			response.setHeader(.location, value: "\(LocalAuthConfig.OAuthAppNameScheme)?\(str.joined(separator: "&"))")
+			response.completed()
+		}
+	}
+}
+