Atomic Authentication Service.

WordPressKit.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name          = "WordPressKit"
-  s.version       = "4.6.0-beta.1"
+  s.version       = "4.6.0-beta.2"
   s.summary       = "WordPressKit offers a clean and simple WordPress.com and WordPress.org API."
 
   s.description   = <<-DESC

WordPressKit.xcodeproj/project.pbxproj

@@ -455,6 +455,9 @@
 		E6C1E8491EF21FC100D139D9 /* is-passwordless-account-no-account-found.json in Resources */ = {isa = PBXBuildFile; fileRef = E6C1E8471EF21FC100D139D9 /* is-passwordless-account-no-account-found.json */; };
 		E6C1E84A1EF21FC100D139D9 /* is-passwordless-account-success.json in Resources */ = {isa = PBXBuildFile; fileRef = E6C1E8481EF21FC100D139D9 /* is-passwordless-account-success.json */; };
 		E6D0EE621F7EF9CE0064D3FC /* AccountServiceRemoteREST+SocialService.swift in Sources */ = {isa = PBXBuildFile; fileRef = E6D0EE611F7EF9CE0064D3FC /* AccountServiceRemoteREST+SocialService.swift */; };
+		F194E1232417ED9F00874408 /* AtomicAuthenticationServiceRemoteTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = F194E1222417ED9F00874408 /* AtomicAuthenticationServiceRemoteTests.swift */; };
+		F194E1252417EE7E00874408 /* atomic-get-auth-cookie-success.json in Resources */ = {isa = PBXBuildFile; fileRef = F194E1242417EE7E00874408 /* atomic-get-auth-cookie-success.json */; };
+		F1BB7806240FB90B0030ADDC /* AtomicAuthenticationServiceRemote.swift in Sources */ = {isa = PBXBuildFile; fileRef = F1BB7805240FB90B0030ADDC /* AtomicAuthenticationServiceRemote.swift */; };
 		FF20AD2220B8471A00082398 /* WordPressKit.podspec in Resources */ = {isa = PBXBuildFile; fileRef = FF20AD2120B8471A00082398 /* WordPressKit.podspec */; };
 		FFE247A720C891D1002DF3A2 /* WordPressComOAuthTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = FFE247A620C891D1002DF3A2 /* WordPressComOAuthTests.swift */; };
 		FFE247AF20C891E6002DF3A2 /* WordPressComOAuthWrongPasswordFail.json in Resources */ = {isa = PBXBuildFile; fileRef = FFE247A820C891E5002DF3A2 /* WordPressComOAuthWrongPasswordFail.json */; };
@@ -943,6 +946,9 @@
 		E6D0EE611F7EF9CE0064D3FC /* AccountServiceRemoteREST+SocialService.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "AccountServiceRemoteREST+SocialService.swift"; sourceTree = "<group>"; };
 		ED05C8FF3E61D93CE5BA527E /* Pods_WordPressKitTests.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = Pods_WordPressKitTests.framework; sourceTree = BUILT_PRODUCTS_DIR; };
 		EFF80A6E6EE37118CB1DA158 /* Pods_WordPressKit.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = Pods_WordPressKit.framework; sourceTree = BUILT_PRODUCTS_DIR; };
+		F194E1222417ED9F00874408 /* AtomicAuthenticationServiceRemoteTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AtomicAuthenticationServiceRemoteTests.swift; sourceTree = "<group>"; };
+		F194E1242417EE7E00874408 /* atomic-get-auth-cookie-success.json */ = {isa = PBXFileReference; lastKnownFileType = text.json; path = "atomic-get-auth-cookie-success.json"; sourceTree = "<group>"; };
+		F1BB7805240FB90B0030ADDC /* AtomicAuthenticationServiceRemote.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AtomicAuthenticationServiceRemote.swift; sourceTree = "<group>"; };
 		FF20AD2120B8471A00082398 /* WordPressKit.podspec */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = WordPressKit.podspec; sourceTree = "<group>"; xcLanguageSpecificationIdentifier = xcode.lang.ruby; };
 		FFE247A620C891D1002DF3A2 /* WordPressComOAuthTests.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = WordPressComOAuthTests.swift; sourceTree = "<group>"; };
 		FFE247A820C891E5002DF3A2 /* WordPressComOAuthWrongPasswordFail.json */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.json; path = WordPressComOAuthWrongPasswordFail.json; sourceTree = "<group>"; };
@@ -1209,6 +1215,7 @@
 				74B335D91F06F3D60053A184 /* WordPressComRestApiTests.swift */,
 				73B3DAD521FBB20D00B2CF18 /* WordPressComRestApiTests+Locale.swift */,
 				74B335DB1F06F4180053A184 /* WordPressOrgXMLRPCApiTests.swift */,
+				F194E1212417ED7E00874408 /* Authentication */,
 				93BD273E1EE732CC002BB00B /* Accounts */,
 				826016FE1F9FD59400533B6C /* Activity */,
 				74B5F0DF1EF82AAB00B411E7 /* Blog */,
@@ -1308,6 +1315,7 @@
 				7403A2E31EF06ED500DED7DC /* AccountSettingsRemote.swift */,
 				826016F01F9FA13A00533B6C /* ActivityServiceRemote.swift */,
 				7397F019220A072500C723F3 /* ActivityServiceRemote_ApiVersion1_0.swift */,
+				F1BB7805240FB90B0030ADDC /* AtomicAuthenticationServiceRemote.swift */,
 				40247DF92120D8E100AE1C3C /* AutomatedTransferService.swift */,
 				82FFBF551F460DD400F4573F /* BlogJetpackSettingsServiceRemote.swift */,
 				74B5F0DB1EF829B800B411E7 /* BlogServiceRemote.h */,
@@ -1482,6 +1490,7 @@
 		93BD27421EE73384002BB00B /* Mock Data */ = {
 			isa = PBXGroup;
 			children = (
+				F194E1242417EE7E00874408 /* atomic-get-auth-cookie-success.json */,
 				40819784221F74B200A298E4 /* stats-post-details.json */,
 				4081977A221F153A00A298E4 /* stats-visits-day.json */,
 				4081977D221F269A00A298E4 /* stats-visits-month.json */,
@@ -1782,6 +1791,14 @@
 			name = Pods;
 			sourceTree = "<group>";
 		};
+		F194E1212417ED7E00874408 /* Authentication */ = {
+			isa = PBXGroup;
+			children = (
+				F194E1222417ED9F00874408 /* AtomicAuthenticationServiceRemoteTests.swift */,
+			);
+			name = Authentication;
+			sourceTree = "<group>";
+		};
 /* End PBXGroup section */
 
 /* Begin PBXHeadersBuildPhase section */
@@ -2045,6 +2062,7 @@
 				E1787DB0200E564B004CB3AF /* timezones.json in Resources */,
 				93BD275E1EE73442002BB00B /* me-bad-json-failure.json in Resources */,
 				FFE247AF20C891E6002DF3A2 /* WordPressComOAuthWrongPasswordFail.json in Resources */,
+				F194E1252417EE7E00874408 /* atomic-get-auth-cookie-success.json in Resources */,
 				731BA83A21DED358000FDFCD /* site-creation-success.json in Resources */,
 				9A2D0B2F225E1245009E585F /* jetpack-service-check-site-success.json in Resources */,
 				829BA4301FACF187003ADEEA /* activity-rewind-status-restore-failure.json in Resources */,
@@ -2319,6 +2337,7 @@
 				40AB1ADA200FED25009B533D /* PluginDirectoryFeedPage.swift in Sources */,
 				436D56352118D85800CEAA33 /* Country.swift in Sources */,
 				74A44DCB1F13C533006CD8F4 /* NotificationSettingsServiceRemote.swift in Sources */,
+				F1BB7806240FB90B0030ADDC /* AtomicAuthenticationServiceRemote.swift in Sources */,
 				404057CE221C38130060250C /* StatsTopVideosTimeIntervalData.swift in Sources */,
 				7E0D64FF22D855700092AD10 /* EditorServiceRemote.swift in Sources */,
 				E182BF6A1FD961810001D850 /* Endpoint.swift in Sources */,
@@ -2403,6 +2422,7 @@
 				9F3E0BAC20873785009CB5BA /* ServiceRequestTest.swift in Sources */,
 				740B23D31F17F6BB00067A2A /* PostServiceRemoteXMLRPCTests.swift in Sources */,
 				93188D221F2264E60028ED4D /* TaxonomyServiceRemoteRESTTests.m in Sources */,
+				F194E1232417ED9F00874408 /* AtomicAuthenticationServiceRemoteTests.swift in Sources */,
 				74FC6F3B1F191BB400112505 /* NotificationSyncServiceRemoteTests.swift in Sources */,
 				731BA83821DECD97000FDFCD /* SiteCreationResponseDecodingTests.swift in Sources */,
 				9A2D0B2B225E0E22009E585F /* JetpackServiceRemoteTests.swift in Sources */,

WordPressKit/AtomicAuthenticationServiceRemote.swift

@@ -0,0 +1,84 @@
+import Foundation
+
+class AtomicAuthenticationServiceRemote: ServiceRemoteWordPressComREST {
+
+    enum ResponseError: Error {
+        case responseIsNotADictionary(response: AnyObject)
+        case decodingFailure(response: [String: AnyObject])
+        case couldNotInstantiateCookie(name: String, value: String, domain: String, path: String, expires: Date)
+    }
+
+    func getAuthCookie(
+        siteID: Int,
+        success: @escaping (_ cookie: HTTPCookie) -> Void,
+        failure: @escaping (Error) -> Void) {
+
+        let endpoint = "sites/\(siteID)/atomic-auth-proxy/read-access-cookies"
+        let path = self.path(forEndpoint: endpoint, withVersion: ._2_0)
+
+        wordPressComRestApi.GET(path,
+                parameters: nil,
+                success: {
+                    responseObject, httpResponse in
+
+                    do {
+                        let settings = try self.cookie(from: responseObject)
+                        success(settings)
+                    } catch {
+                        failure(error)
+                    }
+            },
+                failure: { error, httpResponse in
+                    failure(error)
+        })
+    }
+
+    // MARK: - Result Parsing
+
+    private func date(from expiration: Int) -> Date {
+        return Date(timeIntervalSince1970: TimeInterval(expiration))
+    }
+
+    private func cookie(from responseObject: AnyObject) throws -> HTTPCookie {
+        guard let response = responseObject as? [String: AnyObject] else {
+            let error = ResponseError.responseIsNotADictionary(response: responseObject)
+            DDLogError("❗️Error: \(error)")
+            throw error
+        }
+
+        guard let cookies = response["cookies"] as? [[String: Any]] else {
+            let error = ResponseError.decodingFailure(response: response)
+            DDLogError("❗️Error: \(error)")
+            throw error
+        }
+
+        let cookieDictionary = cookies[0]
+
+        guard let name = cookieDictionary["name"] as? String,
+            let value = cookieDictionary["value"] as? String,
+            let domain = cookieDictionary["domain"] as? String,
+            let path = cookieDictionary["path"] as? String,
+            let expires = cookieDictionary["expires"] as? Int else {
+
+                let error = ResponseError.decodingFailure(response: response)
+                DDLogError("❗️Error: \(error)")
+                throw error
+        }
+
+        let expirationDate = date(from: expires)
+
+        guard let cookie = HTTPCookie(properties: [
+            .name: name,
+            .value: value,
+            .domain: domain,
+            .path: path,
+            .expires: expirationDate,
+        ]) else {
+            let error = ResponseError.couldNotInstantiateCookie(name: name, value: value, domain: domain, path: path, expires: expirationDate)
+            DDLogError("❗️Error: \(error)")
+            throw error
+        }
+
+        return cookie
+    }
+}

WordPressKitTests/AtomicAuthenticationServiceRemoteTests.swift

@@ -0,0 +1,38 @@
+import XCTest
+@testable import WordPressKit
+
+class AtomicAuthenticationServiceRemoteTests: RemoteTestCase, RESTTestable {
+
+    // MARK: - Data
+
+    let testSiteID = 2020
+
+    // MARK: - Endpoints
+
+    let getAuthCookieEndpoint = "sites/2020/atomic-auth-proxy/read-access-cookies"
+
+    // MARK: - Mock Response Filenames
+
+    let getAuthCookieSuccessMockFilename = "atomic-get-auth-cookie-success.json"
+
+    func testGetAuthCookie() {
+        let remote = AtomicAuthenticationServiceRemote(wordPressComRestApi: getRestApi())
+        let expectation = self.expectation(description: "We should get the requested auth cookie.")
+
+        stubRemoteResponse(getAuthCookieEndpoint, filename: getAuthCookieSuccessMockFilename, contentType: .ApplicationJSON)
+
+        remote.getAuthCookie(siteID: testSiteID, success: { cookie in
+            XCTAssertEqual(cookie.name, "name")
+            XCTAssertEqual(cookie.value, "value")
+            XCTAssertEqual(cookie.domain, "someblog.wordpress.com")
+            XCTAssertEqual(cookie.path, "/")
+            XCTAssertEqual(cookie.expiresDate, Date(timeIntervalSince1970: TimeInterval(1583364400)))
+
+            expectation.fulfill()
+        }, failure: { error in
+            XCTFail("❗️ Test failure: \(error)")
+        })
+
+        waitForExpectations(timeout: timeout, handler: nil)
+    }
+}

WordPressKitTests/Mock Data/atomic-get-auth-cookie-success.json

@@ -0,0 +1,12 @@
+{
+  "url": "https://someblog.wordpress.com",
+  "cookies": [
+    {
+      "expires": 1583364400,
+      "path": "/",
+      "domain": "someblog.wordpress.com",
+      "name": "name",
+      "value": "value"
+    }
+  ]
+}