Dropbox authentication with OAuth2 implemented

FMC Planner 2.xcodeproj/project.pbxproj

@@ -16,6 +16,7 @@
 		E22EE9DC1C9DB7B3001F5BC0 /* Assets.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = E22EE9DB1C9DB7B3001F5BC0 /* Assets.xcassets */; };
 		E22EE9EA1C9DB7B4001F5BC0 /* FMC_Planner_2Tests.m in Sources */ = {isa = PBXBuildFile; fileRef = E22EE9E91C9DB7B4001F5BC0 /* FMC_Planner_2Tests.m */; };
 		E22EE9F51C9DB7B4001F5BC0 /* FMC_Planner_2UITests.m in Sources */ = {isa = PBXBuildFile; fileRef = E22EE9F41C9DB7B4001F5BC0 /* FMC_Planner_2UITests.m */; };
+		E2549C761CAB2D3F00562602 /* DropboxV2ObjC.m in Sources */ = {isa = PBXBuildFile; fileRef = E2549C751CAB2D3F00562602 /* DropboxV2ObjC.m */; };
 		E2763C721CA6C8AE001E4EDA /* LSKs.plist in Resources */ = {isa = PBXBuildFile; fileRef = E2763C711CA6C8AE001E4EDA /* LSKs.plist */; };
 		E2763C751CA6E777001E4EDA /* ViewControllerServiceMenu.m in Sources */ = {isa = PBXBuildFile; fileRef = E2763C741CA6E777001E4EDA /* ViewControllerServiceMenu.m */; };
 		E280F3A41CA7C71500DF2A05 /* TableViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = E280F3A31CA7C71500DF2A05 /* TableViewController.m */; };
@@ -64,6 +65,8 @@
 		E22EE9F01C9DB7B4001F5BC0 /* FMC Planner 2UITests.xctest */ = {isa = PBXFileReference; explicitFileType = wrapper.cfbundle; includeInIndex = 0; path = "FMC Planner 2UITests.xctest"; sourceTree = BUILT_PRODUCTS_DIR; };
 		E22EE9F41C9DB7B4001F5BC0 /* FMC_Planner_2UITests.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = FMC_Planner_2UITests.m; sourceTree = "<group>"; };
 		E22EE9F61C9DB7B4001F5BC0 /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
+		E2549C741CAB2D3F00562602 /* DropboxV2ObjC.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = DropboxV2ObjC.h; sourceTree = "<group>"; };
+		E2549C751CAB2D3F00562602 /* DropboxV2ObjC.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = DropboxV2ObjC.m; sourceTree = "<group>"; };
 		E2763C711CA6C8AE001E4EDA /* LSKs.plist */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.plist.xml; path = LSKs.plist; sourceTree = "<group>"; };
 		E2763C731CA6E777001E4EDA /* ViewControllerServiceMenu.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ViewControllerServiceMenu.h; sourceTree = "<group>"; };
 		E2763C741CA6E777001E4EDA /* ViewControllerServiceMenu.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = ViewControllerServiceMenu.m; sourceTree = "<group>"; };
@@ -170,6 +173,8 @@
 			children = (
 				E2A9270C1CA2FD6D00606E07 /* Implementation */,
 				E2A9270B1CA2FD6000606E07 /* Header */,
+				E2549C741CAB2D3F00562602 /* DropboxV2ObjC.h */,
+				E2549C751CAB2D3F00562602 /* DropboxV2ObjC.m */,
 			);
 			name = ViewControllers;
 			sourceTree = "<group>";
@@ -376,6 +381,7 @@
 			files = (
 				E22EE9D71C9DB7B3001F5BC0 /* ViewController.m in Sources */,
 				E22EE9D41C9DB7B3001F5BC0 /* AppDelegate.m in Sources */,
+				E2549C761CAB2D3F00562602 /* DropboxV2ObjC.m in Sources */,
 				E22EE9D11C9DB7B3001F5BC0 /* main.m in Sources */,
 				E2A927161CA30CEE00606E07 /* SharedDeclerations.m in Sources */,
 				E227C7831C9F42AB00DE0CA4 /* ViewControllerKeyboard.m in Sources */,

FMC Planner 2.xcodeproj/xcuserdata/Kili2.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist

@@ -2,4 +2,22 @@
 <Bucket
    type = "1"
    version = "2.0">
+   <Breakpoints>
+      <BreakpointProxy
+         BreakpointExtensionID = "Xcode.Breakpoint.FileBreakpoint">
+         <BreakpointContent
+            shouldBeEnabled = "Yes"
+            ignoreCount = "0"
+            continueAfterRunningActions = "No"
+            filePath = "FMC Planner 2/DropboxV2ObjC.m"
+            timestampString = "480986473.401724"
+            startingColumnNumber = "9223372036854775807"
+            endingColumnNumber = "9223372036854775807"
+            startingLineNumber = "20"
+            endingLineNumber = "20"
+            landmarkName = "-authorizeUserWithToke:"
+            landmarkType = "5">
+         </BreakpointContent>
+      </BreakpointProxy>
+   </Breakpoints>
 </Bucket>

FMC Planner 2/AppDelegate.h

@@ -6,10 +6,12 @@
 //  Copyright © 2016 Kilian Hofmann. All rights reserved.
 //
 
+#import "DropboxV2ObjC.h"
 #import <UIKit/UIKit.h>
 
 @interface AppDelegate : UIResponder <UIApplicationDelegate>
 
 @property(strong, nonatomic) UIWindow *window;
+@property(strong, nonatomic) DropboxV2ObjC *dbClient;
 
 @end

FMC Planner 2/AppDelegate.m

@@ -13,6 +13,7 @@
 - (BOOL)application:(UIApplication *)application
     didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
     // Override point for customization after application launch.
+    _dbClient = [[DropboxV2ObjC alloc] init];
     return YES;
 }
 
@@ -50,4 +51,11 @@
     // appropriate. See also applicationDidEnterBackground:.
 }
 
+- (BOOL)application:(UIApplication *)application handleOpenURL:(NSURL *)url {
+    // Display text
+    [_dbClient authorizeUserWithToke:url];
+
+    return YES;
+}
+
 @end

FMC Planner 2/Base.lproj/Main.storyboard

@@ -89,6 +89,9 @@
                                     <constraint firstAttribute="width" constant="147" id="30a-wW-H5A"/>
                                 </constraints>
                                 <state key="normal" title="Connect to Dropbox"/>
+                                <connections>
+                                    <action selector="dbConnect:" destination="NBp-hT-qnu" eventType="touchUpInside" id="Sjs-Vk-aFg"/>
+                                </connections>
                             </button>
                             <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="n9p-C2-IND">
                                 <rect key="frame" x="91" y="110" width="138" height="30"/>
@@ -1047,6 +1050,6 @@
         <image name="triFlip" width="15" height="21"/>
     </resources>
     <inferredMetricsTieBreakers>
-        <segue reference="PbX-LR-FGE"/>
+        <segue reference="Thn-Z7-qri"/>
     </inferredMetricsTieBreakers>
 </document>

FMC Planner 2/DropboxV2ObjC.h

@@ -0,0 +1,21 @@
+//
+//  DropboxV2ObjC.h
+//  FMC Planner 2
+//
+//  Created by Kilian Hofmann on 29.03.16.
+//  Copyright © 2016 Kilian Hofmann. All rights reserved.
+//
+
+#import <Foundation/Foundation.h>
+
+@interface DropboxV2ObjC : NSObject
+
+@property(strong, nonatomic) NSString *token;
+@property(strong, nonatomic) NSString *rootDirectory;
+
+- (BOOL)authorizeUserWithToke:(NSURL *)token;
+- (NSData *)downloadFromDropbox;
+- (void)uploadToDropbox:(NSData *)data;
+- (NSArray *)contentsOfPath:(NSString *)path;
+
+@end

FMC Planner 2/DropboxV2ObjC.m

@@ -0,0 +1,35 @@
+//
+//  DropboxV2ObjC.m
+//  FMC Planner 2
+//
+//  Created by Kilian Hofmann on 29.03.16.
+//  Copyright © 2016 Kilian Hofmann. All rights reserved.
+//
+
+#import "DropboxV2ObjC.h"
+
+@implementation DropboxV2ObjC
+
+- (DropboxV2ObjC *)init {
+    self = [super init];
+    self.rootDirectory = @"/Apps/FMC Planner 2/";
+    return self;
+}
+
+- (BOOL)authorizeUserWithToke:(NSURL *)token {
+    NSScanner *scan = [NSScanner scannerWithString:[token absoluteString]];
+    NSString *error = [[NSString alloc] init];
+    [scan scanUpToString:@"&error=" intoString:&error];
+    if (![error isEqualToString:[token absoluteString]]) {
+        return false;
+    }
+
+    // No error, refine token
+    NSString *tokenUnrefined = [[NSString alloc] init];
+    [scan scanUpToString:@"&" intoString:&tokenUnrefined];
+    NSString *tokenRefined = [tokenUnrefined substringFromIndex:21];
+    _token = tokenRefined;
+    return true;
+}
+
+@end

FMC Planner 2/Info.plist

@@ -18,8 +18,23 @@
 	<string>1.0 DEV</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
+	<key>CFBundleURLTypes</key>
+	<array>
+		<dict>
+			<key>CFBundleURLSchemes</key>
+			<array>
+				<string>x-fmc</string>
+			</array>
+			<key>CFBundleURLName</key>
+			<string>com.weebly.alikja.fmc-planner-2</string>
+		</dict>
+	</array>
 	<key>CFBundleVersion</key>
 	<string>1</string>
+	<key>LSApplicationQueriesSchemes</key>
+	<array>
+		<string>dbapi-2</string>
+	</array>
 	<key>LSRequiresIPhoneOS</key>
 	<true/>
 	<key>UILaunchStoryboardName</key>
@@ -40,8 +55,6 @@
 	<array>
 		<string>UIInterfaceOrientationPortrait</string>
 		<string>UIInterfaceOrientationPortraitUpsideDown</string>
-		<string>UIInterfaceOrientationLandscapeLeft</string>
-		<string>UIInterfaceOrientationLandscapeRight</string>
 	</array>
 </dict>
 </plist>

FMC Planner 2/TableViewController.m

@@ -60,7 +60,6 @@
                                                                        .row]]];
         cell.textLabel.text = [data valueForKey:@"MENU@LSKR1"];
     }
-
     return cell;
 }
 

FMC Planner 2/ViewControllerServiceMenu.h

@@ -6,6 +6,8 @@
 //  Copyright © 2016 Kilian Hofmann. All rights reserved.
 //
 
+#import "AppDelegate.h"
+#import "DropboxV2ObjC.h"
 #import "SharedDeclerations.h"
 #import "TableViewController.h"
 #import "ViewController.h"
@@ -15,4 +17,6 @@
 
 @property(strong, nonatomic) ViewController *main;
 
+- (IBAction)dbConnect:(UIButton *)sender;
+
 @end

FMC Planner 2/ViewControllerServiceMenu.m

@@ -5,7 +5,6 @@
 //  Created by Kilian Hofmann on 26.03.16.
 //  Copyright © 2016 Kilian Hofmann. All rights reserved.
 //
-
 #import "ViewControllerServiceMenu.h"
 
 @implementation ViewControllerServiceMenu
@@ -30,4 +29,21 @@
     ((TableViewController *)[segue destinationViewController]).main = _main;
 }
 
+- (IBAction)dbConnect:(UIButton *)sender {
+    DropboxV2ObjC *db_client =
+        ((AppDelegate *)[[UIApplication sharedApplication] delegate]).dbClient;
+    UIViewController *webController = [[UIViewController alloc] init];
+    webController.title = @"Dropbox";
+    UIWebView *web = [[UIWebView alloc] initWithFrame:webController.view.frame];
+    [webController.view addSubview:web];
+    [self.navigationController pushViewController:webController animated:YES];
+    [web loadRequest:
+             [NSURLRequest
+                 requestWithURL:
+                     [NSURL URLWithString:@"https://dropbox.com/1/oauth2/"
+                                          @"authorize?response_type=token&"
+                                          @"client_id=7q5bwtmi2h2iszh&redirect_"
+                                          @"uri=x-fmc:/"]]];
+}
+
 @end

FMC Planner 2/main.m

@@ -6,11 +6,12 @@
 //  Copyright © 2016 Kilian Hofmann. All rights reserved.
 //
 
-#import <UIKit/UIKit.h>
 #import "AppDelegate.h"
+#import <UIKit/UIKit.h>
 
-int main(int argc, char * argv[]) {
+int main(int argc, char *argv[]) {
     @autoreleasepool {
-        return UIApplicationMain(argc, argv, nil, NSStringFromClass([AppDelegate class]));
+        return UIApplicationMain(argc, argv, nil,
+                                 NSStringFromClass([AppDelegate class]));
     }
 }