Backend as a Service: Parse - Moriconi

ROME 11-12 april 2014ROME 11-12 april 2014
Backend as a Service: Parse
maurizio.moriconi@mobilesoft.it
Maurizio Moriconi

ROME 11-12 april 2014 - Maurizio Moriconi
Maurizio Moriconi
2
• CTO @ Mobilesoft
• Mobile Developer
• Co-founder
• Main Developer
http://www.facebook.com/maurizio.moriconi
http://www.linkedin.com/in/bugman
@bugman79
- Maurizio Moriconi

Develop an app
Push Notification
Analytics
User management
Social integration
Shared data
Web Hosting
Database hosting
3

Challenges
!
• Time
• Skill
• Scalability
• Cost
4

Backend as a Service (Baas)
• MBaaS (mobile backend as a service)
!
• Link application to backend cloud storage
• Custom software development kit (SDK)
• Custom application programming interfaces (APIs)
!
Global Market
• $216.5 million in 2012
• $7.7 billion by 2017
5

Baas Service
• Custom objects
• model, relationships and store/retrieve from central databases
• File storage
• images, large documents, association with a custom object
• Geolocation
• query object near a certain location
• Users
• creation, integration with Facebook/Twitter, ACL for objects
• Push notifications
• single way to push many platforms
6

Some examples
7

8

One backend to rule them all
9

Parse pricing
10
BASIC PRO ENTERPRISE
free $199 per month ask
Requests 
1 Million/month
Requests 
15 Million/month
Custom
Pushes 
1 Million/month
Pushes 
5 Million/month
Custom
File Storage 
1 GB
File Storage 
10 GB
Custom
App open metrics
1 concurrent background jobs
!
2 App collaborator 
Advanced Push Targeting 
Push Scheduling 
…
Phone support 
Enterprise SLA
Individual Push opens
metrics 
…

11
Parse Services

Parse Core
!
• Parse Dashboard
• Save data in the cloud
• Make your app social
• Run custom app code in the Parse Cloud
• Background jobs
12

Parse Push
!
• Push for:
• iOS, Android, Windows, Windows Phone
• Send notification via:
• web console, REST API, client SDKs !!!
• Advanced targeting (PRO, ENTERPRISE)
• Advanced scheduling (PRO, ENTERPRISE)
!
! 13

Parse Analytics
• Measure App usage
• Optimize Push Campaign
• Track Custom Analytics
• Powerful Dashboard
14

Let’s start!
15

1 - Sign up for Parse
16

2 - Create your first app
17

3 - Dashboard
18

Setup SDK on iOS
• Download SDK
• Latest version 1.2.18
• Support Xcode (5.0+) iOS 5.0 or higher
19

Connect you app to Parse
20

Data Browser
21

Parse Object
• Contains key-valued pairs of JSON-compatible
data
• This data is schema-less
• Each Parse Object has a class name
!
PFObject in iOS
• ParseObject in Android/Windows
22

Save an object
23
Auto generate Class!!!

Save an object
24

Special Class Name
• User
• for authentication, log in, sign up and more
• Installation
• store push notification subscriptions for each device
• Role
• to specify groups of users with shared permissions
• Product
• stores your in-app product data
25

Data Types
26

Some features
!
Saving objects offline
!
!
!
!
!
Relational Data
27

Some features
28
!
!
!
!
!
!
Queries
!
!
!
!
!

User
• specialized user class called PFUser in iOS
• several properties
• username (required)
• password (required on signup)
• email (optional)
• basic functionality:
• sign up
• login
• email verification
29

Signing up
30

Loggin in
31

PFLogInViewController
• Manage Login via
PFLogInViewControllerDelegate
!
- (BOOL)logInViewController:(PFLogInViewController
*)logInController shouldBeginLogInWithUsername:
(NSString *)username password:(NSString *)password;
!
- (void)logInViewController:(PFLogInViewController
*)logInController didLogInUser:(PFUser *)user;
!
- (void)logInViewController:(PFLogInViewController
*)logInController didFailToLogInWithError:(NSError
*)error;
!
- (void)logInViewControllerDidCancelLogIn:
(PFLogInViewController *)logInController;
32

PFSignUpViewController
33
• Manage Sign up via
PFSignUpViewControllerDelegate
!
- (BOOL)signUpViewController:
(PFSignUpViewController *)signUpController
shouldBeginSignUp:(NSDictionary *)info;
!
- (void)signUpViewController:
didSignUpUser:(PFUser *)user;
!
- (void)signUpViewController:
didFailToSignUpWithError:(NSError *)error;
!
- (void)signUpViewControllerDidCancelSignUp:
(PFSignUpViewController *)signUpController;

Facebook / Twitter integration
34

Facebook
• Setup FB application on developer.facebook.com
• Add App ID and App Secret on Parse settings
• Setup application follow https://developers.facebook.com/docs/ios/getting-
started
• Adding this line on application:didFinishLaunchingWithOptions
!
• Add also: 
35

Facebook
// Create the log in view controller
PFLogInViewController *logInViewController = [[PFLogInViewController alloc]
init];
[logInViewController setFacebookPermissions:[NSArray
arrayWithObjects:@"friends_about_me", nil]];
!
[logInViewController setFields: PFLogInFieldsTwitter | PFLogInFieldsFacebook |
PFLogInFieldsDismissButton];
36

User
37

Facebook / Twitter integration
• Login
• Sign up
• Linking existing PFUser to Twitter/Facebook
• Unlinking existing PFUser to Twitter/Facebook
• After authentication is possible to use:
• Query Graph on Facebook
• Twitter API on Twitter
38

• A bit of logic that running in the Cloud
• Javascript SDK (same for apps)
• You don't have to wait for a new release of
your application
• Schedule jobs
• Cloud Modules for integrate your Parse app
with third-party services and libraries
39

Cloud Code
curl -s https://www.parse.com/downloads/cloud_code/installer.sh | sudo /bin/bash
40
• Install the command line tool
• Create new project
$ parse new MyCloudCode
Email: ninja@gmail.com
Password:
1:MyApp
Select an App: 1
$ cd MyCloudCode
• A simple function in cloud/main.js
Parse.Cloud.define("hello", function(request, response) {
response.success("Hello world!");
});

Cloud Code
41
$ parse deploy
• Deploy
• Run function on iOS
[PFCloud callFunctionInBackground:@"hello"
withParameters:@{}
block:^(NSString *result, NSError *error) {
if (!error) {
// result is @"Hello world!"
}
}];
• Response
{
"result": "Hello world!"
}

Cloud Code
42

Web hosting
43
/public
index.html
Cloud Parse PRJ

and now?
44
Parse Analytics
File storage
Push notifications Data relations
Users ACL
Geopoint
File storage
In-app purchase
Web hosting
Query
Email-verification

Thank You!
45
Backend as a Service:

Backend as a Service: Parse - Moriconi

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