3. Urnik 09.00 – 10.30 REST JSON odjemalci 10.30 – 11.00 odmor
11.00 – 12.30
avtentikacija
strežniki orodja

4. Songsterr

5. REpresentational State Transfer
arhitektura www
prenosni medij = http
ukazi = http ukazi
podatki = URL + http telo [json,xml]
kontrolne informacije = http header
napake = http status

6. CRUD REST SQL Create POST [PUT] INSERT Read GET SELECT Update
PUT [PATCH]
UPDATE
Delete
DELETE

7. Podatki
URL fizični strežnik + REST strežnik [API] + resource + parametri
/a/ra/ songs/byartists.json ?artists=Queen
ID je lahko del sredstva

8. Http standardi Upoštevanje statusov
301 => preusmeritev
Upoštevanje standardov [http headerji]
Vmesni pomnilniki (cache proxy)
Tip podatkov (accept, content-type)
Nabor znakov (accept-charset)

9. Zakaj REST? Enostavna implementacija Berljivost
http nivo obstaja povsod
IoT
JavaScript
Berljivost
Izraba spletne infrastructure
Strežniki, proxy strežniki, firewalli
Razširjenost strežnikov
Facebook, Twitter, Google, Amazon, Dropbox …

10. Hypermedia as the Engine of Application State
GET /account/12345
<?xml version="1.0"?>
<account>
<account_number>12345</account_number>
<balance currency="usd">100.00</balance>
<link rel="deposit" href=" />
<link rel="withdraw" href=" />
<link rel="transfer" href=" />
<link rel="close" href=" />
</account>

11. Hypermedia as the Engine of Application State
GET /account/12345
<?xml version="1.0"?>
<account>
<account_number>12345</account_number>
<balance currency="usd">-25.00</balance>
<link rel="deposit" href=" />
</account>

12. JavaScript Object Notation
key:value, key:value, …. key:value
{ "person" : {
"id" : 123,
"name" : "Alice",
"age" : Null,
"friends" : [42, 177, 13]
} }

13. JSON in Delphi System.JSON [XE6] REST.Json [XE6]
TJSONValue, TJSONObject, …
REST.Json [XE6]
Tjson.ObjectToJsonString
TJson.JsonToObject

14. Odjemalci http REST Client Library [XE5] DataSnap
ICS, Indy, WinINet, System.Net.HttpClient
REST Client Library [XE5]
REST.Client, REST.HttpClient, REST.Authenticator.* …
DataSnap
TDSRESTConnection
[D10] System.Net.HttpClient

15. JSON → DataSet
TRESTResponseDatasetAdapter

16. Avtentikacija Simple [TSimpleAuthenticator]
GET/POST, nešifrirano
Basic [THTTPBasicAuthenticator]
RFC2617
Header, BASE64
OAuth 1.0a [TOAuth1Authenticator]
gesla se ne prenašajo
zastarel
OAuth2 [TOAuth2Authenticator]
večina »velikih« (Facebook, Google …)

17. OAuth2 odjemalec http spletni strežnik Resource Owner Authorization
An Overview of OAuth2 using the REST Client Components
odjemalec
http
spletni strežnik
1) Authorization Request
Resource
Owner
2) Authorization Grant
3) Authorization Grant
Authorization
Server
4) Access Token
5) Access Token
Resource
Server
6) Protected Resource

18. Strežniki
DataSnap
www
Indy, ICS
ORM
mORMot

19. DataSnap XE Enterprise+ Win32/64 VCL/FireMonkey Odjemalci
RAD Studio: Win32/64, OS X/32, iOS, Android
Proxy: Android, BlackBerry, iOS, Windows Phone
JavaScript: brskalniki, naprave
REST: karkoli

20. DataSet → JSON TDataSetRESTRequestAdapter
github: andrea-magni/TDataSetRESTRequestAdapter

21. Orodja
REST Debugger
XE5, source
Postman
Chrome
Fiddler
.NET 2/4

22. Vprašanja?