iPhone Application Development Course

NSURLConnection(Case study)

Mr.Chalermchon SommanaBrightest IDEADate: 9 May 2011

Outline

●Connect URL●Receive Data from URL change to XML Parser●Read XML Parser●Create Class for XML●Present XML Data

Overview

MySQL

PHP

iPhone

Connect URL

XML

Query database

Connect URL

●Case Study web service URL● http://203.185.96.228/sarakham2011/xplog/showFollowLike.php● http://203.185.96.228/sarakham2011/xplog/checkLogin.php

●Create NSURL with string●URLRequest●Connection and set delegate

NSURLConnection delegate

●Start connectiondidReceiveResponse

●Receive data from URLdidReceiveData

●End connectionconnectionDidFinishLoading

●Error reportdidFailWithError

XMLParser delegate

●Start DocumentparserDidStartDocument

●Start ElementdidStartElement

●CharacterfoundCharacters

●End ElementdidEndElement

●End DocumentparserDidEndDocument

XML Structure

http://203.185.96.228/sarakham2011/xplog/showFollowLike.php

<ShowTopi cFol l owLi ke> <t opi c>

<t _i d>14238</ t _i d> <t _t i t l e>ตรอกบ้านจีน</ t _t i t l e> <s t ar >45</ s t ar > <s our ce>0111110952426710112. j pg</ s our ce> <des c>กดดูรายละเอียด</ des c>

</ t opi c> …

</ ShowTopi cFol l owLi ke>

Custom Class: Topic

Topic Class:{NSInteger tid,star;NSString *tTitle,*tSource,*tDesc;

}

Workshop

iPhone Application Development Course

NSURLConnectionContact usBrightest IDEA: http://www.brightest-idea.com

Mr.Chalermchon SommanaBlog: http://adayd3sign.wordpress.comThank you.

Connection Source code

Connection Source code (2)

XMLParser Source code

XMLParser Source code (2)

XMLParser Source code (3)

Topic Class Source code