//
// WeatherReportViewController.m
// WeatherReport
//
// Created by a a on 10-7-22.
// Copyright a 2010. All rights reserved.
//
//#import "WeatherLoadViewController.h"
#import "WeatherReportViewController.h"
static NSString *const urlAddr = @"http://www.webxml.com.cn/WebServices/WeatherWebService.asmx"; //連接配接位址
@implementation WeatherReportViewController
@synthesize city;
@synthesize hlTemperature;
@synthesize weather;
@synthesize windyDirection;
@synthesize tempString;
@synthesize weatherImageView1;
@synthesize weatherImageView2;
@synthesize currentWeather;
@synthesize timeLabel;
@synthesize tomorrowWeather;
@synthesize tomorrowTemperature;
@synthesize tomorrowWindy;
@synthesize tomorrowImage1;
@synthesize tomorrowImage2;
@synthesize afterTomorrowWeather;
@synthesize afterTomorrowtemperature;
@synthesize afterTomorrowWindy;
@synthesize afterTomorrowImage1;
@synthesize afterTomorrowImage2;
@synthesize weatherQueryField;
@synthesize downloadView;
@synthesize activityindicator;
// Implement viewDidLoad to do additional setup after loading the view, typically from a nib.
- (void)viewDidLoad {
[super viewDidLoad];
[activityindicator startAnimating];
NSLog(@"updateWeather");
[self connectionWebService];
}
//連接配接伺服器
- (void) connectionWebService {
weatherData = [[NSMutableData alloc] init];
NSMutableString *soapMessage =[[NSMutableString alloc] init];
soapMessage = [NSMutableString stringWithFormat:
@"<?xml version=/"1.0/" encoding=/"utf-8/"?>/n"
"<soap:Envelope xmlns:xsi=/"http://www.w3.org/2001/XMLSchema-instance/" xmlns:xsd=/"http://www.w3.org/2001/XMLSchema/" xmlns:soap=/"http://schemas.xmlsoap.org/soap/envelope//">/n"
"<soap:Body>/n"
"<getWeatherbyCityName xmlns=/"http://WebXml.com.cn//">/n"
"<theCityName>%@</theCityName>/n"
"</getWeatherbyCityName>/n"
"</soap:Body>/n"
"</soap:Envelope>/n",self.queryWeather];
//建立連接配接
NSURL *url = [NSURL URLWithString:urlAddr];
NSMutableURLRequest *theRequest = [NSMutableURLRequest requestWithURL:url];
NSString *soapmLength = [NSString stringWithFormat: @"%d", [soapMessage length]];
//post方式送出資料
[theRequest addValue: @"text/xml;charset=utf-8" forHTTPHeaderField:@"Content-Type"];
[theRequest addValue: @"http://WebXml.com.cn/getWeatherbyCityName" forHTTPHeaderField:@"SOAPACtion"];
[theRequest addValue: soapmLength forHTTPHeaderField: @"Content-Length"];
[theRequest setHTTPMethod: @"POST"];
[theRequest setHTTPBody: [soapMessage dataUsingEncoding:NSUTF8StringEncoding]];
//[soapMessage release];
//NSURLConnection于伺服器互動
NSURLConnection *connection = [[NSURLConnection alloc] initWithRequest: theRequest
delegate:self];
[connection release];
NSLog(@"%d", [weatherData retainCount]);
NSLog(@"%d", [soapMessage retainCount]);
}
//給NSXMLParser指派函數，開始解析xml
- (void) startParsingWeather {
NSLog(@"startParsingWeather");
NSXMLParser *parser = [[NSXMLParser alloc] initWithData:weatherData];
[parser setDelegate:self];
[parser setShouldProcessNamespaces:YES];
[parser setShouldResolveExternalEntities: YES];
NSError *parseError = [parser parserError] ;
//parseError = [parser parserError];
if (parseError) {
NSLog(@"parser parserError");
}
[parser parse];
[parser release];
}
#pragma mark NSURLConnection
//收到伺服器回答
- (void) connection:(NSURLConnection*) conneciton
didReceiveResponse:(NSURLResponse*) response {
NSLog(@"connection:didReceiveResponse:");
}
//接收資料
- (void) connection: (NSURLConnection*) conneciton
didReceiveData: (NSData*) data {
NSLog(@"connection:didReceiveData:");
[weatherData appendData: data];
}
//完成資料下載下傳
- (void) connectionDidFinishLoading: (NSURLConnection*) conneciton {
NSLog(@"connectionDidFinishLoading:");
[self startParsingWeather];
}
//錯誤處理
- (void) conneciton: (NSURLConnection*) conneciton
didFailWithError:(NSError*) error {
NSLog(@"conneciton:didFailWithError:");
UIAlertView *errorAlert = [[UIAlertView alloc]
initWithTitle:[error localizedDescription]
message:[error localizedFailureReason]
delegate:nil cancelButtonTitle:@"OK"
otherButtonTitles:nil];
[errorAlert show];
[errorAlert release];
}
#pragma mark NSXMLParser
//初始化數組
- (void) parserDidStartDocument: (NSXMLParser*) parser {
NSLog(@"parserDidStartDocument");
weatherArray = [[NSMutableArray alloc] init];
}
//紀錄元素開始标簽，并出始化臨時數組
- (void)parser:(NSXMLParser *)parser
didStartElement:(NSString *)elementName
namespaceURI:(NSString *)namespaceURI
qualifiedName:(NSString *)qualifiedName
attributes:(NSDictionary *)attributeDict {
if([elementName isEqualToString:@"string"]) {
if(!tempString) {
tempString = [[NSMutableString alloc] init];
}
}
}
//提取XML标簽中的元素，反複取多次
- (void) parser: (NSXMLParser*) parser
foundCharacters:(NSString*) string {
NSLog(@"parser: foundCharacters:");
if(tempString) {
[tempString appendString:string];
}
}
//紀錄元素結尾标簽，并把臨時數組中的元素存到字元串數組中
- (void)parser:(NSXMLParser *)parser
didEndElement:(NSString *)elementName
namespaceURI:(NSString *)namespaceURI
qualifiedName:(NSString *)qName {
if([elementName isEqualToString:@"string"])
{
[weatherArray addObject: tempString];
[tempString release];
tempString = nil;
}
}
//結束分析，調用顯示函數
- (void) parserDidEndDocument: (NSXMLParser*) parser {
NSLog(@" parserDidEndDocument:");
NSLog(@"%@",[weatherArray objectAtIndex:0]);
[self displayView];
}
#pragma mark displayView
//顯示界面函數
- (void) displayView {
[activityindicator stopAnimating];
city.text = [weatherArray objectAtIndex:1];
hlTemperature.text = [weatherArray objectAtIndex:5];
weather.text = [weatherArray objectAtIndex:6];
windyDirection.text = [weatherArray objectAtIndex:7];
weatherImageView1.image = [UIImage imageNamed:[NSMutableString stringWithFormat:@"b_%@",[weatherArray objectAtIndex:8]]];
weatherImageView2.image = [UIImage imageNamed:[NSMutableString stringWithFormat:@"b_%@",[weatherArray objectAtIndex:9]]];
currentWeather.font = [UIFont fontWithName: @"Arial" size: 14.0];
currentWeather.lineBreakMode = UILineBreakModeWordWrap;
currentWeather.numberOfLines = 0;
currentWeather.text = [weatherArray objectAtIndex:10];
tomorrowTemperature.text = [weatherArray objectAtIndex:12];
tomorrowWeather.text = [weatherArray objectAtIndex:13];
tomorrowWindy.text = [weatherArray objectAtIndex:14];
tomorrowImage1.image = [UIImage imageNamed:[weatherArray objectAtIndex:15]];
tomorrowImage2.image = [UIImage imageNamed:[weatherArray objectAtIndex:16]];
afterTomorrowtemperature.text = [weatherArray objectAtIndex:17];
afterTomorrowWeather.text = [weatherArray objectAtIndex:18];
afterTomorrowWindy.text = [weatherArray objectAtIndex:19];
afterTomorrowImage1.image = [UIImage imageNamed:[weatherArray objectAtIndex:20]];
afterTomorrowImage2.image = [UIImage imageNamed:[weatherArray objectAtIndex:21]];
timeLabel.text = [weatherArray objectAtIndex:4];
downloadView.hidden = YES;
}
#pragma mark Query
//傳回查詢城市代碼字元串
- (NSString*) queryWeather {
return weatherQueryField.text;
}
//查詢按鈕處理函數，包括關閉鍵盤
- (IBAction) queryBegain {
downloadView.hidden = NO;
[weatherQueryField resignFirstResponder];
[self connectionWebService];
}
//按Return鍵，關閉鍵盤，在頭檔案裡定義UITextFieldDelegate委托，
//并把檔案輸入編輯框委托給file's owner
- (BOOL)textFieldShouldReturn:(UITextField *)textField {
if(textField == weatherQueryField)
{
[self queryBegain];
}
return YES;
}
#pragma mark Finish
- (void)didReceiveMemoryWarning {
// Releases the view if it doesn't have a superview.
[super didReceiveMemoryWarning];
// Release any cached data, images, etc that aren't in use.
}
- (void)viewDidUnload {
// Release any retained subviews of the main view.
// e.g. self.myOutlet = nil;
}
- (void)dealloc {
[super dealloc];
//[soapMessage dealloc];
}
@end
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