NSXMLParser分割包含外来(unicode)字符的字符串 [英] NSXMLParser divides strings containing foreign(unicode) characters
问题描述
我遇到了NSXMLParser的一个特殊问题.
I have ran into a peculiar problem with NSXMLParser.
由于某种原因,它会切掉所有挪威语字符æ,ø和å之前的所有字符.
For some reason it cuts out all the characters in front of all the norwegian characters æ, ø and å.
但是,所有非a-z字符(所有外来字符)的问题似乎都相同.
However, the problem seems to be the same with all non a-z characters.(All foreign characters)
示例:
现实:Mål 输出:ål
Reality: Mål Output: ål
现实:Le chant dessirènes 输出:ènes
Reality: Le chant des sirènes Output: ènes
这里有一个示例,我在日志中打印出了以下字符串:
Heres an example from the log where I have printed out the string from:
- (void) parser:(NSXMLParser *)parser foundCharacters:(NSString *)string
日志:
2012-02-22 14:00:01.647 VotePlayClient[2776:207] found characters: Le chant des sir
2012-02-22 14:00:01.647 VotePlayClient[2776:207] found characters: ènes
您可以清楚地看到,只要遇到外来字母,它就会跳到新行.
You can clearly see that it jumps to a new line whenever it encounters a foreign letter.
我相信我必须弄清楚如何将字符串或其他内容附加到该效果上.
I believe that I have to figure out how to append the string or something to that effect.
以下是NSXMLParser文件:
Here are the NSXMLParser files:
SearchXMLParser.h
SearchXMLParser.h
#import <Foundation/Foundation.h>
#import "Search.h"
@interface SearchXMLParser : NSObject <NSXMLParserDelegate>
{
NSMutableString *currentNodeContent;
NSMutableArray *searchhits;
NSMutableArray *trackhits;
NSXMLParser *parser;
Search *currentSearch;
}
@property (readonly, retain) NSMutableArray *searchhits;
@property (readonly, retain) NSMutableArray *trackhits;
-(id) loadXMLByURL:(NSString *)urlString;
@end
SearchXMLParser.m
SearchXMLParser.m
#import "SearchXMLParser.h"
#import "Search.h"
@implementation SearchXMLParser
@synthesize searchhits, trackhits;
-(id) loadXMLByURL:(NSString *)urlString
{
searchhits = [[NSMutableArray alloc] init];
trackhits = [[NSMutableArray alloc] init];
NSURL *url = [NSURL URLWithString:urlString];
NSData *data = [[NSData alloc] initWithContentsOfURL:url];
parser = [[NSXMLParser alloc] initWithData:data];
parser.delegate = self;
[parser parse];
return self;
}
- (void) parser:(NSXMLParser *)parser didStartElement:(NSString *)elementname namespaceURI:(NSString *)namespaceURI qualifiedName:(NSString *)qName attributes:(NSDictionary *)attributeDict
{
if ([elementname isEqualToString:@"track"])
{
currentSearch = [Search alloc];
}
if ([elementname isEqualToString:@"track"])
{
currentSearch.trackurl = [attributeDict objectForKey:@"href"];
}
}
- (void) parser:(NSXMLParser *)parser didEndElement:(NSString *)elementname namespaceURI:(NSString *)namespaceURI qualifiedName:(NSString *)qName
{
if ([elementname isEqualToString:@"name"])
{
[trackhits addObject:currentNodeContent];
}
if ([elementname isEqualToString:@"track"])
{
currentSearch.track = [trackhits objectAtIndex:0];
currentSearch.artist = [trackhits objectAtIndex:1];
currentSearch.album = [trackhits objectAtIndex:2];
[trackhits removeAllObjects];
[searchhits addObject:currentSearch];
[currentSearch release];
currentSearch = nil;
[currentNodeContent release];
currentNodeContent = nil;
}
}
- (void) parser:(NSXMLParser *)parser foundCharacters:(NSString *)string
{
NSLog(@"found characters: %@", string);
currentNodeContent = (NSMutableString *) [string stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];
}
- (void) dealloc
{
[parser release];
[super dealloc];
}
@end
我已经检查了SO的答案,并找到了两个类似的帖子,但是没有任何一个可以为这个问题提供清晰的解决方案.
I have already checked SO for answers and found a couple of similar posts, but nothing that gave a clear solution to this problem.
有人可以阐明这个问题吗? :)非常感谢您的帮助!
Can anyone shed some light on this problem? :) Any help is much appreciated!
推荐答案
您的解析器:foundCharacters:方法无法正常工作.
your parser:foundCharacters: method does not work as it should.