//

//  ViewController.m

//  04-xml解析GDataXML（DOM方式）

//

//  Created by jerry on 15/9/29.

//  Copyright (c) 2015年 jerry. All rights reserved.

//

#import "ViewController.h"

#import "GDataXMLNode.h"

#import "Video.h"

@interface ViewController ()

@property(nonatomic,strong)NSMutableArray *videos;

@end

@implementation ViewController

-(NSMutableArray *)videos

{

    if (_videos ==nil) {

        _videos = [NSMutableArray array];

    }

    return _videos;

}

- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event {

     // 1.URL

    NSURL *url = [NSURL URLWithString:@"http://127.0.0.1/videos.xml"];

    // 2.send request

    NSURLRequest *request = [NSURLRequest requestWithURL:url];

    // 3.connection

    [NSURLConnection sendAsynchronousRequest:request queue:[[NSOperationQueue alloc]init] completionHandler:^(NSURLResponse *response, NSData *data, NSError *connectionError) {

         // 将xml 整个文件读入内存，对应的就是GDataXMLDocument 对象

        GDataXMLDocument *document = [[GDataXMLDocument alloc] initWithData:data error:NULL];

        // 对应的是 videos

//        NSLog(@"%@",document.rootElement.children);

        for (GDataXMLElement *element in document.rootElement.children) {

            // 对应的是video对象，所以就在这里创建video对象

//            NSLog(@"%@",element);

            Video *video = [[Video alloc] init];

            // 这个遍历  就是取出video对象对应的所有属性

            for (GDataXMLElement *node in element.children) {

                //  拿到所有的值，对应的是每一个属性

//                NSLog(@"%@----%@",node.name,node.stringValue);

                [video setValue:node.stringValue forKeyPath:node.name];

            }

            // 跟踪属性

//            NSLog(@"%@",element.attributes);

            // 遍历element.attributes 数组，拿到属性值

            for (GDataXMLNode *att in element.attributes) {

                // kvc 进行赋值

                [video setValue:att.stringValue forKeyPath:att.name];

            }

            // 模型添加到一个数组

            [self.videos addObject:video];

        }

        NSLog(@"搞定。。。%@",self.videos);

    }];

}

@end

#import <Foundation/Foundation.h>

@interface Video : NSObject

@property (nonatomic, copy) NSNumber *videoId;

@property (nonatomic, copy) NSString *name;

@property (nonatomic, copy) NSNumber *length;

@property (nonatomic, copy) NSString *videoURL;

@property (nonatomic, copy) NSString *imageURL;

@property (nonatomic, copy) NSString *desc;

@property (nonatomic, copy) NSString *teacher;

@property (nonatomic, readonly) NSString *time;

- (instancetype)initWithDict:(NSDictionary *)dict;

+ (instancetype)videoWithDict:(NSDictionary *)dict;

@end

#import "Video.h"

@implementation Video

- (instancetype)initWithDict:(NSDictionary *)dict {

    self = [super init];

    if (self) {

        [self setValuesForKeysWithDictionary:dict];

    }

    return self;

}

+ (instancetype)videoWithDict:(NSDictionary *)dict {

    return [[self alloc] initWithDict:dict];

}

- (NSString *)time {

    int len = self.length.intValue;

    return [NSString stringWithFormat:@"%02d:%02d:%02d", len / , (len % ) / , (len % )];

}

- (NSString *)description {

    return [NSString stringWithFormat:@"<%@ : %p> { videoId : %@, name : %@, length : %@, videoURL : %@, imageURL : %@, desc : %@, teacher : %@}", [self class], self, self.videoId, self.name, self.length, self.videoURL, self.imageURL, self.desc, self.teacher];

}

@end

#import <Foundation/Foundation.h>

@interface NSArray (Log)

@end

@interface NSDictionary (Log)

@end

#import "NSArray+Log.h"

@implementation NSArray (Log)

- (NSString *)descriptionWithLocale:(id)locale

{

    NSMutableString *strM = [NSMutableString stringWithString:@"(\n"];

    [self enumerateObjectsUsingBlock:^(id obj, NSUInteger idx, BOOL *stop) {

        [strM appendFormat:@"\t%@,\n", obj];

    }];

    [strM appendString:@")"];

    return strM;

}

@end

@implementation NSDictionary (Log)

- (NSString *)descriptionWithLocale:(id)locale

{

    NSMutableString *strM = [NSMutableString stringWithString:@"{\n"];

    [self enumerateKeysAndObjectsUsingBlock:^(id key, id obj, BOOL *stop) {

        [strM appendFormat:@"\t%@ = %@;\n", key, obj];

    }];

    [strM appendString:@"}\n"];

    return strM;

}

@end