基于NSString处理文件的高级类
我已经把处理文件的类简化到了变态的程度,如果你还有更简洁的方法,请告知我,谢谢!
使用详情:
源码:
//
// NSString+File.h
// MasterCode
//
// Created by YouXianMing on 14/11/28.
// Copyright (c) 2014年 YouXianMing. All rights reserved.
// #import <Foundation/Foundation.h>
#import <UIKit/UIKit.h> @interface NSString (File) /**
* 沙盒文件路径
*
* /Documents
* /Library/Caches
* /Library/Preferences
* /tmp
*
* @return 沙盒文件路径
*/
- (NSString *)path; /**
* bundel文件路径
*
* @return bundel文件路径
*/
- (NSString *)bundleFile; /**
* bundle图片
*
* @return bundle图片
*/
- (UIImage *)bundleImage; /**
* 检测文件或者文件夹是否存在
*
* @return YES 存在, NO 不出在
*/
- (BOOL)exist; /**
* 创建文件夹
*
* @return YES 成功, NO 失败
*/
- (BOOL)createFolder; /**
* 是否是文件夹
*
* @return YES 是, NO 不是
*/
- (BOOL)isDirectory; /**
* 复制到这个路径
*
* @param path 目的路径
*
* @return YES 成功, NO 失败
*/
- (BOOL)copyTo:(NSString *)path; /**
* 移动到这个路径
*
* @param path 目的路径
*
* @return YES 成功, NO 失败
*/
- (BOOL)moveTo:(NSString *)path; /**
* 删除文件
*
* @return YES 成功, NO 失败
*/
- (BOOL)remove; /**
* 遍历出文件夹中的文件
*
* @return 所有文件夹路径
*/
- (NSArray *)enumeratorFolder; /**
* 遍历出文件夹并在block中查看
*
* @param block 可以查看path
*/
- (void)enumeratorFolderEach:(void (^)(NSString *path))block; /**
* 文件信息
*
* @return 文件信息
*/
- (NSDictionary *)fileInfo; /**
* 文件大小
*
* @return 文件大小
*/
- (int)fileSize; @end
//
// NSString+File.m
// MasterCode
//
// Created by YouXianMing on 14/11/28.
// Copyright (c) 2014年 YouXianMing. All rights reserved.
// #import "NSString+File.h" @implementation NSString (File) - (NSString *)path {
return [NSHomeDirectory() stringByAppendingPathComponent:self];
} - (NSString *)bundleFile {
return [[NSBundle mainBundle] pathForResource:self
ofType:nil];
} - (UIImage *)bundleImage {
return [UIImage imageNamed:self];
} - (BOOL)exist {
return [[NSFileManager defaultManager] fileExistsAtPath:[NSHomeDirectory() stringByAppendingPathComponent:self]
isDirectory:nil];
} - (BOOL)createFolder {
return [[NSFileManager defaultManager] createDirectoryAtPath:[NSHomeDirectory() stringByAppendingPathComponent:self]
withIntermediateDirectories:YES
attributes:nil
error:nil];
} - (BOOL)isDirectory {
BOOL isDirectory = NO; [[NSFileManager defaultManager] fileExistsAtPath:[NSHomeDirectory() stringByAppendingPathComponent:self]
isDirectory:&isDirectory]; return isDirectory;
} - (BOOL)copyTo:(NSString *)path {
return [[NSFileManager defaultManager] copyItemAtPath:[NSHomeDirectory() stringByAppendingPathComponent:self]
toPath:[NSHomeDirectory() stringByAppendingPathComponent:path]
error:nil];
} - (BOOL)moveTo:(NSString *)path {
return [[NSFileManager defaultManager] moveItemAtPath:[NSHomeDirectory() stringByAppendingPathComponent:self]
toPath:[NSHomeDirectory() stringByAppendingPathComponent:path]
error:nil];
} - (BOOL)remove {
return [[NSFileManager defaultManager] removeItemAtPath:[NSHomeDirectory() stringByAppendingPathComponent:self]
error:nil];
} - (NSArray *)enumeratorFolder {
if ([self isDirectory])
{
NSMutableArray *storeArray = [NSMutableArray array]; NSString *docsDir = [NSHomeDirectory() stringByAppendingPathComponent:self];
NSFileManager *localFileManager = [[NSFileManager alloc] init];
NSDirectoryEnumerator *dirEnum = [localFileManager enumeratorAtPath:docsDir]; NSString *file;
while ((file = [dirEnum nextObject]))
{
[storeArray addObject:[[NSHomeDirectory() stringByAppendingPathComponent:self] stringByAppendingPathComponent:file]];
} return storeArray;
}
else
{
return nil;
}
} - (void)enumeratorFolderEach:(void (^)(NSString *path))block {
if ([self isDirectory])
{
NSMutableArray *storeArray = [NSMutableArray array]; NSString *docsDir = [NSHomeDirectory() stringByAppendingPathComponent:self];
NSFileManager *localFileManager = [[NSFileManager alloc] init];
NSDirectoryEnumerator *dirEnum = [localFileManager enumeratorAtPath:docsDir]; NSString *file;
while ((file = [dirEnum nextObject]))
{
[storeArray addObject:[self stringByAppendingPathComponent:file]];
} [storeArray enumerateObjectsUsingBlock:^(id obj, NSUInteger idx, BOOL *stop) {
block(obj);
}];
}
} - (NSDictionary *)fileInfo {
return [[NSFileManager defaultManager] attributesOfItemAtPath:[NSHomeDirectory() stringByAppendingPathComponent:self]
error:nil];
} - (int)fileSize {
return [[[[NSFileManager defaultManager] attributesOfItemAtPath:[NSHomeDirectory() stringByAppendingPathComponent:self]
error:nil] \
objectForKey:@"NSFileSize"] intValue];
} @end