新增保存远程、本地图片到相册的功能

WadeMobileFunc/WadeMobileFunc/WDFImageCache.h

@@ -25,9 +25,9 @@
 */
-(void)setImageWithURLs:(NSArray *)params;
///*
// 保存图片到相册
// */
//-(void)saveImageToAlbum:(NSArray *)params;
/*
 保存图片到相册
 */
-(void)saveImageToAlbum:(NSArray *)params;
@end

WadeMobileFunc/WadeMobileFunc/WDFImageCache.m

@@ -267,10 +267,18 @@ static char imageURLKey;
        }
    }
    if ([imgUrl hasPrefix:@"file:"]) {//本地图片
        NSData *data = [NSData dataWithContentsOfFile:imgUrl];
        UIImage *image = [UIImage imageWithData:data];
        //图片保存到相册
        UIImageWriteToSavedPhotosAlbum(image, self, @selector(image:didFinishSavingWithError:contextInfo:), nil);
        NSArray *arr = [imgUrl componentsSeparatedByString:@"/Library"];
        if (arr.count==2) {
            NSString *myurl = [NSString stringWithFormat:@"%@%@",@"/Library",arr[1]];
            imgUrl = [NSHomeDirectory() stringByAppendingString:myurl];
        }
        NSFileManager *manager = [[NSFileManager alloc] init];
        if ([manager fileExistsAtPath:imgUrl]) {
            NSData *data = [NSData dataWithContentsOfFile:imgUrl];
            UIImage *image = [UIImage imageWithData:data];
            //图片保存到相册
            UIImageWriteToSavedPhotosAlbum(image, self, @selector(image:didFinishSavingWithError:contextInfo:), nil);
        }
    }
}
/*
@@ -278,7 +286,7 @@ static char imageURLKey;
 */
- (void)image:(UIImage *)image didFinishSavingWithError:(NSError *)error contextInfo:(void *)contextInfo
{
    NSLog(@"image = %@, error = %@, contextInfo = %@", image, error, contextInfo);
    [super callback:@"0"];
}
@end