私有API获取当前设备下载的app及下载进度

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私有API获取当前设备下载的app及下载进度

涉及到的两个.h
LSApplicationWorkspace 扫描系统中所有app的状态
LSApplicationProxy 应用下载进度


#import <dlfcn.h>
#import "LSApplicationProxy.h"
#import "LSApplicationWorkspace.h"

-(void)updateInstallList
{
    void *lib = dlopen("/System/Library/Frameworks/MobileCoreServices.framework/MobileCoreServices", RTLD_LAZY);

    if (lib)
    {
        // 私有APi 获取当前安装应用列表
        Class LSApplicationWorkspace = NSClassFromString(@"LSApplicationWorkspace");
        id AAURLConfiguration1 = [LSApplicationWorkspace defaultWorkspace];

        if (AAURLConfiguration1)
        {
            id arrApp = [AAURLConfiguration1 allApplications];

            for (int i=0; i<[arrApp count]; i++)
            {    
                LSApplicationProxy *LSApplicationProxy = [arrApp objectAtIndex:i];
                NSString* bundleId =[LSApplicationProxy applicationIdentifier];
               //获取app安装进度
                NSProgress *progress = (NSProgress *)[LSApplicationProxy installProgress];
                InstallingModel *model = [self getInstallModel:bundleId];
                //根据下载进度 查看是否是正在下载
                if (progress)
                {
                    if (model)
                     {
                        model.progress = [progress localizedDescription];
                        model.status  =  [NSString stringWithFormat:@"%@",[[progress userInfo] valueForKey:@"installState"]];
                    }
                    else
                    {
                        InstallingModel *model = [[InstallingModel alloc] init];

                        model.bundleID = bundleId;
                        model.progress = [progress localizedDescription];
                        model.status  = [NSString stringWithFormat:@"%@",[[progress userInfo] valueForKey:@"installState"]];

                        [_installAry addObject:model];
                    }

                }
                else
                {

                    [_installAry removeObject:model];
                }
            }
        }

        if (lib) dlclose(lib);
    }

}

-(InstallingModel *)getInstallModel:(NSString *)bunldID
{
    for (InstallingModel *model in _installAry)
    {    
        if ([model.bundleID isEqualToString:bunldID])
        {    
            return model;
        }
    }

    return nil;
}