/// <summary>
/// 下载文件
/// </summary>
/// <param name="url"></param>
/// <param name="type"></param>
/// <param name="callback"></param>
/// <param name="cachePath">缓存到本地的相对目录，如果为null则不缓存</param>
/// <param name="retry"></param>
public static void Download(string url, FileDownloadType type, FileDownloadCallback callback, string cachePath = null, int retry = 0)
{
if (downloader == null)
{
downloader = new FileDownloader();
Updater.Instance.OnPreUpdate.Add(downloader.OnUpdate);
Updater.Instance.OnPostDestroy.Add(downloader.OnDestroy);
}
FileDownloadContext ctx = new FileDownloadContext();
ctx.url = url;
ctx.type = type;
ctx.callback = callback;
ctx.retry = retry;
ctx.cachePath = cachePath;
if (downloader.CheckCache(ctx))
{
if (ctx.callback != null)
{
ctx.callback(ctx);
}
return;
}
downloader.sendQueue.Enqueue(ctx);
}
private static IEnumerator GetFileInternal(string download, FileDownloadCallback callback)
{
#if LDMT_TESTING_WITHOUT_OCTOPI
var data = Encoding.UTF8.GetBytes(@"solid model
facet normal 0.0 0.0 -1.0
outer loop
vertex 40.0 0.0 0.0
vertex 0.0 -40.0 0.0
vertex 0.0 0.0 0.0
endloop
endfacet
facet normal 0.0 0.0 -1.0
outer loop
vertex 0.0 -40.0 0.0
vertex 40.0 0.0 0.0
vertex 40.0 -40.0 0.0
endloop
endfacet
facet normal -0.0 -1.0 -0.0
outer loop
vertex 40.0 -40.0 40.0
vertex 0.0 -40.0 0.0
vertex 40.0 -40.0 0.0
endloop
endfacet
facet normal -0.0 -1.0 -0.0
outer loop
vertex 0.0 -40.0 0.0
vertex 40.0 -40.0 40.0
vertex 0.0 -40.0 40.0
endloop
endfacet
facet normal 1.0 0.0 0.0
outer loop
vertex 40.0 0.0 0.0
vertex 40.0 -40.0 40.0
vertex 40.0 -40.0 0.0
endloop
endfacet
facet normal 1.0 0.0 0.0
outer loop
vertex 40.0 -40.0 40.0
vertex 40.0 0.0 0.0
vertex 40.0 0.0 40.0
endloop
endfacet
facet normal -0.0 -0.0 1.0
outer loop
vertex 40.0 -40.0 40.0
vertex 0.0 0.0 40.0
vertex 0.0 -40.0 40.0
endloop
endfacet
facet normal -0.0 -0.0 1.0
outer loop
vertex 0.0 0.0 40.0
vertex 40.0 -40.0 40.0
vertex 40.0 0.0 40.0
endloop
endfacet
facet normal -1.0 0.0 0.0
outer loop
vertex 0.0 0.0 40.0
vertex 0.0 -40.0 0.0
vertex 0.0 -40.0 40.0
endloop
endfacet
facet normal -1.0 0.0 0.0
outer loop
vertex 0.0 -40.0 0.0
vertex 0.0 0.0 40.0
vertex 0.0 0.0 0.0
endloop
endfacet
facet normal -0.0 1.0 0.0
outer loop
vertex 0.0 0.0 40.0
vertex 40.0 0.0 0.0
vertex 0.0 0.0 0.0
endloop
endfacet
facet normal -0.0 1.0 0.0
outer loop
vertex 40.0 0.0 0.0
vertex 0.0 0.0 40.0
vertex 40.0 0.0 40.0
endloop
endfacet
endsolid model
");
yield return(null);
#else
UnityWebRequest request = UnityWebRequest.Get(download);
yield return(request.SendWebRequest());
if (request.isNetworkError || request.isHttpError)
{
callback.Invoke(false, null);
}
else
{
var data = request.downloadHandler.data;
#endif
callback.Invoke(true, data);
#if !LDMT_TESTING_WITHOUT_OCTOPI
}
#endif
}
public static void GetFile(string download, FileDownloadCallback callback)
{
Instance.StartCoroutine(GetFileInternal(download, callback));
}
