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October 30, 2019 08:57
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| using System; | |
| using System.IO; | |
| using UnityEngine.Networking; | |
| using UnityEngine.ResourceManagement.ResourceLocations; | |
| using UnityEngine.ResourceManagement.Util; | |
| namespace UnityEngine.ResourceManagement.ResourceProviders | |
| { | |
| // Token: 0x02000019 RID: 25 | |
| internal class CustomAssetBundleResource : IAssetBundleResource | |
| { | |
| // Token: 0x060000BE RID: 190 RVA: 0x000049B4 File Offset: 0x00002BB4 | |
| private UnityWebRequest CreateWebRequest(IResourceLocation loc) | |
| { | |
| bool flag = this.m_Options == null; | |
| UnityWebRequest result; | |
| if (flag) | |
| { | |
| result = UnityWebRequestAssetBundle.GetAssetBundle(loc.InternalId); | |
| } | |
| else | |
| { | |
| UnityWebRequest webRequest = (!string.IsNullOrEmpty(this.m_Options.Hash)) ? UnityWebRequestAssetBundle.GetAssetBundle(loc.InternalId, Hash128.Parse(this.m_Options.Hash), this.m_Options.Crc) : UnityWebRequestAssetBundle.GetAssetBundle(loc.InternalId, this.m_Options.Crc); | |
| bool flag2 = this.m_Options.Timeout > 0; | |
| if (flag2) | |
| { | |
| webRequest.timeout = this.m_Options.Timeout; | |
| } | |
| bool flag3 = this.m_Options.RedirectLimit > 0; | |
| if (flag3) | |
| { | |
| webRequest.redirectLimit = this.m_Options.RedirectLimit; | |
| } | |
| webRequest.chunkedTransfer = this.m_Options.ChunkedTransfer; | |
| bool flag4 = this.m_ProvideHandle.ResourceManager.CertificateHandlerInstance != null; | |
| if (flag4) | |
| { | |
| webRequest.certificateHandler = this.m_ProvideHandle.ResourceManager.CertificateHandlerInstance; | |
| webRequest.disposeCertificateHandlerOnDispose = false; | |
| } | |
| result = webRequest; | |
| } | |
| return result; | |
| } | |
| // Token: 0x060000BF RID: 191 RVA: 0x00004ACC File Offset: 0x00002CCC | |
| private float PercentComplete() | |
| { | |
| return (this.m_RequestOperation != null) ? this.m_RequestOperation.progress : 0f; | |
| } | |
| // Token: 0x060000C0 RID: 192 RVA: 0x00004AF8 File Offset: 0x00002CF8 | |
| public AssetBundle GetAssetBundle() | |
| { | |
| bool flag = this.m_AssetBundle == null && this.m_downloadHandler != null; | |
| if (flag) | |
| { | |
| this.m_AssetBundle = this.m_downloadHandler.assetBundle; | |
| this.m_downloadHandler.Dispose(); | |
| this.m_downloadHandler = null; | |
| } | |
| return this.m_AssetBundle; | |
| } | |
| // Token: 0x060000C1 RID: 193 RVA: 0x00004B54 File Offset: 0x00002D54 | |
| internal void Start(ProvideHandle provideHandle) | |
| { | |
| this.m_Retries = 0; | |
| this.m_AssetBundle = null; | |
| this.m_downloadHandler = null; | |
| this.m_ProvideHandle = provideHandle; | |
| this.m_Options = (this.m_ProvideHandle.Location.Data as AssetBundleRequestOptions); | |
| this.m_RequestOperation = null; | |
| this.BeginOperation(); | |
| provideHandle.SetProgressCallback(new Func<float>(this.PercentComplete)); | |
| } | |
| // Token: 0x060000C2 RID: 194 RVA: 0x00004BBC File Offset: 0x00002DBC | |
| private void BeginOperation() | |
| { | |
| string path = this.m_ProvideHandle.Location.InternalId; | |
| bool flag = File.Exists(path); | |
| if (flag) | |
| { | |
| this.m_RequestOperation = AssetBundle.LoadFromFileAsync(path, (this.m_Options == null) ? 0u : this.m_Options.Crc); | |
| this.m_RequestOperation.completed += this.LocalRequestOperationCompleted; | |
| } | |
| else | |
| { | |
| bool flag2 = CustomResourceManagerConfig.ShouldPathUseWebRequest(path); | |
| if (flag2) | |
| { | |
| UnityWebRequest req = this.CreateWebRequest(this.m_ProvideHandle.Location); | |
| req.disposeDownloadHandlerOnDispose = false; | |
| this.m_RequestOperation = req.SendWebRequest(); | |
| this.m_RequestOperation.completed += this.WebRequestOperationCompleted; | |
| } | |
| else | |
| { | |
| this.m_RequestOperation = null; | |
| this.m_ProvideHandle.Complete<CustomAssetBundleResource>(null, false, new Exception(string.Format("Invalid path in AssetBundleProvider: '{0}'.", path))); | |
| } | |
| } | |
| } | |
| // Token: 0x060000C3 RID: 195 RVA: 0x00004C96 File Offset: 0x00002E96 | |
| private void LocalRequestOperationCompleted(AsyncOperation op) | |
| { | |
| this.m_AssetBundle = (op as AssetBundleCreateRequest).assetBundle; | |
| this.m_ProvideHandle.Complete<CustomAssetBundleResource>(this, this.m_AssetBundle != null, null); | |
| } | |
| // Token: 0x060000C4 RID: 196 RVA: 0x00004CC4 File Offset: 0x00002EC4 | |
| private void WebRequestOperationCompleted(AsyncOperation op) | |
| { | |
| UnityWebRequestAsyncOperation remoteReq = op as UnityWebRequestAsyncOperation; | |
| UnityWebRequest webReq = remoteReq.webRequest; | |
| bool flag = string.IsNullOrEmpty(webReq.error); | |
| if (flag) | |
| { | |
| this.m_downloadHandler = (webReq.downloadHandler as DownloadHandlerAssetBundle); | |
| this.m_ProvideHandle.Complete<CustomAssetBundleResource>(this, true, null); | |
| } | |
| else | |
| { | |
| this.m_downloadHandler = (webReq.downloadHandler as DownloadHandlerAssetBundle); | |
| this.m_downloadHandler.Dispose(); | |
| this.m_downloadHandler = null; | |
| int retries = this.m_Retries; | |
| this.m_Retries = retries + 1; | |
| bool flag2 = retries < this.m_Options.RetryCount; | |
| if (flag2) | |
| { | |
| Debug.LogFormat("Web request {0} failed with error '{1}', retrying ({2}/{3})...", new object[] | |
| { | |
| webReq.url, | |
| webReq.error, | |
| this.m_Retries, | |
| this.m_Options.RetryCount | |
| }); | |
| this.BeginOperation(); | |
| } | |
| else | |
| { | |
| Exception exception = new Exception(string.Format("RemoteAssetBundleProvider unable to load from url {0}, result='{1}'.", webReq.url, webReq.error)); | |
| this.m_ProvideHandle.Complete<CustomAssetBundleResource>(null, false, exception); | |
| } | |
| } | |
| webReq.Dispose(); | |
| } | |
| // Token: 0x060000C5 RID: 197 RVA: 0x00004DE8 File Offset: 0x00002FE8 | |
| public void Unload() | |
| { | |
| bool flag = this.m_AssetBundle != null; | |
| if (flag) | |
| { | |
| this.m_AssetBundle.Unload(true); | |
| this.m_AssetBundle = null; | |
| } | |
| bool flag2 = this.m_downloadHandler != null; | |
| if (flag2) | |
| { | |
| this.m_downloadHandler.Dispose(); | |
| this.m_downloadHandler = null; | |
| } | |
| this.m_RequestOperation = null; | |
| } | |
| // Token: 0x04000046 RID: 70 | |
| private AssetBundle m_AssetBundle; | |
| // Token: 0x04000047 RID: 71 | |
| private DownloadHandlerAssetBundle m_downloadHandler; | |
| // Token: 0x04000048 RID: 72 | |
| private AsyncOperation m_RequestOperation; | |
| // Token: 0x04000049 RID: 73 | |
| private ProvideHandle m_ProvideHandle; | |
| // Token: 0x0400004A RID: 74 | |
| private AssetBundleRequestOptions m_Options; | |
| // Token: 0x0400004B RID: 75 | |
| private int m_Retries; | |
| } | |
| } |
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