protected virtual IEnumerator DownloadAsset(SwrveAssetsQueueItem item)
{
string cdn = item.IsImage ? CdnImages : CdnFonts;
string url = cdn + item.Name;
SwrveLog.Log("Downloading asset: " + url);
UnityWebRequest www = (item.IsImage)? UnityWebRequestTexture.GetTexture(url) : new UnityWebRequest(url);
if (!item.IsImage)
{
DownloadHandlerBuffer dH = new DownloadHandlerBuffer();
www.downloadHandler = dH;
}
yield return(www.SendWebRequest());
if (!www.isNetworkError && !www.isHttpError)
{
if (item.IsImage)
{
SaveImageAsset(item, www);
}
else
{
SaveBinaryAsset(item, www);
}
}
else
{
MissingAssetsQueue.Add(item);
}
TaskFinished("SwrveAssetsManager.DownloadAsset");
}
protected virtual IEnumerator DownloadAsset(SwrveAssetsQueueItem item)
{
string str = (!item.IsImage) ? this.CdnFonts : this.CdnImages;
string text = str + item.Name;
SwrveLog.Log("Downloading asset: " + text);
WWW wWW = new WWW(text);
yield return(wWW);
WwwDeducedError wwwDeducedError = UnityWwwHelper.DeduceWwwError(wWW);
if (wWW != null && wwwDeducedError == WwwDeducedError.NoError && wWW.isDone)
{
if (item.IsImage)
{
this.SaveImageAsset(item, wWW);
}
else
{
this.SaveBinaryAsset(item, wWW);
}
}
this.TaskFinished("SwrveAssetsManager.DownloadAsset");
yield break;
}
protected virtual IEnumerator DownloadAsset(SwrveAssetsQueueItem item)
{
string cdn = (item.IsImage ? CdnImages : CdnFonts);
string url = cdn + item.Name;
SwrveLog.Log("Downloading asset: " + url);
WWW www = new WWW(url);
yield return(www);
WwwDeducedError err = UnityWwwHelper.DeduceWwwError(www);
if (www != null && err == WwwDeducedError.NoError && www.isDone)
{
if (item.IsImage)
{
SaveImageAsset(item, www);
}
else
{
SaveBinaryAsset(item, www);
}
}
TaskFinished("SwrveAssetsManager.DownloadAsset");
}
protected virtual void SaveBinaryAsset(SwrveAssetsQueueItem item, WWW www)
{
byte[] bytes = www.bytes;
string text = SwrveHelper.sha1(bytes);
if (text == item.Digest)
{
string temporaryPathFileName = this.GetTemporaryPathFileName(item.Name);
SwrveLog.Log("Saving to " + temporaryPathFileName);
CrossPlatformFile.SaveBytes(temporaryPathFileName, bytes);
this.AssetsOnDisk.Add(item.Name);
}
else
{
SwrveLog.Log("Error downloading binary assetItem:" + item.Name + ". Did not match digest:" + text);
}
}
protected virtual void SaveBinaryAsset(SwrveAssetsQueueItem item, UnityWebRequest www)
{
byte[] bytes = www.downloadHandler.data;
string sha1 = SwrveHelper.sha1(bytes);
if (sha1 == item.Digest)
{
string filePath = GetTemporaryPathFileName(item.Name);
SwrveLog.Log("Saving to " + filePath);
CrossPlatformFile.SaveBytes(filePath, bytes);
bytes = null;
AssetsOnDisk.Add(item.Name);
}
else
{
SwrveLog.Log("Error downloading binary assetItem:" + item.Name + ". Did not match digest:" + sha1);
}
}
private IEnumerator DownloadAssetQueue(HashSet <SwrveAssetsQueueItem> assetsQueue)
{
IEnumerator <SwrveAssetsQueueItem> enumerator = assetsQueue.GetEnumerator();
while (enumerator.MoveNext())
{
SwrveAssetsQueueItem item = enumerator.Current;
if (!CheckAsset(item.Name))
{
yield return(StartTask("SwrveAssetsManager.DownloadAsset", DownloadAsset(item)));
}
else
{
AssetsOnDisk.Add(item.Name);
}
}
TaskFinished("SwrveAssetsManager.DownloadAssetQueue");
}
private IEnumerator DownloadAssetQueue(HashSet <SwrveAssetsQueueItem> assetsQueue)
{
IEnumerator <SwrveAssetsQueueItem> enumerator = assetsQueue.GetEnumerator();
while (enumerator.MoveNext())
{
SwrveAssetsQueueItem current = enumerator.Current;
if (!this.CheckAsset(current.Name))
{
yield return(this.StartTask("SwrveAssetsManager.DownloadAsset", this.DownloadAsset(current)));
}
else
{
this.AssetsOnDisk.Add(current.Name);
}
}
this.TaskFinished("SwrveAssetsManager.DownloadAssetQueue");
yield break;
}
protected virtual void SaveImageAsset(SwrveAssetsQueueItem item, WWW www)
{
Texture2D texture = www.texture;
if (texture != null)
{
byte[] bytes = www.bytes;
string text = SwrveHelper.sha1(bytes);
if (text == item.Digest)
{
byte[] bytes2 = texture.EncodeToPNG();
string temporaryPathFileName = this.GetTemporaryPathFileName(item.Name);
SwrveLog.Log("Saving to " + temporaryPathFileName);
CrossPlatformFile.SaveBytes(temporaryPathFileName, bytes2);
UnityEngine.Object.Destroy(texture);
this.AssetsOnDisk.Add(item.Name);
}
else
{
SwrveLog.Log("Error downloading image assetItem:" + item.Name + ". Did not match digest:" + text);
}
}
}
protected virtual void SaveImageAsset(SwrveAssetsQueueItem item, UnityWebRequest www)
{
Texture2D loadedTexture = ((DownloadHandlerTexture)www.downloadHandler).texture;
if (loadedTexture != null)
{
byte[] rawBytes = www.downloadHandler.data;
string sha1 = SwrveHelper.sha1(rawBytes);
if (sha1 == item.Digest)
{
byte[] bytes = loadedTexture.EncodeToPNG();
string filePath = GetTemporaryPathFileName(item.Name);
SwrveLog.Log("Saving to " + filePath);
CrossPlatformFile.SaveBytes(filePath, bytes);
bytes = null;
Texture2D.Destroy(loadedTexture);
AssetsOnDisk.Add(item.Name);
}
else
{
SwrveLog.Log("Error downloading image assetItem:" + item.Name + ". Did not match digest:" + sha1);
}
}
}
public override bool Equals(object obj)
{
SwrveAssetsQueueItem swrveAssetsQueueItem = obj as SwrveAssetsQueueItem;
return(swrveAssetsQueueItem != null && swrveAssetsQueueItem.Name == this.Name && swrveAssetsQueueItem.Digest == this.Digest && swrveAssetsQueueItem.IsImage == this.IsImage);
}
