private async Task RefreshLockAsync()
{
var result = await this.WebDavClient.RefreshLockAsync(this.LockRoot, WebDavTimeoutHeaderValue.CreateWebDavTimeout(this.Timeout.Value), this.LockToken);
if (!result.IsSuccessStatusCode)
{
throw new WebDavException($"The lock for {this.LockRoot.ToString()} cannot be refreshed");
}
}
private void RefreshLock()
{
var task = this.WebDavClient.RefreshLockAsync(this.LockRoot, WebDavTimeoutHeaderValue.CreateWebDavTimeout(this.Timeout.Value), this.LockToken);
task.Wait();
if (!task.Result.IsSuccessStatusCode)
{
throw new WebDavException("The lock for " + this.LockRoot.ToString() + " cannot be refreshed");
}
}
/// <summary>
/// Locks a file or directory at the URL specified.
/// </summary>
/// <param name="uri">The URI of the file or directory to lock.</param>
/// <returns>The <see cref="Task"/> representing the asynchronous operation.</returns>
public async Task <bool> LockAsync(Uri uri)
{
uri = UriHelper.GetCombinedUriWithTrailingSlash(this.BaseUri, uri, true, false);
if (this.permanentLocks.ContainsKey(uri))
{
return(true); // Lock already set.
}
var lockInfo = new LockInfo();
lockInfo.LockScope = LockScope.CreateExclusiveLockScope();
lockInfo.LockType = LockType.CreateWriteLockType();
var response = await this.webDavClient.LockAsync(uri, WebDavTimeoutHeaderValue.CreateInfiniteWebDavTimeout(), WebDavDepthHeaderValue.Infinity, lockInfo);
if (!response.IsSuccessStatusCode)
{
return(false); // Lock already exists.
}
var lockToken = WebDavHelper.GetLockTokenFromWebDavResponseMessage(response);
var prop = await WebDavResponseContentParser.ParsePropResponseContentAsync(response.Content);
var lockDiscovery = prop.LockDiscovery;
if (lockDiscovery == null)
{
return(false);
}
var url = uri.ToString();
var lockGranted = lockDiscovery.ActiveLock.FirstOrDefault(x => url.EndsWith(UriHelper.AddTrailingSlash(x.LockRoot.Href, false), StringComparison.OrdinalIgnoreCase));
if (lockGranted == null)
{
// Try with file expected.
lockGranted = lockDiscovery.ActiveLock.FirstOrDefault(x => url.EndsWith(UriHelper.AddTrailingSlash(x.LockRoot.Href, true), StringComparison.OrdinalIgnoreCase));
}
if (lockGranted == null)
{
return(false);
}
var permanentLock = new PermanentLock(this.webDavClient, lockToken, uri, lockGranted.Timeout);
if (!this.permanentLocks.TryAdd(uri, permanentLock))
{
throw new WebDavException("Lock with lock root " + uri.ToString() + " already exists.");
}
return(response.IsSuccessStatusCode);
}
