/// <summary>
/// Gets a <see cref="LockToken"/> from a <see cref="WebDavResponseMessage"/>.
/// </summary>
/// <param name="responseMessage">The <see cref="WebDavResponseMessage"/> whose <see cref="LockToken"/> should be retrieved.</param>
/// <returns>The <see cref="LockToken"/> of the <see cref="WebDavResponseMessage"/> or null if the WebDavResponseMessage does not contain a lock token.</returns>
public static async Task <LockToken> GetLockTokenFromWebDavResponseMessage(WebDavResponseMessage responseMessage)
{
// Try to get lock token from response header.
if (responseMessage.Headers.TryGetValues(WebDavRequestHeader.LockToken, out IEnumerable <string> lockTokenHeaderValues))
{
// We assume only one Lock-Token header is sent, based on the spec: https://tools.ietf.org/html/rfc4918#section-9.10.1
var lockTokenHeaderValue = lockTokenHeaderValues.FirstOrDefault();
// Make sure the lockTokenHeaderValue is valid according to spec (https://tools.ietf.org/html/rfc4918#section-10.5).
if (lockTokenHeaderValue != null && CodedUrl.TryParse(lockTokenHeaderValue, out var codedUrl))
{
return(new LockToken(codedUrl.AbsoluteUri));
}
}
// If lock token was not submitted by response header, it should be found in the response content.
try
{
var prop = await WebDavResponseContentParser.ParsePropResponseContentAsync(responseMessage.Content);
var href = prop.LockDiscovery.ActiveLock[0].LockToken.Href;
if (AbsoluteUri.TryParse(href, out var absoluteUri))
{
return(new LockToken(absoluteUri));
}
}
catch (Exception)
{
return(null);
}
return(null);
}
public void UT_CodedUrl_TryParse_InvalidCodedUrlFormatParentheses_ShouldReturnFalse()
{
var parseResult = CodedUrl.TryParse("(urn:uuid:my-lock-token)", out var codedUrl);
Assert.IsFalse(parseResult);
Assert.IsNull(codedUrl);
}
public void UT_CodedUrl_TryParse_InvalidCodedUrlFormatAbsoluteUri_ShouldReturnFalse()
{
var parseResult = CodedUrl.TryParse("urn:uuid:my-lock-token", out var codedUrl);
Assert.IsFalse(parseResult);
Assert.IsNull(codedUrl);
}
public void UT_CodedUrl_TryParse_ValidCodedUrlFormat()
{
var expectedString = "<urn:uuid:my-lock-token>";
var parseResult = CodedUrl.TryParse(expectedString, out var codedUrl);
Assert.IsTrue(parseResult);
Assert.IsNotNull(codedUrl);
Assert.AreEqual(expectedString, codedUrl.ToString());
}
public void UT_LockToken_IfHeaderNoTagListFormat_IfHeaderWithBrackets()
{
var parseResult = CodedUrl.TryParse("<urn:uuid:my-lock-token>", out var codedUrl);
var lockToken = new LockToken(codedUrl.AbsoluteUri);
var absoluteUri = lockToken.AbsoluteUri;
var lockTokenHeaderFormat = lockToken.LockTokenHeaderFormat;
var noTagList = lockToken.IfHeaderNoTagListFormat;
Assert.AreEqual("urn:uuid:my-lock-token", absoluteUri.ToString());
Assert.AreEqual("<urn:uuid:my-lock-token>", lockTokenHeaderFormat.ToString());
Assert.AreEqual("(<urn:uuid:my-lock-token>)", noTagList.ToString());
Assert.IsTrue(parseResult);
}
/// <summary>
/// Gets the <see cref="ActiveLock"/> from a <see cref="WebDavResponseMessage"/>.
/// </summary>
/// <param name="responseMessage">The <see cref="WebDavResponseMessage"/> whose <see cref="ActiveLock"/> should be retrieved.</param>
/// <returns>The <see cref="ActiveLock"/> of the <see cref="WebDavResponseMessage"/> or null if the <see cref="WebDavResponseMessage"/> does not contain a lock token.</returns>
/// <exception cref="ArgumentNullException">Thrown if the <paramref name="responseMessage"/> is null.</exception>
public static async Task <ActiveLock> GetActiveLockFromWebDavResponseMessage(WebDavResponseMessage responseMessage)
{
if (responseMessage == null)
{
throw new ArgumentNullException(nameof(responseMessage));
}
var prop = await WebDavResponseContentParser.ParsePropResponseContentAsync(responseMessage.Content);
var activeLock = prop.LockDiscovery?.ActiveLock.FirstOrDefault();
if (activeLock == null)
{
return(null);
}
// If lock token was not be found in the response content, it should be submitted by response header.
if (activeLock.LockToken == null)
{
// Try to get lock token from response header.
if (responseMessage.Headers.TryGetValues(WebDavRequestHeader.LockToken, out IEnumerable <string> lockTokenHeaderValues))
{
// We assume only one Lock-Token header is sent, based on the spec: https://tools.ietf.org/html/rfc4918#section-9.10.1
var lockTokenHeaderValue = lockTokenHeaderValues.FirstOrDefault();
// Make sure the lockTokenHeaderValue is valid according to spec (https://tools.ietf.org/html/rfc4918#section-10.5).
if (lockTokenHeaderValue != null && CodedUrl.TryParse(lockTokenHeaderValue, out var _))
{
activeLock.LockToken = new WebDavLockToken {
Href = lockTokenHeaderValue
}
}
;
}
}
return(activeLock);
}
public async Task UT_WebDavClient_Unlock()
{
var testFileToUnlock = UriHelper.CombineUrl(WebDavRootFolder, TestFile, true);
var lockTokenString = "<opaquelocktoken:cb2b7d6d-98ea-47cf-b569-5b98126b8f13.6df801d2b41b3b6e>";
CodedUrl.TryParse(lockTokenString, out var codedUrl);
var mockHandler = new MockHttpMessageHandler();
var requestHeaders = new List <KeyValuePair <string, string> >
{
new KeyValuePair <string, string>(WebDavRequestHeader.LockToken, lockTokenString)
};
mockHandler.When(WebDavMethod.Unlock, testFileToUnlock).WithHeaders(requestHeaders).Respond(HttpStatusCode.NoContent);
using (var client = CreateWebDavClient(mockHandler))
{
var lockToken = new LockToken(codedUrl.AbsoluteUri);
var response = await client.UnlockAsync(testFileToUnlock, lockToken);
Assert.IsTrue(response.IsSuccessStatusCode);
}
}
