internal bool TrySetObscureKind(ObscureKind obscureKind)
{
if (this.PublishedOptions.SearchableUrlEnabled)
{
return(false);
}
this.obscureKind = new ObscureKind?(obscureKind);
return(true);
}
internal ObscureUrl ChangeToKind(ObscureKind obscureKind)
{
if (base.DataType == SharingDataType.ReachCalendar || this.ObscureKind == obscureKind)
{
return(this);
}
string str = ObscureUrl.CalculateHashString(this.ObscureKind, this.GuidIdentity);
string str2 = ObscureUrl.CalculateHashString(obscureKind, this.GuidIdentity);
string originalString = base.Uri.OriginalString;
string uriString = originalString.Replace(this.GuidIdentity + str, this.GuidIdentity + str2);
return(new ObscureUrl(new Uri(uriString, UriKind.Absolute), base.DataType, this.MailboxGuid, this.Domain, this.GuidIdentity, obscureKind, this.ReachUserSid));
}
internal static bool TryParse(string url, out ObscureUrl obscureUrl)
{
obscureUrl = null;
if (!Uri.IsWellFormedUriString(url, UriKind.Absolute))
{
ExTraceGlobals.SharingTracer.TraceError <string>(0L, "ObscureUrl.TryParse(): The string '{0}' is not an Absolute Uri.", url);
return(false);
}
Uri uri = new Uri(url, UriKind.Absolute);
string localPath = uri.LocalPath;
ExTraceGlobals.SharingTracer.TraceDebug <string>(0L, "ObscureUrl.TryParse(): Get path of url: {0}", localPath);
Match match = ObscureUrl.ObscureUrlRegex.Match(localPath);
if (!match.Success)
{
ExTraceGlobals.SharingTracer.TraceDebug <string>(0L, "ObscureUrl.TryParse(): The string '{0}' is not desired ObscureUrl. ", url);
return(false);
}
SharingDataType sharingDataType = SharingDataType.FromPublishResourceName(match.Result("${datatype}"));
Guid guid = Guid.Empty;
Exception ex = null;
try
{
guid = new Guid(match.Result("${mailboxguid}"));
}
catch (FormatException ex2)
{
ex = ex2;
}
catch (OverflowException ex3)
{
ex = ex3;
}
if (ex != null)
{
ExTraceGlobals.SharingTracer.TraceDebug <string, Exception>(0L, "ObscureUrl.TryParse(): The string '{0}' is not desired ObscureUrl. Exception = {1}.", url, ex);
return(false);
}
string text = match.Result("${guid}");
string x = match.Result("${hash}");
SecurityIdentifier securityIdentifier = null;
string text2 = match.Result("${sid}");
if (sharingDataType == SharingDataType.ReachCalendar)
{
if (!StringComparer.Ordinal.Equals(x, ObscureUrl.CalculateHashString(ObscureKind.Normal, text)))
{
ExTraceGlobals.SharingTracer.TraceDebug <string>(0L, "ObscureUrl.TryParse(): Incorrect hash value for reachUrl:'{0}'", url);
return(false);
}
if (string.IsNullOrEmpty(text2))
{
ExTraceGlobals.SharingTracer.TraceDebug <string>(0L, "ObscureUrl.TryParse(): sid value missing for reachUrl:'{0}'", url);
return(false);
}
securityIdentifier = new SecurityIdentifier(text2);
if (!ExternalUser.IsValidReachSid(securityIdentifier))
{
ExTraceGlobals.SharingTracer.TraceDebug <string>(0L, "ObscureUrl.TryParse(): Not a valid reach sid:'{0}'", url);
return(false);
}
obscureUrl = new ObscureUrl(uri, sharingDataType, guid, match.Result("${domain}"), text, ObscureKind.Normal, securityIdentifier);
ExTraceGlobals.SharingTracer.TraceDebug <string, string>(0L, "ObscureUrl.TryParse(): The url {0} is parsed as ReachCalendar ObscureUrl {1}.", url, obscureUrl.TraceInfo);
return(true);
}
else
{
if (sharingDataType != SharingDataType.Calendar)
{
ExTraceGlobals.SharingTracer.TraceDebug <SharingDataType>(0L, "ObscureUrl.TryParse(): Sharing Datatype:{0} is not supported ", sharingDataType);
return(false);
}
if (!string.IsNullOrEmpty(text2))
{
ExTraceGlobals.SharingTracer.TraceDebug <string>(0L, "ObscureUrl.TryParse(): SID is not applicable for published calendar url:'{0}'", url);
return(false);
}
foreach (object obj in Enum.GetValues(typeof(ObscureKind)))
{
ObscureKind obscureKind = (ObscureKind)obj;
if (StringComparer.Ordinal.Equals(x, ObscureUrl.CalculateHashString(obscureKind, text)))
{
obscureUrl = new ObscureUrl(uri, sharingDataType, guid, match.Result("${domain}"), text, obscureKind, securityIdentifier);
ExTraceGlobals.SharingTracer.TraceDebug <string, string>(0L, "ObscureUrl.TryParse(): The url {0} is parsed as Calendar ObscureUrl {1}.", url, obscureUrl.TraceInfo);
return(true);
}
}
ExTraceGlobals.SharingTracer.TraceDebug <string>(0L, "ObscureUrl.TryParse(): Incorrect hash value for Calendar url:{0}", url);
return(false);
}
}
private static string CalculateHashString(ObscureKind obscureKind, string guidIdentity)
{
StringHasher stringHasher = new StringHasher();
return(stringHasher.GetHash(guidIdentity + obscureKind).ToString(NumberFormatInfo.InvariantInfo));
}
private ObscureUrl(Uri uri, SharingDataType dataType, Guid mailboxGuid, string domain, string guidIdentity, ObscureKind obscureKind, SecurityIdentifier reachUserSid) : base(uri, dataType, ObscureUrl.CalculateIdentity(dataType, guidIdentity))
{
Util.ThrowOnNullOrEmptyArgument(domain, "domain");
Util.ThrowOnNullOrEmptyArgument(guidIdentity, "guidIdentity");
this.ReachUserSid = reachUserSid;
this.mailboxGuid = mailboxGuid;
this.domain = domain;
this.guidIdentity = guidIdentity;
this.obscureKind = obscureKind;
}
