private static void EnsureOU(string dn, ADHelper adHelper)
{
if (string.IsNullOrEmpty(dn) == false)
{
string[] rdns = new RdnSequencePartEnumerator(dn).ToArray();
for (int i = rdns.Length - 1; i >= 0; i--)
{
if (rdns[i].StartsWith("OU=", StringComparison.Ordinal) == false)
{
throw new FormatException("DN格式错误。正确的格式为OU=ou1[,OU=ouBase][,...]");
}
}
string lastRoot = null;
for (int i = rdns.Length - 1; i >= 0; i--)
{
string root = rdns[i] + (lastRoot == null ? null : "," + lastRoot);
if (adHelper.EntryExists(root) == false)
{
using (DirectoryEntry entry = string.IsNullOrEmpty(lastRoot) ? adHelper.GetRootEntry() : adHelper.NewEntry(lastRoot))
{
using (DirectoryEntry here = entry.Children.Add(rdns[i], "organizationalUnit"))
{
here.CommitChanges();
}
}
}
lastRoot = root;
}
}
}
private static StringBuilder GetEntryLongNameBuilder(DirectoryEntry entry, out string ldif)
{
string dn = entry.Properties["distinguishedName"].Value.ToString();
StringBuilder builder = new StringBuilder(64);
var de = new RdnSequencePartEnumerator(dn).GetEnumerator();
ldif = null;
if (de.MoveNext())
{
RdnAttribute attr = RdnAttribute.Parse(de.Current);
builder.Append(attr.StringValue);
builder.Append('$');
ldif = attr.Ldif;
while (de.MoveNext())
{
attr = RdnAttribute.Parse(de.Current);
builder.Append(attr.StringValue);
builder.Append('$');
}
MakeTimePostfixToBuilderAndTrim(builder);
return(builder);
}
else
{
throw new FormatException("DN格式不正确");
}
}
private static StringBuilder GetEntryLongNameBuilder(DirectoryEntry entry, out string ldif)
{
string dn = entry.Properties["distinguishedName"].Value.ToString();
StringBuilder builder = new StringBuilder(64);
var de = new RdnSequencePartEnumerator(dn).GetEnumerator();
ldif = null;
if (de.MoveNext())
{
RdnAttribute attr = RdnAttribute.Parse(de.Current);
builder.Append(attr.StringValue);
builder.Append('$');
ldif = attr.Ldif;
while (de.MoveNext())
{
attr = RdnAttribute.Parse(de.Current);
builder.Append(attr.StringValue);
builder.Append('$');
}
MakeTimePostfixToBuilderAndTrim(builder);
return builder;
}
else
throw new FormatException("DN格式不正确");
}
/// <summary>
/// 提取当前RDN序列的上一级的RDN序列
/// </summary>
/// <param name="rdnSequence">当前级的RDN序列</param>
/// <returns></returns>
public static string GetParentRdnSequence(string rdnSequence)
{
var ie = new RdnSequencePartEnumerator(rdnSequence).GetEnumerator();
if (ie.MoveNext())
{
int nextIndex = ie.Current.Length + 1;
if (nextIndex < rdnSequence.Length)
{
return rdnSequence.Substring(nextIndex);
}
else
return string.Empty;
}
else
{
throw new FormatException("无法提取上级路径");
}
}
