private static void RemoveFilterFromLoadOrder(DirectoryEntry filterContainer, string name)
{
string text = (string)filterContainer.Properties["FilterLoadOrder"].Value;
if (text == null || text.Length == 0)
{
return;
}
StringBuilder stringBuilder = new StringBuilder();
string[] array = text.Split(new char[]
{
','
});
for (int i = 0; i < array.Length; i++)
{
if (string.Compare(array[i], name, true, CultureInfo.InvariantCulture) != 0)
{
stringBuilder.Append(array[i]);
stringBuilder.Append(",");
}
}
if (stringBuilder.Length > 0)
{
stringBuilder.Remove(stringBuilder.Length - 1, 1);
}
filterContainer.Properties["FilterLoadOrder"].Value = stringBuilder.ToString();
filterContainer.CommitChanges();
IisUtility.CommitMetabaseChanges(IisUtility.ServerFromWebSite(IisUtility.WebSiteFromMetabasePath(filterContainer.Path)));
}
internal static void SetVirtualDirectoryGzipLevel(string adsiVirtualDirectoryPath, GzipLevel gzipLevel)
{
using (DirectoryEntry directoryEntry = IisUtility.CreateIISDirectoryEntry(adsiVirtualDirectoryPath))
{
bool flag = gzipLevel == GzipLevel.High;
bool flag2 = gzipLevel == GzipLevel.Low || gzipLevel == GzipLevel.High;
IisUtility.SetProperty(directoryEntry, "DoDynamicCompression", flag, true);
IisUtility.SetProperty(directoryEntry, "DoStaticCompression", flag2, true);
directoryEntry.CommitChanges();
IisUtility.CommitMetabaseChanges(IisUtility.ServerFromWebSite(IisUtility.WebSiteFromMetabasePath(directoryEntry.Path)));
}
}
public static DirectoryEntry CreateIsapiFilter(string parent, string localPath, string filterName, out bool created)
{
created = false;
DirectoryEntry directoryEntry = null;
DirectoryEntry result;
try
{
bool flag;
using (DirectoryEntry directoryEntry2 = IisUtility.FindOrCreateWebObject(parent, "Filters", "IIsFilters", out flag))
{
if (flag)
{
directoryEntry2.CommitChanges();
IisUtility.CommitMetabaseChanges(IisUtility.ServerFromWebSite(IisUtility.WebSiteFromMetabasePath(directoryEntry2.Path)));
}
directoryEntry = IisUtility.FindOrCreateWebObject(directoryEntry2.Path, filterName, "IIsFilter", out flag);
if (flag || (directoryEntry.Properties["FilterPath"].Value is string && (string)directoryEntry.Properties["FilterPath"].Value != localPath))
{
directoryEntry.Properties["FilterPath"].Value = localPath;
flag = true;
}
string text = (string)directoryEntry2.Properties["FilterLoadOrder"].Value;
if (text == null || text.Length == 0)
{
directoryEntry2.Properties["FilterLoadOrder"].Value = filterName;
}
else if (!IsapiFilter.IsFilterInLoadOrder(text, filterName))
{
StringBuilder stringBuilder = new StringBuilder(text);
stringBuilder.Append(",");
stringBuilder.Append(filterName);
directoryEntry2.Properties["FilterLoadOrder"].Value = stringBuilder.ToString();
}
directoryEntry2.CommitChanges();
IisUtility.CommitMetabaseChanges(IisUtility.ServerFromWebSite(IisUtility.WebSiteFromMetabasePath(directoryEntry2.Path)));
created = flag;
result = directoryEntry;
}
}
catch (Exception)
{
if (directoryEntry != null)
{
directoryEntry.Close();
}
throw;
}
return(result);
}
public static void RemoveIsapiFilter(string parent, string name)
{
DirectoryEntry directoryEntry = null;
DirectoryEntry directoryEntry2 = null;
try
{
directoryEntry = IisUtility.FindWebObject(parent, "Filters", "IIsFilters");
directoryEntry2 = directoryEntry.Children.Find(name, string.Empty);
directoryEntry.Children.Remove(directoryEntry2);
directoryEntry.CommitChanges();
IisUtility.CommitMetabaseChanges(IisUtility.ServerFromWebSite(IisUtility.WebSiteFromMetabasePath(directoryEntry.Path)));
}
catch (WebObjectNotFoundException)
{
}
catch (DirectoryNotFoundException)
{
if (directoryEntry == null || directoryEntry2 != null)
{
throw;
}
}
catch (Exception innerException)
{
if (directoryEntry2 != null)
{
throw new IsapiFilterNotRemovedException(parent, name, innerException);
}
throw;
}
finally
{
if (directoryEntry2 != null)
{
directoryEntry2.Close();
}
using (directoryEntry)
{
if (directoryEntry != null)
{
IsapiFilter.RemoveFilterFromLoadOrder(directoryEntry, name);
}
}
}
}
internal static void SetIisGzipLevel(string site, GzipLevel gzipLevel)
{
if (gzipLevel == GzipLevel.Off)
{
return;
}
string str = site + "/W3SVC";
bool flag = gzipLevel == GzipLevel.High;
bool flag2 = true;
bool flag3 = true;
string[] array = new string[]
{
"htm",
"html",
"txt",
"htc",
"css",
"js",
"xsl",
"docx",
"doc",
"xlsx",
"xls",
"pptx",
"ppt",
"mdb"
};
string[] array2 = new string[]
{
"owa",
"aspx",
"eas"
};
string[] array3 = new string[]
{
"ashx"
};
int num = 10;
int num2 = 3;
bool flag4 = false;
bool flag5 = false;
bool flag6 = false;
using (DirectoryEntry directoryEntry = IisUtility.CreateIISDirectoryEntry(str + "/Filters/Compression/gzip"))
{
if (gzipLevel == GzipLevel.High)
{
IisUtility.SetProperty(directoryEntry, "HCDoDynamicCompression", flag, true);
}
IisUtility.SetProperty(directoryEntry, "HCDoStaticCompression", flag2, true);
IisUtility.SetProperty(directoryEntry, "HCDoOnDemandCompression", flag3, true);
for (int i = 0; i < array.Length; i++)
{
IisUtility.SetProperty(directoryEntry, "HCFileExtensions", array[i], i == 0);
}
IList list = null;
if (directoryEntry.Properties.Contains("HCScriptFileExtensions"))
{
list = directoryEntry.Properties["HCScriptFileExtensions"];
}
for (int j = 0; j < array2.Length; j++)
{
bool flag7 = false;
if (list != null)
{
for (int k = 0; k < list.Count; k++)
{
if (list[k] is string && string.Equals(array2[j], (string)list[k], StringComparison.OrdinalIgnoreCase))
{
flag7 = true;
break;
}
}
}
if (!flag7)
{
IisUtility.SetProperty(directoryEntry, "HCScriptFileExtensions", array2[j], false);
}
}
if (list != null)
{
for (int l = 0; l < array3.Length; l++)
{
for (int m = 0; m < list.Count; m++)
{
if (list[m] is string && string.Equals(array3[l], (string)list[m], StringComparison.OrdinalIgnoreCase))
{
list.Remove((string)list[m]);
m = -1;
}
}
}
}
IisUtility.SetProperty(directoryEntry, "HCOnDemandCompLevel", num, true);
if (gzipLevel == GzipLevel.High)
{
IisUtility.SetProperty(directoryEntry, "HCDynamicCompressionLevel", num2, true);
}
directoryEntry.CommitChanges();
IisUtility.CommitMetabaseChanges(IisUtility.ServerFromWebSite(site));
}
using (DirectoryEntry directoryEntry2 = IisUtility.CreateIISDirectoryEntry(str + "/Filters/Compression/Parameters"))
{
IisUtility.SetProperty(directoryEntry2, "HCSendCacheHeaders", flag4, true);
IisUtility.SetProperty(directoryEntry2, "HCNoCompressionForHTTP10", flag5, true);
IisUtility.SetProperty(directoryEntry2, "HCNoCompressionForProxies", flag6, true);
directoryEntry2.CommitChanges();
IisUtility.CommitMetabaseChanges(IisUtility.ServerFromWebSite(site));
}
}