authentication in active directory

using System.Security;
        public User Login(string login_name, string password){
            ICredValidator cv = new LdapCredValidator(); //LanCredValidator();
            User u = new User(conn);
            if (cv.ValidateCred("MY-DOM", login_name, password))
            {
                // validation sucess
            }else Throw("Login failed for {0}",login_name);
            return u;
        }

active directory - get computer lists

 public void AD_ComputerList()
        {
            DirectoryEntry entry = new DirectoryEntry("LDAP://my-dom");
            DirectorySearcher mySearcher = new DirectorySearcher(entry);
            mySearcher.Filter = ("(objectClass=computer)");
            Console.WriteLine("Listing of computers in the Active Directory");
            Console.WriteLine("============================================");
            foreach(SearchResult resEnt in mySearcher.FindAll())
            {
                Console.WriteLine("Name: {0}", resEnt.GetDirectoryEntry().Name.ToString());
            }
            Console.WriteLine("=========== End of Listing =============");

        }

C# how to get current windows login

  public void WinIdentity() {
           System.Security.Principal.WindowsIdentity i = System.Security.Principal.WindowsIdentity.GetCurrent();
            Console.WriteLine("name: {0}, token: {1}", i.Name, i.Groups[0].ToString());
            Assert.IsNotNull(i);
        }

webservice logging incoming/outgoing data

add following to web.config under system.web

        <httpModules>
                        <add name="RequestResponseLogger" type="LoggingFilter, LoggingFilter"/>
                </httpModules>
                <customErrors mode="Off"/>
        </system.web>
        <microsoft.web.services2>
                <diagnostics>
                        <trace enabled="true" input="D:\Logs\in.txt" output="D:\Logs\out.txt"/>
                </diagnostics>
        </microsoft.web.services2>
</configuration>

php function for dot.net webservice submission

<?
function web_service($serv,$plain_data){
        $curl_handle = curl_init();
        curl_setopt($curl_handle, CURLOPT_URL, "https://myserver.com/myService.asmx/".$serv);
        curl_setopt($curl_handle, CURLOPT_HEADER, 1);
        curl_setopt($curl_handle, CURLOPT_FOLLOWLOCATION, 1);
        curl_setopt($curl_handle, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($curl_handle, CURLOPT_SSL_VERIFYPEER, 0);
        curl_setopt($curl_handle, CURLOPT_SSL_VERIFYHOST, 0);
        curl_setopt($curl_handle, CURLOPT_POST, 1);
        curl_setopt($curl_handle, CURLOPT_POSTFIELDS, $plain_data);
        $response = curl_exec ($curl_handle) or die ( "There has been an error connecting");
        #echo $response;
        curl_close ($curl_handle);
        $response= strstr($response, '<?xml version="1.0" encoding="utf-8"?>');
        $re = str_replace('&gt;','>',str_replace('&lt;','<',$response));
        $re1= str_replace('<string xmlns="http://tempuri.org/">',"<string>",$re);

        return $re1;
}


function web_method($f,$u){

        $data="Subscriber=".$f['studid']."&Affiliate=".$u['referral']
        $re1= msi_service("MyMethodName1",$data);
        $xml = simplexml_load_string($re1);
        $result = $xml->xpath("/string"); // <- parsing result 
        foreach($result as $result_code) {
                return $result_code;
        }
        return $re1;
}
?>
 

here is post how to configure web service to allow remote post/get submission

rework dynamic sql into stored procedure with optional parameters

CREATE PROCEDURE TestProc
(
@Param1 varchar(50) = NULL,
@Param2 varchar(50) = NULL,
@Param3 varchar(50) = NULL
)
AS
SELECT
*

FROM
TestTable

WHERE
((@Param1 IS NULL) OR (col1 = @Param1)) AND
((@Param2 IS NULL) OR (col2 = @Param2)) AND
((@Param3 IS NULL) OR (col3 = @Param3))

c# property with using cache (expiration added)

    public static int CacheDyration = 10;
    /// <summary>
    /// Cached  Merchant table 
    /// </summary>
    public static Hashtable MerchantHash
    {
        get
        {
            Hashtable retValue = null;
            // Check if cache has Merchant saved
            if (HttpContext.Current.Cache["MerchantHash"] != null)
            { // Return cached version
                retValue = (Hashtable)HttpContext.Current.Cache["MerchantHash"];
            }
            else
            {
                // initializing  new instance,  you can change this initialization  with using BLL classes
                MerchantTableAdapter da = new MerchantTableAdapter();
                retValue = Hashmaker.Hash(da.GetData(), "merchant_id", "merchantname");
                if (retValue.Count > 0)
                {
                    HttpContext.Current.Cache.Insert("MerchantHash", retValue, null, Cache.NoAbsoluteExpiration, new TimeSpan(0, CacheDyration, 0));
                }

            }
            return retValue;
        }

        set
        { // Check if item is already in there
            if (HttpContext.Current.Cache["MerchantHash"] != null)
            {
                // Remove old item
                HttpContext.Current.Cache.Remove("MerchantHash");
            } // Place a new one
            HttpContext.Current.Cache.Insert("MerchantHash", value, null, Cache.NoAbsoluteExpiration, new TimeSpan(0, CacheDyration, 0));
        }
    }

clear cache in ASP.NET VB.NET

Private Sub ClearCache()
        For Each CacheKey As DictionaryEntry In Cache
            If CacheKey.Key.GetType.Equals(GetType(System.String)) Then
                Dim MyKey As String = CacheKey.Key
                    Cache.Remove(CacheKey.Key)
            End If
        Next
End Sub

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