|
//------------------------------------------------------------------------------
// <copyright file="DataConnectionError.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
//------------------------------------------------------------------------------
using System;
using System.Web.UI;
[assembly:WebResource("add_permissions_for_users.gif", "image/gif")]
[assembly:WebResource("properties_security_tab_w_user.gif", "image/gif")]
[assembly:WebResource("properties_security_tab.gif", "image/gif")]
namespace System.Web.DataAccess
{
using System;
using System.Web;
using System.Globalization;
using System.Collections;
using System.Collections.Specialized;
using System.Data;
using System.Data.OleDb;
using System.IO;
using System.Threading;
using System.Configuration;
using System.Web.Util;
using System.Security.Permissions;
using System.Web.Hosting;
using System.Security.Principal;
using System.Web.UI;
using System.Web.Handlers;
using System.Web.Configuration;
using System.Diagnostics;
using System.Text;
//////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////
internal enum DataConnectionErrorEnum
{
CanNotCreateDataDir,
CanNotWriteToDataDir,
CanNotWriteToDBFile
}
internal static class DataConnectionHelper
{
internal static string GetCurrentName()
{
string userName = "NETWORK SERVICE";
string domainName = "NT AUTHORITY";
IntPtr pSid = IntPtr.Zero;
try
{
if( UnsafeNativeMethods.ConvertStringSidToSid( "S-1-5-20", out pSid ) != 0 &&
pSid != IntPtr.Zero )
{
int userNameLen = 256;
int domainNameLen = 256;
int sidNameUse = 0;
StringBuilder bufUserName = new StringBuilder( userNameLen );
StringBuilder bufDomainName = new StringBuilder( domainNameLen );
if( 0 != UnsafeNativeMethods.LookupAccountSid( null,
pSid,
bufUserName,
ref userNameLen,
bufDomainName,
ref domainNameLen,
ref sidNameUse ) )
{
userName = bufUserName.ToString();
domainName = bufDomainName.ToString();
}
}
WindowsIdentity id = WindowsIdentity.GetCurrent();
if( id != null && id.Name != null )
{
if ( string.Compare( id.Name,
domainName + @"\" + userName,
StringComparison.OrdinalIgnoreCase ) == 0 )
{
return userName;
}
return id.Name;
}
}
catch {}
finally
{
if( pSid != IntPtr.Zero )
{
UnsafeNativeMethods.LocalFree( pSid );
}
}
return String.Empty;
}
}
internal class DataConnectionErrorFormatter : ErrorFormatter
{
protected static NameValueCollection s_errMessages = new NameValueCollection();
protected static object s_Lock = new object ();
protected string _UserName;
protected DataConnectionErrorEnum _Error;
protected override string ErrorTitle
{
get { return null; }
}
protected override string Description
{
get { return null; }
}
protected override string MiscSectionTitle
{
get
{
return SR.GetString(SR.DataAccessError_MiscSectionTitle) ;
}
}
protected override string MiscSectionContent
{
get
{
string url;
int currentNumber = 1;
string resourceString = GetResourceStringAndSetAdaptiveNumberedText(ref currentNumber, SR.DataAccessError_MiscSection_1);
string miscContent = "<ol>\n<li>" + resourceString + "</li>\n";
switch (_Error)
{
case DataConnectionErrorEnum.CanNotCreateDataDir:
resourceString = GetResourceStringAndSetAdaptiveNumberedText(ref currentNumber, SR.DataAccessError_MiscSection_2_CanNotCreateDataDir);
miscContent += "<li>" + resourceString + "</li>\n";
resourceString = GetResourceStringAndSetAdaptiveNumberedText(ref currentNumber, SR.DataAccessError_MiscSection_2);
miscContent += "<li>" + resourceString + "</li>\n";
break;
case DataConnectionErrorEnum.CanNotWriteToDataDir:
resourceString = GetResourceStringAndSetAdaptiveNumberedText(ref currentNumber, SR.DataAccessError_MiscSection_2);
miscContent += "<li>" + resourceString + "</li>\n";
break;
case DataConnectionErrorEnum.CanNotWriteToDBFile:
resourceString = GetResourceStringAndSetAdaptiveNumberedText(ref currentNumber, SR.DataAccessError_MiscSection_2_CanNotWriteToDBFile_a);
miscContent += "<li>" + resourceString + "</li>\n";
resourceString = GetResourceStringAndSetAdaptiveNumberedText(ref currentNumber, SR.DataAccessError_MiscSection_2_CanNotWriteToDBFile_b);
miscContent += "<li>" + resourceString + "</li>\n";
break;
}
resourceString = GetResourceStringAndSetAdaptiveNumberedText(ref currentNumber, SR.DataAccessError_MiscSection_3);
miscContent += "<li>" + resourceString + "<br></li>\n";
url = AssemblyResourceLoader.GetWebResourceUrl(typeof(Page), "properties_security_tab.gif", true);
miscContent += "<br><br><IMG SRC=\"" + url + "\"><br><br><br>";
resourceString = GetResourceStringAndSetAdaptiveNumberedText(ref currentNumber, SR.DataAccessError_MiscSection_ClickAdd);
miscContent += "<li>" + resourceString + "</li>\n";
url = AssemblyResourceLoader.GetWebResourceUrl(typeof(Page), "add_permissions_for_users.gif", true);
miscContent += "<br><br><IMG SRC=\"" + url + "\"><br><br>";
string four;
if (!String.IsNullOrEmpty(_UserName))
four = GetResourceStringAndSetAdaptiveNumberedText(ref currentNumber, SR.DataAccessError_MiscSection_4, _UserName);
else
four = GetResourceStringAndSetAdaptiveNumberedText(ref currentNumber, SR.DataAccessError_MiscSection_4_2);
miscContent += "<li>" + four + "</li>\n";
resourceString = GetResourceStringAndSetAdaptiveNumberedText(ref currentNumber, SR.DataAccessError_MiscSection_ClickOK);
miscContent += "<li>" + resourceString + "</li>\n";
resourceString = GetResourceStringAndSetAdaptiveNumberedText(ref currentNumber, SR.DataAccessError_MiscSection_5);
miscContent += "<li>" + resourceString + "</li>\n";
url = AssemblyResourceLoader.GetWebResourceUrl(typeof(Page), "properties_security_tab_w_user.gif", true);
miscContent += "<br><br><IMG SRC=\"" + url + "\"><br><br>";
resourceString = GetResourceStringAndSetAdaptiveNumberedText(ref currentNumber, SR.DataAccessError_MiscSection_ClickOK);
miscContent += "<li>" + resourceString + "</li>\n";
return miscContent;
}
}
protected override string ColoredSquareTitle
{
get { return null; }
}
protected override string ColoredSquareContent
{
get { return null; }
}
protected override bool ShowSourceFileInfo
{
get { return false; }
}
private string GetResourceStringAndSetAdaptiveNumberedText(ref int currentNumber, string resourceId) {
string resourceString = SR.GetString(resourceId);
SetAdaptiveNumberedText(ref currentNumber, resourceString);
return resourceString;
}
private string GetResourceStringAndSetAdaptiveNumberedText(ref int currentNumber, string resourceId, string parameter1) {
string resourceString = SR.GetString(resourceId, parameter1);
SetAdaptiveNumberedText(ref currentNumber, resourceString);
return resourceString;
}
private void SetAdaptiveNumberedText(ref int currentNumber, string resourceString) {
string adaptiveText = currentNumber.ToString(CultureInfo.InvariantCulture) + " " + resourceString;
AdaptiveMiscContent.Add(adaptiveText);
currentNumber += 1;
}
}
internal sealed class SqlExpressConnectionErrorFormatter : DataConnectionErrorFormatter
{
internal SqlExpressConnectionErrorFormatter(DataConnectionErrorEnum error)
{
_UserName = (HttpRuntime.HasUnmanagedPermission() ? DataConnectionHelper.GetCurrentName() : String.Empty);
_Error = error;
}
internal SqlExpressConnectionErrorFormatter(string userName, DataConnectionErrorEnum error)
{
_UserName = userName;
_Error = error;
}
protected override string ErrorTitle
{
get
{
string resourceKey = null;
switch ( _Error )
{
case DataConnectionErrorEnum.CanNotCreateDataDir:
resourceKey = SR.DataAccessError_CanNotCreateDataDir_Title;
break;
case DataConnectionErrorEnum.CanNotWriteToDataDir:
resourceKey = SR.SqlExpressError_CanNotWriteToDataDir_Title;
break;
case DataConnectionErrorEnum.CanNotWriteToDBFile:
resourceKey = SR.SqlExpressError_CanNotWriteToDbfFile_Title;
break;
}
return SR.GetString (resourceKey);
}
}
protected override string Description
{
get
{
string resourceKey1 = null;
string resourceKey2 = null;
switch (_Error)
{
case DataConnectionErrorEnum.CanNotCreateDataDir:
resourceKey1 = SR.DataAccessError_CanNotCreateDataDir_Description;
resourceKey2 = SR.DataAccessError_CanNotCreateDataDir_Description_2;
break;
case DataConnectionErrorEnum.CanNotWriteToDataDir:
resourceKey1 = SR.SqlExpressError_CanNotWriteToDataDir_Description;
resourceKey2 = SR.SqlExpressError_CanNotWriteToDataDir_Description_2;
break;
case DataConnectionErrorEnum.CanNotWriteToDBFile:
resourceKey1 = SR.SqlExpressError_CanNotWriteToDbfFile_Description;
resourceKey2 = SR.SqlExpressError_CanNotWriteToDbfFile_Description_2;
break;
}
string desc;
if (!String.IsNullOrEmpty(_UserName))
desc = SR.GetString (resourceKey1, _UserName);
else
desc = SR.GetString (resourceKey2);
desc += " " + SR.GetString(SR.SqlExpressError_Description_1);
return desc;
}
}
}
internal sealed class SqlExpressDBFileAutoCreationErrorFormatter : UnhandledErrorFormatter
{
static string s_errMessage = null;
static object s_Lock = new object();
internal SqlExpressDBFileAutoCreationErrorFormatter( Exception exception ) : base( exception )
{
}
protected override string MiscSectionTitle
{
get
{
return SR.GetString(SR.SqlExpress_MDF_File_Auto_Creation_MiscSectionTitle) ;
}
}
protected override string MiscSectionContent
{
get
{
return CustomErrorMessage;
}
}
internal static string CustomErrorMessage
{
get
{
if( s_errMessage == null )
{
lock( s_Lock )
{
if( s_errMessage == null )
{
string resourceString;
resourceString = SR.GetString(SR.SqlExpress_MDF_File_Auto_Creation) ;
s_errMessage += "<br><br><p>" + resourceString + "<br></p>\n";
s_errMessage += "<ol>\n";
resourceString = SR.GetString(SR.SqlExpress_MDF_File_Auto_Creation_1) ;
s_errMessage += "<li>" + resourceString + "</li>\n";
resourceString = SR.GetString(SR.SqlExpress_MDF_File_Auto_Creation_2) ;
s_errMessage += "<li>" + resourceString + "</li>\n";
resourceString = SR.GetString(SR.SqlExpress_MDF_File_Auto_Creation_3) ;
s_errMessage += "<li>" + resourceString + "</li>\n";
resourceString = SR.GetString(SR.SqlExpress_MDF_File_Auto_Creation_4) ;
s_errMessage += "<li>" + resourceString + "</li>\n";
s_errMessage += "</ol>\n";
}
}
}
return s_errMessage;
}
}
}
}
|