Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.Web/DataAccess/DataConnectionHelper.cs

@@ -0,0 +1,359 @@
+//------------------------------------------------------------------------------
+// <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;
+            }
+        }
+    }
+}