diff --git a/WebsitePanel/Sources/WebsitePanel.Providers.Base/WebAppGallery/DeploymentParameter.cs b/WebsitePanel/Sources/WebsitePanel.Providers.Base/WebAppGallery/DeploymentParameter.cs
index 5306c53d..53949106 100644
--- a/WebsitePanel/Sources/WebsitePanel.Providers.Base/WebAppGallery/DeploymentParameter.cs
+++ b/WebsitePanel/Sources/WebsitePanel.Providers.Base/WebAppGallery/DeploymentParameter.cs
@@ -101,6 +101,8 @@ namespace WebsitePanel.Providers.WebAppGallery
         public DeploymentParameterValidationKind ValidationKind { get; set; }
         public string ValidationString { get; set; }
         public DeploymentParameterWellKnownTag WellKnownTags { get; set; }
+        public string ValuePrefix { get; set; }
+        public string ValueSuffix { get; set; }
         #endregion
 
 #if DEBUG
diff --git a/WebsitePanel/Sources/WebsitePanel.WebPortal/DesktopModules/WebsitePanel/WebApplicationGalleryParamControl.ascx b/WebsitePanel/Sources/WebsitePanel.WebPortal/DesktopModules/WebsitePanel/WebApplicationGalleryParamControl.ascx
index 0314b1b6..4fd2dd72 100644
--- a/WebsitePanel/Sources/WebsitePanel.WebPortal/DesktopModules/WebsitePanel/WebApplicationGalleryParamControl.ascx
+++ b/WebsitePanel/Sources/WebsitePanel.WebPortal/DesktopModules/WebsitePanel/WebApplicationGalleryParamControl.ascx
@@ -42,7 +42,9 @@
 
     <%-- Text value --%>
     <div id="TextControl" runat="server" class="FormField">
+        <asp:Literal ID="valPrefix" runat="server" Text=""></asp:Literal>
         <asp:TextBox ID="textValue" runat="server" Width="600px"></asp:TextBox>
+        <asp:Literal ID="valSuffix" runat="server" Text=""></asp:Literal>
         <div>
             <asp:RequiredFieldValidator ID="requireTextValue" runat="server" 
                 ControlToValidate="textValue" ValidationGroup="wag" 
diff --git a/WebsitePanel/Sources/WebsitePanel.WebPortal/DesktopModules/WebsitePanel/WebApplicationGalleryParamControl.ascx.cs b/WebsitePanel/Sources/WebsitePanel.WebPortal/DesktopModules/WebsitePanel/WebApplicationGalleryParamControl.ascx.cs
index c37cfaae..6f0258ce 100644
--- a/WebsitePanel/Sources/WebsitePanel.WebPortal/DesktopModules/WebsitePanel/WebApplicationGalleryParamControl.ascx.cs
+++ b/WebsitePanel/Sources/WebsitePanel.WebPortal/DesktopModules/WebsitePanel/WebApplicationGalleryParamControl.ascx.cs
@@ -58,6 +58,18 @@ namespace WebsitePanel.Portal
             private set { ViewState["DefaultValue"] = value; }
         }
 
+        public string ValuePrefix
+        {
+            get { return ViewState["ValuePrefix"] != null ? (string)ViewState["ValuePrefix"] : null; }
+            private set { ViewState["ValuePrefix"] = value; }
+        }
+
+        public string ValueSuffix
+        {
+            get { return ViewState["ValueSuffix"] != null ? (string)ViewState["ValueSuffix"] : null; }
+            private set { ViewState["ValueSuffix"] = value; }
+        }
+
         public DeploymentParameterWellKnownTag WellKnownTags
         {
             get { return this.wellKnownTags; }
@@ -96,11 +108,25 @@ namespace WebsitePanel.Portal
             this.wellKnownTags = param.WellKnownTags;
             this.validationKind = param.ValidationKind;
             this.validationString = param.ValidationString;
+            this.ValuePrefix = param.ValuePrefix;
+            this.ValueSuffix = param.ValueSuffix;
 
             // toggle controls
             BindControls();
         }
 
+        public void SetTextValuePrefixSuffix(string prefix, string suffix)
+        {
+            if (!string.IsNullOrEmpty(prefix))
+            {
+                valPrefix.Text = prefix;
+            }
+            if (!string.IsNullOrEmpty(suffix))
+            {
+                valSuffix.Text = suffix;
+            }
+        }
+
         public DeploymentParameter GetParameter()
         {
             DeploymentParameter parameter = new DeploymentParameter();
@@ -120,7 +146,7 @@ namespace WebsitePanel.Portal
             if (PasswordControl.Visible)
                 return password.Text;
             else if (TextControl.Visible)
-                return textValue.Text.Trim();
+                return valPrefix.Text + textValue.Text.Trim() + valSuffix.Text;
             else if (BooleanControl.Visible)
                 return boolValue.Checked.ToString();
             else if (EnumControl.Visible)
@@ -185,6 +211,8 @@ namespace WebsitePanel.Portal
                 // Text value
                 TextControl.Visible = true;
                 textValue.Text = DefaultValue;
+                valPrefix.Text = ValuePrefix;
+                valSuffix.Text = ValueSuffix;
             }
 
             
diff --git a/WebsitePanel/Sources/WebsitePanel.WebPortal/DesktopModules/WebsitePanel/WebApplicationGalleryParamControl.ascx.designer.cs b/WebsitePanel/Sources/WebsitePanel.WebPortal/DesktopModules/WebsitePanel/WebApplicationGalleryParamControl.ascx.designer.cs
index 57183574..28c270f4 100644
--- a/WebsitePanel/Sources/WebsitePanel.WebPortal/DesktopModules/WebsitePanel/WebApplicationGalleryParamControl.ascx.designer.cs
+++ b/WebsitePanel/Sources/WebsitePanel.WebPortal/DesktopModules/WebsitePanel/WebApplicationGalleryParamControl.ascx.designer.cs
@@ -120,6 +120,15 @@ namespace WebsitePanel.Portal {
         /// </remarks>
         protected global::System.Web.UI.HtmlControls.HtmlGenericControl TextControl;
         
+        /// <summary>
+        /// valPrefix control.
+        /// </summary>
+        /// <remarks>
+        /// Auto-generated field.
+        /// To modify move field declaration from designer file to code-behind file.
+        /// </remarks>
+        protected global::System.Web.UI.WebControls.Literal valPrefix;
+        
         /// <summary>
         /// textValue control.
         /// </summary>
@@ -129,6 +138,15 @@ namespace WebsitePanel.Portal {
         /// </remarks>
         protected global::System.Web.UI.WebControls.TextBox textValue;
         
+        /// <summary>
+        /// valSuffix control.
+        /// </summary>
+        /// <remarks>
+        /// Auto-generated field.
+        /// To modify move field declaration from designer file to code-behind file.
+        /// </remarks>
+        protected global::System.Web.UI.WebControls.Literal valSuffix;
+        
         /// <summary>
         /// requireTextValue control.
         /// </summary>
diff --git a/WebsitePanel/Sources/WebsitePanel.WebPortal/DesktopModules/WebsitePanel/WebApplicationGalleryParams.ascx.cs b/WebsitePanel/Sources/WebsitePanel.WebPortal/DesktopModules/WebsitePanel/WebApplicationGalleryParams.ascx.cs
index a2570958..b45f78b4 100644
--- a/WebsitePanel/Sources/WebsitePanel.WebPortal/DesktopModules/WebsitePanel/WebApplicationGalleryParams.ascx.cs
+++ b/WebsitePanel/Sources/WebsitePanel.WebPortal/DesktopModules/WebsitePanel/WebApplicationGalleryParams.ascx.cs
@@ -28,7 +28,8 @@
 
 using System;
 using System.Collections.Generic;
-using System.IO;
+using System.Globalization;
+using System.IO;
 using System.Web.UI.WebControls;
 using WebsitePanel.EnterpriseServer;
 using WebsitePanel.Providers.Common;
@@ -52,8 +53,9 @@ namespace WebsitePanel.Portal
                     DeploymentParameterWellKnownTag.FlatFile;
 
         private GalleryApplicationResult appResult;
+        private UserInfo _policyUser;
 
-		protected void Page_Load(object sender, EventArgs e)
+        protected void Page_Load(object sender, EventArgs e)
         {
             if (IsPostBack)
                 return;
@@ -148,10 +150,12 @@ namespace WebsitePanel.Portal
                     AddDatabaseEngine(DeploymentParameterWellKnownTag.Sql, ResourceGroups.MsSql2005, GetSharedLocalizedString("ResourceGroup." + ResourceGroups.MsSql2005));
                 if (cntx.Groups.ContainsKey(ResourceGroups.MsSql2000))
                     AddDatabaseEngine(DeploymentParameterWellKnownTag.Sql, ResourceGroups.MsSql2000, GetSharedLocalizedString("ResourceGroup." + ResourceGroups.MsSql2000));
+
+                SetDBPolicies(UserSettings.MSSQL_POLICY, parameters);
             }
 
             // MySQL Server
-            if (FindParameterByTag(parameters, DeploymentParameterWellKnownTag.MySql) != null)
+            else if (FindParameterByTag(parameters, DeploymentParameterWellKnownTag.MySql) != null)
             {
                 // load package context
                 PackageContext cntx = PackagesHelper.GetCachedPackageContext(PanelSecurity.PackageId);
@@ -161,19 +165,22 @@ namespace WebsitePanel.Portal
                     AddDatabaseEngine(DeploymentParameterWellKnownTag.MySql, ResourceGroups.MySql5, GetSharedLocalizedString("ResourceGroup." + ResourceGroups.MySql5));
                 if (cntx.Groups.ContainsKey(ResourceGroups.MySql4))
                     AddDatabaseEngine(DeploymentParameterWellKnownTag.MySql, ResourceGroups.MySql4, GetSharedLocalizedString("ResourceGroup." + ResourceGroups.MySql4));
+
+                SetDBPolicies(UserSettings.MYSQL_POLICY, parameters);
             }
 
             // SQLite
-            if (FindParameterByTag(parameters, DeploymentParameterWellKnownTag.SqLite) != null)
+            else if (FindParameterByTag(parameters, DeploymentParameterWellKnownTag.SqLite) != null)
                 AddDatabaseEngine(DeploymentParameterWellKnownTag.SqLite, "", GetLocalizedString("DatabaseEngine.SQLite"));
 
+            // Flat File
+            else if (FindParameterByTag(parameters, DeploymentParameterWellKnownTag.FlatFile) != null)
+                AddDatabaseEngine(DeploymentParameterWellKnownTag.FlatFile, "", GetLocalizedString("DatabaseEngine.FlatFile"));
+
             // VistaFB
-            if (FindParameterByTag(parameters, DeploymentParameterWellKnownTag.VistaDB) != null)
+            else if (FindParameterByTag(parameters, DeploymentParameterWellKnownTag.VistaDB) != null)
                 AddDatabaseEngine(DeploymentParameterWellKnownTag.VistaDB, "", GetLocalizedString("DatabaseEngine.VistaDB"));
 
-            // Flat File
-            if (FindParameterByTag(parameters, DeploymentParameterWellKnownTag.FlatFile) != null)
-                AddDatabaseEngine(DeploymentParameterWellKnownTag.FlatFile, "", GetLocalizedString("DatabaseEngine.FlatFile"));
 
             // hide module if no database required
             divDatabase.Visible = (databaseEngines.Items.Count > 0);
@@ -182,6 +189,112 @@ namespace WebsitePanel.Portal
             BindParameters(parameters);
         }
 
+        #region prefix & suffix for database name & username
+        private void SetDBPolicies(string policy, IEnumerable<DeploymentParameter> parameters)
+        {
+            foreach (DeploymentParameter parameter in parameters)
+            {
+                if ((parameter.WellKnownTags & DeploymentParameterWellKnownTag.DBName) != 0)
+                {
+                    // database name
+                    string policyValue = GetPackagePolicy(policy, "DatabaseNamePolicy");
+                    ApplyPrefixSuffixPolicy(parameter, policyValue);
+                }
+
+                if ((parameter.WellKnownTags & DeploymentParameterWellKnownTag.DBUserName) != 0)
+                {
+                    // user name
+                    string policyValue = GetPackagePolicy(policy, "UserNamePolicy");
+                    ApplyPrefixSuffixPolicy(parameter, policyValue);
+                }
+            }
+        }
+
+        private bool ApplyPrefixSuffixPolicy(DeploymentParameter parameter, string policyValue)
+        {
+            if (null != policyValue)
+            {
+                string prefix, suffix;
+                ParsePolicyPrefixSuffix(policyValue, out prefix, out suffix);
+                if (!string.IsNullOrEmpty(prefix))
+                    parameter.ValuePrefix = prefix;
+                if (!string.IsNullOrEmpty(suffix))
+                    parameter.ValueSuffix = suffix;
+                return true;
+            }
+            return false;
+        }
+
+        private void ParsePolicyPrefixSuffix(string policyValue, out string prefix, out string suffix)
+        {
+            prefix = string.Empty;
+            suffix = string.Empty;
+            
+            // parse and enforce policy
+            if (string.IsNullOrEmpty(policyValue)) return;
+            
+            try
+            {
+                // parse settings
+                string[] parts = policyValue.Split(';');
+                bool enabled = Utils.ParseBool(parts[0], false);
+                prefix = parts[4];
+                suffix = parts[5];
+
+                // apply policy
+                if (enabled)
+                {
+                    // prefix
+                    if (!String.IsNullOrEmpty(prefix))
+                    {
+                        // substitute vars
+                        prefix = Utils.ReplaceStringVariable(prefix, "user_id", _policyUser.UserId.ToString(CultureInfo.InvariantCulture));
+                        prefix = Utils.ReplaceStringVariable(prefix, "user_name", _policyUser.Username);
+                    }
+
+                    // suffix
+                    if (!String.IsNullOrEmpty(suffix))
+                    {
+                        // substitute vars
+                        suffix = Utils.ReplaceStringVariable(suffix, "user_id", _policyUser.UserId.ToString(CultureInfo.InvariantCulture));
+                        suffix = Utils.ReplaceStringVariable(suffix, "user_name", _policyUser.Username);
+                    }
+                }
+            }
+            catch
+            {
+                /* skip */
+            }
+        }
+
+        private string GetPackagePolicy(string settingsName, string key)
+        {
+            // load package
+            PackageInfo package = PackagesHelper.GetCachedPackage(PanelSecurity.PackageId);
+            if (package != null)
+            {
+                // load user profile
+                int userId = package.UserId;
+                _policyUser = UsersHelper.GetCachedUser(package.UserId);
+
+                if (_policyUser != null)
+                {
+                    // load settings
+                    UserSettings settings = UsersHelper.GetCachedUserSettings(userId, settingsName);
+                    if (settings != null)
+                    {
+                        string policyValue = settings[key];
+                        if (policyValue != null)
+                            return policyValue;
+                    }
+                }
+            }
+
+            return null;
+        }
+        #endregion
+
+
         private void AddDatabaseEngine(DeploymentParameterWellKnownTag engine, string group, string text)
         {
             databaseEngines.Items.Add(new ListItem(text, String.Format("{0},{1}", engine, group)));