(#4)升级系统支持自动部署数据库

WebSiteCode/Cmdjy/Cmdjy/Cmdjy.csproj

@@ -186,6 +186,7 @@
     <Compile Include="App_Start\RouteConfig.cs" />
     <Compile Include="Bll\DesHelper.cs" />
     <Compile Include="Bll\Cache.cs" />
+    <Compile Include="Dal\Configuration.cs" />
     <Compile Include="Dal\Queryes\HisDrugQuery.cs" />
     <Compile Include="Dal\Queryes\HisPrescriptionQuery.cs" />
     <Compile Include="Dal\Queryes\IDbQuery.cs" />
@@ -255,6 +256,7 @@
   </ItemGroup>
   <ItemGroup>
     <Folder Include="App_Data\" />
+    <Folder Include="Dal\Migrations\" />
     <Folder Include="Models\" />
     <Folder Include="Views\Test\" />
   </ItemGroup>

WebSiteCode/Cmdjy/Cmdjy/Dal/Configuration.cs

@@ -0,0 +1,17 @@
+using System.Data.Entity.Migrations;
+
+namespace Cmdjy.Dal
+{
+    internal partial class Configuration:DbMigrationsConfiguration<DjyDbContext>
+    {
+        public Configuration() {
+            AutomaticMigrationsEnabled = WebSettings.AutoMigrations;
+            AutomaticMigrationDataLossAllowed = true;
+        }
+
+        protected override void Seed(DjyDbContext context) {
+
+        }
+
+    }
+}

WebSiteCode/Cmdjy/Cmdjy/Dal/DjyDbContext.cs

@@ -13,7 +13,6 @@ namespace Cmdjy.Dal
     public partial class DjyDbContext:DbContext
     {
         public DjyDbContext() : base("DjyDbContext") {
-            //Database.SetInitializer<DjyDbContext>(null);
         }
     }
     /// <summary>

WebSiteCode/Cmdjy/Cmdjy/Global.asax.cs

@@ -1,16 +1,16 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Web;
+using System.Data.Entity;
 using System.Web.Mvc;
 using System.Web.Optimization;
 using System.Web.Routing;
+using Cmdjy.Dal;
 
 namespace Cmdjy
 {
     public class MvcApplication:System.Web.HttpApplication
     {
         protected void Application_Start() {
+            Database.SetInitializer(new MigrateDatabaseToLatestVersion<DjyDbContext,Configuration>());
+
             AreaRegistration.RegisterAllAreas();
             FilterConfig.RegisterGlobalFilters(GlobalFilters.Filters);
             RouteConfig.RegisterRoutes(RouteTable.Routes);

WebSiteCode/Cmdjy/Cmdjy/Web.config

@@ -13,6 +13,8 @@
     <add key="webpages:Enabled" value="false" />
     <add key="ClientValidationEnabled" value="true" />
     <add key="UnobtrusiveJavaScriptEnabled" value="true" />
+    <!--自动升级数据库-->
+    <add key="AutoMigrations" value="true"/>
 
     <!--双方协商，需要8位长度，超过8位取8位，小于8位抛出异常-->
     <add key="DesKey" value="wsddjy19" />

WebSiteCode/Cmdjy/Cmdjy/WebSettings.cs

@@ -39,5 +39,17 @@ namespace Cmdjy
                 return 100;
             }
         }
+        /// <summary>
+        /// 自动升级数据库
+        /// </summary>
+        public static bool AutoMigrations {
+            get {
+                var val = GetValue("AutoMigrations");
+                if(bool.TryParse(val,out bool v)) {
+                    return v;
+                }
+                return true;
+            }
+        }
     }
 }