fixed #1989 - installation on SQLite failing due to DropColumn, fixed #1986 - IClientStartup not getting called for External Modules, added ability to correlate new visitors by IP address

Oqtane.Server/Databases/DatabaseBase.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Data;
 using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Migrations;
 using Microsoft.EntityFrameworkCore.Migrations.Operations;
 using Microsoft.EntityFrameworkCore.Migrations.Operations.Builders;
 using Oqtane.Databases.Interfaces;
@@ -75,6 +76,11 @@ namespace Oqtane.Databases
 
         }
 
+        public virtual void DropColumn(MigrationBuilder builder, string name, string table)
+        {
+            builder.DropColumn(name, table);
+        }
+
         public abstract DbContextOptionsBuilder UseDatabase(DbContextOptionsBuilder optionsBuilder, string connectionString);
     }
 }

Oqtane.Server/Databases/Interfaces/IDatabase.cs

@@ -1,5 +1,6 @@
 using System.Data;
 using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Migrations;
 using Microsoft.EntityFrameworkCore.Migrations.Operations;
 using Microsoft.EntityFrameworkCore.Migrations.Operations.Builders;
 
@@ -31,6 +32,8 @@ namespace Oqtane.Databases.Interfaces
 
         public void UpdateIdentityStoreTableNames(ModelBuilder builder);
 
+        public void DropColumn(MigrationBuilder builder, string name, string table);
+
         public DbContextOptionsBuilder UseDatabase(DbContextOptionsBuilder optionsBuilder, string connectionString);
     }
 }

Oqtane.Server/Extensions/OqtaneServiceCollectionExtensions.cs

@@ -17,6 +17,7 @@ using Oqtane.Infrastructure;
 using Oqtane.Modules;
 using Oqtane.Repository;
 using Oqtane.Security;
+using Oqtane.Services;
 using Oqtane.Shared;
 
 namespace Microsoft.Extensions.DependencyInjection
@@ -222,12 +223,15 @@ namespace Microsoft.Extensions.DependencyInjection
                     }
                 }
 
-                // register server startup services
-                var startUps = assembly.GetInstances<IServerStartup>();
-                foreach (var startup in startUps)
-                {
-                    startup.ConfigureServices(services);
-                }
+                // dynamically register server startup services
+                assembly.GetInstances<IServerStartup>()
+                    .ToList()
+                    .ForEach(x => x.ConfigureServices(services));
+
+                // dynamically register client startup services (these services will only be used when running on Blazor Server)
+                assembly.GetInstances<IClientStartup>()
+                    .ToList()
+                    .ForEach(x => x.ConfigureServices(services));
             }
             return services;
         }

Oqtane.Server/Migrations/EntityBuilders/BaseEntityBuilder.cs

@@ -1,12 +1,10 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
-using System.Net.NetworkInformation;
 using Microsoft.EntityFrameworkCore.Migrations;
 using Microsoft.EntityFrameworkCore.Migrations.Operations;
 using Microsoft.EntityFrameworkCore.Migrations.Operations.Builders;
 using Oqtane.Databases.Interfaces;
-using Oqtane.Interfaces;
 // ReSharper disable BuiltInTypeReferenceStyleForMemberAccess
 
 namespace Oqtane.Migrations.EntityBuilders
@@ -126,7 +124,7 @@ namespace Oqtane.Migrations.EntityBuilders
 
         public void DropColumn(string name)
         {
-            _migrationBuilder.DropColumn(RewriteName(name), RewriteName(EntityTableName));
+            ActiveDatabase.DropColumn(_migrationBuilder, RewriteName(name), RewriteName(EntityTableName));
         }
 
 

Oqtane.Server/Pages/_Host.cshtml.cs

@@ -253,6 +253,35 @@ namespace Oqtane.Pages
 
                 var VisitorCookie = "APP_VISITOR_" + SiteId.ToString();
                 if (!int.TryParse(Request.Cookies[VisitorCookie], out VisitorId))
+                {
+                    VisitorId = -1;
+                    bool correlate = true;
+                    setting = _settings.GetSetting(EntityNames.Site, SiteId, "VisitorCorrelation");
+                    if (setting != null)
+                    {
+                        correlate = bool.Parse(setting.SettingValue);
+                    }
+                    if (correlate)
+                    {
+                        var visitor = _visitors.GetVisitor(SiteId, RemoteIPAddress);
+                        if (visitor != null)
+                        {
+                            VisitorId = visitor.VisitorId;
+
+                            Response.Cookies.Append(
+                                VisitorCookie,
+                                VisitorId.ToString(),
+                                new CookieOptions()
+                                {
+                                    Expires = DateTimeOffset.UtcNow.AddYears(1),
+                                    IsEssential = true
+                                }
+                            );
+                        }
+                    }
+                }
+
+                if (VisitorId == -1)
                 {
                     var visitor = new Visitor();
                     visitor.SiteId = SiteId;

Oqtane.Server/Repository/Interfaces/IVisitorRepository.cs

@@ -10,6 +10,7 @@ namespace Oqtane.Repository
         Visitor AddVisitor(Visitor visitor);
         Visitor UpdateVisitor(Visitor visitor);
         Visitor GetVisitor(int visitorId);
+        Visitor GetVisitor(int siteId, string IPAddress);
         void DeleteVisitor(int visitorId);
         int DeleteVisitors(int age);
     }

Oqtane.Server/Repository/VisitorRepository.cs

@@ -41,6 +41,11 @@ namespace Oqtane.Repository
             return _db.Visitor.Find(visitorId);
         }
 
+        public Visitor GetVisitor(int siteId, string IPAddress)
+        {
+            return _db.Visitor.FirstOrDefault(item => item.SiteId == siteId && item.IPAddress == IPAddress);
+        }
+
         public void DeleteVisitor(int visitorId)
         {
             Visitor visitor = _db.Visitor.Find(visitorId);