oqtane.framework/Oqtane.Server/Repository/Context/DBContextBase.cs

108 lines
3.8 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Identity;
using Microsoft.AspNetCore.Identity.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Migrations;
using Microsoft.Extensions.Configuration;
using Oqtane.Extensions;
using Oqtane.Interfaces;
using Oqtane.Migrations.Framework;
using Oqtane.Repository.Databases.Interfaces;
using Oqtane.Shared;
// ReSharper disable BuiltInTypeReferenceStyleForMemberAccess
namespace Oqtane.Repository
{
public class DBContextBase : IdentityUserContext<IdentityUser>
{
private readonly ITenantResolver _tenantResolver;
private readonly IHttpContextAccessor _accessor;
private readonly IConfiguration _configuration;
private string _connectionString;
private string _databaseType;
public DBContextBase(ITenantResolver tenantResolver, IHttpContextAccessor httpContextAccessor)
{
_connectionString = String.Empty;
_tenantResolver = tenantResolver;
_accessor = httpContextAccessor;
}
public DBContextBase(IDbConfig dbConfig, ITenantResolver tenantResolver)
{
_accessor = dbConfig.Accessor;
_configuration = dbConfig.Configuration;
_connectionString = dbConfig.ConnectionString;
_databaseType = dbConfig.DatabaseType;
Databases = dbConfig.Databases;
_tenantResolver = tenantResolver;
}
public IEnumerable<IOqtaneDatabase> Databases { get; }
protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
{
optionsBuilder.ReplaceService<IMigrationsAssembly, MultiDatabaseMigrationsAssembly>();
if (string.IsNullOrEmpty(_connectionString) && _tenantResolver != null)
{
var tenant = _tenantResolver.GetTenant();
if (tenant != null)
{
_connectionString = tenant.DBConnectionString
.Replace("|DataDirectory|", AppDomain.CurrentDomain.GetData("DataDirectory")?.ToString());
_databaseType = tenant.DBType;
}
else
{
if (!String.IsNullOrEmpty(_configuration.GetConnectionString("DefaultConnection")))
{
_connectionString = _configuration.GetConnectionString("DefaultConnection")
.Replace("|DataDirectory|", AppDomain.CurrentDomain.GetData("DataDirectory")?.ToString());
}
_databaseType = _configuration.GetSection(SettingKeys.DatabaseSection)[SettingKeys.DatabaseTypeKey];
}
}
if (!string.IsNullOrEmpty(_connectionString) && !string.IsNullOrEmpty(_databaseType))
{
if (Databases != null)
{
optionsBuilder.UseOqtaneDatabase(Databases.Single(d => d.Name == _databaseType), _connectionString);
}
else
{
optionsBuilder.UseOqtaneDatabase(_databaseType, _connectionString);
}
}
base.OnConfiguring(optionsBuilder);
}
protected override void OnModelCreating(ModelBuilder builder)
{
base.OnModelCreating(builder);
if (Databases != null)
{
var database = Databases.Single(d => d.Name == _databaseType);
database.UpdateIdentityStoreTableNames(builder);
}
}
public override int SaveChanges()
{
DbContextUtils.SaveChanges(this, _accessor);
return base.SaveChanges();
}
}
}