[英]Generating msi transform using c#
I am creating a cutomization software which will do all the standardization to a mst file. 我正在创建一个cutomization软件,它将对mst文件进行所有标准化。 Below is the code of class that will change product name and genrate transform.
下面是将更改产品名称和genrate变换的类的代码。
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using WindowsInstaller;
using System.Data;
namespace Automation
{
class CustomInstaller
{
public CustomInstaller()
{
}
public Record getInstaller(string msiFile,MsiOpenDatabaseMode mode,string query)
{
Type type = Type.GetTypeFromProgID("WindowsInstaller.Installer");
Installer inst = (Installer)Activator.CreateInstance(type);
Database db = inst.OpenDatabase(msiFile, mode);
WindowsInstaller.View view = db.OpenView(query);
view.Execute(null);
Record record = view.Fetch();
db.Commit();
return record;
}
public bool generateTrans(string file1, string file2,string transName)
{
Type type = Type.GetTypeFromProgID("WindowsInstaller.Installer");
Installer inst = (Installer)Activator.CreateInstance(type);
Database db1 = inst.OpenDatabase(file1, MsiOpenDatabaseMode.msiOpenDatabaseModeReadOnly);
try
{
Database db2 = inst.OpenDatabase(file2, MsiOpenDatabaseMode.msiOpenDatabaseModeReadOnly);
return db2.GenerateTransform(db1, transName);
}
catch (Exception e) { }
return false;
}
public int editTransform(string msiFile, MsiOpenDatabaseMode mode, string query)
{
Type type = Type.GetTypeFromProgID("WindowsInstaller.Installer");
Installer inst = (Installer)Activator.CreateInstance(type);
Database db = inst.OpenDatabase(msiFile, mode);
WindowsInstaller.View view = db.OpenView(query);
view.Execute(null);
db.Commit();
int o=(int)db.DatabaseState;
db = null;
inst = null;
type = null;
return 1;
}
}
}
First editTransform() is called which will create a copy of original msi and do some changes in it, then generateTrans() is called which will get difference detween two msi files and create a transform file. 首先调用editTransform(),它将创建原始msi的副本并对其进行一些更改,然后调用generateTrans(),它将在两个msi文件之间获得差异并创建转换文件。 Now issue is when genrateTrans() is called, then it goes to catch block of it as inst.OpenDatabase return "MSI Api Error".
现在的问题是当调用genrateTrans()时,它会捕获它的块,因为inst.OpenDatabase返回“MSI Api Error”。 It seems to me that the copy of file crated by editTransform is still locked by it and is not available for use for generateTrans() menthod.
在我看来,editTransform创建的文件副本仍然被它锁定,不能用于generateTrans()menthod。 Please help here.
请帮忙。
PS: mode used for edit transform is transact. PS:用于编辑变换的模式是交易。
Instead of doing the COM Interop, checkout the far superior interop library ( Microsoft.Deployment.WindowsInstaller ) found in Windows Installer XML Deployment Tools Foundation. 而不是执行COM Interop,检查Windows Installer XML部署工具基础中找到的远优于互操作库(Microsoft.Deployment.WindowsInstaller)。 You'll find it much easier to use.
你会发现它更容易使用。
using System;
using System.IO;
using Microsoft.Deployment.WindowsInstaller;
namespace ConsoleApplication1
{
class Program
{
const string REFERENCEDATABASE = @"C:\orig.msi";
const string TEMPDATABASE = @"C:\temp.msi";
const string TRANSFORM = @"c:\foo.mst";
static void Main(string[] args)
{
File.Copy(REFERENCEDATABASE, TEMPDATABASE, true);
using (var origDatabase = new Database(REFERENCEDATABASE, DatabaseOpenMode.ReadOnly))
{
using (var database = new Database(TEMPDATABASE, DatabaseOpenMode.Direct))
{
database.Execute("Update `Property` Set `Property`.`Value` = 'Test' WHERE `Property`.`Property` = 'ProductName'");
database.GenerateTransform(origDatabase, TRANSFORM);
database.CreateTransformSummaryInfo(origDatabase, TRANSFORM, TransformErrors.None, TransformValidations.None);
}
}
}
}
}
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.