You need to remove the CustomAction attribute from the SHGetFolderPath
method and put it on your WriteFileToDisk method.
On Sun, Dec 7, 2014 at 6:06 AM, Sarvagya Pant <sarvagya.p...@gmail.com>
wrote:
> I have been making a MSI Installer that can get the value of property
> passed to it and write a Config file. I am supposed to call MSI as:
>
> msiexec /i myfile.msi /l*v output.txt IPADDRESS="192.168.1.1"
>
> and get value of IPADDRESS
>
> I have following Wix C# Code that is supposed to work
>
> namespace SetupCA
> {
>
> public class CustomActions
> {
>
> [CustomAction]
> [DllImport("shell32.dll")]
> public static extern Int32 SHGetFolderPath(
> IntPtr hwndOwner, // Handle to an owner window.
> Int32 nFolder, // A CSIDL value that identifies
> the folder whose path is to be retrieved.
> IntPtr hToken, // An access token that can be used
> to represent a particular user.
> UInt32 dwFlags, // Flags to specify which path is
> to be returned. It is used for cases where
> // the folder associated with a CSIDL may be moved or renamed
> by the user.
> StringBuilder pszPath);
> public static ActionResult WriteFileToDisk(Session session)
> {
>
> session.Log("Begin WriteFileToDisk");
>
> const int CSIDL_LOCAL_APPDATA = 0x001c;
> StringBuilder path1 = new StringBuilder(256);
> SHGetFolderPath(IntPtr.Zero, CSIDL_LOCAL_APPDATA, IntPtr.Zero,
> 0, path1);
> session.Log("LOCAL APP_DATA PATH " + path1.ToString());
>
> string ipAddress = session["IPADDRESS"];
> string path = path1.Replace(@"\", @"\\").ToString();
> path = path + @"\\lpa\\config\\";
> session.Log("LOCAL APP_DATA PATH NOW MODIFIED " +
> path.ToString());
> string temp = @"
> {{
> ""logpoint_ip"" : ""{0}""
> }}";
> string config = string.Format(temp, ipAddress);
> session.Log("Config Generated was " + config);
> System.IO.Directory.CreateDirectory(path);
> try
> {
> System.IO.File.Delete(path + "lpa.config");
> }
> catch (Exception e)
> {
> session.Log(e.ToString());
> }
> System.IO.File.WriteAllText(path + "lpa.config", config);
> session.Log("Ending WriteFileToDisk");
>
> return ActionResult.Success;
> }
> }
> }
>
> The above code is supposed to get the value of IPADDRESS and write a file
> to the folder given by CSIDL_LOCAL_APPDATA . For this I used
> SHGetFolderPath inside shell32.dll using DLLIMPORT.
>
> My Wix file is given below:
>
> <?xml version="1.0" encoding="UTF-8"?>
> <Wix xmlns="http://schemas.microsoft.com/wix/2006/wi";>
> <Product Id="*" Name="CustomWixInstallerWithCustomAction"
> Language="1033" Version="1.0.0.0" Manufacturer="LogPoint"
> UpgradeCode="ba9015b9-027f-4451-adb2-e38f9168a850">
> <Package InstallerVersion="200" Compressed="no"
> InstallScope="perMachine" />
>
> <MajorUpgrade DowngradeErrorMessage="A newer version of
> [ProductName] is already installed." />
> <MediaTemplate />
>
> <Feature Id="ProductFeature"
> Title="CustomWixInstallerWithCustomAction" Level="1">
> <ComponentGroupRef Id="ProductComponents" />
> </Feature>
> </Product>
>
> <Fragment>
> <Directory Id="TARGETDIR" Name="SourceDir">
> <Directory Id="ProgramFilesFolder">
> <Directory Id="INSTALLFOLDER" Name="CustomWixInstaller" />
> </Directory>
> </Directory>
> </Fragment>
>
> <Fragment>
> <ComponentGroup Id="ProductComponents" Directory="INSTALLFOLDER">
> <Component Id="SomeRandomEXE">
> <File Source
> ="G:\SarVaGYa\myworkspace\LatestLpa\lpa\lpa_c\here\src\lpa\Release\lpa.exe"
> />
> </Component>
> </ComponentGroup>
> <Binary Id="SetupCA" SourceFile="G:\visual studio
> stuffs\SetupCA\SetupCA\bin\Release\SetupCA.CA.dll"/>
> <CustomAction Id="WRITEFILETODISK" Execute="immediate"
> BinaryKey="SetupCA" DllEntry="WriteFileToDisk" />
> <InstallExecuteSequence>
> <Custom Action="WRITEFILETODISK" Sequence="2"></Custom>
> </InstallExecuteSequence>
> </Fragment>
> </Wix>
>
> Both get compiled but when I try to install the MSI using the command I
> wrote above I get the following error:
>
> "There is a problem with this Windows Installer package. A DLL required for
> this install to complete could not be run. "
>
> How do I solve this Issue? Can't I use DLLImport in Wix C# Custom Action.
>
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