Yes this worked. Thank you. Yet there was another solution given to me on
stackoverflow. I could use session["LocalAppDataFolder"] in my code to get
directly the value. I could not get how the LocalAppDataFolder is being
accessed as property even though I haven't passed it. Is there any
reference on this?
On Sun, Dec 7, 2014 at 8:25 PM, Sean Hall <r.sean.h...@gmail.com> wrote:
> 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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> >
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> > WiX-users mailing list
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> > https://lists.sourceforge.net/lists/listinfo/wix-users
> >
>
> ------------------------------------------------------------------------------
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> with Interactivity, Sharing, Native Excel Exports, App Integration & more
> Get technology previously reserved for billion-dollar corporations, FREE
>
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--
*sarvagya*
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