PowerBuilder

FTP Iterate over Files in Directory Matching ListPattern

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Uses the ListPattern property to iterate over the files in a directory matching the pattern. PowerBuilder

integer li_rc
integer li_Success
oleobject loo_Ftp
integer n
integer i
string ls_Filename
oleobject loo_SbLocalPath

li_Success = 0

// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

loo_Ftp = create oleobject
li_rc = loo_Ftp.ConnectToNewObject("Chilkat.Ftp2")
if li_rc < 0 then
    destroy loo_Ftp
    MessageBox("Error","Connecting to COM object failed")
    return
end if

loo_Ftp.Hostname = "ftp.example.com"
loo_Ftp.Username = "my_login"
loo_Ftp.Password = "my_password"
loo_Ftp.Port = 21
loo_Ftp.AuthTls = 1

li_Success = loo_Ftp.Connect()
if li_Success <> 1 then
    Write-Debug loo_Ftp.LastErrorText
    destroy loo_Ftp
    return
end if

// Change to the "images" sub-directory located under our FTP account's home directory.
li_Success = loo_Ftp.ChangeRemoteDir("images")
if li_Success <> 1 then
    Write-Debug loo_Ftp.LastErrorText
    destroy loo_Ftp
    return
end if

loo_Ftp.ListPattern = "*.png"

// Fetch the current remote directory contents by calling GetDirCount
n = loo_Ftp.GetDirCount()
if n < 0 then
    Write-Debug loo_Ftp.LastErrorText
    destroy loo_Ftp
    return
end if

i = 0

loo_SbLocalPath = create oleobject
li_rc = loo_SbLocalPath.ConnectToNewObject("Chilkat.StringBuilder")

do while i < n
    ls_Filename = loo_Ftp.GetFilename(i)
    Write-Debug ls_Filename

    // Download this file.
    loo_SbLocalPath.SetString("qa_output/")
    loo_SbLocalPath.Append(ls_Filename)
    li_Success = loo_Ftp.GetFile(ls_Filename,loo_SbLocalPath.GetAsString())
    if li_Success <> 1 then
        Write-Debug loo_Ftp.LastErrorText
        destroy loo_Ftp
        destroy loo_SbLocalPath
        return
    end if

    i = i + 1
loop


destroy loo_Ftp
destroy loo_SbLocalPath