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Xero Get File Content (Files API)

Demonstrates how to download the content of a Xero file.

Note: This example requires Chilkat v9.5.0.64 or greater.

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Add-Type -Path "C:\chilkat\ChilkatDotNet47-x64\ChilkatDotNet47.dll"

$success = $false

# Note: Requires Chilkat v9.5.0.64 or greater.

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

$rest = New-Object Chilkat.Rest

# Before sending REST API calls, the REST object needs to be
# initialized for OAuth1.
# See Xero 2-Legged OAuth1 Setup for sample code.

# Assuming the REST object's OAuth1 authenticator is setup, and the initial
# connection was made, we may now send REST HTTP requests..

# ------------------------------------------------------------------------------
$fileID = "f042e9a3-a31d-4595-b8b3-6030ea6084bb"

$sbPath = New-Object Chilkat.StringBuilder
$sbPath.Append("/files.xro/1.0/Files/{FileId}/Content")
$numReplaced = $sbPath.Replace("{FileId}",$fileID)

$jpgData = New-Object Chilkat.BinData
$success = $rest.FullRequestNoBodyBd("GET",$sbPath.GetAsString(),$jpgData)
if ($success -ne $true) {
    $($rest.LastErrorText)
    exit
}

# A 200 response is expected for actual success.
# If we don't get a 200 response, then the response body was not actually
# the file data, but it was text containing error information.
if ($rest.ResponseStatusCode -ne 200) {
    $sbErrorText = New-Object Chilkat.StringBuilder
    $sbErrorText.AppendBd($jpgData,"utf-8",0,0)
    $($sbErrorText.GetAsString())
    $("-- Failed.")
    exit
}

# Save to a local file.
$success = $jpgData.WriteFile("qa_output/xero_penguins.jpg")
if ($success -ne $true) {
    $("Failed to save to local file.")
}

$("Xero Get File was Successful.")