(PowerShell) Box.com Upload File

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Demonstrates how to upload a file to box.com.

Chilkat .NET Downloads Chilkat .NET Assemblies

Add-Type -Path "C:\chilkat\ChilkatDotNet47-9.5.0-x64\ChilkatDotNet47.dll"

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

# ------------------------------------------------------------------------------------------
# Important:
# See this information about Box.com Service Accounts
# Box.com will automatically generate a Service Account where the name of the account is the name of your App. 
# When you make API calls, it is for this service account, and the files that exist and what you see are not the same as your normal account.
# ------------------------------------------------------------------------------------------

$rest = New-Object Chilkat.Rest

#   Provide a previously obtained OAuth2 access token.
$oauth2 = New-Object Chilkat.OAuth2
$oauth2.AccessToken = "BOX_ACCESS_TOKEN"
$rest.SetAuthOAuth2($oauth2)

# First, make the initial connection.
# A single REST object, once connected, can be used for many Box REST API calls.
# The auto-reconnect indicates that if the already-established HTTPS connection is closed,
# then it will be automatically re-established as needed.
$bAutoReconnect = $true

# ----------------------------------------------------------------------
# IMPORTANT: Note that the domain is "upload.box.com", not "api.box.com"
# ----------------------------------------------------------------------
$success = $rest.Connect("upload.box.com",443,$true,$bAutoReconnect)
if ($success -ne $true) {
    $($rest.LastErrorText)
    exit
}

# The request body uses the "multipart/form-data" format to transmit two "parts". 
# The first part is called "attributes" and contains a JSON object with information about the file, including the name of the file 
# and the ID of the parent folder. The second part contains the contents of the file. 
# (Note that the name of the second "part" is ignored.)

$rest.AddHeader("Content-Type","multipart/form-data")

# Provide the content for each part of the request...

# First the JSON attributes.  Use "0" for the root folder.
#   {"name":"penguins.jpg", "parent":{"id":"0"}}
$jsonAttr = New-Object Chilkat.JsonObject
$jsonAttr.UpdateString("name","penguins.jpg")
$jsonAttr.UpdateString("parent.id","0")

$rest.PartSelector = "1"
$rest.AddHeader("Content-Disposition","form-data; name=`"attributes`"; ")
$rest.SetMultipartBodyString($jsonAttr.Emit())

$rest.PartSelector = "2"
$rest.AddHeader("Content-Disposition","form-data; name=`"file`"; filename=`"penguins.jpg`"")
# "application/octet-stream" can be safely used for any type file..
$rest.AddHeader("Content-Type","application/octet-stream")

# Load the file into a binary data object, and then upload..
$fileDataObj = New-Object Chilkat.BinData
$fileDataObj.LoadFile("qa_data/jpg/penguins.jpg")
$rest.SetMultipartBodyBd($fileDataObj)

# Restore the PartSelector to "0" (for safety, in case something else sends another request on this object)
$rest.PartSelector = "0"

# Send the multipart/form-data request, which uploads the file contained in fileDataObj
$responseBody = $rest.FullRequestMultipart("POST","/api/2.0/files/content")
if ($rest.LastMethodSuccess -ne $true) {
    $($rest.LastErrorText)
    exit
}

# A 201 is received for a successful upload
if ($rest.ResponseStatusCode -ne 201) {
    $("Box.com upload failed.")
    $("Request header:")
    $($rest.LastRequestHeader)
    $("---")
    $("Response status code = " + $rest.ResponseStatusCode)
    $("Response body:")
    $($responseBody)
    exit
}

$("File uploaded.")