(PowerShell) Search for Files in Google Drive

This example follows the same methodology for listing all files in Google Drive in pages, but applies a search filter. It shows how to apply a query parameter for filtering the file results. See the Google Drive Files list for more optional HTTP parameters.

Chilkat .NET Downloads Chilkat .NET Assemblies

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

$success = $true

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

# This example uses a previously obtained access token having permission for the 
# Google Drive scope.

$gAuth = New-Object Chilkat.AuthGoogle
$gAuth.AccessToken = "GOOGLE-DRIVE-ACCESS-TOKEN"

$rest = New-Object Chilkat.Rest

# Connect using TLS.
$bAutoReconnect = $true
$success = $rest.Connect("www.googleapis.com",443,$true,$bAutoReconnect)

# Provide the authentication credentials (i.e. the access token)
$rest.SetAuthGoogle($gAuth)

# Get 5 results per page for testing.  (The default page size is 100, with a max of 1000.
$rest.AddQueryParam("pageSize","5")

# Our search filter is to list all files containing ".jpg" (i.e. all JPG image files)
$rest.AddQueryParam("q","name contains '.jpg'")

$json = New-Object Chilkat.JsonObject

# Send the request for the 1st page.
$jsonResponse = $rest.FullRequestNoBody("GET","/drive/v3/files")

$pageNumber = 1

$bContinueLoop = $rest.LastMethodSuccess -and ($rest.ResponseStatusCode -eq 200)

while ($bContinueLoop -eq $true) {

    $("---- Page " + $pageNumber + " ----")

    # Iterate over each file in the response and show the name, id, and mimeType.
    $json.Load($jsonResponse)

    $numFiles = $json.SizeOfArray("files")
    $i = 0
    while ($i -lt $numFiles) {
        $json.I = $i
        $("name: " + $json.StringOf("files[i].name"))
        $("id: " + $json.StringOf("files[i].id"))
        $("mimeType: " + $json.StringOf("files[i].mimeType"))
        $("-")
        $i = $i + 1
    }

    # Get the next page of files.
    # If the "nextPageToken" is present in the JSON response, then use it in the "pageToken" parameter
    # for the next request.   If no "nextPageToken" was present, then this was the last page of files.
    $pageToken = $json.StringOf("nextPageToken")
    $bContinueLoop = $false
    $bHasMorePages = $json.LastMethodSuccess
    if ($bHasMorePages -eq $true) {
        $rest.ClearAllQueryParams()
        $rest.AddQueryParam("pageSize","5")
        $rest.AddQueryParam("pageToken",$pageToken)
        $rest.AddQueryParam("q","name contains '.jpg'")

        $jsonResponse = $rest.FullRequestNoBody("GET","/drive/v3/files")
        $bContinueLoop = $rest.LastMethodSuccess -and ($rest.ResponseStatusCode -eq 200)
        $pageNumber = $pageNumber + 1
    }

}

if ($rest.LastMethodSuccess -ne $true) {
    $($rest.LastErrorText)
    exit
}

# A successful response will have a status code equal to 200.
if ($rest.ResponseStatusCode -ne 200) {
    $("response status code = " + $rest.ResponseStatusCode)
    $("response status text = " + $rest.ResponseStatusText)
    $("response header: " + $rest.ResponseHeader)
    $("response JSON: " + $jsonResponse)
    exit
}