Lua

Delete All Files

See more Google Drive Examples

Permanently deletes all files owned by the user without moving it to the trash.

This example works by first getting a list of all fileIds, and then iterating over the list to delete each file.

See Google Drive Files delete for more information.

Lua

local chilkat = require("chilkat")

local 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.

local gAuth = chilkat.AuthGoogle.new()
gAuth.access_token = "GOOGLE-DRIVE-ACCESS-TOKEN"

local rest = chilkat.Rest.new()

-- Connect using TLS.
local bAutoReconnect = true
success = rest:connect("www.googleapis.com", 443, true, bAutoReconnect)

-- Provide the authentication credentials (i.e. the access token)
rest:set_auth_google(gAuth)

-- Get 10 results per page for testing.  (The default page size is 100, with a max of 1000.
rest:add_query_param("pageSize", "10")

local json = chilkat.JsonObject.new()
local i = 0
local numFiles = 0

-- Send the request for the 1st page.
local jsonResponse = rest:full_request_no_body("GET", "/drive/v3/files")

local pageNumber = 1
local pageToken = ""
local bContinueLoop = rest.last_method_success and (rest.response_status_code == 200)

local fileId = ""
local saFileIds = chilkat.StringArray.new()

while bContinueLoop do
    print("---- Page " .. pageNumber .. " ----")
    json:load(jsonResponse)

    numFiles = json:size_of_array("files")
    i = 0
    while i < numFiles do
        json.i = i
        fileId = json:string_of("files[i].id")
        print("name: " .. json:string_of("files[i].name"))
        print("id: " .. fileId)
        saFileIds:append(fileId)
        i = i + 1
    end

    -- 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:string_of("nextPageToken")
    bContinueLoop = false
    local bHasMorePages = json.last_method_success
    if bHasMorePages then
        rest:clear_all_query_params()
        rest:add_query_param("pageSize", "10")
        rest:add_query_param("pageToken", pageToken)
        jsonResponse = rest:full_request_no_body("GET", "/drive/v3/files")
        bContinueLoop = rest.last_method_success and (rest.response_status_code == 200)
        pageNumber = pageNumber + 1
    end
end

-- Before actually deleting, check for errors...
if not rest.last_method_success then
    print(rest.last_error_text)
    return
end

-- A successful response will have a status code equal to 200.
if rest.response_status_code ~= 200 then
    print("response status code = " .. rest.response_status_code)
    print("response status text = " .. rest.response_status_text)
    print("response header: " .. rest.response_header)
    print("response JSON: " .. jsonResponse)
    return
end

-- OK, we have the full list of files.  Delete each..
local sbPath = chilkat.StringBuilder.new()
numFiles = saFileIds.count
i = 0
while i < numFiles do
    fileId = saFileIds:get_string(i)

    rest:clear_all_query_params()

    sbPath:clear()
    sbPath:append("/drive/v3/files/")
    sbPath:append(fileId)

    jsonResponse = rest:full_request_no_body("DELETE", sbPath:get_as_string())
    if not rest.last_method_success then
        print(rest.last_error_text)
        return
    end

    -- A successful response will have a status code equal to 204 and the response body is empty.
    -- (If not successful, then there should be a JSON response body with information..)
    if rest.response_status_code ~= 204 then
        print("response status code = " .. rest.response_status_code)
        print("response status text = " .. rest.response_status_text)
        print("response header: " .. rest.response_header)
        print("response JSON: " .. jsonResponse)
        return
    end

    i = i + 1
    print(i .. ": Deleted " .. fileId)
end

print("All Files Deleted.")