Lua Requires Chilkat v9.5.0.67+
Outlook -- List Attachments for a Specific Message

Demonstrates how to list the attachments for a particular email message.
Chilkat Lua Downloads

Lua
local chilkat = require("chilkat")

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

local http = chilkat.Http.new()

-- Use your previously obtained access token here:
-- See the following examples for getting an access token:
--    Get Microsoft Graph OAuth2 Access Token (Azure AD v2.0 Endpoint).
--    Get Microsoft Graph OAuth2 Access Token (Azure AD Endpoint).
--    Refresh Access Token (Azure AD v2.0 Endpoint).
--    Refresh Access Token (Azure AD Endpoint).

http.auth_token = "MICROSOFT_GRAPH_ACCESS_TOKEN"

local sbResponse = chilkat.StringBuilder.new()

-- Sends:  GET /users/{user_id | userPrincipalName}/messages/{message_id}/attachments
-- Note: It is also possible to use the literal string "me" for the current logged-on user.
-- For example: GET /me/messages/{message_id}/attachments

http:clear_url_vars()
http:set_url_var("userPrincipalName", "chilkatsoft@outlook.com")

-- Assume we already have a message ID from previously listing the messages in a folder
local messageId = "AAMkADYzZWE3YmZmLWU0YzgtNGNkZC04MGE1LWFiYTFlNTRlY2QwYQBGAAAAAAAu7cUXL5YOTrdsUIw7-v8FBwBUcG0qWqkmQYqWLHQataQxAACnwqJUAABUcG0qWqkmQYqWLHQataQxAACnwrnOAAA="
http:set_url_var("message_id", messageId)

-- Send the request to list the messages.
local success = http:quick_get_sb("https://graph.microsoft.com/v1.0/users/{$userPrincipalName}/messages/{$message_id}/attachments", sbResponse)
if (not success) and (http.last_status == 0) then
    print(http.last_error_text)
    return
end

local json = chilkat.JsonObject.new()
json:load_sb(sbResponse)
json.emit_compact = false

print("Status code = " .. http.last_status)
if http.last_status ~= 200 then
    print(json:emit())
    print("Failed.")
end

sbResponse:clear()
json:emit_sb(sbResponse)
sbResponse:write_file("qa_output/attachments.txt", "utf-8", false)

print("OK")