PowerBuilder
Outlook -- List Attachments for a Specific Message

Demonstrates how to list the attachments for a particular email message.
Note: This example requires Chilkat v9.5.0.67 or greater.
Chilkat PowerBuilder Downloads

PowerBuilder
integer li_rc
integer li_Success
oleobject loo_Http
oleobject loo_SbResponse
string ls_MessageId
oleobject loo_Json

li_Success = 0

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

loo_Http = create oleobject
li_rc = loo_Http.ConnectToNewObject("Chilkat.Http")
if li_rc < 0 then
    destroy loo_Http
    MessageBox("Error","Connecting to COM object failed")
    return
end if

// 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).

loo_Http.AuthToken = "MICROSOFT_GRAPH_ACCESS_TOKEN"

loo_SbResponse = create oleobject
li_rc = loo_SbResponse.ConnectToNewObject("Chilkat.StringBuilder")

// 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

loo_Http.ClearUrlVars()
loo_Http.SetUrlVar("userPrincipalName","chilkatsoft@outlook.com")

// Assume we already have a message ID from previously listing the messages in a folder
ls_MessageId = "AAMkADYzZWE3YmZmLWU0YzgtNGNkZC04MGE1LWFiYTFlNTRlY2QwYQBGAAAAAAAu7cUXL5YOTrdsUIw7-v8FBwBUcG0qWqkmQYqWLHQataQxAACnwqJUAABUcG0qWqkmQYqWLHQataQxAACnwrnOAAA="
loo_Http.SetUrlVar("message_id",ls_MessageId)

// Send the request to list the messages.
li_Success = loo_Http.QuickGetSb("https://graph.microsoft.com/v1.0/users/{$userPrincipalName}/messages/{$message_id}/attachments",loo_SbResponse)
if (li_Success <> 1) AND (loo_Http.LastStatus = 0) then
    Write-Debug loo_Http.LastErrorText
    destroy loo_Http
    destroy loo_SbResponse
    return
end if

loo_Json = create oleobject
li_rc = loo_Json.ConnectToNewObject("Chilkat.JsonObject")

loo_Json.LoadSb(loo_SbResponse)
loo_Json.EmitCompact = 0

Write-Debug "Status code = " + string(loo_Http.LastStatus)
if loo_Http.LastStatus <> 200 then
    Write-Debug loo_Json.Emit()
    Write-Debug "Failed."
end if

loo_SbResponse.Clear()
loo_Json.EmitSb(loo_SbResponse)
loo_SbResponse.WriteFile("qa_output/attachments.txt","utf-8",0)

Write-Debug "OK"


destroy loo_Http
destroy loo_SbResponse
destroy loo_Json