(Visual FoxPro) OneDrive -- Download Text File to Memory

See more OneDrive Examples

Note: This example requires Chilkat v9.5.0.97 or greater.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

LOCAL loJson
LOCAL loHttp
LOCAL loSbXml
LOCAL lcExpectedCharset
LOCAL lcUrl
LOCAL lnSuccess

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

* This example uses the OAuth client credentials flow.
* See How to Create an Azure App Registration for OAuth 2.0 Client Credentials

* Use your client ID, client secret, and tenant ID in the following lines
* For versions of Chilkat < 10.0.0, use CreateObject('Chilkat_9_5_0.JsonObject')
loJson = CreateObject('Chilkat.JsonObject')
loJson.UpdateString("client_id","2871da2c-8176-4b7f-869b-2311aa82e743")
loJson.UpdateString("client_secret","2hu9Q~r5QuryUcEkNbg1btLtnfU1VUXzhSCG6brH")
loJson.UpdateString("scope","https://graph.microsoft.com/.default")
loJson.UpdateString("token_endpoint","https://login.microsoftonline.com/114d7ed6-71bf-4dbe-a866-748364121bf2/oauth2/v2.0/token")

* For versions of Chilkat < 10.0.0, use CreateObject('Chilkat_9_5_0.Http')
loHttp = CreateObject('Chilkat.Http')
loHttp.AuthToken = loJson.Emit()

* Sends the following GET request:
* GET https://graph.microsoft.com/v1.0/users/{$user_id}/drive/root:/{item-path}:/content

* Make sure to automatically follow redirects
loHttp.FollowRedirects = 1

* This example will download /Misc/hamlet.xml
loHttp.SetUrlVar("item_path","Misc/hamlet.xml")
loHttp.SetUrlVar("user_id","4fe732c3-322e-4a6b-b729-2fd1eb5c6104")

* For versions of Chilkat < 10.0.0, use CreateObject('Chilkat_9_5_0.StringBuilder')
loSbXml = CreateObject('Chilkat.StringBuilder')
lcExpectedCharset = "utf-8"
lcUrl = "https://graph.microsoft.com/v1.0/users/{$user_id}/drive/root:/{$item_path}:/content"
lnSuccess = loHttp.DownloadSb(lcUrl,lcExpectedCharset,loSbXml)
IF (loHttp.LastMethodSuccess <> 1) THEN
    ? loHttp.LastErrorText
    RELEASE loJson
    RELEASE loHttp
    RELEASE loSbXml
    CANCEL
ENDIF

* If the response status code was not 200, then it failed.
IF (loHttp.LastStatus <> 200) THEN
    ? "Response Status Code = " + STR(loHttp.LastStatus)
    ? "Failed."
    RELEASE loJson
    RELEASE loHttp
    RELEASE loSbXml
    CANCEL
ENDIF

* If we got here, then the file was successfully downloaded.
? "Download from OneDrive successful."
? "The file is contained in sbXml."

RELEASE loJson
RELEASE loHttp
RELEASE loSbXml