(Visual FoxPro) Get Task Lists

Demonstrates how to download the Google task lists.

Note: This example requires Chilkat v11.0.0 or greater.

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

LOCAL lnSuccess
LOCAL loFac
LOCAL lcAccessToken
LOCAL loHttp
LOCAL loResp
LOCAL lcKind
LOCAL lcEtag
LOCAL i
LOCAL lnCount_i
LOCAL lcId
LOCAL lcTitle
LOCAL lcUpdated
LOCAL lcSelfLink
LOCAL loJson

lnSuccess = 0

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

* Get the previously obtained access token.
* See Get Google Tasks Access Token.

loFac = CreateObject('Chilkat.FileAccess')
lcAccessToken = loFac.ReadEntireTextFile("qa_data/tokens/googleTasks.txt","utf-8")
IF (loFac.LastMethodSuccess = 0) THEN
    ? loFac.LastErrorText
    RELEASE loFac
    CANCEL
ENDIF

loHttp = CreateObject('Chilkat.Http')

loHttp.AuthToken = lcAccessToken

loResp = CreateObject('Chilkat.HttpResponse')
lnSuccess = loHttp.HttpNoBody("GET","https://www.googleapis.com/tasks/v1/users/@me/lists",loResp)
IF (lnSuccess = 0) THEN
    ? loHttp.LastErrorText
    RELEASE loFac
    RELEASE loHttp
    RELEASE loResp
    CANCEL
ENDIF

* Show the response body.
? loResp.BodyStr

* Examine the response status code.
? "response status code: " + STR(loResp.StatusCode)

* Use this online tool to generate parsing code from sample JSON: 
* Generate Parsing Code from JSON

loJson = CreateObject('Chilkat.JsonObject')
loJson.Load(loResp.BodyStr)

lcKind = loJson.StringOf("kind")
lcEtag = loJson.StringOf("etag")
i = 0
lnCount_i = loJson.SizeOfArray("items")
DO WHILE i < lnCount_i
    loJson.I = i
    lcKind = loJson.StringOf("items[i].kind")
    lcId = loJson.StringOf("items[i].id")
    lcTitle = loJson.StringOf("items[i].title")
    lcUpdated = loJson.StringOf("items[i].updated")
    lcSelfLink = loJson.StringOf("items[i].selfLink")
    i = i + 1
ENDDO

* Sample response:

* {
*  "kind": "tasks#taskLists",
*  "etag": "\"84_7Cubo3y98GMV9bE3zQclHxhc/cv_AS-HUP96xJ9bgP8Y2B8WGSpM\"",
*  "items": [
*   {
*    "kind": "tasks#taskList",
*    "id": "MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6MDow",
*    "title": "My Tasks",
*    "updated": "2019-04-04T17:42:52.000Z",
*    "selfLink": "https://www.googleapis.com/tasks/v1/users/@me/lists/MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6MDow"
*   },
*   {
*    "kind": "tasks#taskList",
*    "id": "MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6MzE3OTUxODY4OTU1MTEwMDow",
*    "title": "ccc",
*    "updated": "2019-04-04T17:15:19.000Z",
*    "selfLink": "https://www.googleapis.com/tasks/v1/users/@me/lists/MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6MzE3OTUxODY4OTU1MTEwMDow"
*   },
*   {
*    "kind": "tasks#taskList",
*    "id": "MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NDQ0NTA4MDYyNTY3OTEzMzow",
*    "title": "bbb",
*    "updated": "2019-04-04T17:15:02.000Z",
*    "selfLink": "https://www.googleapis.com/tasks/v1/users/@me/lists/MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NDQ0NTA4MDYyNTY3OTEzMzow"
*   },
*   {
*    "kind": "tasks#taskList",
*    "id": "MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzow",
*    "title": "aaa",
*    "updated": "2019-04-04T17:13:17.000Z",
*    "selfLink": "https://www.googleapis.com/tasks/v1/users/@me/lists/MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzow"
*   }
*  ]
* }
* 
* response status code: 200

RELEASE loFac
RELEASE loHttp
RELEASE loResp
RELEASE loJson