Xbase++

Get all Tasks on a List

See more Google Tasks Examples

Demonstrates how to get all the tasks in a Google task list. Xbase++

LOCAL nSuccess
LOCAL oFac
LOCAL cAccessToken
LOCAL oHttp
LOCAL oResp
LOCAL cKind
LOCAL cEtag
LOCAL i
LOCAL nCount_i
LOCAL cId
LOCAL cTitle
LOCAL cUpdated
LOCAL cSelfLink
LOCAL cPosition
LOCAL cNotes
LOCAL cStatus
LOCAL cDue
LOCAL oJson

nSuccess := 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.

oFac := CreateObject("Chilkat.FileAccess")
cAccessToken := oFac:ReadEntireTextFile("qa_data/tokens/googleTasks.txt", "utf-8")
IF (oFac:LastMethodSuccess == 0)
    ? oFac:LastErrorText
    oFac:destroy()
    RETURN
ENDIF

oHttp := CreateObject("Chilkat.Http")

oHttp:AuthToken := cAccessToken

//  Get the tasks from the task list w/ id = MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzow
oHttp:SetUrlVar("tasklist", "MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzow")

oResp := CreateObject("Chilkat.HttpResponse")
nSuccess := oHttp:HttpNoBody("GET", "https://www.googleapis.com/tasks/v1/lists/{$tasklist}/tasks", oResp)
IF (nSuccess == 0)
    ? oHttp:LastErrorText
    oFac:destroy()
    oHttp:destroy()
    oResp:destroy()
    RETURN
ENDIF

//  Show the response body.
? oResp:BodyStr

//  Examine the response status code.
? "response status code: " + Str(oResp:StatusCode)

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

oJson := CreateObject("Chilkat.JsonObject")
oJson:Load(oResp:BodyStr)

cKind := oJson:StringOf("kind")
cEtag := oJson:StringOf("etag")
i := 0
nCount_i := oJson:SizeOfArray("items")
DO WHILE i < nCount_i
    oJson:I := i
    cKind := oJson:StringOf("items[i].kind")
    cId := oJson:StringOf("items[i].id")
    cEtag := oJson:StringOf("items[i].etag")
    cTitle := oJson:StringOf("items[i].title")
    cUpdated := oJson:StringOf("items[i].updated")
    cSelfLink := oJson:StringOf("items[i].selfLink")
    cPosition := oJson:StringOf("items[i].position")
    cNotes := oJson:StringOf("items[i].notes")
    cStatus := oJson:StringOf("items[i].status")
    cDue := oJson:StringOf("items[i].due")
    i := i + 1
ENDDO

//  Sample response:

//  {
//   "kind": "tasks#tasks",
//   "etag": "\"84_7Cubo3y98GMV9bE3zQclHxhc/LTM3Njg4MjgyNA\"",
//   "items": [
//    {
//     "kind": "tasks#task",
//     "id": "MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzoyMDg3OTcyMDA1MTQ5NTA0",
//     "etag": "\"84_7Cubo3y98GMV9bE3zQclHxhc/NjcyMTU4Mg\"",
//     "title": "Get haircut",
//     "updated": "2019-04-04T18:07:58.000Z",
//     "selfLink": "https://www.googleapis.com/tasks/v1/lists/MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzow/tasks/MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzoyMDg3OTcyMDA1MTQ5NTA0",
//     "position": "00000000001610612734",
//     "notes": "Check in online first.",
//     "status": "needsAction",
//     "due": "2019-04-07T00:00:00.000Z"
//    },
//    {
//     "kind": "tasks#task",
//     "id": "MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzoxMTg0MzQxMTkzMjM2MDY1",
//     "etag": "\"84_7Cubo3y98GMV9bE3zQclHxhc/MTU1MjQzNDIwMQ\"",
//     "title": "Go to grocery store",
//     "updated": "2019-04-04T17:59:15.000Z",
//     "selfLink": "https://www.googleapis.com/tasks/v1/lists/MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzow/tasks/MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzoxMTg0MzQxMTkzMjM2MDY1",
//     "position": "00000000002147483647",
//     "notes": "Don't forget to buy apples.",
//     "status": "needsAction",
//     "due": "2019-04-07T00:00:00.000Z"
//    }
//   ]
//  }
//  
//  response status code: 200

oFac:destroy()
oHttp:destroy()
oResp:destroy()
oJson:destroy()