Chilkat Online Tools

PureBasic / Microsoft Graph / Perform parallel GETS

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IncludeFile "CkJsonObject.pb"
IncludeFile "CkHttp.pb"
IncludeFile "CkHttpResponse.pb"

Procedure ChilkatExample()

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

    http.i = CkHttp::ckCreate()
    If http.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    success.i

    ; Use this online tool to generate code from sample JSON: Generate Code to Create JSON

    ; The following JSON is sent in the request body.

    ; {
    ;   "requests": [
    ;     {
    ;       "url": "/me?$select=displayName,jobTitle,userPrincipalName",
    ;       "method": "GET",
    ;       "id": "1"
    ;     },
    ;     {
    ;       "url": "/me/messages?$filter=importance eq 'high'&$select=from,subject,receivedDateTime,bodyPreview",
    ;       "method": "GET",
    ;       "id": "2"
    ;     },
    ;     {
    ;       "url": "/me/events",
    ;       "method": "GET",
    ;       "id": "3"
    ;     }
    ;   ]
    ; }

    json.i = CkJsonObject::ckCreate()
    If json.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkJsonObject::ckUpdateString(json,"requests[0].url","/me?$select=displayName,jobTitle,userPrincipalName")
    CkJsonObject::ckUpdateString(json,"requests[0].method","GET")
    CkJsonObject::ckUpdateString(json,"requests[0].id","1")
    CkJsonObject::ckUpdateString(json,"requests[1].url","/me/messages?$filter=importance eq 'high'&$select=from,subject,receivedDateTime,bodyPreview")
    CkJsonObject::ckUpdateString(json,"requests[1].method","GET")
    CkJsonObject::ckUpdateString(json,"requests[1].id","2")
    CkJsonObject::ckUpdateString(json,"requests[2].url","/me/events")
    CkJsonObject::ckUpdateString(json,"requests[2].method","GET")
    CkJsonObject::ckUpdateString(json,"requests[2].id","3")

    ; Adds the "Authorization: Bearer <access_token>" header.
    CkHttp::setCkAuthToken(http, "<access_token>")
    CkHttp::ckSetRequestHeader(http,"Content-Type","application/json")

    resp.i = CkHttp::ckPostJson3(http,"https://graph.microsoft.com/v1.0/$batch","application/json",json)
    If CkHttp::ckLastMethodSuccess(http) = 0
        Debug CkHttp::ckLastErrorText(http)
        CkHttp::ckDispose(http)
        CkJsonObject::ckDispose(json)
        ProcedureReturn
    EndIf

    Debug Str(CkHttpResponse::ckStatusCode(resp))
    Debug CkHttpResponse::ckBodyStr(resp)
    CkHttpResponse::ckDispose(resp)



    CkHttp::ckDispose(http)
    CkJsonObject::ckDispose(json)


    ProcedureReturn
EndProcedure

Curl Command

curl -X POST
	-H "Authorization: Bearer <access_token>"
	-H "Content-Type: application/json"
	-d '{
  "requests": [
    {
      "url": "/me?$select=displayName,jobTitle,userPrincipalName",
      "method": "GET",
      "id": "1"
    },
    {
      "url": "/me/messages?$filter=importance eq \'high\'&$select=from,subject,receivedDateTime,bodyPreview",
      "method": "GET",
      "id": "2"
    },
    {
      "url": "/me/events",
      "method": "GET",
      "id": "3"
    }
  ]
}'
https://graph.microsoft.com/v1.0/$batch

Postman Collection Item JSON

{
  "name": "Perform parallel GETS",
  "event": [
    {
      "listen": "test",
      "script": {
        "exec": [
          "try {\r",
          "    if (responseBody.indexOf(\"InvalidAuthenticationToken\") !== -1)\r",
          "    {\r",
          "        console.log(\"You need to run *On behalf of a User | Get User Access Token* request first.\");\r",
          "    }\r",
          "    else\r",
          "    {\r",
          "        if (pm.response.status === \"Forbidden\")\r",
          "        {\r",
          "            console.log(\"You need to add user delegated permissions in your application to at least *User.Read* in portal.azure.com and then consent as user or Grant admin consent in portal. And re-run *On behalf of a User | Get User Access Token* request to update access token. \");\r",
          "        }\r",
          "    }\r",
          "}\r",
          "catch (e) {\r",
          "    console.log(e);\r",
          "}\r",
          ""
        ],
        "type": "text/javascript"
      }
    }
  ],
  "request": {
    "method": "POST",
    "header": [
      {
        "key": "Content-Type",
        "name": "Content-Type",
        "value": "application/json",
        "type": "text"
      }
    ],
    "body": {
      "mode": "raw",
      "raw": "{\n  \"requests\": [\n    {\n      \"url\": \"/me?$select=displayName,jobTitle,userPrincipalName\",\n      \"method\": \"GET\",\n      \"id\": \"1\"\n    },\n    {\n      \"url\": \"/me/messages?$filter=importance eq 'high'&$select=from,subject,receivedDateTime,bodyPreview\",\n      \"method\": \"GET\",\n      \"id\": \"2\"\n    },\n    {\n      \"url\": \"/me/events\",\n      \"method\": \"GET\",\n      \"id\": \"3\"\n    }\n  ]\n}"
    },
    "url": {
      "raw": "https://graph.microsoft.com/v1.0/$batch",
      "protocol": "https",
      "host": [
        "graph",
        "microsoft",
        "com"
      ],
      "path": [
        "v1.0",
        "$batch"
      ]
    }
  },
  "response": [
  ]
}