Chilkat Online Tools

C / Microsoft Graph / Perform parallel GETS

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#include <C_CkHttp.h>
#include <C_CkJsonObject.h>
#include <C_CkHttpResponse.h>

void ChilkatSample(void)
    {
    HCkHttp http;
    BOOL success;
    HCkJsonObject json;
    HCkHttpResponse resp;

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

    http = CkHttp_Create();

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

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

    resp = CkHttp_PostJson3(http,"https://graph.microsoft.com/v1.0/$batch","application/json",json);
    if (CkHttp_getLastMethodSuccess(http) == FALSE) {
        printf("%s\n",CkHttp_lastErrorText(http));
        CkHttp_Dispose(http);
        CkJsonObject_Dispose(json);
        return;
    }

    printf("%d\n",CkHttpResponse_getStatusCode(resp));
    printf("%s\n",CkHttpResponse_bodyStr(resp));
    CkHttpResponse_Dispose(resp);


    CkHttp_Dispose(http);
    CkJsonObject_Dispose(json);

    }

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": [
  ]
}