Delphi ActiveX Dynamics CRM: Get Accounts

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This example queries the accounts entity set and uses the $select system query option to return the name property for each account.

Documentation: https://msdn.microsoft.com/en-us/library/gg334767.aspx#Basic query example

CURL Command

curl -X GET https://my-dynamics-domain.api.crm.dynamics.com/api/data/v9.0/accounts?$select=name \
  -H "Accept: application/json" \
  -H "OData-MaxVersion: 4.0"  \
  -H "OData-Version: 4.0" \
  -H "Authorization: Bearer DYNAMICS_CRM_ACCESS_TOKEN"

Delphi ActiveX Example

var
rest: TChilkatRest;
success: Integer;
bTls: Integer;
port: Integer;
bAutoReconnect: Integer;
sbResponseBody: TChilkatStringBuilder;
respStatusCode: Integer;
jsonResponse: TChilkatJsonObject;
i: Integer;
count_i: Integer;
odataContext: WideString;
odataEtag: WideString;
name: WideString;
accountid: WideString;

begin
rest := TChilkatRest.Create(Self);

//  URL: https://my-dynamics-domain.api.crm.dynamics.com/api/data/v9.0/accounts?$select=name
bTls := 1;
port := 443;
bAutoReconnect := 1;
success := rest.Connect('my-dynamics-domain.api.crm.dynamics.com',port,bTls,bAutoReconnect);
if (success <> 1) then
  begin
    Memo1.Lines.Add('ConnectFailReason: ' + IntToStr(rest.ConnectFailReason));
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;

rest.AddHeader('OData-MaxVersion','4.0');
rest.AddHeader('Accept','application/json');
rest.AddHeader('OData-Version','4.0');
rest.AddHeader('Authorization','Bearer DYNAMICS_CRM_ACCESS_TOKEN');

sbResponseBody := TChilkatStringBuilder.Create(Self);
success := rest.FullRequestNoBodySb('GET','/api/data/v9.0/accounts?$select=name',sbResponseBody.ControlInterface);
if (success <> 1) then
  begin
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;
respStatusCode := rest.ResponseStatusCode;
if (respStatusCode >= 400) then
  begin
    Memo1.Lines.Add('Response Status Code = ' + IntToStr(respStatusCode));
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(rest.ResponseHeader);
    Memo1.Lines.Add('Response Body:');
    Memo1.Lines.Add(sbResponseBody.GetAsString());
    Exit;
  end;

jsonResponse := TChilkatJsonObject.Create(Self);
jsonResponse.LoadSb(sbResponseBody.ControlInterface);

odataContext := jsonResponse.StringOf('"@odata.context"');
i := 0;
count_i := jsonResponse.SizeOfArray('value');
while i < count_i do
  begin
    jsonResponse.I := i;
    odataEtag := jsonResponse.StringOf('value[i]."@odata.etag"');
    name := jsonResponse.StringOf('value[i].name');
    accountid := jsonResponse.StringOf('value[i].accountid');
    i := i + 1;
  end;

Sample JSON Response Body

{
  "@odata.context": "https://mydomain.api.crm.dynamics.com/api/data/v8.2/$metadata#accounts(name)",
  "value": [
    {
      "@odata.etag": "W/\"1817213\"",
      "name": "A. Datum",
      "accountid": "475b158c-541c-e511-80d3-3863bb347ba8"
    },
    {
      "@odata.etag": "W/\"1817214\"",
      "name": "Adventure Works",
      "accountid": "a8a19cdd-88df-e311-b8e5-6c3be5a8b200"
    },
    {
      "@odata.etag": "W/\"1817215\"",
      "name": "Alpine Ski House",
      "accountid": "aaa19cdd-88df-e311-b8e5-6c3be5a8b200"
    },
    {
      "@odata.etag": "W/\"1817216\"",
      "name": "Blue Yonder Airlines",
      "accountid": "aca19cdd-88df-e311-b8e5-6c3be5a8b200"
    },
    {
      "@odata.etag": "W/\"1817217\"",
      "name": "City Power & Light",
      "accountid": "aea19cdd-88df-e311-b8e5-6c3be5a8b200"
    },
    {
      "@odata.etag": "W/\"1817218\"",
      "name": "Coho Winery",
      "accountid": "b0a19cdd-88df-e311-b8e5-6c3be5a8b200"
    },
    {
      "@odata.etag": "W/\"1817219\"",
      "name": "Consolidated Messenger",
      "accountid": "b2a19cdd-88df-e311-b8e5-6c3be5a8b200"
    },
    {
      "@odata.etag": "W/\"1817220\"",
      "name": "Fabrikam, Inc.",
      "accountid": "b4a19cdd-88df-e311-b8e5-6c3be5a8b200"
    },
    {
      "@odata.etag": "W/\"1817221\"",
      "name": "Fourth Coffee",
      "accountid": "b6a19cdd-88df-e311-b8e5-6c3be5a8b200"
    },
    {
      "@odata.etag": "W/\"1817222\"",
      "name": "Graphic Design Institute",
      "accountid": "b8a19cdd-88df-e311-b8e5-6c3be5a8b200"
    },
    {
      "@odata.etag": "W/\"1817223\"",
      "name": "Humongous Insurance",
      "accountid": "baa19cdd-88df-e311-b8e5-6c3be5a8b200"
    },
    {
      "@odata.etag": "W/\"1817224\"",
      "name": "Litware",
      "accountid": "bca19cdd-88df-e311-b8e5-6c3be5a8b200"
    },
    {
      "@odata.etag": "W/\"1817225\"",
      "name": "Lucerne Publishing",
      "accountid": "bea19cdd-88df-e311-b8e5-6c3be5a8b200"
    },
    {
      "@odata.etag": "W/\"1817226\"",
      "name": "Margie's Travel",
      "accountid": "c0a19cdd-88df-e311-b8e5-6c3be5a8b200"
    },
    {
      "@odata.etag": "W/\"1817227\"",
      "name": "Northwind Traders",
      "accountid": "c2a19cdd-88df-e311-b8e5-6c3be5a8b200"
    },
    {
      "@odata.etag": "W/\"1817228\"",
      "name": "Proseware, Inc.",
      "accountid": "c4a19cdd-88df-e311-b8e5-6c3be5a8b200"
    },
    {
      "@odata.etag": "W/\"1817229\"",
      "name": "School of Fine Art",
      "accountid": "c6a19cdd-88df-e311-b8e5-6c3be5a8b200"
    },
    {
      "@odata.etag": "W/\"1817230\"",
      "name": "Southridge Video",
      "accountid": "c8a19cdd-88df-e311-b8e5-6c3be5a8b200"
    },
    {
      "@odata.etag": "W/\"1817231\"",
      "name": "Tailspin Toys",
      "accountid": "caa19cdd-88df-e311-b8e5-6c3be5a8b200"
    },
    {
      "@odata.etag": "W/\"1817232\"",
      "name": "The Phone Company",
      "accountid": "cca19cdd-88df-e311-b8e5-6c3be5a8b200"
    },
    {
      "@odata.etag": "W/\"1817233\"",
      "name": "Trey Research",
      "accountid": "cea19cdd-88df-e311-b8e5-6c3be5a8b200"
    },
    {
      "@odata.etag": "W/\"1817234\"",
      "name": "Wide World Importers",
      "accountid": "d0a19cdd-88df-e311-b8e5-6c3be5a8b200"
    },
    {
      "@odata.etag": "W/\"1817235\"",
      "name": "Wingtip Toys",
      "accountid": "d2a19cdd-88df-e311-b8e5-6c3be5a8b200"
    },
    {
      "@odata.etag": "W/\"1817236\"",
      "name": "Woodgrove Bank",
      "accountid": "d4a19cdd-88df-e311-b8e5-6c3be5a8b200"
    },
    {
      "@odata.etag": "W/\"1817237\"",
      "name": "Best o' Sales",
      "accountid": "2123455d-be62-e411-80d6-b4b52f567ec8"
    },
    {
      "@odata.etag": "W/\"1817238\"",
      "name": "Microsoft",
      "accountid": "d3ae1b3a-8bd2-e411-80ef-c4346bac7be8"
    }
  ]
}