Delphi ActiveX
Delphi ActiveX
UK Vehicle Data VRM Lookup
See more REST Examples
Demonstrates how to query the UK Vehicle Data VRM online API's. (See https://ukvehicledata.co.uk/)Chilkat Delphi ActiveX Downloads
uses
Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Chilkat_TLB;
...
procedure TForm1.Button1Click(Sender: TObject);
var
success: Integer;
rest: TChilkatRest;
bAutoReconnect: Integer;
jsonResponseStr: WideString;
json: TChilkatJsonObject;
numBatteries: Integer;
i: Integer;
begin
success := 0;
// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.
rest := TChilkatRest.Create(Self);
// Connect using TLS.
bAutoReconnect := 1;
success := rest.Connect('uk1.ukvehicledata.co.uk',443,1,bAutoReconnect);
if (success <> 1) then
begin
Memo1.Lines.Add(rest.LastErrorText);
Exit;
end;
// Replace UKVD-API-KEY with your actual API KEY,
// which looks something like "abcdb1234-0abc-1235-abcf-1234c3d1abcd"
rest.Authorization := 'ukvd-ipwhitelist UKVD-API-KEY';
// Replace "ABCDE" with a real VRM...
rest.AddQueryParam('key_vrm','ABCDE');
// Add the Content-Type HTTP request header.
// success = rest.AddHeader("Content-Type","application/json; charset=UTF-8");
// This request gets vehicle data.
// See below for a request to get battery data.
jsonResponseStr := rest.FullRequestNoBody('GET','/api/datapackage/vehicledata');
if (rest.LastMethodSuccess <> 1) then
begin
Memo1.Lines.Add(rest.LastErrorText);
Exit;
end;
if (rest.ResponseStatusCode <> 200) then
begin
Memo1.Lines.Add('Response Status Code = ' + IntToStr(rest.ResponseStatusCode));
Memo1.Lines.Add(jsonResponseStr);
Exit;
end;
json := TChilkatJsonObject.Create(Self);
json.Load(jsonResponseStr);
json.EmitCompact := 0;
// Show the JSON response.
Memo1.Lines.Add(json.Emit());
// A sample vehicledata response will be as shown below.
// To get a few bits of data from the response:
Memo1.Lines.Add('RequestGuid: ' + json.StringOf('RequestGuid'));
Memo1.Lines.Add('EngineNumber: ' + json.StringOf('DataItems.EngineNumber'));
Memo1.Lines.Add('Vrm: ' + json.StringOf('DataKeys.Vrm'));
// {
// "RequestGuid": "xxxxxxxx-cc72-4b63-xxxxxxxxxxxx",
// "StatusCode": 0,
// "StatusMessage": "Success",
// "PackageId": "xxxxxxxx-a4bc-4a84-af22-xxxxxxxxxxxx",
// "PackageVersion": 1,
// "DataKeys": {
// "Vrm": "ABCDE"
// },
// "DataItems": {
// "DriveAxle": "4x2",
// "Exported": "False",
// "DriverSeatPosition": "RHD",
// "EngineNumber": "LN910940728622",
// "Class": "Sport",
// "ImportedNorthernIreland": "False",
// "HistoryPreviousKeeperAcquisitionDate": "2013-01-12",
// "RoadFundLicenseSixMonth": "�126.50",
// "EnginePowerBhp": "262",
// "SpecDateRangeFrom": "1987-10-01",
// "RegistrationDateUK": "1994-08-03",
// "SoundLevelDriveBy": "0",
// "RoadFundLicenseTwelveMonth": "�235.00",
// "RoadFundLicenseBand": "Not available",
// "Vrm": "J5YVK",
// "TrimCode": "BA",
// "Derivative": "S4",
// "EngineSizeCc": "2174",
// "EngineCylinderCount": "4",
// "HistoryLatestV5cIssueDate": "2015-05-12",
// "Category": "Car",
// "HistoryPreviousKeeperCount": "9",
// "ConditionScrapped": "False",
// "EngineValveCount": "16",
// "WeightUnladen": "0",
// "RoadFundLicenseRenewalDate": "2017-04-01",
// "Model": "Esprit",
// "SpecDateRangeTo": "2003-06-01",
// "RoadFundLicenseCurrentStatus": "Tax not due",
// "BuildYear": "1994",
// "BuildDate": "1994-12-31",
// "VinLast4": "1448",
// "GearCount": "5",
// "SeatCount": "2",
// "Make": "Lotus",
// "Vin": "SCC082910RHA61448",
// "ColourChangeCount": "0",
// "DriveType": "Rear Wheel Drive",
// "WeightGross": "0",
// "EngineCode": "N/A",
// "EnginePowerKw": "193",
// "SoundLevelEngineSpeed": "0",
// "ConditionUnscrapped": "False",
// "HistoryPreviousKeeperDisposalDate": "2014-04-26",
// "EngineAlignment": "Longitudinal",
// "Imported": "False",
// "BodyType": "Coupe",
// "EnginePosition": "Mid",
// "TransmissionType": "Manual",
// "WeightFullyLaden": "0",
// "SoundLevelStationary": "0",
// "FuelType": "Petrol",
// "Colour": "YELLOW",
// "EngineSizeLitre": "2.2",
// "RegistrationDate": "1994-08-03",
// "Co2Emissions": "000",
// "WeightMaxTowingUnbraked": "0",
// "HistoryCurrentKeeperAcquisitionDate": "2015-04-25",
// "WeightMaxTowingBraked": "0",
// "DoorCount": "2",
// "EngineCylinderConfig": "Inline",
// "EngineFuelDelivery": "Turbo Injection"
// }
// }
// -----------------------------------------------------------------------------------
// Now get battery data...
jsonResponseStr := rest.FullRequestNoBody('GET','/api/datapackage/batterydata');
if (rest.LastMethodSuccess <> 1) then
begin
Memo1.Lines.Add(rest.LastErrorText);
Exit;
end;
if (rest.ResponseStatusCode <> 200) then
begin
Memo1.Lines.Add('Response Status Code = ' + IntToStr(rest.ResponseStatusCode));
Memo1.Lines.Add(jsonResponseStr);
Exit;
end;
json.Load(jsonResponseStr);
// Show the JSON response containing battery data.
Memo1.Lines.Add(json.Emit());
// To get a few pieces of information out of the response...
numBatteries := json.SizeOfArray('DataItems.BatteryList');
i := 0;
while (i < numBatteries) do
begin
json.I := i;
Memo1.Lines.Add('---- Battery ' + IntToStr(i) + ':');
Memo1.Lines.Add(' Type = ' + json.StringOf('DataItems.BatteryList[I].Type'));
Memo1.Lines.Add(' LayoutImage = ' + json.StringOf('DataItems.BatteryList[I].LayoutImage'));
Memo1.Lines.Add(' TerminalCode = ' + json.StringOf('DataItems.BatteryList[I].TerminalCode'));
i := i + 1;
end;
// The battery data looks like this:
// {
// "RequestGuid": "xxxxxxxx-5030-4b3d-a2ed-xxxxxxxxxxxx",
// "StatusCode": 0,
// "StatusMessage": "Success",
// "PackageId": "xxxxxxxx-9ec2-4fd3-9247-xxxxxxxxxxxx",
// "PackageVersion": 1,
// "DataKeys": {
// "Vrm": "ABCDE"
// },
// "DataItems": {
// "BatteryList": [
// {
// "Type": "Primary",
// "UkRef": "075",
// "LayoutCode": "0",
// "LayoutImage": "http://cdn.ukvehicledata.co.uk/battery/layout/0.png",
// "TerminalCode": "T1",
// "TerminalImage": "http://cdn.ukvehicledata.co.uk/battery/terminal/T1.png",
// "HoldDownCode": "B13",
// "HoldDownImage": "http://cdn.ukvehicledata.co.uk/battery/holddown/B13.png"
// }
// ],
// "BatteryCount": "1"
// }
// }
end;