Chilkat Online Tools

GetDocumentVersion delphiAx Example

Amazon WorkDocs

var
rest: TChilkatRest;
success: Integer;
authAws: TChilkatAuthAws;
sbResponseBody: TChilkatStringBuilder;
respStatusCode: Integer;
jResp: TChilkatJsonObject;
v_String: WideString;
ContentCreatedTimestamp: Integer;
ContentModifiedTimestamp: Integer;
ContentType: WideString;
CreatedTimestamp: Integer;
CreatorId: WideString;
Id: WideString;
ModifiedTimestamp: Integer;
Name: WideString;
Signature: WideString;
Size: Integer;
SourceString: WideString;
Status: WideString;
ThumbnailString: WideString;

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

rest := TChilkatRest.Create(Self);

authAws := TChilkatAuthAws.Create(Self);
authAws.AccessKey := 'AWS_ACCESS_KEY';
authAws.SecretKey := 'AWS_SECRET_KEY';

// Don't forget to change the region to your particular region. (Also make the same change in the call to Connect below.)
authAws.Region := 'us-west-2';
authAws.ServiceName := 'workdocs';
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
rest.SetAuthAws(authAws.ControlInterface);

// URL: https://workdocs.us-west-2.amazonaws.com/
// Use the same region as specified above.
success := rest.Connect('workdocs.us-west-2.amazonaws.com',443,1,1);
if (success <> 1) then
  begin
    Memo1.Lines.Add('ConnectFailReason: ' + IntToStr(rest.ConnectFailReason));
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;

rest.AddHeader('Content-Type','application/x-amz-json-1.1');
rest.AddHeader('X-Amz-Target','GetDocumentVersion');

sbResponseBody := TChilkatStringBuilder.Create(Self);
success := rest.FullRequestNoBodySb('GET','/api/v1/documents/{DocumentId}/versions/{VersionId}',sbResponseBody.ControlInterface);
if (success <> 1) then
  begin
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;
respStatusCode := rest.ResponseStatusCode;
Memo1.Lines.Add('response status code = ' + IntToStr(respStatusCode));
if (respStatusCode <> 200) then
  begin
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(rest.ResponseHeader);
    Memo1.Lines.Add('Response Body:');
    Memo1.Lines.Add(sbResponseBody.GetAsString());
    Exit;
  end;

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

// The following code parses the JSON response.
// A sample JSON response is shown below the sample code.

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

v_String := jResp.StringOf('CustomMetadata.string');
ContentCreatedTimestamp := jResp.IntOf('Metadata.ContentCreatedTimestamp');
ContentModifiedTimestamp := jResp.IntOf('Metadata.ContentModifiedTimestamp');
ContentType := jResp.StringOf('Metadata.ContentType');
CreatedTimestamp := jResp.IntOf('Metadata.CreatedTimestamp');
CreatorId := jResp.StringOf('Metadata.CreatorId');
Id := jResp.StringOf('Metadata.Id');
ModifiedTimestamp := jResp.IntOf('Metadata.ModifiedTimestamp');
Name := jResp.StringOf('Metadata.Name');
Signature := jResp.StringOf('Metadata.Signature');
Size := jResp.IntOf('Metadata.Size');
SourceString := jResp.StringOf('Metadata.Source.string');
Status := jResp.StringOf('Metadata.Status');
ThumbnailString := jResp.StringOf('Metadata.Thumbnail.string');

// A sample JSON response body parsed by the above code:

// {
//   "CustomMetadata": {
//     "string": "string"
//   },
//   "Metadata": {
//     "ContentCreatedTimestamp": number,
//     "ContentModifiedTimestamp": number,
//     "ContentType": "string",
//     "CreatedTimestamp": number,
//     "CreatorId": "string",
//     "Id": "string",
//     "ModifiedTimestamp": number,
//     "Name": "string",
//     "Signature": "string",
//     "Size": number,
//     "Source": {
//       "string": "string"
//     },
//     "Status": "string",
//     "Thumbnail": {
//       "string": "string"
//     }
//   }
// }