Chilkat Online Tools

DescribeRootFolders delphiAx Example

Amazon WorkDocs

var
rest: TChilkatRest;
success: Integer;
authAws: TChilkatAuthAws;
sbResponseBody: TChilkatStringBuilder;
respStatusCode: Integer;
jResp: TChilkatJsonObject;
CreatedTimestamp: Integer;
CreatorId: WideString;
Id: WideString;
LatestVersionSize: Integer;
ModifiedTimestamp: Integer;
Name: WideString;
ParentFolderId: WideString;
ResourceState: WideString;
Signature: WideString;
Size: Integer;
j: Integer;
count_j: Integer;
strVal: WideString;
Marker: WideString;
i: Integer;
count_i: Integer;

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','DescribeRootFolders');

sbResponseBody := TChilkatStringBuilder.Create(Self);
success := rest.FullRequestNoBodySb('GET','/api/v1/me/root',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

Marker := jResp.StringOf('Marker');
i := 0;
count_i := jResp.SizeOfArray('Folders');
while i < count_i do
  begin
    jResp.I := i;
    CreatedTimestamp := jResp.IntOf('Folders[i].CreatedTimestamp');
    CreatorId := jResp.StringOf('Folders[i].CreatorId');
    Id := jResp.StringOf('Folders[i].Id');
    LatestVersionSize := jResp.IntOf('Folders[i].LatestVersionSize');
    ModifiedTimestamp := jResp.IntOf('Folders[i].ModifiedTimestamp');
    Name := jResp.StringOf('Folders[i].Name');
    ParentFolderId := jResp.StringOf('Folders[i].ParentFolderId');
    ResourceState := jResp.StringOf('Folders[i].ResourceState');
    Signature := jResp.StringOf('Folders[i].Signature');
    Size := jResp.IntOf('Folders[i].Size');
    j := 0;
    count_j := jResp.SizeOfArray('Folders[i].Labels');
    while j < count_j do
      begin
        jResp.J := j;
        strVal := jResp.StringOf('Folders[i].Labels[j]');
        j := j + 1;
      end;

    i := i + 1;
  end;

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

// {
//   "Folders": [
//     {
//       "CreatedTimestamp": number,
//       "CreatorId": "string",
//       "Id": "string",
//       "Labels": [
//         "string"
//       ],
//       "LatestVersionSize": number,
//       "ModifiedTimestamp": number,
//       "Name": "string",
//       "ParentFolderId": "string",
//       "ResourceState": "string",
//       "Signature": "string",
//       "Size": number
//     }
//   ],
//   "Marker": "string"
// }