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(Delphi DLL) Box.com Download Binary File to MemoryRetrieves the actual data of the file into a memory (not to a local file).
uses Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics, Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, BinData, Http; ... procedure TForm1.Button1Click(Sender: TObject); var http: HCkHttp; bd: HCkBinData; success: Boolean; begin // This requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. http := CkHttp_Create(); // Provide a previously obtained OAuth2 access token. // See Get Box OAuth2 Access Token. CkHttp_putAuthToken(http,'BOX_ACCESS_TOKEN'); CkHttp_putFollowRedirects(http,True); // The file is specified by the file ID. // In this case, we're downloading a file with FILE_ID = 283371752129. // The general form of the URL for downloading is: https://api.box.com/2.0/files/FILE_ID/content bd := CkBinData_Create(); success := CkHttp_DownloadBd(http,'https://api.box.com/2.0/files/283371752129/content',bd); if (success <> True) then begin Memo1.Lines.Add(CkHttp__lastErrorText(http)); Exit; end; Memo1.Lines.Add('Downloaded tigers.jpeg into an object holding the binary data.'); Memo1.Lines.Add('Number of bytes: ' + IntToStr(CkBinData_getNumBytes(bd))); CkHttp_Dispose(http); CkBinData_Dispose(bd); end; |
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