DlgDownload.cpp

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//
// DlgDownload.cpp
//
// Copyright (c) Shareaza Development Team, 2002-2005.
// This file is part of SHAREAZA (www.shareaza.com)
//
// Shareaza is free software; you can redistribute it
// and/or modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2 of
// the License, or (at your option) any later version.
//
// Shareaza is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Shareaza; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//

#include "StdAfx.h"
#include "Shareaza.h"
#include "Download.h"
#include "ShareazaURL.h"
#include "DlgDownload.h"
#include "Settings.h"

IMPLEMENT_DYNAMIC(CDownloadDlg, CSkinDialog)

BEGIN_MESSAGE_MAP(CDownloadDlg, CSkinDialog)
        ON_EN_CHANGE(IDC_URL, OnChangeURL)
        ON_BN_CLICKED(IDC_TORRENT_FILE, OnTorrentFile)
END_MESSAGE_MAP()


// CDownloadDlg dialog

CDownloadDlg::CDownloadDlg(CWnd* pParent, CDownload* pDownload) : CSkinDialog( CDownloadDlg::IDD, pParent )
{
        m_pDownload = pDownload;
        m_pURL = NULL;
}

CDownloadDlg::~CDownloadDlg()
{
        if ( m_pURL != NULL ) delete m_pURL;
}

void CDownloadDlg::DoDataExchange(CDataExchange* pDX)
{
        CSkinDialog::DoDataExchange(pDX);
        DDX_Control(pDX, IDC_TORRENT_FILE, m_wndTorrentFile);
        DDX_Control(pDX, IDOK, m_wndOK);
        DDX_Control(pDX, IDC_URL, m_wndURL);
        DDX_Text(pDX, IDC_URL, m_sURL);
}

// CDownloadDlg message handlers

BOOL CDownloadDlg::OnInitDialog() 
{
        CSkinDialog::OnInitDialog();
        
        SkinMe( NULL, IDR_DOWNLOADSFRAME );
        m_wndTorrentFile.EnableWindow( m_pDownload == NULL );
        
        if ( OpenClipboard() )
        {
                CString strClipboard;

                if ( theApp.m_bNT )
                {
                        // These OSes can handle unicode file names
                        if ( HGLOBAL hData = GetClipboardData( CF_UNICODETEXT ) )
                        {
                                DWORD nData = GlobalSize( hData );
                                LPVOID pData = GlobalLock( hData );
                                
                                LPTSTR pszData = new TCHAR[ nData + 1 ];
                                CopyMemory( pszData, pData, nData );
                                pszData[ nData ] = 0;
                                strClipboard = pszData;
                                delete [] pszData;
                                GlobalUnlock( hData );
                        }
                }
                else
                {
                        // We need to have the file "%" encoded to display the names. 
                        if ( HGLOBAL hData = GetClipboardData( CF_TEXT ) )
                        {
                                DWORD nData = GlobalSize( hData );
                                LPVOID pData = GlobalLock( hData );
                                
                                LPSTR pszData = new CHAR[ nData + 1 ];
                                CopyMemory( pszData, pData, nData );
                                pszData[ nData ] = 0;
                                strClipboard = pszData;
                                delete [] pszData;
                                GlobalUnlock( hData );
                        }       
                }
                        
                // If we had something in the clipboard, see if it's a valid URL
                if ( ! strClipboard.IsEmpty() )
                {
                        strClipboard.Trim( _T(" \t\r\n") );
                                        
                        CShareazaURL pURL;
                        if( pURL.Parse( strClipboard ) )
                        {
                                m_sURL = strClipboard;
                                UpdateData( FALSE );
                                OnChangeURL();
                        }
                }
                
                CloseClipboard();
        }
        
        return TRUE;
}

void CDownloadDlg::OnChangeURL() 
{
        UpdateData();
        
        if ( m_pDownload && FALSE )
        {
                int nIP[4];
                
                if ( _stscanf( m_sURL, _T("%i.%i.%i.%i"), &nIP[0], &nIP[1], &nIP[2], &nIP[3] ) == 4 )
                {
                        m_wndOK.EnableWindow( TRUE );
                        return;
                }
        }
        
        CShareazaURL pURL;
        
        m_wndOK.EnableWindow( pURL.Parse( m_sURL ) &&
                ( m_pDownload == NULL || pURL.m_nAction == CShareazaURL::uriSource ) );
}

void CDownloadDlg::OnTorrentFile() 
{
        CFileDialog dlg( TRUE, _T("torrent"), ( Settings.Downloads.TorrentPath + "\\." ) , OFN_HIDEREADONLY,
                _T("Torrent Files|*.torrent|All Files|*.*||"), this );
        
        if ( dlg.DoModal() != IDOK ) return;
        
        CBTInfo* pTorrent = new CBTInfo();
        
        if ( pTorrent->LoadTorrentFile( dlg.GetPathName() ) )
        {
                CShareazaURL* pURL = new CShareazaURL( pTorrent );
                
                if ( AfxGetMainWnd()->PostMessage( WM_URL, (WPARAM)pURL ) )
                {
                        EndDialog( IDCANCEL );
                        return;
                }
                
                delete pURL;
        }
        
        delete pTorrent;
}

void CDownloadDlg::OnOK() 
{
        UpdateData( TRUE );

        if ( m_pURL != NULL ) delete m_pURL;
        m_pURL = new CShareazaURL();
        
        if ( m_pURL->Parse( m_sURL ) ) CSkinDialog::OnOK();
}

CShareazaURL* CDownloadDlg::GetURL()
{
        CShareazaURL* pURL = m_pURL;
        m_pURL = NULL;
        return pURL;
}

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