dbgthumb.cpp

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// $Id: dbgthumb.cpp 1282 2006-06-09 09:46:49Z alex $
/* @@tag:xara-cn@@ DO NOT MODIFY THIS LINE
================================XARAHEADERSTART===========================
 
               Xara LX, a vector drawing and manipulation program.
                    Copyright (C) 1993-2006 Xara Group Ltd.
       Copyright on certain contributions may be held in joint with their
              respective authors. See AUTHORS file for details.

LICENSE TO USE AND MODIFY SOFTWARE
----------------------------------

This file is part of Xara LX.

Xara LX is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License version 2 as published
by the Free Software Foundation.

Xara LX and its component source files are 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 Xara LX (see the file GPL in the root directory of the
distribution); if not, write to the Free Software Foundation, Inc., 51
Franklin St, Fifth Floor, Boston, MA  02110-1301 USA


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-----------------

Conditional upon your continuing compliance with the GNU General Public
License described above, Xara Group Ltd grants to you certain additional
rights. 

The additional rights are to use, modify, and distribute the software
together with the wxWidgets library, the wxXtra library, and the "CDraw"
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----------------

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=================================XARAHEADEREND============================
 */
// The "Import from URL..." menu item

//GTODO: Tidy up these includes
#include "camtypes.h"

//#include "pathname.h" - in camtypes.h [AUTOMATICALLY REMOVED]
//#include "app.h"          //For Camelot.GetFilterManager() - in camtypes.h [AUTOMATICALLY REMOVED]
//#include "barsdlgs.h"     //For _R(IDD_BARCONTROLSTORE)

#include "urlimp.h"
#include "fileutil.h"

//#include "resimmap.h"     //For _R(IDS_HTMLIMPORT_FILEDOWNLOAD)
#include "urldlg.h"         //For URLImportDlg
#include "filtrmgr.h"       //For FilterManager::FindFilterFromID

#include "gendwnd.h"        //For the download operation
//#include "webster.h"

CC_IMPLEMENT_DYNCREATE(OpURLImport, OpMenuImport)

/********************************************************************************************

>   BOOL OpURLImport::Init()

    Author:     Graham_Walmsley (Xara Group Ltd) <camelotdev@xara.com>
    Created:    6/6/97
    Returns:    TRUE if worked, FALSE if failed (out of memory)
    Purpose:    Declares the OpDescriptor
    Errors:     -

********************************************************************************************/

BOOL OpURLImport::Init()
{
    return RegisterOpDescriptor(
                                    0,                          // Tool ID
                                    _R(IDS_URLIMPORT),                  // String resource ID
                                    CC_RUNTIME_CLASS(OpURLImport),  // Runtime class
                                    OPTOKEN_URLIMPORT,          // Token string
                                    GetState,                   // GetState function
                                    0,                          // help ID GTODO: Is this needed?
                                    _R(IDBBL_URLIMPORT),            // bubble help
                                    _R(IDD_BARCONTROLSTORE),        // resource ID
                                    _R(IDC_FILEURLIMPORT),              // control ID
                                    SYSTEMBAR_FILE,             // Bar ID
                                    TRUE,                       // Receive system messages
                                    FALSE,                      // Smart duplicate operation
                                    TRUE,                       // Clean operation
                                    0,      // String for one copy only error
                                    (DONT_GREY_WHEN_SELECT_INSIDE | GREY_WHEN_NO_CURRENT_DOC) // Auto state flags
                                );
    
}

/********************************************************************************************

>   void OpURLImport::Do(OpDescriptor*)

    Author:     Graham_Walmsley (Xara Group Ltd) <camelotdev@xara.com>
    Created:    6/6/97
    Purpose:    Imports a URL into the current document
    Errors:     -

********************************************************************************************/

void OpURLImport::Do(OpDescriptor*)
{
    //First display our Import from URL dialog and get a filename from it
    WebAddress urlToGet;
    
    BOOL ok=URLImportDlg::OpenAndGetURL(&urlToGet);

    //And if the user clicked OK
    if (ok)
    {

        //So, is the URL we've got back a local filename?
        if (urlToGet.IsLocalFile())
        {
            //Yes. So get it as a pathname
            PathName pthToGet=urlToGet.GetPathName();

            //And first get a pointer to the All filter
            Filter* pAllFilter=GetAllFilter();

            //And if we found it
            if (pAllFilter)
            {
                //Then import the pathname
                String_256 strToGet=pthToGet.GetPath();

                DoImport(pthToGet, pAllFilter, &strToGet);
            }

        }
        else
        {
            //No, it's a URL.

            //So download it
            ImportURL(urlToGet);
        }
    }





}

/********************************************************************************************

>   OpURLImport::OpURLImport()

    Author:     Graham_Walmsley (Xara Group Ltd) <camelotdev@xara.com>
    Created:    6/6/97
    Purpose:    Default constructor

********************************************************************************************/

OpURLImport::OpURLImport()
{
    OpFlags.HasOwnTimeIndicator = TRUE; // The OpURLImport op has its own time indicator
}

/********************************************************************************************

>   OpState OpURLImport::GetState(String_256*, OpDescriptor*)

    Author:     Graham_Walmsley (Xara Group Ltd) <camelotdev@xara.com>
    Created:    6/6/97
    Purpose:    This item is always available, so long as a document is visible.

********************************************************************************************/

OpState OpURLImport::GetState(String_256*, OpDescriptor*)
{
    OpState OpSt;

    return OpSt;
}

/*****************************************************************

  Toolkit functions

  ****************************************************************/

 /********************************************************************************************

>   BOOL OpURLImport::ImportURL(WebAddress urlToGet)

    Author:     Graham_Walmsley (Xara Group Ltd) <camelotdev@xara.com>
    Created:    6/6/97
    Inputs:     urlToGet    The URL to import
    Purpose:    Imports the URL given

  GTODO: Handle local files
  GTODO: HMOve this function somewhere useful

********************************************************************************************/

BOOL OpURLImport::ImportURL(WebAddress urlToGet)
{
    //First, set up some variables. We must do this now because I'm 
    //going to use a goto in a moment
    GenericDownloadParam* Param;
    OpDescriptor* pOpDesc;
    PathName pthTemp;

    //We want to import urlToGet using the best available filter

    //To get the best available filter, we simply download to the "All" filter
    //So get a pointer to the All filter
    Filter* pAllFilter=GetAllFilter();

    //Check we found it
    if (pAllFilter==NULL)
        goto ReturnError;

    //Now, get ready to download the file. This is rather complex.

    //First create a new set of download parameters
    //This object will be deleted when the download finishes
    Param = new GenericDownloadParam;
    
    //Now find the generic download OpDescriptor
    pOpDesc = OpDescriptor::FindOpDescriptor(OPTOKEN_OPGENERICDOWNLOAD);

    //And check we found it
    if (pOpDesc==NULL)
        goto ReturnError;
  
    //Now, create a temporary file to download to
    pthTemp=FileUtil::GetTemporaryPathName();



    /*            GTODO: Take all this out
                TCHAR TempDir[MAX_PATH];
                FileUtil::GetTemporaryPath(MAX_PATH,TempDir);
                // get temp file name
                TCHAR TempFileName[256];
                TCHAR Prefix[] = "TMP"; // the first three letters of the new file name
                FileUtil::GetTemporaryFileName(TempDir,Prefix,0,TempFileName);
                */

    //And now fill in our parameters
    Param->type = TYPE_GENERIC;
    Param->priority = AsynchDownload::PRIORITY_NORMAL;
    Param->strDescription = String_256(_R(IDS_HTMLIMPORT_FILEDOWNLOAD));
    Param->uCaptionID = _R(IDS_GENERICPROGRESSDLGCAPTION);
    Param->uErrorMsgID = _R(IDS_GENERICDOWNLOADFAILED);
    Param->file = pthTemp.GetPath();

    Param->strURL = urlToGet.GetWebAddress();
                
    Param->Output = NULL;

    Param->m_pFilter = pAllFilter;
    Param->m_Op = this;                     
    Param->pDoc = Document::GetCurrent();

    //And, finally, start the download going, if we've got a URL to download
    if (!Param->strURL.IsEmpty())
        pOpDesc->Invoke((OpParam*) Param);
    
    //And return TRUE
    return TRUE;

ReturnError:
    if (Param)
        delete Param;

    return FALSE;
}

 /********************************************************************************************

>   Filter* OpURLImport::GetAllFilter()

    Author:     Graham_Walmsley (Xara Group Ltd) <camelotdev@xara.com>
    Created:    10/6/97
    Inputs:     -
    Purpose:    Gets a pointer to the All filter.
    
********************************************************************************************/

Filter* OpURLImport::GetAllFilter()
{
    //So get a pointer to the All filter
    FilterManager* pFilterManager=Camelot.GetFilterManager();

    ERROR2IF(pFilterManager==NULL, FALSE, "OpURLImport::ImportURL - FilterManager does not exist");

    return pFilterManager->FindFilterFromID(FILTERID_GENERIC);
        
}

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