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//C- -*- C++ -*-
//C- -------------------------------------------------------------------
//C- DjVuLibre-3.5
//C- Copyright (c) 2002 Leon Bottou and Yann Le Cun.
//C- Copyright (c) 2001 AT&T
//C-
//C- This software is subject to, and may be distributed under, the
//C- GNU General Public License, Version 2. The license should have
//C- accompanied the software or you may obtain a copy of the license
//C- from the Free Software Foundation at http://www.fsf.org .
//C-
//C- This program is distributed in the hope that it will be useful,
//C- but WITHOUT ANY WARRANTY; without even the implied warranty of
//C- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
//C- GNU General Public License for more details.
//C-
//C- DjVuLibre-3.5 is derived from the DjVu(r) Reference Library
//C- distributed by Lizardtech Software. On July 19th 2002, Lizardtech
//C- Software authorized us to replace the original DjVu(r) Reference
//C- Library notice by the following text (see doc/lizard2002.djvu):
//C-
//C- ------------------------------------------------------------------
//C- | DjVu (r) Reference Library (v. 3.5)
//C- | Copyright (c) 1999-2001 LizardTech, Inc. All Rights Reserved.
//C- | The DjVu Reference Library is protected by U.S. Pat. No.
//C- | 6,058,214 and patents pending.
//C- |
//C- | This software is subject to, and may be distributed under, the
//C- | GNU General Public License, Version 2. The license should have
//C- | accompanied the software or you may obtain a copy of the license
//C- | from the Free Software Foundation at http://www.fsf.org .
//C- |
//C- | The computer code originally released by LizardTech under this
//C- | license and unmodified by other parties is deemed "the LIZARDTECH
//C- | ORIGINAL CODE." Subject to any third party intellectual property
//C- | claims, LizardTech grants recipient a worldwide, royalty-free,
//C- | non-exclusive license to make, use, sell, or otherwise dispose of
//C- | the LIZARDTECH ORIGINAL CODE or of programs derived from the
//C- | LIZARDTECH ORIGINAL CODE in compliance with the terms of the GNU
//C- | General Public License. This grant only confers the right to
//C- | infringe patent claims underlying the LIZARDTECH ORIGINAL CODE to
//C- | the extent such infringement is reasonably necessary to enable
//C- | recipient to make, have made, practice, sell, or otherwise dispose
//C- | of the LIZARDTECH ORIGINAL CODE (or portions thereof) and not to
//C- | any greater extent that may be necessary to utilize further
//C- | modifications or combinations.
//C- |
//C- | The LIZARDTECH ORIGINAL CODE is provided "AS IS" WITHOUT WARRANTY
//C- | OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
//C- | TO ANY WARRANTY OF NON-INFRINGEMENT, OR ANY IMPLIED WARRANTY OF
//C- | MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
//C- +------------------------------------------------------------------
//
// $Id: DjVuErrorList.cpp,v 1.8 2003/11/07 22:08:20 leonb Exp $
// $Name: release_3_5_15 $
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#if NEED_GNUG_PRAGMAS
# pragma implementation
#endif
#include "DjVuErrorList.h"
#include "DjVmDoc.h"
#include "GException.h"
#include "GContainer.h"
#include "GOS.h"
#include "DataPool.h"
#include <string.h>
#ifdef HAVE_NAMESPACES
namespace DJVU {
# ifdef NOT_DEFINED // Just to fool emacs c++ mode
}
#endif
#endif
DjVuErrorList::DjVuErrorList() {}
GURL
DjVuErrorList::set_stream(GP<ByteStream> xibs)
{
GUTF8String name;
static unsigned long serial=0;
pool=DataPool::create(xibs);
name.format("data://%08lx/%08lx.djvu",
++serial,(unsigned long)(size_t)((const ByteStream *)xibs));
pool_url=GURL::UTF8(name);
return pool_url;
}
bool
DjVuErrorList::notify_error(const DjVuPort * source, const GUTF8String & msg)
{
Errors.append(msg);
return 1;
}
bool
DjVuErrorList::notify_status(const DjVuPort * source, const GUTF8String &msg)
{
tqStatus.append(msg);
return 1;
}
GUTF8String
DjVuErrorList::GetError(void)
{
GUTF8String PrevError;
GPosition pos;
if((pos=Errors))
{
PrevError=Errors[pos];
Errors.del(pos);
}
return PrevError;
}
GUTF8String
DjVuErrorList::GettqStatus(void)
{
GUTF8String PrevtqStatus;
GPosition pos;
if((pos=tqStatus))
{
PrevtqStatus=tqStatus[pos];
tqStatus.del(pos);
}
return PrevtqStatus;
}
GP<DataPool>
DjVuErrorList::request_data(const DjVuPort * source, const GURL & url)
{
GP<DataPool> retval;
G_TRY
{
if (pool && url.protocol().downcase() == "data")
{
if(url == pool_url)
{
retval=pool;
}else if(url.base() == pool_url)
{
GUTF8String name=url.fname();
GP<DjVmDoc> doc=DjVmDoc::create();
GP<ByteStream> bs=pool->get_stream();
doc->read(*bs);
retval=doc->get_data(name);
}
}else if (url.is_local_file_url())
{
// GUTF8String fname=GOS::url_to_filename(url);
// if (GOS::basename(fname)=="-") fname="-";
retval=DataPool::create(url);
}
}
G_CATCH_ALL
{
retval=0;
} G_ENDCATCH;
return retval;
}
#ifdef HAVE_NAMESPACES
}
# ifndef NOT_USING_DJVU_NAMESPACE
using namespace DJVU;
# endif
#endif
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