fbreader/src/formats/txt/TxtPlugin.cpp

   1 /*
   2  * Copyright (C) 2004-2008 Geometer Plus <contact@geometerplus.com>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  17  * 02110-1301, USA.
  18  */
  19
  20 #include <ZLFile.h>
  21 #include <ZLInputStream.h>
  22
  23 #include "TxtPlugin.h"
  24 #include "TxtBookReader.h"
  25 #include "PlainTextFormat.h"
  26 #include "../../description/BookDescription.h"
  27
  28 TxtPlugin::~TxtPlugin() {
  29 }
  30
  31 bool TxtPlugin::providesMetaInfo() const {
  32         return false;
  33 }
  34
  35 bool TxtPlugin::acceptsFile(const ZLFile &file) const {
  36         return (file.extension() == "txt") || (file.extension() == "TXT");
  37 }
  38
  39 bool TxtPlugin::readDescription(const std::string &path, BookDescription &description) const {
  40         ZLFile file(path);
  41
  42         shared_ptr<ZLInputStream> stream = file.inputStream();
  43         if (stream.isNull()) {
  44                 return false;
  45         }
  46         detectEncodingAndLanguage(description, *stream);
  47         if (description.encoding().empty()) {
  48                 return false;
  49         }
  50
  51         return true;
  52 }
  53
  54 bool TxtPlugin::readModel(const BookDescription &description, BookModel &model) const {
  55         shared_ptr<ZLInputStream> stream = ZLFile(description.fileName()).inputStream();
  56         if (stream.isNull()) {
  57                 return false;
  58         }
  59
  60         PlainTextFormat format(description.fileName());
  61         if (!format.initialized()) {
  62                 PlainTextFormatDetector detector;
  63                 detector.detect(*stream, format);
  64         }
  65
  66         TxtBookReader(model, format, description.encoding()).readDocument(*stream);
  67         return true;
  68 }
  69
  70 const std::string &TxtPlugin::iconName() const {
  71         static const std::string ICON_NAME = "unknown";
  72         return ICON_NAME;
  73 }
  74
  75 FormatInfoPage *TxtPlugin::createInfoPage(ZLOptionsDialog &dialog, const std::string &fileName) {
  76         return new PlainTextInfoPage(dialog, fileName, ZLResourceKey("Text"), true);
  77 }