diff options
Diffstat (limited to 'fbreader/src/formats/oeb/OEBBookReader.cpp')
| -rw-r--r-- | fbreader/src/formats/oeb/OEBBookReader.cpp | 273 |
1 files changed, 0 insertions, 273 deletions
diff --git a/fbreader/src/formats/oeb/OEBBookReader.cpp b/fbreader/src/formats/oeb/OEBBookReader.cpp deleted file mode 100644 index c4234a7..0000000 --- a/fbreader/src/formats/oeb/OEBBookReader.cpp +++ /dev/null @@ -1,273 +0,0 @@ -/* - * Copyright (C) 2004-2012 Geometer Plus <contact@geometerplus.com> - * - * This program 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. - * - * This program 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 this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - */ - -#include <algorithm> - -#include <ZLStringUtil.h> -#include <ZLUnicodeUtil.h> -#include <ZLFile.h> -#include <ZLFileImage.h> -#include <ZLXMLNamespace.h> - -#include "OEBBookReader.h" -#include "XHTMLImageFinder.h" -#include "NCXReader.h" -#include "../xhtml/XHTMLReader.h" -#include "../util/MiscUtil.h" -#include "../util/EntityFilesCollector.h" -#include "../../bookmodel/BookModel.h" - -OEBBookReader::OEBBookReader(BookModel &model) : myModelReader(model) { -} - -static const std::string MANIFEST = "manifest"; -static const std::string SPINE = "spine"; -static const std::string GUIDE = "guide"; -static const std::string TOUR = "tour"; -static const std::string SITE = "site"; - -static const std::string ITEM = "item"; -static const std::string ITEMREF = "itemref"; -static const std::string REFERENCE = "reference"; - -static const std::string COVER = "cover"; -static const std::string COVER_IMAGE = "other.ms-coverimage-standard"; - -bool OEBBookReader::isOPFTag(const std::string &expected, const std::string &tag) const { - return expected == tag || testTag(ZLXMLNamespace::OpenPackagingFormat, expected, tag); -} - -void OEBBookReader::startElementHandler(const char *tag, const char **xmlattributes) { - std::string tagString = ZLUnicodeUtil::toLower(tag); - - switch (myState) { - case READ_NONE: - if (isOPFTag(MANIFEST, tagString)) { - myState = READ_MANIFEST; - } else if (isOPFTag(SPINE, tagString)) { - const char *toc = attributeValue(xmlattributes, "toc"); - if (toc != 0) { - myNCXTOCFileName = myIdToHref[toc]; - } - myState = READ_SPINE; - } else if (isOPFTag(GUIDE, tagString)) { - myState = READ_GUIDE; - } else if (isOPFTag(TOUR, tagString)) { - myState = READ_TOUR; - } - break; - case READ_MANIFEST: - if (isOPFTag(ITEM, tagString)) { - const char *href = attributeValue(xmlattributes, "href"); - if (href != 0) { - const std::string sHref = MiscUtil::decodeHtmlURL(href); - const char *id = attributeValue(xmlattributes, "id"); - const char *mediaType = attributeValue(xmlattributes, "media-type"); - if (id != 0) { - myIdToHref[id] = sHref; - } - if (mediaType != 0) { - myHrefToMediatype[sHref] = mediaType; - } - } - } - break; - case READ_SPINE: - if (isOPFTag(ITEMREF, tagString)) { - const char *id = attributeValue(xmlattributes, "idref"); - if (id != 0) { - const std::string &fileName = myIdToHref[id]; - if (!fileName.empty()) { - myHtmlFileNames.push_back(fileName); - } - } - } - break; - case READ_GUIDE: - if (isOPFTag(REFERENCE, tagString)) { - const char *type = attributeValue(xmlattributes, "type"); - const char *title = attributeValue(xmlattributes, "title"); - const char *href = attributeValue(xmlattributes, "href"); - if (href != 0) { - const std::string reference = MiscUtil::decodeHtmlURL(href); - if (title != 0) { - myGuideTOC.push_back(std::make_pair(std::string(title), reference)); - } - if (type != 0) { - if (COVER == type) { - ZLFile imageFile(myFilePrefix + reference); - myCoverFileName = imageFile.path(); - const std::map<std::string,std::string>::const_iterator it = - myHrefToMediatype.find(reference); - const std::string mimeType = - it != myHrefToMediatype.end() ? it->second : std::string(); - shared_ptr<const ZLImage> image; - if (ZLStringUtil::stringStartsWith(mimeType, "image/")) { - image = new ZLFileImage(imageFile, 0); - } else { - image = XHTMLImageFinder().readImage(imageFile); - } - if (!image.isNull()) { - const std::string imageName = imageFile.name(false); - myModelReader.setMainTextModel(); - myModelReader.addImageReference(imageName, 0); - myModelReader.addImage(imageName, image); - myModelReader.insertEndOfSectionParagraph(); - } else { - myCoverFileName.erase(); - } - } else if (COVER_IMAGE == type) { - ZLFile imageFile(myFilePrefix + reference); - myCoverFileName = imageFile.path(); - const std::string imageName = imageFile.name(false); - myModelReader.setMainTextModel(); - myModelReader.addImageReference(imageName, 0); - myModelReader.addImage(imageName, new ZLFileImage(imageFile, 0)); - myModelReader.insertEndOfSectionParagraph(); - } - } - } - } - break; - case READ_TOUR: - if (isOPFTag(SITE, tagString)) { - const char *title = attributeValue(xmlattributes, "title"); - const char *href = attributeValue(xmlattributes, "href"); - if ((title != 0) && (href != 0)) { - myTourTOC.push_back(std::make_pair(title, MiscUtil::decodeHtmlURL(href))); - } - } - break; - } -} - -void OEBBookReader::endElementHandler(const char *tag) { - std::string tagString = ZLUnicodeUtil::toLower(tag); - - switch (myState) { - case READ_MANIFEST: - if (isOPFTag(MANIFEST, tagString)) { - myState = READ_NONE; - } - break; - case READ_SPINE: - if (isOPFTag(SPINE, tagString)) { - myState = READ_NONE; - } - break; - case READ_GUIDE: - if (isOPFTag(GUIDE, tagString)) { - myState = READ_NONE; - } - break; - case READ_TOUR: - if (isOPFTag(TOUR, tagString)) { - myState = READ_NONE; - } - break; - case READ_NONE: - break; - } -} - -bool OEBBookReader::readBook(const ZLFile &file) { - myFilePrefix = MiscUtil::htmlDirectoryPrefix(file.path()); - - myIdToHref.clear(); - myHtmlFileNames.clear(); - myNCXTOCFileName.erase(); - myCoverFileName.erase(); - myTourTOC.clear(); - myGuideTOC.clear(); - myState = READ_NONE; - - if (!readDocument(file)) { - return false; - } - - myModelReader.setMainTextModel(); - myModelReader.pushKind(REGULAR); - - XHTMLReader xhtmlReader(myModelReader); - bool firstFile = true; - for (std::vector<std::string>::const_iterator it = myHtmlFileNames.begin(); it != myHtmlFileNames.end(); ++it) { - const ZLFile xhtmlFile(myFilePrefix + *it); - if (firstFile && myCoverFileName == xhtmlFile.path()) { - continue; - } - if (!firstFile) { - myModelReader.insertEndOfSectionParagraph(); - } - xhtmlReader.readFile(xhtmlFile, *it); - firstFile = false; - } - - generateTOC(xhtmlReader); - - return true; -} - -void OEBBookReader::generateTOC(const XHTMLReader &xhtmlReader) { - if (!myNCXTOCFileName.empty()) { - NCXReader ncxReader(myModelReader); - if (ncxReader.readDocument(ZLFile(myFilePrefix + myNCXTOCFileName))) { - const std::map<int,NCXReader::NavPoint> navigationMap = ncxReader.navigationMap(); - if (!navigationMap.empty()) { - std::size_t level = 0; - for (std::map<int,NCXReader::NavPoint>::const_iterator it = navigationMap.begin(); it != navigationMap.end(); ++it) { - const NCXReader::NavPoint &point = it->second; - int index = myModelReader.model().label(xhtmlReader.normalizedReference(point.ContentHRef)).ParagraphNumber; - while (level > point.Level) { - myModelReader.endContentsParagraph(); - --level; - } - while (++level <= point.Level) { - myModelReader.beginContentsParagraph(-2); - myModelReader.addContentsData("..."); - } - myModelReader.beginContentsParagraph(index); - myModelReader.addContentsData(point.Text); - } - while (level > 0) { - myModelReader.endContentsParagraph(); - --level; - } - return; - } - } - } - - std::vector<std::pair<std::string,std::string> > &toc = myTourTOC.empty() ? myGuideTOC : myTourTOC; - for (std::vector<std::pair<std::string,std::string> >::const_iterator it = toc.begin(); it != toc.end(); ++it) { - int index = myModelReader.model().label(it->second).ParagraphNumber; - if (index != -1) { - myModelReader.beginContentsParagraph(index); - myModelReader.addContentsData(it->first); - myModelReader.endContentsParagraph(); - } - } -} - -bool OEBBookReader::processNamespaces() const { - return true; -} - -const std::vector<std::string> &OEBBookReader::externalDTDs() const { - return EntityFilesCollector::Instance().externalDTDs("xhtml"); -} |