public void updateMetaUi() {
Book book = mSpritzer.getBook();
Metadata meta = book.getMetadata();
Author author = meta.getAuthors().get(0);
int curChapter = mSpritzer.getCurrentChapter();
mAuthorView.setText(author.getFirstname() + " " + author.getLastname());
mTitleView.setText(meta.getFirstTitle());
String chapterText;
if (book.getSpine().getResource(curChapter).getTitle() == null
|| book.getSpine().getResource(curChapter).getTitle().trim().compareTo("") == 0) {
chapterText = String.format("Chapter %d", curChapter);
} else {
chapterText = book.getSpine().getResource(curChapter).getTitle();
}
int startSpan = chapterText.length();
chapterText =
String.format(
"%s %s m left",
chapterText,
(mSpritzer.getMinutesRemainingInQueue() == 0)
? "<1"
: String.valueOf(mSpritzer.getMinutesRemainingInQueue()));
int endSpan = chapterText.length();
Spannable spanRange = new SpannableString(chapterText);
TextAppearanceSpan tas = new TextAppearanceSpan(mChapterView.getContext(), R.style.MinutesToGo);
spanRange.setSpan(tas, startSpan, endSpan, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
mChapterView.setText(spanRange);
mProgress.setMax(mSpritzer.getMaxChapter());
mProgress.setProgress(curChapter);
}
public static void processEpub(String bookPath, String dest)
throws FileNotFoundException, IOException {
EpubReader reader = new EpubReader();
Book b = reader.readEpub(new FileInputStream(new File(bookPath)));
String content = "";
int pagecount = 1;
int tempCounter;
Count cnt = new Count(0, 0);
for (Resource res : b.getContents()) {
content = new String(res.getData());
Document doc = Jsoup.parse(content, "UTF-8");
// http-equiv=\"content-type\" content=\"text/html; charset=utf-8\"");
Element elem = new Element(Tag.valueOf("meta"), "");
elem.attr("http-equiv", "content-type");
elem.attr("content", "text/html; charset=utf-8");
doc.head().after(elem);
System.out.println(doc.head().data());
Element ele = doc.body();
alterElement(ele);
Count cTemp = modify(ele, cnt);
cnt.setCount(cTemp.getCount());
cnt.setPgCount(cTemp.getPgCount());
doc.body().html(ele.html());
res.setData(doc.html().getBytes());
if (res.getMediaType() == null) res.setMediaType(new MediaType("html", "html"));
}
EpubWriter wr = new EpubWriter();
wr.write(b, new FileOutputStream(new File(dest)));
}
private static void writeGuide(XmlSerializer serializer, Book book) throws IOException {
if (!book.getGuide().isEmpty()) {
serializer.startTag(NAMESPACE_OPF, OPFElements.GUIDE);
ensureCoverPageGuideReferenceWritten(book.getGuide(), serializer);
for (GuideReference reference : book.getGuide().getReferences()) {
writeGuideReference(reference, serializer);
}
serializer.endTag(NAMESPACE_OPF, OPFElements.GUIDE);
}
}
public Book readEpub(Resources resources, Book result) throws IOException {
if (result == null) {
result = new Book();
}
handleMimeType(result, resources);
String packageResourceHref = getPackageResourceHref(resources);
Resource packageResource = processPackageResource(packageResourceHref, result, resources);
result.setOpfResource(packageResource);
Resource ncxResource = processNcxResource(packageResource, result);
result.setNcxResource(ncxResource);
result = postProcessBook(result);
result.setResources(resources);
return result;
}
/**
* Write an EPUB 3.0 OPF package document.
*
* @param book the book to write the package document for
* @param serializer the XML serialiser to write the package document to
* @throws IOException if an I/O error occurs
*/
public static void write(final XmlSerializer serializer, final Book book) throws IOException {
Identifier bookId = book.getMetadata().getBookIdIdentifier();
serializer.startDocument(Constants.CHARACTER_ENCODING, false);
serializer.setPrefix(PREFIX_OPF, NAMESPACE_OPF);
serializer.setPrefix(PREFIX_DUBLIN_CORE, NAMESPACE_DUBLIN_CORE);
serializer.startTag(NAMESPACE_OPF, OPFElements.PACKAGE);
serializer.attribute(PREFIX_EMPTY, OPFAttributes.VERSION, VERSION);
serializer.attribute(
PREFIX_EMPTY, OPFAttributes.UNIQUE_IDENTIFIER, bookId != null ? bookId.getId() : BOOK_ID);
PackageDocumentMetadataWriter.writeMetaData(book, serializer);
writeManifest(serializer, book);
writeSpine(serializer, book);
writeGuide(serializer, book);
serializer.endTag(NAMESPACE_OPF, OPFElements.PACKAGE);
serializer.endDocument();
serializer.flush();
}
/**
* Check whether a resource is valid. A valid resource must have a non-blank ID, a non-blank link
* and a media type.
*
* @param book the book the resource is for
* @param resource the resource to check
* @return whether the resource is valid
*/
private static boolean isValidResource(final Book book, final Resource resource) {
if (resource == null
|| (resource.getMediaType() == MediatypeService.NCX
&& book.getSpine().getTocResource() != null)) {
return false;
}
if (StringUtil.isBlank(resource.getId())) {
LOGGER.error(
"resource id must not be blank (href: "
+ resource.getHref()
+ ", mediatype:"
+ resource.getMediaType()
+ ")");
return false;
}
if (StringUtil.isBlank(resource.getHref())) {
LOGGER.error(
"resource href must not be blank (id: "
+ resource.getId()
+ ", mediatype:"
+ resource.getMediaType()
+ ")");
return false;
}
if (resource.getMediaType() == null) {
LOGGER.error(
"resource media type must be specified (id: "
+ resource.getId()
+ ", href:"
+ resource.getHref()
+ ")");
return false;
}
return true;
}
private static List<Resource> getResourcesSortedById(final Book book) {
List<Resource> resources = new ArrayList<>(book.getResources().getAll());
Collections.sort(
resources,
(Resource resource1, Resource resource2) ->
resource1.getId().compareToIgnoreCase(resource2.getId()));
return resources;
}
/**
* Write a manifest.
*
* @param serializer the XML serialiser to write the manifest to
* @param book the book to write the manifest for
* @throws IOException if an I/O error occurs
*/
private static void writeManifest(final XmlSerializer serializer, final Book book)
throws IOException {
serializer.startTag(NAMESPACE_OPF, OPFElements.MANIFEST);
if (book.isNcx()) {
serializer.startTag(NAMESPACE_OPF, OPFElements.ITEM);
serializer.attribute(PREFIX_EMPTY, OPFAttributes.ID, book.getNcxId());
serializer.attribute(PREFIX_EMPTY, OPFAttributes.HREF, book.getNcxHref());
serializer.attribute(PREFIX_EMPTY, OPFAttributes.MEDIA_TYPE, book.getNcxMediaType());
serializer.endTag(NAMESPACE_OPF, OPFElements.ITEM);
}
for (Resource resource : getResourcesSortedById(book)) {
writeItem(serializer, book, resource);
}
serializer.endTag(NAMESPACE_OPF, OPFElements.MANIFEST);
}
private void saveState() {
SharedPreferences.Editor editor =
mTarget.getContext().getSharedPreferences(PREFS, Context.MODE_PRIVATE).edit();
editor
.putInt("Chapter", mChapter)
.putInt("Word", mWordArray.length - mWordQueue.size())
.putString("Title", mBook.getTitle())
.putInt("Wpm", mWPM)
.apply();
}
private String loadCleanStringFromChapter(int chapter) {
try {
String bookStr = new String(mBook.getSpine().getResource(chapter).getData(), "UTF-8");
return Html.fromHtml(bookStr).toString().replace("\n", "").replaceAll("(?s)<!--.*?-->", "");
} catch (IOException e) {
e.printStackTrace();
Log.e(TAG, "Parsing failed " + e.getMessage());
return "";
}
}
public List<TocEntry> getTableOfContents() {
if (this.book == null) {
return null;
}
List<TocEntry> result = new ArrayList<BookView.TocEntry>();
flatten(book.getTableOfContents().getTocReferences(), result, 0);
return result;
}
private void restoreState() {
SharedPreferences prefs =
mTarget.getContext().getSharedPreferences(PREFS, Context.MODE_PRIVATE);
if (mBook.getTitle().compareTo(prefs.getString("Title", "<>?l")) == 0) {
mChapter = prefs.getInt("Chapter", 0);
setText(loadCleanStringFromChapter(mChapter));
int oldSize = prefs.getInt("Word", 0);
setWpm(prefs.getInt("Wpm", 500));
while (mWordQueue.size() > oldSize) {
mWordQueue.remove();
}
} else {
mChapter = 0;
setText(loadCleanStringFromChapter(mChapter));
}
}
public void openEpub(Uri epubUri) {
try {
InputStream epubInputStream =
mTarget.getContext().getContentResolver().openInputStream(epubUri);
String epubPath = FileUtils.getPath(mTarget.getContext(), epubUri);
if (epubPath == null || !epubPath.contains("epub")) {
reportFileUnsupported();
return;
}
mBook = (new EpubReader()).readEpub(epubInputStream);
mMaxChapter = mBook.getSpine().getSpineReferences().size();
restoreState();
} catch (IOException e) {
e.printStackTrace();
}
}
public Image get(Object key) {
try {
if (book == null) {
return null;
}
String imageURL = key.toString();
// see if the image is already in the cache
Image result = cache.get(imageURL);
if (result != null) {
return result;
}
// get the image resource href
String resourceHref = getResourceHref(imageURL);
// find the image resource in the book resources
Resource imageResource = book.getResources().getByHref(resourceHref);
if (imageResource == null) {
return result;
}
// create an image from the resource and add it to the cache
result = createImage(imageResource);
if (result != null) {
cache.put(imageURL.toString(), result);
}
return result;
} catch (Exception e) {
e.printStackTrace();
}
return null;
}
/**
* Write a spine.
*
* @param serializer the XML serialiser to write the spine to
* @param book the book to write the spine for
* @throws IOException if an I/O error occurs
*/
private static void writeSpine(final XmlSerializer serializer, final Book book)
throws IOException {
serializer.startTag(NAMESPACE_OPF, OPFElements.SPINE);
// REMOVED WRITING OF TABLE OF CONTENTS ATTRIBUTE
serializer.attribute(PREFIX_EMPTY, OPFAttributes.TOC, book.getSpine().getTocResource().getId());
// REMOVED WRITING OF COVER PAGE
if (book.getCoverPage() != null // there is a cover page
&& book.getSpine().findFirstResourceById(book.getCoverPage().getId())
< 0) { // cover page is not already in the spine
// write the cover html file
serializer.startTag(NAMESPACE_OPF, OPFElements.ITEMREF);
serializer.attribute(PREFIX_EMPTY, OPFAttributes.IDREF, book.getCoverPage().getId());
serializer.attribute(PREFIX_EMPTY, OPFAttributes.LINEAR, "no");
serializer.endTag(NAMESPACE_OPF, OPFElements.ITEMREF);
}
writeSpineItems(serializer, book.getSpine());
serializer.endTag(NAMESPACE_OPF, OPFElements.SPINE);
}
/**
* Generate an ebook from an RSS DOM Document.
*
* @param url The URL from where the Document was fetched (used only to set the author metadata)
* @param doc The DOM Document of the feed.
* @return An ebook.
* @throws IllegalArgumentException
* @throws FeedException
* @throws IOException
*/
private static Book createBookFromFeed(URL url, Document doc, List<Keyword> keywords)
throws IllegalArgumentException, FeedException, IOException {
Book book = new Book();
// start parsing our feed and have the above onItem methods called
SyndFeedInput input = new SyndFeedInput();
SyndFeed feed = input.build(doc);
System.out.println(feed);
// Set the title
book.getMetadata().addTitle(feed.getTitle());
// Add an Author
String author = feed.getAuthor();
if (author == null || "".equals(author.trim())) {
author = url.getHost();
}
book.getMetadata().addAuthor(new Author(author));
if (feed.getPublishedDate() != null) {
book.getMetadata().addDate(new nl.siegmann.epublib.domain.Date(feed.getPublishedDate()));
}
if (feed.getDescription() != null) {
book.getMetadata().addDescription(feed.getDescription());
}
if (feed.getCopyright() != null) {
book.getMetadata().getRights().add(feed.getCopyright());
}
// Set cover image - This has never worked.
// if (feed.getImage() != null) {
// System.out.println("There is an image for the feed");
// Promise<HttpResponse> futureImgResponse =
// WS.url(feed.getImage().getUrl()).getAsync();
// HttpResponse imgResponse = await(futureImgResponse);
// System.out.println("Content-type: " + imgResponse.getContentType());
// if (imgResponse.getContentType().startsWith("image/")) {
// String extension =
// imgResponse.getContentType().substring("image/".length());
// InputStream imageStream = imgResponse.getStream();
// book.getMetadata().setCoverImage(new Resource(imageStream, "cover." +
// extension));
// System.out.println("Using default cover");
// imageStream =
// VirtualFile.fromRelativePath("assets/cover.png").inputstream();
// if (imageStream != null) {
// System.out.println("Using default cover");
// book.getMetadata().setCoverImage(new Resource(imageStream,
// "cover.png"));
// } else {
// System.out.println("Could not load default cover");
// }
// }
// }
int entryNumber = 0;
List<SyndEntry> entries = feed.getEntries();
for (SyndEntry entry : entries) {
if (matchesKeyword(entry, keywords)) {
StringBuilder title = new StringBuilder(100);
if (entry.getTitle() != null) {
title.append(entry.getTitle());
}
if (entry.getAuthor() != null) {
title.append(" - ").append(entry.getAuthor());
}
StringBuilder content = new StringBuilder();
// Add title inside text
content.append("<h2>").append(title).append("</h2>");
if (entry.getDescription() != null) {
SyndContent syndContent = (SyndContent) entry.getDescription();
if (!syndContent.getType().contains("html")) {
content.append("<pre>\n");
}
content.append(syndContent.getValue());
if (!syndContent.getType().contains("html")) {
content.append("\n</pre>");
}
content.append("<hr/>");
}
if (entry.getContents().size() > 0) {
SyndContent syndContent = (SyndContent) entry.getContents().get(0);
if (!syndContent.getType().contains("html")) {
content.append("<pre>\n");
}
content.append(syndContent.getValue());
if (!syndContent.getType().contains("html")) {
content.append("\n</pre>");
}
}
String strContent = clean(content.toString());
// Add Chapter
try {
entryNumber++;
book.addSection(
title.toString(),
new Resource(new StringReader(strContent), "entry" + entryNumber + ".xhtml"));
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
return book;
}
@Override
public void storeBook(String fileName, Book book, boolean updateLastRead, boolean copyFile)
throws IOException {
File bookFile = new File(fileName);
boolean hasBook = hasBook(bookFile.getName());
if (hasBook && !updateLastRead) {
return;
} else if (hasBook) {
helper.updateLastRead(bookFile.getName(), -1);
return;
}
Metadata metaData = book.getMetadata();
String authorFirstName = "Unknown author";
String authorLastName = "";
if (metaData.getAuthors().size() > 0) {
authorFirstName = metaData.getAuthors().get(0).getFirstname();
authorLastName = metaData.getAuthors().get(0).getLastname();
}
byte[] thumbNail = null;
try {
if (book.getCoverImage() != null && book.getCoverImage().getSize() < MAX_COVER_SIZE) {
thumbNail = resizeImage(book.getCoverImage().getData());
book.getCoverImage().close();
}
} catch (IOException io) {
} catch (OutOfMemoryError err) {
// If the image resource is too big, just import without a cover.
}
String description = "";
if (!metaData.getDescriptions().isEmpty()) {
description = metaData.getDescriptions().get(0);
}
String title = book.getTitle();
if (title.trim().length() == 0) {
title = fileName.substring(fileName.lastIndexOf('/') + 1);
}
if (copyFile) {
bookFile = copyToLibrary(fileName, authorLastName + ", " + authorFirstName, title);
}
this.helper.storeNewBook(
bookFile.getAbsolutePath(),
authorFirstName,
authorLastName,
title,
description,
thumbNail,
updateLastRead);
}
