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 Count modify(Element e, Count c) {
List<Node> o = e.childNodes();
if (o.size() == 0 && e.textNodes().size() == 0) return new Count(c.getCount(), c.getPgCount());
for (Node n : o) {
if (n instanceof TextNode) {
TextNode nd = (TextNode) n;
String[] arr = nd.text().trim().split("\\s");
String txt = "";
List<Node> nodes = new ArrayList<Node>();
int j = 0;
TextNode ndTemp = new TextNode("", " ");
nodes.add(j, ndTemp);
for (int i = 0; i < arr.length; i++) {
if (arr[i].length() > 0) c.incrementCount();
if (c.getCount() > PAGE_COUNT) {
((TextNode) nodes.get(j)).text(((TextNode) nodes.get(j)).text() + " ");
j++;
nodes.add(j, new Element(Tag.valueOf("pageid=" + c.getPgCount()), ""));
j++;
nodes.add(j, new TextNode(" " + arr[i] + " ", ""));
// "<!--page id="+c.getPgCount()+ "--!>" + " " + arr[i]);
// txt = txt + " " + "<!--page id="+c.getPgCount()+ "--!>" + " " + arr[i]; //<div
// style='visibility:hidden'>Page="+pageCount+"</div>
c.incrementPgCount();
c.setCount(0);
} else {
// txt = txt + " " + arr[i];
((TextNode) nodes.get(j)).text(((TextNode) nodes.get(j)).text() + " " + arr[i]);
}
}
if (nodes.size() > 1) {
Element etemp = new Element(Tag.valueOf("span"), "");
nd.replaceWith(etemp);
for (Node d : nodes) {
etemp.appendChild(d);
}
}
// nd.text(ndTemp.text());
} else if (n instanceof Element) {
Count ctemp = modify((Element) n, c);
c.setCount(ctemp.getCount());
c.setPgCount(ctemp.getPgCount());
}
}
return c;
}