Removed accidentally added file.

src/calibre/ebooks/lit/split.py

@@ -1,149 +0,0 @@
-#! /usr/bin/python
-
-from __future__ import with_statement
-import sys
-import os
-import re
-import types
-import copy
-import itertools
-from collections import defaultdict
-from lxml import etree
-from stylizer import Page, Stylizer, Style
-
-XHTML_NS = 'http://www.w3.org/1999/xhtml'
-XPNSMAP = {'h': XHTML_NS,}
-
-class Splitter(object):
-    XML_PARSER = etree.XMLParser(remove_blank_text=True)
-    COLLAPSE = re.compile(r'[ \n\r]+')
-    CONTENT_TAGS = set(['img', 'object', 'embed'])
-    for tag in list(CONTENT_TAGS):
-        CONTENT_TAGS.add('{%s}%s' % (XHTML_NS, tag))
-    
-    def __init__(self, path):
-        with open(path, 'rb') as f:
-            self.tree = etree.parse(f, parser=self.XML_PARSER)
-        self.stylizer = Stylizer(self.tree, path)
-        self.path = path
-        self.basename = os.path.splitext(
-            os.path.basename(path))[0].lower()
-        self.splits = []
-        self.names = []
-        self.idmap = {}
-        self.fonts = defaultdict(int)
-        self.content = False
-
-    def split(self):
-        tree = self.tree
-        for prefix in ('', 'h:'):
-            d = {'h': prefix}
-            roots = tree.xpath('/%(h)shtml' % d, namespaces=XPNSMAP)
-            if roots: break
-        self.root, = roots
-        self.head, = tree.xpath('/%(h)shtml/%(h)shead' % d, namespaces=XPNSMAP)
-        body, = tree.xpath('/%(h)shtml/%(h)sbody' % d, namespaces=XPNSMAP)
-        self._split(body, [self.new_root(str(self.basename))], 9.0)
-        results = zip(self.names, self.splits)
-        self.post_process_links(results, d)
-        return results
-
-    def new_root(self, name):
-        nroot = self.dup(self.root)
-        nroot.append(copy.deepcopy(self.head))
-        self.splits.append(nroot)
-        self.names.append(name + '.html')
-        return nroot
-
-    def dup(self, e):
-        new = etree.Element(e.tag, nsmap=e.nsmap, **dict(e.attrib))
-        new.text = e.text
-        new.tail = e.tail
-        return new
-    
-    def dupsub(self, p, e):
-        new = etree.SubElement(p, e.tag, nsmap=e.nsmap, **dict(e.attrib))
-        new.text = e.text
-        new.tail = e.tail
-        return new
-
-    def _split(self, src, dstq, psize):
-        style = self.stylizer.style(src)
-        if self.new_page(style, 'before'):
-            self.new_split(src, dstq)
-        attrib = src.attrib
-        name = self.names[-1]
-        for aname in ('id', 'name'):
-            if aname in attrib:
-                self.idmap[attrib[aname]] = name
-        text = self.COLLAPSE.sub(' ', src.text or '')
-        tail = self.COLLAPSE.sub(' ', src.text or '')
-        if text or tail or src.tag.lower() in self.CONTENT_TAGS:
-            self.content = True
-        size = style['font-size']
-        self.fonts[size] += len(text)
-        self.fonts[psize] += len(tail)
-        new = self.dupsub(dstq[-1], src)
-        if len(src) > 0:
-            dstq.append(new)
-            for child in src:
-                self._split(child, dstq, size)
-            dstq.pop()
-        if self.new_page(style, 'after'):
-            self.new_split(src, dstq)
-
-    def new_page(self, style, when):
-        if self.content \
-                and (style['page-break-%s' % when] \
-                         in ('always', 'odd', 'even')):
-            return True
-        return False
-            
-    def new_split(self, src, dstq):
-        name = self.basename
-        attrib = src.attrib
-        if 'class' in attrib:
-            name = src.attrib['class']            
-            if ' ' in name:
-                name = name.split(' ', 2)[0]
-        if 'id' in attrib:
-            name = '%s-%s' % (name, attrib['id'])
-        name = name.lower().replace('_', '-')
-        if (name + '.html') in self.names:
-            name = '%s-%02d' % (name, len(self.names))
-        prev = None
-        for i in xrange(len(dstq)):
-            new = self.new_root(name) if prev is None \
-                else self.dupsub(prev, dstq[i])
-            prev = dstq[i] = new
-        self.content = False
-
-    def post_process_links(self, results, prefixes):
-        basename = os.path.basename(self.path)
-        query = '//%(h)sa[@href]' % prefixes
-        for name, root in results:
-            elements = root.xpath(query, namespaces=XPNSMAP)
-            for element in elements:
-                href = element.attrib['href']
-                if '#' not in href: continue
-                fname, id = href.split('#', 2)
-                if fname in ('', basename):
-                    href = '#'.join((self.idmap[id], id))
-                    element.attrib['href'] = href
-
-def main():
-    def xml2str(root):
-        return etree.tostring(root, pretty_print=True,
-                              encoding='utf-8', xml_declaration=True)
-    tree = None
-    path = sys.argv[1]
-    dest = sys.argv[2]
-    splitter = Splitter(path)
-    for name, root in splitter.split():
-        print name
-        with open(os.path.join(dest, name), 'wb') as f:
-            f.write(xml2str(root))
-    return 0
-
-if __name__ == '__main__':
-    sys.exit(main())