-from copy import deepcopy
-from lxml import etree
-
-from librarian import epub, DirDocProvider, ParseError, cover
-from librarian.dcparser import BookInfo
-
-
-def utf_trunc(text, limit):
-    """ truncates text to at most `limit' bytes in utf-8 """
-    if text is None:
-        return text
-    orig_text = text
-    if len(text.encode('utf-8')) > limit:
-        newlimit = limit - 3
-        while len(text.encode('utf-8')) > newlimit:
-            text = text[:(newlimit - len(text.encode('utf-8'))) / 4]
-        text += '...'
-    return text
-
-
-def virtualo(filenames, output_dir, verbose):
-    xml = etree.fromstring("""<?xml version="1.0" encoding="utf-8"?>
-        <products xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"></products>""")
-    product = etree.fromstring("""<product>
-            <publisherProductId></publisherProductId>
-            <title></title>
-            <info></info>
-            <description></description>
-            <authors>
-                <author>
-                    <names>Jan</names>
-                    <lastName>Kowalski</lastName>
-                </author>
-            </authors>
-            <price>0.0</price>
-            <language>PL</language>
-        </product>""")
-
-    try:
-        for main_input in input_filenames:
-            if options.verbose:
-                print main_input
-            path, fname = os.path.realpath(main_input).rsplit('/', 1)
-            provider = DirDocProvider(path)
-            slug, ext = os.path.splitext(fname)
-
-            outfile_dir = os.path.join(output_dir, slug)
-            os.makedirs(os.path.join(output_dir, slug))
-
-            info = BookInfo.from_file(main_input)
-
-            product_elem = deepcopy(product)
-            product_elem[0].text = utf_trunc(slug, 100)
-            product_elem[1].text = utf_trunc(info.title, 255)
-            product_elem[2].text = utf_trunc(info.description, 255)
-            product_elem[3].text = utf_trunc(info.source_name, 3000)
-            product_elem[4][0][0].text = utf_trunc(u' '.join(info.author.first_names), 100)
-            product_elem[4][0][1].text = utf_trunc(info.author.last_name, 100)
-            xml.append(product_elem)
-
-            cover.virtualo_cover(
-                u' '.join(info.author.first_names + (info.author.last_name,)), 
-                info.title
-                ).save(os.path.join(outfile_dir, slug+'.jpg'))
-            outfile = os.path.join(outfile_dir, '1.epub')
-            outfile_sample = os.path.join(outfile_dir, '1.sample.epub')
-            epub.transform(provider, file_path=main_input, output_file=outfile)
-            epub.transform(provider, file_path=main_input, output_file=outfile_sample, sample=25)
-    except ParseError, e:
-        print '%(file)s:%(name)s:%(message)s' % {
-            'file': main_input,
-            'name': e.__class__.__name__,
-            'message': e.message
-        }
-
-    xml_file = open(os.path.join(output_dir, 'import_products.xml'), 'w')
-    xml_file.write(etree.tostring(xml, pretty_print=True, encoding=unicode).encode('utf-8'))
-    xml_file.close()
-
-
-def asbis(filenames, output_dir, verbose):
-    try:
-        for main_input in input_filenames:
-            if options.verbose:
-                print main_input
-            path, fname = os.path.realpath(main_input).rsplit('/', 1)
-            provider = DirDocProvider(path)
-            slug, ext = os.path.splitext(fname)
-
-            if output_dir != '':
-                try:
-                    os.makedirs(output_dir)
-                except:
-                    pass
-            outfile = os.path.join(output_dir, slug + '.epub')
-            epub.transform(provider, file_path=main_input, output_file=outfile,
-                    cover_fn=cover.asbis_cover, flags=('less-advertising',))
-    except ParseError, e:
-        print '%(file)s:%(name)s:%(message)s' % {
-            'file': main_input,
-            'name': e.__class__.__name__,
-            'message': e.message
-        }