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Added FB2 format.

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This commit is contained in:
gryf
2020-04-13 12:11:48 +02:00
parent 860044904d
commit fa3cf5c178
5 changed files with 479 additions and 31 deletions
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2
ebook_converter/ebooks/conversion/plugins/fb2_input.py
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@@ -89,7 +89,7 @@ class FB2Input(InputFormatPlugin):
log.debug('Converting XML to HTML...')
with open(pkg_resources.resource_filename('ebook_converter',
'data/fb2.xsl')) as f:
ss = f.read().decode()
ss = f.read()
ss = ss.replace("__FB_NS__", fb_ns)
if options.no_inline_fb2_toc:
log('Disabling generation of inline FB2 TOC')

2
ebook_converter/ebooks/fb2/__init__.py
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@@ -9,7 +9,7 @@ __docformat__ = 'restructuredtext en'
def base64_decode(raw):
from io import BytesIO
from polyglot.binary import from_base64_bytes
from ebook_converter.polyglot.binary import from_base64_bytes
# First try the python implementation as it is faster
try:

32
ebook_converter/ebooks/fb2/fb2ml.py
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@@ -14,15 +14,15 @@ from datetime import datetime
from lxml import etree
from calibre import prepare_string_for_xml
from calibre.constants import __appname__, __version__
from calibre.utils.localization import lang_as_iso639_1
from calibre.utils.xml_parse import safe_xml_fromstring
from calibre.utils.img import save_cover_data_to
from calibre.ebooks.oeb.base import urlnormalize
from polyglot.builtins import unicode_type, string_or_bytes, range, filter
from polyglot.binary import as_base64_unicode
from polyglot.urllib import urlparse
from ebook_converter import prepare_string_for_xml
from ebook_converter.constants import __appname__, __version__
from ebook_converter.utils.localization import lang_as_iso639_1
from ebook_converter.utils.xml_parse import safe_xml_fromstring
from ebook_converter.utils.img import save_cover_data_to
from ebook_converter.ebooks.oeb.base import urlnormalize
from ebook_converter.polyglot.builtins import unicode_type, string_or_bytes, range, filter
from ebook_converter.polyglot.binary import as_base64_unicode
from ebook_converter.polyglot.urllib import urlparse
class FB2MLizer(object):
@@ -112,7 +112,7 @@ class FB2MLizer(object):
return text
def fb2_header(self):
from calibre.ebooks.oeb.base import OPF
from ebook_converter.ebooks.oeb.base import OPF
metadata = {}
metadata['title'] = self.oeb_book.metadata.title[0].value
metadata['appname'] = __appname__
@@ -204,7 +204,7 @@ class FB2MLizer(object):
except Exception:
metadata['comments'] = ''
else:
from calibre.utils.html2text import html2text
from ebook_converter.utils.html2text import html2text
metadata['comments'] = '<annotation><p>{}</p></annotation>'.format(prepare_string_for_xml(html2text(comments.value).strip()))
# Keep the indentation level of the description the same as the body.
@@ -242,7 +242,7 @@ class FB2MLizer(object):
return '</FictionBook>'
def get_cover(self):
from calibre.ebooks.oeb.base import OEB_RASTER_IMAGES
from ebook_converter.ebooks.oeb.base import OEB_RASTER_IMAGES
cover_href = None
@@ -276,8 +276,8 @@ class FB2MLizer(object):
return ''
def get_text(self):
from calibre.ebooks.oeb.base import XHTML
from calibre.ebooks.oeb.stylizer import Stylizer
from ebook_converter.ebooks.oeb.base import XHTML
from ebook_converter.ebooks.oeb.stylizer import Stylizer
text = ['<body>']
# Create main section if there are no others to create
@@ -314,7 +314,7 @@ class FB2MLizer(object):
'''
This function uses the self.image_hrefs dictionary mapping. It is populated by the dump_text function.
'''
from calibre.ebooks.oeb.base import OEB_RASTER_IMAGES
from ebook_converter.ebooks.oeb.base import OEB_RASTER_IMAGES
images = []
for item in self.oeb_book.manifest:
@@ -405,7 +405,7 @@ class FB2MLizer(object):
@return: List of string representing the XHTML converted to FB2 markup.
'''
from calibre.ebooks.oeb.base import XHTML_NS, barename, namespace
from ebook_converter.ebooks.oeb.base import XHTML_NS, barename, namespace
elem = elem_tree
# Ensure what we are converting is not a string and that the fist tag is part of the XHTML namespace.

26
ebook_converter/ebooks/metadata/fb2.py
View File

@@ -13,15 +13,15 @@ from string import ascii_letters, digits
from lxml import etree
from calibre.utils.date import parse_only_date
from calibre.utils.img import save_cover_data_to
from calibre.utils.xml_parse import safe_xml_fromstring
from calibre.utils.imghdr import identify
from calibre import guess_type, guess_all_extensions, prints, force_unicode
from calibre.ebooks.metadata import MetaInformation, check_isbn
from calibre.ebooks.chardet import xml_to_unicode
from polyglot.builtins import unicode_type
from polyglot.binary import as_base64_unicode
from ebook_converter.utils.date import parse_only_date
from ebook_converter.utils.img import save_cover_data_to
from ebook_converter.utils.xml_parse import safe_xml_fromstring
from ebook_converter.utils.imghdr import identify
from ebook_converter import guess_type, guess_all_extensions, prints, force_unicode
from ebook_converter.ebooks.metadata import MetaInformation, check_isbn
from ebook_converter.ebooks.chardet import xml_to_unicode
from ebook_converter.polyglot.builtins import unicode_type
from ebook_converter.polyglot.binary import as_base64_unicode
NAMESPACES = {
@@ -90,7 +90,7 @@ class Context(object):
def get_fb2_data(stream):
from calibre.utils.zipfile import ZipFile, BadZipfile
from ebook_converter.utils.zipfile import ZipFile, BadZipfile
pos = stream.tell()
try:
zf = ZipFile(stream)
@@ -225,7 +225,7 @@ def _parse_cover(root, mi, ctx):
def _parse_cover_data(root, imgid, mi, ctx):
from calibre.ebooks.fb2 import base64_decode
from ebook_converter.ebooks.fb2 import base64_decode
elm_binary = ctx.XPath('//fb:binary[@id="%s"]'%imgid)(root)
if elm_binary:
mimetype = elm_binary[0].get('content-type', 'image/jpeg')
@@ -330,7 +330,7 @@ def _set_title(title_info, mi, ctx):
def _set_comments(title_info, mi, ctx):
if not mi.is_null('comments'):
from calibre.utils.html2text import html2text
from ebook_converter.utils.html2text import html2text
ctx.clear_meta_tags(title_info, 'annotation')
title = ctx.get_or_create(title_info, 'annotation')
ctx.text2fb2(title, html2text(mi.comments))
@@ -432,7 +432,7 @@ def set_metadata(stream, mi, apply_null=False, update_timestamp=False):
stream.seek(0)
stream.truncate()
if zip_file_name:
from calibre.utils.zipfile import ZipFile
from ebook_converter.utils.zipfile import ZipFile
with ZipFile(stream, 'w') as zf:
zf.writestr(zip_file_name, raw)
else: