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Add possibility to replace kepub metadata on download

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This commit is contained in:
Ozzie Isaacs
2024-01-13 10:53:46 +01:00
parent e0327db08f
commit b8031cd53f
5 changed files with 206 additions and 43 deletions
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25
cps/epub.py
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@@ -23,10 +23,12 @@ from lxml import etree
from . import isoLanguages, cover
from . import config, logger
from .helper import split_authors
from .epub_helper import get_content_opf, default_ns
from .constants import BookMeta
log = logger.create()
def _extract_cover(zip_file, cover_file, cover_path, tmp_file_name):
if cover_file is None:
return None
@@ -44,24 +46,14 @@ def _extract_cover(zip_file, cover_file, cover_path, tmp_file_name):
return cover.cover_processing(tmp_file_name, cf, extension)
def get_epub_layout(book, book_data):
ns = {
'n': 'urn:oasis:names:tc:opendocument:xmlns:container',
'pkg': 'http://www.idpf.org/2007/opf',
}
file_path = os.path.normpath(os.path.join(config.get_book_path(),
book.path, book_data.name + "." + book_data.format.lower()))
try:
epubZip = zipfile.ZipFile(file_path)
txt = epubZip.read('META-INF/container.xml')
tree = etree.fromstring(txt)
cfname = tree.xpath('n:rootfiles/n:rootfile/@full-path', namespaces=ns)[0]
cf = epubZip.read(cfname)
tree, __ = get_content_opf(file_path, default_ns)
p = tree.xpath('/pkg:package/pkg:metadata', namespaces=default_ns)[0]
tree = etree.fromstring(cf)
p = tree.xpath('/pkg:package/pkg:metadata', namespaces=ns)[0]
layout = p.xpath('pkg:meta[@property="rendition:layout"]/text()', namespaces=ns)
layout = p.xpath('pkg:meta[@property="rendition:layout"]/text()', namespaces=default_ns)
except (etree.XMLSyntaxError, KeyError, IndexError) as e:
log.error("Could not parse epub metadata of book {} during kobo sync: {}".format(book.id, e))
layout = []
@@ -80,12 +72,7 @@ def get_epub_info(tmp_file_path, original_file_name, original_file_extension):
}
epub_zip = zipfile.ZipFile(tmp_file_path)
txt = epub_zip.read('META-INF/container.xml')
tree = etree.fromstring(txt)
cf_name = tree.xpath('n:rootfiles/n:rootfile/@full-path', namespaces=ns)[0]
cf = epub_zip.read(cf_name)
tree = etree.fromstring(cf)
tree, cf_name = get_content_opf(epub_zip, ns)
cover_path = os.path.dirname(cf_name)