def get_comic_metadata_from_cbr(self):
'''
Reads the comic metadata from the comic cbr file as comictagger metadata
and returns the metadata depending on do_action
'''
from calibre.utils.unrar import extract_member, names, comment
ffile = self.db.format(self.book_id, "cbr", as_path=True)
with open(ffile, 'rb') as stream:
# get the cix metadata
fnames = list(names(stream))
for name in fnames:
if name.lower() == "comicinfo.xml":
self.cix_metadata = extract_member(stream,
match=None,
name=name)[1]
self.cix_metadata = ComicInfoXml().metadataFromString(
self.cix_metadata)
break
# get the cbi metadata
comments = comment(ffile)
if ComicBookInfo().validateString(comments):
self.cbi_metadata = ComicBookInfo().metadataFromString(
comments)
delete_temp_file(ffile)
self._get_combined_metadata()
def get_comic_metadata_from_cbz(self):
'''
Reads the comic metadata from the comic cbz file as comictagger metadata
'''
self.make_temp_cbz_file()
# open the zipfile
zf = ZipFile(self.file)
# get cix metadata
for name in zf.namelist():
if name.lower() == "comicinfo.xml":
self.cix_metadata = ComicInfoXml().metadataFromString(
zf.read(name))
self.zipinfo = name
if not prefs['auto_count_pages']:
break
elif prefs['auto_count_pages'] and name.lower().rpartition(
'.')[-1] in IMG_EXTENSIONS:
self.pages += 1
# get the cbi metadata
if ComicBookInfo().validateString(zf.comment):
self.cbi_metadata = ComicBookInfo().metadataFromString(zf.comment)
zf.close()
# get combined metadata
self._get_combined_metadata()
def embed_cix_metadata(self):
'''
Embeds the cix_metadata
'''
from io import StringIO
cix_string = ComicInfoXml().stringFromMetadata(self.comic_metadata)
# ensure we have a temp file
self.make_temp_cbz_file()
# use the safe_replace function from calibre to prevent coruption
if self.zipinfo is not None:
with open(self.file, 'r+b') as zf:
safe_replace(zf, self.zipinfo, StringIO(cix_string.decode('utf-8', 'ignore')))
# save the metadata in the file
else:
zf = ZipFile(self.file, "a")
zf.writestr("ComicInfo.xml", cix_string.decode('utf-8', 'ignore'))
zf.close()
def embed_cix_metadata(self):
'''
Embeds the cix_metadata
'''
from io import StringIO
cix_string = ComicInfoXml().stringFromMetadata(self.comic_metadata)
# ensure we have a temp file
self.make_temp_cbz_file()
# make a new cbz if a metadata file is already there, to prevent corruption
if self.zipinfo is not None:
with open(self.file, 'r+b') as zf:
safe_replace(zf, self.zipinfo, StringIO(cix_string.decode('utf-8', 'ignore')))
else:
# save the metadata in the file
zf = ZipFile(self.file, "a")
zf.writestr("ComicInfo.xml", cix_string.decode('utf-8', 'ignore'))
zf.close()
def get_comic_metadata_from_cbz(self):
'''
Reads the comic metadata from the comic cbz file as comictagger metadata
'''
self.make_temp_cbz_file()
# open the zipfile
zf = ZipFile(self.file)
# get cix metadata
for name in zf.namelist():
if name.lower() == "comicinfo.xml":
self.cix_metadata = ComicInfoXml().metadataFromString(zf.read(name))
self.zipinfo = name
break
# get the cbi metadata
if ComicBookInfo().validateString(zf.comment):
self.cbi_metadata = ComicBookInfo().metadataFromString(zf.comment)
zf.close()
# get combined metadata
self._get_combined_metadata()