manga-dlp/mangadlp/metadata.py
Ivan Schaller 796aeb8aa7
Some checks failed
ci/woodpecker/push/tests Pipeline failed
add metadata type check
2023-02-14 13:31:55 +01:00

63 lines
2 KiB
Python

from pathlib import Path
import xmltodict
from loguru import logger as log
def write_metadata(chapter_path: Path, metadata: dict) -> None:
if metadata["Format"] == "pdf":
log.warning("Can't add metadata for pdf format. Skipping")
return
# define metadata types
metadata_types: dict[str, type] = {
"Title": str,
"Series": str,
"Number": str,
"Count": int,
"Volume": int,
"Summary": str,
"Genre": str,
"Web": str,
"PageCount": int,
"LanguageISO": str,
"Format": str,
"ScanInformation": str,
"SeriesGroup": str,
}
try:
metadata_template = Path("mangadlp/metadata/ComicInfo.xml").read_text(
encoding="utf8"
)
metadata_empty: dict[str, dict] = xmltodict.parse(metadata_template)
except Exception as exc:
log.error("Can't open or parse xml template")
raise exc
metadata_file = chapter_path / "ComicInfo.xml"
log.info(f"Writing metadata to: '{metadata_file}'")
log.debug(f"Metadata items: {metadata}")
for key, value in metadata.items():
# check if metadata is empty
if not value:
continue
# try to match with template
try:
metadata_empty["ComicInfo"][key]
except KeyError:
continue
# check if metadata type is correct
log.debug(f"Key:{key} -> value={type(value)} -> check={metadata_types[key]}")
if not isinstance(value, metadata_types[key]): # noqa
log.warning(
f"Metadata has wrong type: {key}:{metadata_types[key]} -> {value}"
)
continue
log.debug(f"Updating metadata: '{key}' = '{value}'")
metadata_empty["ComicInfo"][key] = value
metadata_export = xmltodict.unparse(metadata_empty, pretty=True, indent=" " * 4)
metadata_file.touch(exist_ok=True)
metadata_file.write_text(metadata_export, encoding="utf8")