bookwyrm/bookwyrm/connectors/inventaire.py
2023-07-28 20:54:03 +02:00

246 lines
10 KiB
Python

""" inventaire data connector """
import re
from typing import Any, Union, Optional, Iterator, Iterable
from bookwyrm import models
from bookwyrm.book_search import SearchResult
from .abstract_connector import AbstractConnector, Mapping, JsonDict
from .abstract_connector import get_data
from .connector_manager import ConnectorException, create_edition_task
class Connector(AbstractConnector):
"""instantiate a connector for inventaire"""
generated_remote_link_field = "inventaire_id"
def __init__(self, identifier: str):
super().__init__(identifier)
get_first = lambda a: a[0]
shared_mappings = [
Mapping("id", remote_field="uri", formatter=self.get_remote_id),
Mapping("bnfId", remote_field="wdt:P268", formatter=get_first),
Mapping("openlibraryKey", remote_field="wdt:P648", formatter=get_first),
]
self.book_mappings = [
Mapping("title", remote_field="wdt:P1476", formatter=get_first),
Mapping("title", remote_field="labels", formatter=get_language_code),
Mapping("subtitle", remote_field="wdt:P1680", formatter=get_first),
Mapping("inventaireId", remote_field="uri"),
Mapping(
"description", remote_field="sitelinks", formatter=self.get_description
),
Mapping("cover", remote_field="image", formatter=self.get_cover_url),
Mapping("isbn13", remote_field="wdt:P212", formatter=get_first),
Mapping("isbn10", remote_field="wdt:P957", formatter=get_first),
Mapping("oclcNumber", remote_field="wdt:P5331", formatter=get_first),
Mapping("goodreadsKey", remote_field="wdt:P2969", formatter=get_first),
Mapping("librarythingKey", remote_field="wdt:P1085", formatter=get_first),
Mapping("languages", remote_field="wdt:P407", formatter=self.resolve_keys),
Mapping("publishers", remote_field="wdt:P123", formatter=self.resolve_keys),
Mapping("publishedDate", remote_field="wdt:P577", formatter=get_first),
Mapping("pages", remote_field="wdt:P1104", formatter=get_first),
Mapping(
"subjectPlaces", remote_field="wdt:P840", formatter=self.resolve_keys
),
Mapping("subjects", remote_field="wdt:P921", formatter=self.resolve_keys),
Mapping("asin", remote_field="wdt:P5749", formatter=get_first),
] + shared_mappings
# TODO: P136: genre, P674 characters, P950 bne
self.author_mappings = [
Mapping("id", remote_field="uri", formatter=self.get_remote_id),
Mapping("name", remote_field="labels", formatter=get_language_code),
Mapping("bio", remote_field="sitelinks", formatter=self.get_description),
Mapping("goodreadsKey", remote_field="wdt:P2963", formatter=get_first),
Mapping("isni", remote_field="wdt:P213", formatter=get_first),
Mapping("viafId", remote_field="wdt:P214", formatter=get_first),
Mapping("gutenberg_id", remote_field="wdt:P1938", formatter=get_first),
Mapping("born", remote_field="wdt:P569", formatter=get_first),
Mapping("died", remote_field="wdt:P570", formatter=get_first),
] + shared_mappings
def get_remote_id(self, value: str) -> str:
"""convert an id/uri into a url"""
return f"{self.books_url}?action=by-uris&uris={value}"
def get_book_data(self, remote_id: str) -> JsonDict:
data = get_data(remote_id)
extracted = list(data.get("entities", {}).values())
try:
data = extracted[0]
except (KeyError, IndexError):
raise ConnectorException("Invalid book data")
# flatten the data so that images, uri, and claims are on the same level
return {
**data.get("claims", {}),
**{
k: data.get(k)
for k in ["uri", "image", "labels", "sitelinks", "type"]
if k in data
},
}
def parse_search_data(
self, data: JsonDict, min_confidence: float
) -> Iterator[SearchResult]:
for search_result in data.get("results", []):
images = search_result.get("image")
cover = f"{self.covers_url}/img/entities/{images[0]}" if images else None
# a deeply messy translation of inventaire's scores
confidence = float(search_result.get("_score", 0.1))
confidence = 0.1 if confidence < 150 else 0.999
if confidence < min_confidence:
continue
yield SearchResult(
title=search_result.get("label"),
key=self.get_remote_id(search_result.get("uri")),
author=search_result.get("description"),
view_link=f"{self.base_url}/entity/{search_result.get('uri')}",
cover=cover,
confidence=confidence,
connector=self,
)
def parse_isbn_search_data(self, data: JsonDict) -> Iterator[SearchResult]:
"""got some data"""
results = data.get("entities")
if not results:
return
for search_result in list(results.values()):
title = search_result.get("claims", {}).get("wdt:P1476", [])
if not title:
continue
yield SearchResult(
title=title[0],
key=self.get_remote_id(search_result.get("uri")),
author=search_result.get("description"),
view_link=f"{self.base_url}/entity/{search_result.get('uri')}",
cover=self.get_cover_url(search_result.get("image")),
connector=self,
)
def is_work_data(self, data: JsonDict) -> bool:
return data.get("type") == "work"
def load_edition_data(self, work_uri: str) -> JsonDict:
"""get a list of editions for a work"""
# pylint: disable=line-too-long
url = f"{self.books_url}?action=reverse-claims&property=wdt:P629&value={work_uri}&sort=true"
return get_data(url)
def get_edition_from_work_data(self, data: JsonDict) -> JsonDict:
work_uri = data.get("uri")
if not work_uri:
raise ConnectorException("Invalid URI")
data = self.load_edition_data(work_uri)
try:
uri = data.get("uris", [])[0]
except IndexError:
raise ConnectorException("Invalid book data")
return self.get_book_data(self.get_remote_id(uri))
def get_work_from_edition_data(self, data: JsonDict) -> JsonDict:
try:
uri = data.get("wdt:P629", [])[0]
except IndexError:
raise ConnectorException("Invalid book data")
if not uri:
raise ConnectorException("Invalid book data")
return self.get_book_data(self.get_remote_id(uri))
def get_authors_from_data(self, data: JsonDict) -> Iterator[models.Author]:
authors = data.get("wdt:P50", [])
for author in authors:
model = self.get_or_create_author(self.get_remote_id(author))
if model:
yield model
def expand_book_data(self, book: models.Book) -> None:
work = book
# go from the edition to the work, if necessary
if isinstance(book, models.Edition):
work = book.parent_work
try:
edition_options = self.load_edition_data(work.inventaire_id)
except ConnectorException:
# who knows, man
return
for edition_uri in edition_options.get("uris", []):
remote_id = self.get_remote_id(edition_uri)
create_edition_task.delay(self.connector.id, work.id, remote_id)
def create_edition_from_data(
self,
work: models.Work,
edition_data: Union[str, JsonDict],
instance: Optional[models.Edition] = None,
) -> Optional[models.Edition]:
"""pass in the url as data and then call the version in abstract connector"""
if isinstance(edition_data, str):
try:
edition_data = self.get_book_data(edition_data)
except ConnectorException:
# who, indeed, knows
return None
return super().create_edition_from_data(work, edition_data, instance=instance)
def get_cover_url(
self, cover_blob: Union[list[JsonDict], JsonDict], *_: Any
) -> Optional[str]:
"""format the relative cover url into an absolute one:
{"url": "/img/entities/e794783f01b9d4f897a1ea9820b96e00d346994f"}
"""
# covers may or may not be a list
if isinstance(cover_blob, list):
if len(cover_blob) == 0:
return None
cover_blob = cover_blob[0]
cover_id = cover_blob.get("url")
if not isinstance(cover_id, str):
return None
# cover may or may not be an absolute url already
if re.match(r"^http", cover_id):
return cover_id
return f"{self.covers_url}{cover_id}"
def resolve_keys(self, keys: Iterable[str]) -> list[str]:
"""cool, it's "wd:Q3156592" now what the heck does that mean"""
results = []
for uri in keys:
try:
data = self.get_book_data(self.get_remote_id(uri))
except ConnectorException:
continue
results.append(get_language_code(data.get("labels", {})))
return results
def get_description(self, links: JsonDict) -> str:
"""grab an extracted excerpt from wikipedia"""
link = links.get("enwiki")
if not link:
return ""
url = f"{self.base_url}/api/data?action=wp-extract&lang=en&title={link}"
try:
data = get_data(url)
except ConnectorException:
return ""
return data.get("extract", "")
def get_remote_id_from_model(self, obj: models.BookDataModel) -> str:
"""use get_remote_id to figure out the link from a model obj"""
remote_id_value = obj.inventaire_id
return self.get_remote_id(remote_id_value)
def get_language_code(options: JsonDict, code: str = "en") -> Any:
"""when there are a bunch of translation but we need a single field"""
result = options.get(code)
if result:
return result
values = list(options.values())
return values[0] if values else None