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calibre-web/cps/metadata_provider/lubimyczytac.py

351 lines
13 KiB
Python

# -*- coding: utf-8 -*-
# This file is part of the Calibre-Web (https://github.com/janeczku/calibre-web)
# Copyright (C) 2021 OzzieIsaacs
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import datetime
import json
import re
from multiprocessing.pool import ThreadPool
from typing import List, Optional, Tuple, Union
from urllib.parse import quote
import requests
from dateutil import parser
from html2text import HTML2Text
from lxml.html import HtmlElement, fromstring, tostring
from markdown2 import Markdown
from cps import logger
from cps.isoLanguages import get_language_name
from cps.services.Metadata import MetaRecord, MetaSourceInfo, Metadata
log = logger.create()
SYMBOLS_TO_TRANSLATE = (
"öÖüÜóÓőŐúÚéÉáÁűŰíÍąĄćĆęĘłŁńŃóÓśŚźŹżŻ",
"oOuUoOoOuUeEaAuUiIaAcCeElLnNoOsSzZzZ",
)
SYMBOL_TRANSLATION_MAP = dict(
[(ord(a), ord(b)) for (a, b) in zip(*SYMBOLS_TO_TRANSLATE)]
)
def get_int_or_float(value: str) -> Union[int, float]:
number_as_float = float(value)
number_as_int = int(number_as_float)
return number_as_int if number_as_float == number_as_int else number_as_float
def strip_accents(s: Optional[str]) -> Optional[str]:
return s.translate(SYMBOL_TRANSLATION_MAP) if s is not None else s
def sanitize_comments_html(html: str) -> str:
text = html2text(html)
md = Markdown()
html = md.convert(text)
return html
def html2text(html: str) -> str:
# replace <u> tags with <span> as <u> becomes emphasis in html2text
if isinstance(html, bytes):
html = html.decode("utf-8")
html = re.sub(
r"<\s*(?P<solidus>/?)\s*[uU]\b(?P<rest>[^>]*)>",
r"<\g<solidus>span\g<rest>>",
html,
)
h2t = HTML2Text()
h2t.body_width = 0
h2t.single_line_break = True
h2t.emphasis_mark = "*"
return h2t.handle(html)
class LubimyCzytac(Metadata):
__name__ = "LubimyCzytac.pl"
__id__ = "lubimyczytac"
BASE_URL = "https://lubimyczytac.pl"
BOOK_SEARCH_RESULT_XPATH = (
"*//div[@class='listSearch']//div[@class='authorAllBooks__single']"
)
SINGLE_BOOK_RESULT_XPATH = ".//div[contains(@class,'authorAllBooks__singleText')]"
TITLE_PATH = "/div/a[contains(@class,'authorAllBooks__singleTextTitle')]"
TITLE_TEXT_PATH = f"{TITLE_PATH}//text()"
URL_PATH = f"{TITLE_PATH}/@href"
AUTHORS_PATH = "/div/a[contains(@href,'autor')]//text()"
SIBLINGS = "/following-sibling::dd"
CONTAINER = "//section[@class='container book']"
PUBLISHER = f"{CONTAINER}//dt[contains(text(),'Wydawnictwo:')]{SIBLINGS}/a/text()"
LANGUAGES = f"{CONTAINER}//dt[contains(text(),'Język:')]{SIBLINGS}/text()"
DESCRIPTION = f"{CONTAINER}//div[@class='collapse-content']"
SERIES = f"{CONTAINER}//span/a[contains(@href,'/cykl/')]/text()"
DETAILS = "//div[@id='book-details']"
PUBLISH_DATE = "//dt[contains(@title,'Data pierwszego wydania"
FIRST_PUBLISH_DATE = f"{DETAILS}{PUBLISH_DATE} oryginalnego')]{SIBLINGS}[1]/text()"
FIRST_PUBLISH_DATE_PL = f"{DETAILS}{PUBLISH_DATE} polskiego')]{SIBLINGS}[1]/text()"
TAGS = "//nav[@aria-label='breadcrumb']//a[contains(@href,'/ksiazki/k/')]/text()"
RATING = "//meta[@property='books:rating:value']/@content"
COVER = "//meta[@property='og:image']/@content"
ISBN = "//meta[@property='books:isbn']/@content"
META_TITLE = "//meta[@property='og:description']/@content"
SUMMARY = "//script[@type='application/ld+json']//text()"
def search(
self, query: str, generic_cover: str = "", locale: str = "en"
) -> Optional[List[MetaRecord]]:
if self.active:
try:
result = requests.get(self._prepare_query(title=query))
result.raise_for_status()
except Exception as e:
log.warning(e)
return None
root = fromstring(result.text)
lc_parser = LubimyCzytacParser(root=root, metadata=self)
matches = lc_parser.parse_search_results()
if matches:
with ThreadPool(processes=10) as pool:
final_matches = pool.starmap(
lc_parser.parse_single_book,
[(match, generic_cover, locale) for match in matches],
)
return final_matches
return matches
def _prepare_query(self, title: str) -> str:
query = ""
characters_to_remove = "\?()\/"
pattern = "[" + characters_to_remove + "]"
title = re.sub(pattern, "", title)
title = title.replace("_", " ")
if '"' in title or ",," in title:
title = title.split('"')[0].split(",,")[0]
if "/" in title:
title_tokens = [
token for token in title.lower().split(" ") if len(token) > 1
]
else:
title_tokens = list(self.get_title_tokens(title, strip_joiners=False))
if title_tokens:
tokens = [quote(t.encode("utf-8")) for t in title_tokens]
query = query + "%20".join(tokens)
if not query:
return ""
return f"{LubimyCzytac.BASE_URL}/szukaj/ksiazki?phrase={query}"
class LubimyCzytacParser:
PAGES_TEMPLATE = "<p id='strony'>Książka ma {0} stron(y).</p>"
PUBLISH_DATE_TEMPLATE = "<p id='pierwsze_wydanie'>Data pierwszego wydania: {0}</p>"
PUBLISH_DATE_PL_TEMPLATE = (
"<p id='pierwsze_wydanie'>Data pierwszego wydania w Polsce: {0}</p>"
)
def __init__(self, root: HtmlElement, metadata: Metadata) -> None:
self.root = root
self.metadata = metadata
def parse_search_results(self) -> List[MetaRecord]:
matches = []
results = self.root.xpath(LubimyCzytac.BOOK_SEARCH_RESULT_XPATH)
for result in results:
title = self._parse_xpath_node(
root=result,
xpath=f"{LubimyCzytac.SINGLE_BOOK_RESULT_XPATH}"
f"{LubimyCzytac.TITLE_TEXT_PATH}",
)
book_url = self._parse_xpath_node(
root=result,
xpath=f"{LubimyCzytac.SINGLE_BOOK_RESULT_XPATH}"
f"{LubimyCzytac.URL_PATH}",
)
authors = self._parse_xpath_node(
root=result,
xpath=f"{LubimyCzytac.SINGLE_BOOK_RESULT_XPATH}"
f"{LubimyCzytac.AUTHORS_PATH}",
take_first=False,
)
if not all([title, book_url, authors]):
continue
matches.append(
MetaRecord(
id=book_url.replace(f"/ksiazka/", "").split("/")[0],
title=title,
authors=[strip_accents(author) for author in authors],
url=LubimyCzytac.BASE_URL + book_url,
source=MetaSourceInfo(
id=self.metadata.__id__,
description=self.metadata.__name__,
link=LubimyCzytac.BASE_URL,
),
)
)
return matches
def parse_single_book(
self, match: MetaRecord, generic_cover: str, locale: str
) -> MetaRecord:
try:
response = requests.get(match.url)
response.raise_for_status()
except Exception as e:
log.warning(e)
return None
self.root = fromstring(response.text)
match.cover = self._parse_cover(generic_cover=generic_cover)
match.description = self._parse_description()
match.languages = self._parse_languages(locale=locale)
match.publisher = self._parse_publisher()
match.publishedDate = self._parse_from_summary(attribute_name="datePublished")
match.rating = self._parse_rating()
match.series, match.series_index = self._parse_series()
match.tags = self._parse_tags()
match.identifiers = {
"isbn": self._parse_isbn(),
"lubimyczytac": match.id,
}
return match
def _parse_xpath_node(
self,
xpath: str,
root: HtmlElement = None,
take_first: bool = True,
strip_element: bool = True,
) -> Optional[Union[str, List[str]]]:
root = root if root is not None else self.root
node = root.xpath(xpath)
if not node:
return None
return (
(node[0].strip() if strip_element else node[0])
if take_first
else [x.strip() for x in node]
)
def _parse_cover(self, generic_cover) -> Optional[str]:
return (
self._parse_xpath_node(xpath=LubimyCzytac.COVER, take_first=True)
or generic_cover
)
def _parse_publisher(self) -> Optional[str]:
return self._parse_xpath_node(xpath=LubimyCzytac.PUBLISHER, take_first=True)
def _parse_languages(self, locale: str) -> List[str]:
languages = list()
lang = self._parse_xpath_node(xpath=LubimyCzytac.LANGUAGES, take_first=True)
if lang:
if "polski" in lang:
languages.append("pol")
if "angielski" in lang:
languages.append("eng")
return [get_language_name(locale, language) for language in languages]
def _parse_series(self) -> Tuple[Optional[str], Optional[Union[float, int]]]:
series_index = 0
series = self._parse_xpath_node(xpath=LubimyCzytac.SERIES, take_first=True)
if series:
if "tom " in series:
series_name, series_info = series.split(" (tom ", 1)
series_info = series_info.replace(" ", "").replace(")", "")
# Check if book is not a bundle, i.e. chapter 1-3
if "-" in series_info:
series_info = series_info.split("-", 1)[0]
if series_info.replace(".", "").isdigit() is True:
series_index = get_int_or_float(series_info)
return series_name, series_index
return None, None
def _parse_tags(self) -> List[str]:
tags = self._parse_xpath_node(xpath=LubimyCzytac.TAGS, take_first=False)
return [
strip_accents(w.replace(", itd.", " itd."))
for w in tags
if isinstance(w, str)
]
def _parse_from_summary(self, attribute_name: str) -> Optional[str]:
value = None
summary_text = self._parse_xpath_node(xpath=LubimyCzytac.SUMMARY)
if summary_text:
data = json.loads(summary_text)
value = data.get(attribute_name)
return value.strip() if value is not None else value
def _parse_rating(self) -> Optional[str]:
rating = self._parse_xpath_node(xpath=LubimyCzytac.RATING)
return round(float(rating.replace(",", ".")) / 2) if rating else rating
def _parse_date(self, xpath="first_publish") -> Optional[datetime.datetime]:
options = {
"first_publish": LubimyCzytac.FIRST_PUBLISH_DATE,
"first_publish_pl": LubimyCzytac.FIRST_PUBLISH_DATE_PL,
}
date = self._parse_xpath_node(xpath=options.get(xpath))
return parser.parse(date) if date else None
def _parse_isbn(self) -> Optional[str]:
return self._parse_xpath_node(xpath=LubimyCzytac.ISBN)
def _parse_description(self) -> str:
description = ""
description_node = self._parse_xpath_node(
xpath=LubimyCzytac.DESCRIPTION, strip_element=False
)
if description_node is not None:
for source in self.root.xpath('//p[@class="source"]'):
source.getparent().remove(source)
description = tostring(description_node, method="html")
description = sanitize_comments_html(description)
else:
description_node = self._parse_xpath_node(xpath=LubimyCzytac.META_TITLE)
if description_node is not None:
description = description_node
description = sanitize_comments_html(description)
description = self._add_extra_info_to_description(description=description)
return description
def _add_extra_info_to_description(self, description: str) -> str:
pages = self._parse_from_summary(attribute_name="numberOfPages")
if pages:
description += LubimyCzytacParser.PAGES_TEMPLATE.format(pages)
first_publish_date = self._parse_date()
if first_publish_date:
description += LubimyCzytacParser.PUBLISH_DATE_TEMPLATE.format(
first_publish_date.strftime("%d.%m.%Y")
)
first_publish_date_pl = self._parse_date(xpath="first_publish_pl")
if first_publish_date_pl:
description += LubimyCzytacParser.PUBLISH_DATE_PL_TEMPLATE.format(
first_publish_date_pl.strftime("%d.%m.%Y")
)
return description