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+# SPDX-License-Identifier: AGPL-3.0-or-later
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+# lint: pylint
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+"""Z-Library
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+
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+Z-Library uses regional domains (see https://z-lib.org). Known ``base_url:``
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+
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+- base_url: https://b-ok.cc
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+- base_url: https://de1lib.org
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+- base_url: https://booksc.eu does not have cover preview
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+- base_url: https://booksc.org does not have cover preview
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+
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+"""
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+
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+from urllib.parse import quote
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+from lxml import html
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+
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+from searx.utils import extract_text, eval_xpath
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+from searx.network import get as http_get
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+
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+# about
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+about = {
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+ "website": "https://z-lib.org",
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+ "wikidata_id": "Q104863992",
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+ "official_api_documentation": None,
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+ "use_official_api": False,
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+ "require_api_key": False,
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+ "results": 'HTML',
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+}
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+
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+categories = ['files']
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+paging = True
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+base_url = ''
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+
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+def init(engine_settings=None):
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+ global base_url # pylint: disable=global-statement
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+
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+ if "base_url" not in engine_settings:
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+ resp = http_get('https://z-lib.org', timeout=5.0)
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+ if resp.ok:
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+ dom = html.fromstring(resp.text)
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+ base_url = "https:" + extract_text(eval_xpath(dom,
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+ './/a[contains(@class, "domain-check-link") and @data-mode="books"]/@href'
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+ ))
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+ logger.debug("using base_url: %s" % base_url)
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+
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+
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+def request(query, params):
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+ search_url = base_url + '/s/{search_query}/?page={pageno}'
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+ params['url'] = search_url.format(
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+ search_query=quote(query),
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+ pageno=params['pageno']
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+ )
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+ return params
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+
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+
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+def response(resp):
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+ results = []
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+ dom = html.fromstring(resp.text)
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+
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+ for item in dom.xpath('//div[@id="searchResultBox"]//div[contains(@class, "resItemBox")]'):
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+ result = {}
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+
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+ result["url"] = base_url + \
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+ item.xpath('(.//a[starts-with(@href, "/book/")])[1]/@href')[0]
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+
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+ result["title"] = extract_text(eval_xpath(item, './/*[@itemprop="name"]'))
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+
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+ year = extract_text(eval_xpath(
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+ item, './/div[contains(@class, "property_year")]//div[contains(@class, "property_value")]'))
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+ if year:
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+ year = '(%s) ' % year
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+
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+ result["content"] = "{year}{authors}. {publisher}. Language: {language}. {file_type}. \
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+ Book rating: {book_rating}, book quality: {book_quality}".format(
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+ year = year,
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+ authors = extract_text(eval_xpath(item, './/div[@class="authors"]')),
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+ publisher = extract_text(eval_xpath(item, './/div[@title="Publisher"]')),
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+ file_type = extract_text(
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+ eval_xpath(
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+ item,
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+ './/div[contains(@class, "property__file")]//div[contains(@class, "property_value")]')),
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+ language = extract_text(
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+ eval_xpath(
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+ item,
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+ './/div[contains(@class, "property_language")]//div[contains(@class, "property_value")]')),
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+ book_rating = extract_text(
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+ eval_xpath(
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+ item, './/span[contains(@class, "book-rating-interest-score")]')),
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+ book_quality = extract_text(
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+ eval_xpath(
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+ item, './/span[contains(@class, "book-rating-quality-score")]')),
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+ )
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+
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+ result["img_src"] = extract_text(eval_xpath(item, './/img[contains(@class, "cover")]/@data-src'))
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+
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+ results.append(result)
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+
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+ return results
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Paolo Basso