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Current File : //lib/calibre/calibre/gui2/store/stores/virtualo_plugin.py

# -*- coding: utf-8 -*-
from __future__ import absolute_import, division, print_function, unicode_literals

store_version = 10  # Needed for dynamic plugin loading

__license__ = 'GPL 3'
__copyright__ = '2011-2019, Tomasz Długosz <tomek3d@gmail.com>'
__docformat__ = 'restructuredtext en'

import re
from base64 import b64encode
from contextlib import closing
try:
    from urllib.parse import quote
except ImportError:
    from urllib import quote

from lxml import html

from qt.core import QUrl

from calibre import browser, url_slash_cleaner
from calibre.gui2 import open_url
from calibre.gui2.store import StorePlugin
from calibre.gui2.store.basic_config import BasicStoreConfig
from calibre.gui2.store.search_result import SearchResult
from calibre.gui2.store.web_store_dialog import WebStoreDialog


def as_base64(data):
    if not isinstance(data, bytes):
        data = data.encode('utf-8')
    ans = b64encode(data)
    if isinstance(ans, bytes):
        ans = ans.decode('ascii')
    return ans


class VirtualoStore(BasicStoreConfig, StorePlugin):

    def open(self, parent=None, detail_item=None, external=False):
        aff_root = 'https://www.a4b-tracking.com/pl/stat-click-text-link/12/58/'

        url = 'http://virtualo.pl/ebook/c2/'

        aff_url = aff_root + as_base64(url)

        detail_url = None
        if detail_item:
            detail_url = aff_root + as_base64(detail_item)

        if external or self.config.get('open_external', False):
            open_url(QUrl(url_slash_cleaner(detail_url if detail_url else aff_url)))
        else:
            d = WebStoreDialog(self.gui, url, parent, detail_item)
            d.setWindowTitle(self.name)
            d.set_tags(self.config.get('tags', ''))
            d.exec()

    def search(self, query, max_results=12, timeout=60):
        url = 'http://virtualo.pl/?q=' + quote(query)

        br = browser()
        no_drm_pattern = re.compile(r'Watermark|brak')

        counter = max_results
        with closing(br.open(url, timeout=timeout)) as f:
            doc = html.fromstring(f.read())
            for data in doc.xpath('//div[@class="products-list-wrapper"]//li[@class="product "]'):
                if counter <= 0:
                    break

                id = ''.join(data.xpath('.//div[@class="cover-wrapper"]//a/@href')).split(r'?q=')[0]
                if not id:
                    continue

                price = ''.join(data.xpath('.//div[@class="information"]//div[@class="price"]/text()'))
                cover_url = ''.join(data.xpath('.//img[@class="cover"]/@src'))
                title = ''.join(data.xpath('.//h3[@class="title"]/a//text()'))
                author = ', '.join(data.xpath('.//div[@class="information"]//div[@class="authors"]/a//text()'))
                formats = [form.strip() for form in data.xpath('.//div[@class="text-wrapper"]//div[@class="format"]/span[@class="prompt_preview"]/text()')]
                nodrm = no_drm_pattern.search(''.join(data.xpath('.//div[@class="protection"]/text()')))

                counter -= 1

                s = SearchResult()
                s.cover_url = cover_url
                s.title = title.strip()
                s.author = author.strip()
                s.price = re.sub(r'\.',',',price.strip())
                s.detail_item = id
                s.formats = ', '.join(list(filter(None, formats))).upper()
                s.drm = SearchResult.DRM_UNLOCKED if nodrm else SearchResult.DRM_LOCKED

                yield s

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