Update ebooks.com plugin for website changes.

Fixes #2109433 [affiliate link not working](https://bugs.launchpad.net/calibre/+bug/2109433)

src/calibre/gui2/store/stores/ebooks_com_plugin.py

@@ -2,7 +2,7 @@
 # License: GPLv3 Copyright: 2015, Kovid Goyal <kovid at kovidgoyal.net>
 from __future__ import absolute_import, division, print_function, unicode_literals
 
-store_version = 4  # Needed for dynamic plugin loading
+store_version = 5  # Needed for dynamic plugin loading
 
 import re
 from contextlib import closing
@@ -12,14 +12,11 @@ try:
 except ImportError:
     from urllib import quote_plus
 
-from qt.core import QUrl
 
-from calibre import browser, url_slash_cleaner
-from calibre.gui2 import open_url
+from calibre import browser
 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 absolutize(url):
@@ -63,13 +60,23 @@ def search_ec(query, max_results=10, timeout=60, write_html_to=''):
         yield s
 
 
+storage = []
+
+
 def ec_details(search_result, timeout=30, write_data_to=''):
     import json
-    br = browser()
-    with closing(br.open(search_result.ebooks_com_api_url, timeout=timeout)) as f:
-        raw = f.read()
+
+    from calibre.scraper.simple import read_url
+    # cloudflared endpoint, sigh
+    # https://www.ebooks.com/api/book/?bookId=362956&countryCode=IN
+    raw = read_url(storage, search_result.ebooks_com_api_url)
+    # rq = Request(search_result.ebooks_com_api_url, headers={'Content-Type': 'application/json'})
+    # br = browser()
+    # br.set_debug_http(True)
+    # with closing(br.open(rq, timeout=timeout)) as f:
+    #     raw = f.read()
     if write_data_to:
-        with open(write_data_to, 'wb') as d:
+        with open(write_data_to, 'w') as d:
             d.write(raw)
     data = json.loads(raw)
     if 'drm' in data and 'drm_free' in data['drm']:
@@ -84,24 +91,6 @@ def ec_details(search_result, timeout=30, write_data_to=''):
 
 class EbookscomStore(BasicStoreConfig, StorePlugin):
 
-    def open(self, parent=None, detail_item=None, external=False):
-        m_url = 'http://www.dpbolvw.net/'
-        h_click = 'click-4913808-10364500'
-        d_click = 'click-4913808-10281551'
-
-        url = m_url + h_click
-        detail_url = None
-        if detail_item:
-            detail_url = m_url + d_click + detail_item
-
-        if external or self.config.get('open_external', False):
-            open_url(QUrl(url_slash_cleaner(detail_url if detail_url else url)))
-        else:
-            d = WebStoreDialog(self.gui, url, parent, detail_url)
-            d.setWindowTitle(self.name)
-            d.set_tags(self.config.get('tags', ''))
-            d.exec()
-
     def search(self, query, max_results=10, timeout=60):
         yield from search_ec(query, max_results, timeout)