[fix] google engine - div classes has been renamed in HTML reult

Since 1. October 2020 google has changed the 'class' attribute of the HTML
result page.

Fix the xpath expressions and ignore <div class="g" ../> sections which do not
match to title's xpath expression.

Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>
This commit is contained in:
Markus Heiser 2020-10-01 09:44:29 +02:00
parent fd5fe36984
commit 8162d7aff4

View file

@ -116,12 +116,12 @@ g_section_with_header = './g-section-with-header'
# the title is a h3 tag relative to the result group # the title is a h3 tag relative to the result group
title_xpath = './/h3[1]' title_xpath = './/h3[1]'
# in the result group there is <div class="r" ../> it's first child is a <a # in the result group there is <div class="yuRUbf" ../> it's first child is a <a
# href=...> (on some results, the <a> is the first "descendant", not ""child") # href=...>
href_xpath = './/div[@class="r"]//a/@href' href_xpath = './/div[@class="yuRUbf"]//a/@href'
# in the result group there is <div class="s" ../> containing he *content* # in the result group there is <div class="IsZvec" ../> containing he *content*
content_xpath = './/div[@class="s"]' content_xpath = './/div[@class="IsZvec"]'
# Suggestions are links placed in a *card-section*, we extract only the text # Suggestions are links placed in a *card-section*, we extract only the text
# from the links not the links itself. # from the links not the links itself.
@ -249,7 +249,12 @@ def response(resp):
continue continue
try: try:
title = extract_text(eval_xpath(result, title_xpath)[0]) title_tag = eval_xpath(result, title_xpath)
if not title_tag:
# this not one of the common google results *section*
logger.debug('ingoring <div class="g" ../> section: missing title')
continue
title = extract_text(title_tag[0])
url = eval_xpath(result, href_xpath)[0] url = eval_xpath(result, href_xpath)[0]
content = extract_text_from_dom(result, content_xpath) content = extract_text_from_dom(result, content_xpath)
results.append({ results.append({