Skip to content

Follow all URLs on page with dynamic pagination #130

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
albert-nagy wants to merge 1 commit into
base: master
Choose a base branch
from
Open

Follow all URLs on page with dynamic pagination #130

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
59 changes: 32 additions & 27 deletions dynamic_scraper/spiders/django_spider.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -785,33 +785,38 @@ def parse(self, response):
mir_reached = True
if self.scraper.follow_pages_url_xpath and not mir_reached:
if not self.conf['NUM_PAGES_FOLLOW'] or follow_page_num < self.conf['NUM_PAGES_FOLLOW']:
url = response.xpath(self.scraper.follow_pages_url_xpath).extract_first()
if url is not None:
self._set_meta_splash_args()
follow_page = ''
if self.scraper.follow_pages_page_xpath:
follow_page = response.xpath(self.scraper.follow_pages_page_xpath).extract_first()
form_data_orig = None
if self.scraper.get_follow_page_rpts().count() > 0:
f_rpt = self.scraper.get_follow_page_rpts()[0]
form_data_orig = self.scraper.get_follow_page_rpts()[0].form_data
else:
f_rpt = self.scraper.get_main_page_rpt()
form_data_orig = self.scraper.get_main_page_rpt().form_data
kwargs, form_data = self._prepare_mp_req_data(self.fp_request_kwargs, form_data_orig, page, follow_page)

follow_page_num += 1
kwargs['meta']['page_num'] = page_num
kwargs['meta']['follow_page_num'] = follow_page_num
kwargs['meta']['rpt'] = f_rpt

self._log_page_info(page_num, follow_page_num, url, f_rpt, form_data, kwargs)

if f_rpt.request_type == 'R':
yield response.follow(url, callback=self.parse, method=f_rpt.method, dont_filter=f_rpt.dont_filter, **kwargs)
else:
url = response.urljoin(url)
yield FormRequest(url, callback=self.parse, method=f_rpt.method, formdata=form_data, dont_filter=f_rpt.dont_filter, **kwargs)
urls = response.xpath(self.scraper.follow_pages_url_xpath).getall()
if urls is not None:
for url in urls:
self._set_meta_splash_args()
follow_page = ''
if self.scraper.follow_pages_page_xpath:
follow_page = response.xpath(
self.scraper.follow_pages_page_xpath).extract_first()
form_data_orig = None
if self.scraper.get_follow_page_rpts().count() > 0:
f_rpt = self.scraper.get_follow_page_rpts()[0]
form_data_orig = self.scraper.get_follow_page_rpts()[
0].form_data
else:
f_rpt = self.scraper.get_main_page_rpt()
form_data_orig = self.scraper.get_main_page_rpt().form_data
kwargs, form_data = self._prepare_mp_req_data(
self.fp_request_kwargs, form_data_orig, page, follow_page)

follow_page_num += 1
kwargs['meta']['page_num'] = page_num
kwargs['meta']['follow_page_num'] = follow_page_num
kwargs['meta']['rpt'] = f_rpt

self._log_page_info(
page_num, follow_page_num, url, f_rpt, form_data, kwargs)

if f_rpt.request_type == 'R':
yield response.follow(url, callback=self.parse, method=f_rpt.method, dont_filter=f_rpt.dont_filter, **kwargs)
else:
url = response.urljoin(url)
yield FormRequest(url, callback=self.parse, method=f_rpt.method, formdata=form_data, dont_filter=f_rpt.dont_filter, **kwargs)


def _log_request_info(self, rpt, form_data, kwargs):
Expand Down