From 6c75c672a61cc145a011860457851453c62d8c56 Mon Sep 17 00:00:00 2001 From: "duncan.parkes" Date: Mon, 9 Jun 2008 15:03:19 +0000 Subject: [PATCH] Add Ocella scraper that works for seven councils. Woop! --- trunk/python_scrapers/Ocella.py | 164 +++++++++++++++++++++++++------- 1 file changed, 130 insertions(+), 34 deletions(-) diff --git a/trunk/python_scrapers/Ocella.py b/trunk/python_scrapers/Ocella.py index 8c36986..2c4585d 100644 --- a/trunk/python_scrapers/Ocella.py +++ b/trunk/python_scrapers/Ocella.py @@ -2,7 +2,7 @@ import urllib2 import urllib import urlparse -import datetime +import datetime, time import cookielib @@ -14,9 +14,25 @@ from PlanningUtils import PlanningApplication, \ PlanningAuthorityResults, \ getPostcodeFromText -date_format = "%d-%m-%Y" +search_date_format = "%d-%m-%Y" # Format used for the accepted date when searching + +possible_date_formats = [search_date_format, "%d/%m/%Y"] + +class CookieAddingHTTPRedirectHandler(urllib2.HTTPRedirectHandler): + """The standard python HttpRedirectHandler doesn't add a cookie to the new request after a 302. This handler does.""" + def redirect_request(self, req, fp, code, msg, headers, newurl): + new_request = urllib2.HTTPRedirectHandler.redirect_request(self, req, fp, code, msg, headers, newurl) + # We need to add a cookie from the cookie_jar + cookie_jar.add_cookie_header(new_request) + + return new_request + +cookie_handling_opener = urllib2.build_opener(CookieAddingHTTPRedirectHandler()) + class OcellaParser: + received_date_format = search_date_format + def __init__(self, authority_name, authority_short_name, @@ -31,6 +47,12 @@ class OcellaParser: self._results = PlanningAuthorityResults(self.authority_name, self.authority_short_name) + # These will be used to store the column numbers of the appropriate items in the results table + self.reference_col = None + self.address_col = None + self.description_col = None + self.received_date_col = None + self.accepted_date_col = None def getResultsByDayMonthYear(self, day, month, year): search_date = datetime.date(year, month, day) @@ -47,16 +69,28 @@ class OcellaParser: action = get_soup.form['action'] session_id = get_soup.find('input', {'name': 'p_session_id'})['value'] +# # From Breckland + +# p_object_name=FRM_WEEKLY_LIST.DEFAULT.SUBMIT_TOP.01 +# p_instance=1 +# p_event_type=ON_CLICK +# p_user_args= +# p_session_id=53573 +# p_page_url=http%3A%2F%2Fwplan01.intranet.breckland.gov.uk%3A7778%2Fportal%2Fpage%3F_pageid%3D33%2C30988%26_dad%3Dportal%26_schema%3DPORTAL +# FRM_WEEKLY_LIST.DEFAULT.START_DATE.01=02-06-2008 +# FRM_WEEKLY_LIST.DEFAULT.END_DATE.01=09-06-2008 +# FRM_WEEKLY_LIST.DEFAULT.PARISH.01= + post_data = urllib.urlencode( - [#('p_object_name', 'FRM_WEEKLY_LIST.DEFAULT.SUBMIT_TOP.01'), - #('p_instance', '1'), - #('p_event_type', 'ON_CLICK'), - #('p_user_args', ''), + [('p_object_name', 'FRM_WEEKLY_LIST.DEFAULT.SUBMIT_TOP.01'), + ('p_instance', '1'), + ('p_event_type', 'ON_CLICK'), + ('p_user_args', ''), ('p_session_id', session_id), - #('p_page_url', self.base_url), - ('FRM_WEEKLY_LIST.DEFAULT.START_DATE.01', '02-06-2008'), #search_date.strftime(date_format), - ('FRM_WEEKLY_LIST.DEFAULT.END_DATE.01', '09-06-2008'),#search_date.strftime(date_format), - #('FRM_WEEKLY_LIST.DEFAULT.PARISH.01', ''), + ('p_page_url', self.base_url), + ('FRM_WEEKLY_LIST.DEFAULT.START_DATE.01', search_date.strftime(search_date_format)), + ('FRM_WEEKLY_LIST.DEFAULT.END_DATE.01', search_date.strftime(search_date_format)), + ('FRM_WEEKLY_LIST.DEFAULT.PARISH.01', ''), ] ) @@ -65,39 +99,101 @@ class OcellaParser: post_request.add_header('Referer', self.base_url) - post_response = urllib2.urlopen(post_request) + post_response = cookie_handling_opener.open(post_request) - import pdb;pdb.set_trace() + post_soup = BeautifulSoup(post_response.read()) -# # From Breckland + results_table = post_soup.find("table", summary="Printing Table Headers") -# p_object_name=FRM_WEEKLY_LIST.DEFAULT.SUBMIT_TOP.01 -# p_instance=1 -# p_event_type=ON_CLICK -# p_user_args= -# p_session_id=53573 -# p_page_url=http%3A%2F%2Fwplan01.intranet.breckland.gov.uk%3A7778%2Fportal%2Fpage%3F_pageid%3D33%2C30988%26_dad%3Dportal%26_schema%3DPORTAL -# FRM_WEEKLY_LIST.DEFAULT.START_DATE.01=02-06-2008 -# FRM_WEEKLY_LIST.DEFAULT.END_DATE.01=09-06-2008 -# FRM_WEEKLY_LIST.DEFAULT.PARISH.01= + trs = results_table.findAll("tr") -# # Mine -# p_object_name=FRM_WEEKLY_LIST.DEFAULT.SUBMIT_TOP.01 -# p_user_args= -# FRM_WEEKLY_LIST.DEFAULT.START_DATE.01=21-05-2008 -# FRM_WEEKLY_LIST.DEFAULT.END_DATE.01=21-05-2008 -# p_session_id=53576 -# p_instance=1 -# p_page_url=http%3A%2F%2Fwplan01.intranet.breckland.gov.uk%3A7778%2Fportal%2Fpage%3F_pageid%3D33%2C30988%26_dad%3Dportal%26_schema%3DPORTAL -# FRM_WEEKLY_LIST.DEFAULT.PARISH.01= -# p_event_type=ON_CLICK + # We'll use the headings in the first tr to find out what columns the address, description, etc are in. + ths = trs[0].findAll("th") + + th_index = 0 + for th in ths: + th_content = th.font.string.strip() + if th_content == 'Reference' or th_content == 'Application Ref': + self.reference_col = th_index + elif th_content == 'Location': + self.address_col = th_index + elif th_content == 'Proposal': + self.description_col = th_index + elif th_content == 'Development Description': + self.description_col = th_index + elif th_content == 'Received Date' or th_content == 'Date Received': + self.received_date_col = th_index + elif th_content == 'Accepted Date': + self.accepted_date_col = th_index + + th_index += 1 + + # If there is a received date, we'll use that, otherwise, we'll have to settle for the accepted date. + self.received_date_col = self.received_date_col or self.accepted_date_col + + # We want all the trs except the first one, which is just headers, + # and the last, which is empty + trs = trs[1:-1] + + for tr in trs: + self._current_application = PlanningApplication() + + tds = tr.findAll("td") + + self._current_application.council_reference = (tds[self.reference_col].font.a or tds[self.reference_col].a.font).string.strip() + + date_string = tds[self.received_date_col] + + for possible_format in possible_date_formats: + + try: + self._current_application.date_received = datetime.datetime(*(time.strptime(tds[self.received_date_col].font.string.strip(), possible_format)[0:6])) + except ValueError: + pass + + self._current_application.address = tds[self.address_col].font.string.strip() + self._current_application.postcode = getPostcodeFromText(self._current_application.address) + self._current_application.description = tds[self.description_col].font.string.strip() + self._current_application.info_url = tds[self.reference_col].a['href'] + +# This is what a comment url looks like +# It seems to be no problem to remove the sessionid (which is in any case blank...) +# I can't see a good way to avoid having to go to the info page to find the moduleid though. + +#http://wplan01.intranet.breckland.gov.uk:7778/pls/portal/PORTAL.wwa_app_module.link?p_arg_names=_moduleid&p_arg_values=8941787057&p_arg_names=_sessionid&p_arg_values=&p_arg_names=APPLICATION_REFERENCE&p_arg_values=3PL%2F2008%2F0877%2FF + + # For the moment, we'll just use the info url, as that seems to work. + self._current_application.comment_url = self._current_application.info_url + + self._results.addApplication(self._current_application) + + return self._results def getResults(self, day, month, year): return self.getResultsByDayMonthYear(int(day), int(month), int(year)).displayXML() - if __name__ == '__main__': - parser = OcellaParser("Breckland Council", "Breckland", "http://wplan01.intranet.breckland.gov.uk:7778/portal/page?_pageid=33,30988&_dad=portal&_schema=PORTAL") +# parser = OcellaParser("Arun", "Arun", "http://www.arun.gov.uk/iplanning/portal/page?_pageid=33,4139&_dad=portal&_schema=PORTAL") +# parser = OcellaParser("Breckland Council", "Breckland", "http://wplan01.intranet.breckland.gov.uk:7778/portal/page?_pageid=33,30988&_dad=portal&_schema=PORTAL") +# parser = OcellaParser("Ellesmere Port", "Ellesmere Port", "http://ocella.epnbc.gov.uk/portal/page?_pageid=33,38205&_dad=portal&_schema=PORTAL") +# parser = OcellaParser("Uttlesford", "Uttlesford", "http://planning.uttlesford.gov.uk/portal/page?_pageid=33,35447&_dad=portal&_schema=PORTAL") +# parser = OcellaParser("North East Lincolnshire", "North East Lincolnshire", "http://planning.nelincs.gov.uk/portal/page?_pageid=33,68034&_dad=portal&_schema=PORTAL") +# parser = OcellaParser("Fareham", "Fareham", "http://eocella.fareham.gov.uk/portal/page?_pageid=33,31754&_dad=portal&_schema=PORTAL") +# parser = OcellaParser("Hillingdon", "Hillingdon", "http://w09.hillingdon.gov.uk/portal/page?_pageid=33,82093&_dad=portal&_schema=PORTAL") + + # Bad status line? +# parser = BrecklandParser("Bridgend", "Bridgend", "http://eplan.bridgend.gov.uk:7778/portal/page?_pageid=55,31779&_dad=portal&_schema=PORTAL") +# parser = ArunParser("Havering", "Havering", "http://planning.havering.gov.uk/portal/page?_pageid=33,1026&_dad=portal&_schema=PORTAL") + + # Can't find the URL similar to the others, even though it is clearly Ocella + parser = OcellaParser("Great Yarmouth", "Great Yarmouth", "http://www.great-yarmouth.gov.uk/wmplan_application_search-6.htm") + + + print parser.getResults(21,5,2008) +#TODO +# 1) Sort out proper comment url? +# 2) Check for pagination +# 3) Check no results case