adrianshort
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planningalerts
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${ item.name }
Create branch ${ searchTerm }
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${ noResults }
planningalerts/trunk/python_scrapers/SwiftLG.py

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  1. 

  2. import urllib2

  3. import urllib

  4. import urlparse

  5. import cgi

  6. import re

  7. import datetime

  8. 

  9. import BeautifulSoup

  10. 

  11. from PlanningUtils import getPostcodeFromText, \

  12.     PlanningAuthorityResults, \

  13.     PlanningApplication

  14. 

  15. # - Browser request: --------------------------

  16. # {POST http://digitalmaidstone.co.uk/swiftlg/apas/run/WPHAPPCRITERIA HTTP/1.0} {Host: digitalmaidstone.co.uk

  17. # Accept: text/html, text/plain, text/css, text/sgml, */*;q=0.01

  18. # Accept-Encoding: gzip

  19. # Accept-Language: en

  20. # Pragma: no-cache

  21. # Cache-Control: no-cache

  22. # User-Agent: Lynx/2.8.6rel.4 libwww-FM/2.14 SSL-MM/1.4.1 GNUTLS/1.6.3

  23. # Content-type: application/x-www-form-urlencoded

  24. # Content-length: 638

  25. # } %25.MAINBODY.WPACIS.1.=&APNID.MAINBODY.WPACIS.1.=&JUSTLOCATION.MAINBODY.WPACIS.1.=&JUSTDEVDESC.MAINBODY.WPACIS.1.=&DEVDESC.MAINBODY.WPACIS.1.=&SURNAME.MAINBODY.WPACIS.1.=&REGFROMDATE.MAINBODY.WPACIS.1.=01%2F11%2F2007&REGTODATE.MAINBODY.WPACIS.1.=02%2F11%2F2007&DECFROMDATE.MAINBODY.WPACIS.1.=&DECTODATE.MAINBODY.WPACIS.1.=&FINALGRANTFROM.MAINBODY.WPACIS.1.=&FINALGRANTTO.MAINBODY.WPACIS.1.=&APELDGDATFROM.MAINBODY.WPACIS.1.=&APELDGDATTO.MAINBODY.WPACIS.1.=&APEDECDATFROM.MAINBODY.WPACIS.1.=&APEDECDATTO.MAINBODY.WPACIS.1.=&AREA.MAINBODY.WPACIS.1.=&WARD.MAINBODY.WPACIS.1.=&PARISH.MAINBODY.WPACIS.1.=&SEARCHBUTTON.MAINBODY.WPACIS.1.=Search

  26. # server=[digitalmaidstone.co.uk] , port=[80], script=[/swiftlg/apas/run/WPHAPPCRITERIA]

  27. # request_line=[POST /swiftlg/apas/run/WPHAPPCRITERIA HTTP/1.0]

  28. 

  29. # second page

  30. #http://digitalmaidstone.co.uk/swiftlg/apas/run/WPHAPPSEARCHRES.displayResultsURL?ResultID=243941&

  31. #StartIndex=11&

  32. #SortOrder=APNID:asc&

  33. #DispResultsAs=WPHAPPSEARCHRES&

  34. #BackURL=<a%20href=wphappcriteria.display?paSearchKey=147118>Search%20Criteria

  35. 

  36. # Date format to enter into search boxes

  37. date_format = "%d/%m/%Y"

  38. 

  39. class SwiftLGParser:

  40.     search_path = "WPHAPPCRITERIA"

  41.     info_path = "WPHAPPDETAIL.DisplayUrl?theApnID=%s"

  42.     comment_path ="wphmakerep.displayURL?ApnID=%s"

  43. 

  44.     def _fixHTML(self, html):

  45.         return html

  46. 

  47.     def _findResultsTable(self, soup):

  48.         """Unless there is just one table in the page, the resuts table,

  49.         override this in a subclass."""

  50.         return soup.table

  51. 

  52.     def _findTRs(self, results_table):

  53.         """The usual situation is for the results table to contain

  54.         one row of headers, followed by a row per app.

  55.         If this is not the case, override this in a subclass."""

  56. #        import pdb;pdb.set_trace()

  57.         return results_table.findAll("tr")[1:]

  58. 

  59.     def __init__(self,

  60.                  authority_name,

  61.                  authority_short_name,

  62.                  base_url,

  63.                  debug=False):

  64.         

  65.         self.authority_name = authority_name

  66.         self.authority_short_name = authority_short_name

  67.         self.base_url = base_url

  68. 

  69.         self.search_url = urlparse.urljoin(base_url, self.search_path)

  70.         self.info_url = urlparse.urljoin(base_url, self.info_path)

  71.         self.comment_url = urlparse.urljoin(base_url, self.comment_path)

  72. 

  73.         self.debug = debug

  74. 

  75.         self._results = PlanningAuthorityResults(self.authority_name, self.authority_short_name)

  76. 

  77. 

  78.     def getResultsByDayMonthYear(self, day, month, year):

  79.         search_date = datetime.date(year, month, day)

  80.         

  81.         post_data = urllib.urlencode((

  82.                 ("REGFROMDATE.MAINBODY.WPACIS.1.", search_date.strftime(date_format)),

  83.                 ("REGTODATE.MAINBODY.WPACIS.1.", search_date.strftime(date_format)),

  84.                 ("SEARCHBUTTON.MAINBODY.WPACIS.1.", "Search"),

  85.                 ))

  86.         

  87.         response = urllib2.urlopen(self.search_url, post_data)

  88.         contents = response.read()

  89. 

  90.         # Let's give scrapers the change to tidy up any rubbish - I'm looking

  91.         # at you Cannock Chase

  92.         contents = self._fixHTML(contents)

  93. 

  94.         # Check for the no results warning

  95.         if not contents.count("No Matching Applications Found"):

  96.             soup = BeautifulSoup.BeautifulSoup(contents)

  97. 

  98.             # Get the links to later pages of results.

  99.             later_pages = soup.findAll("a", {"href": re.compile("WPHAPPSEARCHRES\.displayResultsURL.*StartIndex=\d*.*")})

  100. 

  101.             for a in ["initial_search"] + later_pages:

  102.                 if a != "initial_search":

  103.                     url = a['href']

  104. 

  105.                     # Example url

  106. 

  107.                     #http://digitalmaidstone.co.uk/swiftlg/apas/run/WPHAPPSEARCHRES.displayResultsURL?ResultID=244037&StartIndex=11&SortOrder=APNID:asc&DispResultsAs=WPHAPPSEARCHRES&BackURL=<a href=wphappcriteria.display?paSearchKey=147170>Search Criteria</a>

  108. 

  109.                     # urllib2 doesn't like this url, to make it happy, we'll

  110.                     # get rid of the BackURL parameter, which we don't need.

  111. 

  112.                     split_url = urlparse.urlsplit(url)

  113.                     qs = split_url[3]

  114. 

  115.                     # This gets us a dictionary of key to lists of values

  116.                     qsl = cgi.parse_qsl(qs)

  117. 

  118.                     # Get rid of BackURL

  119.                     qsl.pop(-1)

  120. 

  121.                     # I think this is safe, as there are no repeats of parameters

  122.                     new_qs = urllib.urlencode(qsl)

  123. 

  124.                     url = urlparse.urlunsplit(split_url[:3] + (new_qs,) + split_url[4:])

  125. 

  126.                     this_page_url = urlparse.urljoin(self.base_url, url)

  127.                     response = urllib2.urlopen(this_page_url)

  128.                     contents = response.read()

  129.                     soup = BeautifulSoup.BeautifulSoup(contents)

  130. 

  131.                 results_table = self._findResultsTable(soup)#.body.find("table", {"class": "apas_tbl"})

  132. 

  133.                 trs = self._findTRs(results_table)

  134. 

  135.                 for tr in trs:

  136.                     self._current_application = PlanningApplication()

  137. 

  138.                     tds = tr.findAll("td")

  139. 

  140.                     # The first td

  141. 

  142.                     #<td class="apas_tblContent"><a href="WPHAPPDETAIL.DisplayUrl?theApnID=07/1884&amp;backURL=&lt;a href=wphappcriteria.display?paSearchKey=147125&gt;Search Criteria&lt;/a&gt; &gt; &lt;a href='wphappsearchres.displayResultsURL?ResultID=243950%26StartIndex=1%26SortOrder=APNID:asc%26DispResultsAs=WPHAPPSEARCHRES%26BackURL=&lt;a href=wphappcriteria.display?paSearchKey=147125&gt;Search Criteria&lt;/a&gt;'&gt;Search Results&lt;/a&gt;"></a><a href="wphappcriteria.display?paSearchKey=147125">Search Criteria</a> > <a href="wphappsearchres.displayResultsURL?ResultID=243950%26StartIndex=1%26SortOrder=APNID:asc%26DispResultsAs=WPHAPPSEARCHRES%26BackURL=&lt;a href=wphappcriteria.display?paSearchKey=147125&gt;Search Criteria&lt;/a&gt;"></a><a href="wphappcriteria.display?paSearchKey=147125">Search Criteria</a>'>Search Results">07/1884</td>

  143. 

  144.                     # The html here is a bit of a mess, and doesn't all get into

  145.                     # the soup.

  146.                     # We can get the reference from the first <a href> in td 0.

  147.                     first_link = tds[0].a['href']

  148. 

  149.                     app_id = cgi.parse_qs(urlparse.urlsplit(first_link)[3])['theApnID'][0]

  150. 

  151.                     self._current_application.date_received = search_date

  152.                     self._current_application.council_reference = app_id

  153.                     self._current_application.info_url = self.info_url %(app_id)

  154.                     self._current_application.comment_url = self.comment_url %(app_id)

  155.                     self._current_application.description = tds[1].string.strip()

  156. 

  157.                     # the second td

  158. 

  159.                     #<td class="apas_tblContent"><input type="HIDDEN" name="ORDERCOUNTER.PAHEADER.PACIS2.1-1." value="1" class="input-box" size="7" />

  160.                     #LAND ADJ. BRAMBLING, HAWKENBURY ROAD, HAWKENBURY, TN120EA

  161.                     #</td>

  162. 

  163.                     address = ' '.join([x for x in tds[2].contents if isinstance(x, BeautifulSoup.NavigableString)]).strip()

  164. 

  165.                     self._current_application.address = address

  166.                     self._current_application.postcode = getPostcodeFromText(address)

  167. 

  168.                     self._results.addApplication(self._current_application)

  169. 

  170.         return self._results

  171. 

  172.     def getResults(self, day, month, year):

  173.         return self.getResultsByDayMonthYear(int(day), int(month), int(year)).displayXML()

  174. 

  175. class EastHertsParser(SwiftLGParser):

  176.     def _findResultsTable(self, soup):

  177.         return soup.findAll("table")[3]

  178. 

  179. class GwyneddParser(SwiftLGParser):

  180.     def _findResultsTable(self, soup):

  181.         return soup.find("table", {"class": "thinBox"})

  182. 

  183. class IslingtonParser(SwiftLGParser):

  184.     def _findResultsTable(self, soup):

  185.         return soup.table.table

  186. 

  187. class MacclesfieldParser(SwiftLGParser):

  188.     def _findResultsTable(self, soup):

  189.         return soup.findAll("table")[6]

  190. 

  191. class MoleValleyParser(SwiftLGParser):

  192.     def _findResultsTable(self, soup):

  193. #        import pdb;pdb.set_trace()

  194.         return soup.findAll("table")[2]

  195. 

  196. class SloughParser(SwiftLGParser):

  197.     def _findResultsTable(self, soup):

  198.         return soup.findAll("table")[1]

  199. 

  200.     def _findTRs(self, results_table):

  201.         return results_table.findAll("tr")[2:]

  202. 

  203. class CannockChaseParser(SwiftLGParser):

  204.     def _fixHTML(self, html):

  205.         return html.replace('</tr class="tablebody">', '</tr>')

  206. 

  207. if __name__ == '__main__':

  208. #    parser = SwiftLGParser("Boston Borough Council", "Boston", "http://195.224.121.199/swiftlg/apas/run/")

  209. #    parser = SwiftLGParser("Dudley", "Dudley", "http://www2.dudley.gov.uk/swiftlg/apas/run/")

  210. #    parser = EastHertsParser("East Hertfordshire", "East Herts", "http://e-services.eastherts.gov.uk/swiftlg/apas/run/")

  211. #    parser = GwyneddParser("Gwynedd", "Gwynedd", "http://www.gwynedd.gov.uk/swiftlg/apas/run/")

  212. #    parser = IslingtonParser("Islington", "Islington", "https://www.islington.gov.uk/onlineplanning/apas/run/")

  213. #    parser = SwiftLGParser("Lake District", "Lake District", "http://www.lake-district.gov.uk/swiftlg/apas/run/")

  214. #    parser = SwiftLGParser("Maidstone Borough Council", "Maidstone", "http://digitalmaidstone.co.uk/swiftlg/apas/run/")

  215. #    parser = MoleValleyParser("Mole Valley", "Mole Valley", "http://www.molevalley.gov.uk/swiftlg/apas/run/")

  216. #    parser = SwiftLGParser("Pembrokeshire County Council", "Pembrokeshire", "http://planning.pembrokeshire.gov.uk/swiftlg/apas/run/")

  217. #    parser = SwiftLGParser("Rochdale Metropolitan Borough Council", "Rochdale", "http://www.rochdale.gov.uk/swiftlg/apas/run/")

  218. #    parser = SloughParser("Slough", "Slough", "http://www2.slough.gov.uk/swiftlg/apas/run/")

  219. #    parser = SwiftLGParser("Snowdonia National Park", "Snowdonia", "http://www.snowdonia-npa.gov.uk/swiftlg/apas/run/")

  220. #    parser = SwiftLGParser("St Edmundsbury", "Bury St Edmunds", "http://www.stedmundsbury.gov.uk/swiftlg/apas/run/")

  221. #    parser = MacclesfieldParser("Macclesfield", "Macclesfield", "http://www.planportal.macclesfield.gov.uk/swiftlg/apas/run/")

  222. #    parser = SwiftLGParser("Daventry District Council", "Daventry", "http://62.231.149.150/swiftlg/apas/run/wphappcriteria.display")

  223. #    parser = SwiftLGParser("Warrington Borough Council", "Warrington", "http://212.248.237.123:8080/swiftlg/apas/run/wphappcriteria.display")

  224.     parser = CannockChaseParser("Cannock Chase District Council", "Cannock Chase", "http://planning.cannockchasedc.com/swiftlg/apas/run/wphappcriteria.display")

  225. #    parser = SwiftLGParser("London Borough of Enfield", "Enfield", "http://forms.enfield.gov.uk/swiftlg/apas/run/wphappcriteria.display")

  226.     print parser.getResults(12,6,2009)

  227. 

  228. 

  229. # To Do:

  230. 

  231. #1) Check out comment url on Maidstone

  232. 

  233. #2) Daventry, when it is back up.

  234. 

  235. #3) Work out what goes wrong with Gwynedd on 06/11/2007