forked from vivekdurai/judis-re
/
loksabha.py
227 lines (192 loc) · 8.35 KB
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loksabha.py
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import os
import re
import urllib
import datetime
import supremecourt
import utils
class LokSabhaUrl:
def __init__(self):
baseurl = 'http://164.100.47.132/LssNew/psearch/'
date2num = {\
(datetime.date(1998, 03, 23), \
datetime.date(1999, 04, 24)): 12, \
(datetime.date(1999, 10, 20), \
datetime.date(2004, 02, 05)): 13, \
(datetime.date(2004, 06, 02), \
datetime.date(2009, 02, 26)): 14, \
(datetime.date(2009, 06, 01), \
datetime.date(2014, 06, 01)): 15, \
}
num2webform = { 12: 'DebateAdvSearch12.aspx', \
13: 'DebateAdvSearch13.aspx', \
14: 'DebateAdvSearch14.aspx', \
15: 'DebateAdvSearch15.aspx', \
}
num2dateqry = { 12: 'DebateAdvSearch12.aspx', \
13: 'DebateAdvSearch13.aspx', \
14: 'DebateAdvSearch14.aspx', \
15: 'DebateAdvSearch15.aspx', \
}
self.webformUrls = {}
for k in date2num.keys():
self.webformUrls[k] = urllib.basejoin(baseurl, \
num2webform[date2num[k]])
self.dateqryUrls = {}
for k in date2num.keys():
self.dateqryUrls[k] = urllib.basejoin(baseurl, \
num2dateqry[date2num[k]])
def get_webform_url(self, dateobj):
return self.get_url(self.webformUrls, dateobj)
def get_dateqry_url(self, dateobj):
return self.get_url(self.dateqryUrls, dateobj)
def get_url(self, urls, dateobj):
for k in urls.keys():
if k[0] <= dateobj and dateobj <= k[1]:
return urls[k]
return None
class LokSabha(supremecourt.SupremeCourt):
def __init__(self, name, rawdir, metadir, statsdir, updateMeta = False):
supremecourt.SupremeCourt.__init__(self, name, rawdir, \
metadir, statsdir, updateMeta)
self.urlobj = LokSabhaUrl()
self.statevalNames = ['__VIEWSTATE', '__EVENTVALIDATION']
patterndict = {'title': 'Title', 'debatetype': 'Type', \
'participants': 'Participants'}
self.reobjs = {}
for k in patterndict.keys():
self.reobjs[k] = re.compile(patterndict[k])
def date_postdata(self, dateobj):
currentDate = utils.dateobj_to_str(dateobj, '-')
postdata = [('__EVENTTARGET', ''), ('__EVENTARGUMENT', '')]
postdata.extend(self.state_data())
otherdata = [\
('ctl00$ContPlaceHolderMain$TextBox1', ''), \
('ctl00$ContPlaceHolderMain$search1', 'search'), \
('ctl00$ContPlaceHolderMain$btn', 'allwordbtn'), \
('ctl00$ContPlaceHolderMain$btn1', 'textbtn'), \
('ctl00$ContPlaceHolderMain$ddlmember','--- Select Member Name ---'),\
('ctl00$ContPlaceHolderMain$ddldebtype','--- Select Debate Type ---'),\
('ctl00$ContPlaceHolderMain$ddlsession', '--- Select Session ---'), \
]
postdata.extend(otherdata)
postdata.append(('ctl00$ContPlaceHolderMain$ddldatefrom', currentDate))
postdata.append(('ctl00$ContPlaceHolderMain$ddldateto', currentDate))
return postdata
def download_oneday(self, relpath, dateobj):
self.logger.info(u'Date %s' % dateobj)
dateqryUrl = self.urlobj.get_dateqry_url(dateobj)
if not dateqryUrl:
self.logger.warning(u'No url for date %s' % dateobj)
return []
self.stateval = self.get_stateval(dateqryUrl)
if not self.stateval:
self.logger.error(u'No stateval for date %s' % dateobj)
postdata = self.date_postdata(dateobj)
webpage = self.download_webpage(postdata, dateqryUrl)
newdls = self.datequery_result(dateqryUrl, webpage, relpath, dateobj, 1)
if not newdls:
self.logger.info(u'No downloads for date %s' % dateobj)
return newdls
def get_next_page(self, d, dateqryUrl, currentpage):
nextpage = None
links = d.findAll('a')
for link in links:
idattr = link.get('id')
if idattr == 'ctl00_ContPlaceHolderMain_cmdNext':
postdata = [\
('__EVENTTARGET', 'ctl00$ContPlaceHolderMain$cmdNext'), \
('__EVENTARGUMENT', '') \
]
postdata.extend(self.state_data())
postdata.append(('ctl00$ContPlaceHolderMain$txtpage', \
'%d' % currentpage))
nextpage = self.download_webpage(postdata, dateqryUrl)
return nextpage
def datequery_result(self, dateqryUrl, webpage, relpath, \
dateobj, currentpage):
newdls = []
d = utils.parse_webpage(webpage)
if not d:
self.logger.error(u'Could not parse html of the result page for date %s' % dateobj)
return newdls
stateval = self.extract_state(d)
if stateval != None and stateval != self.stateval:
self.stateval = stateval
self.logger.info(u'stateval changed')
docs = self.extract_docs(d)
for doc in docs:
if doc.has_key('href'):
href = doc['href']
reobj = re.search('\d+$', href)
if reobj:
filename = href[reobj.start():reobj.end()]
dlurl = urllib.basejoin(dateqryUrl, href)
rel = os.path.join (relpath, filename)
success = self.download_debate(rel, dlurl, doc, dateobj)
if success:
newdls.append(rel)
nextpage = self.get_next_page(d, dateqryUrl, currentpage)
if nextpage:
newdls.extend(self.datequery_result(dateqryUrl, nextpage, relpath, \
dateobj, currentpage + 1))
return newdls
def download_debate(self, rel, dlurl, doc, dateobj):
rawpath = os.path.join (self.rawdir, rel)
metapath = os.path.join (self.metadir, rel)
if os.path.exists(rawpath):
return True
else:
webpage = self.download_url(dlurl)
if webpage:
utils.save_file(rawpath, webpage)
self.logger.info(u'Saved %s' % rawpath)
if os.path.exists(rawpath) and (self.updateMeta or not os.path.exists(metapath)):
self.save_meta_tags(metapath, doc, dateobj)
return True
else:
self.logger.warning(u'Could not download ' + dlurl)
return False
def extract_docs(self, d):
docs = []
divs = d.findAll('div')
for div in divs:
idvalue = div.get('id')
if idvalue == 'ctl00_ContPlaceHolderMain_Panel2':
tables = div.findAll('table')
for table in tables:
doc = self.get_debate_info(table)
docs.append(doc)
return docs
def get_headline_type(self, headline):
for k in self.reobjs.keys():
if self.reobjs[k].search(headline):
return k
return None
def get_link(self, td):
href = None
link = td.find('a')
if link:
href = link.get('href')
return href
def get_debate_info(self, table):
info = {}
trs = table.findAll('tr')
for tr in trs:
tds = tr.findAll('td')
if len(tds) == 2:
hl = utils.get_tag_contents(tds[0])
value = utils.get_tag_contents(tds[1])
hltype = self.get_headline_type(hl)
if hltype:
info[hltype] = value
if hltype == 'title':
href = self.get_link(tds[1])
if href:
info['href'] = href
return info
def save_meta_tags(self, metapath, debatedict, dateobj):
tagdict = {'date': utils.date_to_xml(dateobj)}
for k in debatedict.keys():
if k not in ['href']:
tagdict[k] = debatedict[k]
utils.print_tag_file(metapath, tagdict)