def __init__(self, _id, content=None, **kwargs):
self._id = str(_id)
self.paper = Paper()
page_data = col_paper.find_one({"url_id": self._id})
if page_data:
# 数据库中已经存在，直接返回
return
if content is None:
self.content = Downloader(host + self._id)()
if self.content:
self.valid = True
else:
logger.error("当前网页为空，无法进行解析\turl_id:" + self._id)
self.valid = False
return
else:
self.valid = True
self.content = content
self.selector = etree.HTML(self.content)
self.paper.url_id = self._id
def get_paper(self, paper_url=None, paper_id=None):
"""
Load paper details for the paper given by detail page URL
or numeric ID
"""
paper_url = ('%svo020.asp?VOLFDNR=%s' %
(self.config['scraper']['base_url'], paper_id))
logging.info("Getting paper %d from %s", paper_id, paper_url)
# Stupid re-try concept because AllRis sometimes misses
# start < at tags at first request.
try_counter = 0
while True:
try:
response = self.get_url(paper_url)
if not response:
return
if "noauth" in response.url:
logging.warn("Paper %s in %s seems to private", paper_id,
paper_url)
return
text = response.text
doc = html.fromstring(text)
data = {}
# Beratungsfolge-Table checken
# lets hope we always have this table
table = self.table_css(doc)[0]
self.consultation_list_start = False
last_headline = ''
for line in table:
if line.tag == 'tr':
headline = line[0].text
elif line.tag == 'td':
headline = line.text
else:
logging.error("ERROR: Serious error in data table. "
"Unable to parse.")
if headline:
headline = headline.split(":")[0].lower()
if headline[-1] == ":":
headline = headline[:-1]
if headline == "betreff":
value = line[1].text_content().strip()
# There is some html comment with a script
# tag in front of the text which we remove.
value = value.split("-->")[1]
# remove all multiple spaces from the string
data[headline] = " ".join(value.split())
elif headline in [
'verfasser', u'federführend', 'drucksache-art'
]:
data[headline] = line[1].text.strip()
elif headline in ['status']:
data[headline] = line[1].text.strip()
# related papers
if len(line) > 2:
if len(line[3]):
# Gets originalId. is there something
# else at this position? (will break)
paper_id = line[3][0][0][1][0].get(
'href').split('=')[1].split('&')[0]
data['relatedPaper'] = [
Paper(originalId=paper_id)
]
# Lot's of scraping just because of the date (?)
elif headline == "beratungsfolge":
# The actual list will be in the next row
# inside a table, so we only set a marker.
self.consultation_list_start = True
elif self.consultation_list_start:
elem = line[0][0]
# The first line is pixel images, so skip
# it, then we need to jump in steps of two.
amount = (len(elem) - 1) / 2
consultations = []
date_list = []
i = 0
item = None
for elem_line in elem:
if i == 0:
i += 1
continue
"""
Here we need to parse the actual list which can have different forms. A complex example
can be found at http://ratsinfo.aachen.de/bi/vo020.asp?VOLFDNR=10822
The first line is some sort of headline with the committee in question and the type of consultation.
After that 0-n lines of detailed information of meetings with a date, transscript and decision.
The first line has 3 columns (thanks to colspan) and the others have 7.
Here we make every meeting a separate entry, we can group them together later again if we want to.
"""
# now we need to parse the actual list
# those lists
new_consultation = Consultation()
new_consultation.status = \
elem_line[0].attrib['title'].lower()
if len(elem_line) == 3:
# The order is "color/status", name of
# committee / link to TOP, more info we
# define a head dict here which can be
# shared for the other lines once we find
# another head line we will create a new
# one here.
new_consultation.role = \
elem_line[2].text.strip()
# Name of committee, e.g.
# "Finanzausschuss", unfort. without id
#'committee' : elem_line[1].text.strip(),
# For some obscure reasons sometimes action
# is missing.
elif len(elem_line) == 2:
# The order is "color/status", name of
# committee / link to TOP, more info.
status = \
elem_line[0].attrib['title'].lower()
# We define a head dict here which can be
# shared for the other lines once we find
# another head line we will create a new
# one here.
# name of committee, e.g.
# "Finanzausschuss", unfort. without id
#'committee' : elem_line[1].text.strip(),
elif len(elem_line) == 7:
try:
# This is about line 2 with lots of
# more stuff to process.
# Date can be text or a link with that
# text.
# We have a link (and ignore it).
if len(elem_line[1]) == 1:
date_text = elem_line[1][0].text
else:
date_text = elem_line[1].text
date_list.append(
datetime.datetime.strptime(
date_text.strip(), "%d.%m.%Y"))
if len(elem_line[2]):
# Form with silfdnr and toplfdnr
# but only in link (action=
# "to010.asp?topSelected=57023")
form = elem_line[2][0]
meeting_id = form[0].attrib[
'value']
new_consultation.meeting = [
Meeting(originalId=meeting_id)
]
# Full name of meeting, e.g.
# "A/31/WP.16 öffentliche/
# nichtöffentliche Sitzung des
# Finanzausschusses"
#item['meeting'] = \
# elem_line[3][0].text.strip()
else:
# No link to TOP. Should not be
# possible but happens.
# (TODO: Bugreport?)
# Here we have no link but the text
# is in the TD directly - will be
# scaped as meeting.
#item['meeting'] = \
# elem_line[3].text.strip()
logging.warn(
"AgendaItem in consultation "
"list on the web page does not "
"contain a link to the actual "
"meeting at paper %s",
paper_url)
toplfdnr = None
if len(elem_line[6]) > 0:
form = elem_line[6][0]
toplfdnr = form[0].attrib['value']
if toplfdnr:
new_consultation.originalId = \
"%s-%s" % (toplfdnr,
paper_id)
# actually the id of the transcript
new_consultation.agendaItem = \
AgendaItem(
originalId=toplfdnr)
# e.g. "ungeändert beschlossen"
new_consultation.agendaItem.result \
= elem_line[4].text.strip()
consultations.append(
new_consultation)
else:
logging.error(
"missing agendaItem ID in "
"consultation list at %s",
paper_url)
except (IndexError, KeyError):
logging.error(
"ERROR: Serious error in "
"consultation list. Unable to "
"parse.")
logging.error(
"Serious error in consultation "
"list. Unable to parse.")
return []
i += 1
# Theory: we don't need this at all, because it's
# scraped at meeting.
#data['consultations'] = consultations
# set the marker to False again as we have read it
self.consultation_list_start = False
last_headline = headline
# We simply ignore the rest (there might not be much more
# actually).
# The actual text comes after the table in a div but it's not
# valid XML or HTML this using regex.
data['docs'] = self.body_re.findall(response.text)
first_date = False
for single_date in date_list:
if first_date:
if single_date < first_date:
first_date = single_date
else:
first_date = single_date
paper = Paper(originalId=paper_id)
paper.originalUrl = paper_url
paper.name = data['betreff']
paper.description = data['docs']
if 'drucksache-art' in data:
paper.paperType = data['drucksache-art']
if first_date:
paper.publishedDate = first_date.strftime("%d.%m.%Y")
# see theory above
#if 'consultations' in data:
# paper.consultation = data['consultations']
paper.auxiliaryFile = []
# get the attachments step 1 (Drucksache)
file_1 = self.attachment_1_css(doc)
if len(file_1):
if file_1[0].value:
href = ('%sdo027.asp' %
self.config['scraper']['base_url'])
original_id = file_1[0].value
name = 'Drucksache'
main_file = File(originalId=original_id, name=name)
main_file = self.get_file(main_file, href, True)
paper.mainFile = main_file
# get the attachments step 2 (additional attachments)
files = self.attachments_css(doc)
if len(files) > 0:
if len(files[0]) > 1:
if files[0][1][0].text.strip() == "Anlagen:":
for tr in files[0][2:]:
link = tr[0][0]
href = ("%s%s" %
(self.config['scraper']['base_url'],
link.attrib["href"]))
name = link.text
path_tokens = link.attrib["href"].split('/')
original_id = "%d-%d" % (int(
path_tokens[4]), int(path_tokens[6]))
aux_file = File(originalId=original_id,
name=name)
aux_file = self.get_file(aux_file, href)
paper.auxiliaryFile.append(aux_file)
print paper.auxiliaryFile
if not len(paper.auxiliaryFile):
del paper.auxiliaryFile
oid = self.db.save_paper(paper)
return
except (KeyError, IndexError):
if try_counter < 3:
logging.info("Try again: Getting paper %d from %s",
paper_id, paper_url)
try_counter += 1
else:
logging.error("Failed getting paper %d from %s", paper_id,
paper_url)
return
def get_meeting(self, meeting_url=None, meeting_id=None):
""" Load meeting details (e.g. agendaitems) for the given detail page
URL or numeric ID
"""
meeting_url = ("%sto010.asp?selfaction=ws&template=xyz&SILFDNR=%s" %
(self.config['scraper']['base_url'], meeting_id))
logging.info("Getting meeting %d from %s", meeting_id, meeting_url)
r = self.get_url(meeting_url)
if not r:
return
# If r.history has an item we have a problem
if len(r.history):
if r.history[0].status_code == 302:
logging.info("Meeting %d from %s seems to be private",
meeting_id, meeting_id)
else:
logging.error(
"Strange redirect %d from %s with status code %s",
meeting_id, meeting_url, r.history[0].status_code)
return
h = HTMLParser.HTMLParser()
xml = str(r.text.encode('ascii', 'xmlcharrefreplace'))
parser = etree.XMLParser(recover=True)
root = etree.fromstring(xml, parser=parser)
meeting = Meeting(originalId=meeting_id)
# special area
special = {}
for item in root[0].iterchildren():
special[item.tag] = item.text
# Woher kriegen wir das Datum? Nur über die Übersicht?
#if 'sisb' in special:
#if 'sise' in special:
if 'saname' in special:
meeting.type = special['saname']
# head area
head = {}
for item in root[1].iterchildren():
if item.text:
head[item.tag] = h.unescape(item.text)
else:
head[item.text] = ''
if 'sitext' in head:
meeting.name = head['sitext']
if 'raname' in head:
meeting.room = head['raname']
if 'raort' in head:
meeting.address = head['raort']
agendaitems = []
for item in root[2].iterchildren():
elem = {}
for e in item.iterchildren():
elem[e.tag] = e.text
section = [elem['tofnum'], elem['tofunum'], elem['tofuunum']]
section = [x for x in section if x != "0"]
elem['section'] = ".".join(section)
agendaitem = AgendaItem()
agendaitem.originalId = int(elem['tolfdnr'])
agendaitem.public = (elem['toostLang'] == u'öffentlich')
#agendaitem.name = elem['totext1']
# get agenda detail page
# TODO: Own Queue
time.sleep(self.config['scraper']['wait_time'])
agendaitem_url = (
'%sto020.asp?selfaction=ws&template=xyz&TOLFDNR=%s' %
(self.config['scraper']['base_url'], agendaitem.originalId))
logging.info("Getting agendaitem %d from %s",
agendaitem.originalId, agendaitem_url)
agendaitem_r = self.get_url(agendaitem_url)
if not agendaitem_r:
return
if len(agendaitem_r.history):
logging.info("Agenda item %d from %s seems to be private",
meeting_id, meeting_url)
else:
agendaitem_xml = agendaitem_r.text.encode(
'ascii', 'xmlcharrefreplace')
# TODO: mixup of agendaitem_parser / parser below?
agendaitem_parser = etree.XMLParser(recover=True)
agendaitem_root = etree.fromstring(agendaitem_xml,
parser=parser)
add_agenda_item = {}
for add_item in agendaitem_root[0].iterchildren():
if add_item.tag == "rtfWP" and len(add_item) > 0:
try:
agendaitem.resolution_text = h.unescape(
etree.tostring(add_item[0][1][0]))
except:
logging.warn(
"Unable to parse resolution text at "
"%s", agendaitem_url)
else:
if add_item.text:
add_agenda_item[add_item.tag] = h.unescape(
add_item.text)
if 'toptext' in add_agenda_item:
agendaitem.name = add_agenda_item['toptext']
# there are papers with id = 0. we don't need them.
if int(elem['volfdnr']):
consult_id = (unicode(agendaitem.originalId) +
unicode(int(elem['volfdnr'])))
consultation = Consultation(originalId=consult_id)
paper_id = int(elem['volfdnr'])
if 'voname' in add_agenda_item:
consultation.paper = Paper(
originalId=paper_id,
name=add_agenda_item['voname'])
else:
consultation.paper = Paper(originalId=paper_id)
agendaitem.consultation = [consultation]
if 'vobetr' in add_agenda_item:
if add_agenda_item['vobetr'] != agendaitem.name:
logging.warn(
"different values for name: %s and %s",
agendaitem.name, add_agenda_item['vobetr'])
if hasattr(self, 'paper_queue'):
self.paper_queue.add(int(elem['volfdnr']))
if 'totyp' in add_agenda_item:
agendaitem.result = add_agenda_item['totyp']
agendaitems.append(agendaitem)
meeting.agendaItem = agendaitems
oid = self.db.save_meeting(meeting)
logging.info("Meeting %d stored with _id %s", meeting_id, oid)
