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fara.py
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fara.py
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import datetime
import re
import sys
import time
import urllib
import urllib2
import string
import argparse
import os
import codecs
from bs4 import BeautifulSoup
from PyPDF2 import PdfFileReader
documents = []
fara_url = 'https://efile.fara.gov/pls/apex/wwv_flow.accept'
def scrape():
if __name__ == '__main__':
parser = argparse.ArgumentParser(description="Scrape data from FARA portal")
parser.add_argument('date_range', type=str, nargs='*',
help='A positional argument for dates. This is a range of dates. \
Date ranges should be given as start date then end \
date YYYY-MM-DD:YYYY-MM-DD. By default it will parse the last 25 days')
parser.add_argument('-od', '--outdir', dest='outdir', action='store',
help='An output directory for the parsed content')
args = parser.parse_args()
if args.outdir:
outdir = args.outdir
else:
this_filename = os.path.abspath(__file__)
this_parent_dir = os.path.dirname(this_filename)
outdir = os.path.join(this_parent_dir, "output")
if not os.path.exists(outdir):
os.mkdir(outdir)
if args.date_range:
dates = args.date_range[0].split(':')
start_date = datetime.datetime.strptime(dates[0], "%Y-%m-%d")
end_date = datetime.datetime.strptime(dates[1], "%Y-%m-%d")
else:
start_date = datetime.date.today() - datetime.timedelta(days=25)
end_date = datetime.date.today()
url = 'https://efile.fara.gov/pls/apex/f?p=125:10:::NO::P10_DOCTYPE:ALL'
search_html = urllib2.urlopen(url).read()
search_page = BeautifulSoup(search_html)
form = search_page.find("form", {"id":"wwvFlowForm"})
data = []
for input in form.findAll('input'):
if input.has_attr('name'):
if input['name'] not in ('p_t01', 'p_t02', 'p_t06', 'p_t07', 'p_request'):
data.append((input['name'], input['value']))
data += [('p_t01', 'ALL'),
('p_t02', 'ALL'),
('p_t06', start_date.strftime('%m/%d/%Y')),
('p_t07', end_date.strftime('%m/%d/%Y')),
('p_request', 'SEARCH'),
]
url = 'https://efile.fara.gov/pls/apex/wwv_flow.accept'
req = urllib2.Request(url, data=urllib.urlencode(data))
page = urllib2.urlopen(req).read()
page = BeautifulSoup(page)
parse_and_save(page, outdir)
next_url_realitive = page.find("a", {"class":"t14pagination"})
while next_url_realitive != None:
url_end = next_url_realitive['href']
next_url = 'https://efile.fara.gov/pls/apex/' + url_end
req = urllib2.Request(next_url)
page = urllib2.urlopen(req).read()
page = BeautifulSoup(page)
parse_and_save(page, outdir)
next_url_realitive = page.find("a", {"class":"t14pagination"})
def save_text(url, url_info, outdir):
print "making file for %s" %(url)
file_name = str(url[25:-4]) + ".txt"
# set up paths
metadata_path = os.path.join(outdir, "metadata")
if not os.path.exists(metadata_path):
os.mkdir(metadata_path)
metadata_file_name = os.path.join(outdir, "metadata", file_name)
document_path = os.path.join(outdir, "documents")
if not os.path.exists(document_path):
os.mkdir(document_path)
doc_file_name = os.path.join(document_path, file_name)
# create metadata
if not os.path.isfile(metadata_file_name):
doc_file = open(metadata_file_name, 'w')
doc_file.write(str(url_info))
doc_file.close()
# download pdf and make text file
if not os.path.isfile(doc_file_name):
doc_file = open(doc_file_name, 'w')
print "download %s" % (doc_file_name)
pdf = urllib2.urlopen(url)
localFile = open("temp.pdf", 'w')
localFile = localFile.write(pdf.read())
tempDoc = file("temp.pdf", "rb")
pdf_file = PdfFileReader(tempDoc)
pages = pdf_file.getNumPages()
text_file = codecs.open(doc_file_name, encoding='utf-8', mode='wb')
#looping through the pages and putting the contents in to a text document
count = 0
while count < pages:
pg = pdf_file.getPage(count)
pgtxt = pg.extractText()
count = count + 1
text_file.write(pgtxt)
text_file.close()
os.remove("temp.pdf")
else:
print "found %s " % (doc_file_name)
def parse_and_save(page, outdir):
filings = page.find("table", {"class" : "t14Standard"})
new_fara_docs = []
for l in filings.find_all("tr"):
url = l.find('a')['href']
if url[:4] == "http":
stamp_date = l.find('td',{"headers" : "STAMPED/RECEIVEDDATE"})
stamp_date = stamp_date.text
try:
stamp_date_obj = datetime.datetime.strptime(stamp_date, "%m/%d/%Y")
except:
# just in case there is a problem with the form
print "parsing date stamp date from url- %s" %(url)
stamp_date = re.findall(r'\d{8}', url)
stamp_date = stamp_date[0]
stamp_date_obj = datetime.datetime.strptime(stamp_date, "%Y%m%d")
date_string = stamp_date_obj.strftime('%Y-%m-%d')
reg_name = l.find('td',{"headers" : "REGISTRANTNAME"})
reg_name = reg_name.text
reg_id = re.sub('-','', url[25:29])
reg_id = re.sub('S','', reg_id)
reg_id = re.sub('L','', reg_id)
re.findall(r'href="(.*?)"', url)
info = re.findall( r'-(.*?)-', url)
if info[0] == 'Amendment':
doc_type = 'Amendment'
elif info[0] == 'Short':
doc_type = 'Short Form'
elif info[0] == 'Exhibit':
if "AB" in url:
doc_type = 'Exhibit AB'
if "C" in url:
doc_type = 'Exhibit C'
if "D" in url:
doc_type = 'Exhibit D'
elif info[0] == 'Conflict':
doc_type = 'Conflict Provision'
elif info[0] == 'Registration':
doc_type = 'Registration'
elif info[0] == 'Supplemental':
doc_type = 'Supplemental'
else:
message = "Can't identify form-- %s " % (url)
doc_type = 'unknown'
print message
url_info= {'url':url,'reg_name':reg_name, 'reg_id':reg_id, 'doc_type':doc_type, 'stamp_date':date_string}
documents.append(url_info)
save_text(url, url_info, outdir)
scrape()