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sanFrancisco_2.py
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sanFrancisco_2.py
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#!/usr/bin/env python
import urllib2
import sys
import json
from bs4 import BeautifulSoup, NavigableString
import re
import csv
import datetime
import os
duplicates = []
latestDictionary = {}
import time
basecity = "sanfrancisco"
baseURL1 = ".menupages.com/restaurants/"
baseURL2 = "/all-neighborhoods/all-cuisines/"
neighborhoods = ["downtown-waterfront", "soma-mission", "marina-heights", "richmond", "haight-castro-noe-valley", "sunset"]
#neighborhoods = ["downtown-north-end","back-bay-beacon-hill-south-end","fenway-symphony-jamaica-plain","brookline-brighton-allston"]
def download_craigslist(page_count = 1, limit = 5):
data = []
duplicateCount = 0
uniqueCount = 0
page_count = 48
for i in range(page_count):
#for neightborhoods
#link = 'http://'+basecity+baseURL1+baseURL2 + str(i+1)
#for larger areas
link = 'http://'+basecity+baseURL1 +city+baseURL2 + str(i+1)
print link
soup = BeautifulSoup(urllib2.urlopen(link).read())
#x = soup.body.article.section.div
x = soup.find("div",{"id":"searchresults"})
#print x
title = []
time = []
art = []
for tag in x.find_all('a',{"class":"link"}):
linkOnly = str(tag).split("\"")[3]
#print tag.split("\"")[1]
k=0
art.append(linkOnly)
#link = tag.find_all('a')
#print link
# art.append(ah['href'])
#print art
for l in art:
data = []
url = "http://"+basecity+".menupages.com"+l+"menu"
#print url
sidesoup = BeautifulSoup(urllib2.urlopen(url).read())
menu = sidesoup.find("div",{"id":"restaurant-menu"})
table_body = menu.find_all('tbody')
rows = menu.find_all('tr')
latlng = sidesoup.find("a",{"title":"open Google Maps in a new window"})
#print address
latlngIndex = str(latlng).find("markers")
#print addressIndex
coordinates = str(latlng)[latlngIndex:latlngIndex+30]
coordinates = coordinates.split("=")[1]
coordinates = coordinates.split("&")[0]
#print coordinates
zipcode = sidesoup.find("span",{"class":"addr street-address"})
zipcode = re.sub("<.*?>", " ", str(zipcode).lower())
address = sidesoup.find("span",{"class":"postal-code"})
address = re.sub("<.*?>", " ", str(address).lower())
restType = sidesoup.find("title")
restType = re.sub("<.*?>", " ", str(restType).lower())
#print restType
restType = str(restType).split("menupages")[1]
restType = restType.split("search")[0]
print restType
#print zipcode, address
for row in rows:
#print row
test = re.sub("<.*?>", " ", str(row).lower())
test = re.sub("-", "", test)
test = re.sub(r"[\xc2\xa0\xe2\x80\x99]","",test)
test = re.sub('\d\d\W\d\d','',test)
test = re.sub('\d\W\d\d','',test)
test = re.sub('\W\d\d','',test)
test = test.strip()
#prices = re.search('\d\W\d\d', test)
#print prices
##prices = re.sub(".", " ", prices)
test = re.sub("&","", test)
test = re.sub(","," ", test)
test = re.sub(":","", test)
test = re.sub("-","", test)
test = re.sub("\*","", test)
test = re.sub("\.","", test)
test =" ".join(test.split())
#print test
restaurantName = str(l).split("/")[2]
#data.append(test+" "+restaurantName)
#cleanMenu = [str(l),data]
#print test+" "+restaurantName
spamwriter.writerow([test,restaurantName,coordinates,address,zipcode,[restType]])
#print [test,restaurantName,coordinates]
print restaurantName
#cities = ["brookline-brighton-allston","downtown-north-end", "fenway-symphony-jamaica-plain","back-bay-beacon-hill-south-end"]
#neighborhoods = ["cambridgeport","harvard-square","east-cambridge","central-sq-inman-sq","porter-sq-fresh-pond"]
if __name__ == "__main__":
if len(sys.argv) >= 2 and sys.argv[1] == "crawl":
if len(sys.argv) <= 2:
page_count = 1
else:
page_count = sys.argv[2]
if len(sys.argv) <= 3:
limit = 5
else:
limit = sys.argv[3]
print "Crawling Craigslist"
print "Page Count: " + str(page_count)
print "Limit: " + str(limit)
#print json.dumps(download_craigslist(int(page_count), int(limit)))
# json.dump(json.dumps(download_craigslist(int(page_count), int(limit))), outfile)
for i in range(len(neighborhoods)):
time.sleep(10)
city = neighborhoods[i]
print city
outputfile = open(basecity+"_menus_address.csv","wb")
spamwriter = csv.writer(outputfile)
#spamwriter.writerow(["url","menu"])
while True:
try:
download_craigslist(int(page_count), int(limit))
sys.exit(0)
except Exception, e:
i+=1
print e
break
elif len(sys.argv) >= 2 and sys.argv[1] == "serve":
print "Server not implemented yet."
else:
print """
Usage crawler:
python craigslist.py crawl <page_count> <limit>
Usage server:
python craigslist.py serve
"""