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car_trade.py
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car_trade.py
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from juicer.utils import *
import re
import time
class Car_Trade(JuicerSpider):
name = "car_trade"
start_urls = "http://www.cartrade.com/reviews?nav_cat=footer&nav_query=reviews"
def __init__(self, *args, **kwargs):
JuicerSpider.__init__(self, *args, **kwargs)
self.cutoff_dt = None
self.latest_dt = None
if kwargs.get("LASTRUN"):
self.latest_dt = get_datetime(float(kwargs.get("LASTRUN")))
self.flag = False
def parse(self, response):
hdoc = HTML(response)
raw_date_time = textify(hdoc.select("//div[@class='borderdBox popcarComp']/div[last()-2]//span[@class='rdate']/time/@datetime"))
posted_dt = parse_date(raw_date_time)
if posted_dt > self.latest_dt:
urls = hdoc.select_urls("//a[@class='redd']/@href")
for url in urls:
yield Request(url, self.parse_terminal, response)
next_page_url = textify(hdoc.select("//a[contains(text(),'Next')]/@href"))
yield Request(next_page_url, self.parse, response)
else:
urls = hdoc.select_urls("//a[@class='redd']/@href")
for url in urls:
yield Request(url, self.parse_terminal, response)
def parse_terminal(self, response):
hdoc = HTML(response)
review_title = textify(hdoc.select("//div[@class='span16']/h2/text()"))
author_name_and_posted_date = textify(hdoc.select("//div[@class='borderdBox firstImpTopBox']/div/div[1]/text()"))
an_pd = re.findall('by[ ](.*)[ ]on[ ](.*)',author_name_and_posted_date)
review_description = textify(hdoc.select("//div[@class='borderdBox fstImprCnt']/table/tr[2]/td/div/text()"))
if an_pd == []:
review_title = textify(hdoc.select("//div[@class='review_tab_inner']//span/text()"))
expert_author_name = textify(hdoc.select("//span[@itemtype='http://schema.org/Review']/em/text()"))
posted_date = textify(hdoc.select("//span[@itemtype='http://schema.org/Review']/strong/text()"))
review_description = textify(hdoc.select("//div[@class='review_tab_inner']//p/text()"))
print "\n\n", review_title
print expert_author_name, "(Expert Review)"
print posted_date
print review_description, "\n\n"
else:
author_name = an_pd[0][0]
posted_date = an_pd[0][1]
car_name = re.findall('.*/(.*)-user', response.url)[0]
print "\n\n", review_title, "(", car_name, ")"
print author_name
print posted_date
print review_description, "\n\n"