Commit b3a05891 authored by Renán Sosa Guillen's avatar Renán Sosa Guillen

crawlers

parent 3e1b2011
# -*- coding: utf-8 -*-
# Define here the models for your scraped items
#
# See documentation in:
# http://doc.scrapy.org/en/latest/topics/items.html
import scrapy
class LarazonItem(scrapy.Item):
# define the fields for your item here like:
# name = scrapy.Field()
pass
# -*- coding: utf-8 -*-
# Define here the models for your spider middleware
#
# See documentation in:
# http://doc.scrapy.org/en/latest/topics/spider-middleware.html
from scrapy import signals
class LarazonSpiderMiddleware(object):
# Not all methods need to be defined. If a method is not defined,
# scrapy acts as if the spider middleware does not modify the
# passed objects.
@classmethod
def from_crawler(cls, crawler):
# This method is used by Scrapy to create your spiders.
s = cls()
crawler.signals.connect(s.spider_opened, signal=signals.spider_opened)
return s
def process_spider_input(response, spider):
# Called for each response that goes through the spider
# middleware and into the spider.
# Should return None or raise an exception.
return None
def process_spider_output(response, result, spider):
# Called with the results returned from the Spider, after
# it has processed the response.
# Must return an iterable of Request, dict or Item objects.
for i in result:
yield i
def process_spider_exception(response, exception, spider):
# Called when a spider or process_spider_input() method
# (from other spider middleware) raises an exception.
# Should return either None or an iterable of Response, dict
# or Item objects.
pass
def process_start_requests(start_requests, spider):
# Called with the start requests of the spider, and works
# similarly to the process_spider_output() method, except
# that it doesn’t have a response associated.
# Must return only requests (not items).
for r in start_requests:
yield r
def spider_opened(self, spider):
spider.logger.info('Spider opened: %s' % spider.name)
# -*- coding: utf-8 -*-
# Define your item pipelines here
#
# Don't forget to add your pipeline to the ITEM_PIPELINES setting
# See: http://doc.scrapy.org/en/latest/topics/item-pipeline.html
class LarazonPipeline(object):
def process_item(self, item, spider):
return item
# -*- coding: utf-8 -*-
# Scrapy settings for laRazon project
#
# For simplicity, this file contains only settings considered important or
# commonly used. You can find more settings consulting the documentation:
#
# http://doc.scrapy.org/en/latest/topics/settings.html
# http://scrapy.readthedocs.org/en/latest/topics/downloader-middleware.html
# http://scrapy.readthedocs.org/en/latest/topics/spider-middleware.html
BOT_NAME = 'laRazon'
SPIDER_MODULES = ['laRazon.spiders']
NEWSPIDER_MODULE = 'laRazon.spiders'
# Crawl responsibly by identifying yourself (and your website) on the user-agent
#USER_AGENT = 'laRazon (+http://www.yourdomain.com)'
# Obey robots.txt rules
ROBOTSTXT_OBEY = True
# Configure maximum concurrent requests performed by Scrapy (default: 16)
#CONCURRENT_REQUESTS = 32
# Configure a delay for requests for the same website (default: 0)
# See http://scrapy.readthedocs.org/en/latest/topics/settings.html#download-delay
# See also autothrottle settings and docs
#DOWNLOAD_DELAY = 3
# The download delay setting will honor only one of:
#CONCURRENT_REQUESTS_PER_DOMAIN = 16
#CONCURRENT_REQUESTS_PER_IP = 16
# Disable cookies (enabled by default)
COOKIES_ENABLED = False
# Disable Telnet Console (enabled by default)
#TELNETCONSOLE_ENABLED = False
# Override the default request headers:
#DEFAULT_REQUEST_HEADERS = {
# 'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
# 'Accept-Language': 'en',
#}
# Enable or disable spider middlewares
# See http://scrapy.readthedocs.org/en/latest/topics/spider-middleware.html
#SPIDER_MIDDLEWARES = {
# 'laRazon.middlewares.LarazonSpiderMiddleware': 543,
#}
# Enable or disable downloader middlewares
# See http://scrapy.readthedocs.org/en/latest/topics/downloader-middleware.html
#DOWNLOADER_MIDDLEWARES = {
# 'laRazon.middlewares.MyCustomDownloaderMiddleware': 543,
#}
# Enable or disable extensions
# See http://scrapy.readthedocs.org/en/latest/topics/extensions.html
#EXTENSIONS = {
# 'scrapy.extensions.telnet.TelnetConsole': None,
#}
# Configure item pipelines
# See http://scrapy.readthedocs.org/en/latest/topics/item-pipeline.html
#ITEM_PIPELINES = {
# 'laRazon.pipelines.LarazonPipeline': 300,
#}
# Enable and configure the AutoThrottle extension (disabled by default)
# See http://doc.scrapy.org/en/latest/topics/autothrottle.html
#AUTOTHROTTLE_ENABLED = True
# The initial download delay
#AUTOTHROTTLE_START_DELAY = 5
# The maximum download delay to be set in case of high latencies
#AUTOTHROTTLE_MAX_DELAY = 60
# The average number of requests Scrapy should be sending in parallel to
# each remote server
#AUTOTHROTTLE_TARGET_CONCURRENCY = 1.0
# Enable showing throttling stats for every response received:
#AUTOTHROTTLE_DEBUG = False
# Enable and configure HTTP caching (disabled by default)
# See http://scrapy.readthedocs.org/en/latest/topics/downloader-middleware.html#httpcache-middleware-settings
#HTTPCACHE_ENABLED = True
#HTTPCACHE_EXPIRATION_SECS = 0
#HTTPCACHE_DIR = 'httpcache'
#HTTPCACHE_IGNORE_HTTP_CODES = []
#HTTPCACHE_STORAGE = 'scrapy.extensions.httpcache.FilesystemCacheStorage'
# This package will contain the spiders of your Scrapy project
#
# Please refer to the documentation for information on how to create and manage
# your spiders.
import scrapy, re
'''
scrapy crawl noticias -t json --nolog -o noticias.json -a year=2017 -a month=9 -a day=28
'''
TAG_RE = re.compile(r'<[^>]+>')
def remove_tags(text):
return TAG_RE.sub('', text)
class NoticiasItem(scrapy.Item):
title = scrapy.Field()
text = scrapy.Field()
date = scrapy.Field()
location = scrapy.Field()
author = scrapy.Field()
topic = scrapy.Field()
url = scrapy.Field()
class QuotesSpider(scrapy.Spider):
name = "noticias"
def start_requests(self):
year = getattr(self, 'year', None)
month = getattr(self, 'month', None)
day = getattr(self, 'day', None)
self.baseURL='https://www.razon.com.mx/'+year+'/'+month+'/'+day
yield scrapy.Request(url=self.baseURL, callback=self.parse)
def parse(self, response):
pagination = response.xpath('//*[@class="page-nav td-pb-padding-side"]/a[@class="last"]/@href').extract_first()
pagination = pagination.strip('/')
pages = int(pagination[pagination.rfind('/')+1:])
for page in range(0,pages):
if page == 0:
yield scrapy.Request(url=response.url, callback=self.parse_page, dont_filter=True)
else:
yield scrapy.Request(url=self.baseURL+'/page/'+str(page+1), callback=self.parse_page)
def parse_page(self, response):
for link in response.xpath('//*[@class="td_module_1 td_module_wrap td-animation-stack"]/h3[@class="entry-title td-module-title"]/a/@href').extract():
yield scrapy.Request(url=link, callback=self.parse_item)
def parse_item(self, response):
item = NoticiasItem()
text = ''
item['date'] = response.xpath('//span[@class="td-post-date td-post-date-no-dot"]/time/@datetime').extract_first()
item['topic'] = response.xpath('//*[@class="entry-crumbs"]/span/a[@class="entry-crumb"]/text()').extract()[2]
item['title'] = response.xpath('//*[@class="td-post-header"]/header/h1/text()').extract_first()
for p in response.xpath('//*[@class="td-post-content"]/p').extract():
text += remove_tags(p) + '\n'
item['text'] = text
item['url'] = response.url
# print item['title']
yield item
# Automatically created by: scrapy startproject
#
# For more information about the [deploy] section see:
# https://scrapyd.readthedocs.org/en/latest/deploy.html
[settings]
default = laRazon.settings
[deploy]
#url = http://localhost:6800/
project = laRazon
# Automatically created by: scrapy startproject
#
# For more information about the [deploy] section see:
# https://scrapyd.readthedocs.org/en/latest/deploy.html
[settings]
default = unoMasUno.settings
[deploy]
#url = http://localhost:6800/
project = unoMasUno
# -*- coding: utf-8 -*-
# Define here the models for your scraped items
#
# See documentation in:
# http://doc.scrapy.org/en/latest/topics/items.html
import scrapy
class UnomasunoItem(scrapy.Item):
# define the fields for your item here like:
# name = scrapy.Field()
pass
# -*- coding: utf-8 -*-
# Define here the models for your spider middleware
#
# See documentation in:
# http://doc.scrapy.org/en/latest/topics/spider-middleware.html
from scrapy import signals
class UnomasunoSpiderMiddleware(object):
# Not all methods need to be defined. If a method is not defined,
# scrapy acts as if the spider middleware does not modify the
# passed objects.
@classmethod
def from_crawler(cls, crawler):
# This method is used by Scrapy to create your spiders.
s = cls()
crawler.signals.connect(s.spider_opened, signal=signals.spider_opened)
return s
def process_spider_input(response, spider):
# Called for each response that goes through the spider
# middleware and into the spider.
# Should return None or raise an exception.
return None
def process_spider_output(response, result, spider):
# Called with the results returned from the Spider, after
# it has processed the response.
# Must return an iterable of Request, dict or Item objects.
for i in result:
yield i
def process_spider_exception(response, exception, spider):
# Called when a spider or process_spider_input() method
# (from other spider middleware) raises an exception.
# Should return either None or an iterable of Response, dict
# or Item objects.
pass
def process_start_requests(start_requests, spider):
# Called with the start requests of the spider, and works
# similarly to the process_spider_output() method, except
# that it doesn’t have a response associated.
# Must return only requests (not items).
for r in start_requests:
yield r
def spider_opened(self, spider):
spider.logger.info('Spider opened: %s' % spider.name)
# -*- coding: utf-8 -*-
# Define your item pipelines here
#
# Don't forget to add your pipeline to the ITEM_PIPELINES setting
# See: http://doc.scrapy.org/en/latest/topics/item-pipeline.html
class UnomasunoPipeline(object):
def process_item(self, item, spider):
return item
# -*- coding: utf-8 -*-
# Scrapy settings for unoMasUno project
#
# For simplicity, this file contains only settings considered important or
# commonly used. You can find more settings consulting the documentation:
#
# http://doc.scrapy.org/en/latest/topics/settings.html
# http://scrapy.readthedocs.org/en/latest/topics/downloader-middleware.html
# http://scrapy.readthedocs.org/en/latest/topics/spider-middleware.html
BOT_NAME = 'unoMasUno'
SPIDER_MODULES = ['unoMasUno.spiders']
NEWSPIDER_MODULE = 'unoMasUno.spiders'
# Crawl responsibly by identifying yourself (and your website) on the user-agent
#USER_AGENT = 'unoMasUno (+http://www.yourdomain.com)'
# Obey robots.txt rules
ROBOTSTXT_OBEY = True
# Configure maximum concurrent requests performed by Scrapy (default: 16)
#CONCURRENT_REQUESTS = 32
# Configure a delay for requests for the same website (default: 0)
# See http://scrapy.readthedocs.org/en/latest/topics/settings.html#download-delay
# See also autothrottle settings and docs
#DOWNLOAD_DELAY = 3
# The download delay setting will honor only one of:
#CONCURRENT_REQUESTS_PER_DOMAIN = 16
#CONCURRENT_REQUESTS_PER_IP = 16
# Disable cookies (enabled by default)
COOKIES_ENABLED = False
# Disable Telnet Console (enabled by default)
#TELNETCONSOLE_ENABLED = False
# Override the default request headers:
#DEFAULT_REQUEST_HEADERS = {
# 'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
# 'Accept-Language': 'en',
#}
# Enable or disable spider middlewares
# See http://scrapy.readthedocs.org/en/latest/topics/spider-middleware.html
#SPIDER_MIDDLEWARES = {
# 'unoMasUno.middlewares.UnomasunoSpiderMiddleware': 543,
#}
# Enable or disable downloader middlewares
# See http://scrapy.readthedocs.org/en/latest/topics/downloader-middleware.html
#DOWNLOADER_MIDDLEWARES = {
# 'unoMasUno.middlewares.MyCustomDownloaderMiddleware': 543,
#}
# Enable or disable extensions
# See http://scrapy.readthedocs.org/en/latest/topics/extensions.html
#EXTENSIONS = {
# 'scrapy.extensions.telnet.TelnetConsole': None,
#}
# Configure item pipelines
# See http://scrapy.readthedocs.org/en/latest/topics/item-pipeline.html
#ITEM_PIPELINES = {
# 'unoMasUno.pipelines.UnomasunoPipeline': 300,
#}
# Enable and configure the AutoThrottle extension (disabled by default)
# See http://doc.scrapy.org/en/latest/topics/autothrottle.html
#AUTOTHROTTLE_ENABLED = True
# The initial download delay
#AUTOTHROTTLE_START_DELAY = 5
# The maximum download delay to be set in case of high latencies
#AUTOTHROTTLE_MAX_DELAY = 60
# The average number of requests Scrapy should be sending in parallel to
# each remote server
#AUTOTHROTTLE_TARGET_CONCURRENCY = 1.0
# Enable showing throttling stats for every response received:
#AUTOTHROTTLE_DEBUG = False
# Enable and configure HTTP caching (disabled by default)
# See http://scrapy.readthedocs.org/en/latest/topics/downloader-middleware.html#httpcache-middleware-settings
#HTTPCACHE_ENABLED = True
#HTTPCACHE_EXPIRATION_SECS = 0
#HTTPCACHE_DIR = 'httpcache'
#HTTPCACHE_IGNORE_HTTP_CODES = []
#HTTPCACHE_STORAGE = 'scrapy.extensions.httpcache.FilesystemCacheStorage'
# This package will contain the spiders of your Scrapy project
#
# Please refer to the documentation for information on how to create and manage
# your spiders.
import scrapy, re, datetime
'''
scrapy crawl noticias -t json --nolog -o noticias.json -a year=2017 -a month=9 -a day=22
'''
TAG_RE = re.compile(r'<[^>]+>')
def remove_tags(text):
return TAG_RE.sub('', text)
class NoticiasItem(scrapy.Item):
title = scrapy.Field()
text = scrapy.Field()
date = scrapy.Field()
location = scrapy.Field()
author = scrapy.Field()
topic = scrapy.Field()
url = scrapy.Field()
class QuotesSpider(scrapy.Spider):
name = "noticias"
def start_requests(self):
year = getattr(self, 'year', None)
month = getattr(self, 'month', None)
day = getattr(self, 'day', None)
self.date_parser = {'enero': 1, 'febrero': 2, 'marzo': 3, 'abril': 4,
'mayo': 5, 'junio': 6, 'julio': 7, 'agosto': 8,
'septiembre': 9, 'octubre': 10, 'noviembre': 9, 'diciembre': 12}
self.baseURL='http://www.unomasuno.com.mx/index.php/'+year+'/'+month+'/'+day
yield scrapy.Request(url=self.baseURL, callback=self.parse)
def parse(self, response):
pagination = response.xpath('//*[@class="pagination"]/a[@class="last"]/@href').extract_first()
if pagination is None:
pagination = response.xpath('//*[@class="pagination"]/a/@href').extract()
if len(pagination) > 0:
pagination = pagination[-1].strip('/')
pages = int(pagination[pagination.rfind('/')+1:])
for page in range(0,pages):
if page == 0:
yield scrapy.Request(url=response.url, callback=self.parse_page, dont_filter=True)
else:
yield scrapy.Request(url=self.baseURL+'/page/'+str(page+1), callback=self.parse_page)
else:
yield scrapy.Request(url=response.url, callback=self.parse_page, dont_filter=True)
else:
pagination = pagination.strip('/')
pages = int(pagination[pagination.rfind('/')+1:])
for page in range(0,pages):
if page == 0:
yield scrapy.Request(url=response.url, callback=self.parse_page, dont_filter=True)
else:
yield scrapy.Request(url=self.baseURL+'/page/'+str(page+1), callback=self.parse_page)
def parse_page(self, response):
for link in response.xpath('//h2[@class="post-box-title"]/a/@href').extract():
yield scrapy.Request(url=link, callback=self.parse_item)
def parse_item(self, response):
item = NoticiasItem()
text = ''
d = response.xpath('//p[@class="post-meta"]/span/text()').extract_first()
d = d.replace(',','').split(' ')
item['date'] = datetime.date(int(d[2]), self.date_parser[d[0].lower()], int(d[1]))
item['topic'] = response.xpath('//span[@typeof="v:Breadcrumb"]/a/text()').extract()[1]
item['title'] = response.xpath('//*[@class="post-inner"]/h1/span/text()').extract_first()
for p in response.xpath('//*[@class="entry"]/p').extract():
text += remove_tags(p) + '\n'
item['text'] = text
item['url'] = response.url
# print item['title']
yield item
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment