Commit 9518b445 authored by Mario Chirinos's avatar Mario Chirinos

la jornada san luis

parent 5d702f68
# -*- coding: utf-8 -*-
# Define here the models for your scraped items # Define here the models for your scraped items
# #
# See documentation in: # See documentation in:
# http://doc.scrapy.org/en/latest/topics/items.html # https://docs.scrapy.org/en/latest/topics/items.html
import scrapy import scrapy
class NoticiasItem(scrapy.Item): class LajornadasanluisItem(scrapy.Item):
# define the fields for your item here like: # define the fields for your item here like:
# name = scrapy.Field() # name = scrapy.Field()
title = scrapy.Field() date = scrapy.Field()
text = scrapy.Field() title = scrapy.Field()
date = scrapy.Field() text = scrapy.Field()
location = scrapy.Field() location = scrapy.Field()
author = scrapy.Field() author = scrapy.Field()
topic = scrapy.Field() topic = scrapy.Field()
url = scrapy.Field() url = scrapy.Field()
# -*- coding: utf-8 -*-
# Define here the models for your spider middleware # Define here the models for your spider middleware
# #
# See documentation in: # See documentation in:
# http://doc.scrapy.org/en/latest/topics/spider-middleware.html # https://docs.scrapy.org/en/latest/topics/spider-middleware.html
from scrapy import signals from scrapy import signals
# useful for handling different item types with a single interface
from itemadapter import is_item, ItemAdapter
class LajornadasanluisSpiderMiddleware(object): class LajornadasanluisSpiderMiddleware:
# Not all methods need to be defined. If a method is not defined, # Not all methods need to be defined. If a method is not defined,
# scrapy acts as if the spider middleware does not modify the # scrapy acts as if the spider middleware does not modify the
# passed objects. # passed objects.
...@@ -20,30 +21,29 @@ class LajornadasanluisSpiderMiddleware(object): ...@@ -20,30 +21,29 @@ class LajornadasanluisSpiderMiddleware(object):
crawler.signals.connect(s.spider_opened, signal=signals.spider_opened) crawler.signals.connect(s.spider_opened, signal=signals.spider_opened)
return s return s
def process_spider_input(response, spider): def process_spider_input(self, response, spider):
# Called for each response that goes through the spider # Called for each response that goes through the spider
# middleware and into the spider. # middleware and into the spider.
# Should return None or raise an exception. # Should return None or raise an exception.
return None return None
def process_spider_output(response, result, spider): def process_spider_output(self, response, result, spider):
# Called with the results returned from the Spider, after # Called with the results returned from the Spider, after
# it has processed the response. # it has processed the response.
# Must return an iterable of Request, dict or Item objects. # Must return an iterable of Request, or item objects.
for i in result: for i in result:
yield i yield i
def process_spider_exception(response, exception, spider): def process_spider_exception(self, response, exception, spider):
# Called when a spider or process_spider_input() method # Called when a spider or process_spider_input() method
# (from other spider middleware) raises an exception. # (from other spider middleware) raises an exception.
# Should return either None or an iterable of Response, dict # Should return either None or an iterable of Request or item objects.
# or Item objects.
pass pass
def process_start_requests(start_requests, spider): def process_start_requests(self, start_requests, spider):
# Called with the start requests of the spider, and works # Called with the start requests of the spider, and works
# similarly to the process_spider_output() method, except # similarly to the process_spider_output() method, except
# that it doesn’t have a response associated. # that it doesn’t have a response associated.
...@@ -54,3 +54,50 @@ class LajornadasanluisSpiderMiddleware(object): ...@@ -54,3 +54,50 @@ class LajornadasanluisSpiderMiddleware(object):
def spider_opened(self, spider): def spider_opened(self, spider):
spider.logger.info('Spider opened: %s' % spider.name) spider.logger.info('Spider opened: %s' % spider.name)
class LajornadasanluisDownloaderMiddleware:
# Not all methods need to be defined. If a method is not defined,
# scrapy acts as if the downloader 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_request(self, request, spider):
# Called for each request that goes through the downloader
# middleware.
# Must either:
# - return None: continue processing this request
# - or return a Response object
# - or return a Request object
# - or raise IgnoreRequest: process_exception() methods of
# installed downloader middleware will be called
return None
def process_response(self, request, response, spider):
# Called with the response returned from the downloader.
# Must either;
# - return a Response object
# - return a Request object
# - or raise IgnoreRequest
return response
def process_exception(self, request, exception, spider):
# Called when a download handler or a process_request()
# (from other downloader middleware) raises an exception.
# Must either:
# - return None: continue processing this exception
# - return a Response object: stops process_exception() chain
# - return a Request object: stops process_exception() chain
pass
def spider_opened(self, spider):
spider.logger.info('Spider opened: %s' % spider.name)
# -*- coding: utf-8 -*-
# Define your item pipelines here # Define your item pipelines here
# #
# Don't forget to add your pipeline to the ITEM_PIPELINES setting # Don't forget to add your pipeline to the ITEM_PIPELINES setting
# See: http://doc.scrapy.org/en/latest/topics/item-pipeline.html # See: https://docs.scrapy.org/en/latest/topics/item-pipeline.html
import json
from collections import OrderedDict
class JsonWriterPipeline(object):
def __init__(self, filename):
self.filename = filename
@classmethod
def from_crawler(cls, crawler):
# Here you get whatever value was passed through the "filename" command line parameter
settings = crawler.settings
filename = settings.get('filename')
# Instantiate the pipeline with the file name # useful for handling different item types with a single interface
return cls(filename) from itemadapter import ItemAdapter
def open_spider(self, spider):
self.counter = 0
self.file = open(self.filename, 'w')
self.file.write("[")
def close_spider(self, spider):
self.file.write("]")
self.file.close()
class LajornadasanluisPipeline:
def process_item(self, item, spider): def process_item(self, item, spider):
# print("this is my item", item)
row = []
try:
row.append(("date", item['date']))
except:
pass
try:
row.append(("topic", item['topic']))
except:
pass
try:
row.append(("title", item['title']))
except:
pass
try:
row.append(("author", item['author']))
except:
pass
try:
row.append(("location", item['location']))
except:
pass
try:
row.append(("text", item['text']))
except:
pass
try:
row.append(("url", item['url']))
except:
pass
line = OrderedDict(row)
self.counter += 1
if self.counter == 1:
self.file.write(json.dumps(line))
elif self.counter > 1:
self.file.write(",\n" + json.dumps(line))
return item return item
# -*- coding: utf-8 -*-
# Scrapy settings for laJornadaSanLuis project # Scrapy settings for laJornadaSanLuis project
# #
# For simplicity, this file contains only settings considered important or # For simplicity, this file contains only settings considered important or
# commonly used. You can find more settings consulting the documentation: # commonly used. You can find more settings consulting the documentation:
# #
# http://doc.scrapy.org/en/latest/topics/settings.html # https://docs.scrapy.org/en/latest/topics/settings.html
# http://scrapy.readthedocs.org/en/latest/topics/downloader-middleware.html # https://docs.scrapy.org/en/latest/topics/downloader-middleware.html
# http://scrapy.readthedocs.org/en/latest/topics/spider-middleware.html # https://docs.scrapy.org/en/latest/topics/spider-middleware.html
BOT_NAME = 'laJornadaSanLuis' BOT_NAME = 'laJornadaSanLuis'
SPIDER_MODULES = ['laJornadaSanLuis.spiders'] SPIDER_MODULES = ['laJornadaSanLuis.spiders']
NEWSPIDER_MODULE = 'laJornadaSanLuis.spiders' NEWSPIDER_MODULE = 'laJornadaSanLuis.spiders'
FEED_EXPORT_ENCODING="utf-8"
# Crawl responsibly by identifying yourself (and your website) on the user-agent # Crawl responsibly by identifying yourself (and your website) on the user-agent
#USER_AGENT = 'laJornadaSanLuis (+http://www.yourdomain.com)' #USER_AGENT = 'laJornadaSanLuis (+http://www.yourdomain.com)'
# Obey robots.txt rules # Obey robots.txt rules
# ROBOTSTXT_OBEY = True ROBOTSTXT_OBEY = False
# Configure maximum concurrent requests performed by Scrapy (default: 16) # Configure maximum concurrent requests performed by Scrapy (default: 16)
#CONCURRENT_REQUESTS = 32 #CONCURRENT_REQUESTS = 32
# Configure a delay for requests for the same website (default: 0) # Configure a delay for requests for the same website (default: 0)
# See http://scrapy.readthedocs.org/en/latest/topics/settings.html#download-delay # See https://docs.scrapy.org/en/latest/topics/settings.html#download-delay
# See also autothrottle settings and docs # See also autothrottle settings and docs
DOWNLOAD_DELAY = 0.5 DOWNLOAD_DELAY = 2
# The download delay setting will honor only one of: # The download delay setting will honor only one of:
#CONCURRENT_REQUESTS_PER_DOMAIN = 16 #CONCURRENT_REQUESTS_PER_DOMAIN = 16
#CONCURRENT_REQUESTS_PER_IP = 16 #CONCURRENT_REQUESTS_PER_IP = 16
# Disable cookies (enabled by default) # Disable cookies (enabled by default)
COOKIES_ENABLED = False #COOKIES_ENABLED = False
# Disable Telnet Console (enabled by default) # Disable Telnet Console (enabled by default)
#TELNETCONSOLE_ENABLED = False #TELNETCONSOLE_ENABLED = False
...@@ -45,31 +43,31 @@ COOKIES_ENABLED = False ...@@ -45,31 +43,31 @@ COOKIES_ENABLED = False
#} #}
# Enable or disable spider middlewares # Enable or disable spider middlewares
# See http://scrapy.readthedocs.org/en/latest/topics/spider-middleware.html # See https://docs.scrapy.org/en/latest/topics/spider-middleware.html
#SPIDER_MIDDLEWARES = { #SPIDER_MIDDLEWARES = {
# 'laJornadaSanLuis.middlewares.LajornadasanluisSpiderMiddleware': 543, # 'laJornadaSanLuis.middlewares.LajornadasanluisSpiderMiddleware': 543,
#} #}
# Enable or disable downloader middlewares # Enable or disable downloader middlewares
# See http://scrapy.readthedocs.org/en/latest/topics/downloader-middleware.html # See https://docs.scrapy.org/en/latest/topics/downloader-middleware.html
#DOWNLOADER_MIDDLEWARES = { #DOWNLOADER_MIDDLEWARES = {
# 'laJornadaSanLuis.middlewares.MyCustomDownloaderMiddleware': 543, # 'laJornadaSanLuis.middlewares.LajornadasanluisDownloaderMiddleware': 543,
#} #}
# Enable or disable extensions # Enable or disable extensions
# See http://scrapy.readthedocs.org/en/latest/topics/extensions.html # See https://docs.scrapy.org/en/latest/topics/extensions.html
#EXTENSIONS = { #EXTENSIONS = {
# 'scrapy.extensions.telnet.TelnetConsole': None, # 'scrapy.extensions.telnet.TelnetConsole': None,
#} #}
# Configure item pipelines # Configure item pipelines
# See http://scrapy.readthedocs.org/en/latest/topics/item-pipeline.html # See https://docs.scrapy.org/en/latest/topics/item-pipeline.html
ITEM_PIPELINES = { #ITEM_PIPELINES = {
'laJornadaSanLuis.pipelines.JsonWriterPipeline': 300, # 'laJornadaSanLuis.pipelines.LajornadasanluisPipeline': 300,
} #}
# Enable and configure the AutoThrottle extension (disabled by default) # Enable and configure the AutoThrottle extension (disabled by default)
# See http://doc.scrapy.org/en/latest/topics/autothrottle.html # See https://docs.scrapy.org/en/latest/topics/autothrottle.html
#AUTOTHROTTLE_ENABLED = True #AUTOTHROTTLE_ENABLED = True
# The initial download delay # The initial download delay
#AUTOTHROTTLE_START_DELAY = 5 #AUTOTHROTTLE_START_DELAY = 5
...@@ -82,9 +80,13 @@ ITEM_PIPELINES = { ...@@ -82,9 +80,13 @@ ITEM_PIPELINES = {
#AUTOTHROTTLE_DEBUG = False #AUTOTHROTTLE_DEBUG = False
# Enable and configure HTTP caching (disabled by default) # Enable and configure HTTP caching (disabled by default)
# See http://scrapy.readthedocs.org/en/latest/topics/downloader-middleware.html#httpcache-middleware-settings # See https://docs.scrapy.org/en/latest/topics/downloader-middleware.html#httpcache-middleware-settings
#HTTPCACHE_ENABLED = True #HTTPCACHE_ENABLED = True
#HTTPCACHE_EXPIRATION_SECS = 0 #HTTPCACHE_EXPIRATION_SECS = 0
#HTTPCACHE_DIR = 'httpcache' #HTTPCACHE_DIR = 'httpcache'
#HTTPCACHE_IGNORE_HTTP_CODES = [] #HTTPCACHE_IGNORE_HTTP_CODES = []
#HTTPCACHE_STORAGE = 'scrapy.extensions.httpcache.FilesystemCacheStorage' #HTTPCACHE_STORAGE = 'scrapy.extensions.httpcache.FilesystemCacheStorage'
# Set settings whose default value is deprecated to a future-proof value
REQUEST_FINGERPRINTER_IMPLEMENTATION = '2.7'
TWISTED_REACTOR = 'twisted.internet.asyncioreactor.AsyncioSelectorReactor'
# -*- coding: utf-8 -*- import scrapy
import scrapy, re import re
from laJornadaSanLuis.items import NoticiasItem from laJornadaSanLuis.items import LajornadasanluisItem
#-------------------------------------------------------------------------------
"""
MEDIO:
La Jornada de San Luis, San Luis Potosi
Uso:
scrapy crawl noticias --nolog -s filename=2017-03-22.json -a year=2017 -a month=3 -a day=22
"""
TAG_RE = re.compile(r'<[^>]+>') TAG_RE = re.compile(r'<[^>]+>')
def remove_tags(text): def remove_tags(text):
return TAG_RE.sub('', text) return TAG_RE.sub('', text)
class NoticiasSpider(scrapy.Spider):
class QuotesSpider(scrapy.Spider): name = 'noticias'
name = "noticias" allowed_domains = ['lajornadasanluis.com.mx']
start_urls = ['https://lajornadasanluis.com.mx/']
def start_requests(self):
year = getattr(self, 'year', None) def start_requests(self):
month = getattr(self, 'month', None) self.year = getattr(self, "year", None)
day = getattr(self, 'day', None) self.month = getattr(self, "month", None)
self.day = getattr(self, "day", None)
self.baseURL='http://lajornadasanluis.com.mx/'+year+'/'+month+'/'+day
yield scrapy.Request(url=self.baseURL, callback=self.parse) self.baseURL = "https://lajornadasanluis.com.mx/{0}/{1}/{2}/".format(self.year, self.month.zfill(2), self.day.zfill(2))
yield scrapy.Request(url=self.baseURL, callback=self.parse)
def parse(self, response): def parse(self, response):
yield scrapy.Request(url=response.url, callback=self.parse_page, dont_filter=True) print(response.url)
next_page = response.xpath('//div[@class="pager"]/a[@class="next_page"]/@href').extract_first()
pagination = response.xpath('//div[@class="pages"]/a/@href').extract() print("nextPage", next_page)
if len(pagination) > 0: if next_page is not None:
pagination = pagination[-1].strip('/') yield scrapy.Request(url=next_page, callback=self.parse)
pages = int(pagination[pagination.rfind('/')+1:])
for page in range(1, pages): for link in response.xpath('//h2[@class="entry-title"]/a/@href').extract():
yield scrapy.Request(url=self.baseURL+'/page/'+str(page+1), callback=self.parse_page) yield scrapy.Request(url=link, callback=self.parse_item)
#-------------------------------------------------------------------------------
def parse_item(self, response):
def parse_page(self, response): # print(response.url)
for link in response.xpath('//*[@class="post-title"]/h2/a/@href').extract(): item = LajornadasanluisItem()
yield scrapy.Request(url=link, callback=self.parse_item) item["date"]=response.xpath('//meta[@property="article:published_time"]/@content').extract_first()
item["title"]=response.xpath('//h1[@class="entry-title"]/text()').extract_first()
text=""
def parse_item(self, response): for p in response.xpath('//div[@class="the_content_wrapper "]/p').extract():
item = NoticiasItem() text += remove_tags(p) + "\n"
text = '' item["text"]=text
## la fecha de la noticia ya incluye la zona horaria item['topic'] = ", ".join(response.xpath('//div[@class="cat-wrapper"]/ul/li/a/text()').extract())
d = response.xpath('//meta[@property="article:published_time"]/@content').extract_first() print(self.allowed_domains, item["title"])
if d is None: yield(item)
d = response.xpath('//time[@class="entry-date updated"]/@datetime').extract_first()
item['date'] = d
item['title'] = response.css('h1.entry-title::text').extract_first()
item['topic'] = response.xpath('//ul[@class="post-categories"]/li/a/text()').extract_first()
for paragraph in response.xpath('//p[@style="text-align: justify;"]/text()').extract():
text += remove_tags(paragraph) + '\n'
item['text'] = text
item['url'] = response.url
# print item['title']
yield item
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