Commit 9fcc53ef authored by Renán Sosa Guillen's avatar Renán Sosa Guillen

crawlers

parent 332d0506
...@@ -64,8 +64,7 @@ class QuotesSpider(scrapy.Spider): ...@@ -64,8 +64,7 @@ class QuotesSpider(scrapy.Spider):
if result: if result:
item['location'] = G_RE.sub('', result.group(0)) item['location'] = G_RE.sub('', result.group(0))
if p != " comentarios": text += p + "\n"
text += p + "\n"
text = LOC_RE.sub('', text) text = LOC_RE.sub('', text)
text = E_RE.sub('', text) text = E_RE.sub('', text)
......
# -*- 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 NoticiasItem(scrapy.Item):
# define the fields for your item here like:
# name = scrapy.Field()
title = scrapy.Field()
text = scrapy.Field()
date = scrapy.Field()
location = scrapy.Field()
author = scrapy.Field()
topic = scrapy.Field()
url = scrapy.Field()
# -*- 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 PeriodicocorreoSpiderMiddleware(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
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
return cls(filename)
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()
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
# -*- coding: utf-8 -*-
# Scrapy settings for periodicoCorreo 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 = 'periodicoCorreo'
SPIDER_MODULES = ['periodicoCorreo.spiders']
NEWSPIDER_MODULE = 'periodicoCorreo.spiders'
# Crawl responsibly by identifying yourself (and your website) on the user-agent
#USER_AGENT = 'periodicoCorreo (+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 = 0.5
# 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 = {
# 'periodicoCorreo.middlewares.PeriodicocorreoSpiderMiddleware': 543,
#}
# Enable or disable downloader middlewares
# See http://scrapy.readthedocs.org/en/latest/topics/downloader-middleware.html
#DOWNLOADER_MIDDLEWARES = {
# 'periodicoCorreo.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 = {
'periodicoCorreo.pipelines.JsonWriterPipeline': 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.
# -*- coding: utf-8 -*-
import scrapy, re
from periodicoCorreo.items import NoticiasItem
"""
MEDIO:
Periódico Correo, Guanajuato
USO:
scrapy crawl noticias --nolog -s filename=2018-01-29.json -a year=2018 -a month=1 -a day=29
"""
TAG_RE = re.compile(r'<[^>]+>')
def remove_tags(text):
return TAG_RE.sub('', text)
LOC_RE = re.compile(r'\n.+?,? ?.+? ?\. ?- ?')
G_RE = re.compile(r' ?- ?')
EM_RE = re.compile(r'((Email|Correo electr.{1,3}nico|Comentarios?):\s)?[\w.-]+@[\w-]+(\.[a-zA-Z]{2,6}){1,2}\s?')
TW_RE = re.compile(r'M.{1,3}s de la P.{1,3}lvora en Twitter: @[\w.%+-]+.', re.I)
TW2_RE = re.compile(r'((\| )?Twitter:\s+)?(@[\w.%+-]+.)?', re.I)
TAG2_RE = re.compile(r'\ntransition_[^\]]+\]')
TAG3_RE = re.compile(r'\[[^\]]+[\]\n]')
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://periodicocorreo.com.mx/" + year + "/" + month.zfill(2) + "/" + day.zfill(2)
yield scrapy.Request(url=self.baseURL, callback=self.parse)
def parse(self, response):
yield scrapy.Request(url=response.url, callback=self.parse_page, dont_filter=True)
lastPage = response.xpath('//*[@class="page-nav td-pb-padding-side"]/a[@class="last"]/text()').extract_first()
if lastPage is not None and lastPage != '':
lastPage = int(lastPage)
for page in range(1, lastPage):
yield scrapy.Request(url=response.url + "page/" + str(page + 1), callback=self.parse_page)
def parse_page(self, response):
for link in response.css('div.td-ss-main-content').css('div.item-details').xpath('./h3/a/@href').extract():
yield scrapy.Request(url=link, callback=self.parse_item)
def parse_item(self, response):
item = NoticiasItem()
text = ''
"La fecha obtenida ya incluye formato y zona horaria"
item['date'] = response.xpath('//time[@class="entry-date updated td-module-date"]/@datetime').extract_first()
item['title'] = remove_tags(response.xpath('//header/h1').extract_first()).strip()
try:
topic = response.xpath('//ul[@class="td-category"]/li/a/text()').extract()[-2]
except:
topic = response.xpath('//ul[@class="td-category"]/li/a/text()').extract_first()
item['topic'] = topic
for p in response.xpath('//div[@class="td-post-content td-pb-padding-side"]/p').extract():
text += remove_tags(p) + "\n"
result = LOC_RE.search(text)
if result:
m = result.group(0)
location = G_RE.sub('', m).strip()
if len(location) <= 35:
item['location'] = location
text = text[text.find(m)+len(m):]
text = EM_RE.sub('', text)
text = TW_RE.sub('', text)
text = TW2_RE.sub('', text)
text = TAG2_RE.sub("\n", text)
text = TAG3_RE.sub('', text)
item['text'] = text.strip()
item['url'] = response.url
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 = periodicoCorreo.settings
[deploy]
#url = http://localhost:6800/
project = periodicoCorreo
# -*- 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 NoticiasItem(scrapy.Item):
# define the fields for your item here like:
# name = scrapy.Field()
title = scrapy.Field()
text = scrapy.Field()
date = scrapy.Field()
location = scrapy.Field()
author = scrapy.Field()
topic = scrapy.Field()
url = scrapy.Field()
# -*- 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 PeriodicovictoriaSpiderMiddleware(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
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
return cls(filename)
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()
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
# -*- coding: utf-8 -*-
# Scrapy settings for periodicoVictoria 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 = 'periodicoVictoria'
SPIDER_MODULES = ['periodicoVictoria.spiders']
NEWSPIDER_MODULE = 'periodicoVictoria.spiders'
# Crawl responsibly by identifying yourself (and your website) on the user-agent
#USER_AGENT = 'periodicoVictoria (+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 = 0.5
# 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 = {
# 'periodicoVictoria.middlewares.PeriodicovictoriaSpiderMiddleware': 543,
#}
# Enable or disable downloader middlewares
# See http://scrapy.readthedocs.org/en/latest/topics/downloader-middleware.html
#DOWNLOADER_MIDDLEWARES = {
# 'periodicoVictoria.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 = {
'periodicoVictoria.pipelines.JsonWriterPipeline': 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.
# -*- coding: utf-8 -*-
import scrapy, re
from periodicoVictoria.items import NoticiasItem
"""
MEDIO:
Periódico Victoria, Durango
USO:
scrapy crawl noticias --nolog -s filename=2018-01-28.json -a year=2018 -a month=1 -a day=28
"""
TAG_RE = re.compile(r'<[^>]+>')
def remove_tags(text):
return TAG_RE.sub('', text)
LOC_RE = re.compile(r'\A.+?,.+?(\d{1,2}[\s-][a-zA-Z]+[\s-]\d{4})?\s?\.\s?-\s?', re.S)
G_RE = re.compile(r'\s?-\s?')
GT_RE = re.compile(r'&gt;\s?[\w.%+-]+.+')
EM_RE = re.compile(r'((Email|Correo electr.{1,3}nico|Comentarios?):\s)?[\w.-]+@[\w-]+(\.[a-zA-Z]{2,6}){1,2}\s?')
TW_RE = re.compile(r'Twitter:\s+[\w.%+-]+.')
TW2_RE = re.compile(r'(Twitter:\s+)?(@[\w.%+-]+.)?')
FB_RE = re.compile(r'(Facebook|Blog|Por|Informes|Texto y (F|f)otos):\s+[\w.%+-]+.+')
URL_RE = re.compile(r'\(?(https?:\/\/)?([w{3}.])?[\w%+-]+(\.[a-zA-Z]{2,6}){1,2}[/\w.#$%&+-]*\)?.')
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 = "http://periodicovictoria.mx/" + year + "/" + month.zfill(2) + "/" + day.zfill(2)
yield scrapy.Request(url=self.baseURL, callback=self.parse)
def parse(self, response):
yield scrapy.Request(url=response.url, callback=self.parse_page, dont_filter=True)
pagination = response.xpath('//ul[@class="pagination"]/li/a/@href').extract()
if len(pagination) > 0:
pagination = pagination[-1].strip('/')
pages = int(pagination[pagination.rfind('/') + 1:])
for page in range(1, pages):
yield scrapy.Request(url=response.url + "/page/" + str(page + 1), callback=self.parse_page)
def parse_page(self, response):
for link in response.xpath('//div[@class="blog"]').css('div.media-body').xpath('./div/h4/a/@href').extract():
yield scrapy.Request(url=link, callback=self.parse_item)
def parse_item(self, response):
item = NoticiasItem()
text = ''
"La fecha obtenida ya incluye formato y zona horaria"
item['date'] = response.xpath('//meta[@property="article:published_time"]/@content').extract_first()
item['title'] = remove_tags(response.xpath('//div[@class="article-content"]/header/h1').extract_first()).strip()
try:
topic = response.xpath('//ul[@class="breadcrumb"]/li/a/text()').extract()[-2]
except:
topic = response.xpath('//ul[@class="breadcrumb"]/li/a/text()').extract_first()
item['topic'] = topic
author = response.css('aside.author-bio').xpath('./div/h3/a').extract_first()
if author is not None and author != '': item['author'] = remove_tags(author)
for p in response.xpath('//div[@class="post-entry clearfix"]/p').extract():
p = remove_tags(p)
p = p.lstrip().replace(u'\u2013', "-")
p = p.lstrip().replace(u'\u2014', "-")
p = p.lstrip().replace(u'\u00a0', '')
result = LOC_RE.match(p)
if result:
location = G_RE.sub('', result.group(0)).strip()
if location.find("Corresponsal") > -1:
location = location[location.find("Corresponsal") + len("Corresponsal"):].strip()
if len(location) <= 30:
item['location'] = location
p = p.replace(result.group(0), '')
text = ''
text += p + "\n"
text = GT_RE.sub('', text)
text = EM_RE.sub('', text)
text = TW_RE.sub('', text)
text = TW2_RE.sub('', text)
text = FB_RE.sub('', text)
text = URL_RE.sub('', text)
if text.find("Corresponsal") > -1:
text = text[text.find("Corresponsal") + len("Corresponsal"):]
item['text'] = text.strip()
item['url'] = response.url
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 = periodicoVictoria.settings
[deploy]
#url = http://localhost:6800/
project = periodicoVictoria
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