From 1159685066170ea34f098a09fd789699bf02d8b3 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E5=AD=9F=E5=87=A1=E6=87=82?= Date: Mon, 27 Apr 2020 05:29:41 +0800 Subject: [PATCH] init --- config_spider/__init__.py | 0 config_spider/items.py | 41 +++++++++++ config_spider/middlewares.py | 103 +++++++++++++++++++++++++++ config_spider/pipelines.py | 27 ++++++++ config_spider/settings.py | 111 ++++++++++++++++++++++++++++++ config_spider/spiders/__init__.py | 4 ++ config_spider/spiders/spider.py | 66 ++++++++++++++++++ scrapy.cfg | 11 +++ 8 files changed, 363 insertions(+) create mode 100644 config_spider/__init__.py create mode 100644 config_spider/items.py create mode 100644 config_spider/middlewares.py create mode 100644 config_spider/pipelines.py create mode 100644 config_spider/settings.py create mode 100644 config_spider/spiders/__init__.py create mode 100644 config_spider/spiders/spider.py create mode 100644 scrapy.cfg diff --git a/config_spider/__init__.py b/config_spider/__init__.py new file mode 100644 index 0000000..e69de29 diff --git a/config_spider/items.py b/config_spider/items.py new file mode 100644 index 0000000..44c29f4 --- /dev/null +++ b/config_spider/items.py @@ -0,0 +1,41 @@ +# -*- coding: utf-8 -*- + +# Define here the models for your scraped items +# +# See documentation in: +# https://docs.scrapy.org/en/latest/topics/items.html + +import scrapy + + +class Item(scrapy.Item): + _id = scrapy.Field() + task_id = scrapy.Field() + ts = scrapy.Field() + job_list_title = scrapy.Field() + job_url = scrapy.Field() + com_name1 = scrapy.Field() + job_title = scrapy.Field() + job_num = scrapy.Field() + job_xueli = scrapy.Field() + job_yingjie = scrapy.Field() + job_des = scrapy.Field() + com_jiesao = scrapy.Field() + com_name2 = scrapy.Field() + job_xinzi = scrapy.Field() + com_url = scrapy.Field() + linkman = scrapy.Field() + linkemail = scrapy.Field() + site_link = scrapy.Field() + linktelpic = scrapy.Field() + com_name = scrapy.Field() + com_hangye = scrapy.Field() + com_guimo = scrapy.Field() + com_manguimo = scrapy.Field() + com_fuli = scrapy.Field() + com_teshe = scrapy.Field() + com_dec = scrapy.Field() + com_fanwei = scrapy.Field() + com_address = scrapy.Field() + com_add = scrapy.Field() + diff --git a/config_spider/middlewares.py b/config_spider/middlewares.py new file mode 100644 index 0000000..e864bd0 --- /dev/null +++ b/config_spider/middlewares.py @@ -0,0 +1,103 @@ +# -*- coding: utf-8 -*- + +# Define here the models for your spider middleware +# +# See documentation in: +# https://docs.scrapy.org/en/latest/topics/spider-middleware.html + +from scrapy import signals + + +class ConfigSpiderSpiderMiddleware(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(self, 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(self, 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(self, 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 Request, dict + # or Item objects. + pass + + def process_start_requests(self, 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) + + +class ConfigSpiderDownloaderMiddleware(object): + # 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) diff --git a/config_spider/pipelines.py b/config_spider/pipelines.py new file mode 100644 index 0000000..69af4c8 --- /dev/null +++ b/config_spider/pipelines.py @@ -0,0 +1,27 @@ +# -*- coding: utf-8 -*- + +# Define your item pipelines here +# +# Don't forget to add your pipeline to the ITEM_PIPELINES setting +# See: https://docs.scrapy.org/en/latest/topics/item-pipeline.html + +import os +from pymongo import MongoClient + +mongo = MongoClient( + host=os.environ.get('CRAWLAB_MONGO_HOST') or 'localhost', + port=int(os.environ.get('CRAWLAB_MONGO_PORT') or 27017), + username=os.environ.get('CRAWLAB_MONGO_USERNAME'), + password=os.environ.get('CRAWLAB_MONGO_PASSWORD'), + authSource=os.environ.get('CRAWLAB_MONGO_AUTHSOURCE') or 'admin' +) +db = mongo[os.environ.get('CRAWLAB_MONGO_DB') or 'test'] +col = db[os.environ.get('CRAWLAB_COLLECTION') or 'test'] +task_id = os.environ.get('CRAWLAB_TASK_ID') + +class ConfigSpiderPipeline(object): + def process_item(self, item, spider): + item['task_id'] = task_id + if col is not None: + col.save(item) + return item diff --git a/config_spider/settings.py b/config_spider/settings.py new file mode 100644 index 0000000..4b0965f --- /dev/null +++ b/config_spider/settings.py @@ -0,0 +1,111 @@ +# -*- coding: utf-8 -*- +import os +import re +import json + +# Scrapy settings for config_spider project +# +# For simplicity, this file contains only settings considered important or +# commonly used. You can find more settings consulting the documentation: +# +# https://docs.scrapy.org/en/latest/topics/settings.html +# https://docs.scrapy.org/en/latest/topics/downloader-middleware.html +# https://docs.scrapy.org/en/latest/topics/spider-middleware.html + +BOT_NAME = 'Crawlab Configurable Spider' + +SPIDER_MODULES = ['config_spider.spiders'] +NEWSPIDER_MODULE = 'config_spider.spiders' + + +# Crawl responsibly by identifying yourself (and your website) on the user-agent +USER_AGENT = 'Crawlab Spider' + +# 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 https://docs.scrapy.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 https://docs.scrapy.org/en/latest/topics/spider-middleware.html +#SPIDER_MIDDLEWARES = { +# 'config_spider.middlewares.ConfigSpiderSpiderMiddleware': 543, +#} + +# Enable or disable downloader middlewares +# See https://docs.scrapy.org/en/latest/topics/downloader-middleware.html +#DOWNLOADER_MIDDLEWARES = { +# 'config_spider.middlewares.ConfigSpiderDownloaderMiddleware': 543, +#} + +# Enable or disable extensions +# See https://docs.scrapy.org/en/latest/topics/extensions.html +#EXTENSIONS = { +# 'scrapy.extensions.telnet.TelnetConsole': None, +#} + +# Configure item pipelines +# See https://docs.scrapy.org/en/latest/topics/item-pipeline.html +ITEM_PIPELINES = { + 'config_spider.pipelines.ConfigSpiderPipeline': 300, +} + +# Enable and configure the AutoThrottle extension (disabled by default) +# See https://docs.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 https://docs.scrapy.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' + +for setting_env_name in [x for x in os.environ.keys() if x.startswith('CRAWLAB_SETTING_')]: + setting_name = setting_env_name.replace('CRAWLAB_SETTING_', '') + setting_value = os.environ.get(setting_env_name) + if setting_value.lower() == 'true': + setting_value = True + elif setting_value.lower() == 'false': + setting_value = False + elif re.search(r'^\d+$', setting_value) is not None: + setting_value = int(setting_value) + elif re.search(r'^\{.*\}$', setting_value.strip()) is not None: + setting_value = json.loads(setting_value) + elif re.search(r'^\[.*\]$', setting_value.strip()) is not None: + setting_value = json.loads(setting_value) + else: + pass + locals()[setting_name] = setting_value + diff --git a/config_spider/spiders/__init__.py b/config_spider/spiders/__init__.py new file mode 100644 index 0000000..ebd689a --- /dev/null +++ b/config_spider/spiders/__init__.py @@ -0,0 +1,4 @@ +# 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. diff --git a/config_spider/spiders/spider.py b/config_spider/spiders/spider.py new file mode 100644 index 0000000..6bc823c --- /dev/null +++ b/config_spider/spiders/spider.py @@ -0,0 +1,66 @@ +# -*- coding: utf-8 -*- +import scrapy +import re +from config_spider.items import Item +from urllib.parse import urljoin, urlparse + +def get_real_url(response, url): + if re.search(r'^https?', url): + return url + elif re.search(r'^\/\/', url): + u = urlparse(response.url) + return u.scheme + url + return urljoin(response.url, url) + +class ConfigSpider(scrapy.Spider): + name = 'config_spider' + + def start_requests(self): + yield scrapy.Request(url='https://linyi.58.com/renshizhuguan/pn3/?PGTID=0d302892-001f-99e7-35c5-0a69a314c4dd&ClickID=3', callback=self.parse_list) + + def parse_list(self, response): + prev_item = response.meta.get('item') + for elem in response.css('li.job_item'): + item = Item() + item['job_list_title'] = elem.css('span.name::text').extract_first() + item['job_url'] = elem.css('div.job_name > a::attr("href")').extract_first() + item['com_name1'] = elem.css('div.comp_name > a::text').extract_first() + if prev_item is not None: + for key, value in prev_item.items(): + item[key] = value + yield scrapy.Request(url=get_real_url(response, item['job_url']), callback=self.parse_job_info, meta={'item': item}) + next_url = response.css('a.next::attr("href")').extract_first() + yield scrapy.Request(url=get_real_url(response, next_url), callback=self.parse_list, meta={'item': prev_item}) + + def parse_job_info(self, response): + item = Item() if response.meta.get('item') is None else response.meta.get('item') + item['job_title'] = response.css('span.pos_name::text').extract_first() + item['job_num'] = response.css('span.pad_left_none::text').extract_first() + item['job_xueli'] = response.css('.pos_base_condition > span:nth-last-child(2)::text').extract_first() + item['job_yingjie'] = response.css('span.border_right_None::text').extract_first() + item['job_des'] = response.css('div.des *::text').extract_first() + item['com_jiesao'] = response.css('div.comp_intro *::text').extract_first() + item['com_name2'] = response.css('div.baseInfo_link > a::text').extract_first() + item['job_xinzi'] = response.css('span.pos_salary::text').extract_first() + item['com_url'] = response.css('div.baseInfo_link > a::attr("href")').extract_first() + yield scrapy.Request(url=get_real_url(response, item['com_url']), callback=self.parse_com_info, meta={'item': item}) + + def parse_com_info(self, response): + item = Item() if response.meta.get('item') is None else response.meta.get('item') + item['linkman'] = response.css('div.c_detail_item:nth-child(1) > em::text').extract_first() + item['linkemail'] = response.css('div.c_detail:nth-child(2) > div.c_detail_item:nth-child(2) > em::text').extract_first() + item['site_link'] = response.css('div.c_detail:nth-child(3) > div.c_detail_item:nth-child(2) > em::text').extract_first() + item['linktelpic'] = response.css('div.phone-protect > img::attr("src")').extract_first() + item['com_name'] = response.css('div.nan_title > h2::text').extract_first() + item['com_hangye'] = response.css('div.basic > p:nth-child(3) *::text').extract_first() + item['com_guimo'] = response.css('div.basic > p:nth-child(4) *::text').extract_first() + item['com_manguimo'] = response.css('div.basic > p:nth-child(5) *::text').extract_first() + item['com_fuli'] = response.css('div.welfare > div.w_label > span::text').extract_first() + item['com_teshe'] = response.css('div.feature > div.w_label > span::text').extract_first() + item['com_dec'] = response.css('div.introduction_box > p *::text').extract_first() + item['com_fanwei'] = response.css('div.buiness > div.b_detail > p:nth-child(8) *::text').extract_first() + item['com_address'] = response.css('div.buiness > div.b_detail > p:nth-child(9) *::text').extract_first() + item['com_add'] = response.css('p.a_address::text').extract_first() + yield item + + diff --git a/scrapy.cfg b/scrapy.cfg new file mode 100644 index 0000000..a78d91e --- /dev/null +++ b/scrapy.cfg @@ -0,0 +1,11 @@ +# Automatically created by: scrapy startproject +# +# For more information about the [deploy] section see: +# https://scrapyd.readthedocs.io/en/latest/deploy.html + +[settings] +default = config_spider.settings + +[deploy] +#url = http://localhost:6800/ +project = config_spider