Scrapy splash log-in

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余生分开走
余生分开走 2021-02-04 21:06

I used to use splash form request to login in one of the site. However, developers changed it, added more javascript, and I can\'t figure out what I\'m doing wrong. I added jav

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  • 2021-02-04 21:15

    Borrowed idea from this topic

    enter Scrapy + splash: can't select element

    Instead using formdata to login, use splash and detect page's elements one by one

    class MySpider(scrapy.Spider):
    name = "lost"
    allowed_domains = ["mydomain"]
    start_urls = ['myurl']
    req = 10
    series = {}
    
    
    
    
    
    def start_requests(self):                               
        script = """
        function main(splash)
            local url = splash.args.url
            assert(splash:go(url))
            assert(splash:wait(10))
    
            splash:set_viewport_full()
    
            local search_input = splash:select('input[name=mail]')   
            search_input:send_text("email")
            local search_input = splash:select('input[name=pass]')
            search_input:send_text("password")
            assert(splash:wait(5))
            local submit_button = splash:select('input[class^=primary-btn]')
            submit_button:click()
    
            assert(splash:wait(10))
    
            return {
                html = splash:html(),
                png = splash:png(),
            }
          end
        """
        yield SplashRequest(
            'myurl',
            callback = self.after_login,      ###inserting callabck
            endpoint='execute',
            args={
            'lua_source': script,
            'ua': "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.106 Safari/537.36"
            }
                            )
    
    def parse(self, response):
        script = response.body
    
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