78 行
2.3 KiB
Crystal
78 行
2.3 KiB
Crystal
def fetch_trending(trending_type, proxies, region, locale)
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client = make_client(YT_URL)
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headers = HTTP::Headers.new
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headers["User-Agent"] = "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.106 Safari/537.36"
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region ||= "US"
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region = region.upcase
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trending = ""
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plid = nil
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if trending_type && trending_type != "Default"
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trending_type = trending_type.downcase.capitalize
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response = client.get("/feed/trending?gl=#{region}&hl=en", headers).body
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yt_data = response.match(/window\["ytInitialData"\] = (?<data>.*);/)
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if yt_data
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yt_data = JSON.parse(yt_data["data"].rchop(";"))
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else
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raise translate(locale, "Could not pull trending pages.")
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end
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tabs = yt_data["contents"]["twoColumnBrowseResultsRenderer"]["tabs"][0]["tabRenderer"]["content"]["sectionListRenderer"]["subMenu"]["channelListSubMenuRenderer"]["contents"].as_a
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url = tabs.select { |tab| tab["channelListSubMenuAvatarRenderer"]["title"]["simpleText"] == trending_type }[0]?
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if url
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url["channelListSubMenuAvatarRenderer"]["navigationEndpoint"]["commandMetadata"]["webCommandMetadata"]["url"]
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url = url["channelListSubMenuAvatarRenderer"]["navigationEndpoint"]["commandMetadata"]["webCommandMetadata"]["url"].as_s
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url += "&disable_polymer=1&gl=#{region}&hl=en"
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trending = client.get(url).body
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plid = extract_plid(url)
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else
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trending = client.get("/feed/trending?gl=#{region}&hl=en&disable_polymer=1").body
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end
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else
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trending = client.get("/feed/trending?gl=#{region}&hl=en&disable_polymer=1").body
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end
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trending = XML.parse_html(trending)
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nodeset = trending.xpath_nodes(%q(//ul/li[@class="expanded-shelf-content-item-wrapper"]))
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trending = extract_videos(nodeset)
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return {trending, plid}
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end
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def extract_plid(url)
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wrapper = HTTP::Params.parse(URI.parse(url).query.not_nil!)["bp"]
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wrapper = URI.unescape(wrapper)
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wrapper = Base64.decode(wrapper)
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# 0xe2 0x02 0x2e
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wrapper += 3
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# 0x0a
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wrapper += 1
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# Looks like "/m/[a-z0-9]{5}", not sure what it does here
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item_size = wrapper[0]
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wrapper += 1
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item = wrapper[0, item_size]
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wrapper += item.size
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# 0x12
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wrapper += 1
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plid_size = wrapper[0]
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wrapper += 1
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plid = wrapper[0, plid_size]
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wrapper += plid.size
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plid = String.new(plid)
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return plid
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end
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