Add engagement rating, rating, likes, dislikes, and form of logging (primitive but in the hope of reverse-engineering requests)
This commit is contained in:
Omar Roth
parent
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commit
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@ -6,7 +6,7 @@ shards:
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kemal:
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github: kemalcr/kemal
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version: 0.21.0
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commit: 8cb9770ec3c6cf5897e644229dad8d0b5c360941
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kilt:
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github: jeromegn/kilt
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@ -11,6 +11,7 @@ targets:
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dependencies:
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kemal:
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github: kemalcr/kemal
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branch: master
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pg:
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github: will/crystal-pg
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90
src/visor.cr
90
src/visor.cr
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@ -3,93 +3,63 @@ require "json"
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require "kemal"
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require "pg"
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require "xml"
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require "./url_encoded"
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macro templated(filename)
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render "views/#{{{filename}}}.ecr", "views/layout.ecr"
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end
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# pg = DB.open("postgres://kemal@visor/dev")
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alias Type = String | Hash(String, Type)
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def object_to_hash(value)
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object = {} of String => Type
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items = value.split("&")
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items.each do |item|
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key, value = item.split("=")
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value = URI.unescape(value)
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object[key] = parse_uri(value)
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end
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return object
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end
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def array_to_hash(value)
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array = {} of String => Type
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items = value.split(",")
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count = 0
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items.each do |item|
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array[count.to_s] = parse_uri(item)
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count += 1
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end
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return array
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end
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def parse_uri(value)
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if value.starts_with?("http") || value.starts_with?("[")
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return value
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else
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if value.includes?(",")
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return array_to_hash(value)
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elsif value.includes?("&")
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return object_to_hash(value)
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else
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return value
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end
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end
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end
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context = OpenSSL::SSL::Context::Client.insecure
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client = HTTP::Client.new("www.youtube.com", 443, context)
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fmt_file = File.open("temp/fmt_stream")
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get "/" do |env|
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templated "index"
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end
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get "/watch/:video_id" do |env|
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video_id = env.params.url["video_id"]
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video_info_encoded = HTTP::Client.get("https://www.youtube.com/get_video_info?video_id=#{video_id}&el=info&ps=default&eurl=&gl=US&hl=en", nil, nil, tls = context).body
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video_info = object_to_hash(video_info_encoded)
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body = client.get("/watch?v=#{video_id}").body
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doc = XML.parse(body)
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client = HTTP::Client.new("www.youtube.com", 443, context)
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video_info = client.get("/get_video_info?video_id=#{video_id}&el=info&ps=default&eurl=&gl=US&hl=en").body
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video_info = HTTP::Params.parse(video_info)
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pageContent = client.get("/watch?v=#{video_id}").body
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doc = XML.parse(pageContent)
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fmt_stream = [] of HTTP::Params
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video_info["url_encoded_fmt_stream_map"].split(",") do |string|
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fmt_stream << HTTP::Params.parse(string)
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end
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File.write("temp/#{video_id}", video_info)
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File.write("temp/#{video_id}_manifest", video_info["dashmpd"])
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File.open("temp/#{video_id}_fmt_stream_0", "a+").puts fmt_stream[0]["url"]
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File.open("temp/#{video_id}_fmt_stream_1", "a+").puts fmt_stream[1]["url"]
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File.open("temp/#{video_id}_fmt_stream_2", "a+").puts fmt_stream[2]["url"]
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File.open("temp/#{video_id}_fmt_stream_3", "a+").puts fmt_stream[3]["url"]
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fmt_stream.reverse! # We want lowest quality first
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# css query [title="I like this"] > span
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likes = doc.xpath_node(%q(//button[@title="I like this"]/span))
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if likes
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likes = likes.content
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likes = likes.content.delete(",").to_i
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else
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likes = "n/a"
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likes = 1
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end
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# css query [title="I dislike this"] > span
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dislikes = doc.xpath_node(%q(//button[@title="I dislike this"]/span))
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if dislikes
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dislikes.content
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dislikes = dislikes.content.delete(",").to_i
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else
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dislikes = "n/a"
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dislikes = 1
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end
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File.write("video_info/#{video_id}", video_info.to_json)
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engagement = ((dislikes.to_f32 + likes.to_f32)*100 / video_info["view_count"].to_i).to_i
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calculated_rating = likes.to_f32/(likes.to_f32 + dislikes.to_f32)*4 + 1
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templated "watch"
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end
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# get "/listen/:video_id" do |env|
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# video_id = env.params.url["video_id"]
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# video_info_encoded = HTTP::Client.get("https://www.youtube.com/get_video_info?video_id=#{video_id}&el=info&ps=default&eurl=&gl=US&hl=en", nil, nil, tls = context).body
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# video_info = object_to_hash(video_info_encoded)
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# File.write("video_info/#{video_id}", video_info.to_json)
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# templated "listen"
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# end
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public_folder "assets"
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Kemal.run
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@ -1,6 +1,5 @@
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<% title = URI.unescape(video_info["title"].as(String), true) %>
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<h1><%= title %></h1>
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<video style="width: 100%" poster="<%= video_info["iurlhq720"] %>" controls>
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<h1><%= video_info["title"] %></h1>
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<video style="width: 100%" poster="<%= video_info.has_key?("iurlhq720") ? video_info["iurlhq720"] : video_info["iurl"] %>" controls>
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<% video_info["adaptive_fmts"].as(Hash).each do |key, value| %>
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<% url = value["url"] %>
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<% type = value["type"].to_s.split(";")[0] %>
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@ -1,20 +1,23 @@
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<% title = URI.unescape(video_info["title"].as(String), true) %>
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<h1><%= title %></h1>
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<video style="width: 100%" poster="<%= video_info["iurl"] %>" controls>
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<% video_info["url_encoded_fmt_stream_map"].as(Hash).each do |key, value| %>
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<% url = value["url"] %>
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<% type = value["type"]["0"].to_s.split(";")[0] %>
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<source src="<%= url %>" type="<%= type %>">
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<video style="width: 100%" poster="<%= video_info.has_key?("iurlhq720") ? video_info["iurlhq720"] : video_info["iurlmq"] %>" controls>
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<% fmt_stream.each do |fmt| %>
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<source src="<%= fmt["url"] %>" type="<%= fmt["type"].split(";")[0] %>">
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<% end %>
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</video>
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<h1><%= video_info["title"] %></h1>
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<div class="pure-g">
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<div class="pure-u-1 pure-u-md-1-5">
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<p>Likes: <%= likes %></p>
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<p>Dislikes: <%= dislikes %></p>
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<p>+ <%= likes %></p>
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<p>- <%= dislikes %></p>
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</div>
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<div class="pure-u-1 pure-u-md-3-5"></div>
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<div class="pure-u-1 pure-u-md-1-5">
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<div class="pure-u-1 pure-u-md-3-5">
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<p>Views : <%= video_info["view_count"] %></p>
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<p>Rating : <%= video_info["avg_rating"] %></p>
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<p>Calculated Rating : <%= calculated_rating %></p>
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<p>Engagement : <%= engagement %>%</p>
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</div>
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<div class="pure-u-1 pure-u-md-1-5">
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<% fmt_stream.each do |fmt| %>
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<p><%= fmt["quality"] %></p>
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<% end %>
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</div>
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</div>
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@ -38,7 +38,7 @@ https://www.youtube.com/embed/:ID
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https://www.youtube.com/get_video_info?video_id= + video_id +
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&el=info&ps=default&eurl=&gl=US&hl=en"&el=info&ps=default&eurl=&gl=US&hl=en
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&el=info&ps=default&eurl=&gl=US&hl=en
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```
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