Freshen up for the big dance

This commit is contained in:
Omar Roth 2018-01-14 21:16:09 -06:00
parent 60c618942f
commit 38cff5a752
5 changed files with 92 additions and 103 deletions

View file

@ -1,5 +1,5 @@
a.link { a.link {
color: #222; color: #333;
text-decoration: none; text-decoration: none;
} }

View file

@ -25,7 +25,7 @@ class Video
module XMLConverter module XMLConverter
def self.from_rs(rs) def self.from_rs(rs)
XML.parse(rs.read(String)) XML.parse_html(rs.read(String))
end end
end end
@ -49,7 +49,7 @@ class Video
}, },
html: { html: {
type: XML::Node, type: XML::Node,
default: XML.parse(""), default: XML.parse_html(""),
converter: Video::XMLConverter, converter: Video::XMLConverter,
}, },
updated: Time, updated: Time,
@ -69,20 +69,24 @@ def ci_lower_bound(pos, n)
return (phat + z*z/(2*n) - z * Math.sqrt((phat*(1 - phat) + z*z/(4*n))/n))/(1 + z*z/n) return (phat + z*z/(2*n) - z * Math.sqrt((phat*(1 - phat) + z*z/(4*n))/n))/(1 + z*z/n)
end end
def fetch_video(id) def get_client
# Grab connection from pool
while POOL.empty? while POOL.empty?
sleep rand(0..10).milliseconds sleep rand(0..10).milliseconds
end end
client = POOL.pop return POOL.pop
end
def fetch_video(id)
# Grab connection from pool
client = get_client
# client = HTTP::Client.new("www.youtube.com", 443, CONTEXT) # client = HTTP::Client.new("www.youtube.com", 443, CONTEXT)
info = client.get("/get_video_info?video_id=#{id}&el=info&ps=default&eurl=&gl=US&hl=en").body info = client.get("/get_video_info?video_id=#{id}&el=detailpage&ps=default&eurl=&gl=US&hl=en").body
info = HTTP::Params.parse(info) info = HTTP::Params.parse(info)
html = client.get("/watch?v=#{id}").body html = client.get("/watch?v=#{id}").body
html = XML.parse(html) html = XML.parse_html(html)
if info["reason"]? if info["reason"]?
raise info["reason"] raise info["reason"]
@ -119,6 +123,7 @@ end
get "/watch" do |env| get "/watch" do |env|
id = env.params.query["v"] id = env.params.query["v"]
listen = env.params.query["listen"]? || "false"
begin begin
video = get_video(id) video = get_video(id)
@ -127,14 +132,7 @@ get "/watch" do |env|
next templated "error" next templated "error"
end end
query = HTTP::Params.parse(env.request.query.not_nil!) player_response = JSON.parse(video.info["player_response"])
if query["listen"]? && query["listen"] == "true"
query.delete_all("listen")
listen = true
else
query["listen"] = "true"
listen = false
end
fmt_stream = [] of HTTP::Params fmt_stream = [] of HTTP::Params
video.info["url_encoded_fmt_stream_map"].split(",") do |string| video.info["url_encoded_fmt_stream_map"].split(",") do |string|
@ -148,83 +146,65 @@ get "/watch" do |env|
adaptive_fmts << HTTP::Params.parse(string) adaptive_fmts << HTTP::Params.parse(string)
end end
related_videos = video.html.xpath_nodes(%q(//li/div/a[contains(@class,"content-link")]/@href))
if related_videos.empty?
related_videos = video.html.xpath_nodes(%q(//ytd-compact-video-renderer/div/a/@href))
end
related_videos_list = [] of Video
related_videos.each do |related_video|
related_id = related_video.content.split("=")[1]
begin
related_videos_list << get_video(related_id, false)
rescue ex
p "#{related_id}: #{ex.message}"
end
end
likes = video.html.xpath_node(%q(//button[@title="I like this"]/span)) likes = video.html.xpath_node(%q(//button[@title="I like this"]/span))
if likes likes = likes ? likes.content.delete(",").to_i : 1
likes = likes.content.delete(",").to_i
else
likes = 1
end
dislikes = video.html.xpath_node(%q(//button[@title="I dislike this"]/span)) dislikes = video.html.xpath_node(%q(//button[@title="I dislike this"]/span))
if dislikes dislikes = dislikes ? dislikes.content.delete(",").to_i : 1
dislikes = dislikes.content.delete(",").to_i
else
dislikes = 1
end
description = video.html.xpath_node(%q(//p[@id="eow-description"])) description = video.html.xpath_node(%q(//p[@id="eow-description"]))
if description description = description ? description.to_xml : "Could not load description"
description = description.to_xml
else
description = ""
end
views = video.info["view_count"].to_i64 views = video.info["view_count"].to_i64
rating = video.info["avg_rating"].to_f64 rating = video.info["avg_rating"].to_f64
likes = likes.to_f engagement = ((dislikes.to_f + likes.to_f)/views * 100)
dislikes = dislikes.to_f calculated_rating = (likes.to_f/(likes.to_f + dislikes.to_f) * 4 + 1)
views = views.to_f
engagement = ((dislikes + likes)/views * 100) rvs = [] of Hash(String, String)
calculated_rating = (likes/(likes + dislikes) * 4 + 1) video.info["rvs"].split(",").each do |rv|
rvs << HTTP::Params.parse(rv).to_h
end
templated "watch" templated "watch"
end end
get "/search" do |env| get "/search" do |env|
query = env.params.query["q"] query = env.params.query["q"]
page = env.params.query["page"]? && env.params.query["page"].to_i? ? env.params.query["page"].to_i : 1
speed = env.params.query["speed"]? && env.params.query["speed"].to_i? ? env.params.query["speed"].to_i : 1
while POOL.empty? client = get_client
sleep rand(0..10).milliseconds
end
client = POOL.pop html = client.get("https://www.youtube.com/results?q=#{URI.escape(query)}&page=#{page}").body
html = XML.parse_html(html)
html = client.get("https://www.youtube.com/results?q=#{URI.escape(query)}&page=1").body videos = Array(Hash(String, String)).new
html = XML.parse(html)
videos = html.xpath_nodes(%q(//div[contains(@class,"yt-lockup-video")]/div/div[contains(@class,"yt-lockup-thumbnail")]/a/@href)) html.xpath_nodes(%q(//div[contains(@class,"yt-lockup-video")]/div)).each do |item|
channels = html.xpath_nodes(%q(//div[contains(@class,"yt-lockup-channel")]/div/div[contains(@class,"yt-lockup-thumbnail")]/a/@href)) video = {} of String => String
if videos.empty? link = item.xpath_node(%q(div/div[@class="yt-lockup-content"]/h3/a/@href))
videos = html.xpath_nodes(%q(//div[contains(@class,"yt-lockup-video")]/div/div[@class="yt-lockup-content"]/h3/a/@href)) if link
channels = html.xpath_nodes(%q(//div[contains(@class,"yt-lockup-channel")]/div[@class="yt-lockup-content"]/h3/a/@href)) video["link"] = link.content
end else
link = item.xpath_node(%q(div[@class="yt-lockup-content"]/h3/a/@href))
videos_list = [] of Video if link
videos.each do |video| video["link"] = link.content
id = video.content.split("=")[1] end
begin
videos_list << get_video(id, false)
rescue ex
p "#{id}: #{ex.message}"
end end
title = item.xpath_node(%q(div/div[@class="yt-lockup-content"]/h3/a))
if title
video["title"] = title.content
else
title = item.xpath_node(%q(div[@class="yt-lockup-content"]/h3/a))
if title
video["title"] = title.content
end
end
videos << video
end end
POOL << client POOL << client

View file

@ -0,0 +1,2 @@
<% content_for "header" do %>
<% end %>

View file

@ -1,17 +1,9 @@
<% content_for "header" do %> <% content_for "header" do %>
<%= query.size > 30 ? query[0,30] + "... - " : query %> <%= query.size > 30 ? query[0,30].chomp("...") + "... - " : query + " - " %>
<% end %> <% end %>
<% videos_list.each do |video| %>
<div class="pure-g"> <% videos.each do |item| %>
<div class="pure-u-1 pure-u-md-1-6"> <p><a class="link" href="<%= item["link"] %>"><%= item["title"] %></a></p>
<a class="link" href="/watch?v=<%= video.id %>">
<img style="width: 90%" src="<%= video.info["thumbnail_url"] %>">
</a>
</div>
<div class="pure-u-1 pure-u-md-5-6">
<a style="width: 100%; height:100%; display: block; position: relative" class="link" href="/watch?v=<%= video.id %>">
<%= video.info["title"] %>
</a>
</div>
</div>
<% end %> <% end %>
<p style="text-align: right"><a href="/search?q=<%= query %>&page=<%= page + 1 %>">Next page</a></p>

View file

@ -1,8 +1,9 @@
<% content_for "header" do %> <% content_for "header" do %>
<%= video.info["title"] + " - " %> <%= video.info["title"] + " - " %>
<% end %> <% end %>
<video style="width: 100%" poster="<%= video.info.has_key?("iurlhq720") ? video.info["iurlhq720"] : video.info["iurlmq"] %>" controls>
<% if listen %> <video style="width: 100%" poster="<%= player_response["videoDetails"]["thumbnail"]["thumbnails"][-1]["url"] %>" controls>
<% if listen == "true" %>
<% adaptive_fmts.each do |fmt| %> <% adaptive_fmts.each do |fmt| %>
<% url = fmt["url"] %> <% url = fmt["url"] %>
<% type = fmt["type"].to_s.split(";")[0] %> <% type = fmt["type"].to_s.split(";")[0] %>
@ -16,29 +17,43 @@
<% end %> <% end %>
<% end %> <% end %>
</video> </video>
<h1><%= video.info["title"] %> <a class="link" href="/watch?<%= query.to_s %>"> <h1>
<i class="fa <%= listen ? "fa-video-camera" : "fa-volume-up" %>" aria-hidden="true"></i> <%= video.info["title"] %>
<% if listen == "true" %>
<a class="link" href="/watch?v=<%= id %>">
<i class="fa fa-video-camera" aria-hidden="true"></i>
</a> </a>
<% else %>
<a class="link" href="/watch?v=<%= id %>&listen=true">
<i class="fa fa-volume-up" aria-hidden="true"></i>
</a>
<% end %>
</h1> </h1>
<div class="pure-g"> <div class="pure-g">
<div class="pure-u-1 pure-u-md-1-5"> <div class="pure-u-1 pure-u-md-1-5">
<p><i class="fa fa-eye" aria-hidden="true"></i> <%= views.to_i %></p> <p><i class="fa fa-eye" aria-hidden="true"></i> <%= views %></p>
<p><i class="fa fa-thumbs-up" aria-hidden="true"></i> <%= likes.to_i %></p> <p><i class="fa fa-thumbs-up" aria-hidden="true"></i> <%= likes %></p>
<p><i class="fa fa-thumbs-down" aria-hidden="true"></i> <%= dislikes.to_i %></p> <p><i class="fa fa-thumbs-down" aria-hidden="true"></i> <%= dislikes %></p>
<p>Wilson Score : <%= ci_lower_bound(likes, likes + dislikes).round(4) %></p> <p id="Wilson">Wilson Score : <%= ci_lower_bound(likes, likes + dislikes).round(4) %></p>
<p>Rating : <%= rating.round(4) %> / 5</p> <p id="Rating">Rating : <%= rating.round(4) %> / 5</p>
<p>Engagement : <%= engagement.round(2) %>%</p> <p id="Engagement">Engagement : <%= engagement.round(2) %>%</p>
<p>Earnings : <%= video.info.has_key?("allowed_ads") ? "~$" + ((views.to_f / 500).round(2)).to_s : "Unmonetized" %></p>
<p>Allowed ads : <br><%= video.info.has_key?("allowed_ads") ? video.info["allowed_ads"] : "Unmonetized" %></p>
</div> </div>
<div class="pure-u-1 pure-u-md-3-5"> <div class="pure-u-1 pure-u-md-3-5">
<p><a class="link" href="https://youtube.com/channel/<%= video.info["ucid"] %>"><%= video.info["author"] %></a></p> <p><a class="link" href="https://youtube.com/channel/<%= video.info["ucid"] %>"><%= video.info["author"] %></a></p>
<p><%= description %></p> <p id="Description"><%= description %></p>
<% rvs.each do |rv| %>
<% rv.each do |value| %>
<p style="word-break: break-all"><%= value[0] %> => <%= value[1] %></p>
<% end %>
<br>
<% end %>
</div> </div>
<div class="pure-u-1 pure-u-md-1-5"> <div class="pure-u-1 pure-u-md-1-5">
<% related_videos_list.each do |video| %> <% rvs.each do |rv| %>
<a class="link" href="/watch?v=<%= video.id %>"><p><%= video.info["title"] %></p></a> <% if rv.has_key?("id") %>
<% end %> <p><a class="link" href="/watch?v=<%= rv["id"] %>"><%= rv["title"] %></a></p>
</div> <% end %>
<% end %>
</div>
</div> </div>
</div> </div>