Class: YoutubeTranscript2020
- Inherits:
-
Object
- Object
- YoutubeTranscript2020
- Defined in:
- lib/youtube_transcript2020.rb
Overview
Instance Attribute Summary collapse
-
#author ⇒ Object
readonly
Returns the value of attribute author.
-
#id ⇒ Object
readonly
Returns the value of attribute id.
-
#title ⇒ Object
readonly
Returns the value of attribute title.
-
#to_a ⇒ Object
readonly
Returns the value of attribute to_a.
Instance Method Summary collapse
-
#import(obj) ⇒ Object
reads a plain text transcript which has been modified to include headings.
-
#initialize(id = nil, debug: false) ⇒ YoutubeTranscript2020
constructor
A new instance of YoutubeTranscript2020.
-
#to_headings ⇒ Object
Outputs plain text containing the headings including timestamps note: This can be helpful for copyng and pasting directly into a YouTube comment.
-
#to_html ⇒ Object
Outputs HTML containing the embedded video and transcription.
-
#to_keywords(level: 2) ⇒ Object
returns a Hash object containing the frequenecy of each word level: 2 (ignores commond words including stop words) level: 3 (ignores dictionary words).
-
#to_s ⇒ Object
returns the transcript in plain text including timestamps.
- #to_text ⇒ Object
Constructor Details
#initialize(id = nil, debug: false) ⇒ YoutubeTranscript2020
Returns a new instance of YoutubeTranscript2020.
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# File 'lib/youtube_transcript2020.rb', line 17 def initialize(id=nil, debug: false) return unless id @debug = debug @id = id[/https?:\/\//] ? YoutubeID.from(id) : id # Fetching the transcript from the following statement no longer works. # Instead, copy and paste the transcript from the YouTube video page into # a text file and import it. # #s = Net::HTTP.get(URI("http://video.google.com/timedtext?lang=en&v=#{@id}")) #@s = parse(s) unless s.empty? fetch_info(@id) end |
Instance Attribute Details
#author ⇒ Object (readonly)
Returns the value of attribute author.
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# File 'lib/youtube_transcript2020.rb', line 15 def end |
#id ⇒ Object (readonly)
Returns the value of attribute id.
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# File 'lib/youtube_transcript2020.rb', line 15 def id @id end |
#title ⇒ Object (readonly)
Returns the value of attribute title.
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# File 'lib/youtube_transcript2020.rb', line 15 def title @title end |
#to_a ⇒ Object (readonly)
Returns the value of attribute to_a.
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# File 'lib/youtube_transcript2020.rb', line 15 def to_a @to_a end |
Instance Method Details
#import(obj) ⇒ Object
reads a plain text transcript which has been modified to include headings
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# File 'lib/youtube_transcript2020.rb', line 54 def import(obj) s = RXFReader.read(obj).first if s =~ /------+/ then header, body = s.split(/-----+/,2) h = SimpleConfig.new(header).to_h @id, , @title = h[:id], h[:author], h[:title] @s = body elsif File.extname(obj) == '.json' r = JSON.parse(s) @a = r.map {|x| [x['start'], x['text']]} @s = join_sentences(@a) return else body = obj raw_transcript = true end puts 'body: ' + body[0..400] if @debug a = body.lines.map(&:chomp).partition {|x| x =~ /\d+:\d+/ } @a = a[0].zip(a[1]) @s = join_sentences(@a) if raw_transcript end |
#to_headings ⇒ Object
Outputs plain text containing the headings including timestamps note: This can be helpful for copyng and pasting directly into a YouTube comment
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# File 'lib/youtube_transcript2020.rb', line 137 def to_headings() @to_a.select {|, _| =~ / /}.map(&:first) end |
#to_html ⇒ Object
Outputs HTML containing the embedded video and transcription
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# File 'lib/youtube_transcript2020.rb', line 91 def to_html() url = 'https://www.youtube.com/embed/' + @id links = @a.map do |, s| seconds = Subunit.new(units={minutes:60, hours:60}, .split(':').map(&:to_i)).to_i "<li><a href='%s?start=%s&autoplay=1' target='video'>%s</a><p>%s</p></li> " \ % [url, seconds, , s] end puts '@html_embed: ' + .inspect if @debug doc = Rexle.new(.to_s) puts 'before attributes' doc.root.attributes[:name] = 'video' = doc.xml(declaration: false) puts 'embed: ' + .inspect if @debug #embed = @html_embed "<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n <title></title>\n <meta charset=\"utf-8\" />\n</head>\n<body>\n<div style=\"width: 1080px; background: white\">\n<div style=\"float:left; width: 580px; background: white\">\n\#{embed}\n<h1>\#{@title}</h1>\n</div>\n<div style=\"float:right; width: 500px; overflow-y: scroll; height: 400px\">\n<ul>\#{links.join(\"\\n\")}</ul>\n</div>\n\n</div>\n</body>\n</html>\n" end |
#to_keywords(level: 2) ⇒ Object
returns a Hash object containing the frequenecy of each word level: 2 (ignores commond words including stop words) level: 3 (ignores dictionary words)
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# File 'lib/youtube_transcript2020.rb', line 147 def to_keywords(level: 2) Yawc.new(self.to_text(), level: level).to_h end |
#to_s ⇒ Object
returns the transcript in plain text including timestamps
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# File 'lib/youtube_transcript2020.rb', line 42 def to_s() h = {id: @id, title: @title, author: } SimpleConfig.new(h).to_s + "\n#{'-'*78}\n\n" + @s end |
#to_text ⇒ Object
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# File 'lib/youtube_transcript2020.rb', line 48 def to_text() @a.map(&:last).join("\n") end |