Class: SeekLyrics

Inherits:
Lyrics show all
Defined in:
lib/lyrics/lyrics_SeekLyrics.rb

Constant Summary collapse

@@white_chars = 
"'\"¿?¡!()[].,;:-/& "

Instance Attribute Summary

Attributes inherited from Lyrics

#cleanup_lyrics

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Lyrics

build_google_feeling_lucky_url, #build_google_feeling_lucky_url, #build_song_add_url, #decrease_tabulation_level, #fetch_lyrics_page, #fetch_suggestions_page, #increase_tabulation_level, #initialize, #known_url?, known_url?, #log, #log?, #logger=, #lyrics_direct_search, #lyrics_from_suggestions, #lyrics_from_url, #lyrics_full_search, #lyrics_page_valid?, #lyrics_test_data, #notify, #site_host, #site_name, #suggestions, #suggestions_page_valid?, suggestions_test_data, #suggestions_test_data, #verbose_log?

Constructor Details

This class inherits a constructor from Lyrics

Class Method Details

.build_song_add_url(request) ⇒ Object 



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# File 'lib/lyrics/lyrics_SeekLyrics.rb', line 46

def SeekLyrics.build_song_add_url( request )
  return "http://#{site_host()}/submit.php"
end

.lyrics_test_data ⇒ Object 



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# File 'lib/lyrics/lyrics_SeekLyrics.rb', line 37

def SeekLyrics.lyrics_test_data()
  return [
    Request.new( "Nirvana", "Smells Like Teen Spirit", "Nevermind" ),
    Request.new( "Radiohead", "Optimistic", "Kid A" ),
    Request.new( "Massive Attack", "Protection", "Protection" ),
    Request.new( "Portishead", "Wandering Star", "Dummy" ),
  ]
end

.site_host ⇒ Object 



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# File 'lib/lyrics/lyrics_SeekLyrics.rb', line 29

def SeekLyrics.site_host()
  return "www.seeklyrics.com"
end

.site_name ⇒ Object 



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# File 'lib/lyrics/lyrics_SeekLyrics.rb', line 33

def SeekLyrics.site_name()
  return "Seek Lyrics"
end

Instance Method Details

#build_lyrics_fetch_data(request) ⇒ Object 



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# File 'lib/lyrics/lyrics_SeekLyrics.rb', line 57

def build_lyrics_fetch_data( request )
  artist = cleanup_token( request.artist.gsub( /^the /i, "" ) )
  title = cleanup_token( request.title )
  return FetchPageData.new( "http://#{site_host()}/lyrics/#{artist}/#{title}.html", nil, { "Cookie"=>"pass=deleted" } )
end

#build_suggestions_fetch_data(request) ⇒ Object 



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# File 'lib/lyrics/lyrics_SeekLyrics.rb', line 83

def build_suggestions_fetch_data( request )
  artist = cleanup_token( request.artist.gsub( /^the /i, "" ) )
  return FetchPageData.new( "http://#{site_host()}/lyrics/#{artist}/showall.html", nil, { "Cookie"=>"pass=deleted" } )
end

#cleanup_token(token) ⇒ Object 



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# File 'lib/lyrics/lyrics_SeekLyrics.rb', line 50

def cleanup_token( token )
  token = token.tr( @@white_chars, " " )
  token.strip!()
  token.tr!( " ", "-" )
  return token
end

#parse_lyrics(response, page_body) ⇒ Object 



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# File 'lib/lyrics/lyrics_SeekLyrics.rb', line 63

def parse_lyrics( response, page_body )

  page_body = Strings.latin12utf8( page_body )
  page_body.tr_s!( " \n\r\t", " " )
  page_body.tr_s!( "’", "'" )

  if (md = /<b><h2>([^<-]+) - ([^<]+) Lyrics<\/h2><\/b>/i.match( page_body ))
    response.artist, response.title = md[1].strip(), md[2].strip()
  end

  return if ! page_body.sub!( /^(.*)<a href="http:\/\/www\.ringtonematcher\.com.*$/i, "\\1" )
  return if ! page_body.sub!( /^.*<img src="\/images\/phone-right\.gif" [^<]+><\/a>/i, "" )

  page_body.gsub!( /\ ?<br ?\/?> ?/i, "\n" )
  page_body.strip!()

  response.lyrics = page_body

end

#parse_suggestions(request, page_body, page_url) ⇒ Object 



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# File 'lib/lyrics/lyrics_SeekLyrics.rb', line 88

def parse_suggestions( request, page_body, page_url )

  page_body = Strings.latin12utf8( page_body )
  page_body.tr_s!( " \n\r\t", " " )
  page_body.tr_s!( "’", "'" )

  suggestions = []

  return suggestions if ! page_body.gsub!( /.*<tr><td width="50%"><\/td><td width="50%"><\/td><\/tr>/, "" )
  return suggestions if ! page_body.gsub!( /<\/table>.*$/, "" )

  page_body.split( /<td>&nbsp;-&nbsp;&nbsp;/i ).each() do |entry|
    if (md = /<a href="([^"]+)"[^>]*>([^<]+)<\/a><\/td>/i.match( entry ))
      suggestions << Suggestion.new( request.artist, md[2], "http://#{site_host()}#{md[1]}" )
    end
  end

  return suggestions

end