Class: LyricWiki

Inherits:
MediaWikiLyrics show all
Defined in:
lib/lyrics/lyrics_LyricWiki.rb

Instance Attribute Summary

Attributes inherited from MediaWikiLyrics

#password, #username

Attributes inherited from Lyrics

#cleanup_lyrics

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from MediaWikiLyrics

#authorized?, #build_album_art_description, #build_album_art_name, #build_album_edit_url, build_album_edit_url, #build_album_link, build_album_link, #build_album_page, #build_album_rawdata_url, build_album_rawdata_url, #build_album_search_url, build_album_search_url, #build_album_url, build_album_url, build_date, #build_link, build_link, #build_lyrics_fetch_data, #build_rawdata_url, build_rawdata_url, build_song_add_url, #build_song_add_url, #build_song_edit_url, build_song_edit_url, build_song_link, #build_song_link, #build_song_page, build_song_rawdata_url, #build_song_rawdata_url, build_song_search_url, #build_song_search_url, #build_song_url, build_song_url, #build_suggestions_fetch_data, #build_tracks, #build_url, build_url, cleanup_article, #cleanup_article, #cleanup_title_token, cleanup_title_token, #cleanup_title_token!, #control_page, fetch_content_page, #fetch_content_page, #fetch_lyrics_page, #find_album_art_name, find_album_art_url, #find_album_art_url, find_album_page_url, #find_album_page_url, find_song_page_url, #find_song_page_url, #get_session_params, get_sort_letter, #get_sort_letter, get_sort_name, #get_sort_name, get_sort_name!, #get_sort_name!, #initialize, #logged_in?, #login, #logout, #lyrics_from_url, #lyrics_page_valid?, parse_album_link, #parse_album_link, #parse_album_url, parse_album_url, parse_date, #parse_link, parse_link, #parse_search_results, #parse_song_link, parse_song_link, parse_song_url, #parse_song_url, #parse_suggestions, #parse_template, parse_template, #parse_url, parse_url, prepare_image_file, #prepare_image_file, #restore_session, #restore_session_params, #save_session, #submit_album_page, #submit_page, #submit_redirect_page, #submit_song_page, #upload_cover_image, #upload_file, #version, version

Methods inherited from Lyrics

build_google_feeling_lucky_url, #build_google_feeling_lucky_url, #build_lyrics_fetch_data, #build_song_add_url, build_song_add_url, #build_suggestions_fetch_data, #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, 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 MediaWikiLyrics

Class Method Details

.build_album_art_description(artist, album, year, cleanup = true) ⇒ Object 



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# File 'lib/lyrics/lyrics_LyricWiki.rb', line 249

def LyricWiki.build_album_art_description( artist, album, year, cleanup=true )
  if cleanup
    artist = cleanup_title_token( artist )
    album = cleanup_title_token( album )
  end
  return \
  "{{Albumcover/Upload|\n" \
  "|artist = #{artist}\n" \
  "|album  = #{album}\n" \
  "|year   = #{year}\n" \
  "}}\n"
end

.build_album_art_name(artist, album, year, extension = "jpg", cleanup = true) ⇒ Object 



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# File 'lib/lyrics/lyrics_LyricWiki.rb', line 240

def LyricWiki.build_album_art_name( artist, album, year, extension="jpg", cleanup=true )
  if cleanup
    artist = cleanup_title_token( artist )
    album = cleanup_title_token( album )
  end
  album_art_name = "#{artist} - #{album}#{Strings.empty?( extension ) ? "" : ".#{extension.strip()}"}".gsub( " ", "_" )
  return Strings.remove_invalid_filename_chars( album_art_name )
end

.build_album_page(reviewed, artist, album, year, month, day, tracks, album_art) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/lyrics/lyrics_LyricWiki.rb', line 178

def LyricWiki.build_album_page( reviewed, artist, album, year, month, day, tracks, album_art )

  raise ArgumentError if Strings.empty?( artist ) || Strings.empty?( album ) || Strings.empty?( tracks )

  f_letter = get_first_letter( album )

  contents = \
  "{{Album\n" \
  "|Artist   = #{artist}\n" \
  "|Album    = #{album}\n" \
  "|fLetter  = #{f_letter}\n" \
  "|Released = #{year}\n" \
  "|Length   = #{year}\n" \
  "|Cover    = #{album_art}\n" \
  "|star     = #{reviewed ? "Black" : "Green"}\n" \
  "}}\n"

  return \
  "#{contents}\n" \
  "#{tracks.strip()}\n" \
  "\n" \
  "{{AlbumFooter\n" \
  "|artist=#{artist}\n" \
  "|album=#{album}\n" \
  "}}\n"
end

.build_song_page(reviewed, artist, title, album, year, credits, lyricist, lyrics) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/lyrics/lyrics_LyricWiki.rb', line 205

def LyricWiki.build_song_page( reviewed, artist, title, album, year, credits, lyricist, lyrics )

  raise ArgumentError if artist == nil || title == nil

  f_letter = get_first_letter( title )
  year = year.to_i() > 1900 ? year.to_s() : "????"

  lyrics = lyrics.gsub(
    /<ruby><rb>([^<]*)<\/rb><rp>\(<\/rp><rt>([^<]*)<\/rt><rp>\)<\/rp><\/ruby>/,
    "{{ruby|\1|\2}}"
  ) if lyrics

  song_album = Strings.empty?( album ) ? "" : "#{album} (#{year})"
  song_star = reviewed ? "Black" : "Green"

  song_credits = ""
  song_credits << "==Credits==\n" if ! Strings.empty?( credits ) || ! Strings.empty?( lyricist )
  song_credits << "*Composer: #{credits}\n" if ! Strings.empty?( credits )
  song_credits << "*Lyrics by: #{lyricist}\n" if ! Strings.empty?( lyricist )

  return \
  "{{Song|#{song_album}|#{artist}|star=#{song_star}}\n\n" \
  "<lyric>\n#{Strings.empty?( lyrics ) ? "{{instrumental}}" : lyrics}\n</lyric>\n\n" \
  "#{song_credits}\n" \
  "{{SongFooter\n" \
  "|fLetter=#{f_letter}\n" \
  "|artist=#{artist}\n" \
  "|song=#{title}\n" \
  "|album=#{album}\n" \
  "|language=\n" \
  "|iTunes=\n" \
  "}}\n"

end

.build_tracks(album_data) ⇒ Object 



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# File 'lib/lyrics/lyrics_LyricWiki.rb', line 164

def LyricWiki.build_tracks( album_data )
  ret = ""
  tracks.each() do |track|
    track_artist = cleanup_title_token( track.artist )
    track_title  = cleanup_title_token( track.title )
    tc_track_title = Strings.titlecase( track_title )
    # artist_param = (album_artist == "(Various Artists)" || album_artist == "Various Artists") ? "by" : "artist"
    # ret += "# {{track|title=#{track_title}|#{artist_param}=#{track_artist}}}\n"
    # ret += "# {{track|title=#{track_title}|#{artist_param}=#{track_artist}|display=#{tc_track_title}}}\n"
    ret += "# '''[[#{track_artist}:#{track_title}|#{tc_track_title}]]'''\n"
  end
  return ret
end

.cleanup_title_token!(title, downcase = false) ⇒ Object 



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# File 'lib/lyrics/lyrics_LyricWiki.rb', line 317

def LyricWiki.cleanup_title_token!( title, downcase=false )
  title.gsub!( /\[[^\]\[]*\]/, "" )
  title.gsub!( /[\[|\]].*$/, "" )
  title.gsub!( /`|´|’/, "'" )
  title.gsub!( /''|«|»/, "\"" )
  title.squeeze!( " " )
  title.strip!()
  title.gsub!( "+", "and" )
  Strings.titlecase!( title, false, downcase )
  return title
end

.control_page ⇒ Object 



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# File 'lib/lyrics/lyrics_LyricWiki.rb', line 39

def LyricWiki.control_page()
  return "LyricWiki:Wiki-Lyrics"
end

.find_album_art_name(artist, album, year) ⇒ Object 



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# File 'lib/lyrics/lyrics_LyricWiki.rb', line 262

def LyricWiki.find_album_art_name( artist, album, year )

  normalized_artist = cleanup_title_token( artist )
  Strings.remove_invalid_filename_chars!( normalized_artist )
  Strings.normalize!( normalized_artist )
  normalized_artist.gsub!( " ", "" )

  normalized_album = cleanup_title_token( album )
  Strings.remove_invalid_filename_chars!( normalized_album )
  Strings.normalize!( normalized_album )
  normalized_album.gsub!( " ", "" )

  artist = cleanup_title_token( artist )
  Strings.remove_invalid_filename_chars!( artist )
  search_url = "http://#{site_host()}/index.php?ns6=1&search=#{CGI.escape( artist )}&searchx=Search&limit=500"
  response, search_url = HTTP.fetch_page_get( search_url )

  return nil if response == nil || response.body() == nil

  candidates = []
  parse_search_results( response.body(), true ).each() do |result|

    next if result["title"].index( "Image:" ) != 0

    normalized_title = Strings.normalize( result["title"] )
    normalized_title.gsub!( " ", "" )

    matches = 0
    idx1 = normalized_title.index( normalized_artist )
    matches += 1 if idx1
    idx1 = idx1 ? idx1 + normalized_artist.size : 0
    idx2 = normalized_title.index( normalized_album, idx1 )
    matches += 2 if idx2

    candidates.insert( -1, [ matches, result["title"] ] ) if matches > 1
  end

  if candidates.size > 0
    candidates.sort!() { |x,y| y[0] <=> x[0] }
    return URI.decode( candidates[0][1].slice( "Image:".size..-1 ).gsub( " ", "_" ) )
  else
    return nil
  end
end

.get_first_letter(title) ⇒ Object 



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# File 'lib/lyrics/lyrics_LyricWiki.rb', line 307

def LyricWiki.get_first_letter( title )
  if title.index( /^[a-zA-Z]/ ) == 0
    return title.slice( 0, 1 )
  elsif title.index( /^[0-9]/ ) == 0
    return "0-9"
  else
    return "Symbol"
  end
end

.parse_search_results(page_body, content_matches = true) ⇒ Object 



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# File 'lib/lyrics/lyrics_LyricWiki.rb', line 138

def LyricWiki.parse_search_results( page_body, content_matches=true )

  results = []
  return results if page_body == nil || ! content_matches

  page_body.tr_s!( " \n\r\t", " " )
  page_body.gsub!( /\ ?<\/?span[^>]*> ?/, "" )

  return results if ! page_body.sub!( /^.*<h1 class="firstHeading">Search results<\/h1>/, "" )

  return results if ! page_body.gsub!( /<form id="powersearch" method="get" action="[^"]+">.*$/, "" )
  page_body.gsub!( /<\/[uo]l> ?<p( [^>]*|)>View \(previous .*$/, "" )

  page_body.split( "<li>" ).each() do |entry|
    if (md = /<a href="([^"]*index\.php\/|[^"]*index\.php\?title=|\/)([^"]*)" title="([^"]+)"/.match( entry ))
      result = {
        @@SEARCH_RESULT_URL => "http://#{site_host()}/index.php?title=#{md[2]}",
        @@SEARCH_RESULT_TITLE => md[3]
      }
      results << result if ! content_matches || ! results.include?( result )
    end
  end

  return results
end

.site_host ⇒ Object 



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# File 'lib/lyrics/lyrics_LyricWiki.rb', line 31

def LyricWiki.site_host()
  return "lyricwiki.org"
end

.site_name ⇒ Object 



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# File 'lib/lyrics/lyrics_LyricWiki.rb', line 35

def LyricWiki.site_name()
  return "LyricWiki"
end

Instance Method Details

#parse_lyrics(response, page_body) ⇒ Object 



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# File 'lib/lyrics/lyrics_LyricWiki.rb', line 43

def parse_lyrics( response, page_body )

  page_body.gsub!( /’|�/, "'" ) # replace bizarre characters with apostrophes

  custom_data = {}
  custom_data["reviewed"] = (/\[\[Category:[Rr]eview[_ ]Me\]\]/.match( page_body ) == nil)

  # search album, year and artist information
  if (md = /\{\{\s*[Ss]ong\s*\|.*$/.match( page_body ))
    unnamed_params_names = { 1 => "album_and_year", 2 => "artist" }
    template_data = parse_template( md[0] )
    template_data["params"].each() do |key, value|
      if (key = unnamed_params_names[key]) && value.is_a?( String )
        custom_data[key] = value
      end
    end
    if custom_data["reviewed"] && template_data["params"]["star"] == "Green"
      custom_data["reviewed"] = false
    end
  elsif (md = /On (''')?\[\[[^\|]+\|([^\|]+)\]\](''')? by (''')?\[\[([^\]]+)\]\](''')?/.match( page_body ))
    custom_data["album_and_year"] = md[2]
    custom_data["artist"] = md[5]
  end

  if custom_data.include?( "album_and_year" )
    if (md = /^(.+) \(([\?0-9]{4,4})\)$/.match( custom_data["album_and_year"] ))
      response.album = md[1]
      response.year = md[2] if md[2].to_i() > 1900
    end
  end

  # search title information (and other information that hasn't been found yet)
  if (md = /\{\{\s*[Ss]ongFooter\s*\|.*$/.match( page_body ))
    template_data = parse_template( md[0] )
    template_data["params"].each() do |key, value|
      custom_data[key.to_s()] = value if value.is_a?( String )
    end
  elsif (md = /\[[^\s\]]+ ([^\]]+)\] on Amazon$/.match( page_body ))
    custom_data["song"] = md[1].strip()
  end

  if (md = /\*?\s*Composer: *([^\n]+)/.match( page_body ))
    custom_data["credits"] = md[1].strip()
  end

  if (md = /\*?\s*Lyrics by: *([^\n]+)/.match( page_body ))
    custom_data["lyricist"] = md[1].strip()
  end

  response.artist = custom_data["artist"] if custom_data.include?( "artist" )
  response.title = custom_data["song"] if custom_data.include?( "song" )
  response.album = custom_data["album"] if custom_data.include?( "album" )

  if (md = /<lyrics?>(.*)<\/lyrics?>/im.match( page_body ))
    page_body = md[1]
    if /\s*\{\{[Ii]nstrumental\}\}\s*/.match( page_body )
      page_body = "<tt>(Instrumental)</tt>"
    else
      page_body.gsub!( /[ \t]*[\r\n][ \t]*/m, "\n" )
    end
  else
    if /\s*\{\{[Ii]nstrumental\}\}\s*/.match( page_body )
      page_body = "<tt>(Instrumental)</tt>"
    else
      page_body.gsub!( /\{\{.*\}\}\n?/, "" )
      page_body.gsub!( /\[\[Category:.*\]\]\n?/, "" )
      page_body.gsub!( /On '''\[\[.*?\n/i, "" )
      page_body.gsub!( /By '''\[\[.*?\n/i, "" )
      page_body.gsub!( /\ *== *Credits *==.*$/im, "" )
      page_body.gsub!( /\ *== *(External *Links|Links) *==.*$/im, "" )
      page_body = page_body.split( "\n" ).collect() do |line|
        if line.index( /\s/ ) == 0
          "\n" + line
        else
          line
        end
      end.join( "" )
      page_body.gsub!( /\s*<br ?\/?>\s*/i, "\n" )
    end
  end

  response.custom_data = custom_data

  if ! Strings.empty?( page_body )
    # expand ruby tags:
    page_body.gsub!( /\{\{ruby\|([^\|]*)\|([^\}]*)\}\}/, "<ruby><rb>\1</rb><rp>(</rp><rt>\2</rt><rp>)</rp></ruby>" )
    # take care of multiple lyrics tags:
    page_body.gsub!( /(\{\|\s*\|-\s*\||\|\|)\s*==\s*([^=]+)\s*==/, "<br/><b>\2</b>" )
    page_body.gsub!( /\s*==\s*([^=]+)\s*==/, "\n<br/><b>\\1</b>" )
    page_body.gsub!( /<\/?lyric>/i, "" )
    response.lyrics = page_body
  end

end