Class: Scrobbler::Album

Inherits:
Base
  • Object
show all
Defined in:
lib/scrobbler/album.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Base

connection, fetch_and_parse

Constructor Details

#initialize(artist, name, o = {}) ⇒ Album

Returns a new instance of Album.

Raises:

  • (ArgumentError) 


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# File 'lib/scrobbler/album.rb', line 93

def initialize(artist, name, o={})
  raise ArgumentError, "Artist is required" if artist.blank?
  raise ArgumentError, "Name is required" if name.blank?
  @artist = artist
  @name   = name
  options = {:include_info => false}.merge(o)
  load_info() if options[:include_info]
end

Instance Attribute Details

#artist ⇒ Object

Returns the value of attribute artist.



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# File 'lib/scrobbler/album.rb', line 46

def artist
  @artist
end

#artist_mbid ⇒ Object

Returns the value of attribute artist_mbid.



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# File 'lib/scrobbler/album.rb', line 46

def artist_mbid
  @artist_mbid
end

#chartposition ⇒ Object

needed for weekly album charts



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# File 'lib/scrobbler/album.rb', line 54

def chartposition
  @chartposition
end

#count ⇒ Object

needed on top albums for tag



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# File 'lib/scrobbler/album.rb', line 51

def count
  @count
end

#image_large ⇒ Object

Returns the value of attribute image_large.



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# File 'lib/scrobbler/album.rb', line 47

def image_large
  @image_large
end

#image_medium ⇒ Object

Returns the value of attribute image_medium.



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# File 'lib/scrobbler/album.rb', line 47

def image_medium
  @image_medium
end

#image_small ⇒ Object

Returns the value of attribute image_small.



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# File 'lib/scrobbler/album.rb', line 47

def image_small
  @image_small
end

#mbid ⇒ Object

Returns the value of attribute mbid.



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# File 'lib/scrobbler/album.rb', line 46

def mbid
  @mbid
end

#name ⇒ Object

Returns the value of attribute name.



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# File 'lib/scrobbler/album.rb', line 46

def name
  @name
end

#playcount ⇒ Object

Returns the value of attribute playcount.



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# File 'lib/scrobbler/album.rb', line 46

def playcount
  @playcount
end

#rank ⇒ Object

Returns the value of attribute rank.



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# File 'lib/scrobbler/album.rb', line 46

def rank
  @rank
end

#reach ⇒ Object

Returns the value of attribute reach.



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# File 'lib/scrobbler/album.rb', line 46

def reach
  @reach
end

#release_date ⇒ Object

Returns the value of attribute release_date.



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# File 'lib/scrobbler/album.rb', line 46

def release_date
  @release_date
end

#streamable ⇒ Object

needed on top albums for tag



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# File 'lib/scrobbler/album.rb', line 51

def streamable
  @streamable
end

#tracks ⇒ Object 



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# File 'lib/scrobbler/album.rb', line 127

def tracks
  load_info if @tracks.nil?
  @tracks
end

#url ⇒ Object

Returns the value of attribute url.



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# File 'lib/scrobbler/album.rb', line 46

def url
  @url
end

Class Method Details

.find(artist, name, o = {}) ⇒ Object 



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# File 'lib/scrobbler/album.rb', line 57

def find(artist, name, o={})
  new(artist, name, o)
end

.new_from_xml(xml, doc = nil) ⇒ Object 



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# File 'lib/scrobbler/album.rb', line 61

def new_from_xml(xml, doc=nil)
  name             = (xml).at(:name).inner_html                   if (xml).at(:name)
  name             = xml['name']                                  if name.nil? && xml['name']
  artist           = (xml).at(:artist)['name']                    if (xml).at(:artist) && (xml).at(:artist)['name']
  artist           = (xml).at(:artist).inner_html                 if artist.nil? && (xml).at(:artist)
  artist           = doc.root['artist']                           if artist.nil? && doc.root['artist']
  a                = Album.new(artist, name)
  a.artist_mbid    = (xml).at(:artist)['mbid']                    if (xml).at(:artist) && (xml).at(:artist)['mbid']
  a.artist_mbid    = (xml).at(:artist).at(:mbid).inner_html       if a.artist_mbid.nil? && (xml).at(:artist) && (xml).at(:artist).at(:mbid)
  a.mbid           = (xml).at(:mbid).inner_html                   if (xml).at(:mbid)
  a.playcount      = (xml).at(:playcount).inner_html              if (xml).at(:playcount)
  a.chartposition = (xml).at(:chartposition).inner_html          if (xml).at(:chartposition)
  a.rank           = (xml).at(:rank).inner_html                   if (xml).at(:rank)
  a.url            = (xml/:url).last.inner_html                   if (xml/:url).size > 1
  a.url            = (xml).at(:url).inner_html                    if a.url.nil? && (xml).at(:url)
  a.reach          = (xml).at(:reach).inner_html                  if (xml).at(:reach)
  a.image_large    = (xml).at(:image).at(:large).inner_html       if (xml).at(:image) && (xml).at(:image).at(:large)
  a.image_medium   = (xml).at(:image).at(:medium).inner_html      if (xml).at(:image) && (xml).at(:image).at(:medium)
  a.image_small    = (xml).at(:image).at(:small).inner_html       if (xml).at(:image) && (xml).at(:image).at(:small)
  
  # coverart element used on top albums for tag
  a.image_large    = (xml).at(:coverart).at(:large).inner_html    if a.image_large.nil? && (xml).at(:coverart) && (xml).at(:coverart).at(:large)
  a.image_medium   = (xml).at(:coverart).at(:medium).inner_html   if a.image_medium.nil? && (xml).at(:coverart) && (xml).at(:coverart).at(:medium)
  a.image_small    = (xml).at(:coverart).at(:small).inner_html    if a.image_small.nil? && (xml).at(:coverart) && (xml).at(:coverart).at(:small)
  
  # needed on top albums for tag
  a.count          = xml['count'] if xml['count']
  a.streamable     = xml['streamable'] if xml['streamable']
  a
end

Instance Method Details

#api_path(version = nil) ⇒ Object 



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# File 'lib/scrobbler/album.rb', line 102

def api_path(version=nil)
  "/#{version || API_VERSION}/album/#{CGI::escape(artist)}/#{CGI::escape(name)}"
end

#image(which = :small) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/scrobbler/album.rb', line 132

def image(which=:small)
  which = which.to_s
  raise ArgumentError unless ['small', 'medium', 'large'].include?(which)      
  img_url = instance_variable_get("@image_#{which}")
  if img_url.nil?
    load_info
    img_url = instance_variable_get("@image_#{which}")
  end
  img_url
end

#load_info ⇒ Object 



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# File 'lib/scrobbler/album.rb', line 106

def load_info
  doc           = self.class.fetch_and_parse("#{api_path}/info.xml")
  @reach        = (doc).at(:reach).inner_html
  @url          = (doc).at(:url).inner_html
  @release_date = Time.parse((doc).at(:releasedate).inner_html.strip)
  @image_large  = (doc).at(:coverart).at(:large).inner_html
  @image_medium = (doc).at(:coverart).at(:medium).inner_html
  @image_small  = (doc).at(:coverart).at(:small).inner_html
  @mbid         = (doc).at(:mbid).inner_html
  @tracks       = (doc/:track).inject([]) do |tracks, track|
    t             = Track.new(artist, track['title'])
    t.artist_mbid = artist_mbid
    t.album       = name
    t.album_mbid  = mbid
    t.url         = (track).at(:url).inner_html
    t.reach       = (track).at(:reach).inner_html
    tracks << t
    tracks
  end
end