Zend_Service_Audioscrobbler

Zend_Service

Introduction

Zend_Service_Audioscrobbler is a simple API for using the Audioscrobbler REST Web Service. The Audioscrobbler Web Service provides access to its database of Users, Artists, Albums, Tracks, Tags, Groups, and Forums. The methods of the Zend_Service_Audioscrobbler class begin with one of these terms. The syntax and namespaces of the Audioscrobbler Web Service are mirrored in Zend_Service_Audioscrobbler. For more information about the Audioscrobbler REST Web Service, please visit the Audioscrobbler Web Service site.

Users

In order to retrieve information for a specific user, the setUser() method is first used to select the user for which data are to be retrieved. Zend_Service_Audioscrobbler provides several methods for retrieving data specific to a single user:

userGetProfileInformation(): Returns a SimpleXML object containing the current user's profile information.
userGetTopArtists(): Returns a SimpleXML object containing a list of the current user's most listened to artists.
userGetTopAlbums(): Returns a SimpleXML object containing a list of the current user's most listened to albums.
userGetTopTracks(): Returns a SimpleXML object containing a list of the current user's most listened to tracks.
userGetTopTags(): Returns a SimpleXML object containing a list of tags most applied by the current user.
userGetTopTagsForArtist(): Requires that an artist be set via setArtist(). Returns a SimpleXML object containing the tags most applied to the current artist by the current user.
userGetTopTagsForAlbum(): Requires that an album be set via setAlbum(). Returns a SimpleXML object containing the tags most applied to the current album by the current user.
userGetTopTagsForTrack(): Requires that a track be set via setTrack(). Returns a SimpleXML object containing the tags most applied to the current track by the current user.
userGetFriends(): Returns a SimpleXML object containing the user names of the current user's friends.
userGetNeighbours(): Returns a SimpleXML object containing the user names of people with similar listening habits to the current user.
userGetRecentTracks(): Returns a SimpleXML object containing the 10 tracks most recently played by the current user.
userGetRecentBannedTracks(): Returns a SimpleXML object containing a list of the 10 tracks most recently banned by the current user.
userGetRecentLovedTracks(): Returns a SimpleXML object containing a list of the 10 tracks most recently loved by the current user.
userGetRecentJournals(): Returns a SimpleXML object containing a list of the current user's most recent journal entries.
userGetWeeklyChartList(): Returns a SimpleXML object containing a list of weeks for which there exist Weekly Charts for the current user.
userGetRecentWeeklyArtistChart(): Returns a SimpleXML object containing the most recent Weekly Artist Chart for the current user.
userGetRecentWeeklyAlbumChart(): Returns a SimpleXML object containing the most recent Weekly Album Chart for the current user.
userGetRecentWeeklyTrackChart(): Returns a SimpleXML object containing the most recent Weekly Track Chart for the current user.
userGetPreviousWeeklyArtistChart($fromDate, $toDate): Returns a SimpleXML object containing the Weekly Artist Chart from $fromDate to $toDate for the current user.
userGetPreviousWeeklyAlbumChart($fromDate, $toDate): Returns a SimpleXML object containing the Weekly Album Chart from $fromDate to $toDate for the current user.
userGetPreviousWeeklyTrackChart($fromDate, $toDate): Returns a SimpleXML object containing the Weekly Track Chart from $fromDate to $toDate for the current user.

Example 764. Retrieving User Profile Information

In this example, we use the setUser() and userGetProfileInformation() methods to retrieve a specific user's profile information:

$as = new Zend_Service_Audioscrobbler();
// Set the user whose profile information we want to retrieve
$as->setUser('BigDaddy71');
// Retrieve BigDaddy71's profile information
$profileInfo = $as->userGetProfileInformation();
// Display some of it
print "Information for $profileInfo->realname "
    . "can be found at $profileInfo->url";

Example 765. Retrieving a User's Weekly Artist Chart

$as = new Zend_Service_Audioscrobbler();
// Set the user whose profile weekly artist chart we want to retrieve
$as->setUser('lo_fye');
// Retrieves a list of previous weeks for which there are chart data
$weeks = $as->userGetWeeklyChartList();
if (count($weeks) < 1) {
    echo 'No data available';
}
sort($weeks); // Order the list of weeks

$as->setFromDate($weeks[0]); // Set the starting date
$as->setToDate($weeks[0]); // Set the ending date

$previousWeeklyArtists = $as->userGetPreviousWeeklyArtistChart();

echo 'Artist Chart For Week Of '
   . date('Y-m-d h:i:s', $as->from_date)
   . '<br />';

foreach ($previousWeeklyArtists as $artist) {
    // Display the artists' names with links to their profiles
    print '<a href="' . $artist->url . '">' . $artist->name . '</a><br />';
}

Artists

Zend_Service_Audioscrobbler provides several methods for retrieving data about a specific artist, specified via the setArtist() method:

artistGetRelatedArtists(): Returns a SimpleXML object containing a list of Artists similar to the current Artist.
artistGetTopFans(): Returns a SimpleXML object containing a list of Users who listen most to the current Artist.
artistGetTopTracks(): Returns a SimpleXML object containing a list of the current Artist's top-rated Tracks.
artistGetTopAlbums(): Returns a SimpleXML object containing a list of the current Artist's top-rated Albums.
artistGetTopTags(): Returns a SimpleXML object containing a list of the Tags most frequently applied to current Artist.

Example 766. Retrieving Related Artists

$as = new Zend_Service_Audioscrobbler();
// Set the artist for whom you would like to retrieve related artists
$as->setArtist('LCD Soundsystem');
// Retrieve the related artists
$relatedArtists = $as->artistGetRelatedArtists();
foreach ($relatedArtists as $artist) {
    // Display the related artists
    print '<a href="' . $artist->url . '">' . $artist->name . '</a><br />';
}

Tracks

Zend_Service_Audioscrobbler provides two methods for retrieving data specific to a single track, specified via the setTrack() method:

trackGetTopFans(): Returns a SimpleXML object containing a list of Users who listen most to the current Track.
trackGetTopTags(): Returns a SimpleXML object containing a list of the Tags most frequently applied to the current Track.

Groups

Zend_Service_Audioscrobbler provides several methods for retrieving data specific to a single group, specified via the setGroup() method:

groupGetRecentJournals(): Returns a SimpleXML object containing a list of recent journal posts by Users in the current Group.
groupGetWeeklyChart(): Returns a SimpleXML object containing a list of weeks for which there exist Weekly Charts for the current Group.
groupGetRecentWeeklyArtistChart(): Returns a SimpleXML object containing the most recent Weekly Artist Chart for the current Group.
groupGetRecentWeeklyAlbumChart(): Returns a SimpleXML object containing the most recent Weekly Album Chart for the current Group.
groupGetRecentWeeklyTrackChart(): Returns a SimpleXML object containing the most recent Weekly Track Chart for the current Group.
groupGetPreviousWeeklyArtistChart($fromDate, $toDate): Requires setFromDate() and setToDate(). Returns a SimpleXML object containing the Weekly Artist Chart from the current fromDate to the current toDate for the current Group.
groupGetPreviousWeeklyAlbumChart($fromDate, $toDate): Requires setFromDate() and setToDate(). Returns a SimpleXML object containing the Weekly Album Chart from the current fromDate to the current toDate for the current Group.
groupGetPreviousWeeklyTrackChart($fromDate, $toDate): Returns a SimpleXML object containing the Weekly Track Chart from the current fromDate to the current toDate for the current Group.

Forums

Zend_Service_Audioscrobbler provides a method for retrieving data specific to a single forum, specified via the setForum() method:

forumGetRecentPosts(): Returns a SimpleXML object containing a list of recent posts in the current forum.

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