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.
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.
Пример 29.10. Retrieving User Profile Information
In this example, we use the setUser() and userGetProfileInformation() methods
to retrieve a specific user's profile information:
<?php
require_once 'Zend/Service/Audioscrobbler.php';
$as = new Zend_Service_Audioscrobbler();
$as->setUser('BigDaddy71'); // Set the user whose profile information we want to retrieve
$profileInfo = $as->userGetProfileInformation(); // Retrieve BigDaddy71's profile information
print "Information for $profileInfo->realname can be found at $profileInfo->url"; // Display some of it
Пример 29.11. Retrieving a User's Weekly Artist Chart
<?php
require_once 'Zend/Service/Audioscrobbler.php';
$as = new Zend_Service_Audioscrobbler();
$as->setUser('lo_fye'); // Set the user whose profile weekly artist chart we want to retrieve
$weeks = $as->userGetWeeklyChartList(); // Retrieves a list of previous weeks for which there are chart data
if (count($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 />';
}
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.
Пример 29.12. Retrieving Related Artists
<?php
require_once 'Zend/Service/Audioscrobbler.php';
$as = new Zend_Service_Audioscrobbler();
$as->setArtist('LCD Soundsystem'); // Set the artist for whom you would like to retrieve related artists
$relatedArtists = $as->artistGetRelatedArtists(); // Retrieve the related artists
foreach ($relatedArtists as $artist) {
print '<a href="' . $artist->url . '">' . $artist->name . '</a><br />'; // Display the related artists
}
Zend_Service_Audioscrobbler provides two methods for retrieving data specific to a single
track, specified via the setTrack() method:
trackGetTopFans(): Returns a SimpleXML object containing a list of Users who
listen most to the current Track.
trackGetTopTags(): Returns a SimpleXML object containing a list of the Tags most
frequently applied to the current Track.
Zend_Service_Audioscrobbler provides several methods for retrieving data specific to a single
tag, specified via the setTag() method:
tagGetOverallTopTags(): Returns a SimpleXML object containing a list of Tags most
frequently used on Audioscrobbler.
tagGetTopArtists(): Returns a SimpleXML object containing a list of Artists to whom
the current Tag was most frequently applied.
tagGetTopAlbums(): Returns a SimpleXML object containing a list of Albums to which
the current Tag was most frequently applied.
tagGetTopTracks(): Returns a SimpleXML object containing a list of Tracks to which
the current Tag was most frequently applied.
Zend_Service_Audioscrobbler provides several methods for retrieving data specific to a single
group, specified via the setGroup() method:
groupGetRecentJournals(): Returns a SimpleXML object containing a list of recent
journal posts by Users in the current Group.
groupGetWeeklyChart(): Returns a SimpleXML object containing a list of weeks for
which there exist Weekly Charts for the current Group.
groupGetRecentWeeklyArtistChart(): Returns a SimpleXML object containing the most
recent Weekly Artist Chart for the current Group.
groupGetRecentWeeklyAlbumChart(): Returns a SimpleXML object containing the most
recent Weekly Album Chart for the current Group.
groupGetRecentWeeklyTrackChart(): Returns a SimpleXML object containing the most
recent Weekly Track Chart for the current Group.
groupGetPreviousWeeklyArtistChart($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.