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LastFM.php
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LastFM.php
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<?php
class LastFM
{
private $api = "LAST_FM_API_ID_GOES_HERE";
private $secret = "LAST_FM_SECRET_ID_GOES_HERE";
private $username = "LAST_FM_USERNAME_GOES_HERE";
private $artist;
private $artistData = array();
private $topArtists = array();
public $artist_bio_details = array();
private $count;
public function __construct($count=1)
{
$this->count = $count;
}
private static function fetchUrl($url)
{
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_TIMEOUT, 20);
curl_setopt($ch, CURLOPT_HEADER, 0);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
$retData = curl_exec($ch);
curl_close($ch);
return $retData;
}
private static function time_ago($date, $granularity=1)
{
$retval = '';
$difference = time() - $date;
$periods = array('
decade' => 315360000,
'year' => 31536000,
'month' => 2628000,
'week' => 604800,
'day' => 86400,
'hour' => 3600,
'minute' => 60,
'second' => 1
);
foreach ($periods as $key => $value)
{
if ($difference >= $value)
{
$time = floor($difference/$value);
$difference %= $value;
$retval .= ($retval ? ' ' : '').$time.' ';
$retval .= (($time > 1) ? $key.'s' : $key);
$granularity--;
}
if ($granularity == '0') { break; }
}
return ' about '.$retval.' ago';
}
public function topTracks()
{
$topfeeds = "http://ws.audioscrobbler.com/2.0/?method=user.gettopartists&user=".$this->username."&period=overall&limit=".$this->count."&format=json&api_key=".$this->api."";
$result = self::fetchUrl($topfeeds);
$json = json_decode($result);
for ($i=0; $i<$this->count; $i++) {
$this->topArtists[$i]['name'] = $json->topartists->artist[$i]->name;
$this->topArtists[$i]['playcount'] = $json->topartists->artist[$i]->playcount;
$this->topArtists[$i]['url'] = $json->topartists->artist[$i]->url;
}
}
public function loadTrackFeed()
{
$last_track = "ws.audioscrobbler.com/2.0/user/".$this->username."/recenttracks.rss";
$rss = self::fetchUrl($last_track);
$rss = simplexml_load_string($rss);
for($i=0; $i<$this->count; $i++) {
$this->artist_bio_details[$i]['url'] = $rss->channel->item[$i]->link;
$this->artist_bio_details[$i]['title'] = $rss->channel->item[$i]->title;
$this->artistData = explode(" – ", $this->artist_bio_details[$i]['title']);
$this->artist_bio_details[$i]['artist'] = $this->artistData[0];
$this->artist_bio_details[$i]['song'] = $this->artistData[1];
$this->artist_bio_details[$i]['pubDate'] = $rss->channel->item[$i]->pubDate;
$this->artist_bio_details[$i]['pubDate_time'] = strtotime($this->artist_bio_details[$i]['pubDate']);
$this->artist_bio_details[$i]['time_ago'] = self::time_ago($this->artist_bio_details[$i]['pubDate_time']);
//format is Artist - Track
$this->artist = str_replace(" ", "+", $this->artistData[0]);
$this->loadArtistBio($this->artist, $i);
}
}
private function loadArtistBio($artist, $i)
{
$artist_bio = "http://ws.audioscrobbler.com/2.0/?method=artist.getinfo&artist=".$artist."&format=json&api_key=".$this->api."";
//get track album cover and info
$result = self::fetchUrl($artist_bio);
$json = json_decode($result);
$this->artist_bio_details[$i]['image'] = $json->artist->image[2]->{'#text'};
$this->artist_bio_details[$i]['bio'] = $json->artist->bio->summary;
}
public function showArtistInfo()
{
return $this->artist_bio_details;
}
public function showTopTracks()
{
return $this->topArtists;
}
}