Search for similar artists

4 files changed, 49 insertions, 0 deletions

diff --git a/artists.php b/artists.php
index 1f915d94..ea9cb414 100644
--- a/artists.php
+++ b/artists.php
@@ -42,6 +42,15 @@ switch($_REQUEST['action']) {
 		$object_ids = $artist->get_songs();
 		require_once Config::get('prefix') . '/templates/show_artist.inc.php';
         break;
+
+	case 'show_like':
+		$artist = new Artist($_REQUEST['artist']);
+		$artist->format();
+		$object_type = 'artist';
+		$object_ids = $artist->get_like();
+		require_once Config::get('prefix') . '/templates/show_artist.inc.php';
+	break;
+
 	case 'update_from_tags':
 
 		$type		= 'artist';
diff --git a/config/ampache.cfg.php.dist b/config/ampache.cfg.php.dist
index 8f24e57d..13e31fee 100644
--- a/config/ampache.cfg.php.dist
+++ b/config/ampache.cfg.php.dist
@@ -307,6 +307,11 @@ art_order = "db,tags,folder,musicbrainz,lastfm,google"
 ;amazon_developer_public_key = ""
 ;amazon_developer_private_key = ""
 
+; LastFM API Key
+; Set this to your api key that you can register
+; on last.fm
+;lastfm_api_key = ""
+
 ; Amazon base urls
 ; An array of Amazon sites to search.
 ; NOTE: This will search each of these sites in turn so don't expect it
diff --git a/lib/class/artist.class.php b/lib/class/artist.class.php
index f7638b94..e6b5bda9 100644
--- a/lib/class/artist.class.php
+++ b/lib/class/artist.class.php
@@ -145,6 +145,38 @@ class Artist extends database_object {
 		return $results;
 
 	} // get_albums
+	public function get_like() {
+		$result = array();
+		$lastfm_api_key = Config::get('lastfm_api_key');
+
+		$artistsql = "SELECT name FROM artist WHERE id = \"" . $this->id . "\"";
+		$artist_result = Dba::query($artistsql);
+		$r = Dba::fetch_assoc($artist_result);
+		$searchArtist = preg_replace('/ /', '%20', $r['name']);
+
+		$lastsite = "http://ws.audioscrobbler.com/2.0/?method=artist.getsimilar&artist=" . $searchArtist . "&api_key=" . $lastfm_api_key;
+		debug_event('Similar', 'search url : ' . $lastsite, 5);
+		$lastch = curl_init();
+		curl_setopt($lastch, CURLOPT_URL, $lastsite);
+		curl_setopt($lastch, CURLOPT_RETURNTRANSFER, 1);
+
+		$lastxml = simplexml_load_string( curl_exec($lastch) );
+		$lastcontent = curl_exec($lastch);
+		$lastxml = simplexml_load_string( $lastcontent );
+
+		foreach( $lastxml->similarartists->children() as $lastchild ) {
+			$check_query = 'SELECT * FROM artist WHERE name = \'' . $lastchild->name . '\'';
+			$check_result = Dba::query($check_query);
+			$row = Dba::fetch_assoc($check_result);
+			if( !is_null($row['id']) ) {
+				$result[] = $row['id'];
+			//      debug_event('Similar', 'row return: ' . $row['id'], 5);
+			}
+		}
+
+		return $result;
+
+	} // get_like
 
 	/**
 	 * get_songs
diff --git a/templates/show_artist.inc.php b/templates/show_artist.inc.php
index 408e6b5e..d14bc665 100644
--- a/templates/show_artist.inc.php
+++ b/templates/show_artist.inc.php
@@ -54,6 +54,9 @@ if (Config::get('ratings')) {
 	<?php echo Ajax::button('?action=basket&type=artist_random&id=' . $artist->id,'random',_('Random'),'random_' . $artist->id); ?>
 	<?php echo Ajax::text('?action=basket&type=artist_random&id=' . $artist->id, sprintf(_('Add Random Songs By %s'), $artist->f_name),'random_text_' . $artist->id); ?>
 </li>
+<li>
+	<a href="<?php echo $web_path; ?>/artists.php?action=show_like&amp;artist=<?php echo $artist->id; ?>"><?php echo get_user_icon('view'); ?></a> <a href="<?php echo $web_path; ?>/artists.php?action=show_like&amp;artist=<?php echo $artist->id; ?>"><?php printf(_("Show Similar to %s"), $artist->f_name); ?></a>
+</li>
 <?php if (Access::check('interface','50')) { ?>
 <li>
 	<a href="<?php echo $web_path; ?>/artists.php?action=update_from_tags&amp;artist=<?php echo $artist->id; ?>"><?php echo get_user_icon('cog', _('Update from tags')); ?></a>