mirror of
https://github.com/Yetangitu/ampache
synced 2025-10-04 10:19:25 +02:00
286 lines
6.4 KiB
PHP
286 lines
6.4 KiB
PHP
<?php
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/*
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Copyright 2001 - 2006 Ampache.org
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All Rights Reserved
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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/**
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* Genre Class
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* This class takes care of the genre object
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*/
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class Genre {
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/* Variables */
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var $id;
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var $name;
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/**
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* Constructor
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* @package Genre
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* @catagory Constructor
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*/
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function Genre($genre_id=0) {
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if ($genre_id > 0) {
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$this->id = intval($genre_id);
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$info = $this->_get_info();
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$this->name = $info['name'];
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}
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} // Genre
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/**
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* Private Get Info
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* This simply returns the information for this genre
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* @package Genre
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* @catagory Class
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*/
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function _get_info() {
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$sql = "SELECT * FROM " . tbl_name('genre') . " WHERE id='$this->id'";
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$db_results = mysql_query($sql, dbh());
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$results = mysql_fetch_assoc($db_results);
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return $results;
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} // _get_info()
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/**
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* format_genre
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* this reformats the genre object so it's all purdy and creates a link var
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* @package Genre
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* @catagory Class
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*/
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function format_genre() {
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$this->link = "<a href=\"" . conf('web_path') . "/genre.php?action=show_genre&genre_id=" . $this->id . "\">" . $this->name . "</a>";
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$this->play_link = conf('web_path') . "/song.php?action=genre&genre=" . $this->id;
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$this->random_link = conf('web_path') . "/song.php?action=random_genre&genre=" . $this->id;
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} // format_genre
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/**
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* get_song_count
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* This returns the number of songs in said genre
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* @package Genre
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* @catagory Class
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*/
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function get_song_count() {
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$sql = "SELECT count(song.id) FROM song WHERE genre='" . $this->id . "'";
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$db_results = mysql_query($sql, dbh());
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$total_items = mysql_fetch_array($db_results);
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return $total_items[0];
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} // get_song_count
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/**
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* get_album_count
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* Returns the number of albums that contain a song of this genre
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* @package Genre
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* @catagory Class
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*/
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function get_album_count() {
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$sql = "SELECT COUNT(DISTINCT(song.album)) FROM song WHERE genre='" . $this->id . "'";
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$db_results = mysql_query($sql, dbh());
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$total_items = mysql_fetch_array($db_results);
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return $total_items[0];
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} // get_album_count
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/**
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* get_artist_count
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* Returns the number of artists who have at least one song in this genre
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* @package Genre
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* @catagory Class
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*/
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function get_artist_count() {
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$sql = "SELECT COUNT(DISTINCT(song.artist)) FROM song WHERE genre='" . $this->id . "'";
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$db_results = mysql_query($sql, dbh());
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$total_items = mysql_fetch_array($db_results);
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return $total_items[0];
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} // get_artist_count
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/**
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* get_songs
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* This gets all of the songs in this genre and returns an array of song objects
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* @package Genre
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* @catagory Class
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*/
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function get_songs() {
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$sql = "SELECT song.id FROM song WHERE genre='" . $this->id . "'";
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$db_results = mysql_query($sql, dbh());
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$results = array();
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while ($r = mysql_fetch_assoc($db_results)) {
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$results[] = $r['id'];
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}
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return $results;
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} // get_songs
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/**
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* get_random_songs
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* This is the same as get_songs except it returns a random assortment of songs from this
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* genre
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* @package Genre
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* @catagory Class
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*/
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function get_random_songs() {
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$limit = rand(1,$this->get_song_count());
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$sql = "SELECT song.id FROM song WHERE genre='" . $this->id . "' ORDER BY RAND() LIMIT $limit";
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$db_results = mysql_query($sql, dbh());
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$results = array();
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while ($r = mysql_fetch_assoc($db_results)) {
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$results[] = $r['id'];
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}
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return $results;
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} // get_random_songs
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/**
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* get_albums
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* This gets all of the albums that have at least one song in this genre
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* @package Genre
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* @catagory Class
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*/
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function get_albums() {
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$sql = "SELECT DISTINCT(song.album) FROM song WHERE genre='" . $this->id . "'";
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$db_results = mysql_query($sql,dbh());
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$results = array();
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while ($r = mysql_fetch_assoc($db_results)) {
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$album = new Album($r['album']);
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$album->format_album();
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$results[] = $album;
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}
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return $results;
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} // get_albums
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/**
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* get_artists
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* This gets all of the artists who have at least one song in this genre
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* @package Genre
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* @catagory Class
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*/
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function get_artists() {
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$sql = "SELECT DISTINCT(song.artist) FROM song WHERE genre='" . $this->id . "'";
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$db_results = mysql_query($sql, dbh());
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$results = array();
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while ($r = mysql_fetch_assoc($db_results)) {
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$results[] = get_artist_info($r['artist']);
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}
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return $results;
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} // get_artists
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/**
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* get_genres
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* this returns an array of genres based on a sql statement that's passed
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* @package Genre
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* @catagory Class
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*/
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function get_genres($sql) {
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$db_results = mysql_query($sql, dbh());
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$results = array();
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while ($r = mysql_fetch_assoc($db_results)) {
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$results[] = new Genre($r['id']);
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}
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return $results;
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} // get_genres
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/**
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* get_sql_from_match
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* This is specificly for browsing it takes the match and returns the sql call that we want to use
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* @package Genre
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* @catagory Class
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*/
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function get_sql_from_match($match) {
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switch ($match) {
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case 'Show_All':
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case 'show_all':
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$sql = "SELECT id FROM genre";
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break;
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case 'Browse':
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case 'show_genres':
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$sql = "SELECT id FROM genre";
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break;
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default:
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$sql = "SELECT id FROM genre WHERE name LIKE '" . sql_escape($match) . "%'";
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break;
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} // end switch on match
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return $sql;
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} // get_sql_from_match
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/**
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* show_match_list
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* This shows the Alphabet list and any other 'things' that genre by need at the top of every browse
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* page
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* @package Genre
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* @catagory Class
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*/
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function show_match_list($match) {
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show_alphabet_list('genre','browse.php',$match,'genre');
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/* Detect if it's Browse, and if so don't fill it in */
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if ($match == 'Browse') { $match = ''; }
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show_alphabet_form($match,_("Show Genres starting with"),"browse.php?action=genre&match=$match");
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} // show_match_list
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} //end of genre class
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?>
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