mirror of
https://github.com/Poniverse/Pony.fm.git
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109 lines
4 KiB
PHP
109 lines
4 KiB
PHP
<?php
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/**
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* Pony.fm - A community for pony fan music.
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* Copyright (C) 2015 Peter Deltchev
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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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 Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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namespace Poniverse\Ponyfm\Models;
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use DB;
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use Illuminate\Database\Eloquent\Relations\Relation;
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use Illuminate\Database\Eloquent\SoftDeletes;
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use Poniverse\Ponyfm\Traits\SlugTrait;
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use Illuminate\Database\Eloquent\Model;
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use Venturecraft\Revisionable\RevisionableTrait;
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/**
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* Poniverse\Ponyfm\Models\Genre
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*
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* @property integer $id
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* @property string $name
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* @property string $slug
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* @property string $deleted_at
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* @property-read \Illuminate\Database\Eloquent\Collection|\Poniverse\Ponyfm\Models\Track[] $tracks
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* @property-read \Poniverse\Ponyfm\Models\Track $trackCountRelation
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* @property-read mixed $track_count
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* @property-read mixed $url
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* @property-write mixed $title
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* @property-read \Illuminate\Database\Eloquent\Collection|\Venturecraft\Revisionable\Revision[] $revisionHistory
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* @property \Carbon\Carbon $created_at
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* @property \Carbon\Carbon $updated_at
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* @method static \Illuminate\Database\Query\Builder|\Poniverse\Ponyfm\Models\Genre whereId($value)
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* @method static \Illuminate\Database\Query\Builder|\Poniverse\Ponyfm\Models\Genre whereName($value)
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* @method static \Illuminate\Database\Query\Builder|\Poniverse\Ponyfm\Models\Genre whereSlug($value)
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* @method static \Illuminate\Database\Query\Builder|\Poniverse\Ponyfm\Models\Genre whereDeletedAt($value)
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* @method static \Illuminate\Database\Query\Builder|\Poniverse\Ponyfm\Models\Genre whereCreatedAt($value)
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* @method static \Illuminate\Database\Query\Builder|\Poniverse\Ponyfm\Models\Genre whereUpdatedAt($value)
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* @mixin \Eloquent
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* @method static bool|null forceDelete()
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* @method static \Illuminate\Database\Query\Builder|\Poniverse\Ponyfm\Models\Genre onlyTrashed()
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* @method static bool|null restore()
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* @method static \Illuminate\Database\Query\Builder|\Poniverse\Ponyfm\Models\Genre withTrashed()
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* @method static \Illuminate\Database\Query\Builder|\Poniverse\Ponyfm\Models\Genre withoutTrashed()
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*/
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class Genre extends Model
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{
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protected $table = 'genres';
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protected $fillable = ['name', 'slug'];
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protected $appends = ['track_count', 'url'];
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protected $hidden = ['trackCountRelation'];
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use SlugTrait, SoftDeletes, RevisionableTrait;
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public function tracks()
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{
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return $this->hasMany(Track::class, 'genre_id');
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}
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/**
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* "Dummy" relation to facilitate eager-loading of a genre's track count.
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* This relationship should not be used directly.
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*
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* Inspired by {@link http://softonsofa.com/tweaking-eloquent-relations-how-to-get-hasmany-relation-count-efficiently/}
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*
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* @return Relation
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*/
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public function trackCountRelation()
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{
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return $this->hasOne(Track::class)
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->select(['genre_id', DB::raw('count(*) as track_count')])
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->groupBy('genre_id');
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}
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/**
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* Returns the number of tracks in this genre.
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*
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* @return int
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*/
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public function getTrackCountAttribute()
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{
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if (!$this->relationLoaded('trackCountRelation')) {
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$this->load('trackCountRelation');
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}
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return $this->trackCountRelation ? $this->trackCountRelation->track_count : 0;
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}
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/**
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* @return string relative, Angular-friendly URL to this genre
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*/
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public function getUrlAttribute()
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{
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return route('tracks.discover', ['filter' => "genres-{$this->id}"], false);
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}
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}
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