oc-resizer-plugin/models/Attachment.php

<?php namespace Aweos\Resizer\Models;

use Model;
use Storage;

/**
 * Setting Model
 */
class Attachment extends Model
{
    use \October\Rain\Database\Traits\Sluggable;

    protected $slugs = ['slug' => 'title'];

    /**
     * @var string The database table used by the model.
     */
    public $table = 'responsive_attachments';

    /**
     * @var array Guarded fields
     */
    protected $guarded = ['*'];

    /**
     * @var array Fillable fields
     */
    protected $fillable = ['id', 'file_id', 'title', 'slug', 'description'];

    /**
     * @var array Relations
     */
    public $hasOne = [];
    public $hasMany = [];
    public $belongsTo = [
        'source' => [SourceFile::class, 'key' => 'file_id']
    ];
    public $belongsToMany = [];
    public $morphTo = [];
    public $morphOne = [];
    public $morphMany = [];
    public $attachOne = [];
    public $attachMany = [];

    public function getFilenameAttribute() {
        return $this->slug.'.'.$this->source->extension;
    }

    public function getPathAttribute() {
        return strtolower($this->slug[0]);
    }

    public function getVersionPath($w) {
        return $this->path.'/'.$this->slug.'-'.$w.'.'.$this->source->extension;
    }

    public function getVersionRegexAttribute() {
        $path = preg_quote($this->path, '/');
        $ext = preg_quote($this->source->extension, '/');
        $name = preg_quote($this->slug, '/');

        return "/^{$path}\/{$name}(-[0-9]+)?(-full)?\.{$ext}$/";
    }

    public function getUrlAttribute() {
        return Storage::disk('uploads')->url($this->source->path);
    }
}