<?php
namespace Common\Auth\Permissions;
use Arr;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Support\Collection;
class Permission extends Model
{
protected $guarded = ['id'];
protected $casts = [
'id' => 'integer',
'advanced' => 'integer',
];
protected $hidden = ['pivot', 'permissionable_type'];
const MODEL_TYPE = 'permission';
public static function getModelTypeAttribute(): string
{
return self::MODEL_TYPE;
}
/**
* @param string|array $value
* @return Collection
*/
public function getRestrictionsAttribute($value)
{
// if loading permissions via parent (user, role, plan) return restrictions
// stored on pivot table, otherwise return restrictions stored on permission itself
$value = $this->pivot ? $this->pivot->restrictions : $value;
if ( ! $value) $value = [];
return collect(is_string($value) ? json_decode($value, true) : $value)->values();
}
public function setRestrictionsAttribute($value)
{
if ($value && is_array($value)) {
$this->attributes['restrictions'] = json_encode(array_values($value));
}
}
public function getRestrictionValue(string $name): int | bool | null
{
$restriction = $this->restrictions->first(function($restriction) use($name) {
return $restriction['name'] === $name;
});
return Arr::get($restriction, 'value') ?? null;
}
/**
* Merge restrictions from specified permission into this permission.
*/
public function mergeRestrictions(Permission $permission = null): self
{
if ($permission) {
$permission->restrictions->each(function($restriction) {
$exists = $this->restrictions->first(function($r) use($restriction) {
return $r['name'] === $restriction['name'];
});
if ( ! $exists) {
$this->restrictions->push($restriction);
}
});
}
return $this;
}
}