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HasUserPermission.php
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HasUserPermission.php
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<?php namespace Kodeine\Acl\Traits;
use Illuminate\Support\Collection;
trait HasUserPermission
{
/*
|----------------------------------------------------------------------
| User Permission Trait Methods
|----------------------------------------------------------------------
|
*/
public function addPermission($name, $permission = true)
{
$slugs = $this->permissions->keyBy('name');
list($slug, $name) = $this->extractAlias($name);
if ( $slugs->has($name) && is_null($slug) && ! is_array($permission) ) {
return true;
}
if ( ! $slugs->has($name) && is_null($slug) ) {
return $this->addPermissionCrud($name);
}
$slug = is_array($permission)
? $permission : [$slug => (bool) $permission];
// if alias doesn't exist, create permission
if ( ! $slugs->has($name) ) {
$new = $this->permissions()->create(compact('name', 'slug'));
$this->permissions->push($new);
return $new;
}
// update slug
return $slugs[$name]->update(compact('slug'));
}
public function removePermission($name)
{
$slugs = $this->permissions->keyBy('name');
list($slug, $alias) = $this->extractAlias($name);
// remove whole alias
if ( $slugs->has($alias) && is_null($slug) ) {
return $slugs[$alias]->delete();
}
// remove slug only.
if ( $slugs->has($alias) && ! is_null($slug) ) {
return $slugs[$alias]->update([
'slug' => [$slug => null],
]);
}
return true;
}
/*
|----------------------------------------------------------------------
| Slug Permission Related Protected Methods
|----------------------------------------------------------------------
|
*/
protected function addPermissionCrud($name)
{
$slugs = $this->permissions->keyBy('name');
list(, $name) = $this->extractAlias($name);
$hasCrud = isset($slugs->get($name)->slug['create']);
if ( $slugs->has($name) && $hasCrud ) {
return true;
}
// crud slug
$slug = [
'create' => true, 'read' => true,
'view' => true, 'update' => true,
'delete' => true
];
// if alias doesn't exist, create crud permissions
if ( ! $slugs->has($name) ) {
$new = $this->permissions()->create(compact('name', 'slug'));
$this->permissions->push($new);
return $new;
}
// update crud slug
return $slugs[$name]->update(compact('slug'));
}
protected function extractAlias($str)
{
preg_match('/([^.].*)[\._]([^\s].*?)$/i', $str, $m);
return [
isset($m[1]) ? $m[1] : null, //slug
isset($m[2]) ? $m[2] : $str, //alias
];
}
/**
* Deprecated
*
* @param $alias
* @param array $permissions
* @return mixed
*/
protected function addSlug($alias, array $permissions)
{
$slugs = method_exists($this->permissions, 'pluck') ? $this->permissions->pluck('slug', 'name') : $this->permissions->lists('slug', 'name');
$collection = new Collection($slugs);
if ( $collection->has($alias) ) {
$permissions = $permissions + $collection->get($alias);
}
$collection->put($alias, $permissions);
return $collection->get($alias);
}
/**
* Deprecated
*
* @param $alias
* @param array $permissions
* @return mixed
*/
protected function removeSlug($alias, array $permissions)
{
$slugs = method_exists($this->permissions, 'pluck') ? $this->permissions->pluck('slug', 'name') : $this->permissions->lists('slug', 'name');
$collection = new Collection($slugs);
if ( $collection->has($alias) ) {
$new = array_diff_key($collection->get($alias), array_flip($permissions));
$collection->put($alias, $new);
}
return $collection->get($alias);
}
}