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<?php |
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/* |
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* This file is part of Gitamin. |
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* |
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* Copyright (C) 2015-2016 The Gitamin Team |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Gitamin\Scopes; |
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use Gitamin\Models\User; |
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use Illuminate\Database\Eloquent\Builder; |
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use Illuminate\Database\Eloquent\Model; |
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use Illuminate\Database\Eloquent\ScopeInterface; |
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use Illuminate\Support\Facades\Auth; |
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/** |
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* Visibility scope. |
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* |
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* This is an Eloquent scope that can (globally) restrict access to a model. |
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* |
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* Assumptions: |
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* |
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* - The model has a `visibility_level` column of an integer type. |
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* - The model has a `user_id`(creator_id) column that refers to a user model. |
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*/ |
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final class VisibilityScope implements ScopeInterface |
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{ |
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// The item is visible to anyone |
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const VISIBILITY_PUBLIC = 0; |
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// The item is only visible to its owner |
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const VISIBILITY_PRIVATE = 1; |
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// The item is only visible to its owner and other logged in users |
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const VISIBILITY_LOGGED_IN = 2; |
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private $tableName; |
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/** |
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* Apply the scopes for model. |
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* |
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* @param \Illuminate\Database\Eloquent\Builder $builder |
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* @param \Illuminate\Database\Eloquent\Model $model |
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* |
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* @return void |
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*/ |
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public function apply(Builder $builder, Model $model) |
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{ |
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$this->tableName = $model->getTable(); |
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if (Auth::check() && Auth::user()->isApproved()) { |
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$this->applyLoggedInScope($builder, Auth::user()); |
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} else { |
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$this->applyPublicScope($builder); |
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} |
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} |
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/** |
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* Apply public scope. |
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* |
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* @param \Illuminate\Database\Eloquent\Builder $query |
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* |
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* @return \Illuminate\Database\Eloquent\Builder |
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*/ |
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public function applyPublicScope(Builder $query) |
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{ |
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return $query->where('visibility_level', '=', self::VISIBILITY_PUBLIC); |
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} |
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/** |
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* Apply logged in scope. |
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* |
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* @param \Illuminate\Database\Eloquent\Builder $query |
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* @param \Gitamin\Models\User $user |
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* |
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* @return \Illuminate\Database\Eloquent\Builder |
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*/ |
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public function applyLoggedInScope(Builder $query, User $user) |
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{ |
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$isPrivate = function ($query) use ($user) { |
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$query->where('visibility_level', '=', self::VISIBILITY_PRIVATE) |
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->where("{$this->tableName}.creator_id", '=', $user->id); |
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}; |
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$whereVisible = function ($query) use ($isPrivate) { |
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$query->whereIn('visibility_level', [self::VISIBILITY_PUBLIC, self::VISIBILITY_LOGGED_IN]) |
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->orWhere($isPrivate); |
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}; |
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return $query->where($whereVisible); |
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} |
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/** |
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* Remove the scopes for model. |
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* |
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* @param \Illuminate\Database\Eloquent\Builder $builder |
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* @param \Illuminate\Database\Eloquent\Model $model |
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* |
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* @return void |
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*/ |
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public function remove(Builder $builder, Model $model) |
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{ |
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// TODO: Implement me |
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} |
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} |
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Since your code implements the magic getter
_get, this function will be called for any read access on an undefined variable. You can add the@propertyannotation to your class or interface to document the existence of this variable.If the property has read access only, you can use the @property-read annotation instead.
Of course, you may also just have mistyped another name, in which case you should fix the error.
See also the PhpDoc documentation for @property.