80 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			PHP
		
	
	
	
			
		
		
	
	
			80 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			PHP
		
	
	
	
<?php
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namespace BookStack\Http\Controllers;
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use HttpRequestException;
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use Illuminate\Foundation\Bus\DispatchesJobs;
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use Illuminate\Http\Exception\HttpResponseException;
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use Illuminate\Routing\Controller as BaseController;
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use Illuminate\Foundation\Validation\ValidatesRequests;
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use Illuminate\Support\Facades\Auth;
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use Illuminate\Support\Facades\Session;
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use BookStack\User;
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abstract class Controller extends BaseController
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{
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    use DispatchesJobs, ValidatesRequests;
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    /**
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     * @var User static
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     */
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    protected $currentUser;
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    /**
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     * @var bool
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     */
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    protected $signedIn;
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    /**
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     * Controller constructor.
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     */
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    public function __construct()
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    {
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        // Get a user instance for the current user
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        $user = auth()->user();
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        if (!$user) $user = User::getDefault();
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        // Share variables with views
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        view()->share('signedIn', auth()->check());
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        view()->share('currentUser', $user);
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        // Share variables with controllers
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        $this->currentUser = $user;
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        $this->signedIn = auth()->check();
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    }
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    /**
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     * Adds the page title into the view.
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     * @param $title
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     */
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    public function setPageTitle($title)
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    {
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        view()->share('pageTitle', $title);
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    }
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    /**
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     * Checks for a permission.
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     *
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     * @param $permissionName
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     * @return bool|\Illuminate\Http\RedirectResponse
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     */
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    protected function checkPermission($permissionName)
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    {
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        if (!$this->currentUser || !$this->currentUser->can($permissionName)) {
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            Session::flash('error', trans('errors.permission'));
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            throw new HttpResponseException(
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                redirect('/')
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            );
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        }
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        return true;
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    }
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    protected function checkPermissionOr($permissionName, $callback)
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    {
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        $callbackResult = $callback();
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        if ($callbackResult === false) $this->checkPermission($permissionName);
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        return true;
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    }
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}
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