| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | namespace Backpack\CRUD\app\Library\CrudPanel\Traits; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | use Backpack\CRUD\app\Exceptions\AccessDeniedException; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | use Illuminate\Database\Eloquent\Model; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | trait Access | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |      * Set an operation as having access using the Settings API. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |     public function allowAccess(array|string $operation): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |         foreach ((array) $operation as $op) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |             $this->set($op.'.access', true); | 
                            
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                | 17 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |         return $this->hasAccessToAll($operation); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |      * Disable the access to a certain operation, or the current one. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |     public function denyAccess(array|string $operation): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |         foreach ((array) $operation as $op) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |             $this->set($op.'.access', false); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |         return ! $this->hasAccessToAny($operation); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |      * Check if a operation is allowed for a Crud Panel. Return false if not. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |     public function hasAccess(string $operation, $entry = null): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |         $condition = $this->get($operation.'.access'); | 
                            
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                | 40 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |         if (is_callable($condition)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |             // supply the current entry, if $entry is missing | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |             // this also makes sure the entry is null when missing | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |             $entry ??= $this->getCurrentEntry() ?: null; | 
                            
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                | 45 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |             return $condition($entry); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |         return $condition ?? false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |      * Check if any operations are allowed for a Crud Panel. Return false if not. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |     public function hasAccessToAny(array|string $operation_array, ?Model $entry = null): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |         foreach ((array) $operation_array as $key => $operation) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |             if ($this->hasAccess($operation, $entry) == true) { | 
                            
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                | 59 |  |  |                 return true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |         return false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |      * Check if all operations are allowed for a Crud Panel. Return false if not. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |     public function hasAccessToAll(array|string $operation_array, ?Model $entry = null): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |         foreach ((array) $operation_array as $key => $operation) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |             if (! $this->hasAccess($operation, $entry)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |                 return false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |         return true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |      * Check if a operation is allowed for a Crud Panel. Fail if not. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |      * @throws \Backpack\CRUD\Exception\AccessDeniedException in case the operation is not enabled | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |     public function hasAccessOrFail(string $operation, ?Model $entry = null): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |         if (! $this->hasAccess($operation, $entry)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |             throw new AccessDeniedException(trans('backpack::crud.unauthorized_access', ['access' => $operation])); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |         return true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |      * Get an operation's access condition, if set. A condition | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |      * can be anything, but usually a boolean or a callable. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |     public function getAccessCondition(string $operation): bool|callable|null | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |         return $this->get($operation.'.access'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |      * Set the condition under which an operation is allowed for a Crud Panel. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |     public function setAccessCondition(array|string $operation, bool|callable|null $condition): void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |         foreach ((array) $operation as $op) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |             $this->set($op.'.access', $condition); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |      * Check if an operation has an access condition already set. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |      * A condition can be anything, but usually a boolean or a callable. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |     public function hasAccessCondition(string $operation): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |         return $this->get($operation.'.access') !== null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |      * Remove the access to all available operations. | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 124 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 125 |  |  |     public function denyAllAccess(): void | 
            
                                                                        
                            
            
                                    
            
            
                | 126 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 127 |  |  |         $this->denyAccess($this->getAvailableOperationsList()); | 
                            
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                | 128 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |      * Allow access only to operations in the array. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |      * By denying access to all other operations. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |     public function allowAccessOnlyTo(array|string $operation): void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |         $this->denyAllAccess(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |         $this->allowAccess($operation); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 139 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 140 |  |  |  |