| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | // the following functions return a [value, errmsg] pair. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  | // The errmsg is null if no error | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | function get_num($field) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |     $x = get_str($field->name); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |     if ($field->type == 'integer') { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |         if (filter_var($x, FILTER_VALIDATE_INT) === false) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |             return [null, 'not an integer']; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |         $x = intval($x); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |     } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |         if (filter_var($x, FILTER_VALIDATE_FLOAT) === false) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |             return [null, 'not a float']; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |         $x = floatval($x); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |     if (isset($field->min_value)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |         if ($x < $field->min_value) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |             return [null, 'value is less than min']; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |     if (isset($field->max_value)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |         if ($x > $field->max_value) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |             return [null, 'value is greater than max']; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |     return [$x, null]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  | } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 31 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 32 |  |  | function get_multi($field) { | 
            
                                                                        
                            
            
                                    
            
            
                | 33 |  |  |     $x = get_array($field->name); | 
            
                                                                        
                            
            
                                    
            
            
                | 34 |  |  |     $n = count($x); | 
            
                                                                        
                            
            
                                    
            
            
                | 35 |  |  |     if (isset($field->min_items)) { | 
            
                                                                        
                            
            
                                    
            
            
                | 36 |  |  |         if ($n < $field->min_items) { | 
            
                                                                        
                            
            
                                    
            
            
                | 37 |  |  |             return [null, 'too few items selected']; | 
            
                                                                        
                            
            
                                    
            
            
                | 38 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 39 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 40 |  |  |     if (isset($field->max_items)) { | 
            
                                                                        
                            
            
                                    
            
            
                | 41 |  |  |         if ($n > $field->max_items) { | 
            
                                                                        
                            
            
                                    
            
            
                | 42 |  |  |             return [null, 'too many items selected']; | 
            
                                                                        
                            
            
                                    
            
            
                | 43 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 44 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 45 |  |  |     return [$x, null]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  | // returns either | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  | // - an object containing the field values, or | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  | // - a list of [title, errmsg] pairs | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  | // | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  | function get_inputs($form_desc) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |     $vals = new StdClass; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |     $errs = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |     foreach ($form_desc->fields as $field) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |         switch ($field->type) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |         case 'text': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |         case 'select': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |         case 'file_select': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |             $err = null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |             $val = get_str($field->name); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |             break; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |         case 'integer': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |         case 'float': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |             [$val, $err] = get_num($field); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |             break; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |         case 'select_multi': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |         case 'file_select_multi': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |             [$val, $err] = get_multi($field); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |             break; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |         if ($err) { | 
                            
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                | 73 |  |  |             $errs[] = [$field->title, $err]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |         } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |             $x = $field->name; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |             $vals->$x = $val; | 
                            
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                | 77 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |     return [$vals, $errs]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |  | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 82 |  |  | ?> | 
            
                                                        
            
                                    
            
            
                | 83 |  |  |  |