F6563 Accept 0 as required. implemented

extension/Documentation/Manual.rst

@@ -2737,11 +2737,13 @@ See also at specific *FormElement* definitions.
 | unchecked              | string |                                                                                                          |
 | label2                 | string |                                                                                                          |
 | itemList               | string |                                                                                                          |
-| emptyHide              | string |                                                                                                          |
-| emptyItemAtStart       | string |                                                                                                          |
-| emptyItemAtEnd         | string |                                                                                                          |
+| emptyHide              | -      |                                                                                                          |
+| emptyItemAtStart       | -      |                                                                                                          |
+| emptyItemAtEnd         | -      |                                                                                                          |
 | buttonClass            | string |                                                                                                          |
 +------------------------+--------+----------------------------------------------------------------------------------------------------------+
+| acceptZeroAsRequired   | string | 0|1 - Accept a '0' as a valid input. Default '0' (=0 is not a valid input)                               |
++------------------------+--------+----------------------------------------------------------------------------------------------------------+
 | dateFormat             | string | yyyy-mm-dd | dd.mm.yyyy                                                                                  |
 +------------------------+--------+----------------------------------------------------------------------------------------------------------+
 | decimalFormat          | string | [precision,scale] Limits and formats input to a decimal number with the specified precision and scale.   |

extension/qfq/qfq/Constants.php

@@ -1049,6 +1049,7 @@ const FE_FILE_BUTTON_TEXT = 'fileButtonText';
 const FE_FILE_BUTTON_TEXT_DEFAULT = 'Choose File';
 const FE_INPUT_TYPE = 'inputType';
 const FE_STEP = 'step';
+const FE_ACCEPT_ZERO_AS_REQUIRED = 'acceptZeroAsRequired';
 
 const FE_IMAGE_CUT_RESIZE_WIDTH = 'resizeWidth';
 const FE_IMAGE_CUT_KEEP_ORIGINAL = 'keepOriginal';

extension/qfq/qfq/Save.php

@@ -439,6 +439,11 @@ class Save {
                 $this->feSpecNative[$key][FE_MODE_SQL] = $mode;
             }
 
+            if(isset($formElement[FE_ACCEPT_ZERO_AS_REQUIRED]) && $formElement[FE_ACCEPT_ZERO_AS_REQUIRED] != '0' &&
+                isset($clientValues[$formElement[FE_NAME]]) && $clientValues[$formElement[FE_NAME]]=='0'){
+                $mode='fake'; // The next if() should never be true.
+            }
+
             if (!$requiredOff && $mode == FE_MODE_REQUIRED && empty($clientValues[$formElement[FE_NAME]])) {
                 throw new UserFormException("Missing required value: " . $formElement[FE_LABEL], ERROR_REQUIRED_VALUE_EMPTY);
             }