views_ui_add_limited_validation($element, FormStateInterface $form_state)
Processes a non-JavaScript fallback submit button to limit its validation errors.
File
- core/modules/views_ui/admin.inc, line 122
- Provides the Views' administrative interface.
Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 | function views_ui_add_limited_validation($element, FormStateInterface $form_state) { // Retrieve the AJAX triggering element so we can determine its parents. (We // know it's at the same level of the complete form array as the submit // button, so all we have to do to find it is swap out the submit button's // last array parent.) $array_parents = $element['#array_parents']; array_pop($array_parents); $array_parents[] = $element['#views_ui_ajax_data']['trigger_key']; $ajax_triggering_element = NestedArray::getValue($form_state->getCompleteForm(), $array_parents); // Limit this button's validation to the AJAX triggering element, so it can // update the form for that change without requiring that the rest of the // form be filled out properly yet. $element['#limit_validation_errors'] = array($ajax_triggering_element['#parents']); // If we are in the process of a form submission and this is the button that // was clicked, the form API workflow in \Drupal::formBuilder()->doBuildForm() // will have already copied it to $form_state->getTriggeringElement() before // our #process function is run. So we need to make the same modifications in // $form_state as we did to the element itself, to ensure that // #limit_validation_errors will actually be set in the correct place. $clicked_button = &$form_state->getTriggeringElement(); if ($clicked_button && $clicked_button['#name'] == $element['#name'] && $clicked_button['#value'] == $element['#value']) { $clicked_button['#limit_validation_errors'] = $element['#limit_validation_errors']; } return $element;} |
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