function InOperator::valueForm

Overrides FilterPluginBase::valueForm

File

core/modules/views/src/Plugin/views/filter/InOperator.php, line 177

Class

InOperator

Simple filter to handle matching of multiple options selectable via checkboxes.

Namespace

Code

protected function valueForm(&$form, FormStateInterface $form_state) {
    $form['value'] = [];
    $options = [];
    $exposed = $form_state->get('exposed');
    if (!$exposed) {
        // Add a select all option to the value form.
        $options = [
            'all' => $this->t('Select all'),
        ];
    }
    $this->getValueOptions();
    $options += $this->valueOptions;
    $default_value = (array) $this->value;
    $which = 'all';
    if (!empty($form['operator'])) {
        $source = ':input[name="options[operator]"]';
    }
    if ($exposed) {
        $identifier = $this->options['expose']['identifier'];
        if (empty($this->options['expose']['use_operator']) || empty($this->options['expose']['operator_id'])) {
            // exposed and locked.
            $which = in_array($this->operator, $this->operatorValues(1)) ? 'value' : 'none';
        }
        else {
            $source = ':input[name="' . $this->options['expose']['operator_id'] . '"]';
        }
        if (!empty($this->options['expose']['reduce'])) {
            $options = $this->reduceValueOptions();
            if (!empty($this->options['expose']['multiple']) && empty($this->options['expose']['required'])) {
                $default_value = [];
            }
        }
        if (empty($this->options['expose']['multiple'])) {
            if (empty($this->options['expose']['required']) && (empty($default_value) || !empty($this->options['expose']['reduce'])) || isset($this->options['value']['all'])) {
                $default_value = 'All';
            }
            elseif (empty($default_value)) {
                $keys = array_keys($options);
                $default_value = array_shift($keys);
            }
            else {
                $copy = $default_value;
                $default_value = array_shift($copy);
            }
        }
    }
    if ($which == 'all' || $which == 'value') {
        $form['value'] = [
            '#type' => $this->valueFormType,
            '#title' => $this->valueTitle,
            '#options' => $options,
            '#default_value' => $default_value,
            // These are only valid for 'select' type, but do no harm to checkboxes.
'#multiple' => TRUE,
            // The value options can be a multidimensional array if the value form
            // type is a select list, so make sure that they are counted correctly.
'#size' => min(count($options, COUNT_RECURSIVE), 8),
        ];
        $user_input = $form_state->getUserInput();
        if ($exposed && !isset($user_input[$identifier])) {
            $user_input[$identifier] = $default_value;
            $form_state->setUserInput($user_input);
        }
        if ($which == 'all') {
            if (!$exposed && in_array($this->valueFormType, [
                'checkbox',
                'checkboxes',
                'radios',
                'select',
            ])) {
                $form['value']['#prefix'] = '<div id="edit-options-value-wrapper">';
                $form['value']['#suffix'] = '</div>';
            }
            // Setup #states for all operators with one value.
            foreach ($this->operatorValues(1) as $operator) {
                $form['value']['#states']['visible'][] = [
                    $source => [
                        'value' => $operator,
                    ],
                ];
            }
        }
    }
}