function ViewUI::getOverrideValues

Return the was_defaulted, is_defaulted and revert state of a form.

File

core/modules/views_ui/src/ViewUI.php, line 358

Class

ViewUI

Stores UI related temporary settings.

Namespace

Code

public function getOverrideValues($form, FormStateInterface $form_state) {
    // Make sure the dropdown exists in the first place.
    if ($form_state->hasValue([
        'override',
        'dropdown',
    ])) {
        // #default_value is used to determine whether it was the default value or not.
        // So the available options are: $display, 'default' and 'default_revert', not 'defaults'.
        $was_defaulted = $form['override']['dropdown']['#default_value'] === 'defaults';
        $dropdown = $form_state->getValue([
            'override',
            'dropdown',
        ]);
        $is_defaulted = $dropdown === 'default';
        $revert = $dropdown === 'default_revert';
        if ($was_defaulted !== $is_defaulted && isset($form['#section'])) {
            // We're changing which display these values apply to.
            // Update the #section so it knows what to mark changed.
            $form['#section'] = str_replace('default-', $form_state->get('display_id') . '-', $form['#section']);
        }
    }
    else {
        // The user didn't get the dropdown for overriding the default display.
        $was_defaulted = FALSE;
        $is_defaulted = FALSE;
        $revert = FALSE;
    }
    return [
        $was_defaulted,
        $is_defaulted,
        $revert,
    ];
}