function SqlBase::validateOptionsForm

Overrides PagerPluginBase::validateOptionsForm

File

core/modules/views/src/Plugin/views/pager/SqlBase.php, line 234

Class

SqlBase

A common base class for sql based pager.

Namespace

Code

public function validateOptionsForm(&$form, FormStateInterface $form_state) {
    // Only accept integer values.
    $error = FALSE;
    $exposed_options = $form_state->getValue([
        'pager_options',
        'expose',
        'items_per_page_options',
    ]);
    if (strpos($exposed_options, '.') !== FALSE) {
        $error = TRUE;
    }
    $options = explode(',', $exposed_options);
    if (!$error && is_array($options)) {
        foreach ($options as $option) {
            if (!is_numeric($option) || intval($option) == 0) {
                $error = TRUE;
            }
        }
    }
    else {
        $error = TRUE;
    }
    if ($error) {
        $form_state->setErrorByName('pager_options][expose][items_per_page_options', $this->t('Insert a list of integer numeric values separated by commas: e.g: 10, 20, 50, 100'));
    }
    // Make sure that the items_per_page is part of the expose settings.
    if (!$form_state->isValueEmpty([
        'pager_options',
        'expose',
        'items_per_page',
    ]) && !$form_state->isValueEmpty([
        'pager_options',
        'items_per_page',
    ])) {
        $items_per_page = $form_state->getValue([
            'pager_options',
            'items_per_page',
        ]);
        if (array_search($items_per_page, $options) === FALSE) {
            $form_state->setErrorByName('pager_options][expose][items_per_page_options', $this->t("The <em>Exposed items per page</em> field's options must include the value from the <em>Items per page</em> field (@items_per_page).", [
                '@items_per_page' => $items_per_page,
            ]));
        }
    }
}