/**
* Replace the default search form with a Actions-specific form.
*
* The exact output depends on whether the child theme supports HTML5 or not.
*
* Applies the `actions_search_text`, `actions_search_button_text`, `actions_search_form_label` and
* `actions_search_form` filters.
*
* @since 0.2.0
*
* @uses actions_html5() Check for HTML5 support.
*
* @return string HTML markup.
*/
function actions_search_form()
{
$search_text = get_search_query() ? apply_filters('the_search_query', get_search_query()) : apply_filters('actions_search_text', __('Search this website', 'actions') . ' …');
$button_text = apply_filters('actions_search_button_text', esc_attr__('Search', 'actions'));
$onfocus = "if ( '" . esc_js($search_text) . "' === this.value ) {this.value = '';}";
$onblur = "if ( '' === this.value ) {this.value = '" . esc_js($search_text) . "';}";
//* Empty label, by default. Filterable.
$label = apply_filters('actions_search_form_label', '');
$value_or_placeholder = get_search_query() == '' ? 'placeholder' : 'value';
if (actions_html5()) {
$form = sprintf('<form %s>', actions_attr('search-form'));
$form = sprintf('<form method="get" class="searchform search-form" action="%s" role="search" >%s<input type="text" value="%s" name="s" class="s search-input" onfocus="%s" onblur="%s" /><input type="submit" class="searchsubmit search-submit" value="%s" /></form>', esc_url(home_url('/')), esc_html($label), esc_attr($search_text), esc_attr($onfocus), esc_attr($onblur), esc_attr($button_text));
}
return apply_filters('actions_search_form', $form, $search_text, $button_text, $label);
}
/**
* Determine if theme support actions-accessibility is activated by the child theme.
* Assumes the presence of a screen-reader-text class in the stylesheet (required generated class as from WordPress 4.2)
*
* Adds screen-reader-text by default.
* Skip links to primary navigation, main contant, sidebars and footer, semantic headings and a keyboard accessible drop-down-menu
* can be added as extra features as: 'skip-links', 'headings', 'drop-down-menu'
*
* @since 2.2.0
*
* @param string $arg Optional. Specific accessibility feature to check for support. Default is screen-reader-text.
*
* @return bool True if current theme supports actions-accessibility, or an specific feature of it, false otherwise.
*/
function actions_a11y($arg = 'screen-reader-text')
{
//* No a11y if not html5
if (!actions_html5()) {
return false;
}
$feature = 'actions-accessibility';
if ('screen-reader-text' === $arg) {
return current_theme_supports($feature);
}
$support = get_theme_support($feature);
// No support for feature.
if (!$support) {
return false;
}
// No args passed in to add_theme_support(), so accept none.
if (!isset($support[0])) {
return false;
}
// Support for specific arg found.
if (in_array($arg, $support[0])) {
return true;
}
}
