public function widget($args, $instance)
{
// Don't show unless a View ID has been set.
if (empty($instance['view_id'])) {
do_action('gravityview_log_debug', sprintf('%s[widget]: No View ID has been defined. Not showing the widget.', get_class($this)), $instance);
return;
}
/** This filter is documented in wp-includes/default-widgets.php */
$title = apply_filters('widget_title', empty($instance['title']) ? '' : $instance['title'], $instance, $this->id_base);
echo $args['before_widget'];
if ($title) {
echo $args['before_title'] . $title . $args['after_title'];
}
// @todo Add to the widget configuration form
$instance['search_layout'] = apply_filters('gravityview/widget/search/layout', 'vertical', $instance);
$instance['context'] = 'wp_widget';
// form
$instance['form_id'] = GVCommon::get_meta_form_id($instance['view_id']);
$instance['form'] = GVCommon::get_form($instance['form_id']);
// We don't want to overwrite existing context, etc.
$previous_view = GravityView_View::getInstance();
/** @hack */
new GravityView_View($instance);
GravityView_Widget_Search::getInstance()->render_frontend($instance);
/**
* Restore previous View context
* @hack
*/
new GravityView_View($previous_view);
echo $args['after_widget'];
}
/**
* @return GravityView_Widget_Search
*/
public static function getInstance()
{
if (empty(self::$instance)) {
self::$instance = new GravityView_Widget_Search();
}
return self::$instance;
}
<?php
/**
* Display the search LINK input field
*
* @see class-search-widget.php
*/
$gravityview_view = GravityView_View::getInstance();
$view_id = $gravityview_view->getViewId();
$search_field = $gravityview_view->search_field;
// base url to calculate the final full link
$base_url = GravityView_Widget_Search::get_search_form_action();
// Make sure that there are choices to display
if (empty($search_field['choices'])) {
do_action('gravityview_log_debug', 'search-field-link.php - No choices for field');
return;
}
$links_label = empty($search_field['label']) ? __('Show only:', 'gravityview') : $search_field['label'];
/**
* @filter `gravityview/extension/search/links_label` Change the label for the "Link" search bar input type
* @since 1.17 Use search field label as default value, if set. Before that, it was hard-coded to "Show only:"
* @param string $links_label Default: `Show only:` if search field label is not set. Otherwise, search field label.
*/
$links_label = apply_filters('gravityview/extension/search/links_label', $links_label);
/**
* @filter `gravityview/extension/search/links_sep` Change what separates search bar "Link" input type links
* @param string $links_sep Default: ` | ` Used to connect multiple links
*/
$links_sep = apply_filters('gravityview/extension/search/links_sep', ' | ');
?>
/**
* Checks if the current View is presenting search results
*
* @since 1.5.4
*
* @return boolean True: Yes, it's a search; False: No, not a search.
*/
function is_searching()
{
// It's a single entry, not search
if ($this->getSingleEntry()) {
return false;
}
$search_method = GravityView_Widget_Search::getInstance()->get_search_method();
if ('post' === $search_method) {
$get = $_POST;
} else {
$get = $_GET;
}
// No $_GET parameters
if (empty($get) || !is_array($get)) {
return false;
}
// Remove empty values
$get = array_filter($get);
// If the $_GET parameters are empty, it's no search.
if (empty($get)) {
return false;
}
$search_keys = array_keys($get);
$search_match = implode('|', self::$search_parameters);
foreach ($search_keys as $search_key) {
// Analyze the search key $_GET parameter and see if it matches known GV args
if (preg_match('/(' . $search_match . ')/i', $search_key)) {
return true;
}
}
return false;
}
// show/hide the search button if there are input type fields
if (!$has_inputs && $search_field['input'] != 'link') {
$has_inputs = true;
}
}
/**
* @action `gravityview_search_widget_fields_after` Inside the `<form>` tag of the GravityView search form, after inputs are rendered
* @param GravityView_Widget_Search $this GravityView Widget instance
*/
do_action('gravityview_search_widget_fields_after', $this);
if ($has_inputs) {
?>
<div class="gv-search-box gv-search-box-submit">
<?php
// Output the Clear button, if enabled
GravityView_Widget_Search::the_clear_search_button();
?>
<input type="hidden" name="mode" value="<?php
echo esc_attr($gravityview_view->search_mode);
?>
" />
<input type="submit" class="button gv-search-button" id="gv_search_button_<?php
echo $view_id;
?>
" value="<?php
esc_attr_e('Search', 'gravityview');
?>
" />
</div>
<?php
}
