/**
* Front-end display of widget
*
* Load template from parent or child theme if exists.
*
* @since 0.9
* @param array $args Widget arguments
* @param array $instance Widget instance
*/
function widget($args, $instance)
{
global $post;
// setup_postdata() needs this
// Available widgets
$widgets = ctfw_widgets();
// Get template filename
$template_file = $widgets[$this->id_base]['template_file'];
// Check if template exists
if ($template_path = locate_template(CTFW_THEME_WIDGET_DIR . '/' . $template_file)) {
// false if does not exist
// Sanitize widget instance (field values) before loading template
$instance = $this->ctfw_sanitize($instance);
// Make instance available to other methods used by template (e.g. get_posts())
$this->ctfw_instance = $instance;
// Load template with globals available (unlike locate_template())
include $template_path;
}
}
/**
* Filter widget fields
*
* Add filters for classes/widget.php to set visibility and override data on fields based on theme support.
*
* @since 0.9
*/
function ctfw_filter_widget_fields()
{
// Loop widgets to filter their fields
$widgets = ctfw_widgets();
foreach ($widgets as $widget_id => $widget_data) {
// Set Visible Fields
add_filter('ctfw_widget_visible_fields-' . $widget_id, 'ctfw_set_visible_widget_fields', 10, 2);
// Set Field Overrides
add_filter('ctfw_widget_field_overrides-' . $widget_id, 'ctfw_set_widget_field_overrides', 10, 2);
}
}
