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<?php
/**
* Widget to insert a FooGallery
*/
if ( ! class_exists( 'FooGallery_Widget_Init' ) ) {
class FooGallery_Widget_Init
{
public function __construct()
{
add_action('widgets_init', array($this, 'register_widget'));
}
public function register_widget()
{
register_widget('FooGallery_Widget');
}
}
}
if ( ! class_exists( 'FooGallery_Widget' ) ) {
class FooGallery_Widget extends WP_Widget
{
/**
* Sets up the widgets name etc
*/
public function __construct()
{
$widget_ops = array(
'classname' => 'foogallery_widget',
'description' => __('Insert a FooGallery', 'foogallery'),
);
parent::__construct('foogallery_widget', __('FooGallery Widget', 'foogallery'), $widget_ops);
}
/**
* Outputs the content of the widget
*
* @param array $args
* @param array $instance
*/
public function widget($args, $instance)
{
// outputs the content of the widget
echo $args['before_widget'];
if (!empty($instance['title'])) {
echo $args['before_title'] . apply_filters('widget_title', $instance['title']) . $args['after_title'];
}
//output the gallery here
$foogallery_id = isset( $instance['foogallery_id'] ) ? intval( $instance['foogallery_id'] ) : 0;
if ( $foogallery_id > 0 ) {
foogallery_render_gallery( $foogallery_id );
}
echo $args['after_widget'];
}
/**
* Outputs the options form on admin
*
* @param array $instance The widget options
* @return string|void
*/
public function form($instance)
{
// outputs the options form on admin
$title = !empty($instance['title']) ? $instance['title'] : __('New title', 'foogallery');
$foogallery_id = !empty($instance['foogallery_id']) ? intval($instance['foogallery_id']) : 0;
$galleries = foogallery_get_all_galleries();
?>
<p>
<label for="<?php echo $this->get_field_id('title'); ?>"><?php _e('Title:'); ?></label>
<input class="widefat" id="<?php echo $this->get_field_id('title'); ?>"
name="<?php echo $this->get_field_name('title'); ?>" type="text"
value="<?php echo esc_attr($title); ?>">
</p>
<p>
<label for="<?php echo $this->get_field_id('foogallery_id'); ?>"><?php _e('Select Gallery:', 'foogallery'); ?></label>
<select class="widefat" id="<?php echo $this->get_field_id('foogallery_id'); ?>"
name="<?php echo $this->get_field_name('foogallery_id'); ?>"
value="<?php echo esc_attr($title); ?>">
<?php foreach ( $galleries as $gallery ) {?>
<option <?php echo $gallery->ID == $foogallery_id ? 'selected="selected"' : ''; ?> value="<?php echo $gallery->ID; ?>"><?php echo $gallery->name . ' [' . $gallery->ID . ']'; ?></option>
<?php } ?>
</select>
</p>
<?php
}
/**
* Processing widget options on save
*
* @param array $new_instance The new options
* @param array $old_instance The previous options
* @return array|mixed
*/
public function update($new_instance, $old_instance)
{
// processes widget options to be saved
foreach ($new_instance as $key => $value) {
$updated_instance[$key] = sanitize_text_field($value);
}
return $updated_instance;
}
}
}