Viewing file:  SlideshowPluginWidget.php (3.21 KB) -rw-rw-rw-
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<?php
/**
* Class SlideshowPluginWidget allows showing one of your slideshows in your widget area.
*
* @since 1.2.0
* @author: Stefan Boonstra
*/
class SlideshowPluginWidget extends WP_Widget
{
/** @var string $widgetName */
static $widgetName = 'Slideshow';
/**
* Initializes the widget
*
* @since 1.2.0
*/
function SlideshowPluginWidget()
{
// Settings
$options = array(
'classname' => 'SlideshowWidget',
'description' => __('Enables you to show your slideshows in the widget area of your website.', 'slideshow-plugin')
);
// Create the widget.
$this->WP_Widget(
'slideshowWidget',
__('Slideshow Widget', 'slideshow-plugin'),
$options
);
}
/**
* The widget as shown to the user.
*
* @since 1.2.0
* @param mixed array $args
* @param mixed array $instance
*/
function widget($args, $instance)
{
// Get slideshowId
$slideshowId = '';
if (isset($instance['slideshowId']))
{
$slideshowId = $instance['slideshowId'];
}
// Get title
$title = '';
if (isset($instance['title']))
{
$title = $instance['title'];
}
// Prepare slideshow for output to website.
$output = SlideshowPlugin::prepare($slideshowId);
$beforeWidget = $afterWidget = $beforeTitle = $afterTitle = '';
if (isset($args['before_widget']))
{
$beforeWidget = $args['before_widget'];
}
if (isset($args['after_widget']))
{
$afterWidget = $args['after_widget'];
}
if (isset($args['before_title']))
{
$beforeTitle = $args['before_title'];
}
if (isset($args['after_title']))
{
$afterTitle = $args['after_title'];
}
// Output widget
echo $beforeWidget . (!empty($title) ? $beforeTitle . $title . $afterTitle : '') . $output . $afterWidget;
}
/**
* The form shown on the admins widget page. Here settings can be changed.
*
* @since 1.2.0
* @param mixed array $instance
* @return string
*/
function form($instance)
{
// Defaults
$defaults = array(
'title' => __(self::$widgetName, 'slideshow-plugin'),
'slideshowId' => -1
);
// Merge database settings with defaults
$instance = wp_parse_args((array) $instance, $defaults);
// Get slideshows
$slideshows = get_posts(array(
'numberposts' => -1,
'offset' => 0,
'post_type' => SlideshowPluginPostType::$postType
));
// Include form
include(SlideshowPluginMain::getPluginPath() . '/views/' . __CLASS__ . '/form.php');
}
/**
* Updates widget's settings.
*
* @since 1.2.0
* @param mixed array $newInstance
* @param mixed array $instance
* @return mixed array $instance
*/
function update($newInstance, $instance)
{
// Update title
if (isset($newInstance['title']))
{
$instance['title'] = $newInstance['title'];
}
// Update slideshowId
if (isset($newInstance['slideshowId']) &&
!empty($newInstance['slideshowId']))
{
$instance['slideshowId'] = $newInstance['slideshowId'];
}
// Save
return $instance;
}
/**
* Registers this widget (should be called upon widget_init action hook)
*
* @since 1.2.0
*/
static function registerWidget()
{
register_widget(__CLASS__);
}
}
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