<?php
class resi_Video_Widget extends WP_Widget {
// constructor
function resi_video_widget() {
$widget_ops = array('classname' => 'resi_video_widget_widget', 'description' => esc_html__( 'Video for your sidebar.', 'resi') );
parent::__construct(false, $name = esc_html__('MT - Video Widget', 'resi'), $widget_ops);
$this->alt_option_name = 'resi_video_widget';
add_action( 'save_post', array($this, 'flush_widget_cache') );
add_action( 'deleted_post', array($this, 'flush_widget_cache') );
add_action( 'switch_theme', array($this, 'flush_widget_cache') );
}
// widget form creation
function form($instance) {
// Check values
$title = isset( $instance['title'] ) ? esc_attr( $instance['title'] ) : '';
$url = isset( $instance['url'] ) ? esc_url( $instance['url'] ) : '';
?>
<p>
<label for="<?php echo sanitize_text_field( $this->get_field_id('title')); ?>"><?php esc_html_e('Title', 'resi'); ?></label>
<input class="widefat" id="<?php echo sanitize_text_field( $this->get_field_id('title')); ?>" name="<?php echo sanitize_text_field( $this->get_field_name('title')); ?>" type="text" value="<?php echo esc_attr( $title ); ?>" />
</p>
<p><label for="<?php echo sanitize_text_field( $this->get_field_id( 'url' )); ?>"><?php esc_html_e( 'Paste the URL of the video (only from a network that supports oEmbed, like Youtube, Vimeo etc.):', 'resi' ); ?></label>
<input class="widefat" id="<?php echo sanitize_text_field( $this->get_field_id( 'url' )); ?>" name="<?php echo sanitize_text_field( $this->get_field_name( 'url' )); ?>" type="text" value="<?php echo esc_url( $url ); ?>" size="3" /></p>
<?php
}
// update widget
function update($new_instance, $old_instance) {
$instance = $old_instance;
$instance['title'] = esc_attr($new_instance['title']);
$instance['url'] = esc_url_raw($new_instance['url']);
$this->flush_widget_cache();
$alloptions = wp_cache_get( 'alloptions', 'options' );
if ( isset($alloptions['resi_video_widget']) )
delete_option('resi_video_widget');
return $instance;
}
function flush_widget_cache() {
wp_cache_delete('resi_video_widget', 'widget');
}
// display widget
function widget($args, $instance) {
$cache = array();
if ( ! $this->is_preview() ) {
$cache = wp_cache_get( 'resi_video_widget', 'widget' );
}
if ( ! is_array( $cache ) ) {
$cache = array();
}
if ( ! isset( $args['widget_id'] ) ) {
$args['widget_id'] = $this->id;
}
if ( isset( $cache[ $args['widget_id'] ] ) ) {
echo $cache[ $args['widget_id'] ];
return;
}
ob_start();
extract($args);
$title = ( ! empty( $instance['title'] ) ) ? esc_attr( $instance['title'] ) : esc_html__( 'Video', 'resi' );
$title = apply_filters( 'widget_title', wp_kses_post( $title ), $instance, $this->id_base );
$url = isset( $instance['url'] ) ? esc_url( $instance['url'] ) : '';
echo $before_widget;
if ( $title ) echo $before_title . wp_kses_post( $title ) . $after_title;
if( ($url) ) {
echo wp_oembed_get($url);
}
echo $after_widget;
if ( ! $this->is_preview() ) {
$cache[ $args['widget_id'] ] = ob_get_flush();
wp_cache_set( 'resi_video_widget', $cache, 'widget' );
} else {
ob_end_flush();
}
}
} |