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<?php
/**
* Custom Video Widget
*
* Learn more: http://codex.wordpress.org/Widgets_API
*
* @package Wanderfuls WordPress Theme
* @subpackage Widgets
*/
// Exit if accessed directly
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
// Start class
if ( ! class_exists( 'TB_Video_Widget' ) ) {
class TB_Video_Widget extends WP_Widget {
/**
* Register widget with WordPress.
*
* @since 1.0.0
*/
public function __construct() {
parent::__construct( 'tb_video', TB_THEME_BRANDING . ' - '. __( 'Video', 'tb' ), array( 'description' => __( 'Embed a video using the WordPress built-in oEmbed function.', 'tb' ) ) );
}
/**
* Front-end display of widget.
*
* @see WP_Widget::widget()
* @since 1.0.0
*
* @param array $args Widget arguments.
* @param array $instance Saved values from database.
*/
function widget( $args, $instance ) {
// Extract args
extract( $args );
$title = isset( $instance['title'] ) ? $instance['title'] : '';
$title = apply_filters( 'widget_title', $title );
$video_url = isset ( $instance['video_url'] ) ? $instance['video_url'] : '';
$description = isset ( $instance['video_description'] ) ? $instance['video_description'] : '';
// Before widget WP hook
echo $before_widget;
// Show widget title
if ( $title ) {
echo $before_title . $title . $after_title;
}
// Define video height and width
$video_args = array(
'width' => 270
);
// Show video
if ( $video_url ) {
echo '<div class="responsive-video-wrap clr">' . wp_oembed_get( $video_url, $video_args ) . '</div>';
} else {
_e( 'You forgot to enter a video URL.', 'tb' );
}
// Show video description if field isn't empty
if ( $description ) {
echo '<div class="tb-video-widget-description">'. $description . '</div>';
}
// After widget WP hook
echo $after_widget;
}
/**
* Sanitize widget form values as they are saved.
*
* @see WP_Widget::update()
* @since 1.0.0
*
* @param array $new_instance Values just sent to be saved.
* @param array $old_instance Previously saved values from database.
*
* @return array Updated safe values to be saved.
*/
function update( $new_instance, $old_instance ) {
$instance = $old_instance;
$instance['title'] = strip_tags( $new_instance['title'] );
$instance['video_url'] = strip_tags( $new_instance['video_url'] );
$instance['video_description'] = strip_tags( $new_instance['video_description'] );
return $instance;
}
/**
* Back-end widget form.
*
* @see WP_Widget::form()
* @since 1.0.0
*
* @param array $instance Previously saved values from database.
*/
function form( $instance ) {
// Parse arguments
$instance = wp_parse_args( (array) $instance, array(
'title' => 'Video',
'id' => '',
'video_url' => '',
'video_description' => '',
) );
// Strip tags to prevent bugs
$title = strip_tags( $instance['title'] );
$video_url = strip_tags( $instance['video_url'] );
$video_description = strip_tags( $instance['video_description'] ); ?>
<p>
<label for="<?php echo $this->get_field_id( 'title' ); ?>">
<?php _e( 'Title:', 'tb' ); ?></label>
<input class="widefat" 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( 'video_url' ); ?>">
<?php _e( 'Video URL ', 'tb' ); ?></label>
<input class="widefat" name="<?php echo $this->get_field_name( 'video_url' ); ?>" type="text" value="<?php echo esc_attr($video_url); ?>" />
<span style="display:block;padding:5px 0" class="description"><?php _e( 'Enter in a video URL that is compatible with WordPress\'s built-in oEmbed feature.', 'tb' ); ?> <a href="http://codex.wordpress.org/Embeds" target="_blank"><?php _e( 'Learn More', 'tb' ); ?></a></span>
</p>
<p>
<label for="<?php echo $this->get_field_id( 'video_description' ); ?>">
<?php _e( 'Description', 'tb' ); ?></label>
<textarea rows="5" class="widefat" name="<?php echo $this->get_field_name( 'video_description' ); ?>" type="text"><?php echo stripslashes($instance['video_description']); ?></textarea>
</p>
<?php }
}
}
// Register the TB_Tabs_Widget custom widget
if ( ! function_exists( 'register_tb_video_widget' ) ) {
function register_tb_video_widget() {
register_widget( 'TB_Video_Widget' );
}
}
add_action( 'widgets_init', 'register_tb_video_widget' );