<?php
/**
 * Widget Social Links
 *
 * @package Travel_Diaries
 */

// register Travel_Diaries_Social_Links widget  
function travel_diaries_register_social_links_widget() {
    register_widget( 'Travel_Diaries_Social_Links' );
}
add_action( 'widgets_init', 'travel_diaries_register_social_links_widget' );
 
 /**
 * Adds Travel_Diaries_Social_Links widget.
 */
class Travel_Diaries_Social_Links extends WP_Widget {

	/**
	 * Register widget with WordPress.
	 */
	function __construct() {
		parent::__construct(
			'travel_diaries_social_links', // Base ID
			__( 'RARA: Social Links', 'travel-diaries' ), // Name
			array( 'description' => __( 'A Social Links Widget', 'travel-diaries' ), ) // Args
		);
	}

	/**
	 * Front-end display of widget.
	 *
	 * @see WP_Widget::widget()
	 *
	 * @param array $args     Widget arguments.
	 * @param array $instance Saved values from database.
	 */
	public function widget( $args, $instance ) {
	   
        $title      = ! empty( $instance['title'] ) ? $instance['title'] : __( 'Social', 'travel-diaries' );		
        $facebook   = ! empty( $instance['facebook'] ) ? esc_url( $instance['facebook'] ) : '' ;
        $twitter    = ! empty( $instance['twitter'] ) ? esc_url( $instance['twitter'] ) : '' ;
        $instagram  = ! empty( $instance['instagram'] ) ? esc_url( $instance['instagram'] ) : '' ;
        $googleplus = ! empty( $instance['google_plus'] ) ? esc_url( $instance['google_plus'] ) : '' ;
        $linkedin   = ! empty( $instance['linkedin'] ) ? esc_url( $instance['linkedin'] ) : '' ;
        $youtube    = ! empty( $instance['youtube'] ) ? esc_url( $instance['youtube'] ) : '' ;
        $ok         = ! empty( $instance['ok'] ) ? esc_url( $instance['ok'] ) : '' ;
        $vk         = ! empty( $instance['vk'] ) ? esc_url( $instance['vk'] ) : '' ;
        $xing       = ! empty( $instance['xing'] ) ? esc_url( $instance['xing'] ) : '' ;
        $tiktok     = ! empty( $instance['tiktok'] ) ? esc_url( $instance['tiktok'] ) : '' ;
        
        if( $facebook || $twitter || $linkedin || $googleplus || $instagram || $youtube || $ok || $vk || $xing || $tiktok ){ 
        echo $args['before_widget'];
        if( $title ) echo $args['before_title'] . apply_filters( 'widget_title', $title, $instance, $this->id_base ) . $args['after_title'];
        ?>
            <ul class="social-networks">
				<?php if( $facebook ){ ?>
                <li><a href="<?php echo esc_url( $facebook ); ?>" target="_blank" title="<?php esc_attr_e( 'Facebook', 'travel-diaries' ); ?>" ><span class="fa fa-facebook"></span></a></li>
				<?php } if( $googleplus ){ ?>
                <li><a href="<?php echo esc_url( $googleplus ); ?>" target="_blank" title="<?php esc_attr_e( 'Google Plus', 'travel-diaries' ); ?>" ><span class="fa fa-google-plus"></span></a></li>
                <?php } if( $instagram ){ ?>
                <li><a href="<?php echo esc_url( $instagram ); ?>" target="_blank" title="<?php esc_attr_e( 'Instagram', 'travel-diaries' ); ?>" ><span class="fa fa-instagram"></span></a></li>
                <?php } if( $linkedin ){ ?>
                <li><a href="<?php echo esc_url( $linkedin ); ?>" target="_blank" title="<?php esc_attr_e( 'Linkedin', 'travel-diaries' ); ?>" ><span class="fa fa-linkedin"></span></a></li>
                <?php } if( $twitter ){ ?>
                <li><a href="<?php echo esc_url( $twitter ); ?>" target="_blank" title="<?php esc_attr_e( 'Twitter', 'travel-diaries' ); ?>" ><span class="fa fa-twitter"></span></a></li>
				<?php } if( $youtube ){ ?>
                <li><a href="<?php echo esc_url( $youtube ); ?>" target="_blank" title="<?php esc_attr_e( 'YouTube', 'travel-diaries' ); ?>" ><span class="fa fa-youtube"></span></a></li>
                <?php } if( $ok ){ ?>
                <li><a href="<?php echo esc_url( $ok ); ?>" target="_blank" title="<?php esc_attr_e( 'OK', 'travel-diaries' ); ?>"><span class="fa fa-odnoklassniki"></span></a></li>
                <?php } if( $vk ){ ?>
                <li><a href="<?php echo esc_url( $vk ); ?>" target="_blank" title="<?php esc_attr_e( 'VK', 'travel-diaries' ); ?>"><span class="fa fa-vk"></span></a></li>
                <?php } if( $xing ){ ?>
                <li><a href="<?php echo esc_url( $xing ); ?>" target="_blank" title="<?php esc_attr_e( 'Xing', 'travel-diaries' ); ?>"><span class="fa fa-xing"></span></a></li>
                <?php } if( $tiktok ){ ?>
                <li><a href="<?php echo esc_url( $tiktok ); ?>" target="_blank" title="<?php esc_attr_e( 'Tiktok', 'travel-diaries' ); ?>"><span class="fab fa-tiktok"></span></a></li>
                <?php } ?>
			</ul>
        <?php
        echo $args['after_widget'];
        }
	}

	/**
	 * Back-end widget form.
	 *
	 * @see WP_Widget::form()
	 *
	 * @param array $instance Previously saved values from database.
	 */
	public function form( $instance ) {
        
        $title      = ! empty( $instance['title'] ) ? $instance['title'] : __( 'Social', 'travel-diaries' );		
        $facebook   = ! empty( $instance['facebook'] ) ? esc_url( $instance['facebook'] ) : '' ;
        $twitter    = ! empty( $instance['twitter'] ) ? esc_url( $instance['twitter'] ) : '' ;
        $instagram  = ! empty( $instance['instagram'] ) ? esc_url( $instance['instagram'] ) : '' ;
        $googleplus = ! empty( $instance['google_plus'] ) ? esc_url( $instance['google_plus'] ) : '' ;
        $linkedin   = ! empty( $instance['linkedin'] ) ? esc_url( $instance['linkedin'] ) : '' ;
        $youtube    = ! empty( $instance['youtube'] ) ? esc_url( $instance['youtube'] ) : '' ;
        $ok         = ! empty( $instance['ok'] ) ? esc_url( $instance['ok'] ) : '' ;
        $vk         = ! empty( $instance['vk'] ) ? esc_url( $instance['vk'] ) : '' ;
        $xing       = ! empty( $instance['xing'] ) ? esc_url( $instance['xing'] ) : '' ;
        $tiktok       = ! empty( $instance['tiktok'] ) ? esc_url( $instance['tiktok'] ) : '' ;
        
        ?>
		
        <p>
            <label for="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>"><?php esc_html_e( 'Title', 'travel-diaries' ); ?></label> 
            <input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'title' ) ); ?>" type="text" value="<?php echo esc_attr( $title ); ?>" />            
		</p>
        
        <p>
            <label for="<?php echo esc_attr( $this->get_field_id( 'facebook' ) ); ?>"><?php esc_html_e( 'Facebook', 'travel-diaries' ); ?></label> 
            <input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'facebook' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'facebook' ) ); ?>" type="text" value="<?php echo esc_url( $facebook ); ?>" />
            <small><?php esc_html_e( 'Leave blank if you do not want to show.', 'travel-diaries' ); ?></small>
		</p>
        
        <p>
            <label for="<?php echo $this->get_field_id( 'google_plus' ); ?>"><?php esc_html_e( 'Google Plus', 'travel-diaries' ); ?></label> 
            <input class="widefat" id="<?php echo $this->get_field_id( 'google_plus' ); ?>" name="<?php echo $this->get_field_name( 'google_plus' ); ?>" type="text" value="<?php echo esc_url( $googleplus ); ?>" />
            <small><?php esc_html_e( 'Leave blank if you do not want to show.', 'travel-diaries' ); ?></small>
		</p>
        
        <p>
            <label for="<?php echo esc_attr( $this->get_field_id( 'instagram' ) ); ?>"><?php esc_html_e( 'Instagram', 'travel-diaries' ); ?></label> 
            <input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'instagram' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'instagram' ) ); ?>" type="text" value="<?php echo esc_url( $instagram ); ?>" />
            <small><?php esc_html_e( 'Leave blank if you do not want to show.', 'travel-diaries' ); ?></small>
		</p>
        
        <p>
            <label for="<?php echo esc_attr( $this->get_field_id( 'linkedin' ) ); ?>"><?php esc_html_e( 'LinkedIn', 'travel-diaries' ); ?></label> 
            <input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'linkedin' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'linkedin' ) ); ?>" type="text" value="<?php echo esc_url( $linkedin ); ?>" />
            <small><?php esc_html_e( 'Leave blank if you do not want to show.', 'travel-diaries' ); ?></small>
		</p>
        
        <p>
            <label for="<?php echo esc_attr( $this->get_field_id( 'twitter' ) ); ?>"><?php esc_html_e( 'Twitter', 'travel-diaries' ); ?></label> 
            <input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'twitter' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'twitter' ) ); ?>" type="text" value="<?php echo esc_url( $twitter ); ?>" />
            <small><?php esc_html_e( 'Leave blank if you do not want to show.', 'travel-diaries' ); ?></small>
		</p>
        
        <p>
            <label for="<?php echo esc_attr( $this->get_field_id( 'youtube' ) ); ?>"><?php esc_html_e( 'YouTube', 'travel-diaries' ); ?></label> 
            <input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'youtube' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'youtube' ) ); ?>" type="text" value="<?php echo esc_url( $youtube ); ?>" />
            <small><?php esc_html_e( 'Leave blank if you do not want to show.', 'travel-diaries' ); ?></small>
		</p>
        
        <p>
            <label for="<?php echo esc_attr( $this->get_field_id( 'ok' ) ); ?>"><?php _e( 'OK', 'travel-diaries' ); ?></label> 
            <input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'ok' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'ok' ) ); ?>" type="text" value="<?php echo esc_url( $ok ); ?>" />
            <small><?php esc_html_e( 'Leave blank if you do not want to show.', 'travel-diaries' ); ?></small>
		</p>
        
        <p>
            <label for="<?php echo esc_attr( $this->get_field_id( 'vk' ) ); ?>"><?php _e( 'VK', 'travel-diaries' ); ?></label> 
            <input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'vk' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'vk' ) ); ?>" type="text" value="<?php echo esc_url( $vk ); ?>" />
            <small><?php esc_html_e( 'Leave blank if you do not want to show.', 'travel-diaries' ); ?></small>
		</p>
        
        <p>
            <label for="<?php echo esc_attr( $this->get_field_id( 'xing' ) ); ?>"><?php _e( 'Xing', 'travel-diaries' ); ?></label> 
            <input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'xing' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'xing' ) ); ?>" type="text" value="<?php echo esc_url( $xing ); ?>" />
            <small><?php esc_html_e( 'Leave blank if you do not want to show.', 'travel-diaries' ); ?></small>
		</p>

        <p>
            <label for="<?php echo esc_attr( $this->get_field_id( 'tiktok' ) ); ?>"><?php _e( 'Tiktok', 'travel-diaries' ); ?></label> 
            <input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'tiktok' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'tiktok' ) ); ?>" type="text" value="<?php echo esc_url( $tiktok ); ?>" />
            <small><?php esc_html_e( 'Leave blank if you do not want to show.', 'travel-diaries' ); ?></small>
		</p>
        <?php 
	}

	/**
	 * Sanitize widget form values as they are saved.
	 *
	 * @see WP_Widget::update()
	 *
	 * @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.
	 */
	public function update( $new_instance, $old_instance ) {
		$instance = array();
		
        $instance['title']       = ! empty( $new_instance['title'] ) ? strip_tags( $new_instance['title'] ) : __( 'Social', 'travel-diaries' );
        $instance['facebook']    = ! empty( $new_instance['facebook'] ) ? esc_url_raw( $new_instance['facebook'] ) : '';
        $instance['twitter']     = ! empty( $new_instance['twitter'] ) ? esc_url_raw( $new_instance['twitter'] ) : '';
        $instance['linkedin']    = ! empty( $new_instance['linkedin'] ) ? esc_url_raw( $new_instance['linkedin'] ) : '';
        $instance['google_plus'] = ! empty( $new_instance['google_plus'] ) ? esc_url_raw( $new_instance['google_plus'] ) : '';
        $instance['instagram']   = ! empty( $new_instance['instagram'] ) ? esc_url_raw( $new_instance['instagram'] ) : '';
        $instance['youtube']     = ! empty( $new_instance['youtube'] ) ? esc_url_raw( $new_instance['youtube'] ) : '';
        $instance['ok']          = ! empty( $new_instance['ok'] ) ? esc_url_raw( $new_instance['ok'] ) : '' ;
        $instance['vk']          = ! empty( $new_instance['vk'] ) ? esc_url_raw( $new_instance['vk'] ) : '' ;
        $instance['xing']        = ! empty( $new_instance['xing'] ) ? esc_url_raw( $new_instance['xing'] ) : '' ;
        $instance['tiktok']      = ! empty( $new_instance['tiktok'] ) ? esc_url_raw( $new_instance['tiktok'] ) : '' ;
		
		return $instance;
	}

} // class Travel_Diaries_Social_Links 