253 lines
7.7 KiB
PHP
253 lines
7.7 KiB
PHP
<?php
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/*
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Plugin Name: Social Media Icons Widget
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Description: A simple widget that displays social media icons
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Author: Chris Rudzki
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*/
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// Creating the widget
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class WPCOM_social_media_icons_widget extends WP_Widget {
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private $defaults;
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private $services;
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public function __construct() {
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parent::__construct(
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'wpcom_social_media_icons_widget',
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/** This filter is documented in modules/widgets/facebook-likebox.php */
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apply_filters( 'jetpack_widget_name', esc_html__( 'Social Media Icons', 'jetpack' ) ),
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array(
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'description' => __( 'A simple widget that displays social media icons.', 'jetpack' ),
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'customize_selective_refresh' => true,
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)
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);
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$this->defaults = array(
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'title' => __( 'Social', 'jetpack' ),
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'facebook_username' => '',
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'twitter_username' => '',
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'instagram_username' => '',
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'pinterest_username' => '',
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'linkedin_username' => '',
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'github_username' => '',
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'youtube_username' => '',
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'vimeo_username' => '',
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'googleplus_username' => '',
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);
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$this->services = array(
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'facebook' => array( 'Facebook', 'https://www.facebook.com/%s/' ),
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'twitter' => array( 'Twitter', 'https://twitter.com/%s/' ),
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'instagram' => array( 'Instagram', 'https://instagram.com/%s/' ),
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'pinterest' => array( 'Pinterest', 'https://www.pinterest.com/%s/' ),
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'linkedin' => array( 'LinkedIn', 'https://www.linkedin.com/in/%s/' ),
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'github' => array( 'GitHub', 'https://github.com/%s/' ),
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'youtube' => array( 'YouTube', 'https://www.youtube.com/%s/' ),
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'vimeo' => array( 'Vimeo', 'https://vimeo.com/%s/' ),
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'googleplus' => array( 'Google+', 'https://plus.google.com/u/0/%s/' ),
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);
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if ( is_active_widget( false, false, $this->id_base ) || is_customize_preview() ) {
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add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_style' ) );
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}
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}
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public function enqueue_style() {
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wp_register_style( 'jetpack_social_media_icons_widget', plugins_url( 'social-media-icons/style.css', __FILE__ ), array(), '20150602' );
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wp_enqueue_style( 'jetpack_social_media_icons_widget' );
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}
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private function check_genericons() {
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global $wp_styles;
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foreach ( $wp_styles->queue as $handle ) {
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if ( false !== stristr( $handle, 'genericons' ) ) {
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return $handle;
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}
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}
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return false;
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}
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// front end
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public function widget( $args, $instance ) {
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$instance = wp_parse_args( (array) $instance, $this->defaults );
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/** This filter is documented in core/src/wp-includes/default-widgets.php */
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$instance['title'] = apply_filters( 'widget_title', $instance['title'], $instance, $this->id_base );
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if ( ! $this->check_genericons() ) {
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wp_enqueue_style( 'genericons' );
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}
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$index = 10;
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$html = array();
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$alt_text = esc_attr__( 'View %1$s’s profile on %2$s', 'jetpack' );
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foreach ( $this->services as $service => $data ) {
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list( $service_name, $url ) = $data;
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if ( ! isset( $instance[ $service . '_username' ] ) ) {
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continue;
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}
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$username = $link_username = $instance[ $service . '_username' ];
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if ( empty( $username ) ) {
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continue;
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}
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$index += 10;
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if (
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$service === 'googleplus'
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&& ! is_numeric( $username )
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&& substr( $username, 0, 1 ) !== "+"
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) {
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$link_username = "+" . $username;
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}
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if ( $service === 'youtube' && substr( $username, 0, 2 ) == 'UC' ) {
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$link_username = "channel/" . $username;
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} else if ( $service === 'youtube' ) {
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$link_username = "user/" . $username;
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}
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/**
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* Fires for each profile link in the social icons widget. Can be used
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* to change the links for certain social networks if needed.
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*
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* @module widgets
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*
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* @since 3.8.0
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*
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* @param string $url the currently processed URL
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* @param string $service the lowercase service slug, e.g. 'facebook', 'youtube', etc.
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*/
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$link = apply_filters( 'jetpack_social_media_icons_widget_profile_link', esc_url( sprintf( $url, $link_username ) ), $service );
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$html[ $index ] =
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'<a title="' . sprintf( $alt_text, esc_attr( $username ), $service_name )
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. '" href="' . $link
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. '" class="genericon genericon-' . $service . '" target="_blank"><span class="screen-reader-text">'
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. sprintf( $alt_text, esc_html( $username ), $service_name )
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. '</span></a>';
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}
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/**
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* Fires at the end of the list of Social Media accounts.
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* Can be used to add a new Social Media Site to the Social Media Icons Widget.
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* The filter function passed the array of HTML entries that will be sorted
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* by key, each wrapped in a list item element and output as an unsorted list.
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*
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* @module widgets
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*
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* @since 3.8.0
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*
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* @param array $html Associative array of HTML snippets per each icon.
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*/
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$html = apply_filters( 'jetpack_social_media_icons_widget_array', $html );
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ksort( $html );
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$html = '<ul><li>' . join( '</li><li>', $html ) . '</li></ul>';
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if ( ! empty( $instance['title'] ) ) {
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$html = $args['before_title'] . esc_html( $instance['title'] ) . $args['after_title'] . $html;
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}
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$html = $args['before_widget'] . $html . $args['after_widget'];
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/**
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* Filters the Social Media Icons widget output.
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*
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* @module widgets
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*
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* @since 3.6.0
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*
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* @param string $html Social Media Icons widget html output.
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*/
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echo apply_filters( 'jetpack_social_media_icons_widget_output', $html );
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}
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// backend
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public function form( $instance ) {
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$instance = wp_parse_args( (array) $instance, $this->defaults );
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?>
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<p>
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<label for="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>"><?php _e( 'Title:', 'jetpack' ); ?></label>
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<input
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class="widefat"
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id="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>"
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name="<?php echo esc_attr( $this->get_field_name( 'title' ) ); ?>"
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type="text"
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value="<?php echo esc_attr( $instance['title'] ); ?>"
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/>
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</p>
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<?php
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foreach ( $this->services as $service => $data ) {
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list( $service_name, $url ) = $data;
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?>
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<p>
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<label for="<?php echo esc_attr( $this->get_field_id( $service . '_username' ) ); ?>">
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<?php
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/* translators: %s is a social network name, e.g. Facebook */
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printf( __( '%s username:', 'jetpack' ), $service_name );
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?>
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</label>
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<input
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class="widefat"
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id="<?php echo esc_attr( $this->get_field_id( $service . '_username' ) ); ?>"
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name="<?php echo esc_attr( $this->get_field_name( $service . '_username' ) ); ?>"
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type="text"
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value="<?php echo esc_attr( $instance[ $service . '_username'] ); ?>"
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/>
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</p>
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<?php
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}
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}
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// updating widget settings
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public function update( $new_instance, $old_instance ) {
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$instance = (array) $old_instance;
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foreach ( $new_instance as $field => $value ) {
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$instance[$field] = sanitize_text_field( $new_instance[$field] );
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}
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// Stats
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$stats = $instance;
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unset( $stats['title'] );
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$stats = array_filter( $stats );
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$stats = array_keys( $stats );
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$stats = array_map( array( $this, 'remove_username' ), $stats );
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foreach ( $stats as $val ) {
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/**
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* Fires for each Social Media account being saved in the Social Media Widget settings.
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*
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* @module widgets
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*
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* @since 3.6.0
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*
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* @param string social-media-links-widget-svcs Type of action to track.
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* @param string $val Name of the Social Media account being saved.
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*/
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do_action( 'jetpack_bump_stats_extras', 'social-media-links-widget-svcs', $val ) ;
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}
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return $instance;
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}
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// Remove username from value before to save stats
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public function remove_username( $val ) {
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return str_replace( '_username', '', $val );
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}
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} // class ends here
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// register and load the widget
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function wpcom_social_media_icons_widget_load_widget() {
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register_widget( 'wpcom_social_media_icons_widget' );
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}
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add_action( 'widgets_init', 'wpcom_social_media_icons_widget_load_widget' );
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