/wp-content/plugins/jetpack/modules/widgets/facebook-likebox.php
PHP | 314 lines | 238 code | 60 blank | 16 comment | 36 complexity | ef5faf97ae448c00a90048f06b469fae MD5 | raw file
- <?php
-
- /**
- * Register the widget for use in Appearance -> Widgets
- */
- add_action( 'widgets_init', 'jetpack_facebook_likebox_init' );
-
- function jetpack_facebook_likebox_init() {
- register_widget( 'WPCOM_Widget_Facebook_LikeBox' );
- }
-
- /**
- * Facebook Like Box widget class
- * Display a Facebook Like Box as a widget
- * http://developers.facebook.com/docs/reference/plugins/like-box/
- */
- class WPCOM_Widget_Facebook_LikeBox extends WP_Widget {
-
- private $default_height = 432;
- private $default_width = 200;
- private $max_width = 9999;
- private $min_width = 0;
- private $max_height = 9999;
- private $min_height = 100;
- private $default_colorscheme = 'light';
- private $allowed_colorschemes = array( 'light', 'dark' );
-
- function __construct() {
- parent::__construct(
- 'facebook-likebox',
- apply_filters( 'jetpack_widget_name', __( 'Facebook Like Box', 'jetpack' ) ),
- array(
- 'classname' => 'widget_facebook_likebox',
- 'description' => __( 'Display a Facebook Like Box to connect visitors to your Facebook Page', 'jetpack' )
- )
- );
- }
-
- function widget( $args, $instance ) {
-
- extract( $args );
-
- $like_args = $this->normalize_facebook_args( $instance['like_args'] );
-
- if ( empty( $like_args['href'] ) || ! $this->is_valid_facebook_url( $like_args['href'] ) ) {
- if ( current_user_can('edit_theme_options') ) {
- echo $before_widget;
- echo '<p>' . sprintf( __( 'It looks like your Facebook URL is incorrectly configured. Please check it in your <a href="%s">widget settings</a>.', 'jetpack' ), admin_url( 'widgets.php' ) ) . '</p>';
- echo $after_widget;
- }
- echo '<!-- Invalid Facebook Page URL -->';
- return;
- }
-
-
- $title = apply_filters( 'widget_title', $instance['title'] );
- $page_url = set_url_scheme( $like_args['href'], 'https' );
-
- $like_args['show_faces'] = (bool) $like_args['show_faces'] ? 'true' : 'false';
- $like_args['stream'] = (bool) $like_args['stream'] ? 'true' : 'false';
- $like_args['force_wall'] = (bool) $like_args['force_wall'] ? 'true' : 'false';
- $like_args['show_border']= (bool) $like_args['show_border'] ? 'true' : 'false';
- $like_args['header'] = (bool) $like_args['header'] ? 'true' : 'false';
- $like_bg_colour = apply_filters( 'jetpack_fb_likebox_bg', ( 'dark' == $like_args['colorscheme'] ? '#000' : '#fff' ), $like_args['colorscheme'] );
-
- $locale = $this->get_locale();
- if ( $locale && 'en_US' != $locale )
- $like_args['locale'] = $locale;
-
- $like_args = urlencode_deep( $like_args );
- $like_url = add_query_arg(
- $like_args,
- 'https://www.facebook.com/plugins/likebox.php'
- );
-
- echo $before_widget;
-
- if ( ! empty( $title ) ) :
- echo $before_title;
-
- $likebox_widget_title = '<a href="' . esc_url( $page_url ) . '">' . esc_html( $title ) . '</a>';
-
- echo apply_filters( 'jetpack_facebook_likebox_title', $likebox_widget_title, $title, $page_url );
-
- echo $after_title;
- endif;
-
- ?><iframe src="<?php echo esc_url( $like_url ); ?>" scrolling="no" frameborder="0" style="border: none; overflow: hidden;<?php echo 0 != $like_args['width'] ? ' width: ' . (int) $like_args['width'] . 'px; ' : ''; ?> height: <?php echo (int) $like_args['height']; ?>px; background: <?php echo esc_attr( $like_bg_colour ); ?>"></iframe><?php
-
- echo $after_widget;
-
- do_action( 'jetpack_stats_extra', 'widget', 'facebook-likebox' );
- }
-
- function update( $new_instance, $old_instance ) {
- $instance = array(
- 'title' => '',
- 'like_args' => $this->get_default_args(),
- );
-
- $instance['title'] = trim( strip_tags( stripslashes( $new_instance['title'] ) ) );
-
- // Set up widget values
- $instance['like_args'] = array(
- 'href' => trim( strip_tags( stripslashes( $new_instance['href'] ) ) ),
- 'width' => (int) $new_instance['width'],
- 'height' => (int) $new_instance['height'],
- 'colorscheme' => $new_instance['colorscheme'],
- 'show_faces' => (bool) $new_instance['show_faces'],
- 'stream' => (bool) $new_instance['stream'],
- 'show_border' => (bool) $new_instance['show_border'],
- 'header' => false, // The header just displays "Find us on Facebook"; it's redundant with the title
- 'force_wall' => (bool) $new_instance['force_wall'],
- );
-
- $instance['like_args'] = $this->normalize_facebook_args( $instance['like_args'] );
-
- return $instance;
- }
-
- function form( $instance ) {
- $instance = wp_parse_args( (array) $instance, array(
- 'title' => '',
- 'like_args' => $this->get_default_args()
- ) );
- $like_args = $this->normalize_facebook_args( $instance['like_args'] );
- ?>
-
- <p>
- <label for="<?php echo $this->get_field_id( 'title' ); ?>">
- <?php _e( 'Title', 'jetpack' ); ?>
- <input type="text" name="<?php echo $this->get_field_name( 'title' ); ?>" id="<?php echo $this->get_field_id( 'title' ); ?>" value="<?php echo esc_attr( $instance['title'] ); ?>" class="widefat" />
- </label>
- </p>
-
- <p>
- <label for="<?php echo $this->get_field_id( 'href' ); ?>">
- <?php _e( 'Facebook Page URL', 'jetpack' ); ?>
- <input type="text" name="<?php echo $this->get_field_name( 'href' ); ?>" id="<?php echo $this->get_field_id( 'href' ); ?>" value="<?php echo esc_url( $like_args['href'] ); ?>" class="widefat" />
- <br />
- <small><?php _e( 'The Like Box only works with <a href="http://www.facebook.com/help/?faq=174987089221178">Facebook Pages</a>.', 'jetpack' ); ?></small>
- </label>
- </p>
-
- <p>
- <label for="<?php echo $this->get_field_id( 'width' ); ?>">
- <?php _e( 'Width', 'jetpack' ); ?>
- <input type="number" class="smalltext" min="1" max="999" maxlength="3" name="<?php echo $this->get_field_name( 'width' ); ?>" id="<?php echo $this->get_field_id( 'width' ); ?>" value="<?php echo esc_attr( $like_args['width'] ); ?>" style="text-align: center;" />px
- </label>
- </p>
-
- <p>
- <label for="<?php echo $this->get_field_id( 'height' ); ?>">
- <?php _e( 'Height', 'jetpack' ); ?>
- <input type="number" class="smalltext" min="1" max="999" maxlength="3" name="<?php echo $this->get_field_name( 'height' ); ?>" id="<?php echo $this->get_field_id( 'height' ); ?>" value="<?php echo esc_attr( $like_args['height'] ); ?>" style="text-align: center;" />px
- </label>
- </p>
-
- <p>
- <label for="<?php echo $this->get_field_id( 'colorscheme' ); ?>">
- <?php _e( 'Color Scheme', 'jetpack' ); ?>
- <select name="<?php echo $this->get_field_name( 'colorscheme' ); ?>" id="<?php echo $this->get_field_id( 'colorscheme' ); ?>">
- <option value="light" <?php selected( $like_args['colorscheme'], 'light' ); ?>><?php _e( 'Light', 'jetpack' ); ?></option>
- <option value="dark" <?php selected( $like_args['colorscheme'], 'dark' ); ?>><?php _e( 'Dark', 'jetpack' ); ?></option>
- </select>
- </label>
- </p>
-
- <p>
- <label for="<?php echo $this->get_field_id( 'show_faces' ); ?>">
- <input type="checkbox" name="<?php echo $this->get_field_name( 'show_faces' ); ?>" id="<?php echo $this->get_field_id( 'show_faces' ); ?>" <?php checked( $like_args['show_faces'] ); ?> />
- <?php _e( 'Show Faces', 'jetpack' ); ?>
- <br />
- <small><?php _e( 'Show profile photos in the plugin.', 'jetpack' ); ?></small>
- </label>
- </p>
-
- <p>
- <label for="<?php echo $this->get_field_id( 'stream' ); ?>">
- <input type="checkbox" name="<?php echo $this->get_field_name( 'stream' ); ?>" id="<?php echo $this->get_field_id( 'stream' ); ?>" <?php checked( $like_args['stream'] ); ?> />
- <?php _e( 'Show Stream', 'jetpack' ); ?>
- <br />
- <small><?php _e( 'Show the profile stream for the public profile.', 'jetpack' ); ?></small>
- </label>
- </p>
-
- <p>
- <label for="<?php echo $this->get_field_id( 'show_border' ); ?>">
- <input type="checkbox" name="<?php echo $this->get_field_name( 'show_border' ); ?>" id="<?php echo $this->get_field_id( 'show_border' ); ?>" <?php checked( $like_args['show_border'] ); ?> />
- <?php _e( 'Show Border', 'jetpack' ); ?>
- <br />
- <small><?php _e( 'Show a border around the plugin.', 'jetpack' ); ?></small>
- </label>
- </p>
-
- <p>
- <label for="<?php echo $this->get_field_id( 'force_wall' ); ?>">
- <input type="checkbox" name="<?php echo $this->get_field_name( 'force_wall' ); ?>" id="<?php echo $this->get_field_id( 'force_wall' ); ?>" <?php checked( $like_args['force_wall'] ); ?> />
- <?php _e( 'Show Wall', 'jetpack' ); ?>
- <br />
- <small><?php _e( 'Show the wall for a Places page rather than friend activity.', 'jetpack' ); ?></small>
- </label>
- </p>
-
- <?php
- }
-
- function get_default_args() {
- $defaults = array(
- 'href' => '',
- 'width' => $this->default_width,
- 'height' => $this->default_height,
- 'colorscheme' => $this->default_colorscheme,
- 'show_faces' => true,
- 'stream' => false,
- 'show_border' => true,
- 'header' => false,
- 'force_wall' => false,
- );
-
- return apply_filters( 'jetpack_facebook_likebox_defaults', $defaults );
- }
-
- function normalize_facebook_args( $args ) {
- $args = wp_parse_args( (array) $args, $this->get_default_args() );
-
- // Validate the Facebook Page URL
- if ( $this->is_valid_facebook_url( $args['href'] ) ) {
- $temp = explode( '?', $args['href'] );
- $args['href'] = str_replace( array( 'http://facebook.com', 'https://facebook.com' ), array( 'http://www.facebook.com', 'https://www.facebook.com' ), $temp[0] );
- } else {
- $args['href'] = '';
- }
-
- $args['width'] = $this->normalize_int_value( (int) $args['width'], $this->default_width, $this->max_width, $this->min_width );
- $args['height'] = $this->normalize_int_value( (int) $args['height'], $this->default_height, $this->max_height, $this->min_height );
- $args['colorscheme'] = $this->normalize_text_value( $args['colorscheme'], $this->default_colorscheme, $this->allowed_colorschemes );
- $args['show_faces'] = (bool) $args['show_faces'];
- $args['stream'] = (bool) $args['stream'];
- $args['show_border'] = (bool) $args['show_border'];
- $args['force_wall'] = (bool) $args['force_wall'];
-
- // The height used to be dependent on other widget settings
- // If the user changes those settings but doesn't customize the height,
- // let's intelligently assign a new height.
- if ( in_array( $args['height'], array( 580, 110, 432 ) ) ) {
- if( $args['show_faces'] && $args['stream'] ) {
- $args['height'] = 580;
- } else if( ! $args['show_faces'] && ! $args['stream'] ) {
- $args['height'] = 110;
- } else {
- $args['height'] = 432;
- }
- }
-
- return $args;
- }
-
- function is_valid_facebook_url( $url ) {
- return ( FALSE !== strpos( $url, 'facebook.com' ) ) ? TRUE : FALSE;
- }
-
- function normalize_int_value( $value, $default = 0, $max = 0, $min = 0 ) {
- $value = (int) $value;
-
- if ( $max < $value || $min > $value )
- $value = $default;
-
- return (int) $value;
- }
-
- function normalize_text_value( $value, $default = '', $allowed = array() ) {
- $allowed = (array) $allowed;
-
- if ( empty( $value ) || ( ! empty( $allowed ) && ! in_array( $value, $allowed ) ) )
- $value = $default;
-
- return $value;
- }
-
- function guess_locale_from_lang( $lang ) {
- if ( 'en' == $lang || 'en_US' == $lang || !$lang ) {
- return 'en_US';
- }
-
- if ( !class_exists( 'GP_Locales' ) ) {
- if ( !defined( 'JETPACK__GLOTPRESS_LOCALES_PATH' ) || !file_exists( JETPACK__GLOTPRESS_LOCALES_PATH ) ) {
- return false;
- }
-
- require JETPACK__GLOTPRESS_LOCALES_PATH;
- }
-
- if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) {
- // WP.com: get_locale() returns 'it'
- $locale = GP_Locales::by_slug( $lang );
- } else {
- // Jetpack: get_locale() returns 'it_IT';
- $locale = GP_Locales::by_field( 'wp_locale', $lang );
- }
-
- if ( !$locale || empty( $locale->facebook_locale ) ) {
- return false;
- }
-
- return $locale->facebook_locale;
- }
-
- function get_locale() {
- return $this->guess_locale_from_lang( get_locale() );
- }
- }
-
- // END