diff options
Diffstat (limited to 'plugins/jetpack/modules/widgets/facebook-likebox.php')
| -rw-r--r-- | plugins/jetpack/modules/widgets/facebook-likebox.php | 253 |
1 files changed, 253 insertions, 0 deletions
diff --git a/plugins/jetpack/modules/widgets/facebook-likebox.php b/plugins/jetpack/modules/widgets/facebook-likebox.php new file mode 100644 index 00000000..ebf6e9b5 --- /dev/null +++ b/plugins/jetpack/modules/widgets/facebook-likebox.php @@ -0,0 +1,253 @@ +<?php + +/** + * 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 = 400; + private $min_width = 100; + private $default_colorscheme = 'light'; + private $allowed_colorschemes = array( 'light', 'dark' ); + + function __construct() { + parent::__construct( 'facebook-likebox', __( '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'] ) ) { + echo '<!-- Invalid Facebook Page URL -->'; + return; + } + + + $title = apply_filters( 'widget_title', $instance['title'] ); + $page_url = ( is_ssl() ) ? str_replace( 'http://', 'https://', $like_args['href'] ) : $like_args['href']; + + // Calculate the height based on the features enabled + if( $like_args['show_faces'] && $like_args['stream'] ) { + $like_args['height'] = 580; + } else if( ! $like_args['show_faces'] && ! $like_args['stream'] ) { + $like_args['height'] = 110; + } else { + $like_args['height'] = 432; + } + + $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['header'] = (bool) $like_args['header'] ? 'true' : 'false'; + $like_bg_colour = ( 'dark' == $like_args['colorscheme'] ) ? '#000' : '#fff'; + + $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, sprintf( '%swww.facebook.com/plugins/likebox.php', ( is_ssl() ) ? 'https://' : 'http://' ) ); + + echo $before_widget; + + if( ! empty( $title ) ) : + echo $before_title; + ?><a href="<?php echo esc_url( $page_url ); ?>"><?php esc_html_e( $title , 'jetpack' ); ?></a><?php + echo $after_title; + endif; + + ?><iframe src="<?php echo esc_url( $like_url ); ?>" scrolling="no" frameborder="0" style="border: none; overflow: hidden; width: <?php esc_html_e( $like_args['width'] , 'jetpack' ); ?>px; height: <?php esc_html_e( $like_args['height'] , 'jetpack' ); ?>px; background: <?php esc_html_e( $like_bg_colour , 'jetpack' ); ?>"></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'], + '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="text" 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="width: 30px; text-align: center;" /> + </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( '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, + '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['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['force_wall'] = (bool) $args['force_wall']; + + 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( ! $value || $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 ) { + $lang = strtolower( str_replace( '-', '_', $lang ) ); + + if ( 5 == strlen( $lang ) ) { + $lang = substr( $lang, 0, 3 ) . strtoupper( substr( $lang, 3, 2 ) ); + } else if ( 3 == strlen( $lang ) ) { + $lang = $lang; + } else { + $lang = $lang . '_' . strtoupper( $lang ); + } + + if ( 'en_EN' == $lang ) { + $lang = 'en_US'; + } else if ( 'he_HE' == $lang ) { + $lang = 'he_IL'; + } else if ( 'ja_JA' == $lang ) + $lang = 'ja_JP'; + + return $lang; + } + + function get_locale() { + return $this->guess_locale_from_lang( get_locale() ); + } +} + +// END |