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<?php /** * Podcast Player Block. * * @since 8.4.0 * * @package automattic/jetpack / namespace Automattic\Jetpack\Extensions\Podcast_Player; use Automattic\Jetpack\Blocks; use Automattic\Jetpack\Status\Request; use Jetpack_Gutenberg; use Jetpack_Podcast_Helper; if ( ! class_exists( 'Jetpack_Podcast_Helper' ) ) { require_once JETPACK__PLUGIN_DIR . '/_inc/lib/class-jetpack-podcast-helper.php'; } /* * Registers the block for use in Gutenberg. This is done via an action so that * we can disable registration if we need to. / function register_block() { Blocks::jetpack_register_block( __DIR__, array( 'render_callback' => __NAMESPACE__ . '\render_block', // Since Gutenberg #31873. 'style' => 'wp-mediaelement', 'render_email_callback' => __NAMESPACE__ . '\render_email', ) ); } add_action( 'init', __NAMESPACE__ . '\register_block' ); /* * Returns the error message wrapped in HTML if current user * has the capability to edit the post. Public visitors will * never see errors. * * @param string $message The error message to display. * @return string / function render_error( $message ) { // Suppress errors for users unable to address them. if ( ! current_user_can( 'edit_posts' ) ) { return ''; } return '<p>' . esc_html( $message ) . '</p>'; } /* * Podcast Player block registration/dependency declaration. * * @param array $attributes Array containing the Podcast Player block attributes. * @param string $content Fallback content - a direct link to RSS, as rendered by save.js. * @return string / function render_block( $attributes, $content ) { // Don't render an interactive version of the block outside the frontend context. if ( ! Request::is_frontend() ) { return $content; } // Test for empty URLS. if ( empty( $attributes['url'] ) ) { return render_error( __( 'No Podcast URL provided. Please enter a valid Podcast RSS feed URL.', 'jetpack' ) ); } // Test for invalid URLs. if ( ! wp_http_validate_url( $attributes['url'] ) ) { return render_error( __( 'Your podcast URL is invalid and couldn\'t be embedded. Please double check your URL.', 'jetpack' ) ); } if ( ! empty( $attributes['selectedEpisodes'] ) ) { $guids = array_map( function ( $episode ) { return $episode['guid']; }, $attributes['selectedEpisodes'] ); $player_args = array( 'guids' => $guids ); } else { $player_args = array(); } // Sanitize the URL. $attributes['url'] = esc_url_raw( $attributes['url'] ); $player_data = ( new Jetpack_Podcast_Helper( $attributes['url'] ) )->get_player_data( $player_args ); if ( is_wp_error( $player_data ) ) { return render_error( $player_data->get_error_message() ); } return render_player( $player_data, $attributes ); } /* * Renders the HTML for the Podcast player and tracklist. * * @param array $player_data The player data details. * @param array $attributes Array containing the Podcast Player block attributes. * @return string The HTML for the podcast player. / function render_player( $player_data, $attributes ) { // If there are no tracks (it is possible) then display appropriate user facing error message. if ( empty( $player_data['tracks'] ) ) { return render_error( __( 'No tracks available to play.', 'jetpack' ) ); } if ( is_wp_error( $player_data['tracks'] ) ) { return render_error( $player_data['tracks']->get_error_message() ); } // Only use the amount of tracks requested. $player_data['tracks'] = array_slice( $player_data['tracks'], 0, absint( $attributes['itemsToShow'] ) ); // Generate a unique id for the block instance. $instance_id = wp_unique_id( 'jetpack-podcast-player-block-' . get_the_ID() . '-' ); $player_data['playerId'] = $instance_id; // Generate object to be used as props for PodcastPlayer. $player_props = array_merge( // Add all attributes. array( 'attributes' => $attributes ), // Add all player data. $player_data ); $primary_colors = get_colors( 'primary', $attributes, 'color' ); $secondary_colors = get_colors( 'secondary', $attributes, 'color' ); $background_colors = get_colors( 'background', $attributes, 'background-color' ); $player_classes_name = trim( "{$secondary_colors['class']} {$background_colors['class']}" ); $player_inline_style = trim( "{$secondary_colors['style']} {$background_colors['style']}" ); $player_inline_style .= get_css_vars( $attributes ); $wrapper_attributes = \WP_Block_Supports::get_instance()->apply_block_supports(); $block_classname = Blocks::classes( Blocks::get_block_feature( __DIR__ ), $attributes, array( 'is-default' ) ); $is_amp = Blocks::is_amp_request(); ob_start(); ?> <div class="<?php echo esc_attr( $block_classname ); ?>"<?php echo ! empty( $wrapper_attributes['style'] ) ? ' style="' . esc_attr( $wrapper_attributes['style'] ) . '"' : ''; ?> id="<?php echo esc_attr( $instance_id ); ?>"> <section class="jetpack-podcast-player <?php echo esc_attr( $player_classes_name ); ?>" style="<?php echo esc_attr( $player_inline_style ); ?>" > <?php render( 'podcast-header', array_merge( $player_props, array( 'primary_colors' => $primary_colors, 'player_id' => $player_data['playerId'], ) ) ); ?> <?php if ( count( $player_data['tracks'] ) > 1 ) : ?> <ol class="jetpack-podcast-player__tracks"> <?php foreach ( $player_data['tracks'] as $track_index => $attachment ) : ?> <?php render( 'playlist-track', array( 'is_active' => 0 === $track_index, 'attachment' => $attachment, 'primary_colors' => $primary_colors, 'secondary_colors' => $secondary_colors, ) ); ?> <?php endforeach; ?> </ol> <?php endif; ?> </section> <?php if ( ! $is_amp ) : ?> <script type="application/json"><?php echo wp_json_encode( $player_props ); ?></script> <?php endif; ?> </div> <?php /* * Enqueue necessary scripts and styles. / if ( ! $is_amp ) { wp_enqueue_style( 'wp-mediaelement' ); } Jetpack_Gutenberg::load_assets_as_required( __DIR__, array( 'mediaelement' ) ); return ob_get_clean(); } /* * Given the color name, block attributes and the CSS property, * the function will return an array with the `class` and `style` * HTML attributes to be used straight in the markup. * * @example * $color = get_colors( 'secondary', $attributes, 'border-color' * => array( 'class' => 'has-secondary', 'style' => 'border-color: #333' ) * * @param string $name Color attribute name, for instance `primary`, `secondary`, ... * @param array $attrs Block attributes. * @param string $property Color CSS property, fo instance `color`, `background-color`, ... * @return array Colors array. / function get_colors( $name, $attrs, $property ) { $attr_color = "{$name}Color"; $attr_custom = 'custom' . ucfirst( $attr_color ); $color = isset( $attrs[ $attr_color ] ) ? $attrs[ $attr_color ] : null; $custom_color = isset( $attrs[ $attr_custom ] ) ? $attrs[ $attr_custom ] : null; $colors = array( 'class' => '', 'style' => '', ); if ( $color \|\| $custom_color ) { $colors['class'] .= "has-{$name}"; if ( $color ) { $colors['class'] .= " has-{$color}-{$property}"; } elseif ( $custom_color ) { $colors['style'] .= "{$property}: {$custom_color};"; } } return $colors; } /* * It generates a string with CSS variables according to the * block colors, prefixing each one with `--jetpack-podcast-player'. * * @param array $attrs Podcast Block attributes object. * @return string CSS variables depending on block colors. / function get_css_vars( $attrs ) { $colors_name = array( 'primary', 'secondary', 'background' ); $inline_style = ''; foreach ( $colors_name as $color ) { $hex_color = 'hex' . ucfirst( $color ) . 'Color'; if ( ! empty( $attrs[ $hex_color ] ) ) { $inline_style .= " --jetpack-podcast-player-{$color}: {$attrs[ $hex_color ]};"; } } return $inline_style; } /* * Render the given template in server-side. * Important note: * The $template_props array will be extracted. * This means it will create a var for each array item. * Keep it mind when using this param to pass * properties to the template. * * @html-template-var array $template_props * * @param string $name Template name, available in `./templates` folder. * @param array $template_props Template properties. Optional. * @param bool $print Render template. True as default. * @return string\|null HTML markup or null. / function render( $name, $template_props = array(), $print = true ) { if ( ! strpos( $name, '.php' ) ) { $name = $name . '.php'; } $template_path = __DIR__ . '/templates/' . $name; if ( ! file_exists( $template_path ) ) { return ''; } if ( $print ) { include $template_path; } else { ob_start(); include $template_path; $markup = ob_get_contents(); ob_end_clean(); return $markup; } } /* * Render podcast player block for email. * * @since 15.0 * * @param string $block_content The original block HTML content. * @param array $parsed_block The parsed block data including attributes. * @param object $rendering_context Email rendering context. * * @return string */ function render_email( $block_content, array $parsed_block, $rendering_context ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable // Validate input parameters and required dependencies if ( ! isset( $parsed_block['attrs'] ) \|\| ! is_array( $parsed_block['attrs'] ) \|\| ! class_exists( '\Automattic\WooCommerce\EmailEditor\Integrations\Utils\Table_Wrapper_Helper' ) ) { return ''; } $attr = $parsed_block['attrs']; // Check if we have a valid podcast URL if ( empty( $attr['url'] ) \|\| ! wp_http_validate_url( $attr['url'] ) ) { return ''; } // Get spacing from email_attrs for better consistency with core blocks $email_attrs = $parsed_block['email_attrs'] ?? array(); $table_margin_style = ''; if ( ! empty( $email_attrs ) && class_exists( '\WP_Style_Engine' ) ) { // Get margin for table styling $table_margin_style = \WP_Style_Engine::compile_css( array_intersect_key( $email_attrs, array_flip( array( 'margin' ) ) ), '' ) ?? ''; // Validate CSS output to prevent injection if ( ! empty( $table_margin_style ) && ! preg_match( '/^[a-zA-Z0-9\s:;()-]+$/', $table_margin_style ) ) { $table_margin_style = ''; } } $icon_image = 'https://s0.wp.com/i/emails/wpcom-notifications/audio-play.png'; $label = __( 'Listen to the podcast', 'jetpack' ); $audio_url = esc_url( $attr['url'] ); // Define pill-style colors and styling $background_color = '#f6f7f7'; $border_color = '#AAA'; $icon_size = '18px'; $font_size = '14px'; // Generate the icon content $icon_content = sprintf( '<a href="%1$s" rel="noopener nofollow" target="_blank" style="padding: 0.25em; padding-left: 17px; display: inline-block; vertical-align: middle;"><img height="%2$s" src="%3$s" style="display:block;margin-right:0;vertical-align:middle;" width="%2$s" alt="%4$s"></a>', esc_url( $audio_url ), esc_attr( $icon_size ), esc_url( $icon_image ), // translators: %s is the podcast player icon. sprintf( __( '%s icon', 'jetpack' ), __( 'Podcast', 'jetpack' ) ) ); $icon_content = \Automattic\WooCommerce\EmailEditor\Integrations\Utils\Table_Wrapper_Helper::render_table_cell( $icon_content, array( 'style' => sprintf( 'vertical-align:middle;font-size:%s;', $font_size ) ) ); // Generate the label content $label_content = sprintf( '<a href="%1$s" rel="noopener nofollow" target="_blank" style="text-decoration:none; padding: 0.25em; padding-right: 17px; display: inline-block;"><span style="margin-left:.5em;margin-right:.5em;font-weight:bold"> %2$s </span></a>', esc_url( $audio_url ), esc_html( $label ) ); $label_cell_style = sprintf( 'vertical-align:middle;font-size:%s;', $font_size ); $label_content = \Automattic\WooCommerce\EmailEditor\Integrations\Utils\Table_Wrapper_Helper::render_table_cell( $label_content, array( 'style' => $label_cell_style ) ); // Combine icon and label tables $podcast_content = $icon_content . $label_content; // Create the main pill-style table $main_table_styles = sprintf( 'background-color: %s; border-radius: 9999px; display: inline-table; float: none; border: 1px solid %s; border-collapse: separate;', $background_color, $border_color ); $main_table_attrs = array( 'align' => 'left', 'style' => $main_table_styles, ); $main_table = \Automattic\WooCommerce\EmailEditor\Integrations\Utils\Table_Wrapper_Helper::render_table_wrapper( $podcast_content, $main_table_attrs, array(), array(), false ); // Create the main wrapper table $table_style = 'width: 100%;'; if ( ! empty( $table_margin_style ) ) { $table_style = $table_margin_style . '; ' . $table_style; } else { $table_style = 'margin: 16px 0; ' . $table_style; } $table_attrs = array( 'style' => $table_style, ); $cell_attrs = array( 'style' => 'min-width: 100%; vertical-align: middle; word-break: break-word; text-align: left;', ); $main_wrapper = \Automattic\WooCommerce\EmailEditor\Integrations\Utils\Table_Wrapper_Helper::render_table_wrapper( $main_table, $table_attrs, $cell_attrs ); return \Automattic\WooCommerce\EmailEditor\Integrations\Utils\Table_Wrapper_Helper::render_outlook_table_wrapper( $main_wrapper, array( 'align' => 'left' ) ); }

| ver. 1.4 | Github | .