Definition:
function wp_widget_rss_output( $rss, $args = array() {}
Display the RSS entries in a list.
Parameters
- string|array|object $rss: RSS url.
- array $args: Widget arguments.
Source code
function wp_widget_rss_output( $rss, $args = array() ) { if ( is_string( $rss ) ) { $rss = fetch_feed($rss); } elseif ( is_array($rss) && isset($rss['url']) ) { $args = $rss; $rss = fetch_feed($rss['url']); } elseif ( !is_object($rss) ) { return; } if ( is_wp_error($rss) ) { if ( is_admin() || current_user_can('manage_options') ) echo '<p>' . sprintf( __('<strong>RSS Error</strong>: %s'), $rss->get_error_message() ) . '</p>'; return; } $default_args = array( 'show_author' => 0, 'show_date' => 0, 'show_summary' => 0 ); $args = wp_parse_args( $args, $default_args ); extract( $args, EXTR_SKIP ); $items = (int) $items; if ( $items < 1 || 20 < $items ) $items = 10; $show_summary = (int) $show_summary; $show_author = (int) $show_author; $show_date = (int) $show_date; if ( !$rss->get_item_quantity() ) { echo '<ul><li>' . __( 'An error has occurred; the feed is probably down. Try again later.' ) . '</li></ul>'; $rss->__destruct(); unset($rss); return; } echo '<ul>'; foreach ( $rss->get_items(0, $items) as $item ) { $link = $item->get_link(); while ( stristr($link, 'http') != $link ) $link = substr($link, 1); $link = esc_url(strip_tags($link)); $title = esc_attr(strip_tags($item->get_title())); if ( empty($title) ) $title = __('Untitled'); $desc = str_replace( array("\n", "\r"), ' ', esc_attr( strip_tags( @html_entity_decode( $item->get_description(), ENT_QUOTES, get_option('blog_charset') ) ) ) ); $desc = wp_html_excerpt( $desc, 360 ); // Append ellipsis. Change existing [...] to […]. if ( '[...]' == substr( $desc, -5 ) ) $desc = substr( $desc, 0, -5 ) . '[…]'; elseif ( '[…]' != substr( $desc, -10 ) ) $desc .= ' […]'; $desc = esc_html( $desc ); if ( $show_summary ) { $summary = "<div class='rssSummary'>$desc</div>"; } else { $summary = ''; } $date = ''; if ( $show_date ) { $date = $item->get_date( 'U' ); if ( $date ) { $date = ' <span class="rss-date">' . date_i18n( get_option( 'date_format' ), $date ) . '</span>'; } } $author = ''; if ( $show_author ) { $author = $item->get_author(); if ( is_object($author) ) { $author = $author->get_name(); $author = ' <cite>' . esc_html( strip_tags( $author ) ) . '</cite>'; } } if ( $link == '' ) { echo "<li>$title{$date}{$summary}{$author}</li>";
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