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function special_tooltip_shortcode($atts) { // Default attributes $atts = shortcode_atts(array( 'keyword' => 'Test Tooltip', 'id' => '123', 'items' => '', ), $atts); // Escape output $keyword = esc_html($atts['keyword']); $id = (int) $atts['id']; // Clean items: remove empty lines $lines = preg_split('/\r\n|\r|\n/', $atts['items']); $clean_lines = array_filter(array_map('trim', $lines)); // Trim each line, remove empty $items = ''; foreach ($clean_lines as $line) { $items .= esc_html($line) . '
'; } // Fixed base URL $url = "https://www.macaneselibrary.org/macfams/priv/english/"; // Build output $output = ""; return $output; } add_shortcode('specialtooltip', 'special_tooltip_shortcode');