FB Share for WP

<?php if(is_single() || is_page()) { ?>
    <meta property="og:type" content="article" />
    <meta property="og:title" content="<?php single_post_title(''); ?>" />
    <meta property="og:description" content="<?php
    while(have_posts()):the_post();
    $out_excerpt = str_replace(array("\r\n", "\r", "\n"), "", get_the_excerpt());
    echo apply_filters('the_excerpt_rss', $out_excerpt);
    endwhile;   ?>" />
    <meta property="og:url" content="<?php the_permalink(); ?>"/>
<?php  } else { ?>
    <meta property="og:type" content="article" />
   <meta property="og:title" content="<?php bloginfo('name'); ?>" />
    <meta property="og:url" content="<?php bloginfo('url'); ?>"/>
    <meta property="og:description" content="<?php bloginfo('description'); ?>" />
<?php  }  ?>