This information doesn’t have to be static. Here’s an example: <meta property=”og:title” content=”<?php if ( is_single() ) { wp_title(); } else { bloginfo(‘name’); } ?>” /> <meta property=”og:type” content=”blog” /> <meta property=”og:url” content=”<?php echo get_permalink() ?>” /> <meta property=”og:site_name” content=”<?php bloginfo(‘name’) ?>” /> Images are a little tricker. I like using the featured image if … Read more
The accepted answer over on StackOverflow looks to be the best way to do this. You’ll want to get into your header.php file to make these changes. https://stackoverflow.com/questions/6693499/how-can-i-set-a-website-image-that-will-show-as-preview-on-facebook Now if the image should change from post to post, I would probably write something using JQUERY to change the value of the meta tag on the … Read more
Yoast.com actually covered this quite recently… if ( is_singular() ) { global $post; if ( current_theme_supports(‘post-thumbnails’) && has_post_thumbnail( $post->ID ) ) { $thumbnail = wp_get_attachment_image_src( get_post_thumbnail_id( $post->ID ), ‘thumbnail’, false); echo ‘<meta property=”og:image” content=”‘.$thumbnail[0].'” />’; } echo ‘<meta property=”og:title” content=”‘.get_the_title().'” />’; if ( get_the_excerpt() != ” ) echo ‘<meta property=”og:description” content=”‘.strip_tags( get_the_excerpt() ).'” />’; } … Read more
reading the code of the Facebook Official Plugin I’ve seen that in open-graph-protocol.php It’s being applied the custom filter ‘fb_meta_tags’: .. $meta_tags = apply_filters( ‘fb_meta_tags’, $meta_tags, $post ); .. So in my plugin I’ve added a filter for ‘fb_meta_tags’ that adds/replace the image set from the Facebook plugin in this way: function clancat_product_fbmeta($meta_tags, $post){ .. … Read more
As far as I know this is not possible the way you’re trying to get it to work. You can specify an image for Facebook to use in the <meta> tag, but that’s about it. One thing you can try is use JavaScript to invoke the Facebook feed dialog. It has a picture parameter: picture … Read more
Try this: In your functions.php put this function fb_excerpt($text, $excerpt) { if ($excerpt) return $excerpt; $raw_excerpt = $text; $text = strip_shortcodes( $text ); $text = apply_filters(‘the_content’, $text); $text = str_replace(‘]]>’, ‘]]>’, $text); $text = strip_tags($text); $excerpt_length = apply_filters(‘excerpt_length’, 55); $words = preg_split(“/[\n\r\t ]+/”, $text, $excerpt_length + 1, PREG_SPLIT_NO_EMPTY); if (count($words) > $excerpt_length) { array_pop($words); $text … Read more
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