Reply To: Default Featured Image Placeholder Issue

function kleo_get_post_thumbnail_url( $post_id = null ) {
	$image_url = '';

    $thumb = get_post_thumbnail_id( $post_id );
    //all good. we have a featured image
    $featured_image_url = wp_get_attachment_url( $thumb );
    if ( $featured_image_url ) {
        $image_url = $featured_image_url;
    } elseif ( sq_option( 'blog_get_image', 1 ) == 1 ) {
        global $post;
        if (! is_object($post) && $post_id != NULL  ) {
            $post = setup_postdata( get_post($post_id) );
        }
        ob_start();
        ob_end_clean();
        if (isset($post->post_content)) {
            $output = preg_match_all('|<img.*?src=[\'"](.*?)[\'"].*?>|i', $post->post_content, $matches);
            $image_url = isset($matches[1][0]) ? $matches[1][0] : null;
        }
    }

    //Defines a default image  
    if ( empty( $image_url ) && get_post_type() == 'post' )  { //** NEW Filter the post_type to 'post'
        $image_url = sq_option_url('blog_default_image', '');  
    }
    return $image_url;
}

                    $format = get_post_format( $post->ID );
                    if ( $img_url = kleo_get_post_thumbnail_url( $post->ID ) ) {
                        $image = aq_resize( $img_url, 44, 44, true, true, true );
                        if( ! $image ) {
                            $image = $img_url;
                        }
                        $image = '<img src="'. $image .'" class="kleo-rounded">';
                    } else {
                        if ($format == 'video') {
                            $image = "<i class='icon icon-video'></i>";
                        } elseif ($format == 'image' || $format == 'gallery') {
                            $image = "<i class='icon icon-picture'></i>";
                        } else {
                            $image = "<i class='icon icon-link'></i>";
                        }
                    }

                    $format = get_post_format( $post->ID );
                    if ( $img_url = kleo_get_post_thumbnail_url( $post->ID ) ) {
                            $image = aq_resize( $img_url, 44, 44, true, true, true );
                        // if( ! $image ) {
                            // $image = $img_url;
                        // }
                        $image = '<img src="'. $image .'" class="kleo-rounded">';

                    } else {
                        if ($format == 'video') {
                            $image = "<i class='icon icon-video'></i>";
                        } elseif ($format == 'image' || $format == 'gallery') {
                            $image = "<i class='icon icon-picture'></i>";
                        } else {
                        	if (get_post_type( $post->ID ) == 'post') { //** NEW - Post_type filter
                        		$image = '<img src="'. sq_option_url('blog_default_image', '') .'" class="kleo-rounded ajax_search_image">'; //** NEW - Providing default image url + .ajax_search_image css class
                            }
                            else {
                            	$image = "<i class='icon icon-link'></i>";
                            }
                        }
                    }