WordPress开启https后把文章图片连接改为https的方法

/* 替换文章图片链接为 https */
function https_image_replacer($content){
if( is_ssl() ){
$host_name = $_SERVER['HTTP_HOST'];
$http_host_name='http://'.$host_name.'/wp-content/uploads';
$https_host_name='https://'.$host_name.'/wp-content/uploads';
$content = str_replace($http_host_name, $https_host_name, $content);
}
return $content;
}
add_filter('the_content', 'https_image_replacer');

function replacehttp($content){
if( is_ssl() ){
$content = str_replace('http://域名/wp-content/uploads', 'https://域名/wp-content/uploads', $content);
}
return $content;
}
add_filter('the_content', 'replacehttp');

 UPDATE wp_posts SET post_content = replace(post_content, 'http://域名/wp-content/uploads','https://域名/wp-content/uploads');