Tag: rename old attachments

If you change your website name, or you have to change some strings in existing imagedata of your website, we need to do the following steps:

Step 1: Fetch all attachments

Step 2: Rename all corresponding uploaded files

Step 3: update attachment data so that new files would be recognized by WP

Step 4: Update title, description data as well.

Here is a snippet which implements all 4 steps above.