Preview

How does the media library determine if a PDF file has preview images?

How does the media library determine if a PDF file has preview images?

The preview images for PDF documents are created within wp_generate_attachment_metadata() [src]. The full size preview image will have the -pdf. jpg extension [src]. The preview images info for the PDF document is stored in _wp_attachment_metadata in the post meta table.

Pages One PDF Document, 2 pages [closed]
One PDF Document, 2 pages [closed]
Can you separate pages in a PDF? Why does PDF Open on Page 2? How do I save a PDF so it opens 2 pages? How do I view all pages in a PDF? How can I sep...
Airtable WordPress plugin development- Integrate with airtable API
WordPress plugin development- Integrate with airtable API
Can Airtable integrate with WordPress? How do I connect Airtable to WordPress? How do I integrate Airtable on my website? Does Airtable have an app? H...
Slow Wordpress slow query
Wordpress slow query
WordPress can be prone to slower queries on the wp_posts table, if you have a large amount of data, and many different custom post types. If you are f...