If you are uploading via Core admin pages, WordPress will most likely upload the file, and then create an attachment post– that is, a post with the attachment post type. So the save_post_attachment hook might do it for you. 3362 /** 3363 * Fires once a post has been saved. 3364 * 3365 * The … Read more
Unzipping and installing plugins requires filesystem manipulation. That is difficult to make portable across all systems/configurations. Performing those manipulations via FTP is one the more reliable ways to do it, and quite probably one of the more secure especially if the server runs a reasonably secure sFTP server. I am pretty sure that is the … Read more
wp_handle_upload – specified file failed upload test
Generate and upload screenshot as featured image for user-submitted post
When the WP_EDITOR button is pressed, the user is prompted to select a photo from their device
A way to upload old html pages with all its assets via WordPress admin and to add a fixed menu on top of those (a la Wayback Machine)
Changing upload directory and migrating old attachments
How to parse an image that was just uploaded to make sure it doesn’t contain malicious code?
Create media folder upon post publish?
Cannot upload CSV via REST API: ‘Sorry, not allowed to upload this file type.’ but it does work through the WordPress Dashboard