[WordPress PHP] Automatically Set Featured Image from Post Content
This WordPress PHP script automatically sets a featured image in a post if it forgets to set one.
Media library
Using WordPress ‘image_make_intermediate_size()’ PHP function
Resizes an image to make a thumbnail or intermediate size.
Using WordPress ‘media_upload_form_handler()’ PHP function
Learn how to use the WordPress'media_upload_form_handler' function to handle form submissions for the legacy media uploader
Using Gravity Forms ‘gform_advancedpostcreation_file_url_pre_set_post_thumbnail’ PHP filter
Learn how to use the `gform_advancedpostcreation_file_url_pre_set_post_thumbnail` PHP filter with Gravity Forms to override the URL of a file and set it as the post thumbnail. Get an example and instructions…