media_buttons()
Function: Adds the media button to the editor.
Source: wp-admin/includes/media.php:654
get_upload_iframe_src()
Function: Retrieves the upload iframe source URL.
Source: wp-admin/includes/media.php:710
media_upload_form_handler()
Function: Handles form submissions for the legacy media uploader.
Source: wp-admin/includes/media.php:754
wp_media_upload_handler()
Function: Handles the process of uploading media.
Source: wp-admin/includes/media.php:886
media_sideload_image()
Function: Downloads an image from the specified URL, saves it as an attachment, and optionally attaches it to a post.
Source: wp-admin/includes/media.php:1028
media_buttons_context
Filter Hook (deprecated): Filters the legacy (pre-3.5.0) media buttons.
Source: wp-admin/includes/media.php:687
media_upload_gallery()
Function: Retrieves the legacy media uploader form in an iframe.
Source: wp-admin/includes/media.php:1114
{$type}_upload_iframe_src
Filter Hook: Filters the upload iframe source URL for a specific media type.
Source: wp-admin/includes/media.php:742
media_upload_library()
Function: Retrieves the legacy media library form in an iframe.
Source: wp-admin/includes/media.php:1140
attachment_fields_to_save
Filter Hook: Filters the attachment fields to be saved.
Source: wp-admin/includes/media.php:805