Retrieves the legacy media library form in an iframe.
media_upload_gallery
Retrieves the legacy media uploader form in an iframe.
media_send_to_editor
This filter is documented in wp-admin/includes/media.php
wp_media_upload_handler
Handles the process of uploading media.
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attachment_fields_to_save
This filter is documented in wp-admin/includes/media.php
media_upload_form_handler
Handles form submissions for the legacy media uploader.
media_buttons_context
Filters the legacy (pre-3.5.0) media buttons.
media_buttons
Adds the media button to the editor
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admin_head_{$content_func}
Fires in the admin header for each specific form tab in the legacy (pre-3.5.0) media upload popup.
wp_iframe
Adds the iframe to display content for the media upload page
media_handle_upload
Save a file submitted from a POST request and create an attachment post for it.
media_send_to_editor
Adds image html to editor
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image_send_to_editor
Filters the image HTML markup to send to the editor when inserting an image.
get_image_send_to_editor
Retrieves the image HTML to send to the editor.
the_media_upload_tabs
Outputs the legacy media upload tabs UI.
