Created
August 21, 2021 14:45
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[Additional fields for media files] #wp
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/** | |
* Add Photographer Name and URL fields to media uploader | |
* | |
* @param $form_fields array, fields to include in attachment form | |
* @param $post object, attachment record in database | |
* @return $form_fields, modified form fields | |
*/ | |
function be_attachment_field_credit( $form_fields, $post ) { | |
$form_fields['be-photographer-name'] = array( | |
'label' => 'Photographer Name', | |
'input' => 'text', | |
'value' => get_post_meta( $post->ID, 'be_photographer_name', true ), | |
'helps' => 'If provided, photo credit will be displayed', | |
); | |
$form_fields['be-photographer-url'] = array( | |
'label' => 'Photographer URL', | |
'input' => 'text', | |
'value' => get_post_meta( $post->ID, 'be_photographer_url', true ), | |
'helps' => 'Add Photographer URL', | |
); | |
return $form_fields; | |
} | |
add_filter( 'attachment_fields_to_edit', 'be_attachment_field_credit', 10, 2 ); | |
/** | |
* Save values of Photographer Name and URL in media uploader | |
* | |
* @param $post array, the post data for database | |
* @param $attachment array, attachment fields from $_POST form | |
* @return $post array, modified post data | |
*/ | |
function be_attachment_field_credit_save( $post, $attachment ) { | |
if( isset( $attachment['be-photographer-name'] ) ) | |
update_post_meta( $post['ID'], 'be_photographer_name', $attachment['be-photographer-name'] ); | |
if( isset( $attachment['be-photographer-url'] ) ) | |
update_post_meta( $post['ID'], 'be_photographer_url', esc_url( $attachment['be-photographer-url'] ) ); | |
return $post; | |
} | |
add_filter( 'attachment_fields_to_save', 'be_attachment_field_credit_save', 10, 2 ); | |
//use data on template file. | |
echo get_post_meta(get_post_thumbnail_id(), 'be_photographer_url', true); |
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