post_type ) {
return $actions;
}
if ( ! current_user_can( 'edit_post', $post->ID ) ) {
return $actions;
}
$post_type_obj = get_post_type_object( 'stacklar' );
$create_cap = ( $post_type_obj && isset( $post_type_obj->cap->create_posts ) ) ? $post_type_obj->cap->create_posts : 'edit_posts';
if ( ! current_user_can( $create_cap ) ) {
return $actions;
}
$url = add_query_arg(
array(
'action' => self::ACTION_DUPLICATE,
'form_id' => $post->ID,
),
admin_url( 'admin-post.php' )
);
$url = wp_nonce_url( $url, self::ACTION_DUPLICATE . '_' . $post->ID );
$actions['stacklar_duplicate'] = '' . esc_html__( 'Duplicate', 'stacklar-forms' ) . '';
return $actions;
}
public function handle_duplicate() {
$form_id = isset( $_REQUEST['form_id'] ) ? absint( $_REQUEST['form_id'] ) : 0; // phpcs:ignore WordPress.Security.NonceVerification.Recommended -- the nonce below is bound to this form ID.
check_admin_referer( self::ACTION_DUPLICATE . '_' . $form_id );
if ( ! $form_id ) {
wp_die( esc_html__( 'Missing form ID.', 'stacklar-forms' ) );
}
if ( ! current_user_can( 'edit_post', $form_id ) ) {
wp_die( esc_html__( 'You are not allowed to duplicate this form.', 'stacklar-forms' ) );
}
$post_type_obj = get_post_type_object( 'stacklar' );
$create_cap = ( $post_type_obj && isset( $post_type_obj->cap->create_posts ) ) ? $post_type_obj->cap->create_posts : 'edit_posts';
if ( ! current_user_can( $create_cap ) ) {
wp_die( esc_html__( 'You are not allowed to create new forms.', 'stacklar-forms' ) );
}
$post = get_post( $form_id );
if ( ! $post || 'stacklar' !== $post->post_type ) {
wp_die( esc_html__( 'Form not found.', 'stacklar-forms' ) );
}
$new_id = $this->duplicate_form( $post );
if ( is_wp_error( $new_id ) ) {
wp_die( esc_html( $new_id->get_error_message() ) );
}
$redirect = add_query_arg(
array(
'post' => $new_id,
'action' => 'edit',
self::NOTICE_FLAG => 1,
'source_form_id' => $form_id,
),
admin_url( 'post.php' )
);
wp_safe_redirect( $redirect );
exit;
}
protected function duplicate_form( WP_Post $post ) {
$title = $post->post_title ? $post->post_title : __( 'Untitled Form', 'stacklar-forms' );
$copy_title = $this->build_copy_title( $title );
$post_arr = array(
'post_type' => 'stacklar',
'post_title' => $copy_title,
'post_content' => $post->post_content,
'post_status' => 'draft',
'post_author' => get_current_user_id(),
);
/**
* Filter the post array used to create a duplicated form.
*
* @param array $post_arr Post data passed to wp_insert_post().
* @param WP_Post $post Source form post.
*/
$post_arr = apply_filters( 'stacklar_duplicate_post_arr', $post_arr, $post );
$new_id = wp_insert_post( wp_slash( $post_arr ), true );
if ( is_wp_error( $new_id ) ) {
return $new_id;
}
$this->copy_post_meta( $post->ID, $new_id );
/**
* Fires after a form has been duplicated.
*
* @param int $new_id New form post ID.
* @param WP_Post $post Source form post.
*/
do_action( 'stacklar_after_duplicate_form', intval( $new_id ), $post );
return intval( $new_id );
}
protected function build_copy_title( $title ) {
$title = sanitize_text_field( (string) $title );
$title = $title ? $title : __( 'Untitled Form', 'stacklar-forms' );
$copy_title = sprintf(
/* translators: %s: form title */
__( '%s (Copy)', 'stacklar-forms' ),
$title
);
return $copy_title;
}
protected function copy_post_meta( $from_id, $to_id ) {
$from_id = absint( $from_id );
$to_id = absint( $to_id );
if ( ! $from_id || ! $to_id ) {
return;
}
$meta = get_post_meta( $from_id );
if ( empty( $meta ) || ! is_array( $meta ) ) {
return;
}
$skip = array_fill_keys( $this->get_meta_keys_to_skip(), true );
foreach ( $meta as $key => $values ) {
if ( ! is_string( $key ) || '' === $key ) {
continue;
}
if ( isset( $skip[ $key ] ) ) {
continue;
}
if ( ! is_array( $values ) ) {
continue;
}
foreach ( $values as $value ) {
// get_post_meta() without a key returns raw serialized strings;
// unserialize to avoid double serialization, and slash because
// add_post_meta() unslashes its value.
add_post_meta( $to_id, $key, wp_slash( maybe_unserialize( $value ) ) );
}
}
}
protected function get_meta_keys_to_skip() {
return array(
'_edit_lock',
'_edit_last',
'_wp_old_slug',
'_wp_trash_meta_status',
'_wp_trash_meta_time',
'_wp_desired_post_slug',
);
}
public function render_notice() {
// The duplicate handler verified its nonce and redirected here; these
// query args only choose which notice to show.
// phpcs:disable WordPress.Security.NonceVerification.Recommended
$flag = isset( $_GET[ self::NOTICE_FLAG ] ) ? sanitize_key( wp_unslash( $_GET[ self::NOTICE_FLAG ] ) ) : '';
$new_id = isset( $_GET['post'] ) ? absint( $_GET['post'] ) : 0;
// phpcs:enable WordPress.Security.NonceVerification.Recommended
if ( '1' !== $flag ) {
return;
}
if ( ! $new_id || 'stacklar' !== get_post_type( $new_id ) ) {
return;
}
$message = __( 'Form duplicated successfully.', 'stacklar-forms' );
printf(
'',
esc_html( $message )
);
}
}