/**
* View duplicate callback function.
*
* Expects following POST arguments:
* - wpnonce: A valid wpv_duplicate_view_nonce.
* - id: View ID.
* - name: Name of the new View.
*
* Refer to WPV_View::duplicate() for more information about the duplication itself.
*
* @since unknown
*/
function wpv_duplicate_this_view_callback() {
wpv_ajax_authenticate( 'wpv_duplicate_view_nonce', array( 'parameter_source' => 'post', 'type_of_death' => 'data' ) );
$post_id = (int) wpv_getpost( 'id', 0 );
$post_name= sanitize_text_field( wpv_getpost( 'name', '' ) );
if ( ( 0 == $post_id ) || empty( $post_name ) ) {
$data = array(
'message' => __('Wrong data', 'wpv-views')
);
wp_send_json_error( $data );
}
if ( WPV_View_Base::is_name_used( $post_name ) ) {
$data = array(
'message' => __( 'A View with that name already exists. Please use another name', 'wpv-views' )
);
wp_send_json_error( $data );
}
// Get the original View.
$original_view = WPV_View::get_instance( $post_id );
if( null == $original_view ) {
$data = array(
'message' => __('Wrong data', 'wpv-views')
);
wp_send_json_error( $data );
}
$duplicate_view_id = $original_view->duplicate( $post_name );
if ( $duplicate_view_id ) {
// original post id (shouldn't we rather return new id?)
wp_send_json_success();
} else {
$data = array(
'message' => __( 'Unexpected error', 'wpv-views' )
);
wp_send_json_error( $data );
}
}
/**
* Create a duplicate of this View.
*
* Clone the View and most of it's postmeta. If there is a Loop Template assigned,
* duplicate that as well and update references (in the appropriate postmeta,
* in shortcodes in loop output, etc.) in the duplicated View.
*
* @todo more detailed description
*
* @param string $new_post_title Title of the new View. Must not be used in any
* existing View or WPA.
*
* @return bool|int ID of the new View or false on error.
*/
public function duplicate( $new_post_title ) {
// Sanitize and validate
$new_post_title = sanitize_text_field( $new_post_title );
if( empty( $new_post_title ) ) {
return false;
}
if( WPV_View_Base::is_name_used( $new_post_title ) ) {
return false;
}
// Clone existing View post object
$new_post = (array) clone( $this->post() );
$new_post['post_title'] = $new_post_title;
$keys_to_unset = array( 'ID', 'post_name', 'post_date', 'post_date_gmt' );
foreach( $keys_to_unset as $key ) {
unset( $new_post[ $key ] );
}
$new_post_id = wp_insert_post( $new_post );
// Clone existing View postmeta
$postmeta_keys_to_copy = array( '_wpv_settings', '_wpv_layout_settings', '_wpv_description' );
$new_postmeta_values = array();
foreach ( $postmeta_keys_to_copy as $key ) {
$new_postmeta_values[ $key ] = $this->get_postmeta( $key );
}
// If this View has a loop Template, we need to clone it and adjust the layout settings.
if ( $this->has_loop_template ) {
$new_postmeta_values = $this->duplicate_loop_template( $new_postmeta_values, $new_post_id, $new_post_title );
}
// Update postmeta of the new View.
foreach ( $new_postmeta_values as $meta_key => $meta_value ) {
update_post_meta( $new_post_id, $meta_key, $meta_value );
}
return $new_post_id;
}
/**
* Post slug validation.
*
* Accepts a non-empty value containing only lowercase letters, numbers or dashes.
*
* @param string $value New post slug.
* @return string Sanitized value safe to be used.
* @throws WPV_RuntimeExceptionWithMessage
* @since 1.9
*/
protected function _validate_slug( $value ) {
$sanitized_value = sanitize_title( $value );
if( $value != $sanitized_value ) {
throw new WPV_RuntimeExceptionWithMessage(
'_validate_slug failed: invalid characters',
__( 'The slug can only contain lowercase latin letters, numbers or dashes.', 'wpv-views' )
);
}
if( empty( $sanitized_value ) ) {
throw new WPV_RuntimeExceptionWithMessage(
'_validate_slug failed: empty value',
__( 'You can not leave the slug empty.', 'wpv-views' )
);
}
$collision_data = array();
if( WPV_View_Base::is_name_used( $sanitized_value, $this->id, $collision_data ) ) {
switch( $collision_data['colliding_field'] ) {
case 'post_name':
$exception_message = sprintf(
__( 'Another item (%s) with that slug already exists. Please use another slug.', 'wpv-views' ),
sanitize_text_field( $collision_data['post_title'] )
);
break;
case 'post_title':
$exception_message = __( 'Another item already uses this slug value as it\'s title. Please use another slug.', 'wpv-views' );
break;
case 'both':
$exception_message = __( 'Another item already uses this slug value as it\'s slug and title. Please use another slug.', 'wpv-views' );
break;
default:
$exception_message = __( 'Another item with that slug or title already exists. Please use another slug.', 'wpv-views' );
break;
}
throw new WPV_RuntimeExceptionWithMessage(
'_validate_slug failed: name is already being used for another View/WPA',
$exception_message,
WPV_RuntimeExceptionWithMessage::EXCEPTION_VALUE_ALREADY_USED
);
}
return $sanitized_value;
}
