/**
* Duplicate a loop template of a View and update references to it.
*
* @todo detailed description
*
* @param array $new_postmeta_values Array of postmeta of the View.
* @param int $new_post_id ID of the View.
* @param string $new_post_title Post title of the View.
*
* @return array Updated array of postmeta values of the View.
*/
private function duplicate_loop_template( $new_postmeta_values, $new_post_id, $new_post_title ) {
// This will throw an exception if the original CT can't be accessed
$original_ct = new WPV_Content_Template( $this->loop_template_id );
// Clone the Content Template acting as a Loop template
$cloned_ct = $original_ct->clone_this( sprintf( __( 'Loop item in %s', 'wpv-views' ), $new_post_title ), true );
if( null == $cloned_ct ) {
throw new RuntimeException( 'unable to clone loop template' );
}
// Cloning was successful.
// Create reference from new View to new Loop template.
$new_postmeta_values[ WPV_View_Base::POSTMETA_LOOP_TEMPLATE_ID ] = $cloned_ct->id;
// Create reference from new Loop template to new View.
$cloned_ct->loop_output_id = $new_post_id;
// Process inline Content templates if there are any.
// @todo can this be done cleaner?
$inline_templates = wpv_getarr( $new_postmeta_values['_wpv_layout_settings'], 'included_ct_ids', '' );
if ( !empty( $inline_templates ) ) {
$inline_templates = explode( ',', $inline_templates );
// Go through all inline templates (referenced in original View) and if we find a reference
// to original Loop template, we will replace it with new one.
foreach ( $inline_templates as $inline_template_key => $inline_template_id ) {
if ( $inline_template_id == $this->loop_template_id ) {
// Replace with new Loop template.
$inline_templates[ $inline_template_key ] = $cloned_ct->id;
}
}
// Update the array of inline Content templates.
$new_postmeta_values['_wpv_layout_settings']['included_ct_ids'] = implode( ',', $inline_templates );
}
// Replace name of the old Loop template with new name in Loop output.
$loop_output = wpv_getarr( $new_postmeta_values['_wpv_layout_settings'], 'layout_meta_html', '' );
if ( !empty( $loop_output ) ) {
// Search and replace Loop template titles
// todo we also need to check for slugs
// todo consider allways replacing by slug, title could contain quotes at this point
$new_loop_output = str_replace(
sprintf( 'view_template="%s"', $original_ct->title ),
sprintf( 'view_template="%s"', sanitize_text_field( $cloned_ct->title ) ),
$loop_output
);
// Save new value
$new_postmeta_values['_wpv_layout_settings']['layout_meta_html'] = $new_loop_output;
}
return $new_postmeta_values;
}
function wpv_duplicate_ct_callback() {
if ( ! current_user_can( 'manage_options' ) ) {
$data = array(
'type' => 'capability',
'message' => __( 'You do not have permissions for that.', 'wpv-views' )
);
wp_send_json_error( $data );
}
if (
! isset( $_POST["wpnonce"] )
|| ! wp_verify_nonce( $_POST["wpnonce"], 'work_view_template' )
) {
$data = array(
'type' => 'nonce',
'message' => __( 'Your security credentials have expired. Please reload the page to get new ones.', 'wpv-views' )
);
wp_send_json_error( $data );
}
$title = '';
if ( isset( $_POST['title'] ) ) {
$title = sanitize_text_field( $_POST['title'] );
}
if ( empty( $title ) ) {
$data = array(
'type' => 'title',
'message' => __( 'You can not create a Content Template with an empty name.', 'wpv-views' )
);
wp_send_json_error( $data );
}
// Load the original CT.
$original_ct_id = $_POST["id"];
try {
$original_ct = new WPV_Content_Template( $original_ct_id );
} catch( Exception $e ) {
$data = array(
'type' => 'error',
'message' => __( 'An unexpected error happened.', 'wpv-views' )
);
wp_send_json_error( $data );
}
// Check for uniqueness of the new title.
if( WPV_Content_Template_Embedded::is_name_used( $title ) ) {
$data = array(
'type' => 'title',
'message' => __( 'A Content Template with that name already exists. Please use another name.', 'wpv-views' )
);
wp_send_json_error( $data );
}
// Clone and report the result.
$cloned_ct = $original_ct->clone_this( $title, false );
if ( null == $cloned_ct ) {
$data = array(
'type' => 'error',
'message' => __( 'An unexpected error happened.', 'wpv-views' )
);
wp_send_json_error( $data );
} else {
wp_send_json_success();
}
}