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ACF Backend Notifications on Change (WordPress) - When a user makes changes from the Back End, we create a: post notification or something else
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<?php | |
// What is interesting about this plugin is that it does a deep compare between the post and the updated post | |
// and get the changes inside ACF, | |
// so you will know if an admin or someone has changed an image, a field, a repeater, etc. and send a mail, a post, or whatever | |
// INSTALLATION: | |
// Create inside /plugins/ a folder named /backend-change-notifications | |
// Paste inside /backend-change-notifications this backend-change-notifications.php file | |
/** | |
* The plugin bootstrap file | |
* | |
* @link iproject.cat | |
* @since 1.0.0 | |
* @package iProject - Change Backend Notifications | |
* | |
* @wordpress-plugin | |
* Plugin Name: iProject - ACF Backend Notifications on Change | |
* Plugin URI: https://iproject.cat | |
* Description: When a user makes changes from the Back End, we create a notification for users. | |
* Version: 1.0.0 | |
* Author: Iproject.cat | |
* Author URI: iproject.cat | |
* License: GPL-2.0+ | |
* License URI: http://www.gnu.org/licenses/gpl-2.0.txt | |
* Text Domain: change-backend-notifications | |
* Domain Path: /languages | |
*/ | |
// If this file is called directly, abort. | |
if ( ! defined( 'WPINC' ) ) { | |
die; | |
} | |
define( 'Change_Backend_Notifications', '1.0.0' ); | |
// PRE-GET DATA SAVED ON FIELDS | |
add_action('acf/save_post', 'my_acf_save_post', 5); | |
function my_acf_save_post( $post_id ) { | |
if (substr( $post_id, 0, 5 ) !== "user_") return; // If the user is not being modified do nothing | |
$prev_values = get_fields( $post_id ); | |
$GLOBALS['prev_values'] = $prev_values; | |
} | |
// GET END DATA SAVED ON FIELDS | |
add_action('acf/save_post', 'my_acf_save_post_after'); | |
function my_acf_save_post_after( $post_id ) { | |
if (substr( $post_id, 0, 5 ) !== "user_") return; // If the user is not being modified do nothing | |
$end_values = get_fields( $post_id ); | |
// If the user is being created do not send notifications | |
error_log("user initial value:"); | |
error_log(print_r($GLOBALS['prev_values'],TRUE)); | |
if (empty($GLOBALS['prev_values'])){ | |
error_log("there is nothing so is a new user"); | |
return; | |
} | |
$cambios = compare_multi_Arrays($end_values, $GLOBALS['prev_values']); | |
error_log(print_r($cambios,TRUE)); | |
$userId = str_replace("user_", "", $post_id); | |
if (empty($cambios)) return; | |
$camposModificados = ""; | |
foreach ($cambios as $key => $cambio){ | |
$objeto = get_field_object($key, 'user_' . $userId ); | |
$camposModificados .= $objeto['label'] . "<br>"; | |
} | |
error_log(print_r($camposModificados,TRUE)); | |
$cambios = print_r($cambios,TRUE); | |
if (strpos($cambios, 'less') !== false) { | |
$camposModificados .= "Repeater fields have been deleted"; | |
} | |
if (strpos($cambios, 'more') !== false) { | |
$camposModificados .= "Repeater fields have been added"; | |
} | |
publicarNotificacionBackend($userId, $camposModificados); | |
} | |
// Stackoveflow compare array -> https://stackoverflow.com/questions/7389176/compare-multidimensional-arrays-in-php | |
// There are commented changes to the original function | |
function compare_multi_Arrays($array1, $array2){ | |
$result = array(); | |
foreach($array1 as $k => $v) { | |
if(is_array($v) && isset($array2[$k]) && is_array($array2[$k])){ | |
$sub_result = compare_multi_Arrays($v, $array2[$k]); | |
//merge results | |
foreach(array_keys($sub_result) as $key){ | |
if(!empty($sub_result[$key])){ | |
$result[$key] = array_merge_recursive($result[$key],array($k => $sub_result[$key])); | |
} | |
} | |
}else{ | |
if(isset($array2[$k])){ | |
if($v !== $array2[$k]){ | |
// clean response array to send data to client | |
//$result["diff"][$k] = array("from"=>$v,"to"=>$array2[$k]); | |
//$result[$k] = array($array2[$k]); | |
$result[$k] = ""; | |
} | |
}else{ | |
$result["more"][$k] = $v; | |
} | |
} | |
} | |
foreach($array2 as $k => $v) { | |
if(!isset($array1[$k])){ | |
$result["less"][$k] = $v; | |
} | |
} | |
return $result; | |
} | |
// This function creates a wordpress post used as notification | |
function publicarNotificacionBackend($userId, $mensaje){ | |
$user = get_user_by('id', $userId); | |
$mensajeFinal = "<strong>Modified fields of your profile:</strong> \n" . $mensaje; | |
// Post Notification creation | |
$new_post = array( | |
'post_title' => $user->user_firstname . ", has modified information in your profile", | |
'post_content' => $mensajeFinal, | |
'post_status' => 'publish', | |
'post_type' => 'post', | |
); | |
$postId = wp_insert_post($new_post); | |
// UPDATE ACF data within each user | |
//update_field("enviar_a", "usuarios", $postId); | |
//update_field("usuarios_a_enviar", array($user->ID), $postId); // 1 es admin guillermo 2 es tmagana | |
} |
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