<?php

/*
* it means someone outside wp is accessing the file, in this case kill it.
*/
if (!defined('ABSPATH')) {
	die('You can not access this file!');
}


/*
* SECOND TRY : MODIFY THE ID OF THE FIELDS
*/


/*
* version 3 :
*
* trying with a filter on wp_get_current_user()
*   used by form builder to retrieve the user before using get_metadat()
* -> the filter is not called in most cases, if user is instance of WP_USER
*/
//function filter_user_id_CIPF($id) {
//	PLGNTLS_class::debug_infos();
//	error_log("-in filter_user_id_CIPF, id : " . $id); // this is not output
//	return 117;
//}
//function add_filter_for_user_id_CIPF($wp) {
//	PLGNTLS_class::debug_infos();
//	error_log("-in add_filter_for_user_id_CIPF"); // this is output
//	add_filter('determine_current_user', 'filter_user_id_CIPF', 10, 1);
//}
//add_shortcode('cipf_change_meta_id', 'add_filter_for_user_id_CIPF');
////add_action('wp', 'add_filter_for_user_id_CIPF');


/*
* version 2 :
*
* adding a filter on the page to alter the id used by the get_metadata function
* because it seems it is the function used by formBuilder to retrieve the fields
* -> in divi-for-builder/includes/modules/FormField/FormField.php line 5319 : $user_metadata = get_user_meta( $current_user->ID, '', true );
* -> in wp-includes/meta.php line 635
*
* somehow it makes the function get_user_metadata returns nothing
*
*/
//function filter_user_id_CIPF($null, $object_id, $meta_key, $single, $meta_type ) {
//	PLGNTLS_class::debug_infos();
//	error_log("---");
//	error_log("-object_id");
//	error_log(json_encode($object_id));
//	error_log("-meta_key");
//	error_log(json_encode($meta_key));
//	error_log("-single");
//	error_log(json_encode($single));
//	error_log("-meta_type");
//	error_log(json_encode($meta_type));
//
//	$object_id = 117;
//
//	/*
//	* I just copied the code of wordpress :
//	* i'm not sure there is a better way
//	*
//	*/
//	$meta_cache = wp_cache_get( $object_id, $meta_type . '_meta' );
//
//	if ( ! $meta_cache ) {
//		$meta_cache = update_meta_cache( $meta_type, array( $object_id ) );
//		if ( isset( $meta_cache[ $object_id ] ) ) {
//			$meta_cache = $meta_cache[ $object_id ];
//		} else {
//			$meta_cache = null;
//		}
//	}
//
//	if ( ! $meta_key ) {
//		return $meta_cache;
//	}
//
//	if ( isset( $meta_cache[ $meta_key ] ) ) {
//		if ( $single ) {
//			return maybe_unserialize( $meta_cache[ $meta_key ][0] );
//		} else {
//			return array_map( 'maybe_unserialize', $meta_cache[ $meta_key ] );
//		}
//	}
//	/*
//	* FIN copy
//	*/
//}
//function add_filter_for_user_id_CIPF($wp) {
//	PLGNTLS_class::debug_infos();
//	add_filter('get_user_metadata', 'filter_user_id_CIPF', 10, 5);
//}
//add_action('wp', 'add_filter_for_user_id_CIPF');


/*
* version 1:
*
* adding a shortcode to change the behavior of acf retrieval mechanism
* by changing the filter acf/pre_load_post_id that find the id acf will use
* for all the functions like get_field(), get_field_object(), etc
* it works, but formBuilder don't use acf functions :p
*
* [cipf_choose_acf_id]              -> nothing happens
* [cipf_choose_acf_id logged_in]    -> the next acf ids will be of the logged-in user
* [cipf_choose_acf_id post_creator] -> the next acf ids will be of the creator of the post
*                                      (for the moment, only for author page)
* [cipf_choose_acf_id off]          -> stop the use of specials ids
*
*/
//function test_acf_CIPF($acf_id, $id) {
//	PLGNTLS_class::debug_infos();
//	error_log("acf_id: " . $acf_id . ", id : " . $id);
//	if ($id === null) {
//		return null;
//	}
//	return 'user_'.$id;
//}
//
//function choose_acf_id_CIPF($options) {
//	PLGNTLS_class::debug_infos();
//
//	$option = reset($options);
//	if (!is_string($option)) {
//		return;
//	}
//
//	if ($option === 'logged_in') {
//		$id = get_current_user_id();
//	}
//	else if ($option === 'post_creator') {
//		$id = get_queried_object_id();
//	}
//	else if ($option === 'off') {
//		$id = null;
//	}
//	else
//		return;
//
//	/*
//	* this filter is called by acf to find the id to use
//	* with functions like get_field()
//	*
//	*/
//	add_filter('acf/pre_load_post_id', function($null, $acf_id) use ($id) {
//		return test_acf_CIPF($acf_id, $id);
//	}, 10, 2);
//}
//add_shortcode('cipf_choose_acf_id', 'choose_acf_id_CIPF');


/*
* ABANDONNED
*
* FIRST TRY : HANDLE THE FORM SUBMIT
*
* not always simple to get the id of the author
* anyway it does not help to show the acf values on form
*
*/


/*
* custom action in php on custom form submission
* custom forms are not processed by divi form builder
* so they don't change between hooks before and after process
*
*/
//function admin_validate_prof_CIPF($data) {
//	PLGNTLS_class::debug_infos();
//	$acf_prof_is_activ = PLGNTLS_class::ACF_PROF_IS_ACTIV;
//
//	if (empty($data))
//		redirection_profil_CIPF();
//
//	error_log("---");
//	error_log("data");
//	error_log(json_encode($data));
//
//	if (!isset($data[$acf_prof_is_activ['_name']]))
//		redirection_profil_CIPF();
//
//	$is_activ = $data[$acf_prof_is_activ['_name']];
//	error_log("is_activ");
//	error_log($is_activ);
//}


/*
* version 4 :
* calling the action to validate from the url path and/or query
*
*/
//function url_custom_form_admin_validate_prof_CIPF() {
//	PLGNTLS_class::debug_infos();
//	$slug_admin_validate_prof = PLGNTLS_class::SLUG_ADMIN_VALIDATE_PROF;
//
//	if (!isset($_GET['q']))
//		return;
//
//	/*
//	* check the request /path/
//	* for url : https://url.com/path/to/file/?query=value
//	* -> $_GET: {"q":"/path/to/file/","query":"value"}
//	*
//	*/
//	$get_path = trim($_GET['q'], '/');
//	if ($get_path !== $slug_admin_validate_prof)
//		return;
//
//	admin_validate_prof_CIPF($_POST);
//}
//add_action('init', 'url_custom_form_admin_validate_prof_CIPF');


/*
* version 3 :
* calling the action to validate from the FormBuilder hook
*
*/
//function custom_form_admin_validate_prof_CIPF($form_id, $post_array, $form_type) {
//	PLGNTLS_class::debug_infos();
//	$admin_validate_prof_field = PLGNTLS_class::ADMIN_VALIDATE_PROF_FIELD;
//
//	if ($form_type !== 'custom')
//		return;
//
//	$field_id = $post_array['field_id'];
//	$contains_id = in_array($admin_validate_prof_field, $field_id);
//	if ($contains_id === false)
//		return;
//
//	admin_validate_prof_CIPF($post_array);
//}
//add_action('df_before_process', 'custom_form_admin_validate_prof_CIPF', 10, 3);


/*
* version 2 : ABANDONNED
* tried to receive the form in ajax from front with wp REST API
* but I cannot verify if the user is logged in
* so it does not work
*
*/
//function admin_validate_prof_form_CIPF($request) {
//	PLGNTLS_class::debug_infos();
//	$slug_page_redirection = PLGNTLS_class::SLUG_PAGE_REDIRECTION;
//
//	error_log("-----");
//	error_log("inside admin_validate_prof_form_CIPF");
//	error_log("request");
//	error_log(json_encode($request));
//	error_log("_POST");
//	error_log(json_encode($_POST));
//	// _POST : {"field_title":["\u00c9tat du compte"],"field_name":["compte-actif"],"field_id":["cipf_admin_activate_prof"],"form_key":"40781-1","unique_id":"91eed9aa-2b92-4da7-a0b4-e94f24515223","form_type":"custom","divi-form-submit":"yes","form_id":"","form_type_confirm":""}
//
//	// Set up nocache headers before redirecting : https://developer.wordpress.org/reference/functions/wp_safe_redirect/#user-contributed-notes
//	nocache_headers();
//	$redirect_url = home_url() . '/' . $slug_page_redirection;
//	wp_redirect($redirect_url, 301);
//	exit;
//}
//function endpoint_form_admin_activate_prof_CIPF() {
//	PLGNTLS_class::debug_infos();
//	$base_rest_route = PLGNTLS_class::URL_BASE_REST_ROUTE;
//
//	register_rest_route($base_rest_route, '/admin_prof_activate_form', array(
//		'methods' => 'POST',
//		'callback' => 'admin_validate_prof_form_CIPF',
//	));
//};
//add_action('rest_api_init', 'endpoint_form_admin_activate_prof_CIPF');


/*
* version 1 : ABANDONNED
* enqueue script that should prevent the form to submit, but does not work
*
*/
//function admin_validate_prof_prevent_CIPF() {
//	PLGNTLS_class::debug_infos();
//	$handle = 'admin_prevent_submit';
//	$url = PLGNTLS_class::root_url() . 'js/admin_prevent_submit.js';
//	$dependencies = array();
//	$version = null;
//	$defer = true;
//	wp_enqueue_script($handle, $url, $dependencies, $version, $defer);
//}
//add_action('wp_enqueue_scripts', 'admin_validate_prof_prevent_CIPF');


?>