finally a tuto that seems ok

srcs/plugins/google_map/debug.php

@@ -0,0 +1,13 @@
+<?php
+
+// https://stackify.com/how-to-log-to-console-in-php/
+function console_log($output, $with_script_tags = true) {
+	$js_code = 'console.log(' . json_encode($output, JSON_HEX_TAG) . 
+			');';
+	if ($with_script_tags) {
+		$js_code = '<script>' . $js_code . '</script>';
+	}
+	echo $js_code;
+}
+
+?>

srcs/plugins/google_map/get_url.php

@@ -0,0 +1,23 @@
+<?php
+
+function get_url( $url ) {
+	if ( in_array('curl', get_loaded_extensions()) ) {
+		$args = curl_init();
+
+		curl_setopt($args, CURLOPT_AUTOREFERER, TRUE);
+		curl_setopt($args, CURLOPT_HEADER, 0);
+		curl_setopt($args, CURLOPT_RETURNTRANSFER, 1);
+		curl_setopt($args, CURLOPT_REFERER, site_url());
+		curl_setopt($args, CURLOPT_URL, $url);
+		curl_setopt($args, CURLOPT_FOLLOWLOCATION, TRUE);
+
+		$data = curl_exec($args);
+		curl_close($args);
+
+		return $data;
+	}
+	else
+		console_log("curl is not installed");
+}
+
+?>

srcs/plugins/google_map/index.php

@@ -1,31 +1,19 @@
 <?php
-/* Plugin Name: Google Map
-   Plugin URI: https://www.inkthemes.com/
-   Description: Integrate Google Maps on any page or post in a simple way.
+/* Plugin Name: gmap_test
+   Plugin URI:
+   Description: Integrate Google Maps on any page or post in a simple way
    Version: 1.0
-   Author: Jaya Rai
-   Author URI: https://www.inkthemes.com/
+   Author: hugogogo
+   Author URI:
  */
 ?>
 
 <?php
+include_once('debug.php');
+require_once('get_url.php');
+?>
 
-// https://www.inkthemes.com/implement-google-map-plugin-for-wodpress/
-// Error: Publishing failed. The response is not a valid JSON response.
-// -> https://wordpress.org/support/topic/publishing-failed-error-message-the-response-is-not-a-valid-json-response-2/
-// - solution permalink -> broken
-//     - permalink broken : https://wordpress.org/support/topic/permalinks-change-breaks-all-links/
-// - solution classic editor -> ok
-
-// https://stackify.com/how-to-log-to-console-in-php/
-function console_log($output, $with_script_tags = true) {
-	$js_code = 'console.log(' . json_encode($output, JSON_HEX_TAG) . 
-			');';
-	if ($with_script_tags) {
-		$js_code = '<script>' . $js_code . '</script>';
-	}
-	echo $js_code;
-}
+<?php
 
 add_action('admin_menu', 'ink_menu_page');
 function ink_menu_page() {
@@ -75,18 +63,17 @@ function show_google_map() {
 	$GoogleMap_Latitude = get_option('googleMap_latitude_position');
 	$GoogleMap_Longitude = get_option('googleMap_longitude_position');
 	$GoogleMap_zoom = get_option('map_zoom_value');
-
-	?>
-	<script
+		//src="https://maps.googleapis.com/maps/api/geocode/json?address=paris&key=AIzaSyCvdGV2ssD4ov4a9CuIlQhoJyz5gWWiSvE
+?>
+	<script async defer
 		src="http://maps.googleapis.com/maps/api/js?&sensor=false?&key=AIzaSyCvdGV2ssD4ov4a9CuIlQhoJyz5gWWiSvE">
 	</script>
 	<div class="latitude"><?php echo $GoogleMap_Latitude; ?></div>
 	<div class="longitude" ><?php echo $GoogleMap_Longitude; ?></div>
 	<div class="zoom"><?php echo $GoogleMap_zoom; ?></div>
 	<div id="showmap"> </div>
-	<?php
+<?php
 }
 
 add_shortcode('googlemap', 'show_google_map');
-
 ?>