From 28fffa5bc1dceabf05fbd5c55770029cfa77b641 Mon Sep 17 00:00:00 2001
From: cedricp-ign <117263014+cedricp-ign@users.noreply.github.com>
Date: Mon, 24 Jun 2024 10:55:47 +0200
Subject: [PATCH] Update gpao.js to check if json file is ok to avoid crash

---
 resources/vendor/ign/gpao.js | 21 ++++++++++++++++++---
 1 file changed, 18 insertions(+), 3 deletions(-)

diff --git a/resources/vendor/ign/gpao.js b/resources/vendor/ign/gpao.js
index 3f7e17a..036ff65 100644
--- a/resources/vendor/ign/gpao.js
+++ b/resources/vendor/ign/gpao.js
@@ -16,13 +16,26 @@ function sendProject(json){
   });
 }
 
+//Fonction qui définit si le json est correcte
+function isJsonString(str) {
+    try {
+        JSON.parse(str);
+    } catch (e) {
+        alert('JSON invalide')
+        return false;
+    }
+    return true;
+}
+
 // Fonction qui importe un projet via un fichier json
 function jsonChanged(file) {
   var reader = new FileReader();
   reader.addEventListener('load', function(e) {
     // contents of file in variable     
     var json = e.target.result;
-    sendProject(json);
+    if(isJsonString(json)) {
+        sendProject(json);
+    }
   });
   // read as text file
   reader.readAsText(file);  
@@ -52,7 +65,9 @@ function txtChanged(file, tags) {
   reader.addEventListener('load', function(e) {
     var text = e.target.result.split(/\r\n|\n/);
     var json = createJson(file.name, text, tags);
-    sendProject(json);
+    if(isJsonString(json)) {
+        sendProject(json);
+    }
   });
   // read as text file
   reader.readAsText(file);
@@ -304,4 +319,4 @@ function validateTags(domTags, btnSubmit) {
           btn.disabled = false;
       } 
   } 
-}
\ No newline at end of file
+}