⬇CSV Import work #808

front/js/common.js

@@ -342,6 +342,8 @@ function getLangCode() {
 // -----------------------------------------------------------------------------
 // String utilities
 // -----------------------------------------------------------------------------
+
+// ----------------------------------------------------
 function jsonSyntaxHighlight(json) {
   if (typeof json != 'string') {
        json = JSON.stringify(json, undefined, 2);
@@ -364,6 +366,7 @@ function jsonSyntaxHighlight(json) {
   });
 }
 
+// ----------------------------------------------------
 function isValidBase64(str) {
   // Base64 characters set
   var base64CharacterSet = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
@@ -373,7 +376,7 @@ function isValidBase64(str) {
   return invalidCharacters === '';
 }
 
-
+// ----------------------------------------------------
 function isValidJSON(jsonString) {
   try {
       JSON.parse(jsonString);
@@ -383,6 +386,7 @@ function isValidJSON(jsonString) {
   }
 }
 
+// ----------------------------------------------------
 // method to sanitize input so that HTML and other things don't break
 function encodeSpecialChars(str) {
   return str
@@ -392,7 +396,7 @@ function encodeSpecialChars(str) {
       .replace(/"/g, '"')
       .replace(/'/g, ''');
 }
-
+// ----------------------------------------------------
 function decodeSpecialChars(str) {
   return str
       .replace(/&/g, '&')
@@ -402,6 +406,16 @@ function decodeSpecialChars(str) {
       .replace(/'/g, '\'');
 }
 
+// ----------------------------------------------------
+// base64 conversion of UTF8 chars
+function utf8ToBase64(str) {
+  // Convert the string to a Uint8Array using TextEncoder
+  const utf8Bytes = new TextEncoder().encode(str);
+  
+  // Convert the Uint8Array to a base64-encoded string
+  return btoa(String.fromCharCode(...utf8Bytes));
+}
+
 
 // -----------------------------------------------------------------------------
 // General utilities