Update 20250222

OfficeToPDFConverter/clsFileHelper.cs

@@ -0,0 +1,62 @@
+
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Helper
+{
+    public class clsFileHelper_Converter
+    {
+        public string  save_temp_file(string data, string dokumentid, string temppath, string extension)
+        {
+            string filename = "";
+            filename = temppath + DateTime.Now.ToString("yyyyMMddhhmmss") + "_" + dokumentid + "." + extension;
+
+            //if (docfilename != "")
+            //{
+            //    filename = temppath + DateTime.Now.ToString("yyyyMMddhhmmss") + "_" + docfilename;
+            //}            
+             try
+            {
+                System.IO.File.WriteAllBytes(filename, Convert.FromBase64String(data));
+                return filename;
+            }
+            catch
+            {
+                return "";
+            }
+        }
+
+        public bool SaveBase64ToFile(string Base64String, string filename)
+        {
+            try
+            {
+                System.IO.File.WriteAllBytes(filename, Convert.FromBase64String(Base64String));
+                return true;
+            }
+            catch
+            {
+                return false;
+            }
+            
+        }
+        public Stream GenerateStreamFromString(string s)
+        {
+            var stream = new MemoryStream();
+            var writer = new StreamWriter(stream);
+            writer.Write(s);
+            writer.Flush();
+            stream.Position = 0;
+            return stream;
+        }
+
+        public String Base64FromFile(string filename)
+        {
+            Byte[] bytes = File.ReadAllBytes(filename);
+            return Convert.ToBase64String(bytes);
+        }
+    }
+}