Merge pull request #49 from 0x78654C/v1.8.2-exif

V1.8.2 exif

Commands/Properties/AssemblyInfo.cs

@@ -31,5 +31,5 @@
 // You can specify all the values or you can default the Build and Revision Numbers
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.7.5.0")]
-[assembly: AssemblyFileVersion("1.7.5.0")]
+[assembly: AssemblyVersion("1.7.6.0")]
+[assembly: AssemblyFileVersion("1.7.6.0")]

Commands/TerminalCommands/ConsoleSystem/Exif.cs

@@ -0,0 +1,61 @@
+using Core;
+using Core.SystemTools;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Runtime.Versioning;
+
+namespace Commands.TerminalCommands.ConsoleSystem
+{
+    [SupportedOSPlatform("windows")]
+    public class Exif: ITerminalCommand
+    {
+        public string Name => "exif";
+        private static List<string> s_imgExt = new List<string>() {
+            ".jpg",
+            ".jpeg",
+            ".jpe",
+            ".tiff",
+            ".png",
+            ".tff"
+        };
+        private static string s_helpMessage = $@"Usage of exif command:
+    exif <path_to_image_file>. 
+    
+    Can be used with the following parameters:
+    exif -h : Displays this message.
+
+Attention: Works only with the following extensions: {string.Join(", ",s_imgExt)}.
+";
+        public void Execute(string args)
+        {
+            try
+            {
+                if (args == $"{Name} -h")
+                {
+                    Console.WriteLine(s_helpMessage);
+                    return;
+                }
+
+                var pathFile = args.Replace($"{Name}","").Trim();
+                if (File.Exists(pathFile))
+                {
+
+                    var fileInfo = new FileInfo(pathFile);
+                    if (s_imgExt.Contains(fileInfo.Extension.ToLower()))
+                        ExifLib.GetExifInfo(fileInfo.FullName);
+                    else
+                        FileSystem.ErrorWriteLine($"Format '{fileInfo.Extension}' unsupported! Use -h for check avaible formats.");
+                }
+                else
+                {
+                    FileSystem.ErrorWriteLine($"File does not exist: '{pathFile}'");
+                }
+            }
+            catch(Exception e)
+            {
+                FileSystem.ErrorWriteLine(e.Message);
+            }
+        }
+    }
+}

Commands/TerminalCommands/ConsoleSystem/Help.cs

@@ -60,6 +60,7 @@ xTerminal Copyright @ 2020-2023 0x078654c
     locate    -- Searches for files and directories, in the current directory and subdirectories that contains a specific text. Use -h for additional help.
     echo      -- Write/append data to a file. Use -h for additional help.
     diff      -- Outputs the difference between two files. Use -h for additional help.
+    exif      -- Extracts image metadata. Use -h for additional help.
                 
     ---------------------- Networking ----------------------
     ifconfig  -- Display onboard Network Interface Cards configuration (Ethernet and Wireless)

Core/FileSystem.cs

@@ -362,5 +362,25 @@ public static void GetMD5File(ref string sourceMD5, ref double sizeSource, ref s
                 }
             }
         }
+
+        /// <summary>
+        /// Convert byte[] to uLong.
+        /// </summary>
+        /// <param name="bytes"></param>
+        /// <returns></returns>
+        public static ulong BytesToUInt64(byte[] bytes)
+        {
+            if (bytes == null)
+                return 0;
+            if (bytes.Length > 8)
+                return 0;
+
+            ulong result = 0;
+            for (int i = 0; i < bytes.Length; i++)
+            {
+                result |= (ulong)bytes[i] << (i * 8);
+            }
+            return result;
+        }
     }
 }

Core/Properties/AssemblyInfo.cs

@@ -31,5 +31,5 @@
 // You can specify all the values or you can default the Build and Revision Numbers
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.5.6.0")]
-[assembly: AssemblyFileVersion("1.5.6.0")]
+[assembly: AssemblyVersion("1.5.7.0")]
+[assembly: AssemblyFileVersion("1.5.7.0")]