1 files changed, 76 insertions, 0 deletions
diff --git a/Assets/ThirdParty/VRM/VRM/UniGLTF/Scripts/Extensions/StringExtensions.cs b/Assets/ThirdParty/VRM/VRM/UniGLTF/Scripts/Extensions/StringExtensions.cs
new file mode 100644
index 00000000..92dbdbb7
--- /dev/null
+++ b/Assets/ThirdParty/VRM/VRM/UniGLTF/Scripts/Extensions/StringExtensions.cs
@@ -0,0 +1,76 @@
+using System.IO;
+using System.Text.RegularExpressions;
+using UnityEngine;
+
+namespace UniGLTF
+{
+    public static class StringExtensions
+    {
+        public static string ToLowerCamelCase(this string lower)
+        {
+            return lower.Substring(0, 1).ToLower() + lower.Substring(1);
+        }
+        public static string ToUpperCamelCase(this string lower)
+        {
+            return lower.Substring(0, 1).ToUpper() + lower.Substring(1);
+        }
+
+        static string m_unityBasePath;
+        public static string UnityBasePath
+        {
+            get
+            {
+                if (m_unityBasePath == null)
+                {
+                    m_unityBasePath = Path.GetFullPath(Application.dataPath + "/..").Replace("\\", "/");
+                }
+                return m_unityBasePath;
+            }
+        }
+
+        public static string AssetPathToFullPath(this string path)
+        {
+            return UnityBasePath + "/" + path;
+        }
+
+        public static bool StartsWithUnityAssetPath(this string path)
+        {
+            return path.Replace("\\", "/").StartsWith(UnityBasePath + "/Assets");
+        }
+
+        public static string ToUnityRelativePath(this string path)
+        {
+            path = path.Replace("\\", "/");
+            if (path.StartsWith(UnityBasePath))
+            {
+                return path.Substring(UnityBasePath.Length + 1);
+            }
+
+            //Debug.LogWarningFormat("{0} is starts with {1}", path, basePath);
+            return path;
+        }
+
+        static readonly char[] EscapeChars = new char[]
+        {
+            '\\',
+            '/',
+            ':',
+            '*',
+            '?',
+            '"',
+            '<',
+            '>',
+            '|',
+        };
+        public static string EscapeFilePath(this string path)
+        {
+            path = Regex.Replace(path, @"[\u0000-\u001F\u007F]", "+");
+
+            foreach(var x in EscapeChars)
+            {
+                path = path.Replace(x, '+');
+            }
+            return path;
+        }
+    }
+}