more config file fixes

Author: eirannejad

dev/pyRevitLabs/pyRevitLabs.Common/CommonUtils.cs

@@ -26,44 +26,6 @@ public static bool VerifyFile(string filePath) {
             return false;
         }
 
-        // https://stackoverflow.com/a/937558/2350244
-        public static bool IsFileLocked(FileInfo file) {
-            try {
-                using (FileStream stream = file.Open(FileMode.Open, FileAccess.Read, FileShare.None)) {
-                    stream.Close();
-                }
-            }
-            catch (IOException) {
-                //the file is unavailable because it is:
-                //still being written to
-                //or being processed by another thread
-                //or does not exist (has already been processed)
-                return true;
-            }
-
-            //file is not locked
-            return false;
-        }
-
-        public static void VerifyFileAccessible(string filePath) {
-            // make sure file is accessible,
-            // try multiple times and wait a little in between
-            // fail after trying
-            var finfo = new FileInfo(filePath);
-
-            uint tries = 3;
-            do {
-                if (IsFileLocked(finfo)) {
-                    Thread.Sleep(200);
-                    tries--;
-                }
-                else
-                    return;
-            } while (tries > 0);
-
-            throw new PyRevitException("File is not accessible");
-        }
-
         public static bool VerifyPath(string path) {
             if (path != null && path != string.Empty)
                 return Directory.Exists(path);

dev/pyRevitLabs/pyRevitLabs.PyRevit/PyRevitConfig.cs

@@ -23,7 +23,6 @@ public PyRevitConfig(string cfgFilePath, bool adminMode = false) {
 
             if (CommonUtils.VerifyFile(cfgFilePath))
             {
-                CommonUtils.VerifyFileAccessible(cfgFilePath);
                 ConfigFilePath = cfgFilePath;
 
                 // INI formatting
@@ -36,7 +35,7 @@ public PyRevitConfig(string cfgFilePath, bool adminMode = false) {
                 _adminMode = adminMode;
             }
             else
-                throw new PyRevitException("Can not access config file path.");
+                throw new PyRevitException($"Can not access config file at {cfgFilePath}");
         }
 
         // save config file to standard location

dev/pyRevitLabs/pyRevitLabs.PyRevit/PyRevitConfigs.cs

@@ -46,16 +46,20 @@ public static PyRevitConfig GetConfigFile()
             string userConfig = PyRevitConsts.ConfigFilePath;
             string adminConfig = PyRevitConsts.AdminConfigFilePath;
 
-            if (!CommonUtils.VerifyFile(userConfig)
-                    && CommonUtils.VerifyFile(adminConfig)) {
-                FileInfo fi = new FileInfo(adminConfig);
-                if (fi.IsReadOnly)
-                    return new PyRevitConfig(PyRevitConsts.AdminConfigFilePath, adminMode: true);
+            if (!CommonUtils.VerifyFile(userConfig))
+            {
+                if (CommonUtils.VerifyFile(adminConfig))
+                {
+                    if (new FileInfo(adminConfig).IsReadOnly)
+                        return new PyRevitConfig(adminConfig, adminMode: true);
+                    else
+                        SetupConfig(adminConfig);
+                }
                 else
-                    SetupConfig(adminConfig);
+                    SetupConfig();
             }
 
-            return new PyRevitConfig(PyRevitConsts.ConfigFilePath);
+            return new PyRevitConfig(userConfig);
         }
 
         // deletes config file
@@ -116,24 +120,26 @@ public static void SeedConfig(bool lockSeedConfig = false)
         // if admin config file exists, create initial config file from seed config
         public static void SetupConfig(string templateConfigFilePath = null)
         {
-            string sourceFile = templateConfigFilePath ?? PyRevitConsts.AdminConfigFilePath;
+            string sourceFile = templateConfigFilePath;
             string targetFile = PyRevitConsts.ConfigFilePath;
 
-            logger.Debug("Seeding config file \"{0}\" to \"{1}\"", sourceFile, targetFile);
-
-            try
+            if (sourceFile is string)
             {
-                if (File.Exists(sourceFile))
+                logger.Debug("Seeding config file \"{0}\" to \"{1}\"", sourceFile, targetFile);
+
+                try
+                {
                     File.WriteAllText(targetFile, File.ReadAllText(sourceFile));
-                else
-                    CommonUtils.EnsureFile(PyRevitConsts.ConfigFilePath);
-            }
-            catch (Exception ex)
-            {
-                throw new PyRevitException(
-                    $"Failed configuring config file from template at {sourceFile} | {ex.Message}"
-                );
+                }
+                catch (Exception ex)
+                {
+                    throw new PyRevitException(
+                        $"Failed configuring config file from template at {sourceFile} | {ex.Message}"
+                    );
+                }
             }
+            else
+                CommonUtils.EnsureFile(targetFile);
         }
 
         // specific configuration public access  ======================================================================