Fixed a problem duplicated relativePath (#359)

yamachu · Daniel15 · commit cef84b03a738 · 2016-12-15T16:38:04.000+11:00
diff --git a/src/React.AspNet/AspNetFileSystem.cs b/src/React.AspNet/AspNetFileSystem.cs
@@ -36,8 +36,12 @@ public AspNetFileSystem(IHostingEnvironment hostingEnv)
 		/// <returns>Full path of the file</returns>
 		public override string MapPath(string relativePath)
 		{
-			relativePath = relativePath.TrimStart('~').TrimStart('/');
-			return Path.Combine(_hostingEnv.WebRootPath, relativePath);
+            if (relativePath.StartsWith(_hostingEnv.WebRootPath))
+            {
+                return relativePath;
+            }
+            relativePath = relativePath.TrimStart('~').TrimStart('/');
+            return Path.Combine(_hostingEnv.WebRootPath, relativePath);
 		}
 	}
 }

Original file line number	Diff line number	Diff line change
`@@ -36,8 +36,12 @@ public AspNetFileSystem(IHostingEnvironment hostingEnv)`
`36`	`36`	`/// <returns>Full path of the file</returns>`
`37`	`37`	`public override string MapPath(string relativePath)`
`38`	`38`	`{`
`39`		`- relativePath = relativePath.TrimStart('~').TrimStart('/');`
`40`		`- return Path.Combine(_hostingEnv.WebRootPath, relativePath);`
	`39`	`+ if (relativePath.StartsWith(_hostingEnv.WebRootPath))`
	`40`	`+ {`
	`41`	`+ return relativePath;`
	`42`	`+ }`
	`43`	`+ relativePath = relativePath.TrimStart('~').TrimStart('/');`
	`44`	`+ return Path.Combine(_hostingEnv.WebRootPath, relativePath);`
`41`	`45`	`}`
`42`	`46`	`}`
`43`	`47`	`}`