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PathUtils.cs
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116 lines (98 loc) · 4.05 KB
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// Copyright (c) Service Stack LLC. All Rights Reserved.
// License: https://raw.github.com/ServiceStack/ServiceStack/master/license.txt
using System;
using System.Collections.Generic;
using System.IO;
using System.Text;
using ServiceStack.Text;
namespace ServiceStack
{
public static class PathUtils
{
public static string MapAbsolutePath(this string relativePath, string appendPartialPathModifier)
{
return PclExport.Instance.MapAbsolutePath(relativePath, appendPartialPathModifier);
}
/// <summary>
/// Maps the path of a file in the context of a VS project
/// </summary>
/// <param name="relativePath">the relative path</param>
/// <returns>the absolute path</returns>
/// <remarks>Assumes static content is two directories above the /bin/ directory,
/// eg. in a unit test scenario the assembly would be in /bin/Debug/.</remarks>
public static string MapProjectPath(this string relativePath)
{
var mapPath = MapAbsolutePath(relativePath, string.Format("{0}..{0}..", PclExport.Instance.DirSep));
return mapPath;
}
/// <summary>
/// Maps the path of a file in a self-hosted scenario
/// </summary>
/// <param name="relativePath">the relative path</param>
/// <returns>the absolute path</returns>
/// <remarks>Assumes static content is copied to /bin/ folder with the assemblies</remarks>
public static string MapAbsolutePath(this string relativePath)
{
var mapPath = MapAbsolutePath(relativePath, null);
return mapPath;
}
/// <summary>
/// Maps the path of a file in an Asp.Net hosted scenario
/// </summary>
/// <param name="relativePath">the relative path</param>
/// <returns>the absolute path</returns>
/// <remarks>Assumes static content is in the parent folder of the /bin/ directory</remarks>
public static string MapHostAbsolutePath(this string relativePath)
{
var mapPath = MapAbsolutePath(relativePath, string.Format("{0}..", PclExport.Instance.DirSep));
return mapPath;
}
internal static string CombinePaths(StringBuilder sb, params string[] paths)
{
foreach (var path in paths)
{
if (string.IsNullOrEmpty(path))
continue;
if (sb.Length > 0 && sb[sb.Length - 1] != '/')
sb.Append("/");
sb.Append(path.Replace('\\', '/').TrimStart('/'));
}
return sb.ToString();
}
public static string CombinePaths(params string[] paths)
{
return CombinePaths(new StringBuilder(), paths);
}
public static string AssertDir(this string dirPath)
{
if (!dirPath.DirectoryExists())
dirPath.CreateDirectory();
return dirPath;
}
public static string CombineWith(this string path, params string[] thesePaths)
{
if (path == null)
path = "";
if (thesePaths.Length == 1 && thesePaths[0] == null) return path;
var startPath = path.Length > 1 ? path.TrimEnd('/', '\\') : path;
return CombinePaths(new StringBuilder(startPath), thesePaths);
}
public static string CombineWith(this string path, params object[] thesePaths)
{
if (thesePaths.Length == 1 && thesePaths[0] == null) return path;
return CombinePaths(new StringBuilder(path.TrimEnd('/', '\\')),
Map(thesePaths, x => x.ToString()).ToArray());
}
internal static List<To> Map<To>(System.Collections.IEnumerable items, Func<object, To> converter)
{
if (items == null)
return new List<To>();
var list = new List<To>();
foreach (var item in items)
{
list.Add(converter(item));
}
return list;
}
}
}