mirror of
https://git.do.srb2.org/STJr/UltimateZoneBuilder.git
synced 2024-11-23 04:12:12 +00:00
867 lines
26 KiB
C#
Executable file
867 lines
26 KiB
C#
Executable file
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#region ================== Copyright (c) 2007 Pascal vd Heiden
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/*
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* Copyright (c) 2007 Pascal vd Heiden, www.codeimp.com
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* This program is released under GNU General Public License
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#endregion
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#region ================== Namespaces
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using System;
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using System.Collections.Generic;
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using System.Globalization;
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using System.Text;
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using System.IO;
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using CodeImp.DoomBuilder.Compilers;
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using CodeImp.DoomBuilder.Config;
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using CodeImp.DoomBuilder.Data;
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using CodeImp.DoomBuilder.Data.Scripting;
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using CodeImp.DoomBuilder.Rendering;
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#endregion
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namespace CodeImp.DoomBuilder.ZDoom
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{
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public abstract class ZDTextParser
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{
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#region ================== Constants
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protected static readonly string RELATIVE_PATH_MARKER = ".." + Path.DirectorySeparatorChar;
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protected static readonly string CURRENT_FOLDER_PATH_MARKER = "." + Path.DirectorySeparatorChar;
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protected static readonly string ALT_RELATIVE_PATH_MARKER = ".." + Path.AltDirectorySeparatorChar;
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protected static readonly string ALT_CURRENT_FOLDER_PATH_MARKER = "." + Path.AltDirectorySeparatorChar;
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#endregion
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#region ================== Variables
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// Parsing
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protected string whitespace = "\n \t\r\u00A0\0"; //mxd. non-breaking space is also space :)
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protected string specialtokens = ":{}+-\n;";
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protected bool skipregions; //mxd
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protected bool skipeditorcomments; //mxd
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// Input data stream
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protected Stream datastream;
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protected BinaryReader datareader;
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protected string sourcename;
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protected int sourcelumpindex; //mxd
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protected DataLocation datalocation; //mxd
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// Error report
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private int errorline;
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private string errordesc;
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private string errorsource; // Rooted path to the troubling file
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private string shorterrorsource; //mxd. Resource name + filename
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protected long prevstreamposition; //mxd. Text stream position storted before performing ReadToken.
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//mxd. Text lumps
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protected string textresourcepath;
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protected readonly Dictionary<string, ScriptResource> scriptresources;
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protected readonly HashSet<string> untrackedtextresources;
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#endregion
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#region ================== Properties
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internal Stream DataStream { get { return datastream; } }
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internal BinaryReader DataReader { get { return datareader; } }
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public int ErrorLine { get { return errorline; } }
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public string ErrorDescription { get { return errordesc; } }
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public string ErrorSource { get { return errorsource; } }
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public bool HasError { get { return (errordesc != null); } }
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internal abstract ScriptType ScriptType { get; } //mxd
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internal Dictionary<string, ScriptResource> ScriptResources { get { return scriptresources; } } //mxd
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#endregion
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#region ================== Constructor / Disposer
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// Constructor
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protected ZDTextParser()
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{
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// Initialize
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errordesc = null;
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scriptresources = new Dictionary<string, ScriptResource>(StringComparer.OrdinalIgnoreCase); //mxd
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untrackedtextresources = new HashSet<string>(StringComparer.OrdinalIgnoreCase); //mxd
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skipregions = true; //mxd
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}
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#endregion
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#region ================== Parsing
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//mxd. This parses the given decorate stream. Returns false on errors
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public virtual bool Parse(TextResourceData parsedata, bool clearerrors)
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{
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// Clear error status?
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if(clearerrors) ClearError();
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// Integrity checks
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// INFO: MapManager.CompileLump() prepends lumpname with "?" to distinguish between temporary files and files compiled in place
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// We don't want this to show up in error messages
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if(parsedata.Stream == null)
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{
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ReportError("Unable to load \"" + parsedata.Filename.Replace("?", "") + "\"");
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return false;
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}
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if(parsedata.Stream.Length == 0)
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{
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if(!string.IsNullOrEmpty(sourcename) && sourcename != parsedata.Filename)
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{
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LogWarning("Include file \"" + parsedata.Filename.Replace("?", "") + "\" is empty");
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}
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else
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{
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sourcename = parsedata.Filename; // LogWarning() needs "sourcename" property to properly log the warning...
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LogWarning("File is empty");
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}
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}
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datastream = parsedata.Stream;
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datareader = new BinaryReader(parsedata.Stream, Encoding.ASCII);
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sourcename = parsedata.Filename;
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sourcelumpindex = parsedata.LumpIndex;
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datalocation = parsedata.SourceLocation;
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datastream.Seek(0, SeekOrigin.Begin);
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return true;
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}
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//mxd
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protected bool AddTextResource(TextResourceData parsedata)
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{
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// Script Editor resources don't have actual path and should always be parsed
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if(string.IsNullOrEmpty(parsedata.SourceLocation.location))
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{
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if(parsedata.Trackable) throw new NotSupportedException("Trackable TextResource must have a valid path.");
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return true;
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}
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string path = Path.Combine(parsedata.SourceLocation.location, parsedata.Filename + (parsedata.LumpIndex != -1 ? "#" + parsedata.LumpIndex : ""));
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if(scriptresources.ContainsKey(path) || untrackedtextresources.Contains(path))
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return false;
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//mxd. Create TextResource for this file
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if(parsedata.Trackable)
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{
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textresourcepath = path;
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ScriptResource res = new ScriptResource(parsedata, this.ScriptType);
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scriptresources.Add(textresourcepath, res);
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}
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// Track the untrackable!
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else
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{
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untrackedtextresources.Add(path);
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textresourcepath = string.Empty;
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}
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return true;
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}
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// This returns true if the given character is whitespace
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private bool IsWhitespace(char c)
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{
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return (whitespace.IndexOf(c) > -1);
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}
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// This returns true if the given character is a special token
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private bool IsSpecialToken(char c)
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{
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return (specialtokens.IndexOf(c) > -1);
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}
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// This returns true if the given character is a special token
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protected internal bool IsSpecialToken(string s)
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{
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if(s.Length > 0) return (specialtokens.IndexOf(s[0]) > -1);
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return false;
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}
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//mxd. This removes beginning and ending quotes from a token
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protected internal string StripTokenQuotes(string token)
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{
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return StripQuotes(token);
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}
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// This removes beginning and ending quotes from a token
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internal static string StripQuotes(string token)
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{
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// Remove first character, if it is a quote
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if(!string.IsNullOrEmpty(token) && (token[0] == '"'))
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token = token.Substring(1);
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// Remove last character, if it is a quote
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if(!string.IsNullOrEmpty(token) && (token[token.Length - 1] == '"'))
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token = token.Substring(0, token.Length - 1);
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return token;
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}
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//mxd
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internal bool ReadTextureName(out string name) { return ReadTextureName(out name, "texture"); }
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internal bool ReadTextureName(out string name, string elementname)
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{
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string token = ReadToken(false);
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name = StripQuotes(token);
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if(!string.IsNullOrEmpty(name)
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&& name.Length > DataManager.CLASIC_IMAGE_NAME_LENGTH
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&& name.Length == token.Length)
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{
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ReportError("Long " + elementname + " names must be quoted. See \"" + token + "\"");
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return false;
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}
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return true;
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}
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// This skips whitespace on the stream, placing the read
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// position right before the first non-whitespace character
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// Returns false when the end of the stream is reached
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protected internal bool SkipWhitespace(bool skipnewline)
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{
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int offset = skipnewline ? 0 : 1;
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char c;
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prevstreamposition = datastream.Position; //mxd
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do
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{
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if(datastream.Position == datastream.Length) return false;
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c = (char)datareader.ReadByte();
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// Check if this is comment
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if(c == '/')
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{
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if(datastream.Position == datastream.Length) return false;
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char c2 = (char)datareader.ReadByte();
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if(c2 == '/')
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{
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// Check if not a special comment with a token
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if(datastream.Position == datastream.Length) return false;
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char c3 = (char)datareader.ReadByte();
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if(skipeditorcomments || c3 != '$') //mxd. Added skipeditorcomments
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{
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// Skip entire line
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char c4 = ' ';
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while((c4 != '\n') && (datastream.Position < datastream.Length)) { c4 = (char)datareader.ReadByte(); }
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c = c4;
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}
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else
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{
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// Not a comment
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c = c3;
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}
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}
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else if(c2 == '*')
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{
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// Skip until */
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char c4, c3 = '\0';
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prevstreamposition = datastream.Position; //mxd
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do
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{
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if(datastream.Position == datastream.Length) //mxd
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{
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// ZDoom doesn't give even a warning message about this, so we shouldn't report error or fail parsing.
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string message = ScriptType + " warning in \"" + sourcename + "\", line " + GetCurrentLineNumber() + ". Block comment is not closed.";
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TextResourceErrorItem error = new TextResourceErrorItem(ErrorType.Warning, ScriptType, datalocation, sourcename, sourcelumpindex, GetCurrentLineNumber(), message);
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General.ErrorLogger.Add(error);
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return false;
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}
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c4 = c3;
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c3 = (char)datareader.ReadByte();
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}
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while((c4 != '*') || (c3 != '/'));
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c = ' ';
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}
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else
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{
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// Not a comment, rewind from reading c2
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datastream.Seek(-1, SeekOrigin.Current);
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}
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}
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//mxd. Region/endregion handling
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else if(skipregions && c == '#')
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{
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long startpos = datastream.Position - 1;
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string s = ReadToken(false).ToLowerInvariant();
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if(s == "region" || s == "endregion")
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{
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// Skip entire line
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char ch = ' ';
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while((ch != '\n') && (datastream.Position < datastream.Length)) { ch = (char)datareader.ReadByte(); }
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c = ch;
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}
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else
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{
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// Rewind so this structure can be read again
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DataStream.Seek(startpos, SeekOrigin.Begin);
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return true;
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}
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}
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}
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while(whitespace.IndexOf(c, offset) > -1);
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// Go one character back so we can read this non-whitespace character again
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datastream.Seek(-1, SeekOrigin.Current);
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return true;
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}
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// This reads a token (all sequential non-whitespace characters or a single character)
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// Returns null when the end of the stream has been reached
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protected internal string ReadToken() { return ReadToken(true); } //mxd. Added "multiline" param
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protected internal string ReadToken(bool multiline)
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{
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//mxd. Return empty string when the end of the stream has been reached
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if(datastream.Position == datastream.Length) return string.Empty;
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//mxd. Store starting position
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prevstreamposition = datastream.Position;
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string token = "";
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bool quotedstring = false;
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// Start reading
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char c = (char)datareader.ReadByte();
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while(!IsWhitespace(c) || quotedstring || IsSpecialToken(c))
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{
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//mxd. Break at newline?
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if(!multiline && c == '\r')
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{
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// Go one character back so line number is correct
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datastream.Seek(-1, SeekOrigin.Current);
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return token;
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}
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// Special token?
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if(!quotedstring && IsSpecialToken(c))
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{
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// Not reading a token yet?
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if(token.Length == 0)
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{
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// This is our whole token
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token += c;
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break;
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}
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else
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{
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// This is a new token and shouldn't be read now
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// Go one character back so we can read this token again
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datastream.Seek(-1, SeekOrigin.Current);
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break;
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}
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}
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else
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{
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// Quote?
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if(c == '"')
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{
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// Quote to end the string?
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if(quotedstring) quotedstring = false;
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// First character is a quote?
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if(token.Length == 0) quotedstring = true;
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token += c;
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//mxd. Break after closing quote
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if(!quotedstring) break;
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}
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// Potential comment?
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else if((c == '/') && !quotedstring)
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{
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// Check the next byte
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if(datastream.Position == datastream.Length) return token;
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char c2 = (char)datareader.ReadByte();
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if((c2 == '/') || (c2 == '*'))
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{
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// This is a comment start, so the token ends here
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// Go two characters back so we can read this comment again
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datastream.Seek(-2, SeekOrigin.Current);
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break;
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}
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else
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{
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// Not a comment
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// Go one character back so we can read this char again
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datastream.Seek(-1, SeekOrigin.Current);
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token += c;
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}
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}
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else
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{
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token += c;
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}
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}
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// Next character
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if(datastream.Position < datastream.Length)
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c = (char)datareader.Read();
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else
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break;
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}
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return token;
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}
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// This reads a token (all sequential non-whitespace characters or a single character) using custom set of special tokens
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// Returns null when the end of the stream has been reached (mxd)
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protected internal string ReadToken(string specialTokens)
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{
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// Return null when the end of the stream has been reached
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if(datastream.Position == datastream.Length) return null;
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//mxd. Store starting position
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prevstreamposition = datastream.Position;
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string token = "";
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bool quotedstring = false;
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// Start reading
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char c = (char)datareader.ReadByte();
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while(!IsWhitespace(c) || quotedstring || specialTokens.IndexOf(c) != -1)
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{
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// Special token?
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if(!quotedstring && specialTokens.IndexOf(c) != -1)
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{
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// Not reading a token yet?
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if(token.Length == 0)
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{
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// This is our whole token
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token += c;
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break;
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}
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// This is a new token and shouldn't be read now
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// Go one character back so we can read this token again
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datastream.Seek(-1, SeekOrigin.Current);
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break;
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}
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else
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{
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// Quote?
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if(c == '"')
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{
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// Quote to end the string?
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if(quotedstring) quotedstring = false;
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// First character is a quote?
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if(token.Length == 0) quotedstring = true;
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token += c;
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//mxd. Break after closing quote
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if(!quotedstring) break;
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}
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// Potential comment?
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else if((c == '/') && !quotedstring)
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{
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// Check the next byte
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if(datastream.Position == datastream.Length) return token;
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char c2 = (char)datareader.ReadByte();
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if((c2 == '/') || (c2 == '*'))
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{
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// This is a comment start, so the token ends here
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// Go two characters back so we can read this comment again
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datastream.Seek(-2, SeekOrigin.Current);
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break;
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}
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else
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{
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// Not a comment
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// Go one character back so we can read this char again
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datastream.Seek(-1, SeekOrigin.Current);
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token += c;
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}
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}
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else
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{
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token += c;
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}
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}
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// Next character
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if(datastream.Position < datastream.Length)
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c = (char)datareader.Read();
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else
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break;
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}
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return token;
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}
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// This reads the rest of the line
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// Returns null when the end of the stream has been reached
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protected internal string ReadLine()
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{
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string token = "";
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// Return null when the end of the stream has been reached
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if(datastream.Position == datastream.Length) return null;
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// Start reading
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char c = (char)datareader.ReadByte();
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while(c != '\n')
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{
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token += c;
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// Next character
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if(datastream.Position < datastream.Length)
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c = (char)datareader.Read();
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else
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break;
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}
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return token.Trim();
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}
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//mxd
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internal bool NextTokenIs(string expectedtoken)
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{
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return NextTokenIs(expectedtoken, true);
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}
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//mxd
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internal bool NextTokenIs(string expectedtoken, bool reporterror)
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{
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if(!SkipWhitespace(true))
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{
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if(reporterror) ReportError("Unexpected end of the structure");
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return false;
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}
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string token = ReadToken();
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if(string.Compare(token, expectedtoken, true) != 0)
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{
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if(reporterror) ReportError("Expected \"" + expectedtoken + "\", but got \"" + token + "\"");
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// Rewind so this structure can be read again
|
|
DataStream.Seek(-token.Length - 1, SeekOrigin.Current);
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return false;
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}
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return true;
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}
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//mxd
|
|
protected internal bool ReadSignedFloat(ref float value) { return ReadSignedFloat(ReadToken(false), ref value); }
|
|
protected internal bool ReadSignedFloat(string token, ref float value)
|
|
{
|
|
int sign = 1;
|
|
if(token == "-")
|
|
{
|
|
sign = -1;
|
|
token = ReadToken(false);
|
|
}
|
|
|
|
float val;
|
|
bool success = float.TryParse(token, NumberStyles.Float, CultureInfo.InvariantCulture, out val);
|
|
if(success) value = val * sign;
|
|
return success;
|
|
}
|
|
|
|
//mxd
|
|
protected internal bool ReadSignedInt(ref int value) { return ReadSignedInt(ReadToken(false), ref value); }
|
|
protected internal bool ReadSignedInt(string token, ref int value)
|
|
{
|
|
int sign = 1;
|
|
if(token == "-")
|
|
{
|
|
sign = -1;
|
|
token = ReadToken(false);
|
|
}
|
|
|
|
int val;
|
|
bool success = int.TryParse(token, NumberStyles.Integer, CultureInfo.InvariantCulture, out val);
|
|
if(success) value = val * sign;
|
|
return success;
|
|
}
|
|
|
|
//mxd
|
|
protected internal bool ReadByte(ref byte value) { return ReadByte(ReadToken(false), ref value); }
|
|
protected internal bool ReadByte(string token, ref byte value)
|
|
{
|
|
if(token == "-") return false;
|
|
|
|
int result;
|
|
if(!int.TryParse(token, NumberStyles.Integer, CultureInfo.InvariantCulture, out result) || result < 0 || result > 255)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
value = (byte)result;
|
|
return true;
|
|
}
|
|
|
|
//mxd. This replicates ZDoom's V_GetColorFromString method
|
|
public static bool GetColorFromString(string name, out PixelColor color)
|
|
{
|
|
name = StripQuotes(name.Replace(" ", ""));
|
|
|
|
// Check for HTML-style #RRGGBB or #RGB color string
|
|
bool ishtmlcolor = false;
|
|
if(name.StartsWith("#"))
|
|
{
|
|
ishtmlcolor = true;
|
|
name = name.Remove(0, 1);
|
|
|
|
// Expand RGB to RRGGBB
|
|
if(name.Length == 3)
|
|
{
|
|
name = name[0].ToString() + name[0] + name[1] + name[1] + name[2] + name[2];
|
|
}
|
|
else if(name.Length != 6)
|
|
{
|
|
// Bad HTML-style; pretend it's black.
|
|
color = new PixelColor();
|
|
return true;
|
|
}
|
|
}
|
|
|
|
// Probably it's a hex color (like FFCC11)?
|
|
int ci;
|
|
if(int.TryParse(name, NumberStyles.HexNumber, CultureInfo.InvariantCulture, out ci))
|
|
{
|
|
color = PixelColor.FromInt(ci).WithAlpha(255);
|
|
return true;
|
|
}
|
|
|
|
// Probably it's a color name?
|
|
if(!ishtmlcolor && General.Map.Data.KnownColors.ContainsKey(name))
|
|
{
|
|
color = General.Map.Data.KnownColors[name];
|
|
return true;
|
|
}
|
|
|
|
color = new PixelColor();
|
|
return false;
|
|
}
|
|
|
|
//mxd
|
|
protected void SkipStructure() { SkipStructure(new HashSet<string>()); }
|
|
protected void SkipStructure(HashSet<string> breakat)
|
|
{
|
|
// We need it to be case-insensitive
|
|
if(breakat.Count > 0) breakat = new HashSet<string>(breakat, StringComparer.OrdinalIgnoreCase);
|
|
|
|
string token;
|
|
do
|
|
{
|
|
if(!SkipWhitespace(true)) break;
|
|
token = ReadToken();
|
|
if(string.IsNullOrEmpty(token)) break;
|
|
if(breakat.Contains(token))
|
|
{
|
|
DataStream.Seek(-token.Length - 1, SeekOrigin.Current);
|
|
return;
|
|
}
|
|
}
|
|
while(token != "{");
|
|
int scopelevel = 1;
|
|
do
|
|
{
|
|
if(!SkipWhitespace(true)) break;
|
|
token = ReadToken();
|
|
if(string.IsNullOrEmpty(token)) break;
|
|
if(token == "{") scopelevel++;
|
|
if(token == "}") scopelevel--;
|
|
}
|
|
while(scopelevel > 0);
|
|
}
|
|
|
|
// This reports an error
|
|
protected internal void ReportError(string message)
|
|
{
|
|
// Set error information
|
|
errordesc = message;
|
|
errorline = (datastream != null ? GetCurrentLineNumber() : CompilerError.NO_LINE_NUMBER); //mxd
|
|
|
|
//mxd
|
|
if(ScriptType == ScriptType.ACS && sourcename.StartsWith("?"))
|
|
{
|
|
shorterrorsource = sourcename.Substring(1);
|
|
errorsource = sourcename;
|
|
}
|
|
else
|
|
{
|
|
shorterrorsource = Path.Combine(datalocation.GetDisplayName(), sourcename).Replace(Path.AltDirectorySeparatorChar, Path.DirectorySeparatorChar);
|
|
errorsource = Path.Combine(datalocation.location, sourcename);
|
|
}
|
|
|
|
if(sourcelumpindex != -1) //mxd
|
|
{
|
|
errorsource += ":" + sourcelumpindex;
|
|
shorterrorsource += ":" + sourcelumpindex;
|
|
}
|
|
}
|
|
|
|
//mxd. This adds a warning to the ErrorLogger
|
|
protected internal void LogWarning(string message) { LogWarning(message, CompilerError.NO_LINE_NUMBER); }
|
|
protected internal void LogWarning(string message, int linenumber)
|
|
{
|
|
// Add a warning
|
|
int errline = (linenumber != CompilerError.NO_LINE_NUMBER
|
|
? linenumber
|
|
: (datastream != null ? GetCurrentLineNumber() : CompilerError.NO_LINE_NUMBER));
|
|
string errsource = (ScriptType == ScriptType.ACS && sourcename.StartsWith("?") ? sourcename.Substring(1) : Path.Combine(datalocation.GetDisplayName(), sourcename));
|
|
if(sourcelumpindex != -1) errsource += ":" + sourcelumpindex;
|
|
|
|
message = ScriptType + " warning in \"" + errsource
|
|
+ (errline != CompilerError.NO_LINE_NUMBER ? "\", line " + (errline + 1) : "\"") + ". "
|
|
+ message + ".";
|
|
|
|
TextResourceErrorItem error = new TextResourceErrorItem(ErrorType.Warning,
|
|
ScriptType, datalocation,
|
|
(sourcename.StartsWith("?") ? sourcename.Substring(1) : sourcename),
|
|
sourcelumpindex, errline, message);
|
|
|
|
General.ErrorLogger.Add(error);
|
|
}
|
|
|
|
//mxd. This adds an error to the ErrorLogger
|
|
public void LogError()
|
|
{
|
|
string message = ScriptType + " error in \"" + shorterrorsource
|
|
+ (errorline != CompilerError.NO_LINE_NUMBER ? "\", line " + (errorline + 1) : "\"") + ". "
|
|
+ errordesc + ".";
|
|
|
|
TextResourceErrorItem error = new TextResourceErrorItem(ErrorType.Error,
|
|
ScriptType, datalocation,
|
|
(sourcename.StartsWith("?") ? sourcename.Substring(1) : sourcename),
|
|
sourcelumpindex, errorline, message);
|
|
|
|
General.ErrorLogger.Add(error);
|
|
}
|
|
|
|
//mxd
|
|
protected void ClearError()
|
|
{
|
|
errordesc = null;
|
|
errorsource = null;
|
|
shorterrorsource = null;
|
|
errorline = CompilerError.NO_LINE_NUMBER;
|
|
}
|
|
|
|
//mxd
|
|
protected virtual int GetCurrentLineNumber()
|
|
{
|
|
long pos = datastream.Position;
|
|
long finishpos = (prevstreamposition >= 0 ? Math.Min(prevstreamposition, pos) : pos);
|
|
long readpos = 0;
|
|
int linenumber = -1;
|
|
|
|
// Find the line on which we found this error
|
|
datastream.Seek(0, SeekOrigin.Begin);
|
|
StreamReader textreader = new StreamReader(datastream, Encoding.ASCII);
|
|
while(readpos < finishpos + 1)
|
|
{
|
|
string line = textreader.ReadLine();
|
|
if(line == null) break;
|
|
readpos += line.Length + 2;
|
|
linenumber++;
|
|
}
|
|
|
|
// Return to original position
|
|
datastream.Seek(pos, SeekOrigin.Begin);
|
|
|
|
return Math.Max(linenumber, 0);
|
|
}
|
|
|
|
//mxd. This converts given path to be relative to "filename"
|
|
protected string GetRootedPath(string filename, string includefilename)
|
|
{
|
|
// Construct root-relative path...
|
|
filename = filename.Replace(Path.AltDirectorySeparatorChar, Path.DirectorySeparatorChar);
|
|
|
|
// Filename absolute? Try to convert it to resource-rooted
|
|
if(Path.IsPathRooted(filename))
|
|
{
|
|
foreach(DataReader reader in General.Map.Data.Containers)
|
|
{
|
|
if(reader is DirectoryReader && filename.StartsWith(reader.Location.location, StringComparison.OrdinalIgnoreCase))
|
|
{
|
|
filename = filename.Substring(reader.Location.location.Length + 1, filename.Length - reader.Location.location.Length - 1);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
string filepath = Path.GetDirectoryName(filename);
|
|
string result = includefilename.Replace(Path.AltDirectorySeparatorChar, Path.DirectorySeparatorChar);
|
|
|
|
if(result.StartsWith(RELATIVE_PATH_MARKER) && !string.IsNullOrEmpty(filepath))
|
|
{
|
|
string[] parts = filepath.Split(Path.DirectorySeparatorChar);
|
|
int index = parts.Length - 1;
|
|
int pos;
|
|
|
|
// Count & trim relative path markers
|
|
while((pos = result.LastIndexOf(RELATIVE_PATH_MARKER, StringComparison.Ordinal)) != -1)
|
|
{
|
|
// includefilename references something above the root?
|
|
if(index-- < 0)
|
|
{
|
|
ReportError("Unable to construct rooted path from \"" + includefilename + "\"");
|
|
return string.Empty;
|
|
}
|
|
|
|
string start = result.Substring(0, pos);
|
|
string end = result.Substring(pos + RELATIVE_PATH_MARKER.Length, result.Length - pos - RELATIVE_PATH_MARKER.Length);
|
|
result = start + end;
|
|
}
|
|
|
|
// Construct absolute path relative to current filename
|
|
while(index > -1)
|
|
{
|
|
result = parts[index--] + Path.DirectorySeparatorChar + result;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// Trim "this folder" marker
|
|
if(result.StartsWith(CURRENT_FOLDER_PATH_MARKER))
|
|
result = result.TrimStart(CURRENT_FOLDER_PATH_MARKER.ToCharArray());
|
|
|
|
// Treat as relative path
|
|
if(!string.IsNullOrEmpty(filepath))
|
|
result = Path.Combine(filepath, result);
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
//mxd. This replicates System.IO.Path.CheckInvalidPathChars() internal function
|
|
public bool CheckInvalidPathChars(string path)
|
|
{
|
|
foreach(char c in path)
|
|
{
|
|
int num = c;
|
|
switch(num)
|
|
{
|
|
case 34: case 60: case 62: case 124:
|
|
ReportError("Unsupported character \"" + c + "\" in path \"" + path + "\"");
|
|
return false;
|
|
|
|
default:
|
|
if(num >= 32) continue;
|
|
goto case 34;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
#endregion
|
|
}
|
|
}
|