UltimateZoneBuilder/Source/Plugins/BuilderModes/FindReplace/BaseFindUDMFField.cs

125 lines
3 KiB
C#

#region ================== Copyright (c) 2021 Boris Iwanski
/*
* Copyright (c) 2021 Boris Iwanski
* This program is released under GNU General Public License
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#endregion
#region ================== Namespaces
using System;
using System.Collections.Generic;
using System.Text.RegularExpressions;
using CodeImp.DoomBuilder.Map;
#endregion
namespace CodeImp.DoomBuilder.BuilderModes
{
class BaseFindUDMFField : BaseFindMapElement
{
#region ================== Properties
public override string UsageHint
{
get
{
return "Usage: field [value]" + Environment.NewLine
+ "Supported wildcards (for both field and value):" + Environment.NewLine
+ "* - zero or more characters" + Environment.NewLine
+ "? - one character";
}
}
#endregion
#region ================== Methods
public override bool CanReplace()
{
return false;
}
public override bool DetermineVisiblity()
{
return General.Map.UDMF;
}
/// <summary>
/// Gets map elements with matching fields
/// </summary>
/// <param name="key">Field name</param>
/// <param name="value">Field value</param>
/// <param name="list">List of map elements to check</param>
/// <returns></returns>
protected FindReplaceObject[] GetObjects(string input, ICollection<MapElement> list)
{
if (string.IsNullOrWhiteSpace(input))
return new FindReplaceObject[] { };
List<FindReplaceObject> objs = new List<FindReplaceObject>();
string key;
string value;
input = input.Trim();
if (input.IndexOf(' ') == -1)
{
key = input;
value = string.Empty;
}
else
{
key = input.Substring(0, input.IndexOf(' '));
value = input.Substring(input.IndexOf(' ')).Trim();
}
Regex keyre = new Regex(WildCardToRegular(key));
Regex valuere = new Regex(WildCardToRegular(value));
foreach(MapElement me in list)
{
foreach(KeyValuePair<string, UniValue> kvp in me.Fields)
{
if (keyre.IsMatch(kvp.Key))
{
bool matching = true;
string fieldvalue = kvp.Value.Value.ToString();
if (!string.IsNullOrEmpty(value))
{
if (!valuere.IsMatch(fieldvalue))
matching = false;
}
if(matching)
objs.Add(new FindReplaceObject(me, me.GetType().Name + " " + me.Index.ToString() + ". " + kvp.Key + ": " + fieldvalue));
}
}
}
return objs.ToArray();
}
/// <summary>
/// Turns a wildcard string into an regular expression. Taken from https://stackoverflow.com/a/30300521 (by user Dmitry Bychenko)
/// </summary>
/// <param name="value">String with wildcards</param>
/// <returns>String of regular expression</returns>
private static string WildCardToRegular(string value)
{
return "^" + Regex.Escape(value).Replace("\\?", ".").Replace("\\*", ".*") + "$";
}
#endregion
}
}