277 lines
9.9 KiB
C#
277 lines
9.9 KiB
C#
/*
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* Copyright (C) 2012-2020 CypherCore <http://github.com/CypherCore>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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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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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using Game.DataStorage;
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using Framework.Constants;
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using Framework.Collections;
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namespace Game.Chat
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{
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public class LanguageManager : Singleton<LanguageManager>
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{
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MultiMap<uint, LanguageDesc> _langsMap = new();
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MultiMap<Tuple<uint, byte>, string> _wordsMap = new();
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LanguageManager() { }
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public void LoadSpellEffectLanguage(SpellEffectRecord spellEffect)
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{
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Cypher.Assert(spellEffect != null && spellEffect.Effect == (uint)SpellEffectName.Language);
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uint languageId = (uint)spellEffect.EffectMiscValue[0];
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_langsMap.Add(languageId, new LanguageDesc(spellEffect.SpellID, 0)); // register without a skill id for now
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}
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public void LoadLanguages()
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{
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uint oldMSTime = Time.GetMSTime();
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// Load languages from Languages.db2. Just the id, we don't need the name
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foreach (LanguagesRecord langEntry in CliDB.LanguagesStorage.Values)
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{
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var spellsRange = _langsMap.LookupByKey(langEntry.Id);
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if (spellsRange.Empty())
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_langsMap.Add(langEntry.Id, new LanguageDesc());
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else
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{
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List<LanguageDesc> langsWithSkill = new();
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foreach (var spellItr in spellsRange)
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foreach (var skillPair in Global.SpellMgr.GetSkillLineAbilityMapBounds(spellItr.SpellId))
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langsWithSkill.Add(new LanguageDesc(spellItr.SpellId, (uint)skillPair.SkillLine));
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foreach (var langDesc in langsWithSkill)
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{
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// erase temporary assignment that lacked skill
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_langsMap.Remove(langEntry.Id, new LanguageDesc(langDesc.SpellId, 0));
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_langsMap.Add(langEntry.Id, langDesc);
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}
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}
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}
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// Add the languages used in code in case they don't exist
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_langsMap.Add((uint)Language.Universal, new LanguageDesc());
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_langsMap.Add((uint)Language.Addon, new LanguageDesc());
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_langsMap.Add((uint)Language.AddonLogged, new LanguageDesc());
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// Log load time
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Log.outInfo(LogFilter.ServerLoading, $"Loaded {_langsMap.Count} languages in {Time.GetMSTimeDiffToNow(oldMSTime)} ms");
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}
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public void LoadLanguagesWords()
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{
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uint oldMSTime = Time.GetMSTime();
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uint wordsNum = 0;
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foreach (LanguageWordsRecord wordEntry in CliDB.LanguageWordsStorage.Values)
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{
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byte length = (byte)Math.Min(18, wordEntry.Word.Length);
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var key = Tuple.Create(wordEntry.LanguageID, length);
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_wordsMap.Add(key, wordEntry.Word);
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++wordsNum;
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}
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// log load time
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Log.outInfo(LogFilter.ServerLoading, $"Loaded {_wordsMap.Count} word groups from {wordsNum} words in {Time.GetMSTimeDiffToNow(oldMSTime)} ms");
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}
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List<string> FindWordGroup(uint language, uint wordLen)
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{
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return _wordsMap.LookupByKey(Tuple.Create(language, (byte)wordLen));
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}
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public string Translate(string msg, uint language, Locale locale)
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{
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string textToTranslate = "";
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StripHyperlinks(msg, ref textToTranslate);
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ReplaceUntranslatableCharactersWithSpace(ref textToTranslate);
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string result = "";
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StringArray tokens = new(textToTranslate, ' ');
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foreach (string str in tokens)
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{
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uint wordLen = (uint)Math.Min(18, str.Length);
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var wordGroup = FindWordGroup(language, wordLen);
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if (!wordGroup.Empty())
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{
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uint wordHash = SStrHash(str, true);
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byte idxInsideGroup = (byte)(wordHash % wordGroup.Count());
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string replacementWord = wordGroup[idxInsideGroup];
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switch (locale)
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{
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case Locale.koKR:
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case Locale.zhCN:
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case Locale.zhTW:
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{
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int length = Math.Min(str.Length, replacementWord.Length);
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for (int i = 0; i < length; ++i)
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{
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if (str[i] >= 'A' && str[i] <= 'Z')
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result += char.ToUpper(replacementWord[i]);
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else
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result += replacementWord[i];
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}
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break;
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}
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default:
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{
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int length = Math.Min(str.Length, replacementWord.Length);
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for (int i = 0; i < length; ++i)
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{
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if (char.IsUpper(str[i]))
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result += char.ToUpper(replacementWord[i]);
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else
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result += char.ToLower(replacementWord[i]);
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}
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break;
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}
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}
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}
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result += ' ';
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}
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if (!result.IsEmpty())
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result.Remove(result.Length - 1);
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return result;
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}
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public bool IsLanguageExist(Language languageId)
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{
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return CliDB.LanguagesStorage.HasRecord((uint)languageId);
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}
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public List<LanguageDesc> GetLanguageDescById(Language languageId)
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{
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return _langsMap.LookupByKey((uint)languageId);
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}
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public bool ForEachLanguage(Func<uint, LanguageDesc, bool> callback)
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{
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foreach (var pair in _langsMap)
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if (!callback(pair.Key, pair.Value))
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return false;
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return true;
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}
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void StripHyperlinks(string source, ref string dest)
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{
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char[] destChar = new char[source.Length];
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int destSize = 0;
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bool skipSquareBrackets = false;
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for (int i = 0; i < source.Length; ++i)
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{
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char c = source[i];
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if (c != '|')
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{
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if (!skipSquareBrackets || (c != '[' && c != ']'))
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destChar[destSize++] = source[i];
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continue;
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}
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if (i + 1 >= source.Length)
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break;
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switch (source[i + 1])
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{
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case 'c':
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case 'C':
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// skip color
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i += 9;
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break;
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case 'r':
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++i;
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break;
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case 'H':
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// skip just past first |h
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i = source.IndexOf("|h", i);
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if (i != -1)
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i += 2;
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skipSquareBrackets = true;
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break;
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case 'h':
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++i;
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skipSquareBrackets = false;
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break;
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case 'T':
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// skip just past closing |t
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i = source.IndexOf("|t", i);
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if (i != -1)
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i += 2;
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break;
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default:
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break;
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}
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}
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dest = new string(destChar, 0, destSize);
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}
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void ReplaceUntranslatableCharactersWithSpace(ref string text)
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{
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var chars = text.ToCharArray();
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for (var i = 0; i < text.Length; ++i)
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{
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var w = chars[i];
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if (!Extensions.isExtendedLatinCharacter(w) && !char.IsNumber(w) && w <= 0xFF && w != '\\')
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chars[i] = ' ';
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}
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text = new string(chars);
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}
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static char upper_backslash(char c)
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{
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return c == '/' ? '\\' : char.ToUpper(c);
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}
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static uint[] s_hashtable =
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{
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0x486E26EE, 0xDCAA16B3, 0xE1918EEF, 0x202DAFDB,
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0x341C7DC7, 0x1C365303, 0x40EF2D37, 0x65FD5E49,
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0xD6057177, 0x904ECE93, 0x1C38024F, 0x98FD323B,
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0xE3061AE7, 0xA39B0FA1, 0x9797F25F, 0xE4444563,
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};
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uint SStrHash(string str, bool caseInsensitive, uint seed = 0x7FED7FED)
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{
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uint shift = 0xEEEEEEEE;
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for (var i = 0; i < str.Length; ++i)
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{
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var c = str[i];
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if (caseInsensitive)
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c = upper_backslash(c);
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seed = (s_hashtable[c >> 4] - s_hashtable[c & 0xF]) ^ (shift + seed);
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shift = c + seed + 33 * shift + 3;
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}
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return seed != 0 ? seed : 1;
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}
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}
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}
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