SemeruSplitter.cs

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// TraceLab Component Library
// Copyright © 2012-2013 SEMERU
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// 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.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using TraceLabSDK.Types;

namespace TraceLab.Components.DevelopmentKit.Preprocessors.Splitters
{
    public static class SemeruSplitter
    {
        public static TLArtifactsCollection ProcessArtifacts(TLArtifactsCollection listOfArtifacts, bool keepCompoundIdentifier)
        {
            TLArtifactsCollection processed = new TLArtifactsCollection();
            foreach (TLArtifact artifact in listOfArtifacts.Values)
            {
                TLArtifact processedArtifact = new TLArtifact(artifact.Id, String.Empty);
                processedArtifact.Text = ProcessText(artifact.Text, keepCompoundIdentifier);
                processed.Add(processedArtifact);
            }
            return processed;
        }

        public static string ProcessText(string originalBuffer, bool keepCompoundIdentifier)
        {
            string[] words = originalBuffer.Split();
        
            StringBuilder newBuffer = new StringBuilder();
            bool isCompoundIdentifier;
        
            foreach (string word in words)
            {
                string originalWord = word;
                if (word.Length == 0)
                    continue;

                StringBuilder newWord;

                isCompoundIdentifier = false;
                if (word.IndexOf('_') >= 0)
                {
                    isCompoundIdentifier = true;
                    newWord = new StringBuilder(word.Replace("_", " "));
                }
                else
                {
                    newWord = new StringBuilder(word);
                }

                for (int i = newWord.Length - 1; i >= 0; i--)
                {
                    if (Char.IsUpper(newWord.ToString()[i]))
                    {
                        if (i > 0)
                            if (Char.IsLower(newWord.ToString()[i-1]))
                            {
                                newWord.Insert(i, ' ');
                                isCompoundIdentifier=true;
                            }
                    }
                    else
                    if (Char.IsLower(newWord.ToString()[i]))
                    {
                        if (i > 0)
                            if (Char.IsUpper(newWord.ToString()[i-1]))
                            {
                                newWord.Insert(i - 1, ' ');
                                isCompoundIdentifier = true;
                            }
                    }                   
                }
            
                newBuffer.Append(newWord.ToString().ToLower());
                newBuffer.Append(' ');
                if (keepCompoundIdentifier)
                {
                    if (isCompoundIdentifier)
                    {
                        newBuffer.Append(originalWord.ToLower());
                        newBuffer.Append(' ');
                    }
                }
            }
            return newBuffer.ToString();
        }
    }
}