Edit.cs

/*
Copyright 2011 MCForge
Dual-licensed under the Educational Community License, Version 2.0 and
the GNU General Public License, Version 3 (the "Licenses"); you may
not use this file except in compliance with the Licenses. You may
obtain a copy of the Licenses at
http://www.opensource.org/licenses/ecl2.php
http://www.gnu.org/licenses/gpl-3.0.html
Unless required by applicable law or agreed to in writing,
software distributed under the Licenses are distributed on an "AS IS"
BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
or implied. See the Licenses for the specific language governing
permissions and limitations under the Licenses.
*/

using System;
using System.Collections.Generic;
using System.Linq;
using System.IO;

namespace MCForge
{
    public static class Edit
    {
        /// <summary>
        /// Replaces a line in a textfile
        /// </summary>
        /// <param name="path">Path of textfile</param>
        /// <param name="search">the string to search for (to get the line)</param>
        /// <param name="oldstring">The string to get replaced.</param>
        /// <param name="newstring">The string to replace the oldstring</param>
        /// <returns></returns>
        public static bool Replace(string path, string search, string oldstring, string newstring)
        {
            return Replace(path, 0, search, 0, oldstring, newstring);
        }
        /// <summary>
        /// Replaces a value in a line in a textfile
        /// </summary>
        /// <param name="path">Path of textfile</param>
        /// <param name="splitsearch">the messagesplit (' ') to search in</param>
        /// <param name="search">the string to search for in the msg split</param>
        /// <param name="splitedit">the messagesplit (' ') to edit</param>
        /// <param name="oldstring">the oldstring to be replaced</param>
        /// <param name="newstring">the replacement for oldstring</param>
        /// <returns></returns>
        public static bool Replace(string path, int splitsearch, string search, int splitedit, string oldstring, string newstring)
        {
            bool succes = false;
            string end = "";
            if (File.Exists(path))
            {
                foreach (string line in File.ReadAllLines(path))
                {
                    if (line.Split(' ')[splitsearch] == search)
                    {
                        string newline = line.Split(' ')[splitedit].Replace(oldstring, newstring);
                        end = end + newline + "\r\n";
                        succes = true;
                    }
                    else
                    {
                        end = end + line + "\r\n";
                    }
                }
            }
            return succes;
        }
        /// <summary>
        /// Adds a line to a textfile
        /// </summary>
        /// <param name="path">the path to the textfile</param>
        /// <param name="line">the line to be added.</param>
        /// <returns></returns>
        public static bool Add(string path, string line)
        {
            bool succes = false;
            if (File.Exists(path))
            {
                string alltext = File.ReadAllText(path);
                File.WriteAllText(path, alltext + line + "\r\n");
                succes = true;
            }
            return succes;
        }
        /// <summary>
        /// Deletes 1 line from a textfile, where the searchstring was found. Returns true if succesfull
        /// </summary>
        /// <param name="path">Path to file which has to get edited</param>
        /// <param name="search">The string to search for.</param>
        public static bool Delete(string path, string search)
        {
            bool succes = false;
            string end = "";
            if (File.Exists(path))
            {
                foreach (string line in File.ReadAllLines(path))
                {
                    if (line.Contains(search))
                    {
                        succes = true;
                    }
                    else
                    {
                        end = end + line + "\r\n";
                    }
                }
            }
            return succes;
        }
        /// <summary>
        /// This searches for "search" string, in line.Split(' ')[split] in "path" file.
        /// </summary>
        /// <param name="path">The path to the file you're editing</param>
        /// <param name="split">The split number of the searchstring (split = (' '))</param>
        /// <param name="search">string to search for</param>
        /// <returns>Returns true if succes</returns>
        public static bool Delete(string path, int split, string search)
        {
            bool succes = false;
            string end = "";
            if (File.Exists(path))
            {
                foreach (string line in File.ReadAllLines(path))
                {
                    if (line.Split(' ')[split] == search)
                    {
                        succes = true;
                    }
                    else
                    {
                        end = end + line + "\r\n";
                    }
                }
            }
            File.WriteAllText(path, end);
            return succes;
        }
    }
}