/*
*
* (c) Copyright Ascensio System Limited 2010-2018
*
* This program is freeware. You can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) version 3 as published by the Free Software Foundation (https://www.gnu.org/copyleft/gpl.html).
* In accordance with Section 7(a) of the GNU GPL its Section 15 shall be amended to the effect that
* Ascensio System SIA expressly excludes the warranty of non-infringement of any third-party rights.
*
* THIS PROGRAM IS DISTRIBUTED WITHOUT ANY WARRANTY; WITHOUT EVEN THE IMPLIED WARRANTY OF MERCHANTABILITY OR
* FITNESS FOR A PARTICULAR PURPOSE. For more details, see GNU GPL at https://www.gnu.org/copyleft/gpl.html
*
* You can contact Ascensio System SIA by email at sales@onlyoffice.com
*
* The interactive user interfaces in modified source and object code versions of ONLYOFFICE must display
* Appropriate Legal Notices, as required under Section 5 of the GNU GPL version 3.
*
* Pursuant to Section 7 § 3(b) of the GNU GPL you must retain the original ONLYOFFICE logo which contains
* relevant author attributions when distributing the software. If the display of the logo in its graphic
* form is not reasonably feasible for technical reasons, you must include the words "Powered by ONLYOFFICE"
* in every copy of the program you distribute.
* Pursuant to Section 7 § 3(e) we decline to grant you any rights under trademark law for use of our trademarks.
*
*/
/* CSVReader - a simple open source C# class library to read CSV data
* by Andrew Stellman - http://www.stellman-greene.com/CSVReader
*
* CSVReader.cs - Class to read CSV data from a string, file or stream
*
* download the latest version: http://svn.stellman-greene.com/CSVReader
*
* (c) 2008, Stellman & Greene Consulting
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of Stellman & Greene Consulting nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY STELLMAN & GREENE CONSULTING ''AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL STELLMAN & GREENE CONSULTING BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
using System;
using System.Collections.Generic;
using System.Data;
using System.IO;
using System.Text;
namespace ASC.Web.CRM.Classes
{
///
/// Read CSV-formatted data from a file or TextReader
///
public class CSVReader : IDisposable
{
public const string NEWLINE = "\r\n";
public const string COMMASEP = ",";
public const string SEMICOLONSEP = ";";
// Field Separator (default is comma)
private static string FieldSep = COMMASEP;
///
/// This reader will read all of the CSV data
///
private readonly BinaryReader reader;
///
/// The number of rows to scan for types when building a DataTable (0 to scan the whole file)
///
public int ScanRows = 0;
#region Constructors
///
/// Read CSV-formatted data from a file
///
/// Name of the CSV file
public CSVReader(FileInfo csvFileInfo)
{
if (csvFileInfo == null)
throw new ArgumentNullException("Null FileInfo passed to CSVReader");
this.reader = new BinaryReader(File.OpenRead(csvFileInfo.FullName));
}
///
/// Read CSV-formatted data from a string
///
/// String containing CSV data
public CSVReader(string csvData)
{
if (csvData == null)
throw new ArgumentNullException("Null string passed to CSVReader");
this.reader = new BinaryReader(new MemoryStream(System.Text.Encoding.UTF8.GetBytes(csvData)));
}
///
/// Read CSV-formatted data from a TextReader
///
/// TextReader that's reading CSV-formatted data
public CSVReader(TextReader reader)
{
if (reader == null)
throw new ArgumentNullException("Null TextReader passed to CSVReader");
this.reader = new BinaryReader(new MemoryStream(System.Text.Encoding.UTF8.GetBytes(reader.ReadToEnd())));
}
#endregion
string currentLine = "";
///
/// Read the next row from the CSV data
///
/// A list of objects read from the row, or null if there is no next row
public List