[9580] | 1 | /*******************************************************************************
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| 2 | * You may amend and distribute as you like, but don't remove this header!
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| 3 | *
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| 4 | * EPPlus provides server-side generation of Excel 2007/2010 spreadsheets.
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| 5 | * See http://www.codeplex.com/EPPlus for details.
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| 6 | *
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| 7 | * Copyright (C) 2011 Jan Källman
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| 8 | *
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| 9 | * This library is free software; you can redistribute it and/or
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| 10 | * modify it under the terms of the GNU Lesser General Public
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| 11 | * License as published by the Free Software Foundation; either
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| 12 | * version 2.1 of the License, or (at your option) any later version.
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| 13 |
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| 14 | * This library is distributed in the hope that it will be useful,
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| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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| 17 | * See the GNU Lesser General Public License for more details.
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| 18 | *
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| 19 | * The GNU Lesser General Public License can be viewed at http://www.opensource.org/licenses/lgpl-license.php
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| 20 | * If you unfamiliar with this license or have questions about it, here is an http://www.gnu.org/licenses/gpl-faq.html
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| 21 | *
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| 22 | * All code and executables are provided "as is" with no warranty either express or implied.
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| 23 | * The author accepts no liability for any damage or loss of business that this product may cause.
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| 24 | *
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| 25 | * Code change notes:
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| 26 | *
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| 27 | * Author Change Date
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| 28 | *******************************************************************************
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| 29 | * Jan Källman Added 18-MAR-2010
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| 30 | * Jan Källman License changed GPL-->LGPL 2011-12-16
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| 31 | *******************************************************************************/
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| 32 | using System;
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| 33 | using System.Collections.Generic;
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| 34 | using System.Text;
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| 35 | using System.Text.RegularExpressions;
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| 36 |
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| 37 | namespace OfficeOpenXml
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| 38 | {
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| 39 | /// <summary>
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| 40 | /// A range address
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| 41 | /// </summary>
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| 42 | /// <remarks>Examples of addresses are "A1" "B1:C2" "A:A" "1:1" "A1:E2,G3:G5" </remarks>
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| 43 | public class ExcelAddressBase : ExcelCellBase
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| 44 | {
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| 45 | internal protected int _fromRow=-1, _toRow, _fromCol, _toCol;
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| 46 | internal protected string _wb;
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| 47 | internal protected string _ws;
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| 48 | internal protected string _address;
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| 49 | internal protected event EventHandler AddressChange;
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| 50 |
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| 51 | internal enum eAddressCollition
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| 52 | {
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| 53 | No,
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| 54 | Partly,
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| 55 | Inside,
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| 56 | Equal
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| 57 | }
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| 58 | #region "Constructors"
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| 59 | internal ExcelAddressBase()
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| 60 | {
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| 61 | }
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| 62 | /// <summary>
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| 63 | /// Creates an Address object
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| 64 | /// </summary>
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| 65 | /// <param name="fromRow">start row</param>
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| 66 | /// <param name="fromCol">start column</param>
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| 67 | /// <param name="toRow">End row</param>
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| 68 | /// <param name="toColumn">End column</param>
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| 69 | public ExcelAddressBase(int fromRow, int fromCol, int toRow, int toColumn)
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| 70 | {
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| 71 | _fromRow = fromRow;
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| 72 | _toRow = toRow;
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| 73 | _fromCol = fromCol;
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| 74 | _toCol = toColumn;
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| 75 | Validate();
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| 76 |
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| 77 | _address = GetAddress(_fromRow, _fromCol, _toRow, _toCol);
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| 78 | }
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| 79 | /// <summary>
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| 80 | /// Creates an Address object
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| 81 | /// </summary>
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| 82 | /// <remarks>Examples of addresses are "A1" "B1:C2" "A:A" "1:1" "A1:E2,G3:G5" </remarks>
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| 83 | /// <param name="address">The Excel Address</param>
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| 84 | public ExcelAddressBase(string address)
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| 85 | {
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| 86 | SetAddress(address);
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| 87 | }
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| 88 |
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| 89 | /// <summary>
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| 90 | /// Address is an defined name
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| 91 | /// </summary>
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| 92 | /// <param name="address">the name</param>
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| 93 | /// <param name="isName">Should always be true</param>
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| 94 | internal ExcelAddressBase(string address, bool isName)
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| 95 | {
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| 96 | if (isName)
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| 97 | {
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| 98 | _address = address;
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| 99 | _fromRow = -1;
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| 100 | _fromCol = -1;
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| 101 | _toRow = -1;
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| 102 | _toCol = -1;
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| 103 | _start = null;
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| 104 | _end = null;
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| 105 | }
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| 106 | else
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| 107 | {
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| 108 | SetAddress(address);
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| 109 | }
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| 110 | }
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| 111 |
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| 112 | protected internal void SetAddress(string address)
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| 113 | {
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| 114 | if(address.StartsWith("'"))
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| 115 | {
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| 116 | int pos = address.IndexOf("'", 1);
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| 117 | SetWbWs(address.Substring(1,pos-1).Replace("''","'"));
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| 118 | _address = address.Substring(pos + 2);
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| 119 | }
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| 120 | else if (address.StartsWith("[")) //Remove any external reference
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| 121 | {
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| 122 | SetWbWs(address);
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| 123 | }
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| 124 | else
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| 125 | {
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| 126 | _address = address;
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| 127 | }
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| 128 | if(_address.IndexOfAny(new char[] {',','!'}) > -1)
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| 129 | {
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| 130 | //Advanced address. Including Sheet or multi
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| 131 | ExtractAddress(_address);
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| 132 | }
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| 133 | else
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| 134 | {
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| 135 | //Simple address
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| 136 | GetRowColFromAddress(_address, out _fromRow, out _fromCol, out _toRow, out _toCol);
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| 137 | _addresses = null;
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| 138 | _start = null;
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| 139 | _end = null;
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| 140 | _firstAddress = _address;
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| 141 | }
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| 142 | _address = address;
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| 143 | Validate();
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| 144 | }
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| 145 | internal void ChangeAddress()
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| 146 | {
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| 147 | if (AddressChange != null)
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| 148 | {
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| 149 | AddressChange(this, new EventArgs());
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| 150 | }
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| 151 | }
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| 152 | private void SetWbWs(string address)
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| 153 | {
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| 154 | int pos;
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| 155 | if (address[0] == '[')
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| 156 | {
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| 157 | pos = address.LastIndexOf("]");
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| 158 | _wb = address.Substring(1, pos - 1);
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| 159 | _ws = address.Substring(pos + 1);
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| 160 | }
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| 161 | else
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| 162 | {
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| 163 | _wb = "";
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| 164 | _ws = address;
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| 165 | }
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| 166 | pos = _ws.IndexOf("!");
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| 167 | if (pos > -1)
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| 168 | {
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| 169 | _address = _ws.Substring(pos + 1);
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| 170 | _ws = _ws.Substring(0, pos);
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| 171 | }
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| 172 | }
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| 173 | ExcelCellAddress _start = null;
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| 174 | #endregion
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| 175 | /// <summary>
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| 176 | /// Gets the row and column of the top left cell.
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| 177 | /// </summary>
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| 178 | /// <value>The start row column.</value>
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| 179 | public ExcelCellAddress Start
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| 180 | {
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| 181 | get
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| 182 | {
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| 183 | if (_start == null)
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| 184 | {
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| 185 | _start = new ExcelCellAddress(_fromRow, _fromCol);
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| 186 | }
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| 187 | return _start;
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| 188 | }
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| 189 | }
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| 190 | ExcelCellAddress _end = null;
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| 191 | /// <summary>
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| 192 | /// Gets the row and column of the bottom right cell.
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| 193 | /// </summary>
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| 194 | /// <value>The end row column.</value>
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| 195 | public ExcelCellAddress End
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| 196 | {
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| 197 | get
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| 198 | {
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| 199 | if (_end == null)
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| 200 | {
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| 201 | _end = new ExcelCellAddress(_toRow, _toCol);
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| 202 | }
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| 203 | return _end;
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| 204 | }
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| 205 | }
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| 206 | /// <summary>
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| 207 | /// The address for the range
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| 208 | /// </summary>
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| 209 | public virtual string Address
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| 210 | {
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| 211 | get
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| 212 | {
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| 213 | return _address;
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| 214 | }
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| 215 | }
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| 216 | /// <summary>
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| 217 | /// If the address is a defined name
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| 218 | /// </summary>
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| 219 | public bool IsName
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| 220 | {
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| 221 | get
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| 222 | {
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| 223 | return _fromRow < 0;
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| 224 | }
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| 225 | }
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| 226 | public override string ToString()
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| 227 | {
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| 228 | return base.ToString();
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| 229 | }
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| 230 | string _firstAddress;
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| 231 | /// <summary>
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| 232 | /// returns the first address if the address is a multi address.
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| 233 | /// A1:A2,B1:B2 returns A1:A2
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| 234 | /// </summary>
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| 235 | internal string FirstAddress
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| 236 | {
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| 237 | get
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| 238 | {
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| 239 | if (string.IsNullOrEmpty(_firstAddress))
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| 240 | {
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| 241 | return _address;
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| 242 | }
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| 243 | else
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| 244 | {
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| 245 | return _firstAddress;
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| 246 | }
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| 247 | }
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| 248 | }
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| 249 | internal string AddressSpaceSeparated
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| 250 | {
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| 251 | get
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| 252 | {
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| 253 | return _address.Replace(',', ' '); //Conditional formatting and a few other places use space as separator for mulit addresses.
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| 254 | }
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| 255 | }
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| 256 | /// <summary>
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| 257 | /// Validate the address
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| 258 | /// </summary>
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| 259 | protected void Validate()
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| 260 | {
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| 261 | if (_fromRow > _toRow || _fromCol > _toCol)
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| 262 | {
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| 263 | throw new ArgumentOutOfRangeException("Start cell Address must be less or equal to End cell address");
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| 264 | }
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| 265 | }
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| 266 | internal string WorkSheet
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| 267 | {
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| 268 | get
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| 269 | {
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| 270 | return _ws;
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| 271 | }
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| 272 | }
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| 273 | List<ExcelAddress> _addresses = null;
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| 274 | internal List<ExcelAddress> Addresses
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| 275 | {
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| 276 | get
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| 277 | {
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| 278 | return _addresses;
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| 279 | }
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| 280 | }
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| 281 |
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| 282 | private void ExtractAddress(string fullAddress)
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| 283 | {
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| 284 | string first="", second="";
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| 285 | bool isText=false, hasSheet=false;
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| 286 | if (fullAddress == "#REF!")
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| 287 | {
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| 288 | SetAddress(ref fullAddress, ref second, ref hasSheet );
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| 289 | return;
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| 290 | }
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| 291 | foreach (char c in fullAddress)
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| 292 | {
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| 293 | if(c=='\'')
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| 294 | {
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| 295 | isText=!isText;
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| 296 | }
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| 297 | else
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| 298 | {
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| 299 | if(c=='!' && !isText && !first.EndsWith("#REF") && !second.EndsWith("#REF"))
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| 300 | {
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| 301 | hasSheet=true;
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| 302 | }
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| 303 | else if (c == ',' && !isText)
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| 304 | {
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| 305 | SetAddress(ref first, ref second, ref hasSheet);
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| 306 | }
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| 307 | else
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| 308 | {
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| 309 | if (hasSheet)
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| 310 | {
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| 311 | second += c;
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| 312 | }
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| 313 | else
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| 314 | {
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| 315 | first += c;
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| 316 | }
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| 317 | }
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| 318 | }
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| 319 | }
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| 320 | SetAddress(ref first, ref second, ref hasSheet);
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| 321 | }
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| 322 | #region Address manipulation methods
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| 323 | internal eAddressCollition Collide(ExcelAddressBase address)
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| 324 | {
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| 325 | if (address.WorkSheet != WorkSheet)
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| 326 | {
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| 327 | return eAddressCollition.No;
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| 328 | }
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| 329 |
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| 330 | if (address._fromRow > _toRow || address._fromCol > _toCol
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| 331 | ||
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| 332 | _fromRow > address._toRow || _fromCol > address._toCol)
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| 333 | {
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| 334 | return eAddressCollition.No;
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| 335 | }
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| 336 | else if (address._fromRow == _fromRow && address._fromCol == _fromCol &&
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| 337 | address._toRow == _toRow && address._toCol == _toCol)
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| 338 | {
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| 339 | return eAddressCollition.Equal;
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| 340 | }
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| 341 | else if (address._fromRow >= _fromRow && address._toRow <= _toRow &&
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| 342 | address._fromCol >= _fromCol && address._toCol <= _toCol)
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| 343 | {
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| 344 | return eAddressCollition.Inside;
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| 345 | }
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| 346 | else
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| 347 | return eAddressCollition.Partly;
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| 348 | }
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| 349 | internal ExcelAddressBase AddRow(int row, int rows)
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| 350 | {
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| 351 | if (row > _toRow)
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| 352 | {
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| 353 | return this;
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| 354 | }
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| 355 | else if (row <= _fromRow)
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| 356 | {
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| 357 | return new ExcelAddressBase(_fromRow + rows, _fromCol, _toRow + rows, _toCol);
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| 358 | }
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| 359 | else
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| 360 | {
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| 361 | return new ExcelAddressBase(_fromRow, _fromCol, _toRow + rows, _toCol);
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| 362 | }
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| 363 | }
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| 364 | internal ExcelAddressBase DeleteRow(int row, int rows)
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| 365 | {
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| 366 | if (row > _toRow) //After
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| 367 | {
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| 368 | return this;
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| 369 | }
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| 370 | else if (row+rows <= _fromRow) //Before
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| 371 | {
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| 372 | return new ExcelAddressBase(_fromRow - rows, _fromCol, _toRow - rows, _toCol);
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| 373 | }
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| 374 | else if (row <= _fromRow && row + rows > _toRow) //Inside
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| 375 | {
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| 376 | return null;
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| 377 | }
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| 378 | else //Partly
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| 379 | {
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| 380 | if (row <= _fromRow)
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| 381 | {
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| 382 | return new ExcelAddressBase(row, _fromCol, _toRow - rows, _toCol);
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| 383 | }
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| 384 | else
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| 385 | {
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| 386 | return new ExcelAddressBase(_fromRow, _fromCol, _toRow - rows < row ? row - 1 : _toRow - rows, _toCol);
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| 387 | }
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| 388 | }
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| 389 | }
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| 390 | internal ExcelAddressBase AddColumn(int col, int cols)
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| 391 | {
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| 392 | if (col > _toCol)
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| 393 | {
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| 394 | return this;
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| 395 | }
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| 396 | else if (col <= _fromCol)
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| 397 | {
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| 398 | return new ExcelAddressBase(_fromRow, _fromCol + cols, _toRow, _toCol + cols);
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| 399 | }
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| 400 | else
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| 401 | {
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| 402 | return new ExcelAddressBase(_fromRow, _fromCol, _toRow, _toCol + cols);
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| 403 | }
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| 404 | }
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| 405 | internal ExcelAddressBase DeleteColumn(int col, int cols)
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| 406 | {
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| 407 | if (col > _toCol) //After
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| 408 | {
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| 409 | return this;
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| 410 | }
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| 411 | else if (col + cols <= _fromRow) //Before
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| 412 | {
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| 413 | return new ExcelAddressBase(_fromRow, _fromCol - cols, _toRow, _toCol - cols);
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| 414 | }
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| 415 | else if (col <= _fromCol && col + cols > _toCol) //Inside
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| 416 | {
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| 417 | return null;
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| 418 | }
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| 419 | else //Partly
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| 420 | {
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| 421 | if (col <= _fromCol)
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| 422 | {
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| 423 | return new ExcelAddressBase(_fromRow, col, _toRow, _toCol - cols);
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| 424 | }
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| 425 | else
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| 426 | {
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| 427 | return new ExcelAddressBase(_fromRow, _fromCol, _toRow, _toCol - cols < col ? col - 1 : _toCol - cols);
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| 428 | }
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| 429 | }
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| 430 | }
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| 431 | #endregion
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| 432 | private void SetAddress(ref string first, ref string second, ref bool hasSheet)
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| 433 | {
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| 434 | string ws, address;
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| 435 | if (hasSheet)
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| 436 | {
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| 437 | ws = first;
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| 438 | address = second;
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| 439 | first = "";
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| 440 | second = "";
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| 441 | }
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| 442 | else
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| 443 | {
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| 444 | address = first;
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| 445 | ws = "";
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| 446 | first = "";
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| 447 | }
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| 448 | hasSheet = false;
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| 449 | if (string.IsNullOrEmpty(_firstAddress))
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| 450 | {
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| 451 | if(string.IsNullOrEmpty(_ws) || !string.IsNullOrEmpty(ws))_ws = ws;
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| 452 | _firstAddress = address;
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| 453 | GetRowColFromAddress(address, out _fromRow, out _fromCol, out _toRow, out _toCol);
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| 454 | }
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| 455 | else
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| 456 | {
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| 457 | if (_addresses == null) _addresses = new List<ExcelAddress>();
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| 458 | _addresses.Add(new ExcelAddress(_ws, address));
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| 459 | }
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| 460 | }
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| 461 | internal enum AddressType
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| 462 | {
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| 463 | Invalid,
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| 464 | InternalAddress,
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| 465 | ExternalAddress,
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| 466 | InternalName,
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| 467 | ExternalName
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| 468 | }
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| 469 |
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| 470 | internal static AddressType IsValid(string Address)
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| 471 | {
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| 472 | string ws="";
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| 473 | if (Address.StartsWith("'"))
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| 474 | {
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| 475 | int ix = Address.IndexOf('\'', 1);
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| 476 | if (ix > -1)
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| 477 | {
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| 478 | ws = Address.Substring(1, ix-1);
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| 479 | Address = Address.Substring(ix + 2);
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| 480 | }
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| 481 | }
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| 482 | if (Address.IndexOfAny(new char[] { '(', ')', '+', '-', '*', '/', '.', '=','^','&','%','\"' })>-1)
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| 483 | {
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| 484 | return AddressType.Invalid;
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| 485 | }
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| 486 | if (Address.IndexOf('!') > 0)
|
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| 487 | {
|
---|
| 488 | string[] split = Address.Split('!');
|
---|
| 489 | if (split.Length == 2)
|
---|
| 490 | {
|
---|
| 491 | ws = split[0];
|
---|
| 492 | Address = split[1];
|
---|
| 493 | }
|
---|
| 494 | else if (split.Length == 3 && split[1] == "#REF" && split[2] == "")
|
---|
| 495 | {
|
---|
| 496 | ws = split[0];
|
---|
| 497 | Address = "#REF!";
|
---|
| 498 | if (ws.StartsWith("[") && ws.IndexOf("]") > 1)
|
---|
| 499 | {
|
---|
| 500 | return AddressType.ExternalAddress;
|
---|
| 501 | }
|
---|
| 502 | else
|
---|
| 503 | {
|
---|
| 504 | return AddressType.InternalAddress;
|
---|
| 505 | }
|
---|
| 506 | }
|
---|
| 507 | else
|
---|
| 508 | {
|
---|
| 509 | return AddressType.Invalid;
|
---|
| 510 | }
|
---|
| 511 | }
|
---|
| 512 | int _fromRow, _fromCol, _toRow, _toCol;
|
---|
| 513 | if (ExcelAddressBase.GetRowColFromAddress(Address, out _fromRow, out _fromCol, out _toRow, out _toCol))
|
---|
| 514 | {
|
---|
| 515 | if (_fromRow > 0 && _fromCol > 0 && _toRow <= ExcelPackage.MaxRows && _toCol <= ExcelPackage.MaxColumns)
|
---|
| 516 | {
|
---|
| 517 | if (ws.StartsWith("[") && ws.IndexOf("]") > 1)
|
---|
| 518 | {
|
---|
| 519 | return AddressType.ExternalAddress;
|
---|
| 520 | }
|
---|
| 521 | else
|
---|
| 522 | {
|
---|
| 523 | return AddressType.InternalAddress;
|
---|
| 524 | }
|
---|
| 525 | }
|
---|
| 526 | else
|
---|
| 527 | {
|
---|
| 528 | return AddressType.Invalid;
|
---|
| 529 | }
|
---|
| 530 | }
|
---|
| 531 | else
|
---|
| 532 | {
|
---|
| 533 | if(IsValidName(Address))
|
---|
| 534 | {
|
---|
| 535 | if (ws.StartsWith("[") && ws.IndexOf("]") > 1)
|
---|
| 536 | {
|
---|
| 537 | return AddressType.ExternalName;
|
---|
| 538 | }
|
---|
| 539 | else
|
---|
| 540 | {
|
---|
| 541 | return AddressType.InternalName;
|
---|
| 542 | }
|
---|
| 543 | }
|
---|
| 544 | else
|
---|
| 545 | {
|
---|
| 546 | return AddressType.Invalid;
|
---|
| 547 | }
|
---|
| 548 | }
|
---|
| 549 |
|
---|
| 550 | }
|
---|
| 551 |
|
---|
| 552 | private static bool IsValidName(string address)
|
---|
| 553 | {
|
---|
| 554 | if (Regex.IsMatch(address, "[^0-9./*-+,½!\"@#£%&/{}()\\[\\]=?`^~':;<>|][^/*-+,½!\"@#£%&/{}()\\[\\]=?`^~':;<>|]*"))
|
---|
| 555 | {
|
---|
| 556 | return true;
|
---|
| 557 | }
|
---|
| 558 | else
|
---|
| 559 | {
|
---|
| 560 | return false;
|
---|
| 561 | }
|
---|
| 562 | }
|
---|
| 563 | }
|
---|
| 564 | /// <summary>
|
---|
| 565 | /// Range address with the address property readonly
|
---|
| 566 | /// </summary>
|
---|
| 567 | public class ExcelAddress : ExcelAddressBase
|
---|
| 568 | {
|
---|
| 569 | internal ExcelAddress()
|
---|
| 570 | : base()
|
---|
| 571 | {
|
---|
| 572 |
|
---|
| 573 | }
|
---|
| 574 |
|
---|
| 575 | public ExcelAddress(int fromRow, int fromCol, int toRow, int toColumn)
|
---|
| 576 | : base(fromRow, fromCol, toRow, toColumn)
|
---|
| 577 | {
|
---|
| 578 | _ws = "";
|
---|
| 579 | }
|
---|
| 580 | public ExcelAddress(string address)
|
---|
| 581 | : base(address)
|
---|
| 582 | {
|
---|
| 583 | }
|
---|
| 584 |
|
---|
| 585 | internal ExcelAddress(string ws, string address)
|
---|
| 586 | : base(address)
|
---|
| 587 | {
|
---|
| 588 | if (string.IsNullOrEmpty(_ws)) _ws = ws;
|
---|
| 589 | }
|
---|
| 590 | internal ExcelAddress(string ws, string address, bool isName)
|
---|
| 591 | : base(address, isName)
|
---|
| 592 | {
|
---|
| 593 | if (string.IsNullOrEmpty(_ws)) _ws = ws;
|
---|
| 594 | }
|
---|
| 595 | /// <summary>
|
---|
| 596 | /// The address for the range
|
---|
| 597 | /// </summary>
|
---|
| 598 | /// <remarks>Examples of addresses are "A1" "B1:C2" "A:A" "1:1" "A1:E2,G3:G5" </remarks>
|
---|
| 599 | public new string Address
|
---|
| 600 | {
|
---|
| 601 | get
|
---|
| 602 | {
|
---|
| 603 | if (string.IsNullOrEmpty(_address) && _fromRow>0)
|
---|
| 604 | {
|
---|
| 605 | _address = GetAddress(_fromRow, _fromCol, _toRow, _toCol);
|
---|
| 606 | }
|
---|
| 607 | return _address;
|
---|
| 608 | }
|
---|
| 609 | set
|
---|
| 610 | {
|
---|
| 611 | SetAddress(value);
|
---|
| 612 | base.ChangeAddress();
|
---|
| 613 | }
|
---|
| 614 | }
|
---|
| 615 | }
|
---|
| 616 | }
|
---|