1 | /* Copyright (C) 2011 Jan Källman
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2 | *
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3 | * This library is free software; you can redistribute it and/or
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4 | * modify it under the terms of the GNU Lesser General Public
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5 | * License as published by the Free Software Foundation; either
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6 | * version 2.1 of the License, or (at your option) any later version.
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7 |
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8 | * This library is distributed in the hope that it will be useful,
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9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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11 | * See the GNU Lesser General Public License for more details.
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12 | *
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13 | * The GNU Lesser General Public License can be viewed at http://www.opensource.org/licenses/lgpl-license.php
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14 | * 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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15 | *
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16 | * All code and executables are provided "as is" with no warranty either express or implied.
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17 | * The author accepts no liability for any damage or loss of business that this product may cause.
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18 | *
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19 | * Code change notes:
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20 | *
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21 | * Author Change Date
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22 | *******************************************************************************
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23 | * Mats Alm Added 2013-12-03
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24 | *******************************************************************************/
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25 | using System;
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26 | using System.Collections.Generic;
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27 | using System.Linq;
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28 | using System.Text;
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29 | using OfficeOpenXml.FormulaParsing.ExpressionGraph;
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30 |
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31 | namespace OfficeOpenXml.FormulaParsing.Excel.Functions.DateTime
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32 | {
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33 | public class Time : TimeBaseFunction
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34 | {
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35 | public Time()
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36 | : base()
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37 | {
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38 |
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39 | }
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40 |
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41 | public override CompileResult Execute(IEnumerable<FunctionArgument> arguments, ParsingContext context)
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42 | {
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43 | ValidateArguments(arguments, 1);
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44 | var firstArg = arguments.ElementAt(0).Value.ToString();
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45 | if(arguments.Count() == 1 && TimeStringParser.CanParse(firstArg))
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46 | {
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47 | var result = TimeStringParser.Parse(firstArg);
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48 | return new CompileResult(result, DataType.Time);
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49 | }
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50 | ValidateArguments(arguments, 3);
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51 | var hour = ArgToInt(arguments, 0);
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52 | var min = ArgToInt(arguments, 1);
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53 | var sec = ArgToInt(arguments, 2);
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54 |
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55 | ThrowArgumentExceptionIf(() => sec < 0 || sec > 59, "Invalid second: " + sec);
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56 | ThrowArgumentExceptionIf(() => min < 0 || min > 59, "Invalid minute: " + min);
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57 | ThrowArgumentExceptionIf(() => min < 0 || hour > 23, "Invalid hour: " + hour);
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58 |
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59 |
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60 | var secondsOfThisTime = (double)(hour * 60 * 60 + min * 60 + sec);
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61 | return CreateResult(GetTimeSerialNumber(secondsOfThisTime), DataType.Time);
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62 | }
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63 | }
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64 | }
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