| 1 | // Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information. |
| 2 | |
| 3 | namespace WixToolset.Core.Native.Msm |
| 4 | { |
| 5 | using System; |
| 6 | using System.Collections; |
| 7 | using System.Globalization; |
| 8 | |
| 9 | /// <summary> |
| 10 | /// Callback object for configurable merge modules. |
| 11 | /// </summary> |
| 12 | public sealed class ConfigurationCallback : IMsmConfigureModule |
| 13 | { |
| 14 | private const int SOk = 0x0; |
| 15 | private const int SFalse = 0x1; |
| 16 | private readonly Hashtable configurationData; |
| 17 | |
| 18 | /// <summary> |
| 19 | /// Creates a ConfigurationCallback object. |
| 20 | /// </summary> |
| 21 | /// <param name="configData">String to break up into name/value pairs.</param> |
| 22 | public ConfigurationCallback(string configData) |
| 23 | { |
| 24 | if (String.IsNullOrEmpty(configData)) |
| 25 | { |
| 26 | throw new ArgumentNullException(nameof(configData)); |
| 27 | } |
| 28 | |
| 29 | var pairs = configData.Split(','); |
| 30 | this.configurationData = new Hashtable(pairs.Length); |
| 31 | for (var i = 0; i < pairs.Length; ++i) |
| 32 | { |
| 33 | var nameVal = pairs[i].Split('='); |
| 34 | var name = nameVal[0]; |
| 35 | var value = nameVal[1]; |
| 36 | |
| 37 | name = name.Replace("%2C", ","); |
| 38 | name = name.Replace("%3D", "="); |
| 39 | name = name.Replace("%25", "%"); |
| 40 | |
| 41 | value = value.Replace("%2C", ","); |
| 42 | value = value.Replace("%3D", "="); |
| 43 | value = value.Replace("%25", "%"); |
| 44 | |
| 45 | this.configurationData[name] = value; |
| 46 | } |
| 47 | } |
| 48 | |
| 49 | /// <summary> |
| 50 | /// Returns text data based on name. |
| 51 | /// </summary> |
| 52 | /// <param name="name">Name of value to return.</param> |
| 53 | /// <param name="configData">Out param to put configuration data into.</param> |
| 54 | /// <returns>S_OK if value provided, S_FALSE if not.</returns> |
| 55 | public int ProvideTextData(string name, out string configData) |
| 56 | { |
| 57 | if (this.configurationData.Contains(name)) |
| 58 | { |
| 59 | configData = (string)this.configurationData[name]; |
| 60 | return SOk; |
| 61 | } |
| 62 | else |
| 63 | { |
| 64 | configData = null; |
| 65 | return SFalse; |
| 66 | } |
| 67 | } |
| 68 | |
| 69 | /// <summary> |
| 70 | /// Returns integer data based on name. |
| 71 | /// </summary> |
| 72 | /// <param name="name">Name of value to return.</param> |
| 73 | /// <param name="configData">Out param to put configuration data into.</param> |
| 74 | /// <returns>S_OK if value provided, S_FALSE if not.</returns> |
| 75 | public int ProvideIntegerData(string name, out int configData) |
| 76 | { |
| 77 | if (this.configurationData.Contains(name)) |
| 78 | { |
| 79 | var val = (string)this.configurationData[name]; |
| 80 | configData = Convert.ToInt32(val, CultureInfo.InvariantCulture); |
| 81 | return SOk; |
| 82 | } |
| 83 | else |
| 84 | { |
| 85 | configData = 0; |
| 86 | return SFalse; |
| 87 | } |
| 88 | } |
| 89 | } |
| 90 | } |