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| 1 | +using System.IO; |
| 2 | +using System.Linq; |
| 3 | +using System.Security.Cryptography; |
| 4 | +using System.Text; |
| 5 | +using System.Xml; |
| 6 | +using Microsoft.Build.Framework; |
| 7 | +using Microsoft.Build.Utilities; |
| 8 | + |
| 9 | +namespace Xamarin.Android.Tools.BootstrapTasks |
| 10 | +{ |
| 11 | + /// <summary> |
| 12 | + /// Generates a .wix file for the contents of ~/android-toolchain/dotnet/packs |
| 13 | + /// The .wix file can be used to generate the .msi installer for Windows. |
| 14 | + /// </summary> |
| 15 | + public class GenerateWixFile : Task |
| 16 | + { |
| 17 | + [Required] |
| 18 | + public string Template { get; set; } |
| 19 | + |
| 20 | + [Required] |
| 21 | + public string DestinationFile { get; set; } |
| 22 | + |
| 23 | + [Required] |
| 24 | + public string DotNetPath { get; set; } |
| 25 | + |
| 26 | + [Required] |
| 27 | + public string DotNetVersion { get; set; } |
| 28 | + |
| 29 | + [Required] |
| 30 | + public string MSIVersion { get; set; } |
| 31 | + |
| 32 | + public override bool Execute () |
| 33 | + { |
| 34 | + var settings = new XmlWriterSettings { |
| 35 | + OmitXmlDeclaration = true, |
| 36 | + Indent = true, |
| 37 | + }; |
| 38 | + |
| 39 | + var directories = new StringBuilder (); |
| 40 | + var components = new StringBuilder (); |
| 41 | + using (var packWriter = XmlWriter.Create (directories, settings)) |
| 42 | + using (var componentWriter = XmlWriter.Create (components, settings)) { |
| 43 | + |
| 44 | + // Components |
| 45 | + componentWriter.WriteStartElement ("ComponentGroup"); |
| 46 | + componentWriter.WriteAttributeString ("Id", "ProductComponents"); |
| 47 | + componentWriter.WriteStartElement ("ComponentRef"); |
| 48 | + componentWriter.WriteAttributeString ("Id", "EnableWorkloadResolver"); |
| 49 | + componentWriter.WriteEndElement (); // </ComponentRef> |
| 50 | + |
| 51 | + // dotnet |
| 52 | + packWriter.WriteStartElement ("Directory"); |
| 53 | + packWriter.WriteAttributeString ("Id", "dotnet"); |
| 54 | + packWriter.WriteAttributeString ("Name", "dotnet"); |
| 55 | + |
| 56 | + // sdk |
| 57 | + packWriter.WriteStartElement ("Directory"); |
| 58 | + packWriter.WriteAttributeString ("Id", "sdk"); |
| 59 | + packWriter.WriteAttributeString ("Name", "sdk"); |
| 60 | + |
| 61 | + // DOTNETVERSION |
| 62 | + packWriter.WriteStartElement ("Directory"); |
| 63 | + packWriter.WriteAttributeString ("Id", "DOTNETVERSION"); |
| 64 | + packWriter.WriteAttributeString ("Name", DotNetVersion); |
| 65 | + packWriter.WriteAttributeString ("FileSource", Path.Combine (DotNetPath, "sdk", DotNetVersion)); |
| 66 | + |
| 67 | + // EnableWorkloadResolver |
| 68 | + packWriter.WriteStartElement ("Component"); |
| 69 | + packWriter.WriteAttributeString ("Id", "EnableWorkloadResolver"); |
| 70 | + packWriter.WriteStartElement ("File"); |
| 71 | + packWriter.WriteAttributeString ("Id", "EnableWorkloadResolver"); |
| 72 | + packWriter.WriteAttributeString ("Name", "EnableWorkloadResolver.sentinel"); |
| 73 | + packWriter.WriteAttributeString ("KeyPath", "yes"); |
| 74 | + packWriter.WriteEndElement (); // </File> |
| 75 | + packWriter.WriteEndElement (); // </Component> |
| 76 | + packWriter.WriteEndElement (); // </Directory> DOTNETVERSION |
| 77 | + packWriter.WriteEndElement (); // </Directory> sdk |
| 78 | + |
| 79 | + // sdk-manifests |
| 80 | + var sdk_manifests_root = Path.Combine (DotNetPath, "sdk-manifests"); |
| 81 | + packWriter.WriteStartElement ("Directory"); |
| 82 | + packWriter.WriteAttributeString ("Id", "sdk_manifests"); |
| 83 | + packWriter.WriteAttributeString ("Name", "sdk-manifests"); |
| 84 | + |
| 85 | + // 5.0.100 |
| 86 | + var sdk_manifests = Directory.EnumerateDirectories (sdk_manifests_root).FirstOrDefault (); |
| 87 | + if (string.IsNullOrEmpty (sdk_manifests)) { |
| 88 | + Log.LogError ($"Cannot find child directory of: {sdk_manifests_root}"); |
| 89 | + return false; |
| 90 | + } |
| 91 | + var version_band = Path.GetFileName (sdk_manifests); |
| 92 | + packWriter.WriteStartElement ("Directory"); |
| 93 | + packWriter.WriteAttributeString ("Id", "DOTNETVERSIONBAND"); |
| 94 | + packWriter.WriteAttributeString ("Name", version_band); |
| 95 | + packWriter.WriteAttributeString ("FileSource", sdk_manifests); |
| 96 | + var workload = Path.Combine (sdk_manifests, "Microsoft.NET.Workload.Android"); |
| 97 | + if (Directory.Exists (workload)) { |
| 98 | + RecurseDirectory (sdk_manifests, packWriter, componentWriter, workload); |
| 99 | + } else { |
| 100 | + Log.LogError ($"Cannot find directory: {workload}"); |
| 101 | + return false; |
| 102 | + } |
| 103 | + packWriter.WriteEndElement (); // </Directory> version_band |
| 104 | + packWriter.WriteEndElement (); // </Directory> sdk-manifests |
| 105 | + |
| 106 | + // packs |
| 107 | + var packs_dir = Path.Combine (DotNetPath, "packs"); |
| 108 | + packWriter.WriteStartElement ("Directory"); |
| 109 | + packWriter.WriteAttributeString ("Id", "packs"); |
| 110 | + packWriter.WriteAttributeString ("Name", "packs"); |
| 111 | + foreach (var directory in Directory.EnumerateDirectories (packs_dir, "Microsoft.Android.*")) { |
| 112 | + RecurseDirectory (packs_dir, packWriter, componentWriter, directory); |
| 113 | + } |
| 114 | + |
| 115 | + packWriter.WriteEndDocument (); // </Directory> |
| 116 | + componentWriter.WriteEndDocument (); // </ComponentGroup> |
| 117 | + } |
| 118 | + |
| 119 | + var template = File.ReadAllText (Template); |
| 120 | + var contents = template |
| 121 | + .Replace ("@MSIVERSION@", MSIVersion) |
| 122 | + .Replace ("@DIRECTORIES@", directories.ToString ()) |
| 123 | + .Replace ("@COMPONENTS@", components.ToString ()); |
| 124 | + |
| 125 | + Log.LogMessage (MessageImportance.Low, "Writing XML to {0}: {1}", DestinationFile, contents); |
| 126 | + File.WriteAllText (DestinationFile, contents); |
| 127 | + |
| 128 | + return !Log.HasLoggedErrors; |
| 129 | + } |
| 130 | + |
| 131 | + static void RecurseDirectory (string top_dir, XmlWriter packWriter, XmlWriter componentWriter, string directory) |
| 132 | + { |
| 133 | + var directoryId = GetId (top_dir, directory); |
| 134 | + packWriter.WriteStartElement ("Directory"); |
| 135 | + packWriter.WriteAttributeString ("Id", directoryId); |
| 136 | + packWriter.WriteAttributeString ("Name", Path.GetFileName (directory)); |
| 137 | + packWriter.WriteAttributeString ("FileSource", directory); |
| 138 | + foreach (var child in Directory.EnumerateDirectories (directory)) { |
| 139 | + var directoryName = Path.GetFileName (child); |
| 140 | + if (directoryName.StartsWith (".") || directoryName.StartsWith ("_")) |
| 141 | + continue; |
| 142 | + RecurseDirectory (top_dir, packWriter, componentWriter, child); |
| 143 | + } |
| 144 | + foreach (var file in Directory.EnumerateFiles (directory)) { |
| 145 | + var fileName = Path.GetFileName (file); |
| 146 | + if (fileName.StartsWith (".") || fileName.StartsWith ("_")) |
| 147 | + continue; |
| 148 | + var componentId = GetId (top_dir, file); |
| 149 | + packWriter.WriteStartElement ("Component"); |
| 150 | + packWriter.WriteAttributeString ("Id", componentId); |
| 151 | + packWriter.WriteStartElement ("File"); |
| 152 | + packWriter.WriteAttributeString ("Id", componentId); |
| 153 | + packWriter.WriteAttributeString ("Name", Path.GetFileName (file)); |
| 154 | + packWriter.WriteAttributeString ("KeyPath", "yes"); |
| 155 | + packWriter.WriteEndElement (); // </File> |
| 156 | + packWriter.WriteEndElement (); // </Component> |
| 157 | + componentWriter.WriteStartElement ("ComponentRef"); |
| 158 | + componentWriter.WriteAttributeString ("Id", componentId); |
| 159 | + componentWriter.WriteEndElement (); // </ComponentRef> |
| 160 | + } |
| 161 | + packWriter.WriteEndElement (); // </Directory> |
| 162 | + } |
| 163 | + |
| 164 | + static string GetId (string top_dir, string path) |
| 165 | + { |
| 166 | + if (string.IsNullOrEmpty (path)) |
| 167 | + return path; |
| 168 | + if (path.Length > top_dir.Length + 1) { |
| 169 | + path = path.Substring (top_dir.Length + 1); |
| 170 | + } |
| 171 | + return GetHashString (path); |
| 172 | + } |
| 173 | + |
| 174 | + static byte [] GetHash (string inputString) |
| 175 | + { |
| 176 | + using (var algorithm = SHA256.Create ()) |
| 177 | + return algorithm.ComputeHash (Encoding.UTF8.GetBytes (inputString)); |
| 178 | + } |
| 179 | + |
| 180 | + static string GetHashString (string inputString) |
| 181 | + { |
| 182 | + var sb = new StringBuilder ("S", 65); |
| 183 | + foreach (byte b in GetHash (inputString)) |
| 184 | + sb.Append (b.ToString ("X2")); |
| 185 | + return sb.ToString (); |
| 186 | + } |
| 187 | + } |
| 188 | +} |
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