124 lines
4.2 KiB
C#
124 lines
4.2 KiB
C#
//
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// UsingTask.cs: Represents a single UsingTask element in an MSBuild project.
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//
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// Author:
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// Marek Sieradzki (marek.sieradzki@gmail.com)
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//
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// (C) 2005 Marek Sieradzki
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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using System;
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using System.IO;
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using System.Xml;
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using Mono.XBuild.Framework;
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namespace Microsoft.Build.BuildEngine {
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public class UsingTask {
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ImportedProject importedProject;
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Project project;
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XmlElement usingTaskElement;
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internal UsingTask (XmlElement usingTaskElement, Project project, ImportedProject importedProject)
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{
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this.project = project;
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this.importedProject = importedProject;
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this.usingTaskElement = usingTaskElement;
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if (project == null)
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throw new ArgumentNullException ("project");
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if (usingTaskElement == null)
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throw new ArgumentNullException ("usingTaskElement");
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if (AssemblyName != null && AssemblyFile != null)
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throw new InvalidProjectFileException ("A <UsingTask> element must contain either the \"AssemblyName\" attribute or the \"AssemblyFile\" attribute (but not both). ");
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if (TaskName == String.Empty)
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throw new InvalidProjectFileException ("The required attribute \"TaskName\" is missing from element <UsingTask>. ");
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}
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internal void Evaluate ()
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{
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if (AssemblyName == null && AssemblyFile == null)
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throw new InvalidProjectFileException ("A <UsingTask> element must contain either the \"AssemblyName\" attribute or the \"AssemblyFile\" attribute (but not both). ");
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if (ConditionParser.ParseAndEvaluate (Condition, project))
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project.TaskDatabase.RegisterUsingTask (this);
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}
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internal void Load (TaskDatabase db)
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{
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AssemblyLoadInfo loadInfo = null;
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if (AssemblyName != null) {
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loadInfo = new AssemblyLoadInfo (AssemblyName, TaskName);
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} else if (AssemblyFile != null) {
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Expression exp = new Expression ();
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// FIXME: test it
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exp.Parse (AssemblyFile, ParseOptions.Split);
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string filename = (string) exp.ConvertTo (project, typeof (string));
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if (Path.IsPathRooted (filename) == false) {
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string ffn;
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if (importedProject != null) {
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ffn = Path.GetDirectoryName (importedProject.FullFileName);
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} else if (project.FullFileName != String.Empty) {
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ffn = Path.GetDirectoryName (project.FullFileName);
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} else {
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ffn = Environment.CurrentDirectory;
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}
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filename = Path.Combine (ffn, filename);
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}
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loadInfo = new AssemblyLoadInfo (LoadInfoType.AssemblyFilename, filename, null, null, null, null, TaskName);
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}
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db.RegisterTask (TaskName, loadInfo);
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}
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public bool IsImported {
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get { return importedProject != null; }
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}
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public string AssemblyFile {
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get {
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string assemblyFile = usingTaskElement.GetAttribute ("AssemblyFile");
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return (assemblyFile == String.Empty) ? null : assemblyFile;
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}
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}
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public string AssemblyName {
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get {
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string assemblyName = usingTaskElement.GetAttribute ("AssemblyName");
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return (assemblyName == String.Empty) ? null : assemblyName;
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}
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}
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public string Condition {
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get {
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string condition = usingTaskElement.GetAttribute ("Condition");
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return (condition == String.Empty) ? null : condition;
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}
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}
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public string TaskName {
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get { return usingTaskElement.GetAttribute ("TaskName"); }
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}
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}
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}
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