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//
// UsingTask.cs: Represents a single UsingTask element in an MSBuild project.
//
// Author:
// Marek Sieradzki (marek.sieradzki@gmail.com)
//
// (C) 2005 Marek Sieradzki
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#if NET_2_0
using System;
using System.IO;
using System.Xml;
using Mono.XBuild.Framework;
namespace Microsoft.Build.BuildEngine {
public class UsingTask {
ImportedProject importedProject;
Project project;
XmlElement usingTaskElement;
internal UsingTask (XmlElement usingTaskElement, Project project, ImportedProject importedProject)
{
this.project = project;
this.importedProject = importedProject;
this.usingTaskElement = usingTaskElement;
if (project == null)
throw new ArgumentNullException ("project");
if (usingTaskElement == null)
throw new ArgumentNullException ("usingTaskElement");
if (AssemblyName != null && AssemblyFile != null)
throw new InvalidProjectFileException ("A <UsingTask> element must contain either the \"AssemblyName\" attribute or the \"AssemblyFile\" attribute (but not both). ");
if (TaskName == String.Empty)
throw new InvalidProjectFileException ("The required attribute \"TaskName\" is missing from element <UsingTask>. ");
}
internal void Evaluate ()
{
AssemblyLoadInfo loadInfo;
if (AssemblyName != null) {
loadInfo = new AssemblyLoadInfo (AssemblyName, TaskName);
} else if (AssemblyFile != null) {
string filename = AssemblyFile;
if (Path.IsPathRooted (filename) == false) {
string ffn;
if (importedProject != null) {
ffn = Path.GetDirectoryName (importedProject.FullFileName);
} else if (project.FullFileName != String.Empty) {
ffn = Path.GetDirectoryName (project.FullFileName);
} else {
ffn = Environment.CurrentDirectory;
}
filename = Path.Combine (ffn, filename);
}
loadInfo = new AssemblyLoadInfo (LoadInfoType.AssemblyFilename, filename, null, null, null, null, TaskName);
} else {
throw new InvalidProjectFileException ("A <UsingTask> element must contain either the \"AssemblyName\" attribute or the \"AssemblyFile\" attribute (but not both). ");
}
project.TaskDatabase.RegisterTask (TaskName, loadInfo);
}
public bool IsImported {
get { return importedProject != null; }
}
public string AssemblyFile {
get {
string assemblyFile = usingTaskElement.GetAttribute ("AssemblyFile");
return (assemblyFile == String.Empty) ? null : assemblyFile;
}
}
public string AssemblyName {
get {
string assemblyName = usingTaskElement.GetAttribute ("AssemblyName");
return (assemblyName == String.Empty) ? null : assemblyName;
}
}
public string Condition {
get {
string condition = usingTaskElement.GetAttribute ("Condition");
return (condition == String.Empty) ? null : condition;
}
}
public string TaskName {
get { return usingTaskElement.GetAttribute ("TaskName"); }
}
}
}
#endif
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