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//
// ProjectItem.cs
//
// Author:
// Leszek Ciesielski (skolima@gmail.com)
// Rolf Bjarne Kvinge (rolf@xamarin.com)
// Atsushi Enomoto (atsushi@xamarin.com)
//
// (C) 2011 Leszek Ciesielski
// Copyright (C) 2011,2013 Xamarin Inc.
//
// 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.
//
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using Microsoft.Build.Construction;
using System.IO;
using Microsoft.Build.Framework;
namespace Microsoft.Build.Evaluation
{
[DebuggerDisplay ("{ItemType}={EvaluatedInclude} [{UnevaluatedInclude}] #DirectMetadata={DirectMetadataCount}")]
public class ProjectItem
{
internal ProjectItem (Project project, ProjectItemElement xml, string evaluatedInclude)
{
this.project = project;
this.xml = xml;
if (project.ItemDefinitions.ContainsKey (ItemType))
foreach (var md in project.ItemDefinitions [ItemType].Metadata)
metadata.Add (md);
foreach (var md in xml.Metadata)
metadata.Add (new ProjectMetadata (project, ItemType, metadata, m => metadata.Remove (m), md));
this.evaluated_include = evaluatedInclude;
is_imported = project.ProjectCollection.OngoingImports.Any ();
}
readonly Project project;
readonly ProjectItemElement xml;
readonly List<ProjectMetadata> metadata = new List<ProjectMetadata> ();
readonly bool is_imported;
readonly string evaluated_include;
internal string RecursiveDir { get; set; }
public ProjectMetadata GetMetadata (string name)
{
return metadata.FirstOrDefault (m => m.Name == name);
}
public string GetMetadataValue (string name)
{
if (name == null)
throw new ArgumentNullException ("name");
var wk = ProjectCollection.GetWellKnownMetadata (name, EvaluatedInclude, project.GetFullPath, RecursiveDir);
if (wk != null)
return wk;
var m = GetMetadata (name);
return m != null ? m.EvaluatedValue : string.Empty;
}
public bool HasMetadata (string name)
{
return GetMetadata (name) != null;
}
public bool RemoveMetadata (string name)
{
var m = GetMetadata (name);
if (m == null)
return false;
return metadata.Remove (m);
}
public void Rename (string name)
{
throw new NotImplementedException ();
}
public ProjectMetadata SetMetadataValue (string name, string unevaluatedValue)
{
// This has to do several tasks:
// - it cannot directly change Xml.Metadata because the ProjectItemElement might be shared
// among multiple ProjectItems.
// - hence it has to create another ProjectItemElement instance and add it to the project
// XML construction, with specific Include value that is assigned to this instance, and
// metadata values that are assigned to this instance.
throw new NotImplementedException ();
}
public IEnumerable<ProjectMetadata> DirectMetadata {
get {
var list = new List<ProjectMetadata> ();
foreach (var xm in xml.Metadata)
yield return new ProjectMetadata (project, ItemType, list, p => list.Remove (p), xm);
}
}
public int DirectMetadataCount {
get { return xml.Metadata.Count; }
}
public string EvaluatedInclude {
get { return evaluated_include; }
}
public bool IsImported {
get { return is_imported; }
}
public string ItemType {
get { return Xml.ItemType; }
set { Xml.ItemType = value; }
}
public ICollection<ProjectMetadata> Metadata {
get { return metadata; }
}
public int MetadataCount {
get { return metadata.Count; }
}
public Project Project {
get { return project; }
}
public string UnevaluatedInclude {
get { return Xml.Include; }
set { Xml.Include = value; }
}
public ProjectItemElement Xml {
get { return xml; }
}
}
}
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