public static ConditionExpression ParseCondition (string condition)
{
ConditionParser parser = new ConditionParser (condition);
ConditionExpression e = parser.ParseExpression ();
if (!parser.tokenizer.IsEOF ())
throw new ExpressionParseException (String.Format ("Unexpected token at end of condition: \"{0}\"", parser.tokenizer.Token.Value));
return e;
}
public static ConditionExpression ParseCondition (string condition)
{
ConditionParser parser = new ConditionParser (condition);
ConditionExpression e = parser.ParseExpression ();
if (!parser.tokenizer.IsEOF ())
throw new ExpressionParseException (String.Format ("Unexpected token found, {0}, in condition \"{1}\"", parser.tokenizer.Token, condition));
return e;
}
public void PublishOutput()
{
XmlElement xmlElement;
PropertyInfo propertyInfo;
string propertyName;
string taskParameter;
string itemName;
object o;
foreach (XmlNode xmlNode in taskElement.ChildNodes)
{
if (!(xmlNode is XmlElement))
{
continue;
}
xmlElement = (XmlElement)xmlNode;
if (xmlElement.Name != "Output")
{
throw new InvalidProjectFileException("Only Output elements can be Task's child nodes.");
}
if (xmlElement.GetAttribute("ItemName") != String.Empty && xmlElement.GetAttribute("PropertyName") != String.Empty)
{
throw new InvalidProjectFileException("Only one of ItemName and PropertyName attributes can be specified.");
}
if (xmlElement.GetAttribute("TaskParameter") == String.Empty)
{
throw new InvalidProjectFileException("TaskParameter attribute must be specified.");
}
if (!ConditionParser.ParseAndEvaluate(xmlElement.GetAttribute("Condition"), parentProject))
{
continue;
}
taskParameter = xmlElement.GetAttribute("TaskParameter");
itemName = xmlElement.GetAttribute("ItemName");
propertyName = xmlElement.GetAttribute("PropertyName");
propertyInfo = taskType.GetProperty(taskParameter, BindingFlags.Public | BindingFlags.Instance |
BindingFlags.IgnoreCase);
if (propertyInfo == null)
{
throw new InvalidProjectFileException(String.Format(
"The parameter '{0}' was not found for the '{1}' task.", taskParameter, taskElement.Name));
}
if (!propertyInfo.IsDefined(outputAttribute, false))
{
throw new InvalidProjectFileException("This is not output property.");
}
o = propertyInfo.GetValue(task, null);
if (itemName != String.Empty)
{
PublishItemGroup(propertyInfo, o, itemName);
}
else
{
PublishProperty(propertyInfo, o, propertyName);
}
}
}
// For every extension path, in order, finds suitable
// import filename(s) matching the Import, and calls
// @func with them
//
// func: bool func(importPath, from_source_msg)
//
// If for an extension path, atleast one file gets imported,
// then it stops at that.
// So, in case imports like "$(MSBuildExtensionsPath)\foo\*",
// for every extension path, it will try to import the "foo\*",
// and if atleast one file gets successfully imported, then it
// stops at that
internal static void ForEachExtensionPathTillFound(XmlElement xmlElement, Project project, ImportedProject importingProject,
Func <string, string, bool> func)
{
string project_attribute = xmlElement.GetAttribute("Project");
string condition_attribute = xmlElement.GetAttribute("Condition");
bool has_extn_ref = project_attribute.IndexOf("$(MSBuildExtensionsPath)") >= 0 ||
project_attribute.IndexOf("$(MSBuildExtensionsPath32)") >= 0 ||
project_attribute.IndexOf("$(MSBuildExtensionsPath64)") >= 0;
string importingFile = importingProject != null ? importingProject.FullFileName : project.FullFileName;
DirectoryInfo base_dir_info = null;
if (!String.IsNullOrEmpty(importingFile))
{
base_dir_info = new DirectoryInfo(Path.GetDirectoryName(importingFile));
}
else
{
base_dir_info = new DirectoryInfo(Directory.GetCurrentDirectory());
}
IEnumerable <string> extn_paths = has_extn_ref ? GetExtensionPaths(project) : new string [] { null };
try {
foreach (string path in extn_paths)
{
string extn_msg = null;
if (has_extn_ref)
{
project.SetExtensionsPathProperties(path);
extn_msg = "from extension path " + path;
}
// do this after setting new Extension properties, as condition might
// reference it
if (!ConditionParser.ParseAndEvaluate(condition_attribute, project))
{
continue;
}
// We stop if atleast one file got imported.
// Remaining extension paths are *not* tried
bool atleast_one = false;
foreach (string importPath in GetImportPathsFromString(project_attribute, project, base_dir_info))
{
try {
if (func(importPath, extn_msg))
{
atleast_one = true;
}
} catch (Exception e) {
throw new InvalidProjectFileException(String.Format(
"{0}: Project file could not be imported, it was being imported by " +
"{1}: {2}", importPath, importingFile, e.Message), e);
}
}
if (atleast_one)
{
return;
}
}
} finally {
if (has_extn_ref)
{
project.SetExtensionsPathProperties(Project.DefaultExtensionsPath);
}
}
}
internal void Evaluate(EvaluationType type)
{
BuildItemGroup big;
BuildPropertyGroup bpg;
LinkedListNode <object> evaluate_iterator;
if (type == EvaluationType.Property)
{
evaluate_iterator = list.First;
add_iterator = list.First;
while (evaluate_iterator != null)
{
if (evaluate_iterator.Value is BuildPropertyGroup)
{
bpg = (BuildPropertyGroup)evaluate_iterator.Value;
if (ConditionParser.ParseAndEvaluate(bpg.Condition, project))
{
bpg.Evaluate();
}
}
// if it wasn't moved by adding anything because of evaluating a Import shift it
if (add_iterator == evaluate_iterator)
{
add_iterator = add_iterator.Next;
}
evaluate_iterator = evaluate_iterator.Next;
}
}
else if (type == EvaluationType.Item)
{
evaluate_iterator = list.First;
add_iterator = list.First;
while (evaluate_iterator != null)
{
if (evaluate_iterator.Value is BuildItemGroup)
{
big = (BuildItemGroup)evaluate_iterator.Value;
if (ConditionParser.ParseAndEvaluate(big.Condition, project))
{
big.Evaluate();
}
}
evaluate_iterator = evaluate_iterator.Next;
}
}
else if (type == EvaluationType.Choose)
{
evaluate_iterator = list.First;
add_iterator = list.First;
while (evaluate_iterator != null)
{
if (evaluate_iterator.Value is BuildChoose)
{
BuildChoose bc = (BuildChoose)evaluate_iterator.Value;
bool whenUsed = false;
foreach (BuildWhen bw in bc.Whens)
{
if (ConditionParser.ParseAndEvaluate(bw.Condition, project))
{
bw.Evaluate();
whenUsed = true;
break;
}
}
if (!whenUsed && bc.Otherwise != null &&
ConditionParser.ParseAndEvaluate(bc.Otherwise.Condition, project))
{
bc.Otherwise.Evaluate();
}
}
evaluate_iterator = evaluate_iterator.Next;
}
}
add_iterator = null;
}
internal void Evaluate(Project project, bool evaluatedTo)
{
// FIXME: maybe make Expression.ConvertTo (null, ...) work as MSBuildUtils.Unescape ()?
if (project == null)
{
this.finalItemSpec = MSBuildUtils.Unescape(Include);
return;
}
foreach (XmlNode xn in itemElement.ChildNodes)
{
XmlElement xe = xn as XmlElement;
if (xe != null && ConditionParser.ParseAndEvaluate(xe.GetAttribute("Condition"), project))
{
AddMetadata(xe.Name, xe.InnerText);
}
}
if (IsDynamic)
{
if (!evaluatedTo)
{
return;
}
if (!string.IsNullOrEmpty(Remove))
{
RemoveItems(project);
return;
}
if (string.IsNullOrEmpty(Include))
{
UpdateMetadata(project);
return;
}
}
DirectoryScanner directoryScanner;
Expression includeExpr, excludeExpr;
ITaskItem[] includes, excludes;
var options = IsDynamic ?
ParseOptions.AllowItemsMetadataAndSplit : ParseOptions.AllowItemsNoMetadataAndSplit;
includeExpr = new Expression();
includeExpr.Parse(Include, options);
excludeExpr = new Expression();
excludeExpr.Parse(Exclude, options);
includes = (ITaskItem[])includeExpr.ConvertTo(project, typeof(ITaskItem[]),
ExpressionOptions.ExpandItemRefs);
excludes = (ITaskItem[])excludeExpr.ConvertTo(project, typeof(ITaskItem[]),
ExpressionOptions.ExpandItemRefs);
this.finalItemSpec = (string)includeExpr.ConvertTo(project, typeof(string),
ExpressionOptions.ExpandItemRefs);
directoryScanner = new DirectoryScanner();
directoryScanner.Includes = includes;
directoryScanner.Excludes = excludes;
if (project.FullFileName != String.Empty)
{
directoryScanner.BaseDirectory = new DirectoryInfo(Path.GetDirectoryName(project.FullFileName));
}
else
{
directoryScanner.BaseDirectory = new DirectoryInfo(Directory.GetCurrentDirectory());
}
directoryScanner.Scan();
foreach (ITaskItem matchedItem in directoryScanner.MatchedItems)
{
AddEvaluatedItem(project, evaluatedTo, matchedItem);
}
}
// For every extension path, in order, finds suitable
// import filename(s) matching the Import, and calls
// @func with them
//
// func: bool func(importPath, from_source_msg)
//
// If for an extension path, atleast one file gets imported,
// then it stops at that.
// So, in case imports like "$(MSBuildExtensionsPath)\foo\*",
// for every extension path, it will try to import the "foo\*",
// and if atleast one file gets successfully imported, then it
// stops at that
internal static void ForEachExtensionPathTillFound(XmlElement xmlElement, Project project, ImportedProject importingProject,
Func <string, string, bool> func)
{
string project_attribute = xmlElement.GetAttribute("Project");
string condition_attribute = xmlElement.GetAttribute("Condition");
bool has_extn_ref = project_attribute.IndexOf("$(MSBuildExtensionsPath)") >= 0 ||
project_attribute.IndexOf("$(MSBuildExtensionsPath32)") >= 0 ||
project_attribute.IndexOf("$(MSBuildExtensionsPath64)") >= 0;
bool condn_has_extn_ref = condition_attribute.IndexOf("$(MSBuildExtensionsPath)") >= 0 ||
condition_attribute.IndexOf("$(MSBuildExtensionsPath32)") >= 0 ||
condition_attribute.IndexOf("$(MSBuildExtensionsPath64)") >= 0;
// we can skip the following logic in case the condition doesn't reference any extension paths
// and it evaluates to false since nothing would change anyway
if (!condn_has_extn_ref && !ConditionParser.ParseAndEvaluate(condition_attribute, project))
{
return;
}
string importingFile = importingProject != null ? importingProject.FullFileName : project.FullFileName;
DirectoryInfo base_dir_info = null;
if (!String.IsNullOrEmpty(importingFile))
{
base_dir_info = new DirectoryInfo(Path.GetDirectoryName(importingFile));
}
else
{
base_dir_info = new DirectoryInfo(Directory.GetCurrentDirectory());
}
var importPaths = GetImportPathsFromString(project_attribute, project, base_dir_info);
var extensionPaths = GetExtensionPaths(project);
if (!has_extn_ref)
{
foreach (var importPath in importPaths)
{
foreach (var extensionPath in extensionPaths)
{
has_extn_ref = has_extn_ref || importPath.IndexOf(extensionPath) >= 0;
}
}
}
IEnumerable <string> extn_paths = has_extn_ref ? extensionPaths : new string [] { null };
bool import_needed = false;
var currentLoadSettings = project.ProjectLoadSettings;
try {
foreach (var settings in new ProjectLoadSettings [] { ProjectLoadSettings.None, currentLoadSettings })
{
foreach (string path in extn_paths)
{
string extn_msg = null;
if (has_extn_ref)
{
project.SetExtensionsPathProperties(path);
extn_msg = "from extension path " + path;
}
// do this after setting new Extension properties, as condition might
// reference it
if (!ConditionParser.ParseAndEvaluate(condition_attribute, project))
{
continue;
}
import_needed = true;
project.ProjectLoadSettings = settings;
// We stop if atleast one file got imported.
// Remaining extension paths are *not* tried
bool atleast_one = false;
foreach (string importPath in importPaths)
{
try {
if (func(importPath, extn_msg))
{
atleast_one = true;
}
} catch (Exception e) {
throw new InvalidProjectFileException(String.Format(
"{0}: Project file could not be imported, it was being imported by " +
"{1}: {2}", importPath, importingFile, e.Message), e);
}
}
if (atleast_one)
{
return;
}
}
}
} finally {
project.ProjectLoadSettings = currentLoadSettings;
if (has_extn_ref)
{
project.SetExtensionsPathProperties(Project.DefaultExtensionsPath);
}
}
if (import_needed)
{
throw new InvalidProjectFileException(String.Format("{0} could not import \"{1}\"", importingFile, project_attribute));
}
}
