protected void getGoalFromStaticDeclaration(
String variableName, final List<IGoal> subGoals, final IType declaringType, IType realType)
throws ModelException {
ISourceModule sourceModule = declaringType.getSourceModule();
ModuleDeclaration moduleDeclaration = SourceParserUtil.getModuleDeclaration(sourceModule);
TypeDeclaration typeDeclaration =
PHPModelUtils.getNodeByClass(moduleDeclaration, declaringType);
// try to search declarations of type "self::$var =" or
// "$this->var ="
ClassDeclarationSearcher searcher;
if (realType != null) {
searcher =
new ClassDeclarationSearcher(
sourceModule, typeDeclaration, 0, 0, variableName, realType, declaringType);
} else {
searcher = new ClassDeclarationSearcher(sourceModule, typeDeclaration, 0, 0, variableName);
}
try {
moduleDeclaration.traverse(searcher);
Map<ASTNode, IContext> staticDeclarations = searcher.getStaticDeclarations();
for (ASTNode node : staticDeclarations.keySet()) {
IContext context = staticDeclarations.get(node);
if (context instanceof MethodContext) {
MethodContext methodContext = (MethodContext) context;
methodContext.setCurrentType(realType);
}
subGoals.add(new ExpressionTypeGoal(context, node));
}
} catch (Exception e) {
if (DLTKCore.DEBUG) {
e.printStackTrace();
}
}
}
public IGoal[] init() {
ClassVariableDeclarationGoal typedGoal = (ClassVariableDeclarationGoal) goal;
IType[] types = typedGoal.getTypes();
if (types == null) {
TypeContext context = (TypeContext) typedGoal.getContext();
types = PHPTypeInferenceUtils.getModelElements(context.getInstanceType(), context);
}
if (types == null) {
return null;
}
IContext context = typedGoal.getContext();
IModelAccessCache cache = null;
if (context instanceof IModelCacheContext) {
cache = ((IModelCacheContext) context).getCache();
}
String variableName = typedGoal.getVariableName();
final List<IGoal> subGoals = new LinkedList<IGoal>();
for (final IType type : types) {
try {
ITypeHierarchy hierarchy = null;
if (cache != null) {
hierarchy = cache.getSuperTypeHierarchy(type, null);
}
IField[] fields =
PHPModelUtils.getTypeHierarchyField(type, hierarchy, variableName, true, null);
Map<IType, IType> fieldDeclaringTypeSet = new HashMap<IType, IType>();
for (IField field : fields) {
IType declaringType = field.getDeclaringType();
if (declaringType != null) {
fieldDeclaringTypeSet.put(declaringType, type);
ISourceModule sourceModule = declaringType.getSourceModule();
ModuleDeclaration moduleDeclaration =
SourceParserUtil.getModuleDeclaration(sourceModule);
TypeDeclaration typeDeclaration =
PHPModelUtils.getNodeByClass(moduleDeclaration, declaringType);
if (typeDeclaration != null && field instanceof SourceRefElement) {
SourceRefElement sourceRefElement = (SourceRefElement) field;
ISourceRange sourceRange = sourceRefElement.getSourceRange();
ClassDeclarationSearcher searcher =
new ClassDeclarationSearcher(
sourceModule,
typeDeclaration,
sourceRange.getOffset(),
sourceRange.getLength(),
null,
type,
declaringType);
try {
moduleDeclaration.traverse(searcher);
if (searcher.getResult() != null) {
subGoals.add(new ExpressionTypeGoal(searcher.getContext(), searcher.getResult()));
}
} catch (Exception e) {
if (DLTKCore.DEBUG) {
e.printStackTrace();
}
}
}
}
}
if (subGoals.size() == 0) {
getGoalFromStaticDeclaration(variableName, subGoals, type, null);
}
fieldDeclaringTypeSet.remove(type);
if (subGoals.size() == 0 && !fieldDeclaringTypeSet.isEmpty()) {
for (Iterator iterator = fieldDeclaringTypeSet.keySet().iterator();
iterator.hasNext(); ) {
IType fieldDeclaringType = (IType) iterator.next();
getGoalFromStaticDeclaration(
variableName,
subGoals,
fieldDeclaringType,
fieldDeclaringTypeSet.get(fieldDeclaringType));
}
}
} catch (CoreException e) {
if (DLTKCore.DEBUG) {
e.printStackTrace();
}
}
}
resolveMagicClassVariableDeclaration(types, variableName, cache);
return subGoals.toArray(new IGoal[subGoals.size()]);
}