| /* |
| * Copyright 2000-2013 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.jetbrains.rest.psi; |
| |
| import com.intellij.lang.ASTNode; |
| import com.intellij.openapi.util.text.StringUtil; |
| import com.intellij.psi.PsiFile; |
| import com.intellij.psi.util.PsiTreeUtil; |
| import com.jetbrains.rest.validation.RestElementVisitor; |
| import org.jetbrains.annotations.NotNull; |
| |
| /** |
| * User : catherine |
| */ |
| public class RestReference extends RestElement { |
| public RestReference(@NotNull final ASTNode node) { |
| super(node); |
| } |
| |
| @Override |
| public String toString() { |
| return "RestReference:" + getNode().getElementType().toString(); |
| } |
| |
| public String getReferenceText() { |
| String text = getNode().getText(); |
| text = StringUtil.replace(text, "\n", " "); |
| text = text.replaceAll("\\\\([^\\\\]+)", "$1"); |
| if (text.startsWith("`") && text.endsWith("`_")) |
| return text.substring(1, text.length()-2); |
| if (text.endsWith("__")) |
| return "__"; |
| if (text.startsWith("|") && text.endsWith("|")) |
| return text; |
| return text.substring(0, text.length()-1); |
| } |
| |
| @Override |
| protected void acceptRestVisitor(RestElementVisitor visitor) { |
| visitor.visitReference(this); |
| } |
| |
| public RestElement resolve() { |
| String name = getReferenceText(); |
| PsiFile file = getContainingFile(); |
| RestReferenceTarget[] elements = PsiTreeUtil.getChildrenOfType(file, RestReferenceTarget.class); |
| if (elements != null) { |
| if (name.equals("__") || name.equals("[*]") || name.equals("[#]")) |
| return findAnonimousTarget(file, elements); |
| |
| for (RestReferenceTarget element : elements) { |
| if (element.getReferenceName().equalsIgnoreCase(name) || element.getReferenceName(false).equalsIgnoreCase(name)) { |
| return element; |
| } |
| } |
| } |
| //TODO[catherine]: targets are not better than titles for resolving |
| // they should have the same ancestor |
| RestTitle[] titles = PsiTreeUtil.getChildrenOfType(file, RestTitle.class); |
| if (titles != null) { |
| for (RestTitle element : titles) { |
| if (name.equalsIgnoreCase(element.getName())) { |
| return element; |
| } |
| } |
| } |
| return null; |
| } |
| |
| private RestReferenceTarget findAnonimousTarget(PsiFile file, RestReferenceTarget[] targets) { |
| String name = getReferenceText(); |
| RestReference[] references = PsiTreeUtil.getChildrenOfType(file, RestReference.class); |
| int refIndex = 1; |
| int i = 0; |
| while (!references[i].equals(this)) { |
| if (references[i].getReferenceText().equals(name)) |
| ++refIndex; |
| ++i; |
| } |
| |
| int targetIndex = 0; |
| for (int j = 0; j != targets.length; ++j) { |
| if (targets[j].getReferenceName().equals(name)) |
| ++targetIndex; |
| if (targetIndex == refIndex) |
| return targets[j]; |
| } |
| return null; |
| } |
| } |