| /* |
| * Copyright 2005 Sascha Weinreuter |
| * |
| * 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 org.intellij.lang.xpath.xslt.refactoring.introduceVariable; |
| |
| import com.intellij.psi.codeStyle.CodeStyleManager; |
| import org.intellij.lang.xpath.psi.XPathExpression; |
| import org.intellij.lang.xpath.psi.XPathVariableReference; |
| import org.intellij.lang.xpath.psi.impl.XPathChangeUtil; |
| import org.intellij.lang.xpath.xslt.XsltSupport; |
| import org.intellij.lang.xpath.xslt.refactoring.BaseIntroduceAction; |
| import org.intellij.lang.xpath.xslt.util.XsltCodeInsightUtil; |
| |
| import com.intellij.openapi.diagnostic.Logger; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.util.PsiTreeUtil; |
| import com.intellij.psi.xml.XmlAttribute; |
| import com.intellij.psi.xml.XmlTag; |
| import com.intellij.util.IncorrectOperationException; |
| import com.intellij.lang.ASTNode; |
| |
| import java.util.List; |
| import java.util.Set; |
| |
| @SuppressWarnings({"ComponentNotRegistered"}) |
| public class XsltIntroduceVariableAction extends BaseIntroduceAction<IntroduceVariableOptions> { |
| |
| public String getRefactoringName() { |
| return "Introduce Variable"; |
| } |
| |
| protected String getCommandName() { |
| return "Introduce XSLT Variable"; |
| } |
| |
| protected boolean extractImpl(XPathExpression expression, Set<XPathExpression> matchingExpressions, List<XmlTag> otherMatches, IntroduceVariableOptions dlg) { |
| final XmlAttribute attribute = PsiTreeUtil.getContextOfType(expression, XmlAttribute.class, true); |
| assert attribute != null; |
| |
| try { |
| final String name = dlg.getName(); |
| final XmlTag insertionPoint = XsltCodeInsightUtil.findVariableInsertionPoint( |
| attribute.getParent(), |
| XsltCodeInsightUtil.getUsageBlock(expression), |
| name, |
| dlg.isReplaceAll() ? otherMatches.toArray(new XmlTag[otherMatches.size()]) : XmlTag.EMPTY); |
| |
| final XmlTag parentTag = insertionPoint.getParentTag(); |
| assert parentTag != null : "Could not locate position to create variable at"; |
| |
| final XmlTag xmlTag = parentTag.createChildTag("variable", XsltSupport.XSLT_NS, null, false); |
| xmlTag.setAttribute("name", name); |
| xmlTag.setAttribute("select", expression.getText()); |
| |
| // TODO: revisit the formatting |
| final PsiElement element = parentTag.addBefore(xmlTag, insertionPoint); |
| final ASTNode node1 = parentTag.getNode(); |
| assert node1 != null; |
| final ASTNode node2 = element.getNode(); |
| assert node2 != null; |
| CodeStyleManager.getInstance(xmlTag.getManager().getProject()).reformatNewlyAddedElement(node1, node2); |
| |
| final XPathVariableReference var = XPathChangeUtil.createVariableReference(expression, name); |
| expression.replace(var); |
| |
| if (dlg.isReplaceAll()) { |
| for (XPathExpression expr : matchingExpressions) { |
| expr.replace(XPathChangeUtil.createVariableReference(expr, name)); |
| } |
| return false; |
| } else { |
| return true; |
| } |
| } catch (IncorrectOperationException e) { |
| Logger.getInstance(getClass().getName()).error(e); |
| return false; |
| } |
| } |
| |
| protected IntroduceVariableOptions getSettings(XPathExpression expression, Set<XPathExpression> matchingExpressions) { |
| final IntroduceVariableDialog dlg = new IntroduceVariableDialog(expression, matchingExpressions.size() + 1); |
| dlg.show(); |
| return dlg; |
| } |
| } |