| /* |
| * Copyright 2000-2014 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.intellij.psi.impl.source.xml; |
| |
| import com.intellij.lang.ASTNode; |
| import com.intellij.openapi.util.TextRange; |
| import com.intellij.pom.Navigatable; |
| import com.intellij.psi.ElementManipulators; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiFile; |
| import com.intellij.psi.PsiNamedElement; |
| import com.intellij.psi.impl.source.SourceTreeToPsiMap; |
| import com.intellij.psi.impl.source.parsing.xml.DtdParsing; |
| import com.intellij.psi.tree.xml.IXmlLeafElementType; |
| import com.intellij.psi.xml.*; |
| import com.intellij.util.IncorrectOperationException; |
| import com.intellij.xml.util.XmlUtil; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| /** |
| * @author mike |
| */ |
| public class XmlEntityDeclImpl extends XmlElementImpl implements XmlEntityDecl, XmlElementType { |
| public XmlEntityDeclImpl() { |
| super(XML_ENTITY_DECL); |
| } |
| |
| @Override |
| public PsiElement getNameElement() { |
| for (ASTNode e = getFirstChildNode(); e != null; e = e.getTreeNext()) { |
| if (e instanceof XmlTokenImpl) { |
| XmlTokenImpl xmlToken = (XmlTokenImpl)e; |
| |
| if (xmlToken.getTokenType() == XmlTokenType.XML_NAME) return xmlToken; |
| } |
| } |
| |
| return null; |
| } |
| |
| @Override |
| public XmlAttributeValue getValueElement() { |
| if (isInternalReference()) { |
| for (ASTNode e = getFirstChildNode(); e != null; e = e.getTreeNext()) { |
| if (e.getElementType() == XmlElementType.XML_ATTRIBUTE_VALUE) { |
| return (XmlAttributeValue)SourceTreeToPsiMap.treeElementToPsi(e); |
| } |
| } |
| } |
| else { |
| for (ASTNode e = getLastChildNode(); e != null; e = e.getTreePrev()) { |
| if (e.getElementType() == XmlElementType.XML_ATTRIBUTE_VALUE) { |
| return (XmlAttributeValue)SourceTreeToPsiMap.treeElementToPsi(e); |
| } |
| } |
| } |
| |
| return null; |
| } |
| |
| @Override |
| public String getName() { |
| PsiElement nameElement = getNameElement(); |
| return nameElement != null ? nameElement.getText() : ""; |
| } |
| |
| @Override |
| public PsiElement setName(@NotNull String name) throws IncorrectOperationException { |
| final PsiElement nameElement = getNameElement(); |
| |
| if (nameElement != null) { |
| return ElementManipulators.getManipulator(nameElement).handleContentChange( |
| nameElement, |
| new TextRange(0,nameElement.getTextLength()), |
| name |
| ); |
| } |
| return null; |
| } |
| |
| @Override |
| public PsiElement parse(PsiFile baseFile, EntityContextType contextType, final XmlEntityRef originalElement) { |
| PsiElement dep = XmlElement.DEPENDING_ELEMENT.get(getParent()); |
| PsiElement dependsOnElement = getValueElement(dep instanceof PsiFile ? (PsiFile)dep : baseFile); |
| String value = null; |
| if (dependsOnElement instanceof XmlAttributeValue) { |
| XmlAttributeValue attributeValue = (XmlAttributeValue)dependsOnElement; |
| value = attributeValue.getValue(); |
| } |
| else if (dependsOnElement instanceof PsiFile) { |
| PsiFile file = (PsiFile)dependsOnElement; |
| value = file.getText(); |
| } |
| |
| if (value == null) return null; |
| |
| DtdParsing dtdParsing = new DtdParsing(value, XML_ELEMENT_DECL, contextType, baseFile); |
| PsiElement generated = dtdParsing.parse().getPsi().getFirstChild(); |
| if (contextType == EntityContextType.ELEMENT_CONTENT_SPEC && generated instanceof XmlElementContentSpec) { |
| generated = generated.getFirstChild(); |
| } |
| setDependsOnElement(generated, dependsOnElement); |
| return setOriginalElement(generated, originalElement); |
| } |
| |
| private PsiElement setDependsOnElement(PsiElement generated, PsiElement dependsOnElement) { |
| PsiElement e = generated; |
| while (e != null) { |
| e.putUserData(XmlElement.DEPENDING_ELEMENT, dependsOnElement); |
| e = e.getNextSibling(); |
| } |
| return generated; |
| } |
| |
| private PsiElement setOriginalElement(PsiElement element, PsiElement valueElement) { |
| PsiElement e = element; |
| while (e != null) { |
| e.putUserData(XmlElement.INCLUDING_ELEMENT, (XmlElement)valueElement); |
| e = e.getNextSibling(); |
| } |
| return element; |
| } |
| |
| @Nullable |
| private PsiElement getValueElement(PsiFile baseFile) { |
| final XmlAttributeValue attributeValue = getValueElement(); |
| if (isInternalReference()) return attributeValue; |
| |
| if (attributeValue != null) { |
| final String value = attributeValue.getValue(); |
| if (value != null) { |
| XmlFile xmlFile = XmlUtil.findNamespaceByLocation(baseFile, value); |
| if (xmlFile != null) { |
| return xmlFile; |
| } |
| |
| final int i = XmlUtil.getPrefixLength(value); |
| if (i > 0) { |
| return XmlUtil.findNamespaceByLocation(baseFile, value.substring(i)); |
| } |
| } |
| } |
| |
| return null; |
| } |
| |
| @Override |
| public boolean isInternalReference() { |
| for (ASTNode e = getFirstChildNode(); e != null; e = e.getTreeNext()) { |
| if (e.getElementType() instanceof IXmlLeafElementType) { |
| XmlToken token = (XmlToken)SourceTreeToPsiMap.treeElementToPsi(e); |
| if (token.getTokenType() == XmlTokenType.XML_DOCTYPE_PUBLIC || |
| token.getTokenType() == XmlTokenType.XML_DOCTYPE_SYSTEM) { |
| return false; |
| } |
| } |
| } |
| |
| return true; |
| } |
| |
| @Override |
| @NotNull |
| public PsiElement getNavigationElement() { |
| return getNameElement(); |
| } |
| |
| @Override |
| public int getTextOffset() { |
| final PsiElement name = getNameElement(); |
| return name != null ? name.getTextOffset() : super.getTextOffset(); |
| } |
| |
| @Override |
| public boolean canNavigate() { |
| if (isPhysical()) return super.canNavigate(); |
| final PsiNamedElement psiNamedElement = XmlUtil.findRealNamedElement(this); |
| return psiNamedElement != null; |
| } |
| |
| @Override |
| public void navigate(final boolean requestFocus) { |
| if (!isPhysical()) { |
| ((Navigatable)XmlUtil.findRealNamedElement(this)).navigate(requestFocus); |
| return; |
| } |
| super.navigate(requestFocus); |
| } |
| } |