| /* |
| * 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.impl.references; |
| |
| import com.intellij.codeInsight.completion.CompletionInitializationContext; |
| import com.intellij.codeInsight.daemon.EmptyResolveMessageProvider; |
| import com.intellij.codeInspection.LocalQuickFix; |
| import com.intellij.codeInspection.LocalQuickFixProvider; |
| import com.intellij.openapi.util.TextRange; |
| import com.intellij.psi.*; |
| import com.intellij.psi.xml.*; |
| import com.intellij.util.ArrayUtil; |
| import com.intellij.util.containers.ContainerUtil; |
| import org.intellij.lang.xpath.completion.NamespaceLookup; |
| import org.intellij.lang.xpath.psi.impl.ResolveUtil; |
| import org.intellij.lang.xpath.xslt.XsltSupport; |
| import org.intellij.lang.xpath.xslt.context.XsltNamespaceContext; |
| import org.intellij.lang.xpath.xslt.impl.XsltChecker; |
| import org.intellij.lang.xpath.xslt.psi.impl.ImplicitModeElement; |
| import org.intellij.lang.xpath.xslt.util.MatchTemplateMatcher; |
| import org.intellij.lang.xpath.xslt.util.QNameUtil; |
| import org.intellij.lang.xpath.xslt.util.XsltCodeInsightUtil; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import javax.xml.namespace.QName; |
| import java.util.*; |
| |
| class ModeReference extends SimpleAttributeReference implements PsiPolyVariantReference, EmptyResolveMessageProvider { |
| private final boolean myIsDeclaration; |
| private final ImplicitModeElement myImplicitModeElement; |
| |
| public ModeReference(XmlAttribute attribute, boolean isDeclaration) { |
| super(attribute); |
| if (isDeclaration) { |
| myIsDeclaration = true; |
| } |
| else { |
| final PsiFile file = attribute.getContainingFile(); |
| if (file != null && XsltSupport.getXsltLanguageLevel(file) == XsltChecker.LanguageLevel.V2) { |
| final String value = attribute.getValue(); |
| myIsDeclaration = "#current".equals(value) || "#default".equals(value); |
| } |
| else { |
| myIsDeclaration = false; |
| } |
| } |
| myImplicitModeElement = new ImplicitModeElement(attribute); |
| } |
| |
| @Override |
| @NotNull |
| protected TextRange getTextRange() { |
| return myImplicitModeElement.getModeRange(); |
| } |
| |
| @NotNull |
| public Object[] getVariants() { |
| final PsiFile containingFile = myAttribute.getContainingFile(); |
| if (containingFile instanceof XmlFile && XsltSupport.isXsltFile(containingFile)) { |
| final List<Object> l = new ArrayList<Object>(); |
| if (!myImplicitModeElement.hasPrefix()) { |
| final Object[] prefixes = getPrefixCompletions(myAttribute); |
| ContainerUtil.addAll(l, prefixes); |
| } |
| |
| if (myImplicitModeElement.getQName() != null) { |
| final PsiElement[] modes = ResolveUtil.collect(getMatcher().variantMatcher()); |
| ContainerUtil.addAll(l, modes); |
| } |
| return ArrayUtil.toObjectArray(l); |
| } |
| return ArrayUtil.EMPTY_OBJECT_ARRAY; |
| } |
| |
| public boolean isSoft() { |
| return myIsDeclaration; |
| } |
| |
| @Override |
| @Nullable |
| public PsiElement resolveImpl() { |
| if (myIsDeclaration) { |
| return myImplicitModeElement; |
| } |
| else { |
| final ResolveResult[] results = multiResolve(false); |
| return results.length == 1 ? results[0].getElement() : null; |
| } |
| } |
| |
| @NotNull |
| public ResolveResult[] multiResolve(final boolean incompleteCode) { |
| final PsiFile containingFile = myAttribute.getContainingFile(); |
| if (containingFile instanceof XmlFile && XsltSupport.isXsltFile(containingFile) && myImplicitModeElement.getQName() != null) { |
| return PsiElementResolveResult.createResults(ResolveUtil.collect(getMatcher())); |
| } |
| return ResolveResult.EMPTY_ARRAY; |
| } |
| |
| private MyModeMatcher getMatcher() { |
| return new MyModeMatcher(myAttribute, myImplicitModeElement.getQName()); |
| } |
| |
| public static PsiReference[] create(XmlAttribute attribute, boolean isDeclaration) { |
| final String value = attribute.getValue(); |
| if (value == null) { |
| return PsiReference.EMPTY_ARRAY; |
| } |
| if (value.trim().indexOf(' ') != -1) { |
| // TODO: fix for xslt 2.0 |
| return PsiReference.EMPTY_ARRAY; |
| } |
| return createImpl(attribute, isDeclaration, value); |
| } |
| |
| private static PsiReference[] createImpl(XmlAttribute attribute, boolean isDeclaration, String value) { |
| final int p = value.indexOf(':'); |
| if (p == -1) { |
| return new PsiReference[]{new ModeReference(attribute, isDeclaration)}; |
| } |
| else if (p == value.length() - 1) { |
| return new PsiReference[]{new MyPrefixReference(attribute)}; |
| } |
| else { |
| return new PsiReference[]{ |
| new MyPrefixReference(attribute), |
| new ModeReference(attribute, isDeclaration) |
| }; |
| } |
| } |
| |
| static Object[] getPrefixCompletions(XmlAttribute attribute) { |
| final ModeReference.MyModeMatcher matcher = new ModeReference.MyModeMatcher(attribute, QNameUtil.ANY); |
| final PsiElement[] modes = ResolveUtil.collect(matcher); |
| final Collection<String> prefixes = XsltNamespaceContext.getPrefixes(attribute); |
| final Set<NamespaceLookup> lookups = new HashSet<NamespaceLookup>(prefixes.size()); |
| |
| for (PsiElement mode : modes) { |
| final QName qName = ((ImplicitModeElement)mode).getQName(); |
| if (qName == null) continue; |
| final String prefix = qName.getPrefix(); |
| if (!prefixes.contains(prefix)) continue; |
| |
| lookups.add(new NamespaceLookup(prefix)); |
| } |
| |
| return ArrayUtil.toObjectArray(lookups); |
| } |
| |
| private static class MyModeMatcher extends MatchTemplateMatcher { |
| public MyModeMatcher(XmlDocument document, QName mode) { |
| super(document, mode); |
| } |
| |
| public MyModeMatcher(XmlElement element, QName mode) { |
| super(XsltCodeInsightUtil.getDocument(element), mode); |
| } |
| |
| protected PsiElement transform(XmlTag element) { |
| return new ImplicitModeElement(element.getAttribute("mode", null)); |
| } |
| |
| public boolean matches(XmlTag element) { |
| final String s = element.getAttributeValue("mode"); |
| return myMode != null && |
| s != null && s.indexOf(CompletionInitializationContext.DUMMY_IDENTIFIER_TRIMMED) == -1 && |
| super.matches(element); |
| } |
| |
| @Override |
| protected ResolveUtil.Matcher changeDocument(XmlDocument document) { |
| return new MyModeMatcher(document, myMode); |
| } |
| |
| public ResolveUtil.Matcher variantMatcher() { |
| return new MyModeMatcher(myDocument, myMode != null ? QNameUtil.createAnyLocalName(myMode.getNamespaceURI()) : null); |
| } |
| } |
| |
| @NotNull |
| public String getUnresolvedMessagePattern() { |
| final QName qName = myImplicitModeElement.getQName(); |
| if (qName != null && qName != QNameUtil.UNRESOLVED) { |
| return "Undefined mode '" + qName.toString() + "'"; |
| } |
| else { |
| return "Undefined mode ''{0}''"; |
| } |
| } |
| |
| private static class MyPrefixReference extends PrefixReference implements LocalQuickFixProvider { |
| public MyPrefixReference(XmlAttribute attribute) { |
| super(attribute); |
| } |
| |
| @Nullable |
| @Override |
| public LocalQuickFix[] getQuickFixes() { |
| // TODO: This should actually scan all (reachable) xslt files for mode-declarations with the same local name |
| return LocalQuickFix.EMPTY_ARRAY; |
| } |
| |
| @NotNull |
| @Override |
| public Object[] getVariants() { |
| return getPrefixCompletions(myAttribute); |
| } |
| } |
| } |