/*
* Copyright 2000-2015 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.openapi.paths;
import com.intellij.openapi.util.TextRange;
import com.intellij.psi.*;
import com.intellij.util.io.URLUtil;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.List;
/**
* @author Dmitry Avdeev
*/
public class GlobalPathReferenceProvider implements PathReferenceProvider {
@NonNls private static final String[] PREFIXES = {"tel:", "sms:", "skype:", "data:", "xmpp:"};
public static boolean startsWithAllowedPrefix(String s) {
for (String prefix : PREFIXES) {
if (s.startsWith(prefix)) {
return true;
}
}
return false;
}
@Override
public boolean createReferences(@NotNull PsiElement psiElement, final @NotNull List<PsiReference> references, final boolean soft) {
final ElementManipulator<PsiElement> manipulator = ElementManipulators.getManipulator(psiElement);
if (manipulator == null) {
return false;
}
return createUrlReference(psiElement, manipulator.getRangeInElement(psiElement).substring(psiElement.getText()), manipulator.getRangeInElement(psiElement),
references);
}
public boolean createUrlReference(@NotNull PsiElement psiElement, String url, TextRange rangeInElement, @NotNull List<PsiReference> references) {
if (isWebReferenceUrl(url)) {
references.add(new WebReference(psiElement, rangeInElement, url));
return true;
}
else if (url.contains("://") || url.startsWith("//") || startsWithAllowedPrefix(url)) {
references.add(PsiReferenceBase.createSelfReference(psiElement, rangeInElement, psiElement));
return true;
}
return false;
}
public static boolean isWebReferenceUrl(String url) {
return url.startsWith("http://") || url.startsWith("https://") || url.startsWith("about:") || url.startsWith("mailto:");
}
@Override
@Nullable
public PathReference getPathReference(@NotNull String path, @NotNull final PsiElement element) {
return URLUtil.containsScheme(path) ? new PathReference(path, PathReference.NULL_ICON) : null;
}
}