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/*
* 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.intellij.ide.browsers.impl;
import com.intellij.ide.browsers.OpenInBrowserRequest;
import com.intellij.ide.browsers.WebBrowserService;
import com.intellij.ide.browsers.WebBrowserUrlProvider;
import com.intellij.lang.Language;
import com.intellij.lang.html.HTMLLanguage;
import com.intellij.lang.xhtml.XHTMLLanguage;
import com.intellij.lang.xml.XMLLanguage;
import com.intellij.openapi.project.DumbService;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.openapi.vfs.impl.http.HttpVirtualFile;
import com.intellij.psi.PsiElement;
import com.intellij.testFramework.LightVirtualFile;
import com.intellij.util.Url;
import com.intellij.util.Urls;
import com.intellij.util.containers.ContainerUtil;
import com.intellij.xml.util.HtmlUtil;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.Collection;
import java.util.Collections;
public class WebBrowserServiceImpl extends WebBrowserService {
public static boolean isHtmlOrXmlFile(@NotNull PsiElement element) {
Language language = element.getLanguage();
return language == HTMLLanguage.INSTANCE || language == XHTMLLanguage.INSTANCE || language == XMLLanguage.INSTANCE;
}
@NotNull
@Override
public Collection<Url> getUrlsToOpen(@NotNull OpenInBrowserRequest request, boolean preferLocalUrl) throws WebBrowserUrlProvider.BrowserException {
VirtualFile virtualFile = request.getVirtualFile();
if (virtualFile instanceof HttpVirtualFile) {
return Collections.singleton(Urls.newFromVirtualFile(virtualFile));
}
if (!preferLocalUrl || !isHtmlOrXmlFile(request.getFile())) {
WebBrowserUrlProvider provider = getProvider(request);
if (provider != null) {
if (request.getResult() != null) {
return request.getResult();
}
try {
Collection<Url> urls = provider.getUrls(request);
if (!urls.isEmpty()) {
return urls;
}
}
catch (WebBrowserUrlProvider.BrowserException e) {
if (!HtmlUtil.isHtmlFile(request.getFile())) {
throw e;
}
}
}
}
return virtualFile instanceof LightVirtualFile || !request.getFile().getViewProvider().isPhysical() ? Collections.<Url>emptySet() : Collections.singleton(Urls.newFromVirtualFile(virtualFile));
}
@Nullable
public static WebBrowserUrlProvider getProvider(@NotNull OpenInBrowserRequest request) {
DumbService dumbService = DumbService.getInstance(request.getProject());
for (WebBrowserUrlProvider urlProvider : WebBrowserUrlProvider.EP_NAME.getExtensions()) {
if ((!dumbService.isDumb() || DumbService.isDumbAware(urlProvider)) && urlProvider.canHandleElement(request)) {
return urlProvider;
}
}
return null;
}
@Nullable
public static Url getUrlForContext(@NotNull PsiElement sourceElement) {
Url url;
try {
Collection<Url> urls = WebBrowserService.getInstance().getUrlsToOpen(sourceElement, false);
url = ContainerUtil.getFirstItem(urls);
if (url == null) {
return null;
}
}
catch (WebBrowserUrlProvider.BrowserException ignored) {
return null;
}
VirtualFile virtualFile = sourceElement.getContainingFile().getVirtualFile();
if (virtualFile == null) {
return null;
}
return !url.isInLocalFileSystem() || HtmlUtil.isHtmlFile(virtualFile) ? url : null;
}
}
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