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/*
* ============LICENSE_START========================================================================
* ONAP : ccsdk feature sdnr wt
* =================================================================================================
* Copyright (C) 2019 highstreet technologies GmbH Intellectual Property. All rights reserved.
* =================================================================================================
* 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.
* ============LICENSE_END==========================================================================
*/
package org.onap.ccsdk.features.sdnr.wt.helpserver.data;
import java.io.File;
import java.io.IOException;
import java.net.URISyntaxException;
import java.nio.file.Path;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import org.json.JSONObject;
import org.osgi.framework.Bundle;
import org.osgi.framework.FrameworkUtil;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class HelpInfrastructureObject extends JSONObject {
private static final Logger LOG = LoggerFactory.getLogger(HelpInfrastructureObject.class);
private static String HELPBASE = "help";
private static String KARAFBUNDLERESOURCEHELPROOT = "/" + HELPBASE;
private static String KARAFHELPDIRPREFIX = "data/cache/com.highstreet.technologies.";
public static File KARAFHELPDIRECTORY = new File(KARAFHELPDIRPREFIX + HELPBASE);
public static class VersionObject extends JSONObject {
private static Comparator<VersionObject> comp;
private final String mVersion;
public String getVersion() {
return this.mVersion;
}
public VersionObject(String path, String date, String label, String version) {
this.mVersion = version;
this.put("path", path);
this.put("date", date);
this.put("label", label);
}
public static Comparator<VersionObject> getComparer() {
if (comp == null) {
comp = (o1, o2) -> o1.getVersion().compareTo(o2.getVersion());
}
return comp;
}
public VersionObject cloneAsLatest() {
return new VersionObject(this.getString("path"), this.getString("date"), this.getString("label"), "latest");
}
public VersionObject cloneAsCurrent() {
return new VersionObject(this.getString("path"), this.getString("date"), this.getString("label"),
"current");
}
}
public static class NodeObject extends JSONObject {
public NodeObject(Path base, File dir, String label, ArrayList<VersionObject> versions) {
this.put("label", label);
if (versions != null && !versions.isEmpty()) {
JSONObject o = new JSONObject();
this.put("versions", o);
for (VersionObject version : versions) {
o.put(version.getVersion(), version);
}
}
File[] list = dir.listFiles();
if (list == null) {
return;
}
for (File f : list) {
if (f.isDirectory()) {
ArrayList<VersionObject> versions2 = findReadmeVersionFolders(base, f.toPath(), true);
if (versions2 != null && !versions2.isEmpty()) {
JSONObject nodes;
if (!this.has("nodes")) {
this.put("nodes", new JSONObject());
}
nodes = this.getJSONObject("nodes");
NodeObject o = new NodeObject(base, f, f.getName(), versions2);
nodes.put(o.getString("label").toLowerCase(), o);
}
}
}
}
}
public HelpInfrastructureObject(Path pRoot) throws URISyntaxException {
File root = pRoot.toFile();
File[] list = root.listFiles();
if (list == null) {
return;
}
for (File f : list) {
if (f.isDirectory()) {
ArrayList<VersionObject> versions = findReadmeVersionFolders(root.toPath(), f.toPath(), true);
if (versions != null && !versions.isEmpty()) {
NodeObject o = new NodeObject(pRoot, f, f.getName(), versions);
this.put(o.getString("label").toLowerCase(), o);
}
}
}
}
private static ArrayList<VersionObject> findReadmeVersionFolders(Path base, Path root, boolean appendCurrent) {
ArrayList<VersionObject> list = new ArrayList<>();
File[] files = root.toFile().listFiles();
int baselen = base.toFile().getAbsolutePath().length();
if (files != null) {
for (File f : files) {
if (f.isDirectory() && new File(f.getAbsolutePath() + "/README.md").exists()) {
list.add(new VersionObject(f.getAbsolutePath().substring(baselen + 1) + "/README.md", "", "",
f.getName()));
}
}
}
Collections.sort(list, VersionObject.getComparer());
Collections.reverse(list);
if (!list.isEmpty() && appendCurrent) {
list.add(list.get(0).cloneAsCurrent());
}
return list;
}
public static void createFilesFromResources() {
if (KARAFHELPDIRECTORY.exists()) {
LOG.info("Delete existing directory");
try {
ExtactBundleResource.deleteRecursively(KARAFHELPDIRECTORY);
} catch (IOException e1) {
LOG.warn(e1.toString());
}
}
LOG.info("Extract");
try {
Bundle b = FrameworkUtil.getBundle(HelpInfrastructureObject.class);
if (b == null) {
LOG.info("No bundlereference: Use target in filesystem.");
// URL helpRessource =
// JarFileUtils.stringToJarURL("target/helpserver-impl-0.4.0-SNAPSHOT.jar",KARAFBUNDLERESOURCEHELPROOT);
} else {
LOG.info("Bundle location:{} State:{}", b.getLocation(), b.getState());
LOG.info("Write files from Resource");
ExtactBundleResource.copyBundleResoucesRecursively(b, "data/cache/com.highstreet.technologies.",
KARAFBUNDLERESOURCEHELPROOT);
}
} catch (IOException e) {
LOG.warn("No help files available. Exception: " + e.toString());
}
}
public static Path getHelpDirectoryBase() {
return KARAFHELPDIRECTORY.toPath();
}
}
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