ImgScroll/src/main/java/com/rarchives/ripme/ui/UpdateUtils.java

310 lines
14 KiB
Java

package com.rarchives.ripme.ui;
import java.io.*;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.xml.bind.annotation.adapters.HexBinaryAdapter;
import org.apache.log4j.Logger;
import org.json.JSONArray;
import org.json.JSONObject;
import org.jsoup.Connection.Response;
import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;
import com.rarchives.ripme.utils.Utils;
public class UpdateUtils {
private static final Logger logger = Logger.getLogger(UpdateUtils.class);
private static final String DEFAULT_VERSION = "1.7.67";
private static final String REPO_NAME = "ripmeapp/ripme";
private static final String updateJsonURL = "https://raw.githubusercontent.com/" + REPO_NAME + "/master/ripme.json";
private static final String mainFileName = "ripme.jar";
private static final String updateFileName = "ripme.jar.update";
private static JSONObject ripmeJson;
private static String getUpdateJarURL(String latestVersion) {
return "https://github.com/" + REPO_NAME + "/releases/download/" + latestVersion + "/ripme.jar";
}
public static String getThisJarVersion() {
String thisVersion = UpdateUtils.class.getPackage().getImplementationVersion();
if (thisVersion == null) {
// Version is null if we're not running from the JAR
thisVersion = DEFAULT_VERSION; // Super-high version number
}
return thisVersion;
}
private static String getChangeList(JSONObject rj) {
JSONArray jsonChangeList = rj.getJSONArray("changeList");
StringBuilder changeList = new StringBuilder();
for (int i = 0; i < jsonChangeList.length(); i++) {
String change = jsonChangeList.getString(i);
if (change.startsWith(UpdateUtils.getThisJarVersion() + ":")) {
break;
}
changeList.append("\n").append(change);
}
return changeList.toString();
}
public static void updateProgramCLI() {
logger.info("Checking for update...");
Document doc = null;
try {
logger.debug("Retrieving " + UpdateUtils.updateJsonURL);
doc = Jsoup.connect(UpdateUtils.updateJsonURL)
.timeout(10 * 1000)
.ignoreContentType(true)
.get();
} catch (IOException e) {
logger.error("Error while fetching update: ", e);
JOptionPane.showMessageDialog(null,
"<html><font color=\"red\">Error while fetching update: " + e.getMessage() + "</font></html>",
"RipMe Updater",
JOptionPane.ERROR_MESSAGE);
return;
} finally {
logger.info("Current version: " + getThisJarVersion());
}
String jsonString = doc.body().html().replaceAll("&quot;", "\"");
ripmeJson = new JSONObject(jsonString);
String changeList = getChangeList(ripmeJson);
logger.info("Change log: \n" + changeList);
String latestVersion = ripmeJson.getString("latestVersion");
if (UpdateUtils.isNewerVersion(latestVersion)) {
logger.info("Found newer version: " + latestVersion);
logger.info("Downloading new version...");
logger.info("New version found, downloading...");
try {
UpdateUtils.downloadJarAndLaunch(getUpdateJarURL(latestVersion), false);
} catch (IOException e) {
logger.error("Error while updating: ", e);
}
} else {
logger.debug("This version (" + UpdateUtils.getThisJarVersion() +
") is the same or newer than the website's version (" + latestVersion + ")");
logger.info("v" + UpdateUtils.getThisJarVersion() + " is the latest version");
logger.debug("Running latest version: " + UpdateUtils.getThisJarVersion());
}
}
public static void updateProgramGUI(JLabel configUpdateLabel) {
configUpdateLabel.setText("Checking for update...");
Document doc = null;
try {
logger.debug("Retrieving " + UpdateUtils.updateJsonURL);
doc = Jsoup.connect(UpdateUtils.updateJsonURL)
.timeout(10 * 1000)
.ignoreContentType(true)
.get();
} catch (IOException e) {
logger.error("Error while fetching update: ", e);
JOptionPane.showMessageDialog(null,
"<html><font color=\"red\">Error while fetching update: " + e.getMessage() + "</font></html>",
"RipMe Updater",
JOptionPane.ERROR_MESSAGE);
return;
} finally {
configUpdateLabel.setText("Current version: " + getThisJarVersion());
}
String jsonString = doc.body().html().replaceAll("&quot;", "\"");
ripmeJson = new JSONObject(jsonString);
String changeList = getChangeList(ripmeJson);
String latestVersion = ripmeJson.getString("latestVersion");
if (UpdateUtils.isNewerVersion(latestVersion)) {
logger.info("Found newer version: " + latestVersion);
int result = JOptionPane.showConfirmDialog(
null,
String.format("<html><font color=\"green\">New version (%s) is available!</font>"
+ "<br><br>Recent changes: %s"
+ "<br><br>Do you want to download and run the newest version?</html>", latestVersion, changeList.replaceAll("\n", "")),
"RipMe Updater",
JOptionPane.YES_NO_OPTION);
if (result != JOptionPane.YES_OPTION) {
configUpdateLabel.setText("<html>Current Version: " + getThisJarVersion()
+ "<br><font color=\"green\">Latest version: " + latestVersion + "</font></html>");
return;
}
configUpdateLabel.setText("<html><font color=\"green\">Downloading new version...</font></html>");
logger.info("New version found, downloading...");
try {
UpdateUtils.downloadJarAndLaunch(getUpdateJarURL(latestVersion), true);
} catch (IOException e) {
JOptionPane.showMessageDialog(null,
"Error while updating: " + e.getMessage(),
"RipMe Updater",
JOptionPane.ERROR_MESSAGE);
configUpdateLabel.setText("");
logger.error("Error while updating: ", e);
}
} else {
logger.debug("This version (" + UpdateUtils.getThisJarVersion() +
") is the same or newer than the website's version (" + latestVersion + ")");
configUpdateLabel.setText("<html><font color=\"green\">v" + UpdateUtils.getThisJarVersion() + " is the latest version</font></html>");
logger.debug("Running latest version: " + UpdateUtils.getThisJarVersion());
}
}
private static boolean isNewerVersion(String latestVersion) {
// If we're testing the update utils we want the program to always try to update
if (Utils.getConfigBoolean("testing.always_try_to_update", false)) {
logger.info("isNewerVersion is returning true because the key \"testing.always_try_to_update\" is true");
return true;
}
int[] oldVersions = versionStringToInt(getThisJarVersion());
int[] newVersions = versionStringToInt(latestVersion);
if (oldVersions.length < newVersions.length) {
logger.error("Calculated: " + getThisJarVersion() + " < " + latestVersion);
return true;
}
for (int i = 0; i < oldVersions.length; i++) {
if (newVersions[i] > oldVersions[i]) {
logger.debug("oldVersion " + getThisJarVersion() + " < latestVersion" + latestVersion);
return true;
}
else if (newVersions[i] < oldVersions[i]) {
logger.debug("oldVersion " + getThisJarVersion() + " > latestVersion " + latestVersion);
return false;
}
}
// At this point, the version numbers are exactly the same.
// Assume any additional changes to the version text means a new version
return !(latestVersion.equals(getThisJarVersion()));
}
private static int[] versionStringToInt(String version) {
String strippedVersion = version.split("-")[0];
String[] strVersions = strippedVersion.split("\\.");
int[] intVersions = new int[strVersions.length];
for (int i = 0; i < strVersions.length; i++) {
intVersions[i] = Integer.parseInt(strVersions[i]);
}
return intVersions;
}
// Code take from https://stackoverflow.com/a/30925550
private static String createSha256(File file) {
try {
MessageDigest digest = MessageDigest.getInstance("SHA-256");
InputStream fis = new FileInputStream(file);
int n = 0;
byte[] buffer = new byte[8192];
while (n != -1) {
n = fis.read(buffer);
if (n > 0) {
digest.update(buffer, 0, n);
}
}
// As patch.py writes the hash in lowercase this must return the has in lowercase
return new HexBinaryAdapter().marshal(digest.digest()).toLowerCase();
} catch (NoSuchAlgorithmException e) {
logger.error("Got error getting file hash " + e.getMessage());
} catch (FileNotFoundException e) {
logger.error("Could not find file: " + file.getName());
} catch (IOException e) {
logger.error("Got error getting file hash " + e.getMessage());
}
return null;
}
private static void downloadJarAndLaunch(String updateJarURL, Boolean shouldLaunch)
throws IOException {
Response response;
response = Jsoup.connect(updateJarURL)
.ignoreContentType(true)
.timeout(Utils.getConfigInteger("download.timeout", 60 * 1000))
.maxBodySize(1024 * 1024 * 100)
.execute();
try (FileOutputStream out = new FileOutputStream(updateFileName)) {
out.write(response.bodyAsBytes());
}
// Only check the hash if the user hasn't disabled hash checking
if (Utils.getConfigBoolean("security.check_update_hash", true)) {
String updateHash = createSha256(new File(updateFileName));
logger.info("Download of new version complete; saved to " + updateFileName);
logger.info("Checking hash of update");
if (!ripmeJson.getString("currentHash").equals(updateHash)) {
logger.error("Error: Update has bad hash");
logger.debug("Expected hash: " + ripmeJson.getString("currentHash"));
logger.debug("Actual hash: " + updateHash);
throw new IOException("Got bad file hash");
} else {
logger.info("Hash is good");
}
}
if (shouldLaunch) {
// Setup updater script
final String batchFile, script;
final String[] batchExec;
String os = System.getProperty("os.name").toLowerCase();
if (os.contains("win")) {
// Windows
batchFile = "update_ripme.bat";
String batchPath = new File(batchFile).getAbsolutePath();
script = "@echo off\r\n"
+ "timeout 1" + "\r\n"
+ "copy " + updateFileName + " " + mainFileName + "\r\n"
+ "del " + updateFileName + "\r\n"
+ "ripme.jar" + "\r\n"
+ "del " + batchPath + "\r\n";
batchExec = new String[]{batchPath};
} else {
// Mac / Linux
batchFile = "update_ripme.sh";
String batchPath = new File(batchFile).getAbsolutePath();
script = "#!/bin/sh\n"
+ "sleep 1" + "\n"
+ "cd " + new File(mainFileName).getAbsoluteFile().getParent() + "\n"
+ "cp -f " + updateFileName + " " + mainFileName + "\n"
+ "rm -f " + updateFileName + "\n"
+ "java -jar \"" + new File(mainFileName).getAbsolutePath() + "\" &\n"
+ "sleep 1" + "\n"
+ "rm -f " + batchPath + "\n";
batchExec = new String[]{"sh", batchPath};
}
// Create updater script
try (BufferedWriter bw = new BufferedWriter(new FileWriter(batchFile))) {
bw.write(script);
bw.flush();
}
logger.info("Saved update script to " + batchFile);
// Run updater script on exit
Runtime.getRuntime().addShutdownHook(new Thread(() -> {
try {
logger.info("Executing: " + batchFile);
Runtime.getRuntime().exec(batchExec);
} catch (IOException e) {
//TODO implement proper stack trace handling this is really just intented as a placeholder until you implement proper error handling
e.printStackTrace();
}
}));
logger.info("Exiting older version, should execute update script (" + batchFile + ") during exit");
System.exit(0);
} else {
new File(mainFileName).delete();
new File(updateFileName).renameTo(new File(mainFileName));
}
}
}