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package com.keuin.kbackupfabric.util.backup;
import com.keuin.kbackupfabric.util.ReflectionUtils;
import net.minecraft.server.MinecraftServer;
import net.minecraft.server.world.ThreadedAnvilChunkStorage;
import net.minecraft.world.World;
import java.io.File;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* Functions deal with file name, directory name about Minecraft saves.
*/
public final class BackupFilesystemUtil {
private static final String backupSaveDirectoryName = "backups";
private static final String backupFileNamePrefix = "kbackup-";
public static String getBackupFileNamePrefix() {
return backupFileNamePrefix;
}
@Deprecated
public static String getBackupFileName(String backupName) {
return backupFileNamePrefix + backupName + ".zip";
}
@Deprecated
public static String getBackupName(String backupFileName) {
try {
if (backupFileName.matches(backupFileNamePrefix + ".+\\.zip"))
return backupFileName.substring(backupFileNamePrefix.length(), backupFileName.length() - 4);
} catch (IndexOutOfBoundsException ignored) {
}
return backupFileName;
}
public static boolean isBackupNameValid(String backupName, MinecraftServer server) {
File backupFile = new File(getBackupSaveDirectory(server), getBackupFileName(backupName));
return backupFile.isFile();
}
public static File getBackupSaveDirectory(MinecraftServer server) {
return new File(server.getRunDirectory(), backupSaveDirectoryName);
}
public static String getLevelPath(MinecraftServer server) {
return (new File(server.getRunDirectory(), server.getLevelName())).getAbsolutePath();
}
public static String getWorldDirectoryName(World world) throws NoSuchFieldException, IllegalAccessException {
File saveDir;
ThreadedAnvilChunkStorage threadedAnvilChunkStorage = (ThreadedAnvilChunkStorage) ReflectionUtils.getPrivateField(world.getChunkManager(), "threadedAnvilChunkStorage");
saveDir = (File) ReflectionUtils.getPrivateField(threadedAnvilChunkStorage, "saveDir");
return saveDir.getName();
}
@Deprecated
public static long getBackupTimeFromBackupFileName(String backupFileName) {
Matcher matcher = Pattern.compile("[0-9]{4}-[0-9]{2}-[0-9]{2}_[0-9]{2}-[0-9]{2}-[0-9]{2}").matcher(backupFileName);
if (matcher.find()) {
String timeString = matcher.group(0);
long timeStamp = BackupNameTimeFormatter.timeStringToEpochSeconds(timeString);
System.out.println(backupFileName + " -> " + timeStamp);
return timeStamp;
} else {
System.err.println("Failed to extract time from " + backupFileName);
}
return -1;
}
public static String getFriendlyFileSizeString(long size) {
double fileSize = size * 1.0 / 1024 / 1024; // Default unit is MB
if (fileSize > 1000)
//msgInfo(context, String.format("File size: %.2fGB", fileSize / 1024));
return String.format("%.2fGB", fileSize / 1024);
else
//msgInfo(context, String.format("File size: %.2fMB", fileSize));
return String.format("%.2fMB", fileSize);
}
}
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