119 lines
3.6 KiB
Java
119 lines
3.6 KiB
Java
package de.gurkengewuerz.monitoring;
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import org.json.JSONObject;
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import org.json.JSONTokener;
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import org.pmw.tinylog.Logger;
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import java.io.File;
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import java.io.FileNotFoundException;
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import java.io.FileWriter;
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import java.io.IOException;
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import java.nio.file.AccessDeniedException;
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import java.nio.file.Files;
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/**
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* Created by gurkengewuerz.de on 24.10.2017.
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*/
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public class Config extends JSONObject {
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private File file;
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private boolean firstRun = false;
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public Config(File file) throws IOException {
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this.file = file;
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if (!file.exists()) {
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file.createNewFile();
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firstRun = true;
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}
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if (!file.isFile()) {
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throw new FileNotFoundException(file.getAbsolutePath() + " not found");
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}
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if (!file.canRead() || !file.canWrite()) {
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throw new AccessDeniedException(file.getAbsolutePath() + " is not accessable");
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}
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this.put("debug", true);
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this.put("sqlite", Variables.DATABASE_NAME);
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this.put("private_key", Variables.PRIVATE_KEY);
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JSONObject custom_commands = new JSONObject();
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custom_commands.put("Screen installieren", "apt-get install screen");
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this.put("commands", custom_commands);
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}
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public void save() {
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try {
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FileWriter fw = new FileWriter(file.getAbsolutePath());
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fw.write(this.toString(4));
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fw.close();
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} catch (IOException e) {
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Logger.error(e);
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}
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}
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public void load() {
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try {
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String content = new String(Files.readAllBytes(file.toPath()), "UTF-8");
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if (content.isEmpty()) {
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save();
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return;
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}
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JSONTokener jt = new JSONTokener(content);
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if (jt.nextClean() != 123) {
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throw jt.syntaxError("A JSONObject text must begin with '{'");
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} else {
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while (jt.more()) {
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char c = jt.nextClean();
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switch (c) {
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case '\u0000':
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throw jt.syntaxError("A JSONObject text must end with '}'");
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case '}':
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return;
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default:
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jt.back();
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String key = jt.nextValue().toString();
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c = jt.nextClean();
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if (c != 58) {
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throw jt.syntaxError("Expected a ':' after a key");
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}
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this.remove(key);
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this.putOnce(key, jt.nextValue());
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switch (jt.nextClean()) {
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case ',':
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case ';':
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if (jt.nextClean() == 125) {
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return;
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}
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jt.back();
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break;
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case '}':
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save();
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return;
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default:
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throw jt.syntaxError("Expected a ',' or '}'");
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}
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}
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}
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}
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} catch (IOException e) {
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Logger.error(e);
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}
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}
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public boolean debug() {
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return getBoolean("debug");
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}
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public JSONObject getCustomCommands() {
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return getJSONObject("commands");
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}
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public boolean isFirstRun() {
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return firstRun;
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}
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}
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