113 lines
3.2 KiB
Java
113 lines
3.2 KiB
Java
package com.wireguard.config;
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import android.databinding.BaseObservable;
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import android.databinding.Bindable;
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import android.databinding.Observable;
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import android.databinding.ObservableArrayList;
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import android.databinding.ObservableList;
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import com.wireguard.android.BR;
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.nio.charset.StandardCharsets;
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import java.util.regex.Pattern;
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/**
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* Represents a wg-quick configuration file, its name, and its connection state.
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*/
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public class Config extends BaseObservable implements Copyable<Config>, Observable {
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private static final Pattern PATTERN = Pattern.compile("^[a-zA-Z0-9_=+.-]{1,16}$");
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private static boolean isNameValid(final String name) {
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return PATTERN.matcher(name).matches();
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}
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private final Interface iface = new Interface();
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private boolean isEnabled;
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private String name;
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private final ObservableList<Peer> peers = new ObservableArrayList<>();
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@Override
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public Config copy() {
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final Config copy = new Config();
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copy.copyFrom(this);
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return copy;
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}
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@Override
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public void copyFrom(final Config source) {
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iface.copyFrom(source.iface);
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isEnabled = source.isEnabled;
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name = source.name;
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peers.clear();
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for (final Peer peer : source.peers)
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peers.add(peer.copy());
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}
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public Interface getInterface() {
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return iface;
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}
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@Bindable
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public String getName() {
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return name;
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}
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public ObservableList<Peer> getPeers() {
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return peers;
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}
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@Bindable
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public boolean isEnabled() {
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return isEnabled;
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}
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public void parseFrom(final InputStream stream)
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throws IOException {
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peers.clear();
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try (BufferedReader reader = new BufferedReader(
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new InputStreamReader(stream, StandardCharsets.UTF_8))) {
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Peer currentPeer = null;
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String line;
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while ((line = reader.readLine()) != null) {
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if (line.isEmpty())
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continue;
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if ("[Interface]".equals(line)) {
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currentPeer = null;
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} else if ("[Peer]".equals(line)) {
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currentPeer = new Peer();
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peers.add(currentPeer);
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} else if (currentPeer == null) {
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iface.parseFrom(line);
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} else {
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currentPeer.parseFrom(line);
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}
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}
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}
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}
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public void setIsEnabled(final boolean isEnabled) {
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this.isEnabled = isEnabled;
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notifyPropertyChanged(BR.enabled);
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}
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public void setName(final String name) {
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if (name != null && !name.isEmpty() && !isNameValid(name))
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throw new IllegalArgumentException();
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this.name = name;
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notifyPropertyChanged(BR.name);
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}
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@Override
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public String toString() {
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final StringBuilder sb = new StringBuilder().append(iface);
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for (final Peer peer : peers)
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sb.append('\n').append(peer);
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return sb.toString();
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}
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}
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