98 lines
3.7 KiB
Java
98 lines
3.7 KiB
Java
package de.themoep.randomteleport.searcher.options;
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/*
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* RandomTeleport - randomteleport-plugin - $project.description
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* Copyright (c) 2019 Max Lee aka Phoenix616 (mail@moep.tv)
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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import de.themoep.randomteleport.searcher.RandomSearcher;
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import org.apache.commons.lang.Validate;
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import org.bukkit.command.CommandSender;
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import java.util.Arrays;
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import java.util.Set;
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import java.util.function.BiFunction;
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import java.util.stream.Collectors;
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public class SimpleOptionParser implements OptionParser {
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private Set<String> aliases;
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private final int argsLength;
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private final BiFunction<RandomSearcher, String[], Boolean> parser;
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public SimpleOptionParser(String option, BiFunction<RandomSearcher, String[], Boolean> parser) {
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this(new String[]{option}, parser);
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}
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public SimpleOptionParser(String[] optionAliases, BiFunction<RandomSearcher, String[], Boolean> parser) {
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this(optionAliases, -1, parser);
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}
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public SimpleOptionParser(String[] optionAliases, int argsLength, BiFunction<RandomSearcher, String[], Boolean> parser) {
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Validate.notEmpty(optionAliases);
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this.aliases = Arrays.stream(optionAliases).map(String::toLowerCase).collect(Collectors.toSet());
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this.argsLength = argsLength;
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this.parser = parser;
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}
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@Override
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public boolean parse(RandomSearcher searcher, String[] args) {
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for (int i = 0; i < args.length; i++) {
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if (args[i].startsWith("-")) {
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String option = args[i].toLowerCase().substring(1);
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if (option.startsWith("-")) {
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option = args[i].substring(1);
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}
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if (aliases.contains(option)) {
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if (!hasAccess(searcher.getInitiator())) {
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throw new IllegalArgumentException(searcher.getPlugin().getMessage(
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searcher.getInitiator(), "error.no-permission.option",
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"option", option,
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"perm", "randomteleport.manual.option." + aliases.iterator().next()));
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}
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i++;
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int argLength = argsLength > 0 ? argsLength : 0;
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for (int j = i + argLength; j < args.length; j++) {
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if (!args[j].startsWith("-")) {
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argLength++;
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} else {
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break;
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}
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}
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if (i + argLength < args.length) {
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return parser.apply(searcher, Arrays.copyOfRange(args, i, i + argLength));
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}
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break;
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}
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}
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}
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return false;
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}
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private boolean hasAccess(CommandSender initiator) {
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for (String alias : aliases) {
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if (initiator.hasPermission("randomteleport.manual.option." + alias)) {
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return true;
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}
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}
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return false;
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}
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public Set<String> getAliases() {
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return aliases;
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}
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}
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