ContentGrabbingJi/src/main/java/net/lamgc/cgj/bot/event/BotEventHandler.java
LamGC 27ede0fe92
[Change] 将RankingMode和RankingContentType从PixivURL分离, 并增加Parser, 顺便整理单行过长的代码;
[Add] RankingMode, RankingModeParser 从PixivURL分离并增加对应Parser;
[Add] RankingContentType, RankingContentTypeParser 从PixivURL分离并增加对应Parser;
[Delete] PixivURL 分离RankingMode和RankingContentType两个枚举类;
[Add] BotEventHandler 注册两个新的Parser;
[Change] BotCommandProcess 适配更改, 调整`ranking`命令的"type"和"mode"参数数据类型;
[Change] DateParser, PagesQualityParser 调整包路径;
[Change] BotAdminCommandProcess, CacheStoreCentral, Main, PixivDownload, PixivDownloadTest, RandomRankingArtworksSender, RankingUpdateTimer 适配更改;
2020-08-12 14:46:05 +08:00

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package net.lamgc.cgj.bot.event;
import com.google.common.base.Strings;
import com.google.common.base.Throwables;
import com.google.common.util.concurrent.ThreadFactoryBuilder;
import net.lamgc.cgj.bot.BotAdminCommandProcess;
import net.lamgc.cgj.bot.BotCommandProcess;
import net.lamgc.cgj.bot.MessageEventExecutionDebugger;
import net.lamgc.cgj.bot.SettingProperties;
import net.lamgc.cgj.bot.util.parser.DateParser;
import net.lamgc.cgj.bot.util.parser.PagesQualityParser;
import net.lamgc.cgj.bot.util.parser.RankingContentTypeParser;
import net.lamgc.cgj.bot.util.parser.RankingModeParser;
import net.lamgc.cgj.util.TimeLimitThreadPoolExecutor;
import net.lamgc.utils.base.runner.ArgumentsRunner;
import net.lamgc.utils.base.runner.ArgumentsRunnerConfig;
import net.lamgc.utils.base.runner.exception.DeveloperRunnerException;
import net.lamgc.utils.base.runner.exception.NoSuchCommandException;
import net.lamgc.utils.base.runner.exception.ParameterNoFoundException;
import net.lamgc.utils.event.EventObject;
import net.lamgc.utils.event.*;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.lang.reflect.Method;
import java.text.SimpleDateFormat;
import java.util.*;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.concurrent.TimeUnit;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class BotEventHandler implements EventHandler {
public final static String COMMAND_PREFIX = ".cgj";
public final static String ADMIN_COMMAND_PREFIX = ".cgjadmin ";
private final ArgumentsRunner processRunner;
private final ArgumentsRunner adminRunner;
private final static Logger log = LoggerFactory.getLogger(BotEventHandler.class);
/**
* 消息事件执行器
*/
private final static EventExecutor executor = new EventExecutor(new TimeLimitThreadPoolExecutor(
180000, // 3min limit
Math.max(Runtime.getRuntime().availableProcessors(), 4), // 4 ~ processors
Math.min(Math.max(Runtime.getRuntime().availableProcessors() * 2, 8), 32),// (8 ~ processors * 2) ~ 32
30L,
TimeUnit.SECONDS,
new LinkedBlockingQueue<>(1536),
new ThreadFactoryBuilder()
.setNameFormat("CommandProcess-%d")
.build()
));
private static boolean initialled = false;
/**
* 初始化BotEventHandler
*/
public synchronized static void initial() {
if(initialled) {
log.warn("BotEventHandler已经执行过初始化方法, 可能存在多次执行的问题, 堆栈信息: \n {}",
Throwables.getStackTraceAsString(new Exception()));
return;
}
executor.setEnableEventResend(true);
executor.setEventUncaughtExceptionHandler(new EventUncaughtExceptionHandler() {
private final Logger log = LoggerFactory.getLogger(this.getClass());
@Override
public void exceptionHandler(
Thread executeThread,
EventHandler handler,
Method handlerMethod,
EventObject event,
Throwable cause
) {
log.error("EventExecutor@{} 发生未捕获异常:\n\t" +
"Thread:{}\n\tEventHandler: {}\n\tHandlerMethod: {}\n\tEventObject: {}\n" +
"------------------ Stack Trace ------------------\n{}",
executor.hashCode(),
executeThread.getName(),
handler.toString(),
handlerMethod.getName(),
event.toString(),
Throwables.getStackTraceAsString(cause));
}
});
try {
executor.addHandler(new BotEventHandler());
Thread shutdownThread = new Thread(() -> executor.shutdown(true));
shutdownThread.setName("Thread-EventHandlerShutdown");
Runtime.getRuntime().addShutdownHook(shutdownThread);
} catch (IllegalAccessException e) {
log.error("添加Handler时发生异常", e);
}
try {
BotAdminCommandProcess.loadPushList();
} catch(Throwable e) {
log.error("加载推送列表失败", e);
}
initialled = true;
}
private BotEventHandler() {
ArgumentsRunnerConfig runnerConfig = new ArgumentsRunnerConfig();
runnerConfig.setUseDefaultValueInsteadOfException(true);
runnerConfig.setCommandIgnoreCase(true);
runnerConfig.addStringParameterParser(new DateParser(new SimpleDateFormat("yyyy-MM-dd")));
runnerConfig.addStringParameterParser(new PagesQualityParser());
runnerConfig.addStringParameterParser(new RankingModeParser());
runnerConfig.addStringParameterParser(new RankingContentTypeParser());
processRunner = new ArgumentsRunner(BotCommandProcess.class, runnerConfig);
adminRunner = new ArgumentsRunner(BotAdminCommandProcess.class, runnerConfig);
BotCommandProcess.initialize();
}
/**
* 投递消息事件
* @param event 事件对象
*/
@NotAccepted
public static void executeMessageEvent(MessageEvent event) {
try {
executeMessageEvent(event, false);
} catch (InterruptedException e) {
log.error("执行时发生异常", e);
throw new RuntimeException(e);
}
}
/**
* 投递消息事件
* @param event 事件对象
* @param sync 是否同步执行事件
*/
@NotAccepted
public static void executeMessageEvent(MessageEvent event, boolean sync) throws InterruptedException {
String debuggerName = SettingProperties.getProperty(0, "debug.debugger");
if(!event.getMessage().startsWith(ADMIN_COMMAND_PREFIX) &&
!Strings.isNullOrEmpty(debuggerName)) {
try {
MessageEventExecutionDebugger debugger =
MessageEventExecutionDebugger.valueOf(debuggerName.toUpperCase());
debugger.debugger.accept(executor, event, SettingProperties.getProperties(SettingProperties.GLOBAL),
MessageEventExecutionDebugger.getDebuggerLogger(debugger));
} catch(IllegalArgumentException e) {
log.warn("未找到指定调试器: '{}'", debuggerName);
} catch (Exception e) {
log.error("事件调试处理时发生异常", e);
}
} else {
if(sync) {
BotEventHandler.executor.executorSync(event);
} else {
BotEventHandler.executor.executor(event);
}
}
}
private final static Pattern MESSAGE_PATTERN =
Pattern.compile("/\\s*(\".+?\"|[^:\\s])+((\\s*:\\s*(\".+?\"|[^\\s])+)|)|(\".+?\"|[^\"\\s])+");
/**
* 以事件形式处理消息事件
* @param event 消息事件对象
*/
@SuppressWarnings("unused")
public void processMessage(MessageEvent event) {
String msg = event.getMessage();
log.debug(event.toString());
if(mismatch(msg)) {
return;
}
Matcher matcher = MESSAGE_PATTERN.matcher(Strings.nullToEmpty(msg));
List<String> argsList = new ArrayList<>();
while (matcher.find()) {
String arg = matcher.group();
int startIndex = 0;
int endIndex = arg.length();
if(arg.startsWith("\"")) {
while(arg.indexOf("\"", startIndex) == startIndex) {
startIndex++;
}
}
if(arg.endsWith("\"")) {
while(arg.charAt(endIndex - 1) == '\"') {
endIndex--;
}
}
argsList.add(arg.substring(startIndex, endIndex));
}
String[] args = new String[argsList.size()];
argsList.toArray(args);
log.debug("传入参数: {}", Arrays.toString(args));
argsList.add("-$fromGroup");
argsList.add(String.valueOf(event.getFromGroup()));
argsList.add("-$fromQQ");
argsList.add(String.valueOf(event.getFromQQ()));
args = Arrays.copyOf(args, args.length + 4);
argsList.toArray(args);
String[] runnerArguments = args.length <= 1 ? new String[0] : Arrays.copyOfRange(args, 1, args.length);
log.info("正在处理命令...");
long time = System.currentTimeMillis();
Object result;
try {
if(msg.toLowerCase().startsWith(ADMIN_COMMAND_PREFIX)) {
if(!String.valueOf(event.getFromQQ())
.equals(SettingProperties.getProperty(0, "admin.adminId"))) {
result = "你没有执行该命令的权限!";
} else {
result = adminRunner.run(runnerArguments);
}
} else {
result = processRunner.run(runnerArguments);
}
} catch(NoSuchCommandException e) {
result = "没有这个命令!请使用“.cgj”查看帮助说明";
} catch(ParameterNoFoundException e) {
result = "命令缺少参数: " + e.getParameterName();
} catch(DeveloperRunnerException e) {
Throwable cause = e.getCause();
if (cause instanceof InterruptedException) {
log.error("命令执行超时, 终止执行.", cause);
result = "色图姬查阅图库太久,被赶出来了!";
} else if(cause instanceof NoSuchElementException && cause.getMessage().startsWith("No work found: ")) {
String message = cause.getMessage();
log.error("指定作品不存在.(Id: {})", message.substring(message.lastIndexOf(": ") + 2));
result = "色图姬找不到这个作品!";
} else {
log.error("执行命令时发生异常", e);
result = "色图姬在执行命令时遇到了一个错误!";
}
}
long processTime = System.currentTimeMillis() - time;
if(!Objects.isNull(result) && result instanceof String) {
try {
int sendResult = event.sendMessage((String) result);
if (sendResult < 0) {
log.warn("消息发送失败, Sender {} 返回错误代码: {}", event.getClass().getName(), sendResult);
}
} catch(InterruptedException e) {
log.info("事件在发送消息时超时, 重新投递该事件.(Event: {})", event);
EventExecutor.resendCurrentEvent();
} catch (Exception e) {
log.error("发送消息时发生异常", e);
}
}
long totalTime = System.currentTimeMillis() - time;
log.info("命令反馈完成.(事件耗时: {}ms, P: {}%({}ms), R: {}%({}ms))", totalTime,
String.format("%.3f", ((double) processTime / (double)totalTime) * 100F), processTime,
String.format("%.3f", ((double) (totalTime - processTime) / (double)totalTime) * 100F),
totalTime - processTime);
}
/**
* 检查消息是否需要提交
* @param message 要检查的消息
* @return 如果为true则提交
*/
public static boolean mismatch(String message) {
return !message.startsWith(COMMAND_PREFIX) && !message.startsWith(ADMIN_COMMAND_PREFIX);
}
}