add command help generator

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sunxyw 2022-03-21 04:34:08 +08:00
parent c7df37b17c
commit ca3a3df3ba
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GPG Key ID: CEA01A083E98C578
2 changed files with 85 additions and 1 deletions

View File

@ -216,4 +216,17 @@ class Hello
Console::info('Unknown connection , I will close it.');
server()->disconnect(ctx()->getConnection()->getFd());
}
/**
* 输出帮助信息
*
* @CQCommand("帮助")
*/
#[CQCommand('帮助')]
public function help(): string
{
$helps = MessageUtil::generateCommandHelp();
array_unshift($helps, '帮助:');
return implode("\n", $helps);
}
}

View File

@ -5,6 +5,8 @@ declare(strict_types=1);
namespace ZM\Utils;
use Exception;
use ReflectionException;
use ReflectionMethod;
use ZM\Annotation\CQ\CQCommand;
use ZM\API\CQ;
use ZM\Config\ZMConfig;
@ -12,6 +14,7 @@ use ZM\Console\Console;
use ZM\Entity\MatchResult;
use ZM\Event\EventManager;
use ZM\Requests\ZMRequest;
use ZM\Store\WorkerCache;
use ZM\Utils\Manager\WorkerManager;
class MessageUtil
@ -19,7 +22,7 @@ class MessageUtil
/**
* 下载消息中 CQ 码的所有图片,通过 url
* @param $msg
* @param null $path
* @param null $path
* @return array|false
*/
public static function downloadCQImage($msg, $path = null)
@ -242,4 +245,72 @@ class MessageUtil
}
return $str;
}
/**
* 根据注解树生成命令列表、帮助
*
* @return array 帮助信息,每个元素对应一个命令的帮助信息,格式为:命令名(其他触发条件):命令描述
*/
public static function generateCommandHelp(): array
{
try {
if ($cache = WorkerCache::get('command_help')) {
return $cache;
}
} catch (Exception $e) {
// 不做任何处理,尝试重新生成
}
$helps = [];
foreach (EventManager::$events[CQCommand::class] as $annotation) {
if ($annotation instanceof CQCommand) {
try {
$reflection = new ReflectionMethod($annotation->class, $annotation->method);
} catch (ReflectionException $e) {
Console::warning('注解解析错误:' . $e->getMessage());
continue;
}
$doc = $reflection->getDocComment();
if ($doc) {
// 匹配出不以@开头,且后接中文或任意非空格字符,并以换行符结尾的字符串,也就是命令描述
preg_match_all('/\*\s((?!@)[\x{4e00}-\x{9fa5}\S]+)(\r\n|\r|\n)/u', $doc, $matches);
// 多行描述用分号分隔
$help = implode('', $matches[1]);
if (empty($help)) {
Console::warning('命令 ' . $annotation->class . '::' . $annotation->method . ' 没有描述!');
$help = '无描述';
}
} else {
Console::warning('命令 ' . $annotation->class . '::' . $annotation->method . ' 没有描述!');
$help = '无描述';
}
// 可以触发命令的参数
$possible_keys = [
'match' => '%s',
'pattern' => '符合”%s“',
'regex' => '匹配“%s”',
'start_with' => '以”%s“开头',
'end_with' => '以”%s“结尾',
'keyword' => '包含“%s”',
'alias' => '%s',
];
$command_seg = [];
foreach ($possible_keys as $key => $help_format) {
// 如果定义了该参数,则添加到帮助信息中
if (isset($annotation->{$key}) && !empty($annotation->{$key})) {
$command_seg[] = sprintf($help_format, $annotation->{$key});
}
}
// 第一个触发参数为主命令名
$command = array_shift($command_seg);
if (count($command_seg) > 0) {
$command .= '' . implode('', $command_seg) . '';
}
$helps[] = sprintf('%s%s', $command, $help);
}
}
// 放到跨进程缓存以供取用
WorkerCache::set('command_helps', $helps);
return $helps;
}
}