add ban thumb pipeline

Author: lightless233

CHANGELOG.MD

@@ -0,0 +1,5 @@
+1.0.0-SNAPSHOT
+- 新版本上线
+
+1.0.1-SNAPSHOT (UNDERDEVELOPMENT)
+- 增加大拇指检测功能

src/main/kotlin/me/lightless/izumi/plugin/pipeline/impl/Thumb.kt

@@ -0,0 +1,69 @@
+package me.lightless.izumi.plugin.pipeline.impl
+
+import me.lightless.izumi.plugin.pipeline.IPipeline
+import net.mamoe.mirai.contact.PermissionDeniedException
+import net.mamoe.mirai.event.events.GroupEvent
+import net.mamoe.mirai.event.events.GroupMessageEvent
+import net.mamoe.mirai.message.data.At
+import net.mamoe.mirai.message.data.Face
+import net.mamoe.mirai.message.data.PlainText
+import net.mamoe.mirai.message.data.buildMessageChain
+import org.slf4j.Logger
+import org.slf4j.LoggerFactory
+
+@Suppress("unused")
+class Thumb : IPipeline {
+    override val logger: Logger
+        get() = LoggerFactory.getLogger(javaClass)
+    override val name: String
+        get() = "thumb"
+
+    /*
+    self.blacklist = [
+        "[强]",
+        "[CQ:face,id=76]",
+        b"\xf0\x9f\x91\x8d".decode("UTF-8"),
+        "[CQ:emoji,id=128077]",
+        "4",
+    ]
+     */
+    override suspend fun process(event: GroupMessageEvent) {
+        var thumbCnt = 0
+
+        // 检查大拇指的数量
+        event.message.spliterator().forEachRemaining {
+            logger.debug("message part: $it -> ${it.javaClass}")
+            when (it) {
+                is Face -> {
+                    if (it.id == 76) {
+                        thumbCnt += 1
+                    }
+                }
+                is PlainText -> {
+                    var index = it.contentToString().indexOf("\uD83D\uDC4D")
+                    while (index != -1) {
+                        thumbCnt += 1
+                        index = it.contentToString().indexOf("\uD83D\uDC4D", index + 2)
+                    }
+                }
+            }
+        }
+
+        // 开始禁言，一个大拇指2分钟
+        logger.debug("thumb count: $thumbCnt")
+        if (thumbCnt != 0) {
+            // 禁言
+            try {
+                event.sender.mute(thumbCnt * 2 * 60)
+                event.group.sendMessage(buildMessageChain {
+                    add(At(event.sender))
+                    add("\n嘤嘤嘤，发现大拇指了呢，呐，大拇指什么的是不可以的呢！")
+                })
+            } catch (e: PermissionDeniedException) {
+                event.group.sendMessage(buildMessageChain {
+                    add("嘤嘤嘤，没有权限夹人呢！")
+                })
+            }
+        }
+    }
+}