feat: support gen short link and create pastebin using reply

src/main/kotlin/cn/rtast/fancybot/FancyBot.kt

@@ -7,8 +7,10 @@
 
 package cn.rtast.fancybot
 
+import cn.rtast.fancybot.commands.misc.PastebinCommand
 import cn.rtast.fancybot.commands.misc.ReactionCommand
 import cn.rtast.fancybot.commands.misc.ScanQRCodeCommand
+import cn.rtast.fancybot.commands.misc.ShortLinkCommand.Companion.makeShortLink
 import cn.rtast.fancybot.commands.parse.*
 import cn.rtast.fancybot.commands.reply.ImageBedCommand
 import cn.rtast.fancybot.enums.WSType
@@ -17,6 +19,7 @@ import cn.rtast.fancybot.util.misc.convertToDate
 import cn.rtast.fancybot.util.misc.initCommandAndItem
 import cn.rtast.fancybot.util.misc.initFilesDir
 import cn.rtast.fancybot.util.misc.initSetuIndex
+import cn.rtast.fancybot.util.misc.isValidUrl
 import cn.rtast.rob.ROneBotFactory
 import cn.rtast.rob.entity.*
 import cn.rtast.rob.entity.lagrange.FileEvent
@@ -28,6 +31,7 @@ import cn.rtast.rob.util.ob.OneBotListener
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
+import sun.net.www.content.text.plain
 import java.io.File
 import java.net.URI
 
@@ -77,6 +81,18 @@ class FancyBot : OneBotListener {
             val command = message.message.reversed().find { it.type == ArrayMessageType.text }!!.data.text!!
             val replyId = message.message.find { it.type == ArrayMessageType.reply }!!.data.id!!
             val getMsg = this.getMessage(replyId.toString().toLong())
+            val plainTextContent = getMsg.message
+                .filter { it.type == ArrayMessageType.text }
+                .joinToString { it.data.text!! }
+            if (command.contains("/sl") || command.contains("/short")) {
+                // 使用回复消息的方式快速对一个url消息创建一个短链接
+                message.reply(plainTextContent.trim().makeShortLink())
+            }
+            if (command.contains("/pb") || command.contains("/pastebin")) {
+                // 使用回复消息的方式快速将创建一个pastebin
+                val shortUrl = PastebinCommand.createPastebin(plainTextContent).second
+                message.reply(shortUrl)
+            }
             if (command.contains("/ascii") || command.contains("/asc")) {
                 // 使用回复消息的方式直接对一个图片进行生成Ascii art的操作
                 val url = AsciiArtCommand.getImageUrl(getMsg)

src/main/kotlin/cn/rtast/fancybot/commands/misc/PastebinCommand.kt

@@ -25,14 +25,25 @@ import cn.rtast.rob.util.ob.OneBotListener
 class PastebinCommand : BaseCommand() {
     override val commandNames = listOf("/pastebin", "/pb")
 
-    override suspend fun executeGroup(listener: OneBotListener, message: GroupMessage, args: List<String>) {
-        val content = args.joinToString(" ")
+    companion object {
+        /**
+         * 创建一个pastebin返回一个pair 第一个是原始链接, 第二个是缩短url后的链接
+         */
+        fun createPastebin(content: String): Pair<String, String> {
             val pastebinPayload = PastebinPayload(content)
             val response = Http.post<PastebinResponse>(
                 "$API_RTAST_URL/api/pastebin", pastebinPayload.toJson(),
                 params = mapOf("key" to configManager.apiRtastKey)
             )
-        message.reply("$API_RTAST_URL/api/pp/${response.id}?raw=true".makeShortLink())
+            val url = "$API_RTAST_URL/api/pp/${response.id}?raw=true"
+            return url to url.makeShortLink()
+        }
+    }
+
+    override suspend fun executeGroup(listener: OneBotListener, message: GroupMessage, args: List<String>) {
+        val content = args.joinToString(" ")
+        val shortUrl = createPastebin(content).second
+        message.reply(shortUrl)
         insertActionRecord(CommandAction.Pastebin, message.sender.userId, content)
     }
 }

src/main/kotlin/cn/rtast/fancybot/util/misc/URI.kt

@@ -10,6 +10,16 @@ package cn.rtast.fancybot.util.misc
 import java.net.URI
 import java.net.URL
 
+private val urlRegex = Regex(
+    "^(https?://)?" +
+            "([\\w\\-]+\\.)+[a-zA-Z]{2,6}" +
+            "|(https?://)?" +
+            "((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.){3}" +
+            "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)" +
+            "(:\\d{1,5})?" +
+            "(/.*)?$"
+)
+
 fun String.toURL(): URL {
     return URI(this).toURL()
 }
@@ -17,3 +27,7 @@ fun String.toURL(): URL {
 fun String.toURI(): URI {
     return URI(this)
 }
+
+fun String.isValidUrl(): Boolean {
+    return urlRegex.matches(this)
+}