From a48830165536fa7181b2e9df211300141661d9d4 Mon Sep 17 00:00:00 2001
From: marzavec <admin@marzavec.com>
Date: Thu, 21 Feb 2019 00:43:25 -0800
Subject: Core hook upgrade, misc fixes

(See ChangeLog.md tbh)
---
 server/src/commands/core/emote.js | 96 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100644 server/src/commands/core/emote.js

(limited to 'server/src/commands/core/emote.js')

diff --git a/server/src/commands/core/emote.js b/server/src/commands/core/emote.js
new file mode 100644
index 0000000..40fcff2
--- /dev/null
+++ b/server/src/commands/core/emote.js
@@ -0,0 +1,96 @@
+/*
+  Description: Broadcasts an emote to the current channel
+*/
+
+// module support functions
+const parseText = (text) => {
+  // verifies user input is text
+  if (typeof text !== 'string') {
+    return false;
+  }
+
+  // strip newlines from beginning and end
+  text = text.replace(/^\s*\n|^\s+$|\n\s*$/g, '');
+  // replace 3+ newlines with just 2 newlines
+  text = text.replace(/\n{3,}/g, "\n\n");
+
+  return text;
+};
+
+// module main
+exports.run = async (core, server, socket, payload) => {
+  // check user input
+  let text = parseText(payload.text);
+
+  if (!text) {
+    // lets not send objects or empty text, yea?
+    return server._police.frisk(socket.remoteAddress, 8);
+  }
+
+  // check for spam
+  let score = text.length / 83 / 4;
+  if (server._police.frisk(socket.remoteAddress, score)) {
+    return server.reply({
+      cmd: 'warn',
+      text: 'You are sending too much text. Wait a moment and try again.\nPress the up arrow key to restore your last message.'
+    }, socket);
+  }
+
+  let newPayload = {
+    cmd: 'info',
+    type: 'emote',
+    nick: socket.nick,
+    text: `@${socket.nick} ${text}`
+  };
+
+  // broadcast to channel peers
+  server.broadcast( newPayload, { channel: socket.channel});
+};
+
+// module hook functions
+exports.initHooks = (server) => {
+  server.registerHook('in', 'chat', this.emoteCheck, 30);
+};
+
+// hooks chat commands checking for /me
+exports.emoteCheck = (core, server, socket, payload) => {
+  if (typeof payload.text !== 'string') {
+    return false;
+  }
+
+  if (payload.text.startsWith('/me ')) {
+    let input = payload.text.split(' ');
+
+    // If there is no emote target parameter
+    if (input[1] === undefined) {
+      server.reply({
+        cmd: 'warn',
+        text: 'Refer to `/help emote` for instructions on how to use this command.'
+      }, socket);
+
+      return false;
+    }
+
+    input.splice(0, 1);
+    let actionText = input.join(' ');
+
+    this.run(core, server, socket, {
+      cmd: 'emote',
+      text: actionText
+    });
+
+    return false;
+  }
+
+  return payload;
+};
+
+// module meta
+exports.requiredData = ['text'];
+exports.info = {
+  name: 'emote',
+  description: 'Typical emote / action text',
+  usage: `
+    API: { cmd: 'emote', text: '<emote/action text>' }
+    Text: /me <emote/action text>`
+};
-- 
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