Changelog:
Added new emotes.
Fixed literal backslash escaping.
Changed users command to link users to their profiles.
And various other things since version 1.0 that I've forgotten.

// ==UserScript==// @name IPBoard Extensions// @namespace fastcall22.com// @include http://www.gamedev.net/chat/*// @version 1.5// @grant none// ==/UserScript==(function ipb_ext(){try{ var Chat = IPBoard.prototype.chat; // util Chat.ext_post_message = function(content_or_nodes,content_is_html) { var post = document.createElement('li'); ['post','chat-myown'].forEach(function(cl){ post.classList.add(cl); }); if ( typeof content_or_nodes == 'string' ) { var content = content_or_nodes; var target = content_is_html ? 'innerHTML' : 'textContent'; post[target] = content; } else { var nodes = content_or_nodes; [].concat(nodes).forEach(function(elem){ post.appendChild(elem); }); } document.getElementById('storage_chatroom') .appendChild(post); post.scrollIntoView(false); }; Chat.ext_search_users = function(query) { var result = {}; var q_reg = new RegExp(query||'^'); for ( var id in Chat.forumIdMap._object ) { var name = Chat.nameFormatting._object[id][2]; if ( q_reg.test(name) ) result[name] = id; } return result; }; Chat.ext_user_action = function(action,target_id){ ipb.chat.sendMessageToChild( "server="+serverHost + "&path="+serverPath + "&room="+roomId + "&user="+userId + "&access_key=" + accessKey + "&action="+action + "&against="+target_id ); ipb.chat.lastAction = parseInt(new Date().getTime().toString().substring(0, 10)); }; // config var null_f = function(){}; Chat.ext_empty_event = { stopPropagation: null_f, preventDefault: null_f }; Chat.ext_confirm_action = null; var make_action = function(action){ return function(query) { if ( !query.trim() ) return; var users = Chat.ext_search_users(query); Chat.ext_confirm_action = function() { for ( var k in users ) Chat.ext_user_action(action,users[k]); }; var str = ''; for ( var k in users ) { if ( str ) str += ', '; str += k; } Chat.ext_post_message("Send /confirm to "+action+": "+str+". Send /cancel to ignore"); }; }; Chat.ext_commands = { kick: make_action('kick'), ban: make_action('ban'), test: function() {Chat.test = !(Chat.test || false)}, debug: function() {Chat.debug = !(Chat.debug || false)}, users: function(query) { var users = {}; var keys = []; [].slice.call(document.querySelectorAll('#chatters-online li')) .forEach(function(li){ var a = li.querySelector('a.ipsUserPhotoLink'); var user_id = li.getAttribute('id').replace(/^user_/,''); var user_profile = a.getAttribute('href'); var user_name = Chat.nameFormatting._object[user_id][2]; var out_a = document.createElement('a'); out_a.setAttribute('href',user_profile); out_a.textContent = user_name; users[user_name] = out_a; keys.push(user_name); }); var nodes = []; keys.sort().forEach(function(key) { if ( nodes.length ) nodes.push(document.createTextNode(', ')); nodes.push(users[key]); }); Chat.ext_post_message(nodes); }, confirm: function() { if ( !Chat.ext_confirm_action ) return; Chat.ext_confirm_action(); Chat.ext_confirm_action = null; }, cancel: function() { Chat.ext_confirm_action = null; }, mute: function() { document.getElementById('sound_toggle').click(); }, quit: function(){ document.getElementById('leave_room').click(); }, }; Chat.ext_escape = { 'n': '\n', 't': '?', 'e': '?', '\\': '\\', }; Chat.ext_emotes = { fear: ':f34r:', lenny: '( ?? ?? ??)', wat: '?__?', shrug: '?\\_(?)_/?', whee: '?( ? )?', flip: '(????)??????', why: '?(????)', }; Chat.ext_bbc = { rick: function(param,content) { // never gonna give you up // never gonna let you down // never gonna run around // and desert you } }; // helpers Chat.arg_parse = /\s*(?:(\w+?)(?:="(.+?)"))?/g; Chat.bbc_filter = function ext_bbc_filter(_,tag,param,content) { var f = Chat.ext_bbc[tag]; if ( !f ) return _; return f(param,content); }; Chat.ext_filters = [ /* commands */ [ /^\/(\w+)\s*(.*)$/, function ext_command_filter(_,cmd,argstr) { var args = argstr.split(' '); var f = Chat.ext_commands[cmd]; if ( !f ) return _; f.apply(null,args); return ''; } ], /* emotes */ [ /:(\w+):/g, function ext_emote_filter(_,tag) { return Chat.ext_emotes[tag] || _; } ], /* backslash */ [ /\\(?:(x[0-9a-fA-f]{4})|([a-z\\]))/g, function ext_backslash_filter(_,hex,code) { if ( hex ) return '&#'+hex+';'; return Chat.ext_escape || _; } ], /* BBC w/ content */ [ /\[(\w+)(?:=(.+))?\](.*?)\[\/\1\]/g, Chat.bbc_filter ], /* self-closing BBC tags */ [ /\[(\w+)(?:=(.+))?\s*()\/\]/g, Chat.bbc_filter ], /* general */ [ /\t/g, '?' ] ]; Chat.ext_filter_message = function(str) { Chat.ext_filters.forEach(function(f){ if ( !str.length ) return; if ( Chat.debug ) console.log(f,str); str = String.prototype.replace.apply(str,f); }); return str; }; Chat.ext_send = function ext_send(e) { if ( e.preventDefault ) e.preventDefault(); if ( e.stopPropagation ) e.stopPropagation(); var message = (document.getElementById('message_textarea').value || '').trim(); if ( Chat.debug ) console.log('send',message); if ( !message ) return; var filtered = Chat.ext_filter_message(message) || null; document.getElementById('message_textarea').value = filtered; if ( filtered ) return Chat.ipb_sendChat.call(this,Chat.ext_empty_event); }; Chat.ipb_sendChat = Chat.sendChat; Chat.sendChat = Chat.ext_send; Chat.ext_rewired = true; console.log('okay');} catch ( ex ) { console.log("Error: " + ex); console.log((new Error).stack);}})();commands: kick, ban, quit, and users
escaping: e, n, t, e, and \
emots: lenny, wat, shrug, whee, flip, and why



As usual, add this as a greasemonkey script or dump it into your javascript console