enigma-bbs/core/connect.js

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/* jslint node: true */
'use strict';
var ansi = require('./ansi_term.js');
//var artwork = require('./art.js');
var theme = require('./theme.js');
var moduleUtil = require('./module_util.js');
var Log = require('./logger.js').log;
var Config = require('./config.js').config;
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var packageJson = require('../package.json');
var assert = require('assert');
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var util = require('util');
exports.connectEntry = connectEntry;
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function ansiQueryTermSizeIfNeeded(client) {
if(client.term.termHeight > 0 || client.term.termWidth > 0) {
return;
}
var onCPR = function(pos) {
//
// If we've already found out, disregard
//
if(client.term.termHeight > 0 || client.term.termWidth > 0) {
return;
}
assert(2 === pos.length);
client.term.termHeight = pos[0];
client.term.termWidth = pos[1];
Log.debug(
{ termWidth : client.term.termWidth, termHeight : client.term.termHeight, updateSource : 'ANSI CPR' },
'Window size updated');
};
client.once('cursor position report', onCPR);
// give up after 2s
setTimeout(function onTimeout() {
client.removeListener('cursor position report', onCPR);
}, 2000);
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client.term.write(ansi.queryScreenSize());
}
function prepareTerminal(term) {
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term.write(ansi.normal());
term.write(ansi.disableVT100LineWrapping());
// :TODO: set xterm stuff -- see x84/others
}
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function displayBanner(term) {
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// :TODO: add URL to banner
term.write(ansi.fromPipeCode(util.format('' +
'|33Conected to |32EN|33|01i|32|22GMA|32|01½|00 |33BBS version|31|01 %s\n' +
'|00|33Copyright (c) 2014 Bryan Ashby\n' +
'|00', packageJson.version)));
}
function connectEntry(client) {
var term = client.term;
//
// If we don't yet know the client term width/height,
// try with a nonstandard ANSI DSR type request.
//
ansiQueryTermSizeIfNeeded(client);
prepareTerminal(term);
//
// Always show a ENiGMA½ banner
//
displayBanner(term);
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setTimeout(function onTimeout() {
client.gotoMenuModule( { name : Config.firstMenu });
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}, 500);
}