dbot/modules/spelling.js
2012-01-02 13:20:20 +00:00

64 lines
2.1 KiB
JavaScript

var spelling = function(dbot) {
var dbot = dbot;
var last = {};
var correct = function (data, correction, candidate, output_callback) {
var candidates = last[data.channel][candidate].split(' ');
var winner = false;
var winnerDistance = Infinity;
for(var i=0;i<candidates.length;i++) {
var distance = String.prototype.distance(correction, candidates[i]);
if(distance < winnerDistance) {
winner = candidates[i];
winnerDistance = distance;
}
}
if(winnerDistance < 7) {
if(winner !== correction) {
var fix = last[data.channel][candidate].replace(winner, correction);
if (/^.ACTION/.test(fix)) {
fix = fix.replace(/^.ACTION/, '/me');
}
last[data.channel][candidate] = fix;
var output = {
'fix': fix,
'correcter': data.user,
'candidate': candidate
};
output_callback(output);
}
}
}
return {
'listener': function(data, params) {
var q = data.message.valMatch(/^\*\*?([\d\w\s]*)$/, 2);
var otherQ = data.message.valMatch(/^([\d\w\s]*): \*\*?([\d\w\s]*)$/, 3);
if(q) {
correct(data, q[1], data.user, function (e) {
dbot.say(data.channel, e.correcter + ' meant: ' + e.fix);
});
} else if(otherQ) {
correct(data, otherQ[2], otherQ[1], function (e) {
dbot.say(data.channel, e.correcter + ' thinks ' + e.candidate + ' meant: ' + e.fix);
});
} else {
if(last.hasOwnProperty(data.channel)) {
last[data.channel][data.user] = data.message;
} else {
last[data.channel] = { };
last[data.channel][data.user] = data.message;
}
}
},
'on': 'PRIVMSG'
}
}
exports.fetch = function(dbot) {
return spelling(dbot);
};