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#include "ircpeer.h"
#include <QRegExp>
IRCSerializer::IRCSerializer() : QxtAbstractSignalSerializer() {
qRegisterMetaType<IRCName>();
}
bool IRCSerializer::canDeserialize(const QByteArray& buffer) const {
return buffer.indexOf('\n') != -1 || buffer.indexOf('\r') != -1;
}
static bool serializeParam(QTextStream& str, QVariant p) {
if(!p.isValid() || !p.canConvert(QVariant::ByteArray)) {
str << "\r\n" << flush;
return true;
}
QByteArray ba = p.toByteArray();
if(ba.contains(' ') || ba[0] == ':')
{
str << " :" << ba << "\r\n" << flush;
return true;
}
str << " " << ba << flush;
return false;
}
QByteArray IRCSerializer::serialize(const QString& fn, const QVariant& p1, const QVariant& p2, const QVariant& p3,
const QVariant& p4, const QVariant& p5, const QVariant& p6, const QVariant& p7, const QVariant& p8) const {
if(fn == "raw") return p1.toString().toUtf8() + "\r\n";
QByteArray rv;
QTextStream str(&rv);
if(p1.isValid()) {
if(p1.canConvert<IRCName>()) {
QByteArray name = p1.value<IRCName>().assemble();
if(!name.isEmpty())
str << ":" << p1.value<IRCName>().assemble() << " ";
} else if(!p1.toByteArray().isEmpty()) {
str << ":" << p1.toByteArray() << " ";
}
}
str << fn << flush;
if(serializeParam(str, p2)) return rv;
if(serializeParam(str, p3)) return rv;
if(serializeParam(str, p4)) return rv;
if(serializeParam(str, p5)) return rv;
if(serializeParam(str, p6)) return rv;
if(serializeParam(str, p7)) return rv;
if(serializeParam(str, p8)) return rv;
return rv + "\r\n";
}
QPair<QString, QList<QVariant> > IRCSerializer::deserialize(QByteArray& data) {
int lfPos = data.indexOf('\n'), crPos = data.indexOf('\r'), wordPos = 0, endPos = (crPos == -1 || lfPos < crPos) ? lfPos : crPos;
QByteArray message = data.left(endPos).trimmed(), prefix;
data = data.mid(endPos+1);
if(message.isEmpty()) return qMakePair(QString(), QList<QVariant>());
QList<QByteArray> words = message.split(' ');
if(words[0][0] == ':') {
prefix = words[0].mid(1);
while(wordPos < words.count() && words[wordPos++].isEmpty())
return qMakePair(QString(), QList<QVariant>() << QVariant());
}
QString command(words[wordPos]);
QList<QVariant> params;
int cmdNum = command.toInt();
if(cmdNum != 0) {
params << QVariant::fromValue(IRCName((prefix + ':' + command).toUtf8(), "", prefix));
command = "numeric";
} else {
if(prefix.isEmpty()) params << QVariant::fromValue(IRCName("","",""));
else if(prefix.contains('@')) params << QVariant::fromValue(IRCName::fromName(prefix));
else params << QVariant::fromValue(IRCName(prefix, prefix, prefix));
}
while(wordPos++ < words.count()-1) {
if(words[wordPos].isEmpty()) continue;
if(words[wordPos][0] == ':') {
QByteArray trailing = words[wordPos++].mid(1);
while(wordPos < words.count())
trailing = trailing + ' ' + words[wordPos++];
params << trailing;
break;
}
params << words[wordPos];
}
if(command == "numeric") {
params.removeAt(1); // always your own nick
while(params[1].toByteArray() == "=" || params[1].toByteArray() == "@")
params.removeAt(1); // nothing important
if(params.size() == 2) {
params.push_front(QByteArray()); // make it show up in the system window
params.swap(0, 1);
} else if(cmdNum < 300 || params.size() > 3) { // some numeric responses aren't a single string
QList<QVariant> newparams;
newparams << params[0];
int i;
if(cmdNum < 300) {
newparams << QByteArray();
i = 1;
} else {
newparams << params[1];
i = 2;
}
QByteArray ba;
for(; i < params.count(); i++) ba += params[i].toByteArray() + ' ';
newparams << ba;
params = newparams;
}
} else if(command == "PRIVMSG") {
QByteArray p2 = params[2].toByteArray();
if(p2.size() > 0 && p2[0] == '\001') {
message = p2.replace("\001", "");
int spacePos = message.indexOf(' ');
if(spacePos == -1) spacePos = message.size();
command = "CTCP-"+message.left(spacePos);
params[2] = message.mid(spacePos);
}
} else if(command == "NOTICE" && params[0].isNull()) {
params[0] = QVariant::fromValue(IRCName(params[1].toByteArray(), "", params[1].toByteArray()));
}
return qMakePair(command, params);
}
IRCName IRCName::fromName(const QByteArray& name) {
QRegExp re("([^@!]*)(?:!([^@]*)?)(?:@(.*))?");
re.exactMatch(QString::fromUtf8(name.data()));
return IRCName(re.cap(1).toUtf8(), re.cap(2).toUtf8(), re.cap(3).toUtf8());
}
IRCName::IRCName(QByteArray nick, QByteArray ident, QByteArray host) : nick(nick), ident(ident), host(host) {}
QByteArray IRCName::assemble() const {
return nick + (ident.isEmpty() ? QByteArray() : '!' + ident) + (host.isEmpty() ? QByteArray() : '@' + host);
}
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