std::pair<LocalPoint,LocalVector> secondOrderAccurate(
const GlobalPoint& startingPos,
const GlobalVector& startingDir,
double rho, const Plane& plane)
{
typedef Basic2DVector<float> Vector2D;
// translate problem to local frame of the plane
LocalPoint lPos = plane.toLocal(startingPos);
LocalVector lDir = plane.toLocal(startingDir);
LocalVector yPrime = plane.toLocal( GlobalVector(0,0,1.f));
float sinPhi=0, cosPhi=0;
Vector2D pos;
Vector2D dir;
sinPhi = yPrime.y();
cosPhi = yPrime.x();
pos = Vector2D( lPos.x()*cosPhi + lPos.y()*sinPhi,
-lPos.x()*sinPhi + lPos.y()*cosPhi);
dir = Vector2D( lDir.x()*cosPhi + lDir.y()*sinPhi,
-lDir.x()*sinPhi + lDir.y()*cosPhi);
double d = -lPos.z();
double x = pos.x() + dir.x()/lDir.z()*d - 0.5*rho*d*d;
double y = pos.y() + dir.y()/lDir.z()*d;
LocalPoint thePos( x*cosPhi - y*sinPhi,
x*sinPhi + y*cosPhi, 0);
float px = dir.x()+rho*d;
LocalVector theDir( px*cosPhi - dir.y()*sinPhi,
px*sinPhi + dir.y()*cosPhi, lDir.z());
return std::pair<LocalPoint,LocalVector>(thePos,theDir);
}
void ChannelAgent::MessageReceived(BMessage* msg)
{
int32 i(0);
switch (msg->what) {
case M_USER_QUIT: {
const char* nick(NULL);
msg->FindString("nick", &nick);
if (RemoveUser(nick)) {
BMessage display;
if (msg->FindMessage("display", &display) == B_NO_ERROR)
ClientAgent::MessageReceived(&display);
}
} break;
case M_USER_ADD: {
const char* nick(NULL);
bool ignore(false);
int32 iStatus(STATUS_NORMAL_BIT);
msg->FindString("nick", &nick);
msg->FindBool("ignore", &ignore);
if (nick == NULL) {
printf("ERROR: attempted to AddUser an empty nick in ChannelAgent, channel: %s\n",
fId.String());
break;
}
if (ignore) iStatus |= STATUS_IGNORE_BIT;
AddUser(nick, iStatus);
BMessage display;
if (msg->FindMessage("display", &display) == B_NO_ERROR)
ClientAgent::MessageReceived(&display);
} break;
case M_CHANGE_NICK: {
const char* oldNick(NULL), *newNick(NULL);
NameItem* item(NULL);
int32 thePos(-1);
if ((msg->FindString("oldnick", &oldNick) != B_OK) ||
(msg->FindString("newnick", &newNick) != B_OK)) {
printf("Error: invalid pointer, ChannelAgent::MessageReceived, M_CHANGE_NICK");
break;
}
if (fMyNick.ICompare(oldNick) == 0 && !IsHidden())
vision_app->pClientWin()->pStatusView()->SetItemValue(STATUS_NICK, newNick);
if (((thePos = FindPosition(oldNick)) >= 0) &&
((item = (static_cast<NameItem*>(fNamesList->ItemAt(thePos)))) != 0)) {
item->SetName(newNick);
fNamesList->SortItems(SortNames);
if (fLastExpansion.ICompare(oldNick, fLastExpansion.Length()) == 0) {
int32 count(fRecentNicks.CountItems());
BString* name(NULL);
for (i = 0; i < count; i++)
if ((name = fRecentNicks.ItemAt(i))->ICompare(oldNick) == 0) {
if (fLastExpansion.ICompare(newNick, fLastExpansion.Length()) == 0)
name->SetTo(newNick);
else
delete fRecentNicks.RemoveItemAt(i);
break;
}
count = fCompletionNicks.CountItems();
for (i = 0; i < count; i++)
if ((name = fCompletionNicks.ItemAt(i))->ICompare(oldNick) == 0) {
if (fLastExpansion.ICompare(newNick, fLastExpansion.Length()) == 0)
name->SetTo(newNick);
else
delete fCompletionNicks.RemoveItemAt(i);
break;
}
}
} else
break;
ClientAgent::MessageReceived(msg);
} break;
case M_CHANNEL_NAMES: {
for (i = 0; msg->HasString("nick", i); ++i) {
const char* nick(NULL);
bool founder(false), protect(false), op(false), voice(false), helper(false),
ignored(false);
msg->FindString("nick", i, &nick);
msg->FindBool("founder", i, &founder);
msg->FindBool("protect", i, &protect);
msg->FindBool("op", i, &op);
msg->FindBool("voice", i, &voice);
msg->FindBool("helper", i, &helper);
msg->FindBool("ignored", i, &ignored);
if (FindPosition(nick) < 0) {
int32 iStatus(ignored ? STATUS_IGNORE_BIT : 0);
if (founder) {
++nick;
++fOpsCount;
iStatus |= STATUS_FOUNDER_BIT;
} else if (protect) {
++nick;
++fOpsCount;
iStatus |= STATUS_PROTECTED_BIT;
} else if (op) {
++nick;
++fOpsCount;
iStatus |= STATUS_OP_BIT;
} else if (voice) {
++nick;
iStatus |= STATUS_VOICE_BIT;
} else if (helper) {
++nick;
iStatus |= STATUS_HELPER_BIT;
} else
iStatus |= STATUS_NORMAL_BIT;
fUserCount++;
fNamesList->AddItem(new NameItem(nick, iStatus));
}
}
fNamesList->SortItems(SortNames);
if (!IsHidden()) {
BString buffer;
buffer << fOpsCount;
vision_app->pClientWin()->pStatusView()->SetItemValue(STATUS_OPS, buffer.String());
buffer = "";
buffer << fUserCount;
vision_app->pClientWin()->pStatusView()->SetItemValue(STATUS_USERS, buffer.String());
}
} break;
case M_RESIZE_VIEW: {
BPoint point;
msg->FindPoint("loc", &point);
point.x -= Frame().left;
float offset((int32)(point.x - (fNamesScroll->Frame().left)));
fResize->MoveBy(offset, 0.0);
fTextScroll->ResizeBy(offset, 0.0);
fNamesScroll->ResizeBy(-offset, 0.0);
fNamesScroll->MoveBy(offset, 0.0);
BRect namesRect(0, 0, fNamesScroll->Bounds().Width(), 0);
vision_app->SetRect("namesListRect", namesRect);
} break;
case M_SERVER_DISCONNECT: {
// clear names list on disconnect
fNamesList->ClearList();
fOpsCount = 0;
fUserCount = 0;
// clear heuristics completion list - this ensures that no stale nicks are left
// over in it after reconnect -- list will quickly be rebuilt anyhow if there
// is any conversation whatsoever going on
while (fRecentNicks.CountItems() > 0) delete fRecentNicks.RemoveItemAt(0L);
} break;
case M_REJOIN: {
const char* newNick(NULL);
if (msg->FindString("nickname", &newNick) != B_OK) {
printf("Error: ChannelAgent::MessageReceived, M_REJOIN: invalid pointer\n");
break;
}
fMyNick = newNick; // update nickname (might have changed on reconnect)
if (!IsHidden())
vision_app->pClientWin()->pStatusView()->SetItemValue(STATUS_NICK, fMyNick.String());
Display(S_CHANNEL_RECON_REJOIN B_UTF8_ELLIPSIS "\n", C_ERROR, C_BACKGROUND, F_SERVER);
// send join cmd
BMessage send(M_SERVER_SEND);
AddSend(&send, "JOIN ");
AddSend(&send, fId);
if (fChanKey != "") {
AddSend(&send, " ");
AddSend(&send, fChanKey);
}
AddSend(&send, endl);
} break;
case M_CHANNEL_TOPIC: {
const char* theTopic(NULL);
BString buffer;
if (msg->FindString("topic", &theTopic) != B_OK) {
printf("ChannelAgent::MessageReceived, M_CHANNEL_TOPIC: invalid pointer\n");
break;
}
fTopic = theTopic;
if (!IsHidden())
vision_app->pClientWin()->pStatusView()->SetItemValue(
STATUS_META, FilterCrap(theTopic, true).String());
BMessage display;
if (msg->FindMessage("display", &display) == B_NO_ERROR)
ClientAgent::MessageReceived(&display);
} break;
case M_OPEN_MSGAGENT: {
const char* theNick(NULL);
msg->FindString("nick", &theNick);
if (theNick == NULL) {
NameItem* myUser;
int32 pos = fNamesList->CurrentSelection();
if (pos >= 0) {
myUser = static_cast<NameItem*>(fNamesList->ItemAt(pos));
BString targetNick = myUser->Name();
msg->AddString("nick", targetNick.String());
}
}
fSMsgr.SendMessage(msg);
} break;
case M_CHANNEL_GOT_KICKED: {
const char* theChannel(NULL), *kicker(NULL), *rest(NULL);
if ((msg->FindString("channel", &theChannel) != B_OK) ||
(msg->FindString("kicker", &kicker) != B_OK) ||
(msg->FindString("rest", &rest) != B_OK)) {
printf("Error: ClientAgent::MessageReceived, M_CHANNEL_GOT_KICKED, invalid pointer\n");
break;
}
BMessage wegotkicked(M_DISPLAY); // "you were kicked"
BString buffer;
buffer += S_CHANNEL_GOT_KICKED;
buffer += theChannel;
buffer += " " S_CHANNEL_GOT_KICKED2 " ";
buffer += kicker;
buffer += " (";
buffer += rest;
buffer += ")\n";
PackDisplay(&wegotkicked, buffer.String(), C_QUIT, C_BACKGROUND, F_TEXT);
// clean up
fNamesList->ClearList();
fOpsCount = 0;
fUserCount = 0;
fMsgr.SendMessage(&wegotkicked);
BMessage attemptrejoin(M_DISPLAY); // "you were kicked"
buffer = S_CHANNEL_REJOIN;
buffer += theChannel;
buffer += B_UTF8_ELLIPSIS "\n";
PackDisplay(&attemptrejoin, buffer.String(), C_QUIT, C_BACKGROUND, F_TEXT);
fMsgr.SendMessage(&attemptrejoin);
BMessage send(M_SERVER_SEND);
AddSend(&send, "JOIN ");
AddSend(&send, theChannel);
if (fChanKey != "") {
AddSend(&send, " ");
AddSend(&send, fChanKey);
}
AddSend(&send, endl);
} break;
case M_CHANNEL_MODE: {
ModeEvent(msg);
} break;
case M_CHANNEL_MSG: {
bool hasNick(false);
BString tempString, theNick, knownAs;
msg->FindString("msgz", &tempString);
msg->FindString("nick", &theNick);
if (theNick != fMyNick) FirstKnownAs(tempString, knownAs, &hasNick);
if (IsHidden()) {
UpdateStatus((hasNick) ? WIN_NICK_BIT : WIN_NEWS_BIT);
if (hasNick) {
if (tempString[0] == '\1') {
tempString.RemoveFirst("\1ACTION ");
tempString.RemoveLast("\1");
}
BNotification notification(B_INFORMATION_NOTIFICATION);
notification.SetGroup(BString("Vision"));
entry_ref ref = vision_app->AppRef();
notification.SetOnClickFile(&ref);
notification.SetTitle(fServerName.String());
BString content;
content.SetToFormat("%s - %s said: %s", fId.String(), theNick.String(),
tempString.String());
notification.SetContent(content);
notification.Send();
}
} else if (hasNick)
system_beep(kSoundEventNames[(uint32)seNickMentioned]);
ClientAgent::MessageReceived(msg);
} break;
case M_CHANNEL_MODES: {
const char* mode(NULL), *chan(NULL), *msgz(NULL);
if ((msg->FindString("mode", &mode) != B_OK) || (msg->FindString("chan", &chan) != B_OK) ||
(msg->FindString("msgz", &msgz) != B_OK)) {
printf("Error: ChannelAgent::MessageReceived, M_CHANNEL_MODES: invalid pointer\n");
break;
}
if (fId.ICompare(chan) == 0) {
BString realMode(GetWord(mode, 1));
int32 place(2);
if (realMode.FindFirst("l") >= 0) fChanLimit = GetWord(mode, place++);
if (realMode.FindFirst("k") >= 0) {
fChanKey = GetWord(mode, place++);
// u2 may not send the channel key, thats why we stored the /join cmd
// in a string in ParseCmd
if (fChanKey == "*" && fIrcdtype == IRCD_UNDERNET) {
BString tempId(fId);
tempId.Remove(0, 1); // remove any #, &, !, blah.
if (vision_app->pClientWin()->joinStrings.FindFirst(tempId) < 1) {
// can't find the join cmd for this channel in joinStrings!
} else {
BString joinStringsL(vision_app->pClientWin()->joinStrings);
// FindLast to make sure we get the last attempt (user might have
// tried several keys)
int32 idPos(joinStringsL.FindLast(tempId));
BString tempKeyString;
joinStringsL.MoveInto(tempKeyString, idPos, joinStringsL.Length());
fChanKey = GetWord(tempKeyString.String(), 2);
}
} // end u2-kludge stuff
}
fChanMode = mode;
if (!IsHidden())
vision_app->pClientWin()->pStatusView()->SetItemValue(STATUS_MODES,
fChanMode.String());
}
BMessage dispMsg(M_DISPLAY);
PackDisplay(&dispMsg, msgz, C_OP, C_BACKGROUND, F_TEXT);
BMessenger display(this);
display.SendMessage(&dispMsg);
} break;
case M_NAMES_POPUP_MODE: {
const char* inaction(NULL);
msg->FindString("action", &inaction);
int32 count(0), index(0);
BString victims, targetNick, action(inaction), modechar, polarity;
NameItem* myUser(NULL);
/// action ///
if (action.FindFirst("voice") >= 0)
modechar = "v";
else if (action.FindFirst("op") >= 0)
modechar = "o";
else
break;
/// polarity ///
if (action.FindFirst("de") >= 0)
polarity += " -";
else
polarity += " +";
/// iterate ///
while ((i = fNamesList->CurrentSelection(index++)) >= 0) {
myUser = static_cast<NameItem*>(fNamesList->ItemAt(i));
targetNick = myUser->Name();
victims += " ";
victims += targetNick;
count++;
}
BString command("/mode ");
command += fId;
command += polarity;
for (i = 0; i < count; i++) command += modechar;
command += victims;
ParseCmd(command.String());
} break;
case M_NAMES_POPUP_CTCP: {
const char* inaction(NULL);
msg->FindString("action", &inaction);
int32 index(0);
BString victims, targetNick, action(inaction);
NameItem* myUser(NULL);
action.ToUpper();
/// iterate ///
while ((i = fNamesList->CurrentSelection(index++)) >= 0) {
myUser = static_cast<NameItem*>(fNamesList->ItemAt(i));
targetNick = myUser->Name();
victims += targetNick;
victims += ",";
}
victims.RemoveLast(",");
BString command("/ctcp ");
command += victims;
command += " ";
command += action;
ParseCmd(command.String());
} break;
case M_NAMES_POPUP_WHOIS: {
int32 index(0);
BString victims, targetNick;
NameItem* myUser(NULL);
/// iterate ///
while ((i = fNamesList->CurrentSelection(index++)) >= 0) {
myUser = static_cast<NameItem*>(fNamesList->ItemAt(i));
targetNick = myUser->Name();
victims += targetNick;
victims += ",";
}
victims.RemoveLast(",");
BString command("/whois ");
command += victims;
ParseCmd(command.String());
} break;
case M_NAMES_POPUP_NOTIFY: {
int32 index(0);
BString victims, targetNick;
NameItem* myUser(NULL);
/// iterate ///
while ((i = fNamesList->CurrentSelection(index++)) >= 0) {
myUser = static_cast<NameItem*>(fNamesList->ItemAt(i));
targetNick = myUser->Name();
victims += targetNick;
victims += " ";
}
victims.RemoveLast(",");
BString command("/notify ");
command += victims;
ParseCmd(command.String());
} break;
case M_NAMES_POPUP_DCCCHAT: {
int32 index(0);
BString targetNick;
NameItem* myUser(NULL);
/// iterate ///
while ((i = fNamesList->CurrentSelection(index++)) >= 0) {
myUser = static_cast<NameItem*>(fNamesList->ItemAt(i));
targetNick = myUser->Name();
BString command("/dcc chat ");
command += targetNick;
ParseCmd(command.String());
}
} break;
case M_NAMES_POPUP_DCCSEND: {
int32 index(0);
BString targetNick;
NameItem* myUser(NULL);
/// iterate ///
while ((i = fNamesList->CurrentSelection(index++)) >= 0) {
myUser = static_cast<NameItem*>(fNamesList->ItemAt(i));
targetNick = myUser->Name();
BString command("/dcc send ");
command += targetNick;
ParseCmd(command.String());
}
} break;
case M_NAMES_POPUP_KICK: {
int32 index(0);
BString targetNick, kickMsg(vision_app->GetCommand(CMD_KICK));
NameItem* myUser(NULL);
/// iterate ///
while ((i = fNamesList->CurrentSelection(index++)) >= 0) {
myUser = static_cast<NameItem*>(fNamesList->ItemAt(i));
targetNick = myUser->Name();
BString command("/kick ");
command += targetNick;
command += " ";
command += kickMsg;
ParseCmd(command.String());
}
} break;
case M_STATUS_ADDITEMS: {
vision_app->pClientWin()->pStatusView()->AddItem(new StatusItem(0, ""), true);
vision_app->pClientWin()->pStatusView()->AddItem(
new StatusItem(S_STATUS_LAG, "", STATUS_ALIGN_LEFT), true);
vision_app->pClientWin()->pStatusView()->AddItem(new StatusItem(0, "", STATUS_ALIGN_LEFT),
true);
vision_app->pClientWin()->pStatusView()->AddItem(new StatusItem(S_STATUS_USERS, ""), true);
vision_app->pClientWin()->pStatusView()->AddItem(new StatusItem(S_STATUS_OPS, ""), true);
vision_app->pClientWin()->pStatusView()->AddItem(new StatusItem(S_STATUS_MODES, ""), true);
vision_app->pClientWin()->pStatusView()->AddItem(new StatusItem("", "", STATUS_ALIGN_LEFT),
true);
// The false bool for SetItemValue() tells the StatusView not to Invalidate() the view.
// We send true on the last SetItemValue().
vision_app->pClientWin()->pStatusView()->SetItemValue(STATUS_SERVER, fServerName.String(),
false);
vision_app->pClientWin()->pStatusView()->SetItemValue(STATUS_LAG, fMyLag.String(), false);
vision_app->pClientWin()->pStatusView()->SetItemValue(STATUS_NICK, fMyNick.String(), false);
vision_app->pClientWin()->pStatusView()->SetItemValue(STATUS_MODES, fChanMode.String(),
false);
vision_app->pClientWin()->pStatusView()->SetItemValue(
STATUS_META, FilterCrap(fTopic.String(), true).String());
BString buffer;
buffer << fUserCount;
vision_app->pClientWin()->pStatusView()->SetItemValue(STATUS_USERS, buffer.String(), false);
buffer = "";
buffer << fOpsCount;
vision_app->pClientWin()->pStatusView()->SetItemValue(STATUS_OPS, buffer.String(), true);
} break;
case M_CHANNEL_OPTIONS_SHOW: {
if (fChanOpt)
fChanOpt->Activate();
else {
fChanOpt = new ChannelOptions(fId.String(), this);
fChanOpt->Show();
}
} break;
case M_CHANNEL_OPTIONS_CLOSE: {
fChanOpt = NULL;
} break;
case M_CLIENT_QUIT: {
if ((msg->HasBool("vision:part") && msg->FindBool("vision:part")) ||
(msg->HasBool("vision:winlist") && msg->FindBool("vision:winlist"))) {
BMessage send(M_SERVER_SEND);
AddSend(&send, "PART ");
AddSend(&send, fId);
if (msg->HasString("vision:partmsg")) {
AddSend(&send, " :");
AddSend(&send, msg->FindString("vision:partmsg"));
}
AddSend(&send, endl);
}
ClientAgent::MessageReceived(msg);
} break;
default:
ClientAgent::MessageReceived(msg);
}
}