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#include "Asterisk.h"
//there is no notification that there is someone in the queue
//but there is a status message you can check periodically...
std::vector<std::string> &split(const std::string &s, char delim, std::vector<std::string> &elems) {
std::stringstream ss(s);
std::string item;
while(std::getline(ss, item, delim)) {
elems.push_back(item);
}
return elems;
}
Asterisk::Asterisk()
{
}
void Asterisk::setup(string passcode){
udpConnection.Create();
udpConnection.Bind(5000);
udpConnection.SetNonBlocking(true);
cmd("ssh 80.93.22.22 'sudo /usr/sbin/asterisk -rx \"database put GAME passcode "+passcode+"\"'");
state=WAITING; //for acknowledge
isPlaying=false;
}
void Asterisk::startGame(){
if (!isPlaying&&queued) {
cmd("ssh 80.93.22.22 'sudo /usr/sbin/asterisk -rx \"devstate change Custom:GAME NOT_INUSE\"'");
printf("Asterisk: attempting to dequeue\n");
state=WAITING;
}
}
void Asterisk::endGame(string score){
printf("Asterisk: request hangup %s\n",playerCode.c_str());
if (isPlaying) {
cmd("ssh 80.93.22.22 'sudo /usr/sbin/asterisk -rx \"database put GAME statuscode "+score+"\"'");
string emsg="ssh 80.93.22.22 'sudo /usr/sbin/asterisk -rx \"hangup request "+playerCode+"\"'";
cmd(emsg);
printf("Asterisk: hanging up %s\n",playerCode.c_str());
state=WAITING;
isPlaying=false;
}
}
void Asterisk::cmd(string s) {
file = popen(s.c_str(), "re");
filenum=fileno(file);
fcntl(filenum, F_SETFL, O_NONBLOCK);
}
/*
gameQ has 1 calls (max unlimited) in 'rrmemory' strategy (8s holdtime, 50s talktime), W:0, C:38, A:26, SL:36.8% within 0s
Members:
Game AGI (Local/9999@default) with penalty 1 (In use) has taken 31 calls (last was 5333 secs ago)
Callers:
1. SIP/sip_proxy-00000045 (wait: 0:06, prio: 0)
*/
void Asterisk::requestStatus(){
cmd("ssh 80.93.22.22 'sudo /usr/sbin/asterisk -rx \"queue show gameQ\"'");
state=WAITING;
}
int Asterisk::update(){
//capture stdin response from popen
if (state==WAITING||state==STARTING||state==IDLE) {
char buf[1000];
ssize_t r = read(filenum, buf, 1000);
//if (r == -1 && errno == EAGAIN)
//no data yet
//else
if (r > 0) {
pclose(file);
string msg=string(buf);
state=IDLE;
//received data is always a command ACKNOWLEDGEMENT
if (msg.compare(0,8,"Changing")==0) {
printf("player dequeued\n");
isPlaying=true;
}
else if (msg.compare(0,5,"gameQ")==0) {
vector<std::string> lines;
split(msg,'\n',lines);
queued=0;
for (int i=4;i<lines.size();i++) {
if (lines[i].compare(0,6," ")==0&&lines[i].compare(7,1,".")==0) queued++;
}
}
else {
printf("stdin says: %s\n",buf);
}
}
}
//check udp messages, return new keypresses
char udpMessage[10000];
udpConnection.Receive(udpMessage,10000);
string msg=udpMessage;
if(msg!=""){
//printf("Asterisk: %s\n",msg.c_str());
if (msg.length()>3) {
//printf("status msg: %s\n",msg.c_str());
if (msg.substr(0,5)=="Local") {
state=PLAYING;
playerCode=msg.substr(0,msg.length()-1);
printf("Asterisk: game started: code %s\n",playerCode.c_str());
return 1000;
}
return 0;
}
else {
return ofToInt(msg);
}
}
else return 0;
}
Asterisk::~Asterisk()
{
pclose(file);
//dtor
}
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