#include <lib.h>
#include <dirs.h>
#include <daemons.h>
#include <network.h>
#include <message_class.h>
inherit LIB_SOCKET;
inherit LIB_CLIENT;
string *file_chunks = ({});
string file = "";
mapping FilesMap = ([]);
string mud,whoami;
mixed globalvar;
int global_lock = 0;
string mcolor = "magenta";
int client = 0;
int counter = 0;
string *forbidden_prefixes = ({ "/secure/save/players", "/secure/save/creators" });
string *forbidden_suffixes = ({ ".o" });
string *forbidden_files = ({ "/secure/sefun/native_version.c" });
mixed *begin_packet = ({});
mapping TranslatedFiles = ([]);
int eventDumpFiles();
static private void validate() {
    if( !((int)master()->valid_apply(({ "SECURE" }))) )
        error("Illegal attempt to access LIB_OOB: "+get_stack()+" "+identify(previous_object(-1)));
}
void eventID(string str){
    //add security stuff here
    mud = str;
}
static void create(mixed alpha, mixed beta, mixed gamma, mixed delta){
    trr("LIB_OOB.create: I am a new OOB object, name: "+file_name(),mcolor,MSG_OOB);
    set_heart_beat(1);
    if(clonep()){
        if(intp(alpha)){
            socket::create(alpha, beta);
        }
        else if(beta && intp(beta)){
            client = 1;
            begin_packet = ({ "oob-begin", mud_name(), 1, beta });
            if( eventCreateSocket(alpha, gamma) < 0 ){
                trr("LIB_OOB.create: Couldn't create outbound socket.",mcolor,MSG_OOB);
                client::eventDestruct();
                return;
            }
            else {
                trr("LIB_OOB.create: Apparently I opened an outbound socket.",mcolor,MSG_OOB);
                client::eventWrite( begin_packet );
                if( delta && arrayp(delta)) {
                    globalvar = delta;
                    trr("payload type: "+identify(globalvar[0]),"white",MSG_OOB);
                }
                else {
                    trr("no payload","white",MSG_OOB);
                }
            }
        }
    }
    if(client) {
        whoami = "CLIENT";
        trr("LIB_OOB "+file_name()+": I think I am a "
          "%^YELLOW%^%^BOLD%^client%^RESET%^",mcolor,MSG_OOB);
    }
    else {
        whoami = "SOCKET";
        trr("LIB_OOB "+file_name()+": I think I am a "
          "%^CYAN%^%^BOLD%^server%^RESET%^",mcolor,MSG_OOB);
    }
}
void heart_beat(){
    //if nothing resets the counter for 10 minutes, we die
    counter++;
    if(counter == 600){
        if(client) client::eventDestruct();
        else {
            socket_close(this_object()->GetDescriptor());
            eventDestruct();
        }
    }
    if(counter == 601){
        socket::eventDestruct();
        socket_close(this_object()->GetDescriptor());
        eventCloseSocket();
    }
    if(counter == 602){
        destruct();
        socket_close(this_object()->GetDescriptor());
        eventSocketClosed();
    }
}
int eventRead(mixed data) {
    mixed tmp = 0;
    string liblevel = "";
    string mud = OOB_D->FindMud(this_object());
    validate();
    if(sizeof(mud) && (tmp = INTERMUD_D->GetMudList()[mud])){
        if(sscanf(INTERMUD_D->GetMudList()[mud][5],"Dead Souls %s",liblevel) != 1)
            liblevel = tmp[5];
    }
    trr("--\nOOB "+whoami+" READ i am: "+identify(this_object()),mcolor,MSG_OOB);
    trr("OOB "+whoami+" READ i read: "+identify(data)+"\n--",mcolor,MSG_OOB);
    //every time we read something, the inactivity  counter resets
    counter = 0;
    if(data[0] == "oob-begin"){
        socket::eventWrite( ({ "oob-reply","Welcome to the OOB service on "+mud_name() }));
        OOB_D->RequestToken(data[1]);
        OOB_D->RegisterNewIncoming(data[1]);
    }
    if(data[0] == "oob-end"){
        if(sizeof(FilesMap)) eventDumpFiles();
        OOB_D->RemoveIncoming( OOB_D->FindMud(this_object()) );
        if(client) this_object()->eventDestruct();
        else socket::eventCloseSocket();
    }
    if((data[0] == "oob-file-end" || data[0] == "oob-reply" || data[0] == "oob-file-error") 
      && globalvar && arrayp(globalvar)){
        if(globalvar[0] == "oob-file-req"){
            if(stringp(globalvar[1])) {
                client::eventWrite(globalvar);
                globalvar = ({ "oob-file-req", 0 });
            }
            else if(sizeof(globalvar[1])){ 
                client::eventWrite(({"oob-file-req", globalvar[1][0] }));
                globalvar[1] -= ({ globalvar[1][0] });
            }
            else {
                if(sizeof(FilesMap)) eventDumpFiles();
                OOB_D->RemoveIncoming( OOB_D->FindMud(this_object()) );
                if(client) this_object()->eventDestruct();
                else socket::eventCloseSocket();
            }
        }
        else {
            client::eventWrite(globalvar);
        }
    }
    if(data[0] == "oob-test"){
        socket::eventWrite( ({ "oob-reply","This is a test" }));
    }
    if(data[0] == "oob-file"){
        if(!OOB_D->AuthenticateFile(OOB_D->FindMud(this_object()), data[1])){
            client::eventWrite( ({ "oob-file-error","CLIENT I have not asked for this file from you." }) );
            socket::eventWrite( ({ "oob-file-error","SOCKET I have not asked for this file from you." }) );
            return 0;
        }
        if(!FilesMap[data[1]]) FilesMap[data[1]] = ([]);
        if(data[3]) FilesMap[data[1]][data[2]] = data[3];
    }
    if(data[0] == "oob-file-req"){
        string *ok_files = explode(read_file("/secure/upgrades/txt/upgrades.txt"),"\n");
        string sendfile;
        if(file_exists("/secure/upgrades/txt/upgrades."+liblevel)){
            ok_files = explode(read_file("/secure/upgrades/txt/upgrades."+liblevel),"\n");
            if(data[1] == "/secure/upgrades/txt/upgrades.txt") 
                sendfile = "/secure/upgrades/txt/upgrades."+liblevel;
            else sendfile = data[1];
            ok_files += ({ "/secure/upgrades/txt/upgrades."+liblevel });
            ok_files += ({ "/secure/upgrades/txt/mud_info."+liblevel });
        }
        else {
            sendfile = data[1];
            ok_files += ({ "/secure/upgrades/txt/upgrades.txt" });
        }
        if(sendfile == "/secure/sefun/mud_info.c"){
            if(file_exists("/secure/upgrades/txt/mud_info."+liblevel))
                sendfile = "/secure/upgrades/txt/mud_info."+liblevel;
        }
        if(member_array(sendfile,ok_files) == -1 ){
            socket::eventWrite( ({ "oob-file-error","File access denied." }) );
            return 0;
        }
        if(directory_exists(sendfile)){
            socket::eventWrite( ({ "oob-file-error","That's a directory.",sendfile}) );
            return 0;
        }
        if(!OOB_D->AuthenticateReceivedToken(OOB_D->FindMud(this_object()))){
            socket::eventWrite( ({ "oob-file-error","No token found for your mud." }) );
            return 0;
        }
        OOB_D->send_file(sendfile,this_object());
        if(liblevel == "2.3a5")
            socket::eventWrite(({"oob-end", "oob-file send complete." }) );
        else socket::eventWrite(({"oob-file-end", "oob-file send complete." }) );
    }
    if(data[0] == "oob-file-error"){
        if(data[1] == "No token found for your mud."){
            call_out( (: eventWrite(begin_packet) :), 2);
            trr(file_name()+": No auth token yet. Retrying in 2 seconds.",mcolor,MSG_OOB);
        } 
        if(data[1] == "That's a directory."){
            mkdir(data[2]);
            if(mudlib_version() == "2.3a5") client::eventDestruct();
        }
    }    
    if(data[0] == "mail"){
        string *ret = ({ OOB_D->FindMud(this_object()) }) + ( data - ({ data[0] }) );
        REMOTEPOST_D->incoming_post(ret);
        socket::eventWrite( ({ "mail-ack", ([ data[1] : ({}) ]) }) );
    }
    if(data[0] == "mail-ack"){
        foreach(mixed key, mixed val in data[1]){
            REMOTEPOST_D->outgoing_sent(OOB_D->FindMud(this_object()), key);
        }
    }
    return 1;
}
void write_data(mixed arg){
    validate();
    if(base_name(previous_object()) == OOB_D){
        socket::eventWrite(arg);
    }
    else {
    }
    if(arg && arg[0] && arg[0] == "oob-end"){
        client::eventDestruct();
        return;
    }
}
int eventDumpFiles(){
    validate();
    foreach(mixed key, mixed val in FilesMap){
        string fname = DIR_UPGRADES_FILES+"/"+replace_string(key,"/","0^0");
        if(key == DIR_UPGRADES_TXT+"/upgrades.txt") fname = DIR_UPGRADES_TXT+"/list.txt";
        rm(fname);
        OOB_D->RemoveRequestedFile(OOB_D->FindMud(this_object()), key);
        for(int i = 1;i < sizeof(FilesMap[key])+1; i++){
            if(FilesMap[key][i]) write_file(fname,FilesMap[key][i]+"\n");
        }
    }
}