######## FAST PICKUP ROLE ########

modparam("htable", "htable", "fp=>size=32;autoexpire=3600;");

route[ATTEMPT_FAST_PICKUP]
{
    if (!is_method("INVITE")) {
       return;
    }

    $var(replaced_call_id) = "none";

    if($ru =~ "sip:kfp+") {
       $var(Cookie) = $(ru{s.rm,sip:kfp+});
       if($sht(fp=>$var(Cookie)::Call-ID) != $null) {
           $var(replaced_call_id) = $sht(fp=>$var(Cookie)::Call-ID);
           if($hdr(Replaces)!= $null) {
              remove_hf_re("^Replaces");
           }
           append_hf("Replaces: $var(replaced_call_id)\r\n");
           $ru = $sht(fp=>$var(Cookie)::URI);
           $tu = $sht(fp=>$var(Cookie)::URI);
           $du = $sht(fp=>$var(Cookie)::Switch-URI);
           route(EXTERNAL_TO_INTERNAL_RELAY);
           exit();
       }
    }

    if($hdr(Replaces)!= $null) {
       $var(replaced_call_id) = $(hdr(Replaces){s.select,0,;});
    }

    if($var(replaced_call_id) != "none") {
       xlog("L_INFO", "$ci|log|replaces call-id $var(replaced_call_id)");
       $var(amqp_payload_request) = '{"Event-Category" : "call_event" , "Event-Name" : "channel_status_req", "Call-ID" : "' + $var(replaced_call_id) + '", "Active-Only" : true }';
       $var(amqp_routing_key) = "call.status_req." + $(var(replaced_call_id){kz.encode});
       if(kazoo_query("callevt", $var(amqp_routing_key), $var(amqp_payload_request))) {
           $du = $(kzR{kz.json,Switch-URL});
           if($du != $null) {
                xlog("L_INFO", "$ci|log|call-id $var(replaced_call_id) found redirecting call to $du, courtesy of kazoo");
                route(EXTERNAL_TO_INTERNAL_RELAY);
                exit();
           }
       }
    }

    ##### CALL-PARK ####
    if($(ru{uri.user}) =~ "\*3" && $sht(park=>$(ru{uri.user})@$(ru{uri.domain})) != $null) {
       $du = $sht(park=>$(ru{uri.user})@$(ruri{uri.domain}));
       xlog("L_INFO", "$ci|log|redirecting park request to $du");
       if ($hdr(Proxy-Authorization) != $null) {
           xlog("L_INFO", "$ci|log|removed park redirect");
           $sht(park=>$(ru{uri.user})@$(ruri{uri.domain})) = $null;
       }
       route(EXTERNAL_TO_INTERNAL_RELAY);
       exit();
    }


    ##### CALL-PARK IN KAZOO ####
    if($(ru{uri.user}) =~ "\*3" && !($rd =~ "[0-9]{1,3}\.[0-9]{1,3}.[0-9]{1,3}\.[0-9]{1,3}")  ) {
       xlog("L_INFO", "$ci|log|checking park request to $(ru{uri.user})@$(ru{uri.domain})");
       $var(amqp_payload_request) = '{"Event-Category" : "call_event" , "Event-Name" : "query_user_channels_req", "Username" : "$(ru{uri.user})", "Realm" : "$(ru{uri.domain})", "Active-Only" : true }';
       $var(amqp_routing_key) = "call.status_req." + $(var(replaced_call_id){kz.encode});
       if(kazoo_query("callevt", $var(amqp_routing_key), $var(amqp_payload_request))) {
            $du = $(kzR{kz.json,Channels[0].switch_url});
            if($du != $null) {
               xlog("L_INFO", "$ci|log|redirecting park request to $du, courtesy of kazoo");
               route(EXTERNAL_TO_INTERNAL_RELAY);
               exit();
            }
       }
    }
       
}

route[FAST_PICKUP_INIT]
{
    $var(AppName) = $(kzE{kz.json,App-Name});
    if($var(AppName) == "park") {
       $var(Pickup) =  ";kazoo-pickup=true";
    } else {
       $var(Pickup) =  "";
    }
    $sht(fp=>$(kzE{kz.json,Call-Cookie})::Switch-URI) = $(kzE{kz.json,Switch-URI});
    $sht(fp=>$(kzE{kz.json,Call-Cookie})::Call-ID) = $(kzE{kz.json,Target-Call-ID});
    $sht(fp=>$(kzE{kz.json,Call-Cookie})::URI) = "sip:" + $(kzE{kz.json,From-User}) + "@" + $(kzE{kz.json,To-Realm}) + $var(Pickup);
}

# vim: tabstop=4 softtabstop=4 shiftwidth=4 expandtab