Parse APRS location from packets that have that information.

This commit is contained in:
mattbk
2025-10-24 23:16:19 -05:00
parent f452e72ef9
commit d353b1b055
2 changed files with 59 additions and 1 deletions

View File

@@ -8,6 +8,8 @@ authors = ["Chris, N6CTA <mail@n6cta.com>"]
anyhow = "1.0" anyhow = "1.0"
chrono = "0.4" chrono = "0.4"
clap = { version = "4", features = ["derive"] } clap = { version = "4", features = ["derive"] }
rand = "0.9.2"
regex = "1.12.2"
reqwest = { version = "0.12.24", features = ["json", "blocking"] } reqwest = { version = "0.12.24", features = ["json", "blocking"] }
serde_json = "1.0.145" serde_json = "1.0.145"
socket2 = "0.5" socket2 = "0.5"

View File

@@ -12,6 +12,9 @@ use std::net::UdpSocket;
use std::net::Ipv4Addr; use std::net::Ipv4Addr;
use serde_json::json; use serde_json::json;
use reqwest; use reqwest;
use regex::Regex;
use rand::Rng;
/// Validate that the provided port string can be parsed into a u16 and is nonzero. /// Validate that the provided port string can be parsed into a u16 and is nonzero.
fn validate_port(port: &str) -> Result<u16, String> { fn validate_port(port: &str) -> Result<u16, String> {
@@ -396,6 +399,9 @@ fn handle_frame(frame: &AgwFrame, cli: &Cli, buffers: &mut BufferManager) {
} else { } else {
basic_destination.clone() basic_destination.clone()
}; };
// Extract location from APRS format
let (lat, lon) = aprs_loc(&text);
//println!("{}, {}", lat, lon);
// Ignore frames where the basic destination contains "NODES" (caseinsensitive). // Ignore frames where the basic destination contains "NODES" (caseinsensitive).
if basic_destination.to_uppercase().contains("NODES") { if basic_destination.to_uppercase().contains("NODES") {
@@ -437,6 +443,8 @@ fn handle_frame(frame: &AgwFrame, cli: &Cli, buffers: &mut BufferManager) {
"de_call": &spotter, "de_call": &spotter,
"freq": &freq, "freq": &freq,
"comment": &text, "comment": &text,
"dx_latitude": &lat,
"dx_longitude": &lon,
"mode": "PKT", "mode": "PKT",
"mode_type": "DATA", "mode_type": "DATA",
"mode_source": "SPOT", "mode_source": "SPOT",
@@ -446,6 +454,7 @@ fn handle_frame(frame: &AgwFrame, cli: &Cli, buffers: &mut BufferManager) {
let res = client.post(spothole_url) let res = client.post(spothole_url)
.json(&packet) .json(&packet)
.send(); .send();
println!("sent = {}", packet);
println!("res = {res:?}"); println!("res = {res:?}");
@@ -461,7 +470,9 @@ fn handle_frame(frame: &AgwFrame, cli: &Cli, buffers: &mut BufferManager) {
"source": &source, "source": &source,
"spotter": &spotter, "spotter": &spotter,
"summary": &summary, "summary": &summary,
"text": &text, "text": &text,
"dx_latitude": &lat,
"dx_longitude": &lon,
"freq": &freq, "freq": &freq,
"timestamp": SystemTime::now().duration_since(UNIX_EPOCH).unwrap().as_secs(), "timestamp": SystemTime::now().duration_since(UNIX_EPOCH).unwrap().as_secs(),
"type": "data" "type": "data"
@@ -569,4 +580,49 @@ fn main() -> Result<()> {
println!("Disconnected. Reconnecting in {} ms...", reconnect_delay_ms); println!("Disconnected. Reconnecting in {} ms...", reconnect_delay_ms);
sleep(Duration::from_millis(reconnect_delay_ms)); sleep(Duration::from_millis(reconnect_delay_ms));
} }
}
fn aprs_loc(packet: &str) -> (f64, f64) {
// Capture different pieces of the location stringf
let re_loc = Regex::new(r"(?P<latd>\d{2})(?P<latm>[\d ]{2}\.[\d ]{2})(?P<ns>[nsNS])/(?P<lond>\d{3})(?P<lonm>[\d ]{2}\.[\d ]{2})(?P<ew>[ewEW])").unwrap();
// Only proceed if there were captures
match re_loc.captures(&packet) {
Some(_caps) => {
// Break captures into named values
let loc = re_loc.captures(&packet).unwrap();
// Initiate randomness for ambiguity..
let mut rng = rand::rng();
// Convert to decimal degrees. If ambiguity spaces are included (see APRS spec), replace them with random digits.
let mut lat_dec: f64 = &loc["latd"].trim().parse().expect("Expects a number!") + (&loc["latm"].replace(" ", &rng.random_range(0..9).to_string()).trim().parse().expect("Expects a number!") / 60.0);
// If south, make negative
if &loc["ns"] == "S" {
lat_dec = lat_dec * -1.0
}
// TODO if there are spaces in loc["latm"], the same spaces need to be in loc["lonm"] for proper ambiguity according to APRS spec
let mut lon_dec: f64 = &loc["lond"].trim().parse().expect("Expects a number!") + (&loc["lonm"].replace(" ", &rng.random_range(0..9).to_string()).trim().parse().expect("Expects a number!") / 60.0);
// If west, make negative
if &loc["ew"] == "W" {
lon_dec = lon_dec * -1.0
}
// String to paste into map for testing
//println!("{}, {}", lat_dec, lon_dec);
// Return
(lat_dec, lon_dec)
}
// Otherwise if there were no captures, return bad data
None => {
// The regex did not match. Deal with it here!
(-9999.0_f64, -9999.0_f64)
}
}
} }