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https://github.com/KubaPro010/fm-dx-webserver.git
synced 2026-02-26 22:13:53 +01:00
Not sure which has better code, firmware, or this? This is okay, but toy lang. Firmware was horrible.
This commit is contained in:
@@ -1,213 +1,8 @@
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/* Libraries / Imports */
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const fs = require('fs');
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const https = require('https');
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const koffi = require('koffi');
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const path = require('path');
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const os = require('os');
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const platform = os.platform();
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const cpuArchitecture = os.arch();
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const { configName, serverConfig, configUpdate, configSave } = require('./server_config');
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let unicode_type;
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let shared_Library;
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const { RDSDecoder } = require("./rds.js");
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const { serverConfig } = require('./server_config');
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if (platform === 'win32') {
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unicode_type = 'int16_t';
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arch_type = (cpuArchitecture === 'x64' ? 'mingw64' : 'mingw32');
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shared_Library=path.join(__dirname, "libraries", arch_type, "librdsparser.dll");
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} else if (platform === 'linux') {
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unicode_type = 'int32_t';
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arch_type = (cpuArchitecture === 'x64' ? 'x86_64' :
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(cpuArchitecture === 'ia32' ? 'x86' :
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(cpuArchitecture === 'arm64' ? 'aarch64' : cpuArchitecture)));
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shared_Library=path.join(__dirname, "libraries", arch_type, "librdsparser.so");
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} else if (platform === 'darwin') {
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unicode_type = 'int32_t';
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shared_Library=path.join(__dirname, "libraries", "macos", "librdsparser.dylib");
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}
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const lib = koffi.load(shared_Library);
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const { fetchTx } = require('./tx_search.js');
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koffi.proto('void callback_pi(void *rds, void *user_data)');
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koffi.proto('void callback_pty(void *rds, void *user_data)');
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koffi.proto('void callback_tp(void *rds, void *user_data)');
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koffi.proto('void callback_ta(void *rds, void *user_data)');
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koffi.proto('void callback_ms(void *rds, void *user_data)');
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koffi.proto('void callback_ecc(void *rds, void *user_data)');
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koffi.proto('void callback_country(void *rds, void *user_data)');
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koffi.proto('void callback_af(void *rds, uint32_t af, void *user_data)');
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koffi.proto('void callback_ps(void *rds, void *user_data)');
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koffi.proto('void callback_rt(void *rds, int flag, void *user_data)');
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koffi.proto('void callback_ptyn(void *rds, void *user_data)');
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koffi.proto('void callback_ct(void *rds, void *ct, void *user_data)');
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const rdsparser = {
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new: lib.func('void* rdsparser_new()'),
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free: lib.func('void rdsparser_free(void *rds)'),
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clear: lib.func('void rdsparser_clear(void *rds)'),
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parse_string: lib.func('bool rdsparser_parse_string(void *rds, const char *input)'),
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set_text_correction: lib.func('void rdsparser_set_text_correction(void *rds, uint8_t text, uint8_t type, uint8_t error)'),
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set_text_progressive: lib.func('void rdsparser_set_text_progressive(void *rds, uint8_t string, uint8_t state)'),
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get_pi: lib.func('int32_t rdsparser_get_pi(void *rds)'),
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get_pty: lib.func('int8_t rdsparser_get_pty(void *rds)'),
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get_tp: lib.func('int8_t rdsparser_get_tp(void *rds)'),
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get_ta: lib.func('int8_t rdsparser_get_ta(void *rds)'),
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get_ms: lib.func('int8_t rdsparser_get_ms(void *rds)'),
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get_ecc: lib.func('int16_t rdsparser_get_ecc(void *rds)'),
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get_country: lib.func('int rdsparser_get_country(void *rds)'),
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get_ps: lib.func('void* rdsparser_get_ps(void *rds)'),
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get_rt: lib.func('void* rdsparser_get_rt(void *rds, int flag)'),
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get_ptyn: lib.func('void* rdsparser_get_ptyn(void *rds)'),
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register_pi: lib.func('void rdsparser_register_pi(void *rds, void *cb)'),
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register_pty: lib.func('void rdsparser_register_pty(void *rds, void *cb)'),
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register_tp: lib.func('void rdsparser_register_tp(void *rds, void *cb)'),
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register_ta: lib.func('void rdsparser_register_ta(void *rds, void *cb)'),
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register_ms: lib.func('void rdsparser_register_ms(void *rds, void *cb)'),
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register_ecc: lib.func('void rdsparser_register_ecc(void *rds, void *cb)'),
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register_country: lib.func('void rdsparser_register_country(void *rds, void *cb)'),
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register_af: lib.func('void rdsparser_register_af(void *rds, void *cb)'),
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register_ps: lib.func('void rdsparser_register_ps(void *rds, void *cb)'),
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register_rt: lib.func('void rdsparser_register_rt(void *rds, void *cb)'),
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register_ptyn: lib.func('void rdsparser_register_ptyn(void *rds, void *cb)'),
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register_ct: lib.func('void rdsparser_register_ct(void *rds, void *cb)'),
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string_get_content: lib.func(unicode_type + '* rdsparser_string_get_content(void *string)'),
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string_get_errors: lib.func('uint8_t* rdsparser_string_get_errors(void *string)'),
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string_get_length: lib.func('uint8_t rdsparser_string_get_length(void *string)'),
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ct_get_year: lib.func('uint16_t rdsparser_ct_get_year(void *ct)'),
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ct_get_month: lib.func('uint8_t rdsparser_ct_get_month(void *ct)'),
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ct_get_day: lib.func('uint8_t rdsparser_ct_get_day(void *ct)'),
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ct_get_hour: lib.func('uint8_t rdsparser_ct_get_hour(void *ct)'),
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ct_get_minute: lib.func('uint8_t rdsparser_ct_get_minute(void *ct)'),
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ct_get_offset: lib.func('int8_t rdsparser_ct_get_offset(void *ct)'),
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pty_lookup_short: lib.func('const char* rdsparser_pty_lookup_short(int8_t pty, bool rbds)'),
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pty_lookup_long: lib.func('const char* rdsparser_pty_lookup_long(int8_t pty, bool rbds)'),
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country_lookup_name: lib.func('const char* rdsparser_country_lookup_name(int country)'),
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country_lookup_iso: lib.func('const char* rdsparser_country_lookup_iso(int country)')
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}
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const callbacks = {
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pi: koffi.register(rds => (
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value = rdsparser.get_pi(rds)
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//console.log('PI: ' + value.toString(16).toUpperCase())
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), 'callback_pi*'),
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pty: koffi.register(rds => (
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value = rdsparser.get_pty(rds),
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dataToSend.pty = value
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), 'callback_pty*'),
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tp: koffi.register(rds => (
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value = rdsparser.get_tp(rds),
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dataToSend.tp = value
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), 'callback_tp*'),
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ta: koffi.register(rds => (
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value = rdsparser.get_ta(rds),
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dataToSend.ta = value
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), 'callback_ta*'),
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ms: koffi.register(rds => (
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value = rdsparser.get_ms(rds),
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dataToSend.ms = value
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), 'callback_ms*'),
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af: koffi.register((rds, value) => (
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dataToSend.af.push(value)
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), 'callback_af*'),
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ecc: koffi.register(rds => (
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value = rdsparser.get_ecc(rds),
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dataToSend.ecc = value
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), 'callback_ecc*'),
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country: koffi.register(rds => (
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value = rdsparser.get_country(rds),
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display = rdsparser.country_lookup_name(value),
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iso = rdsparser.country_lookup_iso(value),
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dataToSend.country_name = display,
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dataToSend.country_iso = iso
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), 'callback_country*'),
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ps: koffi.register(rds => (
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ps = rdsparser.get_ps(rds),
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dataToSend.ps = decode_unicode(ps),
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dataToSend.ps_errors = decode_errors(ps)
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), 'callback_ps*'),
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rt: koffi.register((rds, flag) => {
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const rt = rdsparser.get_rt(rds, flag);
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if (flag === 0) {
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dataToSend.rt0 = decode_unicode(rt);
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dataToSend.rt0_errors = decode_errors(rt);
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}
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if (flag === 1) {
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dataToSend.rt1 = decode_unicode(rt);
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dataToSend.rt1_errors = decode_errors(rt);
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}
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dataToSend.rt_flag = flag;
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}, 'callback_rt*'),
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ptyn: koffi.register((rds, flag) => (
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value = decode_unicode(rdsparser.get_ptyn(rds))
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/*console.log('PTYN: ' + value)*/
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), 'callback_ptyn*'),
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ct: koffi.register((rds, ct) => (
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year = rdsparser.ct_get_year(ct),
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month = String(rdsparser.ct_get_month(ct)).padStart(2, '0'),
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day = String(rdsparser.ct_get_day(ct)).padStart(2, '0'),
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hour = String(rdsparser.ct_get_hour(ct)).padStart(2, '0'),
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minute = String(rdsparser.ct_get_minute(ct)).padStart(2, '0'),
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offset = rdsparser.ct_get_offset(ct),
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tz_sign = (offset >= 0 ? '+' : '-'),
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tz_hour = String(Math.abs(Math.floor(offset / 60))).padStart(2, '0'),
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tz_minute = String(Math.abs(offset % 60)).padStart(2, '0')
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//console.log('CT: ' + year + '-' + month + '-' + day + ' ' + hour + ':' + minute + ' (' + tz_sign + tz_hour + ':' + tz_minute + ')')
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), 'callback_ct*')
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};
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let rds = rdsparser.new()
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rdsparser.set_text_correction(rds, 0, 0, 2);
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rdsparser.set_text_correction(rds, 0, 1, 2);
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rdsparser.set_text_correction(rds, 1, 0, 2);
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rdsparser.set_text_correction(rds, 1, 1, 2);
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rdsparser.set_text_progressive(rds, 0, 1)
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rdsparser.set_text_progressive(rds, 1, 1)
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rdsparser.register_pi(rds, callbacks.pi);
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rdsparser.register_pty(rds, callbacks.pty);
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rdsparser.register_tp(rds, callbacks.tp);
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rdsparser.register_ta(rds, callbacks.ta);
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rdsparser.register_ms(rds, callbacks.ms);
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rdsparser.register_ecc(rds, callbacks.ecc);
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rdsparser.register_country(rds, callbacks.country);
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rdsparser.register_af(rds, callbacks.af);
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rdsparser.register_ps(rds, callbacks.ps);
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rdsparser.register_rt(rds, callbacks.rt);
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rdsparser.register_ptyn(rds, callbacks.ptyn);
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rdsparser.register_ct(rds, callbacks.ct);
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const decode_unicode = function(string) {
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let length = rdsparser.string_get_length(string);
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if (length) {
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let content = rdsparser.string_get_content(string);
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let array = koffi.decode(content, unicode_type + ' [' + length + ']');
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return String.fromCodePoint.apply(String, array);
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}
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return '';
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};
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const decode_errors = function(string) {
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let length = rdsparser.string_get_length(string);
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if (length) {
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let errors = rdsparser.string_get_errors(string);
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let array = koffi.decode(errors, 'uint8_t [' + length + ']');
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return Uint8Array.from(array).toString();
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}
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return '';
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};
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const updateInterval = 75;
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// Initialize the data object
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@@ -251,6 +46,8 @@ var dataToSend = {
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users: 0,
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};
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const rdsdec = new RDSDecoder(dataToSend);
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const filterMappings = {
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'G11': { eq: 1, ims: 1 },
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'G01': { eq: 0, ims: 1 },
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@@ -264,8 +61,6 @@ var lastUpdateTime = Date.now();
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const initialData = { ...dataToSend };
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const resetToDefault = dataToSend => Object.assign(dataToSend, initialData);
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// Serialport reconnect variables
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const ServerStartTime = process.hrtime();
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var serialportUpdateTime = process.hrtime();
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let checkSerialport = false;
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let rdsTimeoutTimer = null;
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@@ -283,7 +78,7 @@ function rdsReceived() {
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function rdsReset() {
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resetToDefault(dataToSend);
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dataToSend.af.length = 0;
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rdsparser.clear(rds);
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rdsdec.clear();
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if (rdsTimeoutTimer) {
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clearTimeout(rdsTimeoutTimer);
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rdsTimeoutTimer = null;
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@@ -307,17 +102,13 @@ function handleData(wss, receivedData, rdsWss) {
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rdsReceived();
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modifiedData = receivedLine.slice(1);
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legacyRdsPiBuffer = modifiedData;
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if (dataToSend.pi.length >= modifiedData.length || dataToSend.pi == '?') {
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dataToSend.pi = modifiedData;
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}
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if (dataToSend.pi.length >= modifiedData.length || dataToSend.pi == '?') dataToSend.pi = modifiedData;
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break;
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case receivedLine.startsWith('T'): // Frequency
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modifiedData = receivedLine.substring(1).split(",")[0];
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rdsReset();
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if((modifiedData / 1000).toFixed(3) == dataToSend.freq) {
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return; // Prevent tune spamming using scrollwheel
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}
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if((modifiedData / 1000).toFixed(3) == dataToSend.freq) return; // Prevent tune spamming using scrollwheel
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parsedValue = parseFloat(modifiedData);
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@@ -360,8 +151,8 @@ function handleData(wss, receivedData, rdsWss) {
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processSignal(receivedLine, true, true);
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break;
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case receivedLine.startsWith('SM'):
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processSignal(receivedLine, false, true);
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break;
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processSignal(receivedLine, false, true);
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break;
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case receivedLine.startsWith('R'): // RDS HEX
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rdsReceived();
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modifiedData = receivedLine.slice(1);
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@@ -372,8 +163,7 @@ function handleData(wss, receivedData, rdsWss) {
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var errorsNew = 0;
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var pi;
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if (legacyRdsPiBuffer !== null &&
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legacyRdsPiBuffer.length >= 4) {
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if(legacyRdsPiBuffer !== null && legacyRdsPiBuffer.length >= 4) {
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pi = legacyRdsPiBuffer.slice(0, 4);
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// PI message does not carry explicit information about
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// error correction, but this is a good substitute.
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@@ -404,7 +194,7 @@ function handleData(wss, receivedData, rdsWss) {
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client.send(finalBuffer);
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});
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rdsparser.parse_string(rds, modifiedData);
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rdsdec.decodeGroup(parseInt(modifiedData.slice(0, 4), 16), parseInt(modifiedData.slice(4, 8), 16), parseInt(modifiedData.slice(8, 12), 16), parseInt(modifiedData.slice(12, 16), 16));
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legacyRdsPiBuffer = null;
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break;
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}
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@@ -434,15 +224,15 @@ function handleData(wss, receivedData, rdsWss) {
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console.log("Error fetching Tx info:", error);
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});
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// Send the updated data to the client
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const dataToSendJSON = JSON.stringify(dataToSend);
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if (currentTime - lastUpdateTime >= updateInterval) {
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wss.clients.forEach((client) => {
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client.send(dataToSendJSON);
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});
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lastUpdateTime = Date.now();
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serialportUpdateTime = process.hrtime();
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}
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// Send the updated data to the client
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const dataToSendJSON = JSON.stringify(dataToSend);
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if (currentTime - lastUpdateTime >= updateInterval) {
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wss.clients.forEach((client) => {
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client.send(dataToSendJSON);
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});
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lastUpdateTime = Date.now();
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serialportUpdateTime = process.hrtime();
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}
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}
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// Serialport retry code when port is open but communication is lost (additional code in index.js)
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@@ -469,10 +259,7 @@ async function checkSerialPortStatus() {
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while (!checkSerialport) {
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const ServerElapsedSeconds = process.hrtime(ServerStartTime)[0];
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if (ServerElapsedSeconds > 10) {
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checkSerialport = true;
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}
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if (ServerElapsedSeconds > 10) checkSerialport = true;
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await new Promise(resolve => setTimeout(resolve, 100));
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}
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}
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@@ -507,11 +294,8 @@ function processSignal(receivedData, st, stForced) {
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// Convert highestSignal to a number for comparison
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var highestSignal = parseFloat(dataToSend.sigTop);
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if (signal > highestSignal) {
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dataToSend.sigTop = signal.toString(); // Convert back to string for consistency
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}
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}
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if (signal > highestSignal) dataToSend.sigTop = signal.toString(); // Convert back to string for consistency
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}
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}
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module.exports = {
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