';
}
echo $r;
}
public function get_tle_for_predict() {
$input_sat = (array) ($this->security->xss_clean($this->input->post('sat')) ?? []);
$this->load->model('satellite_model');
$tles=[];
$satellites = $this->satellite_model->get_all_satellites_with_tle();
foreach ($satellites as $sat) { // Loop through known SATs
if ( (count($input_sat) > 0) && !((count($input_sat) == 1) && (($input_sat[0] ?? '') == '')) ) { // User wants specific SATs (which isn't "All" or empty)??
if (in_array($sat->satname,$input_sat)) {
$tles[]=$this->satellite_model->get_tle($sat->satname);
} else {
continue;
}
} else { // No specific SAT, but all
$tles[]=$this->satellite_model->get_tle($sat->satname);
}
}
return $tles;
}
function calcPasses($sat_tles, $yourgrid, $date, $mintime, $minelevation, $timezone = 'UTC') {
require_once "./src/predict/Predict.php";
require_once "./src/predict/Predict/Sat.php";
require_once "./src/predict/Predict/QTH.php";
require_once "./src/predict/Predict/Time.php";
require_once "./src/predict/Predict/TLE.php";
// The observer or groundstation is called QTH in ham radio terms
$predict = new Predict();
$qth = new Predict_QTH();
$qth->alt = 100;
$strQRA = $yourgrid;
if ((strlen($strQRA) % 2 == 0) && (strlen($strQRA) <= 10)) { // Check if QRA is EVEN (the % 2 does that) and smaller/equal 8
$strQRA = strtoupper($strQRA);
if (strlen($strQRA) == 4) $strQRA .= "LL"; // Only 4 Chars? Fill with center "LL" as only A-R allowed
if (strlen($strQRA) == 6) $strQRA .= "55"; // Only 6 Chars? Fill with center "55"
if (strlen($strQRA) == 8) $strQRA .= "LL"; // Only 8 Chars? Fill with center "LL" as only A-R allowed
if (!preg_match('/^[A-R]{2}[0-9]{2}[A-X]{2}[0-9]{2}[A-X]{2}$/', $strQRA)) {
return false;
}
}
if(!$this->load->is_loaded('Qra')) {
$this->load->library('Qra');
}
$homecoordinates = $this->qra->qra2latlong($yourgrid);
$qth->lat = $homecoordinates[0];
$qth->lon = $homecoordinates[1];
$filtered=[];
foreach ($sat_tles as $sat_tle) {
try {
$temp = preg_split('/\n/', $sat_tle->tle);
$tle = new Predict_TLE($sat_tle->satellite, $temp[0], $temp[1]); // Instantiate it
$sat = new Predict_Sat($tle); // Load up the satellite data
$now = $this->get_daynum_from_date($date)+($mintime/24); // get the current time as Julian Date (daynum)
// You can modify some preferences in Predict(), the defaults are below
//
$predict->minEle = intval($minelevation); // Minimum elevation for a pass
$predict->timeRes = 1; // Pass details: time resolution in seconds
$predict->numEntries = 20; // Pass details: number of entries per pass
// $predict->threshold = -6; // Twilight threshold (sun must be at this lat or lower)
// Get the passes and filter visible only, takes about 4 seconds for 10 days
$results = $predict->get_passes($sat, $qth, $now, 1);
$all_of_sat = $predict->filterVisiblePasses($results);
array_push($filtered, ...$all_of_sat);
} catch (\Throwable $th) {
log_message("Error", "Exception while calculating passes for SAT ".$sat_tle->satellite);
}
}
$sortKey = array_column($filtered, 'aos');
array_multisort($sortKey, SORT_ASC, $filtered);
// Get Date format
if ($this->session->userdata('user_date_format')) {
// If Logged in and session exists
$custom_date_format = $this->session->userdata('user_date_format');
} else {
// Get Default date format from /config/wavelog.php
$custom_date_format = $this->config->item('qso_date_format');
}
$data['format'] = $custom_date_format . ' H:i:s';
$data['filtered'] = $filtered;
$data['zone'] = $timezone;
return $data;
}
function calcPass($sat_tle, $yourgrid, $date, $mintime, $minelevation, $timezone = 'UTC') {
require_once "./src/predict/Predict.php";
require_once "./src/predict/Predict/Sat.php";
require_once "./src/predict/Predict/QTH.php";
require_once "./src/predict/Predict/Time.php";
require_once "./src/predict/Predict/TLE.php";
// The observer or groundstation is called QTH in ham radio terms
$predict = new Predict();
$qth = new Predict_QTH();
$qth->alt = 100;
$strQRA = $yourgrid;
if ((strlen($strQRA) % 2 == 0) && (strlen($strQRA) <= 10)) { // Check if QRA is EVEN (the % 2 does that) and smaller/equal 8
$strQRA = strtoupper($strQRA);
if (strlen($strQRA) == 4) $strQRA .= "LL"; // Only 4 Chars? Fill with center "LL" as only A-R allowed
if (strlen($strQRA) == 6) $strQRA .= "55"; // Only 6 Chars? Fill with center "55"
if (strlen($strQRA) == 8) $strQRA .= "LL"; // Only 8 Chars? Fill with center "LL" as only A-R allowed
if (!preg_match('/^[A-R]{2}[0-9]{2}[A-X]{2}[0-9]{2}[A-X]{2}$/', $strQRA)) {
return false;
}
}
if(!$this->load->is_loaded('Qra')) {
$this->load->library('Qra');
}
$homecoordinates = $this->qra->qra2latlong($yourgrid);
$qth->lat = $homecoordinates[0];
$qth->lon = $homecoordinates[1];
$temp = preg_split('/\n/', $sat_tle->tle);
$tle = new Predict_TLE($sat_tle->satellite, $temp[0], $temp[1]); // Instantiate it
$sat = new Predict_Sat($tle); // Load up the satellite data
$now = $this->get_daynum_from_date($date)+($mintime/24); // get the current time as Julian Date (daynum)
// You can modify some preferences in Predict(), the defaults are below
//
$predict->minEle = intval($minelevation); // Minimum elevation for a pass
$predict->timeRes = 1; // Pass details: time resolution in seconds
$predict->numEntries = 20; // Pass details: number of entries per pass
// $predict->threshold = -6; // Twilight threshold (sun must be at this lat or lower)
// Get the passes and filter visible only, takes about 4 seconds for 10 days
$results = $predict->get_passes($sat, $qth, $now, 1);
$filtered = $predict->filterVisiblePasses($results);
// Get Date format
if ($this->session->userdata('user_date_format')) {
// If Logged in and session exists
$custom_date_format = $this->session->userdata('user_date_format');
} else {
// Get Default date format from /config/wavelog.php
$custom_date_format = $this->config->item('qso_date_format');
}
$data['format'] = $custom_date_format . ' H:i:s';
$data['filtered'] = $filtered;
$data['zone'] = $timezone;
return $data;
}
function calcSkedPasses($tles) {
$overlaps=[];
foreach ($tles as $tle) {
$yourgrid = $this->security->xss_clean($this->input->post('yourgrid'));
$date = $this->security->xss_clean($this->input->post('date'));
$mintime = $this->security->xss_clean($this->input->post('mintime'));
$minelevation = $this->security->xss_clean($this->input->post('minelevation'));
$homePass = $this->calcPass($tle, $yourgrid, $date, $mintime, $minelevation);
$skedgrid = $this->security->xss_clean($this->input->post('skedgrid'));
$minskedelevation = $this->security->xss_clean($this->input->post('minskedelevation'));
$skedPass = $this->calcPass($tle, $skedgrid, $date, $mintime, $minskedelevation);
// Get Date format
if ($this->session->userdata('user_date_format')) {
// If Logged in and session exists
$custom_date_format = $this->session->userdata('user_date_format');
} else {
// Get Default date format from /config/wavelog.php
$custom_date_format = $this->config->item('qso_date_format');
}
$data['format'] = $custom_date_format . ' H:i:s';
array_push($overlaps, ...$this->findOverlaps($homePass, $skedPass));
}
usort($overlaps, function($a, $b) {
return $a['grid1']->aos <=> $b['grid1']->aos;
});
$data['overlaps'] = $overlaps;
$data['yourgrid'] = $yourgrid;
$data['skedgrid'] = $skedgrid;
$data['date'] = $date;
$data['custom_date_format'] = $custom_date_format;
$this->load->view('satellite/skedtable', $data);
}
function findOverlaps($homePass, $skedPass) {
$overlaps = []; // Store overlapping passes
foreach ($homePass['filtered'] as $pass1) {
foreach ($skedPass['filtered'] as $pass2) {
if ($this->checkOverlap($pass1, $pass2)) {
$overlaps[] = [
'grid1' => $pass1,
'grid2' => $pass2
];
}
}
}
return $overlaps;
}
function checkOverlap($pass1, $pass2) {
// Calculate the overlap condition
$start = max($pass1->visible_aos, $pass2->visible_aos); // Latest start time
$end = min($pass1->visible_los, $pass2->visible_los); // Earliest end time
return $start <= $end; // True if intervals overlap
}
public static function get_daynum_from_date($date) {
// Convert a Y-m-d date to a day number
// Convert date to Unix timestamp
$timestamp = strtotime($date);
if ($timestamp === false) {
throw new Exception("Invalid date format. Expected Y-m-d.");
}
// Calculate the day number
return Predict_Time::unix2daynum($timestamp, 0);
}
public function getSatelliteInfo() {
if($this->session->userdata('user_date_format')) {
// If Logged in and session exists
$custom_date_format = $this->session->userdata('user_date_format');
} else {
// Get Default date format from /config/wavelog.php
$custom_date_format = $this->config->item('qso_date_format');
}
$data['custom_date_format'] = $custom_date_format;
$satname = $this->security->xss_clean($this->input->post('sat', true));
$this->load->model('satellite_model');
$data['satinfo'] = $this->satellite_model->get_satellite_information($satname);
$this->load->view('satellite/satinfo', $data);
}
public function editTleDialog() {
if($this->session->userdata('user_date_format')) {
// If Logged in and session exists
$custom_date_format = $this->session->userdata('user_date_format');
} else {
// Get Default date format from /config/wavelog.php
$custom_date_format = $this->config->item('qso_date_format');
}
$data['custom_date_format'] = $custom_date_format;
$id = $this->security->xss_clean($this->input->post('id', true));
$this->load->model('satellite_model');
$data['satinfo'] = $this->satellite_model->getsatellite($id)->result();
$data['tleinfo'] = $this->satellite_model->get_tle($data['satinfo'][0]->name);
$this->load->view('satellite/tleinfo', $data);
}
public function deleteTle() {
if(!$this->user_model->authorize(99)) { $this->session->set_flashdata('error', __("You're not allowed to do that!")); redirect('dashboard'); }
$id = $this->input->post('id', true);
$this->load->model('satellite_model');
$data['satinfo'] = $this->satellite_model->deleteTle($id);
}
public function saveTle() {
if(!$this->user_model->authorize(99)) { $this->session->set_flashdata('error', __("You're not allowed to do that!")); redirect('dashboard'); }
$id = $this->input->post('id', true);
$tle = $this->input->post('tle', true);
$this->load->model('satellite_model');
$this->satellite_model->saveTle($id, $tle);
}
}