load->is_loaded('Genfunctions')) {
$this->load->library('Genfunctions');
}
}
/*
* Fetches a list of all dxcc's, both current and deleted
*/
function list() {
$this->db->order_by('name', 'ASC');
return $this->db->get('dxcc_entities');
}
/*
* Fetches a list of all current dxcc's (non-deleted)
*/
function list_current($orderer = 'name') {
$this->db->where('end', null);
$this->db->where('adif !=', 0);
if ($orderer == 'name') {
$this->db->order_by('name', 'ASC');
} elseif ($orderer == 'prefix') {
$this->db->order_by('prefix', 'ASC');
}
return $this->db->get('dxcc_entities');
}
function get_dxcc_array($dxccArray, $bands, $postdata, $location_list, $map = false) {
$qsl = $this->genfunctions->gen_qsl_from_postdata($postdata);
// Initialize matrix with all DXCC entities
foreach ($dxccArray as $dxcc) {
$adif = $dxcc->adif ?? '0';
$name = $dxcc->name ?? '';
$prefix = $dxcc->prefix ?? '';
$enddate = $dxcc->end ?? null;
if ($adif == '0') {
$dxccMatrix[$adif]['name'] = $name;
} else {
$dxccMatrix[$adif]['name'] = ucwords(strtolower($name), "- (/");
}
$dxccMatrix[$adif]['prefix'] = $prefix;
if ($postdata['includedeleted']) {
$dxccMatrix[$adif]['Deleted'] = isset($enddate) ? 1 : 0;
}
// Initialize all bands to dash
foreach ($bands as $band) {
$dxccMatrix[$adif][$band] = '-';
}
}
// Initialize summary counters only for the bands passed in
foreach ($bands as $band) {
$summary['worked'][$band] = 0;
$summary['confirmed'][$band] = 0;
}
$summary['worked']['Total'] = 0;
$summary['confirmed']['Total'] = 0;
// Track unique DXCC/band combinations for totals
$workedDxccs = []; // [band][dxcc] => true
$confirmedDxccs = []; // [band][dxcc] => true
// Track worked status for each DXCC
$dxccWorkedStatus = []; // [dxcc] => count
// Create a lookup array for valid bands
$validBands = array_flip($bands);
// Get all DXCC data in efficient queries
$dxccData = $this->getDxccData($location_list, $postdata);
$dxccDataSat = $this->getDxccDataSat($location_list, $postdata);
foreach ($dxccData as $dxcc) {
// Skip if this band is not in our requested bands list
if (!isset($validBands[$dxcc->col_band])) {
continue;
}
// Track worked status for this DXCC
if (!isset($dxccWorkedStatus[$dxcc->dxcc])) {
$dxccWorkedStatus[$dxcc->dxcc] = 0;
}
$dxccWorkedStatus[$dxcc->dxcc]++;
// Check if confirmed based on the confirmation types selected in postdata
$isConfirmed = false;
$confirmationLetters = '';
if (isset($postdata['qsl']) && $postdata['qsl'] == 1 && $dxcc->qsl > 0) {
$isConfirmed = true;
$confirmationLetters .= 'Q';
}
if (isset($postdata['lotw']) && $postdata['lotw'] == 1 && $dxcc->lotw > 0) {
$isConfirmed = true;
$confirmationLetters .= 'L';
}
if (isset($postdata['eqsl']) && $postdata['eqsl'] == 1 && $dxcc->eqsl > 0) {
$isConfirmed = true;
$confirmationLetters .= 'E';
}
if (isset($postdata['qrz']) && $postdata['qrz'] == 1 && $dxcc->qrz > 0) {
$isConfirmed = true;
$confirmationLetters .= 'Z';
}
if (isset($postdata['clublog']) && $postdata['clublog'] == 1 && $dxcc->clublog > 0) {
$isConfirmed = true;
$confirmationLetters .= 'C';
}
if ($isConfirmed) {
$dxccMatrix[$dxcc->dxcc][$dxcc->col_band] = '';
// Track confirmed DXCCs for summary
if (!isset($confirmedDxccs[$dxcc->col_band][$dxcc->dxcc])) {
$confirmedDxccs[$dxcc->col_band][$dxcc->dxcc] = true;
$summary['confirmed'][$dxcc->col_band]++;
}
} else {
$dxccMatrix[$dxcc->dxcc][$dxcc->col_band] = '';
}
// Track worked DXCCs for summary
if (!isset($workedDxccs[$dxcc->col_band][$dxcc->dxcc])) {
$workedDxccs[$dxcc->col_band][$dxcc->dxcc] = true;
$summary['worked'][$dxcc->col_band]++;
}
}
foreach ($dxccDataSat as $dxcc) {
// Skip if this band is not in our requested bands list
if (!isset($validBands[$dxcc->col_band])) {
continue;
}
// Ensure string key for consistency
$dxccKey = (string)$dxcc->dxcc;
// Track worked status for this DXCC
if (!isset($dxccWorkedStatus[$dxccKey])) {
$dxccWorkedStatus[$dxccKey] = 0;
}
$dxccWorkedStatus[$dxccKey]++;
// Check if confirmed based on the confirmation types selected in postdata
$isConfirmed = false;
$confirmationLetters = '';
if (isset($postdata['qsl']) && $postdata['qsl'] == 1 && $dxcc->qsl > 0) {
$isConfirmed = true;
$confirmationLetters .= 'Q';
}
if (isset($postdata['lotw']) && $postdata['lotw'] == 1 && $dxcc->lotw > 0) {
$isConfirmed = true;
$confirmationLetters .= 'L';
}
if (isset($postdata['eqsl']) && $postdata['eqsl'] == 1 && $dxcc->eqsl > 0) {
$isConfirmed = true;
$confirmationLetters .= 'E';
}
if (isset($postdata['qrz']) && $postdata['qrz'] == 1 && $dxcc->qrz > 0) {
$isConfirmed = true;
$confirmationLetters .= 'Z';
}
if (isset($postdata['clublog']) && $postdata['clublog'] == 1 && $dxcc->clublog > 0) {
$isConfirmed = true;
$confirmationLetters .= 'C';
}
if ($isConfirmed) {
$dxccMatrix[$dxccKey][$dxcc->col_band] = '';
// Track confirmed DXCCs for summary
if (!isset($confirmedDxccs[$dxcc->col_band][$dxccKey])) {
$confirmedDxccs[$dxcc->col_band][$dxccKey] = true;
$summary['confirmed'][$dxcc->col_band]++;
}
} else {
$dxccMatrix[$dxccKey][$dxcc->col_band] = '';
}
// Track worked DXCCs for summary
if (!isset($workedDxccs[$dxcc->col_band][$dxccKey])) {
$workedDxccs[$dxcc->col_band][$dxccKey] = true;
$summary['worked'][$dxcc->col_band]++;
}
}
// Calculate totals across all bands (excluding SAT)
$totalWorkedDxccs = [];
$totalConfirmedDxccs = [];
foreach ($workedDxccs as $band => $dxccs) {
foreach ($dxccs as $dxcc => $true) {
if (!isset($totalWorkedDxccs[$dxcc])) {
$totalWorkedDxccs[$dxcc] = true;
if ($band === 'SAT') {
continue;
}
$totalWorkedDxccsExSat[$dxcc] = true;
$summary['worked']['Total']++;
}
}
}
foreach ($confirmedDxccs as $band => $dxccs) {
foreach ($dxccs as $dxcc => $true) {
if (!isset($totalConfirmedDxccs[$dxcc])) {
$totalConfirmedDxccs[$dxcc] = true;
if ($band === 'SAT') {
continue;
}
$totalConfirmedDxccsExSat[$dxcc] = true; // For calculating total worked excluding SAT
$summary['confirmed']['Total']++;
}
}
}
// Remove DXCCs based on postdata filters
foreach ($dxccMatrix as $dxcc => $data) {
// Remove not-worked DXCCs if filter is disabled
if ($postdata['notworked'] == NULL && !isset($dxccWorkedStatus[$dxcc])) {
unset($dxccMatrix[$dxcc]);
continue;
}
// Remove worked-only DXCCs if filter is disabled
if ($postdata['worked'] == NULL && isset($dxccWorkedStatus[$dxcc]) && !isset($totalConfirmedDxccs[$dxcc])) {
unset($dxccMatrix[$dxcc]);
continue;
}
// Remove confirmed DXCCs if filter is disabled
if ($postdata['confirmed'] == NULL && isset($totalConfirmedDxccs[$dxcc])) {
unset($dxccMatrix[$dxcc]);
continue;
}
}
// If this is for the map, return simplified format
if ($map) {
$mapDxccs = [];
if ($bands[0] == 'SAT') {
foreach ($dxccMatrix as $dxcc => $data) {
if (isset($confirmedDxccs['SAT'][$dxcc])) {
$mapDxccs[$dxcc] = 'C'; // Confirmed
} elseif (isset($workedDxccs['SAT'][$dxcc])) {
$mapDxccs[$dxcc] = 'W'; // Worked but not confirmed
} else {
$mapDxccs[$dxcc] = '-'; // Not worked
}
}
} else {
foreach ($dxccMatrix as $dxcc => $data) {
if (isset($totalConfirmedDxccsExSat[$dxcc])) {
$mapDxccs[$dxcc] = 'C'; // Confirmed
} elseif (isset($totalWorkedDxccsExSat[$dxcc])) {
$mapDxccs[$dxcc] = 'W'; // Worked but not confirmed
} else {
$mapDxccs[$dxcc] = '-'; // Not worked
}
}
}
return $mapDxccs;
}
if (isset($dxccMatrix)) {
// Return both the matrix data and summary
return ['matrix' => $dxccMatrix, 'summary' => $summary];
} else {
return 0;
}
}
/*
* Gets all DXCC data with confirmation status in efficient query using MAX aggregation
*/
function getDxccData($location_list, $postdata) {
$bindings = [];
$sql = "SELECT thcv.col_dxcc as dxcc, thcv.col_band,
MAX(case when thcv.col_lotw_qsl_rcvd ='Y' then 1 else 0 end) as lotw,
MAX(case when thcv.col_qsl_rcvd = 'Y' then 1 else 0 end) as qsl,
MAX(case when thcv.col_eqsl_qsl_rcvd = 'Y' then 1 else 0 end) as eqsl,
MAX(case when thcv.COL_QRZCOM_QSO_DOWNLOAD_STATUS= 'Y' then 1 else 0 end) as qrz,
MAX(case when thcv.COL_CLUBLOG_QSO_DOWNLOAD_STATUS = 'Y' then 1 else 0 end) as clublog
FROM " . $this->config->item('table_name') . " thcv
join dxcc_entities on thcv.col_dxcc = dxcc_entities.adif
WHERE station_id IN (" . $location_list . ") AND thcv.col_dxcc > 0";
// Mode filter
if ($postdata['mode'] != 'All') {
$sql .= " AND (thcv.col_mode = ? OR thcv.col_submode = ?)";
$bindings[] = $postdata['mode'];
$bindings[] = $postdata['mode'];
}
// Date filters
if ($postdata['dateFrom'] != NULL) {
$sql .= " AND thcv.col_time_on >= ?";
$bindings[] = $postdata['dateFrom'] . ' 00:00:00';
}
if ($postdata['dateTo'] != NULL) {
$sql .= " AND thcv.col_time_on <= ?";
$bindings[] = $postdata['dateTo'] . ' 23:59:59';
}
$sql .= " and thcv.col_prop_mode != 'SAT'";
// Continent filters
$sql .= $this->addContinentsToQuery($postdata);
// Deleted DXCC filter
if ($postdata['includedeleted'] == NULL) {
$sql .= " AND (SELECT end FROM dxcc_entities d WHERE d.adif = thcv.col_dxcc) IS NULL";
}
$sql .= " GROUP BY thcv.col_dxcc, thcv.col_band";
$query = $this->db->query($sql, $bindings);
return $query->result();
}
function getDxccDataSat($location_list, $postdata) {
$bindings = [];
$sql = "SELECT thcv.col_dxcc as dxcc, 'SAT' as col_band,
MAX(case when thcv.col_lotw_qsl_rcvd ='Y' then 1 else 0 end) as lotw,
MAX(case when thcv.col_qsl_rcvd = 'Y' then 1 else 0 end) as qsl,
MAX(case when thcv.col_eqsl_qsl_rcvd = 'Y' then 1 else 0 end) as eqsl,
MAX(case when thcv.COL_QRZCOM_QSO_DOWNLOAD_STATUS= 'Y' then 1 else 0 end) as qrz,
MAX(case when thcv.COL_CLUBLOG_QSO_DOWNLOAD_STATUS = 'Y' then 1 else 0 end) as clublog
FROM " . $this->config->item('table_name') . " thcv
join dxcc_entities on thcv.col_dxcc = dxcc_entities.adif
LEFT JOIN satellite on thcv.COL_SAT_NAME = satellite.name
WHERE station_id IN (" . $location_list . ") AND thcv.col_dxcc > 0";
// Mode filter
if ($postdata['mode'] != 'All') {
$sql .= " AND (thcv.col_mode = ? OR thcv.col_submode = ?)";
$bindings[] = $postdata['mode'];
$bindings[] = $postdata['mode'];
}
// Date filters
if ($postdata['dateFrom'] != NULL) {
$sql .= " AND thcv.col_time_on >= ?";
$bindings[] = $postdata['dateFrom'] . ' 00:00:00';
}
if ($postdata['dateTo'] != NULL) {
$sql .= " AND thcv.col_time_on <= ?";
$bindings[] = $postdata['dateTo'] . ' 23:59:59';
}
// Satellite filter
if ($postdata['sat'] != 'All') {
$sql .= " AND thcv.col_sat_name = ?";
$bindings[] = $postdata['sat'];
}
// Orbit filter
$sql .= $this->addOrbitToQuery($postdata, $bindings);
// Continent filters
$sql .= $this->addContinentsToQuery($postdata);
// Deleted DXCC filter
if ($postdata['includedeleted'] == NULL) {
$sql .= " AND (SELECT end FROM dxcc_entities d WHERE d.adif = thcv.col_dxcc) IS NULL";
}
$sql .= " and col_prop_mode = 'SAT'";
$sql .= " GROUP BY thcv.col_dxcc";
$query = $this->db->query($sql, $bindings);
return $query->result();
}
function fetchDxcc($postdata, $location_list) {
$bindings=[];
$sql = "select adif, prefix, name, date(end) Enddate, date(start) Startdate, lat, `long`
from dxcc_entities";
if ($postdata['notworked'] == NULL) {
$sql .= " join (select col_dxcc from " . $this->config->item('table_name') . " thcv
LEFT JOIN satellite on thcv.COL_SAT_NAME = satellite.name
where station_id in (" . $location_list . ") and col_dxcc > 0";
if ($postdata['band'] != 'All') {
if ($postdata['band'] == 'SAT') {
$sql .= " and col_prop_mode = ?";
$bindings[]=$postdata['band'];
if ($postdata['sat'] != 'All') {
$sql .= " and col_sat_name = ?";
$bindings[]=$postdata['sat'];
}
} else {
$sql .= " and col_prop_mode !='SAT'";
$sql .= " and col_band = ?";
$bindings[]=$postdata['band'];
}
} else {
$sql.=" and (col_prop_mode != 'SAT' or col_prop_mode is null)";
}
if ($postdata['dateFrom'] != NULL) {
$sql .= " and col_time_on >= ?";
$bindings[]=$postdata['dateFrom'] . ' 00:00:00';
}
if ($postdata['dateTo'] != NULL) {
$sql .= " and col_time_on <= ?";
$bindings[]=$postdata['dateTo'] . ' 23:59:59';
}
if ($postdata['mode'] != 'All') {
$sql .= " and (col_mode = ? or col_submode = ?)";
$bindings[]=$postdata['mode'];
$bindings[]=$postdata['mode'];
}
$sql .= $this->addOrbitToQuery($postdata, $bindings);
$sql .= ' group by col_dxcc) x on dxcc_entities.adif = x.col_dxcc';
}
$sql .= " where 1 = 1";
if ($postdata['includedeleted'] == NULL) {
$sql .= " and end is null";
}
$sql .= $this->addContinentsToQuery($postdata);
$sql .= ' order by prefix';
$query = $this->db->query($sql,$bindings);
return $query->result();
}
// Made function instead of repeating this several times
function addContinentsToQuery($postdata) {
$sql = '';
if ($postdata['Africa'] == NULL) {
$sql .= " and cont <> 'AF'";
}
if ($postdata['Europe'] == NULL) {
$sql .= " and cont <> 'EU'";
}
if ($postdata['Asia'] == NULL) {
$sql .= " and cont <> 'AS'";
}
if ($postdata['SouthAmerica'] == NULL) {
$sql .= " and cont <> 'SA'";
}
if ($postdata['NorthAmerica'] == NULL) {
$sql .= " and cont <> 'NA'";
}
if ($postdata['Oceania'] == NULL) {
$sql .= " and cont <> 'OC'";
}
if ($postdata['Antarctica'] == NULL) {
$sql .= " and cont <> 'AN'";
}
return $sql;
}
// Adds orbit type to query
function addOrbitToQuery($postdata,&$binding) {
$sql = '';
if ($postdata['orbit'] != 'All') {
$sql .= ' AND satellite.orbit = ?';
$binding[]=$postdata['orbit'];
}
return $sql;
}
/*
* Functions below are all used in the calltester controller
*/
/*
* Check the dxcc_prefixes table and return (dxcc, country)
*/
public function check_dxcc_table($call, $date) {
$date = date("Y-m-d", strtotime($date));
$csadditions = '/^X$|^D$|^T$|^P$|^R$|^B$|^A$|^M$|^LH$|^L$|^J$|^SK$/';
$dxcc_exceptions = $this->db->select('`entity`, `adif`, `cqz`, `cont`')
->where('`call`', $call)
->where('(start <= ', $date)
->or_where('start is null)', NULL, false)
->where('(end >= ', $date)
->or_where('end is null)', NULL, false)
->get('dxcc_exceptions');
if ($dxcc_exceptions->num_rows() > 0) {
$row = $dxcc_exceptions->row_array();
return array($row['adif'], $row['entity'], $row['cqz'], $row['cont']);
}
if (preg_match('/(^KG4)[A-Z09]{3}/', $call)) { // KG4/ and KG4 5 char calls are Guantanamo Bay. If 4 or 6 char, it is USA
$call = "K";
} elseif (preg_match('/(^OH\/)|(\/OH[1-9]?$)/', $call)) { # non-Aland prefix!
$call = "OH"; # make callsign OH = finland
} elseif (preg_match('/(^CX\/)|(\/CX[1-9]?$)/', $call)) { # non-Antarctica prefix!
$call = "CX"; # make callsign CX = Uruguay
} elseif (preg_match('/(^3D2R)|(^3D2.+\/R)/', $call)) { # seems to be from Rotuma
$call = "3D2/R"; # will match with Rotuma
} elseif (preg_match('/^3D2C/', $call)) { # seems to be from Conway Reef
$call = "3D2/C"; # will match with Conway
} elseif (preg_match('/(^LZ\/)|(\/LZ[1-9]?$)/', $call)) { # LZ/ is LZ0 by DXCC but this is VP8h
$call = "LZ";
} elseif (preg_match('/(^KG4)[A-Z09]{2}/', $call)) {
$call = "KG4";
} elseif (preg_match('/(^KG4)[A-Z09]{1}/', $call)) {
$call = "K";
} elseif (preg_match('/\w\/\w/', $call)) {
if (preg_match_all('/^((\d|[A-Z])+\/)?((\d|[A-Z]){3,})(\/(\d|[A-Z])+)?(\/(\d|[A-Z])+)?$/', $call, $matches)) {
$prefix = $matches[1][0];
$callsign = $matches[3][0];
$suffix = $matches[5][0];
if ($prefix) {
$prefix = substr($prefix, 0, -1); # Remove the / at the end
}
if ($suffix) {
$suffix = substr($suffix, 1); # Remove the / at the beginning
};
if (preg_match($csadditions, $suffix)) {
if ($prefix) {
$call = $prefix;
} else {
$call = $callsign;
}
} else {
$result = $this->wpx($call, 1); # use the wpx prefix instead
if ($result == '') {
$row['adif'] = 0;
$row['entity'] = '- NONE -';
$row['cqz'] = 0;
$row['cont'] = '';
return array($row['adif'], $row['entity'], $row['cqz'], $row['cont']);
} else {
$call = $result . "AA";
}
}
}
}
$len = strlen($call);
$dxcc_array = [];
// Fetch all candidates in one shot instead of looping
$dxcc_result = $this->db->query("SELECT `call`, `entity`, `adif`, `cqz`, `cont`
FROM `dxcc_prefixes`
WHERE ? like concat(`call`,'%')
and `call` like ?
AND (`start` <= ? OR start is null)
AND (`end` >= ? OR end is null) order by length(`call`) desc limit 1", array($call, substr($call, 0, 1) . '%', $date, $date));
foreach ($dxcc_result->result_array() as $row) {
$dxcc_array[$row['call']] = $row;
}
// query the table, removing a character from the right until a match
for ($i = $len; $i > 0; $i--) {
//printf("searching for %s\n", substr($call, 0, $i));
if (array_key_exists(substr($call, 0, $i), $dxcc_array)) {
$row = $dxcc_array[substr($call, 0, $i)];
// $row = $dxcc_result->row_array();
return array($row['adif'], $row['entity'], $row['cqz'], $row['cont']);
}
}
return array("Not Found", "Not Found");
}
function wpx($testcall, $i) {
$prefix = '';
$a = '';
$b = '';
$c = '';
$lidadditions = '/^QRP$|^LGT$/';
$csadditions = '/^X$|^D$|^T$|^P$|^R$|^B$|^A$|^M$|^LH$|^L$|^J$|^SK$/';
$noneadditions = '/^MM$|^AM$/';
# First check if the call is in the proper format, A/B/C where A and C
# are optional (prefix of guest country and P, MM, AM etc) and B is the
# callsign. Only letters, figures and "/" is accepted, no further check if the
# callsign "makes sense".
# 23.Apr.06: Added another "/X" to the regex, for calls like RV0AL/0/P
# as used by RDA-DXpeditions....
if (preg_match_all('/^((\d|[A-Z])+\/)?((\d|[A-Z]){3,})(\/(\d|[A-Z])+)?(\/(\d|[A-Z])+)?$/', $testcall, $matches)) {
# Now $1 holds A (incl /), $3 holds the callsign B and $5 has C
# We save them to $a, $b and $c respectively to ensure they won't get
# lost in further Regex evaluations.
$a = $matches[1][0];
$b = $matches[3][0];
$c = $matches[5][0];
if ($a) {
$a = substr($a, 0, -1); # Remove the / at the end
}
if ($c) {
$c = substr($c, 1); # Remove the / at the beginning
};
# In some cases when there is no part A but B and C, and C is longer than 2
# letters, it happens that $a and $b get the values that $b and $c should
# have. This often happens with liddish callsign-additions like /QRP and
# /LGT, but also with calls like DJ1YFK/KP5. ~/.yfklog has a line called
# "lidadditions", which has QRP and LGT as defaults. This sorts out half of
# the problem, but not calls like DJ1YFK/KH5. This is tested in a second
# try: $a looks like a call (.\d[A-Z]) and $b doesn't (.\d), they are
# swapped. This still does not properly handle calls like DJ1YFK/KH7K where
# only the OP's experience says that it's DJ1YFK on KH7K.
if (!$c && $a && $b) { # $a and $b exist, no $c
if (preg_match($lidadditions, $b)) { # check if $b is a lid-addition
$b = $a;
$a = null; # $a goes to $b, delete lid-add
} elseif ((preg_match('/\d[A-Z]+$/', $a)) && (preg_match('/\d$/', $b) || preg_match('/^[A-Z]\d[A-Z]$/', $b))) { # check for call in $a
$temp = $b;
$b = $a;
$a = $temp;
}
}
# *** Added later *** The check didn't make sure that the callsign
# contains a letter. there are letter-only callsigns like RAEM, but not
# figure-only calls.
if (preg_match('/^[0-9]+$/', $b)) { # Callsign only consists of numbers. Bad!
return null; # exit, undef
}
# Depending on these values we have to determine the prefix.
# Following cases are possible:
#
# 1. $a and $c undef --> only callsign, subcases
# 1.1 $b contains a number -> everything from start to number
# 1.2 $b contains no number -> first two letters plus 0
# 2. $a undef, subcases:
# 2.1 $c is only a number -> $a with changed number
# 2.2 $c is /P,/M,/MM,/AM -> 1.
# 2.3 $c is something else and will be interpreted as a Prefix
# 3. $a is defined, will be taken as PFX, regardless of $c
if (($a == null) && ($c == null)) { # Case 1
if (preg_match('/\d/', $b)) { # Case 1.1, contains number
preg_match('/(.+\d)[A-Z]*/', $b, $matches); # Prefix is all but the last
$prefix = $matches[1]; # Letters
} else { # Case 1.2, no number
$prefix = substr($b, 0, 2) . "0"; # first two + 0
}
} elseif (($a == null) && (isset($c))) { # Case 2, CALL/X
if (preg_match('/^(\d)/', $c)) { # Case 2.1, number
preg_match('/(.+\d)[A-Z]*/', $b, $matches); # regular Prefix in $1
# Here we need to find out how many digits there are in the
# prefix, because for example A45XR/0 is A40. If there are 2
# numbers, the first is not deleted. If course in exotic cases
# like N66A/7 -> N7 this brings the wrong result of N67, but I
# think that's rather irrelevant cos such calls rarely appear
# and if they do, it's very unlikely for them to have a number
# attached. You can still edit it by hand anyway..
if (preg_match('/^([A-Z]\d{2,})$/', $matches[1])) { # e.g. A45 $c = 0
$prefix = $matches[1] . $c; # -> A40
} else { # Otherwise cut all numbers
preg_match('/(.*[A-Z])\d+/', $matches[1], $match); # Prefix w/o number in $1
$prefix = $match[1] . $c; # Add attached number
}
} elseif (preg_match($csadditions, $c)) {
preg_match('/(.+\d)[A-Z]*/', $b, $matches); # Known attachment -> like Case 1.1
$prefix = $matches[1];
} elseif (preg_match($noneadditions, $c)) {
return '';
} elseif (preg_match('/^\d\d+$/', $c)) { # more than 2 numbers -> ignore
preg_match('/(.+\d)[A-Z]* /', $b, $matches); # see above
$prefix = $matches[1][0];
} else { # Must be a Prefix!
if (preg_match('/\d$/', $c)) { # ends in number -> good prefix
$prefix = $c;
} else { # Add Zero at the end
$prefix = $c . "0";
}
}
} elseif (($a) && (preg_match($noneadditions, $c))) { # Case 2.1, X/CALL/X ie TF/DL2NWK/MM - DXCC none
return '';
} elseif ($a) {
# $a contains the prefix we want
if (preg_match('/\d$/', $a)) { # ends in number -> good prefix
$prefix = $a;
} else { # add zero if no number
$prefix = $a . "0";
}
}
# In very rare cases (right now I can only think of KH5K and KH7K and FRxG/T
# etc), the prefix is wrong, for example KH5K/DJ1YFK would be KH5K0. In this
# case, the superfluous part will be cropped. Since this, however, changes the
# DXCC of the prefix, this will NOT happen when invoked from with an
# extra parameter $_[1]; this will happen when invoking it from &dxcc.
if (preg_match('/(\w+\d)[A-Z]+\d/', $prefix, $matches) && $i == null) {
$prefix = $matches[1][0];
}
return $prefix;
} else {
return '';
}
}
public function dxcc_lookup($call, $date) {
$date = date("Y-m-d", strtotime($date));
$csadditions = '/^X$|^D$|^T$|^P$|^R$|^B$|^A$|^M$|^LH$|^L$|^J$|^SK$/';
$dxcc_exceptions = $this->db->select('`entity`, `adif`, `cqz`,`cont`,`long`,`lat`')
->where('`call`', $call)
->where('(start <= ', $date)
->or_where('start is null)', NULL, false)
->where('(end >= ', $date)
->or_where('end is null)', NULL, false)
->get('dxcc_exceptions');
if ($dxcc_exceptions->num_rows() > 0) {
$row = $dxcc_exceptions->row_array();
return $row;
} else {
if (preg_match('/(^KG4)[A-Z09]{3}/', $call)) { // KG4/ and KG4 5 char calls are Guantanamo Bay. If 4 or 6 char, it is USA
$call = "K";
} elseif (preg_match('/(^OH\/)|(\/OH[1-9]?$)/', $call)) { # non-Aland prefix!
$call = "OH"; # make callsign OH = finland
} elseif (preg_match('/(^CX\/)|(\/CX[1-9]?$)/', $call)) { # non-Antarctica prefix!
$call = "CX"; # make callsign CX = Uruguay
} elseif (preg_match('/(^3D2R)|(^3D2.+\/R)/', $call)) { # seems to be from Rotuma
$call = "3D2/R"; # will match with Rotuma
} elseif (preg_match('/^3D2C/', $call)) { # seems to be from Conway Reef
$call = "3D2/C"; # will match with Conway
} elseif (preg_match('/(^LZ\/)|(\/LZ[1-9]?$)/', $call)) { # LZ/ is LZ0 by DXCC but this is VP8h
$call = "LZ";
} elseif (preg_match('/(^KG4)[A-Z09]{2}/', $call)) {
$call = "KG4";
} elseif (preg_match('/(^KG4)[A-Z09]{1}/', $call)) {
$call = "K";
} elseif (preg_match('/\w\/\w/', $call)) {
if (preg_match_all('/^((\d|[A-Z])+\/)?((\d|[A-Z]){3,})(\/(\d|[A-Z])+)?(\/(\d|[A-Z])+)?$/', $call, $matches)) {
$prefix = $matches[1][0];
$callsign = $matches[3][0];
$suffix = $matches[5][0];
if ($prefix) {
$prefix = substr($prefix, 0, -1); # Remove the / at the end
}
if ($suffix) {
$suffix = substr($suffix, 1); # Remove the / at the beginning
};
if (preg_match($csadditions, $suffix)) {
if ($prefix) {
$call = $prefix;
} else {
$call = $callsign;
}
} else {
$result = $this->wpx($call, 1); # use the wpx prefix instead
if ($result == '') {
$row['adif'] = 0;
$row['cont'] = '';
$row['entity'] = '- NONE -';
$row['ituz'] = 0;
$row['cqz'] = 0;
$row['long'] = '0';
$row['lat'] = '0';
return $row;
} else {
$call = $result . "AA";
}
}
}
}
$len = strlen($call);
$dxcc_array = [];
// Fetch all candidates in one shot instead of looping
$dxcc_result = $this->db->query("SELECT `dxcc_prefixes`.`record`, `dxcc_prefixes`.`call`, `dxcc_prefixes`.`entity`, `dxcc_prefixes`.`adif`, `dxcc_prefixes`.`cqz`, `dxcc_entities`.`ituz`, `dxcc_prefixes`.`cont`, `dxcc_prefixes`.`long`, `dxcc_prefixes`.`lat`, `dxcc_prefixes`.`start`, `dxcc_prefixes`.`end`
FROM `dxcc_prefixes`
LEFT JOIN `dxcc_entities` ON `dxcc_entities`.`adif` = `dxcc_prefixes`.`adif`
WHERE ? like concat(`call`,'%')
and `dxcc_prefixes`.`call` like ?
AND (`dxcc_prefixes`.`start` <= ? OR `dxcc_prefixes`.`start` is null)
AND (`dxcc_prefixes`.`end` >= ? OR `dxcc_prefixes`.`end` is null) order by length(`call`) desc limit 1", array($call, substr($call, 0, 1) . '%', $date, $date));
foreach ($dxcc_result->result_array() as $row) {
$dxcc_array[$row['call']] = $row;
}
// query the table, removing a character from the right until a match
for ($i = $len; $i > 0; $i--) {
if (array_key_exists(substr($call, 0, $i), $dxcc_array)) {
$row = $dxcc_array[substr($call, 0, $i)];
return $row;
}
}
}
return array(
'adif' => 0,
'cqz' => 0,
'ituz' => 0,
'long' => '',
'lat' => '',
'entity' => 'None',
);
}
function getQsos($station_id) {
ini_set('memory_limit', '-1');
$sql = 'select distinct col_country, col_call, col_dxcc, date(col_time_on) date, station_profile.station_profile_name, col_primary_key
from ' . $this->config->item('table_name') . '
join station_profile on ' . $this->config->item('table_name') . '.station_id = station_profile.station_id
where station_profile.user_id = ?';
$params[] = $this->session->userdata('user_id');
if ($station_id && is_numeric($station_id)) {
$sql .= ' and ' . $this->config->item('table_name') . '.station_id = ?';
$params[] = $station_id;
}
$sql .= ' order by station_profile.station_profile_name asc, date desc';
$query = $this->db->query($sql, $params);
return $query;
}
}
?>