log = new ConsoleOutput();
# The db credentials
$this->creds = array_merge([
'host' => 'localhost',
'port' => 3306,
'name' => '',
'user' => '',
'pass' => '',
], $db_creds);
}
/**
* @return int|void
*/
public function run()
{
$this->reconnect();
# Import all the different parts
$this->importRanks();
$this->importAirlines();
$this->importAircraft();
$this->importAirports();
$this->importUsers();
$this->importFlights();
$this->importPireps();
# Finish up
$this->recalculateRanks();
}
/**
* Reconnect to the old phpVMS DB using PDO
*/
protected function reconnect()
{
$dsn = 'mysql:' . implode(';', [
'host=' . $this->creds['host'],
'port=' . $this->creds['port'],
'dbname=' . $this->creds['name']
]);
$this->info('Connection string: ' . $dsn);
try {
$this->conn = new PDO($dsn, $this->creds['user'], $this->creds['pass']);
$this->conn->setAttribute(PDO::ATTR_DEFAULT_FETCH_MODE, PDO::FETCH_OBJ);
} catch (\PDOException $e) {
$this->error($e);
exit();
}
}
/**
* @param $message
*/
protected function comment($message)
{
$this->log->writeln('' . $message . '');
}
/**
* @param $message
*/
protected function error($message) {
$this->log->writeln('' . $message . '');
}
/**
* @param string $message
*/
protected function info($message)
{
if(\is_array($message)) {
print_r($message);
}
else {
$this->log->writeln(''.$message.'');
}
}
/**
* Return the table name with the prefix
* @param $table
* @return string
*/
protected function tableName($table)
{
return 'phpvms_'.$table;
}
/**
*
* @param \Illuminate\Database\Eloquent\Model $model
* @return bool
*/
protected function saveModel($model)
{
try {
$model->save();
return true;
} catch (QueryException $e) {
#$this->error($e->getMessage());
return false;
}
}
/**
* @param $table
* @return mixed
*/
protected function getTotalRows($table)
{
$table = $this->tableName($table);
$sql = 'SELECT COUNT(*) FROM ' . $table;
$rows = $this->conn->query($sql)->fetchColumn();
$this->info('Found '.$rows.' rows in '.$table);
return $rows;
}
/**
* Read all the rows in a table, but read them in a batched manner
* @param string $table The name of the table
* @return \Generator
*/
protected function readRows($table)
{
$offset = 0;
$total_rows = $this->getTotalRows($table);
while($offset < $total_rows)
{
$rows_to_read = $offset+self::BATCH_READ_ROWS;
if($rows_to_read > $total_rows) {
$rows_to_read = $total_rows;
}
$this->info('Reading '.$offset.' to '.$rows_to_read.' of '.$total_rows);
$sql = 'SELECT * FROM ' . $this->tableName($table)
. ' LIMIT ' . self::BATCH_READ_ROWS . ' OFFSET ' . $offset;
try {
foreach ($this->conn->query($sql) as $row) {
yield $row;
}
} catch(PDOException $e) {
// Without incrementing the offset, it should re-run the same query
$this->error($e);
if(strpos($e->getMessage(), 'server has gone away') !== false) {
$this->reconnect();
continue;
}
}
$offset += self::BATCH_READ_ROWS;
}
}
/**
* Return the subfleet
* @return mixed
*/
protected function getSubfleet()
{
$subfleet = Subfleet::where('name', self::SUBFLEET_NAME)
->first();
if ($subfleet === null)
{
$this->info('Subfleet not found, inserting');
$airline = Airline::first();
$subfleet = new Subfleet([
'airline_id' => $airline->id,
'name' => self::SUBFLEET_NAME,
'type' => 'PHPVMS'
]);
$this->saveModel($subfleet);
}
return $subfleet;
}
/**
*
* All the individual importers, done on a per-table basis
* Some tables get saved locally for tables that use FK refs
*
*/
/**
* Import all of the ranks
*/
protected function importRanks()
{
$this->comment('--- RANK IMPORT ---');
$count = 0;
foreach ($this->readRows('ranks') as $row)
{
$this->ranks[$row->rankid] = $row;
$this->ranks[$row->rank] = $row;
$attrs = [
'name' => $row->rank,
'image_link' => $row->rankimage,
'hours' => $row->minhours,
];
if($this->saveModel(new Rank($attrs))) {
++$count;
}
}
$this->info('Imported ' . $count . ' ranks');
}
/**
* Import all of the airlines. Save them all in the private var $airlines
* They're used to lookup from other reference tables
*/
protected function importAirlines()
{
$this->comment('--- AIRLINE IMPORT ---');
$count = 0;
foreach ($this->readRows('airlines') as $row)
{
$this->airlines[$row->id] = $row;
$this->airlines[$row->code] = $row;
$attrs = [
'icao' => $row->code,
'iata' => $row->code,
'name' => $row->name,
'active' => $row->enabled,
];
if($this->saveModel(new Airline($attrs))) {
++$count;
}
}
$this->info('Imported '. $count.' airlines');
}
/**
* Imported the aircraft
*/
protected function importAircraft()
{
$this->comment('--- AIRCRAFT IMPORT ---');
$subfleet = $this->getSubfleet();
$this->info('Subfleet ID is '.$subfleet->id);
$count = 0;
foreach($this->readRows('aircraft') as $row)
{
$this->aircraft[$row->id] = $row;
$attrs = [
'subfleet_id' => $subfleet->id,
'icao' => $row->icao,
'name' => $row->fullname,
'registration' => $row->registration,
'active' => $row->enabled
];
if ($this->saveModel(new Aircraft($attrs))) {
++$count;
}
}
$this->info('Imported ' . $count . ' aircraft');
}
/**
* Import all of the airports
*/
protected function importAirports()
{
$this->comment('--- AIRPORT IMPORT ---');
$count = 0;
foreach ($this->readRows('airports') as $row)
{
$attrs = [
'id' => $row->icao,
'icao' => $row->icao,
'name' => $row->name,
'country' => $row->country,
'lat' => $row->lat,
'lon' => $row->lng,
'hub' => $row->hub,
];
if($this->saveModel(new Airport($attrs))) {
++$count;
}
}
$this->info('Imported ' . $count . ' airports');
}
/**
* Import the flights and schedules
*/
protected function importFlights()
{
/*$this->comment('--- FLIGHT SCHEDULE IMPORT ---');
$count = 0;
foreach ($this->readRows('schedules') as $row)
{
}
$this->info('Imported ' . $count . ' flights');*/
}
/**
* Import all of the PIREPs
*/
protected function importPireps()
{
/*$this->comment('--- PIREP IMPORT ---');
$count = 0;
foreach ($this->readRows('pireps') as $row)
{
}
$this->info('Imported ' . $count . ' pireps');*/
}
protected function importUsers()
{
/*$this->comment('--- USER IMPORT ---');
$count = 0;
foreach ($this->readRows('pilots') as $row)
{
}
$this->info('Imported ' . $count . ' users');*/
}
/**
* Recalculate all of the user ranks
*/
protected function recalculateRanks()
{
/*$this->comment('--- RECALCULATING RANKS ---');*/
}
}