/**
* constructor.
* @param array $params - assoc array of properties
* @throws \Exception
*/
public function __construct($params)
{
try {
foreach (get_object_vars($this) as $varName => $val) {
// sanity check that all the params exist for the model class obj
if (array_key_exists($varName, $params)) {
$this->__set($varName, $params[$varName]);
} else {
throw new \LogicException("Required parameter [{$varName}] missing.");
}
}
} catch (\Exception $e) {
// Dump the params to log file so we can see what went BOOM! then rethrow exception
Logger::getInstance()->write(ERROR, 'Failed to create instance of ' . get_class($this) . '. ' . $e->getMessage(), $params);
throw $e;
}
}
/**
* Function takes the html fetched from the asx pages and fetches the table rows out of the first table found
* This would need a ton of hardening
* @param $html
* @return \DOMNodeList
* @throws \LogicException - if the html is empty
* @throws \Exception - if there is html but something is awry with it
*/
private function getTableRows($html)
{
$dom = new DOMDocument();
if (!empty($html)) {
libxml_use_internal_errors(true);
@$dom->loadHTML($html);
$dom->preserveWhiteSpace = false;
/** @var \DOMElement $table */
if ($table = $dom->getElementsByTagName('table')->item(0)) {
return $table->getElementsByTagName('tr');
} else {
// if item(0) is null throw exception
$message = 'Could not locate a table in html';
// TODO - remove this Logger entry once things are stable - leave the exception tho!
// lets log the HTML for now so we can track why things went snap! all current tables have rows so to
// trip this exception something had to have gone "bad-a-boom"
Logger::getInstance()->write(ERROR, $message, $html);
throw new \Exception($message);
}
} else {
throw new \LogicException('html should not be empty.');
}
}
