function inverseHex($color)
{
$color = TRIM($color);
$prependHash = FALSE;
if (STRPOS($color, '#') !== FALSE) {
$prependHash = TRUE;
$color = STR_REPLACE('#', NULL, $color);
}
switch ($len = STRLEN($color)) {
case 3:
$color = PREG_REPLACE("/(.)(.)(.)/", "\\1\\1\\2\\2\\3\\3", $color);
case 6:
break;
default:
TRIGGER_ERROR("Invalid hex length ({$len}). Must be (3) or (6)", E_USER_ERROR);
}
if (!PREG_MATCH('/[a-f0-9]{6}/i', $color)) {
$color = HTMLENTITIES($color);
TRIGGER_ERROR("Invalid hex string #{$color}", E_USER_ERROR);
}
$r = DECHEX(255 - HEXDEC(SUBSTR($color, 0, 2)));
$r = STRLEN($r) > 1 ? $r : '0' . $r;
$g = DECHEX(255 - HEXDEC(SUBSTR($color, 2, 2)));
$g = STRLEN($g) > 1 ? $g : '0' . $g;
$b = DECHEX(255 - HEXDEC(SUBSTR($color, 4, 2)));
$b = STRLEN($b) > 1 ? $b : '0' . $b;
return ($prependHash ? '#' : NULL) . $r . $g . $b;
}
/**
* Execute a query binding in any passed `$data` and returning the result.
*
*
* @param string $query The query to execute.
* @param null|string|array The data to bind into the query.
*
* @return mixed
*
* @throws \Disco\exceptions\DBQuery
*/
public function query($query, $data = null)
{
try {
if (!$data) {
return parent::query($query);
}
//if
$stmt = parent::prepare($query);
if (!is_array($data)) {
$data = array($data);
}
//if
$stmt->execute($data);
return $stmt;
} catch (\PDOException $e) {
TRIGGER_ERROR("DB:: Query Error | {$query}\n" . $e->getMessage() . "\n" . $e->getTraceAsString(), E_USER_WARNING);
throw new \Disco\exceptions\DBQuery($e->getMessage(), (int) $e->getCode());
}
//catch
}
