/**
* buildLines
*
* @param string $rawResult
*
* @return array
*/
private function buildLines($rawResult)
{
if (preg_match('@^CREATE TABLE `[^`]+` \\(@', $rawResult, $matches)) {
$rawResult = substr($rawResult, strlen($matches[0]));
}
$parseHelper = new ParseHelper();
$lines = array();
while (strlen($rawResult) > 0) {
$section = $parseHelper->parseSection($rawResult, ',');
$lines[] = $section;
$rawResult = substr($rawResult, strlen($section) + 1);
if ($parseHelper->isTooManyClosingParenthesis()) {
break;
}
}
$lineObjects = [];
$keyObjects = [];
$constraintObjects = [];
foreach ($lines as $line) {
$line = trim($line);
if ($line[0] == '`') {
$lineObject = new Line($line);
$lineObjects[$lineObject->getName()] = $lineObject;
} elseif (preg_match('@^(PRIMARY |UNIQUE |)KEY @', $line)) {
$keyObject = new Key($line);
$keyObjects[$keyObject->getName()] = $keyObject;
} elseif (preg_match('@^CONSTRAINT @', $line)) {
$constraintObject = new Constraint($line);
$constraintObjects[$constraintObject->getName()] = $constraintObject;
}
}
$this->setLines($lineObjects);
$this->setKeys($keyObjects);
$this->setConstraints($constraintObjects);
return $rawResult;
}
/**
* Compares two lines, and returns any errors of non matches
*
* @param Line $line
* @param string $prefix
*
* @return string[]
* @throws \Exception
*/
public function equals(Line $line, $prefix)
{
$prefix .= ': Column (' . $this->getName() . '):';
$errors = [];
if ($line->getName() !== $this->getName()) {
throw new \Exception('Comparing Incomparable columns');
}
if ($line->getType() !== $this->getType()) {
$errors[] = $prefix . 'Type Does Not Match:' . "\n" . $line->getType() . "\n" . $this->getType();
}
if ($line->isUnsigned() !== $this->isUnsigned()) {
$errors[] = $prefix . 'Unsigned Does Not Match:' . "\n" . $line->isUnsigned() . "\n" . $this->isUnsigned();
}
if ($line->isNullable() !== $this->isNullable()) {
$errors[] = $prefix . 'Nullable Does Not Match:' . "\n" . $line->isNullable() . "\n" . $this->isNullable();
}
if ($line->isAutoIncrement() !== $this->isAutoIncrement()) {
$errors[] = $prefix . 'AutoIncrement Does Not Match:' . "\n" . $line->isAutoIncrement() . "\n" . $this->isAutoIncrement();
}
if ($line->getCollate() !== $this->getCollate()) {
$errors[] = $prefix . 'Collate Does Not Match:' . "\n" . $line->getCollate() . "\n" . $this->getCollate();
}
if ($line->getComment() !== $this->getComment()) {
$errors[] = $prefix . 'Comment Does Not Match:' . "\n" . $line->getComment() . "\n" . $this->getComment();
}
if ($line->getDefault() !== $this->getDefault()) {
$errors[] = $prefix . 'Default Does Not Match:' . "\n" . $line->getDefault() . "\n" . $this->getDefault();
}
return $errors;
}
