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<?php |
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declare(strict_types=1); |
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namespace Yiisoft\Db\Schema; |
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use Yiisoft\Db\Connection\ConnectionInterface; |
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use function addcslashes; |
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use function explode; |
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use function implode; |
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use function is_string; |
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use function preg_replace_callback; |
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use function str_contains; |
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use function str_replace; |
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use function str_starts_with; |
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use function strlen; |
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use function strpos; |
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use function strrpos; |
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use function substr; |
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class Quoter implements QuoterInterface |
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{ |
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public function __construct( |
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private ConnectionInterface $connection, |
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/** @psalm-var string[]|string */ |
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private array|string $columnQuoteCharacter, |
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/** @psalm-var string[]|string */ |
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private array|string $tableQuoteCharacter, |
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private string $tablePrefix = '' |
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) { |
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} |
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public function getTableNameParts(string $name): array |
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{ |
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$parts = array_slice(explode('.', $name), -2, 2); |
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return array_map(function ($part) { |
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return $this->unquoteSimpleTableName($part); |
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}, $parts); |
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} |
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public function ensureNameQuoted(string $name): string |
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{ |
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$name = str_replace(["'", '"', '`', '[', ']'], '', $name); |
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if ($name && !preg_match('/^{{.*}}$/', $name)) { |
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return '{{' . $name . '}}'; |
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} |
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return $name; |
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} |
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public function ensureColumnName(string $name): string |
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{ |
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if (strrpos($name, '.') !== false) { |
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$parts = explode('.', $name); |
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$name = $parts[count($parts)-1]; |
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} |
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return preg_replace('|^\[\[([_\w\-. ]+)\]\]$|', '\1', $name); |
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} |
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public function quoteColumnName(string $name): string |
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{ |
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if (str_contains($name, '(') || str_contains($name, '[[')) { |
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return $name; |
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} |
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if (($pos = strrpos($name, '.')) !== false) { |
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$prefix = $this->quoteTableName(substr($name, 0, $pos)) . '.'; |
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$name = substr($name, $pos + 1); |
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} else { |
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$prefix = ''; |
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} |
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if (str_contains($name, '{{')) { |
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return $name; |
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} |
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return $prefix . $this->quoteSimpleColumnName($name); |
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} |
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public function quoteSimpleColumnName(string $name): string |
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{ |
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if (is_string($this->columnQuoteCharacter)) { |
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$startingCharacter = $endingCharacter = $this->columnQuoteCharacter; |
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} else { |
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[$startingCharacter, $endingCharacter] = $this->columnQuoteCharacter; |
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} |
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return $name === '*' || str_contains($name, $startingCharacter) ? $name : $startingCharacter . $name |
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. $endingCharacter; |
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} |
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public function quoteSimpleTableName(string $name): string |
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{ |
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if (is_string($this->tableQuoteCharacter)) { |
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$startingCharacter = $endingCharacter = $this->tableQuoteCharacter; |
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} else { |
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[$startingCharacter, $endingCharacter] = $this->tableQuoteCharacter; |
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} |
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return str_contains($name, $startingCharacter) ? $name : $startingCharacter . $name . $endingCharacter; |
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} |
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public function quoteSql(string $sql): string |
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{ |
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return preg_replace_callback( |
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'/({{(%?[\w\-. ]+%?)}}|\\[\\[([\w\-. ]+)]])/', |
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function ($matches) { |
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if (isset($matches[3])) { |
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return $this->quoteColumnName($matches[3]); |
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} |
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return str_replace('%', $this->tablePrefix, $this->quoteTableName($matches[2])); |
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}, |
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$sql |
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); |
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} |
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public function quoteTableName(string $name): string |
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{ |
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if (str_starts_with($name, '(') && strpos($name, ')') === strlen($name) - 1) { |
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return $name; |
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} |
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if (str_contains($name, '{{')) { |
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return $name; |
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} |
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if (!str_contains($name, '.')) { |
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return $this->quoteSimpleTableName($name); |
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} |
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$parts = $this->getTableNameParts($name); |
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foreach ($parts as $i => $part) { |
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$parts[$i] = $this->quoteSimpleTableName($part); |
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} |
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return implode('.', $parts); |
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} |
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public function quoteValue(mixed $value): mixed |
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{ |
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if (!is_string($value)) { |
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return $value; |
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} |
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if (($quotedValue = $this->connection->quoteValue($value)) !== false) { |
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return $quotedValue; |
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} |
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return '\'' . str_replace('\'', '\'\'', addcslashes($value, "\000\032")) . '\''; |
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} |
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public function unquoteSimpleColumnName(string $name): string |
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{ |
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if (is_string($this->columnQuoteCharacter)) { |
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$startingCharacter = $this->columnQuoteCharacter; |
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} else { |
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$startingCharacter = $this->columnQuoteCharacter[0]; |
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} |
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return !str_contains($name, $startingCharacter) ? $name : substr($name, 1, -1); |
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} |
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public function unquoteSimpleTableName(string $name): string |
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{ |
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if (is_string($this->tableQuoteCharacter)) { |
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$startingCharacter = $this->tableQuoteCharacter; |
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} else { |
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$startingCharacter = $this->tableQuoteCharacter[0]; |
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} |
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return !str_contains($name, $startingCharacter) ? $name : substr($name, 1, -1); |
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} |
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} |
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yiisoft /
db
