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| Name | Lines | Methods | CRAP | ||||
|---|---|---|---|---|---|---|---|
| dialectLabel | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| makeConnection | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| validCharset | 100.00% | 7 / 7 | 100.00% | 1 / 1 | 5 | ||
| forcedOptions | 100.00% | 3 / 3 | 100.00% | 1 / 1 | 1 | ||
| connect | 85.00% | 17 / 20 | 0.00% | 0 / 1 | 4.05 | ||
| validConfig | 100.00% | 26 / 26 | 100.00% | 1 / 1 | 10 | ||
| [BlueprintAU\Radiant\Database\Connectors\SqlConnector] defaultOptions | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| [BlueprintAU\Radiant\Database\Connectors\SqlConnector] validDsnField | 100.00% | 11 / 11 | 100.00% | 1 / 1 | 5 | ||
| [BlueprintAU\Radiant\Database\Connectors\SqlConnector] validateOptions | 100.00% | 13 / 13 | 100.00% | 1 / 1 | 6 | ||
| [BlueprintAU\Radiant\Database\Connectors\SqlConnector] createPdo | 100.00% | 11 / 11 | 100.00% | 1 / 1 | 2 | ||
| 18 | class MySqlConnector extends SqlConnector | |
| 19 | { | |
| 20 | /** | |
| 21 | * The dialect's name in the connector's validation messages. | |
| 22 | * | |
| 23 | * @return string | |
| 24 | */ | |
| 25 | protected function dialectLabel(): string | |
| 26 | { | |
| 27 | return 'MySQL'; | |
| 28 | } | |
| 29 | ||
| 30 | /** | |
| 31 | * The connection class this connector builds — the factory hook a | |
| 32 | * dialect subclass overrides. | |
| 33 | * | |
| 34 | * @param \PDO $pdo | |
| 35 | * @return MySqlConnection | |
| 36 | */ | |
| 37 | protected function makeConnection(\Pdo $pdo): MySqlConnection | |
| 38 | { | |
| 39 | return new MySqlConnection($pdo); | |
| 40 | } | |
| 41 | ||
| 42 | /** | |
| 43 | * Charsets MySQL accepts on `SET NAMES` — the allowlist the configured | |
| 44 | * charset must match. | |
| 45 | * | |
| 46 | * @var list<string> | |
| 47 | */ | |
| 48 | private const ALLOWED_CHARSETS = [ | |
| 49 | 'utf8mb4', 'utf8mb3', 'utf8', 'latin1', 'latin2', 'ascii', 'binary', | |
| 50 | 'cp1250', 'cp1251', 'cp1256', 'cp932', 'euckr', 'gb18030', 'gb2312', | |
| 51 | 'gbk', 'koi8r', 'koi8u', 'macce', 'macroman', 'sjis', 'tis620', | |
| 52 | 'ucs2', 'ujis', 'utf16', 'utf16le', 'utf32', | |
| 53 | ]; | |
| 54 | ||
| 55 | /** | |
| 56 | * Validate a configured charset against the allowlist. | |
| 57 | * | |
| 58 | * @param mixed $charset | |
| 59 | * @return string | |
| 60 | * @throws \InvalidArgumentException | |
| 61 | */ | |
| 62 | private function validCharset(mixed $charset): string | |
| 63 | { | |
| 64 | if (!is_string($charset) || $charset === '' | |
| 65 | || !in_array(strtolower($charset), self::ALLOWED_CHARSETS, true)) { | |
| 66 | throw new \InvalidArgumentException( | |
| 67 | $this->dialectLabel() . ' "charset" must be one of: ' . implode(', ', self::ALLOWED_CHARSETS) | |
| 68 | . '; got ' . (is_string($charset) ? "[{$charset}]" : get_debug_type($charset)) . '.' | |
| 69 | ); | |
| 70 | } | |
| 71 | return strtolower($charset); | |
| 72 | } | |
| 73 | ||
| 74 | /** | |
| 75 | * MySQL-mandated PDO attributes — merged over the base forced layer. | |
| 76 | * | |
| 77 | * `PDO::MYSQL_ATTR_FOUND_ROWS` makes UPDATE/DELETE return the number of | |
| 78 | * rows actually changed rather than rows matched, which the update() | |
| 79 | * contract depends on. | |
| 80 | * | |
| 81 | * @return array<int, int|bool> | |
| 82 | */ | |
| 83 | #[\Override] | |
| 84 | protected function forcedOptions(): array | |
| 85 | { | |
| 86 | return [ | |
| 87 | \PDO\Mysql::ATTR_FOUND_ROWS => true, | |
| 88 | ]; | |
| 89 | } | |
| 90 | ||
| 91 | /** | |
| 92 | * Create a MySQL connection from the given config. | |
| 93 | * | |
| 94 | * @param array{host?: mixed, port?: mixed, database?: mixed, username?: string|null, | |
| 95 | * password?: string|null, charset?: string, options?: PdoOptions, | |
| 96 | * ...<mixed>} $config | |
| 97 | * @return MySqlConnection | |
| 98 | * @throws \InvalidArgumentException | |
| 99 | */ | |
| 100 | #[Override] | |
| 101 | public function connect(array $config): SqlConnection | |
| 102 | { | |
| 103 | $this->validConfig($config); | |
| 104 | ||
| 105 | $host = $config['host'] ?? null; | |
| 106 | $port = $config['port'] ?? null; | |
| 107 | $database = $config['database'] ?? null; | |
| 108 | $charset = $this->validCharset($config['charset'] ?? 'utf8mb4'); | |
| 109 | ||
| 110 | // validConfig() has already validated host, port and database — the | |
| 111 | // combined shape check stays as defense-in-depth for direct | |
| 112 | // connect() calls that skip the manager. | |
| 113 | if (!is_string($host) || !is_int($port) || !is_string($database)) { | |
| 114 | throw new \InvalidArgumentException( | |
| 115 | $this->dialectLabel() . ' requires a string host, an integer port and a string database.' | |
| 116 | ); | |
| 117 | } | |
| 118 | ||
| 119 | $dsn = sprintf( | |
| 120 | 'mysql:host=%s;port=%d;dbname=%s;charset=%s', | |
| 121 | $host, | |
| 122 | $port, | |
| 123 | $database, | |
| 124 | $charset, | |
| 125 | ); | |
| 126 | ||
| 127 | $options = $config['options'] ?? []; | |
| 128 | $pdo = $this->createPdo($dsn, $config['username'] ?? null, $config['password'] ?? null, $options); | |
| 129 | ||
| 130 | // The charset must match the connection: set it once at connect time | |
| 131 | // (config-driven, so it can't be a static forced option). | |
| 132 | $pdo->exec("SET NAMES {$charset}"); | |
| 133 | ||
| 134 | return $this->makeConnection($pdo); | |
| 135 | } | |
| 136 | ||
| 137 | /** | |
| 138 | * Validate the shape of a MySQL connection config. | |
| 139 | * | |
| 140 | * @param array<string,mixed> $config | |
| 141 | * @throws \InvalidArgumentException | |
| 142 | */ | |
| 143 | #[Override] | |
| 144 | public function validConfig(array $config): void | |
| 145 | { | |
| 146 | parent::validConfig($config); | |
| 147 | ||
| 148 | $host = $config['host'] ?? null; | |
| 149 | $port = $config['port'] ?? null; | |
| 150 | $database = $config['database'] ?? null; | |
| 151 | ||
| 152 | // The charset reaches the DSN and a raw SET NAMES statement — validate | |
| 153 | // it at construction time (fail-fast) as well as at connect time. | |
| 154 | if (array_key_exists('charset', $config)) { | |
| 155 | $this->validCharset($config['charset']); | |
| 156 | } | |
| 157 | ||
| 158 | if (!is_string($host) || $host === '') { | |
| 159 | throw new \InvalidArgumentException( | |
| 160 | $this->dialectLabel() . ' requires a non-empty string "host"; got ' | |
| 161 | . ($host === null ? 'nothing' : get_debug_type($host)) | |
| 162 | . '.' | |
| 163 | ); | |
| 164 | } | |
| 165 | ||
| 166 | if (!is_int($port)) { | |
| 167 | throw new \InvalidArgumentException( | |
| 168 | $this->dialectLabel() . ' requires an integer "port"; got ' | |
| 169 | . ($port === null ? 'nothing' : get_debug_type($port)) | |
| 170 | . '.' | |
| 171 | ); | |
| 172 | } | |
| 173 | ||
| 174 | if (!is_string($database) || $database === '') { | |
| 175 | throw new \InvalidArgumentException( | |
| 176 | $this->dialectLabel() . ' requires a non-empty string "database"; got ' | |
| 177 | . ($database === null ? 'nothing' : get_debug_type($database)) | |
| 178 | . '.' | |
| 179 | ); | |
| 180 | } | |
| 181 | ||
| 182 | // host and database are interpolated into the DSN — metacharacters | |
| 183 | // there re-bind the DSN's key-value parsing (a `;` can inject | |
| 184 | // unix_socket or sslmode). The type/emptiness checks above give the | |
| 185 | // driver-specific message; this adds the metacharacter bound. | |
| 186 | $this->validDsnField($host, 'host'); | |
| 187 | $this->validDsnField($database, 'database'); | |
| 188 | } | |
| 189 | } |
Inherited from BlueprintAU\Radiant\Database\Connectors\SqlConnector
| 42 | protected function defaultOptions(): array | |
| 43 | { | |
| 44 | return []; | |
| 45 | } |
| 91 | protected function validDsnField(mixed $value, string $field): string | |
| 92 | { | |
| 93 | if (!is_string($value) || $value === '') { | |
| 94 | throw new \InvalidArgumentException( | |
| 95 | 'The "' . $field . '" config field must be a non-empty string; got ' | |
| 96 | . ($value === null ? 'nothing' : get_debug_type($value)) . '.' | |
| 97 | ); | |
| 98 | } | |
| 99 | if (preg_match('/[;\s\x00-\x1f\x7f]/', $value) === 1) { | |
| 100 | throw new \InvalidArgumentException( | |
| 101 | 'The "' . $field . '" config field must not contain semicolons, whitespace ' | |
| 102 | . 'or control characters (they are DSN metacharacters); got a value that does.' | |
| 103 | ); | |
| 104 | } | |
| 105 | return $value; | |
| 106 | } |
| 114 | final protected function validateOptions(mixed $options): void | |
| 115 | { | |
| 116 | if (!is_array($options)) { | |
| 117 | throw new \InvalidArgumentException( | |
| 118 | 'PDO options must be an array of attributes; got ' . get_debug_type($options) . '.' | |
| 119 | ); | |
| 120 | } | |
| 121 | ||
| 122 | foreach ($options as $key => $value) { | |
| 123 | if (!is_int($key)) { | |
| 124 | throw new \InvalidArgumentException( | |
| 125 | 'PDO option keys must be integer attribute constants (PDO::ATTR_*); got ' . get_debug_type($key) . '.' | |
| 126 | ); | |
| 127 | } | |
| 128 | ||
| 129 | if (!is_scalar($value) && !is_array($value)) { | |
| 130 | throw new \InvalidArgumentException( | |
| 131 | 'PDO option values must be a scalar or array; got ' . get_debug_type($value) . ' for option ' . $key . '.' | |
| 132 | ); | |
| 133 | } | |
| 134 | } | |
| 135 | } |
| 152 | final protected function createPdo(string $dsn, ?string $username, #[\SensitiveParameter] ?string $password, array $options): \Pdo | |
| 153 | { | |
| 154 | $this->validateOptions($options); | |
| 155 | $options = array_replace( | |
| 156 | self::DEFAULT_OPTIONS, | |
| 157 | static::defaultOptions(), | |
| 158 | $options, | |
| 159 | self::FORCED_OPTIONS, | |
| 160 | static::forcedOptions(), | |
| 161 | ); | |
| 162 | try { | |
| 163 | return \PDO::connect($dsn, $username, $password, $options); | |
| 164 | } catch (\PDOException $e) { | |
| 165 | throw new ConnectionException("Could not connect to database.", $e->getCode(), $e); | |
| 166 | } | |
| 167 | } |