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<?php |
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namespace Ballybran\Database; |
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use mysqli; |
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/** |
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* MySQL database dump. |
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* |
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* @version 1.0 |
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*/ |
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class MySQLDump |
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{ |
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const MAX_SQL_SIZE = 1e6; |
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const NONE = 0; |
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const DROP = 1; |
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const CREATE = 2; |
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const DATA = 4; |
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const TRIGGERS = 8; |
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const ALL = 15; // DROP | CREATE | DATA | TRIGGERS |
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private $delTable; |
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/** @var array */ |
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public $tables = [ |
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'*' => self::ALL, |
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]; |
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/** @var mysqli */ |
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private $connection; |
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/** |
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* Connects to database. |
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* @param mysqli connection |
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*/ |
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public function __construct(mysqli $connection, $charset = 'utf8') |
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{ |
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$this->connection = $connection; |
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if ($connection->connect_errno) { |
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throw new \Exception($connection->connect_error); |
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} elseif (!$connection->set_charset($charset)) { // was added in MySQL 5.0.7 and PHP 5.0.5, fixed in PHP 5.1.5) |
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throw new \Exception($connection->error); |
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} |
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} |
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/** |
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* Saves dump to the file. |
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* @param string filename |
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* @return void |
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*/ |
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public function save($file) |
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{ |
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$handle = strcasecmp(substr($file, -3), '.gz') ? fopen($file, 'wb') : gzopen($file, 'wb'); |
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if (!$handle) { |
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throw new \Exception("ERROR: Cannot write file '$file'."); |
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} |
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$this->write($handle); |
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} |
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/** |
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* Writes dump to logical file. |
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* @param resource |
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* @return void |
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*/ |
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public function write($handle = null) |
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{ |
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if ($handle === null) { |
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$handle = fopen('php://output', 'wb'); |
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} elseif (!is_resource($handle) || get_resource_type($handle) !== 'stream') { |
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throw new \Exception('Argument must be stream resource.'); |
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} |
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$tables = $views = []; |
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$res = $this->connection->query('SHOW FULL TABLES'); |
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while ($row = $res->fetch_row()) { |
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if ($row[1] === 'VIEW') { |
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$views[] = $row[0]; |
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} else { |
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$tables[] = $row[0]; |
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} |
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} |
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$res->close(); |
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$tables = array_merge($tables, $views); // views must be last |
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$this->connection->query('LOCK TABLES `' . implode('` READ, `', $tables) . '` READ'); |
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$db = $this->connection->query('SELECT DATABASE()')->fetch_row(); |
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fwrite($handle, '-- Created at ' . date('j.n.Y G:i') . " using David Grudl MySQL Dump Utility\n" |
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. (isset($_SERVER['HTTP_HOST']) ? "-- Host: $_SERVER[HTTP_HOST]\n" : '') |
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. '-- MySQL Server: ' . $this->connection->server_info . "\n" |
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. '-- Database: ' . $db[0] . "\n" |
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. "\n" |
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. "SET NAMES utf8;\n" |
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. "SET SQL_MODE='NO_AUTO_VALUE_ON_ZERO';\n" |
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. "SET FOREIGN_KEY_CHECKS=0;\n" |
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. "SET UNIQUE_CHECKS=0;\n" |
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. "SET AUTOCOMMIT=0;\n" |
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); |
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foreach ($tables as $table) { |
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$this->dumpTable($handle, $table); |
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} |
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fwrite($handle, "COMMIT;\n"); |
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fwrite($handle, "-- THE END\n"); |
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$this->connection->query('UNLOCK TABLES'); |
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} |
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/** |
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* Dumps table to logical file. |
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* @param resource |
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* @return void |
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*/ |
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public function dumpTable($handle, $table) |
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{ |
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$this->delTable = $this->delimite($table); |
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$res = $this->connection->query("SHOW CREATE TABLE $this->delTable"); |
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$row = $res->fetch_assoc(); |
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$res->close(); |
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fwrite($handle, "-- --------------------------------------------------------\n\n"); |
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$mode = isset($this->tables[$table]) ? $this->tables[$table] : $this->tables['*']; |
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$view = isset($row['Create View']); |
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if ($mode & self::DROP) { |
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fwrite($handle, 'DROP ' . ($view ? 'VIEW' : 'TABLE') . " IF EXISTS $this->delTable;\n\n"); |
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} |
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if ($mode & self::CREATE) { |
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fwrite($handle, $row[$view ? 'Create View' : 'Create Table'] . ";\n\n"); |
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} |
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if (!$view && ($mode & self::DATA)) { |
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fwrite($handle, 'ALTER ' . ($view ? 'VIEW' : 'TABLE') . ' ' . $this->delTable . " DISABLE KEYS;\n\n"); |
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$numeric = []; |
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$res = $this->connection->query("SHOW COLUMNS FROM $this->delTable"); |
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$cols = []; |
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while ($row = $res->fetch_assoc()) { |
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$col = $row['Field']; |
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$cols[] = $this->delimite($col); |
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$numeric[$col] = (bool)preg_match('#^[^(]*(BYTE|COUNTER|SERIAL|INT|LONG$|CURRENCY|REAL|MONEY|FLOAT|DOUBLE|DECIMAL|NUMERIC|NUMBER)#i', $row['Type']); |
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} |
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$cols = '(' . implode(', ', $cols) . ')'; |
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$res->close(); |
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$this->mysqliUseResult($mode, $table, $numeric, $cols, $view, $handle); |
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} |
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} |
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private function mysqliUseResult($mode, $table, $numeric, $cols, $view, $handle){ |
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$size = 0; |
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$res = $this->connection->query("SELECT * FROM $this->delTable", MYSQLI_USE_RESULT); |
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while ($row = $res->fetch_assoc()) { |
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$s = '('; |
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foreach ($row as $key => $value) { |
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if ($value === null) { |
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$s .= "NULL,\t"; |
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} elseif ($numeric[$key]) { |
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$s .= $value . ",\t"; |
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} else { |
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$s .= "'" . $this->connection->real_escape_string($value) . "',\t"; |
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} |
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} |
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if ($size == 0) { |
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$s = "INSERT INTO $this->delTable $cols VALUES\n$s"; |
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} else { |
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$s = ",\n$s"; |
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} |
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$len = strlen($s) - 1; |
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$s[$len - 1] = ')'; |
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fwrite($handle, $s, $len); |
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$size += $len; |
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if ($size > self::MAX_SQL_SIZE) { |
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fwrite($handle, ";\n"); |
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$size = 0; |
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} |
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} |
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$res->close(); |
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if ($size) { |
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fwrite($handle, ";\n"); |
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} |
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fwrite($handle, 'ALTER ' . ($view ? 'VIEW' : 'TABLE') . ' ' . $this->delTable . " ENABLE KEYS;\n\n"); |
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fwrite($handle, "\n"); |
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$this->trigger($mode, $handle, $table); |
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fwrite($handle, "\n"); |
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} |
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private function trigger($mode, $handle, $table){ |
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if ($mode & self::TRIGGERS) { |
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$res = $this->connection->query("SHOW TRIGGERS LIKE '" . $this->connection->real_escape_string($table) . "'"); |
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if ($res->num_rows) { |
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fwrite($handle, "DELIMITER ;;\n\n"); |
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while ($row = $res->fetch_assoc()) { |
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fwrite($handle, "CREATE TRIGGER {$this->delimite($row['Trigger'])} $row[Timing] $row[Event] ON $this->delTable FOR EACH ROW\n$row[Statement];;\n\n"); |
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} |
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fwrite($handle, "DELIMITER ;\n\n"); |
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} |
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$res->close(); |
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} |
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} |
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private function delimite($s) |
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{ |
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return '`' . str_replace('`', '``', $s) . '`'; |
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} |
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} |
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knut7 /
framework
Loading history...
The issue could also be caused by a filter entry in the build configuration. If the path has been excluded in your configuration, e.g.
excluded_paths: ["lib/*"], you can move it to the dependency path list as follows:For further information see https://scrutinizer-ci.com/docs/tools/php/php-scrutinizer/#list-dependency-paths