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<?php |
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namespace CodexShaper\Dumper\Drivers; |
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use CodexShaper\Dumper\Dumper; |
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use Symfony\Component\Process\Exception\ProcessFailedException; |
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class MysqlDumper extends Dumper |
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{ |
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/*@var bool*/ |
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protected $singleTransaction = false; |
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/*@var bool*/ |
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protected $skipLockTables = false; |
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/*@var bool*/ |
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protected $quick = false; |
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/*@var bool*/ |
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protected $skipComments = true; |
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/*@var string*/ |
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protected $defaultCharacterSet = ''; |
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/*@var bool*/ |
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protected $createTables = true; |
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public function useSingleTransaction() |
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{ |
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$this->singleTransaction = true; |
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return $this; |
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} |
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public function useSkipLockTables() |
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{ |
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$this->skipLockTables = true; |
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return $this; |
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} |
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public function useQuick() |
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{ |
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$this->quick = true; |
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return $this; |
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} |
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public function doNotUseSkipComments() |
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{ |
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$this->skipComments = false; |
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return $this; |
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} |
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public function doNotUseCreateTables() |
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{ |
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$this->createTables = false; |
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return $this; |
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} |
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public function setDefaultCharacterSet(string $charecterSet) |
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{ |
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$this->defaultCharacterSet = $charecterSet; |
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return $this; |
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} |
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public function dump(string $destinationPath = "") |
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{ |
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$destinationPath = !empty($destinationPath) ? $destinationPath : $this->destinationPath; |
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$this->runCommand($destinationPath, "dump"); |
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return $this; |
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} |
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public function restore(string $restorePath = "") |
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{ |
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$restorePath = !empty($restorePath) ? $restorePath : $this->restorePath; |
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$this->runCommand($restorePath, 'restore'); |
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return $this; |
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} |
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protected function prepareDumpCommand(string $credentialFile, string $destinationPath): string |
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{ |
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// Database |
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$databaseArg = $this->dbName; |
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// Include tables |
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$includeTables = (count($this->tables) > 0) ? implode(' ', $this->tables) : ""; |
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$includeTablesArg = !empty($includeTables) ? '--tables ' . $includeTables : ''; |
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// Ignore Tables |
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$ignoreTablesArgs = []; |
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foreach ($this->ignoreTables as $tableName) { |
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$ignoreTablesArgs[] = "--ignore-table=" . $databaseArg . "." . $tableName; |
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} |
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$ignoreTablesArg = (count($ignoreTablesArgs) > 0) ? implode(' ', $ignoreTablesArgs) : ''; |
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// Single Transaction |
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$singleTransaction = ($this->singleTransaction) ? "--single-transaction" : ""; |
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// Skip Lock Table |
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$skipLockTable = ($this->skipLockTables) ? "--skip-lock-tables" : ""; |
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// Quick |
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$quick = ($this->quick) ? "--quick" : ""; |
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// Create Tables |
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$createTables = (!$this->createTables) ? '--no-create-info' : ''; |
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// Skip Comments |
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$skipComments = ($this->skipComments) ? '--skip-comments' : ''; |
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// Socket |
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$socket = ($this->socket !== '') ? "--socket={$this->socket}" : ''; |
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// Default charecter set |
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$defaultCharacterSet = ($this->defaultCharacterSet !== '') ? '--default-character-set=' . $this->defaultCharacterSet : ''; |
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// Authentication File |
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$authenticate = "--defaults-extra-file=" . $credentialFile; |
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// Dump command |
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$dumpCommand = sprintf( |
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'%smysqldump %s %s %s %s %s %s %s %s %s %s %s', |
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$this->dumpCommandPath, |
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$authenticate, |
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$databaseArg, |
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$socket, |
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$skipComments, |
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$createTables, |
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$singleTransaction, |
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$skipLockTable, |
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$quick, |
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$defaultCharacterSet, |
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$includeTablesArg, |
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$ignoreTablesArg |
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); |
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// Add compressor if compress is enable |
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if ($this->isCompress) { |
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return "{$dumpCommand} | {$this->compressBinaryPath}{$this->compressCommand} > {$destinationPath}{$this->compressExtension}"; |
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} |
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return "{$dumpCommand} > {$destinationPath}"; |
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} |
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protected function prepareRestoreCommand(string $credentialFile, string $filePath): string |
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{ |
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// Database |
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$database = $this->dbName; |
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// Authentication File |
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$authenticate = "--defaults-extra-file=" . $credentialFile; |
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// Restore command |
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$restoreCommand = sprintf("%smysql %s %s", |
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$this->dumpCommandPath, |
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$authenticate, |
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$database |
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); |
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// Add compressor if compress is enable |
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if ($this->isCompress) { |
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return "{$this->compressBinaryPath}{$this->compressCommand} < {$filePath} | {$restoreCommand}"; |
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} |
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return "{$restoreCommand} < {$filePath}"; |
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} |
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protected function runCommand($filePath, $action) |
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{ |
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try { |
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// Get Credentials |
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$credentials = $this->getCredentials(); |
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// Create a temporary file |
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$this->tempFile = tempnam(sys_get_temp_dir(), 'mysqlpass'); |
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// Create file handler |
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$handler = fopen($this->tempFile, 'r+'); |
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// Write credentials into temporary file |
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fwrite($handler, $credentials); |
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if ($action == 'dump') { |
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$this->command = preg_replace('/\s+/', ' ', $this->prepareDumpCommand($this->tempFile, $filePath)); |
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} else if ($action == 'restore') { |
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$this->command = preg_replace('/\s+/', ' ', $this->prepareRestoreCommand($this->tempFile, $filePath)); |
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} |
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// Get Symfony process with prepared command |
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$process = $this->prepareProcessCommand(); |
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if ($this->debug) { |
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$process->mustRun(); |
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} else { |
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$process->run(); |
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} |
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// close handler |
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fclose($handler); |
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// Remove temporary file |
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unlink($this->tempFile); |
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} catch (ProcessFailedException $e) { |
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throw new \Exception($e->getMessage()); |
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} |
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} |
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protected function getCredentials() |
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{ |
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$contents = [ |
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'[client]', |
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"user = '{$this->username}'", |
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"password = '{$this->password}'", |
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"host = '{$this->host}'", |
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"port = '{$this->port}'", |
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]; |
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return implode(PHP_EOL, $contents); |
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} |
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} |
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Codexshaper /
database-backup-restore
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