161 lines
4.6 KiB
PHP
161 lines
4.6 KiB
PHP
<?php
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namespace PHPCensor\Plugin;
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use PDO;
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use PHPCensor\Builder;
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use PHPCensor\Model\Build;
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use PHPCensor\Plugin;
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use b8\Database;
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/**
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* MySQL Plugin - Provides access to a MySQL database.
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*
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* @author Dan Cryer <dan@block8.co.uk>
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* @author Steve Kamerman <stevekamerman@gmail.com>
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*/
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class Mysql extends Plugin
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{
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/**
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* @var string
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*/
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protected $host;
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/**
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* @var string
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*/
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protected $user;
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/**
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* @var string
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*/
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protected $pass;
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/**
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* @return string
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*/
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public static function pluginName()
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{
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return 'mysql';
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}
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/**
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* {@inheritdoc}
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*/
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public function __construct(Builder $builder, Build $build, array $options = [])
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{
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parent::__construct($builder, $build, $options);
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$config = Database::getConnection('write')->getDetails();
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$this->host =(defined('DB_HOST')) ? DB_HOST : null;
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$this->user = $config['user'];
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$this->pass = $config['pass'];
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$buildSettings = $this->builder->getConfig('build_settings');
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if (!isset($buildSettings['mysql'])) {
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return;
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}
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if (!empty($buildSettings['mysql']['host'])) {
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$this->host = $this->builder->interpolate($buildSettings['mysql']['host']);
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}
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if (!empty($buildSettings['mysql']['user'])) {
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$this->user = $this->builder->interpolate($buildSettings['mysql']['user']);
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}
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if (array_key_exists('pass', $buildSettings['mysql'])) {
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$this->pass = $buildSettings['mysql']['pass'];
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}
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}
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/**
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* Connects to MySQL and runs a specified set of queries.
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* @return boolean
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*/
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public function execute()
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{
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try {
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$opts = [PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION];
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$pdo = new PDO('mysql:host=' . $this->host, $this->user, $this->pass, $opts);
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foreach ($this->options as $query) {
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if (!is_array($query)) {
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// Simple query
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$pdo->query($this->builder->interpolate($query));
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} elseif (isset($query['import'])) {
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// SQL file execution
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$this->executeFile($query['import']);
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} else {
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throw new \Exception('Invalid command.');
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}
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}
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} catch (\Exception $ex) {
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$this->builder->logFailure($ex->getMessage());
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return false;
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}
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return true;
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}
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/**
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* @param string $query
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* @return boolean
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* @throws \Exception
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*/
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protected function executeFile($query)
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{
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if (!isset($query['file'])) {
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throw new \Exception('Import statement must contain a \'file\' key');
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}
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$import_file = $this->builder->buildPath . $this->builder->interpolate($query['file']);
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if (!is_readable($import_file)) {
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throw new \Exception(sprintf('Cannot open SQL import file: %s', $import_file));
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}
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$database = isset($query['database']) ? $this->builder->interpolate($query['database']) : null;
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$import_command = $this->getImportCommand($import_file, $database);
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if (!$this->builder->executeCommand($import_command)) {
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throw new \Exception('Unable to execute SQL file');
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}
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return true;
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}
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/**
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* Builds the MySQL import command required to import/execute the specified file
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*
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* @param string $import_file Path to file, relative to the build root
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* @param string $database If specified, this database is selected before execution
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*
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* @return string
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*/
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protected function getImportCommand($import_file, $database = null)
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{
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$decompression = [
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'bz2' => '| bzip2 --decompress',
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'gz' => '| gzip --decompress',
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];
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$extension = strtolower(pathinfo($import_file, PATHINFO_EXTENSION));
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$decomp_cmd = '';
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if (array_key_exists($extension, $decompression)) {
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$decomp_cmd = $decompression[$extension];
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}
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$args = [
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':import_file' => escapeshellarg($import_file),
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':decomp_cmd' => $decomp_cmd,
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':host' => escapeshellarg($this->host),
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':user' => escapeshellarg($this->user),
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':pass' => (!$this->pass) ? '' : '-p' . escapeshellarg($this->pass),
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':database' => ($database === null)? '': escapeshellarg($database),
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];
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return strtr('cat :import_file :decomp_cmd | mysql -h:host -u:user :pass :database', $args);
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}
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}
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