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<?php |
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/** |
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* This file is part of WebHelper Parser. |
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* |
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* (c) James <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace WebHelper\Parser; |
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use WebHelper\Parser\Exception\InvalidConfigException; |
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use WebHelper\Parser\Exception\ParserException; |
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use WebHelper\Parser\Parser\After; |
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use WebHelper\Parser\Parser\Before; |
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use WebHelper\Parser\Server\ServerInterface; |
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/** |
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* Web server configuration generic parser. |
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* |
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* @author James <[email protected]> |
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*/ |
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class Parser implements ParserInterface |
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{ |
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/** @var Server\ServerInterface a server instance */ |
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private $server; |
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/** @var Compiler a Compiler instance */ |
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private $compiler; |
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/** @var string configuration file */ |
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private $configFile = ''; |
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/** @var array active directives in an array */ |
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protected $activeConfig = []; |
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/** |
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* Setter for the server instance. |
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* |
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* @see Server\ServerInterface Server Documentation |
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* |
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* @param Server\ServerInterface $server the server instance |
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*/ |
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public function setServer(ServerInterface $server) |
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{ |
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$this->server = $server; |
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return $this; |
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} |
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/** |
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* Setter for the compiler instance. |
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* |
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* @param Compiler $compiler the compiler instance |
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*/ |
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public function setCompiler(Compiler $compiler) |
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{ |
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$this->compiler = $compiler; |
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$this->compiler->setParser($this); |
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return $this; |
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} |
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/** |
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* Setter for the config file to parse. |
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* |
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* @param string $configFile configuration file |
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* |
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* @throws Exception\ParserException if configuration file is not readable |
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* @throws Exception\InvalidConfigException if active configuration is empty |
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*/ |
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public function setConfigFile($configFile = '') |
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{ |
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if (!is_readable($configFile)) { |
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$this->activeConfig = []; |
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throw ParserException::forFileUnreadable($configFile); |
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} |
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$this->configFile = $configFile; |
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if (!$this->parseConfigFile()) { |
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throw InvalidConfigException::forEmptyConfig($configFile); |
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} |
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return $this; |
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} |
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/** |
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* Getter for the server instance. |
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* |
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* @see Server\ServerInterface Server Documentation |
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* |
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* @param Server\ServerInterface the server instance |
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*/ |
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public function getServer() |
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{ |
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return $this->server; |
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} |
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/** |
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* Getter for the active config main context. |
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* |
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* @return Directive\DirectiveInterface the active config |
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*/ |
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public function getActiveConfig() |
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{ |
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return $this->compiler->doCompile($this->activeConfig); |
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} |
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/** |
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* Getter for the content of the configuration file. |
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* |
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* @return string content of the configuration file |
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*/ |
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public function getOriginalConfig() |
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{ |
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return file_get_contents($this->configFile); |
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} |
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/** |
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* Does some extra parsing before the active config turns into an array. |
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* |
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* @param string $config a config file content |
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* |
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* @return string a config file content |
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*/ |
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protected function beforeExplode($config) |
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{ |
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foreach ($this->server->getBeforeMethods() as $beforeMethod) { |
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$config = Before::$beforeMethod($config); |
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} |
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return $config; |
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} |
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/** |
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* Does some extra parsing after the active config has turned into an array. |
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* |
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* @param array $activeConfig an active config |
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* |
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* @return array an active config |
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*/ |
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protected function afterExplode(array $activeConfig) |
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{ |
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foreach ($this->server->getAfterMethods() as $afterMethod) { |
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$activeConfig = After::$afterMethod($activeConfig); |
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} |
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return $activeConfig; |
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} |
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/** |
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* Comon parsing to both apache and nginx. |
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* |
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* @return bool true if active lines were found |
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*/ |
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private function parseConfigFile() |
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{ |
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$activeConfig = $this->getOriginalConfig(); |
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$activeConfig = $this->beforeExplode($activeConfig); |
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//convert into an array |
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$activeConfig = explode("\n", $activeConfig); |
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$this->activeConfig = $this->afterExplode($activeConfig); |
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return !empty($this->activeConfig); |
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} |
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} |
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JamesRezo /
webhelper-parser
