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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\Server; |
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use InvalidArgumentException; |
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use Webmozart\Assert\Assert; |
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use Webmozart\PathUtil\Path; |
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/** |
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* A web server instance. |
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* |
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* @author James <[email protected]> |
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*/ |
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class Server implements ServerInterface |
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{ |
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/** |
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* The filesystem path where the web server is installed. |
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* |
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* It has to be an absolute path. |
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* |
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* Apache httpd server does not accept a relative prefix path at compilation. |
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* Nginx does, but this is a very risky practice... |
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* So relative prefix path in nginx configuration will not be considered |
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* |
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* @var string |
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*/ |
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private $prefix = ''; |
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/** |
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* The string to match as a starting multi-line directive. |
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* |
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* @var string |
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*/ |
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private $startMultiLine = ''; |
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/** |
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* The string to match as an ending multi-line directive. |
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* |
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* @var string |
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*/ |
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private $endMultiLine = ''; |
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/** |
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* The string to match a simple directive. |
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* |
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* @var string |
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*/ |
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private $simpleDirective = ''; |
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/** |
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* binaries that can be used to control the webserver. |
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* |
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* @var array |
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*/ |
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private $binaries = []; |
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/** |
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* the parameter string to use to detect version and config file. |
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* |
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* @var string |
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*/ |
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private $detectionParameter = ''; |
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/** |
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* The ordered list of methods to apply before convertion. |
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* |
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* @var array |
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*/ |
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private $beforeMethods = []; |
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/** |
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* The ordered list of methods to apply after convertion. |
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* |
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* @var array |
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*/ |
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private $afterMethods = []; |
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/** |
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* Confirms if the server instance has valid parameters. |
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* |
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* @return bool true if all parameters are initialized, false otherwise |
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*/ |
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public function isValid() |
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{ |
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$valid = $this->prefix != ''; |
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$valid = $valid && $this->startMultiLine != ''; |
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$valid = $valid && $this->endMultiLine != ''; |
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$valid = $valid && $this->simpleDirective != ''; |
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return $valid; |
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} |
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/** |
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* Getter for the prefix. |
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* |
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* @return string the filesystem path where the web server is installed |
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*/ |
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public function getPrefix() |
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{ |
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return $this->prefix; |
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} |
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/** |
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* Sets the prefix of a server isntance. |
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* |
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* @throws ServerException if the prefix is invalid |
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* |
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* @param string $prefix the filesystem path where the web server is installed |
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*/ |
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public function setPrefix($prefix) |
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{ |
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try { |
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Assert::string($prefix); |
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} catch (InvalidArgumentException $e) { |
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throw ServerException::forInvalidPrefix($prefix, 'The path is expected to be a string. Got: %s'); |
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} |
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if (!Path::isAbsolute($prefix)) { |
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throw ServerException::forInvalidPrefix($prefix, 'The path is expected to be absolute. Got: %s'); |
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} |
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if (!is_dir($prefix)) { |
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throw ServerException::forInvalidPrefix( |
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$prefix, |
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'The path is expected to be an existing directory. Got: %s' |
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); |
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} |
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$this->prefix = $prefix; |
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return $this; |
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} |
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/** |
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* Gets the regexp that will match the starting block directives. |
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* |
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* @return string the regexp that will match the starting block directives |
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*/ |
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public function getStartMultiLine() |
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{ |
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return $this->startMultiLine; |
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} |
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/** |
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* Sets the regexp that will match the starting block directives. |
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* |
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* @param string $startMultiLine the regexp that will match the starting block directives |
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*/ |
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public function setStartMultiLine($startMultiLine) |
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{ |
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$this->startMultiLine = $this->checkString( |
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$startMultiLine, |
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'The starting block directive matcher is expected to be a string. Got: %s', |
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'The starting block directive matcher is expected to be a regexp '. |
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'containing named subpatterns "key" and "value". Got: %s' |
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); |
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return $this; |
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} |
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/** |
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* Gets the regexp that will match the ending block directives. |
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* |
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* @return string the regexp that will match the ending block directives |
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*/ |
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public function getEndMultiLine() |
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{ |
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return $this->endMultiLine; |
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} |
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/** |
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* Sets the regexp that will match the ending block directives. |
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* |
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* @param string $endMultiLine the regexp that will match the ending block directives |
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*/ |
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public function setEndMultiLine($endMultiLine) |
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{ |
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$this->endMultiLine = $this->checkString( |
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$endMultiLine, |
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'The endind block directive matcher is expected to be a string. Got: %s', |
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'The ending block directive matcher is expected to be a regexp . Got: %s', |
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false |
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); |
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return $this; |
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} |
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/** |
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* Gets the regexp that will match the simple directives. |
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* |
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* @return string the regexp that will match the simple directives |
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*/ |
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public function getSimpleDirective() |
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{ |
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return $this->simpleDirective; |
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} |
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/** |
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* Sets the regexp that will match the simple directives. |
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* |
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* @param string $simpleDirective the regexp that will match the simple directives |
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*/ |
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public function setSimpleDirective($simpleDirective) |
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{ |
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$this->simpleDirective = $this->checkString( |
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$simpleDirective, |
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'The simple directive matcher is expected to be a string. Got: %s', |
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'The simple directive matcher is expected to be a regexp '. |
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'containing named subpatterns "key" and "value". Got: %s' |
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); |
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return $this; |
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} |
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/** |
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* Checks if the string matches some criterias. |
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* |
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* @param string $string the string to check |
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* @param string $message1 message if not a string |
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* @param string $message2 message if not a regexp |
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* @param bool $subpattern confirms the presence of subpatterns "key" and "value" |
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* |
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* @throws ServerException if the string is invalid |
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* |
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* @return string the string |
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*/ |
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private function checkString($string, $message1, $message2, $subpattern = true) |
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{ |
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try { |
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Assert::string($string); |
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} catch (InvalidArgumentException $e) { |
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throw ServerException::forInvalidMatcher($string, $message1); |
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} |
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if (!$this->isValidRegex($string, $subpattern)) { |
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throw ServerException::forInvalidMatcher($string, $message2); |
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} |
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return $string; |
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} |
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/** |
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* Confirms if a matcher is a valid reguler expression. |
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* |
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* A directive matcher MUST contain a key and a value named subpattern. |
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* |
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* @param string $matcher the matcher to validate |
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* @param bool $subpattern confirms the presence of subpatterns "key" and "value" |
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* |
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* @return bool true if the matcher is valid, false otherwise |
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*/ |
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private function isValidRegex($matcher, $subpattern = true) |
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{ |
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if (false === @preg_match($matcher, 'tester')) { |
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return false; |
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} |
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if ($subpattern && (false === strpos($matcher, '(?<key>') || false === strpos($matcher, '(?<value>'))) { |
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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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* Gets the list of binaries that can be run to analyze. |
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* |
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* @return array the list of binaries that can be run |
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*/ |
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public function getBinaries() |
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{ |
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return $this->binaries; |
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} |
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/** |
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* Sets the list of binaries that can be run to analyze. |
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* |
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* @param array $binaries list of controlers |
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*/ |
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public function setBinaries(array $binaries) |
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{ |
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$this->binaries = $binaries; |
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return $this; |
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} |
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/** |
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* Sets the parameter string to use to detect version and config file. |
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* |
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* @param string $parameter parameter string |
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*/ |
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public function setDetectionParameter($parameter = '') |
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{ |
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$this->detectionParameter = $parameter; |
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return $this; |
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} |
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/** |
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* Gets the ordered list of methods to apply before the config file turns into an array. |
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* |
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* @return array the ordered list of methods to apply before convertion |
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*/ |
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public function getBeforeMethods() |
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{ |
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return $this->beforeMethods; |
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} |
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/** |
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* Sets the ordered list of methods to apply before the config file turns into an array. |
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* |
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* @param array $methods the ordered list of methods to apply before convertion |
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*/ |
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public function setBeforeMethods(array $methods) |
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{ |
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$this->beforeMethods = $methods; |
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return $this; |
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} |
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/** |
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* Gets the ordered list of methods to apply after the config file has turned into an array. |
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* |
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* @return array the ordered list of methods to apply after convertion |
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*/ |
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public function getAfterMethods() |
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{ |
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return $this->afterMethods; |
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} |
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/** |
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* Sets the ordered list of methods to apply after the config file has turned into an array. |
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* |
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* @param array $methods the ordered list of methods to apply after convertion |
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*/ |
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public function setAfterMethods(array $methods) |
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{ |
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$this->afterMethods = $methods; |
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return $this; |
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} |
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} |
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