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<?php |
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/** |
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* This file is a part of "Axessors" library. |
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* |
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* @author <[email protected]> |
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* @license GPL |
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*/ |
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namespace NoOne4rever\Axessors; |
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/** |
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* Class InjectedStringParser. |
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* |
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* Processes *injected* callbacks and conditions. |
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* |
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* @package NoOne4rever\Axessors |
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*/ |
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class InjectedStringSuit |
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{ |
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/** @var string expression */ |
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private $expression; |
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/** |
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* InjectedStringSuit constructor. |
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* |
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* @param string $expression expression |
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*/ |
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public function __construct(string $expression) |
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{ |
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$this->expression = $expression; |
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} |
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/** |
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* Turns code block into a simple closure. |
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* |
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* @return $this object for methods chain |
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*/ |
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public function wrapWithClosure(): self |
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{ |
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if (preg_match('/^`{[^}]*}`$/', $this->expression)) { |
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$this->expression = substr($this->expression, 1, strlen($this->expression) - 2); |
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$this->expression = "`(function(\$var){$this->expression})(\$var)`"; |
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} |
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return $this; |
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} |
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/** |
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* Processes "$." in injected string. |
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* |
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* @return InjectedStringSuit object for methods chain |
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*/ |
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public function processThis(): self |
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{ |
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$expression = preg_replace_callback('/"[^"]"|\'[^\']\'/', function (array $matches) { |
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return str_replace('$.', '\\$.', $matches[0]); |
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}, $this->expression); |
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$expression = preg_replace('/\$\./', '$this->', $expression); |
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$expression = preg_replace_callback('/"[^"]"|\'[^\']\'/', function (array $matches) { |
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return str_replace('\\$.', '$.', $matches[0]); |
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}, $expression); |
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$this->expression = $expression; |
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return $this; |
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} |
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/** |
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* Resolves class names in *injected* callbacks and conditions. |
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* |
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* @param string $namespace namespace |
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* |
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* @return InjectedStringSuit object for methods chain |
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*/ |
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public function resolveClassNames(string $namespace): self |
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{ |
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$expression = preg_replace_callback('/"[^"]"|\'[^\']\'/', function (array $matches) { |
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return str_replace(':', ':\\', $matches[0]); |
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}, $this->expression); |
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$expression = preg_replace('/(?<!:):(?=([a-zA-Z_][a-zA-Z0-9_]*))/', "$namespace\\", $expression); |
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$expression = preg_replace_callback('/"[^"]"|\'[^\']\'/', function (array $matches) { |
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return str_replace(':\\', ':', $matches[0]); |
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}, $expression); |
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$this->expression = $expression; |
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return $this; |
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} |
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/** |
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* Adds slashes to string. |
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* |
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* @param string $charlist symbols add slashes to |
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* |
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* @return InjectedStringSuit object for methods chain |
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*/ |
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public function addSlashes(string $charlist): self |
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{ |
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$this->expression = preg_replace_callback( |
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'/`([^`]|\\\\`)+((?<!\\\\)`)/', |
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function (array $matches) use($charlist): string { |
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return addcslashes($matches[0], $charlist); |
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}, |
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$this->expression |
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); |
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return $this; |
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} |
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/** |
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* Getter for InjectedStringProcessor::$expression. |
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* |
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* @return string processed expression |
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*/ |
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public function get(): string |
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{ |
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return $this->expression; |
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} |
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} |
NoOne4rever /
Axessors
