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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\Directive; |
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/** |
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* Describes a block directive instance or a context. |
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* |
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* a BlockDirective is an ordered list of other directives set in a context. |
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* |
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* @author James <[email protected]> |
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*/ |
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class BlockDirective extends Directive implements DirectiveInterface |
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{ |
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/** @var array orderd list of sub directives */ |
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private $directives = []; |
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/** |
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* Adds a Directive at the end of the list. |
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* |
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* @param DirectiveInterface $directive a directive to add |
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*/ |
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public function add(DirectiveInterface $directive) |
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{ |
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$this->directives[] = $directive; |
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return $this; |
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} |
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/** |
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* Confirms if the directive contains a specified directive. |
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* |
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* @param string $name the directive for which to check existence |
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* |
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* @return bool true if the sub-directive exists, false otherwise |
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*/ |
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public function hasDirective($name) |
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{ |
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$inSubDirective = false; |
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foreach ($this->directives as $directive) { |
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if ($directive->getName() == $name) { |
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return true; |
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} |
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$inSubDirective = $this->hasInnerDirective($name, $inSubDirective, $directive); |
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} |
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return $inSubDirective; |
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} |
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/** |
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* Looks into sub directives to confirm if the actual contains a specified directive. |
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* |
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* @param string $name the directive for which to check existence |
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* @param bool $inSubDirective the actual state |
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* @param DirectiveInterface $directive the sub directive to look into |
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* |
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* @return bool true if the sub-directive exists, false otherwise |
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*/ |
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private function hasInnerDirective($name, $inSubDirective, DirectiveInterface $directive) |
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{ |
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if (!$directive->isSimple()) { |
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$inSubDirective = $inSubDirective || $directive->hasDirective($name); |
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} |
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return $inSubDirective; |
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} |
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/** |
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* Confirms if the directive is simple. |
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* |
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* Block directive can have sub directives |
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* |
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* @return bool true if the directive is simple, false otherwise |
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*/ |
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public function isSimple() |
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{ |
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return false; |
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} |
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} |
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JamesRezo /
webhelper-parser
