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<?php |
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/** |
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* @package s9e\TextFormatter |
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* @copyright Copyright (c) 2010-2018 The s9e Authors |
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* @license http://www.opensource.org/licenses/mit-license.php The MIT License |
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*/ |
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namespace s9e\TextFormatter\Configurator\RendererGenerators\PHP\XPathConvertor\Convertors; |
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class BooleanFunctions extends AbstractConvertor |
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{ |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getRegexpGroups() |
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{ |
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return [ |
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'BooleanParam' => 'Boolean', |
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'HasAttribute' => 'Boolean', |
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'HasAttributes' => 'Boolean', |
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'Not' => 'Boolean', |
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'NotAttribute' => 'Boolean', |
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'NotParam' => 'Boolean' |
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]; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getRegexps() |
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{ |
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return [ |
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'BooleanParam' => 'boolean \\( ((?&Parameter)) \\)', |
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'HasAttribute' => 'boolean \\( ((?&Attribute)) \\)', |
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'HasAttributes' => 'boolean \\( @\\* \\)', |
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'Not' => 'not \\( ((?&Boolean)|(?&Comparison)|(?&And)|(?&Or)) \\)', |
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'NotAttribute' => 'not \\( ((?&Attribute)) \\)', |
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'NotParam' => 'not \\( ((?&Parameter)) \\)' |
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]; |
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} |
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/** |
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* Convert a call to boolean() with a param |
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* |
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* @param string $expr |
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* @return string |
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*/ |
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public function convertBooleanParam($expr) |
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{ |
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return $this->convert($expr) . "!==''"; |
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} |
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/** |
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* Convert a call to boolean() with an attribute |
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* |
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* @param string $expr |
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* @return string |
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*/ |
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public function convertHasAttribute($expr) |
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{ |
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$attrName = $this->getAttributeName($expr); |
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return '$node->hasAttribute(' . var_export($attrName, true) . ')'; |
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} |
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/** |
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* Convert a call to boolean(@*) |
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* |
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* @return string |
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*/ |
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public function convertHasAttributes() |
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{ |
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return '$node->attributes->length'; |
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} |
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/** |
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* Convert a call to not() with a boolean expression |
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* |
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* @param string $expr |
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* @return string |
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*/ |
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public function convertNot($expr) |
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{ |
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return '!(' . $this->convert($expr) . ')'; |
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} |
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/** |
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* Convert a call to not() with an attribute |
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* |
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* @param string $expr |
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* @return string |
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*/ |
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public function convertNotAttribute($expr) |
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{ |
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$attrName = $this->getAttributeName($expr); |
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return '!$node->hasAttribute(' . var_export($attrName, true) . ')'; |
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} |
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/** |
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* Convert a call to not() with a param |
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* |
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* @param string $expr |
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* @return string |
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*/ |
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public function convertNotParam($expr) |
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{ |
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return $this->convert($expr) . "===''"; |
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} |
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} |
s9e /
TextFormatter
