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<?php |
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namespace Coduo\PHPMatcher\Parser; |
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use Coduo\PHPMatcher\AST\Expander; |
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use Coduo\PHPMatcher\Exception\InvalidArgumentException; |
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use Coduo\PHPMatcher\Exception\InvalidExpanderTypeException; |
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use Coduo\PHPMatcher\Exception\UnknownExpanderClassException; |
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use Coduo\PHPMatcher\Exception\UnknownExpanderException; |
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use Coduo\PHPMatcher\Matcher\Pattern\PatternExpander; |
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final class ExpanderInitializer |
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{ |
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/** |
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* @var array |
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*/ |
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private $expanderDefinitions = array( |
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"startsWith" => "Coduo\\PHPMatcher\\Matcher\\Pattern\\Expander\\StartsWith", |
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"endsWith" => "Coduo\\PHPMatcher\\Matcher\\Pattern\\Expander\\EndsWith", |
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"isNotEmpty" => "Coduo\\PHPMatcher\\Matcher\\Pattern\\Expander\\IsNotEmpty", |
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"isEmpty" => "Coduo\\PHPMatcher\\Matcher\\Pattern\\Expander\\IsEmpty", |
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"isDateTime" => "Coduo\\PHPMatcher\\Matcher\\Pattern\\Expander\\IsDateTime", |
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"isEmail" => "Coduo\\PHPMatcher\\Matcher\\Pattern\\Expander\\IsEmail", |
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"isUrl" => "Coduo\\PHPMatcher\\Matcher\\Pattern\\Expander\\IsUrl", |
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"lowerThan" => "Coduo\\PHPMatcher\\Matcher\\Pattern\\Expander\\LowerThan", |
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"greaterThan" => "Coduo\\PHPMatcher\\Matcher\\Pattern\\Expander\\GreaterThan", |
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"inArray" => "Coduo\\PHPMatcher\\Matcher\\Pattern\\Expander\\InArray", |
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"count" => "Coduo\\PHPMatcher\\Matcher\\Pattern\\Expander\\Count", |
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"contains" => "Coduo\\PHPMatcher\\Matcher\\Pattern\\Expander\\Contains", |
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"matchRegex" => "Coduo\\PHPMatcher\\Matcher\\Pattern\\Expander\\MatchRegex", |
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"oneOf" => "Coduo\\PHPMatcher\\Matcher\\Pattern\\Expander\\OneOf" |
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); |
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/** |
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* @param string $expanderName |
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* @param string $expanderFQCN Fully-Qualified Class Name that implements PatternExpander interface |
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* @throws UnknownExpanderClassException |
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*/ |
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public function setExpanderDefinition($expanderName, $expanderFQCN) |
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{ |
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if (!class_exists($expanderFQCN)) { |
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throw new UnknownExpanderClassException(sprintf("Class \"%s\" does not exists.", $expanderFQCN)); |
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} |
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$this->expanderDefinitions[$expanderName] = $expanderFQCN; |
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} |
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/** |
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* @param $expanderName |
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* @return bool |
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*/ |
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public function hasExpanderDefinition($expanderName) |
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{ |
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return array_key_exists($expanderName, $this->expanderDefinitions); |
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} |
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/** |
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* @param $expanderName |
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* @return string |
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* @throws InvalidArgumentException |
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*/ |
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public function getExpanderDefinition($expanderName) |
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{ |
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if (!$this->hasExpanderDefinition($expanderName)) { |
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throw new InvalidArgumentException(sprintf("Definition for \"%s\" expander does not exists.", $expanderName)); |
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} |
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return $this->expanderDefinitions[$expanderName]; |
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} |
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/** |
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* @param Expander $expanderNode |
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* @throws InvalidExpanderTypeException |
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* @throws UnknownExpanderException |
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* @return PatternExpander |
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*/ |
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public function initialize(Expander $expanderNode) |
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{ |
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if (!array_key_exists($expanderNode->getName(), $this->expanderDefinitions)) { |
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throw new UnknownExpanderException(sprintf("Unknown expander \"%s\"", $expanderNode->getName())); |
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} |
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$reflection = new \ReflectionClass($this->expanderDefinitions[$expanderNode->getName()]); |
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if ($expanderNode->hasArguments()) { |
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$arguments = array(); |
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foreach ($expanderNode->getArguments() as $argument) { |
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$arguments[] = ($argument instanceof Expander) |
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? $this->initialize($argument) |
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: $argument; |
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} |
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$expander = $reflection->newInstanceArgs($arguments); |
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} else { |
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$expander = $reflection->newInstance(); |
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} |
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if (!$expander instanceof PatternExpander) { |
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throw new InvalidExpanderTypeException(); |
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} |
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return $expander; |
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} |
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} |
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coduo /
php-matcher
