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<?php |
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/* this file is part of pipelines */ |
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namespace Ktomk\Pipelines\File; |
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use Ktomk\Pipelines\Glob; |
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/** |
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* Class PipelinesReferences |
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* |
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* Extract methods from Pipelines |
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* |
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* @package Ktomk\Pipelines\File |
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*/ |
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class PipelinesReferences extends Pipelines |
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{ |
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/** |
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* @param Pipelines $pipelines |
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* @param string $id |
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* |
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* @return null|Pipeline |
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*/ |
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protected static function byId(Pipelines $pipelines, $id) |
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{ |
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if (!ReferenceTypes::isValidId($id)) { |
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throw new \InvalidArgumentException(sprintf("Invalid id '%s'", $id)); |
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} |
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if (!isset($pipelines->references[$id])) { |
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return null; |
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} |
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$ref = $pipelines->references[$id]; |
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if ($ref[2] instanceof Pipeline) { |
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return $ref[2]; |
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} |
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// bind to instance if yet an array |
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if (!is_array($ref[2])) { |
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throw new ParseException(sprintf('%s: named pipeline required', $id)); |
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} |
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$pipeline = new Pipeline($pipelines->file, $ref[2]); |
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$ref[2] = $pipeline; |
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return $pipeline; |
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} |
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/** |
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* returns the id of the default pipeline in file or null if there is none |
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* |
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* @param Pipelines $pipelines |
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* |
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* @return null|string |
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*/ |
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protected static function idDefault(Pipelines $pipelines) |
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{ |
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$id = 'default'; |
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if (!isset($pipelines->references[$id])) { |
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return null; |
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} |
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return $id; |
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} |
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/** |
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* get id of a pipeline |
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* |
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* @param Pipelines $pipelines |
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* @param Pipeline $pipeline |
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* |
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* @return null|string |
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*/ |
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protected static function id(Pipelines $pipelines, Pipeline $pipeline) |
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{ |
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foreach ($pipelines->references as $id => $reference) { |
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if ($pipeline === $reference[2]) { |
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return $id; |
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} |
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} |
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return null; |
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} |
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/** |
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* @param Pipelines $pipelines |
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* @param null|string $type |
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* @param null|string $reference |
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* |
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* @return null|string |
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*/ |
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protected static function idByTypeReference(Pipelines $pipelines, $type, $reference) |
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{ |
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if (!ReferenceTypes::isPatternSection($type)) { |
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throw new \InvalidArgumentException(sprintf('Invalid type %s', var_export($type, true))); |
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} |
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list($resolve, $result) = self::idNonPatternMatch($pipelines, $type, $reference); |
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if ($resolve) { |
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return $result; |
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} |
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list($resolve, $result) = self::idPattern($pipelines, $type, $reference); |
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# fall-back to default pipeline on no match |
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return $resolve ? $result : self::idDefault($pipelines); |
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} |
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/** |
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* @param Pipelines $pipelines |
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* @param null|string $section |
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* @param $reference |
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* |
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* @return array |
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*/ |
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private static function idNonPatternMatch(Pipelines $pipelines, $section, $reference) |
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{ |
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# section is n/a, fall back to default pipeline |
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if (!isset($pipelines->array[$section])) { |
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return array(true, $pipelines->getIdDefault()); |
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} |
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# check for direct (non-pattern) match |
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if (isset($pipelines->array[$section][$reference])) { |
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return array(true, "${section}/${reference}"); |
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} |
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return array(false, null); |
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} |
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/** |
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* get entry with largest pattern to match |
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* |
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* @param Pipelines $pipelines |
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* @param string $section |
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* @param string $reference |
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* |
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* @return array |
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*/ |
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private static function idPattern(Pipelines $pipelines, $section, $reference) |
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{ |
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$patterns = array_keys($pipelines->array[$section]); |
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$match = ''; |
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foreach ($patterns as $pattern) { |
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$pattern = (string)$pattern; |
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$result = Glob::match($pattern, $reference); |
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if ($result && (strlen($pattern) > strlen($match))) { |
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$match = $pattern; |
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} |
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} |
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return array('' !== $match, "${section}/${match}"); |
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} |
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} |
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ktomk /
pipelines
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