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<?php |
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namespace Scientist; |
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use Scientist\Journals\Journal; |
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/** |
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* Class Laboratory |
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* |
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* The Laboratory is where the magic takes place. Here we define |
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* and conduct our experiments. |
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* |
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* @package \Scientist |
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*/ |
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class Laboratory |
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{ |
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/** |
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* Collection of journals to report to. |
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* |
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* @var \Scientist\Journals\Journal[] |
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*/ |
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protected $journals = []; |
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/** |
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* Register a collection of journals. |
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* |
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* @param array $journals |
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* |
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* @return $this |
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*/ |
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public function setJournals(array $journals = []) |
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{ |
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$this->journals = []; |
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foreach ($journals as $journal) { |
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$this->addJournal($journal); |
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} |
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return $this; |
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} |
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/** |
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* Register a new journal. |
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* |
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* @param \Scientist\Journals\Journal $journal |
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* |
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* @return $this |
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*/ |
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public function addJournal(Journal $journal) |
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{ |
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$this->journals[] = $journal; |
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return $this; |
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} |
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/** |
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* Retrieve registers journals. |
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* |
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* @return array |
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*/ |
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public function getJournals() |
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{ |
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return $this->journals; |
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} |
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/** |
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* Start a new experiment. |
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* |
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* @param string $name |
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* |
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* @return mixed |
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*/ |
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public function experiment($name) |
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{ |
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return (new Experiment($name, $this)); |
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} |
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/** |
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* Run an experiment. |
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* |
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* @param \Scientist\Experiment $experiment |
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* |
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* @return mixed |
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*/ |
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public function runExperiment(Experiment $experiment) |
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{ |
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if ($experiment->shouldRun()) { |
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$report = $this->createReport($experiment); |
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return $report->getControl()->getValue(); |
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} |
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return call_user_func_array( |
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$experiment->getControl(), |
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$experiment->getParams() |
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); |
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} |
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/** |
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* Run an experiment and return the result. |
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* |
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* @param \Scientist\Experiment $experiment |
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* |
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* @return \Scientist\Report |
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*/ |
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public function createReport(Experiment $experiment) |
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{ |
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$report = (new Intern)->run($experiment); |
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$this->reportToJournals($experiment, $report); |
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return $report; |
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} |
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/** |
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* Report experiment result to registered journals. |
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* |
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* @param \Scientist\Experiment $experiment |
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* @param \Scientist\Report $report |
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* |
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* @return void |
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*/ |
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protected function reportToJournals(Experiment $experiment, Report $report) |
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{ |
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foreach ($this->journals as $journal) { |
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$journal->report($experiment, $report); |
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} |
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} |
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} |
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daylerees /
scientist
