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<?php |
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/****************************************************************************** |
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* An implementation of dicto (scg.unibe.ch/dicto) in and for PHP. |
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* |
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* Copyright (c) 2016 Richard Klees <[email protected]> |
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* |
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* This software is licensed under The MIT License. You should have received |
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* a copy of the license along with the code. |
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*/ |
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namespace Lechimp\Dicto\App; |
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use Lechimp\Dicto\Indexer\IndexerFactory; |
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use Lechimp\Dicto\Analysis\ReportGenerator; |
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use Lechimp\Dicto\Analysis\AnalyzerFactory; |
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use Lechimp\Dicto\Analysis\Index; |
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use Lechimp\Dicto\Indexer\Insert; |
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use Lechimp\Dicto\Graph; |
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use Psr\Log\LoggerInterface as Log; |
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/** |
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* The Engine of the App drives the analysis process. |
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*/ |
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class Engine { |
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/** |
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* @var Log |
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*/ |
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protected $log; |
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/** |
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* @var Config |
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*/ |
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protected $config; |
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/** |
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* @var DBFactory |
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*/ |
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protected $db_factory; |
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/** |
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* @var IndexerFactory |
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*/ |
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protected $indexer_factory; |
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/** |
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* @var AnalyzerFactory |
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*/ |
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protected $analyzer_factory; |
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/** |
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* @var ReportGenerator |
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*/ |
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protected $report_generator; |
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/** |
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* @var SourceStatus |
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*/ |
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protected $source_status; |
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public function __construct( Log $log |
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, Config $config |
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, DBFactory $db_factory |
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, IndexerFactory $indexer_factory |
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, AnalyzerFactory $analyzer_factory |
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, ReportGenerator $report_generator |
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, SourceStatus $source_status |
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) { |
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$this->log = $log; |
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$this->config = $config; |
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$this->db_factory = $db_factory; |
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$this->indexer_factory = $indexer_factory; |
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$this->analyzer_factory = $analyzer_factory; |
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$this->report_generator = $report_generator; |
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$this->source_status = $source_status; |
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} |
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/** |
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* Run the analysis. |
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* |
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* @return null |
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*/ |
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public function run() { |
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$index_db_path = $this->index_database_path(); |
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if (!$this->db_factory->index_db_exists($index_db_path)) { |
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$index = $this->build_index(); |
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$this->run_indexing($index); |
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if ($this->config->analysis_store_index()) { |
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$index_db = $this->db_factory->build_index_db($index_db_path); |
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$this->log->notice("Writing index to database '$index_db_path'..."); |
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$this->write_index_to($index, $index_db); |
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} |
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} |
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else { |
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$index_db = $this->db_factory->load_index_db($index_db_path); |
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$this->log->notice("Reading index from database '$index_db_path'..."); |
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$index = $this->read_index_from($index_db); |
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} |
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$this->run_analysis($index); |
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} |
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protected function index_database_path() { |
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$commit_hash = $this->source_status->commit_hash(); |
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return $this->config->project_storage()."/$commit_hash.sqlite"; |
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} |
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protected function run_indexing(Insert $index) { |
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$this->log->notice("Building index..."); |
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$indexer = $this->indexer_factory->build($index); |
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$this->with_time_measurement |
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( function ($s) { return "Indexing took $s seconds to run."; } |
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, function () use ($indexer) { |
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$indexer->index_directory |
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( $this->config->project_root() |
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, $this->config->analysis_ignore() |
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); |
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}); |
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} |
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protected function run_analysis(Index $index) { |
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$this->log->notice("Running analysis..."); |
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$commit_hash = $this->source_status->commit_hash(); |
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$this->report_generator->begin_run($commit_hash); |
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$analyzer = $this->analyzer_factory->build($index, $this->report_generator); |
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$this->with_time_measurement |
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( function ($s) { return "Analysis took $s seconds to run."; } |
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, function () use ($analyzer) { |
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$analyzer->run(); |
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}); |
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$this->report_generator->end_run(); |
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} |
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protected function build_index() { |
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return new Graph\IndexDB; |
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} |
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protected function write_index_to(Graph\IndexDB $index, IndexDB $db) { |
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$db->write_index($index); |
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} |
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protected function read_index_from(IndexDB $db) { |
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return $db->read_index(); |
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} |
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protected function with_time_measurement(\Closure $message, \Closure $what) { |
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$start_time = microtime(true); |
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$what(); |
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$time_elapsed_secs = microtime(true) - $start_time; |
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$this->log->notice($message($time_elapsed_secs)); |
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} |
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} |
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lechimp-p /
dicto.php
