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<?php |
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/** |
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* Contains logic for getting/creating/removing profile records. |
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*/ |
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class Xhgui_Profiles |
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{ |
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protected $_collection; |
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protected $_mapper; |
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public function __construct(MongoDb $db) |
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{ |
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$this->_collection = $db->results; |
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$this->_mapper = new Xhgui_Db_Mapper(); |
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} |
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/** |
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* Get the latest profile data. |
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* |
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* @return Xhgui_Profile |
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*/ |
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public function latest() |
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{ |
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$cursor = $this->_collection->find() |
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->sort(array('meta.request_date' => -1)) |
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->limit(1); |
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$result = $cursor->getNext(); |
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return $this->_wrap($result); |
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} |
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public function query($conditions, $fields = null) |
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{ |
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return $this->_collection->find($conditions, $fields); |
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} |
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/** |
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* Get a single profile run by id. |
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* |
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* @param string $id The id of the profile to get. |
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* @return Xhgui_Profile |
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*/ |
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public function get($id) |
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{ |
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return $this->_wrap($this->_collection->findOne(array( |
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'_id' => new MongoId($id) |
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))); |
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} |
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/** |
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* Get the list of profiles for a simplified url. |
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* |
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* @param string $url The url to load profiles for. |
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* @param array $options Pagination options to use. |
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* @param array $conditions The search options. |
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* @return MongoCursor |
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*/ |
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public function getForUrl($url, $options, $conditions = array()) |
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{ |
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$conditions = array_merge( |
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(array)$conditions, |
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array('simple_url' => $url) |
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); |
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$options = array_merge($options, array( |
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'conditions' => $conditions, |
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)); |
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return $this->paginate($options); |
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} |
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public function paginate($options) |
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{ |
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$opts = $this->_mapper->convert($options); |
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$totalRows = $this->_collection->find( |
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$opts['conditions'], |
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array('_id' => 1))->count(); |
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$totalPages = max(ceil($totalRows / $opts['perPage']), 1); |
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$page = 1; |
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if (isset($options['page'])) { |
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$page = min(max($options['page'], 1), $totalPages); |
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} |
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$projection = false; |
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if (isset($options['projection'])) { |
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if ($options['projection'] === true) { |
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$projection = array('meta' => 1, 'profile.main()' => 1); |
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} else { |
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$projection = $options['projection']; |
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} |
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} |
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if ($projection === false) { |
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$cursor = $this->_collection->find($opts['conditions']) |
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->sort($opts['sort']) |
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->skip((int)($page - 1) * $opts['perPage']) |
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->limit($opts['perPage']); |
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} else { |
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$cursor = $this->_collection->find($opts['conditions'], $projection) |
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->sort($opts['sort']) |
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->skip((int)($page - 1) * $opts['perPage']) |
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->limit($opts['perPage']); |
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} |
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return array( |
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'results' => $this->_wrap($cursor), |
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'sort' => $opts['sort'], |
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'direction' => $opts['direction'], |
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'page' => $page, |
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'perPage' => $opts['perPage'], |
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'totalPages' => $totalPages |
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); |
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} |
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/** |
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* Get the Percentile metrics for a URL |
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* |
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* This will group data by date and returns only the |
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* percentile + date, making the data ideal for time series graphs |
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* |
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* @param integer $percentile The percentile you want. e.g. 90. |
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* @param string $url |
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* @param array $search Search options containing date_start and or date_end |
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* @return array Array of metrics grouped by date |
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*/ |
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public function getPercentileForUrl($percentile, $url, $search = array()) |
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{ |
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$result = $this->_mapper->convert(array( |
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'conditions' => $search + array('simple_url' => $url) |
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)); |
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$match = $result['conditions']; |
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$col = '$meta.request_date'; |
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View Code Duplication |
if (!empty($search['limit']) && $search['limit'][0] == "P") { |
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$col = '$meta.request_ts'; |
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} |
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$results = $this->_collection->aggregate(array( |
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array('$match' => $match), |
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array( |
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'$project' => array( |
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'date' => $col, |
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'profile.main()' => 1 |
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) |
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), |
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array( |
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'$group' => array( |
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'_id' => '$date', |
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'row_count' => array('$sum' => 1), |
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'wall_times' => array('$push' => '$profile.main().wt'), |
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'cpu_times' => array('$push' => '$profile.main().cpu'), |
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'mu_times' => array('$push' => '$profile.main().mu'), |
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'pmu_times' => array('$push' => '$profile.main().pmu'), |
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) |
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), |
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array( |
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'$project' => array( |
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'date' => '$date', |
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'row_count' => '$row_count', |
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'raw_index' => array( |
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'$multiply' => array( |
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'$row_count', |
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$percentile / 100 |
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) |
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), |
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'wall_times' => '$wall_times', |
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'cpu_times' => '$cpu_times', |
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'mu_times' => '$mu_times', |
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'pmu_times' => '$pmu_times', |
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) |
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), |
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array('$sort' => array('_id' => 1)), |
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), |
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array('cursor' => array('batchSize' => 0)) |
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); |
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if (empty($results['result'])) { |
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return array(); |
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} |
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$keys = array( |
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'wall_times' => 'wt', |
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'cpu_times' => 'cpu', |
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'mu_times' => 'mu', |
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'pmu_times' => 'pmu' |
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); |
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foreach ($results['result'] as &$result) { |
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$result['date'] = ($result['_id'] instanceof MongoDate) ? date('Y-m-d H:i:s', $result['_id']->sec) : $result['_id']; |
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unset($result['_id']); |
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$index = max(round($result['raw_index']) - 1, 0); |
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foreach ($keys as $key => $out) { |
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sort($result[$key]); |
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$result[$out] = isset($result[$key][$index]) ? $result[$key][$index] : null; |
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unset($result[$key]); |
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} |
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} |
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return $results['result']; |
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} |
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/** |
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* Get the Average metrics for a URL |
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* |
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* This will group data by date and returns only the |
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* avg + date, making the data ideal for time series graphs |
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* |
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* @param string $url |
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* @param array $search Search options containing date_start and or date_end |
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* @return array Array of metrics grouped by date |
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*/ |
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public function getAvgsForUrl($url, $search = array()) |
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{ |
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$match = array('meta.simple_url' => $url); |
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if (isset($search['date_start'])) { |
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$match['meta.request_date']['$gte'] = (string)$search['date_start']; |
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} |
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if (isset($search['date_end'])) { |
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$match['meta.request_date']['$lte'] = (string)$search['date_end']; |
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} |
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$results = $this->_collection->aggregate(array( |
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array('$match' => $match), |
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array( |
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'$project' => array( |
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'date' => '$meta.request_date', |
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'profile.main()' => 1, |
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) |
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), |
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array( |
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'$group' => array( |
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'_id' => '$date', |
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'avg_wt' => array('$avg' => '$profile.main().wt'), |
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'avg_cpu' => array('$avg' => '$profile.main().cpu'), |
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'avg_mu' => array('$avg' => '$profile.main().mu'), |
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'avg_pmu' => array('$avg' => '$profile.main().pmu'), |
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) |
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), |
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array('$sort' => array('_id' => 1)) |
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)); |
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if (empty($results['result'])) { |
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return array(); |
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} |
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foreach ($results['result'] as $i => $result) { |
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$results['result'][$i]['date'] = $result['_id']; |
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unset($results['result'][$i]['_id']); |
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} |
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return $results['result']; |
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} |
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/** |
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* Get a paginated set of results. |
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* |
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* @param array $options The find options to use. |
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* @return array An array of result data. |
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*/ |
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public function getAll($options = array()) |
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{ |
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return $this->paginate($options); |
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} |
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/** |
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* Insert a profile run. |
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* |
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* Does unchecked inserts. |
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* |
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* @param array $profile The profile data to save. |
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*/ |
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public function insert($profile) |
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{ |
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return $this->_collection->insert($profile, array('w' => 0)); |
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} |
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/** |
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* Delete a profile run. |
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* |
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* @param $id The profile id to delete. |
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* @return array|bool |
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*/ |
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public function delete($id) |
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{ |
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return $this->_collection->remove(array('_id' => new MongoId($id)), array()); |
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} |
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/** |
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* Used to truncate a collection. |
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* |
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* Primarly used in test cases to reset the test db. |
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* |
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* @return boolean |
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*/ |
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public function truncate() |
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{ |
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return $this->_collection->drop(); |
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} |
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/** |
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* Converts arrays + MongoCursors into Xhgui_Profile instances. |
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* |
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* @param array|MongoCursor $data The data to transform. |
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* @return Xhgui_Profile|array The transformed/wrapped results. |
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*/ |
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protected function _wrap($data) |
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{ |
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if ($data === null) { |
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throw new Exception('No profile data found.'); |
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} |
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if (is_array($data)) { |
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return new Xhgui_Profile($data); |
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} |
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$results = array(); |
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foreach ($data as $row) { |
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$results[] = new Xhgui_Profile($row); |
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} |
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return $results; |
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} |
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} |
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You can fix this by adding a namespace to your class:
When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries.