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<?php |
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declare(strict_types=1); |
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namespace Yiisoft\Profiler; |
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/** |
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* Target is the base class for all profiling target classes. |
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* |
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* A profile target object will filter the messages stored by {@see Profiler} according |
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* to its {@see categories} and {@see except} properties. |
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* |
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* For more details and usage information on Target, |
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* see the [guide article on profiling & targets](guide:runtime-profiling). |
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*/ |
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abstract class Target |
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{ |
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/** |
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* @var bool whether to enable this log target. Defaults to true. |
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*/ |
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public bool $enabled = true; |
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/** |
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* @var array list of message categories that this target is interested in. Defaults to empty, meaning all |
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* categories. |
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* |
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* You can use an asterisk at the end of a category so that the category may be used to |
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* match those categories sharing the same common prefix. For example, 'Yiisoft\Db\*' will match |
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* categories starting with 'Yiisoft\Db\', such as `Yiisoft\Db\Connection`. |
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*/ |
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public array $categories = []; |
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/** |
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* @var array list of message categories that this target is NOT interested in. Defaults to empty, meaning no |
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* uninteresting messages. |
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* |
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* If this property is not empty, then any category listed here will be excluded from {@see categories}. |
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* You can use an asterisk at the end of a category so that the category can be used to |
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* match those categories sharing the same common prefix. For example, 'Yiisoft\Db\*' will match |
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* categories starting with 'Yiisoft\Db\', such as `Yiisoft\Db\Connection`. |
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* |
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* {@see categories} |
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*/ |
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public array $except = []; |
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/** |
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* Processes the given log messages. |
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* |
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* This method will filter the given messages with {@see levels} and {@see categories}. |
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* And if requested, it will also export the filtering result to specific medium (e.g. email). |
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* @param array $messages profiling messages to be processed. See {@see Profiler::$messages} for the structure |
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* of each message. |
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*/ |
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public function collect(array $messages): void |
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{ |
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if (!$this->enabled) { |
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return; |
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} |
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2 |
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$messages = $this->filterMessages($messages); |
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if (count($messages) > 0) { |
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$this->export($messages); |
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} |
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} |
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/** |
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* Exports profiling messages to a specific destination. |
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* |
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* Child classes must implement this method. |
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* @param array $messages profiling messages to be exported. |
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*/ |
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abstract public function export(array $messages); |
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/** |
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* Filters the given messages according to their categories. |
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* |
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* @param array $messages messages to be filtered. |
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* The message structure follows that in {@see Profiler::$messages}. |
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* @return array the filtered messages. |
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*/ |
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protected function filterMessages(array $messages): array |
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{ |
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foreach ($messages as $i => $message) { |
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$matched = empty($this->categories); |
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foreach ($this->categories as $category) { |
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if ($message['category'] === $category || !empty($category) |
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&& substr_compare($category, '*', -1, 1) === 0 |
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&& strpos($message['category'], rtrim($category, '*')) === 0) { |
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$matched = true; |
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1 |
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break; |
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} |
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} |
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if ($matched) { |
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foreach ($this->except as $category) { |
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$prefix = rtrim($category, '*'); |
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if (($message['category'] === $category || $prefix !== $category) |
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&& strpos($message['category'], $prefix) === 0) { |
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$matched = false; |
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break; |
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} |
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} |
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} |
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if (!$matched) { |
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unset($messages[$i]); |
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} |
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} |
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return $messages; |
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} |
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} |
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yiisoft /
profiler
