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<?php |
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namespace Tylercd100\LERN\Components; |
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use Exception; |
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use Monolog\Handler\HandlerInterface; |
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use Monolog\Logger; |
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use Tylercd100\LERN\Exceptions\NotifierFailedException; |
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use Tylercd100\Notify\Drivers\FromConfig as Notify; |
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class Notifier extends Component { |
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protected $config; |
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protected $log; |
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protected $messageCb; |
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protected $subjectCb; |
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protected $contextCb; |
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/** |
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* You can provide a Monolog Logger instance to use in the constructor |
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* @param Logger|null $log Logger instance to use |
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*/ |
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public function __construct(Logger $log = null) { |
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if ($log === null) { |
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$log = new Logger(config('lern.notify.channel')); |
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} |
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$this->config = config('lern.notify'); |
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$this->log = $log; |
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} |
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/** |
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* Transforms a value into a closure that returns itself when called |
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* @param callable|string $cb The value that you want to wrap in a closure |
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* @return callable |
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*/ |
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private function wrapValueInClosure($cb) { |
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if (is_callable($cb)) { |
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return $cb; |
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} else { |
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return function() use ($cb) { return $cb; }; |
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} |
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} |
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/** |
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* Set a string or a closure to be called that will generate the message body for the notification |
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* @param callable|string $cb A closure or string that will be set for the message |
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* @return $this |
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*/ |
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public function setMessage($cb) |
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{ |
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$this->messageCb = $this->wrapValueInClosure($cb); |
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return $this; |
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} |
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/** |
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* Returns the result of the message closure |
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* @param Exception $e The Exception instance that you want to build the message around |
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* @return string The message string |
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*/ |
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public function getMessage(Exception $e) { |
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if (is_callable($this->messageCb)) { |
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return $this->messageCb->__invoke($e); |
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} else { |
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$msg = get_class($e)." was thrown! \n".$e->getMessage(); |
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if ($this->config['includeExceptionStackTrace'] === true) { |
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$msg .= "\n\n".$e->getTraceAsString(); |
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} |
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return $msg; |
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} |
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} |
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/** |
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* Set a string or a closure to be called that will generate the subject line for the notification |
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* @param callable|string $cb A closure or string that will be set for the subject line |
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* @return $this |
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*/ |
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public function setSubject($cb) |
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{ |
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$this->subjectCb = $this->wrapValueInClosure($cb); |
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return $this; |
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} |
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/** |
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* Returns the result of the subject closure |
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* @param Exception $e The Exception instance that you want to build the subject around |
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* @return string The subject string |
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*/ |
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public function getSubject(Exception $e) { |
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if (is_callable($this->subjectCb)) { |
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return $this->subjectCb->__invoke($e); |
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} else { |
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return get_class($e); |
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} |
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} |
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/** |
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* Set an array or a closure to be called that will generate the context array for the notification |
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* @param callable|array $cb A closure or array that will be set for the context |
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* @return $this |
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*/ |
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public function setContext($cb) |
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{ |
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$this->contextCb = $this->wrapValueInClosure($cb); |
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return $this; |
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} |
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/** |
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* Returns the result of the context closure |
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* @param Exception $e The Exception instance that you want to build the context around |
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* @return array The context array |
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*/ |
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public function getContext(Exception $e, $context = []) { |
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//This needs a better solution. How do I set specific context needs for different drivers? |
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if (in_array('pushover', $this->config['drivers'])) { |
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$context['sound'] = $this->config['pushover']['sound']; |
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} |
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// Call the callback or return the default |
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if (is_callable($this->contextCb)) { |
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return $this->contextCb->__invoke($e, $context); |
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} else { |
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return $context; |
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} |
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} |
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/** |
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* Pushes on another Monolog Handler |
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* @param HandlerInterface $handler The handler instance to add on |
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* @return Notifier Returns this |
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*/ |
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public function pushHandler(HandlerInterface $handler) { |
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$this->log->pushHandler($handler); |
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return $this; |
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} |
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/** |
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* Triggers the Monolog Logger instance to log an error to all handlers |
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* @param Exception $e The exception to use |
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* @param array $context Additional information that you would like to pass to Monolog |
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* @return bool |
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* @throws NotifierFailedException |
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*/ |
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public function send(Exception $e, array $context = []) { |
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if ($this->shouldntHandle($e)) { |
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return false; |
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} |
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$message = $this->getMessage($e); |
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$subject = $this->getSubject($e); |
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$context = $this->getContext($e, $context); |
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try { |
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$notify = new Notify($this->config, $this->log, $subject); |
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$level = (array_key_exists('log_level', $this->config) && !empty($this->config['log_level'])) |
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? $this->config['log_level'] |
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: 'critical'; |
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$notify->{$level}($message, $context); |
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return true; |
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} catch (Exception $e) { |
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$code = (is_int($e->getCode()) ? $e->getCode() : 0); |
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throw new NotifierFailedException($e->getMessage(), $code, $e); |
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} |
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} |
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} |
tylercd100 /
lern
