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projects/priceservice/vendor/symfony/monolog-bridge/Handler/MailerHandler.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Bridge\Monolog\Handler;
+
+use Monolog\Formatter\FormatterInterface;
+use Monolog\Formatter\HtmlFormatter;
+use Monolog\Formatter\LineFormatter;
+use Monolog\Handler\AbstractProcessingHandler;
+use Monolog\Level;
+use Monolog\Logger;
+use Monolog\LogRecord;
+use Symfony\Component\Mailer\MailerInterface;
+use Symfony\Component\Mime\Email;
+
+/**
+ * @author Alexander Borisov <boshurik@gmail.com>
+ *
+ * @final since Symfony 6.1
+ */
+class MailerHandler extends AbstractProcessingHandler
+{
+    use CompatibilityProcessingHandler;
+
+    private MailerInterface $mailer;
+    private \Closure|Email $messageTemplate;
+
+    public function __construct(MailerInterface $mailer, callable|Email $messageTemplate, string|int|Level $level = Logger::DEBUG, bool $bubble = true)
+    {
+        parent::__construct($level, $bubble);
+
+        $this->mailer = $mailer;
+        $this->messageTemplate = $messageTemplate instanceof Email ? $messageTemplate : $messageTemplate(...);
+    }
+
+    public function handleBatch(array $records): void
+    {
+        $messages = [];
+
+        if (Logger::API >= 3) {
+            /** @var LogRecord $record */
+            foreach ($records as $record) {
+                if ($record->level->isLowerThan($this->level)) {
+                    continue;
+                }
+                $messages[] = $this->processRecord($record);
+            }
+        } else {
+            foreach ($records as $record) {
+                if ($record['level'] < $this->level) {
+                    continue;
+                }
+                $messages[] = $this->processRecord($record);
+            }
+        }
+
+        if ($messages) {
+            $this->send((string) $this->getFormatter()->formatBatch($messages), $messages);
+        }
+    }
+
+    private function doWrite(array|LogRecord $record): void
+    {
+        $this->send((string) $record['formatted'], [$record]);
+    }
+
+    /**
+     * Send a mail with the given content.
+     *
+     * @param string $content formatted email body to be sent
+     * @param array  $records the array of log records that formed this content
+     *
+     * @return void
+     */
+    protected function send(string $content, array $records)
+    {
+        $this->mailer->send($this->buildMessage($content, $records));
+    }
+
+    /**
+     * Gets the formatter for the Message subject.
+     *
+     * @param string $format The format of the subject
+     */
+    protected function getSubjectFormatter(string $format): FormatterInterface
+    {
+        return new LineFormatter($format);
+    }
+
+    /**
+     * Creates instance of Message to be sent.
+     *
+     * @param string $content formatted email body to be sent
+     * @param array  $records Log records that formed the content
+     */
+    protected function buildMessage(string $content, array $records): Email
+    {
+        if ($this->messageTemplate instanceof Email) {
+            $message = clone $this->messageTemplate;
+        } elseif (\is_callable($this->messageTemplate)) {
+            $message = ($this->messageTemplate)($content, $records);
+            if (!$message instanceof Email) {
+                throw new \InvalidArgumentException(sprintf('Could not resolve message from a callable. Instance of "%s" is expected.', Email::class));
+            }
+        } else {
+            throw new \InvalidArgumentException('Could not resolve message as instance of Email or a callable returning it.');
+        }
+
+        if ($records) {
+            $subjectFormatter = $this->getSubjectFormatter($message->getSubject());
+            $message->subject($subjectFormatter->format($this->getHighestRecord($records)));
+        }
+
+        if ($this->getFormatter() instanceof HtmlFormatter) {
+            if ($message->getHtmlCharset()) {
+                $message->html($content, $message->getHtmlCharset());
+            } else {
+                $message->html($content);
+            }
+        } else {
+            if ($message->getTextCharset()) {
+                $message->text($content, $message->getTextCharset());
+            } else {
+                $message->text($content);
+            }
+        }
+
+        return $message;
+    }
+
+    protected function getHighestRecord(array $records): array|LogRecord
+    {
+        $highestRecord = null;
+        foreach ($records as $record) {
+            if (null === $highestRecord || $highestRecord['level'] < $record['level']) {
+                $highestRecord = $record;
+            }
+        }
+
+        return $highestRecord;
+    }
+}