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EMailSmartCatchAllHandler

a phpmae:HTTPInvokableClass & phpmae:Class in Lukas Rosenstock
Public PHP Methods
  • __invoke($args)

    No documentation available.

    
            
    
                        
        
    
    
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Source Code


content_copy<?php

use Exception;
use Psr\Container\ContainerInterface;
use Symfony\Component\Mailer\MailerInterface;
use Symfony\Component\Mime\Email;
use Webmozart\Assert\Assert;

/**
 * Implementation for coid://lukasrosenstock.net/EMailSmartCatchAllHandler
 */
class EMailSmartCatchAllHandler {

    const AIRTABLE_URL = 'appUj1Ldwzem2IL01/Aliases';

    private $mailer;
    private $airtableApi;
    private $targetAddress;
    
    public function __construct(MailerInterface $mailer, ContainerInterface $container) {
        $this->mailer = $mailer;
        $this->airtableApi = $container->get('airtable');
        $this->targetAddress = $container->get('targetadr');
    }
    
    public function __invoke($args) {
        try {
            /*Assert::keyExists($args, 'envelope');
            Assert::keyExists($args['envelope'], 'recipient');
            Assert::keyExists($args['envelope']['recipient'], 'email');
            $toEMail = $args['envelope']['recipient']['email']; */

            Assert::keyExists($args, 'to');
            $toEMail = strtolower($args['to'][0]['email']);

            $toEMailPrefix = substr($toEMail, 0, strpos($toEMail, "@"));

            // Assert required fields
            Assert::keyExists($args, 'from');
            Assert::keyExists($args['from'], 'name');
            Assert::keyExists($args['from'], 'email');
            Assert::keyExists($args, 'subject');

            // Check whether we have previously received email for this address
            $aliasLookupResult = json_decode($this->airtableApi->get(self::AIRTABLE_URL, [
                'query' => [
                    'filterByFormula' => 'Account = \''.$toEMail.'\''
                ]
            ])->getBody(), true);

            if (count($aliasLookupResult['records']) == 0) {
                // We have never encountered this email address before,
                // so we add it to the table
                $this->airtableApi->post(self::AIRTABLE_URL, [
                    'json' => [
                        'fields' => [
                            'Account' => $toEMail,
                            'Status' => 'Active'
                        ]
                    ]
                ]);

                // The initial status is always 'Active' as we assume
                // this was a valid first-time signup
                $status = 'Active';
                $isNew = true;
            } else {
                $status = $aliasLookupResult['records'][0]['fields']['Status'];
                $isNew = false;
            }

            switch ($status) {
                case "Active":
                    // Forward this email
                    $email = (new Email)
                        ->from(isset($args['from']['name'])
                            ? $args['from']['name'].' <noreply@email.lukasrosenstock.net>'
                            : 'noreply@email.lukasrosenstock.net'
                        )
                        ->replyTo($args['from']['email'])
                        ->to($this->targetAddress)
                        ->subject('['.$toEMailPrefix.'] '.$args['subject']);

                    if (isset($args['html'])) {
                        // HTML EMail Handling
                        $suffix = ($isNew)
                                ? "<p>This is the first email received for the alias <strong>".$toEMail."</strong>.</p>"
                                : "<p>This email was received with the alias <strong>".$toEMail."</strong>.</p>";
                        $email->html($args['html']."<hr />".$suffix);
                    } else {
                        // Plain Text EMail Handling
                        $suffix = ($isNew)
                                ? "This is the first email received for the alias '".$toEMail."'."
                                : "This email was received with the alias '".$toEMail."'.'";
                        $email->text(@$args['text']."\n----\n".$suffix);
                    }

                    $this->mailer->send($email);
                    break;
                case "Blocked":
                    // Ignore this email
                    break;
                default:
                    throw new Exception("Status not implemented!");
            }

        } catch (Exception $e) {
            // Something went wrong, send me a bug report
            $email = (new Email)
                ->from('noreply@email.lukasrosenstock.net')
                ->to($this->targetAddress)
                ->subject("EMailSmartCatchAllHandler caught ".get_class($e))
                ->text("Error Message: ".$e->getMessage()."\n\n".json_encode($args));

            $this->mailer->send($email);
        }
    }

}




              

    

      

  

  

    

      

        
Meta

        

          
URI / COID

          
coid://lukasrosenstock.net/EMailSmartCatchAllHandler content_copy

          
Revision

          
19-1e3dfa6341f286eac63aa6057bb78713 content_copy

                    
Short ID

          
llr:EMailSmartCatchAllHandler content_copy

                    
Reference URL

          
https://coid.link/lukasrosenstock.net/EMailSmartCatchAllHandler content_copy

                    
Last updated

          
2023-07-06 13:22 (UTC)

                              
Created at

          
2021-12-15 14:33 (UTC)

                            

      

      
    
                                
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