src/Util/Emailer.php

   1 <?php
   2 /**
   3  * @file src/Util/Emailer.php
   4  */
   5 namespace Friendica\Util;
   6
   7 use Friendica\App;
   8 use Friendica\Core\Config\IConfig;
   9 use Friendica\Core\Hook;
  10 use Friendica\Core\L10n;
  11 use Friendica\Core\PConfig\IPConfig;
  12 use Friendica\Network\HTTPException\InternalServerErrorException;
  13 use Friendica\Object\EMail\IEmail;
  14 use Friendica\Protocol\Email;
  15 use Friendica\Util\EMailer\SystemMailBuilder;
  16 use Psr\Log\LoggerInterface;
  17
  18 /**
  19  * class to handle emailing
  20  */
  21 class Emailer
  22 {
  23         /** @var IConfig */
  24         private $config;
  25         /** @var IPConfig */
  26         private $pConfig;
  27         /** @var LoggerInterface */
  28         private $logger;
  29         /** @var App\BaseURL */
  30         private $baseUrl;
  31         /** @var L10n */
  32         private $l10n;
  33
  34         /** @var string */
  35         private $siteEmailAddress;
  36         /** @var string */
  37         private $siteEmailName;
  38
  39         public function __construct(IConfig $config, IPConfig $pConfig, App\BaseURL $baseURL, LoggerInterface $logger,
  40                                     L10n $defaultLang)
  41         {
  42                 $this->config      = $config;
  43                 $this->pConfig     = $pConfig;
  44                 $this->logger      = $logger;
  45                 $this->baseUrl     = $baseURL;
  46                 $this->l10n        = $defaultLang;
  47
  48                 $this->siteEmailAddress = $this->config->get('config', 'sender_email');
  49                 if (empty($sysEmailAddress)) {
  50                         $hostname = $this->baseUrl->getHostname();
  51                         if (strpos($hostname, ':')) {
  52                                 $hostname = substr($hostname, 0, strpos($hostname, ':'));
  53                         }
  54
  55                         $this->siteEmailAddress = 'noreply@' . $hostname;
  56                 }
  57
  58                 $this->siteEmailName = $this->config->get('config', 'sitename', 'Friendica Social Network');
  59         }
  60
  61         /**
  62          * Gets the site's default sender email address
  63          *
  64          * @return string
  65          */
  66         public function getSiteEmailAddress()
  67         {
  68                 return $this->siteEmailAddress;
  69         }
  70
  71         /**
  72          * Gets the site's default sender name
  73          *
  74          * @return string
  75          */
  76         public function getSiteEmailName()
  77         {
  78                 return $this->siteEmailName;
  79         }
  80
  81         /**
  82          * Creates a new system email
  83          *
  84          * @return SystemMailBuilder
  85          */
  86         public function newSystemMail()
  87         {
  88                 return new SystemMailBuilder($this->l10n, $this->baseUrl, $this->config,
  89                         $this->getSiteEmailAddress(), $this->getSiteEmailName());
  90         }
  91
  92         /**
  93          * Send a multipart/alternative message with Text and HTML versions
  94          *
  95          * @param IEmail $email The email to send
  96          *
  97          * @return bool
  98          * @throws InternalServerErrorException
  99          */
 100         public function send(IEmail $email)
 101         {
 102                 Hook::callAll('emailer_send_prepare', $email);
 103
 104                 if (empty($email)) {
 105                         return true;
 106                 }
 107
 108                 $email_textonly = false;
 109                 if (!empty($email->getRecipientUid())) {
 110                         $email_textonly = $this->pConfig->get($email->getRecipientUid(), 'system', 'email_textonly');
 111                 }
 112
 113                 $fromName       = Email::encodeHeader(html_entity_decode($email->getFromName(), ENT_QUOTES, 'UTF-8'), 'UTF-8');
 114                 $fromAddress      = $email->getFromAddress();
 115                 $replyTo        = $email->getReplyTo();
 116                 $messageSubject = Email::encodeHeader(html_entity_decode($email->getSubject(), ENT_QUOTES, 'UTF-8'), 'UTF-8');
 117
 118                 // generate a mime boundary
 119                 $mimeBoundary = rand(0, 9) . '-'
 120                                 . rand(100000000, 999999999) . '-'
 121                                 . rand(100000000, 999999999) . '=:'
 122                                 . rand(10000, 99999);
 123
 124                 // generate a multipart/alternative message header
 125                 $messageHeader = $email->getAdditionalMailHeader() .
 126                                  "From: $fromName <{$fromAddress}>\n" .
 127                                  "Reply-To: $fromName <{$replyTo}>\n" .
 128                                  "MIME-Version: 1.0\n" .
 129                                  "Content-Type: multipart/alternative; boundary=\"{$mimeBoundary}\"";
 130
 131                 // assemble the final multipart message body with the text and html types included
 132                 $textBody             = chunk_split(base64_encode($email->getMessage(true)));
 133                 $htmlBody             = chunk_split(base64_encode($email->getMessage()));
 134                 $multipartMessageBody = "--" . $mimeBoundary . "\n" .                    // plain text section
 135                                         "Content-Type: text/plain; charset=UTF-8\n" .
 136                                         "Content-Transfer-Encoding: base64\n\n" .
 137                                         $textBody . "\n";
 138
 139                 if (!$email_textonly && !is_null($email->getMessage())) {
 140                         $multipartMessageBody .=
 141                                 "--" . $mimeBoundary . "\n" .                // text/html section
 142                                 "Content-Type: text/html; charset=UTF-8\n" .
 143                                 "Content-Transfer-Encoding: base64\n\n" .
 144                                 $htmlBody . "\n";
 145                 }
 146                 $multipartMessageBody .=
 147                         "--" . $mimeBoundary . "--\n";                    // message ending
 148
 149                 if ($this->config->get('system', 'sendmail_params', true)) {
 150                         $sendmail_params = '-f ' . $fromAddress;
 151                 } else {
 152                         $sendmail_params = null;
 153                 }
 154
 155                 // send the message
 156                 $hookdata = [
 157                         'to'         => $email->getToAddress(),
 158                         'subject'    => $messageSubject,
 159                         'body'       => $multipartMessageBody,
 160                         'headers'    => $messageHeader,
 161                         'parameters' => $sendmail_params,
 162                         'sent'       => false,
 163                 ];
 164
 165                 Hook::callAll('emailer_send', $hookdata);
 166
 167                 if ($hookdata['sent']) {
 168                         return true;
 169                 }
 170
 171                 $res = mail(
 172                         $hookdata['to'],
 173                         $hookdata['subject'],
 174                         $hookdata['body'],
 175                         $hookdata['headers'],
 176                         $hookdata['parameters']
 177                 );
 178                 $this->logger->debug('header ' . 'To: ' . $email->getToAddress() . '\n' . $messageHeader);
 179                 $this->logger->debug('return value ' . (($res) ? 'true' : 'false'));
 180                 return $res;
 181         }
 182 }