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\Model\Notify;
  13 use Friendica\Network\HTTPException\InternalServerErrorException;
  14 use Friendica\Object\EMail\IEmail;
  15 use Friendica\Protocol\Email;
  16 use Friendica\Util\EMailer\NotifyMailBuilder;
  17 use Friendica\Util\EMailer\SystemMailBuilder;
  18 use Psr\Log\LoggerInterface;
  19
  20 /**
  21  * class to handle emailing
  22  */
  23 class Emailer
  24 {
  25         /** @var IConfig */
  26         private $config;
  27         /** @var IPConfig */
  28         private $pConfig;
  29         /** @var LoggerInterface */
  30         private $logger;
  31         /** @var App\BaseURL */
  32         private $baseUrl;
  33         /** @var L10n */
  34         private $l10n;
  35
  36         /** @var string */
  37         private $siteEmailAddress;
  38         /** @var string */
  39         private $siteEmailName;
  40
  41         public function __construct(IConfig $config, IPConfig $pConfig, App\BaseURL $baseURL, LoggerInterface $logger,
  42                                     L10n $defaultLang)
  43         {
  44                 $this->config      = $config;
  45                 $this->pConfig     = $pConfig;
  46                 $this->logger      = $logger;
  47                 $this->baseUrl     = $baseURL;
  48                 $this->l10n        = $defaultLang;
  49
  50                 $this->siteEmailAddress = $this->config->get('config', 'sender_email');
  51                 if (empty($sysEmailAddress)) {
  52                         $hostname = $this->baseUrl->getHostname();
  53                         if (strpos($hostname, ':')) {
  54                                 $hostname = substr($hostname, 0, strpos($hostname, ':'));
  55                         }
  56
  57                         $this->siteEmailAddress = 'noreply@' . $hostname;
  58                 }
  59
  60                 $this->siteEmailName = $this->config->get('config', 'sitename', 'Friendica Social Network');
  61         }
  62
  63         /**
  64          * Gets the site's default sender email address
  65          *
  66          * @return string
  67          */
  68         public function getSiteEmailAddress()
  69         {
  70                 return $this->siteEmailAddress;
  71         }
  72
  73         /**
  74          * Gets the site's default sender name
  75          *
  76          * @return string
  77          */
  78         public function getSiteEmailName()
  79         {
  80                 return $this->siteEmailName;
  81         }
  82
  83         /**
  84          * Creates a new system email
  85          *
  86          * @return SystemMailBuilder
  87          */
  88         public function newSystemMail()
  89         {
  90                 return new SystemMailBuilder($this->l10n, $this->baseUrl, $this->config, $this->logger,
  91                         $this->getSiteEmailAddress(), $this->getSiteEmailName());
  92         }
  93
  94         /**
  95          * Creates a new mail for notifications
  96          *
  97          * @see Notify
  98          *
  99          * @return NotifyMailBuilder
 100          */
 101         public function newNotifyMail()
 102         {
 103                 return new NotifyMailBuilder($this->l10n, $this->baseUrl, $this->config, $this->logger,
 104                         $this->getSiteEmailAddress(), $this->getSiteEmailName());
 105         }
 106
 107         /**
 108          * Send a multipart/alternative message with Text and HTML versions
 109          *
 110          * @param IEmail $email The email to send
 111          *
 112          * @return bool
 113          * @throws InternalServerErrorException
 114          */
 115         public function send(IEmail $email)
 116         {
 117                 Hook::callAll('emailer_send_prepare', $email);
 118
 119                 if (empty($email)) {
 120                         return true;
 121                 }
 122
 123                 $email_textonly = false;
 124                 if (!empty($email->getRecipientUid())) {
 125                         $email_textonly = $this->pConfig->get($email->getRecipientUid(), 'system', 'email_textonly');
 126                 }
 127
 128                 $fromName       = Email::encodeHeader(html_entity_decode($email->getFromName(), ENT_QUOTES, 'UTF-8'), 'UTF-8');
 129                 $fromAddress      = $email->getFromAddress();
 130                 $replyTo        = $email->getReplyTo();
 131                 $messageSubject = Email::encodeHeader(html_entity_decode($email->getSubject(), ENT_QUOTES, 'UTF-8'), 'UTF-8');
 132
 133                 // generate a mime boundary
 134                 $mimeBoundary = rand(0, 9) . '-'
 135                                 . rand(100000000, 999999999) . '-'
 136                                 . rand(100000000, 999999999) . '=:'
 137                                 . rand(10000, 99999);
 138
 139                 // generate a multipart/alternative message header
 140                 $messageHeader = $email->getAdditionalMailHeader() .
 141                                  "From: $fromName <{$fromAddress}>\n" .
 142                                  "Reply-To: $fromName <{$replyTo}>\n" .
 143                                  "MIME-Version: 1.0\n" .
 144                                  "Content-Type: multipart/alternative; boundary=\"{$mimeBoundary}\"";
 145
 146                 // assemble the final multipart message body with the text and html types included
 147                 $textBody             = chunk_split(base64_encode($email->getMessage(true)));
 148                 $htmlBody             = chunk_split(base64_encode($email->getMessage()));
 149                 $multipartMessageBody = "--" . $mimeBoundary . "\n" .                    // plain text section
 150                                         "Content-Type: text/plain; charset=UTF-8\n" .
 151                                         "Content-Transfer-Encoding: base64\n\n" .
 152                                         $textBody . "\n";
 153
 154                 if (!$email_textonly && !is_null($email->getMessage())) {
 155                         $multipartMessageBody .=
 156                                 "--" . $mimeBoundary . "\n" .                // text/html section
 157                                 "Content-Type: text/html; charset=UTF-8\n" .
 158                                 "Content-Transfer-Encoding: base64\n\n" .
 159                                 $htmlBody . "\n";
 160                 }
 161                 $multipartMessageBody .=
 162                         "--" . $mimeBoundary . "--\n";                    // message ending
 163
 164                 if ($this->config->get('system', 'sendmail_params', true)) {
 165                         $sendmail_params = '-f ' . $fromAddress;
 166                 } else {
 167                         $sendmail_params = null;
 168                 }
 169
 170                 // send the message
 171                 $hookdata = [
 172                         'to'         => $email->getToAddress(),
 173                         'subject'    => $messageSubject,
 174                         'body'       => $multipartMessageBody,
 175                         'headers'    => $messageHeader,
 176                         'parameters' => $sendmail_params,
 177                         'sent'       => false,
 178                 ];
 179
 180                 Hook::callAll('emailer_send', $hookdata);
 181
 182                 if ($hookdata['sent']) {
 183                         return true;
 184                 }
 185
 186                 $res = mail(
 187                         $hookdata['to'],
 188                         $hookdata['subject'],
 189                         $hookdata['body'],
 190                         $hookdata['headers'],
 191                         $hookdata['parameters']
 192                 );
 193                 $this->logger->debug('header ' . 'To: ' . $email->getToAddress() . '\n' . $messageHeader);
 194                 $this->logger->debug('return value ' . (($res) ? 'true' : 'false'));
 195                 return $res;
 196         }
 197 }