drupal-civicrm/sites/all/modules/civicrm/CRM/Utils/Mail/Incoming.php

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2018-01-14 15:10:16 +02:00
<?php
/*
+--------------------------------------------------------------------+
| CiviCRM version 4.7 |
+--------------------------------------------------------------------+
| Copyright CiviCRM LLC (c) 2004-2017 |
+--------------------------------------------------------------------+
| This file is a part of CiviCRM. |
| |
| CiviCRM is free software; you can copy, modify, and distribute it |
| under the terms of the GNU Affero General Public License |
| Version 3, 19 November 2007 and the CiviCRM Licensing Exception. |
| |
| CiviCRM is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
| See the GNU Affero General Public License for more details. |
| |
| You should have received a copy of the GNU Affero General Public |
| License and the CiviCRM Licensing Exception along |
| with this program; if not, contact CiviCRM LLC |
| at info[AT]civicrm[DOT]org. If you have questions about the |
| GNU Affero General Public License or the licensing of CiviCRM, |
| see the CiviCRM license FAQ at http://civicrm.org/licensing |
+--------------------------------------------------------------------+
*/
/**
*
* @package CRM
* @copyright CiviCRM LLC (c) 2004-2017
*/
class CRM_Utils_Mail_Incoming {
const
EMAILPROCESSOR_CREATE_INDIVIDUAL = 1,
EMAILPROCESSOR_OVERRIDE = 2,
EMAILPROCESSOR_IGNORE = 3;
/**
* @param $mail
* @param $attachments
*
* @return string
*/
public function formatMail($mail, &$attachments) {
$t = '';
$t .= "From: " . self::formatAddress($mail->from) . "\n";
$t .= "To: " . self::formatAddresses($mail->to) . "\n";
$t .= "Cc: " . self::formatAddresses($mail->cc) . "\n";
$t .= "Bcc: " . self::formatAddresses($mail->bcc) . "\n";
$t .= 'Date: ' . date(DATE_RFC822, $mail->timestamp) . "\n";
$t .= 'Subject: ' . $mail->subject . "\n";
$t .= "MessageId: " . $mail->messageId . "\n";
$t .= "\n";
$t .= self::formatMailPart($mail->body, $attachments);
return $t;
}
/**
* @param $part
* @param $attachments
*
* @throws Exception
*/
public static function formatMailPart($part, &$attachments) {
if ($part instanceof ezcMail) {
return self::formatMail($part, $attachments);
}
if ($part instanceof ezcMailText) {
return self::formatMailText($part, $attachments);
}
if ($part instanceof ezcMailFile) {
return self::formatMailFile($part, $attachments);
}
if ($part instanceof ezcMailRfc822Digest) {
return self::formatMailRfc822Digest($part, $attachments);
}
if ($part instanceof ezcMailMultiPart) {
return self::formatMailMultipart($part, $attachments);
}
if ($part instanceof ezcMailDeliveryStatus) {
return self::formatMailDeliveryStatus($part);
}
// CRM-19111 - Handle blank emails with a subject.
if (!$part) {
return NULL;
}
return self::formatMailUnrecognisedPart($part);
}
/**
* @param $part
* @param $attachments
*
* @throws Exception
*/
public function formatMailMultipart($part, &$attachments) {
if ($part instanceof ezcMailMultiPartAlternative) {
return self::formatMailMultipartAlternative($part, $attachments);
}
if ($part instanceof ezcMailMultiPartDigest) {
return self::formatMailMultipartDigest($part, $attachments);
}
if ($part instanceof ezcMailMultiPartRelated) {
return self::formatMailMultipartRelated($part, $attachments);
}
if ($part instanceof ezcMailMultiPartMixed) {
return self::formatMailMultipartMixed($part, $attachments);
}
if ($part instanceof ezcMailMultipartReport) {
return self::formatMailMultipartReport($part, $attachments);
}
if ($part instanceof ezcMailDeliveryStatus) {
return self::formatMailDeliveryStatus($part);
}
return self::formatMailUnrecognisedPart($part);
}
/**
* @param $part
* @param $attachments
*
* @return string
*/
public function formatMailMultipartMixed($part, &$attachments) {
$t = '';
foreach ($part->getParts() as $key => $alternativePart) {
$t .= self::formatMailPart($alternativePart, $attachments);
}
return $t;
}
/**
* @param $part
* @param $attachments
*
* @return string
*/
public function formatMailMultipartRelated($part, &$attachments) {
$t = '';
$t .= "-RELATED MAIN PART-\n";
$t .= self::formatMailPart($part->getMainPart(), $attachments);
foreach ($part->getRelatedParts() as $key => $alternativePart) {
$t .= "-RELATED PART $key-\n";
$t .= self::formatMailPart($alternativePart, $attachments);
}
$t .= "-RELATED END-\n";
return $t;
}
/**
* @param $part
* @param $attachments
*
* @return string
*/
public function formatMailMultipartDigest($part, &$attachments) {
$t = '';
foreach ($part->getParts() as $key => $alternativePart) {
$t .= "-DIGEST-$key-\n";
$t .= self::formatMailPart($alternativePart, $attachments);
}
$t .= "-DIGEST END---\n";
return $t;
}
/**
* @param $part
* @param $attachments
*
* @return string
*/
public function formatMailRfc822Digest($part, &$attachments) {
$t = '';
$t .= "-DIGEST-ITEM-\n";
$t .= "Item:\n\n";
$t .= self::formatMailpart($part->mail, $attachments);
$t .= "-DIGEST ITEM END-\n";
return $t;
}
/**
* @param $part
* @param $attachments
*
* @return string
*/
public function formatMailMultipartAlternative($part, &$attachments) {
$t = '';
foreach ($part->getParts() as $key => $alternativePart) {
$t .= "-ALTERNATIVE ITEM $key-\n";
$t .= self::formatMailPart($alternativePart, $attachments);
}
$t .= "-ALTERNATIVE END-\n";
return $t;
}
/**
* @param $part
* @param $attachments
*
* @return string
*/
public static function formatMailText($part, &$attachments) {
$t = "\n{$part->text}\n";
return $t;
}
/**
* @param $part
* @param $attachments
*
* @return string
*/
public function formatMailMultipartReport($part, &$attachments) {
$t = '';
foreach ($part->getParts() as $key => $reportPart) {
$t .= "-REPORT-$key-\n";
$t .= self::formatMailPart($reportPart, $attachments);
}
$t .= "-REPORT END---\n";
return $t;
}
/**
* @param $part
*
* @return string
*/
public function formatMailDeliveryStatus($part) {
$t = '';
$t .= "-DELIVERY STATUS BEGIN-\n";
$t .= $part->generateBody();
$t .= "-DELIVERY STATUS END-\n";
return $t;
}
/**
* @param $part
*
* @return string
*/
public function formatUnrecognisedPart($part) {
CRM_Core_Error::debug_log_message(ts('CRM_Utils_Mail_Incoming: Unable to handle message part of type "%1".', array('%1' => get_class($part))));
return ts('Unrecognised message part of type "%1".', array('%1' => get_class($part)));
}
/**
* @param $part
* @param $attachments
*
* @return null
*/
public function formatMailFile($part, &$attachments) {
$attachments[] = array(
'dispositionType' => $part->dispositionType,
'contentType' => $part->contentType,
'mimeType' => $part->mimeType,
'contentID' => $part->contentId,
'fullName' => $part->fileName,
);
return NULL;
}
/**
* @param $addresses
*
* @return string
*/
public function formatAddresses($addresses) {
$fa = array();
foreach ($addresses as $address) {
$fa[] = self::formatAddress($address);
}
return implode(', ', $fa);
}
/**
* @param $address
*
* @return string
*/
public function formatAddress($address) {
$name = '';
if (!empty($address->name)) {
$name = "{$address->name} ";
}
return $name . "<{$address->email}>";
}
/**
* @param $file
*
* @return array
* @throws Exception
*/
public function &parse(&$file) {
// check that the file exists and has some content
if (!file_exists($file) ||
!trim(file_get_contents($file))
) {
return CRM_Core_Error::createAPIError(ts('%1 does not exists or is empty',
array(1 => $file)
));
}
// explode email to digestable format
$set = new ezcMailFileSet(array($file));
$parser = new ezcMailParser();
$mail = $parser->parseMail($set);
if (!$mail) {
return CRM_Core_Error::createAPIError(ts('%1 could not be parsed',
array(1 => $file)
));
}
// since we only have one fileset
$mail = $mail[0];
$mailParams = self::parseMailingObject($mail);
return $mailParams;
}
/**
* @param $mail
*
* @return array
*/
public static function parseMailingObject(&$mail) {
$config = CRM_Core_Config::singleton();
// get ready for collecting data about this email
// and put it in a standardized format
$params = array('is_error' => 0);
// Sometimes $mail->from is unset because ezcMail didn't handle format
// of From header. CRM-19215.
if (!isset($mail->from)) {
if (preg_match('/^([^ ]*)( (.*))?$/', $mail->getHeader('from'), $matches)) {
$mail->from = new ezcMailAddress($matches[1], trim($matches[2]));
}
}
$params['from'] = array();
self::parseAddress($mail->from, $field, $params['from'], $mail);
// we definitely need a contact id for the from address
// if we dont have one, skip this email
if (empty($params['from']['id'])) {
return NULL;
}
$emailFields = array('to', 'cc', 'bcc');
foreach ($emailFields as $field) {
$value = $mail->$field;
self::parseAddresses($value, $field, $params, $mail);
}
// define other parameters
$params['subject'] = $mail->subject;
$params['date'] = date("YmdHi00",
strtotime($mail->getHeader("Date"))
);
$attachments = array();
$params['body'] = self::formatMailPart($mail->body, $attachments);
// format and move attachments to the civicrm area
if (!empty($attachments)) {
$date = date('YmdHis');
$config = CRM_Core_Config::singleton();
for ($i = 0; $i < count($attachments); $i++) {
$attachNum = $i + 1;
$fileName = basename($attachments[$i]['fullName']);
$newName = CRM_Utils_File::makeFileName($fileName);
$location = $config->uploadDir . $newName;
// move file to the civicrm upload directory
rename($attachments[$i]['fullName'], $location);
$mimeType = "{$attachments[$i]['contentType']}/{$attachments[$i]['mimeType']}";
$params["attachFile_$attachNum"] = array(
'uri' => $fileName,
'type' => $mimeType,
'upload_date' => $date,
'location' => $location,
);
}
}
return $params;
}
/**
* @param $address
* @param array $params
* @param $subParam
* @param $mail
*/
public static function parseAddress(&$address, &$params, &$subParam, &$mail) {
// CRM-9484
if (empty($address->email)) {
return;
}
$subParam['email'] = $address->email;
$subParam['name'] = $address->name;
$contactID = self::getContactID($subParam['email'],
$subParam['name'],
TRUE,
$mail
);
$subParam['id'] = $contactID ? $contactID : NULL;
}
/**
* @param $addresses
* @param $token
* @param array $params
* @param $mail
*/
public static function parseAddresses(&$addresses, $token, &$params, &$mail) {
$params[$token] = array();
foreach ($addresses as $address) {
$subParam = array();
self::parseAddress($address, $params, $subParam, $mail);
$params[$token][] = $subParam;
}
}
/**
* Retrieve a contact ID and if not present.
*
* Create one with this email
*
* @param string $email
* @param string $name
* @param bool $create
* @param string $mail
*
* @return int|null
*/
public static function getContactID($email, $name = NULL, $create = TRUE, &$mail) {
$dao = CRM_Contact_BAO_Contact::matchContactOnEmail($email, 'Individual');
$contactID = NULL;
if ($dao) {
$contactID = $dao->contact_id;
}
$result = NULL;
CRM_Utils_Hook::emailProcessorContact($email, $contactID, $result);
if (!empty($result)) {
if ($result['action'] == self::EMAILPROCESSOR_IGNORE) {
return NULL;
}
if ($result['action'] == self::EMAILPROCESSOR_OVERRIDE) {
return $result['contactID'];
}
// else this is now create individual
// so we just fall out and do what we normally do
}
if ($contactID) {
return $contactID;
}
if (!$create) {
return NULL;
}
// contact does not exist, lets create it
$params = array(
'contact_type' => 'Individual',
'email-Primary' => $email,
);
CRM_Utils_String::extractName($name, $params);
return CRM_Contact_BAO_Contact::createProfileContact($params,
CRM_Core_DAO::$_nullArray
);
}
}