mirror of
https://github.com/EGroupware/egroupware.git
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431 lines
16 KiB
PHP
431 lines
16 KiB
PHP
<?php
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/**
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* EGroupware - Mail - integration interface class
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*
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* @link http://www.egroupware.org
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* @package mail
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* @author Hadi Nategh [hn@egroupware.org]
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* @copyright (c) 2015-16 by EGroupware GmbH <info-AT-egroupware.org>
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* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
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* @version $Id:$
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*/
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use EGroupware\Api;
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use EGroupware\Api\Link;
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use EGroupware\Api\Mail;
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/**
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* Class cotains methods and functions
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* to be used to integrate mail's message into other applications
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*
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*/
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class mail_integration {
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/**
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* Public functions
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* @var type
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*/
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var $public_functions = array(
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'integrate' => true
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);
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/**
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* Maximum number of line characters (-_+=~) allowed in a mail, to not stall the layout.
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* Longer lines / biger number of these chars are truncated to that max. number or chars.
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*
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* @var int
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*/
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const MAX_LINE_CHARS = 40;
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/**
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* Used to flag inline images so they can be found & urls fixed when in their
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* final destination.
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*/
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const INLINE_PREFIX = 'mail-';
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/**
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* Gets requested mail information and sets them as data link
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* -Execute registered hook method from the requested app for integration
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* -with provided content from mail:
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*
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* -array( 'addresses' => array (
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* 'email'=> stirng,
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* 'personel' => string),
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* 'attachments' => array (
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* 'name' => string, // file name
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* 'type' => string, // mime type
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* 'egw_data'=> string, // hash md5 id of an stored attachment in session (attachment which is in IMAP server)
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* // NOTE: the attachmet either have egw_data OR tmp_name (e.g. raw mail eml file stores in tmp)
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* 'tmp_name' => string), // tmp dir path
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* 'message' => string,
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* 'date' => string,
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* 'subject' => string,
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* 'entry_id => string // Id of the app entry which mail content will append to
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* )
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*
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* @param string $_to_emailAddress
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* @param string $_subject mail subject
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* @param string $_body mail message
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* @param array $_attachments attachments
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* @param string $_date
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* @param string $_rawMail path to file with raw mail
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* @param int $_icServerID mail profile id
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*/
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public static function integrate ($_to_emailAddress=false,$_subject=false,$_body=false,$_attachments=false,$_date=false,$_rawMail=null,$_icServerID=null)
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{
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// App name which is called for integration
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$app = isset($GLOBALS['egw_info']['user']['apps'][$_GET['app']])? $_GET['app'] : null;
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// preset app entry id, selected by user from app_entry_dialog
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$app_entry_id = $_GET['entry_id'];
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$GLOBALS['egw_info']['flags']['currentapp'] = $app;
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// Set the date
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if (!$_date)
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{
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$time = time();
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$_date = Api\DateTime::server2user($time->now,'ts');
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}
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$data = static::get_integrate_data($_GET['rowid'], $_to_emailAddress, $_subject, $_body, $_attachments, $_date, $_rawMail, $_icServerID);
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$data['entry_id'] = $app_entry_id;
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// Check if the hook is registered
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if (Api\Hooks::exists('mail_import',$app) == 0)
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{
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// Try to register hook
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Api\Hooks::read(true);
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}
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// Get the registered hook method of requested app for integration
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$hook = Api\Hooks::single(array('location' => 'mail_import'),$app);
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// Load Api\Translation for the app since the original URL
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// is from mail integration and only loads mail Api\Translation
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Api\Translation::add_app($app);
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// Execute import mail with provided content
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ExecMethod($hook['menuaction'],$data);
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}
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/**
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* Gets requested mail information and sets them as data link
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* -with provided content from mail:
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*
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* -array( 'addresses' => array (
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* 'email'=> stirng,
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* 'personel' => string),
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* 'attachments' => array (
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* 'name' => string, // file name
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* 'type' => string, // mime type
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* 'egw_data'=> string, // hash md5 id of an stored attachment in session (attachment which is in IMAP server)
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* // NOTE: the attachmet either have egw_data OR tmp_name (e.g. raw mail eml file stores in tmp)
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* 'tmp_name' => string), // tmp dir path
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* 'message' => string,
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* 'date' => string,
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* 'subject' => string
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* )
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*
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* @param string $_rowid
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* @param string $_to_emailAddress
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* @param string $_subject mail subject
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* @param string $_body mail message
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* @param array $_attachments attachments
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* @param string $_date
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* @param string $_rawMail path to file with raw mail
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* @param int $_icServerID mail profile id
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* @throws Api\Exception\AssertionFailed
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*/
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public static function get_integrate_data($_rowid=false, $_to_emailAddress=false,$_subject=false,$_body=false,$_attachments=false,$_date=false,$_rawMail=null,$_icServerID=null)
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{
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// For dealing with multiple files of the same name
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$dupe_count = $file_list = array();
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//error_log(__METHOD__.__LINE__.': RowID:'.$_rowid.': emailAddress:'. array2string($_to_emailAddress));
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// Integrate not yet saved mail
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if (empty($_rowid) && $_to_emailAddress)
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{
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$sessionLocation = 'mail';
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$mailbox = base64_decode($_GET['mailbox']);
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if (!(in_array($GLOBALS['egw_info']['user']['preferences'][$sessionLocation]['saveAsOptions'],['text_only','no_attachments']))&&is_array($_attachments))
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{
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// initialize mail open connection requirements
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if (!isset($_icServerID)) $_icServerID =& Api\Cache::getSession($sessionLocation,'activeProfileID');
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$mo = Mail::getInstance(true,$_icServerID);
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$mo->openConnection();
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$messagePartId = $messageFolder = null;
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foreach ($_attachments as $attachment)
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{
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//error_log(__METHOD__.__LINE__.array2string($attachment));
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if (trim(strtoupper($attachment['type'])) == 'MESSAGE/RFC822' && !empty($attachment['uid']) && !empty($attachment['folder']))
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{
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$mo->reopen(($attachment['folder']?$attachment['folder']:$mailbox));
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// get the message itself, and attach it, as we are able to display it in egw
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// instead of fetching only the attachments attached files (as we did previously)
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$message = $mo->getMessageRawBody($attachment['uid'],$attachment['partID'],($attachment['folder']?$attachment['folder']:$mailbox));
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$headers = $mo->getMessageHeader($attachment['uid'],$attachment['partID'],true,false,($attachment['folder']?$attachment['folder']:$mailbox));
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$subject = Mail::clean_subject_for_filename($headers['SUBJECT']);
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$attachment_file =tempnam($GLOBALS['egw_info']['server']['temp_dir'],$GLOBALS['egw_info']['flags']['currentapp']."_");
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$tmpfile = fopen($attachment_file,'w');
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fwrite($tmpfile,$message);
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fclose($tmpfile);
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$size = filesize($attachment_file);
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$attachments[] = array(
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'name' => trim($subject).'.eml',
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'mimeType' => 'message/rfc822',
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'type' => 'message/rfc822',
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'tmp_name' => $attachment_file,
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'size' => $size,
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);
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}
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else
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{
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if (!empty($attachment['folder']))
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{
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$is_winmail = $_GET['is_winmail'] ? $_GET['is_winmail'] : 0;
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$messageFolder = $attachment['folder'];
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$messageUid = $attachment['uid'];
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$messagePartId = $attachment['partID'];
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$mo->reopen($attachment['folder']);
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$attachmentData = $mo->getAttachment($attachment['uid'],$attachment['partID'],$is_winmail,false,false,$attachment['folder']);
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$attachment['file'] =tempnam($GLOBALS['egw_info']['server']['temp_dir'],$GLOBALS['egw_info']['flags']['currentapp']."_");
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$tmpfile = fopen($attachment['file'],'w');
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fwrite($tmpfile,$attachmentData['attachment']);
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fclose($tmpfile);
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}
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//make sure we search for our attached file in our configured temp_dir
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if (isset($attachment['file']) && parse_url($attachment['file'],PHP_URL_SCHEME) != 'vfs' &&
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file_exists($GLOBALS['egw_info']['server']['temp_dir'].'/'.basename($attachment['file'])))
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{
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$attachment['file'] = $GLOBALS['egw_info']['server']['temp_dir'].'/'.basename($attachment['file']);
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}
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if(in_array($attachment['name'], $file_list))
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{
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$dupe_count[$attachment['name']]++;
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$attachment['name'] = pathinfo($attachment['name'], PATHINFO_FILENAME) .
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' ('.($dupe_count[$attachment['name']] + 1).')' . '.' .
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pathinfo($attachment['name'], PATHINFO_EXTENSION);
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}
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$attachments[] = array(
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'name' => $attachment['name'],
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'mimeType' => $attachment['type'],
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'type' => $attachment['type'],
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'tmp_name' => $attachment['file'],
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'size' => $attachment['size'],
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);
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$file_list[] = $attachment['name'];
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}
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}
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if ($messageFolder && $messageUid && $messagePartId && $mo->isDraftFolder($messageFolder) && !$mo->isTemplateFolder($messageFolder))
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{
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//error_log(__METHOD__.__LINE__."#".$messageUid.'#'.$messageFolder);
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try // message may be deleted already, as it maybe done by autosave
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{
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$mo->deleteMessages(array($messageUid),$messageFolder);
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}
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catch (Api\Exception $e)
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{
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//error_log(__METHOD__.__LINE__." ". str_replace('"',"'",$e->getMessage()));
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unset($e);
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}
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}
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$mo->closeConnection();
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}
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// this one adds the mail itself (as message/rfc822 (.eml) file) to the app as additional attachment
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// this is done to have a simple archive functionality (ToDo: opening .eml in email module)
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if (in_array($GLOBALS['egw_info']['user']['preferences'][$sessionLocation]['saveAsOptions'],['add_raw','no_attachments']) &&
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$_rawMail && file_exists($_rawMail))
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{
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$subject = Mail::clean_subject_for_filename($_subject);
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$attachments[] = array(
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'name' => trim($subject).'.eml',
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'mimeType' => 'message/rfc822',
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'type' => 'message/rfc822',
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'tmp_name' => $_rawMail,
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'size' => filesize($_rawMail),
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'add_raw' => true
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);
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}
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$toaddr = array();
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foreach(array('to','cc','bcc') as $x)
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{
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if (is_array($_to_emailAddress[$x]) && !empty($_to_emailAddress[$x]))
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{
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$toaddr = array_merge($toaddr,$_to_emailAddress[$x]);
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}
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}
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$body_striped = strip_tags($_body); //we need to fix broken tags (or just stuff like "<800 USD/p" )
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$body_decoded = htmlspecialchars_decode($body_striped,ENT_QUOTES);
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$body = Mail::createHeaderInfoSection(array('FROM'=>$_to_emailAddress['from'],
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'TO'=>(!empty($_to_emailAddress['to'])?implode(',',$_to_emailAddress['to']):null),
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'CC'=>(!empty($_to_emailAddress['cc'])?implode(',',$_to_emailAddress['cc']):null),
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'BCC'=>(!empty($_to_emailAddress['bcc'])?implode(',',$_to_emailAddress['bcc']):null),
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'SUBJECT'=>$_subject,
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'DATE'=>Mail::_strtotime($_date))).$body_decoded;
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$mailcontent = array(
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'mailaddress' => implode(',',$toaddr),
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'subject' => $_subject,
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'message' => $body,
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'attachments' => $attachments,
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'date' => $_date
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);
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}
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// Integrate already saved mail with ID
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else
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{
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// Initializing mail connection requirements
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$hA = mail_ui::splitRowID($_rowid);
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$sessionLocation = $hA['app']; // THIS is part of the row ID, we may use this for validation
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// Check the mail app
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if ($sessionLocation != 'mail') throw new Api\Exception\AssertionFailed(lang('Application mail expected but got: %1',$sessionLocation));
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$uid = $hA['msgUID'];
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$mailbox = $hA['folder'];
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$icServerID = $hA['profileID'];
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if ($uid && $mailbox)
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{
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if (!isset($icServerID)) $icServerID =& Api\Cache::getSession($sessionLocation,'activeProfileID');
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$mo = Mail::getInstance(true,$icServerID);
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$mo->openConnection();
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$mo->reopen($mailbox);
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try {
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$mailcontent = Mail::get_mailcontent($mo,$uid,'',$mailbox,null,true,(!(in_array($GLOBALS['egw_info']['user']['preferences'][$sessionLocation]['saveAsOptions'],['text_only','no_attachments']))));
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// this one adds the mail itself (as message/rfc822 (.eml) file) to the app as additional attachment
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// this is done to have a simple archive functionality (ToDo: opening .eml in email module)
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if (in_array($GLOBALS['egw_info']['user']['preferences'][$sessionLocation]['saveAsOptions'],['add_raw','no_attachments']))
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{
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$message = $mo->getMessageRawBody($uid, '',$mailbox);
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$headers = $mo->getMessageHeader($uid, '',true,false,$mailbox);
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$attachment_file =tempnam($GLOBALS['egw_info']['server']['temp_dir'],$GLOBALS['egw_info']['flags']['currentapp']."mail_integrate");
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$tmpfile = fopen($attachment_file,'w');
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fwrite($tmpfile,$message);
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fclose($tmpfile);
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$size = filesize($attachment_file);
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$mailcontent['attachments'][] = array(
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'name' => Mail::clean_subject_for_filename($headers['SUBJECT']).'.eml',
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'mimeType' => 'message/rfc822',
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'type' => 'message/rfc822',
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'tmp_name' => $attachment_file,
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'size' => $size,
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'add_raw' => true
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);
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}
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$mailcontent['date'] = strtotime($mailcontent['headers']['DATE']);
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}
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catch (Mail\Smime\PassphraseMissing $ex) {
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EGroupware\Api\Framework::message(lang('Fetching content of this message failed'.
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' because the content of this message seems to be encrypted'.
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' and can not be decrypted properly.'),'error');
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}
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}
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}
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//consider all addresses in the header
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foreach (['TO','CC','BCC', 'FROM'] as $h)
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{
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$mailcontent['mailaddress'] .= ','.$headers[$h];
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}
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// Convert addresses to email and personal
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$addresses = imap_rfc822_parse_adrlist($mailcontent['mailaddress'],'');
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foreach ($addresses as $address)
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{
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$email = sprintf('%s@%s',trim($address->mailbox),trim($address->host));
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$data_addresses[] = array (
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'email' => $email,
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'name' => !empty($address->personal) ? $address->personal : $email
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);
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}
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// shorten long (> self::max_line_chars) lines of "line" chars (-_+=~) in mails
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$data_message = preg_replace_callback(
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'/[-_+=~\.]{'.self::MAX_LINE_CHARS.',}/m',
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function($matches) {
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return substr($matches[0],0,self::MAX_LINE_CHARS);
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},
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$mailcontent['message']
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);
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// Get attachments ready for integration as link
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if (is_array($mailcontent['attachments']))
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{
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foreach($mailcontent['attachments'] as $key => $attachment)
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{
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$data_attachments[$key] = array(
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'name' => $attachment['filename'] ?? $mailcontent['attachments'][$key]['name'],
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'type' => $mailcontent['attachments'][$key]['type'],
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'size' => $mailcontent['attachments'][$key]['size'],
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'tmp_name' => $mailcontent['attachments'][$key]['tmp_name']
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);
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if ($uid && !$mailcontent['attachments'][$key]['add_raw'])
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{
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$data_attachments[$key]['egw_data'] = Link::set_data($mailcontent['attachments'][$key]['mimeType'],
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'EGroupware\\Api\\Mail::getAttachmentAccount',array($icServerID, $mailbox, $uid, $attachment['partID'], $is_winmail, true),true);
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}
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unset($mailcontent['attachments'][$key]['add_raw']);
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// Fix inline images
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if($mailcontent['html_message'] && $attachment['cid'] && $data_attachments[$key]['egw_data'])
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{
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$link_callback = function($cid) use($data_attachments, $attachment, $key)
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{
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if ($attachment['cid'] == $cid)
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{
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return self::INLINE_PREFIX.$data_attachments[$key]['egw_data'].'" title="['.$data_attachments[$key]['name'].']';
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}
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else
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{
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return "cid:".$cid;
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}
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};
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foreach(array('src','url','background') as $type)
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{
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$mailcontent['html_message'] = mail_ui::resolve_inline_image_byType(
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$mailcontent['html_message'],
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$mailbox,
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$attachment['uid'],
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$attachment['partID'],
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$type,
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$link_callback
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);
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}
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}
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}
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}
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return array (
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'addresses' => $data_addresses,
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'attachments' => $data_attachments,
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'message' => $data_message,
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'html_message' => $mailcontent['html_message'],
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'date' => $mailcontent['date'],
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'subject' => $mailcontent['subject'],
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'entry_id' => null,
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);
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}
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public static function fix_inline_images($app, $id, array $links, &$html)
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{
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$replace = array();
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foreach($links as $link)
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{
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if (is_array($link) && is_array($link['id']) && !empty($link['id']['egw_data']) && strpos($html, self::INLINE_PREFIX . $link['id']['egw_data']) !== false)
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{
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$replace[self::INLINE_PREFIX. $link['id']['egw_data']] =
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Api\Egw::link(Api\Vfs::download_url(Api\Link::vfs_path($app, $id, Api\Vfs::basename($link['id']['name']))));
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}
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}
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if ($replace)
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{
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$html = strtr($old = $html, $replace);
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}
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return isset($old) && $old != $html;
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}
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}
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