egroupware_official/mail/inc/class.mail_integration.inc.php

412 lines
15 KiB
PHP

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