@ -17,8 +17,8 @@ class zipdownload extends rcube_plugin
public $task = 'mail';
private $charset = 'ASCII';
private $names = [];
private $default_limit = '50MB';
// RFC4155: mbox date format
const MBOX_DATE_FORMAT = 'D M d H:i:s Y';
@ -42,16 +42,17 @@ class zipdownload extends rcube_plugin
$this->load_config();
$this->charset = $rcmail->config->get('zipdownload_charset', RCUBE_CHARSET);
$this->add_texts('localization');
if ($rcmail->config->get('zipdownload_attachments', 1) > -1 & & ($rcmail->action == 'show' || $rcmail->action == 'preview')) {
$this->add_texts('localization');
$this->add_hook('template_object_messageattachments', array($this, 'attachment_ziplink'));
}
$this->register_action('plugin.zipdownload.attachments', array($this, 'download_attachments'));
$this->register_action('plugin.zipdownload.messages', array($this, 'download_messages'));
if (!$rcmail->action & & $rcmail->config->get('zipdownload_selection')) {
if (!$rcmail->action & & $rcmail->config->get('zipdownload_selection', $this->default_limit)) {
$this->add_texts('localization');
$this->download_menu();
}
}
@ -177,7 +178,7 @@ class zipdownload extends rcube_plugin
{
$rcmail = rcmail::get_instance();
if ($rcmail->config->get('zipdownload_selection') & & !empty($_POST['_uid'])) {
if ($rcmail->config->get('zipdownload_selection', $this->default_limit ) & & !empty($_POST['_uid'])) {
$messageset = rcmail::get_uids();
if (count($messageset)) {
$this->_download_messages($messageset);
@ -231,27 +232,25 @@ class zipdownload extends rcube_plugin
*/
private function _download_messages($messageset)
{
$this->add_texts('localization');
$rcmail = rcmail::get_instance();
$imap = $rcmail->get_storage();
$mode = rcube_utils::get_input_value('_mode', rcube_utils::INPUT_POST);
$temp_dir = $rcmail->config->get('temp_dir');
$limit = $rcmail->config->get('zipdownload_selection', $this->default_limit);
$limit = $limit !== true ? parse_bytes($limit) : -1;
$delimiter = $imap->get_hierarchy_delimiter();
$tmpfname = tempnam($temp_dir, 'zipdownload');
$tempfiles = array($tmpfname);
$folders = count($messageset) > 1;
$timezone = new DateTimeZone('UTC');
$messages = array();
$size = 0;
// @TODO: file size limit
// open zip file
$zip = new ZipArchive();
$zip->open($tmpfname, ZIPARCHIVE::OVERWRITE);
if ($mode == 'mbox') {
$tmpfp = fopen($tmpfname . '.mbox', 'w');
}
// collect messages metadata (and check size limit)
foreach ($messageset as $mbox => $uids) {
$imap->set_folder($mbox);
$path = $folders ? str_replace($imap->get_hierarchy_delimiter(), '/', $mbox) . '/' : '';
if ($uids === '*') {
$index = $imap->index($mbox, null, null, true);
@ -268,9 +267,8 @@ class zipdownload extends rcube_plugin
$from = preg_replace('/\s/', '-', $from);
// Received (internal) date
$date = rcube_utils::anytodatetime($headers->internaldate);
$date = rcube_utils::anytodatetime($headers->internaldate, $timezone );
if ($date) {
$date->setTimezone(new DateTimeZone('UTC'));
$date = $date->format(self::MBOX_DATE_FORMAT);
}
@ -280,7 +278,50 @@ class zipdownload extends rcube_plugin
$date ?: ''
);
fwrite($tmpfp, $header);
$messages[$uid . ':' . $mbox] = $header;
}
else { // maildir
$subject = rcube_mime::decode_header($headers->subject, $headers->charset);
$subject = $this->_filename_from_subject(mb_substr($subject, 0, 16));
$subject = $this->_convert_filename($subject);
$path = $folders ? str_replace($delimiter, '/', $mbox) . '/' : '';
$disp_name = $path . $uid . ($subject ? " $subject" : '') . '.eml';
$messages[$uid . ':' . $mbox] = $disp_name;
}
$size += $headers->size;
if ($limit > 0 & & $size > $limit) {
unlink($tmpfname);
$msg = $this->gettext(array(
'name' => 'sizelimiterror',
'vars' => array('$size' => $rcmail->show_bytes($limit))
));
$rcmail->output->show_message($msg, 'error');
$rcmail->output->send('iframe');
exit;
}
}
}
// open zip file
$zip = new ZipArchive();
$zip->open($tmpfname, ZIPARCHIVE::OVERWRITE);
if ($mode == 'mbox') {
$tmpfp = fopen($tmpfname . '.mbox', 'w');
}
foreach ($messages as $key => $value) {
list($uid, $mbox) = explode(':', $key, 2);
$imap->set_folder($mbox);
if ($mode == 'mbox') {
fwrite($tmpfp, $value);
// Use stream filter to quote "From " in the message body
stream_filter_register('mbox_filter', 'zipdownload_mbox_filter');
@ -290,19 +331,12 @@ class zipdownload extends rcube_plugin
fwrite($tmpfp, "\r\n");
}
else { // maildir
$subject = rcube_mime::decode_header($headers->subject, $headers->charset);
$subject = $this->_filename_from_subject(mb_substr($subject, 0, 16));
$subject = $this->_convert_filename($subject);
$disp_name = $path . $uid . ($subject ? " $subject" : '') . '.eml';
$tmpfn = tempnam($temp_dir, 'zipmessage');
$tmpfp = fopen($tmpfn, 'w');
$imap->get_raw_body($uid, $tmpfp);
$tempfiles[] = $tmpfn;
fclose($tmpfp);
$zip->addFile($tmpfn, $disp_name);
}
$zip->addFile($tmpfn, $value);
}
}
Aleksander Machniak
7 years ago