show.inc
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show.inc
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	<?php

	/*
	+-----------------------------------------------------------------------+
	\| program/steps/mail/show.inc \|
	\| \|
	\| This file is part of the RoundCube Webmail client \|
	\| Copyright (C) 2005-2009, RoundCube Dev. - Switzerland \|
	\| Licensed under the GNU GPL \|
	\| \|
	\| PURPOSE: \|
	\| Display a mail message similar as a usual mail application does \|
	\| \|
	+-----------------------------------------------------------------------+
	\| Author: Thomas Bruederli <roundcube@gmail.com> \|
	+-----------------------------------------------------------------------+

	$Id$

	*/

	$PRINT_MODE = $RCMAIL->action=='print' ? TRUE : FALSE;

	// similar code as in program/steps/mail/get.inc
	if ($uid = get_input_value('_uid', RCUBE_INPUT_GET)) {
	$MESSAGE = new rcube_message($uid);

	// if message not found (wrong UID)...
	if (empty($MESSAGE->headers)) {
	rcmail_message_error($uid);
	}

	send_nocacheing_headers();

	$mbox_name = $IMAP->get_mailbox_name();

	// show images?
	rcmail_check_safe($MESSAGE);

	// set message charset as default
	if (!empty($MESSAGE->headers->charset))
	$IMAP->set_charset($MESSAGE->headers->charset);

	$OUTPUT->set_pagetitle($MESSAGE->subject);

	// give message uid to the client
	$OUTPUT->set_env('uid', $MESSAGE->uid);
	// set environement
	$OUTPUT->set_env('safemode', $MESSAGE->is_safe);
	$OUTPUT->set_env('sender', $MESSAGE->sender['string']);
	$OUTPUT->set_env('permaurl', rcmail_url('show', array('_uid' => $MESSAGE->uid, '_mbox' => $mbox_name)));
	$OUTPUT->set_env('mailbox', $mbox_name);

	if ($CONFIG['trash_mbox'])
	$OUTPUT->set_env('trash_mailbox', $CONFIG['trash_mbox']);
	if ($CONFIG['flag_for_deletion'])
	$OUTPUT->set_env('flag_for_deletion', true);
	if ($CONFIG['read_when_deleted'])
	$OUTPUT->set_env('read_when_deleted', true);
	if ($CONFIG['skip_deleted'])
	$OUTPUT->set_env('skip_deleted', true);
	if ($CONFIG['display_next'])
	$OUTPUT->set_env('display_next', true);

	if (!$OUTPUT->ajax_call)
	$OUTPUT->add_label('checkingmail', 'deletemessage', 'movemessagetotrash', 'movingmessage');

	// check for unset disposition notification
	if ($MESSAGE->headers->mdn_to &&
	!$MESSAGE->headers->mdn_sent && !$MESSAGE->headers->seen &&
	($IMAP->check_permflag('MDNSENT') \|\| $IMAP->check_permflag('*')) &&
	$mbox_name != $CONFIG['drafts_mbox'] &&
	$mbox_name != $CONFIG['sent_mbox'])
	{
	if (intval($CONFIG['mdn_requests']) === 1)
	{
	if (rcmail_send_mdn($MESSAGE->uid, $smtp_error))
	$OUTPUT->show_message('receiptsent', 'confirmation');
	else if ($smtp_error)
	$OUTPUT->show_message($smtp_error['label'], 'error', $smtp_error['vars']);
	else
	$OUTPUT->show_message('errorsendingreceipt', 'error');
	}
	else if (empty($CONFIG['mdn_requests']))
	{
	$OUTPUT->add_label('mdnrequest');
	$OUTPUT->set_env('mdn_request', true);
	}
	}

	// get previous, first, next and last message UID
	if ($RCMAIL->action != 'preview' && $RCMAIL->action != 'print')
	{
	$next = $prev = $first = $last = -1;

	if ($_SESSION['sort_col'] == 'date' && $_SESSION['sort_order'] != 'DESC'
	&& empty($_REQUEST['_search']) && !$CONFIG['skip_deleted'] && !$IMAP->threading)
	{
	// this assumes that we are sorted by date_DESC
	$cnt = $IMAP->messagecount();
	$seq = $IMAP->get_id($MESSAGE->uid);
	$MESSAGE->index = $cnt - $seq;

	$prev = $IMAP->get_uid($seq + 1);
	$first = $IMAP->get_uid($cnt);
	$next = $IMAP->get_uid($seq - 1);
	$last = $IMAP->get_uid(1);
	}
	else
	{
	// Only if we use custom sorting
	$a_msg_index = $IMAP->message_index(NULL, $_SESSION['sort_col'], $_SESSION['sort_order']);

	$MESSAGE->index = array_search($IMAP->get_id($MESSAGE->uid), $a_msg_index);

	$count = count($a_msg_index);
	$prev = isset($a_msg_index[$MESSAGE->index-1]) ? $IMAP->get_uid($a_msg_index[$MESSAGE->index-1]) : -1;
	$first = $count > 1 ? $IMAP->get_uid($a_msg_index[0]) : -1;
	$next = isset($a_msg_index[$MESSAGE->index+1]) ? $IMAP->get_uid($a_msg_index[$MESSAGE->index+1]) : -1;
	$last = $count > 1 ? $IMAP->get_uid($a_msg_index[$count-1]) : -1;
	}

	if ($prev > 0)
	$OUTPUT->set_env('prev_uid', $prev);
	if ($first > 0)
	$OUTPUT->set_env('first_uid', $first);
	if ($next > 0)
	$OUTPUT->set_env('next_uid', $next);
	if ($last > 0)
	$OUTPUT->set_env('last_uid', $last);

	// Don't need a real messages count value
	$OUTPUT->set_env('messagecount', 1);
	}

	if (!$MESSAGE->headers->seen && ($RCMAIL->action == 'show' \|\| ($RCMAIL->action == 'preview' && intval($CONFIG['preview_pane_mark_read']) == 0)))
	$RCMAIL->plugins->exec_hook('message_read', array('uid' => $MESSAGE->uid,
	'mailbox' => $mbox_name, 'message' => $MESSAGE));
	}



	function rcmail_message_attachments($attrib)
	{
	global $PRINT_MODE, $MESSAGE;

	$out = $ol = '';

	if (sizeof($MESSAGE->attachments)) {
	foreach ($MESSAGE->attachments as $attach_prop) {
	if ($PRINT_MODE) {
	$ol .= html::tag('li', null, sprintf("%s (%s)", Q($attach_prop->filename), Q(show_bytes($attach_prop->size))));
	}
	else {
	if (mb_strlen($attach_prop->filename) > 50) {
	$filename = abbreviate_string($attach_prop->filename, 50);
	$title = $attach_prop->filename;
	}
	else {
	$filename = $attach_prop->filename;
	$title = '';
	}

	$ol .= html::tag('li', null,
	html::a(array(
	'href' => $MESSAGE->get_part_url($attach_prop->mime_id),
	'onclick' => sprintf(
	'return %s.command(\'load-attachment\',{part:\'%s\', mimetype:\'%s\'},this)',
	JS_OBJECT_NAME,
	$attach_prop->mime_id,
	$attach_prop->mimetype),
	'title' => Q($title),
	),
	Q($filename)));
	}
	}

	$out = html::tag('ul', $attrib, $ol, html::$common_attrib);
	}

	return $out;
	}



	function rcmail_remote_objects_msg($attrib)
	{
	global $MESSAGE, $RCMAIL;

	if (!$attrib['id'])
	$attrib['id'] = 'rcmremoteobjmsg';

	$msg = Q(rcube_label('blockedimages')) . ' ';
	$msg .= html::a(array('href' => "#loadimages", 'onclick' => JS_OBJECT_NAME.".command('load-images')"), Q(rcube_label('showimages')));

	// add link to save sender in addressbook and reload message
	if ($MESSAGE->sender['mailto'] && $RCMAIL->config->get('show_images') == 1) {
	$msg .= ' ' . html::a(array('href' => "#alwaysload", 'onclick' => JS_OBJECT_NAME.".command('always-load')", 'style' => "white-space:nowrap"),
	Q(rcube_label(array('name' => 'alwaysshow', 'vars' => array('sender' => $MESSAGE->sender['mailto'])))));
	}

	$RCMAIL->output->add_gui_object('remoteobjectsmsg', $attrib['id']);
	return html::div($attrib, $msg);
	}


	$OUTPUT->add_handlers(array(
	'messageattachments' => 'rcmail_message_attachments',
	'mailboxname' => 'rcmail_mailbox_name_display',
	'blockedobjects' => 'rcmail_remote_objects_msg'));


	if ($RCMAIL->action=='print' && $OUTPUT->template_exists('printmessage'))
	$OUTPUT->send('printmessage', false);
	else if ($RCMAIL->action=='preview' && $OUTPUT->template_exists('messagepreview'))
	$OUTPUT->send('messagepreview', false);
	else
	$OUTPUT->send('message', false);


	// mark message as read
	if ($MESSAGE && $MESSAGE->headers && !$MESSAGE->headers->seen &&
	($RCMAIL->action == 'show' \|\| ($RCMAIL->action == 'preview' && intval($CONFIG['preview_pane_mark_read']) == 0)))
	{
	if ($IMAP->set_flag($MESSAGE->uid, 'SEEN') && $_SESSION['unseen_count'][$mbox_name])
	$_SESSION['unseen_count'][$mbox_name] -= 1;
	}

	exit;

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