Fix error when using back button after sending an email (#1490009)

Aleksander Machniak

2015-07-31 4b72a1f49843aa64cdf90301ae71035c3e6cf30a

 program/steps/mail/func.inc

@@ -1,6 +1,6 @@
<?php

/*
/**
 +-----------------------------------------------------------------------+
 | program/steps/mail/func.inc                                           |
 |                                                                       |
@@ -161,12 +161,17 @@
    if (!strlen($mbox = rcube_utils::get_input_value('_mbox', rcube_utils::INPUT_GPC, true))) {
        $mbox = strlen($_SESSION['mbox']) ? $_SESSION['mbox'] : 'INBOX';
    }
    if (!($page = intval($_GET['_page']))) {
        $page = $_SESSION['page'] ? $_SESSION['page'] : 1;

    if ($RCMAIL->action == 'list') {
        if (!($page = intval($_GET['_page']))) {
            $page = $_SESSION['page'] ? $_SESSION['page'] : 1;
        }

        $_SESSION['page'] = $page;
    }

    $RCMAIL->storage->set_folder($_SESSION['mbox'] = $mbox);
    $RCMAIL->storage->set_page($_SESSION['page'] = $page);
    $RCMAIL->storage->set_page($_SESSION['page']);

    // set default sort col/order to session
    if (!isset($_SESSION['sort_col'])) {
@@ -1746,20 +1751,6 @@
    }

    return $info;
}

/**
 * clear message composing settings
 */
function rcmail_compose_cleanup($id)
{
    if (!isset($_SESSION['compose_data_'.$id])) {
        return;
    }

    $rcmail = rcmail::get_instance();
    $rcmail->plugins->exec_hook('attachments_cleanup', array('group' => $id));
    $rcmail->session->remove('compose_data_'.$id);
}

/**