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<?php
/**
* Open Document Viewer plugin
*
* Render Open Documents directly in the preview window
* by using the WebODF library by Tobias Hintze http://webodf.org/
*
* @version 0.3
* @author Thomas Bruederli <bruederli@kolabsys.com>
*
* Copyright (C) 2011-2013, Kolab Systems AG
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
class odfviewer extends rcube_plugin
{
public $task = 'mail|calendar|tasks';
private $odf_mimetypes = array(
'application/vnd.oasis.opendocument.chart',
'application/vnd.oasis.opendocument.chart-template',
'application/vnd.oasis.opendocument.formula',
'application/vnd.oasis.opendocument.formula-template',
'application/vnd.oasis.opendocument.graphics',
'application/vnd.oasis.opendocument.graphics-template',
'application/vnd.oasis.opendocument.presentation',
'application/vnd.oasis.opendocument.presentation-template',
'application/vnd.oasis.opendocument.text',
'application/vnd.oasis.opendocument.text-master',
'application/vnd.oasis.opendocument.text-template',
'application/vnd.oasis.opendocument.spreadsheet',
'application/vnd.oasis.opendocument.spreadsheet-template',
);
function init()
{
// webODF only supports IE9 or higher
$ua = new rcube_browser;
if ($ua->ie && $ua->ver < 9) {
return;
}
// extend list of mimetypes that should open in preview
$rcmail = rcube::get_instance();
if ($rcmail->action == 'preview' || $rcmail->action == 'show' || $rcmail->task == 'calendar' || $rcmail->task == 'tasks') {
$mimetypes = (array)$rcmail->config->get('client_mimetypes');
$rcmail->config->set('client_mimetypes', array_merge($mimetypes, $this->odf_mimetypes));
}
$this->add_hook('message_part_get', array($this, 'get_part'));
}
/**
* Handler for message attachment download
*/
function get_part($args)
{
if (!$args['download'] && $args['mimetype'] && in_array($args['mimetype'], $this->odf_mimetypes)) {
$rcmail = rcube::get_instance();
$params = array(
'documentUrl' => $_SERVER['REQUEST_URI'] . '&_download=1',
'filename' => $args['part']->filename ?: 'file.odt',
'type' => $args['mimetype'],
);
// send webODF viewer page
$html = file_get_contents($this->home . '/odf.html');
header("Content-Type: text/html; charset=" . RCMAIL_CHARSET);
echo strtr($html, array(
'%%PARAMS%%' => rcube_output::json_serialize($params),
'%%viewer.css%%' => $this->asset_path('viewer.css'),
'%%viewer.js%%' => $this->asset_path('viewer.js'),
'%%ODFViewerPlugin.js%%' => $this->asset_path('ODFViewerPlugin.js'),
'%%webodf.js%%' => $this->asset_path('webodf.js'),
));
$args['abort'] = true;
}
return $args;
}
private function asset_path($path)
{
$rcmail = rcube::get_instance();
$assets_dir = $rcmail->config->get('assets_dir');
$mtime = filemtime($this->home . '/' . $path);
if (!$mtime && $assets_dir) {
$mtime = filemtime($assets_dir . '/plugins/odfviewer/' . $path);
}
$path = $this->urlbase . $path . ($mtime ? '?s=' . $mtime : '');
return $rcmail->output->asset_url($path);
}
}
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