gnu-social/actions/shownotice.php

<?php
/*
 * Laconica - a distributed open-source microblogging tool
 * Copyright (C) 2008, Controlez-Vous, Inc.
 *
 * 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/>.
 */

if (!defined('LACONICA')) { exit(1); }

require_once(INSTALLDIR.'/lib/stream.php');

class ShownoticeAction extends StreamAction {

	var $notice = NULL;
	var $profile = NULL;
	var $avatar = NULL;

	function init($args) {

		parent::init($args);

		$id = $this->arg('notice');
		$this->notice = Notice::staticGet($id);

		if (!$this->notice) {
			$this->client_error(_('No such notice.'), 404);
			return false;
		}

		$this->profile = $this->notice->getProfile();

		if (!$this->profile) {
			$this->server_error(_('Notice has no profile'), 500);
			return false;
		}

		$this->avatar = $this->profile->getAvatar(AVATAR_STREAM_SIZE);

		return true;
	}

	function last_modified() {
		return max(strtotime($this->notice->created),
				   strtotime($this->profile->modified),
				   ($this->avatar) ? strtotime($this->avatar->modified) : 0);
	}

	function etag() {
		return 'W/"' . implode(':', array($this->arg('action'),
										  common_language(),
										  $this->notice->id,
										  strtotime($this->notice->created),
										  strtotime($this->profile->modified),
										  ($this->avatar) ? strtotime($this->avatar->modified) : 0)) . '"';
	}

	function handle($args) {

		parent::handle($args);

		common_show_header(sprintf(_('%1$s\'s status on %2$s'),
								   $this->profile->nickname,
								   common_exact_date($this->notice->created)),
						   array($this, 'show_header'), NULL,
						   array($this, 'show_top'));

		common_element_start('ul', array('id' => 'notices'));
		$this->show_notice($this->notice);
		common_element_end('ul');

		common_show_footer();
	}

	function show_header() {

		$user = User::staticGet($this->profile->id);

		if (!$user) {
			return;
		}

		if ($user->emailmicroid && $user->email && $this->notice->uri) {
			common_element('meta', array('name' => 'microid',
										 'content' => "mailto+http:sha1:" . sha1(sha1('mailto:' . $user->email) . sha1($this->notice->uri))));
		}

		if ($user->jabbermicroid && $user->jabber && $this->notice->uri) {
			common_element('meta', array('name' => 'microid',
										 'content' => "xmpp+http:sha1:" . sha1(sha1('xmpp:' . $user->jabber) . sha1($this->notice->uri))));
		}
	}

	function show_top() {
		$cur = common_current_user();
		if ($cur && $cur->id == $this->profile->id) {
			common_notice_form();
		}
	}

	function no_such_notice() {
		common_user_error(_('No such notice.'));
	}
}