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<?php
/**
* Give a warm greeting to our friendly user
*
* PHP version 5
*
* @category Sample
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
* @link http://status.net/
*
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2009, StatusNet, 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('STATUSNET')) {
exit(1);
}
/**
* Give a warm greeting to our friendly user
*
* This sample action shows some basic ways of doing output in an action
* class.
*
* Action classes have several output methods that they override from
* the parent class.
*
* @category Sample
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
* @link http://status.net/
*/
class HelloAction extends Action
{
var $user = null;
var $gc = null;
/**
* Take arguments for running
*
* This method is called first, and it lets the action class get
* all its arguments and validate them. It's also the time
* to fetch any relevant data from the database.
*
* Action classes should run parent::prepare($args) as the first
* line of this method to make sure the default argument-processing
* happens.
*
* @param array $args $_REQUEST args
*
* @return boolean success flag
*/
function prepare($args)
{
parent::prepare($args);
$this->user = common_current_user();
if (!empty($this->user)) {
$this->gc = User_greeting_count::inc($this->user->id);
}
return true;
}
/**
* Handle request
*
* This is the main method for handling a request. Note that
* most preparation should be done in the prepare() method;
* by the time handle() is called the action should be
* more or less ready to go.
*
* @param array $args $_REQUEST args; handled in prepare()
*
* @return void
*/
function handle($args)
{
parent::handle($args);
$this->showPage();
}
/**
* Title of this page
*
* Override this method to show a custom title.
*
* @return string Title of the page
*/
function title()
{
if (empty($this->user)) {
return _m('Hello');
} else {
return sprintf(_m('Hello, %s'), $this->user->nickname);
}
}
/**
* Show content in the content area
*
* The default StatusNet page has a lot of decorations: menus,
* logos, tabs, all that jazz. This method is used to show
* content in the content area of the page; it's the main
* thing you want to overload.
*
* This method also demonstrates use of a plural localized string.
*
* @return void
*/
function showContent()
{
if (empty($this->user)) {
$this->element('p', array('class' => 'greeting'),
_m('Hello, stranger!'));
} else {
$this->element('p', array('class' => 'greeting'),
sprintf(_m('Hello, %s'), $this->user->nickname));
$this->element('p', array('class' => 'greeting_count'),
sprintf(_m('I have greeted you %d time.',
'I have greeted you %d times.',
$this->gc->greeting_count),
$this->gc->greeting_count));
}
}
/**
* Return true if read only.
*
* Some actions only read from the database; others read and write.
* The simple database load-balancer built into StatusNet will
* direct read-only actions to database mirrors (if they are configured),
* and read-write actions to the master database.
*
* This defaults to false to avoid data integrity issues, but you
* should make sure to overload it for performance gains.
*
* @param array $args other arguments, if RO/RW status depends on them.
*
* @return boolean is read only action?
*/
function isReadOnly($args)
{
return false;
}
}
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