gnu-social/lib/microappplugin.php

143 lines
4.1 KiB
PHP

<?php
/**
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2011, StatusNet, Inc.
*
* Superclass for microapp plugin
*
* PHP version 5
*
* 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/>.
*
* @category Microapp
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @copyright 2011 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
if (!defined('STATUSNET')) {
// This check helps protect against security problems;
// your code file can't be executed directly from the web.
exit(1);
}
/**
* Superclass for microapp plugins
*
* This class lets you define micro-applications with different kinds of activities.
*
* The applications work more-or-less like other
*
* @category Microapp
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @copyright 2011 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
abstract class MicroAppPlugin extends ActivityHandlerPlugin
{
/**
* Returns a localized string which represents this micro-app,
* to be shown to users selecting what type of post to make.
* This is paired with the key string in $this->tag().
*
* All micro-app classes must override this method.
*
* @return string
*/
abstract function appTitle();
/**
* When building the primary notice form, we'll fetch also some
* alternate forms for specialized types -- that's you!
*
* Return a custom Widget or Form object for the given output
* object, and it'll be included in the HTML output. Beware that
* your form may be initially hidden.
*
* All micro-app classes must override this method.
*
* @param HTMLOutputter $out
* @return Widget
*/
abstract function entryForm($out);
/**
*
*/
public function newFormAction() {
// such as 'newbookmark' or 'newevent' route
return 'new'.$this->tag();
}
/**
* Output the HTML for this kind of object in a list
*
* @param NoticeListItem $nli The list item being shown.
*
* @return boolean hook value
*/
function onStartShowNoticeItem(NoticeListItem $nli)
{
if (!$this->isMyNotice($nli->notice)) {
return true;
}
// Legacy use was creating a "NoticeListItemAdapter", but
// nowadays we solve that using event handling for microapps.
// This section will remain until all plugins are fixed.
$adapter = $this->adaptNoticeListItem($nli) ?: $nli;
$adapter->showNotice();
$adapter->showNoticeAttachments();
$adapter->showNoticeFooter();
return false;
}
/**
* Given a notice list item, returns an adapter specific
* to this plugin.
*
* @param NoticeListItem $nli item to adapt
*
* @return NoticeListItemAdapter adapter or null
*/
function adaptNoticeListItem($nli)
{
return null;
}
function onStartShowEntryForms(&$tabs)
{
$tabs[$this->tag()] = array('title' => $this->appTitle(),
'href' => common_local_url($this->newFormAction()),
);
return true;
}
function onStartMakeEntryForm($tag, $out, &$form)
{
if ($tag == $this->tag()) {
$form = $this->entryForm($out);
return false;
}
return true;
}
}