forked from GNUsocial/gnu-social
129 lines
3.5 KiB
PHP
129 lines
3.5 KiB
PHP
<?php
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/**
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* StatusNet, the distributed open-source microblogging tool
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*
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* Base class for UI widgets
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*
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* PHP version 5
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*
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* LICENCE: This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* @category Widget
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @author Sarven Capadisli <csarven@status.net>
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* @copyright 2009 StatusNet, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://status.net/
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*/
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if (!defined('STATUSNET') && !defined('LACONICA')) {
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exit(1);
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}
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/**
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* Base class for UI widgets
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*
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* A widget is a cluster of HTML elements that provide some functionality
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* that's used on different parts of the site. Examples would be profile
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* lists, notice lists, navigation menus (tabsets) and common forms.
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*
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* @category Widget
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @author Sarven Capadisli <csarven@status.net>
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://status.net/
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*
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* @see HTMLOutputter
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*/
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class Widget
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{
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protected $avatarSize = AVATAR_STREAM_SIZE;
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/**
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* HTMLOutputter to use for output
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*/
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var $out = null;
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/**
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* Prepare the widget for use
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*
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* @param HTMLOutputter $out output helper, defaults to null
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*/
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function __construct(HTMLOutputter $out=null)
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{
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$this->out = $out;
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}
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/**
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* Show the widget
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*
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* Emit the HTML for the widget, using the configured outputter.
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*
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* @return void
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*/
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function show()
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{
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}
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/**
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* Get HTMLOutputter
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*
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* Return the HTMLOutputter for the widget.
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*
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* @return HTMLOutputter the output helper
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*/
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function getOut()
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{
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return $this->out;
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}
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/**
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* Delegate output methods to the outputter attribute.
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*
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* @param string $name Name of the method
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* @param array $arguments Arguments called
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*
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* @return mixed Return value of the method.
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*/
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function __call($name, $arguments)
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{
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return call_user_func_array(array($this->out, $name), $arguments);
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}
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/**
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* Default avatar size for this widget.
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*/
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public function avatarSize()
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{
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return $this->avatarSize;
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}
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protected function showAvatar(Profile $profile, $size=null)
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{
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$avatar_url = $profile->avatarUrl($size ?: $this->avatarSize());
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$this->out->element('img', array('src' => $avatar_url,
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'class' => 'avatar u-photo',
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'width' => $this->avatarSize(),
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'height' => $this->avatarSize(),
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'alt' => $profile->getBestName()));
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}
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}
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