gnu-social/plugins/Gravatar/GravatarPlugin.php

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<?php
/*
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2009,2011 StatusNet, Inc.
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*
* 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/>.
*/
/**
* @package GravatarPlugin
* @maintainer Eric Helgeson <erichelgeson@gmail.com>
*/
if (!defined('STATUSNET') && !defined('LACONICA')) {
// This check helps protect against security problems;
// your code file can't be executed directly from the web.
exit(1);
}
class GravatarPlugin extends Plugin
{
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function onEndProfileGetAvatar($profile, $size, &$avatar)
{
if (empty($avatar)) {
try {
$user = $profile->getUser();
if (!empty($user->email)) {
// Fake one!
$avatar = new Avatar();
$avatar->width = $avatar->height = $size;
$avatar->url = $this->gravatar_url($user->email, $size);
return false;
}
} catch (NoSuchUserException $e) {
return true;
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}
}
return true;
}
function gravatar_url($email, $size)
{
$url = "https://secure.gravatar.com/avatar.php?gravatar_id=".
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md5(strtolower($email)).
"&default=".urlencode(Avatar::defaultImage($size)).
"&size=".$size;
return $url;
}
function onPluginVersion(array &$versions)
{
$versions[] = array('name' => 'Gravatar',
'version' => GNUSOCIAL_VERSION,
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'author' => 'Eric Helgeson, Evan Prodromou',
'homepage' => 'http://status.net/wiki/Plugin:Gravatar',
'rawdescription' =>
// TRANS: Plugin decsription.
_m('The Gravatar plugin allows users to use their <a href="http://www.gravatar.com/">Gravatar</a> with StatusNet.'));
return true;
}
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}