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<?php
/**
*
* @package avatar
* @copyright (c) 2011 phpBB Group
* @license http://opensource.org/licenses/gpl-license.php GNU Public License
*
*/
/**
* @ignore
*/
if (!defined('IN_PHPBB'))
{
exit;
}
/**
* Handles avatars hosted at gravatar.com
* @package avatars
*/
// @todo: rename classes to phpbb_ext_foo_avatar_driver_foo and similar
class phpbb_avatar_driver_gravatar extends phpbb_avatar_driver
{
/**
* We'll need to create a different type of avatar for gravatar
*/
public $custom_html = true;
/**
* @inheritdoc
*/
public function get_data($row, $ignore_config = false)
{
// @todo: add allow_avatar_gravatar to database_update.php etc.
if ($ignore_config || $this->config['allow_avatar_gravatar'])
{
return array(
'src' => $row['avatar'],
'width' => $row['avatar_width'],
'height' => $row['avatar_height'],
);
}
else
{
return array(
'src' => '',
'width' => 0,
'height' => 0,
);
}
}
/**
* @inheritdoc
*/
public function get_custom_html($row, $ignore_config = false, $alt = '')
{
$html = '<img src="http://www.gravatar.com/avatar/' . md5(strtolower(trim($row['avatar']))) .
(($row['avatar_width'] || $row['avatar_height']) ? ('?s=' . max($row['avatar_width'], $row['avatar_height'])) : '') . '" ' .
($row['avatar_width'] ? ('width="' . $row['avatar_width'] . '" ') : '') .
($row['avatar_height'] ? ('height="' . $row['avatar_height'] . '" ') : '') .
'alt="' . ((!empty($user->lang[$alt])) ? $user->lang[$alt] : $alt) . '" />';
return $html;
}
/**
* @inheritdoc
*/
public function prepare_form($template, $row, &$error)
{
$template->assign_vars(array(
'AV_GRAVATAR_WIDTH' => (($row['avatar_type'] == $this->get_name() || $row['avatar_type'] == 'gravatar') && $row['avatar_width']) ? $row['avatar_width'] : $this->request->variable('av_gravatar_width', 0),
'AV_GRAVATAR_HEIGHT' => (($row['avatar_type'] == $this->get_name() || $row['avatar_type'] == 'gravatar') && $row['avatar_height']) ? $row['avatar_height'] : $this->request->variable('av_gravatar_width', 0),
'AV_GRAVATAR_EMAIL' => (($row['avatar_type'] == $this->get_name() || $row['avatar_type'] == 'gravatar') && $row['avatar']) ? $row['avatar'] : '',
));
return true;
}
/**
* @inheritdoc
*/
public function process_form($template, $row, &$error)
{
$email = $this->request->variable('av_gravatar_email', '');
$width = $this->request->variable('av_gravatar_width', 0);
$height = $this->request->variable('av_gravatar_height', 0);
require_once($this->phpbb_root_path . 'includes/functions_user' . $this->phpEx);
$error = array_merge($error, validate_data(array(
'email' => $email,
), array(
'email' => array(
array('string', false, 6, 60),
array('email')),
)));
if (!empty($error))
{
return false;
}
// Make sure getimagesize works...
if (function_exists('getimagesize'))
{
// build URL
// @todo: add https support
$url = 'http://www.gravatar.com/avatar/' . md5(strtolower(trim($email)));
if (($width <= 0 || $height <= 0) && (($image_data = @getimagesize($url)) === false))
{
$error[] = 'UNABLE_GET_IMAGE_SIZE';
return false;
}
if (!empty($image_data) && ($image_data[0] <= 0 || $image_data[1] <= 0))
{
$error[] = 'AVATAR_NO_SIZE';
return false;
}
$width = ($width && $height) ? $width : $image_data[0];
$height = ($width && $height) ? $height : $image_data[1];
}
if ($width <= 0 || $height <= 0)
{
$error[] = 'AVATAR_NO_SIZE';
return false;
}
return array(
'avatar' => $email,
'avatar_width' => $width,
'avatar_height' => $height,
);
}
}
|
