* @license GNU General Public License, version 2 (GPL-2.0) * * For full copyright and license information, please see * the docs/CREDITS.txt file. * */ namespace phpbb\avatar\driver; /** * Handles avatars hosted at gravatar.com */ class gravatar extends \phpbb\avatar\driver\driver { /** * The URL for the gravatar service */ const GRAVATAR_URL = '//secure.gravatar.com/avatar/'; /** * {@inheritdoc} */ public function get_data($row) { return array( 'src' => $row['avatar'], 'width' => $row['avatar_width'], 'height' => $row['avatar_height'], ); } /** * {@inheritdoc} */ public function get_custom_html($user, $row, $alt = '') { return ''; } /** * {@inheritdoc} */ public function prepare_form($request, $template, $user, $row, &$error) { $template->assign_vars(array( 'AVATAR_GRAVATAR_WIDTH' => (($row['avatar_type'] == $this->get_name() || $row['avatar_type'] == 'gravatar') && $row['avatar_width']) ? $row['avatar_width'] : $request->variable('avatar_gravatar_width', 0), 'AVATAR_GRAVATAR_HEIGHT' => (($row['avatar_type'] == $this->get_name() || $row['avatar_type'] == 'gravatar') && $row['avatar_height']) ? $row['avatar_height'] : $request->variable('avatar_gravatar_width', 0), 'AVATAR_GRAVATAR_EMAIL' => (($row['avatar_type'] == $this->get_name() || $row['avatar_type'] == 'gravatar') && $row['avatar']) ? $row['avatar'] : '', )); return true; } /** * {@inheritdoc} */ public function process_form($request, $template, $user, $row, &$error) { $row['avatar'] = $request->variable('avatar_gravatar_email', ''); $row['avatar_width'] = $request->variable('avatar_gravatar_width', 0); $row['avatar_height'] = $request->variable('avatar_gravatar_height', 0); if (empty($row['avatar'])) { return false; } if (!function_exists('validate_data')) { require($this->phpbb_root_path . 'includes/functions_user.' . $this->php_ext); } $validate_array = validate_data( array( 'email' => $row['avatar'], ), array( 'email' => array( array('string', false, 6, 60), array('email'), ), ) ); $error = array_merge($error, $validate_array); if (!empty($error)) { return false; } // Make sure getimagesize works... if (function_exists('getimagesize') && ($row['avatar_width'] <= 0 || $row['avatar_height'] <= 0)) { /** * default to the minimum of the maximum allowed avatar size if the size * is not or only partially entered */ $row['avatar_width'] = $row['avatar_height'] = min($this->config['avatar_max_width'], $this->config['avatar_max_height']); $url = $this->get_gravatar_url($row); if (($row['avatar_width'] <= 0 || $row['avatar_height'] <= 0) && (($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; } $row['avatar_width'] = ($row['avatar_width'] && $row['avatar_height']) ? $row['avatar_width'] : $image_data[0]; $row['avatar_height'] = ($row['avatar_width'] && $row['avatar_height']) ? $row['avatar_height'] : $image_data[1]; } if ($row['avatar_width'] <= 0 || $row['avatar_height'] <= 0) { $error[] = 'AVATAR_NO_SIZE'; return false; } if ($this->config['avatar_max_width'] || $this->config['avatar_max_height']) { if ($row['avatar_width'] > $this->config['avatar_max_width'] || $row['avatar_height'] > $this->config['avatar_max_height']) { $error[] = array('AVATAR_WRONG_SIZE', $this->config['avatar_min_width'], $this->config['avatar_min_height'], $this->config['avatar_max_width'], $this->config['avatar_max_height'], $row['avatar_width'], $row['avatar_height']); return false; } } if ($this->config['avatar_min_width'] || $this->config['avatar_min_height']) { if ($row['avatar_width'] < $this->config['avatar_min_width'] || $row['avatar_height'] < $this->config['avatar_min_height']) { $error[] = array('AVATAR_WRONG_SIZE', $this->config['avatar_min_width'], $this->config['avatar_min_height'], $this->config['avatar_max_width'], $this->config['avatar_max_height'], $row['avatar_width'], $row['avatar_height']); return false; } } return array( 'avatar' => $row['avatar'], 'avatar_width' => $row['avatar_width'], 'avatar_height' => $row['avatar_height'], ); } /** * {@inheritdoc} */ public function get_template_name() { return 'ucp_avatar_options_gravatar.html'; } /** * Build gravatar URL for output on page * * @param array $row User data or group data that has been cleaned with * \phpbb\avatar\manager::clean_row * @return string Gravatar URL */ protected function get_gravatar_url($row) { $url = self::GRAVATAR_URL; $url .= md5(strtolower(trim($row['avatar']))); if ($row['avatar_width'] || $row['avatar_height']) { $url .= '?s=' . max($row['avatar_width'], $row['avatar_height']); } return $url; } }