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/phpbb/avatar/driver/ -> gravatar.php (source)

   1  <?php
   2  /**
   3  *
   4  * This file is part of the phpBB Forum Software package.
   5  *
   6  * @copyright (c) phpBB Limited <https://www.phpbb.com>
   7  * @license GNU General Public License, version 2 (GPL-2.0)
   8  *
   9  * For full copyright and license information, please see
  10  * the docs/CREDITS.txt file.
  11  *
  12  */
  13  
  14  namespace phpbb\avatar\driver;
  15  
  16  /**
  17  * Handles avatars hosted at gravatar.com
  18  */
  19  class gravatar extends \phpbb\avatar\driver\driver
  20  {
  21      /**
  22      * The URL for the gravatar service
  23      */
  24      const GRAVATAR_URL = '//secure.gravatar.com/avatar/';
  25  
  26      /**
  27      * {@inheritdoc}
  28      */
  29  	public function get_data($row)
  30      {
  31          return array(
  32              'src' => $row['avatar'],
  33              'width' => $row['avatar_width'],
  34              'height' => $row['avatar_height'],
  35          );
  36      }
  37  
  38      /**
  39      * {@inheritdoc}
  40      */
  41  	public function get_custom_html($user, $row, $alt = '')
  42      {
  43          return '<img src="' . $this->get_gravatar_url($row) . '" ' .
  44              ($row['avatar_width'] ? ('width="' . $row['avatar_width'] . '" ') : '') .
  45              ($row['avatar_height'] ? ('height="' . $row['avatar_height'] . '" ') : '') .
  46              'alt="' . ((!empty($user->lang[$alt])) ? $user->lang[$alt] : $alt) . '" />';
  47      }
  48  
  49      /**
  50      * {@inheritdoc}
  51      */
  52  	public function prepare_form($request, $template, $user, $row, &$error)
  53      {
  54          $template->assign_vars(array(
  55              'AVATAR_GRAVATAR_WIDTH' => (($row['avatar_type'] == $this->get_name() || $row['avatar_type'] == 'gravatar') && $row['avatar_width']) ? $row['avatar_width'] : $request->variable('avatar_gravatar_width', ''),
  56              'AVATAR_GRAVATAR_HEIGHT' => (($row['avatar_type'] == $this->get_name() || $row['avatar_type'] == 'gravatar') && $row['avatar_height']) ? $row['avatar_height'] : $request->variable('avatar_gravatar_width', ''),
  57              'AVATAR_GRAVATAR_EMAIL' => (($row['avatar_type'] == $this->get_name() || $row['avatar_type'] == 'gravatar') && $row['avatar']) ? $row['avatar'] : '',
  58          ));
  59  
  60          return true;
  61      }
  62  
  63      /**
  64      * {@inheritdoc}
  65      */
  66  	public function process_form($request, $template, $user, $row, &$error)
  67      {
  68          $row['avatar'] = $request->variable('avatar_gravatar_email', '');
  69          $row['avatar_width'] = $request->variable('avatar_gravatar_width', 0);
  70          $row['avatar_height'] = $request->variable('avatar_gravatar_height', 0);
  71  
  72          if (empty($row['avatar']))
  73          {
  74              return false;
  75          }
  76  
  77          if (!function_exists('validate_data'))
  78          {
  79              require($this->phpbb_root_path . 'includes/functions_user.' . $this->php_ext);
  80          }
  81  
  82          $validate_array = validate_data(
  83              array(
  84                  'email' => $row['avatar'],
  85              ),
  86              array(
  87                  'email' => array(
  88                      array('string', false, 6, 60),
  89                      array('email'),
  90                  ),
  91              )
  92          );
  93  
  94          $error = array_merge($error, $validate_array);
  95  
  96          if (!empty($error))
  97          {
  98              return false;
  99          }
 100  
 101          // Get image dimensions if they are not set
 102          if ($row['avatar_width'] <= 0 || $row['avatar_height'] <= 0)
 103          {
 104              /**
 105              * default to the minimum of the maximum allowed avatar size if the size
 106              * is not or only partially entered
 107              */
 108              $row['avatar_width'] = $row['avatar_height'] = min($this->config['avatar_max_width'], $this->config['avatar_max_height']);
 109              $url = $this->get_gravatar_url($row);
 110  
 111              if (($row['avatar_width'] <= 0 || $row['avatar_height'] <= 0) && (($image_data = $this->imagesize->getImageSize($url)) === false))
 112              {
 113                  $error[] = 'UNABLE_GET_IMAGE_SIZE';
 114                  return false;
 115              }
 116  
 117              if (!empty($image_data) && ($image_data['width'] <= 0 || $image_data['width'] <= 0))
 118              {
 119                  $error[] = 'AVATAR_NO_SIZE';
 120                  return false;
 121              }
 122  
 123              $row['avatar_width'] = ($row['avatar_width'] && $row['avatar_height']) ? $row['avatar_width'] : $image_data['width'];
 124              $row['avatar_height'] = ($row['avatar_width'] && $row['avatar_height']) ? $row['avatar_height'] : $image_data['height'];
 125          }
 126  
 127          if ($row['avatar_width'] <= 0 || $row['avatar_height'] <= 0)
 128          {
 129              $error[] = 'AVATAR_NO_SIZE';
 130              return false;
 131          }
 132  
 133          if ($this->config['avatar_max_width'] || $this->config['avatar_max_height'])
 134          {
 135              if ($row['avatar_width'] > $this->config['avatar_max_width'] || $row['avatar_height'] > $this->config['avatar_max_height'])
 136              {
 137                  $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'], $row['avatar_height']);
 138                  return false;
 139              }
 140          }
 141  
 142          if ($this->config['avatar_min_width'] || $this->config['avatar_min_height'])
 143          {
 144              if ($row['avatar_width'] < $this->config['avatar_min_width'] || $row['avatar_height'] < $this->config['avatar_min_height'])
 145              {
 146                  $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']);
 147                  return false;
 148              }
 149          }
 150  
 151          return array(
 152              'avatar' => $row['avatar'],
 153              'avatar_width' => $row['avatar_width'],
 154              'avatar_height' => $row['avatar_height'],
 155          );
 156      }
 157  
 158      /**
 159      * {@inheritdoc}
 160      */
 161  	public function get_template_name()
 162      {
 163          return 'ucp_avatar_options_gravatar.html';
 164      }
 165  
 166      /**
 167      * Build gravatar URL for output on page
 168      *
 169      * @param array $row User data or group data that has been cleaned with
 170      *        \phpbb\avatar\manager::clean_row
 171      * @return string Gravatar URL
 172      */
 173  	protected function get_gravatar_url($row)
 174      {
 175          global $phpbb_dispatcher;
 176  
 177          $url = self::GRAVATAR_URL;
 178          $url .=  md5(strtolower(trim($row['avatar'])));
 179  
 180          if ($row['avatar_width'] || $row['avatar_height'])
 181          {
 182              $url .= '?s=' . max($row['avatar_width'], $row['avatar_height']);
 183          }
 184  
 185          /**
 186          * Modify gravatar url
 187          *
 188          * @event core.get_gravatar_url_after
 189          * @var    string    row    User data or group data
 190          * @var    string    url    Gravatar URL
 191          * @since 3.1.7-RC1
 192          */
 193          $vars = array('row', 'url');
 194          extract($phpbb_dispatcher->trigger_event('core.get_gravatar_url_after', compact($vars)));
 195  
 196          return $url;
 197      }
 198  }


Generated: Sat Oct 26 11:28:42 2019 Cross-referenced by PHPXref 0.7.1