lib_gravatar.js.php

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<?php
/* Copyright (C) 2017  Laurent Destailleur <eldy@users.sourceforge.net>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <https://www.gnu.org/licenses/>.
 * or see https://www.gnu.org/
 */
 
//if (! defined('NOREQUIREUSER')) define('NOREQUIREUSER', '1'); // Not disabled cause need to load personalized language
//if (! defined('NOREQUIREDB'))   define('NOREQUIREDB', '1');
if (!defined('NOREQUIRESOC')) {
  define('NOREQUIRESOC', '1');
}
//if (! defined('NOREQUIRETRAN')) define('NOREQUIRETRAN', '1'); // Not disabled cause need to do translations
if (!defined('NOCSRFCHECK')) {
  define('NOCSRFCHECK', 1);
}
if (!defined('NOTOKENRENEWAL')) {
  define('NOTOKENRENEWAL', 1);
}
if (!defined('NOLOGIN')) {
  define('NOLOGIN', 1);
}
if (!defined('NOREQUIREMENU')) {
  define('NOREQUIREMENU', 1);
}
if (!defined('NOREQUIREHTML')) {
  define('NOREQUIREHTML', 1);
}
if (!defined('NOREQUIREAJAX')) {
  define('NOREQUIREAJAX', '1');
}
 
session_cache_limiter('public');
 
require_once '../../main.inc.php';
 
// Define javascript type
top_httphead('text/javascript; charset=UTF-8');
// Important: Following code is to avoid page request by browser and PHP CPU at each Dolibarr page access.
if (empty($dolibarr_nocache)) {
  header('Cache-Control: max-age=10800, public, must-revalidate');
} else {
  header('Cache-Control: no-cache');
}
 
?>
 
function get_avatar_from_service(service, userid, size) {
  // this return the url that redirects to the according user image/avatar/profile picture
  // implemented services: google profiles, facebook, gravatar, twitter, tumblr, default fallback
  // for google   use get_avatar_from_service('google', profile-name or user-id , size-in-px )
  // for facebook use get_avatar_from_service('facebook', vanity url or user-id , size-in-px or size-as-word )
  // for gravatar use get_avatar_from_service('gravatar', md5 hash email@adress, size-in-px )
  // for twitter  use get_avatar_from_service('twitter', username, size-in-px or size-as-word )
  // for tumblr   use get_avatar_from_service('tumblr', blog-url, size-in-px )
  // everything else will go to the fallback
  // google and gravatar scale the avatar to any site, others will guided to the next best version
  var url = '';
 
  switch (service) {
 
  case "google":
    // see http://googlesystem.blogspot.com/2011/03/unedited-google-profile-pictures.html (couldn't find a better link)
    // available sizes: all, google rescales for you
    url = "http://profiles.google.com/s2/photos/profile/" + userid + "?sz=" + size;
    break;
 
  case "facebook":
    // see https://developers.facebook.com/docs/reference/api/
    // available sizes: square (50x50), small (50xH) , normal (100xH), large (200xH)
    var sizeparam = '';
    if (isNumberOrNot(size)) {
      if (size >= 200) {
        sizeparam = 'large'
      }
      if (size >= 100 && size < 200) {
        sizeparam = 'normal'
      }
      if (size >= 50 && size < 100) {
        sizeparam = 'small'
      }
      if (size < 50) {
        sizeparam = 'square'
      }
    } else {
      sizeparam = size;
    }
    url = "https://graph.facebook.com/" + userid + "/picture?type=" + sizeparam;
    break;
 
  case "gravatar":
    // see http://en.gravatar.com/site/implement/images/
    // available sizes: all, gravatar rescales for you
    url = "http://www.gravatar.com/avatar/" + userid + "?s=" + size
    break;
 
  case "twitter":
    // see https://dev.twitter.com/docs/api/1/get/users/profile_image/%3Ascreen_name
    // available sizes: bigger (73x73), normal (48x48), mini (24x24), no param will give you full size
    var sizeparam = '';
    if (isNumberOrNot(size)) {
      if (size >= 73) {
        sizeparam = 'bigger'
      }
      if (size >= 48 && size < 73) {
        sizeparam = 'normal'
      }
      if (size < 48) {
        sizeparam = 'mini'
      }
    } else {
      sizeparam = size;
    }
 
    url = "http://api.twitter.com/1/users/profile_image?screen_name=" + userid + "&size=" + sizeparam;
    break;
 
  case "tumblr":
    // see http://www.tumblr.com/docs/en/api/v2#blog-avatar
    //TODO do something smarter with the ranges
    // available sizes: 16, 24, 30, 40, 48, 64, 96, 128, 512
    var sizeparam = '';
    if (size >= 512) {
      sizeparam = 512
    }
    if (size >= 128 && size < 512) {
      sizeparam = 128
    }
    if (size >= 96 && size < 128) {
      sizeparam = 96
    }
    if (size >= 64 && size < 96) {
      sizeparam = 64
    }
    if (size >= 48 && size < 64) {
      sizeparam = 48
    }
    if (size >= 40 && size < 48) {
      sizeparam = 40
    }
    if (size >= 30 && size < 40) {
      sizeparam = 30
    }
    if (size >= 24 && size < 30) {
      sizeparam = 24
    }
    if (size < 24) {
      sizeparam = 16
    }
 
    url = "http://api.tumblr.com/v2/blog/" + userid + "/avatar/" + sizeparam;
    break;
 
  default:
    // http://www.iconfinder.com/icondetails/23741/128/avatar_devil_evil_green_monster_vampire_icon
    // find your own
    url = "http://i.imgur.com/RLiDK.png"; // 48x48
  }
 
 
  return url;
}
 
 
// helper methods
 
function isNumberOrNot(n) {
  // see http://stackoverflow.com/questions/18082/validate-numbers-in-javascript-isnumeric
  return !isNaN(parseFloat(n)) && isFinite(n);
}
 
// End of lib_gravatar.js.php