*/ /** * Installs the plugin hook */ function gravatar_install() { register_hook('avatar_lookup', 'addon/gravatar/gravatar.php', 'gravatar_lookup'); logger("installed gravatar"); } /** * Removes the plugin hook */ function gravatar_uninstall() { unregister_hook('avatar_lookup', 'addon/gravatar/gravatar.php', 'gravatar_lookup'); logger("uninstalled gravatar"); } /** * Looks up the avatar at gravatar.com and returns the URL. * * @param $a array * @param &$b array */ function gravatar_lookup($a, &$b) { $default_avatar = get_config('gravatar', 'default_img'); $rating = get_config('gravatar', 'rating'); // setting default value if nothing configured if(! $default_avatar) $default_avatar = 'identicon'; // pseudo-random geometric pattern based on email hash if(! $rating) $rating = 'g'; // suitable for display on all websites with any audience type $hash = md5(trim(strtolower($b['email']))); $url = 'http://www.gravatar.com/avatar/' .$hash .'.jpg'; $url .= '?s=' .$b['size'] .'&r=' .$rating; if ($default_avatar != "gravatar") $url .= '&d=' .$default_avatar; $b['url'] = $url; } /** * Display admin settings for this addon */ function gravatar_plugin_admin (&$a, &$o) { $t = file_get_contents( dirname(__file__)."/admin.tpl"); $default_avatar = get_config('gravatar', 'default_img'); $rating = get_config('gravatar', 'rating'); // set default values for first configuration if(! $default_avatar) $default_avatar = 'identicon'; // pseudo-random geometric pattern based on email hash if(! $rating) $rating = 'g'; // suitable for display on all websites with any audience type // Available options for the select boxes $default_avatars = array( 'gravatar' => 'Gravatar', 'mm' => 'MM', 'identicon' => 'Identicon', 'monsterid' => 'Monsterid', 'wavatar' => 'Wavatar', 'retro' => 'Retro' ); $ratings = array( 'g' => 'g', 'pg' => 'pg', 'r' => 'r', 'x' => 'x' ); $o = ''; $o .= replace_macros( $t, array( '$submit' => t('Submit'), '$default_avatar' => array('avatar', t('Default avatar image'), $default_avatar, t('Select default avatar image if none was found at Gravatar. See README'), $default_avatars), '$rating' => array('rating', t('Rating of images'), $rating, t('Select the appropriate avatar rating for your site. See README'), $ratings), )); } /** * Save admin settings */ function gravatar_plugin_admin_post (&$a) { check_form_security_token('gravatarsave'); $default_avatar = ((x($_POST, 'avatar')) ? notags(trim($_POST['avatar'])) : 'identicon'); $rating = ((x($_POST, 'rating')) ? notags(trim($_POST['rating'])) : 'g'); set_config('gravatar', 'default_img', $default_avatar); set_config('gravatar', 'rating', $rating); info( t('Gravatar settings updated.') .EOL); } ?>