/**
* Looks up the avatar at Libravatar and returns the URL.
*
* @param $a array
* @param &$b array
*/
function libravatar_lookup($a, &$b)
{
$default_avatar = get_config('libravatar', 'default_img');
if (!$default_avatar) {
// if not set, look up if there was one from the gravatar addon
$default_avatar = get_config('gravatar', 'default_img');
// setting default avatar if nothing configured
if (!$default_avatar) {
$default_avatar = 'identicon';
}
// default image will be a random pattern
}
require_once 'Services/Libravatar.php';
$libravatar = new Services_Libravatar();
$libravatar->setSize($b['size']);
$libravatar->setDefault($default_avatar);
$avatar_url = $libravatar->getUrl($b['email']);
$b['url'] = $avatar_url;
$b['success'] = true;
}
function libravatar_url($email, $size)
{
global $config;
$defaultavatar = Avatar::defaultImage($size);
if (isset($config['Libravatar']) && isset($config['Libravatar']['nocheck']) && $config['Libravatar']['nocheck'] === true) {
include_once 'Services/Libravatar.php';
} else {
try {
if (function_exists('stream_resolve_include_path') && stream_resolve_include_path('Services/Libravatar.php')) {
include_once 'Services/Libravatar.php';
}
} catch (exception $e) {
return $defaultavatar;
}
}
if (!class_exists('Services_Libravatar')) {
return $defaultavatar;
}
$libravatar = new Services_Libravatar();
$libravatar->setSize($size)->setDefault(Avatar::defaultImage($size))->setHttps(true);
$url = $libravatar->getUrl($email);
return $url;
}
/**
* Generates the output for a <libravatar/> tag during parsing.
*
* @param string $content Content of the tag
* (between opening and closing tag)
* @param array $params Array of tag parameters.
* @param Parser $parser MediaWiki parser object
* @param PPFrame_DOM $frame Context data with e.g. template variables
*
* @return string HTML representation of the libravatar tag.
*
* @throws MWException In case Services_Libravatar is not available
*/
function mwLibravatarTagParse($content, $params, $parser, $frame)
{
include_once 'Services/Libravatar.php';
if (!class_exists('Services_Libravatar')) {
throw new MWException('Libravatar: Services_Libravatar not available');
}
$sla = new Services_Libravatar();
$sla->detectHttps();
$extra = '';
try {
// email attribute
if (isset($params['email'])) {
//all fine
} else {
if ($content != '') {
$params['email'] = trim($content);
} else {
throw new InvalidArgumentException('email attribute missing');
}
}
$params['email'] = $parser->recursiveTagParse($params['email'], $frame);
// size attribute
if (isset($params['size'])) {
$params['size'] = (int) $params['size'];
} else {
if (isset($GLOBALS['wgLibravatarSize'])) {
$params['size'] = (int) $GLOBALS['wgLibravatarSize'];
}
}
$params['size'] = $parser->recursiveTagParse($params['size'], $frame);
$sla->setSize($params['size']);
$extra .= sprintf(' width="%d" height="%d"', $params['size'], $params['size']);
// default attribute
if (isset($params['default'])) {
// ok
} else {
if (isset($GLOBALS['wgLibravatarDefault'])) {
$params['default'] = $GLOBALS['wgLibravatarDefault'];
}
}
if (isset($params['default'])) {
$params['default'] = $parser->recursiveTagParse($params['default'], $frame);
$sla->setDefault($params['default']);
}
// algorithm attribute
if (isset($params['algorithm'])) {
// ok
} else {
if (isset($GLOBALS['wgLibravatarAlgorithm'])) {
$params['algorithm'] = $GLOBALS['wgLibravatarAlgorithm'];
}
}
if (isset($params['algorithm'])) {
$params['algorithm'] = $parser->recursiveTagParse($params['algorithm'], $frame);
$sla->setAlgorithm($params['algorithm']);
}
} catch (Exception $e) {
return sprintf('<span style="color:red">%s</span>', 'Libravatar error: ' . htmlspecialchars($e->getMessage()));
}
if (isset($params['title'])) {
$extra .= sprintf(' title="%s"', htmlspecialchars($parser->recursiveTagParse($params['title'], $frame)));
}
if (isset($params['style'])) {
$extra .= sprintf(' style="%s"', htmlspecialchars($parser->recursiveTagParse($params['style'], $frame)));
}
return sprintf('<img src="%s" alt="%s" width="%s"%s/>', htmlspecialchars($sla->getUrl($params['email'])), htmlspecialchars('Avatar of ' . str_replace(array('@', '.'), array(' at ', ' dot '), $params['email'])), htmlspecialchars($params['size']), $extra);
}