Merge branch 'dev' into perms

include/security.php

@@ -82,6 +82,44 @@ function authenticate_success($user_record, $login_initial = false, $interactive
 	/* else just return */
 }
 
+function atoken_login($atoken) {
+	if(! $atoken)
+		return false;
+
+	$xchan = atoken_xchan($atoken);
+
+	$_SESSION['authenticated'] = 1;
+	$_SESSION['visitor_id'] = $xchan['xchan_hash'];
+	$_SESSION['atoken'] = $atoken['atoken_id'];
+
+	\App::set_observer($xchan);
+
+	return [ 'atoken' => true ];
+}
+
+
+function atoken_xchan($atoken) {
+
+	$c = channelx_by_n($atoken['atoken_uid']);
+	if($c) {
+		return [ 
+			'xchan_hash' =>  substr($c['channel_hash'],0,16) . '.' . $atoken['atoken_name'],
+			'xchan_name' => $atoken['atoken_name'],
+			'xchan_addr' => t('guest:') . $atoken['atoken_name'] . '@' . \App::get_hostname(),
+			'xchan_network' => 'unknown',
+			'xchan_hidden' => 1,
+			'xchan_photo_mimetype' => 'image/jpeg',
+			'xchan_photo_l' => get_default_profile_photo(300),
+			'xchan_photo_m' => get_default_profile_photo(80),
+			'xchan_photo_s' => get_default_profile_photo(48)
+	
+		];
+	}
+
+}
+
+
+
 /**
  * @brief Change to another channel with current logged-in account.
  *