gnu-social/actions/api.php
zach cc55a45f4b Second shot at figuring out action dispatch for Twitter-compatible API
darcs-hash:20080714080741-ca946-1b2f8c026f433e27a30abc104ca2dba11b9b662e.gz
2008-07-14 04:07:41 -04:00

113 lines
3.3 KiB
PHP

<?php
/*
* Laconica - a distributed open-source microblogging tool
* Copyright (C) 2008, Controlez-Vous, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
if (!defined('LACONICA')) { exit(1); }
class ApiAction extends Action {
var $nickname;
var $content_type;
var $api_arg;
var $api_method;
var $api_action;
function handle($args) {
parent::handle($args);
$this->api_action = $this->arg('apiaction');
$method = $this->arg('method');
$argument = $this->arg('argument');
if (isset($argument)) {
$cmdext = explode('.', $argument);
$this->api_arg = $cmdext[0];
$this->api_method = $method;
$this->content_type = $cmdext[1];
} else {
#content type will be an extension on the method
$cmdext = explode('.', $method);
$this->api_method = $cmdext[0];
$this->content_type = $cmdext[1];
}
# common_debug("apiaction = $this->api_action, method = $this->api_method, argument = $this->api_arg, ctype = $this->content_type");
# XXX Maybe check to see if the command actually exists first?
if($this->requires_auth()) {
if (!isset($_SERVER['PHP_AUTH_USER'])) {
# This header makes basic auth go
header('WWW-Authenticate: Basic realm="Laconica API');
# if the user hits cancel -- bam!
common_show_basic_auth_error();
} else {
$nickname = $_SERVER['PHP_AUTH_USER'];
$password = $_SERVER['PHP_AUTH_PW'];
$user = common_check_user($nickname, $password);
if ($user) {
$this->nickname = $nickname;
$this->process_command();
} else {
# basic authentication failed
common_show_basic_auth_error();
}
}
} else {
$this->process_command();
}
}
function process_command() {
$action = "api$this->api_action";
$actionfile = INSTALLDIR."/actions/$action.php";
if (file_exists($actionfile)) {
require_once($actionfile);
$action_class = ucfirst($action)."Action";
$action_obj = new $action_class();
if (method_exists($action_obj, $this->api_method)) {
$apidata = array( 'content-type' => $this->content_type,
'api_method' => $this->api_method,
'api_arg' => $this->api_arg,
'nickanme' => $htis->nickanme);
call_user_func(array($action_obj, $this->api_method), $_REQUEST, $apidata);
# all API methods should exit()
}
}
common_user_error("API method not found!", $code=404);
}
# Whitelist of API methods that don't need authentication
function requires_auth() {
static $noauth = array( 'statuses/public_timeline',
'help/test',
'help/downtime_schedule');
if (in_array("$this->api_action/$this->api_method", $noauth)) {
return false;
}
return true;
}
}