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-rw-r--r--lib/apiauth.php153
1 files changed, 84 insertions, 69 deletions
diff --git a/lib/apiauth.php b/lib/apiauth.php
index 927dcad6a..d441014ad 100644
--- a/lib/apiauth.php
+++ b/lib/apiauth.php
@@ -29,7 +29,7 @@
* @author mEDI <medi@milaro.net>
* @author Sarven Capadisli <csarven@status.net>
* @author Zach Copley <zach@status.net>
- * @copyright 2009 StatusNet, Inc.
+ * @copyright 2009-2010 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*/
@@ -53,9 +53,10 @@ require_once INSTALLDIR . '/lib/apioauth.php';
class ApiAuthAction extends ApiAction
{
- var $access_token;
- var $oauth_access_type;
- var $oauth_source;
+ var $auth_user_nickname = null;
+ var $auth_user_password = null;
+ var $access_token = null;
+ var $oauth_source = null;
/**
* Take arguments for running, and output basic auth header if needed
@@ -70,22 +71,40 @@ class ApiAuthAction extends ApiAction
{
parent::prepare($args);
- if ($this->requiresAuth()) {
+ $this->consumer_key = $this->arg('oauth_consumer_key');
+ $this->access_token = $this->arg('oauth_token');
- $this->consumer_key = $this->arg('oauth_consumer_key');
- $this->access_token = $this->arg('oauth_token');
+ // NOTE: $this->auth_user has to get set in prepare(), not handle(),
+ // because subclasses do stuff with it in their prepares.
+ if ($this->requiresAuth()) {
if (!empty($this->access_token)) {
$this->checkOAuthRequest();
} else {
- $this->checkBasicAuthUser();
+ $this->checkBasicAuthUser(true);
}
} else {
// Check to see if a basic auth user is there even
// if one's not required
- $this->checkBasicAuthUser(false);
+ if (empty($this->access_token)) {
+ $this->checkBasicAuthUser(false);
+ }
+ }
+
+ // Reject API calls with the wrong access level
+
+ if ($this->isReadOnly($args) == false) {
+
+ common_debug(get_class($this) . ' is not read-only!');
+
+ if ($this->access != self::READ_WRITE) {
+ $msg = _('API resource requires read-write access, ' .
+ 'but you only have read access.');
+ $this->clientError($msg, 401, $this->format);
+ exit;
+ }
}
return true;
@@ -98,8 +117,6 @@ class ApiAuthAction extends ApiAction
function checkOAuthRequest()
{
- common_debug("We have an OAuth request.");
-
$datastore = new ApiStatusNetOAuthDataStore();
$server = new OAuthServer($datastore);
$hmac_method = new OAuthSignatureMethod_HMAC_SHA1();
@@ -117,9 +134,10 @@ class ApiAuthAction extends ApiAction
if (empty($app)) {
- // this should really not happen
- common_log(LOG_WARN,
- "Couldn't find the OAuth app for consumer key: $this->consumer_key");
+ // this should probably not happen
+ common_log(LOG_WARNING,
+ 'Couldn\'t find the OAuth app for consumer key: ' .
+ $this->consumer_key);
throw new OAuthException('No application for that consumer key.');
}
@@ -131,20 +149,18 @@ class ApiAuthAction extends ApiAction
$appUser = Oauth_application_user::staticGet('token',
$this->access_token);
- // XXX: check that app->id and appUser->application_id and consumer all
+ // XXX: Check that app->id and appUser->application_id and consumer all
// match?
if (!empty($appUser)) {
- // read or read-write
- $this->oauth_access_type = $appUser->access_type;
-
// If access_type == 0 we have either a request token
// or a bad / revoked access token
- if ($this->oauth_access_type != 0) {
+ if ($appUser->access_type != 0) {
+
+ // Set the access level for the api call
- // Set the read or read-write access for the api call
$this->access = ($appUser->access_type & Oauth_application::$writeAccess)
? self::READ_WRITE : self::READ_ONLY;
@@ -154,38 +170,34 @@ class ApiAuthAction extends ApiAction
}
$msg = "API OAuth authentication for user '%s' (id: %d) on behalf of " .
- "application '%s' (id: %d).";
+ "application '%s' (id: %d) with %s access.";
common_log(LOG_INFO, sprintf($msg,
$this->auth_user->nickname,
$this->auth_user->id,
$app->name,
- $app->id));
- return true;
+ $app->id,
+ ($this->access = self::READ_WRITE) ?
+ 'read-write' : 'read-only'
+ ));
+ return;
} else {
throw new OAuthException('Bad access token.');
}
} else {
- // also should not happen
+ // Also should not happen
+
throw new OAuthException('No user for that token.');
- }
+ }
} catch (OAuthException $e) {
- common_log(LOG_WARN, 'API OAuthException - ' . $e->getMessage());
- common_debug(var_export($req, true));
- $this->showOAuthError($e->getMessage());
- exit();
+ common_log(LOG_WARNING, 'API OAuthException - ' . $e->getMessage());
+ $this->showAuthError();
+ exit;
}
}
- function showOAuthError($msg)
- {
- header('HTTP/1.1 401 Unauthorized');
- header('Content-Type: text/html; charset=utf-8');
- print $msg . "\n";
- }
-
/**
* Does this API resource require authentication?
*
@@ -210,43 +222,48 @@ class ApiAuthAction extends ApiAction
$realm = common_config('site', 'name') . ' API';
- if (!isset($this->auth_user) && $required) {
+ if (!isset($this->auth_user_nickname) && $required) {
header('WWW-Authenticate: Basic realm="' . $realm . '"');
// show error if the user clicks 'cancel'
- $this->showBasicAuthError();
+ $this->showAuthError();
exit;
- } else if (isset($this->auth_user)) {
- $nickname = $this->auth_user;
- $password = $this->auth_pw;
- $user = common_check_user($nickname, $password);
+ } else {
+
+ $user = common_check_user($this->auth_user_nickname,
+ $this->auth_user_password);
+
if (Event::handle('StartSetApiUser', array(&$user))) {
- $this->auth_user = $user;
- // By default, all basic auth users have read and write access
- $this->access = self::READ_WRITE;
+ if (!empty($user)) {
+ $this->auth_user = $user;
+ }
Event::handle('EndSetApiUser', array($user));
}
- if (empty($this->auth_user)) {
+ // By default, basic auth users have rw access
+
+ $this->access = self::READ_WRITE;
+
+ if (empty($this->auth_user) && $required) {
// basic authentication failed
list($proxy, $ip) = common_client_ip();
- common_log(
- LOG_WARNING,
- 'Failed API auth attempt, nickname = ' .
- "$nickname, proxy = $proxy, ip = $ip."
- );
- $this->showBasicAuthError();
+
+ $msg = sprintf(_('Failed API auth attempt, nickname = %1$s, ' .
+ 'proxy = %2$s, ip = %3$s'),
+ $this->auth_user_nickname,
+ $proxy,
+ $ip);
+ common_log(LOG_WARNING, $msg);
+ $this->showAuthError();
exit;
}
}
-
- return true;
}
/**
@@ -260,32 +277,30 @@ class ApiAuthAction extends ApiAction
{
if (isset($_SERVER['AUTHORIZATION'])
|| isset($_SERVER['HTTP_AUTHORIZATION'])
- ) {
- $authorization_header = isset($_SERVER['HTTP_AUTHORIZATION'])
- ? $_SERVER['HTTP_AUTHORIZATION'] : $_SERVER['AUTHORIZATION'];
+ ) {
+ $authorization_header = isset($_SERVER['HTTP_AUTHORIZATION'])
+ ? $_SERVER['HTTP_AUTHORIZATION'] : $_SERVER['AUTHORIZATION'];
}
if (isset($_SERVER['PHP_AUTH_USER'])) {
- $this->auth_user = $_SERVER['PHP_AUTH_USER'];
- $this->auth_pw = $_SERVER['PHP_AUTH_PW'];
+ $this->auth_user_nickname = $_SERVER['PHP_AUTH_USER'];
+ $this->auth_user_password = $_SERVER['PHP_AUTH_PW'];
} elseif (isset($authorization_header)
&& strstr(substr($authorization_header, 0, 5), 'Basic')) {
- // decode the HTTP_AUTHORIZATION header on php-cgi server self
+ // Decode the HTTP_AUTHORIZATION header on php-cgi server self
// on fcgid server the header name is AUTHORIZATION
$auth_hash = base64_decode(substr($authorization_header, 6));
- list($this->auth_user, $this->auth_pw) = explode(':', $auth_hash);
+ list($this->auth_user_nickname,
+ $this->auth_user_password) = explode(':', $auth_hash);
- // set all to null on a empty basic auth request
+ // Set all to null on a empty basic auth request
- if ($this->auth_user == "") {
- $this->auth_user = null;
- $this->auth_pw = null;
+ if (empty($this->auth_user_nickname)) {
+ $this->auth_user_nickname = null;
+ $this->auth_password = null;
}
- } else {
- $this->auth_user = null;
- $this->auth_pw = null;
}
}
@@ -296,7 +311,7 @@ class ApiAuthAction extends ApiAction
* @return void
*/
- function showBasicAuthError()
+ function showAuthError()
{
header('HTTP/1.1 401 Unauthorized');
$msg = 'Could not authenticate you.';
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-08-26 14:49:06 +0000