define('TIMESTAMP_THRESHOLD', 300);
class UserauthorizationAction extends Action {
+
function handle($args) {
parent::handle($args);
-
+
if ($_SERVER['REQUEST_METHOD'] == 'POST') {
+ # CSRF protection
+ $token = $this->trimmed('token');
+ if (!$token || $token != common_session_token()) {
+ $req = $this->get_stored_request();
+ $this->show_form(_('There was a problem with your session token. Try again, please.'), $req);
+ return;
+ }
# We've shown the form, now post user's choice
$this->send_authorization();
} else {
+ if (!common_logged_in()) {
+ # Go log in, and then come back
+ common_debug('saving URL for returnto', __FILE__);
+ $argsclone = $_GET;
+ unset($argsclone['action']);
+ common_set_returnto(common_local_url('userauthorization', $argsclone));
+ common_debug('redirecting to login', __FILE__);
+ common_redirect(common_local_url('login'));
+ return;
+ }
try {
- common_debug('userauthorization.php - fetching request');
- # We get called after login if we have a stored request
- $req = $this->get_stored_request();
+ # this must be a new request
+ common_debug('getting new request', __FILE__);
+ $req = $this->get_new_request();
if (!$req) {
- # this must be a new request
- common_debug('userauthorization.php - getting new request');
- $req = $this->get_new_request();
- if (!$req) {
- common_server_error(_t('No request found!'));
- }
- common_debug('userauthorization.php - validating request');
- # XXX: only validate new requests, since nonce is one-time use
- $this->validate_request($req);
+ $this->client_error(_('No request found!'));
}
+ common_debug('validating request', __FILE__);
+ # XXX: only validate new requests, since nonce is one-time use
+ $this->validate_request($req);
+ common_debug('showing form', __FILE__);
+ $this->store_request($req);
+ $this->show_form($req);
} catch (OAuthException $e) {
$this->clear_request();
- common_server_error($e->getMessage());
+ $this->client_error($e->getMessage());
return;
}
-
- if (common_logged_in()) {
- common_debug('userauthorization.php - showing form');
- $this->show_form($req);
- } else {
- common_debug('userauthorization.php - storing request in session');
- # Go log in, and then come back
- $this->store_request($req);
- common_debug('userauthorization.php - saving URL for returnto');
- common_set_returnto(common_local_url('userauthorization'));
- common_debug('userauthorization.php - redirecting to login');
- common_redirect(common_local_url('login'));
- }
+
}
}
$bio = $req->get_parameter('omb_listenee_bio');
$location = $req->get_parameter('omb_listenee_location');
$avatar = $req->get_parameter('omb_listenee_avatar');
-
- common_show_header(_t('Authorize subscription'));
- common_element('p', _t('Please check these details to make sure '.
- 'that you want to subscribe to this user\'s notices. '.
- 'If you didn\'t just ask to subscribe to someone\'s notices, '.
- 'click "Cancel".'));
+
+ common_show_header(_('Authorize subscription'));
+ common_element('p', NULL, _('Please check these details to make sure '.
+ 'that you want to subscribe to this user\'s notices. '.
+ 'If you didn\'t just ask to subscribe to someone\'s notices, '.
+ 'click "Cancel".'));
common_element_start('div', 'profile');
if ($avatar) {
common_element('img', array('src' => $avatar,
$license);
common_element_end('div');
common_element_end('div');
- common_element_start('form', array('method' => 'POST',
+ common_element_start('form', array('method' => 'post',
'id' => 'userauthorization',
'name' => 'userauthorization',
'action' => common_local_url('userauthorization')));
- common_submit('accept', _t('Accept'));
- common_submit('reject', _t('Reject'));
+ common_hidden('token', common_session_token());
+ common_submit('accept', _('Accept'));
+ common_submit('reject', _('Reject'));
common_element_end('form');
common_show_footer();
}
-
+
function send_authorization() {
$req = $this->get_stored_request();
-
+
if (!$req) {
- common_user_error(_t('No authorization request!'));
+ common_user_error(_('No authorization request!'));
return;
}
$callback = $req->get_parameter('oauth_callback');
if ($this->arg('accept')) {
- $this->authorize_token($req);
- $this->save_remote_profile($req);
+ if (!$this->authorize_token($req)) {
+ $this->client_error(_('Error authorizing token'));
+ }
+ if (!$this->save_remote_profile($req)) {
+ $this->client_error(_('Error saving remote profile'));
+ }
if (!$callback) {
$this->show_accept_message($req->get_parameter('oauth_token'));
} else {
}
function authorize_token(&$req) {
- $consumer_key = @$req->get_parameter('oauth_consumer_key');
- $token_field = @$req->get_parameter('oauth_token');
+ $consumer_key = $req->get_parameter('oauth_consumer_key');
+ $token_field = $req->get_parameter('oauth_token');
+ common_debug('consumer key = "'.$consumer_key.'"', __FILE__);
+ common_debug('token field = "'.$token_field.'"', __FILE__);
$rt = new Token();
$rt->consumer_key = $consumer_key;
$rt->tok = $token_field;
- if ($rt->find(TRUE)) {
+ $rt->type = 0;
+ $rt->state = 0;
+ common_debug('request token to look up: "'.print_r($rt,TRUE).'"');
+ if ($rt->find(true)) {
+ common_debug('found request token to authorize', __FILE__);
$orig_rt = clone($rt);
$rt->state = 1; # Authorized but not used
if ($rt->update($orig_rt)) {
+ common_debug('updated request token so it is authorized', __FILE__);
return true;
}
}
}
# XXX: refactor with similar code in finishremotesubscribe.php
-
+
function save_remote_profile(&$req) {
# FIXME: we should really do this when the consumer comes
- # back for an access token. If they never do, we've got stuff in a
+ # back for an access token. If they never do, we've got stuff in a
# weird state.
-
+
+ $nickname = $req->get_parameter('omb_listenee_nickname');
$fullname = $req->get_parameter('omb_listenee_fullname');
- $profile_url = $req->get_parameter('omb_listenee_profile');
+ $profile_url = $req->get_parameter('omb_listenee_profile');
$homepage = $req->get_parameter('omb_listenee_homepage');
$bio = $req->get_parameter('omb_listenee_bio');
$location = $req->get_parameter('omb_listenee_location');
$avatar_url = $req->get_parameter('omb_listenee_avatar');
-
+
$listenee = $req->get_parameter('omb_listenee');
$remote = Remote_profile::staticGet('uri', $listenee);
-
+
if ($remote) {
$exists = true;
$profile = Profile::staticGet($remote->id);
} else {
$exists = false;
$remote = new Remote_profile();
- $remote->uri = $omb['listener'];
+ $remote->uri = $listenee;
$profile = new Profile();
}
$profile->nickname = $nickname;
$profile->profileurl = $profile_url;
-
+
if ($fullname) {
$profile->fullname = $fullname;
}
if ($location) {
$profile->location = $location;
}
-
+
if ($exists) {
$profile->update($orig_profile);
} else {
$profile->created = DB_DataObject_Cast::dateTime(); # current time
$id = $profile->insert();
+ if (!$id) {
+ return FALSE;
+ }
$remote->id = $id;
}
- if ($avatar_url) {
- $this->add_avatar($avatar_url);
- }
-
if ($exists) {
- $remote->update($orig_remote);
+ if (!$remote->update($orig_remote)) {
+ return FALSE;
+ }
} else {
$remote->created = DB_DataObject_Cast::dateTime(); # current time
- $remote->insert();
+ if (!$remote->insert()) {
+ return FALSE;
+ }
+ }
+
+ if ($avatar_url) {
+ if (!$this->add_avatar($profile, $avatar_url)) {
+ return FALSE;
+ }
}
$user = common_current_user();
$sub->subscribed = $remote->id;
$sub->token = $token->key; # NOTE: request token, not valid for use!
$sub->created = DB_DataObject_Cast::dateTime(); # current time
-
+
if (!$sub->insert()) {
- common_user_error(_t('Couldn\'t insert new subscription.'));
- return;
+ return FALSE;
}
+
+ return TRUE;
}
-
+
+ function add_avatar($profile, $url) {
+ $temp_filename = tempnam(sys_get_temp_dir(), 'listenee_avatar');
+ copy($url, $temp_filename);
+ return $profile->setOriginal($temp_filename);
+ }
+
function show_accept_message($tok) {
- common_show_header(_t('Subscription authorized'));
- common_element('p', NULL,
- _t('The subscription has been authorized, but no '.
+ common_show_header(_('Subscription authorized'));
+ common_element('p', NULL,
+ _('The subscription has been authorized, but no '.
'callback URL was passed. Check with the site\'s instructions for '.
'details on how to authorize the subscription. Your subscription token is:'));
common_element('blockquote', 'token', $tok);
}
function show_reject_message($tok) {
- common_show_header(_t('Subscription rejected'));
- common_element('p', NULL,
- _t('The subscription has been rejected, but no '.
+ common_show_header(_('Subscription rejected'));
+ common_element('p', NULL,
+ _('The subscription has been rejected, but no '.
'callback URL was passed. Check with the site\'s instructions for '.
'details on how to fully reject the subscription.'));
common_show_footer();
}
-
+
function store_request($req) {
common_ensure_session();
$_SESSION['userauthorizationrequest'] = $req;
}
-
+
function clear_request() {
common_ensure_session();
unset($_SESSION['userauthorizationrequest']);
}
-
+
function get_stored_request() {
- common_ensure_session();
+ common_ensure_session();
$req = $_SESSION['userauthorizationrequest'];
return $req;
}
$req = OAuthRequest::from_request();
return $req;
}
-
+
# Throws an OAuthException if anything goes wrong
-
+
function validate_request(&$req) {
# OAuth stuff -- have to copy from OAuth.php since they're
# all private methods, and there's no user-authentication method
common_debug('checking version', __FILE__);
$this->check_version($req);
- common_debug('getting datastore', __FILE__);
+ common_debug('getting datastore', __FILE__);
$datastore = omb_oauth_datastore();
common_debug('getting consumer', __FILE__);
$consumer = $this->get_consumer($datastore, $req);
- common_debug('getting token', __FILE__);
+ common_debug('getting token', __FILE__);
$token = $this->get_token($datastore, $req, $consumer);
common_debug('checking timestamp', __FILE__);
$this->check_timestamp($req);
- common_debug('checking nonce', __FILE__);
+ common_debug('checking nonce', __FILE__);
$this->check_nonce($datastore, $req, $consumer, $token);
common_debug('checking signature', __FILE__);
$this->check_signature($req, $consumer, $token);
- common_debug('validating omb stuff', __FILE__);
+ common_debug('validating omb stuff', __FILE__);
$this->validate_omb($req);
- common_debug('done validating', __FILE__);
+ common_debug('done validating', __FILE__);
return true;
}
if ($version != OMB_VERSION_01) {
throw new OAuthException("OpenMicroBlogging version '$version' not supported");
}
- $user = User::staticGet('uri', $req->get_parameter('omb_listener'));
+ $listener = $req->get_parameter('omb_listener');
+ $user = User::staticGet('uri', $listener);
if (!$user) {
throw new OAuthException("Listener URI '$listener' not found here");
}
+ $cur = common_current_user();
+ if ($cur->id != $user->id) {
+ throw new OAuthException("Can't add for another user!");
+ }
$listenee = $req->get_parameter('omb_listenee');
if (!Validate::uri($listenee) &&
!common_valid_tag($listenee)) {
if (strlen($listenee) > 255) {
throw new OAuthException("Listenee URI '$listenee' too long");
}
+ $remote = Remote_profile::staticGet('uri', $listenee);
+ if ($remote) {
+ $sub = new Subscription();
+ $sub->subscriber = $user->id;
+ $sub->subscribed = $remote->id;
+ if ($sub->find(TRUE)) {
+ throw new OAuthException("Already subscribed to user!");
+ }
+ }
$nickname = $req->get_parameter('omb_listenee_nickname');
if (!Validate::string($nickname, array('min_length' => 1,
'max_length' => 64,
throw new OAuthException("Location too long '$location'");
}
$avatar = $req->get_parameter('omb_listenee_avatar');
- if ($avatar && (!common_valid_http_url($avatar) || strlen($avatar) > 255)) {
- throw new OAuthException("Invalid avatar '$avatar'");
+ if ($avatar) {
+ if (!common_valid_http_url($avatar) || strlen($avatar) > 255) {
+ throw new OAuthException("Invalid avatar URL '$avatar'");
+ }
+ $size = @getimagesize($avatar);
+ if (!$size) {
+ throw new OAuthException("Can't read avatar URL '$avatar'");
+ }
+ if ($size[0] != AVATAR_PROFILE_SIZE || $size[1] != AVATAR_PROFILE_SIZE) {
+ throw new OAuthException("Wrong size image at '$avatar'");
+ }
+ if (!in_array($size[2], array(IMAGETYPE_GIF, IMAGETYPE_JPEG,
+ IMAGETYPE_PNG))) {
+ throw new OAuthException("Wrong image type for '$avatar'");
+ }
}
$callback = $req->get_parameter('oauth_callback');
if ($callback && !common_valid_http_url($callback)) {
throw new OAuthException("Invalid callback URL '$callback'");
}
}
-
+
# Snagged from OAuthServer
-
+
function check_version(&$req) {
$version = $req->get_parameter("oauth_version");
if (!$version) {
}
# Snagged from OAuthServer
-
+
function get_consumer($datastore, $req) {
$consumer_key = @$req->get_parameter("oauth_consumer_key");
if (!$consumer_key) {
throw new OAuthException("Invalid consumer key");
}
-
+
$consumer = $datastore->lookup_consumer($consumer_key);
if (!$consumer) {
throw new OAuthException("Invalid consumer");
}
# Mostly cadged from OAuthServer
-
+
function get_token($datastore, &$req, $consumer) {/*{{{*/
$token_field = @$req->get_parameter('oauth_token');
$token = $datastore->lookup_token($consumer, 'request', $token_field);
}
return $token;
}
-
+
function check_timestamp(&$req) {
$timestamp = @$req->get_parameter('oauth_timestamp');
$now = time();
}
return true;
}
-
+
function check_signature(&$req, $consumer, $token) {
$signature_method = $this->get_signature_method($req);
- $signature = $req->get_parameter('oauth_signature');
- $valid_sig = $signature_method->check_signature($req,
- $consumer,
- $token,
+ $signature = $req->get_parameter('oauth_signature');
+ $valid_sig = $signature_method->check_signature($req,
+ $consumer,
+ $token,
$signature);
if (!$valid_sig) {
throw new OAuthException("Invalid signature");
}
}
-
+
function get_signature_method(&$req) {
$signature_method = @$req->get_parameter("oauth_signature_method");
if (!$signature_method) {