X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=actions%2Fuserauthorization.php;h=1680191495506c043d0cdc98df116d708d0e90c5;hb=b4e649fe906a793cd5e62d6390065ea5d41c40db;hp=49f3c1b57db8e86837a8eb0af05c593af399bf84;hpb=67264e038ccc9a276b8e940d388585536db10c92;p=quix0rs-gnu-social.git diff --git a/actions/userauthorization.php b/actions/userauthorization.php index 49f3c1b57d..1680191495 100644 --- a/actions/userauthorization.php +++ b/actions/userauthorization.php @@ -19,79 +19,528 @@ if (!defined('LACONICA')) { exit(1); } -class UserauthorizationAction extends Action { - function handle($args) { - parent::handle($args); - - if ($_SERVER['REQUEST_METHOD'] == 'POST') { - $this->send_authorization(); - } else { - try { - common_debug('userauthorization.php - fetching request'); - $req = $this->get_request(); - if (!$req) { - common_server_error(_t('Cannot find request')); - } - common_debug('userauthorization.php - $req = "'.print_r($req,TRUE).'"'); - $server = common_oauth_server(); - common_debug('userauthorization.php - checking request version'); - $server->get_version($req); - common_debug('userauthorization.php - getting the consumer'); - $consumer = $server->get_consumer($req); - common_debug('userauthorization.php - $consumer = "'.print_r($consumer,TRUE).'"'); - $token = $server->get_token($req, $consumer, "request"); - common_debug('userauthorization.php - $token = "'.print_r($token,TRUE).'"'); - $server->check_signature($req, $consumer, $token); - } catch (OAuthException $e) { - $this->clear_request(); - common_server_error($e->getMessage()); - return; - } - - if (common_logged_in()) { - $this->show_form($req); - } else { - # Go log in, and then come back - common_set_returnto(common_local_url('userauthorization')); - common_redirect(common_local_url('login')); - } - } - } - - function store_request($req) { - common_ensure_session(); - $_SESSION['userauthorizationrequest'] = $req; - } - - function get_request() { - common_ensure_session(); - $req = $_SESSION['userauthorizationrequest']; - if (!$req) { - # XXX: may have an uncaught exception - $req = OAuthRequest::from_request(); - if ($req) { - $this->store_request($req); - } - } - return $req; - } - - function show_form($req) { - common_show_header(_t('Authorize subscription')); - - common_show_footer(); - } - - function send_authorization() { - $req = $this->get_request(); - - if (!$req) { - common_user_error(_t('No authorization request!')); - return; - } - - if ($this->boolean('authorize')) { - - } - } +require_once(INSTALLDIR.'/lib/omb.php'); +define('TIMESTAMP_THRESHOLD', 300); + +class UserauthorizationAction extends Action +{ + var $error; + var $params; + + function handle($args) + { + parent::handle($args); + + if ($_SERVER['REQUEST_METHOD'] == 'POST') { + # CSRF protection + $token = $this->trimmed('token'); + if (!$token || $token != common_session_token()) { + $params = $this->getStoredParams(); + $this->showForm($params, _('There was a problem with your session token. '. + 'Try again, please.')); + return; + } + # We've shown the form, now post user's choice + $this->sendAuthorization(); + } else { + if (!common_logged_in()) { + # Go log in, and then come back + common_set_returnto($_SERVER['REQUEST_URI']); + + common_redirect(common_local_url('login')); + return; + } + + try { + $this->validateRequest(); + $this->storeParams($_GET); + $this->showForm($_GET); + } catch (OAuthException $e) { + $this->clearParams(); + $this->clientError($e->getMessage()); + return; + } + + } + } + + function showForm($params, $error=null) + { + $this->params = $params; + $this->error = $error; + $this->showPage(); + } + + function title() + { + return _('Authorize subscription'); + } + + function showPageNotice() + { + $this->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 "Reject".')); + } + + function showContent() + { + $params = $this->params; + + $nickname = $params['omb_listenee_nickname']; + $profile = $params['omb_listenee_profile']; + $license = $params['omb_listenee_license']; + $fullname = $params['omb_listenee_fullname']; + $homepage = $params['omb_listenee_homepage']; + $bio = $params['omb_listenee_bio']; + $location = $params['omb_listenee_location']; + $avatar = $params['omb_listenee_avatar']; + + $this->elementStart('div', array('class' => 'profile')); + $this->elementStart('div', 'entity_profile vcard'); + $this->elementStart('a', array('href' => $profile, + 'class' => 'url')); + if ($avatar) { + $this->element('img', array('src' => $avatar, + 'class' => 'photo avatar', + 'width' => AVATAR_PROFILE_SIZE, + 'height' => AVATAR_PROFILE_SIZE, + 'alt' => $nickname)); + } + $hasFN = ($fullname !== '') ? 'nickname' : 'fn nickname'; + $this->elementStart('span', $hasFN); + $this->raw($nickname); + $this->elementEnd('span'); + $this->elementEnd('a'); + + if (!is_null($fullname)) { + $this->elementStart('dl', 'entity_fn'); + $this->elementStart('dd'); + $this->elementStart('span', 'fn'); + $this->raw($fullname); + $this->elementEnd('span'); + $this->elementEnd('dd'); + $this->elementEnd('dl'); + } + if (!is_null($location)) { + $this->elementStart('dl', 'entity_location'); + $this->element('dt', null, _('Location')); + $this->elementStart('dd', 'label'); + $this->raw($location); + $this->elementEnd('dd'); + $this->elementEnd('dl'); + } + + if (!is_null($homepage)) { + $this->elementStart('dl', 'entity_url'); + $this->element('dt', null, _('URL')); + $this->elementStart('dd'); + $this->elementStart('a', array('href' => $homepage, + 'class' => 'url')); + $this->raw($homepage); + $this->elementEnd('a'); + $this->elementEnd('dd'); + $this->elementEnd('dl'); + } + + if (!is_null($bio)) { + $this->elementStart('dl', 'entity_note'); + $this->element('dt', null, _('Note')); + $this->elementStart('dd', 'note'); + $this->raw($bio); + $this->elementEnd('dd'); + $this->elementEnd('dl'); + } + + if (!is_null($license)) { + $this->elementStart('dl', 'entity_license'); + $this->element('dt', null, _('License')); + $this->elementStart('dd', 'license'); + $this->element('a', array('href' => $license, + 'class' => 'license'), + $license); + $this->elementEnd('dd'); + $this->elementEnd('dl'); + } + $this->elementEnd('div'); + + $this->elementStart('div', 'entity_actions'); + $this->elementStart('ul'); + $this->elementStart('li', 'entity_subscribe'); + $this->elementStart('form', array('method' => 'post', + 'id' => 'userauthorization', + 'class' => 'form_user_authorization', + 'name' => 'userauthorization', + 'action' => common_local_url('userauthorization'))); + $this->hidden('token', common_session_token()); + + $this->submit('accept', _('Accept'), 'submit accept', null, _('Subscribe to this user')); + $this->submit('reject', _('Reject'), 'submit reject', null, _('Reject this subscription')); + $this->elementEnd('form'); + $this->elementEnd('li'); + $this->elementEnd('ul'); + $this->elementEnd('div'); + $this->elementEnd('div'); + } + + function sendAuthorization() + { + $params = $this->getStoredParams(); + + if (!$params) { + $this->clientError(_('No authorization request!')); + return; + } + + $callback = $params['oauth_callback']; + + if ($this->arg('accept')) { + if (!$this->authorizeToken($params)) { + $this->clientError(_('Error authorizing token')); + } + if (!$this->saveRemoteProfile($params)) { + $this->clientError(_('Error saving remote profile')); + } + if (!$callback) { + $this->showAcceptMessage($params['oauth_token']); + } else { + $newparams = array(); + $newparams['oauth_token'] = $params['oauth_token']; + $newparams['omb_version'] = OMB_VERSION_01; + $user = User::staticGet('uri', $params['omb_listener']); + $profile = $user->getProfile(); + if (!$profile) { + common_log_db_error($user, 'SELECT', __FILE__); + $this->serverError(_('User without matching profile')); + return; + } + $newparams['omb_listener_nickname'] = $user->nickname; + $newparams['omb_listener_profile'] = common_local_url('showstream', + array('nickname' => $user->nickname)); + if (!is_null($profile->fullname)) { + $newparams['omb_listener_fullname'] = $profile->fullname; + } + if (!is_null($profile->homepage)) { + $newparams['omb_listener_homepage'] = $profile->homepage; + } + if (!is_null($profile->bio)) { + $newparams['omb_listener_bio'] = $profile->bio; + } + if (!is_null($profile->location)) { + $newparams['omb_listener_location'] = $profile->location; + } + $avatar = $profile->getAvatar(AVATAR_PROFILE_SIZE); + if ($avatar) { + $newparams['omb_listener_avatar'] = $avatar->url; + } + $parts = array(); + foreach ($newparams as $k => $v) { + $parts[] = $k . '=' . OAuthUtil::urlencode_rfc3986($v); + } + $query_string = implode('&', $parts); + $parsed = parse_url($callback); + $url = $callback . (($parsed['query']) ? '&' : '?') . $query_string; + common_redirect($url, 303); + } + } else { + if (!$callback) { + $this->showRejectMessage(); + } else { + # XXX: not 100% sure how to signal failure... just redirect without token? + common_redirect($callback, 303); + } + } + } + + function authorizeToken(&$params) + { + $token_field = $params['oauth_token']; + $rt = new Token(); + $rt->tok = $token_field; + $rt->type = 0; + $rt->state = 0; + if ($rt->find(true)) { + $orig_rt = clone($rt); + $rt->state = 1; # Authorized but not used + if ($rt->update($orig_rt)) { + return true; + } + } + return false; + } + + # XXX: refactor with similar code in finishremotesubscribe.php + + function saveRemoteProfile(&$params) + { + # 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 + # weird state. + + $nickname = $params['omb_listenee_nickname']; + $fullname = $params['omb_listenee_fullname']; + $profile_url = $params['omb_listenee_profile']; + $homepage = $params['omb_listenee_homepage']; + $bio = $params['omb_listenee_bio']; + $location = $params['omb_listenee_location']; + $avatar_url = $params['omb_listenee_avatar']; + + $listenee = $params['omb_listenee']; + $remote = Remote_profile::staticGet('uri', $listenee); + + if ($remote) { + $exists = true; + $profile = Profile::staticGet($remote->id); + $orig_remote = clone($remote); + $orig_profile = clone($profile); + } else { + $exists = false; + $remote = new Remote_profile(); + $remote->uri = $listenee; + $profile = new Profile(); + } + + $profile->nickname = $nickname; + $profile->profileurl = $profile_url; + + if (!is_null($fullname)) { + $profile->fullname = $fullname; + } + if (!is_null($homepage)) { + $profile->homepage = $homepage; + } + if (!is_null($bio)) { + $profile->bio = $bio; + } + if (!is_null($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 = $id; + } + + if ($exists) { + if (!$remote->update($orig_remote)) { + return false; + } + } else { + $remote->created = DB_DataObject_Cast::dateTime(); # current time + if (!$remote->insert()) { + return false; + } + } + + if ($avatar_url) { + if (!$this->addAvatar($profile, $avatar_url)) { + return false; + } + } + + $user = common_current_user(); + + $sub = new Subscription(); + $sub->subscriber = $user->id; + $sub->subscribed = $remote->id; + $sub->token = $params['oauth_token']; # NOTE: request token, not valid for use! + $sub->created = DB_DataObject_Cast::dateTime(); # current time + + if (!$sub->insert()) { + return false; + } + + return true; + } + + function addAvatar($profile, $url) + { + $temp_filename = tempnam(sys_get_temp_dir(), 'listenee_avatar'); + copy($url, $temp_filename); + $imagefile = new ImageFile($profile->id, $temp_filename); + $filename = Avatar::filename($profile->id, + image_type_to_extension($imagefile->type), + null, + common_timestamp()); + rename($temp_filename, Avatar::path($filename)); + return $profile->setOriginal($filename); + } + + function showAcceptMessage($tok) + { + common_show_header(_('Subscription authorized')); + $this->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:')); + $this->element('blockquote', 'token', $tok); + common_show_footer(); + } + + function showRejectMessage($tok) + { + common_show_header(_('Subscription rejected')); + $this->element('p', null, + _('The subscription has been rejected, but no '. + 'callback URL was passed. Check with the site\'s instructions for '. + 'details on how to fully reject the subscription.')); + common_show_footer(); + } + + function storeParams($params) + { + common_ensure_session(); + $_SESSION['userauthorizationparams'] = $params; + } + + function clearParams() + { + common_ensure_session(); + unset($_SESSION['userauthorizationparams']); + } + + function getStoredParams() + { + common_ensure_session(); + $params = $_SESSION['userauthorizationparams']; + return $params; + } + + # Throws an OAuthException if anything goes wrong + + function validateRequest() + { + /* Find token. + TODO: If no token is passed the user should get a prompt to enter it + according to OAuth Core 1.0 */ + $t = new Token(); + $t->tok = $_GET['oauth_token']; + $t->type = 0; + if (!$t->find(true)) { + throw new OAuthException("Invalid request token: " . $_GET['oauth_token']); + } + + $this->validateOmb(); + return true; + } + + function validateOmb() + { + foreach (array('omb_version', 'omb_listener', 'omb_listenee', + 'omb_listenee_profile', 'omb_listenee_nickname', + 'omb_listenee_license') as $param) + { + if (!isset($_GET[$param]) || is_null($_GET[$param])) { + throw new OAuthException("Required parameter '$param' not found"); + } + } + # Now, OMB stuff + $version = $_GET['omb_version']; + if ($version != OMB_VERSION_01) { + throw new OAuthException("OpenMicroBlogging version '$version' not supported"); + } + $listener = $_GET['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 = $_GET['omb_listenee']; + if (!Validate::uri($listenee) && + !common_valid_tag($listenee)) { + throw new OAuthException("Listenee URI '$listenee' not a recognizable URI"); + } + if (strlen($listenee) > 255) { + throw new OAuthException("Listenee URI '$listenee' too long"); + } + + $other = User::staticGet('uri', $listenee); + if ($other) { + throw new OAuthException("Listenee URI '$listenee' is local user"); + } + + $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 = $_GET['omb_listenee_nickname']; + if (!Validate::string($nickname, array('min_length' => 1, + 'max_length' => 64, + 'format' => VALIDATE_NUM . VALIDATE_ALPHA_LOWER))) { + throw new OAuthException('Nickname must have only letters and numbers and no spaces.'); + } + $profile = $_GET['omb_listenee_profile']; + if (!common_valid_http_url($profile)) { + throw new OAuthException("Invalid profile URL '$profile'."); + } + + if ($profile == common_local_url('showstream', array('nickname' => $nickname))) { + throw new OAuthException("Profile URL '$profile' is for a local user."); + } + + $license = $_GET['omb_listenee_license']; + if (!common_valid_http_url($license)) { + throw new OAuthException("Invalid license URL '$license'."); + } + $site_license = common_config('license', 'url'); + if (!common_compatible_license($license, $site_license)) { + throw new OAuthException("Listenee stream license '$license' not compatible with site license '$site_license'."); + } + # optional stuff + $fullname = $_GET['omb_listenee_fullname']; + if ($fullname && mb_strlen($fullname) > 255) { + throw new OAuthException("Full name '$fullname' too long."); + } + $homepage = $_GET['omb_listenee_homepage']; + if ($homepage && (!common_valid_http_url($homepage) || mb_strlen($homepage) > 255)) { + throw new OAuthException("Invalid homepage '$homepage'"); + } + $bio = $_GET['omb_listenee_bio']; + if ($bio && mb_strlen($bio) > 140) { + throw new OAuthException("Bio too long '$bio'"); + } + $location = $_GET['omb_listenee_location']; + if ($location && mb_strlen($location) > 255) { + throw new OAuthException("Location too long '$location'"); + } + $avatar = $_GET['omb_listenee_avatar']; + if ($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 = $_GET['oauth_callback']; + if ($callback && !common_valid_http_url($callback)) { + throw new OAuthException("Invalid callback URL '$callback'"); + } + if ($callback && $callback == common_local_url('finishremotesubscribe')) { + throw new OAuthException("Callback URL '$callback' is for local site."); + } + } }