From 841981a38140b793b7e950a0d2e057c720816ccb Mon Sep 17 00:00:00 2001 From: James Walker Date: Tue, 9 Feb 2010 01:37:45 -0500 Subject: discovery piece - hand merged :P --- plugins/OStatus/actions/hostmeta.php | 42 ++++++ plugins/OStatus/actions/ostatusinit.php | 128 ++++++++++++++++++ plugins/OStatus/actions/ostatussub.php | 226 ++++++++++++++++++++++++++++++++ plugins/OStatus/actions/webfinger.php | 70 ++++++++++ 4 files changed, 466 insertions(+) create mode 100644 plugins/OStatus/actions/hostmeta.php create mode 100644 plugins/OStatus/actions/ostatusinit.php create mode 100644 plugins/OStatus/actions/ostatussub.php create mode 100644 plugins/OStatus/actions/webfinger.php (limited to 'plugins/OStatus/actions') diff --git a/plugins/OStatus/actions/hostmeta.php b/plugins/OStatus/actions/hostmeta.php new file mode 100644 index 000000000..850b8a0fe --- /dev/null +++ b/plugins/OStatus/actions/hostmeta.php @@ -0,0 +1,42 @@ +. + */ + +/** + * @package OStatusPlugin + * @maintainer James Walker + */ + +if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); } + +class HostMetaAction extends Action +{ + + function handle() + { + parent::handle(); + + $w = new Webfinger(); + + + $domain = common_config('site', 'server'); + $url = common_local_url('webfinger'); + $url.= '?uri={uri}'; + print $w->getHostMeta($domain, $url); + } +} diff --git a/plugins/OStatus/actions/ostatusinit.php b/plugins/OStatus/actions/ostatusinit.php new file mode 100644 index 000000000..bac2c4d43 --- /dev/null +++ b/plugins/OStatus/actions/ostatusinit.php @@ -0,0 +1,128 @@ +. + */ + +/** + * @package OStatusPlugin + * @maintainer James Walker + */ + +if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); } + + +class OStatusInitAction extends Action +{ + + var $nickname; + var $acct; + var $err; + + function prepare($args) + { + parent::prepare($args); + + if (common_logged_in()) { + $this->clientError(_('You can use the local subscription!')); + return false; + } + + $this->nickname = $this->trimmed('nickname'); + $this->acct = $this->trimmed('acct'); + + return true; + } + + function handle($args) + { + parent::handle($args); + + if ($_SERVER['REQUEST_METHOD'] == 'POST') { + /* Use a session token for CSRF protection. */ + $token = $this->trimmed('token'); + if (!$token || $token != common_session_token()) { + $this->showForm(_('There was a problem with your session token. '. + 'Try again, please.')); + return; + } + $this->ostatusConnect(); + } else { + $this->showForm(); + } + } + + function showForm($err = null) + { + $this->err = $err; + $this->showPage(); + + } + + function showContent() + { + $this->elementStart('form', array('id' => 'form_ostatus_connect', + 'method' => 'post', + 'class' => 'form_settings', + 'action' => common_local_url('ostatusinit'))); + $this->elementStart('fieldset'); + $this->element('legend', _('Subscribe to a remote user')); + $this->hidden('token', common_session_token()); + + $this->elementStart('ul', 'form_data'); + $this->elementStart('li'); + $this->input('nickname', _('User nickname'), $this->nickname, + _('Nickname of the user you want to follow')); + $this->elementEnd('li'); + $this->elementStart('li'); + $this->input('acct', _('Profile Account'), $this->acct, + _('Your account id (i.e. user@identi.ca)')); + $this->elementEnd('li'); + $this->elementEnd('ul'); + $this->submit('submit', _('Subscribe')); + $this->elementEnd('fieldset'); + $this->elementEnd('form'); + } + + function ostatusConnect() + { + $w = new Webfinger; + + $result = $w->lookup($this->acct); + foreach ($result->links as $link) { + if ($link['rel'] == 'http://ostatus.org/schema/1.0/subscribe') { + // We found a URL - let's redirect! + + $user = User::staticGet('nickname', $this->nickname); + + $feed_url = common_local_url('ApiTimelineUser', + array('id' => $user->id, + 'format' => 'atom')); + $url = $w->applyTemplate($link['template'], $feed_url); + + common_redirect($url, 303); + } + + } + + } + + function title() + { + return _('OStatus Connect'); + } + +} \ No newline at end of file diff --git a/plugins/OStatus/actions/ostatussub.php b/plugins/OStatus/actions/ostatussub.php new file mode 100644 index 000000000..ffc4ae8df --- /dev/null +++ b/plugins/OStatus/actions/ostatussub.php @@ -0,0 +1,226 @@ +. + */ + +/** + * @package OStatusPlugin + * @maintainer James Walker + */ + +if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); } + +class OStatusSubAction extends Action +{ + + protected $feedurl; + + function title() + { + return _m("OStatus Subscribe"); + } + + function handle($args) + { + if ($this->validateFeed()) { + $this->showForm(); + } + + return true; + + } + + function showForm($err = null) + { + $this->err = $err; + $this->showPage(); + } + + + function showContent() + { + $user = common_current_user(); + + $profile = $user->getProfile(); + + $fuser = null; + + $flink = Foreign_link::getByUserID($user->id, FEEDSUB_SERVICE); + + if (!empty($flink)) { + $fuser = $flink->getForeignUser(); + } + + $this->elementStart('form', array('method' => 'post', + 'id' => 'form_settings_feedsub', + 'class' => 'form_settings', + 'action' => + common_local_url('feedsubsettings'))); + + $this->hidden('token', common_session_token()); + + $this->elementStart('fieldset', array('id' => 'settings_feeds')); + + $this->elementStart('ul', 'form_data'); + $this->elementStart('li', array('id' => 'settings_twitter_login_button')); + $this->input('feedurl', _('Feed URL'), $this->feedurl, _('Enter the URL of a PubSubHubbub-enabled feed')); + $this->elementEnd('li'); + $this->elementEnd('ul'); + + $this->submit('subscribe', _m('Subscribe')); + + $this->elementEnd('fieldset'); + + $this->elementEnd('form'); + + $this->previewFeed(); + } + + /** + * Handle posts to this form + * + * Based on the button that was pressed, muxes out to other functions + * to do the actual task requested. + * + * All sub-functions reload the form with a message -- success or failure. + * + * @return void + */ + + function handlePost() + { + // CSRF protection + $token = $this->trimmed('token'); + if (!$token || $token != common_session_token()) { + $this->showForm(_('There was a problem with your session token. '. + 'Try again, please.')); + return; + } + + if ($this->arg('subscribe')) { + $this->saveFeed(); + } else { + $this->showForm(_('Unexpected form submission.')); + } + } + + + /** + * Set up and add a feed + * + * @return boolean true if feed successfully read + * Sends you back to input form if not. + */ + function validateFeed() + { + $feedurl = $this->trimmed('feed'); + + if ($feedurl == '') { + $this->showForm(_m('Empty feed URL!')); + return; + } + $this->feedurl = $feedurl; + + // Get the canonical feed URI and check it + try { + $discover = new FeedDiscovery(); + $uri = $discover->discoverFromURL($feedurl); + } catch (FeedSubBadURLException $e) { + $this->showForm(_m('Invalid URL or could not reach server.')); + return false; + } catch (FeedSubBadResponseException $e) { + $this->showForm(_m('Cannot read feed; server returned error.')); + return false; + } catch (FeedSubEmptyException $e) { + $this->showForm(_m('Cannot read feed; server returned an empty page.')); + return false; + } catch (FeedSubBadHTMLException $e) { + $this->showForm(_m('Bad HTML, could not find feed link.')); + return false; + } catch (FeedSubNoFeedException $e) { + $this->showForm(_m('Could not find a feed linked from this URL.')); + return false; + } catch (FeedSubUnrecognizedTypeException $e) { + $this->showForm(_m('Not a recognized feed type.')); + return false; + } catch (FeedSubException $e) { + // Any new ones we forgot about + $this->showForm(_m('Bad feed URL.')); + return false; + } + + $this->munger = $discover->feedMunger(); + $this->feedinfo = $this->munger->feedInfo(); + + if ($this->feedinfo->huburi == '') { + $this->showForm(_m('Feed is not PuSH-enabled; cannot subscribe.')); + return false; + } + + return true; + } + + function saveFeed() + { + if ($this->validateFeed()) { + $this->preview = true; + $this->feedinfo = Feedinfo::ensureProfile($this->munger); + + // If not already in use, subscribe to updates via the hub + if ($this->feedinfo->sub_start) { + common_log(LOG_INFO, __METHOD__ . ": double the fun! new sub for {$this->feedinfo->feeduri} last subbed {$this->feedinfo->sub_start}"); + } else { + $ok = $this->feedinfo->subscribe(); + common_log(LOG_INFO, __METHOD__ . ": sub was $ok"); + if (!$ok) { + $this->showForm(_m('Feed subscription failed! Bad response from hub.')); + return; + } + } + + // And subscribe the current user to the local profile + $user = common_current_user(); + $profile = $this->feedinfo->getProfile(); + + if ($user->isSubscribed($profile)) { + $this->showForm(_m('Already subscribed!')); + } elseif ($user->subscribeTo($profile)) { + $this->showForm(_m('Feed subscribed!')); + } else { + $this->showForm(_m('Feed subscription failed!')); + } + } + } + + + function previewFeed() + { + $feedinfo = $this->munger->feedinfo(); + $notice = $this->munger->notice(0, true); // preview + + if ($notice) { + $this->element('b', null, 'Preview of latest post from this feed:'); + + $item = new NoticeList($notice, $this); + $item->show(); + } else { + $this->element('b', null, 'No posts in this feed yet.'); + } + } + + +} \ No newline at end of file diff --git a/plugins/OStatus/actions/webfinger.php b/plugins/OStatus/actions/webfinger.php new file mode 100644 index 000000000..ec2dddd53 --- /dev/null +++ b/plugins/OStatus/actions/webfinger.php @@ -0,0 +1,70 @@ +. + */ + +/** + * @package OStatusPlugin + * @maintainer James Walker + */ + +if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); } + +class WebfingerAction extends Action +{ + + public $uri; + + function prepare($args) + { + parent::prepare($args); + + $this->uri = $this->trimmed('uri'); + + return true; + } + + function handle() + { + $acct = Webfinger::normalize($this->uri); + + $xrd = new XRD(); + + list($nick, $domain) = explode('@', urldecode($acct)); + $nick = common_canonical_nickname($nick); + + $this->user = User::staticGet('nickname', $nick); + if (!$this->user) { + $this->clientError(_('No such user.'), 404); + return false; + } + + $xrd->subject = $this->uri; + $xrd->alias[] = common_profile_url($nick); + $xrd->links[] = array('rel' => 'http://webfinger.net/rel/profile-page', + 'type' => 'text/html', + 'href' => common_profile_url($nick)); + // TODO - finalize where the redirect should go on the publisher + $url = common_local_url('ostatussub') . '?feed={uri}'; + $xrd->links[] = array('rel' => 'http://ostatus.org/schema/1.0/subscribe', + 'template' => $url ); + + header('Content-type: text/xml'); + print $xrd->toXML(); + } + +} -- cgit v1.2.3-54-g00ecf