377 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
		
		
			
		
	
	
			377 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
|   | <?php | ||
|  | /* | ||
|  |  * StatusNet - the distributed open-source microblogging tool | ||
|  |  * Copyright (C) 2010 StatusNet, 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/>. | ||
|  |  */ | ||
|  | 
 | ||
|  | define('INSTALLDIR', realpath(dirname(__FILE__) . '/..')); | ||
|  | 
 | ||
|  | $shortoptions = 'i:n:f:'; | ||
|  | $longoptions = array('id=', 'nickname=', 'file='); | ||
|  | 
 | ||
|  | $helptext = <<<END_OF_RESTOREUSER_HELP | ||
|  | restoreuser.php [options] | ||
|  | Restore a backed-up user file to the database. If | ||
|  | neither ID or name provided, will create a new user. | ||
|  | 
 | ||
|  |   -i --id       ID of user to export | ||
|  |   -n --nickname nickname of the user to export | ||
|  |   -f --file     file to read from (STDIN by default) | ||
|  | 
 | ||
|  | END_OF_RESTOREUSER_HELP; | ||
|  | 
 | ||
|  | require_once INSTALLDIR.'/scripts/commandline.inc'; | ||
|  | require_once INSTALLDIR.'/extlib/htmLawed/htmLawed.php'; | ||
|  | 
 | ||
|  | function getActivityStreamDocument() | ||
|  | { | ||
|  |     $filename = get_option_value('f', 'file'); | ||
|  | 
 | ||
|  |     if (empty($filename)) { | ||
|  |         show_help(); | ||
|  |         exit(1); | ||
|  |     } | ||
|  | 
 | ||
|  |     if (!file_exists($filename)) { | ||
|  |         throw new Exception("No such file '$filename'."); | ||
|  |     } | ||
|  | 
 | ||
|  |     if (!is_file($filename)) { | ||
|  |         throw new Exception("Not a regular file: '$filename'."); | ||
|  |     } | ||
|  | 
 | ||
|  |     if (!is_readable($filename)) { | ||
|  |         throw new Exception("File '$filename' not readable."); | ||
|  |     } | ||
|  | 
 | ||
|  |     printfv(_("Getting backup from file '$filename'.\n")); | ||
|  | 
 | ||
|  |     $xml = file_get_contents($filename); | ||
|  | 
 | ||
|  |     $dom = DOMDocument::loadXML($xml); | ||
|  | 
 | ||
|  |     if ($dom->documentElement->namespaceURI != Activity::ATOM || | ||
|  |         $dom->documentElement->localName != 'feed') { | ||
|  |         throw new Exception("'$filename' is not an Atom feed."); | ||
|  |     } | ||
|  | 
 | ||
|  |     return $dom; | ||
|  | } | ||
|  | 
 | ||
|  | function importActivityStream($user, $doc) | ||
|  | { | ||
|  |     $feed = $doc->documentElement; | ||
|  | 
 | ||
|  |     $subjectEl = ActivityUtils::child($feed, Activity::SUBJECT, Activity::SPEC); | ||
|  | 
 | ||
|  |     if (!empty($subjectEl)) { | ||
|  |         $subject = new ActivityObject($subjectEl); | ||
|  |         printfv(_("Backup file for user %s (%s)\n"), $subject->id, Ostatus_profile::getActivityObjectNickname($subject)); | ||
|  |     } else { | ||
|  |         throw new Exception("Feed doesn't have an <activity:subject> element."); | ||
|  |     } | ||
|  | 
 | ||
|  |     if (is_null($user)) { | ||
|  |         printfv(_("No user specified; using backup user.\n")); | ||
|  |         $user = userFromSubject($subject); | ||
|  |     } | ||
|  | 
 | ||
|  |     $entries = $feed->getElementsByTagNameNS(Activity::ATOM, 'entry'); | ||
|  | 
 | ||
|  |     printfv(_("%d entries in backup.\n"), $entries->length); | ||
|  | 
 | ||
|  |     for ($i = $entries->length - 1; $i >= 0; $i--) { | ||
|  |         try { | ||
|  |             $entry = $entries->item($i); | ||
|  | 
 | ||
|  |             $activity = new Activity($entry, $feed); | ||
|  | 
 | ||
|  |             switch ($activity->verb) { | ||
|  |             case ActivityVerb::FOLLOW: | ||
|  |                 subscribeProfile($user, $subject, $activity); | ||
|  |                 break; | ||
|  |             case ActivityVerb::JOIN: | ||
|  |                 joinGroup($user, $activity); | ||
|  |                 break; | ||
|  |             case ActivityVerb::POST: | ||
|  |                 postNote($user, $activity); | ||
|  |                 break; | ||
|  |             default: | ||
|  |                 throw new Exception("Unknown verb: {$activity->verb}"); | ||
|  |             } | ||
|  |         } catch (Exception $e) { | ||
|  |             print $e->getMessage()."\n"; | ||
|  |             continue; | ||
|  |         } | ||
|  |     } | ||
|  | } | ||
|  | 
 | ||
|  | function subscribeProfile($user, $subject, $activity) | ||
|  | { | ||
|  |     $profile = $user->getProfile(); | ||
|  | 
 | ||
|  |     if ($activity->objects[0]->id == $subject->id) { | ||
|  | 
 | ||
|  |         $other = $activity->actor; | ||
|  |         $otherUser = User::staticGet('uri', $other->id); | ||
|  | 
 | ||
|  |         if (!empty($otherUser)) { | ||
|  |             $otherProfile = $otherUser->getProfile(); | ||
|  |         } else { | ||
|  |             throw new Exception("Can't force remote user to subscribe."); | ||
|  |         } | ||
|  |         // XXX: don't do this for untrusted input!
 | ||
|  |         Subscription::start($otherProfile, $profile); | ||
|  | 
 | ||
|  |     } else if (empty($activity->actor) || $activity->actor->id == $subject->id) { | ||
|  | 
 | ||
|  |         $other = $activity->objects[0]; | ||
|  |         $otherUser = User::staticGet('uri', $other->id); | ||
|  | 
 | ||
|  |         if (!empty($otherUser)) { | ||
|  |             $otherProfile = $otherUser->getProfile(); | ||
|  |         } else { | ||
|  |             $oprofile = Ostatus_profile::ensureActivityObjectProfile($other); | ||
|  |             $otherProfile = $oprofile->localProfile(); | ||
|  |         } | ||
|  | 
 | ||
|  |         Subscription::start($profile, $otherProfile); | ||
|  |     } else { | ||
|  |         throw new Exception("This activity seems unrelated to our user."); | ||
|  |     } | ||
|  | } | ||
|  | 
 | ||
|  | function joinGroup($user, $activity) | ||
|  | { | ||
|  |     // XXX: check that actor == subject
 | ||
|  | 
 | ||
|  |     $uri = $activity->objects[0]->id; | ||
|  | 
 | ||
|  |     $group = User_group::staticGet('uri', $uri); | ||
|  | 
 | ||
|  |     if (empty($group)) { | ||
|  |         $oprofile = Ostatus_profile::ensureActivityObjectProfile($activity->objects[0]); | ||
|  |         if (!$oprofile->isGroup()) { | ||
|  |             throw new Exception("Remote profile is not a group!"); | ||
|  |         } | ||
|  |         $group = $oprofile->localGroup(); | ||
|  |     } | ||
|  | 
 | ||
|  |     assert(!empty($group)); | ||
|  | 
 | ||
|  |     if (Event::handle('StartJoinGroup', array($group, $user))) { | ||
|  |         Group_member::join($group->id, $user->id); | ||
|  |         Event::handle('EndJoinGroup', array($group, $user)); | ||
|  |     } | ||
|  | } | ||
|  | 
 | ||
|  | // XXX: largely cadged from Ostatus_profile::processNote()
 | ||
|  | 
 | ||
|  | function postNote($user, $activity) | ||
|  | { | ||
|  |     $note = $activity->objects[0]; | ||
|  | 
 | ||
|  |     $sourceUri = $note->id; | ||
|  | 
 | ||
|  |     $notice = Notice::staticGet('uri', $sourceUri); | ||
|  | 
 | ||
|  |     if (!empty($notice)) { | ||
|  |         // This is weird.
 | ||
|  |         $orig = clone($notice); | ||
|  |         $notice->profile_id = $user->id; | ||
|  |         $notice->update($orig); | ||
|  |         return; | ||
|  |     } | ||
|  | 
 | ||
|  |     // Use summary as fallback for content
 | ||
|  | 
 | ||
|  |     if (!empty($note->content)) { | ||
|  |         $sourceContent = $note->content; | ||
|  |     } else if (!empty($note->summary)) { | ||
|  |         $sourceContent = $note->summary; | ||
|  |     } else if (!empty($note->title)) { | ||
|  |         $sourceContent = $note->title; | ||
|  |     } else { | ||
|  |         // @fixme fetch from $sourceUrl?
 | ||
|  |         // @todo i18n FIXME: use sprintf and add i18n.
 | ||
|  |         throw new ClientException("No content for notice {$sourceUri}."); | ||
|  |     } | ||
|  | 
 | ||
|  |     // Get (safe!) HTML and text versions of the content
 | ||
|  | 
 | ||
|  |     $rendered = purify($sourceContent); | ||
|  |     $content = html_entity_decode(strip_tags($rendered)); | ||
|  | 
 | ||
|  |     $shortened = common_shorten_links($content); | ||
|  | 
 | ||
|  |     $options = array('is_local' => Notice::LOCAL_PUBLIC, | ||
|  |                      'uri' => $sourceUri, | ||
|  |                      'rendered' => $rendered, | ||
|  |                      'replies' => array(), | ||
|  |                      'groups' => array(), | ||
|  |                      'tags' => array(), | ||
|  |                      'urls' => array()); | ||
|  | 
 | ||
|  |     // Check for optional attributes...
 | ||
|  | 
 | ||
|  |     if (!empty($activity->time)) { | ||
|  |         $options['created'] = common_sql_date($activity->time); | ||
|  |     } | ||
|  | 
 | ||
|  |     if ($activity->context) { | ||
|  |         // Any individual or group attn: targets?
 | ||
|  | 
 | ||
|  |         list($options['groups'], $options['replies']) = filterAttention($activity->context->attention); | ||
|  | 
 | ||
|  |         // Maintain direct reply associations
 | ||
|  |         // @fixme what about conversation ID?
 | ||
|  |         if (!empty($activity->context->replyToID)) { | ||
|  |             $orig = Notice::staticGet('uri', | ||
|  |                                       $activity->context->replyToID); | ||
|  |             if (!empty($orig)) { | ||
|  |                 $options['reply_to'] = $orig->id; | ||
|  |             } | ||
|  |         } | ||
|  | 
 | ||
|  |         $location = $activity->context->location; | ||
|  | 
 | ||
|  |         if ($location) { | ||
|  |             $options['lat'] = $location->lat; | ||
|  |             $options['lon'] = $location->lon; | ||
|  |             if ($location->location_id) { | ||
|  |                 $options['location_ns'] = $location->location_ns; | ||
|  |                 $options['location_id'] = $location->location_id; | ||
|  |             } | ||
|  |         } | ||
|  |     } | ||
|  | 
 | ||
|  |     // Atom categories <-> hashtags
 | ||
|  | 
 | ||
|  |     foreach ($activity->categories as $cat) { | ||
|  |         if ($cat->term) { | ||
|  |             $term = common_canonical_tag($cat->term); | ||
|  |             if ($term) { | ||
|  |                 $options['tags'][] = $term; | ||
|  |             } | ||
|  |         } | ||
|  |     } | ||
|  | 
 | ||
|  |     // Atom enclosures -> attachment URLs
 | ||
|  |     foreach ($activity->enclosures as $href) { | ||
|  |         // @fixme save these locally or....?
 | ||
|  |         $options['urls'][] = $href; | ||
|  |     } | ||
|  | 
 | ||
|  |     $saved = Notice::saveNew($user->id, | ||
|  |                              $content, | ||
|  |                              'restore', // TODO: restore the actual source
 | ||
|  |                              $options); | ||
|  | 
 | ||
|  |     return $saved; | ||
|  | } | ||
|  | 
 | ||
|  | function filterAttention($attn) | ||
|  | { | ||
|  |     $groups = array(); | ||
|  |     $replies = array(); | ||
|  | 
 | ||
|  |     foreach (array_unique($attn) as $recipient) { | ||
|  | 
 | ||
|  |         // Is the recipient a local user?
 | ||
|  | 
 | ||
|  |         $user = User::staticGet('uri', $recipient); | ||
|  | 
 | ||
|  |         if ($user) { | ||
|  |             // @fixme sender verification, spam etc?
 | ||
|  |             $replies[] = $recipient; | ||
|  |             continue; | ||
|  |         } | ||
|  | 
 | ||
|  |         // Is the recipient a remote group?
 | ||
|  |         $oprofile = Ostatus_profile::ensureProfileURI($recipient); | ||
|  | 
 | ||
|  |         if ($oprofile) { | ||
|  |             if (!$oprofile->isGroup()) { | ||
|  |                 // may be canonicalized or something
 | ||
|  |                 $replies[] = $oprofile->uri; | ||
|  |             } | ||
|  |             continue; | ||
|  |         } | ||
|  | 
 | ||
|  |         // Is the recipient a local group?
 | ||
|  |         // @fixme uri on user_group isn't reliable yet
 | ||
|  |         // $group = User_group::staticGet('uri', $recipient);
 | ||
|  |         $id = OStatusPlugin::localGroupFromUrl($recipient); | ||
|  | 
 | ||
|  |         if ($id) { | ||
|  |             $group = User_group::staticGet('id', $id); | ||
|  |             if ($group) { | ||
|  |                 // Deliver to all members of this local group if allowed.
 | ||
|  |                 $profile = $sender->localProfile(); | ||
|  |                 if ($profile->isMember($group)) { | ||
|  |                     $groups[] = $group->id; | ||
|  |                 } else { | ||
|  |                     common_log(LOG_INFO, "Skipping reply to local group {$group->nickname} as sender {$profile->id} is not a member"); | ||
|  |                 } | ||
|  |                 continue; | ||
|  |             } else { | ||
|  |                 common_log(LOG_INFO, "Skipping reply to bogus group $recipient"); | ||
|  |             } | ||
|  |         } | ||
|  |     } | ||
|  | 
 | ||
|  |     return array($groups, $replies); | ||
|  | } | ||
|  | 
 | ||
|  | function userFromSubject($subject) | ||
|  | { | ||
|  |     $user = User::staticGet('uri', $subject->id); | ||
|  | 
 | ||
|  |     if (empty($user)) { | ||
|  |         $attrs = | ||
|  |           array('nickname' => Ostatus_profile::getActivityObjectNickname($subject), | ||
|  |                 'uri' => $subject->id); | ||
|  | 
 | ||
|  |         $user = User::register($attrs); | ||
|  |     } | ||
|  | 
 | ||
|  |     $profile = $user->getProfile(); | ||
|  |     Ostatus_profile::updateProfile($profile, $subject); | ||
|  | 
 | ||
|  |     // FIXME: Update avatar
 | ||
|  |     return $user; | ||
|  | } | ||
|  | 
 | ||
|  | function purify($content) | ||
|  | { | ||
|  |     $config = array('safe' => 1, | ||
|  |                     'deny_attribute' => 'id,style,on*'); | ||
|  |     return htmLawed($content, $config); | ||
|  | } | ||
|  | 
 | ||
|  | try { | ||
|  |     try { | ||
|  |         $user = getUser(); | ||
|  |     } catch (NoUserArgumentException $noae) { | ||
|  |         $user = null; | ||
|  |     } | ||
|  |     $doc  = getActivityStreamDocument(); | ||
|  |     importActivityStream($user, $doc); | ||
|  | } catch (Exception $e) { | ||
|  |     print $e->getMessage()."\n"; | ||
|  |     exit(1); | ||
|  | } |