diff options
author | Craig Andrews <candrews@integralblue.com> | 2010-02-24 20:52:45 -0500 |
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committer | Craig Andrews <candrews@integralblue.com> | 2010-02-24 20:52:45 -0500 |
commit | c187bf55974347f7ddb4f28714af57861dce8f08 (patch) | |
tree | 4398b456d88ce79977959b25ba1a0f6fe0c1d77f /plugins/OStatus/lib/activity.php | |
parent | 20d6a7caed6636c28cc7b95c584549691dff4388 (diff) | |
parent | 8914b69d5055c1bc7d0604ee338ffdaf6b0a8606 (diff) |
Merge branch '0.9.x' into 1.0.x
Conflicts:
EVENTS.txt
db/statusnet.sql
lib/queuemanager.php
Diffstat (limited to 'plugins/OStatus/lib/activity.php')
-rw-r--r-- | plugins/OStatus/lib/activity.php | 393 |
1 files changed, 0 insertions, 393 deletions
diff --git a/plugins/OStatus/lib/activity.php b/plugins/OStatus/lib/activity.php deleted file mode 100644 index 048efda2c..000000000 --- a/plugins/OStatus/lib/activity.php +++ /dev/null @@ -1,393 +0,0 @@ -<?php -/** - * StatusNet, the distributed open-source microblogging tool - * - * An activity - * - * PHP version 5 - * - * LICENCE: 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/>. - * - * @category OStatus - * @package StatusNet - * @author Evan Prodromou <evan@status.net> - * @copyright 2010 StatusNet, Inc. - * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPLv3 - * @link http://status.net/ - */ - -if (!defined('STATUSNET')) { - exit(1); -} - -/** - * Utilities for turning DOMish things into Activityish things - * - * Some common functions that I didn't have the bandwidth to try to factor - * into some kind of reasonable superclass, so just dumped here. Might - * be useful to have an ActivityObject parent class or something. - * - * @category OStatus - * @package StatusNet - * @author Evan Prodromou <evan@status.net> - * @copyright 2010 StatusNet, Inc. - * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPLv3 - * @link http://status.net/ - */ - -class ActivityUtils -{ - const ATOM = 'http://www.w3.org/2005/Atom'; - - const LINK = 'link'; - const REL = 'rel'; - const TYPE = 'type'; - const HREF = 'href'; - - /** - * Get the permalink for an Activity object - * - * @param DOMElement $element A DOM element - * - * @return string related link, if any - */ - - static function getLink($element) - { - $links = $element->getElementsByTagnameNS(self::ATOM, self::LINK); - - foreach ($links as $link) { - - $rel = $link->getAttribute(self::REL); - $type = $link->getAttribute(self::TYPE); - - if ($rel == 'alternate' && $type == 'text/html') { - return $link->getAttribute(self::HREF); - } - } - - return null; - } -} - -/** - * A noun-ish thing in the activity universe - * - * The activity streams spec talks about activity objects, while also having - * a tag activity:object, which is in fact an activity object. Aaaaaah! - * - * This is just a thing in the activity universe. Can be the subject, object, - * or indirect object (target!) of an activity verb. Rotten name, and I'm - * propagating it. *sigh* - * - * @category OStatus - * @package StatusNet - * @author Evan Prodromou <evan@status.net> - * @copyright 2010 StatusNet, Inc. - * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPLv3 - * @link http://status.net/ - */ - -class ActivityObject -{ - const ARTICLE = 'http://activitystrea.ms/schema/1.0/article'; - const BLOGENTRY = 'http://activitystrea.ms/schema/1.0/blog-entry'; - const NOTE = 'http://activitystrea.ms/schema/1.0/note'; - const STATUS = 'http://activitystrea.ms/schema/1.0/status'; - const FILE = 'http://activitystrea.ms/schema/1.0/file'; - const PHOTO = 'http://activitystrea.ms/schema/1.0/photo'; - const ALBUM = 'http://activitystrea.ms/schema/1.0/photo-album'; - const PLAYLIST = 'http://activitystrea.ms/schema/1.0/playlist'; - const VIDEO = 'http://activitystrea.ms/schema/1.0/video'; - const AUDIO = 'http://activitystrea.ms/schema/1.0/audio'; - const BOOKMARK = 'http://activitystrea.ms/schema/1.0/bookmark'; - const PERSON = 'http://activitystrea.ms/schema/1.0/person'; - const GROUP = 'http://activitystrea.ms/schema/1.0/group'; - const PLACE = 'http://activitystrea.ms/schema/1.0/place'; - const COMMENT = 'http://activitystrea.ms/schema/1.0/comment'; - // ^^^^^^^^^^ tea! - - // Atom elements we snarf - - const TITLE = 'title'; - const SUMMARY = 'summary'; - const CONTENT = 'content'; - const ID = 'id'; - const SOURCE = 'source'; - - const NAME = 'name'; - const URI = 'uri'; - const EMAIL = 'email'; - - public $type; - public $id; - public $title; - public $summary; - public $content; - public $link; - public $source; - - /** - * Constructor - * - * This probably needs to be refactored - * to generate a local class (ActivityPerson, ActivityFile, ...) - * based on the object type. - * - * @param DOMElement $element DOM thing to turn into an Activity thing - */ - - function __construct($element) - { - $this->source = $element; - - if ($element->tagName == 'author') { - - $this->type = self::PERSON; // XXX: is this fair? - $this->title = $this->_childContent($element, self::NAME); - $this->id = $this->_childContent($element, self::URI); - - if (empty($this->id)) { - $email = $this->_childContent($element, self::EMAIL); - if (!empty($email)) { - // XXX: acct: ? - $this->id = 'mailto:'.$email; - } - } - - } else { - - $this->type = $this->_childContent($element, Activity::OBJECTTYPE, - Activity::SPEC); - - if (empty($this->type)) { - $this->type = ActivityObject::NOTE; - } - - $this->id = $this->_childContent($element, self::ID); - $this->title = $this->_childContent($element, self::TITLE); - $this->summary = $this->_childContent($element, self::SUMMARY); - $this->content = $this->_childContent($element, self::CONTENT); - $this->source = $this->_childContent($element, self::SOURCE); - - $this->link = ActivityUtils::getLink($element); - - // XXX: grab PoCo stuff - } - } - - /** - * Grab the text content of a DOM element child of the current element - * - * @param DOMElement $element Element whose children we examine - * @param string $tag Tag to look up - * @param string $namespace Namespace to use, defaults to Atom - * - * @return string content of the child - */ - - private function _childContent($element, $tag, $namespace=Activity::ATOM) - { - $els = $element->getElementsByTagnameNS($namespace, $tag); - - if (empty($els) || $els->length == 0) { - return null; - } else { - $el = $els->item(0); - return $el->textContent; - } - } -} - -/** - * Utility class to hold a bunch of constant defining default verb types - * - * @category OStatus - * @package StatusNet - * @author Evan Prodromou <evan@status.net> - * @copyright 2010 StatusNet, Inc. - * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPLv3 - * @link http://status.net/ - */ - -class ActivityVerb -{ - const POST = 'http://activitystrea.ms/schema/1.0/post'; - const SHARE = 'http://activitystrea.ms/schema/1.0/share'; - const SAVE = 'http://activitystrea.ms/schema/1.0/save'; - const FAVORITE = 'http://activitystrea.ms/schema/1.0/favorite'; - const PLAY = 'http://activitystrea.ms/schema/1.0/play'; - const FOLLOW = 'http://activitystrea.ms/schema/1.0/follow'; - const FRIEND = 'http://activitystrea.ms/schema/1.0/make-friend'; - const JOIN = 'http://activitystrea.ms/schema/1.0/join'; - const TAG = 'http://activitystrea.ms/schema/1.0/tag'; -} - -/** - * An activity in the ActivityStrea.ms world - * - * An activity is kind of like a sentence: someone did something - * to something else. - * - * 'someone' is the 'actor'; 'did something' is the verb; - * 'something else' is the object. - * - * @category OStatus - * @package StatusNet - * @author Evan Prodromou <evan@status.net> - * @copyright 2010 StatusNet, Inc. - * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPLv3 - * @link http://status.net/ - */ - -class Activity -{ - const SPEC = 'http://activitystrea.ms/spec/1.0/'; - const SCHEMA = 'http://activitystrea.ms/schema/1.0/'; - - const VERB = 'verb'; - const OBJECT = 'object'; - const ACTOR = 'actor'; - const SUBJECT = 'subject'; - const OBJECTTYPE = 'object-type'; - const CONTEXT = 'context'; - const TARGET = 'target'; - - const ATOM = 'http://www.w3.org/2005/Atom'; - - const AUTHOR = 'author'; - const PUBLISHED = 'published'; - const UPDATED = 'updated'; - - public $actor; // an ActivityObject - public $verb; // a string (the URL) - public $object; // an ActivityObject - public $target; // an ActivityObject - public $context; // an ActivityObject - public $time; // Time of the activity - public $link; // an ActivityObject - public $entry; // the source entry - public $feed; // the source feed - - /** - * Turns a regular old Atom <entry> into a magical activity - * - * @param DOMElement $entry Atom entry to poke at - * @param DOMElement $feed Atom feed, for context - */ - - function __construct($entry, $feed = null) - { - $this->entry = $entry; - $this->feed = $feed; - - $pubEl = $this->_child($entry, self::PUBLISHED, self::ATOM); - - if (!empty($pubEl)) { - $this->time = strtotime($pubEl->textContent); - } else { - // XXX technically an error; being liberal. Good idea...? - $updateEl = $this->_child($entry, self::UPDATED, self::ATOM); - if (!empty($updateEl)) { - $this->time = strtotime($updateEl->textContent); - } else { - $this->time = null; - } - } - - $this->link = ActivityUtils::getLink($entry); - - $verbEl = $this->_child($entry, self::VERB); - - if (!empty($verbEl)) { - $this->verb = trim($verbEl->textContent); - } else { - $this->verb = ActivityVerb::POST; - // XXX: do other implied stuff here - } - - $objectEl = $this->_child($entry, self::OBJECT); - - if (!empty($objectEl)) { - $this->object = new ActivityObject($objectEl); - } else { - $this->object = new ActivityObject($entry); - } - - $actorEl = $this->_child($entry, self::ACTOR); - - if (!empty($actorEl)) { - - $this->actor = new ActivityObject($actorEl); - - } else if (!empty($feed) && - $subjectEl = $this->_child($feed, self::SUBJECT)) { - - $this->actor = new ActivityObject($subjectEl); - - } else if ($authorEl = $this->_child($entry, self::AUTHOR, self::ATOM)) { - - $this->actor = new ActivityObject($authorEl); - - } else if (!empty($feed) && $authorEl = $this->_child($feed, self::AUTHOR, - self::ATOM)) { - - $this->actor = new ActivityObject($authorEl); - } - - $contextEl = $this->_child($entry, self::CONTEXT); - - if (!empty($contextEl)) { - $this->context = new ActivityObject($contextEl); - } - - $targetEl = $this->_child($entry, self::TARGET); - - if (!empty($targetEl)) { - $this->target = new ActivityObject($targetEl); - } - } - - /** - * Returns an Atom <entry> based on this activity - * - * @return DOMElement Atom entry - */ - - function toAtomEntry() - { - return null; - } - - /** - * Gets the first child element with the given tag - * - * @param DOMElement $element element to pick at - * @param string $tag tag to look for - * @param string $namespace Namespace to look under - * - * @return DOMElement found element or null - */ - - private function _child($element, $tag, $namespace=self::SPEC) - { - $els = $element->getElementsByTagnameNS($namespace, $tag); - - if (empty($els) || $els->length == 0) { - return null; - } else { - return $els->item(0); - } - } -}
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