forked from GNUsocial/gnu-social
546 lines
16 KiB
PHP
546 lines
16 KiB
PHP
<?php
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/**
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* StatusNet - the distributed open-source microblogging tool
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* Copyright (C) 2010, StatusNet, Inc.
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*
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* A plugin to enable social-bookmarking functionality
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*
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* PHP version 5
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* @category SocialBookmark
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @copyright 2010 StatusNet, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
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* @link http://status.net/
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*/
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if (!defined('STATUSNET')) {
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exit(1);
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}
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require_once INSTALLDIR.'/plugins/Bookmark/bookmarknoticelistitemadapter.php';
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/**
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* Bookmark plugin main class
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*
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* @category Bookmark
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* @package StatusNet
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* @author Brion Vibber <brionv@status.net>
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* @author Evan Prodromou <evan@status.net>
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* @copyright 2010 StatusNet, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
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* @link http://status.net/
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*/
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class BookmarkPlugin extends MicroAppPlugin
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{
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const VERSION = '0.1';
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const IMPORTDELICIOUS = 'BookmarkPlugin:IMPORTDELICIOUS';
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/**
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* Authorization for importing delicious bookmarks
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*
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* By default, everyone can import bookmarks except silenced people.
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*
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* @param Profile $profile Person whose rights to check
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* @param string $right Right to check; const value
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* @param boolean &$result Result of the check, writeable
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*
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* @return boolean hook value
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*/
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function onUserRightsCheck($profile, $right, &$result)
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{
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if ($right == self::IMPORTDELICIOUS) {
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$result = !$profile->isSilenced();
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return false;
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}
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return true;
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}
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/**
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* Database schema setup
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*
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* @see Schema
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* @see ColumnDef
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*
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* @return boolean hook value; true means continue processing, false means stop.
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*/
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function onCheckSchema()
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{
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$schema = Schema::get();
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// For storing user-submitted flags on profiles
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$schema->ensureTable('bookmark',
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array(new ColumnDef('id',
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'char',
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36,
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false,
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'PRI'),
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new ColumnDef('profile_id',
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'integer',
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null,
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false,
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'MUL'),
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new ColumnDef('url',
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'varchar',
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255,
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false,
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'MUL'),
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new ColumnDef('title',
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'varchar',
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255),
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new ColumnDef('description',
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'text'),
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new ColumnDef('uri',
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'varchar',
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255,
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false,
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'UNI'),
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new ColumnDef('created',
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'datetime',
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null,
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false,
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'MUL')));
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return true;
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}
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/**
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* Show the CSS necessary for this plugin
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*
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* @param Action $action the action being run
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*
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* @return boolean hook value
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*/
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function onEndShowStyles($action)
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{
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$action->cssLink($this->path('bookmark.css'));
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return true;
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}
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function onEndShowScripts($action)
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{
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$action->script($this->path('js/bookmark.js'));
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return true;
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}
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/**
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* Load related modules when needed
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*
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* @param string $cls Name of the class to be loaded
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*
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* @return boolean hook value; true means continue processing, false means stop.
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*/
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function onAutoload($cls)
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{
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$dir = dirname(__FILE__);
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switch ($cls)
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{
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case 'ShowbookmarkAction':
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case 'NewbookmarkAction':
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case 'BookmarkpopupAction':
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case 'NoticebyurlAction':
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case 'BookmarkforurlAction':
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case 'ImportdeliciousAction':
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include_once $dir . '/' . strtolower(mb_substr($cls, 0, -6)) . '.php';
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return false;
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case 'Bookmark':
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include_once $dir.'/'.$cls.'.php';
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return false;
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case 'BookmarkForm':
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case 'InitialBookmarkForm':
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case 'DeliciousBackupImporter':
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case 'DeliciousBookmarkImporter':
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case 'BookmarkNoticeListItemAdapter':
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include_once $dir.'/'.strtolower($cls).'.php';
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return false;
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default:
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return true;
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}
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}
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/**
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* Map URLs to actions
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*
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* @param Net_URL_Mapper $m path-to-action mapper
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*
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* @return boolean hook value; true means continue processing, false means stop.
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*/
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function onRouterInitialized($m)
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{
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$m->connect('main/bookmark/new',
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array('action' => 'newbookmark'),
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array('id' => '[0-9]+'));
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$m->connect('main/bookmark/popup',
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array('action' => 'bookmarkpopup'));
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$m->connect('main/bookmark/import',
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array('action' => 'importdelicious'));
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$m->connect('main/bookmark/forurl',
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array('action' => 'bookmarkforurl'));
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$m->connect('bookmark/:id',
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array('action' => 'showbookmark'),
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array('id' => '[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}'));
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$m->connect('notice/by-url/:id',
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array('action' => 'noticebyurl'),
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array('id' => '[0-9]+'));
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return true;
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}
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/**
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* Add our two queue handlers to the queue manager
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*
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* @param QueueManager $qm current queue manager
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*
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* @return boolean hook value
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*/
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function onEndInitializeQueueManager($qm)
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{
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$qm->connect('dlcsback', 'DeliciousBackupImporter');
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$qm->connect('dlcsbkmk', 'DeliciousBookmarkImporter');
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return true;
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}
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/**
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* Plugin version data
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*
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* @param array &$versions array of version data
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*
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* @return value
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*/
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function onPluginVersion(&$versions)
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{
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$versions[] = array('name' => 'Bookmark',
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'version' => self::VERSION,
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'author' => 'Evan Prodromou',
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'homepage' => 'http://status.net/wiki/Plugin:Bookmark',
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'description' =>
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// TRANS: Plugin description.
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_m('Simple extension for supporting bookmarks.'));
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return true;
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}
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/**
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* Load our document if requested
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*
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* @param string &$title Title to fetch
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* @param string &$output HTML to output
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*
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* @return boolean hook value
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*/
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function onStartLoadDoc(&$title, &$output)
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{
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if ($title == 'bookmarklet') {
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$filename = INSTALLDIR.'/plugins/Bookmark/bookmarklet';
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$c = file_get_contents($filename);
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$output = common_markup_to_html($c);
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return false; // success!
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}
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return true;
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}
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/**
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* Show a link to our delicious import page on profile settings form
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*
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* @param Action $action Profile settings action being shown
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*
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* @return boolean hook value
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*/
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function onEndProfileSettingsActions($action)
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{
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$user = common_current_user();
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if (!empty($user) && $user->hasRight(self::IMPORTDELICIOUS)) {
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$action->elementStart('li');
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$action->element('a',
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array('href' => common_local_url('importdelicious')),
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// TRANS: Link text in proile leading to import form.
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_m('Import del.icio.us bookmarks'));
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$action->elementEnd('li');
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}
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return true;
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}
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/**
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* Output our CSS class for bookmark notice list elements
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*
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* @param NoticeListItem $nli The item being shown
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*
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* @return boolean hook value
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*/
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function onStartOpenNoticeListItemElement($nli)
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{
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$nb = Bookmark::getByNotice($nli->notice);
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if (!empty($nb)) {
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$id = (empty($nli->repeat)) ? $nli->notice->id : $nli->repeat->id;
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$class = 'hentry notice bookmark';
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if ($nli->notice->scope != 0 && $nli->notice->scope != 1) {
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$class .= ' limited-scope';
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}
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$nli->out->elementStart('li', array('class' => $class,
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'id' => 'notice-' . $id));
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Event::handle('EndOpenNoticeListItemElement', array($nli));
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return false;
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}
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return true;
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}
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/**
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* Save a remote bookmark (from Salmon or PuSH)
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*
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* @param Ostatus_profile $author Author of the bookmark
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* @param Activity $activity Activity to save
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*
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* @return Notice resulting notice.
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*/
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static private function _postRemoteBookmark(Ostatus_profile $author,
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Activity $activity)
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{
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$bookmark = $activity->objects[0];
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$options = array('uri' => $bookmark->id,
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'url' => $bookmark->link,
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'is_local' => Notice::REMOTE_OMB,
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'source' => 'ostatus');
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return self::_postBookmark($author->localProfile(), $activity, $options);
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}
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/**
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* Test if an activity represents posting a bookmark
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*
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* @param Activity $activity Activity to test
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*
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* @return true if it's a Post of a Bookmark, else false
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*/
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static private function _isPostBookmark($activity)
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{
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return ($activity->verb == ActivityVerb::POST &&
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$activity->objects[0]->type == ActivityObject::BOOKMARK);
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}
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function types()
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{
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return array(ActivityObject::BOOKMARK);
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}
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/**
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* When a notice is deleted, delete the related Bookmark
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*
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* @param Notice $notice Notice being deleted
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*
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* @return boolean hook value
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*/
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function deleteRelated($notice)
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{
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$nb = Bookmark::getByNotice($notice);
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if (!empty($nb)) {
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$nb->delete();
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}
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return true;
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}
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/**
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* Save a bookmark from an activity
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*
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* @param Activity $activity Activity to save
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* @param Profile $profile Profile to use as author
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* @param array $options Options to pass to bookmark-saving code
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*
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* @return Notice resulting notice
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*/
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function saveNoticeFromActivity($activity, $profile, $options=array())
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{
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$bookmark = $activity->objects[0];
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$relLinkEls = ActivityUtils::getLinks($bookmark->element, 'related');
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if (count($relLinkEls) < 1) {
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// TRANS: Client exception thrown when a bookmark is formatted incorrectly.
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throw new ClientException(_m('Expected exactly 1 link '.
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'rel=related in a Bookmark.'));
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}
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if (count($relLinkEls) > 1) {
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common_log(LOG_WARNING,
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"Got too many link rel=related in a Bookmark.");
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}
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$linkEl = $relLinkEls[0];
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$url = $linkEl->getAttribute('href');
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$tags = array();
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foreach ($activity->categories as $category) {
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$tags[] = common_canonical_tag($category->term);
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}
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if (!empty($activity->time)) {
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$options['created'] = common_sql_date($activity->time);
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}
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// Fill in location if available
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$location = $activity->context->location;
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if ($location) {
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$options['lat'] = $location->lat;
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$options['lon'] = $location->lon;
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if ($location->location_id) {
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$options['location_ns'] = $location->location_ns;
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$options['location_id'] = $location->location_id;
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}
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}
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$replies = $activity->context->attention;
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$options['groups'] = array();
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$options['replies'] = array();
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foreach ($replies as $replyURI) {
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$other = Profile::fromURI($replyURI);
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if (!empty($other)) {
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$options['replies'][] = $replyURI;
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} else {
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$group = User_group::staticGet('uri', $replyURI);
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if (!empty($group)) {
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$options['groups'][] = $replyURI;
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}
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}
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}
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// Maintain direct reply associations
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// @fixme what about conversation ID?
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if (!empty($activity->context->replyToID)) {
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$orig = Notice::staticGet('uri',
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$activity->context->replyToID);
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if (!empty($orig)) {
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$options['reply_to'] = $orig->id;
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}
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}
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return Bookmark::saveNew($profile,
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$bookmark->title,
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$url,
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$tags,
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$bookmark->summary,
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$options);
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}
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function activityObjectFromNotice($notice)
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{
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assert($this->isMyNotice($notice));
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common_log(LOG_INFO,
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"Formatting notice {$notice->uri} as a bookmark.");
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$object = new ActivityObject();
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$nb = Bookmark::getByNotice($notice);
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$object->id = $notice->uri;
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$object->type = ActivityObject::BOOKMARK;
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$object->title = $nb->title;
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$object->summary = $nb->description;
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$object->link = $notice->bestUrl();
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// Attributes of the URL
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$attachments = $notice->attachments();
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if (count($attachments) != 1) {
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// TRANS: Server exception thrown when a bookmark has multiple attachments.
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throw new ServerException(_m('Bookmark notice with the '.
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'wrong number of attachments.'));
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}
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$target = $attachments[0];
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$attrs = array('rel' => 'related',
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'href' => $target->url);
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if (!empty($target->title)) {
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$attrs['title'] = $target->title;
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}
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$object->extra[] = array('link', $attrs, null);
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// Attributes of the thumbnail, if any
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$thumbnail = $target->getThumbnail();
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if (!empty($thumbnail)) {
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$tattrs = array('rel' => 'preview',
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'href' => $thumbnail->url);
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if (!empty($thumbnail->width)) {
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$tattrs['media:width'] = $thumbnail->width;
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}
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if (!empty($thumbnail->height)) {
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$tattrs['media:height'] = $thumbnail->height;
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}
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$object->extra[] = array('link', $attrs, null);
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}
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return $object;
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}
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/**
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* Given a notice list item, returns an adapter specific
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* to this plugin.
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*
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* @param NoticeListItem $nli item to adapt
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*
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* @return NoticeListItemAdapter adapter or null
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*/
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function adaptNoticeListItem($nli)
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{
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return new BookmarkNoticeListItemAdapter($nli);
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}
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function entryForm($out)
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{
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return new InitialBookmarkForm($out);
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}
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function tag()
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{
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return 'bookmark';
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}
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function appTitle()
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{
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// TRANS: Application title.
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return _m('TITLE','Bookmark');
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}
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}
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