forked from GNUsocial/gnu-social
de55d8f83b
lib/plugin.php now has a parent onAutoload function that finds most common
files that are used in plugins (actions, dataobjects, forms, libs etc.) if
they are put in the standardised directories ('actions', 'classes', 'forms',
'lib' and perhaps some others in the future).
257 lines
8.1 KiB
PHP
257 lines
8.1 KiB
PHP
<?php
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/**
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* StatusNet - the distributed open-source microblogging tool
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* Copyright (C) 2011, StatusNet, Inc.
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*
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* Data structure for blog entries
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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 Blog
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @copyright 2011 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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// This check helps protect against security problems;
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// your code file can't be executed directly from the web.
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exit(1);
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}
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/**
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* Data structure for blog entries
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*
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* @category Blog
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @copyright 2011 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 Blog_entry extends Managed_DataObject
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{
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public $__table = 'blog_entry';
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public $id; // UUID
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public $profile_id; // int
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public $title; // varchar(255)
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public $summary; // text
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public $content; // text
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public $uri; // text
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public $url; // text
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public $created; // datetime
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public $modified; // datetime
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const TYPE = ActivityObject::ARTICLE;
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static function schemaDef()
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{
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return array(
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'description' => 'lite blog entry',
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'fields' => array(
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'id' => array('type' => 'char',
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'length' => 36,
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'not null' => true,
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'description' => 'Unique ID (UUID)'),
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'profile_id' => array('type' => 'int',
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'not null' => true,
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'description' => 'Author profile ID'),
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'title' => array('type' => 'varchar',
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'length' => 255,
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'description' => 'title of the entry'),
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'summary' => array('type' => 'text',
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'description' => 'initial summary'),
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'content' => array('type' => 'text',
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'description' => 'HTML content of the entry'),
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'uri' => array('type' => 'varchar',
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'length' => 255,
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'description' => 'URI (probably http://) for this entry'),
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'url' => array('type' => 'varchar',
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'length' => 255,
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'description' => 'URL (probably http://) for this entry'),
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'created' => array('type' => 'datetime',
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'not null' => true,
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'description' => 'date this record was created'),
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'modified' => array('type' => 'datetime',
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'not null' => true,
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'description' => 'date this record was created'),
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),
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'primary key' => array('id'),
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'unique keys' => array(
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'blog_entry_uri_key' => array('uri'),
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),
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'foreign keys' => array(
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'blog_entry_profile_id_fkey' => array('profile', array('profile_id' => 'id')),
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),
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'indexes' => array(
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'blog_entry_created_idx' => array('created')
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),
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);
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}
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static function saveNew($profile, $title, $content, $options=null)
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{
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if (is_null($options)) {
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$options = array();
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}
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$be = new Blog_entry();
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$be->id = (string) new UUID();
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$be->profile_id = $profile->id;
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$be->title = $title; // Note: not HTML-protected
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$be->content = self::purify($content);
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if (array_key_exists('summary', $options)) {
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$be->summary = self::purify($options['summary']);
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} else {
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// Already purified
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$be->summary = self::summarize($be->content);
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}
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// Don't save an identical summary
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if ($be->summary == $be->content) {
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$be->summary = null;
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}
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$url = common_local_url('showblogentry', array('id' => $be->id));
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if (!array_key_exists('uri', $options)) {
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$options['uri'] = $url;
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}
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$be->uri = $options['uri'];
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if (!array_key_exists('url', $options)) {
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$options['url'] = $url;
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}
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$be->url = $options['url'];
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if (!array_key_exists('created', $options)) {
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$be->created = common_sql_now();
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}
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$be->created = $options['created'];
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$be->modified = common_sql_now();
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$be->insert();
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// Use user's preferences for short URLs, if possible
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try {
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$user = $profile->getUser();
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$shortUrl = File_redirection::makeShort($url,
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empty($user) ? null : $user);
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} catch (Exception $e) {
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// Don't let this stop us.
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$shortUrl = $url;
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}
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// XXX: this might be too long.
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if (!empty($be->summary)) {
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$options['rendered'] = $be->summary . ' ' .
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XMLStringer::estring('a', array('href' => $url,
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'class' => 'blog-entry'),
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_('More...'));
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$text = html_entity_decode(strip_tags($be->summary), ENT_QUOTES, 'UTF-8');
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} else {
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$options['rendered'] = $be->content;
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$text = html_entity_decode(strip_tags($be->content), ENT_QUOTES, 'UTF-8');
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}
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if (Notice::contentTooLong($text)) {
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$text = substr($text, 0, Notice::maxContent() - mb_strlen($shortUrl) - 2) .
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'… ' . $shortUrl;
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}
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// Override this no matter what.
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$options['object_type'] = self::TYPE;
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$source = array_key_exists('source', $options) ?
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$options['source'] : 'web';
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$saved = Notice::saveNew($profile->id, $text, $source, $options);
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return $saved;
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}
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/**
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* Summarize the contents of a blog post
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*
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* We take the first div or paragraph of the blog post if there's a hit;
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* Otherwise we take the whole thing.
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*
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* @param string $html HTML of full content
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*/
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static function summarize($html)
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{
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if (preg_match('#<p>.*?</p>#s', $html, $matches)) {
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return $matches[0];
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} else if (preg_match('#<div>.*?</div>#s', $html, $matches)) {
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return $matches[0];
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} else {
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return $html;
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}
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}
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static function fromNotice($notice)
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{
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return Blog_entry::getKV('uri', $notice->uri);
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}
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function getNotice()
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{
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return Notice::getKV('uri', $this->uri);
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}
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function asActivityObject()
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{
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$obj = new ActivityObject();
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$obj->id = $this->uri;
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$obj->type = self::TYPE;
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$obj->title = $this->title;
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$obj->summary = $this->summary;
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$obj->content = $this->content;
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$obj->link = $this->url;
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return $obj;
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}
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/**
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* Clean up input HTML
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*/
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static function purify($html)
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{
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require_once INSTALLDIR.'/extlib/htmLawed/htmLawed.php';
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$config = array('safe' => 1,
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'deny_attribute' => 'id,style,on*');
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$pure = htmLawed($html, $config);
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return $pure;
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}
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}
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