gnu-social/plugins/Bookmark/Notice_bookmark.php

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<?php
/**
* Data class to mark notices as bookmarks
*
* PHP version 5
*
* @category Data
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
* @link http://status.net/
*
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2009, 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/>.
*/
if (!defined('STATUSNET')) {
exit(1);
}
/**
* For storing the fact that a notice is a bookmark
*
* @category Bookmark
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
* @link http://status.net/
*
* @see DB_DataObject
*/
class Notice_bookmark extends Memcached_DataObject
{
public $__table = 'notice_bookmark'; // table name
public $notice_id; // int(4) primary_key not_null
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public $title; // varchar(255)
public $description; // text
/**
* Get an instance by key
*
* This is a utility method to get a single instance with a given key value.
*
* @param string $k Key to use to lookup (usually 'user_id' for this class)
* @param mixed $v Value to lookup
*
* @return User_greeting_count object found, or null for no hits
*
*/
function staticGet($k, $v=null)
{
return Memcached_DataObject::staticGet('Notice_bookmark', $k, $v);
}
/**
* return table definition for DB_DataObject
*
* DB_DataObject needs to know something about the table to manipulate
* instances. This method provides all the DB_DataObject needs to know.
*
* @return array array of column definitions
*/
function table()
{
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return array('notice_id' => DB_DATAOBJECT_INT + DB_DATAOBJECT_NOTNULL,
'title' => DB_DATAOBJECT_STR,
'description' => DB_DATAOBJECT_STR);
}
/**
* return key definitions for DB_DataObject
*
* @return array list of key field names
*/
function keys()
{
return array_keys($this->keyTypes());
}
/**
* return key definitions for Memcached_DataObject
*
* @return array associative array of key definitions
*/
function keyTypes()
{
return array('notice_id' => 'K');
}
/**
* Magic formula for non-autoincrementing integer primary keys
*
* @return array magic three-false array that stops auto-incrementing.
*/
function sequenceKey()
{
return array(false, false, false);
}
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static function getByURL($user, $url)
{
$file = File::staticGet('url', $url);
if (!empty($file)) {
$f2p = new File_to_post();
$f2p->file_id = $file->id;
if ($f2p->find()) {
while ($f2p->fetch()) {
$n = Notice::staticGet('id', $f2p->post_id);
if (!empty($n)) {
if ($n->profile_id == $user->id) {
$nb = Notice_bookmark::staticGet('notice_id', $n->id);
if (!empty($nb)) {
return $nb;
}
}
}
}
}
}
return null;
}
static function saveNew($user, $title, $url, $rawtags, $description, $options=null)
{
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$nb = self::getByURL($user, $url);
if (!empty($nb)) {
throw new ClientException(_('Bookmark already exists.'));
}
if (empty($options)) {
$options = array();
}
if (is_string($rawtags)) {
$rawtags = preg_split('/[\s,]+/', $rawtags);
}
$tags = array();
$replies = array();
// filter "for:nickname" tags
foreach ($rawtags as $tag) {
if (strtolower(mb_substr($tag, 0, 4)) == 'for:') {
$nickname = mb_substr($tag, 4);
$other = common_relative_profile($user->getProfile(),
$nickname);
if (!empty($other)) {
$replies[] = $other->getUri();
}
} else {
$tags[] = common_canonical_tag($tag);
}
}
$hashtags = array();
$taglinks = array();
foreach ($tags as $tag) {
$hashtags[] = '#'.$tag;
$attrs = array('href' => Notice_tag::url($tag),
'rel' => $tag,
'class' => 'tag');
$taglinks[] = XMLStringer::estring('a', $attrs, $tag);
}
$content = sprintf(_('"%s" %s %s %s'),
$title,
File_redirection::makeShort($url, $user),
$description,
implode(' ', $hashtags));
$rendered = sprintf(_('<span class="xfolkentry">'.
'<a class="taggedlink" href="%s">%s</a> '.
'<span class="description">%s</span> '.
'<span class="meta">%s</span>'.
'</span>'),
htmlspecialchars($url),
htmlspecialchars($title),
htmlspecialchars($description),
implode(' ', $taglinks));
$options = array_merge($options, array('urls' => array($url),
'rendered' => $rendered,
'tags' => $tags,
'replies' => $replies));
$saved = Notice::saveNew($user->id,
$content,
'web',
$options);
if (!empty($saved)) {
$nb = new Notice_bookmark();
$nb->notice_id = $saved->id;
$nb->title = $title;
$nb->description = $description;
$nb->insert();
}
return $saved;
}
}