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<?php
/**
* Group search action class.
*
* PHP version 5
*
* @category Action
* @package Laconica
* @author Evan Prodromou <evan@controlyourself.ca>
* @author Robin Millette <millette@controlyourself.ca>
* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
* @link http://laconi.ca/
*
* Laconica - a distributed open-source microblogging tool
* Copyright (C) 2008, Control Yourself, 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('LACONICA')) {
exit(1);
}
//require_once INSTALLDIR.'/lib/searchaction.php';
//require_once INSTALLDIR.'/lib/profilelist.php';
/**
* Group search action class.
*
* @category Action
* @package Laconica
* @author Evan Prodromou <evan@controlyourself.ca>
* @author Robin Millette <millette@controlyourself.ca>
* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
* @link http://laconi.ca/
*/
class GroupsearchAction extends SearchAction
{
function getInstructions()
{
return _('Search for groups on %%site.name%% by their name, location, or description. ' .
'Separate the terms by spaces; they must be 3 characters or more.');
}
function title()
{
return _('Group search');
}
function showResults($q, $page)
{
$user_group = new User_group;
$user_group->limit((($page-1)*GROUPS_PER_PAGE), GROUPS_PER_PAGE + 1);
$wheres = array('nickname', 'fullname', 'homepage', 'description', 'location');
foreach ($wheres as $where) {
$where_q = "$where like '%" . trim($user_group->escape($q), '\'') . '%\'';
$user_group->whereAdd($where_q, 'OR');
}
$cnt = $user_group->find();
if ($cnt > 0) {
$terms = preg_split('/[\s,]+/', $q);
$results = new GroupSearchResults($user_group, $terms, $this);
$results->show();
$user_group->free();
$this->pagination($page > 1, $cnt > GROUPS_PER_PAGE,
$page, 'groupsearch', array('q' => $q));
} else {
$this->element('p', 'error', _('No results.'));
$this->searchSuggestions($q);
if (common_logged_in()) {
$message = _('If you can\'t find the group you\'re looking for, you can [create it](%%action.newgroup%%) yourself.');
}
else {
$message = _('Why not [register an account](%%action.register%%) and [create the group](%%action.newgroup%%) yourself!');
}
$this->elementStart('div', 'guide');
$this->raw(common_markup_to_html($message));
$this->elementEnd('div');
$user_group->free();
}
}
}
class GroupSearchResults extends GroupList
{
var $terms = null;
var $pattern = null;
function __construct($user_group, $terms, $action)
{
parent::__construct($user_group, $terms, $action);
$this->terms = array_map('preg_quote',
array_map('htmlspecialchars', $terms));
$this->pattern = '/('.implode('|',$terms).')/i';
}
function highlight($text)
{
return preg_replace($this->pattern, '<strong>\\1</strong>', htmlspecialchars($text));
}
}
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