gnu-social/actions/noticesearch.php
Evan Prodromou 3c76c89fcc first pass at a notice search
darcs-hash:20080709230017-84dde-28e4d9d9dcc4dfe2c9f9e08e3123fe4e0bd5a8c0.gz
2008-07-09 19:00:17 -04:00

176 lines
5.6 KiB
PHP

<?php
/*
* Laconica - a distributed open-source microblogging tool
* Copyright (C) 2008, Controlez-Vous, 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); }
define(NOTICES_PER_PAGE, 20);
# XXX common parent for people and content search?
class NoticesearchAction extends Action {
function handle($args) {
parent::handle($args);
$this->show_form();
}
function get_instructions() {
return _t('Search for notices on %%site.name%% by their contents. ' .
'Separate search terms by spaces; they must be 3 characters or more.');
}
function show_top($error=NULL) {
if ($error) {
common_element('p', 'error', $error);
} else {
$instr = $this->get_instructions();
$output = common_markup_to_html($instr);
common_element_start('div', 'instructions');
common_raw($output);
common_element_end('div');
}
}
function show_form($error=NULL) {
$q = $this->trimmed('q');
$page = $this->trimmed('page', 1);
common_show_header(_t('Find notices'), NULL, $error, array($this, 'show_top'));
common_element_start('form', array('method' => 'post',
'id' => 'login',
'action' => common_local_url('noticesearch')));
common_element_start('p');
common_element('input', array('name' => 'q',
'id' => 'q',
'type' => 'text',
'class' => 'input_text',
'value' => ($q) ? $q : ''));
common_text(' ');
common_element('input', array('type' => 'submit',
'id' => 'search',
'name' => 'search',
'class' => 'submit',
'value' => _t('Search')));
common_element_end('p');
common_element_end('form');
if ($q) {
$this->show_results($q, $page);
}
common_show_footer();
}
function show_results($q, $page) {
$notice = new Notice();
# lcase it for comparison
$q = strtolower($q);
$notice->whereAdd('MATCH(content) against (\''.addslashes($q).'\')');
# Ask for an extra to see if there's more.
$notice->limit((($page-1)*NOTICES_PER_PAGE), NOTICES_PER_PAGE + 1);
$cnt = $notice->find();
if ($cnt > 0) {
$terms = preg_split('/[\s,]+/', $q);
common_element_start('ul', array('id' => 'notice'));
for ($i = 0; $i < min($cnt, NOTICES_PER_PAGE); $i++) {
if ($notice->fetch()) {
$this->show_notice($notice, $terms);
} else {
// shouldn't happen!
break;
}
}
common_element_end('ul');
} else {
common_element('p', 'error', _t('No results'));
}
common_pagination($page > 1, $cnt > NOTICES_PER_PAGE,
$page, 'noticesearch', array('q' => $q));
}
# XXX: refactor and combine with StreamAction::show_notice()
function show_notice($notice, $terms) {
$profile = $notice->getProfile();
# XXX: RDFa
common_element_start('li', array('class' => 'notice_single',
'id' => 'notice-' . $notice->id));
$avatar = $profile->getAvatar(AVATAR_STREAM_SIZE);
common_element_start('a', array('href' => $profile->profileurl));
common_element('img', array('src' => ($avatar) ? common_avatar_display_url($avatar) : common_default_avatar(AVATAR_STREAM_SIZE),
'class' => 'avatar stream',
'width' => AVATAR_STREAM_SIZE,
'height' => AVATAR_STREAM_SIZE,
'alt' =>
($profile->fullname) ? $profile->fullname :
$profile->nickname));
common_element_end('a');
common_element('a', array('href' => $profile->profileurl,
'class' => 'nickname'),
$profile->nickname);
# FIXME: URL, image, video, audio
common_element_start('p', array('class' => 'content'));
if ($notice->rendered) {
common_raw($this->highlight($notice->rendered));
} else {
# XXX: may be some uncooked notices in the DB,
# we cook them right now. This should probably disappear in future
# versions (>> 0.4.x)
common_raw($this->highlight(common_render_content($notice->content, $notice)));
}
common_element_end('p');
$noticeurl = common_local_url('shownotice', array('notice' => $notice->id));
common_element_start('p', 'time');
common_element('a', array('class' => 'permalink',
'href' => $noticeurl,
'title' => common_exact_date($notice->created)),
common_date_string($notice->created));
if ($notice->reply_to) {
$replyurl = common_local_url('shownotice', array('notice' => $notice->reply_to));
common_text(' (');
common_element('a', array('class' => 'inreplyto',
'href' => $replyurl),
_t('in reply to...'));
common_text(')');
}
common_element_start('a',
array('href' => common_local_url('newnotice',
array('replyto' => $profile->nickname)),
'onclick' => 'doreply("'.$profile->nickname.'"); return false',
'title' => _t('reply'),
'class' => 'replybutton'));
common_raw('&rarr;');
common_element_end('a');
common_element_end('p');
common_element_end('li');
}
function highlight($text, $terms) {
$pattern = '/('.implode('|',array_map('htmlspecialchars', $terms)).')/i';
$result = preg_replace($pattern, '<strong>\\1</strong>', $text);
return $result;
}
}