streams/Zotlabs/Module/Search_ac.php

<?php
namespace Zotlabs\Module;

// Autocomplete for saved searches. Should probably be put in the same place as the other autocompletes

use Zotlabs\Web\Controller;



class Search_ac extends Controller {

	function init() {

		if (! local_channel()) {
			killme();
		}
	
	
		$start  = (x($_REQUEST,'start')  ? $_REQUEST['start']  : 0);
		$count  = (x($_REQUEST,'count')  ? $_REQUEST['count']  : 100);
		$search = (x($_REQUEST,'search') ? $_REQUEST['search'] : EMPTY_STR);
	
		if (x($_REQUEST,'query') && strlen($_REQUEST['query'])) {
			$search = $_REQUEST['query'];
		}
	
		$do_people = true;
		$do_tags   = true;
		
		if (substr($search,0,1) === '@') {
			$do_tags = false;
			$search = substr($search,1);
		}

		if (substr($search,0,1) === '#') {
			$do_people = false;
			$search = substr($search,1);
		}

		// Priority to people searches
	
		if ($search) {
			$people_sql_extra = protect_sprintf(" AND xchan_name LIKE '%" . dbesc($search) . "%' ");
			$tag_sql_extra = protect_sprintf(" AND term LIKE '%" . dbesc($search) . "%' ");
		}

		$results = [];
	
		if ($do_people) {	
			$r = q("SELECT abook_id, xchan_name, xchan_photo_s, xchan_url, xchan_addr FROM abook 
				left join xchan on abook_xchan = xchan_hash WHERE abook_channel = %d 
				$people_sql_extra
				ORDER BY xchan_name ASC ",
				intval(local_channel())
			);
	
			if ($r) {
				foreach ($r as $g) {
					$results[] = [
						'photo'    => $g['xchan_photo_s'],
						'name'     => '@' . $g['xchan_name'],
						'id'       => $g['abook_id'],
						'link'     => $g['xchan_url'],
						'label'    => '',
						'nick'     => '',
					];
				}
			}
		}

		if ($do_tags) {	
			$r = q("select distinct term, tid, url from term 
				where ttype in ( %d, %d ) $tag_sql_extra group by term order by term asc",
				intval(TERM_HASHTAG),
				intval(TERM_COMMUNITYTAG)
			);
	
			if ($r) {
				foreach ($r as $g) {
					$results[] = [
						'photo'    => z_root() . '/images/hashtag.png',
						'name'     => '#' . $g['term'],
						'id'       => $g['tid'],
						'link'     => $g['url'],
						'label'    => '',
						'nick'     => '',
					];
				}
			}
		}

		json_return_and_die( [
			'start' => $start,
			'count'	=> $count,
			'items'	=> $results,
		]);
	
	}
	
}