104 lines
2.2 KiB
PHP
104 lines
2.2 KiB
PHP
<?php
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/**
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* ownCloud - Documents App
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*
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* @author Victor Dubiniuk
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* @copyright 2013 Victor Dubiniuk victor.dubiniuk@gmail.com
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*
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* This file is licensed under the Affero General Public License version 3 or
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* later.
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*/
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namespace OCA\Documents;
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class Op {
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const DB_TABLE = '`*PREFIX*documents_op`';
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public static function add($esId, $memberId, $opspec){
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$query = \OCP\DB::prepare('
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INSERT INTO ' . self::DB_TABLE . ' (`es_id`, `member`, `opspec`)
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VALUES (?, ?, ?)
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');
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$query->execute(array(
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$esId,
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$memberId,
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$opspec,
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));
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return \OCP\DB::insertid(self::DB_TABLE);
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}
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public static function addOpsArray($esId, $memberId, $ops){
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$lastSeq = "";
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foreach ($ops as $op) {
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$lastSeq = self::add($esId, $memberId, json_encode($op));
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}
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return $lastSeq;
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}
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/**
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* @returns "" when there are no Ops, or the seq of the last Op
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*/
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public static function getHeadSeq($esId){
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$query = \OCP\DB::prepare('
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SELECT `seq`
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FROM ' . self::DB_TABLE . '
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WHERE `es_id`=?
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ORDER BY `seq` DESC
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', 1);
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$result = $query->execute(array(
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$esId
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))
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->fetchOne()
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;
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return !$result ? "" : $result;
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}
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public static function getOpsAfterJson($esId, $seq){
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$ops = self::getOpsAfter($esId, $seq);
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if (!is_array($ops)){
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$ops = array();
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}
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$ops = array_map(
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function($x){
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$decoded = json_decode($x['opspec'], true);
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$decoded['memberid'] = strval($decoded['memberid']);
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return $decoded;
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},
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$ops
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);
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return $ops;
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}
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public static function getOpsAfter($esId, $seq){
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if ($seq == ""){
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$seq = -1;
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}
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$query = \OCP\DB::prepare('
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SELECT `opspec`
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FROM ' . self::DB_TABLE . '
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WHERE `es_id`=?
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AND `seq`>?
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ORDER BY `seq` ASC
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');
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$result = $query->execute(array($esId, $seq));
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return $result->fetchAll();
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}
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public static function deleteBySessionId($esId){
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$query = \OCP\DB::prepare('DELETE FROM ' . self::DB_TABLE . ' WHERE `es_id` = ?');
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$query->execute(array($esId));
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}
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public static function removeCursor($esId, $memberId){
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return self::add(
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$esId,
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0,
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'{"optype":"RemoveCursor","memberid":"'. $memberId .'","reason":"server-idle","timestamp":'. time() .'}'
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);
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}
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}
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