Файловый менеджер

Файловый менеджер - Редактировать - /var/www/axolotl/data/www/axolotls.ru/www/bitrix/modules/dav/classes/general/virtualfilesystem.php

Назад
<? class CAllDavVirtualFileSystem { static protected $lockCache; public static function GetLockPath($app, $entry) { return "/apps/$app/entry/$entry"; } public static function CheckLock($path) { if (isset(self::$lockCache[$path])) return self::$lockCache[$path]; $dbResult = CDavVirtualFileSystem::GetList(array(), array("PATH" => $path)); if ($arResult = $dbResult->Fetch()) { if ($arResult['EXPIRES'] < time()) { self::Delete($arResult['ID']); $arResult = false; } } return self::$lockCache[$path] = $arResult; } public static function Lock($path, $token, &$timeout, $owner, $scope, $type) { if (strlen($path) <= 0) return false; unset(self::$lockCache[$path]); if ($timeout < 1000000) // < 1000000 is a relative timestamp, so we add the current time $timeout += time(); if (($lock = self::CheckLock($path)) && ($lock['LOCK_SCOPE'] == 'exclusive' \|\| $scope == 'exclusive')) { return false; } else { try { self::Add(array( "ID" => $token, "PATH" => $path, "EXPIRES" => $timeout, "LOCK_OWNER" => $owner, "LOCK_TYPE" => $type, "LOCK_SCOPE" => $scope, )); return true; } catch (Exception $e) { } return false; } } public static function UpdateLock($path, $token, &$timeout, &$owner, &$scope, &$type) { if (strlen($path) <= 0 \|\| strlen($token) <= 0) return false; unset(self::$lockCache[$path]); if ($timeout < 1000000) // < 1000000 is a relative timestamp, so we add the current time $timeout += time(); $dbResult = CDavVirtualFileSystem::GetList(array(), array("PATH" => $path, "ID" => $token), false, false, array("LOCK_OWNER", "LOCK_DEPTH", "LOCK_TYPE", "LOCK_SCOPE")); if ($arResult = $dbResult->Fetch()) { $owner = $arResult['LOCK_OWNER']; $scope = $arResult['LOCK_SCOPE']; $type = $arResult['LOCK_TYPE']; try { self::Update($token, array("EXPIRES" => $timeout)); return true; } catch (Exception $e) { } } return false; } public static function Unlock($path, $token) { $dbResult = CDavVirtualFileSystem::GetList(array(), array("PATH" => $path, "ID" => $token), false, false, array("ID")); if ($arResult = $dbResult->Fetch()) { self::Delete($arResult["ID"]); unset(self::$lockCache[$path]); } return true; } protected static function ParseFields(&$arFields, $mode = "add") { global $DB; $mode = strtoupper($mode); $updateMode = ($mode != "add"); $addMode = !$updateMode; if (is_set($arFields, "LOCK_TYPE")) { $arFields["LOCK_TYPE"] = strtoupper($arFields["LOCK_TYPE"]); if ($arFields["LOCK_TYPE"] == "WRITE") $arFields["LOCK_TYPE"] = "W"; if ($arFields["LOCK_TYPE"] == "READ") $arFields["LOCK_TYPE"] = "R"; if (!in_array($arFields["LOCK_TYPE"], array("W", "R"))) throw new Exception("LOCK_TYPE"); } if (is_set($arFields, "LOCK_SCOPE")) { $arFields["LOCK_SCOPE"] = strtoupper($arFields["LOCK_SCOPE"]); if ($arFields["LOCK_SCOPE"] == "EXCLUSIVE") $arFields["LOCK_SCOPE"] = "E"; if ($arFields["LOCK_SCOPE"] == "SHARED") $arFields["LOCK_SCOPE"] = "S"; if (!in_array($arFields["LOCK_SCOPE"], array("E", "S"))) throw new Exception("LOCK_SCOPE"); } if (is_set($arFields, "LOCK_DEPTH")) { if (is_numeric($arFields["LOCK_DEPTH"])) $arFields["LOCK_DEPTH"] = intval($arFields["LOCK_DEPTH"]); elseif (strtoupper($arFields["LOCK_DEPTH"]) == "INFINITE" \|\| strtoupper($arFields["LOCK_DEPTH"]) == "I") $arFields["LOCK_DEPTH"] = "I"; else throw new Exception("LOCK_DEPTH"); } if ($addMode && !is_set($arFields, "ID")) throw new Exception("ID"); if ($addMode && !is_set($arFields, "PATH")) throw new Exception("PATH"); } public static function Add($arFields) { global $DB; self::ParseFields($arFields, "add"); $arInsert = $DB->PrepareInsert("b_dav_locks", $arFields); $strSql = "INSERT INTO b_dav_locks (".$arInsert[0].", CREATED, MODIFIED) ". "VALUES(".$arInsert[1].", ".$DB->CurrentTimeFunction().", ".$DB->CurrentTimeFunction().")"; $DB->Query($strSql, false, "File: ".__FILE__."<br>Line: ".__LINE__); return $arFields["ID"]; } public static function Update($id, $arFields) { global $DB; $id = trim($id); if (strlen($id) <= 0) throw new Exception("id"); self::ParseFields($arFields, "update"); $strUpdate = $DB->PrepareUpdate("b_dav_locks", $arFields); $strSql = "UPDATE b_dav_locks SET ". " ".$strUpdate.", ". " MODIFIED = ".$DB->CurrentTimeFunction()." ". "WHERE ID = '".$DB->ForSql($id)."' "; $DB->Query($strSql, false, "File: ".__FILE__."<br>Line: ".__LINE__); return $id; } public static function Delete($id) { global $DB; $DB->Query("DELETE FROM b_dav_locks WHERE ID = '".$DB->ForSql($id)."' ", true); } } class CDavVirtualFileSystemResult extends CDBResult { public function __construct($res) { parent::CDBResult($res); } public function Fetch() { $res = parent::Fetch(); if ($res) { $res["LOCK_TYPE"] = ($res['LOCK_TYPE'] == "W") ? 'write' : 'read'; $res["LOCK_SCOPE"] = ($res['LOCK_SCOPE'] == "E") ? 'exclusive' : 'shared'; $res["LOCK_DEPTH"] = ($res['LOCK_DEPTH'] == "I") ? 'infinite' : 0; } return $res; } } ?>

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