$maxLifeTime
$maxLifeTime : integer
Maximum cache lifetime for this order in seconds.
Order by number of rooms.
build(\OpenEstate\PhpExport\Environment  $env) : boolean
                Create an ordered array of object ID's.
| \OpenEstate\PhpExport\Environment | $env | export environment | 
true, if the data was successfully loaded
getFile(\OpenEstate\PhpExport\Environment  $env) : string
                Get the path to the cache file for this order.
| \OpenEstate\PhpExport\Environment | $env | export environment | 
absolute path to the cache file
read(\OpenEstate\PhpExport\Environment  $env) : boolean
                Load array with ordering values from cache file.
| \OpenEstate\PhpExport\Environment | $env | export environment | 
true, if the cache file was loaded, otherwise false
readOrRebuild(\OpenEstate\PhpExport\Environment  $env) : boolean
                Load array with ordering values from cache file.
If no valid cache file is available, load the data from available objects.
| \OpenEstate\PhpExport\Environment | $env | export environment | 
true, if the filter values were loaded, otherwise false
write(\OpenEstate\PhpExport\Environment  $env) 
                Write ordering values into the cache file.
| \OpenEstate\PhpExport\Environment | $env | export environment | 
if the cache file is not writable
getSortValue(\OpenEstate\PhpExport\Environment $env, array $object, string $lang) : string|integer|float
Get the sorted value of an object.
| \OpenEstate\PhpExport\Environment | $env | export environment | 
| array | $object | array with object data | 
| string | $lang | language code | 
value used to sort the object