public function convert_from_storage($source)
{
if (!$this->storage->object) {
// That's all folks, no storage object, thus we cannot continue.
return;
}
$tags = net_nemein_tag_handler::get_object_tags($this->storage->object);
$this->value = net_nemein_tag_handler::tag_array2string($tags);
}
/**
* Converts storage format to live format, all invalid keys are dropped, and basic validation
* is done to ensure constraints like allow_multiple are met.
*/
function convert_from_storage($source)
{
debug_print_r("source", $source);
$this->selection = array();
if ($this->option_callback !== null) {
$source = $this->_callback->list_all();
}
if ($this->use_tag_library || $this->force_saving_to_tag_library) {
if (!$this->storage->object) {
$source = null;
} else {
$tags = net_nemein_tag_handler::get_object_tags($this->storage->object);
$source = net_nemein_tag_handler::tag_array2string($tags);
}
debug_add("tag lib single source: {$source}");
}
if ($source === false || $source === null) {
// We are fine at this point.
return;
}
if ($this->allow_multiple) {
// In multiselect mode, we need to convert as per type setting.
$source = $this->_convert_multiple_from_storage($source);
} else {
if (!is_array($source)) {
$source = array($source);
}
}
debug_add("final source: {$source}");
foreach ($source as $key) {
$key = (string) $key;
if ($this->key_exists($key)) {
$this->selection[] = $key;
if (!$this->allow_multiple) {
// Whatever happens, in this mode we only have one key.
return;
}
} else {
if (!$this->require_corresponding_option) {
$this->selection[] = $key;
if (!$this->allow_multiple) {
// Whatever happens, in this mode we only have one key.
return;
}
} else {
if ($this->allow_other) {
$this->others[] = $key;
if (!$this->allow_multiple) {
// Whatever happens, in this mode we only have one key.
return;
}
} else {
debug_add("Encountered unknown key {$key} for field {$this->name}, skipping it.", MIDCOM_LOG_INFO);
}
}
}
}
}
