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<?php
/* Icinga DB Web | (c) 2020 Icinga GmbH | GPLv2 */
namespace Icinga\Module\Icingadb\Model;
use ipl\Orm\Behavior\Binary;
use ipl\Orm\Behaviors;
use ipl\Orm\Model;
use ipl\Orm\Query;
use ipl\Orm\Relations;
use Traversable;
class CustomvarFlat extends Model
{
public function getTableName()
{
return 'customvar_flat';
}
public function getKeyName()
{
return 'id';
}
public function getColumns()
{
return [
'environment_id',
'customvar_id',
'flatname_checksum',
'flatname',
'flatvalue'
];
}
public function createBehaviors(Behaviors $behaviors)
{
$behaviors->add(new Binary([
'id',
'environment_id',
'customvar_id',
'flatname_checksum'
]));
}
public function createRelations(Relations $relations)
{
$relations->belongsTo('environment', Environment::class);
$relations->belongsTo('customvar', Customvar::class);
$relations->belongsToMany('checkcommand', Checkcommand::class)
->through(CheckcommandCustomvar::class)
->setCandidateKey('customvar_id');
$relations->belongsToMany('eventcommand', Eventcommand::class)
->through(EventcommandCustomvar::class)
->setCandidateKey('customvar_id');
$relations->belongsToMany('host', Host::class)
->through(HostCustomvar::class)
->setCandidateKey('customvar_id');
$relations->belongsToMany('hostgroup', Hostgroup::class)
->through(HostgroupCustomvar::class)
->setCandidateKey('customvar_id');
$relations->belongsToMany('notification', Notification::class)
->through(NotificationCustomvar::class)
->setCandidateKey('customvar_id');
$relations->belongsToMany('notificationcommand', Notificationcommand::class)
->through(NotificationcommandCustomvar::class)
->setCandidateKey('customvar_id');
$relations->belongsToMany('service', Service::class)
->through(ServiceCustomvar::class)
->setCandidateKey('customvar_id');
$relations->belongsToMany('servicegroup', Servicegroup::class)
->through(ServicegroupCustomvar::class)
->setCandidateKey('customvar_id');
$relations->belongsToMany('timeperiod', Timeperiod::class)
->through(TimeperiodCustomvar::class)
->setCandidateKey('customvar_id');
$relations->belongsToMany('user', User::class)
->through(UserCustomvar::class)
->setCandidateKey('customvar_id');
$relations->belongsToMany('usergroup', Usergroup::class)
->through(UsergroupCustomvar::class)
->setCandidateKey('customvar_id');
}
/**
* Restore flattened custom variables to their previous structure
*
* @param Traversable $flattenedVars
*
* @return array
*/
public function unFlattenVars(Traversable $flattenedVars): array
{
$registerValue = function (&$data, $source, $path, $value) use (&$registerValue) {
$step = array_shift($path);
$isIndex = (bool) preg_match('/^\[(\d+)]$/', $step, $m);
if ($isIndex) {
$step = $m[1];
}
if ($source !== null) {
while (! isset($source[$step])) {
if ($isIndex) {
$step = sprintf('[%d]', $step);
$isIndex = false;
} else {
if (empty($path)) {
break;
}
$step = implode('.', [$step, array_shift($path)]);
}
}
}
if (! empty($path)) {
if (! isset($data[$step])) {
$data[$step] = [];
}
$registerValue($data[$step], $source[$step] ?? null, $path, $value);
} else {
// Since empty custom vars of type dictionaries and arrays have null values in customvar_flat table,
// we won't be able to render them as such. Therefore, we have to use the value of the `customvar`
// table if it's not null, otherwise the current value, which is a "null" string.
$data[$step] = $value === null && ($source[$step] ?? null) === [] ? $source[$step] : $value;
}
};
if ($flattenedVars instanceof Query) {
$flattenedVars->withColumns(['customvar.name', 'customvar.value']);
}
$vars = [];
foreach ($flattenedVars as $var) {
if (isset($var->customvar->name)) {
$var->customvar->value = json_decode($var->customvar->value, true);
$realName = $var->customvar->name;
$source = [$realName => $var->customvar->value];
$sourcePath = ltrim(substr($var->flatname, strlen($realName)), '.');
$path = array_merge(
[$realName],
$sourcePath
? preg_split('/(?<=\w|])\.|(?<!^|\.)(?=\[)/', $sourcePath)
: []
);
} else {
$path = explode('.', $var->flatname);
$source = null;
}
$registerValue($vars, $source, $path, $var->flatvalue);
if (isset($var->customvar->name)) {
$var->customvar->name = null;
$var->customvar->value = null;
}
}
return $vars;
}
}
|
