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<?php
namespace Icinga\Module\Director\Resolver;
use gipfl\IcingaWeb2\Link;
use gipfl\Translation\TranslationHelper;
use Icinga\Module\Director\Objects\IcingaCommand;
use InvalidArgumentException;
class CommandUsage
{
use TranslationHelper;
/** @var IcingaCommand */
protected $command;
/** @var \Zend_Db_Adapter_Abstract */
protected $db;
/**
* CommandUsageTable constructor.
* @param IcingaCommand $command
*/
public function __construct(IcingaCommand $command)
{
if ($command->isTemplate()) {
throw new InvalidArgumentException(
'CommandUsageTable expects object or external_object, got a template'
);
}
$this->command = $command;
$this->db = $command->getDb();
}
/**
* @return array
*/
public function getLinks()
{
$name = $this->command->getObjectName();
$links = [];
$map = [
'host' => ['check_command', 'event_command'],
'service' => ['check_command', 'event_command'],
'notification' => ['command'],
];
$types = [
'host' => [
'object' => $this->translate('%d Host(s)'),
'template' => $this->translate('%d Host Template(s)'),
],
'service' => [
'object' => $this->translate('%d Service(s)'),
'template' => $this->translate('%d Service Template(s)'),
'apply' => $this->translate('%d Service Apply Rule(s)'),
],
'notification' => [
'object' => $this->translate('%d Notification(s)'),
'template' => $this->translate('%d Notification Template(s)'),
'apply' => $this->translate('%d Notification Apply Rule(s)'),
],
];
$urlSuffix = [
'object' => '',
'template' => '/templates',
'apply' => '/applyrules',
];
foreach ($map as $type => $relations) {
$res = $this->fetchFor($type, $relations, array_keys($types[$type]));
foreach ($types[$type] as $objectType => $caption) {
if ($res->$objectType > 0) {
$suffix = $urlSuffix[$objectType];
$links[] = Link::create(
sprintf($caption, $res->$objectType),
"director/${type}s$suffix",
['command' => $name]
);
}
}
}
return $links;
}
protected function fetchFor($table, $rels, $objectTypes)
{
$id = $this->command->getAutoincId();
$columns = [];
foreach ($objectTypes as $type) {
$columns[$type] = "COALESCE(SUM(CASE WHEN object_type = '$type' THEN 1 ELSE 0 END), 0)";
}
$query = $this->db->select()->from("icinga_$table", $columns);
foreach ($rels as $rel) {
$query->orWhere("${rel}_id = ?", $id);
}
return $this->db->fetchRow($query);
}
}
|
