diff options
Diffstat (limited to 'modules/monitoring/library/Monitoring/Data/ColumnFilterIterator.php')
-rw-r--r-- | modules/monitoring/library/Monitoring/Data/ColumnFilterIterator.php | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/modules/monitoring/library/Monitoring/Data/ColumnFilterIterator.php b/modules/monitoring/library/Monitoring/Data/ColumnFilterIterator.php new file mode 100644 index 0000000..0ad051b --- /dev/null +++ b/modules/monitoring/library/Monitoring/Data/ColumnFilterIterator.php @@ -0,0 +1,30 @@ +<?php +/* Icinga Web 2 | (c) 2015 Icinga Development Team | GPLv2+ */ + +namespace Icinga\Module\Monitoring\Data; + +use ArrayIterator; +use FilterIterator; +use Zend_Db_Expr; + +/** + * Iterator over non-pseudo monitoring query columns + */ +class ColumnFilterIterator extends FilterIterator +{ + /** + * Create a new ColumnFilterIterator + * + * @param array $columns + */ + public function __construct(array $columns) + { + parent::__construct(new ArrayIterator($columns)); + } + + public function accept(): bool + { + $column = $this->current(); + return ! ($column instanceof Zend_Db_Expr || $column === '(NULL)'); + } +} |