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<?php
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/**
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* @file
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* Filters out empty values from an array.
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*/
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$plugin = array(
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'form' => 'feeds_tamper_array_filter_form',
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'callback' => 'feeds_tamper_array_filter_callback',
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'name' => 'Filter empty items',
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'multi' => 'direct',
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'category' => 'List',
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);
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function feeds_tamper_array_filter_form($importer, $element_key, $settings) {
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$form = array();
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$form['help'] = array(
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'#markup' => t('Filter out empty values from a list.'),
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);
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return $form;
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}
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function feeds_tamper_array_filter_callback($result, $item_key, $element_key, &$field, $settings, $source) {
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if (is_array($field)) {
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$field = array_values(array_filter($field));
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}
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}
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