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<?php
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/**
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* @file
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* On behalf implementation of Feeds mapping API for date
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*/
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/**
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* Implements hook_feeds_processor_targets_alter().
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*
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* @see FeedsNodeProcessor::getMappingTargets().
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*
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* @todo Only provides "end date" target if field allows it.
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*/
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function date_feeds_processor_targets_alter(&$targets, $entity_type, $bundle_name) {
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foreach (field_info_instances($entity_type, $bundle_name) as $name => $instance) {
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$info = field_info_field($name);
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if (in_array($info['type'], array('date', 'datestamp', 'datetime'))) {
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$targets[$name . ':start'] = array(
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'name' => t('@name: Start', array('@name' => $instance['label'])),
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'callback' => 'date_feeds_set_target',
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'description' => t('The start date for the @name field. Also use if mapping both start and end.', array('@name' => $instance['label'])),
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'real_target' => $name,
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);
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$targets[$name . ':end'] = array(
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'name' => t('@name: End', array('@name' => $instance['label'])),
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'callback' => 'date_feeds_set_target',
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'description' => t('The end date for the @name field.', array('@name' => $instance['label'])),
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'real_target' => $name,
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);
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}
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}
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}
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/**
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* Implements hook_feeds_set_target().
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*
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* @param $node
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* The target node.
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* @param $field_name
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* The name of field on the target node to map to.
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* @param $feed_element
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* The value to be mapped. Should be either a (flexible) date string
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* or a FeedsDateTimeElement object.
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*
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*/
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function date_feeds_set_target($source, $entity, $target, $feed_element) {
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list($field_name, $sub_field) = explode(':', $target, 2);
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if (!($feed_element instanceof FeedsDateTimeElement)) {
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if (!is_array($feed_element)) {
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$feed_element = array($feed_element);
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}
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$delta = 0;
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foreach ($feed_element as $f) {
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if (empty($f) || !is_numeric($f) && !date_create($f)) {
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$array_element = new FeedsDateTimeElement(NULL, NULL);
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}
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elseif ($sub_field == 'end') {
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$array_element = new FeedsDateTimeElement(NULL, $f);
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}
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else {
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$array_element = new FeedsDateTimeElement($f, NULL);
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}
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$array_element->buildDateField($entity, $field_name, $delta);
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$delta++;
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}
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}
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}
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