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Implement an asset_or_location views argument plugin.

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Paul Weidner 2021-06-01 22:48:32 -07:00 committed by Michael Stenta
parent 238fb66b85
commit 6a14fe5809
1 changed files with 69 additions and 0 deletions
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69
modules/ui/views/src/Plugin/views/argument/AssetOrLocationArgument.php Normal file
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<?php
namespace Drupal\farm_ui_views\Plugin\views\argument;
use Drupal\views\Plugin\views\argument\ArgumentPluginBase;
use Drupal\views\Views;
/**
* Argument handler for both the asset and location fields on logs.
*
* @ViewsArgument("asset_or_location")
*/
class AssetOrLocationArgument extends ArgumentPluginBase {
/**
* {@inheritdoc}
*/
public function query($group_by = FALSE) {
// Join the log__asset table with a condition to match the asset ID.
/** @var \Drupal\views\Plugin\views\join\JoinPluginBase $join */
$join = Views::pluginManager('join')->createInstance('standard', [
'table' => 'log__asset',
'field' => 'entity_id',
'left_table' => $this->table,
'left_field' => 'id',
'extra' => [
[
'field' => 'deleted',
'value' => 0,
],
[
'field' => 'asset_target_id',
'value' => $this->argument,
],
],
]);
$asset_alias = $this->query->addRelationship('log__asset', $join, $this->table);
// Join the log__location table with a condition to match the asset ID.
/** @var \Drupal\views\Plugin\views\join\JoinPluginBase $join */
$join = Views::pluginManager('join')->createInstance('standard', [
'table' => 'log__location',
'field' => 'entity_id',
'left_table' => $this->table,
'left_field' => 'id',
'extra' => [
[
'field' => 'deleted',
'value' => 0,
],
[
'field' => 'location_target_id',
'value' => $this->argument,
],
],
]);
$location_alias = $this->query->addRelationship('log__location', $join, $this->table);
// Limit the query to only include logs that reference the asset on the
// asset OR location field. This must be added in a single where expression
// so the condition is not combined with other filters from the view.
$placeholder = $this->placeholder();
$asset_condition = "$asset_alias.asset_target_id = $placeholder";
$location_condition = "$location_alias.location_target_id = $placeholder";
$this->query->addWhereExpression(0, "($asset_condition) OR ($location_condition)", [$placeholder => $this->argument]);
}
}