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<?php
/**
* @file
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* Definition of Drupal\search\Plugin\views\argument\Search.
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namespace Drupal\search\Plugin\views\argument;
use Drupal\views\Plugin\views\argument\ArgumentPluginBase;
use Drupal\Component\Annotation\PluginID;
/**
* Argument that accepts query keys for search.
*
* @ingroup views_argument_handlers
* @PluginID("search")
*/
class Search extends ArgumentPluginBase {
/**
* Take sure that parseSearchExpression is runned and everything is set up for it.
*
* @param $input
* The search phrase which was input by the user.
*/
function query_parse_search_expression($input) {
if (!isset($this->search_query)) {
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$this->search_query = db_select('search_index', 'i', array('target' => 'slave'))->extend('Drupal\search\ViewsSearchQuery');
$this->search_query->searchExpression($input, $this->view->base_table);
$this->search_query->publicParseSearchExpression();
}
}
/**
* Add this argument to the query.
*/
public function query($group_by = FALSE) {
$required = FALSE;
$this->query_parse_search_expression($this->argument);
if (!isset($this->search_query)) {
$required = TRUE;
}
else {
$words = $this->search_query->words();
if (empty($words)) {
$required = TRUE;
}
}
if ($required) {
if ($this->operator == 'required') {
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$this->query->addWhere(0, 'FALSE');
$search_index = $this->ensureMyTable();
$search_condition = db_and();
// Create a new join to relate the 'search_total' table to our current 'search_index' table.
$definition = array(
'table' => 'search_total',
'field' => 'word',
'left_table' => $search_index,
'left_field' => 'word',
);
$join = drupal_container()->get('plugin.manager.views.join')->createInstance('standard', $definition);
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$search_total = $this->query->addRelationship('search_total', $join, $search_index);
$this->search_score = $this->query->add_field('', "SUM($search_index.score * $search_total.count)", 'score', array('aggregate' => TRUE));
if (empty($this->query->relationships[$this->relationship])) {
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$base_table = $this->view->storage->get('base_table');
}
else {
$base_table = $this->query->relationships[$this->relationship]['base'];
}
$search_condition->condition("$search_index.type", $base_table);
if (!$this->search_query->simple()) {
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$search_dataset = $this->query->addTable('search_dataset');
$conditions = $this->search_query->conditions();
$condition_conditions =& $conditions->conditions();
foreach ($condition_conditions as $key => &$condition) {
// Take sure we just look at real conditions.
if (is_numeric($key)) {
// Replace the conditions with the table alias of views.
$this->search_query->condition_replace_string('d.', "$search_dataset.", $condition);
}
}
$search_conditions =& $search_condition->conditions();
$search_conditions = array_merge($search_conditions, $condition_conditions);
}
else {
// Stores each condition, so and/or on the filter level will still work.
$or = db_or();
foreach ($words as $word) {
$or->condition("$search_index.word", $word);
}
$search_condition->condition($or);
}
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$this->query->addWhere(0, $search_condition);
$this->query->add_groupby("$search_index.sid");
$matches = $this->search_query->matches();
$placeholder = $this->placeholder();
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$this->query->addHavingExpression(0, "COUNT(*) >= $placeholder", array($placeholder => $matches));