/**
* Takes SQL query part, and translates it into an ES filter
*
* @param $query
*
* @return array ES filter
*/
protected function get_es_filter_for_clause($query)
{
// The sub-parts of a $where part.
$filter_parts = array();
$column = !empty($query['column']) ? $query['column'] : $this->column;
$compare = $this->get_compare($query);
$inclusive = !empty($query['inclusive']) && $query['inclusive'] === true ? true : false;
// Assign greater- and less-than values.
$lt = 'lt';
$gt = 'gt';
if ($inclusive) {
$lt .= 'e';
$gt .= 'e';
}
// Range queries.
if (!empty($query['after'])) {
$range_filters = array("{$column}" => array("{$gt}" => $this->build_mysql_datetime($query['after'])));
}
if (!empty($query['before'])) {
$range_filters = empty($range_filters[$column]) ? array("{$column}" => array("{$lt}" => array())) : $range_filters;
$range_filters[$column][$lt] = $this->build_mysql_datetime($query['before']);
}
if (!empty($query['after']) || !empty($query['before'])) {
$filter_parts['range_filters'] = $range_filters;
}
// Specific value queries.
$date_parameters = array('year' => !empty($query['year']) ? $query['year'] : false, 'month' => !empty($query['month']) ? $query['month'] : false, 'week' => !empty($query['week']) ? $query['week'] : false, 'dayofyear' => !empty($query['dayofyear']) ? $query['dayofyear'] : false, 'day' => !empty($query['day']) ? $query['day'] : false, 'dayofweek' => !empty($query['dayofweek']) ? $query['dayofweek'] : false, 'dayofweek_iso' => !empty($query['dayofweek_iso']) ? $query['dayofweek_iso'] : false, 'hour' => !empty($query['hour']) ? $query['hour'] : false, 'minute' => !empty($query['minute']) ? $query['minute'] : false, 'second' => !empty($query['second']) ? $query['second'] : false, 'm' => !empty($query['m']) ? $query['m'] : false);
if (empty($date_parameters['month']) && !empty($query['monthnum'])) {
$date_parameters['month'] = $query['monthnum'];
}
if (empty($date_parameters['week']) && !empty($query['w'])) {
$date_parameters['week'] = $query['w'];
}
foreach ($date_parameters as $param => $value) {
if (false === $value) {
unset($date_parameters[$param]);
}
}
if ($date_parameters) {
EP_WP_Date_Query::validate_date_values($date_parameters);
$date_terms = array('must' => array(), 'should' => array(), 'must_not' => array());
foreach ($date_parameters as $param => $value) {
if ('=' === $compare) {
$date_terms['must'][]['term']["date_terms.{$param}"] = $value;
} else {
if ('!=' === $compare) {
$date_terms['must_not'][]['term']["date_terms.{$param}"] = $value;
} else {
if ('IN' === $compare) {
foreach ($value as $in_value) {
$date_terms['should'][]['term']["date_terms.{$param}"] = $in_value;
}
} else {
if ('NOT IN' === $compare) {
foreach ($value as $in_value) {
$date_terms['must_not'][]['term']["date_terms.{$param}"] = $in_value;
}
} else {
if ('BETWEEN' === $compare) {
$range_filter["date_terms.{$param}"] = array();
$range_filter["date_terms.{$param}"]['gte'] = $value[0];
$range_filter["date_terms.{$param}"]['lte'] = $value[1];
$filter_parts['range_filters'] = $range_filter;
} else {
if ('NOT BETWEEN' === $compare) {
$range_filter["date_terms.{$param}"] = array();
$range_filter["date_terms.{$param}"]['gt'] = $value[0];
$range_filter["date_terms.{$param}"]['lt'] = $value[1];
$filter_parts['range_filters'] = array('not' => $range_filter);
} else {
if (strpos($compare, '>') !== false) {
$range = strpos($compare, '=') !== false ? 'gte' : 'gt';
$range_filter["date_terms.{$param}"] = array();
$range_filter["date_terms.{$param}"][$range] = $value;
$filter_parts['range_filters'] = $range_filter;
} else {
if (strpos($compare, '<') !== false) {
$range = strpos($compare, '=') !== false ? 'lte' : 'lt';
$range_filter["date_terms.{$param}"] = array();
$range_filter["date_terms.{$param}"][$range] = $value;
$filter_parts['range_filters'] = $range_filter;
}
}
}
}
}
}
}
}
}
$date_terms = array_filter($date_terms);
if (!empty($date_terms)) {
$filter_parts['date_terms'] = $date_terms;
}
}
return $filter_parts;
}
/**
* Format WP query args for ES
*
* @param array $args
* @since 0.9.0
* @return array
*/
public function format_args($args)
{
if (!empty($args['post_per_page'])) {
$posts_per_page = $args['post_per_page'];
} else {
$posts_per_page = get_option('posts_per_page');
}
$formatted_args = array('from' => 0, 'size' => $posts_per_page);
/**
* Order and Orderby arguments
*
* Used for how Elasticsearch will sort results
*
* @since 1.1
*/
// Set sort order, default is 'desc'
if (!empty($args['order'])) {
$order = $this->parse_order($args['order']);
} else {
$order = 'desc';
}
// Set sort type
if (!empty($args['orderby'])) {
$sort = $this->parse_orderby($args['orderby'], $order);
if (false !== $sort) {
$formatted_args['sort'] = $sort;
}
}
// Either nothing was passed or the parse_orderby failed, use default sort
if (empty($args['orderby']) || false === $sort) {
// Default sort is to use the score (based on relevance)
$default_sort = array(array('_score' => array('order' => $order)));
$default_sort = apply_filters('ep_set_default_sort', $default_sort, $order);
$formatted_args['sort'] = $default_sort;
}
$filter = array('and' => array());
$use_filters = false;
/**
* Tax Query support
*
* Support for the tax_query argument of WP_Query
* Currently only provides support for the 'AND' relation between taxonomies
*
* @use field = slug
* terms array
* @since 0.9.1
*/
if (!empty($args['tax_query'])) {
$tax_filter = array();
foreach ($args['tax_query'] as $single_tax_query) {
if (!empty($single_tax_query['terms']) && !empty($single_tax_query['field']) && 'slug' === $single_tax_query['field']) {
$terms = (array) $single_tax_query['terms'];
// Set up our terms object
$terms_obj = array('terms.' . $single_tax_query['taxonomy'] . '.slug' => $terms);
// Use the AND operator if passed
if (!empty($single_tax_query['operator']) && 'AND' === $single_tax_query['operator']) {
$terms_obj['execution'] = 'and';
}
// Add the tax query filter
$tax_filter[]['terms'] = $terms_obj;
}
}
if (!empty($tax_filter)) {
$filter['and'][]['bool']['must'] = $tax_filter;
}
$use_filters = true;
}
/**
* 'category_name' arg support.
*
* @since 1.5
*/
if (!empty($args['category_name'])) {
$terms_obj = array('terms.category.slug' => array($args['category_name']));
$filter['and'][]['bool']['must'] = array('terms' => $terms_obj);
$use_filters = true;
}
/**
* Author query support
*
* @since 1.0
*/
if (!empty($args['author'])) {
$filter['and'][] = array('term' => array('post_author.id' => $args['author']));
$use_filters = true;
} elseif (!empty($args['author_name'])) {
$filter['and'][] = array('term' => array('post_author.raw' => $args['author']));
$use_filters = true;
}
/**
* Simple date params support
*
* @since 1.3
*/
if ($date_filter = EP_WP_Date_Query::simple_es_date_filter($args)) {
$filter['and'][] = $date_filter;
$use_filters = true;
}
/**
* 'date_query' arg support.
*
*/
if (!empty($args['date_query'])) {
$date_query = new EP_WP_Date_Query($args['date_query']);
$date_filter = $date_query->get_es_filter();
if (array_key_exists('and', $date_filter)) {
$filter['and'][] = $date_filter['and'];
$use_filters = true;
}
}
/**
* 'meta_query' arg support.
*
* Relation supports 'AND' and 'OR'. 'AND' is the default. For each individual query, the
* following 'compare' values are supported: =, !=, EXISTS, NOT EXISTS. '=' is the default.
* 'type' is NOT support at this time.
*
* @since 1.3
*/
if (!empty($args['meta_query'])) {
$meta_filter = array();
$relation = 'must';
if (!empty($args['meta_query']['relation']) && 'or' === strtolower($args['meta_query']['relation'])) {
$relation = 'should';
}
foreach ($args['meta_query'] as $single_meta_query) {
if (!empty($single_meta_query['key'])) {
$terms_obj = false;
$compare = '=';
if (!empty($single_meta_query['compare'])) {
$compare = strtolower($single_meta_query['compare']);
}
switch ($compare) {
case '!=':
if (isset($single_meta_query['value'])) {
$terms_obj = array('bool' => array('must_not' => array(array('terms' => array('post_meta.' . $single_meta_query['key'] . '.raw' => (array) $single_meta_query['value'])))));
}
break;
case 'exists':
$terms_obj = array('exists' => array('field' => 'post_meta.' . $single_meta_query['key']));
break;
case 'not exists':
$terms_obj = array('bool' => array('must_not' => array(array('exists' => array('field' => 'post_meta.' . $single_meta_query['key'])))));
break;
case '>=':
if (isset($single_meta_query['value'])) {
$terms_obj = array('bool' => array('must' => array(array('range' => array('post_meta.' . $single_meta_query['key'] . '.raw' => array("gte" => $single_meta_query['value']))))));
}
break;
case '<=':
if (isset($single_meta_query['value'])) {
$terms_obj = array('bool' => array('must' => array(array('range' => array('post_meta.' . $single_meta_query['key'] . '.raw' => array("lte" => $single_meta_query['value']))))));
}
break;
case '>':
if (isset($single_meta_query['value'])) {
$terms_obj = array('bool' => array('must' => array(array('range' => array('post_meta.' . $single_meta_query['key'] . '.raw' => array("gt" => $single_meta_query['value']))))));
}
break;
case '<':
if (isset($single_meta_query['value'])) {
$terms_obj = array('bool' => array('must' => array(array('range' => array('post_meta.' . $single_meta_query['key'] . '.raw' => array("lt" => $single_meta_query['value']))))));
}
break;
case 'like':
if (isset($single_meta_query['value'])) {
$terms_obj = array('query' => array("match" => array('post_meta.' . $single_meta_query['key'] => $single_meta_query['value'])));
}
break;
case '=':
default:
if (isset($single_meta_query['value'])) {
$terms_obj = array('terms' => array('post_meta.' . $single_meta_query['key'] . '.raw' => (array) $single_meta_query['value']));
}
break;
}
// Add the meta query filter
if (false !== $terms_obj) {
$meta_filter[] = $terms_obj;
}
}
}
if (!empty($meta_filter)) {
$filter['and'][]['bool'][$relation] = $meta_filter;
$use_filters = true;
}
}
/**
* Allow for search field specification
*
* @since 1.0
*/
if (!empty($args['search_fields'])) {
$search_field_args = $args['search_fields'];
$search_fields = array();
if (!empty($search_field_args['taxonomies'])) {
$taxes = (array) $search_field_args['taxonomies'];
foreach ($taxes as $tax) {
$search_fields[] = 'terms.' . $tax . '.name';
}
unset($search_field_args['taxonomies']);
}
if (!empty($search_field_args['meta'])) {
$metas = (array) $search_field_args['meta'];
foreach ($metas as $meta) {
$search_fields[] = 'post_meta.' . $meta;
}
unset($search_field_args['meta']);
}
if (in_array('author_name', $search_field_args)) {
$search_fields[] = 'post_author.login';
unset($search_field_args['author_name']);
}
$search_fields = array_merge($search_field_args, $search_fields);
} else {
$search_fields = array('post_title', 'post_excerpt', 'post_content');
}
$search_fields = apply_filters('ep_search_fields', $search_fields, $args);
$query = array('bool' => array('should' => array(array('multi_match' => array('query' => '', 'fields' => $search_fields, 'boost' => apply_filters('ep_match_boost', 2))), array('fuzzy_like_this' => array('fields' => $search_fields, 'like_text' => '', 'min_similarity' => apply_filters('ep_min_similarity', 0.75))))));
/**
* We are using ep_integrate instead of ep_match_all. ep_match_all will be
* supported for legacy code but may be deprecated and removed eventually.
*
* @since 1.3
*/
if (!empty($args['s']) && empty($args['ep_match_all']) && empty($args['ep_integrate'])) {
$query['bool']['should'][1]['fuzzy_like_this']['like_text'] = $args['s'];
$query['bool']['should'][0]['multi_match']['query'] = $args['s'];
$formatted_args['query'] = $query;
} else {
if (!empty($args['ep_match_all']) || !empty($args['ep_integrate'])) {
$formatted_args['query']['match_all'] = array();
}
}
/**
* Like WP_Query in search context, if no post_type is specified we default to "any". To
* be safe you should ALWAYS specify the post_type parameter UNLIKE with WP_Query.
*
* @since 1.3
*/
if (!empty($args['post_type'])) {
// should NEVER be "any" but just in case
if ('any' !== $args['post_type']) {
$post_types = (array) $args['post_type'];
$terms_map_name = 'terms';
if (count($post_types) < 2) {
$terms_map_name = 'term';
}
$filter['and'][] = array($terms_map_name => array('post_type.raw' => $post_types));
$use_filters = true;
}
}
if (isset($args['offset'])) {
$formatted_args['from'] = $args['offset'];
}
if (isset($args['posts_per_page'])) {
$formatted_args['size'] = $args['posts_per_page'];
}
if (isset($args['paged'])) {
$paged = $args['paged'] <= 1 ? 0 : $args['paged'] - 1;
$formatted_args['from'] = $args['posts_per_page'] * $paged;
}
if ($use_filters) {
$formatted_args['filter'] = $filter;
}
/**
* Aggregations
*/
if (isset($args['aggs']) && !empty($args['aggs']['aggs'])) {
$agg_obj = $args['aggs'];
// Add a name to the aggregation if it was passed through
if (!empty($agg_obj['name'])) {
$agg_name = $agg_obj['name'];
} else {
$agg_name = 'aggregation_name';
}
// Add/use the filter if warranted
if (isset($agg_obj['use-filter']) && false !== $agg_obj['use-filter'] && $use_filters) {
// If a filter is being used, use it on the aggregation as well to receive relevant information to the query
$formatted_args['aggs'][$agg_name]['filter'] = $filter;
$formatted_args['aggs'][$agg_name]['aggs'] = $agg_obj['aggs'];
} else {
$formatted_args['aggs'][$agg_name] = $args['aggs'];
}
}
return apply_filters('ep_formatted_args', $formatted_args, $args);
}
/**
* Format WP query args for ES
*
* @param array $args
* @since 0.9.0
* @return array
*/
public function format_args($args)
{
if (isset($args['post_per_page'])) {
// For backwards compatibility for those using this since EP 1.4
$args['posts_per_page'] = $args['post_per_page'];
}
if (!empty($args['posts_per_page'])) {
$posts_per_page = (int) $args['posts_per_page'];
if (-1 === $posts_per_page) {
$posts_per_page = 10000;
// -1 does not work, use max result window for ES
}
} else {
$posts_per_page = (int) get_option('posts_per_page');
}
$formatted_args = array('from' => 0, 'size' => $posts_per_page);
/**
* Order and Orderby arguments
*
* Used for how Elasticsearch will sort results
*
* @since 1.1
*/
// Set sort order, default is 'desc'
if (!empty($args['order'])) {
$order = $this->parse_order($args['order']);
} else {
$order = 'desc';
}
// Default sort for non-searches to date
if (empty($args['orderby']) && (!isset($args['s']) || '' === $args['s'])) {
$args['orderby'] = 'date';
}
// Set sort type
if (!empty($args['orderby'])) {
$formatted_args['sort'] = $this->parse_orderby($args['orderby'], $order, $args);
} else {
// Default sort is to use the score (based on relevance)
$default_sort = array(array('_score' => array('order' => $order)));
$default_sort = apply_filters('ep_set_default_sort', $default_sort, $order);
$formatted_args['sort'] = $default_sort;
}
$filter = array('bool' => array('must' => array()));
$use_filters = false;
/**
* Tax Query support
*
* Support for the tax_query argument of WP_Query. Currently only provides support for the 'AND' relation
* between taxonomies. Field only supports slug, term_id, and name defaulting to term_id.
*
* @use field = slug
* terms array
* @since 0.9.1
*/
//set tax_query if it's implicitly set in the query
//e.g. $args['tag'], $args['category_name']
if (empty($args['tax_query'])) {
$taxonomies = get_taxonomies();
$taxonomies = $this->sanitize_taxonomy_names($taxonomies);
//fix it up
foreach ($taxonomies as $tax => $taxName) {
if (isset($args[$taxName]) && !empty($args[$taxName])) {
$args['tax_query'][] = array('taxonomy' => $tax, 'terms' => array($args[$taxName]), 'field' => 'slug');
}
}
}
if (!empty($args['tax_query'])) {
$tax_filter = array();
foreach ($args['tax_query'] as $single_tax_query) {
if (!empty($single_tax_query['terms'])) {
$terms = (array) $single_tax_query['terms'];
$field = !empty($single_tax_query['field']) ? $single_tax_query['field'] : 'term_id';
if ('name' === $field) {
$field = 'name.raw';
}
// Set up our terms object
$terms_obj = array('terms.' . $single_tax_query['taxonomy'] . '.' . $field => $terms);
// Use the AND operator if passed
if (!empty($single_tax_query['operator']) && 'AND' === $single_tax_query['operator']) {
$terms_obj['execution'] = 'and';
}
// Add the tax query filter
$tax_filter[]['terms'] = $terms_obj;
}
}
if (!empty($tax_filter)) {
$relation = 'must';
if (!empty($args['tax_query']['relation']) && 'or' === strtolower($args['tax_query']['relation'])) {
$relation = 'should';
}
$filter['bool']['must'][]['bool'][$relation] = $tax_filter;
}
$use_filters = true;
}
/**
* 'post_parent' arg support.
*
* @since 2.0
*/
if (isset($args['post_parent']) && '' !== $args['post_parent'] && 'any' !== strtolower($args['post_parent'])) {
$filter['bool']['must'][]['bool']['must'] = array('term' => array('post_parent' => $args['post_parent']));
$use_filters = true;
}
/**
* 'post__in' arg support.
*
* @since x.x
*/
if (!empty($args['post__in'])) {
$filter['bool']['must'][]['bool']['must'] = array('terms' => array('post_id' => array_values((array) $args['post__in'])));
$use_filters = true;
}
/**
* 'post__not_in' arg support.
*
* @since x.x
*/
if (!empty($args['post__not_in'])) {
$filter['bool']['must'][]['bool']['must_not'] = array('terms' => array('post_id' => (array) $args['post__not_in']));
$use_filters = true;
}
/**
* Author query support
*
* @since 1.0
*/
if (!empty($args['author'])) {
$filter['bool']['must'][] = array('term' => array('post_author.id' => $args['author']));
$use_filters = true;
} elseif (!empty($args['author_name'])) {
$filter['bool']['must'][] = array('term' => array('post_author.raw' => $args['author']));
$use_filters = true;
}
/**
* Simple date params support
*
* @since 1.3
*/
if ($date_filter = EP_WP_Date_Query::simple_es_date_filter($args)) {
$filter['bool']['must'][] = $date_filter;
$use_filters = true;
}
/**
* 'date_query' arg support.
*
*/
if (!empty($args['date_query'])) {
$date_query = new EP_WP_Date_Query($args['date_query']);
$date_filter = $date_query->get_es_filter();
if (array_key_exists('and', $date_filter)) {
$filter['bool']['must'][] = $date_filter['and'];
$use_filters = true;
}
}
$meta_queries = array();
/**
* Support meta_key
*
* @since 2.1
*/
if (!empty($args['meta_key'])) {
if (!empty($args['meta_value'])) {
$meta_value = $args['meta_value'];
} elseif (!empty($args['meta_value_num'])) {
$meta_value = $args['meta_value_num'];
}
if (!empty($meta_value)) {
$meta_queries[] = array('key' => $args['meta_key'], 'value' => $meta_value);
}
}
/**
* Todo: Support meta_type
*/
/**
* 'meta_query' arg support.
*
* Relation supports 'AND' and 'OR'. 'AND' is the default. For each individual query, the
* following 'compare' values are supported: =, !=, EXISTS, NOT EXISTS. '=' is the default.
*
* @since 1.3
*/
if (!empty($args['meta_query'])) {
$meta_queries = array_merge($meta_queries, $args['meta_query']);
}
if (!empty($meta_queries)) {
$meta_filter = array();
$relation = 'must';
if (!empty($args['meta_query']) && !empty($args['meta_query']['relation']) && 'or' === strtolower($args['meta_query']['relation'])) {
$relation = 'should';
}
$meta_query_type_mapping = array('numeric' => 'long', 'binary' => 'raw', 'char' => 'raw', 'date' => 'date', 'datetime' => 'datetime', 'decimal' => 'double', 'signed' => 'long', 'time' => 'time', 'unsigned' => 'long');
foreach ($meta_queries as $single_meta_query) {
/**
* There is a strange case where meta_query looks like this:
* array(
* "something" => array(
* array(
* 'key' => ...
* ...
* )
* )
* )
*
* Somehow WordPress (WooCommerce) handles that case so we need to as well.
*
* @since 2.1
*/
if (is_array($single_meta_query) && empty($single_meta_query['key'])) {
reset($single_meta_query);
$first_key = key($single_meta_query);
if (is_array($single_meta_query[$first_key])) {
$single_meta_query = $single_meta_query[$first_key];
}
}
if (!empty($single_meta_query['key'])) {
$terms_obj = false;
$compare = '=';
if (!empty($single_meta_query['compare'])) {
$compare = strtolower($single_meta_query['compare']);
}
$type = null;
if (!empty($single_meta_query['type'])) {
$type = strtolower($single_meta_query['type']);
}
// Comparisons need to look at different paths
if (in_array($compare, array('exists', 'not exists'))) {
$meta_key_path = 'meta.' . $single_meta_query['key'];
} elseif (in_array($compare, array('=', '!=')) && !$type) {
$meta_key_path = 'meta.' . $single_meta_query['key'] . '.raw';
} elseif ('like' === $compare) {
$meta_key_path = 'meta.' . $single_meta_query['key'] . '.value';
} elseif ($type && isset($meta_query_type_mapping[$type])) {
// Map specific meta field types to different Elasticsearch core types
$meta_key_path = 'meta.' . $single_meta_query['key'] . '.' . $meta_query_type_mapping[$type];
} elseif (in_array($compare, array('>=', '<=', '>', '<', 'between'))) {
$meta_key_path = 'meta.' . $single_meta_query['key'] . '.double';
} else {
$meta_key_path = 'meta.' . $single_meta_query['key'] . '.raw';
}
switch ($compare) {
case 'not in':
case '!=':
if (isset($single_meta_query['value'])) {
$terms_obj = array('bool' => array('must_not' => array(array('terms' => array($meta_key_path => (array) $single_meta_query['value'])))));
}
break;
case 'exists':
$terms_obj = array('exists' => array('field' => $meta_key_path));
break;
case 'not exists':
$terms_obj = array('bool' => array('must_not' => array(array('exists' => array('field' => $meta_key_path)))));
break;
case '>=':
if (isset($single_meta_query['value'])) {
$terms_obj = array('bool' => array('must' => array(array('range' => array($meta_key_path => array("gte" => $single_meta_query['value']))))));
}
break;
case 'between':
if (isset($single_meta_query['value']) && is_array($single_meta_query['value']) && 2 === count($single_meta_query['value'])) {
$terms_obj = array('bool' => array('must' => array(array('range' => array($meta_key_path => array("gte" => $single_meta_query['value'][0]))), array('range' => array($meta_key_path => array("lte" => $single_meta_query['value'][1]))))));
}
break;
case '<=':
if (isset($single_meta_query['value'])) {
$terms_obj = array('bool' => array('must' => array(array('range' => array($meta_key_path => array('lte' => $single_meta_query['value']))))));
}
break;
case '>':
if (isset($single_meta_query['value'])) {
$terms_obj = array('bool' => array('must' => array(array('range' => array($meta_key_path => array('gt' => $single_meta_query['value']))))));
}
break;
case '<':
if (isset($single_meta_query['value'])) {
$terms_obj = array('bool' => array('must' => array(array('range' => array($meta_key_path => array('lt' => $single_meta_query['value']))))));
}
break;
case 'like':
if (isset($single_meta_query['value'])) {
$terms_obj = array('query' => array('match' => array($meta_key_path => $single_meta_query['value'])));
}
break;
case '=':
default:
if (isset($single_meta_query['value'])) {
$terms_obj = array('terms' => array($meta_key_path => (array) $single_meta_query['value']));
}
break;
}
// Add the meta query filter
if (false !== $terms_obj) {
$meta_filter[] = $terms_obj;
}
}
}
if (!empty($meta_filter)) {
$filter['bool']['must'][]['bool'][$relation] = $meta_filter;
$use_filters = true;
}
}
/**
* Allow for search field specification
*
* @since 1.0
*/
if (!empty($args['search_fields'])) {
$search_field_args = $args['search_fields'];
$search_fields = array();
if (!empty($search_field_args['taxonomies'])) {
$taxes = (array) $search_field_args['taxonomies'];
foreach ($taxes as $tax) {
$search_fields[] = 'terms.' . $tax . '.name';
}
unset($search_field_args['taxonomies']);
}
if (!empty($search_field_args['meta'])) {
$metas = (array) $search_field_args['meta'];
foreach ($metas as $meta) {
$search_fields[] = 'meta.' . $meta . '.value';
}
unset($search_field_args['meta']);
}
if (in_array('author_name', $search_field_args)) {
$search_fields[] = 'post_author.login';
unset($search_field_args['author_name']);
}
$search_fields = array_merge($search_field_args, $search_fields);
} else {
$search_fields = array('post_title', 'post_excerpt', 'post_content');
}
$search_fields = apply_filters('ep_search_fields', $search_fields, $args);
$query = array('bool' => array('should' => array(array('multi_match' => array('query' => '', 'type' => 'phrase', 'fields' => $search_fields, 'boost' => apply_filters('ep_match_phrase_boost', 4, $search_fields, $args))), array('multi_match' => array('query' => '', 'fields' => $search_fields, 'boost' => apply_filters('ep_match_boost', 2, $search_fields, $args), 'fuzziness' => 0, 'operator' => 'and')), array('multi_match' => array('fields' => $search_fields, 'query' => '', 'fuzziness' => apply_filters('ep_fuzziness_arg', 1, $search_fields, $args))))));
/**
* We are using ep_integrate instead of ep_match_all. ep_match_all will be
* supported for legacy code but may be deprecated and removed eventually.
*
* @since 1.3
*/
if (!empty($args['s']) && empty($args['ep_match_all']) && empty($args['ep_integrate'])) {
$query['bool']['should'][2]['multi_match']['query'] = $args['s'];
$query['bool']['should'][1]['multi_match']['query'] = $args['s'];
$query['bool']['should'][0]['multi_match']['query'] = $args['s'];
$formatted_args['query'] = $query;
} else {
if (!empty($args['ep_match_all']) || !empty($args['ep_integrate'])) {
$formatted_args['query']['match_all'] = array('boost' => 1);
}
}
/**
* If not set default to post. If search and not set, default to "any".
*/
if (!empty($args['post_type'])) {
// should NEVER be "any" but just in case
if ('any' !== $args['post_type']) {
$post_types = (array) $args['post_type'];
$terms_map_name = 'terms';
if (count($post_types) < 2) {
$terms_map_name = 'term';
$post_types = $post_types[0];
}
$filter['bool']['must'][] = array($terms_map_name => array('post_type.raw' => $post_types));
$use_filters = true;
}
} elseif (empty($args['s'])) {
$filter['bool']['must'][] = array('term' => array('post_type.raw' => 'post'));
$use_filters = true;
}
/**
* Like WP_Query in search context, if no post_status is specified we default to "any". To
* be safe you should ALWAYS specify the post_status parameter UNLIKE with WP_Query.
*
* @since 2.1
*/
if (!empty($args['post_status'])) {
// should NEVER be "any" but just in case
if ('any' !== $args['post_status']) {
$post_status = (array) $args['post_status'];
$terms_map_name = 'terms';
if (count($post_status) < 2) {
$terms_map_name = 'term';
$post_status = $post_status[0];
}
$filter['bool']['must'][] = array($terms_map_name => array('post_status' => $post_status));
$use_filters = true;
}
} else {
$filter['bool']['must'][] = array('term' => array('post_status' => 'publish'));
$use_filters = true;
}
if (isset($args['offset'])) {
$formatted_args['from'] = $args['offset'];
}
if (isset($args['paged']) && $args['paged'] > 1) {
$formatted_args['from'] = $args['posts_per_page'] * ($args['paged'] - 1);
}
if ($use_filters) {
$formatted_args['post_filter'] = $filter;
}
/**
* Aggregations
*/
if (isset($args['aggs']) && !empty($args['aggs']['aggs'])) {
$agg_obj = $args['aggs'];
// Add a name to the aggregation if it was passed through
if (!empty($agg_obj['name'])) {
$agg_name = $agg_obj['name'];
} else {
$agg_name = 'aggregation_name';
}
// Add/use the filter if warranted
if (isset($agg_obj['use-filter']) && false !== $agg_obj['use-filter'] && $use_filters) {
// If a filter is being used, use it on the aggregation as well to receive relevant information to the query
$formatted_args['aggs'][$agg_name]['filter'] = $filter;
$formatted_args['aggs'][$agg_name]['aggs'] = $agg_obj['aggs'];
} else {
$formatted_args['aggs'][$agg_name] = $args['aggs'];
}
}
return apply_filters('ep_formatted_args', $formatted_args, $args);
}
