Chris@0: <?php
Chris@0: 
Chris@0: namespace Drupal\search;
Chris@0: 
Chris@0: use Drupal\Core\Database\Query\Condition;
Chris@0: 
Chris@0: /**
Chris@0:  * Extends the core SearchQuery to be able to gets its protected values.
Chris@0:  */
Chris@0: class ViewsSearchQuery extends SearchQuery {
Chris@0: 
Chris@0:   /**
Chris@0:    * Returns the conditions property.
Chris@0:    *
Chris@0:    * @return array
Chris@0:    *   The query conditions.
Chris@0:    */
Chris@0:   public function &conditions() {
Chris@0:     return $this->conditions;
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Returns the words property.
Chris@0:    *
Chris@0:    * @return array
Chris@0:    *   The positive search keywords.
Chris@0:    */
Chris@0:   public function words() {
Chris@0:     return $this->words;
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Returns the simple property.
Chris@0:    *
Chris@0:    * @return bool
Chris@0:    *   TRUE if it is a simple query, and FALSE if it is complicated (phrases
Chris@0:    *   or LIKE).
Chris@0:    */
Chris@0:   public function simple() {
Chris@0:     return $this->simple;
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Returns the matches property.
Chris@0:    *
Chris@0:    * @return int
Chris@0:    *   The number of matches needed.
Chris@0:    */
Chris@0:   public function matches() {
Chris@0:     return $this->matches;
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Executes and returns the protected parseSearchExpression method.
Chris@0:    */
Chris@0:   public function publicParseSearchExpression() {
Chris@0:     return $this->parseSearchExpression();
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Replaces the original condition with a custom one from views recursively.
Chris@0:    *
Chris@0:    * @param string $search
Chris@0:    *   The searched value.
Chris@0:    * @param string $replace
Chris@0:    *   The value which replaces the search value.
Chris@0:    * @param array $condition
Chris@0:    *   The query conditions array in which the string is replaced. This is an
Chris@0:    *   item from a \Drupal\Core\Database\Query\Condition::conditions array,
Chris@0:    *   which must have a 'field' element.
Chris@0:    */
Chris@0:   public function conditionReplaceString($search, $replace, &$condition) {
Chris@0:     if ($condition['field'] instanceof Condition) {
Chris@0:       $conditions =& $condition['field']->conditions();
Chris@0:       foreach ($conditions as $key => &$subcondition) {
Chris@0:         if (is_numeric($key)) {
Chris@0:           // As conditions can be nested, the function has to be called
Chris@0:           // recursively.
Chris@0:           $this->conditionReplaceString($search, $replace, $subcondition);
Chris@0:         }
Chris@0:       }
Chris@0:     }
Chris@0:     else {
Chris@0:       $condition['field'] = str_replace($search, $replace, $condition['field']);
Chris@0:     }
Chris@0:   }
Chris@0: 
Chris@0: }