protected function importSpecificPriceRules()
 {
     $this->truncateTables(array('specific_price_rule', 'specific_price_rule_condition', 'specific_price_rule_condition_group'));
     $handle = $this->openCsvFile('specific_price_rules.csv');
     for ($current_line = 0; $line = fgetcsv($handle, MAX_LINE_SIZE, ';'); $current_line++) {
         $res = false;
         $fields = $this->filterFields('SpecificPriceRule', $this->specific_price_rule_fields, $line);
         if (!isset($fields['id'])) {
             $specific_price_rule = new SpecificPriceRule($line[0]);
             $specific_price_rule->id = $line[0];
         } else {
             $specific_price_rule = new SpecificPriceRule($fields['id']);
         }
         foreach ($fields as $key => $field) {
             $specific_price_rule->{$key} = $field;
         }
         // add price rule conditions ps_specific_price_rule_condition
         if (trim($line[13])) {
             $conditions = explode(',', $line[13]);
             $values = array();
             foreach ($conditions as $condition) {
                 $cond = explode(':', $condition);
                 $values[] = array('type' => $cond[0], 'value' => $cond[1]);
             }
             $specific_price_rule->addConditions($values);
         }
         $specific_price_rule->force_id = true;
         if (!$res) {
             $res = $specific_price_rule->add();
         }
     }
     $this->closeCsvFile($handle);
     return true;
 }