src/DcGeneral/Data/FilterBuilder.php
private function getFilterForLike($attribute, IFilter $filter, $operation)
    {
        if ($attribute) {
            $filter->addFilterRule(new SearchAttribute(
                $attribute,
                $operation['value'],
                $this->getMetaModel()->getAvailableLanguages() ?: array()
            ));

            return;
        }

        $columns = $this->connection->getSchemaManager()->listTableColumns($this->getMetaModel()->getTableName());
        if ($columns[$operation['property']]) {
            // System column?
            $filter->addFilterRule(new SimpleQuery(
                sprintf(
                    'SELECT id FROM %s WHERE %s LIKE ?',
                    $this->getMetaModel()->getTableName(),
                    $operation['property']
                ),
                array($operation['value']),
                'id',
                $this->connection
            ));

            return;
        }

        throw new \RuntimeException(
            'Error processing filter array - unknown property ' . var_export($operation['property'], true),
            1
        );
    }
private function getFilterForLike($attribute, IFilter $filter, $operation)
    {
        if ($attribute) {
            $filter->addFilterRule(new SearchAttribute(
                $attribute,
                $operation['value'],
                $this->getMetaModel()->getAvailableLanguages() ?: array()
            ));

            return;
        }

        $columns = $this->connection->getSchemaManager()->listTableColumns($this->getMetaModel()->getTableName());
        if ($columns[$operation['property']]) {
            // System column?
            $filter->addFilterRule(new SimpleQuery(
                sprintf(
                    'SELECT id FROM %s WHERE %s LIKE ?',
                    $this->getMetaModel()->getTableName(),
                    $operation['property']
                ),
                array($operation['value']),
                'id',
                $this->connection
            ));

            return;
        }

        throw new \RuntimeException(
            'Error processing filter array - unknown property ' . var_export($operation['property'], true),
            1
        );
    }
Return the filter query for a "foo LIKE '%ba_r%'" filter.

The searched value may contain the wildcards '*' and '?' which will get converted to proper SQL.

@param IAttribute $attribute The attribute.

@param IFilter    $filter    The filter to add the operations to.

@param array      $operation The operation to convert.

@return void

@throws \RuntimeException When the operation can not be parsed.