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<?php |
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namespace kalanis\kw_mapper\Storage\Database\Dialects; |
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use kalanis\kw_mapper\Interfaces\IQueryBuilder; |
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use kalanis\kw_mapper\MapperException; |
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use kalanis\kw_mapper\Records\TFill; |
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use kalanis\kw_mapper\Storage\Shared\QueryBuilder; |
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/** |
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* Class LdapQueries |
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* @package kalanis\kw_mapper\Storage\Database\Dialects |
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* LDAP queries |
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* @link https://ldap.com/ldap-dns-and-rdns/ |
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* @link https://docs.microsoft.com/cs-cz/windows/win32/adsi/search-filter-syntax?redirectedfrom=MSDN |
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* @link https://www.php.net/manual/en/function.ldap-search.php#28593 |
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* @link https://docs.ldap.com/specs/rfc4514.txt |
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*/ |
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class LdapQueries |
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{ |
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use TFill; |
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/** @var array<string, string> */ |
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protected array $sanitizer = [ |
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' ' => '\20', |
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'#' => '\23', |
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'"' => '\22', |
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'+' => '\2b', |
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',' => '\2c', |
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';' => '\3b', |
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'<' => '\3c', |
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'=' => '\3d', |
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'>' => '\3e', |
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'\\' => '\5c', |
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]; |
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/** |
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* @param string $domain |
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* @return string |
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* |
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* The domain is simple http link -> |
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* http://username:[email protected]:9090/path/to/somewhere? |
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* where hostname.tld is parsed as domain component and /path/to/somewhere as organization units |
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*/ |
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public function domainDn(string $domain): string |
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{ |
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$parsed = parse_url($domain); |
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if (false === $parsed || empty($parsed['host']) || empty($parsed['path'])) { |
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return ''; |
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} |
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$parts = explode('.', $parsed['host']); |
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$tld = array_slice($parts, -1, 1); |
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$domain = array_slice($parts, -2, 1); |
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$trailed = array_filter(explode('/', $parsed['path'])); |
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$locators = []; |
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$subs = count($trailed); |
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if (2 < $subs) { |
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$locators[] = 'uid=' . $this->sanitizeDn(strval(end($trailed))); |
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$locators[] = 'ou=' . $this->sanitizeDn(strval(prev($trailed))); |
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$locators[] = 'cn=' . $this->sanitizeDn(strval(prev($trailed))); |
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} elseif (1 < $subs) { |
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$locators[] = 'ou=' . $this->sanitizeDn(strval(end($trailed))); |
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$locators[] = 'cn=' . $this->sanitizeDn(strval(prev($trailed))); |
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} elseif ($subs) { |
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$locators[] = 'cn=' . $this->sanitizeDn(strval(end($trailed))); |
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} |
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$locators[] = 'dc=' . $this->sanitizeDn(strval(reset($domain))); |
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$locators[] = 'dc=' . $this->sanitizeDn(strval(reset($tld))); |
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return implode(',', $locators); |
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} |
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public function userDn(string $domain, string $username): string |
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{ |
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$parsed = parse_url($domain); |
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if (false === $parsed || empty($parsed['host']) || empty($parsed['path'])) { |
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return ''; |
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} |
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$parts = explode('.', $parsed['host']); |
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$tld = array_slice($parts, -1, 1); |
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$domain = array_slice($parts, -2, 1); |
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$trailed = array_filter(explode('/', $parsed['path'])); |
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$locators = []; |
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$locators[] = 'uid=' . $this->sanitizeDn($username); |
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$subs = count($trailed); |
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if (1 < $subs) { |
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$locators[] = 'ou=' . $this->sanitizeDn(strval(end($trailed))); |
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$locators[] = 'cn=' . $this->sanitizeDn(strval(prev($trailed))); |
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} elseif ($subs) { |
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$locators[] = 'cn=' . $this->sanitizeDn(strval(end($trailed))); |
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} |
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$locators[] = 'dc=' . $this->sanitizeDn(strval(reset($domain))); |
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$locators[] = 'dc=' . $this->sanitizeDn(strval(reset($tld))); |
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return implode(',', $locators); |
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} |
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protected function sanitizeDn(string $dn): string |
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{ |
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return strtr($dn, $this->sanitizer); |
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} |
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/** |
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* @param QueryBuilder $builder |
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* @return array<string|int, int|string|float|null> |
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*/ |
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public function changed(QueryBuilder $builder): array |
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{ |
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$props = []; |
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$params = $builder->getParams(); |
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foreach ($builder->getProperties() as $property) { |
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$props[$property->getColumnName()] = $params[$property->getColumnKey()]; |
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} |
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return $props; |
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} |
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/** |
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* @param QueryBuilder $builder |
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* @throws MapperException |
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* @return string |
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*/ |
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public function filter(QueryBuilder $builder): string |
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{ |
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$cond = []; |
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foreach ($builder->getConditions() as $condition) { |
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$cond[] = $this->addCompare($condition, $builder->getParams()); |
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} |
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return sprintf('(%s%s)', $this->howMergeRules($builder), implode('', $cond)); |
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} |
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protected function howMergeRules(QueryBuilder $builder): string |
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{ |
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return (IQueryBuilder::RELATION_AND == $builder->getRelation()) ? '&' : '|'; |
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} |
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/** |
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* @param QueryBuilder\Condition $condition |
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* @param array<string, int|string|float> $params |
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* @throws MapperException |
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* @return string |
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*/ |
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protected function addCompare(QueryBuilder\Condition $condition, array $params): string |
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{ |
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if ($condition->isRaw()) { |
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return strval($condition->getRaw()); |
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} |
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$columnName = strval($condition->getColumnName()); |
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switch ($condition->getOperation()) { |
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case IQueryBuilder::OPERATION_NULL: |
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return sprintf('(%s=*)', $columnName); |
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case IQueryBuilder::OPERATION_NNULL: |
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return sprintf('(!(%s=*))', $columnName); |
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case IQueryBuilder::OPERATION_EQ: |
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return sprintf('(%s=%s)', $columnName, $params[strval($condition->getColumnKey())]); |
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case IQueryBuilder::OPERATION_NEQ: |
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return sprintf('(!(%s=%s))', $columnName, $params[strval($condition->getColumnKey())]); |
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case IQueryBuilder::OPERATION_GT: |
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return sprintf('(%s>%s)', $columnName, $params[strval($condition->getColumnKey())]); |
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case IQueryBuilder::OPERATION_GTE: |
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return sprintf('(%s>=%s)', $columnName, $params[strval($condition->getColumnKey())]); |
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case IQueryBuilder::OPERATION_LT: |
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return sprintf('(%s<%s)', $columnName, $params[strval($condition->getColumnKey())]); |
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case IQueryBuilder::OPERATION_LTE: |
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return sprintf('(%s<=%s)', $columnName, $params[strval($condition->getColumnKey())]); |
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case IQueryBuilder::OPERATION_LIKE: |
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return sprintf('(%s=%s)', $columnName, $this->changePercents(strval($params[strval($condition->getColumnKey())]))); |
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case IQueryBuilder::OPERATION_NLIKE: |
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return sprintf('(!(%s=%s))', $columnName, $this->changePercents(strval($params[strval($condition->getColumnKey())]))); |
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case IQueryBuilder::OPERATION_IN: |
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return sprintf('(|%s)', $this->changeIn($columnName, $condition->getColumnKey(), $params)); |
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case IQueryBuilder::OPERATION_NIN: |
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return sprintf('(!(|%s))', $this->changeIn($columnName, $condition->getColumnKey(), $params)); |
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case IQueryBuilder::OPERATION_REXP: |
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default: |
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throw new MapperException(sprintf('Unknown operation *%s*!', $condition->getOperation())); |
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} |
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} |
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protected function changePercents(string $in): string |
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{ |
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return strtr($in, ['%' => '*']); |
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} |
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/** |
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* @param string $columnName |
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* @param string|string[] $keys |
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* @param array<string, int|string|float> $params |
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* @return string |
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*/ |
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protected function changeIn(string $columnName, $keys, array $params): string |
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{ |
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if (!is_array($keys)) { |
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$keys = (array) $keys; |
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} |
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if (empty($keys)) { |
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return sprintf('(%s=0)', $columnName); |
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} |
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$vars = []; |
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foreach ($keys as $key) { |
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$val = isset($params[$key]) ? $params[$key] : '0'; |
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$vars[] = sprintf('(%s=%s)', $columnName, $val); |
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} |
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return implode('', $vars); |
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} |
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} |
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alex-kalanis /
kw_mapper
