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<?php |
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namespace Dudlewebs\WPMCS\s3\Aws\Api\Parser; |
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|
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use Dudlewebs\WPMCS\s3\Aws\Api\DateTimeResult; |
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use Dudlewebs\WPMCS\s3\Aws\Api\ListShape; |
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use Dudlewebs\WPMCS\s3\Aws\Api\MapShape; |
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use Dudlewebs\WPMCS\s3\Aws\Api\Parser\Exception\ParserException; |
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use Dudlewebs\WPMCS\s3\Aws\Api\Shape; |
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use Dudlewebs\WPMCS\s3\Aws\Api\StructureShape; |
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/** |
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* @internal Implements standard XML parsing for REST-XML and Query protocols. |
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*/ |
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class XmlParser |
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{ |
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public function parse(StructureShape $shape, \SimpleXMLElement $value) |
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{ |
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return $this->dispatch($shape, $value); |
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} |
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private function dispatch($shape, \SimpleXMLElement $value) |
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{ |
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static $methods = ['structure' => 'parse_structure', 'list' => 'parse_list', 'map' => 'parse_map', 'blob' => 'parse_blob', 'boolean' => 'parse_boolean', 'integer' => 'parse_integer', 'float' => 'parse_float', 'double' => 'parse_float', 'timestamp' => 'parse_timestamp']; |
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$type = $shape['type']; |
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if (isset($methods[$type])) { |
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return $this->{$methods[$type]}($shape, $value); |
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} |
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return (string) $value; |
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} |
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private function parse_structure(StructureShape $shape, \SimpleXMLElement $value) |
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{ |
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$target = []; |
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foreach ($shape->getMembers() as $name => $member) { |
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// Extract the name of the XML node |
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$node = $this->memberKey($member, $name); |
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if (isset($value->{$node})) { |
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$target[$name] = $this->dispatch($member, $value->{$node}); |
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} else { |
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$memberShape = $shape->getMember($name); |
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if (!empty($memberShape['xmlAttribute'])) { |
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$target[$name] = $this->parse_xml_attribute($shape, $memberShape, $value); |
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} |
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} |
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} |
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if (isset($shape['union']) && $shape['union'] && empty($target)) { |
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foreach ($value as $key => $val) { |
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$name = $val->children()->getName(); |
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$target['Unknown'][$name] = $val->{$name}; |
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} |
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} |
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return $target; |
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} |
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private function memberKey(Shape $shape, $name) |
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{ |
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if (null !== $shape['locationName']) { |
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return $shape['locationName']; |
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} |
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if ($shape instanceof ListShape && $shape['flattened']) { |
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return $shape->getMember()['locationName'] ?: $name; |
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} |
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return $name; |
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} |
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private function parse_list(ListShape $shape, \SimpleXMLElement $value) |
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{ |
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$target = []; |
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$member = $shape->getMember(); |
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if (!$shape['flattened']) { |
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$value = $value->{$member['locationName'] ?: 'member'}; |
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} |
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foreach ($value as $v) { |
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$target[] = $this->dispatch($member, $v); |
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} |
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return $target; |
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} |
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private function parse_map(MapShape $shape, \SimpleXMLElement $value) |
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{ |
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$target = []; |
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if (!$shape['flattened']) { |
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$value = $value->entry; |
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} |
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$mapKey = $shape->getKey(); |
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$mapValue = $shape->getValue(); |
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$keyName = $shape->getKey()['locationName'] ?: 'key'; |
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$valueName = $shape->getValue()['locationName'] ?: 'value'; |
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foreach ($value as $node) { |
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$key = $this->dispatch($mapKey, $node->{$keyName}); |
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$value = $this->dispatch($mapValue, $node->{$valueName}); |
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$target[$key] = $value; |
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} |
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return $target; |
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} |
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private function parse_blob(Shape $shape, $value) |
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{ |
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return \base64_decode((string) $value); |
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} |
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private function parse_float(Shape $shape, $value) |
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{ |
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return (float) (string) $value; |
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} |
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private function parse_integer(Shape $shape, $value) |
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{ |
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return (int) (string) $value; |
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} |
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private function parse_boolean(Shape $shape, $value) |
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{ |
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return $value == 'true'; |
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} |
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private function parse_timestamp(Shape $shape, $value) |
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{ |
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if (\is_string($value) || \is_int($value) || \is_object($value) && \method_exists($value, '__toString')) { |
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return DateTimeResult::fromTimestamp((string) $value, !empty($shape['timestampFormat']) ? $shape['timestampFormat'] : null); |
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} |
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throw new ParserException('Invalid timestamp value passed to XmlParser::parse_timestamp'); |
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} |
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private function parse_xml_attribute(Shape $shape, Shape $memberShape, $value) |
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{ |
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$namespace = $shape['xmlNamespace']['uri'] ? $shape['xmlNamespace']['uri'] : ''; |
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$prefix = $shape['xmlNamespace']['prefix'] ? $shape['xmlNamespace']['prefix'] : ''; |
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if (!empty($prefix)) { |
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$prefix .= ':'; |
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} |
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$key = \str_replace($prefix, '', $memberShape['locationName']); |
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$attributes = $value->attributes($namespace); |
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return isset($attributes[$key]) ? (string) $attributes[$key] : null; |
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} |
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} |
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