/**
  * @param \Protobuf\Compiler\Entity             $entity
  * @param \google\protobuf\FieldDescriptorProto $field
  *
  * @return string[]
  */
 public function generateFieldWriteStatement(Entity $entity, FieldDescriptorProto $field)
 {
     $body = [];
     $name = $field->getName();
     $type = $field->getType();
     $rule = $field->getLabel();
     $tag = $field->getNumber();
     $options = $field->getOptions();
     $variable = $this->targetVar ?: '$this->' . $name;
     $isPack = $options ? $options->getPacked() : false;
     $wire = $isPack ? WireFormat::WIRE_LENGTH : WireFormat::getWireType($type->value(), null);
     $key = WireFormat::getFieldKey($tag, $wire);
     if ($rule === Label::LABEL_REPEATED() && $isPack) {
         $itemValSttm = $type === Type::TYPE_ENUM() ? '$val->value()' : '$val';
         $body[] = '$innerSize   = 0;';
         $body[] = '$calculator  = $sizeContext->getSizeCalculator();';
         $body[] = null;
         $body[] = 'foreach (' . $variable . ' as $val) {';
         $body[] = '    $innerSize += ' . $this->generateValueSizeStatement($type->value(), $itemValSttm) . ';';
         $body[] = '}';
         $body[] = null;
         $body[] = '$writer->writeVarint($stream, ' . $key . ');';
         $body[] = '$writer->writeVarint($stream, $innerSize);';
         $body[] = null;
         $body[] = 'foreach (' . $variable . ' as $val) {';
         $body[] = '    ' . $this->generateWriteScalarStatement($type->value(), $itemValSttm) . ';';
         $body[] = '}';
         return $body;
     }
     if ($type === Type::TYPE_MESSAGE() && $rule === Label::LABEL_REPEATED()) {
         $body[] = 'foreach (' . $variable . ' as $val) {';
         $body[] = '    $writer->writeVarint($stream, ' . $key . ');';
         $body[] = '    $writer->writeVarint($stream, $val->serializedSize($sizeContext));';
         $body[] = '    $val->writeTo($context);';
         $body[] = '}';
         return $body;
     }
     if ($type === Type::TYPE_ENUM() && $rule === LABEL::LABEL_REPEATED()) {
         $body[] = 'foreach (' . $variable . ' as $val) {';
         $body[] = '    $writer->writeVarint($stream, ' . $key . ');';
         $body[] = '    ' . $this->generateWriteScalarStatement($type->value(), '$val->value()') . ';';
         $body[] = '}';
         return $body;
     }
     if ($rule === Label::LABEL_REPEATED()) {
         $body[] = 'foreach (' . $variable . ' as $val) {';
         $body[] = '    $writer->writeVarint($stream, ' . $key . ');';
         $body[] = '    ' . $this->generateWriteScalarStatement($type->value(), '$val') . ';';
         $body[] = '}';
         return $body;
     }
     if ($type === Type::TYPE_ENUM()) {
         $body[] = sprintf('$writer->writeVarint($stream, %s);', $key);
         $body[] = $this->generateWriteScalarStatement($type->value(), $variable . '->value()') . ';';
         return $body;
     }
     if ($type !== Type::TYPE_MESSAGE()) {
         $body[] = sprintf('$writer->writeVarint($stream, %s);', $key);
         $body[] = $this->generateWriteScalarStatement($type->value(), $variable) . ';';
         return $body;
     }
     $body[] = '$writer->writeVarint($stream, ' . $key . ');';
     $body[] = '$writer->writeVarint($stream, ' . $variable . '->serializedSize($sizeContext));';
     $body[] = $variable . '->writeTo($context);';
     return $body;
 }
Example #2
0
 public static function isPacked(\google\protobuf\FieldDescriptorProto $field)
 {
     return self::LABEL_REPEATED == $field->getLabel() && $field->getOptions()->getPacked();
 }
 /**
  * @param \Protobuf\Compiler\Entity             $entity
  * @param \google\protobuf\FieldDescriptorProto $field
  *
  * @return string[]
  */
 public function generateFieldReadStatement(Entity $entity, FieldDescriptorProto $field)
 {
     $body = [];
     $reference = null;
     $type = $field->getType();
     $name = $field->getName();
     $rule = $field->getLabel();
     $tag = $field->getNumber();
     $options = $field->getOptions();
     $isPack = $options ? $options->getPacked() : false;
     $variable = $this->targetVar ?: '$this->' . $name;
     $breakSttm = $this->getBreakStatement($variable);
     if ($field->hasTypeName()) {
         $typeName = $field->getTypeName();
         $typeEntity = $this->getEntity($typeName);
         $reference = $typeEntity->getNamespacedName();
     }
     if (!$isPack) {
         $body[] = sprintf('\\Protobuf\\WireFormat::assertWireType($wire, %s);', $type->value());
         $body[] = null;
     }
     if ($rule === Label::LABEL_REPEATED() && $isPack) {
         $readSttm = $type === Type::TYPE_ENUM() ? $reference . '::valueOf(' . $this->generateReadScalarStatement($type->value()) . ')' : $this->generateReadScalarStatement($type->value());
         $body[] = '$innerSize  = $reader->readVarint($stream);';
         $body[] = '$innerLimit = $stream->tell() + $innerSize;';
         $body[] = null;
         $body[] = 'if (' . $variable . ' === null) {';
         $body[] = '    ' . $variable . ' = new ' . $this->getCollectionClassName($field) . '();';
         $body[] = '}';
         $body[] = null;
         $body[] = 'while ($stream->tell() < $innerLimit) {';
         $body[] = '    ' . $variable . '->add(' . $readSttm . ');';
         $body[] = '}';
         $body[] = null;
         $body[] = $breakSttm;
         return $body;
     }
     if ($type === Type::TYPE_MESSAGE() && $rule === Label::LABEL_REPEATED()) {
         $body[] = '$innerSize    = $reader->readVarint($stream);';
         $body[] = '$innerMessage = new ' . $reference . '();';
         $body[] = null;
         $body[] = 'if (' . $variable . ' === null) {';
         $body[] = '    ' . $variable . ' = new \\Protobuf\\MessageCollection();';
         $body[] = '}';
         $body[] = null;
         $body[] = $variable . '->add($innerMessage);';
         $body[] = null;
         $body[] = '$context->setLength($innerSize);';
         $body[] = '$innerMessage->readFrom($context);';
         $body[] = '$context->setLength($length);';
         $body[] = null;
         $body[] = $breakSttm;
         return $body;
     }
     if ($type === Type::TYPE_ENUM() && $rule === LABEL::LABEL_REPEATED()) {
         $body[] = 'if (' . $variable . ' === null) {';
         $body[] = '    ' . $variable . ' = new ' . $this->getCollectionClassName($field) . '();';
         $body[] = '}';
         $body[] = null;
         $body[] = $variable . '->add(' . $reference . '::valueOf(' . $this->generateReadScalarStatement($type->value()) . '));';
         $body[] = null;
         $body[] = $breakSttm;
         return $body;
     }
     if ($type === Type::TYPE_MESSAGE()) {
         $body[] = '$innerSize    = $reader->readVarint($stream);';
         $body[] = '$innerMessage = new ' . $reference . '();';
         $body[] = null;
         $body[] = $variable . ' = $innerMessage;';
         $body[] = null;
         $body[] = '$context->setLength($innerSize);';
         $body[] = '$innerMessage->readFrom($context);';
         $body[] = '$context->setLength($length);';
         $body[] = null;
         $body[] = $breakSttm;
         return $body;
     }
     if ($type === Type::TYPE_ENUM()) {
         $body[] = $variable . ' = ' . $reference . '::valueOf(' . $this->generateReadScalarStatement($type->value()) . ');';
         $body[] = null;
         $body[] = $breakSttm;
         return $body;
     }
     if ($rule !== LABEL::LABEL_REPEATED()) {
         $body[] = $variable . ' = ' . $this->generateReadScalarStatement($type->value()) . ';';
         $body[] = null;
         $body[] = $breakSttm;
         return $body;
     }
     $body[] = 'if (' . $variable . ' === null) {';
     $body[] = '    ' . $variable . ' = new ' . $this->getCollectionClassName($field) . '();';
     $body[] = '}';
     $body[] = null;
     $body[] = $variable . '->add(' . $this->generateReadScalarStatement($type->value()) . ');';
     $body[] = null;
     $body[] = $breakSttm;
     return $body;
 }