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Diffstat (limited to 'php/src/Google/Protobuf/Internal/FieldDescriptor.php')
| -rw-r--r-- | php/src/Google/Protobuf/Internal/FieldDescriptor.php | 253 |
1 files changed, 253 insertions, 0 deletions
diff --git a/php/src/Google/Protobuf/Internal/FieldDescriptor.php b/php/src/Google/Protobuf/Internal/FieldDescriptor.php new file mode 100644 index 00000000..f18bf810 --- /dev/null +++ b/php/src/Google/Protobuf/Internal/FieldDescriptor.php @@ -0,0 +1,253 @@ +<?php + +// Protocol Buffers - Google's data interchange format +// Copyright 2008 Google Inc. All rights reserved. +// https://developers.google.com/protocol-buffers/ +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following disclaimer +// in the documentation and/or other materials provided with the +// distribution. +// * Neither the name of Google Inc. nor the names of its +// contributors may be used to endorse or promote products derived from +// this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +namespace Google\Protobuf\Internal; + +class FieldDescriptor +{ + + private $name; + private $json_name; + private $setter; + private $getter; + private $number; + private $label; + private $type; + private $message_type; + private $enum_type; + private $packed; + private $is_map; + private $oneof_index = -1; + + public function setOneofIndex($index) + { + $this->oneof_index = $index; + } + + public function getOneofIndex() + { + return $this->oneof_index; + } + + public function setName($name) + { + $this->name = $name; + } + + public function getName() + { + return $this->name; + } + + public function setJsonName($json_name) + { + $this->json_name = $json_name; + } + + public function getJsonName() + { + return $this->json_name; + } + + public function setSetter($setter) + { + $this->setter = $setter; + } + + public function getSetter() + { + return $this->setter; + } + + public function setGetter($getter) + { + $this->getter = $getter; + } + + public function getGetter() + { + return $this->getter; + } + + public function setNumber($number) + { + $this->number = $number; + } + + public function getNumber() + { + return $this->number; + } + + public function setLabel($label) + { + $this->label = $label; + } + + public function getLabel() + { + return $this->label; + } + + public function isRepeated() + { + return $this->label === GPBLabel::REPEATED; + } + + public function setType($type) + { + $this->type = $type; + } + + public function getType() + { + return $this->type; + } + + public function setMessageType($message_type) + { + $this->message_type = $message_type; + } + + public function getMessageType() + { + return $this->message_type; + } + + public function setEnumType($enum_type) + { + $this->enum_type = $enum_type; + } + + public function getEnumType() + { + return $this->enum_type; + } + + public function setPacked($packed) + { + $this->packed = $packed; + } + + public function getPacked() + { + return $this->packed; + } + + public function isPackable() + { + return $this->isRepeated() && self::isTypePackable($this->type); + } + + public function isMap() + { + return $this->getType() == GPBType::MESSAGE && + !is_null($this->getMessageType()->getOptions()) && + $this->getMessageType()->getOptions()->getMapEntry(); + } + + private static function isTypePackable($field_type) + { + return ($field_type !== GPBType::STRING && + $field_type !== GPBType::GROUP && + $field_type !== GPBType::MESSAGE && + $field_type !== GPBType::BYTES); + } + + public static function getFieldDescriptor($proto) + { + $type_name = null; + $type = $proto->getType(); + switch ($type) { + case GPBType::MESSAGE: + case GPBType::GROUP: + case GPBType::ENUM: + $type_name = $proto->getTypeName(); + break; + default: + break; + } + + $oneof_index = $proto->hasOneofIndex() ? $proto->getOneofIndex() : -1; + $packed = false; + $options = $proto->getOptions(); + if ($options !== null) { + $packed = $options->getPacked(); + } + + $field = new FieldDescriptor(); + $field->setName($proto->getName()); + + $json_name = $proto->hasJsonName() ? $proto->getJsonName() : + lcfirst(implode('', array_map('ucwords', explode('_', $proto->getName())))); + if ($proto->hasJsonName()) { + $json_name = $proto->getJsonName(); + } else { + $proto_name = $proto->getName(); + $json_name = implode('', array_map('ucwords', explode('_', $proto_name))); + if ($proto_name[0] !== "_" && !ctype_upper($proto_name[0])) { + $json_name = lcfirst($json_name); + } + } + $field->setJsonName($json_name); + + $camel_name = implode('', array_map('ucwords', explode('_', $proto->getName()))); + $field->setGetter('get' . $camel_name); + $field->setSetter('set' . $camel_name); + $field->setType($proto->getType()); + $field->setNumber($proto->getNumber()); + $field->setLabel($proto->getLabel()); + $field->setPacked($packed); + $field->setOneofIndex($oneof_index); + + // At this time, the message/enum type may have not been added to pool. + // So we use the type name as place holder and will replace it with the + // actual descriptor in cross building. + switch ($type) { + case GPBType::MESSAGE: + $field->setMessageType($type_name); + break; + case GPBType::ENUM: + $field->setEnumType($type_name); + break; + default: + break; + } + + return $field; + } + + public static function buildFromProto($proto) + { + return FieldDescriptor::getFieldDescriptor($proto); + } +} |