301 lines
10 KiB
PHP
301 lines
10 KiB
PHP
<?php
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/*
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* Copyright 2011 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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namespace WPMailSMTP\Vendor\Google;
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use WPMailSMTP\Vendor\Google\Exception as GoogleException;
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use ReflectionObject;
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use ReflectionProperty;
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use stdClass;
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/**
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* This class defines attributes, valid values, and usage which is generated
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* from a given json schema.
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* http://tools.ietf.org/html/draft-zyp-json-schema-03#section-5
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*
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*/
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#[\AllowDynamicProperties]
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class Model implements \ArrayAccess
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{
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/**
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* If you need to specify a NULL JSON value, use Google\Model::NULL_VALUE
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* instead - it will be replaced when converting to JSON with a real null.
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*/
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const NULL_VALUE = "{}gapi-php-null";
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protected $internal_gapi_mappings = [];
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protected $modelData = [];
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protected $processed = [];
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/**
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* Polymorphic - accepts a variable number of arguments dependent
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* on the type of the model subclass.
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*/
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public final function __construct()
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{
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if (\func_num_args() == 1 && \is_array(\func_get_arg(0))) {
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// Initialize the model with the array's contents.
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$array = \func_get_arg(0);
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$this->mapTypes($array);
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}
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$this->gapiInit();
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}
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/**
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* Getter that handles passthrough access to the data array, and lazy object creation.
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* @param string $key Property name.
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* @return mixed The value if any, or null.
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*/
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public function __get($key)
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{
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$keyType = $this->keyType($key);
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$keyDataType = $this->dataType($key);
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if ($keyType && !isset($this->processed[$key])) {
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if (isset($this->modelData[$key])) {
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$val = $this->modelData[$key];
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} elseif ($keyDataType == 'array' || $keyDataType == 'map') {
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$val = [];
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} else {
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$val = null;
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}
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if ($this->isAssociativeArray($val)) {
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if ($keyDataType && 'map' == $keyDataType) {
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foreach ($val as $arrayKey => $arrayItem) {
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$this->modelData[$key][$arrayKey] = new $keyType($arrayItem);
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}
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} else {
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$this->modelData[$key] = new $keyType($val);
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}
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} elseif (\is_array($val)) {
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$arrayObject = [];
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foreach ($val as $arrayIndex => $arrayItem) {
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$arrayObject[$arrayIndex] = new $keyType($arrayItem);
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}
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$this->modelData[$key] = $arrayObject;
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}
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$this->processed[$key] = \true;
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}
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return isset($this->modelData[$key]) ? $this->modelData[$key] : null;
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}
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/**
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* Initialize this object's properties from an array.
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*
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* @param array $array Used to seed this object's properties.
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* @return void
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*/
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protected function mapTypes($array)
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{
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// Hard initialise simple types, lazy load more complex ones.
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foreach ($array as $key => $val) {
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if ($keyType = $this->keyType($key)) {
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$dataType = $this->dataType($key);
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if ($dataType == 'array' || $dataType == 'map') {
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$this->{$key} = [];
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foreach ($val as $itemKey => $itemVal) {
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if ($itemVal instanceof $keyType) {
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$this->{$key}[$itemKey] = $itemVal;
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} else {
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$this->{$key}[$itemKey] = new $keyType($itemVal);
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}
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}
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} elseif ($val instanceof $keyType) {
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$this->{$key} = $val;
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} else {
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$this->{$key} = new $keyType($val);
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}
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unset($array[$key]);
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} elseif (\property_exists($this, $key)) {
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$this->{$key} = $val;
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unset($array[$key]);
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} elseif (\property_exists($this, $camelKey = $this->camelCase($key))) {
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// This checks if property exists as camelCase, leaving it in array as snake_case
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// in case of backwards compatibility issues.
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$this->{$camelKey} = $val;
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}
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}
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$this->modelData = $array;
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}
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/**
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* Blank initialiser to be used in subclasses to do post-construction initialisation - this
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* avoids the need for subclasses to have to implement the variadics handling in their
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* constructors.
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*/
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protected function gapiInit()
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{
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return;
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}
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/**
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* Create a simplified object suitable for straightforward
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* conversion to JSON. This is relatively expensive
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* due to the usage of reflection, but shouldn't be called
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* a whole lot, and is the most straightforward way to filter.
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*/
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public function toSimpleObject()
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{
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$object = new \stdClass();
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// Process all other data.
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foreach ($this->modelData as $key => $val) {
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$result = $this->getSimpleValue($val);
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if ($result !== null) {
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$object->{$key} = $this->nullPlaceholderCheck($result);
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}
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}
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// Process all public properties.
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$reflect = new \ReflectionObject($this);
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$props = $reflect->getProperties(\ReflectionProperty::IS_PUBLIC);
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foreach ($props as $member) {
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$name = $member->getName();
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$result = $this->getSimpleValue($this->{$name});
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if ($result !== null) {
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$name = $this->getMappedName($name);
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$object->{$name} = $this->nullPlaceholderCheck($result);
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}
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}
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return $object;
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}
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/**
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* Handle different types of values, primarily
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* other objects and map and array data types.
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*/
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private function getSimpleValue($value)
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{
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if ($value instanceof \WPMailSMTP\Vendor\Google\Model) {
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return $value->toSimpleObject();
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} elseif (\is_array($value)) {
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$return = [];
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foreach ($value as $key => $a_value) {
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$a_value = $this->getSimpleValue($a_value);
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if ($a_value !== null) {
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$key = $this->getMappedName($key);
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$return[$key] = $this->nullPlaceholderCheck($a_value);
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}
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}
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return $return;
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}
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return $value;
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}
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/**
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* Check whether the value is the null placeholder and return true null.
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*/
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private function nullPlaceholderCheck($value)
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{
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if ($value === self::NULL_VALUE) {
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return null;
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}
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return $value;
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}
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/**
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* If there is an internal name mapping, use that.
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*/
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private function getMappedName($key)
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{
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if (isset($this->internal_gapi_mappings, $this->internal_gapi_mappings[$key])) {
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$key = $this->internal_gapi_mappings[$key];
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}
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return $key;
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}
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/**
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* Returns true only if the array is associative.
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* @param array $array
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* @return bool True if the array is associative.
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*/
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protected function isAssociativeArray($array)
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{
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if (!\is_array($array)) {
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return \false;
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}
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$keys = \array_keys($array);
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foreach ($keys as $key) {
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if (\is_string($key)) {
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return \true;
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}
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}
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return \false;
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}
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/**
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* Verify if $obj is an array.
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* @throws \Google\Exception Thrown if $obj isn't an array.
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* @param array $obj Items that should be validated.
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* @param string $method Method expecting an array as an argument.
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*/
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public function assertIsArray($obj, $method)
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{
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if ($obj && !\is_array($obj)) {
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throw new \WPMailSMTP\Vendor\Google\Exception("Incorrect parameter type passed to {$method}(). Expected an array.");
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}
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}
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/** @return bool */
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#[\ReturnTypeWillChange]
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public function offsetExists($offset)
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{
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return isset($this->{$offset}) || isset($this->modelData[$offset]);
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}
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/** @return mixed */
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#[\ReturnTypeWillChange]
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public function offsetGet($offset)
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{
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return isset($this->{$offset}) ? $this->{$offset} : $this->__get($offset);
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}
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/** @return void */
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#[\ReturnTypeWillChange]
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public function offsetSet($offset, $value)
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{
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if (\property_exists($this, $offset)) {
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$this->{$offset} = $value;
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} else {
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$this->modelData[$offset] = $value;
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$this->processed[$offset] = \true;
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}
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}
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/** @return void */
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#[\ReturnTypeWillChange]
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public function offsetUnset($offset)
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{
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unset($this->modelData[$offset]);
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}
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protected function keyType($key)
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{
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$keyType = $key . "Type";
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// ensure keyType is a valid class
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if (\property_exists($this, $keyType) && $this->{$keyType} !== null && \class_exists($this->{$keyType})) {
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return $this->{$keyType};
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}
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}
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protected function dataType($key)
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{
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$dataType = $key . "DataType";
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if (\property_exists($this, $dataType)) {
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return $this->{$dataType};
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}
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}
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public function __isset($key)
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{
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return isset($this->modelData[$key]);
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}
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public function __unset($key)
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{
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unset($this->modelData[$key]);
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}
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/**
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* Convert a string to camelCase
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* @param string $value
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* @return string
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*/
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private function camelCase($value)
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{
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$value = \ucwords(\str_replace(['-', '_'], ' ', $value));
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$value = \str_replace(' ', '', $value);
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$value[0] = \strtolower($value[0]);
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return $value;
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}
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}
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