public function onGenerate(AbstractMetaSpec $spec, MetaSpecMatcher $matcher, Type $type, ClassType $class)
{
$ns = $class->getNamespace();
$inputOutputClasses = array($type->getName() => true);
foreach ($type->getAnnotations("Skrz\\Meta\\JSON\\JsonDiscriminatorMap") as $discriminatorMap) {
/** @var JsonDiscriminatorMap $discriminatorMap */
foreach ($discriminatorMap->map as $value => $className) {
$inputOutputClasses[$className] = true;
}
}
$inputOutputClasses = array_keys($inputOutputClasses);
sort($inputOutputClasses);
$inputOutputTypeHint = array();
foreach ($inputOutputClasses as $className) {
$ns->addUse($className, null, $alias);
$inputOutputTypeHint[] = $alias;
}
$inputOutputTypeHint = implode("|", $inputOutputTypeHint);
$ns->addUse("Skrz\\Meta\\JSON\\JsonMetaInterface");
$ns->addUse($type->getName(), null, $typeAlias);
$class->addImplement("Skrz\\Meta\\JSON\\JsonMetaInterface");
// fromJson()
$fromJson = $class->addMethod("fromJson");
$fromJson->setStatic(true);
$fromJson->addParameter("json");
$fromJson->addParameter("group")->setOptional(true);
$fromJson->addParameter("object")->setOptional(true);
$fromJson->addComment("Creates \\{$type->getName()} from JSON array / JSON serialized string")->addComment("")->addComment("@param array|string \$json")->addComment("@param string \$group")->addComment("@param {$inputOutputTypeHint} \$object")->addComment("")->addComment("@throws \\InvalidArgumentException")->addComment("")->addComment("@return {$inputOutputTypeHint}");
$fromJson->addBody("if (is_array(\$json)) {")->addBody("\t// ok, nothing to do here")->addBody("} elseif (is_string(\$json)) {")->addBody("\t\$decoded = json_decode(\$json, true);")->addBody("\tif (\$decoded === null && \$json !== '' && strcasecmp(\$json, 'null')) {")->addBody("\t\tthrow new \\InvalidArgumentException('Could not decode given JSON: ' . \$json . '.');")->addBody("\t}")->addBody("\t\$json = \$decoded;")->addBody("} else {")->addBody("\tthrow new \\InvalidArgumentException('Expected array, or string, ' . gettype(\$json) . ' given.');")->addBody("}")->addBody("");
$fromJson->addBody("return self::fromObject(\$json, 'json:' . \$group, \$object);");
// toJson()
$toJson = $class->addMethod("toJson");
$toJson->setStatic(true);
$toJson->addParameter("object");
$toJson->addParameter("group")->setOptional(true);
$toJson->addParameter("filterOrOptions")->setOptional(true);
$toJson->addParameter("options", 0)->setOptional(true);
$toJson->addComment("Serializes \\{$type->getName()} to JSON string")->addComment("")->addComment("@param {$inputOutputTypeHint} \$object")->addComment("@param string \$group")->addComment("@param array|int \$filterOrOptions")->addComment("@param int \$options")->addComment("")->addComment("@throws \\InvalidArgumentException")->addComment("")->addComment("@return string");
$toJson->addBody("if (is_int(\$filterOrOptions)) {")->addBody("\t\$options = \$filterOrOptions;")->addBody("\t\$filterOrOptions = null;")->addBody("}")->addBody("")->addBody("return json_encode(self::toObject(\$object, 'json:' . \$group, \$filterOrOptions), \$options);");
// toJsonString()
$toJsonString = $class->addMethod("toJsonString");
$toJsonString->setStatic(true);
$toJsonString->addParameter("object");
$toJsonString->addParameter("group")->setOptional(true);
$toJsonString->addComment("Serializes \\{$type->getName()} to JSON string (only for BC, TO BE REMOVED)")->addComment("")->addComment("@param {$inputOutputTypeHint} \$object")->addComment("@param string \$group")->addComment("")->addComment("@throws \\InvalidArgumentException")->addComment("")->addComment("@deprecated")->addComment("")->addComment("@return string");
$toJsonString->addBody("return self::toJson(\$object, \$group);");
// toJsonStringPretty()
$toJsonStringPretty = $class->addMethod("toJsonStringPretty");
$toJsonStringPretty->setStatic(true);
$toJsonStringPretty->addParameter("object");
$toJsonStringPretty->addParameter("group")->setOptional(true);
$toJsonStringPretty->addComment("Serializes \\{$type->getName()} to JSON pretty string (only for BC, TO BE REMOVED)")->addComment("")->addComment("@param {$inputOutputTypeHint} \$object")->addComment("@param string \$group")->addComment("")->addComment("@throws \\InvalidArgumentException")->addComment("")->addComment("@deprecated")->addComment("")->addComment("@return string");
$toJsonStringPretty->addBody("return self::toJson(\$object, \$group, JSON_PRETTY_PRINT);");
// fromArrayOfJson(), toArrayOfJson()
$fromArrayOfJson = $class->addMethod("fromArrayOfJson");
$fromArrayOfJson->setStatic(true);
$fromArrayOfJson->addParameter("input");
$fromArrayOfJson->addParameter("group")->setOptional(true);
$fromArrayOfJson->addParameter("object")->setOptional(true);
$fromArrayOfJson->addComment("Creates \\{$type->getName()} from array of JSON-serialized properties")->addComment("")->addComment("@param array \$input")->addComment("@param string \$group")->addComment("@param {$inputOutputTypeHint} \$object")->addComment("")->addComment("@return {$inputOutputTypeHint}");
$fromArrayOfJson->addBody("\$group = 'json:' . \$group;")->addBody("if (!isset(self::\$groups[\$group])) {")->addBody("\tthrow new \\InvalidArgumentException('Group \\'' . \$group . '\\' not supported for ' . " . var_export($type->getName(), true) . " . '.');")->addBody("} else {")->addBody("\t\$id = self::\$groups[\$group];")->addBody("}")->addBody("");
$toArrayOfJson = $class->addMethod("toArrayOfJson");
$toArrayOfJson->setStatic(true);
$toArrayOfJson->addParameter("object");
$toArrayOfJson->addParameter("group")->setOptional(true);
$toArrayOfJson->addParameter("filterOrOptions", 0)->setOptional(true);
$toArrayOfJson->addParameter("options", 0)->setOptional(true);
$toArrayOfJson->addComment("Transforms \\{$type->getName()} into array of JSON-serialized strings")->addComment("")->addComment("@param {$inputOutputTypeHint} \$object")->addComment("@param string \$group")->addComment("@param array|int \$filterOrOptions")->addComment("@param int \$options")->addComment("")->addComment("@throws \\InvalidArgumentException")->addComment("")->addComment("@return array");
$toArrayOfJson->addBody("if (is_int(\$filterOrOptions)) {")->addBody("\t\$options = \$filterOrOptions;")->addBody("\t\$filter = null;")->addBody("} else {")->addBody("\t\$filter = \$filterOrOptions;")->addBody("}")->addBody("")->addBody("\$group = 'json:' . \$group;")->addBody("if (!isset(self::\$groups[\$group])) {")->addBody("\tthrow new \\InvalidArgumentException('Group \\'' . \$group . '\\' not supported for ' . " . var_export($type->getName(), true) . " . '.');")->addBody("} else {")->addBody("\t\$id = self::\$groups[\$group];")->addBody("}")->addBody("")->addBody("\$output = (array)self::toObject(\$object, \$group, \$filter);")->addBody("");
$groups = $class->getProperty("groups")->value;
foreach ($type->getProperties() as $property) {
if ($property->getType() instanceof ScalarType) {
continue;
// skip scalar fields
}
foreach ($property->getAnnotations("Skrz\\Meta\\JSON\\JsonProperty") as $jsonProperty) {
/** @var JsonProperty $jsonProperty */
$arrayOffset = new PhpArrayOffset();
$arrayOffset->offset = $jsonProperty->name;
$arrayOffset->group = "json:" . $jsonProperty->group;
if ($this->phpModule->getMatchingPropertySerializer($property, $arrayOffset) !== null) {
continue;
// skip custom-serialized fields
}
$groupId = $groups[$arrayOffset->group];
$inputPath = var_export($arrayOffset->offset, true);
$fromArrayOfJson->addBody("if ((\$id & {$groupId}) > 0 && isset(\$input[{$inputPath}]) && is_string(\$input[{$inputPath}])) {")->addBody("\t\$decoded = json_decode(\$input[{$inputPath}], true);")->addBody("\tif (\$decoded === null && \$input[{$inputPath}] !== '' && strcasecmp(\$input[{$inputPath}], 'null')) {")->addBody("\t\tthrow new \\InvalidArgumentException('Could not decode given JSON: ' . \$input[{$inputPath}] . '.');")->addBody("\t}")->addBody("\t\$input[{$inputPath}] = \$decoded;")->addBody("}")->addBody("");
$toArrayOfJson->addBody("if ((\$id & {$groupId}) > 0 && isset(\$output[{$inputPath}]) && (\$filter === null || isset(\$filter[{$inputPath}]))) {")->addBody("\t\$output[{$inputPath}] = json_encode(\$output[{$inputPath}], \$options);")->addBody("}")->addBody("");
}
}
$fromArrayOfJson->addBody("/** @var object \$input */")->addBody("return self::fromObject(\$input, \$group, \$object);");
$toArrayOfJson->addBody("return \$output;");
}