// Tencent is pleased to support the open source community by making RapidJSON available-> // // Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip-> All rights reserved-> // // Licensed under the MIT License (the "License"); you may not use this file except // in compliance with the License-> You may obtain a copy of the License at // // http://opensource->org/licenses/MIT // // Unless required by applicable law or agreed to in writing, software distributed // under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR // CONDITIONS OF ANY KIND, either express or implied-> See the License for the // specific language governing permissions and limitations under the License-> #ifndef RAPIDJSON_SCHEMA_H_ #define RAPIDJSON_SCHEMA_H_ #include "document.h" #include "pointer.h" #include "stringbuffer.h" #include "error/en.h" #include "uri.h" #include <cmath> // abs, floor #if !defined(RAPIDJSON_SCHEMA_USE_INTERNALREGEX) #define RAPIDJSON_SCHEMA_USE_INTERNALREGEX 1 #else #define RAPIDJSON_SCHEMA_USE_INTERNALREGEX 0 #endif #if !RAPIDJSON_SCHEMA_USE_INTERNALREGEX && defined(RAPIDJSON_SCHEMA_USE_STDREGEX) && (__cplusplus >=201103L || (defined(_MSC_VER) && _MSC_VER >= 1800)) #define RAPIDJSON_SCHEMA_USE_STDREGEX 1 #else #define RAPIDJSON_SCHEMA_USE_STDREGEX 0 #endif #if RAPIDJSON_SCHEMA_USE_INTERNALREGEX #include "internal/regex.h" #elif RAPIDJSON_SCHEMA_USE_STDREGEX #include <regex> #endif #if RAPIDJSON_SCHEMA_USE_INTERNALREGEX || RAPIDJSON_SCHEMA_USE_STDREGEX #define RAPIDJSON_SCHEMA_HAS_REGEX 1 #else #define RAPIDJSON_SCHEMA_HAS_REGEX 0 #endif #ifndef RAPIDJSON_SCHEMA_VERBOSE #define RAPIDJSON_SCHEMA_VERBOSE 0 #endif RAPIDJSON_DIAG_PUSH #if defined(__GNUC__) RAPIDJSON_DIAG_OFF(effc++) #endif #ifdef __clang__ RAPIDJSON_DIAG_OFF(weak-vtables) RAPIDJSON_DIAG_OFF(exit-time-destructors) RAPIDJSON_DIAG_OFF(c++98-compat-pedantic) RAPIDJSON_DIAG_OFF(variadic-macros) #elif defined(_MSC_VER) RAPIDJSON_DIAG_OFF(4512) // assignment operator could not be generated #endif RAPIDJSON_NAMESPACE_BEGIN /////////////////////////////////////////////////////////////////////////////// // Verbose Utilities #if RAPIDJSON_SCHEMA_VERBOSE namespace internal { inline void PrintInvalidKeyword(const char* keyword) { printf("Fail keyword: %s\n", keyword); } inline void PrintInvalidKeyword(const wchar_t* keyword) { wprintf(L"Fail keyword: %ls\n", keyword); } inline void PrintInvalidDocument(const char* document) { printf("Fail document: %s\n\n", document); } inline void PrintInvalidDocument(const wchar_t* document) { wprintf(L"Fail document: %ls\n\n", document); } inline void PrintValidatorPointers(unsigned depth, const char* s, const char* d) { printf("S: %*s%s\nD: %*s%s\n\n", depth * 4, " ", s, depth * 4, " ", d); } inline void PrintValidatorPointers(unsigned depth, const wchar_t* s, const wchar_t* d) { wprintf(L"S: %*ls%ls\nD: %*ls%ls\n\n", depth * 4, L" ", s, depth * 4, L" ", d); } } // namespace internal #endif // RAPIDJSON_SCHEMA_VERBOSE /////////////////////////////////////////////////////////////////////////////// // RAPIDJSON_INVALID_KEYWORD_RETURN #if RAPIDJSON_SCHEMA_VERBOSE #define RAPIDJSON_INVALID_KEYWORD_VERBOSE(keyword) internal::PrintInvalidKeyword(keyword) #else #define RAPIDJSON_INVALID_KEYWORD_VERBOSE(keyword) #endif #define RAPIDJSON_INVALID_KEYWORD_RETURN(code)\ RAPIDJSON_MULTILINEMACRO_BEGIN\ context.invalidCode = code;\ context.invalidKeyword = SchemaType::GetValidateErrorKeyword(code).GetString();\ RAPIDJSON_INVALID_KEYWORD_VERBOSE(context.invalidKeyword);\ return false;\ RAPIDJSON_MULTILINEMACRO_END /////////////////////////////////////////////////////////////////////////////// // ValidateFlag /*! \def RAPIDJSON_VALIDATE_DEFAULT_FLAGS \ingroup RAPIDJSON_CONFIG \brief User-defined kValidateDefaultFlags definition. User can define this as any \c ValidateFlag combinations. */ #ifndef RAPIDJSON_VALIDATE_DEFAULT_FLAGS #define RAPIDJSON_VALIDATE_DEFAULT_FLAGS kValidateNoFlags #endif //! Combination of validate flags /*! \see */ enum ValidateFlag { kValidateNoFlags = 0, //!< No flags are set. kValidateContinueOnErrorFlag = 1, //!< Don't stop after first validation error. kValidateDefaultFlags = RAPIDJSON_VALIDATE_DEFAULT_FLAGS //!< Default validate flags. Can be customized by defining RAPIDJSON_VALIDATE_DEFAULT_FLAGS }; /////////////////////////////////////////////////////////////////////////////// // Forward declarations template <typename ValueType, typename Allocator> class GenericSchemaDocument; namespace internal { template <typename SchemaDocumentType> class Schema; /////////////////////////////////////////////////////////////////////////////// // ISchemaValidator class ISchemaValidator { public: virtual ~ISchemaValidator() {} virtual bool IsValid() const = 0; virtual void SetValidateFlags(unsigned flags) = 0; virtual unsigned GetValidateFlags() const = 0; }; /////////////////////////////////////////////////////////////////////////////// // ISchemaStateFactory template <typename SchemaType> class ISchemaStateFactory { public: virtual ~ISchemaStateFactory() {} virtual ISchemaValidator* CreateSchemaValidator(const SchemaType&, const bool inheritContinueOnErrors) = 0; virtual void DestroySchemaValidator(ISchemaValidator* validator) = 0; virtual void* CreateHasher() = 0; virtual uint64_t GetHashCode(void* hasher) = 0; virtual void DestroryHasher(void* hasher) = 0; virtual void* MallocState(size_t size) = 0; virtual void FreeState(void* p) = 0; }; /////////////////////////////////////////////////////////////////////////////// // IValidationErrorHandler template <typename SchemaType> class IValidationErrorHandler { public: typedef typename SchemaType::Ch Ch; typedef typename SchemaType::SValue SValue; virtual ~IValidationErrorHandler() {} virtual void NotMultipleOf(int64_t actual, const SValue& expected) = 0; virtual void NotMultipleOf(uint64_t actual, const SValue& expected) = 0; virtual void NotMultipleOf(double actual, const SValue& expected) = 0; virtual void AboveMaximum(int64_t actual, const SValue& expected, bool exclusive) = 0; virtual void AboveMaximum(uint64_t actual, const SValue& expected, bool exclusive) = 0; virtual void AboveMaximum(double actual, const SValue& expected, bool exclusive) = 0; virtual void BelowMinimum(int64_t actual, const SValue& expected, bool exclusive) = 0; virtual void BelowMinimum(uint64_t actual, const SValue& expected, bool exclusive) = 0; virtual void BelowMinimum(double actual, const SValue& expected, bool exclusive) = 0; virtual void TooLong(const Ch* str, SizeType length, SizeType expected) = 0; virtual void TooShort(const Ch* str, SizeType length, SizeType expected) = 0; virtual void DoesNotMatch(const Ch* str, SizeType length) = 0; virtual void DisallowedItem(SizeType index) = 0; virtual void TooFewItems(SizeType actualCount, SizeType expectedCount) = 0; virtual void TooManyItems(SizeType actualCount, SizeType expectedCount) = 0; virtual void DuplicateItems(SizeType index1, SizeType index2) = 0; virtual void TooManyProperties(SizeType actualCount, SizeType expectedCount) = 0; virtual void TooFewProperties(SizeType actualCount, SizeType expectedCount) = 0; virtual void StartMissingProperties() = 0; virtual void AddMissingProperty(const SValue& name) = 0; virtual bool EndMissingProperties() = 0; virtual void PropertyViolations(ISchemaValidator** subvalidators, SizeType count) = 0; virtual void DisallowedProperty(const Ch* name, SizeType length) = 0; virtual void StartDependencyErrors() = 0; virtual void StartMissingDependentProperties() = 0; virtual void AddMissingDependentProperty(const SValue& targetName) = 0; virtual void EndMissingDependentProperties(const SValue& sourceName) = 0; virtual void AddDependencySchemaError(const SValue& souceName, ISchemaValidator* subvalidator) = 0; virtual bool EndDependencyErrors() = 0; virtual void DisallowedValue(const ValidateErrorCode code) = 0; virtual void StartDisallowedType() = 0; virtual void AddExpectedType(const typename SchemaType::ValueType& expectedType) = 0; virtual void EndDisallowedType(const typename SchemaType::ValueType& actualType) = 0; virtual void NotAllOf(ISchemaValidator** subvalidators, SizeType count) = 0; virtual void NoneOf(ISchemaValidator** subvalidators, SizeType count) = 0; virtual void NotOneOf(ISchemaValidator** subvalidators, SizeType count) = 0; virtual void MultipleOneOf(SizeType index1, SizeType index2) = 0; virtual void Disallowed() = 0; }; /////////////////////////////////////////////////////////////////////////////// // Hasher // For comparison of compound value template<typename Encoding, typename Allocator> class Hasher { public: typedef typename Encoding::Ch Ch; Hasher(Allocator* allocator = 0, size_t stackCapacity = kDefaultSize) : stack_(allocator, stackCapacity) {} bool Null() { return WriteType(kNullType); } bool Bool(bool b) { return WriteType(b ? kTrueType : kFalseType); } bool Int(int i) { Number n; n.u.i = i; n.d = static_cast<double>(i); return WriteNumber(n); } bool Uint(unsigned u) { Number n; n.u.u = u; n.d = static_cast<double>(u); return WriteNumber(n); } bool Int64(int64_t i) { Number n; n.u.i = i; n.d = static_cast<double>(i); return WriteNumber(n); } bool Uint64(uint64_t u) { Number n; n.u.u = u; n.d = static_cast<double>(u); return WriteNumber(n); } bool Double(double d) { Number n; if (d < 0) n.u.i = static_cast<int64_t>(d); else n.u.u = static_cast<uint64_t>(d); n.d = d; return WriteNumber(n); } bool RawNumber(const Ch* str, SizeType len, bool) { WriteBuffer(kNumberType, str, len * sizeof(Ch)); return true; } bool String(const Ch* str, SizeType len, bool) { WriteBuffer(kStringType, str, len * sizeof(Ch)); return true; } bool StartObject() { return true; } bool Key(const Ch* str, SizeType len, bool copy) { return String(str, len, copy); } bool EndObject(SizeType memberCount) { uint64_t h = Hash(0, kObjectType); uint64_t* kv = stack_.template Pop<uint64_t>(memberCount * 2); for (SizeType i = 0; i < memberCount; i++) h ^= Hash(kv[i * 2], kv[i * 2 + 1]); // Use xor to achieve member order insensitive *stack_.template Push<uint64_t>() = h; return true; } bool StartArray() { return true; } bool EndArray(SizeType elementCount) { uint64_t h = Hash(0, kArrayType); uint64_t* e = stack_.template Pop<uint64_t>(elementCount); for (SizeType i = 0; i < elementCount; i++) h = Hash(h, e[i]); // Use hash to achieve element order sensitive *stack_.template Push<uint64_t>() = h; return true; } bool IsValid() const { return stack_.GetSize() == sizeof(uint64_t); } uint64_t GetHashCode() const { RAPIDJSON_ASSERT(IsValid()); return *stack_.template Top<uint64_t>(); } private: static const size_t kDefaultSize = 256; struct Number { union U { uint64_t u; int64_t i; }u; double d; }; bool WriteType(Type type) { return WriteBuffer(type, 0, 0); } bool WriteNumber(const Number& n) { return WriteBuffer(kNumberType, &n, sizeof(n)); } bool WriteBuffer(Type type, const void* data, size_t len) { // FNV-1a from http://isthe.com/chongo/tech/comp/fnv/ uint64_t h = Hash(RAPIDJSON_UINT64_C2(0x84222325, 0xcbf29ce4), type); const unsigned char* d = static_cast<const unsigned char*>(data); for (size_t i = 0; i < len; i++) h = Hash(h, d[i]); *stack_.template Push<uint64_t>() = h; return true; } static uint64_t Hash(uint64_t h, uint64_t d) { static const uint64_t kPrime = RAPIDJSON_UINT64_C2(0x00000100, 0x000001b3); h ^= d; h *= kPrime; return h; } Stack<Allocator> stack_; }; /////////////////////////////////////////////////////////////////////////////// // SchemaValidationContext template <typename SchemaDocumentType> struct SchemaValidationContext { typedef Schema<SchemaDocumentType> SchemaType; typedef ISchemaStateFactory<SchemaType> SchemaValidatorFactoryType; typedef IValidationErrorHandler<SchemaType> ErrorHandlerType; typedef typename SchemaType::ValueType ValueType; typedef typename ValueType::Ch Ch; enum PatternValidatorType { kPatternValidatorOnly, kPatternValidatorWithProperty, kPatternValidatorWithAdditionalProperty }; SchemaValidationContext(SchemaValidatorFactoryType& f, ErrorHandlerType& eh, const SchemaType* s) : factory(f), error_handler(eh), schema(s), valueSchema(), invalidKeyword(), invalidCode(), hasher(), arrayElementHashCodes(), validators(), validatorCount(), patternPropertiesValidators(), patternPropertiesValidatorCount(), patternPropertiesSchemas(), patternPropertiesSchemaCount(), valuePatternValidatorType(kPatternValidatorOnly), propertyExist(), inArray(false), valueUniqueness(false), arrayUniqueness(false) { } ~SchemaValidationContext() { if (hasher) factory.DestroryHasher(hasher); if (validators) { for (SizeType i = 0; i < validatorCount; i++) { if (validators[i]) { factory.DestroySchemaValidator(validators[i]); } } factory.FreeState(validators); } if (patternPropertiesValidators) { for (SizeType i = 0; i < patternPropertiesValidatorCount; i++) { if (patternPropertiesValidators[i]) { factory.DestroySchemaValidator(patternPropertiesValidators[i]); } } factory.FreeState(patternPropertiesValidators); } if (patternPropertiesSchemas) factory.FreeState(patternPropertiesSchemas); if (propertyExist) factory.FreeState(propertyExist); } SchemaValidatorFactoryType& factory; ErrorHandlerType& error_handler; const SchemaType* schema; const SchemaType* valueSchema; const Ch* invalidKeyword; ValidateErrorCode invalidCode; void* hasher; // Only validator access void* arrayElementHashCodes; // Only validator access this ISchemaValidator** validators; SizeType validatorCount; ISchemaValidator** patternPropertiesValidators; SizeType patternPropertiesValidatorCount; const SchemaType** patternPropertiesSchemas; SizeType patternPropertiesSchemaCount; PatternValidatorType valuePatternValidatorType; PatternValidatorType objectPatternValidatorType; SizeType arrayElementIndex; bool* propertyExist; bool inArray; bool valueUniqueness; bool arrayUniqueness; }; /////////////////////////////////////////////////////////////////////////////// // Schema template <typename SchemaDocumentType> class Schema { public: typedef typename SchemaDocumentType::ValueType ValueType; typedef typename SchemaDocumentType::AllocatorType AllocatorType; typedef typename SchemaDocumentType::PointerType PointerType; typedef typename ValueType::EncodingType EncodingType; typedef typename EncodingType::Ch Ch; typedef SchemaValidationContext<SchemaDocumentType> Context; typedef Schema<SchemaDocumentType> SchemaType; typedef GenericValue<EncodingType, AllocatorType> SValue; typedef IValidationErrorHandler<Schema> ErrorHandler; typedef GenericUri<ValueType, AllocatorType> UriType; friend class GenericSchemaDocument<ValueType, AllocatorType>; Schema(SchemaDocumentType* schemaDocument, const PointerType& p, const ValueType& value, const ValueType& document, AllocatorType* allocator, const UriType& id = UriType()) : allocator_(allocator), uri_(schemaDocument->GetURI(), *allocator), id_(id, allocator), pointer_(p, allocator), typeless_(schemaDocument->GetTypeless()), enum_(), enumCount_(), not_(), type_((1 << kTotalSchemaType) - 1), // typeless validatorCount_(), notValidatorIndex_(), properties_(), additionalPropertiesSchema_(), patternProperties_(), patternPropertyCount_(), propertyCount_(), minProperties_(), maxProperties_(SizeType(~0)), additionalProperties_(true), hasDependencies_(), hasRequired_(), hasSchemaDependencies_(), additionalItemsSchema_(), itemsList_(), itemsTuple_(), itemsTupleCount_(), minItems_(), maxItems_(SizeType(~0)), additionalItems_(true), uniqueItems_(false), pattern_(), minLength_(0), maxLength_(~SizeType(0)), exclusiveMinimum_(false), exclusiveMaximum_(false), defaultValueLength_(0) { typedef typename ValueType::ConstValueIterator ConstValueIterator; typedef typename ValueType::ConstMemberIterator ConstMemberIterator; // PR #1393 // Early add this Schema and its $ref(s) in schemaDocument's map to avoid infinite // recursion (with recursive schemas), since schemaDocument->getSchema() is always // checked before creating a new one. Don't cache typeless_, though. if (this != typeless_) { typedef typename SchemaDocumentType::SchemaEntry SchemaEntry; SchemaEntry *entry = schemaDocument->schemaMap_.template Push<SchemaEntry>(); new (entry) SchemaEntry(pointer_, this, true, allocator_); schemaDocument->AddSchemaRefs(this); } if (!value.IsObject()) return; // If we have an id property, resolve it with the in-scope id if (const ValueType* v = GetMember(value, GetIdString())) { if (v->IsString()) { UriType local(*v, allocator); id_ = local.Resolve(id_, allocator); } } if (const ValueType* v = GetMember(value, GetTypeString())) { type_ = 0; if (v->IsString()) AddType(*v); else if (v->IsArray()) for (ConstValueIterator itr = v->Begin(); itr != v->End(); ++itr) AddType(*itr); } if (const ValueType* v = GetMember(value, GetEnumString())) { if (v->IsArray() && v->Size() > 0) { enum_ = static_cast<uint64_t*>(allocator_->Malloc(sizeof(uint64_t) * v->Size())); for (ConstValueIterator itr = v->Begin(); itr != v->End(); ++itr) { typedef Hasher<EncodingType, MemoryPoolAllocator<> > EnumHasherType; char buffer[256u + 24]; MemoryPoolAllocator<> hasherAllocator(buffer, sizeof(buffer)); EnumHasherType h(&hasherAllocator, 256); itr->Accept(h); enum_[enumCount_++] = h.GetHashCode(); } } } if (schemaDocument) { AssignIfExist(allOf_, *schemaDocument, p, value, GetAllOfString(), document); AssignIfExist(anyOf_, *schemaDocument, p, value, GetAnyOfString(), document); AssignIfExist(oneOf_, *schemaDocument, p, value, GetOneOfString(), document); if (const ValueType* v = GetMember(value, GetNotString())) { schemaDocument->CreateSchema(¬_, p.Append(GetNotString(), allocator_), *v, document, id_); notValidatorIndex_ = validatorCount_; validatorCount_++; } } // Object const ValueType* properties = GetMember(value, GetPropertiesString()); const ValueType* required = GetMember(value, GetRequiredString()); const ValueType* dependencies = GetMember(value, GetDependenciesString()); { // Gather properties from properties/required/dependencies SValue allProperties(kArrayType); if (properties && properties->IsObject()) for (ConstMemberIterator itr = properties->MemberBegin(); itr != properties->MemberEnd(); ++itr) AddUniqueElement(allProperties, itr->name); if (required && required->IsArray()) for (ConstValueIterator itr = required->Begin(); itr != required->End(); ++itr) if (itr->IsString()) AddUniqueElement(allProperties, *itr); if (dependencies && dependencies->IsObject()) for (ConstMemberIterator itr = dependencies->MemberBegin(); itr != dependencies->MemberEnd(); ++itr) { AddUniqueElement(allProperties, itr->name); if (itr->value.IsArray()) for (ConstValueIterator i = itr->value.Begin(); i != itr->value.End(); ++i) if (i->IsString()) AddUniqueElement(allProperties, *i); } if (allProperties.Size() > 0) { propertyCount_ = allProperties.Size(); properties_ = static_cast<Property*>(allocator_->Malloc(sizeof(Property) * propertyCount_)); for (SizeType i = 0; i < propertyCount_; i++) { new (&properties_[i]) Property(); properties_[i].name = allProperties[i]; properties_[i].schema = typeless_; } } } if (properties && properties->IsObject()) { PointerType q = p.Append(GetPropertiesString(), allocator_); for (ConstMemberIterator itr = properties->MemberBegin(); itr != properties->MemberEnd(); ++itr) { SizeType index; if (FindPropertyIndex(itr->name, &index)) schemaDocument->CreateSchema(&properties_[index].schema, q.Append(itr->name, allocator_), itr->value, document, id_); } } if (const ValueType* v = GetMember(value, GetPatternPropertiesString())) { PointerType q = p.Append(GetPatternPropertiesString(), allocator_); patternProperties_ = static_cast<PatternProperty*>(allocator_->Malloc(sizeof(PatternProperty) * v->MemberCount())); patternPropertyCount_ = 0; for (ConstMemberIterator itr = v->MemberBegin(); itr != v->MemberEnd(); ++itr) { new (&patternProperties_[patternPropertyCount_]) PatternProperty(); PointerType r = q.Append(itr->name, allocator_); patternProperties_[patternPropertyCount_].pattern = CreatePattern(itr->name, schemaDocument, r); schemaDocument->CreateSchema(&patternProperties_[patternPropertyCount_].schema, r, itr->value, document, id_); patternPropertyCount_++; } } if (required && required->IsArray()) for (ConstValueIterator itr = required->Begin(); itr != required->End(); ++itr) if (itr->IsString()) { SizeType index; if (FindPropertyIndex(*itr, &index)) { properties_[index].required = true; hasRequired_ = true; } } if (dependencies && dependencies->IsObject()) { PointerType q = p.Append(GetDependenciesString(), allocator_); hasDependencies_ = true; for (ConstMemberIterator itr = dependencies->MemberBegin(); itr != dependencies->MemberEnd(); ++itr) { SizeType sourceIndex; if (FindPropertyIndex(itr->name, &sourceIndex)) { if (itr->value.IsArray()) { properties_[sourceIndex].dependencies = static_cast<bool*>(allocator_->Malloc(sizeof(bool) * propertyCount_)); std::memset(properties_[sourceIndex].dependencies, 0, sizeof(bool)* propertyCount_); for (ConstValueIterator targetItr = itr->value.Begin(); targetItr != itr->value.End(); ++targetItr) { SizeType targetIndex; if (FindPropertyIndex(*targetItr, &targetIndex)) properties_[sourceIndex].dependencies[targetIndex] = true; } } else if (itr->value.IsObject()) { hasSchemaDependencies_ = true; schemaDocument->CreateSchema(&properties_[sourceIndex].dependenciesSchema, q.Append(itr->name, allocator_), itr->value, document, id_); properties_[sourceIndex].dependenciesValidatorIndex = validatorCount_; validatorCount_++; } } } } if (const ValueType* v = GetMember(value, GetAdditionalPropertiesString())) { if (v->IsBool()) additionalProperties_ = v->GetBool(); else if (v->IsObject()) schemaDocument->CreateSchema(&additionalPropertiesSchema_, p.Append(GetAdditionalPropertiesString(), allocator_), *v, document, id_); } AssignIfExist(minProperties_, value, GetMinPropertiesString()); AssignIfExist(maxProperties_, value, GetMaxPropertiesString()); // Array if (const ValueType* v = GetMember(value, GetItemsString())) { PointerType q = p.Append(GetItemsString(), allocator_); if (v->IsObject()) // List validation schemaDocument->CreateSchema(&itemsList_, q, *v, document, id_); else if (v->IsArray()) { // Tuple validation itemsTuple_ = static_cast<const Schema**>(allocator_->Malloc(sizeof(const Schema*) * v->Size())); SizeType index = 0; for (ConstValueIterator itr = v->Begin(); itr != v->End(); ++itr, index++) schemaDocument->CreateSchema(&itemsTuple_[itemsTupleCount_++], q.Append(index, allocator_), *itr, document, id_); } } AssignIfExist(minItems_, value, GetMinItemsString()); AssignIfExist(maxItems_, value, GetMaxItemsString()); if (const ValueType* v = GetMember(value, GetAdditionalItemsString())) { if (v->IsBool()) additionalItems_ = v->GetBool(); else if (v->IsObject()) schemaDocument->CreateSchema(&additionalItemsSchema_, p.Append(GetAdditionalItemsString(), allocator_), *v, document, id_); } AssignIfExist(uniqueItems_, value, GetUniqueItemsString()); // String AssignIfExist(minLength_, value, GetMinLengthString()); AssignIfExist(maxLength_, value, GetMaxLengthString()); if (const ValueType* v = GetMember(value, GetPatternString())) pattern_ = CreatePattern(*v, schemaDocument, p.Append(GetPatternString(), allocator_)); // Number if (const ValueType* v = GetMember(value, GetMinimumString())) if (v->IsNumber()) minimum_.CopyFrom(*v, *allocator_); if (const ValueType* v = GetMember(value, GetMaximumString())) if (v->IsNumber()) maximum_.CopyFrom(*v, *allocator_); AssignIfExist(exclusiveMinimum_, value, GetExclusiveMinimumString()); AssignIfExist(exclusiveMaximum_, value, GetExclusiveMaximumString()); if (const ValueType* v = GetMember(value, GetMultipleOfString())) if (v->IsNumber() && v->GetDouble() > 0.0) multipleOf_.CopyFrom(*v, *allocator_); // Default if (const ValueType* v = GetMember(value, GetDefaultValueString())) if (v->IsString()) defaultValueLength_ = v->GetStringLength(); } ~Schema() { AllocatorType::Free(enum_); if (properties_) { for (SizeType i = 0; i < propertyCount_; i++) properties_[i].~Property(); AllocatorType::Free(properties_); } if (patternProperties_) { for (SizeType i = 0; i < patternPropertyCount_; i++) patternProperties_[i].~PatternProperty(); AllocatorType::Free(patternProperties_); } AllocatorType::Free(itemsTuple_); #if RAPIDJSON_SCHEMA_HAS_REGEX if (pattern_) { pattern_->~RegexType(); AllocatorType::Free(pattern_); } #endif } const SValue& GetURI() const { return uri_; } const UriType& GetId() const { return id_; } const PointerType& GetPointer() const { return pointer_; } bool BeginValue(Context& context) const { if (context.inArray) { if (uniqueItems_) context.valueUniqueness = true; if (itemsList_) context.valueSchema = itemsList_; else if (itemsTuple_) { if (context.arrayElementIndex < itemsTupleCount_) context.valueSchema = itemsTuple_[context.arrayElementIndex]; else if (additionalItemsSchema_) context.valueSchema = additionalItemsSchema_; else if (additionalItems_) context.valueSchema = typeless_; else { context.error_handler.DisallowedItem(context.arrayElementIndex); // Must set valueSchema for when kValidateContinueOnErrorFlag is set, else reports spurious type error context.valueSchema = typeless_; // Must bump arrayElementIndex for when kValidateContinueOnErrorFlag is set context.arrayElementIndex++; RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorAdditionalItems); } } else context.valueSchema = typeless_; context.arrayElementIndex++; } return true; } RAPIDJSON_FORCEINLINE bool EndValue(Context& context) const { // Only check pattern properties if we have validators if (context.patternPropertiesValidatorCount > 0) { bool otherValid = false; SizeType count = context.patternPropertiesValidatorCount; if (context.objectPatternValidatorType != Context::kPatternValidatorOnly) otherValid = context.patternPropertiesValidators[--count]->IsValid(); bool patternValid = true; for (SizeType i = 0; i < count; i++) if (!context.patternPropertiesValidators[i]->IsValid()) { patternValid = false; break; } if (context.objectPatternValidatorType == Context::kPatternValidatorOnly) { if (!patternValid) { context.error_handler.PropertyViolations(context.patternPropertiesValidators, count); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorPatternProperties); } } else if (context.objectPatternValidatorType == Context::kPatternValidatorWithProperty) { if (!patternValid || !otherValid) { context.error_handler.PropertyViolations(context.patternPropertiesValidators, count + 1); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorPatternProperties); } } else if (!patternValid && !otherValid) { // kPatternValidatorWithAdditionalProperty) context.error_handler.PropertyViolations(context.patternPropertiesValidators, count + 1); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorPatternProperties); } } // For enums only check if we have a hasher if (enum_ && context.hasher) { const uint64_t h = context.factory.GetHashCode(context.hasher); for (SizeType i = 0; i < enumCount_; i++) if (enum_[i] == h) goto foundEnum; context.error_handler.DisallowedValue(kValidateErrorEnum); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorEnum); foundEnum:; } // Only check allOf etc if we have validators if (context.validatorCount > 0) { if (allOf_.schemas) for (SizeType i = allOf_.begin; i < allOf_.begin + allOf_.count; i++) if (!context.validators[i]->IsValid()) { context.error_handler.NotAllOf(&context.validators[allOf_.begin], allOf_.count); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorAllOf); } if (anyOf_.schemas) { for (SizeType i = anyOf_.begin; i < anyOf_.begin + anyOf_.count; i++) if (context.validators[i]->IsValid()) goto foundAny; context.error_handler.NoneOf(&context.validators[anyOf_.begin], anyOf_.count); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorAnyOf); foundAny:; } if (oneOf_.schemas) { bool oneValid = false; SizeType firstMatch = 0; for (SizeType i = oneOf_.begin; i < oneOf_.begin + oneOf_.count; i++) if (context.validators[i]->IsValid()) { if (oneValid) { context.error_handler.MultipleOneOf(firstMatch, i - oneOf_.begin); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorOneOfMatch); } else { oneValid = true; firstMatch = i - oneOf_.begin; } } if (!oneValid) { context.error_handler.NotOneOf(&context.validators[oneOf_.begin], oneOf_.count); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorOneOf); } } if (not_ && context.validators[notValidatorIndex_]->IsValid()) { context.error_handler.Disallowed(); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorNot); } } return true; } bool Null(Context& context) const { if (!(type_ & (1 << kNullSchemaType))) { DisallowedType(context, GetNullString()); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorType); } return CreateParallelValidator(context); } bool Bool(Context& context, bool) const { if (!(type_ & (1 << kBooleanSchemaType))) { DisallowedType(context, GetBooleanString()); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorType); } return CreateParallelValidator(context); } bool Int(Context& context, int i) const { if (!CheckInt(context, i)) return false; return CreateParallelValidator(context); } bool Uint(Context& context, unsigned u) const { if (!CheckUint(context, u)) return false; return CreateParallelValidator(context); } bool Int64(Context& context, int64_t i) const { if (!CheckInt(context, i)) return false; return CreateParallelValidator(context); } bool Uint64(Context& context, uint64_t u) const { if (!CheckUint(context, u)) return false; return CreateParallelValidator(context); } bool Double(Context& context, double d) const { if (!(type_ & (1 << kNumberSchemaType))) { DisallowedType(context, GetNumberString()); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorType); } if (!minimum_.IsNull() && !CheckDoubleMinimum(context, d)) return false; if (!maximum_.IsNull() && !CheckDoubleMaximum(context, d)) return false; if (!multipleOf_.IsNull() && !CheckDoubleMultipleOf(context, d)) return false; return CreateParallelValidator(context); } bool String(Context& context, const Ch* str, SizeType length, bool) const { if (!(type_ & (1 << kStringSchemaType))) { DisallowedType(context, GetStringString()); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorType); } if (minLength_ != 0 || maxLength_ != SizeType(~0)) { SizeType count; if (internal::CountStringCodePoint<EncodingType>(str, length, &count)) { if (count < minLength_) { context.error_handler.TooShort(str, length, minLength_); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorMinLength); } if (count > maxLength_) { context.error_handler.TooLong(str, length, maxLength_); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorMaxLength); } } } if (pattern_ && !IsPatternMatch(pattern_, str, length)) { context.error_handler.DoesNotMatch(str, length); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorPattern); } return CreateParallelValidator(context); } bool StartObject(Context& context) const { if (!(type_ & (1 << kObjectSchemaType))) { DisallowedType(context, GetObjectString()); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorType); } if (hasDependencies_ || hasRequired_) { context.propertyExist = static_cast<bool*>(context.factory.MallocState(sizeof(bool) * propertyCount_)); std::memset(context.propertyExist, 0, sizeof(bool) * propertyCount_); } if (patternProperties_) { // pre-allocate schema array SizeType count = patternPropertyCount_ + 1; // extra for valuePatternValidatorType context.patternPropertiesSchemas = static_cast<const SchemaType**>(context.factory.MallocState(sizeof(const SchemaType*) * count)); context.patternPropertiesSchemaCount = 0; std::memset(context.patternPropertiesSchemas, 0, sizeof(SchemaType*) * count); } return CreateParallelValidator(context); } bool Key(Context& context, const Ch* str, SizeType len, bool) const { if (patternProperties_) { context.patternPropertiesSchemaCount = 0; for (SizeType i = 0; i < patternPropertyCount_; i++) if (patternProperties_[i].pattern && IsPatternMatch(patternProperties_[i].pattern, str, len)) { context.patternPropertiesSchemas[context.patternPropertiesSchemaCount++] = patternProperties_[i].schema; context.valueSchema = typeless_; } } SizeType index = 0; if (FindPropertyIndex(ValueType(str, len).Move(), &index)) { if (context.patternPropertiesSchemaCount > 0) { context.patternPropertiesSchemas[context.patternPropertiesSchemaCount++] = properties_[index].schema; context.valueSchema = typeless_; context.valuePatternValidatorType = Context::kPatternValidatorWithProperty; } else context.valueSchema = properties_[index].schema; if (context.propertyExist) context.propertyExist[index] = true; return true; } if (additionalPropertiesSchema_) { if (context.patternPropertiesSchemaCount > 0) { context.patternPropertiesSchemas[context.patternPropertiesSchemaCount++] = additionalPropertiesSchema_; context.valueSchema = typeless_; context.valuePatternValidatorType = Context::kPatternValidatorWithAdditionalProperty; } else context.valueSchema = additionalPropertiesSchema_; return true; } else if (additionalProperties_) { context.valueSchema = typeless_; return true; } if (context.patternPropertiesSchemaCount == 0) { // patternProperties are not additional properties // Must set valueSchema for when kValidateContinueOnErrorFlag is set, else reports spurious type error context.valueSchema = typeless_; context.error_handler.DisallowedProperty(str, len); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorAdditionalProperties); } return true; } bool EndObject(Context& context, SizeType memberCount) const { if (hasRequired_) { context.error_handler.StartMissingProperties(); for (SizeType index = 0; index < propertyCount_; index++) if (properties_[index].required && !context.propertyExist[index]) if (properties_[index].schema->defaultValueLength_ == 0 ) context.error_handler.AddMissingProperty(properties_[index].name); if (context.error_handler.EndMissingProperties()) RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorRequired); } if (memberCount < minProperties_) { context.error_handler.TooFewProperties(memberCount, minProperties_); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorMinProperties); } if (memberCount > maxProperties_) { context.error_handler.TooManyProperties(memberCount, maxProperties_); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorMaxProperties); } if (hasDependencies_) { context.error_handler.StartDependencyErrors(); for (SizeType sourceIndex = 0; sourceIndex < propertyCount_; sourceIndex++) { const Property& source = properties_[sourceIndex]; if (context.propertyExist[sourceIndex]) { if (source.dependencies) { context.error_handler.StartMissingDependentProperties(); for (SizeType targetIndex = 0; targetIndex < propertyCount_; targetIndex++) if (source.dependencies[targetIndex] && !context.propertyExist[targetIndex]) context.error_handler.AddMissingDependentProperty(properties_[targetIndex].name); context.error_handler.EndMissingDependentProperties(source.name); } else if (source.dependenciesSchema) { ISchemaValidator* dependenciesValidator = context.validators[source.dependenciesValidatorIndex]; if (!dependenciesValidator->IsValid()) context.error_handler.AddDependencySchemaError(source.name, dependenciesValidator); } } } if (context.error_handler.EndDependencyErrors()) RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorDependencies); } return true; } bool StartArray(Context& context) const { context.arrayElementIndex = 0; context.inArray = true; // Ensure we note that we are in an array if (!(type_ & (1 << kArraySchemaType))) { DisallowedType(context, GetArrayString()); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorType); } return CreateParallelValidator(context); } bool EndArray(Context& context, SizeType elementCount) const { context.inArray = false; if (elementCount < minItems_) { context.error_handler.TooFewItems(elementCount, minItems_); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorMinItems); } if (elementCount > maxItems_) { context.error_handler.TooManyItems(elementCount, maxItems_); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorMaxItems); } return true; } static const ValueType& GetValidateErrorKeyword(ValidateErrorCode validateErrorCode) { switch (validateErrorCode) { case kValidateErrorMultipleOf: return GetMultipleOfString(); case kValidateErrorMaximum: return GetMaximumString(); case kValidateErrorExclusiveMaximum: return GetMaximumString(); // Same case kValidateErrorMinimum: return GetMinimumString(); case kValidateErrorExclusiveMinimum: return GetMinimumString(); // Same case kValidateErrorMaxLength: return GetMaxLengthString(); case kValidateErrorMinLength: return GetMinLengthString(); case kValidateErrorPattern: return GetPatternString(); case kValidateErrorMaxItems: return GetMaxItemsString(); case kValidateErrorMinItems: return GetMinItemsString(); case kValidateErrorUniqueItems: return GetUniqueItemsString(); case kValidateErrorAdditionalItems: return GetAdditionalItemsString(); case kValidateErrorMaxProperties: return GetMaxPropertiesString(); case kValidateErrorMinProperties: return GetMinPropertiesString(); case kValidateErrorRequired: return GetRequiredString(); case kValidateErrorAdditionalProperties: return GetAdditionalPropertiesString(); case kValidateErrorPatternProperties: return GetPatternPropertiesString(); case kValidateErrorDependencies: return GetDependenciesString(); case kValidateErrorEnum: return GetEnumString(); case kValidateErrorType: return GetTypeString(); case kValidateErrorOneOf: return GetOneOfString(); case kValidateErrorOneOfMatch: return GetOneOfString(); // Same case kValidateErrorAllOf: return GetAllOfString(); case kValidateErrorAnyOf: return GetAnyOfString(); case kValidateErrorNot: return GetNotString(); default: return GetNullString(); } } // Generate functions for string literal according to Ch #define RAPIDJSON_STRING_(name, ...) \ static const ValueType& Get##name##String() {\ static const Ch s[] = { __VA_ARGS__, '\0' };\ static const ValueType v(s, static_cast<SizeType>(sizeof(s) / sizeof(Ch) - 1));\ return v;\ } RAPIDJSON_STRING_(Null, 'n', 'u', 'l', 'l') RAPIDJSON_STRING_(Boolean, 'b', 'o', 'o', 'l', 'e', 'a', 'n') RAPIDJSON_STRING_(Object, 'o', 'b', 'j', 'e', 'c', 't') RAPIDJSON_STRING_(Array, 'a', 'r', 'r', 'a', 'y') RAPIDJSON_STRING_(String, 's', 't', 'r', 'i', 'n', 'g') RAPIDJSON_STRING_(Number, 'n', 'u', 'm', 'b', 'e', 'r') RAPIDJSON_STRING_(Integer, 'i', 'n', 't', 'e', 'g', 'e', 'r') RAPIDJSON_STRING_(Type, 't', 'y', 'p', 'e') RAPIDJSON_STRING_(Enum, 'e', 'n', 'u', 'm') RAPIDJSON_STRING_(AllOf, 'a', 'l', 'l', 'O', 'f') RAPIDJSON_STRING_(AnyOf, 'a', 'n', 'y', 'O', 'f') RAPIDJSON_STRING_(OneOf, 'o', 'n', 'e', 'O', 'f') RAPIDJSON_STRING_(Not, 'n', 'o', 't') RAPIDJSON_STRING_(Properties, 'p', 'r', 'o', 'p', 'e', 'r', 't', 'i', 'e', 's') RAPIDJSON_STRING_(Required, 'r', 'e', 'q', 'u', 'i', 'r', 'e', 'd') RAPIDJSON_STRING_(Dependencies, 'd', 'e', 'p', 'e', 'n', 'd', 'e', 'n', 'c', 'i', 'e', 's') RAPIDJSON_STRING_(PatternProperties, 'p', 'a', 't', 't', 'e', 'r', 'n', 'P', 'r', 'o', 'p', 'e', 'r', 't', 'i', 'e', 's') RAPIDJSON_STRING_(AdditionalProperties, 'a', 'd', 'd', 'i', 't', 'i', 'o', 'n', 'a', 'l', 'P', 'r', 'o', 'p', 'e', 'r', 't', 'i', 'e', 's') RAPIDJSON_STRING_(MinProperties, 'm', 'i', 'n', 'P', 'r', 'o', 'p', 'e', 'r', 't', 'i', 'e', 's') RAPIDJSON_STRING_(MaxProperties, 'm', 'a', 'x', 'P', 'r', 'o', 'p', 'e', 'r', 't', 'i', 'e', 's') RAPIDJSON_STRING_(Items, 'i', 't', 'e', 'm', 's') RAPIDJSON_STRING_(MinItems, 'm', 'i', 'n', 'I', 't', 'e', 'm', 's') RAPIDJSON_STRING_(MaxItems, 'm', 'a', 'x', 'I', 't', 'e', 'm', 's') RAPIDJSON_STRING_(AdditionalItems, 'a', 'd', 'd', 'i', 't', 'i', 'o', 'n', 'a', 'l', 'I', 't', 'e', 'm', 's') RAPIDJSON_STRING_(UniqueItems, 'u', 'n', 'i', 'q', 'u', 'e', 'I', 't', 'e', 'm', 's') RAPIDJSON_STRING_(MinLength, 'm', 'i', 'n', 'L', 'e', 'n', 'g', 't', 'h') RAPIDJSON_STRING_(MaxLength, 'm', 'a', 'x', 'L', 'e', 'n', 'g', 't', 'h') RAPIDJSON_STRING_(Pattern, 'p', 'a', 't', 't', 'e', 'r', 'n') RAPIDJSON_STRING_(Minimum, 'm', 'i', 'n', 'i', 'm', 'u', 'm') RAPIDJSON_STRING_(Maximum, 'm', 'a', 'x', 'i', 'm', 'u', 'm') RAPIDJSON_STRING_(ExclusiveMinimum, 'e', 'x', 'c', 'l', 'u', 's', 'i', 'v', 'e', 'M', 'i', 'n', 'i', 'm', 'u', 'm') RAPIDJSON_STRING_(ExclusiveMaximum, 'e', 'x', 'c', 'l', 'u', 's', 'i', 'v', 'e', 'M', 'a', 'x', 'i', 'm', 'u', 'm') RAPIDJSON_STRING_(MultipleOf, 'm', 'u', 'l', 't', 'i', 'p', 'l', 'e', 'O', 'f') RAPIDJSON_STRING_(DefaultValue, 'd', 'e', 'f', 'a', 'u', 'l', 't') RAPIDJSON_STRING_(Ref, '$', 'r', 'e', 'f') RAPIDJSON_STRING_(Id, 'i', 'd') RAPIDJSON_STRING_(SchemeEnd, ':') RAPIDJSON_STRING_(AuthStart, '/', '/') RAPIDJSON_STRING_(QueryStart, '?') RAPIDJSON_STRING_(FragStart, '#') RAPIDJSON_STRING_(Slash, '/') RAPIDJSON_STRING_(Dot, '.') #undef RAPIDJSON_STRING_ private: enum SchemaValueType { kNullSchemaType, kBooleanSchemaType, kObjectSchemaType, kArraySchemaType, kStringSchemaType, kNumberSchemaType, kIntegerSchemaType, kTotalSchemaType }; #if RAPIDJSON_SCHEMA_USE_INTERNALREGEX typedef internal::GenericRegex<EncodingType, AllocatorType> RegexType; #elif RAPIDJSON_SCHEMA_USE_STDREGEX typedef std::basic_regex<Ch> RegexType; #else typedef char RegexType; #endif struct SchemaArray { SchemaArray() : schemas(), count() {} ~SchemaArray() { AllocatorType::Free(schemas); } const SchemaType** schemas; SizeType begin; // begin index of context.validators SizeType count; }; template <typename V1, typename V2> void AddUniqueElement(V1& a, const V2& v) { for (typename V1::ConstValueIterator itr = a.Begin(); itr != a.End(); ++itr) if (*itr == v) return; V1 c(v, *allocator_); a.PushBack(c, *allocator_); } static const ValueType* GetMember(const ValueType& value, const ValueType& name) { typename ValueType::ConstMemberIterator itr = value.FindMember(name); return itr != value.MemberEnd() ? &(itr->value) : 0; } static void AssignIfExist(bool& out, const ValueType& value, const ValueType& name) { if (const ValueType* v = GetMember(value, name)) if (v->IsBool()) out = v->GetBool(); } static void AssignIfExist(SizeType& out, const ValueType& value, const ValueType& name) { if (const ValueType* v = GetMember(value, name)) if (v->IsUint64() && v->GetUint64() <= SizeType(~0)) out = static_cast<SizeType>(v->GetUint64()); } void AssignIfExist(SchemaArray& out, SchemaDocumentType& schemaDocument, const PointerType& p, const ValueType& value, const ValueType& name, const ValueType& document) { if (const ValueType* v = GetMember(value, name)) { if (v->IsArray() && v->Size() > 0) { PointerType q = p.Append(name, allocator_); out.count = v->Size(); out.schemas = static_cast<const Schema**>(allocator_->Malloc(out.count * sizeof(const Schema*))); memset(out.schemas, 0, sizeof(Schema*)* out.count); for (SizeType i = 0; i < out.count; i++) schemaDocument.CreateSchema(&out.schemas[i], q.Append(i, allocator_), (*v)[i], document, id_); out.begin = validatorCount_; validatorCount_ += out.count; } } } #if RAPIDJSON_SCHEMA_USE_INTERNALREGEX template <typename ValueType> RegexType* CreatePattern(const ValueType& value, SchemaDocumentType* sd, const PointerType& p) { if (value.IsString()) { RegexType* r = new (allocator_->Malloc(sizeof(RegexType))) RegexType(value.GetString(), allocator_); if (!r->IsValid()) { sd->SchemaErrorValue(kSchemaErrorRegexInvalid, p, value.GetString(), value.GetStringLength()); r->~RegexType(); AllocatorType::Free(r); r = 0; } return r; } return 0; } static bool IsPatternMatch(const RegexType* pattern, const Ch *str, SizeType) { GenericRegexSearch<RegexType> rs(*pattern); return rs.Search(str); } #elif RAPIDJSON_SCHEMA_USE_STDREGEX template <typename ValueType> RegexType* CreatePattern(const ValueType& value, SchemaDocumentType* sd, const PointerType& p) { if (value.IsString()) { RegexType *r = static_cast<RegexType*>(allocator_->Malloc(sizeof(RegexType))); try { return new (r) RegexType(value.GetString(), std::size_t(value.GetStringLength()), std::regex_constants::ECMAScript); } catch (const std::regex_error& e) { sd->SchemaErrorValue(kSchemaErrorRegexInvalid, p, value.GetString(), value.GetStringLength()); AllocatorType::Free(r); } } return 0; } static bool IsPatternMatch(const RegexType* pattern, const Ch *str, SizeType length) { std::match_results<const Ch*> r; return std::regex_search(str, str + length, r, *pattern); } #else template <typename ValueType> RegexType* CreatePattern(const ValueType&) { return 0; } static bool IsPatternMatch(const RegexType*, const Ch *, SizeType) { return true; } #endif // RAPIDJSON_SCHEMA_USE_STDREGEX void AddType(const ValueType& type) { if (type == GetNullString() ) type_ |= 1 << kNullSchemaType; else if (type == GetBooleanString()) type_ |= 1 << kBooleanSchemaType; else if (type == GetObjectString() ) type_ |= 1 << kObjectSchemaType; else if (type == GetArrayString() ) type_ |= 1 << kArraySchemaType; else if (type == GetStringString() ) type_ |= 1 << kStringSchemaType; else if (type == GetIntegerString()) type_ |= 1 << kIntegerSchemaType; else if (type == GetNumberString() ) type_ |= (1 << kNumberSchemaType) | (1 << kIntegerSchemaType); } // Creates parallel validators for allOf, anyOf, oneOf, not and schema dependencies, if required. // Also creates a hasher for enums and array uniqueness, if required. bool CreateParallelValidator(Context& context) const { if (enum_ || context.arrayUniqueness) context.hasher = context.factory.CreateHasher(); if (validatorCount_) { RAPIDJSON_ASSERT(context.validators == 0); context.validators = static_cast<ISchemaValidator**>(context.factory.MallocState(sizeof(ISchemaValidator*) * validatorCount_)); std::memset(context.validators, 0, sizeof(ISchemaValidator*) * validatorCount_); context.validatorCount = validatorCount_; // Always return after first failure for these sub-validators if (allOf_.schemas) CreateSchemaValidators(context, allOf_, false); if (anyOf_.schemas) CreateSchemaValidators(context, anyOf_, false); if (oneOf_.schemas) CreateSchemaValidators(context, oneOf_, false); if (not_) context.validators[notValidatorIndex_] = context.factory.CreateSchemaValidator(*not_, false); if (hasSchemaDependencies_) { for (SizeType i = 0; i < propertyCount_; i++) if (properties_[i].dependenciesSchema) context.validators[properties_[i].dependenciesValidatorIndex] = context.factory.CreateSchemaValidator(*properties_[i].dependenciesSchema, false); } } return true; } void CreateSchemaValidators(Context& context, const SchemaArray& schemas, const bool inheritContinueOnErrors) const { for (SizeType i = 0; i < schemas.count; i++) context.validators[schemas.begin + i] = context.factory.CreateSchemaValidator(*schemas.schemas[i], inheritContinueOnErrors); } // O(n) bool FindPropertyIndex(const ValueType& name, SizeType* outIndex) const { SizeType len = name.GetStringLength(); const Ch* str = name.GetString(); for (SizeType index = 0; index < propertyCount_; index++) if (properties_[index].name.GetStringLength() == len && (std::memcmp(properties_[index].name.GetString(), str, sizeof(Ch) * len) == 0)) { *outIndex = index; return true; } return false; } bool CheckInt(Context& context, int64_t i) const { if (!(type_ & ((1 << kIntegerSchemaType) | (1 << kNumberSchemaType)))) { DisallowedType(context, GetIntegerString()); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorType); } if (!minimum_.IsNull()) { if (minimum_.IsInt64()) { if (exclusiveMinimum_ ? i <= minimum_.GetInt64() : i < minimum_.GetInt64()) { context.error_handler.BelowMinimum(i, minimum_, exclusiveMinimum_); RAPIDJSON_INVALID_KEYWORD_RETURN(exclusiveMinimum_ ? kValidateErrorExclusiveMinimum : kValidateErrorMinimum); } } else if (minimum_.IsUint64()) { context.error_handler.BelowMinimum(i, minimum_, exclusiveMinimum_); RAPIDJSON_INVALID_KEYWORD_RETURN(exclusiveMinimum_ ? kValidateErrorExclusiveMinimum : kValidateErrorMinimum); // i <= max(int64_t) < minimum.GetUint64() } else if (!CheckDoubleMinimum(context, static_cast<double>(i))) return false; } if (!maximum_.IsNull()) { if (maximum_.IsInt64()) { if (exclusiveMaximum_ ? i >= maximum_.GetInt64() : i > maximum_.GetInt64()) { context.error_handler.AboveMaximum(i, maximum_, exclusiveMaximum_); RAPIDJSON_INVALID_KEYWORD_RETURN(exclusiveMaximum_ ? kValidateErrorExclusiveMaximum : kValidateErrorMaximum); } } else if (maximum_.IsUint64()) { } /* do nothing */ // i <= max(int64_t) < maximum_.GetUint64() else if (!CheckDoubleMaximum(context, static_cast<double>(i))) return false; } if (!multipleOf_.IsNull()) { if (multipleOf_.IsUint64()) { if (static_cast<uint64_t>(i >= 0 ? i : -i) % multipleOf_.GetUint64() != 0) { context.error_handler.NotMultipleOf(i, multipleOf_); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorMultipleOf); } } else if (!CheckDoubleMultipleOf(context, static_cast<double>(i))) return false; } return true; } bool CheckUint(Context& context, uint64_t i) const { if (!(type_ & ((1 << kIntegerSchemaType) | (1 << kNumberSchemaType)))) { DisallowedType(context, GetIntegerString()); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorType); } if (!minimum_.IsNull()) { if (minimum_.IsUint64()) { if (exclusiveMinimum_ ? i <= minimum_.GetUint64() : i < minimum_.GetUint64()) { context.error_handler.BelowMinimum(i, minimum_, exclusiveMinimum_); RAPIDJSON_INVALID_KEYWORD_RETURN(exclusiveMinimum_ ? kValidateErrorExclusiveMinimum : kValidateErrorMinimum); } } else if (minimum_.IsInt64()) /* do nothing */; // i >= 0 > minimum.Getint64() else if (!CheckDoubleMinimum(context, static_cast<double>(i))) return false; } if (!maximum_.IsNull()) { if (maximum_.IsUint64()) { if (exclusiveMaximum_ ? i >= maximum_.GetUint64() : i > maximum_.GetUint64()) { context.error_handler.AboveMaximum(i, maximum_, exclusiveMaximum_); RAPIDJSON_INVALID_KEYWORD_RETURN(exclusiveMaximum_ ? kValidateErrorExclusiveMaximum : kValidateErrorMaximum); } } else if (maximum_.IsInt64()) { context.error_handler.AboveMaximum(i, maximum_, exclusiveMaximum_); RAPIDJSON_INVALID_KEYWORD_RETURN(exclusiveMaximum_ ? kValidateErrorExclusiveMaximum : kValidateErrorMaximum); // i >= 0 > maximum_ } else if (!CheckDoubleMaximum(context, static_cast<double>(i))) return false; } if (!multipleOf_.IsNull()) { if (multipleOf_.IsUint64()) { if (i % multipleOf_.GetUint64() != 0) { context.error_handler.NotMultipleOf(i, multipleOf_); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorMultipleOf); } } else if (!CheckDoubleMultipleOf(context, static_cast<double>(i))) return false; } return true; } bool CheckDoubleMinimum(Context& context, double d) const { if (exclusiveMinimum_ ? d <= minimum_.GetDouble() : d < minimum_.GetDouble()) { context.error_handler.BelowMinimum(d, minimum_, exclusiveMinimum_); RAPIDJSON_INVALID_KEYWORD_RETURN(exclusiveMinimum_ ? kValidateErrorExclusiveMinimum : kValidateErrorMinimum); } return true; } bool CheckDoubleMaximum(Context& context, double d) const { if (exclusiveMaximum_ ? d >= maximum_.GetDouble() : d > maximum_.GetDouble()) { context.error_handler.AboveMaximum(d, maximum_, exclusiveMaximum_); RAPIDJSON_INVALID_KEYWORD_RETURN(exclusiveMaximum_ ? kValidateErrorExclusiveMaximum : kValidateErrorMaximum); } return true; } bool CheckDoubleMultipleOf(Context& context, double d) const { double a = std::abs(d), b = std::abs(multipleOf_.GetDouble()); double q = std::floor(a / b); double r = a - q * b; if (r > 0.0) { context.error_handler.NotMultipleOf(d, multipleOf_); RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorMultipleOf); } return true; } void DisallowedType(Context& context, const ValueType& actualType) const { ErrorHandler& eh = context.error_handler; eh.StartDisallowedType(); if (type_ & (1 << kNullSchemaType)) eh.AddExpectedType(GetNullString()); if (type_ & (1 << kBooleanSchemaType)) eh.AddExpectedType(GetBooleanString()); if (type_ & (1 << kObjectSchemaType)) eh.AddExpectedType(GetObjectString()); if (type_ & (1 << kArraySchemaType)) eh.AddExpectedType(GetArrayString()); if (type_ & (1 << kStringSchemaType)) eh.AddExpectedType(GetStringString()); if (type_ & (1 << kNumberSchemaType)) eh.AddExpectedType(GetNumberString()); else if (type_ & (1 << kIntegerSchemaType)) eh.AddExpectedType(GetIntegerString()); eh.EndDisallowedType(actualType); } struct Property { Property() : schema(), dependenciesSchema(), dependenciesValidatorIndex(), dependencies(), required(false) {} ~Property() { AllocatorType::Free(dependencies); } SValue name; const SchemaType* schema; const SchemaType* dependenciesSchema; SizeType dependenciesValidatorIndex; bool* dependencies; bool required; }; struct PatternProperty { PatternProperty() : schema(), pattern() {} ~PatternProperty() { if (pattern) { pattern->~RegexType(); AllocatorType::Free(pattern); } } const SchemaType* schema; RegexType* pattern; }; AllocatorType* allocator_; SValue uri_; UriType id_; PointerType pointer_; const SchemaType* typeless_; uint64_t* enum_; SizeType enumCount_; SchemaArray allOf_; SchemaArray anyOf_; SchemaArray oneOf_; const SchemaType* not_; unsigned type_; // bitmask of kSchemaType SizeType validatorCount_; SizeType notValidatorIndex_; Property* properties_; const SchemaType* additionalPropertiesSchema_; PatternProperty* patternProperties_; SizeType patternPropertyCount_; SizeType propertyCount_; SizeType minProperties_; SizeType maxProperties_; bool additionalProperties_; bool hasDependencies_; bool hasRequired_; bool hasSchemaDependencies_; const SchemaType* additionalItemsSchema_; const SchemaType* itemsList_; const SchemaType** itemsTuple_; SizeType itemsTupleCount_; SizeType minItems_; SizeType maxItems_; bool additionalItems_; bool uniqueItems_; RegexType* pattern_; SizeType minLength_; SizeType maxLength_; SValue minimum_; SValue maximum_; SValue multipleOf_; bool exclusiveMinimum_; bool exclusiveMaximum_; SizeType defaultValueLength_; }; template<typename Stack, typename Ch> struct TokenHelper { RAPIDJSON_FORCEINLINE static void AppendIndexToken(Stack& documentStack, SizeType index) { *documentStack.template Push<Ch>() = '/'; char buffer[21]; size_t length = static_cast<size_t>((sizeof(SizeType) == 4 ? u32toa(index, buffer) : u64toa(index, buffer)) - buffer); for (size_t i = 0; i < length; i++) *documentStack.template Push<Ch>() = static_cast<Ch>(buffer[i]); } }; // Partial specialized version for char to prevent buffer copying. template <typename Stack> struct TokenHelper<Stack, char> { RAPIDJSON_FORCEINLINE static void AppendIndexToken(Stack& documentStack, SizeType index) { if (sizeof(SizeType) == 4) { char *buffer = documentStack.template Push<char>(1 + 10); // '/' + uint *buffer++ = '/'; const char* end = internal::u32toa(index, buffer); documentStack.template Pop<char>(static_cast<size_t>(10 - (end - buffer))); } else { char *buffer = documentStack.template Push<char>(1 + 20); // '/' + uint64 *buffer++ = '/'; const char* end = internal::u64toa(index, buffer); documentStack.template Pop<char>(static_cast<size_t>(20 - (end - buffer))); } } }; } // namespace internal /////////////////////////////////////////////////////////////////////////////// // IGenericRemoteSchemaDocumentProvider template <typename SchemaDocumentType> class IGenericRemoteSchemaDocumentProvider { public: typedef typename SchemaDocumentType::Ch Ch; typedef typename SchemaDocumentType::ValueType ValueType; typedef typename SchemaDocumentType::AllocatorType AllocatorType; virtual ~IGenericRemoteSchemaDocumentProvider() {} virtual const SchemaDocumentType* GetRemoteDocument(const Ch* uri, SizeType length) = 0; virtual const SchemaDocumentType* GetRemoteDocument(const GenericUri<ValueType, AllocatorType> uri) { return GetRemoteDocument(uri.GetBaseString(), uri.GetBaseStringLength()); } }; /////////////////////////////////////////////////////////////////////////////// // GenericSchemaDocument //! JSON schema document. /*! A JSON schema document is a compiled version of a JSON schema. It is basically a tree of internal::Schema. \note This is an immutable class (i.e. its instance cannot be modified after construction). \tparam ValueT Type of JSON value (e.g. \c Value ), which also determine the encoding. \tparam Allocator Allocator type for allocating memory of this document. */ template <typename ValueT, typename Allocator = CrtAllocator> class GenericSchemaDocument { public: typedef ValueT ValueType; typedef IGenericRemoteSchemaDocumentProvider<GenericSchemaDocument> IRemoteSchemaDocumentProviderType; typedef Allocator AllocatorType; typedef typename ValueType::EncodingType EncodingType; typedef typename EncodingType::Ch Ch; typedef internal::Schema<GenericSchemaDocument> SchemaType; typedef GenericPointer<ValueType, Allocator> PointerType; typedef GenericValue<EncodingType, AllocatorType> GValue; typedef GenericUri<ValueType, Allocator> UriType; typedef GenericStringRef<Ch> StringRefType; friend class internal::Schema<GenericSchemaDocument>; template <typename, typename, typename> friend class GenericSchemaValidator; //! Constructor. /*! Compile a JSON document into schema document. \param document A JSON document as source. \param uri The base URI of this schema document for purposes of violation reporting. \param uriLength Length of \c name, in code points. \param remoteProvider An optional remote schema document provider for resolving remote reference. Can be null. \param allocator An optional allocator instance for allocating memory. Can be null. \param pointer An optional JSON pointer to the start of the schema document */ explicit GenericSchemaDocument(const ValueType& document, const Ch* uri = 0, SizeType uriLength = 0, IRemoteSchemaDocumentProviderType* remoteProvider = 0, Allocator* allocator = 0, const PointerType& pointer = PointerType()) : // PR #1393 remoteProvider_(remoteProvider), allocator_(allocator), ownAllocator_(), root_(), typeless_(), schemaMap_(allocator, kInitialSchemaMapSize), schemaRef_(allocator, kInitialSchemaRefSize), error_(kObjectType), currentError_() { if (!allocator_) ownAllocator_ = allocator_ = RAPIDJSON_NEW(Allocator)(); Ch noUri[1] = {0}; uri_.SetString(uri ? uri : noUri, uriLength, *allocator_); docId_ = UriType(uri_, allocator_); typeless_ = static_cast<SchemaType*>(allocator_->Malloc(sizeof(SchemaType))); new (typeless_) SchemaType(this, PointerType(), ValueType(kObjectType).Move(), ValueType(kObjectType).Move(), allocator_, docId_); // Generate root schema, it will call CreateSchema() to create sub-schemas, // And call HandleRefSchema() if there are $ref. // PR #1393 use input pointer if supplied root_ = typeless_; if (pointer.GetTokenCount() == 0) { CreateSchemaRecursive(&root_, pointer, document, document, docId_); } else if (const ValueType* v = pointer.Get(document)) { CreateSchema(&root_, pointer, *v, document, docId_); } else { GenericStringBuffer<EncodingType> sb; pointer.StringifyUriFragment(sb); SchemaErrorValue(kSchemaErrorStartUnknown, PointerType(), sb.GetString(), static_cast<SizeType>(sb.GetSize() / sizeof(Ch))); } RAPIDJSON_ASSERT(root_ != 0); schemaRef_.ShrinkToFit(); // Deallocate all memory for ref } #if RAPIDJSON_HAS_CXX11_RVALUE_REFS //! Move constructor in C++11 GenericSchemaDocument(GenericSchemaDocument&& rhs) RAPIDJSON_NOEXCEPT : remoteProvider_(rhs.remoteProvider_), allocator_(rhs.allocator_), ownAllocator_(rhs.ownAllocator_), root_(rhs.root_), typeless_(rhs.typeless_), schemaMap_(std::move(rhs.schemaMap_)), schemaRef_(std::move(rhs.schemaRef_)), uri_(std::move(rhs.uri_)), docId_(std::move(rhs.docId_)), error_(std::move(rhs.error_)), currentError_(std::move(rhs.currentError_)) { rhs.remoteProvider_ = 0; rhs.allocator_ = 0; rhs.ownAllocator_ = 0; rhs.typeless_ = 0; } #endif //! Destructor ~GenericSchemaDocument() { while (!schemaMap_.Empty()) schemaMap_.template Pop<SchemaEntry>(1)->~SchemaEntry(); if (typeless_) { typeless_->~SchemaType(); Allocator::Free(typeless_); } // these may contain some allocator data so clear before deleting ownAllocator_ uri_.SetNull(); error_.SetNull(); currentError_.SetNull(); RAPIDJSON_DELETE(ownAllocator_); } const GValue& GetURI() const { return uri_; } //! Get the root schema. const SchemaType& GetRoot() const { return *root_; } //! Gets the error object. GValue& GetError() { return error_; } const GValue& GetError() const { return error_; } static const StringRefType& GetSchemaErrorKeyword(SchemaErrorCode schemaErrorCode) { switch (schemaErrorCode) { case kSchemaErrorStartUnknown: return GetStartUnknownString(); case kSchemaErrorRefPlainName: return GetRefPlainNameString(); case kSchemaErrorRefInvalid: return GetRefInvalidString(); case kSchemaErrorRefPointerInvalid: return GetRefPointerInvalidString(); case kSchemaErrorRefUnknown: return GetRefUnknownString(); case kSchemaErrorRefCyclical: return GetRefCyclicalString(); case kSchemaErrorRefNoRemoteProvider: return GetRefNoRemoteProviderString(); case kSchemaErrorRefNoRemoteSchema: return GetRefNoRemoteSchemaString(); case kSchemaErrorRegexInvalid: return GetRegexInvalidString(); default: return GetNullString(); } } //! Default error method void SchemaError(const SchemaErrorCode code, const PointerType& location) { currentError_ = GValue(kObjectType); AddCurrentError(code, location); } //! Method for error with single string value insert void SchemaErrorValue(const SchemaErrorCode code, const PointerType& location, const Ch* value, SizeType length) { currentError_ = GValue(kObjectType); currentError_.AddMember(GetValueString(), GValue(value, length, *allocator_).Move(), *allocator_); AddCurrentError(code, location); } //! Method for error with invalid pointer void SchemaErrorPointer(const SchemaErrorCode code, const PointerType& location, const Ch* value, SizeType length, const PointerType& pointer) { currentError_ = GValue(kObjectType); currentError_.AddMember(GetValueString(), GValue(value, length, *allocator_).Move(), *allocator_); currentError_.AddMember(GetOffsetString(), static_cast<SizeType>(pointer.GetParseErrorOffset() / sizeof(Ch)), *allocator_); AddCurrentError(code, location); } private: //! Prohibit copying GenericSchemaDocument(const GenericSchemaDocument&); //! Prohibit assignment GenericSchemaDocument& operator=(const GenericSchemaDocument&); typedef const PointerType* SchemaRefPtr; // PR #1393 struct SchemaEntry { SchemaEntry(const PointerType& p, SchemaType* s, bool o, Allocator* allocator) : pointer(p, allocator), schema(s), owned(o) {} ~SchemaEntry() { if (owned) { schema->~SchemaType(); Allocator::Free(schema); } } PointerType pointer; SchemaType* schema; bool owned; }; void AddErrorInstanceLocation(GValue& result, const PointerType& location) { GenericStringBuffer<EncodingType> sb; location.StringifyUriFragment(sb); GValue instanceRef(sb.GetString(), static_cast<SizeType>(sb.GetSize() / sizeof(Ch)), *allocator_); result.AddMember(GetInstanceRefString(), instanceRef, *allocator_); } void AddError(GValue& keyword, GValue& error) { typename GValue::MemberIterator member = error_.FindMember(keyword); if (member == error_.MemberEnd()) error_.AddMember(keyword, error, *allocator_); else { if (member->value.IsObject()) { GValue errors(kArrayType); errors.PushBack(member->value, *allocator_); member->value = errors; } member->value.PushBack(error, *allocator_); } } void AddCurrentError(const SchemaErrorCode code, const PointerType& location) { currentError_.AddMember(GetErrorCodeString(), code, *allocator_); AddErrorInstanceLocation(currentError_, location); AddError(GValue(GetSchemaErrorKeyword(code)).Move(), currentError_); } #define RAPIDJSON_STRING_(name, ...) \ static const StringRefType& Get##name##String() {\ static const Ch s[] = { __VA_ARGS__, '\0' };\ static const StringRefType v(s, static_cast<SizeType>(sizeof(s) / sizeof(Ch) - 1)); \ return v;\ } RAPIDJSON_STRING_(InstanceRef, 'i', 'n', 's', 't', 'a', 'n', 'c', 'e', 'R', 'e', 'f') RAPIDJSON_STRING_(ErrorCode, 'e', 'r', 'r', 'o', 'r', 'C', 'o', 'd', 'e') RAPIDJSON_STRING_(Value, 'v', 'a', 'l', 'u', 'e') RAPIDJSON_STRING_(Offset, 'o', 'f', 'f', 's', 'e', 't') RAPIDJSON_STRING_(Null, 'n', 'u', 'l', 'l') RAPIDJSON_STRING_(StartUnknown, 'S', 't', 'a', 'r', 't', 'U', 'n', 'k', 'n', 'o', 'w', 'n') RAPIDJSON_STRING_(RefPlainName, 'R', 'e', 'f', 'P', 'l', 'a', 'i', 'n', 'N', 'a', 'm', 'e') RAPIDJSON_STRING_(RefInvalid, 'R', 'e', 'f', 'I', 'n', 'v', 'a', 'l', 'i', 'd') RAPIDJSON_STRING_(RefPointerInvalid, 'R', 'e', 'f', 'P', 'o', 'i', 'n', 't', 'e', 'r', 'I', 'n', 'v', 'a', 'l', 'i', 'd') RAPIDJSON_STRING_(RefUnknown, 'R', 'e', 'f', 'U', 'n', 'k', 'n', 'o', 'w', 'n') RAPIDJSON_STRING_(RefCyclical, 'R', 'e', 'f', 'C', 'y', 'c', 'l', 'i', 'c', 'a', 'l') RAPIDJSON_STRING_(RefNoRemoteProvider, 'R', 'e', 'f', 'N', 'o', 'R', 'e', 'm', 'o', 't', 'e', 'P', 'r', 'o', 'v', 'i', 'd', 'e', 'r') RAPIDJSON_STRING_(RefNoRemoteSchema, 'R', 'e', 'f', 'N', 'o', 'R', 'e', 'm', 'o', 't', 'e', 'S', 'c', 'h', 'e', 'm', 'a') RAPIDJSON_STRING_(RegexInvalid, 'R', 'e', 'g', 'e', 'x', 'I', 'n', 'v', 'a', 'l', 'i', 'd') #undef RAPIDJSON_STRING_ // Changed by PR #1393 void CreateSchemaRecursive(const SchemaType** schema, const PointerType& pointer, const ValueType& v, const ValueType& document, const UriType& id) { if (v.GetType() == kObjectType) { UriType newid = UriType(CreateSchema(schema, pointer, v, document, id), allocator_); for (typename ValueType::ConstMemberIterator itr = v.MemberBegin(); itr != v.MemberEnd(); ++itr) CreateSchemaRecursive(0, pointer.Append(itr->name, allocator_), itr->value, document, newid); } else if (v.GetType() == kArrayType) for (SizeType i = 0; i < v.Size(); i++) CreateSchemaRecursive(0, pointer.Append(i, allocator_), v[i], document, id); } // Changed by PR #1393 const UriType& CreateSchema(const SchemaType** schema, const PointerType& pointer, const ValueType& v, const ValueType& document, const UriType& id) { RAPIDJSON_ASSERT(pointer.IsValid()); if (v.IsObject()) { if (const SchemaType* sc = GetSchema(pointer)) { if (schema) *schema = sc; AddSchemaRefs(const_cast<SchemaType*>(sc)); } else if (!HandleRefSchema(pointer, schema, v, document, id)) { // The new schema constructor adds itself and its $ref(s) to schemaMap_ SchemaType* s = new (allocator_->Malloc(sizeof(SchemaType))) SchemaType(this, pointer, v, document, allocator_, id); if (schema) *schema = s; return s->GetId(); } } else { if (schema) *schema = typeless_; AddSchemaRefs(typeless_); } return id; } // Changed by PR #1393 // TODO should this return a UriType& ? bool HandleRefSchema(const PointerType& source, const SchemaType** schema, const ValueType& v, const ValueType& document, const UriType& id) { typename ValueType::ConstMemberIterator itr = v.FindMember(SchemaType::GetRefString()); if (itr == v.MemberEnd()) return false; // Resolve the source pointer to the $ref'ed schema (finally) new (schemaRef_.template Push<SchemaRefPtr>()) SchemaRefPtr(&source); if (itr->value.IsString()) { SizeType len = itr->value.GetStringLength(); if (len == 0) SchemaError(kSchemaErrorRefInvalid, source); else { // First resolve $ref against the in-scope id UriType scopeId = UriType(id, allocator_); UriType ref = UriType(itr->value, allocator_).Resolve(scopeId, allocator_); // See if the resolved $ref minus the fragment matches a resolved id in this document // Search from the root. Returns the subschema in the document and its absolute JSON pointer. PointerType basePointer = PointerType(); const ValueType *base = FindId(document, ref, basePointer, docId_, false); if (!base) { // Remote reference - call the remote document provider if (!remoteProvider_) SchemaError(kSchemaErrorRefNoRemoteProvider, source); else { if (const GenericSchemaDocument* remoteDocument = remoteProvider_->GetRemoteDocument(ref)) { const Ch* s = ref.GetFragString(); len = ref.GetFragStringLength(); if (len <= 1 || s[1] == '/') { // JSON pointer fragment, absolute in the remote schema const PointerType pointer(s, len, allocator_); if (!pointer.IsValid()) SchemaErrorPointer(kSchemaErrorRefPointerInvalid, source, s, len, pointer); else { // Get the subschema if (const SchemaType *sc = remoteDocument->GetSchema(pointer)) { if (schema) *schema = sc; AddSchemaRefs(const_cast<SchemaType *>(sc)); return true; } else SchemaErrorValue(kSchemaErrorRefUnknown, source, ref.GetString(), ref.GetStringLength()); } } else // Plain name fragment, not allowed in remote schema SchemaErrorValue(kSchemaErrorRefPlainName, source, s, len); } else SchemaErrorValue(kSchemaErrorRefNoRemoteSchema, source, ref.GetString(), ref.GetStringLength()); } } else { // Local reference const Ch* s = ref.GetFragString(); len = ref.GetFragStringLength(); if (len <= 1 || s[1] == '/') { // JSON pointer fragment, relative to the resolved URI const PointerType relPointer(s, len, allocator_); if (!relPointer.IsValid()) SchemaErrorPointer(kSchemaErrorRefPointerInvalid, source, s, len, relPointer); else { // Get the subschema if (const ValueType *pv = relPointer.Get(*base)) { // Now get the absolute JSON pointer by adding relative to base PointerType pointer(basePointer, allocator_); for (SizeType i = 0; i < relPointer.GetTokenCount(); i++) pointer = pointer.Append(relPointer.GetTokens()[i], allocator_); if (IsCyclicRef(pointer)) SchemaErrorValue(kSchemaErrorRefCyclical, source, ref.GetString(), ref.GetStringLength()); else { // Call CreateSchema recursively, but first compute the in-scope id for the $ref target as we have jumped there // TODO: cache pointer <-> id mapping size_t unresolvedTokenIndex; scopeId = pointer.GetUri(document, docId_, &unresolvedTokenIndex, allocator_); CreateSchema(schema, pointer, *pv, document, scopeId); return true; } } else SchemaErrorValue(kSchemaErrorRefUnknown, source, ref.GetString(), ref.GetStringLength()); } } else { // Plain name fragment, relative to the resolved URI PointerType pointer(allocator_); // See if the fragment matches an id in this document. // Search from the base we just established. Returns the subschema in the document and its absolute JSON pointer. if (const ValueType *pv = FindId(*base, ref, pointer, UriType(ref.GetBaseString(), ref.GetBaseStringLength(), allocator_), true, basePointer)) { if (IsCyclicRef(pointer)) SchemaErrorValue(kSchemaErrorRefCyclical, source, ref.GetString(), ref.GetStringLength()); else { // Call CreateSchema recursively, but first compute the in-scope id for the $ref target as we have jumped there // TODO: cache pointer <-> id mapping size_t unresolvedTokenIndex; scopeId = pointer.GetUri(document, docId_, &unresolvedTokenIndex, allocator_); CreateSchema(schema, pointer, *pv, document, scopeId); return true; } } else SchemaErrorValue(kSchemaErrorRefUnknown, source, ref.GetString(), ref.GetStringLength()); } } } } // Invalid/Unknown $ref if (schema) *schema = typeless_; AddSchemaRefs(typeless_); return true; } //! Find the first subschema with a resolved 'id' that matches the specified URI. // If full specified use all URI else ignore fragment. // If found, return a pointer to the subschema and its JSON pointer. // TODO cache pointer <-> id mapping ValueType* FindId(const ValueType& doc, const UriType& finduri, PointerType& resptr, const UriType& baseuri, bool full, const PointerType& here = PointerType()) const { SizeType i = 0; ValueType* resval = 0; UriType tempuri = UriType(finduri, allocator_); UriType localuri = UriType(baseuri, allocator_); if (doc.GetType() == kObjectType) { // Establish the base URI of this object typename ValueType::ConstMemberIterator m = doc.FindMember(SchemaType::GetIdString()); if (m != doc.MemberEnd() && m->value.GetType() == kStringType) { localuri = UriType(m->value, allocator_).Resolve(baseuri, allocator_); } // See if it matches if (localuri.Match(finduri, full)) { resval = const_cast<ValueType *>(&doc); resptr = here; return resval; } // No match, continue looking for (m = doc.MemberBegin(); m != doc.MemberEnd(); ++m) { if (m->value.GetType() == kObjectType || m->value.GetType() == kArrayType) { resval = FindId(m->value, finduri, resptr, localuri, full, here.Append(m->name.GetString(), m->name.GetStringLength(), allocator_)); } if (resval) break; } } else if (doc.GetType() == kArrayType) { // Continue looking for (typename ValueType::ConstValueIterator v = doc.Begin(); v != doc.End(); ++v) { if (v->GetType() == kObjectType || v->GetType() == kArrayType) { resval = FindId(*v, finduri, resptr, localuri, full, here.Append(i, allocator_)); } if (resval) break; i++; } } return resval; } // Added by PR #1393 void AddSchemaRefs(SchemaType* schema) { while (!schemaRef_.Empty()) { SchemaRefPtr *ref = schemaRef_.template Pop<SchemaRefPtr>(1); SchemaEntry *entry = schemaMap_.template Push<SchemaEntry>(); new (entry) SchemaEntry(**ref, schema, false, allocator_); } } // Added by PR #1393 bool IsCyclicRef(const PointerType& pointer) const { for (const SchemaRefPtr* ref = schemaRef_.template Bottom<SchemaRefPtr>(); ref != schemaRef_.template End<SchemaRefPtr>(); ++ref) if (pointer == **ref) return true; return false; } const SchemaType* GetSchema(const PointerType& pointer) const { for (const SchemaEntry* target = schemaMap_.template Bottom<SchemaEntry>(); target != schemaMap_.template End<SchemaEntry>(); ++target) if (pointer == target->pointer) return target->schema; return 0; } PointerType GetPointer(const SchemaType* schema) const { for (const SchemaEntry* target = schemaMap_.template Bottom<SchemaEntry>(); target != schemaMap_.template End<SchemaEntry>(); ++target) if (schema == target->schema) return target->pointer; return PointerType(); } const SchemaType* GetTypeless() const { return typeless_; } static const size_t kInitialSchemaMapSize = 64; static const size_t kInitialSchemaRefSize = 64; IRemoteSchemaDocumentProviderType* remoteProvider_; Allocator *allocator_; Allocator *ownAllocator_; const SchemaType* root_; //!< Root schema. SchemaType* typeless_; internal::Stack<Allocator> schemaMap_; // Stores created Pointer -> Schemas internal::Stack<Allocator> schemaRef_; // Stores Pointer(s) from $ref(s) until resolved GValue uri_; // Schema document URI UriType docId_; GValue error_; GValue currentError_; }; //! GenericSchemaDocument using Value type. typedef GenericSchemaDocument<Value> SchemaDocument; //! IGenericRemoteSchemaDocumentProvider using SchemaDocument. typedef IGenericRemoteSchemaDocumentProvider<SchemaDocument> IRemoteSchemaDocumentProvider; /////////////////////////////////////////////////////////////////////////////// // GenericSchemaValidator //! JSON Schema Validator. /*! A SAX style JSON schema validator. It uses a \c GenericSchemaDocument to validate SAX events. It delegates the incoming SAX events to an output handler. The default output handler does nothing. It can be reused multiple times by calling \c Reset(). \tparam SchemaDocumentType Type of schema document. \tparam OutputHandler Type of output handler. Default handler does nothing. \tparam StateAllocator Allocator for storing the internal validation states. */ template < typename SchemaDocumentType, typename OutputHandler = BaseReaderHandler<typename SchemaDocumentType::SchemaType::EncodingType>, typename StateAllocator = CrtAllocator> class GenericSchemaValidator : public internal::ISchemaStateFactory<typename SchemaDocumentType::SchemaType>, public internal::ISchemaValidator, public internal::IValidationErrorHandler<typename SchemaDocumentType::SchemaType> { public: typedef typename SchemaDocumentType::SchemaType SchemaType; typedef typename SchemaDocumentType::PointerType PointerType; typedef typename SchemaType::EncodingType EncodingType; typedef typename SchemaType::SValue SValue; typedef typename EncodingType::Ch Ch; typedef GenericStringRef<Ch> StringRefType; typedef GenericValue<EncodingType, StateAllocator> ValueType; //! Constructor without output handler. /*! \param schemaDocument The schema document to conform to. \param allocator Optional allocator for storing internal validation states. \param schemaStackCapacity Optional initial capacity of schema path stack. \param documentStackCapacity Optional initial capacity of document path stack. */ GenericSchemaValidator( const SchemaDocumentType& schemaDocument, StateAllocator* allocator = 0, size_t schemaStackCapacity = kDefaultSchemaStackCapacity, size_t documentStackCapacity = kDefaultDocumentStackCapacity) : schemaDocument_(&schemaDocument), root_(schemaDocument.GetRoot()), stateAllocator_(allocator), ownStateAllocator_(0), schemaStack_(allocator, schemaStackCapacity), documentStack_(allocator, documentStackCapacity), outputHandler_(0), error_(kObjectType), currentError_(), missingDependents_(), valid_(true), flags_(kValidateDefaultFlags) #if RAPIDJSON_SCHEMA_VERBOSE , depth_(0) #endif { } //! Constructor with output handler. /*! \param schemaDocument The schema document to conform to. \param allocator Optional allocator for storing internal validation states. \param schemaStackCapacity Optional initial capacity of schema path stack. \param documentStackCapacity Optional initial capacity of document path stack. */ GenericSchemaValidator( const SchemaDocumentType& schemaDocument, OutputHandler& outputHandler, StateAllocator* allocator = 0, size_t schemaStackCapacity = kDefaultSchemaStackCapacity, size_t documentStackCapacity = kDefaultDocumentStackCapacity) : schemaDocument_(&schemaDocument), root_(schemaDocument.GetRoot()), stateAllocator_(allocator), ownStateAllocator_(0), schemaStack_(allocator, schemaStackCapacity), documentStack_(allocator, documentStackCapacity), outputHandler_(&outputHandler), error_(kObjectType), currentError_(), missingDependents_(), valid_(true), flags_(kValidateDefaultFlags) #if RAPIDJSON_SCHEMA_VERBOSE , depth_(0) #endif { } //! Destructor. ~GenericSchemaValidator() { Reset(); RAPIDJSON_DELETE(ownStateAllocator_); } //! Reset the internal states. void Reset() { while (!schemaStack_.Empty()) PopSchema(); documentStack_.Clear(); ResetError(); } //! Reset the error state. void ResetError() { error_.SetObject(); currentError_.SetNull(); missingDependents_.SetNull(); valid_ = true; } //! Implementation of ISchemaValidator void SetValidateFlags(unsigned flags) { flags_ = flags; } virtual unsigned GetValidateFlags() const { return flags_; } virtual bool IsValid() const { if (!valid_) return false; if (GetContinueOnErrors() && !error_.ObjectEmpty()) return false; return true; } //! End of Implementation of ISchemaValidator //! Gets the error object. ValueType& GetError() { return error_; } const ValueType& GetError() const { return error_; } //! Gets the JSON pointer pointed to the invalid schema. // If reporting all errors, the stack will be empty. PointerType GetInvalidSchemaPointer() const { return schemaStack_.Empty() ? PointerType() : CurrentSchema().GetPointer(); } //! Gets the keyword of invalid schema. // If reporting all errors, the stack will be empty, so return "errors". const Ch* GetInvalidSchemaKeyword() const { if (!schemaStack_.Empty()) return CurrentContext().invalidKeyword; if (GetContinueOnErrors() && !error_.ObjectEmpty()) return (const Ch*)GetErrorsString(); return 0; } //! Gets the error code of invalid schema. // If reporting all errors, the stack will be empty, so return kValidateErrors. ValidateErrorCode GetInvalidSchemaCode() const { if (!schemaStack_.Empty()) return CurrentContext().invalidCode; if (GetContinueOnErrors() && !error_.ObjectEmpty()) return kValidateErrors; return kValidateErrorNone; } //! Gets the JSON pointer pointed to the invalid value. // If reporting all errors, the stack will be empty. PointerType GetInvalidDocumentPointer() const { if (documentStack_.Empty()) { return PointerType(); } else { return PointerType(documentStack_.template Bottom<Ch>(), documentStack_.GetSize() / sizeof(Ch)); } } void NotMultipleOf(int64_t actual, const SValue& expected) { AddNumberError(kValidateErrorMultipleOf, ValueType(actual).Move(), expected); } void NotMultipleOf(uint64_t actual, const SValue& expected) { AddNumberError(kValidateErrorMultipleOf, ValueType(actual).Move(), expected); } void NotMultipleOf(double actual, const SValue& expected) { AddNumberError(kValidateErrorMultipleOf, ValueType(actual).Move(), expected); } void AboveMaximum(int64_t actual, const SValue& expected, bool exclusive) { AddNumberError(exclusive ? kValidateErrorExclusiveMaximum : kValidateErrorMaximum, ValueType(actual).Move(), expected, exclusive ? &SchemaType::GetExclusiveMaximumString : 0); } void AboveMaximum(uint64_t actual, const SValue& expected, bool exclusive) { AddNumberError(exclusive ? kValidateErrorExclusiveMaximum : kValidateErrorMaximum, ValueType(actual).Move(), expected, exclusive ? &SchemaType::GetExclusiveMaximumString : 0); } void AboveMaximum(double actual, const SValue& expected, bool exclusive) { AddNumberError(exclusive ? kValidateErrorExclusiveMaximum : kValidateErrorMaximum, ValueType(actual).Move(), expected, exclusive ? &SchemaType::GetExclusiveMaximumString : 0); } void BelowMinimum(int64_t actual, const SValue& expected, bool exclusive) { AddNumberError(exclusive ? kValidateErrorExclusiveMinimum : kValidateErrorMinimum, ValueType(actual).Move(), expected, exclusive ? &SchemaType::GetExclusiveMinimumString : 0); } void BelowMinimum(uint64_t actual, const SValue& expected, bool exclusive) { AddNumberError(exclusive ? kValidateErrorExclusiveMinimum : kValidateErrorMinimum, ValueType(actual).Move(), expected, exclusive ? &SchemaType::GetExclusiveMinimumString : 0); } void BelowMinimum(double actual, const SValue& expected, bool exclusive) { AddNumberError(exclusive ? kValidateErrorExclusiveMinimum : kValidateErrorMinimum, ValueType(actual).Move(), expected, exclusive ? &SchemaType::GetExclusiveMinimumString : 0); } void TooLong(const Ch* str, SizeType length, SizeType expected) { AddNumberError(kValidateErrorMaxLength, ValueType(str, length, GetStateAllocator()).Move(), SValue(expected).Move()); } void TooShort(const Ch* str, SizeType length, SizeType expected) { AddNumberError(kValidateErrorMinLength, ValueType(str, length, GetStateAllocator()).Move(), SValue(expected).Move()); } void DoesNotMatch(const Ch* str, SizeType length) { currentError_.SetObject(); currentError_.AddMember(GetActualString(), ValueType(str, length, GetStateAllocator()).Move(), GetStateAllocator()); AddCurrentError(kValidateErrorPattern); } void DisallowedItem(SizeType index) { currentError_.SetObject(); currentError_.AddMember(GetDisallowedString(), ValueType(index).Move(), GetStateAllocator()); AddCurrentError(kValidateErrorAdditionalItems, true); } void TooFewItems(SizeType actualCount, SizeType expectedCount) { AddNumberError(kValidateErrorMinItems, ValueType(actualCount).Move(), SValue(expectedCount).Move()); } void TooManyItems(SizeType actualCount, SizeType expectedCount) { AddNumberError(kValidateErrorMaxItems, ValueType(actualCount).Move(), SValue(expectedCount).Move()); } void DuplicateItems(SizeType index1, SizeType index2) { ValueType duplicates(kArrayType); duplicates.PushBack(index1, GetStateAllocator()); duplicates.PushBack(index2, GetStateAllocator()); currentError_.SetObject(); currentError_.AddMember(GetDuplicatesString(), duplicates, GetStateAllocator()); AddCurrentError(kValidateErrorUniqueItems, true); } void TooManyProperties(SizeType actualCount, SizeType expectedCount) { AddNumberError(kValidateErrorMaxProperties, ValueType(actualCount).Move(), SValue(expectedCount).Move()); } void TooFewProperties(SizeType actualCount, SizeType expectedCount) { AddNumberError(kValidateErrorMinProperties, ValueType(actualCount).Move(), SValue(expectedCount).Move()); } void StartMissingProperties() { currentError_.SetArray(); } void AddMissingProperty(const SValue& name) { currentError_.PushBack(ValueType(name, GetStateAllocator()).Move(), GetStateAllocator()); } bool EndMissingProperties() { if (currentError_.Empty()) return false; ValueType error(kObjectType); error.AddMember(GetMissingString(), currentError_, GetStateAllocator()); currentError_ = error; AddCurrentError(kValidateErrorRequired); return true; } void PropertyViolations(ISchemaValidator** subvalidators, SizeType count) { for (SizeType i = 0; i < count; ++i) MergeError(static_cast<GenericSchemaValidator*>(subvalidators[i])->GetError()); } void DisallowedProperty(const Ch* name, SizeType length) { currentError_.SetObject(); currentError_.AddMember(GetDisallowedString(), ValueType(name, length, GetStateAllocator()).Move(), GetStateAllocator()); AddCurrentError(kValidateErrorAdditionalProperties, true); } void StartDependencyErrors() { currentError_.SetObject(); } void StartMissingDependentProperties() { missingDependents_.SetArray(); } void AddMissingDependentProperty(const SValue& targetName) { missingDependents_.PushBack(ValueType(targetName, GetStateAllocator()).Move(), GetStateAllocator()); } void EndMissingDependentProperties(const SValue& sourceName) { if (!missingDependents_.Empty()) { // Create equivalent 'required' error ValueType error(kObjectType); ValidateErrorCode code = kValidateErrorRequired; error.AddMember(GetMissingString(), missingDependents_.Move(), GetStateAllocator()); AddErrorCode(error, code); AddErrorInstanceLocation(error, false); // When appending to a pointer ensure its allocator is used PointerType schemaRef = GetInvalidSchemaPointer().Append(SchemaType::GetValidateErrorKeyword(kValidateErrorDependencies), &GetInvalidSchemaPointer().GetAllocator()); AddErrorSchemaLocation(error, schemaRef.Append(sourceName.GetString(), sourceName.GetStringLength(), &GetInvalidSchemaPointer().GetAllocator())); ValueType wrapper(kObjectType); wrapper.AddMember(ValueType(SchemaType::GetValidateErrorKeyword(code), GetStateAllocator()).Move(), error, GetStateAllocator()); currentError_.AddMember(ValueType(sourceName, GetStateAllocator()).Move(), wrapper, GetStateAllocator()); } } void AddDependencySchemaError(const SValue& sourceName, ISchemaValidator* subvalidator) { currentError_.AddMember(ValueType(sourceName, GetStateAllocator()).Move(), static_cast<GenericSchemaValidator*>(subvalidator)->GetError(), GetStateAllocator()); } bool EndDependencyErrors() { if (currentError_.ObjectEmpty()) return false; ValueType error(kObjectType); error.AddMember(GetErrorsString(), currentError_, GetStateAllocator()); currentError_ = error; AddCurrentError(kValidateErrorDependencies); return true; } void DisallowedValue(const ValidateErrorCode code = kValidateErrorEnum) { currentError_.SetObject(); AddCurrentError(code); } void StartDisallowedType() { currentError_.SetArray(); } void AddExpectedType(const typename SchemaType::ValueType& expectedType) { currentError_.PushBack(ValueType(expectedType, GetStateAllocator()).Move(), GetStateAllocator()); } void EndDisallowedType(const typename SchemaType::ValueType& actualType) { ValueType error(kObjectType); error.AddMember(GetExpectedString(), currentError_, GetStateAllocator()); error.AddMember(GetActualString(), ValueType(actualType, GetStateAllocator()).Move(), GetStateAllocator()); currentError_ = error; AddCurrentError(kValidateErrorType); } void NotAllOf(ISchemaValidator** subvalidators, SizeType count) { // Treat allOf like oneOf and anyOf to match https://rapidjson.org/md_doc_schema.html#allOf-anyOf-oneOf AddErrorArray(kValidateErrorAllOf, subvalidators, count); //for (SizeType i = 0; i < count; ++i) { // MergeError(static_cast<GenericSchemaValidator*>(subvalidators[i])->GetError()); //} } void NoneOf(ISchemaValidator** subvalidators, SizeType count) { AddErrorArray(kValidateErrorAnyOf, subvalidators, count); } void NotOneOf(ISchemaValidator** subvalidators, SizeType count) { AddErrorArray(kValidateErrorOneOf, subvalidators, count); } void MultipleOneOf(SizeType index1, SizeType index2) { ValueType matches(kArrayType); matches.PushBack(index1, GetStateAllocator()); matches.PushBack(index2, GetStateAllocator()); currentError_.SetObject(); currentError_.AddMember(GetMatchesString(), matches, GetStateAllocator()); AddCurrentError(kValidateErrorOneOfMatch); } void Disallowed() { currentError_.SetObject(); AddCurrentError(kValidateErrorNot); } #define RAPIDJSON_STRING_(name, ...) \ static const StringRefType& Get##name##String() {\ static const Ch s[] = { __VA_ARGS__, '\0' };\ static const StringRefType v(s, static_cast<SizeType>(sizeof(s) / sizeof(Ch) - 1)); \ return v;\ } RAPIDJSON_STRING_(InstanceRef, 'i', 'n', 's', 't', 'a', 'n', 'c', 'e', 'R', 'e', 'f') RAPIDJSON_STRING_(SchemaRef, 's', 'c', 'h', 'e', 'm', 'a', 'R', 'e', 'f') RAPIDJSON_STRING_(Expected, 'e', 'x', 'p', 'e', 'c', 't', 'e', 'd') RAPIDJSON_STRING_(Actual, 'a', 'c', 't', 'u', 'a', 'l') RAPIDJSON_STRING_(Disallowed, 'd', 'i', 's', 'a', 'l', 'l', 'o', 'w', 'e', 'd') RAPIDJSON_STRING_(Missing, 'm', 'i', 's', 's', 'i', 'n', 'g') RAPIDJSON_STRING_(Errors, 'e', 'r', 'r', 'o', 'r', 's') RAPIDJSON_STRING_(ErrorCode, 'e', 'r', 'r', 'o', 'r', 'C', 'o', 'd', 'e') RAPIDJSON_STRING_(ErrorMessage, 'e', 'r', 'r', 'o', 'r', 'M', 'e', 's', 's', 'a', 'g', 'e') RAPIDJSON_STRING_(Duplicates, 'd', 'u', 'p', 'l', 'i', 'c', 'a', 't', 'e', 's') RAPIDJSON_STRING_(Matches, 'm', 'a', 't', 'c', 'h', 'e', 's') #undef RAPIDJSON_STRING_ #if RAPIDJSON_SCHEMA_VERBOSE #define RAPIDJSON_SCHEMA_HANDLE_BEGIN_VERBOSE_() \ RAPIDJSON_MULTILINEMACRO_BEGIN\ *documentStack_.template Push<Ch>() = '\0';\ documentStack_.template Pop<Ch>(1);\ internal::PrintInvalidDocument(documentStack_.template Bottom<Ch>());\ RAPIDJSON_MULTILINEMACRO_END #else #define RAPIDJSON_SCHEMA_HANDLE_BEGIN_VERBOSE_() #endif #define RAPIDJSON_SCHEMA_HANDLE_BEGIN_(method, arg1)\ if (!valid_) return false; \ if ((!BeginValue() && !GetContinueOnErrors()) || (!CurrentSchema().method arg1 && !GetContinueOnErrors())) {\ RAPIDJSON_SCHEMA_HANDLE_BEGIN_VERBOSE_();\ valid_ = false;\ return valid_;\ } #define RAPIDJSON_SCHEMA_HANDLE_PARALLEL_(method, arg2)\ for (Context* context = schemaStack_.template Bottom<Context>(); context != schemaStack_.template End<Context>(); context++) {\ if (context->hasher)\ static_cast<HasherType*>(context->hasher)->method arg2;\ if (context->validators)\ for (SizeType i_ = 0; i_ < context->validatorCount; i_++)\ static_cast<GenericSchemaValidator*>(context->validators[i_])->method arg2;\ if (context->patternPropertiesValidators)\ for (SizeType i_ = 0; i_ < context->patternPropertiesValidatorCount; i_++)\ static_cast<GenericSchemaValidator*>(context->patternPropertiesValidators[i_])->method arg2;\ } #define RAPIDJSON_SCHEMA_HANDLE_END_(method, arg2)\ valid_ = (EndValue() || GetContinueOnErrors()) && (!outputHandler_ || outputHandler_->method arg2);\ return valid_; #define RAPIDJSON_SCHEMA_HANDLE_VALUE_(method, arg1, arg2) \ RAPIDJSON_SCHEMA_HANDLE_BEGIN_ (method, arg1);\ RAPIDJSON_SCHEMA_HANDLE_PARALLEL_(method, arg2);\ RAPIDJSON_SCHEMA_HANDLE_END_ (method, arg2) bool Null() { RAPIDJSON_SCHEMA_HANDLE_VALUE_(Null, (CurrentContext()), ( )); } bool Bool(bool b) { RAPIDJSON_SCHEMA_HANDLE_VALUE_(Bool, (CurrentContext(), b), (b)); } bool Int(int i) { RAPIDJSON_SCHEMA_HANDLE_VALUE_(Int, (CurrentContext(), i), (i)); } bool Uint(unsigned u) { RAPIDJSON_SCHEMA_HANDLE_VALUE_(Uint, (CurrentContext(), u), (u)); } bool Int64(int64_t i) { RAPIDJSON_SCHEMA_HANDLE_VALUE_(Int64, (CurrentContext(), i), (i)); } bool Uint64(uint64_t u) { RAPIDJSON_SCHEMA_HANDLE_VALUE_(Uint64, (CurrentContext(), u), (u)); } bool Double(double d) { RAPIDJSON_SCHEMA_HANDLE_VALUE_(Double, (CurrentContext(), d), (d)); } bool RawNumber(const Ch* str, SizeType length, bool copy) { RAPIDJSON_SCHEMA_HANDLE_VALUE_(String, (CurrentContext(), str, length, copy), (str, length, copy)); } bool String(const Ch* str, SizeType length, bool copy) { RAPIDJSON_SCHEMA_HANDLE_VALUE_(String, (CurrentContext(), str, length, copy), (str, length, copy)); } bool StartObject() { RAPIDJSON_SCHEMA_HANDLE_BEGIN_(StartObject, (CurrentContext())); RAPIDJSON_SCHEMA_HANDLE_PARALLEL_(StartObject, ()); valid_ = !outputHandler_ || outputHandler_->StartObject(); return valid_; } bool Key(const Ch* str, SizeType len, bool copy) { if (!valid_) return false; AppendToken(str, len); if (!CurrentSchema().Key(CurrentContext(), str, len, copy) && !GetContinueOnErrors()) { valid_ = false; return valid_; } RAPIDJSON_SCHEMA_HANDLE_PARALLEL_(Key, (str, len, copy)); valid_ = !outputHandler_ || outputHandler_->Key(str, len, copy); return valid_; } bool EndObject(SizeType memberCount) { if (!valid_) return false; RAPIDJSON_SCHEMA_HANDLE_PARALLEL_(EndObject, (memberCount)); if (!CurrentSchema().EndObject(CurrentContext(), memberCount) && !GetContinueOnErrors()) { valid_ = false; return valid_; } RAPIDJSON_SCHEMA_HANDLE_END_(EndObject, (memberCount)); } bool StartArray() { RAPIDJSON_SCHEMA_HANDLE_BEGIN_(StartArray, (CurrentContext())); RAPIDJSON_SCHEMA_HANDLE_PARALLEL_(StartArray, ()); valid_ = !outputHandler_ || outputHandler_->StartArray(); return valid_; } bool EndArray(SizeType elementCount) { if (!valid_) return false; RAPIDJSON_SCHEMA_HANDLE_PARALLEL_(EndArray, (elementCount)); if (!CurrentSchema().EndArray(CurrentContext(), elementCount) && !GetContinueOnErrors()) { valid_ = false; return valid_; } RAPIDJSON_SCHEMA_HANDLE_END_(EndArray, (elementCount)); } #undef RAPIDJSON_SCHEMA_HANDLE_BEGIN_VERBOSE_ #undef RAPIDJSON_SCHEMA_HANDLE_BEGIN_ #undef RAPIDJSON_SCHEMA_HANDLE_PARALLEL_ #undef RAPIDJSON_SCHEMA_HANDLE_VALUE_ // Implementation of ISchemaStateFactory<SchemaType> virtual ISchemaValidator* CreateSchemaValidator(const SchemaType& root, const bool inheritContinueOnErrors) { ISchemaValidator* sv = new (GetStateAllocator().Malloc(sizeof(GenericSchemaValidator))) GenericSchemaValidator(*schemaDocument_, root, documentStack_.template Bottom<char>(), documentStack_.GetSize(), #if RAPIDJSON_SCHEMA_VERBOSE depth_ + 1, #endif &GetStateAllocator()); sv->SetValidateFlags(inheritContinueOnErrors ? GetValidateFlags() : GetValidateFlags() & ~(unsigned)kValidateContinueOnErrorFlag); return sv; } virtual void DestroySchemaValidator(ISchemaValidator* validator) { GenericSchemaValidator* v = static_cast<GenericSchemaValidator*>(validator); v->~GenericSchemaValidator(); StateAllocator::Free(v); } virtual void* CreateHasher() { return new (GetStateAllocator().Malloc(sizeof(HasherType))) HasherType(&GetStateAllocator()); } virtual uint64_t GetHashCode(void* hasher) { return static_cast<HasherType*>(hasher)->GetHashCode(); } virtual void DestroryHasher(void* hasher) { HasherType* h = static_cast<HasherType*>(hasher); h->~HasherType(); StateAllocator::Free(h); } virtual void* MallocState(size_t size) { return GetStateAllocator().Malloc(size); } virtual void FreeState(void* p) { StateAllocator::Free(p); } // End of implementation of ISchemaStateFactory<SchemaType> private: typedef typename SchemaType::Context Context; typedef GenericValue<UTF8<>, StateAllocator> HashCodeArray; typedef internal::Hasher<EncodingType, StateAllocator> HasherType; GenericSchemaValidator( const SchemaDocumentType& schemaDocument, const SchemaType& root, const char* basePath, size_t basePathSize, #if RAPIDJSON_SCHEMA_VERBOSE unsigned depth, #endif StateAllocator* allocator = 0, size_t schemaStackCapacity = kDefaultSchemaStackCapacity, size_t documentStackCapacity = kDefaultDocumentStackCapacity) : schemaDocument_(&schemaDocument), root_(root), stateAllocator_(allocator), ownStateAllocator_(0), schemaStack_(allocator, schemaStackCapacity), documentStack_(allocator, documentStackCapacity), outputHandler_(0), error_(kObjectType), currentError_(), missingDependents_(), valid_(true), flags_(kValidateDefaultFlags) #if RAPIDJSON_SCHEMA_VERBOSE , depth_(depth) #endif { if (basePath && basePathSize) memcpy(documentStack_.template Push<char>(basePathSize), basePath, basePathSize); } StateAllocator& GetStateAllocator() { if (!stateAllocator_) stateAllocator_ = ownStateAllocator_ = RAPIDJSON_NEW(StateAllocator)(); return *stateAllocator_; } bool GetContinueOnErrors() const { return flags_ & kValidateContinueOnErrorFlag; } bool BeginValue() { if (schemaStack_.Empty()) PushSchema(root_); else { if (CurrentContext().inArray) internal::TokenHelper<internal::Stack<StateAllocator>, Ch>::AppendIndexToken(documentStack_, CurrentContext().arrayElementIndex); if (!CurrentSchema().BeginValue(CurrentContext()) && !GetContinueOnErrors()) return false; SizeType count = CurrentContext().patternPropertiesSchemaCount; const SchemaType** sa = CurrentContext().patternPropertiesSchemas; typename Context::PatternValidatorType patternValidatorType = CurrentContext().valuePatternValidatorType; bool valueUniqueness = CurrentContext().valueUniqueness; RAPIDJSON_ASSERT(CurrentContext().valueSchema); PushSchema(*CurrentContext().valueSchema); if (count > 0) { CurrentContext().objectPatternValidatorType = patternValidatorType; ISchemaValidator**& va = CurrentContext().patternPropertiesValidators; SizeType& validatorCount = CurrentContext().patternPropertiesValidatorCount; va = static_cast<ISchemaValidator**>(MallocState(sizeof(ISchemaValidator*) * count)); std::memset(va, 0, sizeof(ISchemaValidator*) * count); for (SizeType i = 0; i < count; i++) va[validatorCount++] = CreateSchemaValidator(*sa[i], true); // Inherit continueOnError } CurrentContext().arrayUniqueness = valueUniqueness; } return true; } bool EndValue() { if (!CurrentSchema().EndValue(CurrentContext()) && !GetContinueOnErrors()) return false; #if RAPIDJSON_SCHEMA_VERBOSE GenericStringBuffer<EncodingType> sb; schemaDocument_->GetPointer(&CurrentSchema()).Stringify(sb); *documentStack_.template Push<Ch>() = '\0'; documentStack_.template Pop<Ch>(1); internal::PrintValidatorPointers(depth_, sb.GetString(), documentStack_.template Bottom<Ch>()); #endif void* hasher = CurrentContext().hasher; uint64_t h = hasher && CurrentContext().arrayUniqueness ? static_cast<HasherType*>(hasher)->GetHashCode() : 0; PopSchema(); if (!schemaStack_.Empty()) { Context& context = CurrentContext(); // Only check uniqueness if there is a hasher if (hasher && context.valueUniqueness) { HashCodeArray* a = static_cast<HashCodeArray*>(context.arrayElementHashCodes); if (!a) CurrentContext().arrayElementHashCodes = a = new (GetStateAllocator().Malloc(sizeof(HashCodeArray))) HashCodeArray(kArrayType); for (typename HashCodeArray::ConstValueIterator itr = a->Begin(); itr != a->End(); ++itr) if (itr->GetUint64() == h) { DuplicateItems(static_cast<SizeType>(itr - a->Begin()), a->Size()); // Cleanup before returning if continuing if (GetContinueOnErrors()) { a->PushBack(h, GetStateAllocator()); while (!documentStack_.Empty() && *documentStack_.template Pop<Ch>(1) != '/'); } RAPIDJSON_INVALID_KEYWORD_RETURN(kValidateErrorUniqueItems); } a->PushBack(h, GetStateAllocator()); } } // Remove the last token of document pointer while (!documentStack_.Empty() && *documentStack_.template Pop<Ch>(1) != '/') ; return true; } void AppendToken(const Ch* str, SizeType len) { documentStack_.template Reserve<Ch>(1 + len * 2); // worst case all characters are escaped as two characters *documentStack_.template PushUnsafe<Ch>() = '/'; for (SizeType i = 0; i < len; i++) { if (str[i] == '~') { *documentStack_.template PushUnsafe<Ch>() = '~'; *documentStack_.template PushUnsafe<Ch>() = '0'; } else if (str[i] == '/') { *documentStack_.template PushUnsafe<Ch>() = '~'; *documentStack_.template PushUnsafe<Ch>() = '1'; } else *documentStack_.template PushUnsafe<Ch>() = str[i]; } } RAPIDJSON_FORCEINLINE void PushSchema(const SchemaType& schema) { new (schemaStack_.template Push<Context>()) Context(*this, *this, &schema); } RAPIDJSON_FORCEINLINE void PopSchema() { Context* c = schemaStack_.template Pop<Context>(1); if (HashCodeArray* a = static_cast<HashCodeArray*>(c->arrayElementHashCodes)) { a->~HashCodeArray(); StateAllocator::Free(a); } c->~Context(); } void AddErrorInstanceLocation(ValueType& result, bool parent) { GenericStringBuffer<EncodingType> sb; PointerType instancePointer = GetInvalidDocumentPointer(); ((parent && instancePointer.GetTokenCount() > 0) ? PointerType(instancePointer.GetTokens(), instancePointer.GetTokenCount() - 1) : instancePointer).StringifyUriFragment(sb); ValueType instanceRef(sb.GetString(), static_cast<SizeType>(sb.GetSize() / sizeof(Ch)), GetStateAllocator()); result.AddMember(GetInstanceRefString(), instanceRef, GetStateAllocator()); } void AddErrorSchemaLocation(ValueType& result, PointerType schema = PointerType()) { GenericStringBuffer<EncodingType> sb; SizeType len = CurrentSchema().GetURI().GetStringLength(); if (len) memcpy(sb.Push(len), CurrentSchema().GetURI().GetString(), len * sizeof(Ch)); if (schema.GetTokenCount()) schema.StringifyUriFragment(sb); else GetInvalidSchemaPointer().StringifyUriFragment(sb); ValueType schemaRef(sb.GetString(), static_cast<SizeType>(sb.GetSize() / sizeof(Ch)), GetStateAllocator()); result.AddMember(GetSchemaRefString(), schemaRef, GetStateAllocator()); } void AddErrorCode(ValueType& result, const ValidateErrorCode code) { result.AddMember(GetErrorCodeString(), code, GetStateAllocator()); } void AddError(ValueType& keyword, ValueType& error) { typename ValueType::MemberIterator member = error_.FindMember(keyword); if (member == error_.MemberEnd()) error_.AddMember(keyword, error, GetStateAllocator()); else { if (member->value.IsObject()) { ValueType errors(kArrayType); errors.PushBack(member->value, GetStateAllocator()); member->value = errors; } member->value.PushBack(error, GetStateAllocator()); } } void AddCurrentError(const ValidateErrorCode code, bool parent = false) { AddErrorCode(currentError_, code); AddErrorInstanceLocation(currentError_, parent); AddErrorSchemaLocation(currentError_); AddError(ValueType(SchemaType::GetValidateErrorKeyword(code), GetStateAllocator(), false).Move(), currentError_); } void MergeError(ValueType& other) { for (typename ValueType::MemberIterator it = other.MemberBegin(), end = other.MemberEnd(); it != end; ++it) { AddError(it->name, it->value); } } void AddNumberError(const ValidateErrorCode code, ValueType& actual, const SValue& expected, const typename SchemaType::ValueType& (*exclusive)() = 0) { currentError_.SetObject(); currentError_.AddMember(GetActualString(), actual, GetStateAllocator()); currentError_.AddMember(GetExpectedString(), ValueType(expected, GetStateAllocator()).Move(), GetStateAllocator()); if (exclusive) currentError_.AddMember(ValueType(exclusive(), GetStateAllocator()).Move(), true, GetStateAllocator()); AddCurrentError(code); } void AddErrorArray(const ValidateErrorCode code, ISchemaValidator** subvalidators, SizeType count) { ValueType errors(kArrayType); for (SizeType i = 0; i < count; ++i) errors.PushBack(static_cast<GenericSchemaValidator*>(subvalidators[i])->GetError(), GetStateAllocator()); currentError_.SetObject(); currentError_.AddMember(GetErrorsString(), errors, GetStateAllocator()); AddCurrentError(code); } const SchemaType& CurrentSchema() const { return *schemaStack_.template Top<Context>()->schema; } Context& CurrentContext() { return *schemaStack_.template Top<Context>(); } const Context& CurrentContext() const { return *schemaStack_.template Top<Context>(); } static const size_t kDefaultSchemaStackCapacity = 1024; static const size_t kDefaultDocumentStackCapacity = 256; const SchemaDocumentType* schemaDocument_; const SchemaType& root_; StateAllocator* stateAllocator_; StateAllocator* ownStateAllocator_; internal::Stack<StateAllocator> schemaStack_; //!< stack to store the current path of schema (BaseSchemaType *) internal::Stack<StateAllocator> documentStack_; //!< stack to store the current path of validating document (Ch) OutputHandler* outputHandler_; ValueType error_; ValueType currentError_; ValueType missingDependents_; bool valid_; unsigned flags_; #if RAPIDJSON_SCHEMA_VERBOSE unsigned depth_; #endif }; typedef GenericSchemaValidator<SchemaDocument> SchemaValidator; /////////////////////////////////////////////////////////////////////////////// // SchemaValidatingReader //! A helper class for parsing with validation. /*! This helper class is a functor, designed as a parameter of \ref GenericDocument::Populate(). \tparam parseFlags Combination of \ref ParseFlag. \tparam InputStream Type of input stream, implementing Stream concept. \tparam SourceEncoding Encoding of the input stream. \tparam SchemaDocumentType Type of schema document. \tparam StackAllocator Allocator type for stack. */ template < unsigned parseFlags, typename InputStream, typename SourceEncoding, typename SchemaDocumentType = SchemaDocument, typename StackAllocator = CrtAllocator> class SchemaValidatingReader { public: typedef typename SchemaDocumentType::PointerType PointerType; typedef typename InputStream::Ch Ch; typedef GenericValue<SourceEncoding, StackAllocator> ValueType; //! Constructor /*! \param is Input stream. \param sd Schema document. */ SchemaValidatingReader(InputStream& is, const SchemaDocumentType& sd) : is_(is), sd_(sd), invalidSchemaKeyword_(), invalidSchemaCode_(kValidateErrorNone), error_(kObjectType), isValid_(true) {} template <typename Handler> bool operator()(Handler& handler) { GenericReader<SourceEncoding, typename SchemaDocumentType::EncodingType, StackAllocator> reader; GenericSchemaValidator<SchemaDocumentType, Handler> validator(sd_, handler); parseResult_ = reader.template Parse<parseFlags>(is_, validator); isValid_ = validator.IsValid(); if (isValid_) { invalidSchemaPointer_ = PointerType(); invalidSchemaKeyword_ = 0; invalidDocumentPointer_ = PointerType(); error_.SetObject(); } else { invalidSchemaPointer_ = validator.GetInvalidSchemaPointer(); invalidSchemaKeyword_ = validator.GetInvalidSchemaKeyword(); invalidSchemaCode_ = validator.GetInvalidSchemaCode(); invalidDocumentPointer_ = validator.GetInvalidDocumentPointer(); error_.CopyFrom(validator.GetError(), allocator_); } return parseResult_; } const ParseResult& GetParseResult() const { return parseResult_; } bool IsValid() const { return isValid_; } const PointerType& GetInvalidSchemaPointer() const { return invalidSchemaPointer_; } const Ch* GetInvalidSchemaKeyword() const { return invalidSchemaKeyword_; } const PointerType& GetInvalidDocumentPointer() const { return invalidDocumentPointer_; } const ValueType& GetError() const { return error_; } ValidateErrorCode GetInvalidSchemaCode() const { return invalidSchemaCode_; } private: InputStream& is_; const SchemaDocumentType& sd_; ParseResult parseResult_; PointerType invalidSchemaPointer_; const Ch* invalidSchemaKeyword_; PointerType invalidDocumentPointer_; ValidateErrorCode invalidSchemaCode_; StackAllocator allocator_; ValueType error_; bool isValid_; }; RAPIDJSON_NAMESPACE_END RAPIDJSON_DIAG_POP #endif // RAPIDJSON_SCHEMA_H_