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JsonCpp to QTJson (Part 5) (#270)

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* Update Hyperion.h

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* Update WebConfig.h

* Update CMakeLists.txt

* Update Hyperion.cpp

* Update CMakeLists.txt

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* Update CgiHandler.cpp

* Update CgiHandler.h

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* Update hyperion-remote.cpp

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* Update hyperiond.h

* Delete JsonFactory.h

* Delete JsonSchemaChecker.h

* Delete JsonSchemaChecker.cpp

* Update WebConfig.cpp
This commit is contained in:
Paulchen Panther
2016-10-11 19:51:20 +02:00
committed by redPanther
parent 102fd611fa
commit ebbb6b9440
20 changed files with 223 additions and 899 deletions
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74
include/utils/jsonschema/JsonFactory.h
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@@ -1,74 +0,0 @@
#pragma once
#include <string>
#include <istream>
#include <fstream>
#include <stdexcept>
#include <sstream>
// JSON-Schema includes
#include <utils/jsonschema/JsonSchemaChecker.h>
class JsonFactory
{
public:
static int load(const std::string& schema, const std::istream& config, Json::Value json);
static int load(const std::string& schema, const std::string& config, Json::Value& json)
{
// Load the schema and the config trees
Json::Value schemaTree = readJson(schema);
Json::Value configTree = readJson(config);
// create the validator
JsonSchemaChecker schemaChecker;
schemaChecker.setSchema(schemaTree);
bool valid = schemaChecker.validate(configTree);
for (const std::string& message : schemaChecker.getMessages())
{
std::cout << message << std::endl;
}
if (!valid)
{
std::cerr << "Validation failed for configuration file: " << config.c_str() << std::endl;
return -3;
}
json = configTree;
return 0;
}
static Json::Value readJson(const std::string& filename)
{
// Open the file input stream
std::ifstream ifs(filename.c_str());
return readJson(ifs);
}
static Json::Value readJson(std::istream& stream)
{
// will contains the root value after parsing.
Json::Value jsonTree;
Json::Reader reader;
if (! reader.parse(stream, jsonTree, false))
{
// report to the user the failure and their locations in the document.
std::stringstream sstream;
sstream << "Failed to parse configuration: " << reader.getFormattedErrorMessages().c_str();
throw std::runtime_error(sstream.str());
}
return jsonTree;
}
static void writeJson(const std::string& filename, Json::Value& jsonTree)
{
Json::StyledStreamWriter writer;
std::ofstream ofs(filename.c_str());
writer.write(ofs, jsonTree);
}
};

194
include/utils/jsonschema/JsonSchemaChecker.h
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@@ -1,194 +0,0 @@
#pragma once
// stl includes
#include <string>
#include <list>
// jsoncpp includes
#include <json/json.h>
/// JsonSchemaChecker is a very basic implementation of json schema.
/// The json schema definition draft can be found at
/// http://tools.ietf.org/html/draft-zyp-json-schema-03
///
/// The following keywords are supported:
/// - type
/// - required
/// - properties
/// - items
/// - enum
/// - minimum
/// - maximum
/// - addtionalProperties
/// - minItems
/// - maxItems
///
/// And the non-standard:
/// - dependencies
class JsonSchemaChecker
{
public:
JsonSchemaChecker();
virtual ~JsonSchemaChecker();
///
/// @param schema The schema to use
/// @return true upon succes
///
bool setSchema(const Json::Value & schema);
///
/// @brief Validate a JSON structure
/// @param value The JSON value to check
/// @return true when the arguments is valid according to the schema
///
bool validate(const Json::Value & value, bool ignoreRequired = false);
///
/// @return A list of error messages
///
const std::list<std::string> & getMessages() const;
private:
///
/// Validates a json-value against a given schema. Results are stored in the members of this
/// class (_error & _messages)
///
/// @param[in] value The value to validate
/// @param[in] schema The schema against which the value is validated
///
void validate(const Json::Value &value, const Json::Value & schema);
///
/// Adds the given message to the message-queue (with reference to current line-number)
///
/// @param[in] message The message to add to the queue
///
void setMessage(const std::string & message);
///
/// Retrieves all references from the json-value as specified by the schema
///
/// @param[in] value The json-value
/// @param[in] schema The schema
///
void collectDependencies(const Json::Value & value, const Json::Value &schema);
private:
// attribute check functions
///
/// Checks if the given value is of the specified type. If the type does not match _error is set
/// to true and an error-message is added to the message-queue
///
/// @param[in] value The given value
/// @param[in] schema The specified type (as json-value)
///
void checkType(const Json::Value & value, const Json::Value & schema);
///
/// Checks is required properties of an json-object exist and if all properties are of the
/// correct format. If this is not the case _error is set to true and an error-message is added
/// to the message-queue.
///
/// @param[in] value The given json-object
/// @param[in] schema The schema of the json-object
///
void checkProperties(const Json::Value & value, const Json::Value & schema);
///
/// Verifies the additional configured properties of an json-object. If this is not the case
/// _error is set to true and an error-message is added to the message-queue.
///
/// @param value The given json-object
/// @param schema The schema for the json-object
/// @param ignoredProperties The properties that were ignored
///
void checkAdditionalProperties(const Json::Value & value, const Json::Value & schema, const Json::Value::Members & ignoredProperties);
///
/// Checks if references are configued and used correctly. If this is not the case _error is set
/// to true and an error-message is added to the message-queue.
///
/// @param value The given json-object
/// @param schemaLink The schema of the json-object
///
void checkDependencies(const Json::Value & value, const Json::Value & schemaLink);
///
/// Checks if the given value is larger or equal to the specified value. If this is not the case
/// _error is set to true and an error-message is added to the message-queue.
///
/// @param[in] value The given value
/// @param[in] schema The minimum value (as json-value)
///
void checkMinimum(const Json::Value & value, const Json::Value & schema);
///
/// Checks if the given value is smaller or equal to the specified value. If this is not the
/// case _error is set to true and an error-message is added to the message-queue.
///
/// @param[in] value The given value
/// @param[in] schema The maximum value (as json-value)
///
void checkMaximum(const Json::Value & value, const Json::Value & schema);
///
/// Validates all the items of an array.
///
/// @param value The json-array
/// @param schema The schema for the items in the array
///
void checkItems(const Json::Value & value, const Json::Value & schema);
///
/// Checks if a given array has at least a minimum number of items. If this is not the case
/// _error is set to true and an error-message is added to the message-queue.
///
/// @param value The json-array
/// @param schema The minimum size specification (as json-value)
///
void checkMinItems(const Json::Value & value, const Json::Value & schema);
///
/// Checks if a given array has at most a maximum number of items. If this is not the case
/// _error is set to true and an error-message is added to the message-queue.
///
/// @param value The json-array
/// @param schema The maximum size specification (as json-value)
///
void checkMaxItems(const Json::Value & value, const Json::Value & schema);
///
/// Checks if a given array contains only unique items. If this is not the case
/// _error is set to true and an error-message is added to the message-queue.
///
/// @param value The json-array
/// @param schema Bool to enable the check (as json-value)
///
void checkUniqueItems(const Json::Value & value, const Json::Value & schema);
///
/// Checks if an enum value is actually a valid value for that enum. If this is not the case
/// _error is set to true and an error-message is added to the message-queue.
///
/// @param value The enum value
/// @param schema The enum schema definition
///
void checkEnum(const Json::Value & value, const Json::Value & schema);
private:
/// The schema of the entire json-configuration
Json::Value _schema;
/// ignore the required value in json schema
bool _ignoreRequired;
/// The current location into a json-configuration structure being checked
std::list<std::string> _currentPath;
/// The result messages collected during the schema verification
std::list<std::string> _messages;
/// Flag indicating an error occured during validation
bool _error;
/// A list with references (string => json-value)
std::map<std::string, const Json::Value *> _references; // ref 2 value
};