drogon/ChangeLog.md

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# Changelog
All notable changes to this project will be documented in this file.
## [Unreleased]
## [1.9.7] - 2024-09-10
### API changes list
- Add coroutine mutex.
- Add requestsBufferSize function.
- Refine SQLite3 error types with new exception handling.
- Add a new method to reload SSL files on the fly.
### Changed
- Allow MultiPartParser to be movable.
- Add quotes to the table name in the ORM generator.
- Change stoi to stoul in the Field class.
- Modernize cookies.
- Change a log level.
### Fixed
- Use correct libraries when compiling statically.
## [1.9.6] - 2024-07-20
### API changes list
- Add setsockopt to HttpServer.
- Support request stream.
### Changed
- Allow MultiPartParser to parse PATCH requests.
- Add an example of prometheus.
- Delay parsing json for HttpClient.
- Update README.md.
### Fixed
- Fix some compilation warnings.
- Fix typo in yaml config.
## [1.9.5] - 2024-06-08
### API changes list
- Fix an error in the yaml format config file.
- Support postgresql connection options.
- Add regex support for websocket controller.
- Add the registerMiddleware method.
### Changed
- Add the conan badge to readme files.
- Install gcc in ci.
- Intention to present an alternative to improve the performance of a method in models.
### Fixed
- Fix an error in the yaml format config file.
- Fix CI on Windows.
- Fix some spelling errors.
## [1.9.4] - 2024-05-04
### API changes list
- Add client cert support for websocket.
- Add JSON send overloads for WebSocket connections.
### Changed
- Minor enhancement: move some smart pointers around instead of copying them.
- Remove the request shared_ptr from the multipart parser.
- Fix typo in HttpAppFrameworkImpl.cc.
- Avoid string copy and lowercasing on every request.
- Implemented database reconnection loop.
### Fixed
- Bypass clang thread_local error.
## [1.9.3] - 2024-02-09
### API changes list
- Added getParameter() and getOptionalParameter().
- Change drogon::MultiPartParser's parameters data type.
- Use std::string_view for WebSockets.
### Changed
- Add support for gentoo linux, dev-db/mariadb contains mysql.
- Introduce cpplint to the CI.
- Enable readability/alt_tokens for cpplint.
- Use clang-format-17.
- Add newline at EOF.
- Enable readability/inheritance for cpplint.
- Enable build/explicit_make_pair for cpplint.
- Enable build/include_order for cpplint.
- Enable build/header_guard for cpplint.
- Enable build/storage_class for cpplint.
- Enable readability/multiline_string for cpplint.
- Alias the safe hashmap template.
- Simplify traits in utils.
- Enhancement: extend drogon::ContentType for file handling.
### Fixed
- Fix a wrong place of return.
- Fix drogon::util::fromString().
## [1.9.2] - 2024-01-18
### API changes list
- Feature: Integrate spdlog as logging backend.
- Support asynchronous sending of chunked responses.
### Changed
- Modify the configuration file templates in drogon_ctl.
- Use execute_process instead of exec_program in FindJsoncpp.cmake.
- GitHub Action to find typos in the codebase using codespell.
- add discord link to readme.
- Add -k option to the drogon_ctl when running the press command.
- Refine request routing process.
- Add CI tests with more compilers.
- Avoid a race condition in database listener tests.
- Remove macos-11 CI; not supported by Homebrew.
- Bump github/codeql-action from 2 to 3.
- Move the RealIpResolver plugin to the PreRouting join point.
### Fixed
- Fix: typo on Mapper method.
- Fix a error of coroutines on Windows.
- Fix ORM: The original way did not handle exceptions correctly.
- Remove the default ctor of the Row class in ORM.
- Set the url of trantor to the official repository.
- Fix htonll/ntohll redefinition.
- Fix building with MSYS2.
- Fix name issue when cross-compiling.
## [1.9.1] - 2023-11-27
### API changes list
- Pass HttpRequestPtr to custom error handlers.
- Provide some functions for incrementing the value of given columns.
- Return HttpAppFramework by setExceptionHandler.
### Changed
- Custom sessions.
- Use the constexpr if instead of std::enable_if.
- Make id generator consistent.
- Update test_cmake.csp.
- Simplify drogon test with c++17.
- Remove unused and undefined overloads of isBase64.
### Fixed
- Fix build due to trantor commit out of date and address warnings.
- Fix a bug of the GlobalFilters plugin.
- Fix: uuid formatting.
## [1.9.0] - 2023-10-29
### API changes list
- Added isTopicEmpty function;
### Changed
- Update the ubuntu Dockerfile;
- Add optional Criteria && || operator support;
- Bump actions/checkout from 3 to 4;
- Make & and * directly adjacent to variable names;
- Use wss://echo.websocket.events/.ws in WebSocket client example;
- Change logs in the AccessLogger plugin to TRACE level;
### Fixed
- Fix an error in the secureRandomString function;
- FIX int mapping to int64_t instead of uint64_t;
## [1.9.0-rc.1] - 2023-09-23
### API changes list
- Drop cpp14 build support.
- Add isHead() method to HttpRequest, to preserve information about the original method for use in the controller.
- Allow omitting template parameter in execCommandSync.
- Add a method to HttpRequest to access the matched routing parameters.
### Changed
- Update readme files.
- Allow sync advice to be callable on websocket requests.
- Set concurrency to prevent blocking CI queue.
- Validate clang-format version & Customize clang-format path.
- Extract format action into distinct job.
- Split macOS and Ubuntu CIs for readability.
- Set concurrency for CodeQL.
- Add dependabot.yml for GH actions.
- Replace sprintf with snprintf.
- Use ninja to build faster.
- Avoid using well-known ports for demoMain.
- Simplify coroutine implementation.
- Add a plugin for prometheus.
- Optimize plugins with redirection functions.
- Optimize regex generator.
- Add override keyword to setSockOptCallback.
- SlashRemover optimization.
### Fixed
- Fix race condition when setting the secure flag during test.
## [1.8.6] - 2023-08-23
### Changed
- Show outputs of try_compile for UUID libs.
- Update Trantor to fix a serious bug when sending files.
## [1.8.5] - 2023-08-19
### API changes list
- Add the forwardCoro method to HttpAppFramework.
- Possibility to add plugins without config file.
- Implement QueryBuilder.
- Add getOriginalPath function.
- Add setsockopt to HttpClient.
- Add overload function of newHttpResponse.
- Add getConnectionCount method.
### Changed
- Add synchronization interface to model's associated query.
- Use syncAdvices.empty() to check.
- Remove the deprecated Json::Reader.
- Adapt Drogon to take advitange of Trantor TLS refactor.
- Add avatars of all contributors to the readme file.
- Remove docsforge from readme.
- Adapt to gcc13.
- Modify the HttpMessageBody class.
- Add the GlobalFilters plugin.
- Add filters and plugins to the drogon.h header file.
- Add webp and svg to the default file_types.
- Update SqlBinder.h.
- Remove path from COMPILER_COMMAND.
- Hodor plugin - Use IP bytes for user IP identification.
- Add SlashRemover plugin.
- Support setting max_files in loggers.
- Use shared_ptr to store plugins.
- Throw custom exception in HttpClient.
- Base64 improvements.
- Add CT_TEXT_JAVASCRIPT.
- Fix typo in newHttpJsonResponse documentation.
- Add CodeQL workflow.
- constexpr base64 length calculators.
- Make isBase64() and isInteger() take string_view.
- Chore: add package.xml.
- Add an example of yaml config file.
- Remove some unused functions.
- Use unsigned char to call the std::isspace function.
- Change options BUILD_CTL and BUILD_EXAMPLES and update readme with Building options.
- Remove unused CI files and Jekyll config.
- Ensure that all filters, AOP advices, and handlers are executed within the IO threads.
- Update test.sh and build.sh by appending prefix "X" to string variable comparisons.
- Recognize URI in request lines.
- Address warnings on macOS CI.
- Perform insensitive string compare of cookie SameSite attribute.
### Fixed
- Temporary fix dead HttpClient.
- Fix a configuration error when building drogon_ctl.
- Fix generation of JSON field validation for short type.
- Fix bug on Mac M1 with redis chat example code.
- Fix error: conversion from long int to Json::Value is ambiguous.
- Bugfix: PgBatchConnection did not report error message.
- Fix typo in config file.
- Fix a hanging bug when writing large string to text field.
- Fixed logic error of limiterExpireTime_.
- Fix Missing Header BaseBuilder.h in CMakeLists.
- Fix: Coroutine handle should be captured by value.
- Fix issues in the ListParaView and content types.
- Fix target link libraries of yaml-cpp to comaptiable with vcpkg.
- Fix build error on win32/mingw.
- Fix CI in MacOS.
- Fix broken link in CONTRIBUTING.md.
## [1.8.4] - 2023-03-19
### API Changes list
- Add a configuration option to display local time in logs.
- Add the stackLimit option for jsoncpp.
- Add coroutine to wait until event loop ends.
- Add switchThreadCoro().
- Add queueInLoopCoro function.
### Changed
- Reduce overhead of constructing string from request status.
- Add coroutine parameter binding test and make tests not blocking.
- Use weakptr instead of shared_ptr in HttpClient.
- Refactor HttpServer codes.
- Add an option in CMakeLists.txt to set how to use trantor.
- Add support to yaml config file.
- Changes to free http client if no request is pending.
- Trigger error message in drogon test when faced with bad parameter.
### Fixed
- Make the token bucket full when it is initialized
- Fix file r/w race condition in integration test.
- Postgresql: don't handle events anymore after connection closing.
- Fix multipart boundary with charset.
- Fix a conan issue in github actions.
- Hold shared pointer from the very beginning in WebSocketConnectionImpl.
## [1.8.3] - 2023-01-23
### API changes list
- Add onSessionStart() and onSessionDestroy() events
- Support postgresql asynchronous notification (LISTEN/NOTIFY).
### Changed
- Update Utilities.cc
- Drogon test refactor
- Enable json entry as string
- Mark awaiters as non-copyable
### Fixed
- Fix HttpController regex path matching
- Fix a memory leak in the redis example
- Partial fix for MSYS2 compat
## [1.8.2] - 2022-11-11
### API changes list
- Add the queueInLoopCoro function.
- Avoid HashDoS attacks via random per-session hash initial state.
### Changed
- Support the mediumint column when generate the mysql model.
- Set Hiredis_FOUND to true when finding Hiredis library.
- Add rate limiter.
- Add some test cases for the sqlite datetime type.
### Fixed
- Fix typo in drogon_test.h.
- Fix a date race in drogon_test.
- Fix a deadlock bug when closing all database connections.
## [1.8.1] - 2022-09-25
### API changes list
- Support redis subscription.
### Changed
- Remove redundant member functions of drogon::Task.
- Small patches on orm_lib.
- Add support for the string_view type to SqlBinder in orm.
### Fixed
- Fix a conflict of ssize_t type with hiredis.
- Fix a test bug when clients start before servers.
- Fix model template file Unreachable code.
- Use the mysql_library_end() function to avoid memory leaks.
## [1.8.0] - 2022-09-01
### API changes list
- Add not like criteria.
- Add HttpResponse::newStreamResponse().
- Add the same site option for session cookie.
- Add support for custom SQL query.
### Changed
- Update issue templates.
- Enable automatic reconnect in mysql.
- Add typename for clang-14.
- A workaround for redis sync exec.
- Resolve redis server hostname from config file.
- Add username option to redis databases.
- Return nullptr if a plugin is not loaded when getting it.
- Support controller registration in plugin.
- Check mysql-optionsv support in cmake.
- Check if host header is set before setting.
- Clear all database connections before quitting.
- Add namespace to views when using drogon_ctl.
- Support pipeline mode on PostgreSQL 14+.
- Add content type to multipart file upload.
- Make orm::Result compatible with C++ STL container concepts.
- Throw exceptions instead of exiting when loading configuration fails.
- Rename BUILD_TRANTOR_SHARED to BUILD_SHARED_LIBS.
- Support compressed request.
- Prevent sending multiple responses for a single request.
- Remove the virtual specifier from functions marked with override.
- Remove redundancies from the CMake action.
- Ensure requiring a semi-colon after macros.
- Omit redundant virtual specifiers.
- Refactor orm::SqlBinder.
- Implement toJson to convert std::vector to Json::Value.
- Resolve real ip from HttpRequest.
- Delete the unmaintained test script.
- Change the listener port of the cookie test.
- Use a raw string literal for the drogon banner.
- Change timeout of pipeline test for the CI environment.
- Accept "postgres" for DbClient type as well.
- Log remote real address in AccessLogger.
- Support coroutine filter.
- Refactor db_test.cc.
- Use nullopt instead of the no-argument constructor.
- Set the running flag to false after calling the quit() method.
- Fix doc link in README files.
### Fixed
- Fix XXXControllers created on MSVC even if specified not to do so.
- To avoid accessing a null point, make sure `result == OK` before accessing the response ptr.
- Fix a bug when stopping redis service.
- Fix mutex lock missing.
- Fix tolower with cfi sanitizer.
- Add move constructor to fix clang-14 compile error.
- Fix HttpClient dns cache.
- Fix bug when resolving redis server hostname.
- Reset timer afters relaunching on Linux.
- Fix some configuration file issues.
- Fix HttpFile unittest error on Windows.
- Fix core dump causing by logging in destructor.
- Fixing link error when linking with static c-ares.
- Remove redundant resource release.
- Install missing header file apply.h.
- Fix deleteFutureByPrimaryKey compile fail.
- Fix compilation failure without database support.
- Fix Mapper::updateBy() async api.
- Fix no BUILD_CTL with tests.
- Fix some bugs in RedisClient.
- Fix a misuse of std::move.
- Fix a bug when creating models with composite keys in sqlite3.
- Fix a bug when converting the content-length string to size_t.
- Fix a bug when parsing multipart/form-data.
- Export the getVersion method for Windows.
- Add a pre-compilation macro in the pg pipeline test code.
## [1.7.5] - 2022-02-19
### API changes list
- Add toString for drogon::ReqResult.
- Add max-age, samesite options to Cookie.
- Enable setup output of logs to files at any time.
### Changed
- Use operator<< to convert ReqResult to string.
- Remove sudo from build.sh.
- Remove sudo from dependencies in Dockerfile.
- Avoid attempt linking to std::fs when target does not exist.
- Destroy fastdb client on quit.
- Check HTTP client is not sending requests in sync mode on the same event loop.
- Start listening after beginning advices.
- Allow using json_cpp in other sublibraries.
- Accept system lib for uuid on macOS.
- Add `Not In` to ORM Criteria.
### Fixed
- Fix WS test potentially can get stuck.
- Fix a bug in model generation.
- Prevent malformed upload path causing arbitrary write.
- Fix missing "using namespace drogon::orm;" at autogenerated restful controllers.
## [1.7.4] - 2021-12-11
### API Change List
- Support setting client certificate and SSL options on HTTP client
- Add more method for mapper
- Add overloads for SqlBinder::operator<< with non-const ref parameter
### Changes
- Use decay_t instead of remove_cvref_t
- Prevent `drogon_ctl create_view` appending empty new lines to resulting
- Add an example for using coroutines of redis clients
- Export some symbols for Windows
- Mark all awaiters as nodiscard
- Handle SIGINT too
- Support CoroMapper method chaining
- Remove setting c++17 in FindFilesystem
### Fixed
- Fix Drogon not building caused by FindFilesystem
- Fix deprecated warning when using openssl 3
- Fix coroutine object destructing before coroutine ends in async_run
- Fix build fail on CentOS8
- Fix some compiler warnings
- Fix the error with multiple results when calling a procedure in mysql
- Fix an error when binding a function pointer to SqlBinder
- Fix orm tests
- Fix CI to actually build in C++14
- Fix a race condition when resetting ws
- Fix an error of std::bad_function_call
- Update Trantor (fix sending partial files)
## [1.7.3] - 2021-10-17
### API Change List
- Support sending files by range
- Allow outside access to the file path of an HTTP response
- Support custom MIME types and extensions
- Add the getOptionalParameter method
- Add async_run
### Changes
- Experimental HaikuOS Support
- Improve AccessLogger
- Add Alpine Dockerfile
- Add option to disable brotli if desired by the builder
### Fixed
- Fix a bug in the getIOLoop method
- Return on redis connection errors
- Fix(MultiPart): Does not respect quotes in Content-Disposition header
- Fix(cmake): error in FindFilesystem
- Fix(style): Change the NotFound page text color
- Fix a race condition in testing
## [1.7.2] - 2021-08-24
### API Change List
- Add port() and host() to HttpClient
- Add stop() method to the WebSocketClient class
### Changes
- Enables higher level of warnings when building on UNIX with GCC
- Generic optimizations
- Add redis example
- Added support for paths containing unicode characters on Windows
- Load ParseAndAddDrogonTests in DrogonConfig
- Add BUILD_DOC to cmake options
- Add websocket server example
- CMake: Add CPack for .deb and .rpm package generation
- cmake: Use GNUInstallDirs to figure out install dirs.
### Fixed
- Fix WS client example not working with integration_test
- Fix WS client example error when encountering bad IP addresses
- CacheFile supports >2GB files on 64-bit Windows
- `drogon_ctl` now emits error on failing to create view from CSP
- Added the `make` program to Ubuntu docker environment
- Correctly check the case-insensitive value of the upgrade header of responses in websocket connections
- Fix incorrect MD5 hash when using internal MD5 implementation when input size == block size+1
- Fix test success message incorrectly shown for a failed test when -s is flag present
- Force using boost::filesystem when building for Android
- Escape connection string in drogon_ctl create model
- Fix some memory leak and race conditions in WebSocketClient
## [1.7.1] - 2021-06-24
### Changes
- Updated Dockerfile to Ubuntu 20.04 & Fixed Timezone Hangup.
- Add jsonstore example.
- Fix some typos.
### Fixed
- Fix single layer directory traversal in StaticFileRouter.
## [1.7.0] - 2021-06-18
### API changes list
- Add the PreSendingAdvice to AOP.
- Make Json::Value as a SQL parameters type.
- Add the int type for the Row index parameter.
- Add SSL_CONF_cmd support.
- Add the setCustomStatusCode method.
### Changes
- Fix sync_wait/co_future use-after-free.
- Add the AccessLogger plugin.
- Make AsyncTask only destruct when the coroutine reaches end of executions.
- Add Drogon test framework.
- Improve WebSocket mask handling.
- Add minimal server side examples.
- Optimize HttpControllersRouter for cases where regex is not needed.
- Create controller instances after running instead of after being called.
### Fixed
- Move resolverPtr when destroying an HttpClientImpl object.
- Modify the way to create sqlite3 client.
- Fix a bug when a network failure occurs on Redis connections.
- Fix a bug of string_view for MSVC.
- Fix 'build.sh -tshared'.
- Fix compiler warnings.
- Fix CacheMap crash in CI tests.
## [1.6.0] - 2021-05-15
### API changes list
- Add option to set default handler.
- Add the setTimeout() method to the DbClient class and the RedisClient class.
- Add the validateCert parameter to the newWebSocketClient method.
### Changed
- A few mini changes to drogon_ctl command.
- Improve the MultiPartParser class.
- Add GNU -Werror & fix warnings.
- Enhancements on files part.
- Add version/soversion to shared library.
- Disallow coroutines to be resolved as plain subroutine handlers.
- Send the content-length header even if the body(POST,PUT,OPTIONS,PATCH) is empty.
- Use make_exception_ptr instead of throw/catch when possible.
- Remove duplicated inclusion.
- Print error before terminating in AsyncTask.
- Allow users to override drogon Find modules.
- Use two-phase construction for the DbClientImpl and the RedisClientImpl.
- Add support 'select &lt;db&gt;' for redis.
### Fixed
- Fix a bug of the Transaction class.
- Copy CoroMapper.h to installation location.
- Remove the related request from the buffer if it's not sent after the timeout.
- Fix ORM with SQLite3 not compiling on Arch Linux.
- Fix an error when constructing RedisClientImpl objects.
- Fix coroutine frame leak upon assigning to awaitable.
- Set running flag to true before installing plugins.
- Fix double free in coroutine exception handling.
## [1.5.1] - 2021-04-10
### Fixed
- Fix a bug of reflection failure.
## [1.5.0] - 2021-04-10
### API changes list
- Add option to disable signal handling.
- Added newFileResponse Support for buffers in memory.
- Add a method to HttpRequest to set the user_agent header.
- Catch exceptions thrown by handlers.
### Changed
- Add convert method to models.
- Add Arch Dockerfile.
- Add Redis support.
- Print error and exit when IP parsing failed in server startup.
- Use a canonical way of calling max() function on Windows.
- Remove an assertion statement in the HttpClientImpl class.
- Send ping messages by default for WebSockets.
- Use canonical cmake logic for cross-compilation.
- set make job count to the number of threads in GitHub Actions workflow.
- Use lambda instead of std::bind in HttpServer.
- Add exports macro to allow Shared Library with hidden symbols by default.
- Remove repeated class names on relationships from the model generator.
### Fixed
- Fix compile warnings in SQL client.
- Fix compilation errors for the TimeFilter example.
- Fix build.sh missing nproc error in build for macOS.
- Fix a bug when creating sqlite3 models.
- Fix two building corner cases, CMake quality of life improvements.
- Add CoroMapper to models' friends.
## [1.4.1] - 2021-03-07
### Fixed
- Fix a bug of DbClientImpl class that can lead to a crash when database connections are breaking.
## [1.4.0] - 2021-03-05
### API changes list
- Add coroutine support.
- Add default value interface to SqlBinder for MySQL and PostgreSQL.
- Support SNI in the HttpClient class.
- Validate certificate in HttpClient.
- HttpRequest: add a feature to avoid URL encoding of the path.
### Changed
- Handle cross-compiling properly.
- Lowercase all HTTP headers, add webp and avif types.
- Modify FindMySQL.cmake
### Fixed
- Fix an error in the HttpClient class when a response has no content-length.
- Return 404 or 405 responses correctly.
- Fix compilation errors on vs2019.
- Fix stack use after scope error in client_example.
- Fix the error when the SSL handshake fails.
## [1.3.0] - 2021-01-16
### API changes list
- Add an option for setting float precision in Json string.
### Fixed
- Fix brotli link order.
- Fix cmake with drogonctl cross-compilation.
- sqlite3: Insert into stmtsMap_ as string_view.
- Fix some bugs when creating models via drogon_ctl.
- Fix an error in sqlite3 ORM generator.
- Fix an error with missing composite key to sqlite3 ORM generator.
### Changed
- Remove the use of std::filesystem to adapt to old compilers.
- Add github actions.
- Serve wasm files with the correct MIME type.
## [1.2.0] - 2020-12-12
### Fixed
- Fix error when receiving response without content-length header.
- Fix a stack-overflow error when high concurrency happening on sqlite3.
- Fix MinGW ORM building by enabling htonll and ntohll.
### Changed
- Modify the WebSocketTest controller to create a simple chat room.
- Add support for OpenBSD.
- Return 400 if the content-length is invalid.
- Don't send content type in a 304 response.
- Add the reuse_port option to app() interface.
- Add the 'std::optional' support in the SqlBinder class and the Session class.
- Add implicit page resolving capability.
## [1.1.0] - 2020-10-31
### Fixed
- Fix failing to connect to DB if parameters contains spaces.
- Fix a CMAKE bug when SHARED and EXAMPLES are on.
- Fix the HttpServer::isWebSocket method.
- Find MariaDB client library correctly on Ubuntu 20.04.
- Fix a bug when creating sqlite3 database models.
- Fix a bug in the Mapper::insertFuture method.
### Changed
- Disable TLS1.0/1.1 on HTTPS by default.
- Use explicit lambda capture lists.
- Modify the procedure of the app().run() method.
- Support namespaces when creating view source files.
- Add --path-to-namespace option to drogon_ctl for creating views.
- Add the Host and Sec-WebSocket-Version headers when connecting to a websocket server.
## [1.0.0] - 2020-09-27
### Fixed
- Fix an issue of simple_reverse_proxy when handling chunked transfer-encoding.
- Fix a bug when losting connection to MySQL server during query.
- Remove the expired std::iterator template.
- Fix a bug when creating models in some special cases.
### API changes list
- Modify methods related to headers.
- Remove the expired std::iterator template.
- Add getListeners() method to the HttpAppFramework class.
- Remove the useless method stat() from the PluginBase class.
- Add ConfigLoader::ConfigLoader(const Json::Value &data).
### Changed
- Add support for status code 418.
- Modify session handling.
- Modify the FileUpload.csp in simple_example to avoid CORS.
- remove execution permission on /tmp/drogon.lock.
## [1.0.0-beta21] - 2020-08-19
### Changed
- Modify the Result class in ORM.
### Fixed
- Fix zlib link error on Windows for the latest vcpkg.
## [1.0.0-beta20] - 2020-08-15
### API changes list
- Provide users with a method to change the session ID of a session.
### Changed
- Modify parseContentType function.
- Modify the docker file to build release version in docker.
- Set session to requests for websockets.
- Modify parseContentType function.
- Change the return value type of the mktime() function in models.
- Fix compilation warning of sprintf function.
### Fixed
- Fix a bug when saving uploaded files on Windows.
- Fix a MySQL issue when connections are lost.
- Resolve an issue when sending big files (>=2GB) on Windows.
- Fix boost::string_view compilation error of MysqlConnection class.
- Set the response Access-Control-Allow-Headers header correctly for CORS.
- Fix a bug in drogon_ctl when creating a model, that causes to write source files multiple times.
## [1.0.0-beta19] - 2020-07-16
### API changes list
- Add a method to disable unicode escaping in json string.
- Add a timeout parameter when sending HTTP requests.
- Add the getJsonError method.
### Changed
- Remove the restriction on the location of layout tags in views.
- Add a way to set the character set when creating DbClient objects.
- Make `GET` as the only method for accessing static files.
- Modify the 404 pages generator.
- Modify the DbClient class.
- Optimize the HttpResponse class.
### Fixed
- Properly handle chunked encoding requests.
- Destroy DNS resolver of HttpClient in the correct thread.
- Add the header &lt;cctype&gt; to resolve build errors in VS2017.
## [1.0.0-beta18] - 2020-06-14
### API changes list
- Add a new joinpoint of AOP for modification on each HTTP response.
- Add a method for the TERM signal handling.
- Add getContextRef method to the WebSocketConnection class.
### Changed
- Create a class template for publish subscribe pattern.
- Add contribution recommendations.
- Send a close message when closing a web socket connection.
- Add additional formats for getHttpDate function.
- Make app().run() method callable on a non-main thread.
- Add digest filter in examples.
- Use string_view to parse multipart/form-data requests.
### Fixed
- Fix building of ORM on FreeBSD.
- Fix a Mysql connection error on Windows.
- Fix a bug in ListenerManager::getIOLoop().
- Fix the count() method of Mysql ORM.
- Fix a compilation issue on windows.
- Fix model generation for PostgreSQL primary keys.
- Fix a bug with quoted column names in sqlite3 databases.
## [1.0.0-beta17] - 2020-05-22
### API changes list
- Add methods to get DbClient connection status
### Changed
- Add causal profiling with coz
- Add filters on static file locations
- Pass data from view to its layout container
- Add additional HttpStatusCodes and implement a custom error handler
- Modify drogon_ctl to show more compilation information
### Fixed
- Fix a bug in drogon_ctl (when size of a line is larger than buffer size)
- Fix a connection bug of MariaDB clients
## [1.0.0-beta16] - 2020-04-27
### API changes list
- Standardize Row and Result api in ORM
### Changed
- Add support for brotli compression
- Parse content-type of HTTP requests
- Remove non standard macros
- Support url safe base64 codec
## [1.0.0-beta15] - 2020-03-28
### API changes list
- Modify the Attributes interface of the HttpRequest class
- Add the getHomePage() method to HttpAppFramework
### Changed
- Support br compression files
- Update Content-Type support for PDF
- Add support for MSVC 2015
- Optimize the rendering of HTTP responses
- Update the Dynamic Views Loading, add the `layout` tag
- Graceful shutdown
### Fixed
- Fix error when finding the jsoncpp library
- Fix the 'many to many' relationship in ORM
- Fix a bug when creating json responses
- Fix a bug on filters with WebSocketControllers
- Fix a fatal bug in the MysqlConnection class
- Fix crash with partial matched url
- Fix null jsonObject from newHttpJsonRequest
## [1.0.0-beta14] - 2020-02-17
### API changes list
- None
### Added
- Add IOLoop access function
### Changed
- Add support for regular expressions when routing
- Add location configuration for static resources
- Port drogon to Windows
- Support 'password' keyword in configuration files
- Remove get_version.sh
- Modify dynamic view loading algorithm, add 'layout' tag for view generation.
### Fixed
- Fix an issue of out-of-range (#334)
- Fix a bug in views generation (#341)
## [1.0.0-beta13] - 2020-01-04
### API changes list
- None
### Changed
- Add some unit tests (based on gtest)
- Add a reverse proxy example
- Make a patch to support the ossp UUID library
- Make shared linking possible
- Add the drogon::OStringStream class
- Optimize ORM
- Modify singleton logic of DrClassMap
### Fixed
- Fix an error in the batch mode of libpq
- Fix an error when clients use HTTP1.0
## [1.0.0-beta12] - 2019-11-30
### Changed
- Make dg_ctl a symlink
- Modify some code styles
- Explicitly set path to '/' for JSESSIONID cookie
- Handle gzip errors safely
- Add the SecureSSLRedirector plugin
### Fixed
- Fix a bug in dg_ctl for creating models of sqlite3
- Reset the flag used to parse json to false before recycling HttpRequest objects
## [1.0.0-beta11] - 2019-11-06
### Changed
- Delete useless log output
## [1.0.0-beta10] - 2019-11-04
### API changes list
- None
### Changed
- Add the headers configuration option for static files
### Fixed
- Fix(compilation on alpine): Replace u_short alias.
## [1.0.0-beta9] - 2019-10-28
### API changes list
- Add interfaces for accessing content of attachments.
- Add option to disable setting the 404 status code of the custom 404 page.
- Make user can use any string as a placeholder's name in routing patterns.
- Add type conversion methods to the HttpRequest and HttpResponse classes.
### Changed
- Modify cmake configuration.
- Modify the quit() method.
- Implement relationships in ORM.
### Fixed
- Fix size_t underflow of drogon_ctl.
- Fix some race conditions.
- Fix a busy loop bug when connections to MySQL server are timeout.
## [1.0.0-beta8] - 2019-10-03
### API changes list
- Add length() method to the Field class.
- Add `as<bool>()` function template specialization to the Field class.
- Add add attribute store methods to the HttpRequest class.
- Add the setCustomContentTypeString() method to the HttpRequest class.
- Add thread storage.
### Changed
- Use .find('x') instead of .find("x") in a string search.
- Add the ability to create restful API controllers.
### Fixed
- Fix a bug of creating models for MySQL.
- Fix a bug when HTTP method is PUT.
- Fix a bug when using 'is null' substatement in ORM.
- Fix a sqlite3 bug when some SQL errors occur.
- Fix bug with parsing json.
- Fix url decode.
- Fix a error in HttpClient.
- Fix a error in setThreadNum method.
- Fix some race conditions.
## [1.0.0-beta7] - 2019-08-31
### API changes list
- Remove the default value parameter of some methods (#220)
### Changed
- Optimize DNS in HttpClient and WebSocketClient (support c-ares library).
- Reduce dependencies between declarations.
- Add database tests in the travis CI and add test cases to database tests.
- Reduce size of docker image.
- Make the framework API support chained calls.
- Add a synchronous join point for AOP.
- Modify the CMakeLists to modern cmake style.
### Fixed
- Fix bugs in default return values of functions(#220),
- Fix a bug in the cmake configuration file when there's '+' in the building path.
- Fix a bug in drogon_ctl (when creating orm models)
## [1.0.0-beta6] - 2019-08-08
### API changes list
- None
### Changed
- Modify the 'create view' sub-command of drogon_ctl
- Optimize the transmission of pipelining responses.
- Add the DrogonConfig.cmake file so that users can use drogon with the `find_package(Drogon)` command.
## [1.0.0-beta5] - 2019-08-01
### API changes list
- None
### Added
- Add two methods to control if the Server header or the Date header is sent to clients with HTTP responses.
* void HttpAppFramework::enableServerHeader(bool);
* void HttpAppFramework::enableDateHeader(bool);
### Changed
- Support high performance batch mode of libpq.
### Fixed
- None
## [1.0.0-beta4] - 2019-07-30
### API changes list
- HttpRequest::query() returns a const reference of std::string instead of a string_view
- WebSocketConnection::setContext(), WebSocketConnection::getContext(), etc.
- Remove the config.h from public API.
### Added
- None
### Changed
- Modify the CMakeLists.txt
- Modify the get_version.sh
### Fixed
- None
## [1.0.0-beta3] - 2019-07-28
### API changes list
- None
### Added
- Add a README file for examples.
- Add some managers to reduce the size of the HttpAppFrameworkImpl code.
- Add missing wasm ContentType.
### Changed
- Update the submodule - trantor.
- Optimize processing of HTTP pipelining.
### Fixed
- Fix an error in the HttpClient class when sending a request using the HEAD method.
## [1.0.0-beta2] - 2019-07-10
### API changes list
- Add setBody methods to the HttpRequest class.
- Add the setContentTypeCodeAndCustomString method to the HttpResponse class.
### Added
- Add stress testing command to drogon_ctl.
- Add -v, -h parameters to drogon_ctl.
### Changed
- Update the submodule - trantor.
- Modify the handling of CORS.
- Optimize the htmlTranslate method and the Field class.
- Make all listeners share IO threads in the MacOS/Unix system.
### Fixed
- Fix a bug of the IsPlugin class.
- Use default constructor of string_view to reset _statusMessage to fix a warning on GCC 9.1 on Arch Linux.
## [1.0.0-beta1] - 2019-06-11
[Unreleased]: https://github.com/an-tao/drogon/compare/v1.9.7...HEAD
[1.9.7]: https://github.com/an-tao/drogon/compare/v1.9.6...v1.9.7
[1.9.6]: https://github.com/an-tao/drogon/compare/v1.9.5...v1.9.6
[1.9.5]: https://github.com/an-tao/drogon/compare/v1.9.4...v1.9.5
[1.9.4]: https://github.com/an-tao/drogon/compare/v1.9.3...v1.9.4
[1.9.3]: https://github.com/an-tao/drogon/compare/v1.9.2...v1.9.3
[1.9.2]: https://github.com/an-tao/drogon/compare/v1.9.1...v1.9.2
[1.9.1]: https://github.com/an-tao/drogon/compare/v1.9.0...v1.9.1
[1.9.0]: https://github.com/an-tao/drogon/compare/v1.9.0-rc.1...v1.9.0
[1.9.0-rc.1]: https://github.com/an-tao/drogon/compare/v1.8.6...v1.9.0-rc.1
[1.8.6]: https://github.com/an-tao/drogon/compare/v1.8.5...v1.8.6
[1.8.5]: https://github.com/an-tao/drogon/compare/v1.8.4...v1.8.5
[1.8.4]: https://github.com/an-tao/drogon/compare/v1.8.3...v1.8.4
[1.8.3]: https://github.com/an-tao/drogon/compare/v1.8.2...v1.8.3
[1.8.2]: https://github.com/an-tao/drogon/compare/v1.8.1...v1.8.2
[1.8.1]: https://github.com/an-tao/drogon/compare/v1.8.0...v1.8.1
[1.8.0]: https://github.com/an-tao/drogon/compare/v1.7.5...v1.8.0
[1.7.5]: https://github.com/an-tao/drogon/compare/v1.7.4...v1.7.5
[1.7.4]: https://github.com/an-tao/drogon/compare/v1.7.3...v1.7.4
[1.7.3]: https://github.com/an-tao/drogon/compare/v1.7.2...v1.7.3
[1.7.2]: https://github.com/an-tao/drogon/compare/v1.7.1...v1.7.2
[1.7.1]: https://github.com/an-tao/drogon/compare/v1.7.0...v1.7.1
[1.7.0]: https://github.com/an-tao/drogon/compare/v1.6.0...v1.7.0
[1.6.0]: https://github.com/an-tao/drogon/compare/v1.5.1...v1.6.0
[1.5.1]: https://github.com/an-tao/drogon/compare/v1.5.0...v1.5.1
[1.5.0]: https://github.com/an-tao/drogon/compare/v1.4.1...v1.5.0
[1.4.1]: https://github.com/an-tao/drogon/compare/v1.4.0...v1.4.1
[1.4.0]: https://github.com/an-tao/drogon/compare/v1.3.0...v1.4.0
[1.3.0]: https://github.com/an-tao/drogon/compare/v1.2.0...v1.3.0
[1.2.0]: https://github.com/an-tao/drogon/compare/v1.1.0...v1.2.0
[1.1.0]: https://github.com/an-tao/drogon/compare/v1.0.0...v1.1.0
[1.0.0]: https://github.com/an-tao/drogon/compare/v1.0.0-beta21...v1.0.0
[1.0.0-beta21]: https://github.com/an-tao/drogon/compare/v1.0.0-beta20...v1.0.0-beta21
[1.0.0-beta20]: https://github.com/an-tao/drogon/compare/v1.0.0-beta19...v1.0.0-beta20
[1.0.0-beta19]: https://github.com/an-tao/drogon/compare/v1.0.0-beta18...v1.0.0-beta19
[1.0.0-beta18]: https://github.com/an-tao/drogon/compare/v1.0.0-beta17...v1.0.0-beta18
[1.0.0-beta17]: https://github.com/an-tao/drogon/compare/v1.0.0-beta16...v1.0.0-beta17
[1.0.0-beta16]: https://github.com/an-tao/drogon/compare/v1.0.0-beta15...v1.0.0-beta16
[1.0.0-beta15]: https://github.com/an-tao/drogon/compare/v1.0.0-beta14...v1.0.0-beta15
[1.0.0-beta14]: https://github.com/an-tao/drogon/compare/v1.0.0-beta13...v1.0.0-beta14
[1.0.0-beta13]: https://github.com/an-tao/drogon/compare/v1.0.0-beta12...v1.0.0-beta13
[1.0.0-beta12]: https://github.com/an-tao/drogon/compare/v1.0.0-beta11...v1.0.0-beta12
[1.0.0-beta11]: https://github.com/an-tao/drogon/compare/v1.0.0-beta10...v1.0.0-beta11
[1.0.0-beta10]: https://github.com/an-tao/drogon/compare/v1.0.0-beta9...v1.0.0-beta10
[1.0.0-beta9]: https://github.com/an-tao/drogon/compare/v1.0.0-beta8...v1.0.0-beta9
[1.0.0-beta8]: https://github.com/an-tao/drogon/compare/v1.0.0-beta7...v1.0.0-beta8
[1.0.0-beta7]: https://github.com/an-tao/drogon/compare/v1.0.0-beta6...v1.0.0-beta7
[1.0.0-beta6]: https://github.com/an-tao/drogon/compare/v1.0.0-beta5...v1.0.0-beta6
[1.0.0-beta5]: https://github.com/an-tao/drogon/compare/v1.0.0-beta4...v1.0.0-beta5
[1.0.0-beta4]: https://github.com/an-tao/drogon/compare/v1.0.0-beta3...v1.0.0-beta4
[1.0.0-beta3]: https://github.com/an-tao/drogon/compare/v1.0.0-beta2...v1.0.0-beta3
[1.0.0-beta2]: https://github.com/an-tao/drogon/compare/v1.0.0-beta1...v1.0.0-beta2
[1.0.0-beta1]: https://github.com/an-tao/drogon/releases/tag/v1.0.0-beta1