724 lines
22 KiB
C++
724 lines
22 KiB
C++
/* This file is part of mastodon-cpp.
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* Copyright © 2018, 2019 tastytea <tastytea@tastytea.de>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, version 3.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef MASTODON_CPP_HPP
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#define MASTODON_CPP_HPP
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#include <string>
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#include <vector>
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#include <memory>
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#include <array>
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#include <mutex>
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#include <ostream>
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#include <thread>
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#include <cstdint>
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#include <curlpp/cURLpp.hpp>
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#include <curlpp/Easy.hpp>
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// If we are compiling mastodon-cpp, use another include path
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#ifdef MASTODON_CPP
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#include "return_types.hpp"
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#include "types.hpp"
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#else
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#include <mastodon-cpp/return_types.hpp>
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#include <mastodon-cpp/types.hpp>
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#endif
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using std::string;
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using std::uint8_t;
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/*!
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* @example example01_get_public_timeline.cpp
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*/
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namespace Mastodon
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{
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/*!
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* @brief Interface to the Mastodon API.
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*
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* All input is expected to be UTF-8. Binary data must be
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* base64-encoded or a filename.
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* It appears that media attachements can not be base64 encoded.
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*
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* @section error Error codes
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* | Code | Explanation |
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* | --------: |:-------------------------------------------|
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* | 0 | No error |
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* | 22 | Invalid argument |
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* | 78 | URL changed (HTTP 301 or 308) |
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* | 110 | Connection timed out |
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* | 111 | Connection refused (check http_error_code) |
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* | 192 | curlpp runtime error |
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* | 193 | curlpp logic error |
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* | 255 | Unknown error |
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*
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* @since before 0.11.0
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*/
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class API
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{
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public:
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/*!
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* @brief http class. Do not use this directly.
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*
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* @since before 0.11.0
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*/
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class http
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{
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public:
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/*!
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* @brief Constructs new http object.
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*
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* @param API Parent object.
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* @param instance Instance domain name
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* @param access_token Access token
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*
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* @since before 0.11.0
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*/
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explicit http(const API &api, const string &instance,
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const string &access_token);
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~http();
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return_call request(const http_method &meth, const string &path);
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/*!
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* @brief HTTP Request.
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*
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* @param meth A method defined in http::method.
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* @param path The API call as string.
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* @param formdata The form data for PATCH and POST requests.
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*
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* @return @ref error "Error code". If the URL has permanently
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* changed, 13 is returned and the answer is set to the new URL.
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*
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* @since before 0.11.0
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*/
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return_call request(const http_method &meth,
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const string &path,
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const curlpp::Forms &formdata);
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/*!
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* @brief HTTP Request for streams.
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*
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* @param path The API call as string.
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* @param stream The stream of data that is returned.
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*
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* @since 0.100.0
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*/
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uint8_t request_stream(const string &path, string &stream);
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/*!
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* @brief Get all headers in a string
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*/
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void get_headers(string &headers) const;
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/*!
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* @brief Cancels the stream. Use only with streams.
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*
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* Cancels the stream next time data comes in. Can take a
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* few seconds. This works only with streams, because only
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* streams have an own http object.
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*
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* @since 0.12.2
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*/
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void cancel_stream();
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/*!
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* @brief Gets the mutex guarding the string that is written to.
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*
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* The mutex guards the function that writes to the string
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* you specified in get_stream().
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*
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* @return A reference of the mutex.
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*
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* @since 0.12.3
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*/
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std::mutex &get_mutex();
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private:
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const API &parent;
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const string _instance;
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const string _access_token;
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string _headers;
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bool _cancel_stream;
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std::mutex _mutex;
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std::thread _streamthread;
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return_call request_common(const http_method &meth,
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const string &path,
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const curlpp::Forms &formdata,
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string &answer);
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size_t callback_write(char* data, size_t size, size_t nmemb,
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string *oss);
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double callback_progress(double /* dltotal */, double /* dlnow */,
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double /* ultotal */, double /* ulnow */);
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};
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/*!
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* @brief A list of all v1 API calls.
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*
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* The original `/` are substituted by `_`.
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*
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* @since before 0.11.0
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*/
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enum class v1
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{
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// Mastodon
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accounts_id,
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// accounts,
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accounts_verify_credentials,
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accounts_update_credentials,
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accounts_id_followers,
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accounts_id_following,
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accounts_id_statuses,
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accounts_id_follow,
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accounts_id_unfollow,
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accounts_relationships,
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accounts_search,
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apps,
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// apps_verify_credentials,
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blocks,
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accounts_id_block,
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accounts_id_unblock,
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custom_emojis,
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domain_blocks,
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endorsements,
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accounts_id_pin,
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accounts_id_unpin,
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favourites,
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statuses_id_favourite,
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statuses_id_unfavourite,
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// filters,
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// filters_id,
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follow_requests,
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follow_requests_id_authorize,
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follow_requests_id_reject,
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// suggestions,
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// suggestions_id,
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instance,
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lists,
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accounts_id_lists,
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lists_id,
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lists_id_accounts,
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media,
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media_id,
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mutes,
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accounts_id_mute,
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accounts_id_unmute,
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statuses_id_mute,
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statuses_id_unmute,
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notifications,
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notifications_id,
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notifications_clear,
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notifications_dismiss,
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push_subscription,
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reports,
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// scheduled_statuses,
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// scheduled_statuses_id,
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search,
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statuses,
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statuses_id,
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statuses_id_context,
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statuses_id_card,
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statuses_id_reblogged_by,
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statuses_id_favourited_by,
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statuses_id_reblog,
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statuses_id_unreblog,
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statuses_id_pin,
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statuses_id_unpin,
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timelines_home,
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// timelines_conversations,
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timelines_public,
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timelines_tag_hashtag,
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timelines_list_list_id,
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streaming_user,
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streaming_public,
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streaming_public_local,
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streaming_hashtag,
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// streaming_hashtag_local,
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streaming_list,
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// streaming_direct,
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// Glitch-Soc
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bookmarks,
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statuses_id_bookmark,
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statuses_id_unbookmark
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};
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/*!
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* @brief A list of all v2 API calls.
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*
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* The original `/` are substituted by `_`.
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*
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* @since 0.16.0
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*/
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enum class v2
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{
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search
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};
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/*!
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* @brief Constructs a new API object.
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*
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* To register your application, leave access_token blank and
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* call register_app1() and register_app2().
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*
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* @param instance The hostname of your instance
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* @param access_token Your access token.
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*
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* @since before 0.11.0
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*/
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explicit API(const string &instance, const string &access_token);
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/*!
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* @brief Destroys the object.
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*
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* @since 0.100.0
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*/
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virtual ~API();
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/*!
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* @brief Sets the useragent. Default is mastodon-cpp/version.
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*
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* @param useragent The useragent
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*
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* @since before 0.11.0
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*/
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void set_useragent(const string &useragent);
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/*!
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* @brief Gets the useragent.
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*
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* @return The useragent.
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*
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* @since before 0.11.0
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*/
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const string get_useragent() const;
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/*!
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* @brief Returns the instance.
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*
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* @return The instance.
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*
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* @since before 0.11.0
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*/
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const string get_instance() const;
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/*!
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* @brief Percent-encodes a string. This is done automatically, unless
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* you make a custom request.
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*
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* Calls curlpp::escape(str)
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*
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* The only time you should use this, is if you use
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* get(const string &call, string &answer).
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*
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* See RFC 3986 section 2.1 for more info.
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*
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* @param str The string
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*
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* @return The percent-encoded string
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*
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* @since before 0.11.0
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*/
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static const string urlencode(const string &str);
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/*!
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* @brief Decodes a percent-encoded string.
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*
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* Calls curlpp::unescape(str)
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*
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* See RFC 3986 section 2.1 for more info.
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*
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* @param str The string
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*
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* @return The decoded string
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*
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* @since 0.18.0
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*/
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static const string urldecode(const string &str);
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/*!
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* @brief Register application, step 1/2
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*
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* @param client_name The name of the application
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* @param redirect_uri urn:ietf:wg:oauth:2.0:oob for none
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* @param scopes Scopes (`read`, `write`, `follow`, `push`;
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* space separated)
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* @param website The website of the application
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* @param client_id Returned
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* @param client_secret Returned
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* @param url Returned, used to generate code for
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* register_app2
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*
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* @return @ref error "Error code". If the URL has permanently changed,
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* 13 is returned and url is set to the new URL.
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*
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* @since before 0.11.0
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*/
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return_call register_app1(const string &client_name,
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const string &redirect_uri,
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const string &scopes,
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const string &website,
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string &client_id,
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string &client_secret,
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string &url);
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/*!
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* @brief Register application, step 2/2
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*
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* The access token will be used in all subsequent calls.
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*
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* @param client_id
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* @param client_secret
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* @param redirect_uri urn:ietf:wg:oauth:2.0:oob for none
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* @param code The code generated by the website
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* @param access_token Returned
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*
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* @return @ref error "Error code".
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*
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* @since before 0.11.0
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*/
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return_call register_app2(const string &client_id,
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const string &client_secret,
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const string &redirect_uri,
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const string &code,
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string &access_token);
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/*!
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* @brief Gets the header from the last answer.
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*
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* @param header The header to get
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*
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* @return The header, or "" on error.
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*
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* @since before 0.11.0
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*/
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const string get_header(const string &header) const;
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/*!
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* @brief Turn exceptions on or off. Defaults to off.
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*
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* This applies to exceptions from curlpp. curlpp::RuntimeError
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* and curlpp::LogicError.
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*
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* @param value true for on, false for off
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*
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* @return true if exceptions are turned on, false otherwise
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*
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* @since before 0.11.0
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*/
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bool exceptions(const bool &value);
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/*!
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* @brief Returns true if exceptions are turned on, false otherwise
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*/
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bool exceptions() const;
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/*!
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* @brief Replaces HTML entities with UTF-8 characters
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*
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* Supports named and numbered entities, decimal and
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* hexadecimal.
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*
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* @since 0.12.0
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*/
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static const string unescape_html(const string &html);
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/*!
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* @brief Sets the proxy.
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*
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* Since mastodon-cpp is built on libcurl, it respects the same
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* proxy environment variables. See `man curl`.
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*
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* @param proxy See `man 3 CURLOPT_PROXY`
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* @param userpw See `man 3 CURLOPT_PROXYUSERPWD` (optional)
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*
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* @since 0.15.0
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*/
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void set_proxy(const string &proxy, const string &userpw = "");
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/*!
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* @brief For internal use
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*
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* @param proxy URL
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* @param userpw username:password
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*
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* @since 0.15.1
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*/
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void get_proxy(string &proxy, string &userpw) const;
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/*!
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* @brief Make a GET request which doesn't require parameters.
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*
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* @param call A call defined in Mastodon::API::v1
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*
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* @return return_call
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*
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* @since 0.100.0
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*/
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const return_call get(const Mastodon::API::v1 &call);
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/*!
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* @brief Make a GET request which requires parameters.
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*
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* @param call A call defined in Mastodon::API::v1
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* @param parameters A Mastodon::parametermap containing
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* parameters
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*
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* @return return_call
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*/
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const return_call get(const Mastodon::API::v1 &call,
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const parametermap ¶meters);
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/*!
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* @brief Make a GET request which requires parameters.
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*
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* @since 0.100.0
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*
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* @param call A call defined in Mastodon::API::v2
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* @param parameters A Mastodon::parametermap containing
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* parameters
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*
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* @return return_call
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*/
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const return_call get(const Mastodon::API::v2 &call,
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const parametermap ¶meters);
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/*!
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* @brief Make a custom GET request.
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*
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* @param call String in the form `/api/v1/example`
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*
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* @return return_call
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*
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* @since 0.100.0
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*/
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const return_call get(const string &call);
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/*!
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* @brief Make a streaming GET request.
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*
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* @param call A call defined in Mastodon::API::v1
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* @param parameters A Mastodon::parametermap containing
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* parameters
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* @param ptr Pointer to the http object. Can be used to call
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* ptr->cancel_stream()
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*
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* @return @ref error "Error code".
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*
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* @since 0.100.0
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*/
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uint8_t get_stream(const Mastodon::API::v1 &call,
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const parametermap ¶meters,
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std::unique_ptr<Mastodon::API::http> &ptr,
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string &stream);
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/*!
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* @brief Make a streaming GET request.
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*
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* @param call A call defined in Mastodon::API::v1
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* @param ptr Pointer to the http object. Can be used to call
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* ptr->cancel_stream()
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*
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* @return @ref error "Error code".
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*
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* @since 0.100.0
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*/
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uint8_t get_stream(const Mastodon::API::v1 &call,
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std::unique_ptr<Mastodon::API::http> &ptr,
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string &stream);
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/*!
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* @brief Make a streaming GET request.
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*
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* @param call String in the form `/api/v1/example`
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* @param ptr Pointer to the http object. Can be used to call
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* ptr->cancel_stream()
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*
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* @return @ref error "Error code".
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*
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* @since 0.100.0
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*/
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uint8_t get_stream(const string &call,
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std::unique_ptr<Mastodon::API::http> &ptr,
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string &stream);
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/*!
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* @brief Make a PATCH request.
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*
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* Binary data must be base64-encoded or a filename.
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*
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* @param call A call defined in Mastodon::API::v1
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* @param parameters A Mastodon::parametermap containing
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* parameters
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*
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* @return @ref error "Error code".
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*
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* @since 0.100.0
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*/
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return_call patch(const Mastodon::API::v1 &call,
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const parametermap ¶meters);
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/*!
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* @brief Make a POST request which doesn't require parameters.
|
|
*
|
|
* @param call A call defined in Mastodon::API::v1
|
|
*
|
|
* @return @ref error "Error code".
|
|
*
|
|
* @since 0.100.0
|
|
*/
|
|
return_call post(const Mastodon::API::v1 &call);
|
|
|
|
/*!
|
|
* @brief Make a POST request which requires parameters.
|
|
*
|
|
* Binary data must be base64-encoded or a filename.
|
|
*
|
|
* @param call A call defined in Mastodon::API::v1
|
|
* @param parameters A Mastodon::parametermap containing
|
|
* parameters
|
|
*
|
|
* @return @ref error "Error code".
|
|
*
|
|
* @since 0.100.0
|
|
*/
|
|
return_call post(const Mastodon::API::v1 &call,
|
|
const parametermap ¶meters);
|
|
|
|
/*!
|
|
* @brief Make a custom POST request.
|
|
*
|
|
* Binary data must be base64-encoded or a filename.
|
|
*
|
|
* @param call String in the form `/api/v1/example`
|
|
* @param parameters A Mastodon::parametermap containing
|
|
* parameters
|
|
*
|
|
* @return @ref error "Error code".
|
|
*
|
|
* @since 0.100.0
|
|
*/
|
|
return_call post(const string &call,
|
|
const parametermap ¶meters);
|
|
|
|
/*!
|
|
* @brief Make a PUT request which requires a parameters.
|
|
*
|
|
* @param call A call defined in Mastodon::API::v1
|
|
* @param parameters A Mastodon::parametermap containing
|
|
* parameters
|
|
*
|
|
* @return @ref error "Error code".
|
|
*
|
|
* @since 0.100.0
|
|
*/
|
|
return_call put(const Mastodon::API::v1 &call,
|
|
const parametermap ¶meters);
|
|
|
|
/*!
|
|
* @brief Make a custom PUT request.
|
|
*
|
|
* @param call String in the form `/api/v1/example`
|
|
* @param parameters A Mastodon::parametermap containing
|
|
* parameters
|
|
*
|
|
* @return @ref error "Error code".
|
|
*
|
|
* @since 0.100.0
|
|
*/
|
|
return_call put(const string &call, const parametermap ¶meters);
|
|
|
|
/*!
|
|
* @brief Make a DELETE request which requires parameters.
|
|
*
|
|
* @param call A call defined in Mastodon::API::v1
|
|
* @param parameters A Mastodon::parametermap containing
|
|
* parameters
|
|
*
|
|
* @return @ref error "Error code".
|
|
*
|
|
* @since 0.100.0
|
|
*/
|
|
return_call del(const Mastodon::API::v1 &call,
|
|
const parametermap ¶meters);
|
|
|
|
/*!
|
|
* @brief Make a custom DELETE request.
|
|
*
|
|
* @param call String in the form `/api/v1/example`
|
|
* @param parameters A Mastodon::parametermap containing
|
|
* parameters
|
|
*
|
|
* @return @ref error "Error code".
|
|
*
|
|
* @since 0.100.0
|
|
*/
|
|
return_call del(const string &call, const parametermap ¶meters);
|
|
|
|
private:
|
|
const string _instance;
|
|
string _access_token;
|
|
string _useragent;
|
|
http _http;
|
|
bool _exceptions;
|
|
string _proxy;
|
|
string _proxy_userpw;
|
|
|
|
/*!
|
|
* @brief Converts map of parameters into a string.
|
|
*
|
|
* @param map Map of parameters
|
|
* @param firstparam Contains this map the first parameter?
|
|
*
|
|
* @return String of parameters
|
|
*/
|
|
const string maptostr(const parametermap &map,
|
|
const bool &firstparam = true);
|
|
|
|
/*!
|
|
* @brief Converts map of parameters into form data
|
|
*
|
|
* @param map Map of parameters
|
|
*
|
|
* @return Form data as curlpp::Forms
|
|
*/
|
|
const curlpp::Forms maptoformdata(const parametermap &map);
|
|
};
|
|
}
|
|
|
|
#endif
|