621 lines
16 KiB
C++
621 lines
16 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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#include <sstream>
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#include <regex>
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#include <locale>
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#include <codecvt>
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#include <utility>
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#include <iostream>
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#include <algorithm>
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#include "version.hpp"
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#include "debug.hpp"
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#include "mastodon-cpp.hpp"
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using namespace Mastodon;
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return_base::operator bool()
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{
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if (error_code == 0)
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{
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return true;
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}
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else
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{
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return false;
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}
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}
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return_base::operator uint8_t()
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{
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return error_code;
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}
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return_call::operator const string() const
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{
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return answer;
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}
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std::ostream &Mastodon::operator <<(std::ostream &out, const return_call &ret)
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{
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out << ret.answer;
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return out;
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}
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return_call::return_call()
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{}
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return_call::return_call(const uint8_t ec, const string &em,
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const uint16_t hec, const string &a)
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: http_error_code(hec)
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, answer(a)
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{
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error_code = ec;
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error_message = em;
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}
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API::API(const string &instance, const string &access_token)
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: _instance(instance)
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, _access_token(access_token)
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, _useragent(string("mastodon-cpp/") + global::version)
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, _http(*this, instance, access_token)
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, _exceptions(false)
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, _proxy("")
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, _proxy_userpw("")
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{}
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API::~API()
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{}
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void API::set_useragent(const std::string &useragent)
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{
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_useragent = useragent;
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}
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const string API::get_useragent() const
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{
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return _useragent;
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}
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const string API::get_instance() const
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{
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return _instance;
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}
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const string API::maptostr(const parametermap &map, const bool &firstparam)
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{
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string result = "";
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char delim = '?';
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if (!firstparam)
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{
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delim = '&';
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}
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for (const auto &it : map)
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{
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if (it.second.size() == 1)
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{
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result += (delim + it.first + "=" + urlencode(it.second.front()));
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if (delim == '?')
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{
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delim = '&';
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}
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}
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else
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{
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for (const string &str : it.second)
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{
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result += (delim + it.first + "[]=" + urlencode(str));
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if (delim == '?')
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{
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delim = '&';
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}
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}
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}
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}
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ttdebug << "Constructed parameter string: " << result << '\n';
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return result;
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}
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const curlpp::Forms API::maptoformdata(const parametermap &map)
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{
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curlpp::Forms formdata;
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if (map.size() == 0)
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{
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return formdata;
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}
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for (const auto &it : map)
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{
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if (it.second.size() == 1)
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{ // If the file is not base64-encoded, treat as filename
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if ((it.first == "avatar" ||
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it.first == "header" ||
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it.first == "file") &&
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it.second.front().substr(0, 4).compare("data") != 0)
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{
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ttdebug << it.first << ": Filename detected.\n";
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formdata.push_back(
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new curlpp::FormParts::File(it.first, it.second.front()));
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}
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else
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{
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string key = it.first;
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if (key == "account_ids" ||
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key == "exclude_types" ||
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key == "media_ids")
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{
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key += "[]";
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}
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formdata.push_back(
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new curlpp::FormParts::Content(key, it.second.front()));
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}
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}
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else
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{
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std::transform(it.second.begin(), it.second.end(),
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std::back_inserter(formdata),
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[&it](const string &s)
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{
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return new curlpp::FormParts::Content
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(it.first + "[]", s);
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});
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}
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}
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return formdata;
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}
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const std::string API::urlencode(const std::string &str)
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{
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return curlpp::escape(str);
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}
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const std::string API::urldecode(const std::string &str)
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{
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return curlpp::unescape(str);
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}
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return_call API::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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API::parametermap parameters =
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{
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{ "client_name", { client_name } },
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{ "redirect_uris", { redirect_uri } },
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{ "scopes", { scopes } },
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{ "website", { website } }
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};
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return_call ret = post(API::v1::apps, parameters);
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if (ret.error_code == 0)
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{
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std::smatch match;
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std::regex reid("client_id\":\"([^\"]+)\"");
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std::regex resecret("client_secret\":\"([^\"]+)\"");
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std::regex_search(ret.answer, match, reid);
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client_id = match[1].str();
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std::regex_search(ret.answer, match, resecret);
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client_secret = match[1].str();
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url = "https://" + _instance + "/oauth/authorize" +
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"?scope=" + urlencode(scopes) + "&response_type=code" +
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"&redirect_uri=" + urlencode(redirect_uri) +
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"&client_id=" + client_id;
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if (!website.empty())
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{
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url += "&website=" + urlencode(website);
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}
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}
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else if (ret.error_code == 78)
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{
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url = ret.answer;
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}
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else
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{
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std::cerr << "Error code: " << std::to_string(ret.error_code) << '\n';
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}
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return ret;
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}
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return_call API::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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API::parametermap parameters =
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{
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{ "client_id", { client_id } },
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{ "client_secret", { client_secret } },
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{ "grant_type", { "authorization_code" } },
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{ "redirect_uri", { redirect_uri } },
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{ "code", { code } },
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};
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return_call ret = post("/oauth/token", parameters);
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if (ret.error_code == 0)
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{
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std::smatch match;
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std::regex retoken("access_token\":\"([^\"]+)\"");
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std::regex_search(ret.answer, match, retoken);
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access_token = match[1].str();
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_access_token = access_token;
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}
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else
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{
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std::cerr << "Error code: " << std::to_string(ret.error_code) << '\n';
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}
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return ret;
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}
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const string API::get_header(const std::string &header) const
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{
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string headers;
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_http.get_headers(headers);
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size_t startpos = headers.find(header + ':');
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if (startpos != std::string::npos)
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{
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startpos = headers.find(':', startpos) + 2;
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size_t endpos = headers.find("\r\n", startpos);
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return headers.substr(startpos, endpos - startpos);
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}
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return "";
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}
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bool API::exceptions(const bool &value)
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{
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_exceptions = value;
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return _exceptions;
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}
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bool API::exceptions() const
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{
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return _exceptions;
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}
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const string API::unescape_html(const string &html)
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{
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string buffer = html;
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string output = "";
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// Used to convert int to utf-8 char
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std::wstring_convert<std::codecvt_utf8<char32_t>, char32_t> u8c;
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// Matches numbered entities between 1 and 8 digits, decimal or hexadecimal
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std::regex re_entity("&#(x)?(\\d{1,8});");
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std::smatch match;
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while (std::regex_search(buffer, match, re_entity))
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{
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char32_t codepoint = 0;
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// 'x' in front of the number means it's hexadecimal, else decimal.
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if (match[1].length() == 1)
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{
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codepoint = std::stoi(match[2].str(), nullptr, 16);
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}
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else
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{
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codepoint = std::stoi(match[2].str(), nullptr, 10);
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}
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output += match.prefix().str() + u8c.to_bytes(codepoint);
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buffer = match.suffix().str();
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}
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output += buffer;
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// Source: https://en.wikipedia.org/wiki/List_of_XML_and_HTML_character_
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// entity_references#Character_entity_references_in_HTML
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const std::array<const std::pair<const string, const char32_t>, 258> names =
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{{
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{ "exclamation", 0x0021 },
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{ "quot", 0x0022 },
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{ "percent", 0x0025 },
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{ "amp", 0x0026 },
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{ "apos", 0x0027 },
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{ "add", 0x002B },
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{ "lt", 0x003C },
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{ "equal", 0x003D },
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{ "gt", 0x003E },
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{ "nbsp", 0x00A0 },
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{ "iexcl", 0x00A1 },
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{ "cent", 0x00A2 },
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{ "pound", 0x00A3 },
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{ "curren", 0x00A4 },
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{ "yen", 0x00A5 },
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{ "brvbar", 0x00A6 },
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{ "sect", 0x00A7 },
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{ "uml", 0x00A8 },
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{ "copy", 0x00A9 },
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{ "ordf", 0x00AA },
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{ "laquo", 0x00AB },
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{ "not", 0x00AC },
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{ "shy", 0x00AD },
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{ "reg", 0x00AE },
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{ "macr", 0x00AF },
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{ "deg", 0x00B0 },
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{ "plusmn", 0x00B1 },
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{ "sup2", 0x00B2 },
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{ "sup3", 0x00B3 },
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{ "acute", 0x00B4 },
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{ "micro", 0x00B5 },
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{ "para", 0x00B6 },
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{ "middot", 0x00B7 },
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{ "cedil", 0x00B8 },
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{ "sup1", 0x00B9 },
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{ "ordm", 0x00BA },
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{ "raquo", 0x00BB },
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{ "frac14", 0x00BC },
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{ "frac12", 0x00BD },
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{ "frac34", 0x00BE },
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{ "iquest", 0x00BF },
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{ "Agrave", 0x00C0 },
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{ "Aacute", 0x00C1 },
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{ "Acirc", 0x00C2 },
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{ "Atilde", 0x00C3 },
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{ "Auml", 0x00C4 },
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{ "Aring", 0x00C5 },
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{ "AElig", 0x00C6 },
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{ "Ccedil", 0x00C7 },
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{ "Egrave", 0x00C8 },
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{ "Eacute", 0x00C9 },
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{ "Ecirc", 0x00CA },
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{ "Euml", 0x00CB },
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{ "Igrave", 0x00CC },
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{ "Iacute", 0x00CD },
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{ "Icirc", 0x00CE },
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{ "Iuml", 0x00CF },
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{ "ETH", 0x00D0 },
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{ "Ntilde", 0x00D1 },
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{ "Ograve", 0x00D2 },
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{ "Oacute", 0x00D3 },
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{ "Ocirc", 0x00D4 },
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{ "Otilde", 0x00D5 },
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{ "Ouml", 0x00D6 },
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{ "times", 0x00D7 },
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{ "Oslash", 0x00D8 },
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{ "Ugrave", 0x00D9 },
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{ "Uacute", 0x00DA },
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{ "Ucirc", 0x00DB },
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{ "Uuml", 0x00DC },
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{ "Yacute", 0x00DD },
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{ "THORN", 0x00DE },
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{ "szlig", 0x00DF },
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{ "agrave", 0x00E0 },
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{ "aacute", 0x00E1 },
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{ "acirc", 0x00E2 },
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{ "atilde", 0x00E3 },
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{ "auml", 0x00E4 },
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{ "aring", 0x00E5 },
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{ "aelig", 0x00E6 },
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{ "ccedil", 0x00E7 },
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{ "egrave", 0x00E8 },
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{ "eacute", 0x00E9 },
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{ "ecirc", 0x00EA },
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{ "euml", 0x00EB },
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{ "igrave", 0x00EC },
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{ "iacute", 0x00ED },
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{ "icirc", 0x00EE },
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{ "iuml", 0x00EF },
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{ "eth", 0x00F0 },
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{ "ntilde", 0x00F1 },
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{ "ograve", 0x00F2 },
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{ "oacute", 0x00F3 },
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{ "ocirc", 0x00F4 },
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{ "otilde", 0x00F5 },
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{ "ouml", 0x00F6 },
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{ "divide", 0x00F7 },
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{ "oslash", 0x00F8 },
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{ "ugrave", 0x00F9 },
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{ "uacute", 0x00FA },
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{ "ucirc", 0x00FB },
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{ "uuml", 0x00FC },
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{ "yacute", 0x00FD },
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{ "thorn", 0x00FE },
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{ "yuml", 0x00FF },
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{ "OElig", 0x0152 },
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{ "oelig", 0x0153 },
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{ "Scaron", 0x0160 },
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{ "scaron", 0x0161 },
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{ "Yuml", 0x0178 },
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{ "fnof", 0x0192 },
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{ "circ", 0x02C6 },
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{ "tilde", 0x02DC },
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{ "Alpha", 0x0391 },
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{ "Beta", 0x0392 },
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{ "Gamma", 0x0393 },
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{ "Delta", 0x0394 },
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{ "Epsilon", 0x0395 },
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{ "Zeta", 0x0396 },
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{ "Eta", 0x0397 },
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{ "Theta", 0x0398 },
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{ "Iota", 0x0399 },
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{ "Kappa", 0x039A },
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{ "Lambda", 0x039B },
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{ "Mu", 0x039C },
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{ "Nu", 0x039D },
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{ "Xi", 0x039E },
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{ "Omicron", 0x039F },
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{ "Pi", 0x03A0 },
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{ "Rho", 0x03A1 },
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{ "Sigma", 0x03A3 },
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{ "Tau", 0x03A4 },
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{ "Upsilon", 0x03A5 },
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{ "Phi", 0x03A6 },
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{ "Chi", 0x03A7 },
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{ "Psi", 0x03A8 },
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{ "Omega", 0x03A9 },
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{ "alpha", 0x03B1 },
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{ "beta", 0x03B2 },
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{ "gamma", 0x03B3 },
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{ "delta", 0x03B4 },
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{ "epsilon", 0x03B5 },
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{ "zeta", 0x03B6 },
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{ "eta", 0x03B7 },
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{ "theta", 0x03B8 },
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{ "iota", 0x03B9 },
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{ "kappa", 0x03BA },
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{ "lambda", 0x03BB },
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{ "mu", 0x03BC },
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{ "nu", 0x03BD },
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{ "xi", 0x03BE },
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{ "omicron", 0x03BF },
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{ "pi", 0x03C0 },
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{ "rho", 0x03C1 },
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{ "sigmaf", 0x03C2 },
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{ "sigma", 0x03C3 },
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{ "tau", 0x03C4 },
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{ "upsilon", 0x03C5 },
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{ "phi", 0x03C6 },
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{ "chi", 0x03C7 },
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{ "psi", 0x03C8 },
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{ "omega", 0x03C9 },
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{ "thetasym", 0x03D1 },
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{ "upsih", 0x03D2 },
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{ "piv", 0x03D6 },
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{ "ensp", 0x2002 },
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{ "emsp", 0x2003 },
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{ "thinsp", 0x2009 },
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{ "zwnj", 0x200C },
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{ "zwj", 0x200D },
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{ "lrm", 0x200E },
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{ "rlm", 0x200F },
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{ "ndash", 0x2013 },
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{ "mdash", 0x2014 },
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{ "horbar", 0x2015 },
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{ "lsquo", 0x2018 },
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{ "rsquo", 0x2019 },
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{ "sbquo", 0x201A },
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{ "ldquo", 0x201C },
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{ "rdquo", 0x201D },
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{ "bdquo", 0x201E },
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{ "dagger", 0x2020 },
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{ "Dagger", 0x2021 },
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{ "bull", 0x2022 },
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{ "hellip", 0x2026 },
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{ "permil", 0x2030 },
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{ "prime", 0x2032 },
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{ "Prime", 0x2033 },
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{ "lsaquo", 0x2039 },
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{ "rsaquo", 0x203A },
|
|
{ "oline", 0x203E },
|
|
{ "frasl", 0x2044 },
|
|
{ "euro", 0x20AC },
|
|
{ "image", 0x2111 },
|
|
{ "weierp", 0x2118 },
|
|
{ "real", 0x211C },
|
|
{ "trade", 0x2122 },
|
|
{ "alefsym", 0x2135 },
|
|
{ "larr", 0x2190 },
|
|
{ "uarr", 0x2191 },
|
|
{ "rarr", 0x2192 },
|
|
{ "darr", 0x2193 },
|
|
{ "harr", 0x2194 },
|
|
{ "crarr", 0x21B5 },
|
|
{ "lArr", 0x21D0 },
|
|
{ "uArr", 0x21D1 },
|
|
{ "rArr", 0x21D2 },
|
|
{ "dArr", 0x21D3 },
|
|
{ "hArr", 0x21D4 },
|
|
{ "forall", 0x2200 },
|
|
{ "part", 0x2202 },
|
|
{ "exist", 0x2203 },
|
|
{ "empty", 0x2205 },
|
|
{ "nabla", 0x2207 },
|
|
{ "isin", 0x2208 },
|
|
{ "notin", 0x2209 },
|
|
{ "ni", 0x220B },
|
|
{ "prod", 0x220F },
|
|
{ "sum", 0x2211 },
|
|
{ "minus", 0x2212 },
|
|
{ "lowast", 0x2217 },
|
|
{ "radic", 0x221A },
|
|
{ "prop", 0x221D },
|
|
{ "infin", 0x221E },
|
|
{ "ang", 0x2220 },
|
|
{ "and", 0x2227 },
|
|
{ "or", 0x2228 },
|
|
{ "cap", 0x2229 },
|
|
{ "cup", 0x222A },
|
|
{ "int", 0x222B },
|
|
{ "there4", 0x2234 },
|
|
{ "sim", 0x223C },
|
|
{ "cong", 0x2245 },
|
|
{ "asymp", 0x2248 },
|
|
{ "ne", 0x2260 },
|
|
{ "equiv", 0x2261 },
|
|
{ "le", 0x2264 },
|
|
{ "ge", 0x2265 },
|
|
{ "sub", 0x2282 },
|
|
{ "sup", 0x2283 },
|
|
{ "nsub", 0x2284 },
|
|
{ "sube", 0x2286 },
|
|
{ "supe", 0x2287 },
|
|
{ "oplus", 0x2295 },
|
|
{ "otimes", 0x2297 },
|
|
{ "perp", 0x22A5 },
|
|
{ "sdot", 0x22C5 },
|
|
{ "lceil", 0x2308 },
|
|
{ "rceil", 0x2309 },
|
|
{ "lfloor", 0x230A },
|
|
{ "rfloor", 0x230B },
|
|
{ "lang", 0x2329 },
|
|
{ "rang", 0x232A },
|
|
{ "loz", 0x25CA },
|
|
{ "spades", 0x2660 },
|
|
{ "clubs", 0x2663 },
|
|
{ "hearts", 0x2665 },
|
|
{ "diams", 0x2666 }
|
|
}};
|
|
|
|
for (auto &pair : names)
|
|
{
|
|
const std::regex re('&' + pair.first + ';');
|
|
output = std::regex_replace(output, re, u8c.to_bytes(pair.second));
|
|
}
|
|
|
|
return output;
|
|
}
|
|
|
|
void API::set_proxy(const string &proxy, const string &userpw)
|
|
{
|
|
_proxy = proxy;
|
|
_proxy_userpw = userpw;
|
|
}
|
|
|
|
void API::get_proxy(string &proxy, string &userpw) const
|
|
{
|
|
if (!_proxy.empty())
|
|
{
|
|
proxy = _proxy;
|
|
if (!_proxy_userpw.empty())
|
|
{
|
|
userpw = _proxy_userpw;
|
|
}
|
|
}
|
|
}
|