From 3baa8fa322dbc8f2a2183e8ac027387c75eb9180 Mon Sep 17 00:00:00 2001 From: Aotrix <9aotrix@protonmail.com> Date: Sat, 1 Nov 2025 19:04:16 +0100 Subject: added Token class --- subprojects/battleNetApi/src/hearthstoneApi.cpp | 68 ++++++++++-------- subprojects/battleNetApi/src/token.cpp | 96 +++++++++++++++++++++++++ 2 files changed, 134 insertions(+), 30 deletions(-) create mode 100644 subprojects/battleNetApi/src/token.cpp (limited to 'subprojects/battleNetApi/src') diff --git a/subprojects/battleNetApi/src/hearthstoneApi.cpp b/subprojects/battleNetApi/src/hearthstoneApi.cpp index 2b15179..706906a 100644 --- a/subprojects/battleNetApi/src/hearthstoneApi.cpp +++ b/subprojects/battleNetApi/src/hearthstoneApi.cpp @@ -6,12 +6,14 @@ #include #include -HearthstoneAPI::HearthstoneAPI() : m_access_token(get_valid_token()), m_header(generate_request_header()) {} +HearthstoneApi::HearthstoneApi() + : mTokenFilePath(std::format("{}/resources/token_info.txt", SOURCE_DIR_PATH)), mToken(getValidToken()), + m_header(generateRequestHeader()) {} -size_t HearthstoneAPI::curl_callback_string_output(void *t_contents, size_t t_size, size_t t_nmemb, std::string *t_s) { +size_t HearthstoneApi::curlCallbackStringOutput(void *t_contents, size_t t_size, size_t t_nmemb, std::string *t_s) { size_t newLength = t_size * t_nmemb; try { - t_s->append((char *)t_contents, newLength); + t_s->append(static_cast(t_contents), newLength); } catch (std::bad_alloc &e) { // handle memory problem return 0; @@ -19,26 +21,25 @@ size_t HearthstoneAPI::curl_callback_string_output(void *t_contents, size_t t_si return newLength; } -std::chrono::seconds HearthstoneAPI::get_current_time() { +std::chrono::seconds HearthstoneApi::getCurrentTime() const { return std::chrono::duration_cast(std::chrono::utc_clock::now().time_since_epoch()); } -std::string HearthstoneAPI::extract_string_with_regex(const std::string &t_str, const std::string t_regex) { +std::string HearthstoneApi::extractStringWithRegex(const std::string &t_str, const std::string t_regex) const { std::regex regex(t_regex); auto it = std::sregex_iterator(t_str.begin(), t_str.end(), regex); std::smatch match = *it; return match[1].str(); } -void HearthstoneAPI::write_new_token_info_to_file(const std::string &t_file_path) { - std::ofstream token_file(t_file_path); +std::string HearthstoneApi::getValidTokenWithApi() const { CURL *curl = curl_easy_init(); std::string token_info; if (curl) { curl_easy_setopt(curl, CURLOPT_URL, "https://oauth.battle.net/token"); curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0L); curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, 0L); - curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, curl_callback_string_output); + curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, curlCallbackStringOutput); curl_easy_setopt(curl, CURLOPT_WRITEDATA, &token_info); curl_easy_setopt(curl, CURLOPT_USERPWD, "2b50f1123b424d5e9c21971a110fdd04:" @@ -52,56 +53,63 @@ void HearthstoneAPI::write_new_token_info_to_file(const std::string &t_file_path std::exit(EXIT_FAILURE); } } - std::string token = extract_string_with_regex(token_info, "\"access_token\":\"(\\w+)\""); - std::chrono::seconds expires_at = get_current_time() + std::chrono::hours(24); - token_file << token << " " << expires_at.count() << '\n'; + + return extractStringWithRegex(token_info, "\"access_token\":\"(\\w+)\""); +} + +void HearthstoneApi::writeNewTokenToFile() const { + std::string aToken{getValidTokenWithApi()}; + writeTokenToFile(aToken); +} + +void HearthstoneApi::writeTokenToFile(const std::string &iToken) const { + std::ofstream token_file(mTokenFilePath); + std::chrono::seconds expires_at = getCurrentTime() + std::chrono::hours(24); + token_file << iToken << " " << expires_at.count() << '\n'; } -void HearthstoneAPI::refresh_token_if_needed() { +void HearthstoneApi::refreshToken() { std::string file_path = std::format("{}/resources/token_info.txt", SOURCE_DIR_PATH); std::ifstream token_file(file_path); std::string line; std::getline(token_file, line); if (line.empty()) { - write_new_token_info_to_file(file_path); + writeNewTokenToFile(); } else { long expire_at = std::stoull(line.substr(line.find(" ") + 1)); if (std::chrono::duration_cast(std::chrono::utc_clock::now().time_since_epoch()) .count() >= expire_at) { - write_new_token_info_to_file(file_path); + writeNewTokenToFile(); } } } -std::string HearthstoneAPI::get_valid_token() { - refresh_token_if_needed(); - std::string file_path = std::format("{}/resources/token_info.txt", SOURCE_DIR_PATH); - std::ifstream token_file(file_path); +std::string HearthstoneApi::getValidToken() { + refreshToken(); + std::ifstream token_file(mTokenFilePath); std::string line; std::getline(token_file, line); std::string token = line.substr(0, line.find(" ")); return token; } -std::string HearthstoneAPI::generate_request_header() { - return std::format("Authorization: Bearer {}", m_access_token); -} +std::string HearthstoneApi::generateRequestHeader() { return std::format("Authorization: Bearer {}", mToken); } -const std::string HearthstoneAPI::get_url(const std::string &t_parameters) { +const std::string HearthstoneApi::getUrl(const std::string &t_parameters) { return std::format("https://eu.api.blizzard.com/hearthstone/{}", t_parameters); } -const std::string HearthstoneAPI::get_set_of_cards_url(const std::string &t_card_parameters) { - return get_url(std::format("cards{}", t_card_parameters)); +const std::string HearthstoneApi::getSetOfCardsUrl(const std::string &t_card_parameters) { + return getUrl(std::format("cards{}", t_card_parameters)); } -std::string HearthstoneAPI::make_api_request(const char *t_url, const char *t_header) { +std::string HearthstoneApi::makeApiRequest(const char *t_url, const char *t_header) { CURL *curl = curl_easy_init(); std::string request_output; if (curl) { curl_easy_setopt(curl, CURLOPT_URL, t_url); curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0L); curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, 0L); - curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, curl_callback_string_output); + curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, curlCallbackStringOutput); curl_easy_setopt(curl, CURLOPT_WRITEDATA, &request_output); struct curl_slist *chunk = nullptr; chunk = curl_slist_append(chunk, t_header); @@ -112,10 +120,10 @@ std::string HearthstoneAPI::make_api_request(const char *t_url, const char *t_he return request_output; } -std::string HearthstoneAPI::make_api_request(const std::string &t_url, const std::string &t_header) { - return make_api_request(t_url.c_str(), t_header.c_str()); +std::string HearthstoneApi::makeApiRequest(const std::string &t_url, const std::string &t_header) { + return makeApiRequest(t_url.c_str(), t_header.c_str()); } -std::string HearthstoneAPI::get_cards(const std::string &t_card_parameters) { - return make_api_request(get_set_of_cards_url(t_card_parameters), m_header); +std::string HearthstoneApi::getCards(const std::string &t_card_parameters) { + return makeApiRequest(getSetOfCardsUrl(t_card_parameters), m_header); } diff --git a/subprojects/battleNetApi/src/token.cpp b/subprojects/battleNetApi/src/token.cpp new file mode 100644 index 0000000..7d2e20e --- /dev/null +++ b/subprojects/battleNetApi/src/token.cpp @@ -0,0 +1,96 @@ +#include "token.hpp" +#include +#include +#include +#include +#include +#include + +Token::Token(const std::string &iTokenFilePath) : mFilePath{iTokenFilePath} {} + +std::string Token::getValidToken() const { + refreshToken(); + std::ifstream token_file(mFilePath); + std::string line; + std::getline(token_file, line); + std::string token = line.substr(0, line.find(" ")); + return token; +} + +void Token::refreshToken() const { + std::string file_path = std::format("{}/resources/token_info.txt", SOURCE_DIR_PATH); + std::ifstream token_file(file_path); + std::string line; + std::getline(token_file, line); + if (line.empty()) { + writeNewTokenToFile(); + } else { + long expire_at = std::stoull(line.substr(line.find(" ") + 1)); + if (std::chrono::duration_cast(std::chrono::utc_clock::now().time_since_epoch()) + .count() >= expire_at) { + writeNewTokenToFile(); + } + } +} + +void Token::writeNewTokenToFile() const { + std::string aToken{getValidTokenWithApi()}; + writeTokenToFile(aToken); +} + +void Token::writeTokenToFile(const std::string &iToken) const { + std::ofstream token_file{mFilePath}; + std::chrono::seconds expires_at = getCurrentTime() + std::chrono::hours(24); + token_file << iToken << " " << expires_at.count() << '\n'; +} + +std::string Token::getValidTokenWithApi() const { + CURL *curl = curl_easy_init(); + std::string token_info; + if (curl) { + curl_easy_setopt(curl, CURLOPT_URL, "https://oauth.battle.net/token"); + curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0L); + curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, 0L); + curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, curlCallbackStringOutput); + curl_easy_setopt(curl, CURLOPT_WRITEDATA, &token_info); + curl_easy_setopt(curl, CURLOPT_USERPWD, + "2b50f1123b424d5e9c21971a110fdd04:" + "MrMkhVMNdOeqPL4Q4XVQAsRPR14J7Yq6"); + curl_easy_setopt(curl, CURLOPT_POSTFIELDS, "grant_type=client_credentials"); + CURLcode result_code; + result_code = curl_easy_perform(curl); + curl_easy_cleanup(curl); + if (result_code != CURLE_OK) { + std::cerr << "ERROR: token request failed" << std::endl; + std::exit(EXIT_FAILURE); + } + } + + return extractFirstMatchRegex(token_info, "\"access_token\":\"(\\w+)\""); +} + +std::chrono::seconds Token::getCurrentTime() const { + return std::chrono::duration_cast(std::chrono::utc_clock::now().time_since_epoch()); +} + +std::string Token::extractFirstMatchRegex(const std::string &iText, const std::string &iRegex) const { + std::regex regex(iRegex); + auto aMatchBegin = std::sregex_iterator(iText.begin(), iText.end(), regex); + auto aMatchEnd = std::sregex_iterator(); + if (std::distance(aMatchBegin, aMatchEnd) > 0) { + std::smatch match = *aMatchBegin; + return match[1].str(); + } + return ""; +} + +size_t Token::curlCallbackStringOutput(void *t_contents, size_t t_size, size_t t_nmemb, std::string *t_s) { + size_t newLength = t_size * t_nmemb; + try { + t_s->append(static_cast(t_contents), newLength); + } catch (std::bad_alloc &e) { + // handle memory problem + return 0; + } + return newLength; +} -- cgit v1.2.3