From c05901c38c6a77779807a6b224b9b624bfcaa5d3 Mon Sep 17 00:00:00 2001
From: Aotrix <9aotrix@protonmail.com>
Date: Thu, 1 Jan 2026 03:35:41 +0100
Subject: removed useless files

---
 battleNetApi/src/token.cpp | 105 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 105 insertions(+)
 create mode 100644 battleNetApi/src/token.cpp

(limited to 'battleNetApi/src/token.cpp')

diff --git a/battleNetApi/src/token.cpp b/battleNetApi/src/token.cpp
new file mode 100644
index 0000000..89f0d2a
--- /dev/null
+++ b/battleNetApi/src/token.cpp
@@ -0,0 +1,105 @@
+#include "token.hpp"
+#include <charconv>
+#include <chrono>
+#include <curl/curl.h>
+#include <format>
+#include <fstream>
+#include <iostream>
+#include <regex>
+#include <system_error>
+
+Token::Token(const std::string &iTokenFilePath, const std::string &iUsername, const std::string &iPassword)
+    : mFilePath{iTokenFilePath}, mUsername{iUsername}, mPassword{iPassword}, mToken{getValidToken()} {}
+
+std::string Token::toString() const { return mToken; }
+
+std::string Token::getValidToken() const {
+    refreshToken();
+    std::ifstream aTokenFile{mFilePath};
+    std::string aLine;
+    std::getline(aTokenFile, aLine);
+    const std::string kToken{aLine.substr(0, aLine.find(" "))};
+    return kToken;
+}
+
+void Token::refreshToken() const {
+    std::ifstream aTokenFile{mFilePath};
+    std::string aLine;
+    std::getline(aTokenFile, aLine);
+    if (aLine.empty()) {
+        writeNewTokenToFile();
+    } else {
+        const std::string kTimeLimitText{aLine.substr(aLine.find(" ") + 1)};
+        long int aTimeLimit;
+        const auto kConversionStatus{
+            std::from_chars(kTimeLimitText.data(), kTimeLimitText.data() + kTimeLimitText.size(), aTimeLimit)};
+        if (kConversionStatus.ec == std::errc{}) {
+            const bool kTokenExpired{
+                std::chrono::duration_cast<std::chrono::seconds>(std::chrono::utc_clock::now().time_since_epoch())
+                    .count() >= aTimeLimit};
+            if (kTokenExpired) {
+                writeNewTokenToFile();
+            }
+        }
+    }
+}
+
+void Token::writeNewTokenToFile() const {
+    const std::string kToken{getValidTokenWithApi()};
+    if (not kToken.empty()) {
+        writeTokenToFile(kToken);
+    }
+}
+
+void Token::writeTokenToFile(const std::string &iToken) const {
+    std::ofstream aTokenFile{mFilePath};
+    std::chrono::seconds aExpiresAt{getCurrentTime() + std::chrono::hours(24)};
+    aTokenFile << iToken << " " << aExpiresAt.count() << '\n';
+}
+
+std::string Token::getValidTokenWithApi() const {
+    CURL *aCurl{curl_easy_init()};
+    std::string aTokenInfo;
+    if (aCurl) {
+        curl_easy_setopt(aCurl, CURLOPT_URL, "https://oauth.battle.net/token");
+        curl_easy_setopt(aCurl, CURLOPT_SSL_VERIFYPEER, 0L);
+        curl_easy_setopt(aCurl, CURLOPT_SSL_VERIFYHOST, 0L);
+        curl_easy_setopt(aCurl, CURLOPT_WRITEFUNCTION, curlCallbackStringOutput);
+        curl_easy_setopt(aCurl, CURLOPT_WRITEDATA, &aTokenInfo);
+        curl_easy_setopt(aCurl, CURLOPT_USERPWD, std::format("{}:{}", mUsername, mPassword).data());
+        curl_easy_setopt(aCurl, CURLOPT_POSTFIELDS, "grant_type=client_credentials");
+        CURLcode result_code{curl_easy_perform(aCurl)};
+        curl_easy_cleanup(aCurl);
+        if (result_code != CURLE_OK) {
+            std::cerr << "ERROR: token request failed" << std::endl;
+            std::exit(EXIT_FAILURE);
+        }
+    }
+
+    return extractTokenWithRegex(aTokenInfo, "\"access_token\":\"(\\w+)\"");
+}
+
+std::chrono::seconds Token::getCurrentTime() const {
+    return std::chrono::duration_cast<std::chrono::seconds>(std::chrono::utc_clock::now().time_since_epoch());
+}
+
+std::string Token::extractTokenWithRegex(const std::string &iText, const std::string &iRegex) const {
+    const std::regex kRegex{iRegex};
+    std::smatch aMatches;
+    if (std::regex_search(iText, aMatches, kRegex)) {
+        return aMatches[1].str();
+    }
+    std::cerr << std::format("Unable to retrieve token with regex '{}'", iRegex);
+    return "";
+}
+
+size_t Token::curlCallbackStringOutput(void *iPtr, size_t iSize, size_t iNmemb, std::string *iUserData) {
+    size_t newLength{iSize * iNmemb};
+    try {
+        iUserData->append(static_cast<char *>(iPtr), newLength);
+    } catch (std::bad_alloc &e) {
+        // handle memory problem
+        return 0;
+    }
+    return newLength;
+}
-- 
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