132 lines
3.7 KiB
C++
132 lines
3.7 KiB
C++
#include "auto_updater.hpp"
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namespace updater {
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bool check_and_update(bool prompt_update) {
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json commit;
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if (!get_last_commit_date(commit)) {
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std::cout << "[updater] error getting last commit information from github" << std::endl;
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return false;
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}
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std::string last_commit_date = commit["date"];
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std::string last_commit_author_name = commit["name"];
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std::cout << "[updater] Last github repository update was made by " << last_commit_author_name << " the " << last_commit_date << std::endl;
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// Parse the GitHub date string and convert it to a std::tm structure
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std::tm commit_date = {};
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std::istringstream(last_commit_date) >> std::get_time(&commit_date, "%Y-%m-%dT%H:%M:%SZ");
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auto currentTime = std::chrono::system_clock::now();
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std::chrono::seconds diff = std::chrono::duration_cast<std::chrono::seconds>(currentTime - std::chrono::system_clock::from_time_t(std::mktime(&commit_date)));
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// Prompt the user if he wants to update the offsets.json if there was a commit in the last 5 days
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if (diff.count() <= (5 * 24 * 3600)) {
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std::cout << "[updater] There has been an update in the repository in the last 5 days!" << std::endl;
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if (prompt_update)
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std::cout << "[updater] Do you want to download the latest offsets? (y/n): ";
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char response;
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std::cin >> response;
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if (!prompt_update || (response == 'Y' || response == 'y')) {
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if (download_file(raw_updated_offets.c_str(), "offsets.json")) {
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std::cout << "[updater] Successfully downloaded latest offsets.json file\n" << std::endl;
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return true;
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}
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else {
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std::cout << "[updater] Error failed to download file, try downloading manually from " << raw_updated_offets << "\n" << std::endl;
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}
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}
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}
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return false;
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}
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bool get_last_commit_date(json& commit) {
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HINTERNET hInternet, hConnect;
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hInternet = InternetOpen("AutoUpdater", INTERNET_OPEN_TYPE_DIRECT, NULL, NULL, 0);
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if (!hInternet) {
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return false;
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}
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hConnect = InternetOpenUrlA(hInternet, github_repo_api.c_str(), NULL, 0, INTERNET_FLAG_RELOAD, 0);
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if (!hConnect) {
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InternetCloseHandle(hInternet);
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return false;
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}
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char buffer[4096];
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DWORD bytesRead;
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std::string commitData;
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while (InternetReadFile(hConnect, buffer, sizeof(buffer), &bytesRead) && bytesRead > 0) {
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commitData.append(buffer, bytesRead);
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}
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json data;
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try {
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data = json::parse(commitData);
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}
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catch (const std::exception& e) {
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std::cout << "[updater] exception while parsing json response from github" << std::endl;
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return false;
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}
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if (data.empty())
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return false;
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if (data.is_array()) {
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json last_commit = data[0];
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json last_commit_author = last_commit["commit"]["author"];
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commit = last_commit_author;
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}
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InternetCloseHandle(hConnect);
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InternetCloseHandle(hInternet);
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return true;
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}
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bool download_file(const char* url, const char* localPath) {
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HINTERNET hInternet, hConnect;
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hInternet = InternetOpen("AutoUpdater", INTERNET_OPEN_TYPE_DIRECT, NULL, NULL, 0);
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if (!hInternet) {
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std::cerr << "InternetOpen failed." << std::endl;
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return false;
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}
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hConnect = InternetOpenUrlA(hInternet, url, NULL, 0, INTERNET_FLAG_RELOAD, 0);
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if (!hConnect) {
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std::cerr << "InternetOpenUrlA failed." << std::endl;
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InternetCloseHandle(hInternet);
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return false;
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}
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std::ofstream outFile(localPath, std::ios::binary);
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if (!outFile) {
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std::cerr << "Failed to create local file." << std::endl;
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InternetCloseHandle(hConnect);
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InternetCloseHandle(hInternet);
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return false;
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}
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char buffer[4096];
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DWORD bytesRead;
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while (InternetReadFile(hConnect, buffer, sizeof(buffer), &bytesRead) && bytesRead > 0) {
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outFile.write(buffer, bytesRead);
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}
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outFile.close();
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InternetCloseHandle(hConnect);
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InternetCloseHandle(hInternet);
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return true;
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}
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} |