(WIP) achievements support

build is also WIP

generate_game_infos/generate_game_infos.cpp

@@ -0,0 +1,242 @@
+#include <iostream>
+#include <string>
+#include <sstream>
+#include <vector>
+#include <cstdint>
+#include <fstream>
+#include <iomanip>
+
+#include <curl/curl.h>
+#include <json/json.hpp>
+
+class CurlGlobal
+{
+    bool _init;
+
+    CurlGlobal() :_init(false) {}
+
+    ~CurlGlobal() { cleanup(); }
+
+public:
+    static CurlGlobal& Inst()
+    {
+        static CurlGlobal _this;
+        return _this;
+    }
+
+    CURLcode init(long flags = CURL_GLOBAL_DEFAULT) { return curl_global_init(flags); }
+    void cleanup()
+    {
+        if (_init)
+        {
+            curl_global_cleanup();
+            _init = false;
+        }
+    }
+};
+
+class CurlEasy
+{
+    CURL* _me;
+    bool _init;
+    std::string _buffer;
+
+    static int writer(char* data, size_t size, size_t nmemb,
+        CurlEasy *_this)
+    {
+        if (_this == nullptr)
+            return 0;
+
+        _this->_buffer.append(data, size * nmemb);
+
+        return size * nmemb;
+    }
+
+public:
+    CurlEasy() :_me(nullptr), _init(false) {}
+    ~CurlEasy() { cleanup(); }
+
+    bool init()
+    {
+        _init = (_me = curl_easy_init()) != nullptr;
+        if (_init)
+        {
+            if (curl_easy_setopt(_me, CURLOPT_WRITEFUNCTION, writer) != CURLE_OK)
+            {
+                cleanup();
+                return false;
+            }
+
+            if (curl_easy_setopt(_me, CURLOPT_WRITEDATA, this) != CURLE_OK)
+            {
+                cleanup();
+                return false;
+            }
+        }
+        return _init;
+    }
+
+    void cleanup()
+    {
+        if (_init)
+        {
+            curl_easy_cleanup(_me);
+        }
+    }
+
+    CURLcode set_url(const std::string& url)
+    {
+        return curl_easy_setopt(_me, CURLOPT_URL, url.c_str());
+    }
+
+    CURLcode skip_verifypeer(bool skip = true)
+    {
+        return curl_easy_setopt(_me, CURLOPT_SSL_VERIFYPEER, skip ? 0L : 1L);
+    }
+
+    CURLcode skip_verifhost(bool skip = true)
+    {
+        return curl_easy_setopt(_me, CURLOPT_SSL_VERIFYHOST, skip ? 0L : 1L);
+    }
+
+    CURLcode connect_only(bool connect = true)
+    {
+        return curl_easy_setopt(_me, CURLOPT_CONNECT_ONLY, connect ? 1L : 0L);
+    }
+
+    CURLcode perform()
+    {
+        _buffer.clear();
+        return curl_easy_perform(_me);
+    }
+
+    CURLcode recv(void *buffer, size_t buflen, size_t* read_len)
+    {
+        return curl_easy_recv(_me, buffer, buflen, read_len);
+    }
+
+    CURLcode get_html_code(long &code)
+    {
+        return curl_easy_getinfo(_me, CURLINFO_RESPONSE_CODE, &code);
+    }
+
+    std::string const& get_answer() const { return _buffer; }
+};
+
+// Get all steam appid with their name: http://api.steampowered.com/ISteamApps/GetAppList/v2/
+// Steam storefront webapi: https://wiki.teamfortress.com/wiki/User:RJackson/StorefrontAPI
+// http://api.steampowered.com/ISteamUserStats/GetSchemaForGame/v2/?key=<key>&appid=<appid>
+/*
+{
+  "game" : {
+    "gameName" : "<name>",
+    "availableGameStats" : {
+      "achievements" : {
+        ("<id>" : {
+          "name" : "achievement_name",
+          "displayName" : "achievement name on screen",
+          "hidden" : (0|1),
+          ["description" : "<desc>",]
+          "icon" : "<url to icon when achievement is earned>",
+          "icongray" : "<url to icon when achievement is not earned>"
+        },
+        ...)
+      }
+    }
+  }
+}
+*/
+// Get appid infos: http://store.steampowered.com/api/appdetails/?appids=218620
+/*
+"appid" : {
+  "success" : (true|false),
+  (success == true "data" : {
+    ...
+    "name" : "<name>",
+    "steam_appid" : <appid>,
+    (OPT "dlc" : [<dlc id>, <dlc id>]),
+    "header_image" : "<miniature url>" <-- Use this in the overlay ?
+    (OPT "achievements" : {
+      "total" : <num of achievements>
+    }),
+    "background" : "<background url>" <-- Use this as the overlay background ?
+    (OPT "packages" : [<package id>, <package id>])
+  })
+}
+*/
+
+#ifdef max
+#undef max
+#endif
+
+int main()
+{
+    CurlGlobal& cglobal = CurlGlobal::Inst();
+    cglobal.init();
+
+    CurlEasy easy;
+    if (easy.init())
+    {
+        std::string url;
+        std::string steam_apikey;
+        std::string app_id;
+
+        std::cout << "Enter the game appid: ";
+        std::cin >> app_id; 
+        std::cout << "Enter your webapi key: ";
+        std::cin.clear();
+        std::cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n');
+        std::cin >> steam_apikey;
+
+        url = "http://api.steampowered.com/ISteamUserStats/GetSchemaForGame/v2/?key=";
+        url += steam_apikey;
+        url += "&appid=";
+        url += app_id;
+        easy.set_url(url);
+        easy.perform();
+        try
+        {
+            std::ofstream ach_file("achievements.json", std::ios::trunc | std::ios::out);
+            nlohmann::json json = nlohmann::json::parse(easy.get_answer());
+            nlohmann::json output_json = nlohmann::json::array();
+
+            bool first = true;
+            int i = 0;
+            for (auto& item : json["game"]["availableGameStats"]["achievements"].items())
+            {
+                output_json[i]["name"]        = item.value()["name"];
+                output_json[i]["displayName"] = item.value()["displayName"];
+                output_json[i]["hidden"]      = item.value()["hidden"];
+                try
+                {
+                    output_json[i]["description"] = item.value()["description"];
+                }
+                catch (...)
+                {
+                    output_json[i]["description"] = "";
+                }
+                output_json[i]["icon"]        = item.value()["icon"];
+                output_json[i]["icongray"]    = item.value()["icongray"];
+                output_json[i]["time_earned"] = 0;
+                output_json[i]["earned"]      = 0;
+                ++i;
+            }
+            ach_file << std::setw(2) << output_json;
+        }
+        catch (std::exception& e)
+        {
+            std::cerr << "Failed to get infos: ";
+            long code;
+            if (easy.get_html_code(code) == CURLE_OK && code == 403)
+            {
+                std::cerr << "Error in webapi key";
+            }
+            else
+            {
+                std::cerr << "Error while parsing json. Try to go at " << url << " and see what you can do to build your achivements.json";
+            }
+            std::cerr << std::endl;
+        }
+    }
+}
+