From 553d887526acca44d67f93d431bbd736d301e335 Mon Sep 17 00:00:00 2001
From: Maschell <Maschell@gmx.de>
Date: Sat, 7 Oct 2023 22:27:06 +0200
Subject: [PATCH] Store the WUPS version a plugin was compiled with inside the
 MetaInformation

---
 source/plugin/PluginMetaInformation.cpp       |  1 +
 source/plugin/PluginMetaInformation.h         | 14 ++++++
 .../plugin/PluginMetaInformationFactory.cpp   |  4 +-
 source/plugin/WUPSVersion.h                   | 49 +++++++++++++++++++
 4 files changed, 67 insertions(+), 1 deletion(-)
 create mode 100644 source/plugin/WUPSVersion.h

diff --git a/source/plugin/PluginMetaInformation.cpp b/source/plugin/PluginMetaInformation.cpp
index 0380624..8dbe35e 100644
--- a/source/plugin/PluginMetaInformation.cpp
+++ b/source/plugin/PluginMetaInformation.cpp
@@ -9,4 +9,5 @@ PluginMetaInformation::PluginMetaInformation(const PluginMetaInformation &other)
     this->description    = other.description;
     this->size           = other.size;
     this->storageId      = other.storageId;
+    this->wupsversion    = other.wupsversion;
 }
\ No newline at end of file
diff --git a/source/plugin/PluginMetaInformation.h b/source/plugin/PluginMetaInformation.h
index 454b7cc..15759fb 100644
--- a/source/plugin/PluginMetaInformation.h
+++ b/source/plugin/PluginMetaInformation.h
@@ -17,6 +17,7 @@
 
 #pragma once
 
+#include "WUPSVersion.h"
 #include <string>
 #include <vector>
 
@@ -48,6 +49,10 @@ public:
         return this->description;
     }
 
+    [[nodiscard]] const WUPSVersion &getWUPSVersion() const {
+        return this->wupsversion;
+    }
+
     [[nodiscard]] const std::string &getStorageId() const {
         return this->storageId;
     }
@@ -83,6 +88,14 @@ private:
         this->description = std::move(_description);
     }
 
+    void setWUPSVersion(uint16_t major, uint16_t minor, uint16_t revision) {
+        this->wupsversion = WUPSVersion(major, minor, revision);
+    }
+
+    void setWUPSVersion(WUPSVersion &_wupsversion) {
+        this->wupsversion = _wupsversion;
+    }
+
     void setSize(size_t _size) {
         this->size = _size;
     }
@@ -99,6 +112,7 @@ private:
     std::string description;
     std::string storageId;
     size_t size{};
+    WUPSVersion wupsversion = WUPSVersion(0, 0, 0);
 
     friend class PluginMetaInformationFactory;
 
diff --git a/source/plugin/PluginMetaInformationFactory.cpp b/source/plugin/PluginMetaInformationFactory.cpp
index 1c2bda2..628e405 100644
--- a/source/plugin/PluginMetaInformationFactory.cpp
+++ b/source/plugin/PluginMetaInformationFactory.cpp
@@ -103,7 +103,9 @@ std::unique_ptr<PluginMetaInformation> PluginMetaInformationFactory::loadPlugin(
                     } else if (key == "storage_id") {
                         pluginInfo->setStorageId(value);
                     } else if (key == "wups") {
-                        if (value != "0.7.1") {
+                        if (value == "0.7.1") {
+                            pluginInfo->setWUPSVersion(0, 7, 1);
+                        } else {
                             error = PLUGIN_PARSE_ERROR_INCOMPATIBLE_VERSION;
                             DEBUG_FUNCTION_LINE_ERR("Warning: Ignoring plugin - Unsupported WUPS version: %s.", value.c_str());
                             return nullptr;
diff --git a/source/plugin/WUPSVersion.h b/source/plugin/WUPSVersion.h
new file mode 100644
index 0000000..3238476
--- /dev/null
+++ b/source/plugin/WUPSVersion.h
@@ -0,0 +1,49 @@
+#include "utils/StringTools.h"
+#include <cstdint>
+#include <optional>
+
+class WUPSVersion {
+public:
+    WUPSVersion(int major, int minor, int revision)
+        : mVersion((static_cast<uint64_t>(major) << 32) |
+                   (static_cast<uint64_t>(minor) << 16) |
+                   static_cast<uint64_t>(revision)) {}
+
+    WUPSVersion(const WUPSVersion &other) = default;
+
+    static std::optional<WUPSVersion> createFromString(const std::string &versionStr) {
+        char *end;
+        errno = 0; // Initialize errno before calling strtol
+
+        auto major = strtol(versionStr.c_str(), &end, 10);
+        if (errno || *end != '.') {
+            return std::nullopt;
+        }
+
+
+        auto minor = strtol(end + 1, &end, 10);
+        if (errno || *end != '.') {
+            return std::nullopt;
+        }
+
+        auto revision = strtol(end + 1, &end, 10);
+        if (errno || *end != '\0') {
+            return std::nullopt;
+        }
+
+        return WUPSVersion(static_cast<int>(major), static_cast<int>(minor), static_cast<int>(revision));
+    }
+
+    std::strong_ordering operator<=>(const WUPSVersion &other) const {
+        return mVersion <=> other.mVersion;
+    }
+
+    [[nodiscard]] std::string toString() const {
+        return string_format("%d.%d.%d", static_cast<int>((mVersion >> 32) & 0xFFFF),
+                             static_cast<int>((mVersion >> 16) & 0xFFFF),
+                             static_cast<int>((mVersion) &0xFFFF));
+    }
+
+private:
+    uint64_t mVersion{};
+};