Merge pull request #576 from Ryex/identify-zip-packs

fix https://github.com/PrismLauncher/PrismLauncher/issues/349

launcher/minecraft/mod/Mod.cpp

@@ -43,6 +43,7 @@
 
 #include "MetadataHandler.h"
 #include "Version.h"
+#include "minecraft/mod/ModDetails.h"
 
 static ModPlatform::ProviderCapabilities ProviderCaps;
 
@@ -70,6 +71,10 @@ void Mod::setMetadata(std::shared_ptr<Metadata::ModStruct>&& metadata)
     m_local_details.metadata = metadata;
 }
 
+void Mod::setDetails(const ModDetails& details) {
+    m_local_details = details;
+}
+
 std::pair<int, bool> Mod::compare(const Resource& other, SortType type) const
 {
     auto cast_other = dynamic_cast<Mod const*>(&other);
@@ -204,3 +209,8 @@ auto Mod::provider() const -> std::optional<QString>
         return ProviderCaps.readableName(metadata()->provider);
     return {};
 }
+
+bool Mod::valid() const
+{
+    return !m_local_details.mod_id.isEmpty();
+}