From 814d5d3315ef82e9eeb7adcf71b1105c0b3afcdb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Petr=20Mr=C3=A1zek?= <peterix@gmail.com>
Date: Mon, 11 Aug 2014 02:17:48 +0200
Subject: Properly detect if the instance is vanilla and don't treat it as
 custom.

---
 logic/minecraft/InstanceVersion.cpp  | 7 +++++--
 logic/minecraft/MinecraftVersion.cpp | 6 ++++++
 logic/minecraft/MinecraftVersion.h   | 1 +
 logic/minecraft/VersionBuilder.cpp   | 1 +
 logic/minecraft/VersionFile.h        | 9 +++++++++
 logic/minecraft/VersionPatch.h       | 1 +
 6 files changed, 23 insertions(+), 2 deletions(-)

(limited to 'logic')

diff --git a/logic/minecraft/InstanceVersion.cpp b/logic/minecraft/InstanceVersion.cpp
index addbcc84..c345e1fb 100644
--- a/logic/minecraft/InstanceVersion.cpp
+++ b/logic/minecraft/InstanceVersion.cpp
@@ -157,8 +157,11 @@ bool InstanceVersion::removeFtbPack()
 bool InstanceVersion::isVanilla()
 {
 	QDir patches(PathCombine(m_instance->instanceRoot(), "patches/"));
-	if(VersionPatches.size() >= 1)
-		return false;
+	for(auto patchptr: VersionPatches)
+	{
+		if(patchptr->isCustom())
+			return false;
+	}
 	if(QFile::exists(PathCombine(m_instance->instanceRoot(), "custom.json")))
 		return false;
 	if(QFile::exists(PathCombine(m_instance->instanceRoot(), "version.json")))
diff --git a/logic/minecraft/MinecraftVersion.cpp b/logic/minecraft/MinecraftVersion.cpp
index 8368c430..939c1149 100644
--- a/logic/minecraft/MinecraftVersion.cpp
+++ b/logic/minecraft/MinecraftVersion.cpp
@@ -155,3 +155,9 @@ bool MinecraftVersion::hasUpdate()
 {
 	return m_versionSource == Remote || (m_versionSource == Local && upstreamUpdate);
 }
+
+bool MinecraftVersion::isCustom()
+{
+	// if we add any other source types, this will evaluate to false for them.
+	return m_versionSource != Builtin && m_versionSource != Local && m_versionSource != Remote;
+}
diff --git a/logic/minecraft/MinecraftVersion.h b/logic/minecraft/MinecraftVersion.h
index e06dadb1..152eeb8a 100644
--- a/logic/minecraft/MinecraftVersion.h
+++ b/logic/minecraft/MinecraftVersion.h
@@ -47,6 +47,7 @@ public: /* methods */
 	virtual QString getPatchFilename() override;
 	bool needsUpdate();
 	bool hasUpdate();
+	virtual bool isCustom();
 
 private: /* methods */
 	void applyFileTo(InstanceVersion *version);
diff --git a/logic/minecraft/VersionBuilder.cpp b/logic/minecraft/VersionBuilder.cpp
index fea0c8d1..dbaf5257 100644
--- a/logic/minecraft/VersionBuilder.cpp
+++ b/logic/minecraft/VersionBuilder.cpp
@@ -199,6 +199,7 @@ void VersionBuilder::buildFromMultilayer()
 		throw VersionIncomplete("org.lwjgl");
 	}
 	lwjglPatch->setOrder(-1);
+	lwjgl->setVanilla(true);
 	m_version->VersionPatches.append(lwjglPatch);
 
 	// load all patches, put into map for ordering, apply in the right order
diff --git a/logic/minecraft/VersionFile.h b/logic/minecraft/VersionFile.h
index 9a6c5d3c..96856891 100644
--- a/logic/minecraft/VersionFile.h
+++ b/logic/minecraft/VersionFile.h
@@ -53,9 +53,18 @@ public: /* methods */
 	{
 		return filename;
 	}
+	virtual bool isCustom()
+	{
+		return !isVanilla;
+	};
+	void setVanilla (bool state)
+	{
+		isVanilla = state;
+	}
 
 public: /* data */
 	int order = 0;
+	bool isVanilla = false;
 	QString name;
 	QString fileId;
 	QString version;
diff --git a/logic/minecraft/VersionPatch.h b/logic/minecraft/VersionPatch.h
index 1dd30e79..6c7bd7cf 100644
--- a/logic/minecraft/VersionPatch.h
+++ b/logic/minecraft/VersionPatch.h
@@ -26,6 +26,7 @@ public:
 	virtual QString getPatchName() = 0;
 	virtual QString getPatchVersion() = 0;
 	virtual QString getPatchFilename() = 0;
+	virtual bool isCustom() = 0;
 };
 
 typedef std::shared_ptr<VersionPatch> VersionPatchPtr;
-- 
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