From bf94aaea7527a8f5b9f3b8c1ab6ff4e88cbd748f Mon Sep 17 00:00:00 2001
From: Andrew <forkk@forkk.net>
Date: Wed, 4 Dec 2013 12:34:12 -0600
Subject: Rework the update checking system

---
 CMakeLists.txt | 46 +++++++++++++++++++++++++++++++++++++---------
 1 file changed, 37 insertions(+), 9 deletions(-)

(limited to 'CMakeLists.txt')

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 95b1c18f..f5ea5026 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -118,20 +118,50 @@ SET(MultiMC_VERSION_MINOR		0)
 SET(MultiMC_VERSION_BUILD -1 CACHE STRING "Build number. -1 for no build number.")
 
 # Build type
-SET(MultiMC_VERSION_BUILD_TYPE "custombuild" CACHE STRING "Build type. Usually corresponds to the buildbot build name. Empty string for no build type.")
+SET(MultiMC_VERSION_BUILD_TYPE "custombuild" CACHE STRING "Build type. If this is set, it is appended to the end of the version string with a dash (<version string>-<build type>. It is not used for anything other than indicating in the version string what type of build this is (eg 'lin64').")
 
-SET(MultiMC_VERSION_STRING "${MultiMC_VERSION_MAJOR}.${MultiMC_VERSION_MINOR}")
+# Version channel
+SET(MultiMC_VERSION_CHANNEL "" CACHE STRING "The current build's channel. Included in the version string.")
+
+# Channel list URL
+SET(MultiMC_CHANLIST_URL "" CACHE STRING "URL for the channel list.")
+
+# Updater enabled?
+SET(MultiMC_UPDATER false CACHE BOOL "Whether or not the update system is enabled. If this is enabled, you must also set MultiMC_CHANLIST_URL and MultiMC_VERSION_CHANNEL in order for it to work properly.")
 
+
+# Build a version string to display in the configure logs.
+SET(MultiMC_VERSION_STRING "${MultiMC_VERSION_MAJOR}.${MultiMC_VERSION_MINOR}")
 IF (MultiMC_VERSION_BUILD GREATER -1)
 	SET(MultiMC_VERSION_STRING "${MultiMC_VERSION_STRING}.${MultiMC_VERSION_BUILD}")
 ENDIF ()
-
+IF (NOT MultiMC_VERSION_CHANNEL STREQUAL "")
+	SET(MultiMC_VERSION_STRING "${MultiMC_VERSION_STRING}-${MultiMC_VERSION_CHANNEL}")
+ENDIF ()
 IF (NOT MultiMC_VERSION_BUILD_TYPE STREQUAL "")
 	SET(MultiMC_VERSION_STRING "${MultiMC_VERSION_STRING}-${MultiMC_VERSION_BUILD_TYPE}")
 ENDIF ()
 
 MESSAGE(STATUS "MultiMC 5 version ${MultiMC_VERSION_STRING}")
 
+# If the update system is enabled, make sure MultiMC_CHANLIST_URL and MultiMC_VERSION_CHANNEL are set.
+IF (MultiMC_UPDATER)
+	IF (MultiMC_VERSION_CHANNEL STREQUAL "")
+		MESSAGE(FATAL_ERROR "Update system is enabled, but MultiMC_VERSION_CHANNEL is not set.\n"
+							"Please ensure the CMake variables MultiMC_VERSION_CHANNEL, MultiMC_CHANLIST_URL, and MultiMC_VERSION_BUILD are set.")
+	ENDIF ()
+	IF (MultiMC_CHANLIST_URL STREQUAL "")
+		MESSAGE(FATAL_ERROR "Update system is enabled, but MultiMC_CHANLIST_URL is not set.\n"
+							"Please ensure the CMake variables MultiMC_VERSION_CHANNEL, MultiMC_CHANLIST_URL, and MultiMC_VERSION_BUILD are set.")
+	ENDIF ()
+	IF (MultiMC_VERSION_BUILD LESS 0)
+		MESSAGE(FATAL_ERROR "Update system is enabled, but MultiMC_VERSION_BUILD is not set.\n"
+							"Please ensure the CMake variables MultiMC_VERSION_CHANNEL, MultiMC_CHANLIST_URL, and MultiMC_VERSION_BUILD are set.")
+	ENDIF ()
+
+	MESSAGE(STATUS "Updater is enabled. Channel list URL: ${MultiMC_CHANLIST_URL}")
+ENDIF ()
+
 #### Custom target to just print the version.
 ADD_CUSTOM_TARGET(version echo "Version: ${MultiMC_VERSION_STRING}")
 
@@ -151,10 +181,6 @@ ELSE()
 	MESSAGE(STATUS "Failed to check Git commit. ${GIT_COMMIT_CHECK_RESULTVAR}")
 ENDIF()
 
-#### GoUpdate URL
-SET(MultiMC_REPO_BASE_URL "invalid" CACHE STRING "Base URL for the updater.")
-SET(MultiMC_VERSION_BRANCH "invalid" CACHE STRING "URL of the stable update repo.")
-
 ######## Configure header ########
 configure_file("${PROJECT_SOURCE_DIR}/config.h.in" "${PROJECT_BINARY_DIR}/include/config.h")
 
@@ -290,6 +316,10 @@ logic/auth/flows/ValidateTask.cpp
 logic/auth/flows/InvalidateTask.h
 logic/auth/flows/InvalidateTask.cpp
 
+# Update system
+logic/updater/UpdateChecker.h
+logic/updater/UpdateChecker.cpp
+
 # legacy instances
 logic/LegacyInstance.h
 logic/LegacyInstance.cpp
@@ -358,8 +388,6 @@ logic/NagUtils.h
 logic/NagUtils.cpp
 logic/SkinUtils.h
 logic/SkinUtils.cpp
-logic/GoUpdate.h
-logic/GoUpdate.cpp
 )
 
 
-- 
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