Add target to automate tagging of releases

When debugging, it's very useful to know which version a player is
using. The version is now displayed in the title bar.

Makefile

@@ -1,15 +1,13 @@
 .PHONY: love osx clean
 
+current_version = $(shell python scripts/version.py current)
+next_version = $(shell python scripts/version.py bump)
+
 love:
 	mkdir -p build
 	cd src && zip -r ../build/hawkthorne.love . -x ".*" \
 		-x ".DS_Store" -x "*/full_soundtrack.ogg"
 
-download:
-	curl -L https://bitbucket.org/rude/love/downloads/love-0.8.0-win-x86.exe > build/love-win-x86.exe
-	curl -L https://bitbucket.org/rude/love/downloads/love-0.8.0-win-x64.exe > build/love-win-x64.exe
-
-
 osx: love
 	cp -r /Applications/love.app Journey\ to\ the\ Center\ of\ Hawkthorne.app
 	cp build/hawkthorne.love Journey\ to\ the\ Center\ of\ Hawkthorne.app/Contents/Resources
@@ -43,5 +41,13 @@ upload: osx win
 	python scripts/upload.py build/hawkthorne-win-x86.zip
 	python scripts/upload.py build/hawkthorne-win-x64.zip
 
+tag:
+	sed -i '' 's/$(current_version)/$(next_version)/g' src/conf.lua
+	git add src/conf.lua
+	git commit -m "Bump release version to $(next_version)"
+	git tag -a $(next_version) -m "Tagged new release at version $(next_version)"
+	# git push --tags
+
+
 clean:
 	rm -rf build

scripts/version.py

@@ -0,0 +1,36 @@
+"""
+Bump the version number
+"""
+import os
+import argparse
+
+parser = argparse.ArgumentParser()
+parser.add_argument('action', choices=['bump', 'current'])
+args = parser.parse_args()
+
+version = None
+title = None
+
+for line in open('src/conf.lua'):
+    line = line.strip()
+    if 't.title' not in line:
+        continue
+    _, full_title = line.replace('"', '').split('=')
+    title, current = full_title.strip().rsplit(' ', 1)
+    x, y, z = current.split('.')
+
+    z = int(z) + (1 if args.action == 'bump' else 0)
+
+    version = "{}.{}.{}".format(x,y,z) 
+
+if not title or not version:
+    print "Could not find version number"
+    exit(1)
+
+if version == '0.8.0':
+    print "This is the LOVE version, not safe"
+    exit(1)
+
+print version
+exit(0)
+

src/conf.lua

@@ -1,9 +1,12 @@
 function love.conf(t)
-    t.title             = "Journey to the Center of Hawkthorne"
+    t.title             = "Journey to the Center of Hawkthorne v0.0.1"
     t.author            = "Kyle Conroy"
+    t.version           = "0.8.0"
 	t.identity          = "hawkthorne"
     t.screen.width      = 768
     t.screen.height     = 528
 	t.console           = false
 	t.modules.physics   = false
+    t.modules.joystick  = false
+    t.release           = false
 end