contrib: use latest sparkle version from git instead of the dated release

contrib/src/sparkle/rules.mak

 # sparkle
 
-SPARKLE_VERSION := 1.5b6
-SPARKLE_URL := http://sparkle.andymatuschak.org/files/Sparkle%20$(SPARKLE_VERSION).zip
+#SPARKLE_VERSION := 1.5b6
+#SPARKLE_URL := http://sparkle.andymatuschak.org/files/Sparkle%20$(SPARKLE_VERSION).zip
+SPARKLE_GITURL := git://github.com/andymatuschak/Sparkle.git
 
 ifdef HAVE_MACOSX
 PKGS += sparkle
 endif
 
-$(TARBALLS)/sparkle-$(SPARKLE_VERSION).zip:
-	$(call download,$(SPARKLE_URL))
+$(TARBALLS)/sparkle-git.tar.xz:
+	$(call download_git,$(SPARKLE_GITURL),,HEAD)
 
-.sum-sparkle: sparkle-$(SPARKLE_VERSION).zip
-
-sparkle: sparkle-$(SPARKLE_VERSION).zip .sum-sparkle
-	$(RM) -R $@ && mkdir -p $@ && cd $@ && unzip ../$<
-	cd $@/Extras/Source\ Code/Configurations && \
-		sed -i.orig -e s/"GCC_TREAT_WARNINGS_AS_ERRORS = YES"/"GCC_TREAT_WARNINGS_AS_ERRORS = NO"/g \
-                    -e s/"ARCHS = .*"/"ARCHS = $(ARCH)"/  ConfigCommonRelease.xcconfig && \
-		sed -i.orig -e s/MacOSX10.5.sdk/MacOSX$(OSX_VERSION).sdk/g ConfigCommon.xcconfig
+.sum-sparkle: sparkle-git.tar.xz
+	$(warning $@ not implemented)
 	touch $@
 
+sparkle: sparkle-git.tar.xz .sum-sparkle
+	$(UNPACK)
+	$(APPLY) $(SRC)/sparkle/sparkle-fix-formatstring.patch
+	$(MOVE)
+
 .sparkle: sparkle
-	cd $</Extras/Source\ Code && $(MAKE) && xcodebuild $(XCODE_FLAGS)
-	cd $</Extras/Source\ Code && install_name_tool -id @executable_path/../Frameworks/Sparkle.framework/Versions/A/Sparkle build/Release/Sparkle.framework/Sparkle
-	cd $< && cp -R Extras/Source\ Code/build/Release/Sparkle.framework "$(PREFIX)"
+	cd $< && xcodebuild $(XCODE_FLAGS)
+	cd $< && install_name_tool -id @executable_path/../Frameworks/Sparkle.framework/Versions/A/Sparkle build/Release/Sparkle.framework/Sparkle
+	cd $< && cp -R build/Release/Sparkle.framework "$(PREFIX)"
 	touch $@

contrib/src/sparkle/sparkle-fix-formatstring.patch

+--- sparkle/SUUIBasedUpdateDriver.m	2013-04-23 00:12:42.000000000 +0200
++++ sparkle-fixed/SUUIBasedUpdateDriver.m	2013-04-23 00:17:00.000000000 +0200
+@@ -201,7 +201,7 @@
+ 
+ - (void)abortUpdateWithError:(NSError *)error
+ {
+-	NSAlert *alert = [NSAlert alertWithMessageText:SULocalizedString(@"Update Error!", nil) defaultButton:SULocalizedString(@"Cancel Update", nil) alternateButton:nil otherButton:nil informativeTextWithFormat:[error localizedDescription]];
++	NSAlert *alert = [NSAlert alertWithMessageText:SULocalizedString(@"Update Error!", nil) defaultButton:SULocalizedString(@"Cancel Update", nil) alternateButton:nil otherButton:nil informativeTextWithFormat:@"%@",[error localizedDescription]];
+ 	[self showModalAlert:alert];
+ 	[super abortUpdateWithError:error];
+ }