New build system

.gitignore

@@ -1,2 +1 @@
-/Polymain.iconset
-/Polymail.icns
+/Polymail.iconset

Makefile

@@ -0,0 +1,43 @@
+INKSCAPE=$(shell which inkscape)
+
+define print_header
+@echo
+@echo "==> $(1)"
+@echo
+endef
+
+define svg_to_png
+@$(INKSCAPE) -z -e $(CURDIR)/$1/$(2).png -w $(3) -h $(3) $(CURDIR)/$(4) 1>/dev/null
+@echo "convert $(4) to $(2).png"
+
+endef
+
+define convert
+$(call svg_to_png,$(1),icon_$(2)x$(2),$(2),$(3))
+$(call svg_to_png,$(1),icon_$(2)x$(2)@2x,$(shell echo $$(($2*2))),$(3))
+
+endef
+
+all: build install clean
+
+Polymail.icns: Polymail.iconset
+	$(call print_header,"Create icon resource")
+	rm -f Polymail.icns
+	iconutil -c icns -o $@ $^
+
+Polymail.iconset:
+	$(call print_header,"Convert svg to pngs")
+	mkdir -p $@
+	$(foreach size,16 32,$(call convert,$@,$(size),Icon64.svg))
+	$(foreach size,128 256 512,$(call convert,$@,$(size),Icon1024.svg))
+
+build: clean Polymail.icns
+
+clean:
+	rm -rf Polymail.iconset
+
+install:
+	$(call print_header,"Install icns")
+	./install.sh Polymail.icns
+
+.PHONY: all build clean install

install.sh

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+#!/usr/bin/env bash
+
+# Exit on errors
+set -o errexit
+set -o nounset
+
+# Constants
+URL=https://raw.githubusercontent.com/Greenek/polymail.icns/master/Polymail.icns
+
+# Check if operating system is supported
+if [[ $OSTYPE != "darwin"* ]]; then
+  echo "This script requires OSX system to run."
+  exit 1
+fi
+
+# Check if Polymail.app is installed
+: ${POLYMAIL_PATH:="/Applications/Polymail.app"}
+
+if [ ! -d "$POLYMAIL_PATH" ]; then
+  echo "Polymail.app not found."
+  exit 1
+fi
+
+# Initialize temporary files paths
+TMPICNS=$TMPDIR"Polymail.icns"
+TMPRSRC=$TMPDIR"icon.rsrc"
+
+if [ $# -eq 0 ]; then
+  # Download icon file if path has not been passed in argument
+  curl -L -o $TMPICNS $URL
+else
+  cp -f $1 $TMPICNS
+fi
+
+# Add icon to image file
+sips -i $TMPICNS >> /dev/null
+
+# Take icon and put into a rsrc file
+DeRez -only icns $TMPICNS > $TMPRSRC
+
+# Apply the rsrc file
+SetFile -a C $POLYMAIL_PATH
+
+# Remove old resource
+rm -f $POLYMAIL_PATH/Icon?
+
+# Append icon resource
+Rez $TMPRSRC -o $POLYMAIL_PATH/$'Icon\r'
+SetFile -a V $POLYMAIL_PATH/Icon?
+
+# Clean
+rm $TMPRSRC $TMPICNS
+
+# Success output
+cat << EOF
+New icon for Polymail.app has been successfully installed.
+
+TO COMPLETE INSTALLATION:
+
+1) Restart application
+
+or
+
+2) Clear system icon cache
+
+sudo find /private/var/folders/ -name com.apple.dock.iconcache -exec rm {} \;
+sudo find /private/var/folders -name com.apple.iconservices -exec rm -rf {} \;
+killall Dock
+EOF