Skip to content
Permalink
Branch: master
Find file Copy path
Find file Copy path
Fetching contributors…
Cannot retrieve contributors at this time
executable file 82 lines (69 sloc) 3.14 KB
#!/usr/bin/ruby -rubygems
#
# Point appcrush at an .ipa file from the iTunes AppStore and it
# - expands the zip file
# - finds all the images
# - runs pngcrush with the revert-iphone-optimizations option on each image
#
# Requirements Xcode with iOS SDK 3.2 or higher
#
# Usage: appcrush '/Users/boctor/Music/iTunes/Mobile Applications/iBooks.ipa'
#
# Author: Peter Boctor
# http://idevrecipes.com
# https://github.com/boctor/idev-recipes/Utilities/appcrush
# Version 1.0
#
# Copyright (c) 2011 Peter Boctor
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE
#
# Only pngcrush in 3.2 and above supports revert-iphone-optimizations
# See http://developer.apple.com/library/ios/#qa/qa2010/qa1681.html
pngcrush = '/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/pngcrush'
destination = File.join(ENV['HOME'], 'Desktop')
ARGV.each do |ipa|
if File.extname(ipa) == '.ipa'
# Get the app name by stripping out the extension from the file name
app_name = File.basename(ipa, ".*")
# Get the expanded dir by stripping out the extension from the file path
expanded_dir = ipa.sub(File.extname(ipa), '')
# In case the dir is already there, try and remove it
system "rm -drf '#{expanded_dir}'"
# Extract .ipa zip file
system "unzip -q '#{ipa}' -d '#{expanded_dir}'"
images_dir_path = File.join(destination, "#{app_name} Images")
# In case the destination directory is already there, try and remove it
system "rm -drf '#{images_dir_path}'"
# Create the destination directory
Dir.mkdir(images_dir_path)
# Iterate through all png images
Dir.glob(File.join(expanded_dir, 'Payload', "*.app", '*.png')).each do |png_file|
# and revert the iphone optimizations
system "#{pngcrush} -q -revert-iphone-optimizations -d '#{images_dir_path}' '#{png_file}'"
end
# Iterate through all jpg images
Dir.glob(File.join(expanded_dir, 'Payload', "*.app", '*.jpg')).each do |jpg_file|
# and move each to the destination directory
system "mv '#{jpg_file}' '#{images_dir_path}'"
end
# Cleanup. Delete the expanded dir
system "rm -drf '#{expanded_dir}'"
end
end
You can’t perform that action at this time.