Class: Badge::Runner

Inherits:
Object
  • Object
show all
Defined in:
lib/badge/runner.rb

Constant Summary collapse

@@retry_attemps = 
0
@@rsvg_enabled = 
true

Instance Method Summary collapse

Instance Method Details

#add_badge(custom_badge, dark_badge, icon, alpha_badge, alpha_channel, badge_gravity) ⇒ Object 



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# File 'lib/badge/runner.rb', line 165

def add_badge(custom_badge, dark_badge, icon, alpha_badge, alpha_channel, badge_gravity)
  UI.message "'#{icon.path}'"
  UI.verbose "Adding badge image ontop of icon".blue
  if custom_badge && File.exist?(custom_badge) # check if custom image is provided
    badge = MiniMagick::Image.open(custom_badge)
  else
    if alpha_badge
      badge = MiniMagick::Image.open(dark_badge ? Badge.alpha_dark_badge : Badge.alpha_light_badge)
    else
      badge = MiniMagick::Image.open(dark_badge ? Badge.beta_dark_badge : Badge.beta_light_badge)
    end
  end

  badge.resize "#{icon.width}x#{icon.height}"
  result = composite(icon, badge, alpha_channel, badge_gravity || "SouthEast")
end

#add_shield(icon, result, shield, alpha_channel, shield_gravity, shield_no_resize, shield_scale, shield_geometry) ⇒ Object 



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# File 'lib/badge/runner.rb', line 101

def add_shield(icon, result, shield, alpha_channel, shield_gravity, shield_no_resize, shield_scale, shield_geometry)
  UI.message "'#{icon.path}'"
  UI.verbose "Adding shields.io image ontop of icon".blue

  shield_scale = shield_scale ? shield_scale.to_f : 1.0

  if @@rsvg_enabled
    new_path = "#{shield.path}.png"
    if shield_no_resize
      `rsvg-convert #{shield.path} -z #{shield_scale} -o #{new_path}`
    else
      `rsvg-convert #{shield.path} -w #{(icon.width * shield_scale).to_i} -a -o #{new_path}`
    end
    new_shield = MiniMagick::Image.open(new_path)
  else
    new_shield = MiniMagick::Image.open(shield.path)
    if icon.width > new_shield.width && !shield_no_resize
      new_shield.resize "#{(icon.width * shield_scale).to_i}x#{icon.height}<"
    else
      new_shield.resize "#{icon.width}x#{icon.height}>"
    end
  end

  result = composite(result, new_shield, alpha_channel, shield_gravity || "north", shield_geometry)
end

#check_tools! ⇒ Object 



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# File 'lib/badge/runner.rb', line 140

def check_tools!
    if !`which rsvg-convert`.include?('rsvg-convert')
      UI.important("Install RSVG to get better results for shields on top of your icon")
      UI.important("")
      UI.important("Install it using (RSVG):")
      UI.command("brew install librsvg")
      UI.important("")
      @@rsvg_enabled = false
    end
    return if `which convert`.include?('convert')
    return if `which gm`.include?('gm')

    UI.error("You have to install ImageMagick or GraphicsMagick to use `badge`")
    UI.error("")
    UI.error("Install it using (ImageMagick):")
    UI.command("brew install imagemagick")
    UI.error("")
    UI.error("Install it using (GraphicsMagick):")
    UI.command("brew install graphicsmagick")
    UI.error("")
    UI.error("If you don't have homebrew, visit http://brew.sh")

    UI.user_error!("Install ImageMagick and start your lane again!")
end

#composite(image, overlay, alpha_channel, gravity, geometry = nil) ⇒ Object 



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# File 'lib/badge/runner.rb', line 182

def composite(image, overlay, alpha_channel, gravity, geometry = nil)
  image.composite(overlay, 'png') do |c|
    c.compose "Over"
    c.alpha 'On' unless !alpha_channel
    c.gravity gravity
    c.geometry geometry if geometry
  end
end

#load_shield(shield_string) ⇒ Object 



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# File 'lib/badge/runner.rb', line 127

def load_shield(shield_string)
  url = Badge.shield_base_url + Badge.shield_path + shield_string + (@@rsvg_enabled ? ".svg" : ".png")
  file_name = shield_string + (@@rsvg_enabled ? ".svg" : ".png")

  UI.verbose "Trying to load image from shields.io. Timeout: #{Badge.shield_io_timeout}s".blue
  UI.verbose "URL: #{url}".blue

  Curl::Easy.download(url, file_name)
  MiniMagick::Image.open(file_name) unless @@rsvg_enabled

  File.open(file_name)
end

#run(path, options) ⇒ Object 



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# File 'lib/badge/runner.rb', line 11

def run(path, options)
  check_tools!
  glob = "/**/*.appiconset/*.{png,PNG}"
  glob = options[:glob] if options[:glob]

  app_icons = Dir.glob("#{path}#{glob}")
  UI.verbose "Verbose active... VERSION: #{Badge::VERSION}".blue
  UI.verbose "Parameters: #{options.values.inspect}".blue

  if options[:custom] && !File.exist?(options[:custom])
    UI.error("Could not find custom badge image")
    UI.user_error!("Specify a valid custom badge image path!")
  end

  alpha_channel = false
  if options[:alpha_channel]
    alpha_channel = true
  end

  if app_icons.count > 0
    UI.message "Start adding badges...".green

    shield = nil
    begin
      timeout = Badge.shield_io_timeout
      timeout = options[:shield_io_timeout] if options[:shield_io_timeout]
      Timeout.timeout(timeout.to_i) do
        shield = load_shield(options[:shield]) if options[:shield]
      end
    rescue Timeout::Error
      UI.error "Error loading image from shields.io timeout reached. Use --verbose for more info".red
    rescue Curl::Err::CurlError => error
      response = error.io
      UI.error "Error loading image from shields.io response Error. Use --verbose for more info".red
      UI.verbose response.status if FastlaneCore::Globals.verbose?
    rescue MiniMagick::Invalid
      UI.error "Error validating image from shields.io. Use --verbose for more info".red
    rescue Exception => error
      UI.error "Other error occured. Use --verbose for more info".red
      UI.verbose error if FastlaneCore::Globals.verbose?
    end

    if options[:shield] && shield == nil
      if @@retry_attemps >= Badge.shield_io_retries
        UI.error "Cannot load image from shields.io skipping it...".red
      else
        UI.message "Waiting for #{timeout.to_i}s and retry to load image from shields.io tries remaining: #{Badge.shield_io_retries - @@retry_attemps}".red
        sleep timeout.to_i
        @@retry_attemps += 1
        return run(path, options)
      end
    end

    icon_changed = false
    app_icons.each do |full_path|
      icon_path = Pathname.new(full_path)
      icon = MiniMagick::Image.new(full_path)

      result = MiniMagick::Image.new(full_path)

      if !options[:no_badge]
        result = add_badge(options[:custom], options[:dark], icon, options[:alpha], alpha_channel, options[:badge_gravity])
        icon_changed = true
      end
      if shield
        result = add_shield(icon, result, shield, alpha_channel, options[:shield_gravity], options[:shield_no_resize], options[:shield_scale], options[:shield_geometry])
        icon_changed = true
      end

      if icon_changed
        result.format "png"
        result.write full_path
      end
    end
    if icon_changed
      UI.message "Badged \\o/!".green
    else
      UI.message "Did nothing... Enable --verbose for more info.".red
    end

    if shield
      File.delete(shield) if File.exist?(shield)
      File.delete("#{shield.path}.png") if File.exist?("#{shield.path}.png")
    end

  else
    UI.error "Could not find any app icons...".red
  end
end