111 lines
3.4 KiB
Ruby
111 lines
3.4 KiB
Ruby
# typed: false
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# frozen_string_literal: true
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require "cask/artifact/relocated"
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module Cask
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module Artifact
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# Superclass for all artifacts that are installed by moving them to the target location.
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#
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# @api private
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class Moved < Relocated
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extend T::Sig
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sig { returns(String) }
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def self.english_description
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"#{english_name}s"
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end
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def install_phase(**options)
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move(**options)
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end
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def uninstall_phase(**options)
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move_back(**options)
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end
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def summarize_installed
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if target.exist?
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"#{printable_target} (#{target.abv})"
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else
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Formatter.error(printable_target, label: "Missing #{self.class.english_name}")
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end
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end
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private
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def move(force: false, command: nil, **options)
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if Utils.path_occupied?(target)
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message = "It seems there is already #{self.class.english_article} " \
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"#{self.class.english_name} at '#{target}'"
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raise CaskError, "#{message}." unless force
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opoo "#{message}; overwriting."
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delete(target, force: force, command: command, **options)
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end
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unless source.exist?
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raise CaskError, "It seems the #{self.class.english_name} source '#{source}' is not there."
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end
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ohai "Moving #{self.class.english_name} '#{source.basename}' to '#{target}'."
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if target.dirname.ascend.find(&:directory?).writable?
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target.dirname.mkpath
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else
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command.run!("/bin/mkdir", args: ["-p", target.dirname], sudo: true)
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end
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if target.dirname.writable?
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FileUtils.move(source, target)
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else
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command.run!("/bin/mv", args: [source, target], sudo: true)
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end
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FileUtils.ln_sf target, source
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add_altname_metadata(target, source.basename, command: command)
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end
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def move_back(skip: false, force: false, command: nil, **options)
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FileUtils.rm source if source.symlink? && source.dirname.join(source.readlink) == target
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if Utils.path_occupied?(source)
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message = "It seems there is already #{self.class.english_article} " \
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"#{self.class.english_name} at '#{source}'"
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raise CaskError, "#{message}." unless force
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opoo "#{message}; overwriting."
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delete(source, force: force, command: command, **options)
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end
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unless target.exist?
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return if skip || force
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raise CaskError, "It seems the #{self.class.english_name} source '#{target}' is not there."
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end
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ohai "Backing #{self.class.english_name} '#{target.basename}' up to '#{source}'."
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source.dirname.mkpath
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# We need to preserve extended attributes between copies.
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command.run!("/bin/cp", args: ["-pR", target, source], sudo: !target.parent.writable?)
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delete(target, force: force, command: command, **options)
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end
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def delete(target, force: false, command: nil, **_)
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ohai "Removing #{self.class.english_name} '#{target}'."
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raise CaskError, "Cannot remove undeletable #{self.class.english_name}." if MacOS.undeletable?(target)
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return unless Utils.path_occupied?(target)
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if target.parent.writable? && !force
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target.rmtree
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else
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Utils.gain_permissions_remove(target, command: command)
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end
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end
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end
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end
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end
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