89 lines
2.5 KiB
Ruby
89 lines
2.5 KiB
Ruby
require "set"
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require_relative "../bundler"
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require_relative "../shared_helpers"
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require_relative "state_file"
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module Vagrant
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module Plugin
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# The Manager helps with installing, listing, and initializing plugins.
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class Manager
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# Returns the path to the [StateFile] for global plugins.
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#
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# @return [Pathname]
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def self.global_plugins_file
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Vagrant.user_data_path.join("plugins.json")
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end
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def self.instance
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@instance ||= self.new(global_plugins_file)
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end
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# @param [Pathname] global_file
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def initialize(global_file)
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@global_file = StateFile.new(global_file)
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end
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# Installs another plugin into our gem directory.
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#
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# @param [String] name Name of the plugin (gem)
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# @return [Gem::Specification]
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def install_plugin(name)
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result = nil
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Vagrant::Bundler.instance.install(installed_plugins.push(name)).each do |spec|
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next if spec.name != name
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next if result && result.version >= spec.version
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result = spec
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end
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# Add the plugin to the state file
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@global_file.add_plugin(result.name)
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result
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end
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# Uninstalls the plugin with the given name.
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#
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# @param [String] name
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def uninstall_plugin(name)
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@global_file.remove_plugin(name)
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# Clean the environment, removing any old plugins
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Vagrant::Bundler.instance.clean(installed_plugins)
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end
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# This returns the list of plugins that should be enabled.
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#
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# @return [Array<String>]
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def installed_plugins
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@global_file.installed_plugins.keys
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end
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# This returns the list of plugins that are installed as
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# Gem::Specifications.
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#
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# @return [Array<Gem::Specification>]
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def installed_specs
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installed = Set.new(installed_plugins)
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# Go through the plugins installed in this environment and
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# get the latest version of each.
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installed_map = {}
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Gem::Specification.find_all.each do |spec|
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# Ignore specs that aren't in our installed list
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next if !installed.include?(spec.name)
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# If we already have a newer version in our list of installed,
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# then ignore it
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next if installed_map.has_key?(spec.name) &&
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installed_map[spec.name].version >= spec.version
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installed_map[spec.name] = spec
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end
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installed_map.values
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end
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end
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end
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end
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