55 lines
1.7 KiB
Ruby
55 lines
1.7 KiB
Ruby
require "rubygems"
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require "set"
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module VagrantPlugins
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module CommandPlugin
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module Action
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# This middleware lists all the installed plugins.
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#
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# This is a bit more complicated than simply listing installed
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# gems or what is in the state file as installed. Instead, this
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# actually compares installed gems with what the state file claims
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# is installed, and outputs the appropriate truly installed
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# plugins.
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class ListPlugins
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def initialize(app, env)
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@app = app
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end
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def call(env)
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# Get the list of installed plugins according to the state file
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installed = Set.new(env[:plugin_state_file].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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env[:gem_helper].with_environment do
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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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end
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# Output!
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if installed_map.empty?
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env[:ui].info(I18n.t("vagrant.commands.plugin.no_plugins"))
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else
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installed_map.values.each do |spec|
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env[:ui].info "#{spec.name} (#{spec.version})"
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end
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end
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@app.call(env)
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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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