44 lines
1.3 KiB
Ruby
44 lines
1.3 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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# Get the actual specifications of installed gems
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specs = env[:gem_helper].with_environment do
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Gem::Specification.find_all
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end
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# Go through each spec and if it is an installed plugin, then
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# output it. This means that both the installed state and
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# gem match up.
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specs.each do |spec|
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if installed.include?(spec.name)
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# TODO: Formatting
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env[:ui].info spec.name
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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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