Class: LaPack::Provider

Inherits:
Object
  • Object
show all
Defined in:
lib/providers/provider.rb

Overview

Base package provider. I.e. database wrapper.

Should know how to:

  • fetch packages index and manage

  • show package info

  • download, make & install packages

  • remove packages

  • keeps multiple versions

Direct Known Subclasses

CtanProvider

Instance Method Summary collapse

Constructor Details

#initialize(env, name, params) ⇒ Provider

Initialization with LaENV instance



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# File 'lib/providers/provider.rb', line 17

def initialize(env, name, params)
  @name = name

  # Check if db dir exists
  @dbdir = File.join(env.dbs_store, name)
  if File.exists?(@dbdir)
    raise "Can't write to #{@dbdir}. Not a directory" unless File.directory?(@dbdir)
  else
    FileUtils.mkdir_p(@dbdir)
  end
  configure(params)
  init(@dbdir)
end

Instance Method Details

#configure(params = {}) ⇒ Object

Configuration

Accepts any parameters (params) for configuration as Hash



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# File 'lib/providers/provider.rb', line 35

def configure(params = {})
  true
end

#init(dbdir) ⇒ Object

Initialization

Uses dbdir argument for filesystem initialization No index update required there.



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# File 'lib/providers/provider.rb', line 45

def init(dbdir)

end

#install(*packages) ⇒ Object

Install each package from packages



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# File 'lib/providers/provider.rb', line 65

def install(*packages)
  puts "Dummy implementation. Should install: #{packages.join(",")}"
end

#list ⇒ Object

Shows available packages



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# File 'lib/providers/provider.rb', line 58

def list
  return []
end

#remove(package) ⇒ Object

Delete package from local store



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# File 'lib/providers/provider.rb', line 79

def remove(package)
  # do nothing
end

#show(package) ⇒ Object

Show package details



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# File 'lib/providers/provider.rb', line 72

def show(package)
  []
end

#update ⇒ Object

Updates package index



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# File 'lib/providers/provider.rb', line 51

def update
  true
end