Class: Generamba::TemplateProcessor

Inherits:
Object
  • Object
show all
Defined in:
lib/generamba/template/processor/template_processor.rb

Overview

Incapsulates logic of processing templates declaration section from Rambafile

Instance Method Summary collapse

Constructor Details

#initialize(catalog_downloader, installer_factory) ⇒ TemplateProcessor

Returns a new instance of TemplateProcessor.



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# File 'lib/generamba/template/processor/template_processor.rb', line 14

def initialize(catalog_downloader, installer_factory)
  @catalog_downloader = catalog_downloader
  @installer_factory = installer_factory
end

Instance Method Details

#install_templates(rambafile) ⇒ Object

This method parses Rambafile, serializes templates hashes into model objects and install them



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# File 'lib/generamba/template/processor/template_processor.rb', line 20

def install_templates(rambafile)
  # We always clear previously installed templates to avoid conflicts in different versions
  clear_installed_templates

  templates = rambafile[TEMPLATES_KEY]

  if !templates || templates.count == 0
    puts 'You must specify at least one template in Rambafile under the key *templates*'.red
    return
  end

  # Mapping hashes to model objects
  templates = rambafile[TEMPLATES_KEY].map { |template_hash|
    Generamba::TemplateDeclaration.new(template_hash)
  }

  catalogs = rambafile[CATALOGS_KEY]
  # If there is at least one template from catalogs, we should update our local copy of the catalog
  update_catalogs_if_needed(catalogs, templates)

  templates.each do |template_declaration|
    strategy = @installer_factory.installer_for_type(template_declaration.type)
    template_declaration.install(strategy)
  end
end