Class: Arrolio::ConfigDrivenPipeline

Inherits:
Object
  • Object
show all
Defined in:
lib/arrolio/config_driven_pipeline.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(flavor_dir:, input_path: nil, extra_image_dirs: [], logo_path: nil, strict: false) ⇒ ConfigDrivenPipeline

Returns a new instance of ConfigDrivenPipeline.



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# File 'lib/arrolio/config_driven_pipeline.rb', line 21

def initialize(flavor_dir:, input_path: nil, extra_image_dirs: [],
               logo_path: nil, strict: false)
  @flavor_dir = File.expand_path(flavor_dir)
  @input_path = input_path
  @extra_image_dirs = Array(extra_image_dirs)
  @logo_path = logo_path
  @strict = strict
  @manifest = load_manifest
  @layout_spec = load_layout_spec
  @adapter_rules = load_yaml('adapter_rules.yml')
  @flow_rules = load_yaml('flow_rules.yml')
end

Instance Attribute Details

#adapter_rules ⇒ Object (readonly)

Returns the value of attribute adapter_rules.



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# File 'lib/arrolio/config_driven_pipeline.rb', line 7

def adapter_rules
  @adapter_rules
end

#flavor_dir ⇒ Object (readonly)

Returns the value of attribute flavor_dir.



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# File 'lib/arrolio/config_driven_pipeline.rb', line 7

def flavor_dir
  @flavor_dir
end

#flow_rules ⇒ Object (readonly)

Returns the value of attribute flow_rules.



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# File 'lib/arrolio/config_driven_pipeline.rb', line 7

def flow_rules
  @flow_rules
end

#layout_spec ⇒ Object (readonly)

Returns the value of attribute layout_spec.



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# File 'lib/arrolio/config_driven_pipeline.rb', line 7

def layout_spec
  @layout_spec
end

#manifest ⇒ Object (readonly)

Returns the value of attribute manifest.



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# File 'lib/arrolio/config_driven_pipeline.rb', line 7

def manifest
  @manifest
end

#strict ⇒ Object (readonly)

Returns the value of attribute strict.



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# File 'lib/arrolio/config_driven_pipeline.rb', line 7

def strict
  @strict
end

Class Method Details

.render(xml, io:, flavor_dir:, input_path: nil, extra_image_dirs: [], logo_path: nil, metadata: {}, strict: false) ⇒ Object 



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# File 'lib/arrolio/config_driven_pipeline.rb', line 9

def self.render(xml, io:, flavor_dir:, input_path: nil,
                extra_image_dirs: [], logo_path: nil, metadata: {},
                strict: false)
  new(
    flavor_dir: flavor_dir,
    input_path: input_path,
    extra_image_dirs: extra_image_dirs,
    logo_path: logo_path,
    strict: strict
  ).render(xml, io: io, metadata: metadata)
end

Instance Method Details

#render(xml, io:, metadata: {}) ⇒ Object 



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# File 'lib/arrolio/config_driven_pipeline.rb', line 34

def render(xml, io:, metadata: {})
  adapter = GenericAdapter.new(rules: @adapter_rules, layout_spec: @layout_spec)
  document = adapter.convert(xml)
  document_metadata = document.metadata.merge(metadata.transform_keys(&:to_sym))
  register_fonts

  resolver = AssetResolver.from_input_path(
    @input_path,
    extra: @extra_image_dirs + [@flavor_dir]
  )
  flowables = GenericFlowBuilder.new(
    layout_spec: @layout_spec,
    rules: @flow_rules,
    asset_resolver: resolver
  ).build(document)
  engine = Engine::Paged.new(layout_spec: @layout_spec, flowables: flowables)
  pages = engine.layout
  populate_toc(pages, engine.context)

  Renderer::Pdf.new.render(
    pages,
    io: io,
    logo_path: @logo_path,
    metadata: document_metadata,
    font_paths: @layout_spec.font_paths,
    context: engine.context,
    layout_spec: @layout_spec
  )
end