Class: VisualModels::GraphController

Inherits:
ApplicationController show all
Defined in:
app/controllers/visual_models/graph_controller.rb

Instance Method Summary collapse

Instance Method Details

#index ⇒ Object 



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# File 'app/controllers/visual_models/graph_controller.rb', line 5

def index
  @scopes        = scope_labels
  @scope         = @scopes.include?(params[:scope]) ? params[:scope] : @scopes.first
  @initial_graph = build_graph(@scope).to_json
  @title         = VisualModels.config.title
end

#show ⇒ Object 



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# File 'app/controllers/visual_models/graph_controller.rb', line 12

def show
  scope = scope_labels.include?(params[:scope]) ? params[:scope] : scope_labels.first
  render json: build_graph(scope)
rescue StandardError => e
  Rails.logger.error("[visual_models] #{e.class}: #{e.message}\n#{e.backtrace&.first(5)&.join("\n")}")
  render json: { error: e.message }, status: :unprocessable_entity
end

#source ⇒ Object 



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# File 'app/controllers/visual_models/graph_controller.rb', line 20

def source
  raw = params[:path].to_s.strip
  raise ActionController::BadRequest, 'Missing path' if raw.blank?

  clean = Pathname.new(raw).cleanpath.to_s
  raise ActionController::BadRequest, 'Path traversal' if clean.start_with?('..')
  raise ActionController::BadRequest, 'Not a .rb file' unless clean.end_with?('.rb')

  abs = Rails.root.join(clean)
  raise ActionController::BadRequest, 'File not found' unless abs.file?

  render json: { source: abs.read, path: clean }
rescue ActionController::BadRequest => e
  render json: { error: e.message }, status: :bad_request
rescue StandardError => e
  Rails.logger.error("[visual_models] source: #{e.class}: #{e.message}")
  render json: { error: 'Failed to read file' }, status: :internal_server_error
end