Class: Kward::ExportPath

Inherits:
Object
  • Object
show all
Defined in:
lib/kward/export_path.rb

Overview

Resolves safe output paths for transcript exports.

Class Method Summary collapse

Class Method Details

.resolve(path, workspace_root:, default_path:, session_dir: nil) ⇒ Object

Raises:

  • (Errno::ENOENT) 


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# File 'lib/kward/export_path.rb', line 7

def self.resolve(path, workspace_root:, default_path:, session_dir: nil)
  explicit = path.to_s.strip
  return File.expand_path(default_path) if explicit.empty?

  resolved = File.expand_path(explicit, workspace_root)
  allowed_roots = [workspace_root, session_dir].compact.map { |root| Pathname.new(root).expand_path }
  expanded = Pathname.new(resolved).expand_path
  unless allowed_roots.any? { |root| inside?(expanded, root) }
    raise ArgumentError, "export path outside workspace or session directory: #{path}"
  end

  parent = expanded.dirname
  raise Errno::ENOENT, parent.to_s unless parent.directory?
  raise ArgumentError, "export path outside workspace or session directory: #{path}" if parent.symlink?

  resolved
end