70 lines
2.2 KiB
Ruby
70 lines
2.2 KiB
Ruby
module AbstractController
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module ViewPaths
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extend ActiveSupport::Concern
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included do
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class_attribute :_view_paths
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self._view_paths = ActionView::PathSet.new
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self._view_paths.freeze
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end
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delegate :find_template, :template_exists?, :view_paths, :formats, :formats=,
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:locale, :locale=, :to => :lookup_context
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# LookupContext is the object responsible to hold all information required to lookup
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# templates, i.e. view paths and details. Check ActionView::LookupContext for more
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# information.
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def lookup_context
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@lookup_context ||= ActionView::LookupContext.new(self.class._view_paths, details_for_lookup)
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end
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def details_for_lookup
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{ }
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end
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def append_view_path(path)
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lookup_context.view_paths.push(*path)
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end
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def prepend_view_path(path)
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lookup_context.view_paths.unshift(*path)
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end
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module ClassMethods
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# Append a path to the list of view paths for this controller.
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#
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# ==== Parameters
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# path<String, ViewPath>:: If a String is provided, it gets converted into
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# the default view path. You may also provide a custom view path
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# (see ActionView::ViewPathSet for more information)
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def append_view_path(path)
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self.view_paths = view_paths.dup + Array(path)
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end
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# Prepend a path to the list of view paths for this controller.
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#
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# ==== Parameters
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# path<String, ViewPath>:: If a String is provided, it gets converted into
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# the default view path. You may also provide a custom view path
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# (see ActionView::ViewPathSet for more information)
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def prepend_view_path(path)
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self.view_paths = Array(path) + view_paths.dup
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end
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# A list of all of the default view paths for this controller.
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def view_paths
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_view_paths
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end
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# Set the view paths.
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#
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# ==== Parameters
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# paths<ViewPathSet, Object>:: If a ViewPathSet is provided, use that;
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# otherwise, process the parameter into a ViewPathSet.
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def view_paths=(paths)
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self._view_paths = ActionView::Base.process_view_paths(paths)
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self._view_paths.freeze
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end
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end
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end
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end |