97 lines
3.0 KiB
Ruby
97 lines
3.0 KiB
Ruby
require 'middleman-core/file_renderer'
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require 'middleman-core/template_renderer'
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# rubocop:disable UnderscorePrefixedVariableName
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module Middleman
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class TemplateContext
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attr_reader :app
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attr_accessor :current_engine
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delegate :config, :logger, :sitemap, :build?, :development?, :data, :extensions, :source_dir, :root, to: :app
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def initialize(app, locs={}, opts={})
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@app = app
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@current_locs = locs
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@current_opts = opts
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end
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def save_buffer
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@_out_buf, _buf_was = '', @_out_buf
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_buf_was
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end
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# rubocop:disable TrivialAccessors
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def restore_buffer(_buf_was)
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@_out_buf = _buf_was
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end
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# Allow layouts to be wrapped in the contents of other layouts
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# @param [String, Symbol] layout_name
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# @return [void]
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def wrap_layout(layout_name, &block)
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# Save current buffer for later
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_buf_was = save_buffer
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layout_path = ::Middleman::TemplateRenderer.locate_layout(@app, layout_name, current_engine)
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extension = File.extname(layout_path)
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engine = extension[1..-1].to_sym
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# Store last engine for later (could be inside nested renders)
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self.current_engine, engine_was = engine, current_engine
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begin
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content = if block_given?
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capture_html(&block)
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else
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''
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end
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ensure
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# Reset stored buffer
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restore_buffer(_buf_was)
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end
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file_renderer = ::Middleman::FileRenderer.new(@app, layout_path)
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concat_safe_content file_renderer.render(@current_locs || {}, @current_opts || {}, self) { content }
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ensure
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self.current_engine = engine_was
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end
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# Sinatra/Padrino compatible render method signature referenced by some view
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# helpers. Especially partials.
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#
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# @param [String, Symbol] data
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# @param [Hash] options
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# @return [String]
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def render(_, data, options={}, &block)
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data = data.to_s
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locals = options[:locals]
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found_partial = false
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resolve_opts = { try_without_underscore: true }
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# If the path is known to the sitemap
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if resource = sitemap.find_resource_by_path(current_path)
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current_dir = File.dirname(resource.source_file)
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resolve_opts[:preferred_engine] = File.extname(resource.source_file)[1..-1].to_sym
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# Look for partials relative to the current path
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relative_dir = File.join(current_dir.sub(%r{^#{Regexp.escape(source_dir)}/?}, ''), data)
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found_partial = ::Middleman::TemplateRenderer.resolve_template(@app, relative_dir, resolve_opts)
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end
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unless found_partial
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partials_path = File.join(@app.config[:partials_dir], data)
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found_partial = ::Middleman::TemplateRenderer.resolve_template(@app, partials_path, resolve_opts)
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end
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raise ::Middleman::TemplateRenderer::TemplateNotFound, "Could not locate partial: #{data}" unless found_partial
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file_renderer = ::Middleman::FileRenderer.new(@app, found_partial)
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file_renderer.render(locals, options, self, &block)
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end
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end
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end
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