Class: Middleman::TemplateRenderer
- Inherits:
-
Object
- Object
- Middleman::TemplateRenderer
- Extended by:
- Forwardable
- Includes:
- Contracts
- Defined in:
- lib/middleman-core/template_renderer.rb
Defined Under Namespace
Classes: Cache, TemplateNotFound
Constant Summary
Constants included from Contracts
Class Method Summary collapse
- .cache ⇒ Object
- .locate_layout(app, name, preferred_engine = nil) ⇒ Object
- .resolve_template(app, request_path, options = {}) ⇒ Object
Instance Method Summary collapse
-
#Hash ⇒ String
Render a template, with layout, given a path.
-
#initialize(app, path) ⇒ TemplateRenderer
constructor
A new instance of TemplateRenderer.
- #render(locs = {}, opts = {}, &block) ⇒ Object
Methods included from Contracts
Constructor Details
#initialize(app, path) ⇒ TemplateRenderer
Returns a new instance of TemplateRenderer.
101 102 103 104 |
# File 'lib/middleman-core/template_renderer.rb', line 101 def initialize(app, path) @app = app @path = path end |
Class Method Details
.cache ⇒ Object
27 28 29 |
# File 'lib/middleman-core/template_renderer.rb', line 27 def self.cache @_cache ||= Cache.new end |
.locate_layout(app, name, preferred_engine = nil) ⇒ Object
36 37 38 39 40 41 42 43 44 45 46 47 48 |
# File 'lib/middleman-core/template_renderer.rb', line 36 def self.locate_layout(app, name, preferred_engine=nil) resolve_opts = {} resolve_opts[:preferred_engine] = preferred_engine unless preferred_engine.nil? # Check layouts folder layout_file = resolve_template(app, File.join(app.config[:layouts_dir], name.to_s), resolve_opts) # If we didn't find it, check root layout_file = resolve_template(app, name, resolve_opts) unless layout_file # Return the path layout_file end |
.resolve_template(app, request_path, options = {}) ⇒ Object
55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 |
# File 'lib/middleman-core/template_renderer.rb', line 55 def self.resolve_template(app, request_path, ={}) # Find the path by searching relative_path = Util.strip_leading_slash(request_path.to_s) # By default, any engine will do preferred_engines = [] # If we're specifically looking for a preferred engine if .key?(:preferred_engine) extension_class = ::Middleman::Util.tilt_class([:preferred_engine]) # Get a list of extensions for a preferred engine preferred_engines += ::Tilt.default_mapping.extensions_for(extension_class) end preferred_engines << '*' preferred_engines << nil if [:try_static] found_template = nil preferred_engines.each do |preferred_engine| path_with_ext = relative_path.dup path_with_ext << ('.' + preferred_engine) unless preferred_engine.nil? globbing = preferred_engine == '*' # Cache lookups in build mode only file = if app.build? cache.fetch(path_with_ext, preferred_engine) do app.files.find(:source, path_with_ext, globbing) end else app.files.find(:source, path_with_ext, globbing) end found_template = file if file && (preferred_engine.nil? || ::Middleman::Util.tilt_class(file[:full_path].to_s)) break if found_template end # If we found one, return it found_template end |
Instance Method Details
#Hash ⇒ String
Render a template, with layout, given a path
111 |
# File 'lib/middleman-core/template_renderer.rb', line 111 Contract Hash, Hash => String |
#render(locs = {}, opts = {}, &block) ⇒ Object
112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 |
# File 'lib/middleman-core/template_renderer.rb', line 112 def render(locs={}, opts={}, &block) path = @path.dup locals = locs.dup.freeze = opts.dup extension = File.extname(path) engine = extension[1..-1].to_sym if defined?(::I18n) old_locale = ::I18n.locale ::I18n.locale = [:locale] if [:locale] # Backwards compat ::I18n.locale = [:lang] if [:lang] end # Sandboxed class for template eval context = @app.template_context_class.new(@app, locals, ) # Add extension helpers to context. @app.extensions.add_exposed_to_context(context) locals.each do |k, _| next unless context.respond_to?(k) && ![:current_path, :paginate, :page_articles, :blog_controller, :lang, :locale, :data].include?(k.to_sym) msg = "Template local `#{k}` tried to overwrite an existing context value. Please rename the key when passing to `locals`" if @app.build? throw msg else @app.logger.error(msg) end end content = ::Middleman::Util.instrument 'builder.output.resource.render-template', path: File.basename(path) do _render_with_all_renderers(path, locals, context, , &block) end # If we need a layout and have a layout, use it layout_file = fetch_layout(engine, ) if layout_file content = if layout_file = fetch_layout(engine, ) layout_renderer = ::Middleman::FileRenderer.new(@app, layout_file[:relative_path].to_s) ::Middleman::Util.instrument 'builder.output.resource.render-layout', path: File.basename(layout_file[:relative_path].to_s) do layout_renderer.render(locals, , context) { content } end else content end end # Return result content ensure # Pop all the saved variables from earlier as we may be returning to a # previous render (layouts, partials, nested layouts). ::I18n.locale = old_locale if defined?(::I18n) end |