diff options
Diffstat (limited to 'actionview/lib/action_view/template')
| -rw-r--r-- | actionview/lib/action_view/template/handlers/erb.rb | 25 | ||||
| -rw-r--r-- | actionview/lib/action_view/template/handlers/raw.rb | 2 | ||||
| -rw-r--r-- | actionview/lib/action_view/template/resolver.rb | 42 |
3 files changed, 54 insertions, 15 deletions
diff --git a/actionview/lib/action_view/template/handlers/erb.rb b/actionview/lib/action_view/template/handlers/erb.rb index 85a100ed4c..1f8459c24b 100644 --- a/actionview/lib/action_view/template/handlers/erb.rb +++ b/actionview/lib/action_view/template/handlers/erb.rb @@ -123,6 +123,31 @@ module ActionView ).src end + # Returns Regexp to extract a cached resource's name from a cache call at the + # first line of a template. + # The extracted cache name is captured as :resource_name. + # + # <% cache notification do %> # => notification + # + # The pattern should support templates with a beginning comment: + # + # <%# Still extractable even though there's a comment %> + # <% cache notification do %> # => notification + # + # But fail to extract a name if a resource association is cached. + # + # <% cache notification.event do %> # => nil + def resource_cache_call_pattern + /\A + (?:<%\#.*%>)* # optional initial comment + \s* # followed by optional spaces or newlines + <%\s*cache[\(\s] # followed by an ERB call to cache + \s* # followed by optional spaces or newlines + (?<resource_name>\w+) # capture the cache call argument as :resource_name + [\s\)] # followed by a space or close paren + /xm + end + private def valid_encoding(string, encoding) diff --git a/actionview/lib/action_view/template/handlers/raw.rb b/actionview/lib/action_view/template/handlers/raw.rb index 397c86014a..b08fb0870f 100644 --- a/actionview/lib/action_view/template/handlers/raw.rb +++ b/actionview/lib/action_view/template/handlers/raw.rb @@ -2,7 +2,7 @@ module ActionView module Template::Handlers class Raw def call(template) - escaped = template.source.gsub(/:/, '\:') + escaped = template.source.gsub(':'.freeze, '\:'.freeze) '%q:' + escaped + ':;' end diff --git a/actionview/lib/action_view/template/resolver.rb b/actionview/lib/action_view/template/resolver.rb index bc0db330ea..7859c58b43 100644 --- a/actionview/lib/action_view/template/resolver.rb +++ b/actionview/lib/action_view/template/resolver.rb @@ -3,7 +3,7 @@ require "active_support/core_ext/class" require "active_support/core_ext/module/attribute_accessors" require "action_view/template" require "thread" -require "thread_safe" +require "concurrent" module ActionView # = Action View Resolver @@ -35,7 +35,7 @@ module ActionView # Threadsafe template cache class Cache #:nodoc: - class SmallCache < ThreadSafe::Cache + class SmallCache < Concurrent::Map def initialize(options = {}) super(options.merge(:initial_capacity => 2)) end @@ -52,6 +52,7 @@ module ActionView def initialize @data = SmallCache.new(&KEY_BLOCK) + @query_cache = SmallCache.new end # Cache the templates returned by the block @@ -70,8 +71,17 @@ module ActionView end end + def cache_query(query) # :nodoc: + if Resolver.caching? + @query_cache[query] ||= canonical_no_templates(yield) + else + yield + end + end + def clear @data.clear + @query_cache.clear end private @@ -116,6 +126,10 @@ module ActionView end end + def find_all_with_query(query) # :nodoc: + @cache.cache_query(query) { find_template_paths(File.join(@path, query)) } + end + private delegate :caching?, to: :class @@ -181,9 +195,9 @@ module ActionView def query(path, details, formats) query = build_query(path, details) - template_paths = find_template_paths query + template_paths = find_template_paths(query) - template_paths.map { |template| + template_paths.map do |template| handler, format, variant = extract_handler_and_format_and_variant(template, formats) contents = File.binread(template) @@ -193,36 +207,36 @@ module ActionView :variant => variant, :updated_at => mtime(template) ) - } + end end def find_template_paths(query) - Dir[query].reject { |filename| + Dir[query].reject do |filename| File.directory?(filename) || # deals with case-insensitive file systems. !File.fnmatch(query, filename, File::FNM_EXTGLOB) - } + end end # Helper for building query glob string based on resolver's pattern. def build_query(path, details) query = @pattern.dup - prefix = path.prefix.empty? ? "" : "#{escape_entry(path.prefix)}\\1" - query.gsub!(/\:prefix(\/)?/, prefix) + prefix = path.prefix.empty? ? '' : "#{escape_entry(path.prefix)}\\1" + query.gsub!(/:prefix(\/)?/, prefix) partial = escape_entry(path.partial? ? "_#{path.name}" : path.name) - query.gsub!(/\:action/, partial) + query.gsub!(/:action/, partial) details.each do |ext, variants| - query.gsub!(/\:#{ext}/, "{#{variants.compact.uniq.join(',')}}") + query.gsub!(/:#{ext}/, "{#{variants.compact.uniq.join(',')}}") end File.expand_path(query, @path) end def escape_entry(entry) - entry.gsub(/[*?{}\[\]]/, '\\\\\\&') + entry.gsub(/[*?{}\[\]]/, '\\\\\\&'.freeze) end # Returns the file mtime from the filesystem. @@ -234,7 +248,7 @@ module ActionView # from the path, or the handler, we should return the array of formats given # to the resolver. def extract_handler_and_format_and_variant(path, default_formats) - pieces = File.basename(path).split(".") + pieces = File.basename(path).split('.'.freeze) pieces.shift extension = pieces.pop @@ -270,7 +284,7 @@ module ActionView # # ActionController::Base.view_paths = FileSystemResolver.new( # Rails.root.join("app/views"), - # ":prefix{/:locale}/:action{.:formats,}{+:variants,}{.:handlers,}" + # ":prefix/:action{.:locale,}{.:formats,}{+:variants,}{.:handlers,}", # ) # # ==== Pattern format and variables |