diff --git a/Gemfile b/Gemfile
index 7280eeebc..e3baba302 100644
--- a/Gemfile
+++ b/Gemfile
@@ -37,6 +37,9 @@ gem 'rack-attack'
gem 'google_drive'
gem 'lazy_high_charts'
+# For RSS feed
+gem 'ruby-mp3info', :require => 'mp3info'
+
group :development do
gem 'web-console'
gem 'spring'
diff --git a/Gemfile.lock b/Gemfile.lock
index 07732c6a9..d5ca375b3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -285,6 +285,7 @@ GEM
rspec-retry (0.6.1)
rspec-core (> 3.3)
rspec-support (3.8.0)
+ ruby-mp3info (0.8.10)
ruby_dep (1.5.0)
ruby_parser (3.12.0)
sexp_processor (~> 4.9)
@@ -428,6 +429,7 @@ DEPENDENCIES
rake
rspec-rails (~> 3.5)
rspec-retry
+ ruby-mp3info
sass-rails
scrivito (~> 1.15.0)
scrivito_section_widgets
diff --git a/app/controllers/podcasts_controller.rb b/app/controllers/podcasts_controller.rb
index 586e0462c..f5aa1673d 100644
--- a/app/controllers/podcasts_controller.rb
+++ b/app/controllers/podcasts_controller.rb
@@ -14,4 +14,15 @@ def show
@content = Kramdown::Document.new(@episode.content, input: 'GFM').to_html
@url = request.url
end
+
+ def feed
+ @episodes = Podcast.all.sort_by{|episode| episode.published_at}
+ @base_url = request.base_url
+ @author = "一般社団法人 CoderDojo Japan"
+ @art_work_url = "https://coderdojo.jp/podcasts/cover.jpg"
+ @current_year = Time.current.year
+ respond_to do |format|
+ format.rss { render :layout => false }
+ end
+ end
end
diff --git a/app/models/podcast.rb b/app/models/podcast.rb
index 642191e97..bd0df6d13 100644
--- a/app/models/podcast.rb
+++ b/app/models/podcast.rb
@@ -28,6 +28,20 @@ def exists?(offset: 0)
File.exists?("#{DIR_PATH}/#{self.filename.to_i + offset}.md")
end
+ def filesize
+ @size ||= File.size("#{DIR_PATH}/#{self.filename}.mp3")
+ end
+
+ def duration
+ return @duration if @duration
+
+ path = "#{DIR_PATH}/#{self.filename}.mp3"
+ open_opts = { :encoding => 'utf-8' }
+ Mp3Info.open(path, open_opts) do |mp3info|
+ @duration = Time.at(mp3info.length).utc.strftime('%H:%M:%S')
+ end
+ end
+
def title
@title ||= exists? ? self.content.lines.first[2..-1].strip.gsub('
', '') : ''
end
@@ -36,6 +50,10 @@ def description
@desc ||= exists? ? self.content.lines.reject{|l| l =~ /^(\n|<)/ }.second.delete('
').strip : ''
end
+ def published_at
+ @published_at ||= exists? ? Time.parse(self.content.lines.second.gsub(/<.+?>/, '').delete('収録日: ')) : ''
+ end
+
def content
@content ||= exists? ? File.read(path) : ''
end
diff --git a/app/views/podcasts/feed.rss.builder b/app/views/podcasts/feed.rss.builder
new file mode 100644
index 000000000..72650ed74
--- /dev/null
+++ b/app/views/podcasts/feed.rss.builder
@@ -0,0 +1,36 @@
+xml.instruct! :xml, :version => "1.0"
+xml.rss :version => "2.0", "xmlns:itunes" => "http://www.itunes.com/dtds/Podcast-1.0.dtd" do
+ xml.channel do
+ xml.title full_title ""
+ xml.description full_description ""
+ xml.link root_url
+ xml.image @art_work_url
+ xml.author @author
+ xml.copyright "Copyright © 2012-#{@current_year} #{@author}"
+ xml.language "ja"
+ xml.itunes :category, :text => "Technology" do
+ xml.itunes :category, :text => "Software How-To"
+ xml.itunes :category, :text => "Podcasting"
+ end
+ xml.itunes :type, "serial"
+ xml.itunes :explicit, "clean"
+
+ @episodes.each do |episode|
+ xml.item do
+ xml.title episode.title
+ xml.author @author
+ xml.description episode.description
+ xml.link "#{@base_url}#{episode.url}"
+ xml.guid({:isPermaLink => "false"}, "#{@base_url}#{episode.url}")
+ xml.itunes :explicit, "clean"
+ xml.published_at episode.published_at.rfc2822
+ xml.enclosure({
+ :url => "#{@base_url}#{episode.url}.mp3",
+ :length => episode.filesize,
+ :type => "audio/mpeg"}
+ )
+ xml.itunes :duration, episode.duration
+ end
+ end
+ end
+end
diff --git a/config/routes.rb b/config/routes.rb
index b373d85b2..6b6c843ce 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -11,6 +11,7 @@
get "/docs/charter_en", to: redirect('/charter_en')
get "/docs/financial-report", to: redirect('/financial-report')
get "/login", to: redirect('/login-8717e64efaf19d7d')
+ get "/podcasts/feed" => "podcasts#feed"
get "/charter" => "docs#show", id: 'charter'
get "/charter_en" => "docs#show", id: 'charter_en'
get "/financial-report" => "docs#show", id: 'financial-report'
diff --git a/public/podcasts/apple-rss-cover.jpg b/public/podcasts/apple-rss-cover.jpg
new file mode 100644
index 000000000..5b41b4d9a
Binary files /dev/null and b/public/podcasts/apple-rss-cover.jpg differ
diff --git a/public/podcasts/apple-rss-cover.pxm b/public/podcasts/apple-rss-cover.pxm
new file mode 100644
index 000000000..cd138ef7b
Binary files /dev/null and b/public/podcasts/apple-rss-cover.pxm differ
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