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authorAzul <azul@riseup.net>2016-10-20 14:39:33 +0200
committerAzul <azul@riseup.net>2016-10-20 14:39:33 +0200
commitb97daaed9b513006ace7e8eb5232a2211e965e77 (patch)
treee27002e8368e92410e5d4af2a945260c2ea6e2d1 /app/controllers/api/messages_controller.rb
parentc6c4d9fd10b8ca8e24889112727e44c9bf68dd60 (diff)
parent6eb2dae802e5453e2a4361ab28f614cce9294f4c (diff)
Merge remote-tracking branch 'origin/develop'
We'll only use the master branch for development from now on.
Diffstat (limited to 'app/controllers/api/messages_controller.rb')
-rw-r--r--app/controllers/api/messages_controller.rb119
1 files changed, 119 insertions, 0 deletions
diff --git a/app/controllers/api/messages_controller.rb b/app/controllers/api/messages_controller.rb
new file mode 100644
index 0000000..a69a40a
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+++ b/app/controllers/api/messages_controller.rb
@@ -0,0 +1,119 @@
+module Api
+ class MessagesController < ApiController
+
+ before_filter :require_login
+
+ def index
+ if Dir.exist?(motd_dir)
+ if !CommonLanguages::available_code?(params[:locale])
+ locale = 'en'
+ else
+ locale = params[:locale]
+ end
+ render json: motd_files_for_locale(locale)
+ else
+ render json: []
+ end
+ end
+
+ # disable per-user messages for now, not supported in the client
+ #def update
+ # if message = Message.find(params[:id])
+ # message.mark_as_read_by(current_user)
+ # message.save
+ # render json: success(:marked_as_read)
+ # else
+ # render json: error(:not_found), status: :not_found
+ # end
+ #end
+
+ private
+
+ #
+ # returns list of messages, for example:
+ #
+ # [
+ # {"id": 1, "locale": "en", "text": "<message text>"},
+ # {"id": 2, "locale": "en", "text": "<message text>"}
+ # ]
+ #
+ # Each message is present only once, using the best choice
+ # for the locale. The order is determined by the id.
+ #
+ def motd_files_for_locale(locale)
+ files = []
+ motd_files.keys.each do |id|
+ if motd_files[id].key?(locale)
+ msg_locale = locale
+ elsif motd_files[id].key?('en')
+ msg_locale = 'en'
+ else
+ msg_locale = motd_files[id].keys.first
+ end
+ files << {
+ "id" => id,
+ "locale" => msg_locale,
+ "text" => motd_files[id][msg_locale]
+ }
+ end
+ files.sort! {|a,b| a["id"].to_i <=> b["id"].to_i }
+ return files
+ end
+
+ #
+ # returns messages of the day as a hash:
+ # { "1": {"en": "message"}, "2": {"en": "message"} }
+ #
+ def motd_files
+ if motd_changed? || @motd_files.nil?
+ @motd_files = load_motd_files
+ else
+ @motd_files
+ end
+ end
+
+ def motd_changed?
+ newest = Dir.glob(File.join(motd_dir, '*.{html,md}')).collect{|file| File.mtime(file)}.max
+ if @timestamp.nil?
+ @timestamp = newest
+ return true
+ elsif @timestamp < newest
+ @timestamp = newest
+ return true
+ else
+ return false
+ end
+ end
+
+ def load_motd_files
+ files = {}
+ Dir.glob(File.join(motd_dir, '*.{html,md}')).each do |file|
+ id, locale, msg = parse_motd_file(file)
+ next unless id
+ files[id] ||= {}
+ files[id][locale] = msg
+ end
+ files
+ end
+
+ def parse_motd_file(file)
+ id, locale, ext = File.basename(file).split('.')
+ if id.nil? || locale.nil? || ext.nil? || id.to_i.to_s != id || !['md', 'html'].include?(ext)
+ Rails.logger.error "ERROR: Could not parse MOTD file #{file}"
+ return nil
+ end
+ contents = File.read(file)
+ if ext == "md"
+ msg = RDiscount.new(contents, :autolink).to_html
+ elsif ext == "html"
+ msg = File.read(file)
+ end
+ return id, locale, msg
+ end
+
+ def motd_dir
+ File.join(APP_CONFIG['customization_directory'], 'motd')
+ end
+
+ end
+end