Rename Subscription to Member

[gestion-adh.git] / lib / nos_oignons / member.rb

diff --git a/lib/nos_oignons/member.rb b/lib/nos_oignons/member.rb
new file mode 100644 (file)
index 0000000..9787a63
--- /dev/null
+++ b/lib/nos_oignons/member.rb
@@ -0,0 +1,65 @@
+require 'safe_yaml'
+SafeYAML::OPTIONS[:default_mode] = :safe
+
+module NosOignons
+  MEMBERS_ROOT = 'Membres'
+  MEMBER_FIELDS = [:name, :address, :email, :membership_fee_paid_on]
+  MEMBER_MANDATORY_FIELDS = [:name, :email]
+
+  class Member < Struct.new(*MEMBER_FIELDS)
+    class << self
+      def all
+        Dir.glob("#{MEMBERS_ROOT}/*.mdwn").sort.collect do |file|
+          member_id = File.basename(file).gsub(/\.mdwn$/, '')
+          Member.new(member_id)
+        end
+      end
+
+      def filename_for_id(member_id)
+        "Membres/%06d.mdwn" % member_id
+      end
+
+      def read_from_git(ref, file)
+        IO.popen(['git', 'show', "#{ref}:#{file}"]) do |f|
+          member_id = File.basename(file).gsub(/\.mdwn$/, '')
+          Member.new(member_id, f.read)
+        end
+      end
+    end
+
+    attr_reader :member_id
+
+    def initialize(member_id, page_content=nil)
+      unless member_id =~ /\A\d{6}\z/
+        raise ArgumentError.new('bad member id format')
+      end
+      @member_id = member_id
+      unless page_content
+        page_content = File.open(Member.filename_for_id(member_id)).read
+      end
+      unless page_content.start_with?("---\n")
+        raise ArgumentError.new('content is not a proper YAML document')
+      end
+      data = YAML.load(page_content)
+      MEMBER_FIELDS.each do |field|
+        self[field] = data[field.to_s]
+      end
+      # Immutability for the win
+      MEMBER_FIELDS.each do |field|
+        instance_eval{ undef :"#{field}=" }
+      end
+      MEMBER_MANDATORY_FIELDS.each do |sym|
+        raise ArgumentError.new('missing mandatory fields') unless self[sym]
+      end
+      if membership_fee_paid_on && !membership_fee_paid_on.is_a?(Date)
+        raise ArgumentError.new('membership_fee_paid_on is not a date')
+      end
+    end
+
+    def up_to_date?
+      now = Time.now
+      last_year = Time.new(now.year - 1, now.month, now.day).to_date
+      membership_fee_paid_on && last_year < membership_fee_paid_on
+    end
+  end
+end