From fcbf63e62c627deae76c1b8cb8c0876c536ed811 Mon Sep 17 00:00:00 2001
From: Jari Vetoniemi <jari.vetoniemi@indooratlas.com>
Date: Mon, 16 Mar 2020 18:49:26 +0900
Subject: Fresh start

---
 jni/ruby/lib/rss/syndication.rb | 68 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 jni/ruby/lib/rss/syndication.rb

(limited to 'jni/ruby/lib/rss/syndication.rb')

diff --git a/jni/ruby/lib/rss/syndication.rb b/jni/ruby/lib/rss/syndication.rb
new file mode 100644
index 0000000..77a84b9
--- /dev/null
+++ b/jni/ruby/lib/rss/syndication.rb
@@ -0,0 +1,68 @@
+require "rss/1.0"
+
+module RSS
+  # The prefix for the Syndication XML namespace.
+  SY_PREFIX = 'sy'
+  # The URI of the Syndication specification.
+  SY_URI = "http://purl.org/rss/1.0/modules/syndication/"
+
+  RDF.install_ns(SY_PREFIX, SY_URI)
+
+  module SyndicationModel
+
+    extend BaseModel
+
+    ELEMENTS = []
+
+    def self.append_features(klass)
+      super
+
+      klass.install_must_call_validator(SY_PREFIX, SY_URI)
+      klass.module_eval do
+        [
+          ["updatePeriod"],
+          ["updateFrequency", :positive_integer]
+        ].each do |name, type|
+          install_text_element(name, SY_URI, "?",
+                               "#{SY_PREFIX}_#{name}", type,
+                               "#{SY_PREFIX}:#{name}")
+        end
+
+        %w(updateBase).each do |name|
+          install_date_element(name, SY_URI, "?",
+                               "#{SY_PREFIX}_#{name}", 'w3cdtf',
+                               "#{SY_PREFIX}:#{name}")
+        end
+      end
+
+      klass.module_eval(<<-EOC, __FILE__, __LINE__ + 1)
+        alias_method(:_sy_updatePeriod=, :sy_updatePeriod=)
+        def sy_updatePeriod=(new_value)
+          new_value = new_value.strip
+          validate_sy_updatePeriod(new_value) if @do_validate
+          self._sy_updatePeriod = new_value
+        end
+      EOC
+    end
+
+    private
+    SY_UPDATEPERIOD_AVAILABLE_VALUES = %w(hourly daily weekly monthly yearly)
+    def validate_sy_updatePeriod(value)
+      unless SY_UPDATEPERIOD_AVAILABLE_VALUES.include?(value)
+        raise NotAvailableValueError.new("updatePeriod", value)
+      end
+    end
+  end
+
+  class RDF
+    class Channel; include SyndicationModel; end
+  end
+
+  prefix_size = SY_PREFIX.size + 1
+  SyndicationModel::ELEMENTS.uniq!
+  SyndicationModel::ELEMENTS.each do |full_name|
+    name = full_name[prefix_size..-1]
+    BaseListener.install_get_text_element(SY_URI, name, full_name)
+  end
+
+end
-- 
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