implements property parsers as defined in wiki

lib/microformats2.rb

@@ -5,6 +5,11 @@ require "microformats2/version"
 require "microformats2/parser"
 require "microformats2/collection"
 require "microformats2/format"
+require "microformats2/property/parser"
+require "microformats2/property/text"
+require "microformats2/property/url"
+require "microformats2/property/date_time"
+require "microformats2/property/embedded"
 require "microformats2/property"
 
 module Microformats2

lib/microformats2/property.rb

@@ -1,58 +1,5 @@
 module Microformats2
   module Property
-    class Parser < Microformats2::Parser
-      attr_accessor :value
-
-      def parse(element, format_classes=[])
-        if format_classes.length >= 1
-          parse_microformat(element, format_classes)
-        end
-        @value = parse_flat_element(element)
-        self
-      end
-
-      def to_hash
-        if @formats.empty?
-          hash_safe_value
-        else
-          { value: hash_safe_value }.merge @formats.first.to_hash
-        end
-      end
-
-      def hash_safe_value
-        @value
-      end
-    end
-
-    class Text < Property::Parser
-      def parse_flat_element(element)
-        element.text.gsub(/\n+/, " ").gsub(/\s+/, " ").strip
-      end
-    end
-
-    class Url < Property::Parser
-      def parse_flat_element(element)
-        (element.attribute("href") || element.attribute("src") || element.text).to_s
-      end
-    end
-
-    class DateTime < Property::Parser
-      def parse_flat_element(element)
-        ::DateTime.parse(element.attribute("datetime") || element.text)
-      rescue ArgumentError => e
-        (element.attribute("datetime") || element.text).to_s
-      end
-      def hash_safe_value
-        @value.to_s
-      end
-    end
-
-    class Embedded < Property::Parser
-      def parse_flat_element(element)
-        element.inner_html.strip
-      end
-    end
-
     Parsers = {
       "p" => Text,
       "u" => Url,

lib/microformats2/property/date_time.rb

@@ -0,0 +1,47 @@
+module Microformats2
+	module Property
+    class DateTime < Property::Parser
+      def hash_safe_value
+        @value.to_s
+      end
+
+			def parse_flat_element(element)
+				value = Element.new(element).value
+				begin
+					::DateTime.parse(value)
+        rescue ArgumentError => e
+			   value
+				end
+			end
+
+			class Element < Struct.new(:element)
+				ATTR_MAP = {
+					"time" => "datetime",
+					"ins" => "datetime",
+					"abbr" => "title",
+					"data" => "value"
+				}
+
+				def value
+					value_class_pattern || element_value || text_value
+				end
+
+				def value_class_pattern
+					# TODO
+				end
+
+				def element_value
+					element.attribute(attribute).to_s if attribute
+				end
+
+				def text_value
+					element.inner_text.gsub(/\n+/, " ").gsub(/\s+/, " ").strip
+				end
+
+				def attribute
+					ATTR_MAP[element.name]
+				end
+			end
+    end
+	end
+end

lib/microformats2/property/embedded.rb

@@ -0,0 +1,9 @@
+module Microformats2
+	module Property
+    class Embedded < Property::Parser
+      def parse_flat_element(element)
+        element.inner_html.strip
+      end
+    end
+	end
+end

lib/microformats2/property/parser.rb

@@ -0,0 +1,27 @@
+module Microformats2
+  module Property
+    class Parser < Microformats2::Parser
+      attr_accessor :value
+
+      def parse(element, format_classes=[])
+        if format_classes.length >= 1
+          parse_microformat(element, format_classes)
+        end
+        @value = parse_flat_element(element)
+        self
+      end
+
+      def to_hash
+        if @formats.empty?
+          hash_safe_value
+        else
+          { value: hash_safe_value }.merge @formats.first.to_hash
+        end
+      end
+
+      def hash_safe_value
+        @value
+      end
+    end
+  end
+end

lib/microformats2/property/text.rb

@@ -0,0 +1,38 @@
+module Microformats2
+	module Property
+    class Text < Property::Parser
+			def parse_flat_element(element)
+				Element.new(element).value
+			end
+
+			class Element < Struct.new(:element)
+				ATTR_MAP = {
+					"abbr" => "title",
+					"data" => "value",
+					"img" => "alt",
+					"area" => "alt"
+				}
+
+				def value
+					value_class_pattern || element_value || text_value
+				end
+
+				def value_class_pattern
+					# TODO
+				end
+
+				def element_value
+					element.attribute(attribute).to_s if attribute
+				end
+
+				def text_value
+					element.inner_text.gsub(/\n+/, " ").gsub(/\s+/, " ").strip
+				end
+
+				def attribute
+					ATTR_MAP[element.name]
+				end
+			end
+    end
+	end
+end

lib/microformats2/property/url.rb

@@ -0,0 +1,40 @@
+module Microformats2
+	module Property
+    class Url < Property::Parser
+			def parse_flat_element(element)
+				Element.new(element).value
+			end
+
+			class Element < Struct.new(:element)
+				ATTR_MAP = {
+					"a" => "href",
+					"area" => "href",
+					"img" => "src",
+					"object" => "data",
+					"abbr" => "title",
+					"data" => "value"
+				}
+
+				def value
+					value_class_pattern || element_value || text_value
+				end
+
+				def value_class_pattern
+					# TODO
+				end
+
+				def element_value
+					element.attribute(attribute).to_s if attribute
+				end
+
+				def text_value
+					element.inner_text.gsub(/\n+/, " ").gsub(/\s+/, " ").strip
+				end
+
+				def attribute
+					ATTR_MAP[element.name]
+				end
+			end
+    end
+	end
+end