datastream_behavior.rb in ddr-models-3.0.0.alpha.3

- old
+ new
@@ -1,83 +1,82 @@
-module Ddr
-  module Datastreams
-    module DatastreamBehavior
+module Ddr::Datastreams
+  module DatastreamBehavior
+    extend Deprecation
 
-      DEFAULT_FILE_EXTENSION = "bin"
-      STRFTIME_FORMAT = "%Y-%m-%dT%H:%M:%S.%LZ"
+    DEFAULT_FILE_EXTENSION = "bin"
+    STRFTIME_FORMAT = "%Y-%m-%dT%H:%M:%S.%LZ"
 
-      def dsid
-        warn "[DEPRECATION] `dsid` is no longer a datastream/file method." \
-             " Use `File.basename(id)`."
-        if id
-          ::File.basename(id)
-        end
+    def dsid
+      Deprecation.warn(DatastreamBehavior,
+                       "`dsid` is no longer a datastream/file method. Use `File.basename(id)`.")
+      if id
+        ::File.basename(id)
       end
+    end
 
-      def dsCreateDate
-        warn "[DEPRECATION] `dsCreateDate` is no longer a datastream/file method." \
-             " Use `create_date` instead."
-        create_date
-      end
+    def dsCreateDate
+      Deprecation.warn(DatastreamBehavior,
+                       "`dsCreateDate` is no longer a datastream/file method. Use `create_date` instead.")
+      create_date
+    end
 
-      def validate_checksum!(checksum_value, checksum_type=nil)
-        raise Ddr::Models::Error, "Checksum cannot be validated on new datastream." if new_record?
-        raise Ddr::Models::Error, "Checksum cannot be validated on unpersisted content." if content_changed?
-        raise Ddr::Models::ChecksumInvalid, "The repository internal checksum validation failed." unless check_fixity
-        algorithm = checksum_type || checksum.algorithm
-        calculated_checksum = if algorithm == checksum.algorithm
-                                checksum.value
-                              else
-                                content_digest(algorithm)
-                              end
-        if checksum_value == calculated_checksum
-          "The checksum #{algorithm}:#{checksum_value} is valid for datastream #{dsid}."
-        else
-          raise Ddr::Models::ChecksumInvalid, "The checksum #{algorithm}:#{checksum_value} is not valid for datastream #{dsid}."
-        end
+    def validate_checksum!(checksum_value, checksum_type=nil)
+      raise Ddr::Models::Error, "Checksum cannot be validated on new datastream." if new_record?
+      raise Ddr::Models::Error, "Checksum cannot be validated on unpersisted content." if content_changed?
+      raise Ddr::Models::ChecksumInvalid, "The repository internal checksum validation failed." unless check_fixity
+      algorithm = checksum_type || checksum.algorithm
+      calculated_checksum = if algorithm == checksum.algorithm
+                              checksum.value
+                            else
+                              content_digest(algorithm)
+                            end
+      if checksum_value == calculated_checksum
+        "The checksum #{algorithm}:#{checksum_value} is valid for datastream #{dsid}."
+      else
+        raise Ddr::Models::ChecksumInvalid, "The checksum #{algorithm}:#{checksum_value} is not valid for datastream #{dsid}."
       end
+    end
 
-      def create_date_string
-        dsCreateDate.strftime(STRFTIME_FORMAT) if dsCreateDate
-      end
+    def create_date_string
+      dsCreateDate.strftime(STRFTIME_FORMAT) if dsCreateDate
+    end
 
-      def content_digest(algorithm)
-        Ddr::Utils.digest(content, algorithm)
-      end
+    def content_digest(algorithm)
+      Ddr::Utils.digest(content, algorithm)
+    end
 
-      # Return default file extension for datastream based on MIME type
-      def default_file_extension
-        mimetypes = MIME::Types[mime_type]
-        return mimetypes.first.extensions.first unless mimetypes.empty?
-        case mime_type
-        when 'application/n-triples'
-          'txt'
-        else
-          DEFAULT_FILE_EXTENSION
-        end
+    # Return default file extension for datastream based on MIME type
+    def default_file_extension
+      mimetypes = MIME::Types[mime_type]
+      return mimetypes.first.extensions.first unless mimetypes.empty?
+      case mime_type
+      when 'application/n-triples'
+        'txt'
+      else
+        DEFAULT_FILE_EXTENSION
       end
+    end
 
-      def default_file_prefix
-        (id && id.gsub(/\//, "_")) || "NEW"
-      end
+    def default_file_prefix
+      (id && id.gsub(/\//, "_")) || "NEW"
+    end
 
-      # Return default file name
-      def default_file_name
-        [ default_file_prefix, default_file_extension ].join(".")
-      end
+    # Return default file name
+    def default_file_name
+      [ default_file_prefix, default_file_extension ].join(".")
+    end
 
-      def tempfile(prefix: nil, suffix: nil)
-        if empty?
-          raise Ddr::Models::Error, "Refusing to create tempfile for empty datastream!"
-        end
-        prefix ||= default_file_prefix + "--"
-        suffix ||= "." + default_file_extension
-        Tempfile.open [prefix, suffix], encoding: Encoding::ASCII_8BIT do |f|
-          f.write(content)
-          f.close
-          yield f
-        end
+    def tempfile(prefix: nil, suffix: nil)
+      if empty?
+        raise Ddr::Models::Error, "Refusing to create tempfile for empty datastream!"
       end
-
+      prefix ||= default_file_prefix + "--"
+      suffix ||= "." + default_file_extension
+      Tempfile.open [prefix, suffix], encoding: Encoding::ASCII_8BIT do |f|
+        f.write(content)
+        f.close
+        yield f
+      end
     end
+
   end
 end