From 46d2e01a4953b8f54e8625c9111cf5b372d80b49 Mon Sep 17 00:00:00 2001
From: Scott Fleckenstein <nullstyle@gmail.com>
Date: Mon, 2 Nov 2009 18:52:37 -0800
Subject: [PATCH] add sqlite exporter

---
 given_name/j/ja.yml         |  2 ++
 given_name/s/sc.yml         |  1 +
 lib/name-database/entry.rb  | 19 +++++++++++++
 tasks/exporters/sqlite.rake | 53 +++++++++++++++++++++++++++++++++++++
 4 files changed, 75 insertions(+)
 create mode 100644 tasks/exporters/sqlite.rake

diff --git a/given_name/j/ja.yml b/given_name/j/ja.yml
index 36df7dd..14dcb69 100644
--- a/given_name/j/ja.yml
+++ b/given_name/j/ja.yml
@@ -95,6 +95,8 @@
     gender: male
 - james: 
     gender: unisex
+    census1990:
+      frequency: 3.318
 - jamey: 
     gender: unisex
 - jami: 
diff --git a/given_name/s/sc.yml b/given_name/s/sc.yml
index 9c613c8..441f1e9 100644
--- a/given_name/s/sc.yml
+++ b/given_name/s/sc.yml
@@ -7,6 +7,7 @@
     gender: male
 - scott: 
     gender: unisex
+    origin: gaelic
 - scottie: 
     gender: unisex
 - scotty: 
diff --git a/lib/name-database/entry.rb b/lib/name-database/entry.rb
index 4dc3f75..e391dc8 100644
--- a/lib/name-database/entry.rb
+++ b/lib/name-database/entry.rb
@@ -20,6 +20,25 @@ def initialize(set, file, data)
     end
   end
   
+  def metadata_without_nesting
+    returning({}) do |result|
+      NameDatabase::Entry.flattened_meta("", result, meta)
+    end
+  end
+  
+  def self.flattened_meta(prefix, result, meta)
+    meta.each do |key, value|
+      flattened_key = prefix.blank? ? key : "#{prefix}/#{key}"
+      
+      case value
+      when Hash
+        result.merge! flattened_meta(flattened_key, result, value)
+      else
+        result[flattened_key] = value
+      end
+    end
+  end
+  
   
   def path()
     set.data_file_path(name)
diff --git a/tasks/exporters/sqlite.rake b/tasks/exporters/sqlite.rake
new file mode 100644
index 0000000..1ea3a25
--- /dev/null
+++ b/tasks/exporters/sqlite.rake
@@ -0,0 +1,53 @@
+require 'sequel'
+
+task "export:sqlite" => [:db, "export:sqlite:schema"] do
+  
+  #first insert the given_names
+  @names = @output[:names]
+  @meta = @output[:metadata]
+  
+  puts "dumping given names"
+  @db.given_names.each do |entry|
+    row = @names.insert :name => entry.name, :type => "given"
+    
+    entry.metadata_without_nesting.each do |key, value|
+      @meta.insert :key => key, :value => value
+    end
+  end
+  
+  # puts "dumping family names"
+  # @db.family_names.each do |entry|
+  #   @names << {:name => entry.name, :type => "family"}
+  # end
+  
+end
+
+namespace "export:sqlite" do
+  task :db => "out" do
+    
+    existing = Dir["out/*.sqlite"].length
+    path = "out/names#{(".#{existing}" if existing > 0)}.sqlite"
+    
+    @output = Sequel.sqlite(path)
+  end
+  
+  task :schema => "export:sqlite:db" do
+    
+    @output.create_table :names do
+      primary_key :id
+      String :name
+      String :type
+      
+      index [:type, :name]
+    end
+    
+    @output.create_table :metadata do
+      foreign_key :name_id, :names
+      String :key
+      String :value
+      
+      index [:name_id, :key]
+    end
+    
+  end
+end
\ No newline at end of file