Add locales and views for lines

1 files changed, 54 insertions, 0 deletions

diff --git a/lib/array_ext.rb b/lib/array_ext.rb
new file mode 100644
index 000000000..438d92ee2
--- /dev/null
+++ b/lib/array_ext.rb
@@ -0,0 +1,54 @@
+class Array
+
+  def order_by(order)
+    attribute, direction = order.first
+
+    self.sort{ |a,b|
+      sa, sb = a.send(attribute.to_sym).to_s, b.send(attribute.to_sym).to_s
+      if ((sa.downcase <=> sb.downcase) == 0)
+      then sa <=> sb
+      else
+        na, nb = self.class.check_regexp(sa, sb)
+        na <=> nb
+      end
+    }.tap do |items|
+      items.reverse! if direction.to_sym == :desc
+    end
+  end
+
+  private
+  # TODO : Puts in a gem this development 
+  def self.check_regexp(sa, sb)
+    regexp = /(^|\D+)(\d+|(\D$))/
+    ma, mb = multireg(regexp,sa), self.multireg(regexp,sb)
+    it = 0
+    equal = 0
+    ret = ["",""]
+    numeric = /(\d+)/
+    while (it < [ma.size,mb.size].min) and (equal==0) 
+      if (ma[it] and mb[it]) and (ma[it][1] and mb[it][1]) \
+        and (numeric.match ma[it][0] and numeric.match mb[it][0])
+        l = [ma[it][2].size,mb[it][2].size].max
+        ret = [self.format(ma[it], l), self.format(mb[it], l)]
+      else 
+        ret = [ma[it][0].downcase, mb[it][0].downcase]
+      end
+      equal = ret[0] <=> ret[1]
+      it+=1
+    end
+    return ret[0], ret[1]
+  end
+
+  def self.multireg rgpx, str
+    result = []
+    while rgpx.match str
+      result.push rgpx.match(str)
+      str = rgpx.match(str).post_match
+    end
+    result
+  end
+
+  def self.format(match_data, length)
+    match_data[1].gsub("_", "").downcase + ("%0#{length}d" % match_data[2].to_i)
+  end
+end