[sosi2osm] 16/30: Implement titlecase for addr:city in adresser.lua

[Ruben Undheim]

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rubund-guest pushed a commit to branch upstream
in repository sosi2osm.

commit ef77516f0b10d3fa2b0f0dde148836c1480dfa9b
Author: Knut Arne Bjørndal <bob at cakebox.net>
Date:   Fri Oct 11 23:05:25 2013 +0200

    Implement titlecase for addr:city in adresser.lua
---
 lua/adresser.lua | 23 ++++++++++++++++++++++-
 1 file changed, 22 insertions(+), 1 deletion(-)

diff --git a/lua/adresser.lua b/lua/adresser.lua
index b8ac7bb..8ed62ee 100644
--- a/lua/adresser.lua
+++ b/lua/adresser.lua
@@ -1,3 +1,24 @@
+-- Lower with q&d support for norwegian letters
+function norwegian_lower(text)
+	text = string.lower(text)
+	text = string.gsub(text, "Æ", "æ")
+	text = string.gsub(text, "Ø", "ø")
+	text = string.gsub(text, "Å", "å")
+	return text
+end
+
+function initcase(text)
+	text = string.gsub(text, "(([^%s-][\128-\191]*)([^%s-]*))", function (word,initial,rest)
+		if word == "I" or word == "PÅ" then
+			return norwegian_lower(word)
+		else
+			return initial .. norwegian_lower(rest)
+		end
+	end)
+
+	return text
+end
+
 out = {}
 
 local address = true
@@ -19,7 +40,7 @@ for i, indent, tokens in tokens, info, 0 do
 	elseif tokens[1] == "POSTNR" then
 		out["addr:postcode"] = tokens[2]
 	elseif tokens[1] == "POSTNAVN" then
-		out["addr:city"] = tokens[2]
+		out["addr:city"] = initcase(tokens[2])
 	end
 end
 

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