From d2585ea0445ea5190fdbd578911c7e3489856086 Mon Sep 17 00:00:00 2001
From: Tom Hughes <tom@compton.nu>
Date: Thu, 22 Apr 2010 10:41:53 +0100
Subject: [PATCH] Tweak wikipedia links stuff

---
 app/helpers/browse_helper.rb | 39 ++++++++++++++++++------------------
 config/locales/en.yml        |  2 +-
 2 files changed, 20 insertions(+), 21 deletions(-)

diff --git a/app/helpers/browse_helper.rb b/app/helpers/browse_helper.rb
index 07dd866ba..d2c2b5807 100644
--- a/app/helpers/browse_helper.rb
+++ b/app/helpers/browse_helper.rb
@@ -26,7 +26,7 @@ module BrowseHelper
 
   def format_value(key, value)
     if wp = wikipedia_link(key, value)
-      link_to h(wp['title']), wp['url'], :title => t('browse.tag_details.wiki_link.wikipedia', :page => wp['title'])
+      link_to h(wp[:title]), wp[:url], :title => t('browse.tag_details.wikipedia_link', :page => wp[:title])
     elsif url = wiki_link("tag", "#{key}=#{value}")
       link_to h(value), url, :title => t('browse.tag_details.wiki_link.tag', :key => key, :value => value)
     else
@@ -49,32 +49,31 @@ private
   end
 
   def wikipedia_link(key, value)
-    # English Wikipedia by default
-    lang = 'en'
-
-    if key == 'wikipedia' or key =~ /^wikipedia:(\S+)$/
-      mylang = $1
-
-      # Some k/v's are wikipedia=http://en.wikipedia.org/wiki/Full%20URL
-      return nil if value =~ /^http:\/\//
-
-      if mylang
-        lang = mylang
+    if key == "wikipedia"
       # This regex should match Wikipedia language codes, everything
       # from de to zh-classical
-      elsif value =~ /^([a-z-]{2,12}):(.+)$/
+      if value =~ /^([a-z-]{2,12}):(.+)$/
+        # Value is <lang>:<title> so split it up
         lang  = $1
-        # Don't display e.g. "en:Foobar" as the title, just "Foobar"
         value = $2
+      else
+        # Value is <title> so default to English Wikipedia
+        lang = 'en'
       end
-
-      locale = I18n.locale.to_s
-      return {
-        'url' => "http://#{lang}.wikipedia.org/wiki/#{value}?uselang=#{locale}",
-        'title' => value
-      }
+    elsif key =~ /^wikipedia:(\S+)$/
+      # Language is in the key, so assume value is a simple title
+      lang = $1
     else
+      # Not a wikipedia key!
       return nil
     end
+
+    # Some k/v's are wikipedia=http://en.wikipedia.org/wiki/Full%20URL
+    return nil if value =~ /^http:\/\//
+
+    return {
+      :url => "http://#{lang}.wikipedia.org/wiki/#{value}?uselang=#{I18n.locale}",
+      :title => value
+    }
   end
 end
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 4883b9b07..eb5173217 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -236,7 +236,7 @@ en:
       wiki_link:
         key: "The wiki description page for the {{key}} tag"
         tag: "The wiki description page for the {{key}}={{value}} tag"
-        wikipedia: "The {{page}} article on Wikipedia"
+      wikipedia_link: "The {{page}} article on Wikipedia"
     way_details:
       nodes: "Nodes:"
       part_of: "Part of:"
-- 
2.43.2