Merge remote-tracking branch 'upstream/pull/1668'

[rails.git] / app / helpers / browse_helper.rb

diff --git a/app/helpers/browse_helper.rb b/app/helpers/browse_helper.rb
index 76a6d5eb109d7e1f01accf651703db42bd64fa26..c4ce41b064df9550fb0113ec9b628a4120f74189 100644 (file)
--- a/app/helpers/browse_helper.rb
+++ b/app/helpers/browse_helper.rb
@@ -1,4 +1,4 @@
-require "uri"
+require "cgi"
 
 module BrowseHelper
   def printable_name(object, version = false)
@@ -99,7 +99,7 @@ module BrowseHelper
 
   private
 
-  ICON_TAGS = %w(aeroway amenity barrier building highway historic landuse leisure man_made natural railway shop tourism waterway).freeze
+  ICON_TAGS = %w[aeroway amenity barrier building highway historic landuse leisure man_made natural railway shop tourism waterway].freeze
 
   def icon_tags(object)
     object.tags.find_all { |k, _v| ICON_TAGS.include? k }.sort
@@ -114,9 +114,9 @@ module BrowseHelper
     # the correct page.
     lookup_us = lookup.tr(" ", "_")
 
-    if page = WIKI_PAGES[locale][type][lookup_us] rescue nil
+    if page = WIKI_PAGES.dig(locale, type, lookup_us)
       url = "http://wiki.openstreetmap.org/wiki/#{page}?uselang=#{locale}"
-    elsif page = WIKI_PAGES["en"][type][lookup_us] rescue nil
+    elsif page = WIKI_PAGES.dig("en", type, lookup_us)
       url = "http://wiki.openstreetmap.org/wiki/#{page}?uselang=#{locale}"
     end
 
@@ -133,14 +133,14 @@ module BrowseHelper
       lang = if value =~ /^([a-z-]{2,12}):(.+)$/i
                # Value is <lang>:<title> so split it up
                # Note that value is always left as-is, see: https://trac.openstreetmap.org/ticket/4315
-               $1
+               Regexp.last_match(1)
              else
                # Value is <title> so default to English Wikipedia
                "en"
              end
     elsif key =~ /^wikipedia:(\S+)$/
       # Language is in the key, so assume value is the title
-      lang = $1
+      lang = Regexp.last_match(1)
     else
       # Not a wikipedia key!
       return nil
@@ -149,9 +149,9 @@ module BrowseHelper
     if value =~ /^([^#]*)#(.*)/
       # Contains a reference to a section of the wikipedia article
       # Must break it up to correctly build the url
-      value = $1
-      section = "#" + $2
-      encoded_section = "#" + URI.encode($2.gsub(/ +/, "_"), /[^A-Za-z0-9:_]/).tr("%", ".")
+      value = Regexp.last_match(1)
+      section = "#" + Regexp.last_match(2)
+      encoded_section = "#" + CGI.escape(Regexp.last_match(2).gsub(/ +/, "_")).tr("%", ".")
     else
       section = ""
       encoded_section = ""