+
+private
+
+ ICON_TAGS = [
+ "aeroway", "amenity", "barrier", "building", "highway", "historic", "landuse",
+ "leisure", "man_made", "natural", "railway", "shop", "tourism", "waterway"
+ ]
+
+ def icon_tags(object)
+ object.tags.find_all { |k,v| ICON_TAGS.include? k }
+ end
+
+ def wiki_link(type, lookup)
+ locale = I18n.locale.to_s
+
+ # update-wiki-pages does s/ /_/g on keys before saving them, we
+ # have to replace spaces with underscore so we'll link
+ # e.g. `source=Isle of Man Government aerial imagery (2001)' to
+ # the correct page.
+ lookup_us = lookup.tr(" ", "_")
+
+ if page = WIKI_PAGES[locale][type][lookup_us] rescue nil
+ url = "http://wiki.openstreetmap.org/wiki/#{page}?uselang=#{locale}"
+ elsif page = WIKI_PAGES["en"][type][lookup_us] rescue nil
+ url = "http://wiki.openstreetmap.org/wiki/#{page}?uselang=#{locale}"
+ end
+
+ return url
+ end
+
+ def wikipedia_link(key, value)
+ # Some k/v's are wikipedia=http://en.wikipedia.org/wiki/Full%20URL
+ return nil if value =~ /^https?:\/\//
+
+ if key == "wikipedia"
+ # This regex should match Wikipedia language codes, everything
+ # from de to zh-classical
+ 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
+ lang = $1
+ else
+ # Value is <title> so default to English Wikipedia
+ lang = 'en'
+ end
+ elsif key =~ /^wikipedia:(\S+)$/
+ # Language is in the key, so assume value is a simple title
+ lang = $1
+ else
+ # Not a wikipedia key!
+ return nil
+ end
+
+ return {
+ :url => "http://#{lang}.wikipedia.org/wiki/#{value}?uselang=#{I18n.locale}",
+ :title => value
+ }
+ end