openstreetmap-website/app/helpers/browse_helper.rb

205 lines
8.5 KiB
Ruby

require "cgi"
module BrowseHelper
def printable_name(object, version = false)
id = if object.id.is_a?(Array)
object.id[0]
else
object.id
end
name = t "printable_name.with_id", :id => id.to_s
name = t "printable_name.with_version", :id => name, :version => object.version.to_s if version
# don't look at object tags if redacted, so as to avoid giving
# away redacted version tag information.
unless object.redacted?
locale = I18n.locale.to_s
locale = locale.sub(/-[^-]+/, "") while locale =~ /-[^-]+/ && !object.tags.include?("name:#{I18n.locale}")
if object.tags.include? "name:#{locale}"
name = t "printable_name.with_name_html", :name => content_tag(:bdi, object.tags["name:#{locale}"].to_s), :id => content_tag(:bdi, name)
elsif object.tags.include? "name"
name = t "printable_name.with_name_html", :name => content_tag(:bdi, object.tags["name"].to_s), :id => content_tag(:bdi, name)
elsif object.tags.include? "ref"
name = t "printable_name.with_name_html", :name => content_tag(:bdi, object.tags["ref"].to_s), :id => content_tag(:bdi, name)
end
end
name
end
def link_class(type, object)
classes = [type]
if object.redacted?
classes << "deleted"
else
classes += icon_tags(object).flatten.map { |t| h(t) }
classes << "deleted" unless object.visible?
end
classes.join(" ")
end
def link_title(object)
if object.redacted?
""
else
h(icon_tags(object).map { |k, v| k + "=" + v }.to_sentence)
end
end
def link_follow(object)
"nofollow" if object.tags.empty?
end
def format_key(key)
if url = wiki_link("key", key)
link_to h(key), url, :title => t("browse.tag_details.wiki_link.key", :key => key)
else
h(key)
end
end
def format_value(key, value)
if wp = wikipedia_link(key, value)
link_to h(wp[:title]), wp[:url], :title => t("browse.tag_details.wikipedia_link", :page => wp[:title])
elsif wdt = wikidata_links(key, value)
# IMPORTANT: Note that wikidata_links() returns an array of hashes, unlike for example wikipedia_link(),
# which just returns one such hash.
wdt = wdt.map do |w|
link_to(w[:title], w[:url], :title => t("browse.tag_details.wikidata_link", :page => w[:title].strip))
end
safe_join(wdt, ";")
elsif url = wiki_link("tag", "#{key}=#{value}")
link_to h(value), url, :title => t("browse.tag_details.wiki_link.tag", :key => key, :value => value)
elsif url = telephone_link(key, value)
link_to h(value), url, :title => t("browse.tag_details.telephone_link", :phone_number => value)
elsif colour_value = colour_preview(key, value)
content_tag(:span, "", :class => "colour-preview-box", :"data-colour" => colour_value, :title => t("browse.tag_details.colour_preview", :colour_value => colour_value)) + colour_value
else
linkify h(value)
end
end
def type_and_paginated_count(type, pages)
if pages.page_count == 1
t "browse.changeset.#{type}",
:count => pages.item_count
else
t "browse.changeset.#{type}_paginated",
:x => pages.current_page.first_item,
:y => pages.current_page.last_item,
:count => pages.item_count
end
end
private
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
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.dig(locale, type, lookup_us)
url = "https://wiki.openstreetmap.org/wiki/#{page}?uselang=#{locale}"
elsif page = WIKI_PAGES.dig("en", type, lookup_us)
url = "https://wiki.openstreetmap.org/wiki/#{page}?uselang=#{locale}"
end
url
end
def wikipedia_link(key, value)
# Some k/v's are wikipedia=http://en.wikipedia.org/wiki/Full%20URL
return nil if value =~ %r{^https?://}
if key == "wikipedia"
# This regex should match Wikipedia language codes, everything
# from de to zh-classical
lang = if value =~ /^([a-z-]{2,12}):(.+)$/i
# Value is <lang>:<title> so split it up
# Note that value is always left as-is, see: https://trac.openstreetmap.org/ticket/4315
Regexp.last_match(1)
else
# Value is <title> so default to English Wikipedia
"en"
end
elsif key =~ /^wikipedia:(\S+)$/
# Language is in the key, so assume value is the title
lang = Regexp.last_match(1)
else
# Not a wikipedia key!
return nil
end
if value =~ /^([^#]*)#(.*)/
# Contains a reference to a section of the wikipedia article
# Must break it up to correctly build the url
value = Regexp.last_match(1)
section = "#" + Regexp.last_match(2)
encoded_section = "#" + CGI.escape(Regexp.last_match(2).gsub(/ +/, "_")).tr("%", ".")
else
section = ""
encoded_section = ""
end
{
:url => "https://#{lang}.wikipedia.org/wiki/#{value}?uselang=#{I18n.locale}#{encoded_section}",
:title => value + section
}
end
def wikidata_links(key, value)
# The simple wikidata-tag (this is limited to only one value)
if key == "wikidata" && value =~ /^[Qq][1-9][0-9]*$/
return [{
:url => "//www.wikidata.org/wiki/#{value}?uselang=#{I18n.locale}",
:title => value
}]
# Key has to be one of the accepted wikidata-tags
elsif key =~ /(architect|artist|brand|name:etymology|network|operator|subject):wikidata/ &&
# Value has to be a semicolon-separated list of wikidata-IDs (whitespaces allowed before and after semicolons)
value =~ /^[Qq][1-9][0-9]*(\s*;\s*[Qq][1-9][0-9]*)*$/
# Splitting at every semicolon to get a separate hash for each wikidata-ID
return value.split(";").map do |id|
{ :title => id, :url => "//www.wikidata.org/wiki/#{id.strip}?uselang=#{I18n.locale}" }
end
end
nil
end
def telephone_link(_key, value)
# does it look like a phone number? eg "+1 (234) 567-8901 " ?
return nil unless value =~ %r{^\s*\+[\d\s\(\)/\.-]{6,25}\s*$}
# remove all whitespace instead of encoding it http://tools.ietf.org/html/rfc3966#section-5.1.1
# "+1 (234) 567-8901 " -> "+1(234)567-8901"
value_no_whitespace = value.gsub(/\s+/, "")
"tel:#{value_no_whitespace}"
end
def colour_preview(key, value)
return nil unless key =~ /^(?>.+:)?colour$/ && !value.nil? # see discussion at https://github.com/openstreetmap/openstreetmap-website/pull/1779
# does value look like a colour? ( 3 or 6 digit hex code or w3c colour name)
w3c_colors =
%w[aliceblue antiquewhite aqua aquamarine azure beige bisque black blanchedalmond blue blueviolet brown burlywood cadetblue chartreuse chocolate coral cornflowerblue cornsilk crimson cyan darkblue darkcyan darkgoldenrod darkgray darkgrey darkgreen darkkhaki darkmagenta darkolivegreen darkorange darkorchid darkred darksalmon darkseagreen darkslateblue darkslategray
darkslategrey darkturquoise darkviolet deeppink deepskyblue dimgray dimgrey dodgerblue firebrick floralwhite forestgreen fuchsia gainsboro ghostwhite gold goldenrod gray grey green greenyellow honeydew hotpink indianred indigo ivory khaki lavender lavenderblush lawngreen lemonchiffon lightblue lightcoral lightcyan lightgoldenrodyellow lightgray lightgrey lightgreen
lightpink lightsalmon lightseagreen lightskyblue lightslategray lightslategrey lightsteelblue lightyellow lime limegreen linen magenta maroon mediumaquamarine mediumblue mediumorchid mediumpurple mediumseagreen mediumslateblue mediumspringgreen mediumturquoise mediumvioletred midnightblue mintcream mistyrose moccasin navajowhite navy oldlace olive olivedrab orange
orangered orchid palegoldenrod palegreen paleturquoise palevioletred papayawhip peachpuff peru pink plum powderblue purple red rosybrown royalblue saddlebrown salmon sandybrown seagreen seashell sienna silver skyblue slateblue slategray slategrey snow springgreen steelblue tan teal thistle tomato turquoise violet wheat white whitesmoke yellow yellowgreen]
return nil unless value =~ /^#([0-9a-fA-F]{3}){1,2}$/ || w3c_colors.include?(value.downcase)
value
end
end