Move some helper functions to better homes

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

diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index b2ce9b003f42082480736495006e46591f15b8e3..3213c5e4c41beac7312ca3a26472c5167acd60ea 100644 (file)
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -1,20 +1,16 @@
 module ApplicationHelper
   require 'rexml/document'
 
-  def sanitize(text)
-    Sanitize.clean(text, Sanitize::Config::OSM)
-  end
-
-  def htmlize(text)
-    return linkify(sanitize(simple_format(text)))
-  end
-
   def linkify(text)
-    return auto_link(text, :link => :urls, :html => { :rel => "nofollow" })
+    if text.html_safe?
+      Rinku.auto_link(text, :urls, tag_options(:rel => "nofollow")).html_safe
+    else
+      Rinku.auto_link(text, :urls, tag_options(:rel => "nofollow"))
+    end
   end
 
   def html_escape_unicode(text)
-    chars = ActiveSupport::Multibyte::Chars.u_unpack(text).map do |c|
+    chars = ActiveSupport::Multibyte::Unicode.u_unpack(text).map do |c|
       c < 127 ? c.chr : "&##{c.to_s};"
     end
 
@@ -54,78 +50,60 @@ module ApplicationHelper
   end
 
   def if_logged_in(tag = :div, &block)
-    concat(content_tag(tag, capture(&block), :class => "hide_unless_logged_in"))
+    content_tag(tag, capture(&block), :class => "hide_unless_logged_in")
   end
 
   def if_not_logged_in(tag = :div, &block)
-    concat(content_tag(tag, capture(&block), :class => "hide_if_logged_in"))
+    content_tag(tag, capture(&block), :class => "hide_if_logged_in")
   end
 
   def if_user(user, tag = :div, &block)
     if user
-      concat(content_tag(tag, capture(&block), :class => "hidden show_if_user_#{user.id}"))
+      content_tag(tag, capture(&block), :class => "hidden show_if_user_#{user.id}")
     end
   end
 
   def unless_user(user, tag = :div, &block)
     if user
-      concat(content_tag(tag, capture(&block), :class => "hide_if_user_#{user.id}"))
+      content_tag(tag, capture(&block), :class => "hide_if_user_#{user.id}")
     else
-      concat(content_tag(tag, capture(&block)))
+      content_tag(tag, capture(&block))
     end
   end
 
   def if_administrator(tag = :div, &block)
-    concat(content_tag(tag, capture(&block), :class => "hide_unless_administrator"))
+    content_tag(tag, capture(&block), :class => "hide_unless_administrator")
   end
 
-  def describe_location(lat, lon, zoom = nil, language = nil)
-    zoom = zoom || 14
-    language = language || request.user_preferred_languages.join(',')
-    url = "http://nominatim.openstreetmap.org/reverse?lat=#{lat}&lon=#{lon}&zoom=#{zoom}&accept-language=#{language}"
-
-    begin
-      response = Timeout::timeout(4) do
-        REXML::Document.new(Net::HTTP.get(URI.parse(url)))
-      end
-    rescue Exception
-      response = nil
-    end
-
-    if response and result = response.get_text("reversegeocode/result")
-      result.to_s
+  def preferred_editor
+    if params[:editor]
+      params[:editor]
+    elsif @user and @user.preferred_editor
+      @user.preferred_editor
     else
-      "#{number_with_precision(lat, :precision => 3)}, #{number_with_precision(lon, :precision => 3)}"
+      DEFAULT_EDITOR
     end
   end
 
-  def user_image(user, options = {})
-    options[:class] ||= "user_image"
-
-    if user.image
-      image_tag url_for_file_column(user, "image"), options
-    else
-      image_tag "anon_large.png", options
-    end
+  def scale_to_zoom(scale)
+    Math.log(360.0 / (scale.to_f * 512.0)) / Math.log(2.0)
   end
 
-  def user_thumbnail(user, options = {})
-    options[:class] ||= "user_thumbnail"
+  def richtext_area(object_name, method, options = {})
+    id = "#{object_name.to_s}_#{method.to_s}"
+    format = options.delete(:format) || "markdown"
 
-    if user.image
-      image_tag url_for_file_column(user, "image"), options
-    else
-      image_tag "anon_small.png", options
-    end
-  end
+    content_tag(:div, :id => "#{id}_container", :class => "richtext_container") do
+      output_buffer << content_tag(:div, :id => "#{id}_content", :class => "richtext_content") do
+        output_buffer << text_area(object_name, method, options.merge("data-preview-url" => preview_url(:format => format)))
+        output_buffer << content_tag(:div, "", :id => "#{id}_preview", :class => "richtext_preview")
+      end
 
-  def preferred_editor
-    if params[:editor]
-      params[:editor]
-    elsif @user and @user.preferred_editor
-      @user.preferred_editor
-    else
-      DEFAULT_EDITOR
+      output_buffer << content_tag(:div, :id => "#{id}_help", :class => "richtext_help") do
+        output_buffer << render("site/#{format}_help")
+        output_buffer << submit_tag(I18n.t("site.richtext_area.edit"), :id => "#{id}_doedit", :class => "richtext_doedit", :disabled => true)
+        output_buffer << submit_tag(I18n.t("site.richtext_area.preview"), :id => "#{id}_dopreview", :class => "richtext_dopreview")
+      end
     end
   end