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" })
- end
-
- def html_escape_unicode(text)
- chars = ActiveSupport::Multibyte::Chars.u_unpack(text).map do |c|
- c < 127 ? c.chr : "&##{c.to_s};"
+ 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
-
- return chars.join("")
end
def rss_link_to(*args)
- return link_to(image_tag("RSS.gif", :size => "16x16", :border => 0), Hash[*args], { :class => "rsssmall" });
+ return link_to(image_tag("RSS.png", :size => "16x16", :border => 0), Hash[*args], { :class => "rsssmall" });
end
def atom_link_to(*args)
- return link_to(image_tag("RSS.gif", :size => "16x16", :border => 0), Hash[*args], { :class => "rsssmall" });
+ return link_to(image_tag("RSS.png", :size => "16x16", :border => 0), Hash[*args], { :class => "rsssmall" });
end
- def javascript_strings
- js = ""
+ def style_rules
+ css = ""
- js << "<script type='text/javascript'>\n"
- js << "i18n_strings = new Array();\n"
- js << javascript_strings_for_key("javascripts")
- js << "</script>\n"
+ css << ".hidden { display: none !important }";
+ css << ".hide_unless_logged_in { display: none !important }" unless @user;
+ css << ".hide_if_logged_in { display: none !important }" if @user;
+ css << ".hide_if_user_#{@user.id} { display: none !important }" if @user;
+ css << ".show_if_user_#{@user.id} { display: inline !important }" if @user;
+ css << ".hide_unless_administrator { display: none !important }" unless @user and @user.administrator?;
+ css << ".hide_unless_moderator { display: none !important }" unless @user and @user.moderator?;
- return js
+ return content_tag(:style, css, :type => "text/css")
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}"
- response = REXML::Document.new(Net::HTTP.get(URI.parse(url)))
+ def if_logged_in(tag = :div, &block)
+ content_tag(tag, capture(&block), :class => "hide_unless_logged_in")
+ end
- if result = response.get_text("reversegeocode/result")
- result.to_s
- else
- "#{number_with_precision(lat, :precision => 3)}, #{number_with_precision(lon, :precision => 3)}"
- end
+ def if_not_logged_in(tag = :div, &block)
+ content_tag(tag, capture(&block), :class => "hide_if_logged_in")
end
- def user_image(user, options = {})
- options[:class] ||= "user_image"
+ def if_user(user, tag = :div, &block)
+ if user
+ content_tag(tag, capture(&block), :class => "hidden show_if_user_#{user.id}")
+ end
+ end
- if user.image
- image_tag url_for_file_column(user, "image"), options
+ def unless_user(user, tag = :div, &block)
+ if user
+ content_tag(tag, capture(&block), :class => "hide_if_user_#{user.id}")
else
- image_tag "anon_large.png", options
+ content_tag(tag, capture(&block))
end
end
- def user_thumbnail(user, options = {})
- options[:class] ||= "user_thumbnail"
+ def if_administrator(tag = :div, &block)
+ content_tag(tag, capture(&block), :class => "hide_unless_administrator")
+ end
- if user.image
- image_tag url_for_file_column(user, "image"), options
- else
- image_tag "anon_small.png", options
+ def scale_to_zoom(scale)
+ Math.log(360.0 / (scale.to_f * 512.0)) / Math.log(2.0)
+ end
+
+ def richtext_area(object_name, method, options = {})
+ id = "#{object_name.to_s}_#{method.to_s}"
+ format = options.delete(:format) || "markdown"
+
+ 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 richtext")
+ end
+
+ output_buffer << content_tag(:div, :id => "#{id}_help", :class => "richtext_help") do
+ output_buffer << render("site/#{format}_help")
+ output_buffer << content_tag(:div, :class => "buttons") do
+ output_buffer << submit_tag(I18n.t("site.richtext_area.edit"), :id => "#{id}_doedit", :class => "richtext_doedit deemphasize", :disabled => true)
+ output_buffer << submit_tag(I18n.t("site.richtext_area.preview"), :id => "#{id}_dopreview", :class => "richtext_dopreview deemphasize")
+ end
+ end
end
end
-private
+ def dir
+ if dir = params[:dir]
+ dir == "rtl" ? "rtl" : "ltr"
+ else
+ I18n.t("html.dir")
+ end
+ end
- def javascript_strings_for_key(key)
- js = ""
- value = t(key, :locale => "en")
+ def friendly_date(date)
+ content_tag(:span, time_ago_in_words(date), :title => l(date, :format => :friendly))
+ end
- if value.is_a?(String)
- js << "i18n_strings['#{key}'] = '" << escape_javascript(t(key)) << "';\n"
+ def body_class
+ if content_for? :body_class
+ content_for :body_class
else
- value.each_key do |k|
- js << javascript_strings_for_key("#{key}.#{k}")
- end
+ "#{params[:controller]} #{params[:controller]}-#{params[:action]}"
end
+ end
- return js
+ def current_page_class(path)
+ :current if current_page?(path)
end
end
projects / rails.git / blobdiff