module UserNotificationsHelper def indent(text, by = 2) spacer = " " * by result = "" text.each_line do |line| result << spacer << line end result end def correct_top_margin(html, desired) fragment = Nokogiri::HTML.fragment(html) if para = fragment.css("p:first").first para["style"] = "margin-top: #{desired};" end fragment.to_html.html_safe end def logo_url logo_url = SiteSetting.digest_logo_url logo_url = SiteSetting.logo_url if logo_url.blank? || logo_url =~ /\.svg$/i return nil if logo_url.blank? || logo_url =~ /\.svg$/i if logo_url !~ /http(s)?\:\/\// logo_url = "#{Discourse.base_url}#{logo_url}" end logo_url end def html_site_link(color) "#{@site_name}" end def first_paragraphs_from(html) doc = Nokogiri::HTML(html) result = "" length = 0 doc.css('body > p, aside.onebox, body > ul, body > blockquote').each do |node| if node.text.present? result << node.to_s length += node.inner_text.length return result if length >= SiteSetting.digest_min_excerpt_length end end return result unless result.blank? # If there is no first paragaph, return the first div (onebox) doc.css('div').first end def email_excerpt(html_arg) html = (first_paragraphs_from(html_arg) || html_arg).to_s PrettyText.format_for_email(html).html_safe end def normalize_name(name) name.downcase.gsub(/[\s_-]/, '') end def show_username_on_post(post) return true if SiteSetting.prioritize_username_in_ux return true unless SiteSetting.enable_names? return true unless SiteSetting.display_name_on_posts? return true unless post.user.name.present? normalize_name(post.user.name) != normalize_name(post.user.username) end def show_name_on_post(post) return true unless SiteSetting.prioritize_username_in_ux SiteSetting.enable_names? && SiteSetting.display_name_on_posts? && post.user.name.present? && normalize_name(post.user.name) != normalize_name(post.user.username) end def format_for_email(post, use_excerpt) html = use_excerpt ? post.excerpt : post.cooked PrettyText.format_for_email(html, post).html_safe end def digest_custom_html(position_key) digest_custom "user_notifications.digest.custom.html.#{position_key}" end def digest_custom_text(position_key) digest_custom "user_notifications.digest.custom.text.#{position_key}" end def digest_custom(i18n_key) PrettyText.format_for_email(I18n.t(i18n_key)).html_safe end def show_image_with_url(url) !(url.nil? || url.downcase.end_with?('svg')) end def email_image_url(basename) UrlHelper.absolute("#{Discourse.base_uri}/images/emails/#{basename}") end def url_for_email(href) URI(href).host.present? ? href : UrlHelper.absolute("#{Discourse.base_uri}#{href}") rescue URI::InvalidURIError, URI::InvalidComponentError href end end