discourse/app/helpers/user_notifications_helper.rb

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# frozen_string_literal: true
module UserNotificationsHelper
include GlobalPath
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::HTML5.fragment(html)
if para = fragment.css("p:first").first
para["style"] = "margin-top: #{desired};"
end
fragment.to_html.html_safe
end
def logo_url
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logo_url = SiteSetting.site_digest_logo_url
logo_url = SiteSetting.site_logo_url if logo_url.blank? || logo_url =~ /\.svg$/i
return nil if logo_url.blank? || logo_url =~ /\.svg$/i
logo_url
end
def html_site_link
"<a href='#{Discourse.base_url}'>#{@site_name}</a>"
end
def first_paragraphs_from(html)
doc = Nokogiri::HTML5(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
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end
return result unless result.blank?
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# If there is no first paragraph with text, return the first paragraph with
# something else (an image) or div (a onebox).
doc.css('body > p:not(:empty), body > div:not(:empty), body > p > div.lightbox-wrapper img').first
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end
def email_excerpt(html_arg, post = nil)
html = (first_paragraphs_from(html_arg) || html_arg).to_s
PrettyText.format_for_email(html, post).html_safe
end
def normalize_name(name)
name.downcase.gsub(/[\s_-]/, '')
end
def show_username_on_post(post)
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)
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_path}/images/emails/#{basename}")
end
def url_for_email(href)
URI(href).host.present? ? href : UrlHelper.absolute("#{Discourse.base_path}#{href}")
rescue URI::Error
href
end
end