68 lines
1.7 KiB
Ruby
68 lines
1.7 KiB
Ruby
module UserNotificationsHelper
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def self.sanitize_options
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return @sanitize_options if @sanitize_options
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@sanitize_options = Sanitize::Config::RELAXED.deep_dup
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@sanitize_options[:elements] << 'aside' << 'div'
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@sanitize_options[:attributes][:all] << 'class'
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@sanitize_options
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end
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def indent(text, by=2)
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spacer = " " * by
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result = ""
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text.each_line do |line|
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result << spacer << line
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end
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result
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end
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def correct_top_margin(html, desired)
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fragment = Nokogiri::HTML.fragment(html)
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if para = fragment.css("p:first").first
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para["style"] = "margin-top: #{desired};"
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end
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fragment.to_html.html_safe
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end
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def logo_url
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logo_url = SiteSetting.digest_logo_url
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logo_url = SiteSetting.logo_url if logo_url.blank?
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if logo_url !~ /http(s)?\:\/\//
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logo_url = "#{Discourse.base_url}#{logo_url}"
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end
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logo_url
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end
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def html_site_link
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"<a href='#{Discourse.base_url}'>#{@site_name}</a>"
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end
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def first_paragraph_from(html)
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doc = Nokogiri::HTML(html)
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result = ""
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doc.css('p').each do |p|
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if p.text.present?
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result << p.to_s
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return result if result.size >= 100
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end
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end
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return result unless result.blank?
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# If there is no first paragaph, return the first div (onebox)
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doc.css('div').first
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end
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def email_excerpt(html, posts_count)
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# If there's only one post, include the whole thing.
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if posts_count == 1
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raw Sanitize.clean(html, UserNotificationsHelper.sanitize_options)
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else
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# Otherwise, try just the first paragraph.
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para = first_paragraph_from(html)
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raw Sanitize.clean(para.to_s, UserNotificationsHelper.sanitize_options)
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end
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end
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end
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