6cd46ae2f9
* Remove unused methods * Small refactorings * Enable bullet in testing mode * Remove unused eager loading for notes * Skip bullet on rolify method * Use .present? * Fix method name
87 lines
2.6 KiB
Ruby
87 lines
2.6 KiB
Ruby
class HtmlVariant < ApplicationRecord
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include CloudinaryHelper
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validates :html, presence: true
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validates :name, uniqueness: true
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validates :group, inclusion: { in: %w[article_show_sidebar_cta article_show_below_article_cta badge_landing_page] }
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validates :success_rate, presence: true
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validate :no_edits
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belongs_to :user, optional: true
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has_many :html_variant_trials
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has_many :html_variant_successes
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before_save :prefix_all_images
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def calculate_success_rate!
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self.success_rate = html_variant_successes.size.to_f / (html_variant_trials.size * 10.0) # x10 because we only capture every 10th
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save!
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end
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class << self
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def find_for_test(tags = [], group = "article_show_sidebar_cta")
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tags_array = tags + ["", nil]
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if rand(10) == 1 # 10% return completely random
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find_random_for_test(tags_array, group)
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else # 90% chance return one in top 10
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find_top_for_test(tags_array, group)
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end
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end
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private
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def find_top_for_test(tags_array, group)
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where(group: group, approved: true, published: true, target_tag: tags_array).
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order("success_rate DESC").limit(rand(1..15)).sample
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end
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def find_random_for_test(tags_array, group)
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where(group: group, approved: true, published: true, target_tag: tags_array).
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order(Arel.sql("RANDOM()")).first
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end
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end
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private
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def no_edits
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published_and_approved = (approved && (html_changed? || name_changed? || group_changed?)) && persisted?
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errors.add(:base, "cannot change once published and approved") if published_and_approved
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end
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def prefix_all_images
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# wrap with Cloudinary or allow if from giphy or githubusercontent.com
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doc = Nokogiri::HTML.fragment(html)
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doc.css("img").each do |img|
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src = img.attr("src")
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next unless src
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next if allowed_image_host?(src)
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img["src"] = if Giphy::Image.valid_url?(src)
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src.gsub("https://media.", "https://i.")
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else
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img_of_size(src, 420)
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end
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end
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self.html = doc.to_html
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end
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def allowed_image_host?(src)
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src.start_with?("https://res.cloudinary.com/")
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end
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def img_of_size(source, width = 420)
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quality = if source && (source.include? ".gif")
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66
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else
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"auto"
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end
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cl_image_path(source,
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type: "fetch",
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width: width,
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crop: "limit",
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quality: quality,
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flags: "progressive",
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fetch_format: "auto",
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sign_url: true).gsub(",", "%2C")
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end
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end
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