72 lines
2.7 KiB
Ruby
72 lines
2.7 KiB
Ruby
class CategoryList
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include ActiveModel::Serialization
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attr_accessor :categories, :topic_users, :uncategorized
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def initialize(current_user)
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@categories = Category
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.includes(:featured_topics => [:category])
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.includes(:featured_users)
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.order('topics_week desc, topics_month desc, topics_year desc')
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.to_a
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# Support for uncategorized topics
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uncategorized_topics = Topic
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.listable_topics
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.where(category_id: nil)
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.topic_list_order
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.limit(SiteSetting.category_featured_topics)
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if uncategorized_topics.present?
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totals = Topic.exec_sql("SELECT SUM(CASE WHEN created_at >= (CURRENT_TIMESTAMP - INTERVAL '1 WEEK') THEN 1 ELSE 0 END) as topics_week,
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SUM(CASE WHEN created_at >= (CURRENT_TIMESTAMP - INTERVAL '1 MONTH') THEN 1 ELSE 0 END) as topics_month,
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SUM(CASE WHEN created_at >= (CURRENT_TIMESTAMP - INTERVAL '1 YEAR') THEN 1 ELSE 0 END) as topics_year,
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COUNT(*) AS topic_count
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FROM topics
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WHERE topics.visible
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AND topics.deleted_at IS NULL
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AND topics.category_id IS NULL
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AND topics.archetype <> '#{Archetype.private_message}'").first
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uncategorized = Category.new({name: SiteSetting.uncategorized_name,
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slug: Slug.for(SiteSetting.uncategorized_name),
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featured_topics: uncategorized_topics}.merge(totals))
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# Find the appropriate place to insert it:
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insert_at = nil
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@categories.each_with_index do |c, idx|
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if totals['topics_week'].to_i > (c.topics_week || 0)
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insert_at = idx
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break
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end
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end
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@categories.insert(insert_at || @categories.size, uncategorized)
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end
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# Remove categories with no featured topics unless we have the ability to edit one
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unless Guardian.new(current_user).can_create?(Category)
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@categories.delete_if {|c| c.featured_topics.blank? }
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end
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# Get forum topic user records if appropriate
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if current_user.present?
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topics = []
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@categories.each {|c| topics << c.featured_topics}
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topics << @uncategorized
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topics.flatten! if topics.present?
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topics.compact! if topics.present?
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topic_lookup = TopicUser.lookup_for(current_user, topics)
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# Attach some data for serialization to each topic
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topics.each {|ft| ft.user_data = topic_lookup[ft.id]}
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end
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end
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end
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