discourse/app/serializers/category_detailed_serialize...

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class CategoryDetailedSerializer < BasicCategorySerializer
attributes :topic_count,
:post_count,
:topics_day,
:topics_week,
:topics_month,
:topics_year,
:posts_day,
:posts_week,
:posts_month,
:posts_year,
:description_excerpt,
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:is_uncategorized,
:subcategory_ids
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has_many :featured_users, serializer: BasicUserSerializer
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has_many :displayable_topics, serializer: ListableTopicSerializer, embed: :objects, key: :topics
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def is_uncategorized
object.id == SiteSetting.uncategorized_category_id
end
def include_is_uncategorized?
is_uncategorized
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end
def include_displayable_topics?
return displayable_topics.present?
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end
def description_excerpt
PrettyText.excerpt(description,300) if description
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end
def include_subcategory_ids?
subcategory_ids.present?
end
# Topic and post counts, including counts from the sub-categories:
def topics_day
count_with_subcategories(:topics_day)
end
def topics_week
count_with_subcategories(:topics_week)
end
def topics_month
count_with_subcategories(:topics_month)
end
def topics_year
count_with_subcategories(:topics_year)
end
def posts_day
count_with_subcategories(:posts_day)
end
def posts_week
count_with_subcategories(:posts_week)
end
def posts_month
count_with_subcategories(:posts_month)
end
def posts_year
count_with_subcategories(:posts_year)
end
def count_with_subcategories(method)
object.subcategories.inject(object.send(method) || 0) { |sum,c| sum += (c.send(method) || 0) }
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end
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end