78 lines
2.3 KiB
Ruby
78 lines
2.3 KiB
Ruby
# frozen_string_literal: true
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#mixin for all guardian methods dealing with category permisions
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module CategoryGuardian
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# Creating Method
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def can_create_category?(parent = nil)
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is_admin? ||
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(
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SiteSetting.moderators_create_categories &&
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is_moderator?
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)
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end
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# Editing Method
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def can_edit_category?(category)
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is_admin? ||
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(
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SiteSetting.moderators_create_categories &&
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is_moderator? &&
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can_see_category?(category)
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)
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end
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def can_delete_category?(category)
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can_edit_category?(category) &&
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category.topic_count <= 0 &&
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!category.uncategorized? &&
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!category.has_children?
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end
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def cannot_delete_category_reason(category)
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return I18n.t('category.cannot_delete.uncategorized') if category.uncategorized?
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return I18n.t('category.cannot_delete.has_subcategories') if category.has_children?
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if category.topic_count != 0
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oldest_topic = category.topics.where.not(id: category.topic_id).order('created_at ASC').limit(1).first
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if oldest_topic
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return I18n.t('category.cannot_delete.topic_exists', count: category.topic_count, topic_link: "<a href=\"#{oldest_topic.url}\">#{CGI.escapeHTML(oldest_topic.title)}</a>")
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else
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# This is a weird case, probably indicating a bug.
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return I18n.t('category.cannot_delete.topic_exists_no_oldest', count: category.topic_count)
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end
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end
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nil
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end
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def can_see_category?(category)
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return false unless category
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return true if is_admin?
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return true if !category.read_restricted
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return true if is_staged? && category.email_in.present? && category.email_in_allow_strangers
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secure_category_ids.include?(category.id)
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end
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def secure_category_ids
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@secure_category_ids ||= @user.secure_category_ids
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end
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# all allowed category ids
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def allowed_category_ids
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@allowed_category_ids ||=
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begin
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unrestricted = Category.where(read_restricted: false).pluck(:id)
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unrestricted.concat(secure_category_ids)
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end
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end
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def topic_create_allowed_category_ids
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@topic_create_allowed_category_ids ||= @user.topic_create_allowed_category_ids
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end
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def topic_featured_link_allowed_category_ids
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@topic_featured_link_allowed_category_ids = Category.where(topic_featured_link_allowed: true).pluck(:id)
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end
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end
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