54 lines
1.6 KiB
Ruby
54 lines
1.6 KiB
Ruby
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class UsersDatatable
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delegate :params, :link_to, :current_ability, :show_roles, to: :@view
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def initialize(view)
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@view = view
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end
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def as_json(_options = {})
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{
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sEcho: params[:sEcho].to_i,
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iTotalRecords: User.count,
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iTotalDisplayRecords: users.count,
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aaData: data
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}
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end
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private
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def data
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paginate(users).map do |user|
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[
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user.id,
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(user.confirmed? ? 'confirmed' : 'unconfirmed'),
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user.email,
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user.name,
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user.registrations.where(attended: true).count,
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(user.roles.empty? ? 'None' : "#{show_roles(user.get_roles.first(2))} #{'...' if user.get_roles.count > 2}"),
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(link_to('View', Rails.application.routes.url_helpers.admin_user_path(user), class: 'btn btn-success') if current_ability.can?(:show, user)),
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(link_to('Edit', Rails.application.routes.url_helpers.edit_admin_user_path(user), class: 'btn btn-primary') if current_ability.can?(:update, user))
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]
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end
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end
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def users
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@users ||= fetch_users
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end
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def fetch_users
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sort_direction = params[:sSortDir_0] == 'desc' ? 'desc' : 'asc'
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sort_column = %w(id state email name)[params[:iSortCol_0].to_i]
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users = User.order("#{sort_column} #{sort_direction}")
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if params[:sSearch].present?
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users = users.where('name like :search or email like :search', search: "%#{params[:sSearch]}%")
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end
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users
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end
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def paginate(users)
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per_page = params[:iDisplayLength].to_i > 0 ? params[:iDisplayLength].to_i : 10
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page = params[:iDisplayStart].to_i / per_page + 1
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users.offset((page - 1) * per_page).limit(per_page)
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end
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end
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