85 lines
2.4 KiB
Ruby
85 lines
2.4 KiB
Ruby
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module Carto
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module Api
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class SnapshotsController < ::Api::ApplicationController
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include ControllerHelper
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ssl_required :index, :show, :create, :update, :destroy
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before_filter :load_visualization,
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:check_visualization_viewable
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before_filter :load_snapshot,
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:owners_only, only: [:show, :update, :destroy]
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rescue_from LoadError,
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UnauthorizedError,
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UnprocesableEntityError, with: :rescue_from_carto_error
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def index
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snapshots = @visualization.snapshots.where(user_id: current_viewer.id)
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presentation = snapshots.map do |snapshot|
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SnapshotPresenter.new(snapshot).to_hash
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end
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render json: presentation
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end
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def show
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render json: SnapshotPresenter.new(@snapshot).to_hash
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end
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def create
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snapshot = Snapshot.create!(user_id: current_viewer.id,
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visualization_id: @visualization.id,
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state: params[:state])
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render json: SnapshotPresenter.new(snapshot).to_hash, status: :created
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rescue ActiveRecord::RecordInvalid => exception
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message = exception.record.errors.full_messages.join(', ')
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raise UnprocesableEntityError.new(message)
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end
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def update
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@snapshot.update_attributes!(state: params[:state])
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render json: SnapshotPresenter.new(@snapshot).to_hash
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rescue ActiveRecord::RecordInvalid => exception
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message = exception.record.errors.full_messages.join(', ')
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raise UnprocesableEntityError.new(message)
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end
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def destroy
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@snapshot.destroy
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render json: Hash.new, status: :no_content
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end
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private
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def load_visualization
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@visualization = Visualization.find(params[:visualization_id])
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rescue ActiveRecord::RecordNotFound
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raise LoadError.new('Visualization not found')
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end
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def check_visualization_viewable
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unless @visualization.is_viewable_by_user?(current_viewer)
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raise UnauthorizedError.new
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end
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end
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def load_snapshot
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@snapshot = Snapshot.find(params[:id])
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rescue ActiveRecord::RecordNotFound
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raise LoadError.new('Snapshot not found')
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end
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def owners_only
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unless @snapshot.user_id == current_viewer.id
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raise UnauthorizedError.new
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end
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end
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end
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end
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end
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