Class: Tasks::Gis::MatchGeoreferenceController

Inherits:
ApplicationController
  • Object
show all
Includes:
TaskControllerConfiguration
Defined in:
app/controllers/tasks/gis/match_georeference_controller.rb

Instance Method Summary collapse

Methods included from TaskControllerConfiguration

#set_is_task_controller

Instance Method Details

#batch_create_match_georeferences ⇒ Object 



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# File 'app/controllers/tasks/gis/match_georeference_controller.rb', line 156

def batch_create_match_georeferences
  message = ''
  respond_to do |format|
    format.json {
      # we want to repackage the checkmarks we get from the client side into an array of ids with which
      # to feed Georeference.
      keys = params.keys
      checked_ids = []
      arguments = {}
      keys.each { |key|
        if /check\d+/ =~ key
          checked_ids.push(params[key].to_i)
        end
      }

      arguments[:georeference_id] = params['georeference_id']
      arguments[:checked_ids] = checked_ids

      results = Georeference.with_project_id(sessions_current_project_id)
        .batch_create_from_georeference_matcher(arguments)

      if results.blank?
        message = 'No collecting events were selected.'
      end

      html = render_to_string(partial: 'georeference_success', formats: 'html',
                              locals: {georeferences_results: results}
                             )

      render json: {message: message,
                    html: html
      }
    }
  end
end

#ce_render_to_html ⇒ String

Returns of html for partial.

Returns:

  • (String) —

    of html for partial



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# File 'app/controllers/tasks/gis/match_georeference_controller.rb', line 206

def ce_render_to_html
  render_to_string(partial: 'tasks/gis/match_georeference/collecting_event_selections',
                   locals: {collecting_events: @collecting_events})
end

#drawn_collecting_events ⇒ Object 



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# File 'app/controllers/tasks/gis/match_georeference_controller.rb', line 53

def drawn_collecting_events
  message = ''
  value = params['ce_geographic_item_attributes_shape']
  if value.blank?
    @collecting_events = CollectingEvent.where('false')
  else
    feature = RGeo::GeoJSON.decode(value, json_parser: :json)
    # isolate the WKT
    geometry = feature.geometry
    this_type = geometry.geometry_type.to_s.downcase
    geometry = geometry.as_text
    radius = feature['radius']
    case this_type
    when 'point'
      @collecting_events = CollectingEvent.with_project_id(sessions_current_project_id)
        .joins(:geographic_items)
        .where(GeographicItem.intersecting_radius_of_wkt_sql(geometry, radius)) # !! probably want within_radius_of_wkt_sql
    when 'polygon'
      @collecting_events = CollectingEvent.with_project_id(sessions_current_project_id)
        .joins(:geographic_items)
        .where(GeographicItem.contained_by_wkt_sql(geometry))
    else
    end
  end

  if @collecting_events.blank?
    message = 'no georeferences found'
  end
  render_ce_select_json(message)
end

#drawn_georeferences ⇒ Object

TODO: if kept replace with a Georeferences filter



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# File 'app/controllers/tasks/gis/match_georeference_controller.rb', line 125

def drawn_georeferences
  message = ''
  value = params['gr_geographic_item_attributes_shape']
  if value.blank?
    @georeferences = Georeference.where('false')
  else
    feature = RGeo::GeoJSON.decode(value, json_parser: :json)
    # isolate the WKT
    geometry = feature.geometry
    this_type = geometry.geometry_type.to_s.downcase
    geometry = geometry.as_text

    radius = feature['radius']
    case this_type
    when 'point'
      @georeferences = Georeference.with_project_id(sessions_current_project_id)
        .joins(:geographic_item)
        .where(GeographicItem.intersecting_radius_of_wkt_sql(geometry, radius)) # TODO: likely want within_radius_of_wkt_sql
    when 'polygon'
      @georeferences = Georeference.with_project_id(sessions_current_project_id)
        .joins(:geographic_item)
        .where(GeographicItem.contained_by_wkt_sql(geometry))
    else
    end
    if @georeferences.blank?
      message = 'no objects contained in drawn shape'
    end
    render_gr_select_json(message)
  end
end

#filtered_collecting_events ⇒ Object 



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# File 'app/controllers/tasks/gis/match_georeference_controller.rb', line 11

def filtered_collecting_events
  message = ''
  @collecting_events = CollectingEvent.with_project_id(sessions_current_project_id).filter_by(params)

  if @collecting_events.blank?
    message = 'no collecting events selected'
  end
  render_ce_select_json(message)
end

#filtered_georeferences ⇒ Object 



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# File 'app/controllers/tasks/gis/match_georeference_controller.rb', line 84

def filtered_georeferences
  message = ''
  @georeferences = Georeference.with_project_id(sessions_current_project_id).filter_by(params)
  if @georeferences.blank?
    message = 'no georeferences found'
  end
  render_gr_select_json(message)
end

#gr_render_to_html ⇒ String

Returns of html for partial.

Returns:

  • (String) —

    of html for partial



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# File 'app/controllers/tasks/gis/match_georeference_controller.rb', line 212

def gr_render_to_html
  render_to_string(partial: 'tasks/gis/match_georeference/georeferences_selections_form',
                   locals: {georeferences: @georeferences})
end

#index ⇒ Object 



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# File 'app/controllers/tasks/gis/match_georeference_controller.rb', line 4

def index
  @collecting_event = CollectingEvent.new
  @georeference = Georeference.new
  @collecting_events = []
  @georeferences = []
end

#recent_collecting_events ⇒ Object 



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# File 'app/controllers/tasks/gis/match_georeference_controller.rb', line 21

def recent_collecting_events
  message = ''
  how_many = params['how_many']
  @collecting_events = CollectingEvent.with_project_id(sessions_current_project_id)
    .order(updated_at: :desc)
    .limit(how_many.to_i)

  if @collecting_events.blank?
    message = 'no recent objects selected'
  end

  render_ce_select_json(message)
end

#recent_georeferences ⇒ Object 



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# File 'app/controllers/tasks/gis/match_georeference_controller.rb', line 93

def recent_georeferences
  message = ''
  how_many = params['how_many']
  @georeferences = Georeference.with_project_id(sessions_current_project_id)
    .order(updated_at: :desc)
    .limit(how_many.to_i)
  if @georeferences.blank?
    message = 'no recent georeferences selected'
  end
  render_gr_select_json(message)
end

#render_ce_select_json(message) ⇒ JSON

Returns with html for collecting events display (table of selectable collecting events).

Parameters:

  • message (String) —

    to be conveyed to client side

Returns:

  • (JSON) —

    with html for collecting events display (table of selectable collecting events)



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# File 'app/controllers/tasks/gis/match_georeference_controller.rb', line 194

def render_ce_select_json(message)
  # retval = render_to_html
  render json: {message: message, html: ce_render_to_html}
end

#render_gr_select_json(message) ⇒ JSON

Returns with html for georeferences display (feature collection).

Parameters:

  • message (String) —

    to be conveyed to client side

Returns:

  • (JSON) —

    with html for georeferences display (feature collection)



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# File 'app/controllers/tasks/gis/match_georeference_controller.rb', line 201

def render_gr_select_json(message)
  render json: {message: message, html: gr_render_to_html}
end

#tagged_collecting_events ⇒ Object 



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# File 'app/controllers/tasks/gis/match_georeference_controller.rb', line 35

def tagged_collecting_events
  message = ''
  if params[:keyword_id].blank?
    # Bad search request; return not a list but back to the form
    @collecting_events = CollectingEvent.where('false')
  else
    keyword = Keyword.find(params[:keyword_id])
    @collecting_events = CollectingEvent.with_project_id(sessions_current_project_id)
      .order(updated_at: :desc)
      .tagged_with_keyword(keyword)
  end

  if @collecting_events.blank?
    message = 'no tagged objects selected'
  end
  render_ce_select_json(message)
end

#tagged_georeferences ⇒ Object 



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# File 'app/controllers/tasks/gis/match_georeference_controller.rb', line 105

def tagged_georeferences
  message = ''

  # todo: this needs to be rationalized, but works, after a fashion.
  if params[:keyword_id].blank?
    # render json: {html: 'Empty set'} #and return
    @georeferences = Georeference.where('false')
  else
    keyword = Keyword.find(params[:keyword_id])
    @georeferences = Georeference.with_project_id(sessions_current_project_id)
      .order(updated_at: :desc)
      .tagged_with_keyword(keyword)
  end
  if @georeferences.blank?
    message = 'no tagged objects selected'
  end
  render_gr_select_json(message)
end