Module: Decidim::MapHelper

Defined in:
app/helpers/decidim/map_helper.rb

Overview

This helper include some methods for rendering resources static and dynamic maps.

Instance Method Summary collapse

Instance Method Details

#dynamic_map_for(markers_data) ⇒ Object 



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# File 'app/helpers/decidim/map_helper.rb', line 26

def dynamic_map_for(markers_data)
  return if Decidim.geocoder.blank?

  map_html_options = {
    class: "google-map",
    id: "map",
    "data-markers-data" => markers_data.to_json,
    "data-here-app-id" => Decidim.geocoder[:here_app_id],
    "data-here-app-code" => Decidim.geocoder[:here_app_code]
  }
  content = capture { yield }.html_safe
  content_tag :div, class: "row column" do
    content_tag(:div, "", map_html_options) + content
  end
end

#static_map_link(resource, options = {}) ⇒ Object

Renders a link to openstreetmaps with the resource latitude and longitude. The link’s content is a static map image.

resource - A geolocalizable resource options - An optional hash of options (default: { zoom: 17 })

* zoom: A number to represent the zoom value of the map



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# File 'app/helpers/decidim/map_helper.rb', line 12

def static_map_link(resource, options = {})
  return unless resource.geocoded?

  zoom = options[:zoom] || 17
  latitude = resource.latitude
  longitude = resource.longitude

  map_url = "https://www.openstreetmap.org/?mlat=#{latitude}&mlon=#{longitude}#map=#{zoom}/#{latitude}/#{longitude}"

  link_to map_url, target: "_blank", rel: "noopener" do
    image_tag decidim.static_map_path(sgid: resource.to_sgid.to_s)
  end
end