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Web Mapping with Drupal
Web Mapping with Drupal
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Mapping in Drupal 7 using OpenLayers

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Presentation from DrupalCamp Spain 2011 about OpenLayers in Drupal 7.

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Mapping in Drupal 7 using OpenLayers

  1. 1. 7 drupal Mapping in Drupal using OpenLayers Peter Vanhee 1st October 2011 - DrupalCamp Spain
  2. 2. Who am I? ‣ Consumer and contributor to Drupal for over 5 years ‣ Co-founder Youth Agora @youthagora and Nuvole @nuvoleweb ‣ Web consultant in Barcelona @pvhee
  3. 3. What is OpenLayers?
  4. 4. OpenLayers is ... ‣ a framework for building map applications ‣ javascript ‣ open source (BSD licensed) ‣ your escape from Google Maps
  5. 5. www.europeancampus.eu
  6. 6. www.managingnews.com
  7. 7. maps.ed.gov
  8. 8. Under Development 7 drupal
  9. 9. 6 drupal 7 drupal ‣ OpenLayers CCK ‣ Geofield ‣ OpenLayers Geocoder ‣ Geocoder ‣ OpenLayers Filter ‣ ? ‣ Geo Taxonomy ‣ ? ‣ OpenLayers Plus ‣ ? ‣ OpenLayers Proximity ‣ ? Note that this list is incomplete
  10. 10. Modules ‣ ctools ‣ openlayers openlayers_ui, openlayers_views ‣ geofield geoPHP ‣ views
  11. 11. Example
  12. 12. Geo Data ‣ CCK Field: ‣ Data with ‣ Can be geofield latitude/ anything that is supports points, longitude available in lines & polygons (e.g. integers) Views! field storage input field type
  13. 13. Adding geo data with lat/lng fields with OpenLayers Map Widget Data is stored in geofield
  14. 14. And our rendered node
  15. 15. Mapping in 3 steps 1. Layer Services: Google Maps, MapBox, ... Files: KML, XML, ... Drupal nodes via Views 2. Map Configuration for a single map 3. View Displays the map using Views
  16. 16. 1. Layer 2. Map 3. View use Views to select data from CCK
  17. 17. 1. Layer 2. Map 3. View configure data source to pick up the location
  18. 18. 1. Layer 2. Map 3. View pass additional data to the layer
  19. 19. 1. Layer 2. Map 3. View use OpenLayers module to configure map
  20. 20. 1. Layer 2. Map 3. View use Views to display map
  21. 21. 1. Layer 2. Map 3. View select map to display
  22. 22. Step by step Add geofield (Field) 1. Create data overlay (Views) 2. Create map (OpenLayers) 3. Render map style (Views)
  23. 23. Improvements
  24. 24. Map Behaviors ‣ Pop Up ‣ Zoom to layer ‣ Cluster ‣ Write your own (javascript)
  25. 25. Change Layers ‣ Google Maps ‣ MapBox ‣ Create your own (e.g. via TileMill)
  26. 26. Geoserver 1. Drupal outputs WFS via Views 2. Geoserver reads WFS and creates map 3. Openlayers reads Geoserver map, displays and facilitates interaction ! 6 drupal http://drupal.org/project/wfs http://geoserver.org
  27. 27. Tilemill Create your own tiles, and render in Drupal
  28. 28. Extending via Contributed Modules
  29. 29. openlayers_plus source: www.europeancampus.eu 6 drupal scale points, add tooltips, ... https://github.com/developmentseed/openlayers_plus
  30. 30. geocoder 7 drupal ‣ From address to location ‣ Use geocoder services (e.g. Google Geocoder) ‣ Can take values from Address Field or any other text !
  31. 31. geocoder 7 drupal
  32. 32. geocoder 7 drupal
  33. 33. Would be nice to... ‣ Render live output of geocoding ‣ For Drupal 6, check out the excellent Openlayers Geocoder by @nuvoleweb !
  34. 34. Extending via Code
  35. 35. ‣ hook_openlayers_map_preprocess_alter() hook_openlayers_map_alter() ‣ hook_openlayers_layer_types() hook_openlayers_layers() ‣ hook_openlayers_behaviors() ‣ hook_openlayers_styles() ‣ hook_openlayers_maps() see openlayers.api.php
  36. 36. Links ‣ http://drupal.org/project/openlayers ‣ OpenLayers for Drupal 6 presentation: http://www.slideshare.net/pvhee/introduction-to- openlayers-in-drupal
  37. 37. Thanks! Peter Vanhee @pvhee
  38. 38. Questions? Drupal + GIS: Convertiendo Drupal en un GeoCMS Sunday, 4pm, Sala Microsoft plopesc Importing and syncing content using Feeds Peter Vanhee Sunday, 12pm, Sala Cenatic pvhee @pvhee

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