MapServer 8.2 Release

• MapServer 8.2.0 released 8th July 2024
• 19 contributors to this release
• 470 Commits
• Full CHANGELOG

RFC 138 Reference SLD files in Mapfiles

• Add a reference to an SLD file in a LAYER STYLEITEM

  LAYER
    DATA "hexagon"
    TYPE LINE
    STYLEITEM "sld://data/mysldfile.sld"
  END
  

• Styles will be applied to the LAYER from the SLD file

OGC API Features: Part 2 - CRS

• crs, bbox, and bbox-crs request parameters now supported

• _{http://localhost/ogcapi/collections/mn_counties/items?f=json}

• _{&crs=http://www.opengis.net/def/crs/EPSG/0/4326}

• _{&bbox=-90,-180,90,0&bbox-crs=http://www.opengis.net/def/crs/EPSG/0/4326}

OGC API Features: Part 2 - CRS

• Add supported projections to the MAP or LAYER METADATA

  LAYER
    ...
    METADATA
      # storageCrs is first in the list
      "oga_srs" "EPSG:32615 EPSG:4326"
    END 
  END
  

Custom Projections for WMS

• Add projections to /usr/share/proj/ &SERVICE=WMS&VERSION=1.3.0&REQUEST=GetMap&CRS=esri:54009

MAP
    EXTENT -15029959 -3957687 1941951 8824504
    # World Mollweide projection (ESRI:54009)
    # this is not a EPSG projection so we add a custom projection here
    PROJECTION
        "init=ESRI:54009"
    END
    WEB
        METADATA
             "wms_srs" "EPSG:4326 ESRI:54009"
    ...

New Expression Support

• Expressions added to LABEL PRIORITY
• Expressions added to STYLE SIZE

  STYLE
    SYMBOL "circle"
    SIZE ([priority] *2) # double the priority attribute to calculate the size
    COLOR "#4A993A"
  END
  

New CONFIG Options

• See WEB options EMPTY and ERROR

CONFIG
  ENV
    MS_ERROR_URL "/error.html"
    MS_EMPTY_URL "/empty.html"
  END
END

Use Keys for Mapfile URLs

• Works the same way as OGC Features API URLs
• http://example.com/mykey/?request=WMS...

CONFIG
  MAPS
    mykey "/path/to/mapfile"
  END
END

New Workshop - Getting Started with MapServer

• First presented at FOSS4G Europe 2024
• Available at https://geographika.github.io/getting-started-with-mapserver/

Coming Next...8.4 Release

• 4 new blending operations: hsl-color, hsl-hue, hsl-luminosity, hsl-saturation
• See LAYER COMPOSITE for more details

Supporting MapServer

Sponsorship and Sponsorship Opportunities

• Codesprints - for example the OSGeo Community Sprint
• Features - OGC API - Maps, Coverages, Tiles
• Security and Vulnerability Patches, Code Maintenance, Documentation

Thanks for Listening!

@geographika