tomkralidis

Testing the following workflow with check-jsonschema:

1. Using Stoplight studio, export https://github.com/opengeospatial/ogcapi-records/blob/master/core/openapi/schemas/recordGeoJSON.yaml to a JSON Schema (bundled/dereferenced) (result is recordGeoJSON-bundled.json in this gist)
2. Run the following on the below JSON instance:

check-jsonschema --schemafile recordGeoJSON-bundled.json test.json 
ok -- validation done

3. Update the geometry definition in test.jsonto "geometry": null:

tomkralidis

OGC API Features - Part 4: Transactions examples

Overview

Examples of OGC API transactions using OGC API - Features - Part 4: Create, Replace, Update and Delete in the context of OGC API - Records metadata management.

curl

tomkralidis

Sample pygeoapi process plugin for zonal statistics using GDAL and NumPy

tomkralidis

WIS 2.0 Broker message GeoJSON schema/example

Example: http://geojson.io/#data=data:text/x-url,https://gist.githubusercontent.com/tomkralidis/bcd7067b02e5321478ff219d3edf9cd5/raw/56a3a3e5b9b2f04e089cbc47d123012654f3df9f/message-example.json&map=2/20.0/0.0

tomkralidis

tomkralidis

Overview

Sample pygeoapi process definition used during the OGC Member Meeting Developer Track on 24 March 2021.

See also

• abstract
• presentation
• documentation

tomkralidis

OSCAR station list extraction using pyoscar

Simple workflow using pyoscar to extract a station list from OSCAR into a CSV.

tomkralidis

Overview

This gist demonstrates creating a document store of OGC API - Records records using TinyDB as a backend.

Steps

pip3 install lxml owslib tinydb
python3 create-records-tinydb.py msc-wis-dcpc-discovery-metadata.xml

tomkralidis

<gmd:MD_Metadata xmlns:gmd="http://www.isotc211.org/2005/gmd" xmlns:gml="http://www.opengis.net/gml" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:gco="http://www.isotc211.org/2005/gco" xsi:schemaLocation="http://www.isotc211.org/2005/gmd http://www.isotc211.org/2005/gmd/gmd.xsd">
   <gmd:fileIdentifier>
     <gco:CharacterString>{{ record['identifier'] }}</gco:CharacterString>
   </gmd:fileIdentifier>
   <gmd:language>
     <gco:CharacterString>{{ record['language'] }}</gco:CharacterString>
   </gmd:language>
   <gmd:characterSet>
     <gmd:MD_CharacterSetCode codeSpace="ISOTC211/19115" codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_CharacterSetCode" codeListValue="utf8">utf8</gmd:MD_CharacterSetCode>
   </gmd:characterSet>

tomkralidis

Landsat 8 on AWS to ES tooling

curl http://landsat-pds.s3.amazonaws.com/c1/L8/scene_list.gz | gunzip > /tmp/scene_list
# download 1000 random JSON scene metadata
python landsat8-aws-es.py fetch /tmp/scene_list

# publish the JSON scene metadata in current directory as STAC records to an ES index
python landsat8-aws-es.py load ./