Add JSON-FG time as bblock

README.md

@@ -14,8 +14,8 @@ All the output files will be generated under `build-local`.
 
 1. Clone the repository: `git clone https://github.com/opengeospatial/bblocks.git --recurse-submodules`
 2. Change into the repository folder: `cd bblocks` 
-4. Update submodules: `git submodule update --recursive --remote`
-5. Build the Register:
+3. Update submodules: `git submodule update --recursive --remote`
+4. Build the Register:
    ```shell
    # Process building blocks
    docker run --pull=always --rm --workdir /workspace -v $(pwd):/workspace --user $UID \
@@ -28,8 +28,8 @@ All the output files will be generated under `build-local`.
       -v "$(pwd)/build-local/generateddocs/slate-build:/srv/slate/build" \
       dockerogc/slate build
     ```
-6. Run a web server locally, on this folder. For instance: `npx http-server`
-7. Access it on a browser: `http://127.0.0.1:8080`.
+5. Run a web server locally, on this folder. For instance: `npx http-server`
+6. Access it on a browser: `http://127.0.0.1:8080`.
 
 If you need to rebuild the Register, just run steps 2 and 3.
 

registereditems/geo/json-fg/feature/context.jsonld

@@ -3,6 +3,8 @@
     "@version": 1.1,
     "geojson": "https://purl.org/geojson/vocab#",
     "rdfs": "http://www.w3.org/2000/01/rdf-schema#",
+    "dct": "http://purl.org/dc/terms/",
+    "owlTime": "http://www.w3.org/2006/time#",
     "Feature": "geojson:Feature",
     "FeatureCollection": "geojson:FeatureCollection",
     "GeometryCollection": "geojson:GeometryCollection",
@@ -29,6 +31,11 @@
     "properties": "@nest",
     "type": "@type",
     "links": "rdfs:seeAlso",
-    "featureType": "@type"
+    "featureType": "@type",
+    "coordRefSys": "http://www.opengis.net/def/glossary/term/CoordinateReferenceSystemCRS",
+    "place": "dct:spatial",
+    "time": {
+      "@id": "dct:time"
+    }
   }
 }

registereditems/geo/json-fg/feature/examples.yaml

@@ -0,0 +1,11 @@
+- title: Example feature for a building
+  snippets:
+    - language: json
+      ref: https://github.com/opengeospatial/ogc-feat-geo-json/raw/main/core/examples/building.json
+      base-uri: https://example.com/json-fg/
+
+- title: Example feature for a fence
+  snippets:
+    - language: json
+      ref: https://github.com/opengeospatial/ogc-feat-geo-json/raw/main/core/examples/fence.json
+      base-uri: https://example.com/json-fg/

registereditems/geo/json-fg/feature/schema.json

@@ -49,7 +49,7 @@
           }
         },
         "time": {
-          "$ref": "https://beta.schemas.opengis.net/json-fg/time.json"
+          "$ref": "bblocks://ogc.geo.json-fg.time"
         },
         "coordRefSys": {
           "$ref": "https://beta.schemas.opengis.net/json-fg/coordrefsys.json"

registereditems/geo/json-fg/time/bblock.json

@@ -0,0 +1,18 @@
+{
+  "name": "JSON-FG time member",
+  "status": "stable",
+  "dateTimeAddition": "2024-05-28T09:45:00+00:00",
+  "itemClass": "schema",
+  "register": "ogc-building-block-register",
+  "version": "0.2.2",
+  "dateOfLastChange": "2024-05-28",
+  "schema": "https://beta.schemas.opengis.net/json-fg/time.json",
+  "sources": [
+    {
+      "title": "OGC Testbed-17: OGC Features and Geometries JSON Engineering Report",
+      "link": "http://docs.ogc.org/per/21-017r1.html"
+    }
+  ],
+  "scope": "geo",
+  "group": "JSON-FG"
+}

registereditems/geo/json-fg/time/context.jsonld

@@ -0,0 +1,18 @@
+{
+  "@context": {
+    "time": "http://www.w3.org/2006/time#",
+    "xsd": "http://www.w3.org/2001/XMLSchema#",
+    "timestamp": {
+      "@id": "time:hasTime",
+      "@type": "xsd:dateTime"
+    },
+    "date": {
+      "@id": "time:hasTime",
+      "@type": "xsd:date"
+    },
+    "interval": {
+      "@id": "time:hasTime",
+      "@container": "@list"
+    }
+  }
+}

registereditems/geo/json-fg/time/examples.yaml

@@ -0,0 +1,45 @@
+- title: Sample date (May 13th, 2024)
+  snippets:
+    - language: json
+      code: |
+        { 
+          "date": "2024-05-13"
+        }
+
+- title: 'Sample timestamp (May 13th, 2024, at 19:15:16 UTC)'
+  snippets:
+    - language: json
+      code: |
+        { 
+          "timestamp": "2024-05-13T19:15:16Z"
+        }
+
+- title: 'Sample timestamp with milliseconds'
+  snippets:
+    - language: json
+      code: |
+        { 
+          "timestamp": "2024-05-13T19:15:16.987Z"
+        }
+
+- title: "Interval between two dates"
+  snippets:
+    - language: json
+      code: |
+        { 
+          "interval": [
+            "2024-05-13", 
+            "2024-05-16"
+          ]
+        }
+
+- title: "Open-ended interval (no end timestamp)"
+  snippets:
+    - language: json
+      code: |
+        { 
+          "interval": [
+            "2024-05-13T19:15:16Z",
+            ".."
+          ]
+        }