First commit

This is the beginnings of a new core plugin to add geospatial capabilities, building on the JSON operators that we now have in the core. It uses the libraries leaflet.js for mapping and turf.js for geospatial calculations.

plugins/tiddlywiki/geospatial/tests/operators/geodistance.tid

@@ -0,0 +1,26 @@
+title: $:/plugins/tiddlywiki/geospatial/tests/geodistance
+description: geodistance operator
+type: text/vnd.tiddlywiki-multiple
+tags: [[$:/tags/wiki-test-spec]]
+
+title: Output
+
+\whitespace trim
+<$let
+	oxford={{{ [geopoint[51.751944],[-1.257778]] }}}
+	new-york={{{ [geopoint[40.730610],[-73.935242]] }}}
+>
+
+<$text text={{{ [geodistance<oxford>,<new-york>] }}}/>,
+<$text text={{{ [geodistance<oxford>,<new-york>,[miles]] }}}/>,
+<$text text={{{ [geodistance<oxford>,<new-york>,[kilometers]] }}}/>,
+<$text text={{{ [geodistance<oxford>,<new-york>,[degrees]] }}}/>,
+<$text text={{{ [geodistance<oxford>,<new-york>,[radians]] }}}/>,
+<$text text={{{ [geodistance<oxford>,<new-york>,[xxxxxxx]] }}}/>
+
+</$let>
+
++
+title: ExpectedResult
+
+<p>5042.67688063485,5042.67688063485,8115.401781788412,72.89828683394038,1.2738016908387275,5042.67688063485</p>

plugins/tiddlywiki/geospatial/tests/operators/geopoint.tid

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+title: $:/plugins/tiddlywiki/geospatial/tests/operators/geopoint
+description: geopoint operator
+type: text/vnd.tiddlywiki-multiple
+tags: [[$:/tags/wiki-test-spec]]
+
+title: Output
+
+<$text text={{{ [geopoint[51.751944],[-1.257778]] }}}/>
+
+<$text text={{{ [geopoint[51.751944],[-1.257778],[2]] }}}/>
+
++
+title: ExpectedResult
+
+{"type":"Feature","properties":{},"geometry":{"type":"Point","coordinates":[51.751944,-1.257778,0]}}{"type":"Feature","properties":{},"geometry":{"type":"Point","coordinates":[51.751944,-1.257778,2]}}