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Update export logbook gpx function, move the function inside the logbook cron process workflow rather than directly on an API call.

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xbgmsharp
2023-08-15 23:18:07 +02:00
parent c63bf63308
commit 96f80b9584
2 changed files with 109 additions and 59 deletions
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56
initdb/02_1_2_signalk_api_functions.sql
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@@ -86,61 +86,25 @@ COMMENT ON FUNCTION
-- https://opencpn.org/OpenCPN/info/gpxvalidation.html
--
DROP FUNCTION IF EXISTS api.export_logbook_gpx_fn;
CREATE OR REPLACE FUNCTION api.export_logbook_gpx_fn(IN _id INTEGER) RETURNS pg_catalog.xml
CREATE OR REPLACE FUNCTION api.export_logbook_gpx_fn(IN _id INTEGER, OUT gpx XML) RETURNS pg_catalog.xml
AS $export_logbook_gpx$
DECLARE
log_rec record;
logbook_rec record;
BEGIN
-- If _id is is not NULL and > 0
IF _id IS NULL OR _id < 1 THEN
RAISE WARNING '-> export_logbook_geojson_fn invalid input %', _id;
RETURN '';
RAISE WARNING '-> export_logbook_gpx_fn invalid input %', _id;
RETURN;
END IF;
-- Gather log details _from_time and _to_time
SELECT * INTO log_rec
FROM
api.logbook l
WHERE l.id = _id;
-- Gather log details
SELECT * INTO logbook_rec
FROM api.logbook WHERE id = _id;
-- Ensure the query is successful
IF log_rec.vessel_id IS NULL THEN
IF logbook_rec.vessel_id IS NULL THEN
RAISE WARNING '-> export_logbook_gpx_fn invalid logbook %', _id;
RETURN '';
RETURN;
END IF;
-- Generate XML
RETURN xmlelement(name gpx,
xmlattributes( '1.1' as version,
'PostgSAIL' as creator,
'http://www.topografix.com/GPX/1/1' as xmlns,
'http://www.opencpn.org' as "xmlns:opencpn",
'https://iot.openplotter.cloud' as "xmlns:postgsail",
'http://www.w3.org/2001/XMLSchema-instance' as "xmlns:xsi",
'http://www.garmin.com/xmlschemas/GpxExtensions/v3' as "xmlns:gpxx",
'http://www.topografix.com/GPX/1/1 http://www.topografix.com/GPX/1/1/gpx.xsd http://www.garmin.com/xmlschemas/GpxExtensions/v3 http://www8.garmin.com/xmlschemas/GpxExtensionsv3.xsd' as "xsi:schemaLocation"),
xmlelement(name trk,
xmlelement(name name, log_rec.name),
xmlelement(name desc, log_rec.notes),
xmlelement(name link, xmlattributes(concat('https://iot.openplotter.cloud/log/', log_rec.id) as href),
xmlelement(name text, log_rec.name)),
xmlelement(name extensions, xmlelement(name "postgsail:log_id", 1),
xmlelement(name "postgsail:link", concat('https://iot.openplotter.cloud/log/', log_rec.id)),
xmlelement(name "opencpn:guid", uuid_generate_v4()),
xmlelement(name "opencpn:viz", '1'),
xmlelement(name "opencpn:start", log_rec._from_time),
xmlelement(name "opencpn:end", log_rec._to_time)
),
xmlelement(name trkseg, xmlagg(
xmlelement(name trkpt,
xmlattributes(latitude as lat, longitude as lon),
xmlelement(name time, time)
)))))::pg_catalog.xml
FROM api.metrics m
WHERE m.latitude IS NOT NULL
AND m.longitude IS NOT NULL
AND m.time >= log_rec._from_time::TIMESTAMP WITHOUT TIME ZONE
AND m.time <= log_rec._to_time::TIMESTAMP WITHOUT TIME ZONE
AND vessel_id = log_rec.vessel_id;
-- ERROR: column "m.time" must appear in the GROUP BY clause or be used in an aggregate function at character 2304
--ORDER BY m.time ASC;
gpx := logbook_rec.track_gpx;
END;
$export_logbook_gpx$ LANGUAGE plpgsql;
-- Description