transcoder

Geodata transcoder for geoplatform

Getting started

Providers

This exposes a service to transcode geodata for the following providers:

• links: uses link-proxy downloads, configured with the LINK_PROXY_URL environment variable.
• services: uses geoplatform services, configured with the GEOPLATFORM_URL environment variable.

API

This exposes one entry point per provider. It uses ogr2ogr to transcode the original datasets into the requested format and projection, specified as query string parameters.

links

/links/:linkId/downloads/:downloadId

Downloads the downloadId file on the linkId link.

services

/services/:serviceId/feature-types/:name

Downloads the feature type name on the serviceId service.

Example

curl -v 'http://localhost:5002/links/5bfd55cfcb932f8781e74766/downloads/5c01d29bf1b5757b5b8208f2?format=SHP&projection=WGS84' >| /dev/null
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0*   Trying ::1...
* TCP_NODELAY set
* Connected to localhost (::1) port 5002 (#0)
> GET /links/5bfd55cfcb932f8781e74766/downloads/5c01d29bf1b5757b5b8208f2?format=SHP&projection=WGS84 HTTP/1.1
> Host: localhost:5002
> User-Agent: curl/7.54.0
> Accept: */*
>
  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0< HTTP/1.1 200 OK
< Content-Type: application/zip
< Content-Disposition: attachment; filename="l_stationtramv2_r27.shp.zip"
< Date: Thu, 07 Feb 2019 15:34:36 GMT
< Connection: keep-alive
< Transfer-Encoding: chunked
<
{ [103 bytes data]
100  1670    0  1670    0     0   2905      0 --:--:-- --:--:-- --:--:--  2904
* Connection #0 to host localhost left intact

Docker

$ docker pull geodatagouv/transcoder:latest

License

MIT

Miscellaneous

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