API Einbindung via WordPress Plugin und Shortcode

Geo Maps

Informationen zum Thema Karten.

EPSG:4326 / GPS

WGS 84 -- WGS84 - World Geodetic System 1984, used in GPS

https://epsg.io/4326

EPSG:3857 / Maps

WGS 84 / Pseudo-Mercator -- Spherical Mercator, Google Maps, OpenStreetMap, Bing, ArcGIS, ESRI

https://epsg.io/3857

nginx tileserver

server {
listen 443 ssl http2;
listen [::]:443 ssl http2;
server_name maps.grain.one;
charset utf-8;

location / {
proxy_pass http://localhost:8081;
proxy_http_version 1.1;
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection 'upgrade';
proxy_set_header Host $host;
}

ssl_certificate /etc/letsencrypt/live/maps.grain.one/fullchain.pem; # managed by Certbot
ssl_certificate_key /etc/letsencrypt/live/maps.grain.one/privkey.pem; # managed by Certbot
include /etc/letsencrypt/options-ssl-nginx.conf; # managed by Certbot
ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem; # managed by Certbot
}

server {
if ($host = maps.grain.one) {
return 301 https://$host$request_uri;
} # managed by Certbot

listen 80;
listen [::]:80;

server_name maps.grain.one;
return 404; # managed by Certbot
}

service tileserver

[Unit]
Description=Instance to serve the gr_tileserver
After=network.target

[Service]
Type=simple
User=awendelk
Group=awendelk
DynamicUser=true

WorkingDirectory=/opt/tileserver
PrivateTmp=true

ExecStart=/opt/tileserver/gr_tileserver -p 8081 -tiles /data

ExecReload=/bin/kill -HUP ${MAINPID}
RestartSec=1
Restart=always

[Install]
WantedBy=multi-user.target

Build GrainLib with Proj Library

sudo apt install proj-bin
sudo apt install libproj-dev
rm -rf build/
cmake -S . -B build
cmake --build build
cd build/
./GrainLib