Simple blogging system written in Go https://goblog.app
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

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package main
import (
"embed"
"fmt"
"io"
"net/http"
"net/url"
"strings"
gogeouri "git.jlel.se/jlelse/go-geouri"
geojson "github.com/paulmach/go.geojson"
"github.com/thoas/go-funk"
)
func (a *goBlog) geoTitle(g *gogeouri.Geo, lang string) string {
if name, ok := g.Parameters["name"]; ok && len(name) > 0 && name[0] != "" {
return name[0]
}
ba, err := a.photonReverse(g.Latitude, g.Longitude, lang)
if err != nil {
return ""
}
fc, err := geojson.UnmarshalFeatureCollection(ba)
if err != nil || len(fc.Features) < 1 {
return ""
}
f := fc.Features[0]
name := f.PropertyMustString("name", "")
city := f.PropertyMustString("city", "")
state := f.PropertyMustString("state", "")
country := f.PropertyMustString("country", "")
return strings.Join(funk.FilterString([]string{name, city, state, country}, func(s string) bool { return s != "" }), ", ")
}
func (a *goBlog) photonReverse(lat, lon float64, lang string) ([]byte, error) {
cacheKey := fmt.Sprintf("photon-%v-%v-%v", lat, lon, lang)
cache, _ := a.db.retrievePersistentCache(cacheKey)
if cache != nil {
return cache, nil
}
uv := url.Values{}
uv.Set("lat", fmt.Sprintf("%v", lat))
uv.Set("lon", fmt.Sprintf("%v", lon))
if lang == "de" || lang == "fr" || lang == "it" {
uv.Set("lang", lang)
} else {
uv.Set("lang", "en")
}
req, err := http.NewRequest(http.MethodGet, "https://photon.komoot.io/reverse?"+uv.Encode(), nil)
if err != nil {
return nil, err
}
req.Header.Set(userAgent, appUserAgent)
resp, err := a.httpClient.Do(req)
if err != nil {
return nil, err
}
defer resp.Body.Close()
if resp.StatusCode != http.StatusOK {
return nil, fmt.Errorf("response status code: %v", resp.StatusCode)
}
ba, err := io.ReadAll(resp.Body)
if err != nil {
return nil, err
}
_ = a.db.cachePersistently(cacheKey, ba)
return ba, nil
}
func geoOSMLink(g *gogeouri.Geo) string {
return fmt.Sprintf("https://www.openstreetmap.org/?mlat=%v&mlon=%v", g.Latitude, g.Longitude)
}
//go:embed leaflet/*
var leafletFiles embed.FS