From 0219a6302b65365f1d86ff9c166334b58e89d661 Mon Sep 17 00:00:00 2001
From: Jan-Lukas Else <mail@jlelse.de>
Date: Wed, 26 May 2021 17:51:31 +0200
Subject: [PATCH] Geo title based on blog language

---
 reverseGeo.go             | 19 ++++++++++++++-----
 templates/postmeta.gohtml |  3 ++-
 2 files changed, 16 insertions(+), 6 deletions(-)

diff --git a/reverseGeo.go b/reverseGeo.go
index 48a6311..579e29f 100644
--- a/reverseGeo.go
+++ b/reverseGeo.go
@@ -5,14 +5,15 @@ import (
 	"io"
 	"io/ioutil"
 	"net/http"
+	"net/url"
 	"strings"
 
 	geojson "github.com/paulmach/go.geojson"
 	"github.com/thoas/go-funk"
 )
 
-func geoTitle(lat, lon float64) string {
-	ba, err := photonReverse(lat, lon)
+func geoTitle(lat, lon float64, lang string) string {
+	ba, err := photonReverse(lat, lon, lang)
 	if err != nil {
 		return ""
 	}
@@ -28,13 +29,21 @@ func geoTitle(lat, lon float64) string {
 	return strings.Join(funk.FilterString([]string{name, city, state, country}, func(s string) bool { return s != "" }), ", ")
 }
 
-func photonReverse(lat, lon float64) ([]byte, error) {
-	cacheKey := fmt.Sprintf("photon-%v-%v", lat, lon)
+func photonReverse(lat, lon float64, lang string) ([]byte, error) {
+	cacheKey := fmt.Sprintf("photon-%v-%v-%v", lat, lon, lang)
 	cache, _ := retrievePersistentCache(cacheKey)
 	if cache != nil {
 		return cache, nil
 	}
-	req, err := http.NewRequest(http.MethodGet, fmt.Sprintf("https://photon.komoot.io/reverse?lat=%v&lon=%v", lat, lon), 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
 	}
diff --git a/templates/postmeta.gohtml b/templates/postmeta.gohtml
index 96beb07..57665ef 100644
--- a/templates/postmeta.gohtml
+++ b/templates/postmeta.gohtml
@@ -1,11 +1,12 @@
 {{ define "postmeta" }}
     <div class="p">
         {{ include "summaryandpostmeta" . }}
+        {{ $bloglang := .Blog.Lang }}
         {{ $loc := ( p .Data "location" ) }}
         {{ if $loc }}
             {{ with geouri $loc }}
                 <div>📍 <a class="p-location h-geo" href="https://www.openstreetmap.org/?mlat={{ .Latitude }}&mlon={{ .Longitude }}" target="_blank" rel="nofollow noopener noreferrer">
-                <span class="p-name">{{ with ( geourip . "name" ) }}{{ . }}{{ else }}{{ with ( geotitle .Latitude .Longitude ) }}{{ . }}{{ else }}{{ .Latitude }}, {{ .Longitude }}{{ end }}{{ end }}</span>
+                <span class="p-name">{{ with ( geourip . "name" ) }}{{ . }}{{ else }}{{ with ( geotitle .Latitude .Longitude $bloglang ) }}{{ . }}{{ else }}{{ .Latitude }}, {{ .Longitude }}{{ end }}{{ end }}</span>
                 <data class="p-longitude" value="{{ .Longitude }}" />
                 <data class="p-latitude" value="{{ .Latitude }}" />
                 </a></div>