Show tracks on map as well

geoMap.go

@@ -14,8 +14,8 @@ func (a *goBlog) serveGeoMap(w http.ResponseWriter, r *http.Request) {
 	allPostsWithLocation, err := a.getPosts(&postsRequestConfig{
 		blog:               blog,
 		status:             statusPublished,
-		parameter:          a.cfg.Micropub.LocationParam,
-		withOnlyParameters: []string{a.cfg.Micropub.LocationParam},
+		parameters:         []string{a.cfg.Micropub.LocationParam, gpxParameter},
+		withOnlyParameters: []string{a.cfg.Micropub.LocationParam, gpxParameter},
 	})
 	if err != nil {
 		a.serveError(w, r, err.Error(), http.StatusInternalServerError)
@@ -38,7 +38,13 @@ func (a *goBlog) serveGeoMap(w http.ResponseWriter, r *http.Request) {
 		Post string
 	}
 
+	type templateTrack struct {
+		Paths [][]*trackPoint
+		Post  string
+	}
+
 	var locations []*templateLocation
+	var tracks []*templateTrack
 	for _, p := range allPostsWithLocation {
 		if g := a.geoURI(p); g != nil {
 			locations = append(locations, &templateLocation{
@@ -47,9 +53,21 @@ func (a *goBlog) serveGeoMap(w http.ResponseWriter, r *http.Request) {
 				Post: p.Path,
 			})
 		}
+		if t, err := a.getTrack(p); err == nil && t != nil {
+			tracks = append(tracks, &templateTrack{
+				Paths: t.Paths,
+				Post:  p.Path,
+			})
+		}
 	}
 
-	jb, err := json.Marshal(locations)
+	locationsJsonBytes, err := json.Marshal(locations)
+	if err != nil {
+		a.serveError(w, r, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	tracksJsonBytes, err := json.Marshal(tracks)
 	if err != nil {
 		a.serveError(w, r, err.Error(), http.StatusInternalServerError)
 		return
@@ -60,7 +78,8 @@ func (a *goBlog) serveGeoMap(w http.ResponseWriter, r *http.Request) {
 		BlogString: blog,
 		Canonical:  a.getFullAddress(mapPath),
 		Data: map[string]interface{}{
-			"locations": string(jb),
+			"locations": string(locationsJsonBytes),
+			"tracks":    string(tracksJsonBytes),
 		},
 	})
 }

geoTrack.go

@@ -3,7 +3,6 @@ package main
 import (
 	"encoding/json"
 	"errors"
-	"log"
 	"math"
 
 	"github.com/tkrajina/gpxgo/gpx"
@@ -11,8 +10,10 @@ import (
 	"golang.org/x/text/message"
 )
 
+const gpxParameter = "gpx"
+
 func (p *post) HasTrack() bool {
-	return p.firstParameter("gpx") != ""
+	return p.firstParameter(gpxParameter) != ""
 }
 
 type trackResult struct {
@@ -25,7 +26,7 @@ type trackResult struct {
 }
 
 func (a *goBlog) getTrack(p *post) (result *trackResult, err error) {
-	gpxString := p.firstParameter("gpx")
+	gpxString := p.firstParameter(gpxParameter)
 	if gpxString == "" {
 		return nil, errors.New("no gpx parameter in post")
 	}
@@ -58,8 +59,6 @@ func (a *goBlog) getTrack(p *post) (result *trackResult, err error) {
 		),
 	}
 
-	log.Println(string(pathsJSON))
-
 	return result, nil
 }
 

postsDb.go

@@ -272,7 +272,8 @@ type postsRequestConfig struct {
 	status                                      postStatus
 	taxonomy                                    *configTaxonomy
 	taxonomyValue                               string
-	parameter                                   string
+	parameters                                  []string // Ignores parameterValue
+	parameter                                   string   // Ignores parameters
 	parameterValue                              string
 	publishedYear, publishedMonth, publishedDay int
 	randomOrder                                 bool
@@ -317,6 +318,18 @@ func buildPostsQuery(c *postsRequestConfig, selection string) (query string, arg
 			queryBuilder.WriteString(" and path in (select path from post_parameters where parameter = @param and length(coalesce(value, '')) > 0)")
 			args = append(args, sql.Named("param", c.parameter))
 		}
+	} else if len(c.parameters) > 0 {
+		queryBuilder.WriteString(" and path in (select path from post_parameters where parameter in (")
+		for i, param := range c.parameters {
+			if i > 0 {
+				queryBuilder.WriteString(", ")
+			}
+			named := "param" + strconv.Itoa(i)
+			queryBuilder.WriteByte('@')
+			queryBuilder.WriteString(named)
+			args = append(args, param)
+		}
+		queryBuilder.WriteString(") and length(coalesce(value, '')) > 0)")
 	}
 	if c.taxonomy != nil && len(c.taxonomyValue) > 0 {
 		queryBuilder.WriteString(" and path in (select path from post_parameters where parameter = @taxname and lowerx(value) = lowerx(@taxval))")

postsDb_test.go

@@ -90,6 +90,11 @@ func Test_postsDb(t *testing.T) {
 	must.NoError(err)
 	is.Equal(0, count)
 
+	// Check by multiple parameters
+	count, err = app.db.countPosts(&postsRequestConfig{parameters: []string{"tags", "title"}})
+	must.NoError(err)
+	is.Equal(1, count)
+
 	// Delete post
 	_, err = app.deletePostFromDb("/test/abc")
 	must.NoError(err)

templates/assets/js/geomap.js

@@ -1,6 +1,7 @@
 (function () {
     let mapEl = document.getElementById('map')
     let locations = JSON.parse(mapEl.dataset.locations)
+    let tracks = JSON.parse(mapEl.dataset.tracks)
 
     let map = L.map('map')
 
@@ -8,13 +9,21 @@
         attribution: '&copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors'
     }).addTo(map)
 
-    let markers = []
+    let mapFeatures = []
+
     locations.forEach(loc => {
-        let marker = [loc.Lat, loc.Lon]
-        L.marker(marker).addTo(map).on('click', function () {
+        mapFeatures.push(L.marker([loc.Lat, loc.Lon]).addTo(map).on('click', function () {
             window.open(loc.Post, '_blank').focus()
-        })
-        markers.push(marker)
+        }))
     })
-    map.fitBounds(markers, { padding: [5, 5] })
+
+    tracks.forEach(track => {
+        track.Paths.forEach(path => {
+            mapFeatures.push(L.polyline(path.map(point => [point.Lat, point.Lon]), { color: 'blue' }).addTo(map).on('click', function () {
+                window.open(track.Post, '_blank').focus()
+            }))
+        })
+    })
+
+    map.fitBounds(L.featureGroup(mapFeatures).getBounds(), { padding: [5, 5] })
 })()

templates/assets/js/geotrack.js

@@ -9,14 +9,10 @@
     }).addTo(map)
 
     let polylines = []
+
     paths.forEach(path => {
-        let pathPoints = []
-        path.forEach(point => {
-            pathPoints.push([point.Lat, point.Lon])
-        })
-        let pl = L.polyline(pathPoints, { color: 'blue' }).addTo(map)
-        polylines.push(pl)
+        polylines.push(L.polyline(path.map(point => [point.Lat, point.Lon]), { color: 'blue' }).addTo(map))
     })
-    let fgb = L.featureGroup(polylines).getBounds()
-    map.fitBounds(fgb, { padding: [5, 5] })
+
+    map.fitBounds(L.featureGroup(polylines).getBounds(), { padding: [5, 5] })
 })()

templates/geomap.gohtml

@@ -11,7 +11,7 @@
     {{ if .Data.nolocations }}
         <p>{{ string .Blog.Lang "nolocations" }}</p>
     {{ else }}
-        <div class="p" id="map" data-locations="{{ .Data.locations }}"></div>
+        <div class="p" id="map" data-locations="{{ .Data.locations }}" data-tracks="{{ .Data.tracks }}"></div>
         <script defer src="{{ asset "js/geomap.js" }}"></script>
     {{ end }}
   </main>