mirror of https://github.com/jlelse/GoBlog
127 lines
3.4 KiB
Go
127 lines
3.4 KiB
Go
package main
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import (
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"net/http"
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)
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const defaultGeoMapPath = "/map"
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func (a *goBlog) serveGeoMap(w http.ResponseWriter, r *http.Request) {
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blog, bc := a.getBlog(r)
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mapPath := bc.getRelativePath(defaultIfEmpty(bc.Map.Path, defaultGeoMapPath))
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canonical := a.getFullAddress(mapPath)
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allPostsWithLocationRequestConfig := &postsRequestConfig{
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blog: blog,
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anyParams: []string{a.cfg.Micropub.LocationParam, gpxParameter},
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fetchParams: []string{a.cfg.Micropub.LocationParam, gpxParameter},
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}
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allPostsWithLocationRequestConfig.status, allPostsWithLocationRequestConfig.visibility = a.getDefaultPostStates(r)
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allPostsWithLocation, err := a.db.countPosts(allPostsWithLocationRequestConfig)
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if err != nil {
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a.serveError(w, r, err.Error(), http.StatusInternalServerError)
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return
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}
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if allPostsWithLocation == 0 {
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a.render(w, r, a.renderGeoMap, &renderData{
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Canonical: canonical,
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Data: &geoMapRenderData{
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noLocations: true,
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},
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})
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return
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}
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a.render(w, r, a.renderGeoMap, &renderData{
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Canonical: canonical,
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Data: &geoMapRenderData{
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locations: "url:" + canonical + geoMapLocationsSubpath,
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tracks: "url:" + canonical + geoMapTracksSubpath,
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attribution: a.getMapAttribution(),
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minZoom: a.getMinZoom(),
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maxZoom: a.getMaxZoom(),
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},
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})
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}
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const geoMapTracksSubpath = "/tracks.json"
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func (a *goBlog) serveGeoMapTracks(w http.ResponseWriter, r *http.Request) {
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blog, _ := a.getBlog(r)
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allPostsWithTracksRequestConfig := &postsRequestConfig{
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blog: blog,
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anyParams: []string{gpxParameter},
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fetchParams: []string{gpxParameter},
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excludeParameter: showRouteParam,
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excludeParameterValue: "false", // Don't show hidden route tracks
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}
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allPostsWithTracksRequestConfig.status, allPostsWithTracksRequestConfig.visibility = a.getDefaultPostStates(r)
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allPostsWithTracks, err := a.getPosts(allPostsWithTracksRequestConfig)
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if err != nil {
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a.serveError(w, r, err.Error(), http.StatusInternalServerError)
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return
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}
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type templateTrack struct {
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Paths [][]*trackPoint
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Points []*trackPoint
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Post string
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}
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var tracks []*templateTrack
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for _, p := range allPostsWithTracks {
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if t, err := a.getTrack(p, true); err == nil && t != nil {
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tracks = append(tracks, &templateTrack{
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Paths: t.Paths,
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Points: t.Points,
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Post: p.Path,
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})
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}
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}
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a.respondWithMinifiedJson(w, tracks)
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}
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const geoMapLocationsSubpath = "/locations.json"
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func (a *goBlog) serveGeoMapLocations(w http.ResponseWriter, r *http.Request) {
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blog, _ := a.getBlog(r)
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allPostsWithLocationRequestConfig := &postsRequestConfig{
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blog: blog,
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anyParams: []string{a.cfg.Micropub.LocationParam},
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fetchParams: []string{a.cfg.Micropub.LocationParam},
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}
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allPostsWithLocationRequestConfig.status, allPostsWithLocationRequestConfig.visibility = a.getDefaultPostStates(r)
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allPostsWithLocations, err := a.getPosts(allPostsWithLocationRequestConfig)
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if err != nil {
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a.serveError(w, r, err.Error(), http.StatusInternalServerError)
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return
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}
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type templateLocation struct {
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Lat float64
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Lon float64
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Post string
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}
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var locations []*templateLocation
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for _, p := range allPostsWithLocations {
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for _, g := range a.geoURIs(p) {
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locations = append(locations, &templateLocation{
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Lat: g.Latitude,
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Lon: g.Longitude,
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Post: p.Path,
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})
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}
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}
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a.respondWithMinifiedJson(w, locations)
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}
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