Add ICS calendars (global and organizations)

handlers/api/calendars.go

@@ -0,0 +1,121 @@
+package api
+
+import (
+	"net/http"
+	"time"
+
+	"git.coopgo.io/coopgo-apps/parcoursmob/services"
+	ics "github.com/arran4/golang-ical"
+	"github.com/gorilla/mux"
+	"github.com/rs/zerolog/log"
+)
+
+func (h *APIHandler) icsCalendar(events []services.AgendaEvent) (*ics.Calendar, error) {
+	calendar := ics.NewCalendarFor(h.config.GetString("service_name"))
+
+	for _, e := range events {
+		vevent := ics.NewEvent(e.ID)
+		vevent.SetSummary(e.Name)
+		vevent.SetDescription(e.Description)
+		if e.Allday {
+			vevent.SetAllDayStartAt(e.Startdate)
+			if e.Enddate.After(e.Startdate) {
+				vevent.SetAllDayEndAt(e.Enddate.Add(24 * time.Hour))
+			}
+		} else {
+			timeloc, err := time.LoadLocation("Europe/Paris")
+			if err != nil {
+				log.Error().Err(err).Msg("Tried to load timezone location Europe/Paris. Error. Missing zones in container ?")
+				return nil, err
+			}
+
+			starttime, err := time.ParseInLocation("15:04", e.Starttime, timeloc)
+			if err != nil {
+				return nil, err
+			}
+			startdatetime := time.Date(e.Startdate.Year(), e.Startdate.Month(), e.Startdate.Day(), starttime.Hour(), starttime.Minute(), 0, 0, timeloc)
+
+			endtime, err := time.Parse("15:04", e.Endtime)
+			if err != nil {
+				return nil, err
+			}
+			enddatetime := time.Date(e.Enddate.Year(), e.Enddate.Month(), e.Enddate.Day(), endtime.Hour(), endtime.Minute(), 0, 0, timeloc)
+
+			vevent.SetStartAt(startdatetime)
+			vevent.SetEndAt(enddatetime)
+		}
+		calendar.AddVEvent(vevent)
+	}
+	return calendar, nil
+}
+
+func (h *APIHandler) CalendarGlobal(w http.ResponseWriter, r *http.Request) {
+	enabled := h.config.GetBool("modules.agenda.enabled") && h.config.GetBool("modules.agenda.calendars.global.enabled")
+	if !enabled {
+		log.Error().Msg("global calendar not activated in configuration")
+		w.WriteHeader(http.StatusForbidden)
+		return
+	}
+
+	events, err := h.services.GetAgendaEvents()
+	if err != nil {
+		log.Error().Err(err).Msg("error retrieving agenda events")
+		w.WriteHeader(http.StatusInternalServerError)
+		return
+	}
+
+	calendar, err := h.icsCalendar(events)
+	if err != nil {
+		log.Error().Err(err).Msg("error while creating ics calendar")
+		w.WriteHeader(http.StatusInternalServerError)
+		return
+	}
+
+	w.WriteHeader(http.StatusOK)
+	w.Header().Set("Content-Type", "text/calendar")
+	w.Write([]byte(calendar.Serialize()))
+}
+
+func (h *APIHandler) CalendarOrganizations(w http.ResponseWriter, r *http.Request) {
+	enabled := h.config.GetBool("modules.agenda.enabled") && h.config.GetBool("modules.agenda.calendars.organizations.enabled")
+	if !enabled {
+		log.Error().Msg("organizations calendar not activated in configuration")
+		w.WriteHeader(http.StatusForbidden)
+		return
+	}
+
+	// TODO set additional calendar rights in group configuration to prevent default behavior ?
+
+	vars := mux.Vars(r)
+	groupid := vars["groupid"]
+
+	events, err := h.services.GetAgendaEvents()
+	if err != nil {
+		log.Error().Err(err).Msg("error retrieving agenda events")
+		w.WriteHeader(http.StatusInternalServerError)
+		return
+	}
+
+	filteredEvents := []services.AgendaEvent{}
+
+	for _, e := range events {
+		for _, g := range e.Owners {
+			log.Debug().Str("groupid", groupid).Str("g", g).Msg("check identical")
+			if g == groupid {
+				filteredEvents = append(filteredEvents, e)
+				continue
+			}
+		}
+	}
+
+	calendar, err := h.icsCalendar(filteredEvents)
+	if err != nil {
+		log.Error().Err(err).Msg("error while creating ics calendar")
+		w.WriteHeader(http.StatusInternalServerError)
+		return
+	}
+
+	w.WriteHeader(http.StatusOK)
+	w.Header().Set("Content-Type", "text/calendar")
+	w.Write([]byte(calendar.Serialize()))
+}

handlers/api/geo.go

@@ -3,13 +3,12 @@ package api
 import (
 	"encoding/json"
 	"fmt"
-	"io/ioutil"
+	"io"
 	"log"
 	"net/http"
 )
 
 func (h *APIHandler) GeoAutocomplete(w http.ResponseWriter, r *http.Request) {
-
 	pelias := h.config.GetString("geo.pelias.url")
 
 	t, ok := r.URL.Query()["text"]
@@ -29,8 +28,7 @@ func (h *APIHandler) GeoAutocomplete(w http.ResponseWriter, r *http.Request) {
 
 	defer resp.Body.Close()
 
-	body, err := ioutil.ReadAll(resp.Body)
-
+	body, err := io.ReadAll(resp.Body)
 	if err != nil {
 		log.Fatal(err)
 	}