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plugins/caldav: switch to path-based URLs

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UIDs are not first-class WebDAV citizens and would require two
roundtrips for most operations.
This commit is contained in:
Simon Ser 2020-05-13 16:48:03 +02:00
parent 59547f7fb7
commit 0191b73996
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GPG key ID: 0FDE7BE0E88F5E48
4 changed files with 29 additions and 20 deletions
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2
go.mod
View file

@ -14,7 +14,7 @@ require (
github.com/emersion/go-sasl v0.0.0-20200509203442-7bfe0ed36a21
github.com/emersion/go-smtp v0.13.0
github.com/emersion/go-vcard v0.0.0-20200508080525-dd3110a24ec2
github.com/emersion/go-webdav v0.3.0
github.com/emersion/go-webdav v0.3.1-0.20200513144525-a4e0e8100397
github.com/google/uuid v1.1.1
github.com/gorilla/css v1.0.0 // indirect
github.com/labstack/echo/v4 v4.1.16

4
go.sum
View file

@ -40,8 +40,8 @@ github.com/emersion/go-vcard v0.0.0-20191221110513-5f81fa0d3cc7 h1:SE+tcd+0kn0cT
github.com/emersion/go-vcard v0.0.0-20191221110513-5f81fa0d3cc7/go.mod h1:HMJKR5wlh/ziNp+sHEDV2ltblO4JD2+IdDOWtGcQBTM=
github.com/emersion/go-vcard v0.0.0-20200508080525-dd3110a24ec2 h1:g1RgqggIPPkEBubnOxAbIglxjMsP0aHPO2ryigBHu2s=
github.com/emersion/go-vcard v0.0.0-20200508080525-dd3110a24ec2/go.mod h1:HMJKR5wlh/ziNp+sHEDV2ltblO4JD2+IdDOWtGcQBTM=
github.com/emersion/go-webdav v0.3.0 h1:I1J9xf7fa1NxXFWCKyN5Ju3Sa3jJeNMI3uJQKHYg0SY=
github.com/emersion/go-webdav v0.3.0/go.mod h1:uSM1VveeKtogBVWaYccTksToczooJ0rrVGNsgnDsr4Q=
github.com/emersion/go-webdav v0.3.1-0.20200513144525-a4e0e8100397 h1:XVnGMemAywvBnsUAIsx4v+avxzauS00Mf9l9oM9olFc=
github.com/emersion/go-webdav v0.3.1-0.20200513144525-a4e0e8100397/go.mod h1:uSM1VveeKtogBVWaYccTksToczooJ0rrVGNsgnDsr4Q=
github.com/google/uuid v1.1.1 h1:Gkbcsh/GbpXz7lPftLA3P6TYMwjCLYm83jiFQZF/3gY=
github.com/google/uuid v1.1.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
github.com/gorilla/css v1.0.0 h1:BQqNyPTi50JCFMTw/b67hByjMVXZRwGha6wxVGkeihY=

2
plugins/caldav/public/calendar.html
View file

@ -14,7 +14,7 @@
{{range .Events}}
{{$event := index .Data.Events 0}}
<li>
<a href="/calendar/{{$event.Props.Text "UID" | pathescape}}">{{$event.Props.Text "SUMMARY"}}</a>
<a href="/calendar/{{$event.Path | pathescape}}">{{$event.Props.Text "SUMMARY"}}</a>
({{$event.DateTimeStart nil | formatdate}} — {{$event.DateTimeEnd nil | formatdate}})
</li>
{{end}}

41
plugins/caldav/routes.go
View file

@ -8,6 +8,7 @@ import (
"git.sr.ht/~emersion/alps"
"github.com/emersion/go-webdav/caldav"
"github.com/labstack/echo/v4"
)
type CalendarRenderData struct {
@ -26,6 +27,15 @@ type EventRenderData struct {
var monthPageLayout = "2006-01"
func parseObjectPath(s string) (string, error) {
p, err := url.PathUnescape(s)
if err != nil {
err = fmt.Errorf("failed to parse path: %v", err)
return "", echo.NewHTTPError(http.StatusBadRequest, err)
}
return string(p), nil
}
func registerRoutes(p *alps.GoPlugin, u *url.URL) {
p.GET("/calendar", func(ctx *alps.Context) error {
var start time.Time
@ -86,15 +96,23 @@ func registerRoutes(p *alps.GoPlugin, u *url.URL) {
})
})
p.GET("/calendar/:uid", func(ctx *alps.Context) error {
uid := ctx.Param("uid")
p.GET("/calendar/:path", func(ctx *alps.Context) error {
path, err := parseObjectPath(ctx.Param("path"))
if err != nil {
return err
}
c, err := newClient(u, ctx.Session)
if err != nil {
return err
}
c, calendar, err := getCalendar(u, ctx.Session)
if err != nil {
return err
}
query := caldav.CalendarQuery{
multiGet := caldav.CalendarMultiGet{
CompRequest: caldav.CalendarCompRequest{
Name: "VCALENDAR",
Props: []string{"VERSION"},
@ -110,23 +128,14 @@ func registerRoutes(p *alps.GoPlugin, u *url.URL) {
},
}},
},
CompFilter: caldav.CompFilter{
Name: "VCALENDAR",
Comps: []caldav.CompFilter{{
Name: "VEVENT",
Props: []caldav.PropFilter{{
Name: "UID",
TextMatch: &caldav.TextMatch{Text: uid},
}},
}},
},
}
events, err := c.QueryCalendar(calendar.Path, &query)
events, err := c.MultiGetCalendar(path, &multiGet)
if err != nil {
return fmt.Errorf("failed to query calendar: %v", err)
return fmt.Errorf("failed to multi-get calendar: %v", err)
}
if len(events) != 1 {
return fmt.Errorf("expected exactly one calendar object with UID %q, got %v", uid, len(events))
return fmt.Errorf("expected exactly one calendar object with path %q, got %v", path, len(events))
}
event := &events[0]