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plugins.go
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plugins.go
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/*
* Copyright (c) 2018. Abstrium SAS <team (at) pydio.com>
* This file is part of Pydio Cells.
*
* Pydio Cells is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Pydio Cells is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Pydio Cells. If not, see <http://www.gnu.org/licenses/>.
*
* The latest code can be found at <https://pydio.com>.
*/
// Package dav provides a REST gateway to communicate with pydio backend via the webdav protocol.
package dav
import (
"context"
"net/http"
"github.com/pydio/cells/v4/common"
"github.com/pydio/cells/v4/common/nodes"
"github.com/pydio/cells/v4/common/nodes/compose"
"github.com/pydio/cells/v4/common/nodes/path"
"github.com/pydio/cells/v4/common/runtime"
"github.com/pydio/cells/v4/common/server"
"github.com/pydio/cells/v4/common/service"
)
var (
davRouter nodes.Handler
)
func RouterWithOptionalPrefix(runtime context.Context, s ...string) nodes.Handler {
if davRouter == nil {
davRouter = compose.PathClient(
runtime,
nodes.WithAuditEventsLogging(),
nodes.WithSynchronousCaching(),
nodes.WithSynchronousTasks(),
)
}
if len(s) == 0 {
return davRouter
}
pf := path.NewPermanentPrefix(s[0])
return pf.Adapt(davRouter, nodes.RouterOptions{Context: runtime})
}
// GetHandler is public to let external package spinning a DAV http handler
func GetHandler(ctx context.Context, davPrefix, routerPrefix string) (http.Handler, nodes.Handler) {
ro := RouterWithOptionalPrefix(ctx, routerPrefix)
handler := newHandler(ctx, davPrefix, ro)
return handler, ro
}
func init() {
runtime.Register("main", func(ctx context.Context) {
service.NewService(
service.Name(common.ServiceGatewayDav),
service.Context(ctx),
service.Tag(common.ServiceTagGateway),
service.Description("DAV Gateway to tree service"),
service.WithHTTP(func(runtimeCtx context.Context, mux server.HttpMux) error {
handler := newHandler(runtimeCtx, "/dav", RouterWithOptionalPrefix(ctx), "Cells DAV")
mux.Handle("/dav/", handler)
return nil
}),
service.WithHTTPStop(func(ctx context.Context, mux server.HttpMux) error {
if m, ok := mux.(server.PatternsProvider); ok {
m.DeregisterPattern("/dav/")
}
return nil
}),
)
})
}