Better caldav support (#73)

vendor/github.com/samedi/caldav-go/handlers/propfind.go

@@ -0,0 +1,49 @@
+package handlers
+
+import (
+	"encoding/xml"
+	"github.com/samedi/caldav-go/global"
+	"net/http"
+)
+
+type propfindHandler struct {
+	request  *http.Request
+	response *Response
+}
+
+func (ph propfindHandler) Handle() *Response {
+	requestBody := readRequestBody(ph.request)
+	header := headers{ph.request.Header}
+
+	// get the target resources based on the request URL
+	resources, err := global.Storage.GetResources(ph.request.URL.Path, header.IsDeep())
+	if err != nil {
+		return ph.response.SetError(err)
+	}
+
+	// read body string to xml struct
+	type XMLProp2 struct {
+		Tags []xml.Name `xml:",any"`
+	}
+	type XMLRoot2 struct {
+		XMLName xml.Name
+		Prop    XMLProp2 `xml:"DAV: prop"`
+	}
+	var requestXML XMLRoot2
+	xml.Unmarshal([]byte(requestBody), &requestXML)
+
+	multistatus := &multistatusResp{
+		Minimal: header.IsMinimal(),
+	}
+	// for each href, build the multistatus responses
+	for _, resource := range resources {
+		propstats := multistatus.Propstats(&resource, requestXML.Prop.Tags)
+		multistatus.AddResponse(resource.Path, true, propstats)
+	}
+
+	if multistatus.Minimal {
+		ph.response.SetHeader(HD_PREFERENCE_APPLIED, HD_PREFER_MINIMAL)
+	}
+
+	return ph.response.Set(207, multistatus.ToXML())
+}