112 lines
2.7 KiB
Go
112 lines
2.7 KiB
Go
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// Package api has type definitions for webdav
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package api
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import (
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"encoding/xml"
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"regexp"
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"strconv"
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"time"
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)
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const (
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// Wed, 27 Sep 2017 14:28:34 GMT
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timeFormat = time.RFC1123
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)
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// Multistatus contains responses returned from an HTTP 207 return code
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type Multistatus struct {
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Responses []Response `xml:"response"`
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}
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// Response contains an Href the response it about and its properties
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type Response struct {
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Href string `xml:"href"`
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Props Prop `xml:"propstat"`
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}
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// Prop is the properties of a response
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type Prop struct {
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Status string `xml:"DAV: status"`
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Name string `xml:"DAV: prop>displayname,omitempty"`
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Type xml.Name `xml:"DAV: prop>resourcetype>collection,omitempty"`
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Size int64 `xml:"DAV: prop>getcontentlength,omitempty"`
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Modified Time `xml:"DAV: prop>getlastmodified,omitempty"`
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}
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// Parse a status of the form "HTTP/1.1 200 OK",
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var parseStatus = regexp.MustCompile(`^HTTP/[0-9.]+\s+(\d+)\s+(.*)$`)
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// StatusOK examines the Status and returns an OK flag
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func (p *Prop) StatusOK() bool {
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match := parseStatus.FindStringSubmatch(p.Status)
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if len(match) < 3 {
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return false
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}
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code, err := strconv.Atoi(match[1])
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if err != nil {
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return false
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}
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if code >= 200 && code < 300 {
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return true
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}
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return false
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}
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// PropValue is a tagged name and value
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type PropValue struct {
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XMLName xml.Name `xml:""`
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Value string `xml:",chardata"`
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}
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// Error is used to desribe webdav errors
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//
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// <d:error xmlns:d="DAV:" xmlns:s="http://sabredav.org/ns">
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// <s:exception>Sabre\DAV\Exception\NotFound</s:exception>
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// <s:message>File with name Photo could not be located</s:message>
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// </d:error>
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type Error struct {
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Exception string `xml:"exception,omitempty"`
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Message string `xml:"message,omitempty"`
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Status string
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StatusCode int
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}
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// Error returns a string for the error and statistifes the error interface
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func (e *Error) Error() string {
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if e.Message != "" {
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return e.Message
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}
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if e.Exception != "" {
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return e.Exception
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}
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if e.Status != "" {
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return e.Status
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}
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return "Webdav Error"
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}
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// Time represents represents date and time information for the
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// webdav API marshalling to and from timeFormat
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type Time time.Time
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// MarshalXML turns a Time into XML
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func (t *Time) MarshalXML(e *xml.Encoder, start xml.StartElement) error {
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timeString := (*time.Time)(t).Format(timeFormat)
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return e.EncodeElement(timeString, start)
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}
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// UnmarshalXML turns XML into a Time
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func (t *Time) UnmarshalXML(d *xml.Decoder, start xml.StartElement) error {
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var v string
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err := d.DecodeElement(&v, &start)
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if err != nil {
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return err
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}
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newT, err := time.Parse(timeFormat, v)
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if err != nil {
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return err
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}
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*t = Time(newT)
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return nil
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}
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