126 lines
2.6 KiB
Go
126 lines
2.6 KiB
Go
package ical
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import (
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"strings"
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"time"
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)
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type calSerializer struct {
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calendar *Calendar
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buffer *strBuffer
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}
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func (this *calSerializer) serialize() string {
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this.serializeCalendar()
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return strings.TrimSpace(this.buffer.String())
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}
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func (this *calSerializer) serializeCalendar() {
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this.begin()
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this.version()
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this.items()
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this.end()
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}
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func (this *calSerializer) begin() {
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this.buffer.Write("BEGIN:VCALENDAR\n")
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}
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func (this *calSerializer) end() {
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this.buffer.Write("END:VCALENDAR\n")
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}
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func (this *calSerializer) version() {
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this.buffer.Write("VERSION:2.0\n")
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}
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func (this *calSerializer) items() {
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for _, item := range this.calendar.Items {
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item.serializeWithBuffer(this.buffer)
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}
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}
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type calEventSerializer struct {
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event *CalendarEvent
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buffer *strBuffer
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}
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const (
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eventSerializerTimeFormat = "20060102T150405Z"
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)
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func (this *calEventSerializer) serialize() string {
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this.serializeEvent()
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return strings.TrimSpace(this.buffer.String())
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}
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func (this *calEventSerializer) serializeEvent() {
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this.begin()
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this.uid()
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this.created()
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this.lastModified()
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this.dtstart()
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this.dtend()
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this.summary()
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this.description()
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this.location()
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this.url()
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this.end()
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}
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func (this *calEventSerializer) begin() {
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this.buffer.Write("BEGIN:VEVENT\n")
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}
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func (this *calEventSerializer) end() {
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this.buffer.Write("END:VEVENT\n")
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}
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func (this *calEventSerializer) uid() {
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this.serializeStringProp("UID", this.event.Id)
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}
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func (this *calEventSerializer) summary() {
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this.serializeStringProp("SUMMARY", this.event.Summary)
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}
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func (this *calEventSerializer) description() {
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this.serializeStringProp("DESCRIPTION", this.event.Description)
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}
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func (this *calEventSerializer) location() {
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this.serializeStringProp("LOCATION", this.event.Location)
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}
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func (this *calEventSerializer) url() {
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this.serializeStringProp("URL", this.event.URL)
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}
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func (this *calEventSerializer) dtstart() {
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this.serializeTimeProp("DTSTART", this.event.StartAtUTC())
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}
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func (this *calEventSerializer) dtend() {
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this.serializeTimeProp("DTEND", this.event.EndAtUTC())
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}
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func (this *calEventSerializer) created() {
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this.serializeTimeProp("CREATED", this.event.CreatedAtUTC)
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}
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func (this *calEventSerializer) lastModified() {
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this.serializeTimeProp("LAST-MODIFIED", this.event.ModifiedAtUTC)
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}
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func (this *calEventSerializer) serializeStringProp(name, value string) {
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if value != "" {
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escapedValue := escapeTextType(value)
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this.buffer.Write("%s:%s\n", name, escapedValue)
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}
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}
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func (this *calEventSerializer) serializeTimeProp(name string, value *time.Time) {
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if value != nil {
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this.buffer.Write("%s:%s\n", name, value.Format(eventSerializerTimeFormat))
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}
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}
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