48 lines
925 B
Go
48 lines
925 B
Go
package imapserver
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import (
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"github.com/emersion/go-imap/v2"
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"github.com/emersion/go-imap/v2/internal"
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"github.com/emersion/go-imap/v2/internal/imapwire"
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)
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func (c *Conn) handleEnable(dec *imapwire.Decoder) error {
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var requested []imap.Cap
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for dec.SP() {
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cap, err := internal.ExpectCap(dec)
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if err != nil {
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return err
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}
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requested = append(requested, cap)
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}
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if !dec.ExpectCRLF() {
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return dec.Err()
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}
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if err := c.checkState(imap.ConnStateAuthenticated); err != nil {
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return err
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}
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var enabled []imap.Cap
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for _, req := range requested {
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switch req {
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case imap.CapIMAP4rev2, imap.CapUTF8Accept:
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enabled = append(enabled, req)
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}
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}
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c.mutex.Lock()
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for _, e := range enabled {
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c.enabled[e] = struct{}{}
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}
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c.mutex.Unlock()
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enc := newResponseEncoder(c)
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defer enc.end()
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enc.Atom("*").SP().Atom("ENABLED")
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for _, c := range enabled {
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enc.SP().Atom(string(c))
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}
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return enc.CRLF()
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}
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