mirror of
https://git.sr.ht/~sircmpwn/aerc
synced 2024-11-24 00:52:29 +01:00
126 lines
2.9 KiB
Go
126 lines
2.9 KiB
Go
package maildir
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import (
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"bytes"
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"fmt"
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"io"
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"io/ioutil"
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"github.com/emersion/go-maildir"
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"github.com/emersion/go-message"
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"git.sr.ht/~sircmpwn/aerc/models"
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"git.sr.ht/~sircmpwn/aerc/worker/lib"
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)
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// A Message is an individual email inside of a maildir.Dir.
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type Message struct {
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dir maildir.Dir
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uid uint32
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key string
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}
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// NewReader reads a message into memory and returns an io.Reader for it.
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func (m Message) NewReader() (io.Reader, error) {
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f, err := m.dir.Open(m.key)
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if err != nil {
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return nil, err
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}
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defer f.Close()
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b, err := ioutil.ReadAll(f)
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if err != nil {
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return nil, err
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}
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return bytes.NewReader(b), nil
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}
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// Flags fetches the set of flags currently applied to the message.
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func (m Message) Flags() ([]maildir.Flag, error) {
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return m.dir.Flags(m.key)
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}
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// ModelFlags fetches the set of models.flags currently applied to the message.
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func (m Message) ModelFlags() ([]models.Flag, error) {
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flags, err := m.dir.Flags(m.key)
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if err != nil {
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return nil, err
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}
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return translateFlags(flags), nil
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}
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// SetFlags replaces the message's flags with a new set.
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func (m Message) SetFlags(flags []maildir.Flag) error {
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return m.dir.SetFlags(m.key, flags)
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}
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// MarkRead either adds or removes the maildir.FlagSeen flag from the message.
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func (m Message) MarkRead(seen bool) error {
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flags, err := m.Flags()
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if err != nil {
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return fmt.Errorf("could not read previous flags: %v", err)
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}
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if seen {
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flags = append(flags, maildir.FlagSeen)
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return m.SetFlags(flags)
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}
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var newFlags []maildir.Flag
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for _, flag := range flags {
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if flag != maildir.FlagSeen {
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newFlags = append(newFlags, flag)
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}
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}
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return m.SetFlags(newFlags)
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}
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// Remove deletes the email immediately.
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func (m Message) Remove() error {
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return m.dir.Remove(m.key)
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}
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// MessageInfo populates a models.MessageInfo struct for the message.
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func (m Message) MessageInfo() (*models.MessageInfo, error) {
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return lib.MessageInfo(m)
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}
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// NewBodyPartReader creates a new io.Reader for the requested body part(s) of
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// the message.
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func (m Message) NewBodyPartReader(requestedParts []int) (io.Reader, error) {
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f, err := m.dir.Open(m.key)
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if err != nil {
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return nil, err
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}
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defer f.Close()
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msg, err := message.Read(f)
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if err != nil {
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return nil, fmt.Errorf("could not read message: %v", err)
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}
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return lib.FetchEntityPartReader(msg, requestedParts)
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}
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var flagMap = map[maildir.Flag]models.Flag{
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maildir.FlagReplied: models.AnsweredFlag,
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maildir.FlagSeen: models.SeenFlag,
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maildir.FlagTrashed: models.DeletedFlag,
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maildir.FlagFlagged: models.FlaggedFlag,
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// maildir.FlagDraft Flag = 'D'
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// maildir.FlagPassed Flag = 'P'
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}
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func translateFlags(maildirFlags []maildir.Flag) []models.Flag {
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var flags []models.Flag
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for _, maildirFlag := range maildirFlags {
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if flag, ok := flagMap[maildirFlag]; ok {
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flags = append(flags, flag)
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}
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}
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return flags
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}
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func (m Message) UID() uint32 {
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return m.uid
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}
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func (m Message) Labels() ([]string, error) {
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return nil, nil
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}
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