mirror of
https://github.com/amigan/aim-oscar-server.git
synced 2024-10-18 05:33:32 -04:00
103 lines
2.5 KiB
Go
103 lines
2.5 KiB
Go
package services
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import (
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"aim-oscar/aimerror"
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"aim-oscar/models"
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"aim-oscar/oscar"
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"aim-oscar/util"
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"context"
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"log"
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"github.com/pkg/errors"
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"github.com/uptrace/bun"
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)
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type BuddyListManagement struct{}
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func (b *BuddyListManagement) HandleSNAC(ctx context.Context, db *bun.DB, snac *oscar.SNAC) (context.Context, error) {
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session, _ := oscar.SessionFromContext(ctx)
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switch snac.Header.Subtype {
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// Client wants to know the buddy list params + limitations
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case 0x2:
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limitSnac := oscar.NewSNAC(3, 3)
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limitSnac.Data.WriteBinary(oscar.NewTLV(1, util.Word(500))) // Max buddy list size
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limitSnac.Data.WriteBinary(oscar.NewTLV(2, util.Word(750))) // Max list watchers
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limitSnac.Data.WriteBinary(oscar.NewTLV(3, util.Word(512))) // Max online notifications ?
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limitFlap := oscar.NewFLAP(2)
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limitFlap.Data.WriteBinary(limitSnac)
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return ctx, session.Send(limitFlap)
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// Add buddy
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case 0x4:
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user := models.UserFromContext(ctx)
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if user == nil {
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return ctx, aimerror.NoUserInSession
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}
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for len(snac.Data.Bytes()) > 0 {
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buddyScreename, err := snac.Data.ReadLPString()
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if err != nil {
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return ctx, errors.Wrap(err, "expecting more buddies in list")
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}
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buddy, err := models.UserByScreenName(ctx, db, buddyScreename)
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if err != nil {
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return ctx, errors.Wrap(err, "error looking for User")
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}
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if buddy == nil {
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return ctx, aimerror.UserNotFound(buddyScreename)
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}
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rel := &models.Buddy{
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SourceUIN: user.UIN,
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WithUIN: buddy.UIN,
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}
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_, err = db.NewInsert().Model(rel).Exec(ctx)
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if err != nil {
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return ctx, err
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}
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log.Printf("%s added buddy %s to buddy list", user.ScreenName, buddyScreename)
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}
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return ctx, nil
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// Remove buddies from user list
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case 0x5:
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user := models.UserFromContext(ctx)
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if user == nil {
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return ctx, aimerror.NoUserInSession
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}
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for len(snac.Data.Bytes()) > 0 {
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buddyScreename, err := snac.Data.ReadLPString()
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if err != nil {
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return ctx, errors.Wrap(err, "expecting more buddies in list")
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}
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buddy, err := models.UserByScreenName(ctx, db, buddyScreename)
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if err != nil {
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return ctx, errors.Wrap(err, "error looking for User")
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}
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if buddy == nil {
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return ctx, aimerror.UserNotFound(buddyScreename)
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}
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_, err = db.NewDelete().Model((*models.Buddy)(nil)).Where("source_uin = ?", user.UIN).Where("with_uin = ?", buddy.UIN).Exec(ctx)
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if err != nil {
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return ctx, err
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}
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log.Printf("%s removed buddy %s from buddy list", user.ScreenName, buddyScreename)
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}
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return ctx, nil
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}
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return ctx, nil
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}
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