Golang Wrapper.UnmarshalAgain方法代碼示例

func GetMerkleTriple(jw *jsonw.Wrapper) (ret *MerkleTriple, err error) {
	var tmp MerkleTriple
	if err = jw.UnmarshalAgain(&tmp); err != nil {
		ret = &tmp
	}
	return ret, err
}

func (a *InternalAPIEngine) checkAppStatusFromJSONWrapper(arg APIArg, jw *jsonw.Wrapper) (*AppStatus, error) {
	var ast AppStatus
	if err := jw.UnmarshalAgain(&ast); err != nil {
		return nil, err
	}
	return &ast, a.checkAppStatus(arg, &ast)
}

func ParseDevice(jw *jsonw.Wrapper) (ret *Device, err error) {
	var obj Device
	if err = jw.UnmarshalAgain(&obj); err == nil {
		ret = &obj
	}
	return
}

func ParseDevice(jw *jsonw.Wrapper, t time.Time) (ret *Device, err error) {
	var obj Device
	if err = jw.UnmarshalAgain(&obj); err == nil {
		ret = &obj
		ret.CTime = keybase1.ToTime(t)
		ret.MTime = keybase1.ToTime(t)
	}
	return
}

// ParseKeyFamily takes as input a dictionary from a JSON file and returns
// a parsed version for manipulation in the program.
func ParseKeyFamily(jw *jsonw.Wrapper) (ret *KeyFamily, err error) {
	G.Log.Debug("+ ParseKeyFamily")
	defer func() {
		G.Log.Debug("- ParseKeyFamily -> %s", ErrToOk(err))
	}()

	if jw == nil || jw.IsNil() {
		err = KeyFamilyError{"nil record from server"}
		return
	}

	kf := KeyFamily{
		pgp2kid:      make(map[PGPFingerprint]keybase1.KID),
		kid2pgp:      make(map[keybase1.KID]PGPFingerprint),
		Contextified: NewContextified(G),
	}

	// Fill in AllKeys. Somewhat wasteful but probably faster than
	// using Jsonw wrappers, and less error-prone.
	var rkf RawKeyFamily
	if err = jw.UnmarshalAgain(&rkf); err != nil {
		return
	}
	kf.BundlesForTesting = rkf.AllBundles

	// Parse the keys, and collect the PGP keys to map their fingerprints.
	kf.AllKIDs = make(map[keybase1.KID]bool)
	kf.PGPKeySets = make(map[keybase1.KID]*PGPKeySet)
	kf.SingleKeys = make(map[keybase1.KID]GenericKey)
	for _, bundle := range rkf.AllBundles {
		newKey, err := ParseGenericKey(bundle)
		if err != nil {
			return nil, err
		}

		kid := newKey.GetKID()

		if pgp, isPGP := newKey.(*PGPKeyBundle); isPGP {
			ks, ok := kf.PGPKeySets[kid]
			if !ok {
				ks = &PGPKeySet{nil, make(map[string]*PGPKeyBundle)}
				kf.PGPKeySets[kid] = ks

				fp := pgp.GetFingerprint()
				kf.pgp2kid[fp] = kid
				kf.kid2pgp[kid] = fp
			}
			ks.addKey(pgp)
		} else {
			kf.SingleKeys[kid] = newKey
		}
		kf.AllKIDs[kid] = true
	}

	ret = &kf
	return
}

func (c *ChainLink) UnpackComputedKeyInfos(jw *jsonw.Wrapper) (err error) {
	var tmp ComputedKeyInfos
	if jw == nil || jw.IsNil() {
		return
	}
	if err = jw.UnmarshalAgain(&tmp); err == nil {
		c.cki = &tmp
	}
	return
}

func ImportUserConfigFromJSONWrapper(jw *jsonw.Wrapper) (ret *UserConfig, err error) {
	var tmp UserConfig
	if jw == nil {
		return
	}
	if err = jw.UnmarshalAgain(&tmp); err != nil {
		return
	}
	if err = tmp.Import(); err != nil {
		return
	}
	ret = &tmp
	return
}

// ParseKeyFamily takes as input a dictionary from a JSON file and returns
// a parsed version for manipulation in the program.
func ParseKeyFamily(g *GlobalContext, jw *jsonw.Wrapper) (ret *KeyFamily, err error) {
	defer g.Trace("ParseKeyFamily", func() error { return err })()

	if jw == nil || jw.IsNil() {
		err = KeyFamilyError{"nil record from server"}
		return
	}

	kf := KeyFamily{
		Contextified: NewContextified(g),
		pgp2kid:      make(map[PGPFingerprint]keybase1.KID),
		kid2pgp:      make(map[keybase1.KID]PGPFingerprint),
	}

	// Fill in AllKeys. Somewhat wasteful but probably faster than
	// using Jsonw wrappers, and less error-prone.
	var rkf RawKeyFamily
	if err = jw.UnmarshalAgain(&rkf); err != nil {
		return
	}
	kf.BundlesForTesting = rkf.AllBundles

	// Parse the keys, and collect the PGP keys to map their fingerprints.
	kf.AllKIDs = make(map[keybase1.KID]bool)
	kf.PGPKeySets = make(map[keybase1.KID]*PGPKeySet)
	kf.SingleKeys = make(map[keybase1.KID]GenericKey)
	for i, bundle := range rkf.AllBundles {
		newKey, err := ParseGenericKey(bundle)

		// Some users have some historical bad keys, so no reason to crap
		// out if we can't parse them, especially if there are others than
		// can do just as well.
		if err != nil {
			g.Log.Notice("Failed to parse public key at position %d", i)
			g.Log.Debug("Key parsing error: %s", err)
			g.Log.Debug("Full key dump follows")
			g.Log.Debug(bundle)
			continue
		}

		kid := newKey.GetKID()

		if pgp, isPGP := newKey.(*PGPKeyBundle); isPGP {
			ks, ok := kf.PGPKeySets[kid]
			if !ok {
				ks = &PGPKeySet{NewContextified(g), nil, make(map[string]*PGPKeyBundle)}
				kf.PGPKeySets[kid] = ks

				fp := pgp.GetFingerprint()
				kf.pgp2kid[fp] = kid
				kf.kid2pgp[kid] = fp
			}
			ks.addKey(pgp)
		} else {
			kf.SingleKeys[kid] = newKey
		}
		kf.AllKIDs[kid] = true
	}

	ret = &kf
	return
}