plugeth/rpc/args.go

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package rpc
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import (
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"bytes"
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"encoding/json"
"math/big"
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"github.com/ethereum/go-ethereum/ethutil"
)
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func blockNumber(raw json.RawMessage, number *int64) (err error) {
var str string
if err = json.Unmarshal(raw, &str); err != nil {
return NewDecodeParamError(err.Error())
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}
switch str {
case "latest":
*number = -1
case "pending":
*number = 0
default:
*number = ethutil.String2Big(str).Int64()
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}
return nil
}
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type GetBlockByHashArgs struct {
BlockHash string
Transactions bool
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}
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func (args *GetBlockByHashArgs) UnmarshalJSON(b []byte) (err error) {
var obj []interface{}
r := bytes.NewReader(b)
if err := json.NewDecoder(r).Decode(&obj); err != nil {
return NewDecodeParamError(err.Error())
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}
if len(obj) < 1 {
return NewInsufficientParamsError(len(obj), 1)
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}
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argstr, ok := obj[0].(string)
if !ok {
return NewDecodeParamError("BlockHash not a string")
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}
args.BlockHash = argstr
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if len(obj) > 1 {
args.Transactions = obj[1].(bool)
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}
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return nil
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}
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type GetBlockByNumberArgs struct {
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BlockNumber int64
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Transactions bool
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}
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func (args *GetBlockByNumberArgs) UnmarshalJSON(b []byte) (err error) {
var obj []interface{}
r := bytes.NewReader(b)
if err := json.NewDecoder(r).Decode(&obj); err != nil {
return NewDecodeParamError(err.Error())
}
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if len(obj) < 1 {
return NewInsufficientParamsError(len(obj), 1)
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}
if v, ok := obj[0].(float64); ok {
args.BlockNumber = int64(v)
} else {
args.BlockNumber = ethutil.Big(obj[0].(string)).Int64()
}
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if len(obj) > 1 {
args.Transactions = obj[1].(bool)
}
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return nil
}
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type NewTxArgs struct {
From string
To string
Value *big.Int
Gas *big.Int
GasPrice *big.Int
Data string
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BlockNumber int64
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}
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func (args *NewTxArgs) UnmarshalJSON(b []byte) (err error) {
var obj struct{ From, To, Value, Gas, GasPrice, Data string }
if err = UnmarshalRawMessages(b, &obj, &args.BlockNumber); err != nil {
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return err
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}
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args.From = obj.From
args.To = obj.To
args.Value = ethutil.Big(obj.Value)
args.Gas = ethutil.Big(obj.Gas)
args.GasPrice = ethutil.Big(obj.GasPrice)
args.Data = obj.Data
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return nil
}
type GetStorageArgs struct {
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Address string
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BlockNumber int64
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}
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func (args *GetStorageArgs) UnmarshalJSON(b []byte) (err error) {
if err = UnmarshalRawMessages(b, &args.Address, &args.BlockNumber); err != nil {
return NewDecodeParamError(err.Error())
}
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return nil
}
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func (args *GetStorageArgs) requirements() error {
if len(args.Address) == 0 {
return NewValidationError("Address", "cannot be blank")
}
return nil
}
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type GetStorageAtArgs struct {
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Address string
Key string
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BlockNumber int64
}
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func (args *GetStorageAtArgs) UnmarshalJSON(b []byte) (err error) {
var obj []string
if err = UnmarshalRawMessages(b, &obj, &args.BlockNumber); err != nil {
return NewDecodeParamError(err.Error())
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}
if len(obj) < 2 {
return NewInsufficientParamsError(len(obj), 2)
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}
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args.Address = obj[0]
args.Key = obj[1]
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return nil
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}
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func (args *GetStorageAtArgs) requirements() error {
if len(args.Address) == 0 {
return NewValidationError("Address", "cannot be blank")
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}
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if len(args.Key) == 0 {
return NewValidationError("Key", "cannot be blank")
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}
return nil
}
type GetTxCountArgs struct {
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Address string
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BlockNumber int64
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}
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func (args *GetTxCountArgs) UnmarshalJSON(b []byte) (err error) {
if err = UnmarshalRawMessages(b, &args.Address, &args.BlockNumber); err != nil {
return NewDecodeParamError(err.Error())
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}
return nil
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}
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func (args *GetTxCountArgs) requirements() error {
if len(args.Address) == 0 {
return NewValidationError("Address", "cannot be blank")
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}
return nil
}
type GetBalanceArgs struct {
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Address string
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BlockNumber int64
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}
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func (args *GetBalanceArgs) UnmarshalJSON(b []byte) (err error) {
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var obj []interface{}
r := bytes.NewReader(b)
if err := json.NewDecoder(r).Decode(&obj); err != nil {
return NewDecodeParamError(err.Error())
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}
if len(obj) < 1 {
return NewInsufficientParamsError(len(obj), 1)
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}
addstr, ok := obj[0].(string)
if !ok {
return NewDecodeParamError("Address is not a string")
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}
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args.Address = addstr
if len(obj) > 1 {
if obj[1].(string) == "latest" {
args.BlockNumber = -1
} else {
args.BlockNumber = ethutil.Big(obj[1].(string)).Int64()
}
}
// if err = UnmarshalRawMessages(b, &args.Address, &args.BlockNumber); err != nil {
// return NewDecodeParamError(err.Error())
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// }
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return nil
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}
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func (args *GetBalanceArgs) requirements() error {
if len(args.Address) == 0 {
return NewValidationError("Address", "cannot be blank")
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}
return nil
}
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type GetDataArgs struct {
Address string
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BlockNumber int64
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}
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func (args *GetDataArgs) UnmarshalJSON(b []byte) (err error) {
if err = UnmarshalRawMessages(b, &args.Address, &args.BlockNumber); err != nil {
return NewDecodeParamError(err.Error())
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}
return nil
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}
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func (args *GetDataArgs) requirements() error {
if len(args.Address) == 0 {
return NewValidationError("Address", "cannot be blank")
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}
return nil
}
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type BlockNumIndexArgs struct {
BlockNumber int64
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Index int64
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}
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func (args *BlockNumIndexArgs) UnmarshalJSON(b []byte) (err error) {
var obj []interface{}
r := bytes.NewReader(b)
if err := json.NewDecoder(r).Decode(&obj); err != nil {
return NewDecodeParamError(err.Error())
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}
if len(obj) < 1 {
return NewInsufficientParamsError(len(obj), 1)
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}
arg0, ok := obj[0].(string)
if !ok {
return NewDecodeParamError("BlockNumber is not string")
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}
args.BlockNumber = ethutil.Big(arg0).Int64()
if len(obj) > 1 {
arg1, ok := obj[1].(string)
if !ok {
return NewDecodeParamError("Index not a string")
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}
args.Index = ethutil.Big(arg1).Int64()
}
return nil
}
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type HashIndexArgs struct {
Hash string
Index int64
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}
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func (args *HashIndexArgs) UnmarshalJSON(b []byte) (err error) {
var obj []interface{}
r := bytes.NewReader(b)
if err := json.NewDecoder(r).Decode(&obj); err != nil {
return NewDecodeParamError(err.Error())
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}
if len(obj) < 1 {
return NewInsufficientParamsError(len(obj), 1)
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}
arg0, ok := obj[0].(string)
if !ok {
return NewDecodeParamError("Hash not a string")
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}
args.Hash = arg0
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if len(obj) > 1 {
arg1, ok := obj[1].(string)
if !ok {
return NewDecodeParamError("Index not a string")
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}
args.Index = ethutil.Big(arg1).Int64()
}
return nil
}
type Sha3Args struct {
Data string
}
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func (args *Sha3Args) UnmarshalJSON(b []byte) (err error) {
var obj []interface{}
r := bytes.NewReader(b)
if err := json.NewDecoder(r).Decode(&obj); err != nil {
return NewDecodeParamError(err.Error())
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}
if len(obj) < 1 {
return NewInsufficientParamsError(len(obj), 1)
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}
args.Data = obj[0].(string)
return nil
}
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// type FilterArgs struct {
// FromBlock uint64
// ToBlock uint64
// Limit uint64
// Offset uint64
// Address string
// Topics []string
// }
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// func (args *FilterArgs) UnmarshalJSON(b []byte) (err error) {
// var obj []struct {
// FromBlock string `json:"fromBlock"`
// ToBlock string `json:"toBlock"`
// Limit string `json:"limit"`
// Offset string `json:"offset"`
// Address string `json:"address"`
// Topics []string `json:"topics"`
// }
// if err = json.Unmarshal(b, &obj); err != nil {
// return errDecodeArgs
// }
// if len(obj) < 1 {
// return errArguments
// }
// args.FromBlock = uint64(ethutil.Big(obj[0].FromBlock).Int64())
// args.ToBlock = uint64(ethutil.Big(obj[0].ToBlock).Int64())
// args.Limit = uint64(ethutil.Big(obj[0].Limit).Int64())
// args.Offset = uint64(ethutil.Big(obj[0].Offset).Int64())
// args.Address = obj[0].Address
// args.Topics = obj[0].Topics
// return nil
// }
type FilterOptions struct {
Earliest int64
Latest int64
Address interface{}
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Topics []interface{}
Skip int
Max int
}
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func (args *FilterOptions) UnmarshalJSON(b []byte) (err error) {
var obj []struct {
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FromBlock string `json:"fromBlock"`
ToBlock string `json:"toBlock"`
Limit string `json:"limit"`
Offset string `json:"offset"`
Address string `json:"address"`
Topics []interface{} `json:"topics"`
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}
if err = json.Unmarshal(b, &obj); err != nil {
return NewDecodeParamError(err.Error())
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}
if len(obj) < 1 {
return NewInsufficientParamsError(len(obj), 1)
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}
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args.Earliest = int64(ethutil.Big(obj[0].FromBlock).Int64())
args.Latest = int64(ethutil.Big(obj[0].ToBlock).Int64())
args.Max = int(ethutil.Big(obj[0].Limit).Int64())
args.Skip = int(ethutil.Big(obj[0].Offset).Int64())
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args.Address = obj[0].Address
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args.Topics = obj[0].Topics
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return nil
}
// type FilterChangedArgs struct {
// n int
// }
type DbArgs struct {
Database string
Key string
Value string
}
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func (args *DbArgs) UnmarshalJSON(b []byte) (err error) {
var obj []interface{}
r := bytes.NewReader(b)
if err := json.NewDecoder(r).Decode(&obj); err != nil {
return NewDecodeParamError(err.Error())
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}
if len(obj) < 2 {
return NewInsufficientParamsError(len(obj), 2)
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}
args.Database = obj[0].(string)
args.Key = obj[1].(string)
if len(obj) > 2 {
args.Value = obj[2].(string)
}
return nil
}
func (a *DbArgs) requirements() error {
if len(a.Database) == 0 {
return NewValidationError("Database", "cannot be blank")
}
if len(a.Key) == 0 {
return NewValidationError("Key", "cannot be blank")
}
return nil
}
type WhisperMessageArgs struct {
Payload string
To string
From string
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Topics []string
Priority uint32
Ttl uint32
}
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func (args *WhisperMessageArgs) UnmarshalJSON(b []byte) (err error) {
var obj []struct {
Payload string
To string
From string
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Topics []string
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Priority string
Ttl string
}
if err = json.Unmarshal(b, &obj); err != nil {
return NewDecodeParamError(err.Error())
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}
if len(obj) < 1 {
return NewInsufficientParamsError(len(obj), 1)
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}
args.Payload = obj[0].Payload
args.To = obj[0].To
args.From = obj[0].From
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args.Topics = obj[0].Topics
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args.Priority = uint32(ethutil.Big(obj[0].Priority).Int64())
args.Ttl = uint32(ethutil.Big(obj[0].Ttl).Int64())
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return nil
}
type CompileArgs struct {
Source string
}
func (args *CompileArgs) UnmarshalJSON(b []byte) (err error) {
var obj []interface{}
r := bytes.NewReader(b)
if err := json.NewDecoder(r).Decode(&obj); err != nil {
return NewDecodeParamError(err.Error())
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}
if len(obj) > 0 {
args.Source = obj[0].(string)
}
return nil
}
type FilterStringArgs struct {
Word string
}
func (args *FilterStringArgs) UnmarshalJSON(b []byte) (err error) {
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var obj []interface{}
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r := bytes.NewReader(b)
if err := json.NewDecoder(r).Decode(&obj); err != nil {
return NewDecodeParamError(err.Error())
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}
if len(obj) < 1 {
return NewInsufficientParamsError(len(obj), 1)
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}
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var argstr string
argstr, ok := obj[0].(string)
if !ok {
return NewDecodeParamError("Filter is not a string")
}
args.Word = argstr
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return nil
}
type FilterIdArgs struct {
Id int
}
func (args *FilterIdArgs) UnmarshalJSON(b []byte) (err error) {
var obj []string
r := bytes.NewReader(b)
if err := json.NewDecoder(r).Decode(&obj); err != nil {
return NewDecodeParamError(err.Error())
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}
if len(obj) < 1 {
return NewInsufficientParamsError(len(obj), 1)
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}
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args.Id = int(ethutil.Big(obj[0]).Int64())
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return nil
}
type WhisperIdentityArgs struct {
Identity string
}
func (args *WhisperIdentityArgs) UnmarshalJSON(b []byte) (err error) {
var obj []string
r := bytes.NewReader(b)
if err := json.NewDecoder(r).Decode(&obj); err != nil {
return NewDecodeParamError(err.Error())
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}
if len(obj) < 1 {
return NewInsufficientParamsError(len(obj), 1)
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}
args.Identity = obj[0]
return nil
}
type WhisperFilterArgs struct {
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To string `json:"to"`
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From string
Topics []string
}
func (args *WhisperFilterArgs) UnmarshalJSON(b []byte) (err error) {
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var obj []struct {
To string
From string
Topics []string
}
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if err = json.Unmarshal(b, &obj); err != nil {
return NewDecodeParamError(err.Error())
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}
if len(obj) < 1 {
return NewInsufficientParamsError(len(obj), 1)
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}
args.To = obj[0].To
args.From = obj[0].From
args.Topics = obj[0].Topics
return nil
}
// func (req *RpcRequest) ToRegisterArgs() (string, error) {
// if len(req.Params) < 1 {
// return "", errArguments
// }
// var args string
// err := json.Unmarshal(req.Params, &args)
// if err != nil {
// return "", err
// }
// return args, nil
// }
// func (req *RpcRequest) ToWatchTxArgs() (string, error) {
// if len(req.Params) < 1 {
// return "", errArguments
// }
// var args string
// err := json.Unmarshal(req.Params, &args)
// if err != nil {
// return "", err
// }
// return args, nil
// }