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Add Transaction.signingData()

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This commit is contained in:
Nicholas Dudfield
2015-06-22 19:37:53 +07:00
parent 46121edd62
commit 8d98e443c5
4 changed files with 113 additions and 75 deletions
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101
src/core/serializedobject.js
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@@ -50,57 +50,9 @@ function SerializedObject(buf) {
this.pointer = 0;
}
SerializedObject.from_json = function(obj_) {
// Create a copy of the object so we don't modify it
const obj = extend(true, {}, obj_);
SerializedObject.from_json = function(obj) {
const so = new SerializedObject();
let typedef;
if (typeof obj.TransactionType === 'number') {
obj.TransactionType = SerializedObject.lookup_type_tx(obj.TransactionType);
if (!obj.TransactionType) {
throw new Error('Transaction type ID is invalid.');
}
}
if (typeof obj.LedgerEntryType === 'number') {
obj.LedgerEntryType = SerializedObject.lookup_type_le(obj.LedgerEntryType);
if (!obj.LedgerEntryType) {
throw new Error('LedgerEntryType ID is invalid.');
}
}
if (typeof obj.TransactionType === 'string') {
typedef = binformat.tx[obj.TransactionType];
if (!Array.isArray(typedef)) {
throw new Error('Transaction type is invalid');
}
typedef = typedef.slice();
obj.TransactionType = typedef.shift();
} else if (typeof obj.LedgerEntryType === 'string') {
typedef = binformat.ledger[obj.LedgerEntryType];
if (!Array.isArray(typedef)) {
throw new Error('LedgerEntryType is invalid');
}
typedef = typedef.slice();
obj.LedgerEntryType = typedef.shift();
} else if (typeof obj.AffectedNodes === 'object') {
typedef = binformat.metadata;
} else {
throw new Error('Object to be serialized must contain either' +
' TransactionType, LedgerEntryType or AffectedNodes.');
}
// ND: This from_*json* seems a reasonable place to put validation of `json`
SerializedObject.check_fields(typedef, obj);
so.serialize(typedef, obj);
so.parse_json(obj);
return so;
};
@@ -154,6 +106,55 @@ SerializedObject.check_fields = function(typedef, obj) {
throw new Error(errorMessage);
};
SerializedObject.prototype.parse_json = function(obj_) {
// Create a copy of the object so we don't modify it
const obj = extend(true, {}, obj_);
let typedef;
if (typeof obj.TransactionType === 'number') {
obj.TransactionType = SerializedObject.lookup_type_tx(obj.TransactionType);
if (!obj.TransactionType) {
throw new Error('Transaction type ID is invalid.');
}
}
if (typeof obj.LedgerEntryType === 'number') {
obj.LedgerEntryType = SerializedObject.lookup_type_le(obj.LedgerEntryType);
if (!obj.LedgerEntryType) {
throw new Error('LedgerEntryType ID is invalid.');
}
}
if (typeof obj.TransactionType === 'string') {
typedef = binformat.tx[obj.TransactionType];
if (!Array.isArray(typedef)) {
throw new Error('Transaction type is invalid');
}
typedef = typedef.slice();
obj.TransactionType = typedef.shift();
} else if (typeof obj.LedgerEntryType === 'string') {
typedef = binformat.ledger[obj.LedgerEntryType];
if (!Array.isArray(typedef)) {
throw new Error('LedgerEntryType is invalid');
}
typedef = typedef.slice();
obj.LedgerEntryType = typedef.shift();
} else if (typeof obj.AffectedNodes === 'object') {
typedef = binformat.metadata;
} else {
throw new Error('Object to be serialized must contain either' +
' TransactionType, LedgerEntryType or AffectedNodes.');
}
SerializedObject.check_fields(typedef, obj);
this.serialize(typedef, obj);
};
SerializedObject.prototype.append = function(bytes_) {
const bytes = bytes_ instanceof SerializedObject ? bytes_.buffer : bytes_;