Class: Digitalbits::Operation

Inherits:
Object
  • Object
show all
Extended by:
DSL
Defined in:
lib/digitalbits/compat.rb,
lib/digitalbits/operation.rb

Constant Summary collapse

MAX_INT64 = 
2**63 - 1
TRUST_LINE_FLAGS_MAPPING = 
{
  full: Digitalbits::TrustLineFlags.authorized_flag,
  maintain_liabilities: Digitalbits::TrustLineFlags.authorized_to_maintain_liabilities_flag,
  clawback_enabled: false
}.freeze

Class Method Summary collapse

Methods included from DSL

Asset, ClaimPredicate, Claimant, KeyPair, SignerKey

Class Method Details

.account_merge(attributes = {}) ⇒ Digitalbits::Operation

Helper method to create an account merge operation

Parameters:

  • attributes (Hash) (defaults to: {}) —

    the attributes to create the operation with

Options Hash (attributes):

Returns:

Raises:

  • (ArgumentError) 


450
451
452
453
454
455
456
457
458
459
 
# File 'lib/digitalbits/operation.rb', line 450

def (attributes = {})
  destination = attributes[:destination]

  raise ArgumentError, "Bad :destination" unless destination.is_a?(KeyPair)

  # TODO: add source_account support
  make(attributes.merge({
    body: [:account_merge, destination.]
  }))
end

.allow_trust(attributes = {}) ⇒ Digitalbits::Operation

Deprecated.

Use set_trustline_flags operation

DEPRECATED in favor of set_trustline_flags

Helper method to create a valid AllowTrustOp, wrapped in the necessary XDR structs to be included within a transactions operations array.

Parameters:

  • attributes (Hash) (defaults to: {}) —

    the attributes to create the operation with

Options Hash (attributes):

Returns:

Raises:

  • (ArgumentError) 


409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
 
# File 'lib/digitalbits/operation.rb', line 409

def allow_trust(attributes = {})
  op = AllowTrustOp.new

  trustor = attributes[:trustor]
  # we handle booleans here for the backward compatibility
  authorize = attributes[:authorize].yield_self { |value| value == true ? :full : value }
  asset = attributes[:asset]
  if asset.is_a?(Array)
    asset = Asset.send(*asset)
  end

  raise ArgumentError, "Bad :trustor" unless trustor.is_a?(Digitalbits::KeyPair)

  allowed_flags = TRUST_LINE_FLAGS_MAPPING.slice(:full, :maintain_liabilities)

  # we handle booleans here for the backward compatibility
  op.authorize = if allowed_flags.key?(authorize)
    allowed_flags[authorize].value
  elsif [:none, false].include?(authorize)
    0
  else
    raise ArgumentError, "Bad :authorize, supported values: :full, :maintain_liabilities, :none"
  end

  raise ArgumentError, "Bad :asset" unless asset.type == Digitalbits::AssetType.asset_type_credit_alphanum4

  op.trustor = trustor.
  op.asset = AssetCode.new(:asset_type_credit_alphanum4, asset.code)

  make(attributes.merge({
    body: [:allow_trust, op]
  }))
end

.begin_sponsoring_future_reserves(sponsored:, **attributes) ⇒ Object 



239
240
241
242
243
244
245
 
# File 'lib/digitalbits/operation.rb', line 239

def begin_sponsoring_future_reserves(sponsored:, **attributes)
  op = BeginSponsoringFutureReservesOp.new(
    sponsored_id: KeyPair(sponsored).
  )

  make(attributes.merge(body: [:begin_sponsoring_future_reserves, op]))
end

.bump_sequence(attributes = {}) ⇒ Object

Raises:

  • (ArgumentError) 


507
508
509
510
511
512
513
514
515
516
517
518
519
 
# File 'lib/digitalbits/operation.rb', line 507

def bump_sequence(attributes = {})
  op = BumpSequenceOp.new

  bump_to = attributes[:bump_to]

  raise ArgumentError, ":bump_to too big" unless bump_to <= MAX_INT64

  op.bump_to = bump_to

  make(attributes.merge({
    body: [:bump_sequence, op]
  }))
end

.change_trust(attributes = {}) ⇒ Digitalbits::Operation

Helper method to create a valid ChangeTrustOp, wrapped in the necessary XDR structs to be included within a transactions operations array.

Parameters:

  • attributes (Hash) (defaults to: {}) —

    the attributes to create the operation with

Options Hash (attributes):

  • :line (Digitalbits::Asset) —

    the asset to trust

  • :limit (Fixnum) —

    the maximum amount to trust, defaults to max int64, if the limit is set to 0 it deletes the trustline.

Returns:

Raises:

  • (ArgumentError) 


189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
 
# File 'lib/digitalbits/operation.rb', line 189

def change_trust(attributes = {})
  line = attributes[:line]
  unless line.is_a?(Asset)
    unless Asset::TYPES.include?(line[0])
      fail ArgumentError, "must be one of #{Asset::TYPES}"
    end
    line = Asset.send(*line)
  end

  limit = attributes.key?(:limit) ? interpret_amount(attributes[:limit]) : MAX_INT64

  raise ArgumentError, "Bad :limit #{limit}" unless limit.is_a?(Integer)

  op = ChangeTrustOp.new(line: line, limit: limit)

  make(attributes.merge({
    body: [:change_trust, op]
  }))
end

.claim_claimable_balance(balance_id:, **attributes) ⇒ Operation

Helper method to create a valid CreateClaimableBalanceOp, ready to be used within a transactions operations array.

Parameters:

  • balance_id (ClaimableBalanceID) —

    unique ID of claimable balance

Returns:

  • (Operation) —

    the built operation, containing a Digitalbits::ChangeTrustOp body

See Also:

  • DSL::Claimant


233
234
235
236
237
 
# File 'lib/digitalbits/operation.rb', line 233

def claim_claimable_balance(balance_id:, **attributes)
  op = ClaimClaimableBalanceOp.new(balance_id: balance_id)

  make(attributes.merge(body: [:claim_claimable_balance, op]))
end

.clawback(source_account:, from:, amount:) ⇒ Object 



521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
 
# File 'lib/digitalbits/operation.rb', line 521

def clawback(source_account:, from:, amount:)
  asset, amount = get_asset_amount(amount)

  if amount == 0
    raise ArgumentError, "Amount can not be zero"
  end

  if amount < 0
    raise ArgumentError, "Negative amount is not allowed"
  end

  op = ClawbackOp.new(
    amount: amount,
    from: from.,
    asset: asset
  )

  make({
    source_account: ,
    body: [:clawback, op]
  })
end

.clawback_claimable_balance(source_account:, balance_id:) ⇒ Digitalbits::Operation

Helper method to create clawback claimable balance operation

Parameters:

  • source_account (Digitalbits::KeyPair) —

    the attributes to create the operation with

  • balance_id (String) —

    ClaimableBalanceID, serialized in hex

Returns:



550
551
552
553
554
555
556
557
558
559
560
 
# File 'lib/digitalbits/operation.rb', line 550

def clawback_claimable_balance(source_account:, balance_id:)
  balance_id = Digitalbits::ClaimableBalanceID.from_xdr(balance_id, :hex)
  op = ClawbackClaimableBalanceOp.new(balance_id: balance_id)

  make(
    source_account: ,
    body: [:clawback_claimable_balance, op]
  )
rescue XDR::ReadError
  raise ArgumentError, "Claimable balance id '#{balance_id}' is invalid"
end

.create_account(attributes = {}) ⇒ Object

Raises:

  • (ArgumentError) 


163
164
165
166
167
168
169
170
171
172
173
174
175
176
 
# File 'lib/digitalbits/operation.rb', line 163

def (attributes = {})
  destination = attributes[:destination]
  starting_balance = interpret_amount(attributes[:starting_balance])

  raise ArgumentError unless destination.is_a?(KeyPair)

  op = CreateAccountOp.new
  op.destination = destination.
  op.starting_balance = starting_balance

  make(attributes.merge({
    body: [:create_account, op]
  }))
end

.create_claimable_balance(asset:, amount:, claimants:, **attributes) ⇒ Operation

Helper method to create a valid CreateClaimableBalanceOp, ready to be used within a transactions operations array.

Parameters:

  • asset (Asset) —

    the asset to transfer to a claimable balance

  • amount (Fixnum) —

    the amount of asset to put into a claimable balance

  • claimants (Array<Claimant>) —

    accounts authorized to claim the balance in the future

Returns:

See Also:

  • DSL::Claimant


219
220
221
222
223
 
# File 'lib/digitalbits/operation.rb', line 219

def create_claimable_balance(asset:, amount:, claimants:, **attributes)
  op = CreateClaimableBalanceOp.new(asset: asset, amount: amount, claimants: claimants)

  make(attributes.merge(body: [:create_claimable_balance, op]))
end

.create_passive_offer ⇒ Object 



3
 
# File 'lib/digitalbits/compat.rb', line 3

alias_method :create_passive_offer, :create_passive_sell_offer

.create_passive_sell_offer(attributes = {}) ⇒ Object 



317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
 
# File 'lib/digitalbits/operation.rb', line 317

def create_passive_sell_offer(attributes = {})
  buying = attributes[:buying]
  if buying.is_a?(Array)
    buying = Asset.send(*buying)
  end
  selling = attributes[:selling]
  if selling.is_a?(Array)
    selling = Asset.send(*selling)
  end
  amount = interpret_amount(attributes[:amount])
  price = interpret_price(attributes[:price])

  op = CreatePassiveSellOfferOp.new({
    buying: buying,
    selling: selling,
    amount: amount,
    price: price
  })

  make(attributes.merge({
    body: [:create_passive_sell_offer, op]
  }))
end

.end_sponsoring_future_reserves(**attributes) ⇒ Object 



247
248
249
 
# File 'lib/digitalbits/operation.rb', line 247

def end_sponsoring_future_reserves(**attributes)
  make(attributes.merge(body: [:end_sponsoring_future_reserves]))
end

.inflation(attributes = {}) ⇒ Digitalbits::Operation

Helper method to create an inflation operation

Parameters:

  • attributes (Hash) (defaults to: {}) —

    the attributes to create the operation with

Options Hash (attributes):

  • :sequence (Integer)

Returns:

Raises:

  • (ArgumentError) 


468
469
470
471
472
473
474
475
476
477
 
# File 'lib/digitalbits/operation.rb', line 468

def inflation(attributes = {})
  sequence = attributes[:sequence]

  raise ArgumentError, "Bad :sequence #{sequence}" unless sequence.is_a?(Integer)

  # TODO: add source_account support
  make(attributes.merge({
    body: [:inflation]
  }))
end

.make(attributes = {}) ⇒ Digitalbits::Operation

Construct a new Digitalbits::Operation from the provided source account and body

Parameters:

  • attributes (Hash) (defaults to: {}) —

    the attributes to create the operation with

Options Hash (attributes):

Returns:



23
24
25
26
27
28
29
30
31
32
33
34
35
36
 
# File 'lib/digitalbits/operation.rb', line 23

def make(attributes = {})
   = attributes[:source_account]

  if  && !.is_a?(Digitalbits::KeyPair)
    raise ArgumentError, "Bad :source_account"
  end

  body = Digitalbits::Operation::Body.new(*attributes[:body])

  Digitalbits::Operation.new(
    body: body,
    source_account: &.
  )
end

.manage_buy_offer(attributes = {}) ⇒ Object 



291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
 
# File 'lib/digitalbits/operation.rb', line 291

def manage_buy_offer(attributes = {})
  buying = attributes[:buying]
  if buying.is_a?(Array)
    buying = Asset.send(*buying)
  end
  selling = attributes[:selling]
  if selling.is_a?(Array)
    selling = Asset.send(*selling)
  end
  amount = interpret_amount(attributes[:amount])
  offer_id = attributes[:offer_id] || 0
  price = interpret_price(attributes[:price])

  op = ManageBuyOfferOp.new({
    buying: buying,
    selling: selling,
    buy_amount: amount,
    price: price,
    offer_id: offer_id
  })

  make(attributes.merge({
    body: [:manage_buy_offer, op]
  }))
end

.manage_data(attributes = {}) ⇒ Digitalbits::Operation

Helper method to create an manage data operation

Parameters:

  • attributes (Hash) (defaults to: {}) —

    the attributes to create the operation with

Options Hash (attributes):

  • :sequence (Integer)

Returns:

Raises:

  • (ArgumentError) 


486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
 
# File 'lib/digitalbits/operation.rb', line 486

def manage_data(attributes = {})
  op = ManageDataOp.new

  name = attributes[:name]
  value = attributes[:value]

  raise ArgumentError, "Invalid :name" unless name.is_a?(String)
  raise ArgumentError, ":name too long" unless name.bytesize <= 64

  if value.present?
    raise ArgumentError, ":value too long" unless value.bytesize <= 64
  end

  op.data_name = name
  op.data_value = value

  make(attributes.merge({
    body: [:manage_data, op]
  }))
end

.manage_offer ⇒ Object 



2
 
# File 'lib/digitalbits/compat.rb', line 2

alias_method :manage_offer, :manage_sell_offer

.manage_sell_offer(attributes = {}) ⇒ Object 



265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
 
# File 'lib/digitalbits/operation.rb', line 265

def manage_sell_offer(attributes = {})
  buying = attributes[:buying]
  if buying.is_a?(Array)
    buying = Asset.send(*buying)
  end
  selling = attributes[:selling]
  if selling.is_a?(Array)
    selling = Asset.send(*selling)
  end
  amount = interpret_amount(attributes[:amount])
  offer_id = attributes[:offer_id] || 0
  price = interpret_price(attributes[:price])

  op = ManageSellOfferOp.new({
    buying: buying,
    selling: selling,
    amount: amount,
    price: price,
    offer_id: offer_id
  })

  make(attributes.merge({
    body: [:manage_sell_offer, op]
  }))
end

.path_payment(attributes = {}) ⇒ Digitalbits::Operation

Deprecated.

Please use Operation.path_payment_strict_receive

Helper method to create a valid PathPaymentStrictReceiveOp, wrapped in the necessary XDR structs to be included within a transactions operations array.

Parameters:

  • attributes (Hash) (defaults to: {}) —

    the attributes to create the operation with

Options Hash (attributes):

  • :destination (Digitalbits::KeyPair) —

    the receiver of the payment

  • :amount (Array) —

    the destination asset and the amount to pay

  • :with (Array) —

    the source asset and maximum allowed source amount to pay with

  • :path (Array<Digitalbits::Asset>) —

    the payment path to use

Returns:

See Also:



83
84
85
 
# File 'lib/digitalbits/operation.rb', line 83

def path_payment(attributes = {})
  path_payment_strict_receive(attributes)
end

.path_payment_strict_receive(attributes = {}) ⇒ Digitalbits::Operation

Helper method to create a valid PathPaymentStrictReceiveOp, wrapped in the necessary XDR structs to be included within a transactions operations array.

Parameters:

  • attributes (Hash) (defaults to: {}) —

    the attributes to create the operation with

Options Hash (attributes):

  • :destination (Digitalbits::KeyPair) —

    the receiver of the payment

  • :amount (Array) —

    the destination asset and the amount to pay

  • :with (Array) —

    the source asset and maximum allowed source amount to pay with

  • :path (Array<Digitalbits::Asset>) —

    the payment path to use

Returns:

Raises:

  • (ArgumentError)

See Also:



102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
 
# File 'lib/digitalbits/operation.rb', line 102

def path_payment_strict_receive(attributes = {})
  destination = attributes[:destination]
  asset, amount = get_asset_amount(attributes[:amount])
  send_asset, send_max = get_asset_amount(attributes[:with])
  path = (attributes[:path] || []).map { |p|
    p.is_a?(Array) ? Digitalbits::Asset.send(*p) : p
  }

  raise ArgumentError unless destination.is_a?(KeyPair)

  op = PathPaymentStrictReceiveOp.new
  op.send_asset = send_asset
  op.send_max = send_max
  op.destination = destination.
  op.dest_asset = asset
  op.dest_amount = amount
  op.path = path

  make(attributes.merge({
    body: [:path_payment_strict_receive, op]
  }))
end

.path_payment_strict_send(attributes = {}) ⇒ Digitalbits::Operation

Helper method to create a valid PathPaymentStrictSendOp, wrapped in the necessary XDR structs to be included within a transactions operations array.

Parameters:

  • attributes (Hash) (defaults to: {}) —

    the attributes to create the operation with

Options Hash (attributes):

  • :destination (Digitalbits::KeyPair) —

    the receiver of the payment

  • :amount (Array) —

    the destination asset and the minimum amount of destination asset to be received

  • :with (Array) —

    the source asset and amount to pay with

  • :path (Array<Digitalbits::Asset>) —

    the payment path to use

Returns:

Raises:

  • (ArgumentError)

See Also:



140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
 
# File 'lib/digitalbits/operation.rb', line 140

def path_payment_strict_send(attributes = {})
  destination = attributes[:destination]
  asset, dest_min = get_asset_amount(attributes[:amount])
  send_asset, send_amount = get_asset_amount(attributes[:with])
  path = (attributes[:path] || []).map { |p|
    p.is_a?(Array) ? Digitalbits::Asset.send(*p) : p
  }

  raise ArgumentError unless destination.is_a?(KeyPair)

  op = PathPaymentStrictSendOp.new
  op.send_asset = send_asset
  op.send_amount = send_amount
  op.destination = destination.
  op.dest_asset = asset
  op.dest_min = dest_min
  op.path = path

  make(attributes.merge({
    body: [:path_payment_strict_send, op]
  }))
end

.payment(attributes = {}) ⇒ Digitalbits::Operation

Helper method to create a valid PaymentOp, wrapped in the necessary XDR structs to be included within a transactions operations array.

Parameters:

  • attributes (Hash) (defaults to: {}) —

    the attributes to create the operation with

Options Hash (attributes):

  • :destination (Digitalbits::KeyPair) —

    the receiver of the payment

  • :amount (Array) —

    the amount to pay

Returns:

Raises:

  • (ArgumentError)

See Also:



50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
 
# File 'lib/digitalbits/operation.rb', line 50

def payment(attributes = {})
  destination = attributes[:destination]
  asset, amount = get_asset_amount(attributes[:amount])

  raise ArgumentError unless destination.is_a?(KeyPair)

  op = PaymentOp.new
  op.asset = asset
  op.amount = amount
  op.destination = destination.

  make(attributes.merge({
    body: [:payment, op]
  }))
end

.revoke_sponsorship(sponsored:, **attributes) ⇒ Object

Parameters:

  • sponsored (#to_keypair) —

    owner of sponsored entry

Raises:

  • (ArgumentError) 


252
253
254
255
256
257
258
259
260
261
262
263
 
# File 'lib/digitalbits/operation.rb', line 252

def revoke_sponsorship(sponsored:, **attributes)
  key_fields = attributes.slice(:offer_id, :data_name, :balance_id, :asset, :signer)
  raise ArgumentError, "conflicting attributes: #{key_fields.keys.join(", ")}" if key_fields.size > 1
   = KeyPair(sponsored).
  key, value = key_fields.first
  op = if key == :signer
    RevokeSponsorshipOp.signer(account_id: , signer_key: SignerKey(value))
  else
    RevokeSponsorshipOp.ledger_key(LedgerKey.from(account_id: , **key_fields))
  end
  make(attributes.merge(body: [:revoke_sponsorship, op]))
end

.set_options(attributes = {}) ⇒ Digitalbits::Operation

Helper method to create a valid SetOptionsOp, wrapped in the necessary XDR structs to be included within a transactions operations array.

Parameters:

  • attributes (Hash) (defaults to: {}) —

    the attributes to create the operation with

Options Hash (attributes):

Returns:



355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
 
# File 'lib/digitalbits/operation.rb', line 355

def set_options(attributes = {})
  op = SetOptionsOp.new
  op.set_flags = Digitalbits::AccountFlags.make_mask attributes[:set]
  op.clear_flags = Digitalbits::AccountFlags.make_mask attributes[:clear]
  op.master_weight = attributes[:master_weight]
  op.low_threshold = attributes[:low_threshold]
  op.med_threshold = attributes[:med_threshold]
  op.high_threshold = attributes[:high_threshold]

  op.signer = attributes[:signer]
  op.home_domain = attributes[:home_domain]

  inflation_dest = attributes[:inflation_dest]
  if inflation_dest
    raise ArgumentError, "Bad :inflation_dest" unless inflation_dest.is_a?(Digitalbits::KeyPair)
    op.inflation_dest = inflation_dest.
  end

  make(attributes.merge({
    body: [:set_options, op]
  }))
end

.set_trust_line_flags(asset:, trustor:, flags: {}, source_account: nil) ⇒ Object

Parameters:



382
383
384
385
386
387
388
389
390
391
392
 
# File 'lib/digitalbits/operation.rb', line 382

def set_trust_line_flags(asset:, trustor:, flags: {}, source_account: nil)
  op = Digitalbits::SetTrustLineFlagsOp.new
  op.trustor = KeyPair(trustor).
  op.asset = Asset(asset)
  op.attributes = Digitalbits::TrustLineFlags.set_clear_masks(flags)

  make(
    source_account: ,
    body: [:set_trust_line_flags, op]
  )
end