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metamask - add jsonrpc filter middleware on per-connection engine

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This commit is contained in:
kumavis 2017-09-07 21:26:25 -07:00
parent 0e8e655fdb
commit 9d4c02e57f
1 changed files with 8 additions and 2 deletions
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10
app/scripts/metamask-controller.js
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@ -8,6 +8,7 @@ const EthStore = require('./lib/eth-store')
const EthQuery = require('eth-query')
const RpcEngine = require('json-rpc-engine')
const createEngineStream = require('json-rpc-middleware-stream/engineStream')
const createFilterMiddleware = require('eth-json-rpc-filters')
const setupMultiplex = require('./lib/stream-utils.js').setupMultiplex
const KeyringController = require('./keyring-controller')
const NetworkController = require('./controllers/network')
@ -78,12 +79,13 @@ module.exports = class MetamaskController extends EventEmitter {
// rpc provider
this.provider = this.initializeProvider()
this.blockTracker = this.provider
// eth data query tools
this.ethQuery = new EthQuery(this.provider)
this.ethStore = new EthStore({
provider: this.provider,
blockTracker: this.provider,
blockTracker: this.blockTracker,
})
// key mgmt
@ -110,7 +112,7 @@ module.exports = class MetamaskController extends EventEmitter {
getNetwork: this.networkController.getNetworkState.bind(this),
signTransaction: this.keyringController.signTransaction.bind(this.keyringController),
provider: this.provider,
blockTracker: this.provider,
blockTracker: this.blockTracker,
ethQuery: this.ethQuery,
ethStore: this.ethStore,
})
@ -387,6 +389,10 @@ module.exports = class MetamaskController extends EventEmitter {
const engine = new RpcEngine()
engine.push(originMiddleware)
engine.push(loggerMiddleware)
engine.push(createFilterMiddleware({
provider: this.provider,
blockTracker: this.blockTracker,
}))
engine.push(createProviderMiddleware({ provider: this.provider }))
// setup connection