mirror
/
go-ethereum
mirror of https://github.com/ethereum/go-ethereum
2
0
Fork 1
Code Issues Releases Wiki Activity

jsonrpc.js file && batch polling

Browse Source
pull/296/head
Marek Kotewicz 10 years ago
parent f3ce1f07c4
commit 45134de740
7 changed files with 196 additions and 46 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Show Stats Download Patch File Download Diff File
  1. 127
      dist/ethereum.js
  2. 10
      dist/ethereum.js.map
  3. 2
      dist/ethereum.min.js
  4. 3
      lib/httpsync.js
  5. 61
      lib/jsonrpc.js
  6. 36
      lib/providermanager.js
  7. 3
      lib/qtsync.js

127
dist/ethereum.js vendored
Unescape View File

@ -210,7 +210,7 @@ module.exports = {
};
},{"./const":2,"./formatters":6,"./types":10,"./utils":11,"./web3":12}],2:[function(require,module,exports){
},{"./const":2,"./formatters":6,"./types":11,"./utils":12,"./web3":13}],2:[function(require,module,exports){
/*
This file is part of ethereum.js.
@ -487,7 +487,7 @@ var contract = function (address, desc) {
module.exports = contract;
},{"./abi":1,"./event":4,"./utils":11,"./web3":12}],4:[function(require,module,exports){
},{"./abi":1,"./event":4,"./utils":12,"./web3":13}],4:[function(require,module,exports){
/*
This file is part of ethereum.js.
@ -624,7 +624,7 @@ module.exports = {
};
},{"./abi":1,"./utils":11}],5:[function(require,module,exports){
},{"./abi":1,"./utils":12}],5:[function(require,module,exports){
/*
This file is part of ethereum.js.
@ -727,7 +727,7 @@ Filter.prototype.logs = function () {
module.exports = Filter;
},{"./web3":12}],6:[function(require,module,exports){
},{"./web3":13}],6:[function(require,module,exports){
/*
This file is part of ethereum.js.
@ -883,7 +883,7 @@ module.exports = {
};
},{"./const":2,"./utils":11}],7:[function(require,module,exports){
},{"./const":2,"./utils":12}],7:[function(require,module,exports){
/*
This file is part of ethereum.js.
@ -924,7 +924,8 @@ HttpSyncProvider.prototype.send = function (payload) {
request.send(JSON.stringify(payload));
// check request.status
return request.responseText;
var result = request.responseText;
return JSON.parse(result);
};
module.exports = HttpSyncProvider;
@ -947,6 +948,69 @@ module.exports = HttpSyncProvider;
You should have received a copy of the GNU Lesser General Public License
along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file jsonrpc.js
* @authors:
* Marek Kotewicz <marek@ethdev.com>
* @date 2015
*/
var messageId = 1;
/// Should be called to valid json create payload object
/// @param method of jsonrpc call, required
/// @param params, an array of method params, optional
/// @returns valid jsonrpc payload object
var toPayload = function (method, params) {
if (!method)
console.error('jsonrpc method should be specified!');
return {
jsonrpc: '2.0',
method: method,
params: params || [],
id: messageId++
};
};
/// Should be called to check if jsonrpc response is valid
/// @returns true if response doesn't have error field
var isValidResponse = function (response) {
return response && !response.error;
};
/// Should be called to create batch payload object
/// @param messages, an array of objects with method (required) and params (optional) fields
var toBatchPayload = function (messages) {
return messages.map(function (message) {
return toPayload(message.method, message.params);
});
};
module.exports = {
toPayload: toPayload,
isValidResponse: isValidResponse,
toBatchPayload: toBatchPayload
};
},{}],9:[function(require,module,exports){
/*
This file is part of ethereum.js.
ethereum.js is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
ethereum.js is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file providermanager.js
* @authors:
* Jeffrey Wilcke <jeff@ethdev.com>
@ -956,7 +1020,9 @@ module.exports = HttpSyncProvider;
* @date 2014
*/
var web3 = require('./web3'); // jshint ignore:line
var web3 = require('./web3');
var jsonrpc = require('./jsonrpc');
/**
* Provider manager object prototype
@ -970,21 +1036,34 @@ var web3 = require('./web3'); // jshint ignore:line
var ProviderManager = function() {
this.polls = [];
this.provider = undefined;
this.id = 1;
var self = this;
var poll = function () {
if (self.provider) {
self.polls.forEach(function (data) {
var result = self.send(data.data);
var pollsBatch = self.polls.map(function (data) {
return data.data;
});
var payload = jsonrpc.toBatchPayload(pollsBatch);
var results = self.provider.send(payload);
self.polls.forEach(function (data, index) {
var result = results[index];
if (!jsonrpc.isValidResponse(result)) {
return;
}
result = result.result;
// dont call the callback if result is not an array, or empty one
if (!(result instanceof Array) || result.length === 0) {
return;
}
data.callback(result);
});
}
setTimeout(poll, 1000);
};
@ -994,21 +1073,16 @@ var ProviderManager = function() {
/// sends outgoing requests
/// @params data - an object with at least 'method' property
ProviderManager.prototype.send = function(data) {
data.jsonrpc = '2.0';
data.params = data.params || [];
data.id = this.id++;
var payload = jsonrpc.toPayload(data.method, data.params);
if (this.provider === undefined) {
console.error('provider is not set');
return null;
}
//TODO: handle error here?
var result = this.provider.send(data);
result = JSON.parse(result);
var result = this.provider.send(payload);
if (result.error) {
if (!jsonrpc.isValidResponse(result)) {
console.log(result.error);
return null;
}
@ -1040,7 +1114,7 @@ ProviderManager.prototype.stopPolling = function (pollId) {
module.exports = ProviderManager;
},{"./web3":12}],9:[function(require,module,exports){
},{"./jsonrpc":8,"./web3":13}],10:[function(require,module,exports){
/*
This file is part of ethereum.js.
@ -1068,13 +1142,14 @@ var QtSyncProvider = function () {
};
QtSyncProvider.prototype.send = function (payload) {
return navigator.qt.callMethod(JSON.stringify(payload));
var result = navigator.qt.callMethod(JSON.stringify(payload));
return JSON.parse(result);
};
module.exports = QtSyncProvider;
},{}],10:[function(require,module,exports){
},{}],11:[function(require,module,exports){
/*
This file is part of ethereum.js.
@ -1155,7 +1230,7 @@ module.exports = {
};
},{"./formatters":6}],11:[function(require,module,exports){
},{"./formatters":6}],12:[function(require,module,exports){
/*
This file is part of ethereum.js.
@ -1299,7 +1374,7 @@ module.exports = {
};
},{"./const":2}],12:[function(require,module,exports){
},{"./const":2}],13:[function(require,module,exports){
/*
This file is part of ethereum.js.
@ -1557,7 +1632,7 @@ web3.setProvider = function(provider) {
module.exports = web3;
},{"./utils":11}],"web3":[function(require,module,exports){
},{"./utils":12}],"web3":[function(require,module,exports){
var web3 = require('./lib/web3');
var ProviderManager = require('./lib/providermanager');
web3.provider = new ProviderManager();
@ -1570,7 +1645,7 @@ web3.abi = require('./lib/abi');
module.exports = web3;
},{"./lib/abi":1,"./lib/contract":3,"./lib/filter":5,"./lib/httpsync":7,"./lib/providermanager":8,"./lib/qtsync":9,"./lib/web3":12}]},{},["web3"])
},{"./lib/abi":1,"./lib/contract":3,"./lib/filter":5,"./lib/httpsync":7,"./lib/providermanager":9,"./lib/qtsync":10,"./lib/web3":13}]},{},["web3"])
//# sourceMappingURL=ethereum.js.map

10
dist/ethereum.js.map vendored
View File

File diff suppressed because one or more lines are too long

2
dist/ethereum.min.js vendored
View File

File diff suppressed because one or more lines are too long

3
lib/httpsync.js
Unescape View File

@ -38,7 +38,8 @@ HttpSyncProvider.prototype.send = function (payload) {
request.send(JSON.stringify(payload));
// check request.status
return request.responseText;
var result = request.responseText;
return JSON.parse(result);
};
module.exports = HttpSyncProvider;

61
lib/jsonrpc.js
Unescape View File

@ -0,0 +1,61 @@
/*
This file is part of ethereum.js.
ethereum.js is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
ethereum.js is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file jsonrpc.js
* @authors:
* Marek Kotewicz <marek@ethdev.com>
* @date 2015
*/
var messageId = 1;
/// Should be called to valid json create payload object
/// @param method of jsonrpc call, required
/// @param params, an array of method params, optional
/// @returns valid jsonrpc payload object
var toPayload = function (method, params) {
if (!method)
console.error('jsonrpc method should be specified!');
return {
jsonrpc: '2.0',
method: method,
params: params || [],
id: messageId++
};
};
/// Should be called to check if jsonrpc response is valid
/// @returns true if response doesn't have error field
var isValidResponse = function (response) {
return response && !response.error;
};
/// Should be called to create batch payload object
/// @param messages, an array of objects with method (required) and params (optional) fields
var toBatchPayload = function (messages) {
return messages.map(function (message) {
return toPayload(message.method, message.params);
});
};
module.exports = {
toPayload: toPayload,
isValidResponse: isValidResponse,
toBatchPayload: toBatchPayload
};

36
lib/providermanager.js
Unescape View File

@ -23,7 +23,9 @@
* @date 2014
*/
var web3 = require('./web3'); // jshint ignore:line
var web3 = require('./web3');
var jsonrpc = require('./jsonrpc');
/**
* Provider manager object prototype
@ -37,21 +39,34 @@ var web3 = require('./web3'); // jshint ignore:line
var ProviderManager = function() {
this.polls = [];
this.provider = undefined;
this.id = 1;
var self = this;
var poll = function () {
if (self.provider) {
self.polls.forEach(function (data) {
var result = self.send(data.data);
var pollsBatch = self.polls.map(function (data) {
return data.data;
});
var payload = jsonrpc.toBatchPayload(pollsBatch);
var results = self.provider.send(payload);
self.polls.forEach(function (data, index) {
var result = results[index];
if (!jsonrpc.isValidResponse(result)) {
return;
}
result = result.result;
// dont call the callback if result is not an array, or empty one
if (!(result instanceof Array) || result.length === 0) {
return;
}
data.callback(result);
});
}
setTimeout(poll, 1000);
};
@ -61,21 +76,16 @@ var ProviderManager = function() {
/// sends outgoing requests
/// @params data - an object with at least 'method' property
ProviderManager.prototype.send = function(data) {
data.jsonrpc = '2.0';
data.params = data.params || [];
data.id = this.id++;
var payload = jsonrpc.toPayload(data.method, data.params);
if (this.provider === undefined) {
console.error('provider is not set');
return null;
}
//TODO: handle error here?
var result = this.provider.send(data);
result = JSON.parse(result);
var result = this.provider.send(payload);
if (result.error) {
if (!jsonrpc.isValidResponse(result)) {
console.log(result.error);
return null;
}

3
lib/qtsync.js
Unescape View File

@ -25,7 +25,8 @@ var QtSyncProvider = function () {
};
QtSyncProvider.prototype.send = function (payload) {
return navigator.qt.callMethod(JSON.stringify(payload));
var result = navigator.qt.callMethod(JSON.stringify(payload));
return JSON.parse(result);
};
module.exports = QtSyncProvider;

Write Preview
Loading…
Cancel
Save