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bma-services.js
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bma-services.js
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//var Base58, Base64, scrypt_module_factory = null, nacl_factory = null;
angular.module('cesium.bma.services', ['ngApi', 'cesium.http.services', 'cesium.settings.services'])
.factory('BMA', function($q, $window, $rootScope, $timeout, $http,
csCrypto, Api, Device, UIUtils, csConfig, csSettings, csCache, csHttp) {
'ngInject';
function BMA(host, port, path, useSsl, useCache, timeout) {
var
id = (!host ? 'default' : '{0}:{1}'.format(host, (port || (useSsl ? '443' : '80')))), // Unique id of this instance
cachePrefix = "BMA-",
pubkey = "[123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz]{43,44}",
// TX output conditions
SIG = "SIG\\((" + pubkey + ")\\)",
XHX = 'XHX\\(([A-F0-9]{1,64})\\)',
CSV = 'CSV\\(([0-9]{1,8})\\)',
CLTV = 'CLTV\\(([0-9]{1,10})\\)',
OUTPUT_FUNCTION = SIG+'|'+XHX+'|'+CSV+'|'+CLTV,
OUTPUT_OPERATOR = '(&&)|(\\|\\|)',
OUTPUT_FUNCTIONS = OUTPUT_FUNCTION+'([ ]*' + OUTPUT_OPERATOR + '[ ]*' + OUTPUT_FUNCTION +')*',
OUTPUT_OBJ = 'OBJ\\(([0-9]+)\\)',
OUTPUT_OBJ_OPERATOR = OUTPUT_OBJ + '[ ]*' + OUTPUT_OPERATOR + '[ ]*' + OUTPUT_OBJ,
REGEX_ENDPOINT_PARAMS = "( ([a-z_][a-z0-9-_.ğĞ]*))?( ([0-9.]+))?( ([0-9a-f:]+))?( ([0-9]+))( (.+))?",
api = {
BMA: 'BASIC_MERKLED_API',
BMAS: 'BMAS',
GVA: 'GVA',
GVAS: 'GVA S',
WS2P: 'WS2P',
BMATOR: 'BMATOR',
WS2PTOR: 'WS2PTOR'
},
regexp = {
USER_ID: "[0-9a-zA-Z-_]+",
CURRENCY: "[0-9a-zA-Z-_]+",
PUBKEY: pubkey,
PUBKEY_WITH_CHECKSUM: "(" + pubkey +"):([123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz]{3})",
COMMENT: "[ a-zA-Z0-9-_:/;*\\[\\]()?!^\\+=@&~#{}|\\\\<>%.]*",
INVALID_COMMENT_CHARS: "[^ a-zA-Z0-9-_:/;*\\[\\]()?!^\\+=@&~#{}|\\\\<>%.]+",
// duniter://[uid]:[pubkey]@[host]:[port]
URI_WITH_AT: "duniter://(?:([A-Za-z0-9_-]+):)?("+pubkey+"@([a-zA-Z0-9-.]+.[ a-zA-Z0-9-_:/;*?!^\\+=@&~#|<>%.]+)",
URI_WITH_PATH: "duniter://([a-zA-Z0-9-.]+.[a-zA-Z0-9-_:.]+)/("+pubkey+")(?:/([A-Za-z0-9_-]+))?",
BMA_ENDPOINT: api.BMA + REGEX_ENDPOINT_PARAMS,
BMAS_ENDPOINT: api.BMAS + REGEX_ENDPOINT_PARAMS,
GVA_ENDPOINT: api.GVA + REGEX_ENDPOINT_PARAMS,
GVAS_ENDPOINT: api.GVAS + REGEX_ENDPOINT_PARAMS,
WS2P_ENDPOINT: api.WS2P + " ([a-f0-9]{8})" + REGEX_ENDPOINT_PARAMS,
BMATOR_ENDPOINT: api.BMATOR + " ([a-z0-9-_.]*|[0-9.]+|[0-9a-f:]+.onion)(?: ([0-9]+))?",
WS2PTOR_ENDPOINT: api.WS2PTOR + " ([a-f0-9]{8}) ([a-z0-9-_.]*|[0-9.]+|[0-9a-f:]+.onion)(?: ([0-9]+))?(?: (.+))?"
},
errorCodes = {
REVOCATION_ALREADY_REGISTERED: 1002,
HTTP_LIMITATION: 1006,
IDENTITY_SANDBOX_FULL: 1007,
CERTIFICATION_SANDBOX_FULL: 1008,
MEMBERSHIP_SANDBOX_FULL: 1009,
TRANSACTIONS_SANDBOX_FULL: 1010,
NO_MATCHING_IDENTITY: 2001,
UID_ALREADY_USED: 2003,
NO_MATCHING_MEMBER: 2004,
NO_IDTY_MATCHING_PUB_OR_UID: 2021,
WRONG_SIGNATURE_MEMBERSHIP: 2006,
MEMBERSHIP_ALREADY_SEND: 2007,
NO_CURRENT_BLOCK: 2010,
BLOCK_NOT_FOUND: 2011,
SOURCE_ALREADY_CONSUMED: 2015,
TX_INPUTS_OUTPUTS_NOT_EQUAL: 2024,
TX_OUTPUT_SUM_NOT_EQUALS_PREV_DELTAS: 2025,
TX_ALREADY_PROCESSED: 2030
},
constants = {
PROTOCOL_VERSION: 10,
ROOT_BLOCK_HASH: 'E3B0C44298FC1C149AFBF4C8996FB92427AE41E4649B934CA495991B7852B855',
LIMIT_REQUEST_COUNT: 5, // simultaneous async request to a Duniter node
LIMIT_REQUEST_DELAY: 1000, // time (in ms) to wait between to call of a rest request
TIMEOUT: {
NONE: -1,
SHORT: 1000, // 1s
MEDIUM: 5000, // 5s
LONG: 10000, // 10s
DEFAULT: csConfig.timeout,
VERY_LONG: 60000 * 2 // 2 min (.e.g need by /tx/sources for Duniter < v1.9
},
regexp: regexp,
api: api
},
listeners,
that = this;
that.raw = {
getByPath: {},
getCountByPath: {},
postByPath: {},
wsByPath: {}
};
that.api = new Api(this, 'BMA-' + id);
that.started = false;
that.init = init;
// Allow to force SSL connection with port different from 443
that.forceUseSsl = (csConfig.httpsMode === 'true' || csConfig.httpsMode === true || csConfig.httpsMode === 'force') ||
($window.location && $window.location.protocol === 'https:') ? true : false;
if (that.forceUseSsl) {
console.debug('[BMA] Enable SSL (forced by config or detected in URL)');
}
if (host) init(host, port, path, useSsl, timeout);
that.useCache = angular.isDefined(useCache) ? useCache : true; // need here because used in get() function
function init(host, port, path, useSsl, timeout) {
if (that.started) that.stop();
that.alive = false;
// Use settings as default, if exists
var node = csSettings.data && csSettings.data.node;
if (node) {
host = host || node.host;
port = port || node.port;
path = path || node.path;
useSsl = angular.isDefined(useSsl) ? useSsl : (port == 443 || node.useSsl || that.forceUseSsl);
}
if (!host) return; // could not init yet
path = path && path.length ? path : (host.indexOf('/') !== -1 ? host.substring(host.indexOf('/')) : '');
if (path.endsWith('/')) path = path.substring(0, path.length -1); // Remove trailing slash
host = host.indexOf('/') !== -1 ? host.substring(0, host.indexOf('/')) : host; // Remove path from host
that.host = host;
that.port = port || 80;
that.path = path || '';
that.useSsl = angular.isDefined(useSsl) ? useSsl : (that.port == 443 || that.forceUseSsl);
that.server = csHttp.getServer(that.host, that.port);
that.url = csHttp.getUrl(that.host, that.port, that.path, that.useSsl);
that.timeout = timeout || (csSettings.data.expertMode && csSettings.data.timeout > 0 ? csSettings.data.timeout : Device.network.timeout());
}
function exact(regexpContent) {
return new RegExp("^" + regexpContent + "$");
}
function test(regexpContent) {
return new RegExp(regexpContent);
}
function closeWs() {
if (!that.raw) return;
console.warn('[BMA] Closing all websockets...');
_.keys(that.raw.wsByPath||{}).forEach(function(key) {
var sock = that.raw.wsByPath[key];
sock.close();
});
that.raw.wsByPath = {};
}
function cleanCache() {
console.debug("[BMA] Cleaning cache {prefix: '{0}'}...".format(cachePrefix));
csCache.clear(cachePrefix);
// Clean raw requests by path cache
cleanRawRequests();
}
/**
* Clean raw requests by path cache
*/
function cleanRawRequests() {
that.raw.getByPath = {};
that.raw.getCountByPath = {};
that.raw.postByPath = {};
that.raw.wsByPath = {};
}
function setTimeout(newTimeout) {
if (that.timeout === newTimeout && newTimeout > 0) return; // Skip if same, or invalid
console.debug('[BMA] Using timeout: {0}ms'.format(newTimeout));
that.timeout = newTimeout;
// Clean raw requests by path cache
cleanRawRequests();
}
function getCacheable(path, cacheTime, forcedTimeout) {
cacheTime = that.useCache && cacheTime || 0 /* no cache*/ ;
forcedTimeout = forcedTimeout || that.timeout;
var cacheKey = path + (cacheTime ? ('#'+cacheTime) : '');
// Store requestFn into a variable a function, to be able to call it to loop
var wrappedRequest = function(params) {
if (!that.started) {
if (!that._startPromise) {
console.warn('[BMA] Trying to get [{0}] before start(). Waiting...'.format(path));
}
return that.ready()
.then(function() {
return wrappedRequest(params);
});
}
// Create the request function, if not exists
var request = that.raw.getByPath[cacheKey];
if (!request) {
if (cacheTime) {
request = csHttp.getWithCache(that.host, that.port, that.path + path, that.useSsl, cacheTime, null/*autoRefresh*/, forcedTimeout, cachePrefix);
}
else {
request = csHttp.get(that.host, that.port, that.path + path, that.useSsl, forcedTimeout);
}
that.raw.getByPath[cacheKey] = request;
}
return request(params);
};
return wrappedRequest;
}
function get(path, cacheTime, forcedTimeout) {
var request = getCacheable(path, cacheTime, forcedTimeout);
var execCount = 1;
var wrappedRequest = function(params) {
return request(params)
.then(function(res) {
execCount--;
return res;
})
.catch(function(err){
// If node return too many requests error
if (err && err.ucode === exports.errorCodes.HTTP_LIMITATION) {
// If max number of retry not reach
if (execCount <= exports.constants.LIMIT_REQUEST_COUNT) {
if (execCount === 1) {
console.warn("[BMA] Too many HTTP requests: Will wait then retry...");
// Update the loading message (if exists)
UIUtils.loading.update({template: "COMMON.LOADING_WAIT"});
}
// Wait 1s then retry
return $timeout(function() {
execCount++;
return wrappedRequest(params); // Loop
}, exports.constants.LIMIT_REQUEST_DELAY);
}
}
throw err;
});
};
return wrappedRequest;
}
function incrementGetUsageCount(path, limitRequestCount) {
limitRequestCount = limitRequestCount || constants.LIMIT_REQUEST_COUNT;
// Wait if too many requests on this path
if (that.raw.getCountByPath[path] >= limitRequestCount) {
// DEBUG
//console.debug("[BMA] Delaying request '{0}' to avoid a quota error...".format(path));
return $timeout(function() {
return incrementGetUsageCount(path, limitRequestCount);
}, constants.LIMIT_REQUEST_DELAY);
}
that.raw.getCountByPath[path]++;
return $q.when();
}
function decrementGetPathCount(path, timeout) {
if (timeout > 0) {
$timeout(function() {
decrementGetPathCount(path);
}, timeout);
}
else {
that.raw.getCountByPath[path]--;
}
}
/**
* Allow to call GET requests, with a limited rate (in Duniter node). Parallel execution will be done,
* until the max limitRequestCount, then BMA will wait few times, and continue.
* @param path
* @param cacheTime
* @param forcedTimeout
* @param limitRequestCount
* @returns {function(*): *}
*/
function getHighUsage(path, cacheTime, forcedTimeout, limitRequestCount) {
limitRequestCount = limitRequestCount || constants.LIMIT_REQUEST_COUNT;
that.raw.getCountByPath[path] = that.raw.getCountByPath[path] || 0;
var request = getCacheable(path, cacheTime, forcedTimeout);
var wrappedRequest = function(params) {
var start = Date.now();
return incrementGetUsageCount(path, limitRequestCount)
.then(function() {
return request(params);
})
.then(function(res) {
decrementGetPathCount(path, constants.LIMIT_REQUEST_DELAY - (Date.now() - start));
return res;
})
.catch(function(err) {
decrementGetPathCount(path, constants.LIMIT_REQUEST_DELAY - (Date.now() - start));
// When too many request, retry in 3s
if (err && err.ucode === errorCodes.HTTP_LIMITATION) {
// retry
return $timeout(function () {
return wrappedRequest(params);
}, constants.LIMIT_REQUEST_DELAY);
}
throw err;
});
};
return wrappedRequest;
}
function post(path) {
var postRequest = function(obj, params) {
if (!that.started) {
if (!that._startPromise) {
console.error('[BMA] Trying to post [{0}] before start()...'.format(path));
}
return that.ready().then(function() {
return postRequest(obj, params);
});
}
var request = that.raw.postByPath[path];
if (!request) {
request = csHttp.post(that.host, that.port, that.path + path, that.useSsl);
that.raw.postByPath[path] = request;
}
return request(obj, params);
};
return postRequest;
}
function ws(path) {
return function() {
var sock = that.raw.wsByPath[path];
if (!sock || sock.isClosed()) {
sock = csHttp.ws(that.host, that.port, that.path + path, that.useSsl);
// When close, remove from cache
sock.onclose = function() {
delete that.raw.wsByPath[path];
};
that.raw.wsByPath[path] = sock;
}
return sock;
};
}
that.isAlive = function(node, forcedTimeout) {
node = node || that;
forcedTimeout = forcedTimeout || that.timeout;
// WARN:
// - Cannot use previous get() function, because
// node can be !=that, or not be started yet
// - Do NOT use cache here
return csHttp.get(node.host, node.port, (node.path || '') + '/node/summary', node.useSsl || that.forceUseSsl, forcedTimeout)()
.then(function(json) {
var software = json && json.duniter && json.duniter.software;
var isCompatible = true;
// Check duniter min version
if (software === 'duniter' && json.duniter.version) {
isCompatible = csHttp.version.isCompatible(csSettings.data.minVersion, json.duniter.version) &&
// version < 1.8.7 (no storage) OR transaction storage enabled
(!json.duniter.storage || json.duniter.storage.transactions === true);
if (!isCompatible) {
console.error('[BMA] Incompatible Duniter peer [{0}{1}] (actual version {2}): min expected version is {3} with transactions storage enabled'.format(
csHttp.getServer(node.host, node.port),
node.path ||'',
json.duniter.version || '?', csSettings.data.minVersion));
}
}
else {
console.warn('[BMA] Unknown software [{0}] found in peer [{1}{2}] (version {3}): could not check compatibility.'.format(
software || '?',
csHttp.getServer(node.host, node.port),
node.path ||'',
json.duniter.version || '?'));
}
return isCompatible;
})
.catch(function() {
return false; // Unreachable
});
};
function isSameNode(node2) {
node2 = node2 || {};
var useSsl = angular.isDefined(node2.useSsl) ? node2.useSsl : (node2.port && node2.port == 443);
var port = node2.port || (useSsl ? 443 : 80);
// Same host
return that.host === node2.host &&
// Same path
((!that.path && !node2.path) || (that.path == node2.path||'')) &&
// Same port
((!that.port && !node2.port) || (that.port == port)) &&
// Same useSsl
(that.useSsl === useSsl);
}
function removeListeners() {
_.forEach(listeners, function(remove){
remove();
});
listeners = [];
}
function addListeners() {
listeners = [
// Listen if node changed
csSettings.api.data.on.changed($rootScope, onSettingsChanged, this),
Device.api.network.on.changed($rootScope, onNetworkChanged, this)
];
}
function onSettingsChanged(settings) {
// Wait 1s (because settings controller can have restart the service), then copy the settings node
$timeout(function() {
exports.copy(settings.node);
}, 1000);
}
function onNetworkChanged(connectionType) {
connectionType = connectionType || Device.network.connectionType();
if (connectionType !== 'none') {
setTimeout(Device.network.timeout());
}
}
that.isStarted = function() {
return that.started;
};
that.ready = function() {
if (that.started) return $q.when(that.alive);
return (that._startPromise || that.start());
};
that.start = function() {
if (that._startPromise) return that._startPromise;
if (that.started) return $q.when(that.alive);
// Load without argument: wait settings, then init using setting's data
if (!that.host || !csSettings.isStarted()) {
return csSettings.ready()
.then(function() {
that.init();
// Always enable cache
that.useCache = true;
return that.start(); // recursive call
});
}
console.debug("[BMA] Starting from [{0}{1}] {ssl: {2})...".format(that.server, that.path, that.useSsl));
var now = Date.now();
that._startPromise = that.isAlive()
.then(function(alive) {
that.alive = alive;
if (!that.alive) {
console.error("[BMA] Could not start using peer [{0}{1}]: unreachable or incompatible".format(that.server, that.path));
that.started = true;
delete that._startPromise;
return false; // Not alive
}
// Add listeners
if (!listeners || !listeners.length) {
addListeners();
}
console.debug('[BMA] Started in {0}ms'.format(Date.now()-now));
that.api.node.raise.start();
that.started = true;
delete that._startPromise;
return true; // Alive
});
return that._startPromise;
};
that.stop = function() {
if (!that.started && !that._startPromise) return $q.when(); // Skip multiple call
console.debug('[BMA] Stopping...');
removeListeners();
delete that._startPromise;
if (that.alive) {
closeWs();
cleanCache();
that.alive = false;
that.started = false;
that.api.node.raise.stop();
}
else {
that.started = false;
}
return $q.when();
};
that.restart = function() {
return that.stop()
.then(function() {
return $timeout(that.start, 200);
})
.then(function(alive) {
if (alive) {
that.api.node.raise.restart();
}
return alive;
});
};
that.filterAliveNodes = function(fallbackNodes, forcedTimeout) {
forcedTimeout = forcedTimeout || csSettings.data.timeout > 0 ? csSettings.data.timeout : that.timeout;
// Filter to exclude the current BMA node
fallbackNodes = _.filter(fallbackNodes || [], function(node) {
node.server = node.server || node.host + ((!node.port && node.port != 80 && node.port != 443) ? (':' + node.port) : '');
var same = that.node.same(node);
if (same) console.debug('[BMA] Skipping fallback node [{0}]: same as current BMA node'.format(node.server));
return !same;
});
console.debug('[BMA] Getting alive fallback nodes... {timeout: {0}}'.format(forcedTimeout));
var aliveNodes = [];
return $q.all(_.map(fallbackNodes, function(node) {
return that.isAlive(node, timeout)
.then(function(alive) {
if (alive) {
node.url = csHttp.getUrl(node);
node.server = csHttp.getUrl(node);
aliveNodes.push({
host: node.host,
port: node.port,
useSsl: node.useSsl || node.port == 443,
path: node.path
});
}
else {
console.error('[BMA] Unreachable (or not compatible) fallback node [{0}]: skipping'.format(node.server));
}
});
}))
.then(function() {
return aliveNodes;
});
};
that.api.registerEvent('node', 'start');
that.api.registerEvent('node', 'stop');
that.api.registerEvent('node', 'restart');
var exports = {
errorCodes: errorCodes,
constants: constants,
regexp: {
USER_ID: exact(regexp.USER_ID),
COMMENT: exact(regexp.COMMENT),
INVALID_COMMENT_CHARS: test(regexp.INVALID_COMMENT_CHARS),
PUBKEY: exact(regexp.PUBKEY),
PUBKEY_WITH_CHECKSUM: exact(regexp.PUBKEY_WITH_CHECKSUM),
CURRENCY: exact(regexp.CURRENCY),
URI: exact(regexp.URI),
BMA_ENDPOINT: exact(regexp.BMA_ENDPOINT),
BMAS_ENDPOINT: exact(regexp.BMAS_ENDPOINT),
WS2P_ENDPOINT: exact(regexp.WS2P_ENDPOINT),
GVA_ENDPOINT: exact(regexp.GVA_ENDPOINT),
GVAS_ENDPOINT: exact(regexp.GVAS_ENDPOINT),
BMATOR_ENDPOINT: exact(regexp.BMATOR_ENDPOINT),
WS2PTOR_ENDPOINT: exact(regexp.WS2PTOR_ENDPOINT),
// TX output conditions
TX_OUTPUT_SIG: exact(SIG),
TX_OUTPUT_FUNCTION: test(OUTPUT_FUNCTION),
TX_OUTPUT_OBJ_OPERATOR_AND: test(OUTPUT_OBJ + '([ ]*&&[ ]*(' + OUTPUT_OBJ + '))+'),
TX_OUTPUT_OBJ_OPERATOR_OR: test(OUTPUT_OBJ + '([ ]*\\|\\|[ ]*(' + OUTPUT_OBJ + '))+'),
TX_OUTPUT_OBJ: test(OUTPUT_OBJ),
TX_OUTPUT_OBJ_OPERATOR: test(OUTPUT_OBJ_OPERATOR),
TX_OUTPUT_OBJ_PARENTHESIS: test('\\(('+OUTPUT_OBJ+')\\)'),
TX_OUTPUT_FUNCTIONS: test(OUTPUT_FUNCTIONS)
},
node: {
summary: get('/node/summary', csCache.constants.MEDIUM),
sandbox: get('/node/sandbox'),
same: isSameNode,
forceUseSsl: that.forceUseSsl
},
network: {
peering: {
self: get('/network/peering'),
peers: getHighUsage('/network/peering/peers', null, null, 10)
},
peers: get('/network/peers'),
ws2p: {
info: get('/network/ws2p/info'),
heads: get('/network/ws2p/heads')
}
},
wot: {
lookup: get('/wot/lookup/:search'),
certifiedBy: get('/wot/certified-by/:pubkey?pubkey=true', csCache.constants.SHORT),
certifiersOf: get('/wot/certifiers-of/:pubkey?pubkey=true', csCache.constants.SHORT),
member: {
all: get('/wot/members', csCache.constants.LONG),
pending: get('/wot/pending', csCache.constants.SHORT)
},
requirements: function(params, cache) {
// No cache by default
if (cache !== true) return exports.raw.wot.requirements(params);
return exports.raw.wot.requirementsWithCache(params);
},
add: post('/wot/add'),
certify: post('/wot/certify'),
revoke: post('/wot/revoke')
},
blockchain: {
parameters: get('/blockchain/parameters', csCache.constants.VERY_LONG),
block: get('/blockchain/block/:block', csCache.constants.SHORT),
blocksSlice: get('/blockchain/blocks/:count/:from'),
current: function(cache) {
// No cache by default
return (cache !== true) ? exports.raw.blockchain.current() : exports.raw.blockchain.currentWithCache();
},
membership: post('/blockchain/membership'),
stats: {
ud: get('/blockchain/with/ud', csCache.constants.MEDIUM),
tx: get('/blockchain/with/tx'),
newcomers: get('/blockchain/with/newcomers', csCache.constants.MEDIUM),
hardship: get('/blockchain/hardship/:pubkey'),
difficulties: get('/blockchain/difficulties')
}
},
tx: {
sources: get('/tx/sources/:pubkey', csCache.constants.SHORT),
process: post('/tx/process'),
history: {
all: function(params) {
return exports.raw.tx.history.all(params)
.then(function(res) {
res.history = res.history || {};
// Clean sending and pendings, because already returned by tx/history/:pubkey/pending
res.history.sending = [];
res.history.pendings = [];
return res;
});
},
times: function(params, cache) {
// No cache by default
return ((cache !== true) ? exports.raw.tx.history.times(params) : exports.raw.tx.history.timesWithCache(params))
.then(function(res) {
res.history = res.history || {};
// Clean sending and pendings, because already returned by tx/history/:pubkey/pending
res.history.sending = [];
res.history.pendings = [];
return res;
});
},
/*blocks: get('/tx/history/:pubkey/blocks/:from/:to', csCache.constants.LONG),*/
pending: getHighUsage('/tx/history/:pubkey/pending')
}
},
ud: {
history: {
all: get('/ud/history/:pubkey'),
times: function(params, cache) {
// No cache by default
return ((cache !== true) ? exports.raw.ud.history.times(params) : exports.raw.ud.history.timesWithCache(params));
},
/*blocks: get('/ud/history/:pubkey/blocks/:from/:to', csCache.constants.LONG),*/
}
},
uri: {},
version: {},
raw: {
blockchain: {
currentWithCache: get('/blockchain/current', csCache.constants.SHORT),
current: get('/blockchain/current')
},
wot: {
requirementsWithCache: get('/wot/requirements/:pubkey?pubkey=true', csCache.constants.LONG),
requirements: get('/wot/requirements/:pubkey?pubkey=true')
},
tx: {
history: {
timesWithCache: getHighUsage('/tx/history/:pubkey/times/:from/:to', csCache.constants.LONG),
times: getHighUsage('/tx/history/:pubkey/times/:from/:to'),
all: get('/tx/history/:pubkey')
}
},
ud: {
history: {
timesWithCache: get('/ud/history/:pubkey/times/:from/:to', csCache.constants.LONG),
times: get('/ud/history/:pubkey/times/:from/:to')
}
}
}
};
exports.tx.parseUnlockCondition = function(unlockCondition) {
//console.debug('[BMA] Parsing unlock condition: {0}.'.format(unlockCondition));
var convertedOutput = unlockCondition;
var treeItems = [];
var treeItem;
var treeItemId;
var childrenContent;
var childrenMatches;
var functions = {};
// Parse functions, then replace with an 'OBJ()' generic function, used to build a object tree
var matches = exports.regexp.TX_OUTPUT_FUNCTION.exec(convertedOutput);
while(matches) {
treeItem = {};
treeItemId = 'OBJ(' + treeItems.length + ')';
treeItem.type = convertedOutput.substr(matches.index, matches[0].indexOf('('));
treeItem.value = matches[1] || matches[2] || matches[3] || matches[4]; // get value from regexp OUTPUT_FUNCTION
treeItems.push(treeItem);
functions[treeItem.type] = functions[treeItem.type]++ || 1;
convertedOutput = convertedOutput.replace(matches[0], treeItemId);
matches = exports.regexp.TX_OUTPUT_FUNCTION.exec(convertedOutput);
}
var loop = true;
while(loop) {
// Parse AND operators
matches = exports.regexp.TX_OUTPUT_OBJ_OPERATOR_AND.exec(convertedOutput);
loop = !!matches;
while (matches) {
treeItem = {};
treeItemId = 'OBJ(' + treeItems.length + ')';
treeItem.type = 'AND';
treeItem.children = [];
treeItems.push(treeItem);
childrenContent = matches[0];
childrenMatches = exports.regexp.TX_OUTPUT_OBJ.exec(childrenContent);
while(childrenMatches) {
treeItem.children.push(treeItems[childrenMatches[1]]);
childrenContent = childrenContent.replace(childrenMatches[0], '');
childrenMatches = exports.regexp.TX_OUTPUT_OBJ.exec(childrenContent);
}
convertedOutput = convertedOutput.replace(matches[0], treeItemId);
matches = exports.regexp.TX_OUTPUT_OBJ_OPERATOR_AND.exec(childrenContent);
}
// Parse OR operators
matches = exports.regexp.TX_OUTPUT_OBJ_OPERATOR_OR.exec(convertedOutput);
loop = loop || !!matches;
while (matches) {
treeItem = {};
treeItemId = 'OBJ(' + treeItems.length + ')';
treeItem.type = 'OR';
treeItem.children = [];
treeItems.push(treeItem);
childrenContent = matches[0];
childrenMatches = exports.regexp.TX_OUTPUT_OBJ.exec(childrenContent);
while(childrenMatches) {
treeItem.children.push(treeItems[childrenMatches[1]]);
childrenContent = childrenContent.replace(childrenMatches[0], '');
childrenMatches = exports.regexp.TX_OUTPUT_OBJ.exec(childrenContent);
}
convertedOutput = convertedOutput.replace(matches[0], treeItemId);
matches = exports.regexp.TX_OUTPUT_OBJ_OPERATOR_AND.exec(convertedOutput);
}
// Remove parenthesis
matches = exports.regexp.TX_OUTPUT_OBJ_PARENTHESIS.exec(convertedOutput);
loop = loop || !!matches;
while (matches) {
convertedOutput = convertedOutput.replace(matches[0], matches[1]);
matches = exports.regexp.TX_OUTPUT_OBJ_PARENTHESIS.exec(convertedOutput);
}
}
functions = _.keys(functions);
if (functions.length === 0) {
console.error('[BMA] Unparseable unlock condition: ', output);
return;
}
console.debug('[BMA] Unlock conditions successfully parsed:', treeItem);
return {
unlockFunctions: functions,
unlockTree: treeItem
};
};
exports.node.parseEndPoint = function(endpoint, epPrefix) {
var path = null;
// Try BMA
var matches = exports.regexp.BMA_ENDPOINT.exec(endpoint);
if (matches) {
path = matches[10];
if (path && !path.startsWith('/')) path = '/' + path; // Fix path
return {
"dns": matches[2] || '',
"ipv4": matches[4] || '',
"ipv6": matches[6] || '',
"port": matches[8] || 80,
"useSsl": matches[8] && matches[8] == 443,
"path": path || '',
"useBma": true
};
}
// Try BMAS
matches = exports.regexp.BMAS_ENDPOINT.exec(endpoint);
if (matches) {
path = matches[10];
if (path && !path.startsWith('/')) path = '/' + path; // Fix path
return {
"dns": matches[2] || '',
"ipv4": matches[4] || '',
"ipv6": matches[6] || '',
"port": matches[8] || 80,
"useSsl": true,
"path": path || '',
"useBma": true
};
}
// Try BMATOR
matches = exports.regexp.BMATOR_ENDPOINT.exec(endpoint);
if (matches) {
return {
"dns": matches[1] || '',
"port": matches[2] || 80,
"useSsl": false,
"useTor": true,
"useBma": true,
"useWs2p": false,
"useGva": false
};
}
// Try GVA
matches = exports.regexp.GVA_ENDPOINT.exec(endpoint);
if (matches) {
path = matches[10];
if (path && !path.startsWith('/')) path = '/' + path; // Add starting slash
return {
"dns": matches[2] || '',
"ipv4": matches[4] || '',
"ipv6": matches[6] || '',
"port": matches[8] || 80,
"useSsl": matches[8] && matches[8] == 443,
"path": path || '',
"useBma": false,
"useWs2p": false,
"useGva": true,
};
}
// Try GVAS
matches = exports.regexp.GVAS_ENDPOINT.exec(endpoint);
if (matches) {
path = matches[10];
if (!path.startsWith('/')) path = '/' + path; // Fix GVA path
return {
"dns": matches[2] || '',
"ipv4": matches[4] || '',
"ipv6": matches[6] || '',
"port": matches[8] || 443,
"useSsl": true,
"path": path || '',
"useBma": false,
"useWs2p": false,
"useGva": true,
};
}
// Try WS2P
matches = exports.regexp.WS2P_ENDPOINT.exec(endpoint);
if (matches) {
path = matches[11];
if (path && !path.startsWith('/')) path = '/' + path;
return {
"ws2pid": matches[1] || '',
"dns": matches[3] || '',
"ipv4": matches[5] || '',
"ipv6": matches[7] || '',
"port": matches[9] || 80,
"useSsl": matches[9] && matches[9] == 443,
"path": path || '',
"useWs2p": true,
"useBma": false
};
}
// Try WS2PTOR
matches = exports.regexp.WS2PTOR_ENDPOINT.exec(endpoint);
if (matches) {
path = matches[4];
if (path && !path.startsWith('/')) path = '/' + path;
return {
"ws2pid": matches[1] || '',
"dns": matches[2] || '',
"port": matches[3] || 80,
"path": path || '',
"useSsl": false,
"useTor": true,
"useWs2p": true,
"useBma": false
};
}
// Use generic match
if (epPrefix) {
matches = exact(epPrefix + REGEX_ENDPOINT_PARAMS).exec(endpoint);
if (matches) {
path = matches[10];
if (path && !path.startsWith('/')) path = '/' + path;
return {
"dns": matches[2] || '',
"ipv4": matches[4] || '',
"ipv6": matches[6] || '',
"port": matches[8] || 80,
"useSsl": matches[8] && matches[8] == 443,
"path": path || '',
"useBma": false
};
}
}
};
exports.copy = function(otherNode) {
var url = csHttp.getUrl(otherNode.host, otherNode.port, otherNode.path || '', otherNode.useSsl);
var hasChanged = (url !== that.url);
if (hasChanged) {
var wasStarted = that.started;
if (wasStarted) that.stop();
that.init(otherNode.host, otherNode.port, otherNode.path || '', otherNode.useSsl);
if (wasStarted) {
return $timeout(function () {
return that.start()
.then(function (alive) {
if (alive) {
that.api.node.raise.restart();
}
return alive;
});
}, 200); // Wait stop finished
}
}
};
exports.wot.member.uids = function() {
return exports.wot.member.all()
.then(function(res){
return res.results.reduce(function(res, member){
res[member.pubkey] = member.uid;
return res;
}, {});
});
};
exports.wot.member.get = function(pubkey) {
return exports.wot.member.uids()
.then(function(memberUidsByPubkey){
var uid = memberUidsByPubkey[pubkey];
return {
pubkey: pubkey,
uid: (uid ? uid : null)
};
});
};
exports.wot.member.getByUid = function(uid) {
return exports.wot.member.all()
.then(function(res){
return _.findWhere(res.results, {uid: uid});
});
};