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main.js
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main.js
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/* jshint -W097 */
/* jshint strict: false */
/* jslint node: true */
'use strict';
const cp = require('child_process');
const utils = require('@iobroker/adapter-core'); // Get common adapter utils
const path = require('path');
const dataDir = path.normalize(utils.controllerDir + '/' + require(utils.controllerDir + '/lib/tools').getDefaultDataDir());
const fs = require('fs');
const GetHistory = require('./lib/getHistory.js');
const Aggregate = require('./lib/aggregate.js');
const adapterName = require('./package.json').name.split('.').pop();
const history = {};
const aliasMap = {};
let subscribeAll = false;
let bufferChecker = null;
const tasksStart = [];
let finished = false;
function isEqual(a, b) {
//console.log('Compare ' + JSON.stringify(a) + ' with ' + JSON.stringify(b));
// Create arrays of property names
if (a === null || a === undefined || b === null || b === undefined) {
return a === b;
}
const aProps = Object.getOwnPropertyNames(a);
const bProps = Object.getOwnPropertyNames(b);
// If number of properties is different,
// objects are not equivalent
if (aProps.length !== bProps.length) {
//console.log('num props different: ' + JSON.stringify(aProps) + ' / ' + JSON.stringify(bProps));
return false;
}
for (let i = 0; i < aProps.length; i++) {
const propName = aProps[i];
if (typeof a[propName] !== typeof b[propName]) {
//console.log('type props ' + propName + ' different');
return false;
}
if (typeof a[propName] === 'object') {
if (!isEqual(a[propName], b[propName])) {
return false;
}
} else {
// If values of same property are not equal,
// objects are not equivalent
if (a[propName] !== b[propName]) {
//console.log('props ' + propName + ' different');
return false;
}
}
}
// If we made it this far, objects
// are considered equivalent
return true;
}
let adapter;
function startAdapter(options) {
options = options || {};
Object.assign(options, {
name: adapterName,
objectChange: (id, obj) => {
const formerAliasId = aliasMap[id] ? aliasMap[id] : id;
if (obj && obj.common &&
(obj.common.custom && obj.common.custom[adapter.namespace] && typeof obj.common.custom[adapter.namespace] === 'object' && obj.common.custom[adapter.namespace].enabled
)
) {
const realId = id;
let checkForRemove = true;
if (obj.common.custom && obj.common.custom[adapter.namespace] && obj.common.custom[adapter.namespace].aliasId) {
if (obj.common.custom[adapter.namespace].aliasId !== id) {
aliasMap[id] = obj.common.custom[adapter.namespace].aliasId;
adapter.log.debug(`Registered Alias: ${id} --> ${aliasMap[id]}`);
id = aliasMap[id];
checkForRemove = false;
}
else {
adapter.log.warn('Ignoring Alias-ID because identical to ID for ' + id);
obj.common.custom[adapter.namespace].aliasId = '';
}
}
if (checkForRemove && aliasMap[id]) {
adapter.log.debug(`Removed Alias: ${id} !-> ${aliasMap[id]}`);
delete aliasMap[id];
}
const writeNull = !(history[id] && history[id][adapter.namespace]);
const state = history[id] ? history[id].state : null;
const list = history[id] ? history[id].list : null;
const timeout = history[id] ? history[id].timeout : null;
if (!(history[formerAliasId] && history[formerAliasId][adapter.namespace]) && !subscribeAll) {
// unsubscribe
for (const _id in history) {
if (history.hasOwnProperty(_id) && history.hasOwnProperty(history[_id].realId)) {
adapter.unsubscribeForeignStates(history[_id].realId);
}
}
subscribeAll = true;
adapter.subscribeForeignStates('*');
}
if (!obj.common.custom[adapter.namespace].maxLength && obj.common.custom[adapter.namespace].maxLength !== '0' && obj.common.custom[adapter.namespace].maxLength !== 0) {
obj.common.custom[adapter.namespace].maxLength = parseInt(adapter.config.maxLength, 10) || 960;
} else {
obj.common.custom[adapter.namespace].maxLength = parseInt(obj.common.custom[adapter.namespace].maxLength, 10);
}
if (!obj.common.custom[adapter.namespace].retention && obj.common.custom[adapter.namespace].retention !== '0' && obj.common.custom[adapter.namespace].retention !== 0) {
obj.common.custom[adapter.namespace].retention = parseInt(adapter.config.retention, 10) || 0;
} else {
obj.common.custom[adapter.namespace].retention = parseInt(obj.common.custom[adapter.namespace].retention, 10) || 0;
}
if (obj.common.custom[adapter.namespace].retention === -1) {
// customRetentionDuration
if (obj.common.custom[adapter.namespace].customRetentionDuration !== undefined && obj.common.custom[adapter.namespace].customRetentionDuration !== null && obj.common.custom[adapter.namespace].customRetentionDuration !== '') {
obj.common.custom[adapter.namespace].customRetentionDuration = parseInt(obj.common.custom[adapter.namespace].customRetentionDuration, 10) || 0;
} else {
obj.common.custom[adapter.namespace].customRetentionDuration = adapter.config.customRetentionDuration;
}
obj.common.custom[adapter.namespace].retention = obj.common.custom[adapter.namespace].customRetentionDuration * 24 * 60 * 60
}
if (!obj.common.custom[adapter.namespace].blockTime && obj.common.custom[adapter.namespace].blockTime !== '0' && obj.common.custom[adapter.namespace].blockTime !== 0) {
if (!obj.common.custom[adapter.namespace].debounce && obj.common.custom[adapter.namespace].debounce !== '0' && obj.common.custom[adapter.namespace].debounce !== 0) {
obj.common.custom[adapter.namespace].blockTime = parseInt(adapter.config.blockTime, 10) || 0;
} else {
obj.common.custom[adapter.namespace].blockTime = parseInt(obj.common.custom[adapter.namespace].debounce, 10) || 0;
}
} else {
obj.common.custom[adapter.namespace].blockTime = parseInt(obj.common.custom[adapter.namespace].blockTime, 10) || 0;
}
if (!obj.common.custom[adapter.namespace].debounceTime && obj.common.custom[adapter.namespace].debounceTime !== '0' && obj.common.custom[adapter.namespace].debounceTime !== 0) {
obj.common.custom[adapter.namespace].debounceTime = parseInt(adapter.config.debounceTime, 10) || 0;
} else {
obj.common.custom[adapter.namespace].debounceTime = parseInt(obj.common.custom[adapter.namespace].debounceTime, 10) || 0;
}
obj.common.custom[adapter.namespace].changesOnly = obj.common.custom[adapter.namespace].changesOnly === 'true' || obj.common.custom[adapter.namespace].changesOnly === true;
if (obj.common.custom[adapter.namespace].changesRelogInterval !== undefined && obj.common.custom[adapter.namespace].changesRelogInterval !== null && obj.common.custom[adapter.namespace].changesRelogInterval !== '') {
obj.common.custom[adapter.namespace].changesRelogInterval = parseInt(obj.common.custom[adapter.namespace].changesRelogInterval, 10) || 0;
} else {
obj.common.custom[adapter.namespace].changesRelogInterval = adapter.config.changesRelogInterval;
}
if (obj.common.custom[adapter.namespace].changesMinDelta !== undefined && obj.common.custom[adapter.namespace].changesMinDelta !== null && obj.common.custom[adapter.namespace].changesMinDelta !== '') {
obj.common.custom[adapter.namespace].changesMinDelta = parseFloat(obj.common.custom[adapter.namespace].changesMinDelta.toString().replace(/,/g, '.')) || 0;
} else {
obj.common.custom[adapter.namespace].changesMinDelta = adapter.config.changesMinDelta;
}
obj.common.custom[adapter.namespace].ignoreZero = obj.common.custom[adapter.namespace].ignoreZero === 'true' || obj.common.custom[adapter.namespace].ignoreZero === true;
if (obj.common.custom[adapter.namespace].ignoreAboveNumber !== undefined && obj.common.custom[adapter.namespace].ignoreAboveNumber !== null && obj.common.custom[adapter.namespace].ignoreAboveNumber !== '') {
obj.common.custom[adapter.namespace].ignoreAboveNumber = parseFloat(obj.common.custom[adapter.namespace].ignoreAboveNumber) || null;
}
if (obj.common.custom[adapter.namespace].ignoreBelowNumber !== undefined && obj.common.custom[adapter.namespace].ignoreBelowNumber !== null && obj.common.custom[adapter.namespace].ignoreBelowNumber !== '') {
obj.common.custom[adapter.namespace].ignoreBelowNumber = parseFloat(obj.common.custom[adapter.namespace].ignoreBelowNumber) || null;
} else if (obj.common.custom[adapter.namespace].ignoreBelowZero === 'true' || obj.common.custom[adapter.namespace].ignoreBelowZero === true) {
obj.common.custom[adapter.namespace].ignoreBelowNumber = 0;
}
if (obj.common.custom[adapter.namespace].disableSkippedValueLogging !== undefined && obj.common.custom[adapter.namespace].disableSkippedValueLogging !== null && obj.common.custom[adapter.namespace].disableSkippedValueLogging !== '') {
obj.common.custom[adapter.namespace].disableSkippedValueLogging = obj.common.custom[adapter.namespace].disableSkippedValueLogging === 'true' || obj.common.custom[adapter.namespace].disableSkippedValueLogging === true;
} else {
obj.common.custom[adapter.namespace].disableSkippedValueLogging = adapter.config.disableSkippedValueLogging;
}
// round
if (obj.common.custom[adapter.namespace].round !== null && obj.common.custom[adapter.namespace].round !== undefined && obj.common.custom[adapter.namespace] !== '') {
obj.common.custom[adapter.namespace].round = parseInt(obj.common.custom[adapter.namespace], 10);
if (!isFinite(obj.common.custom[adapter.namespace].round) || obj.common.custom[adapter.namespace].round < 0) {
obj.common.custom[adapter.namespace].round = adapter.config.round;
} else {
obj.common.custom[adapter.namespace].round = Math.pow(10, parseInt(obj.common.custom[adapter.namespace].round, 10));
}
} else {
obj.common.custom[adapter.namespace].round = adapter.config.round;
}
if (obj.common.custom[adapter.namespace].enableDebugLogs !== undefined && obj.common.custom[adapter.namespace].enableDebugLogs !== null && obj.common.custom[adapter.namespace].enableDebugLogs !== '') {
obj.common.custom[adapter.namespace].enableDebugLogs = obj.common.custom[adapter.namespace].enableDebugLogs === 'true' || obj.common.custom[adapter.namespace].enableDebugLogs === true;
} else {
obj.common.custom[adapter.namespace].enableDebugLogs = adapter.config.enableDebugLogs;
}
// add one day if retention is too small
if (obj.common.custom[adapter.namespace].retention && obj.common.custom[adapter.namespace].retention <= 604800) {
obj.common.custom[adapter.namespace].retention += 86400;
}
if (history[formerAliasId] && history[formerAliasId][adapter.namespace] && isEqual(obj.common.custom[adapter.namespace], history[formerAliasId][adapter.namespace])) {
return adapter.log.debug(`Object ${id} unchanged. Ignore`);
}
if (history[formerAliasId] && history[formerAliasId].relogTimeout) {
clearTimeout(history[formerAliasId].relogTimeout);
history[formerAliasId].relogTimeout = null;
}
history[id] = obj.common.custom;
history[id].state = state;
history[id].list = list || [];
history[id].timeout = timeout;
history[id].realId = realId;
if (history[id][adapter.namespace] && history[id][adapter.namespace].changesOnly && history[id][adapter.namespace].changesRelogInterval > 0) {
history[id].relogTimeout = setTimeout(reLogHelper, (history[id][adapter.namespace].changesRelogInterval * 500 * Math.random()) + history[id][adapter.namespace].changesRelogInterval * 500, id);
}
if (writeNull && adapter.config.writeNulls) {
writeNulls(id);
}
adapter.log.info(`enabled logging of ${id}, Alias=${id !== realId}, WriteNulls=${writeNull}`);
} else {
if (aliasMap[id]) {
adapter.log.debug(`Removed Alias: ${id} !-> ${aliasMap[id]}`);
delete aliasMap[id];
}
id = formerAliasId;
if (history[id]) {
adapter.log.info('disabled logging of ' + id);
if (history[id].relogTimeout) {
clearTimeout(history[id].relogTimeout);
history[id].relogTimeout = null;
}
if (history[id].timeout) {
clearTimeout(history[id].timeout);
history[id].timeout = null;
}
storeCached(true, id);
delete history[id];
}
}
},
stateChange: (id, state) => {
id = aliasMap[id] ? aliasMap[id] : id;
pushHistory(id, state);
},
unload: callback => finish(callback),
ready: () => main(),
message: obj => processMessage(obj)
});
adapter = new utils.Adapter(options);
return adapter;
}
function storeCached(isFinishing, onlyId) {
const now = Date.now();
for (const id in history) {
if (!history.hasOwnProperty(id) || (onlyId !== undefined && onlyId !== id)) {
continue;
}
history[id].list = history[id].list || [];
if (isFinishing) {
if (history[id].skipped && !(history[id][adapter.namespace] && history[id][adapter.namespace].disableSkippedValueLogging)) {
history[id].list.push(history[id].skipped);
history[id].skipped = null;
}
if (adapter.config.writeNulls) {
const nullValue = {val: null, ts: now, lc: now, q: 0x40, from: 'system.adapter.' + adapter.namespace};
if (history[id][adapter.namespace] && history[id][adapter.namespace].changesOnly && history[id].state && history[id].state !== null) {
const state = Object.assign({}, history[id].state);
state.ts = now;
state.from = 'system.adapter.' + adapter.namespace;
history[id].list.push(state);
nullValue.ts += 1;
nullValue.lc += 1;
}
// terminate values with null to indicate adapter stop.
history[id].list.push(nullValue);
}
}
if (history[id].list && history[id].list.length) {
adapter.log.debug('Store the rest for ' + id);
appendFile(id, history[id].list);
}
}
}
function finish(callback) {
if (!subscribeAll) {
for (const _id in history) {
if (history.hasOwnProperty(_id)) {
adapter.unsubscribeForeignStates(history[_id].realId);
}
}
} else {
adapter.unsubscribeForeignStates('*');
subscribeAll = false;
}
if (bufferChecker) {
clearInterval(bufferChecker);
bufferChecker = null;
}
for (const id in history) {
if (!history.hasOwnProperty(id)) {
continue;
}
if (history[id].relogTimeout) {
clearTimeout(history[id].relogTimeout);
history[id].relogTimeout = null;
}
if (history[id].timeout) {
clearTimeout(history[id].timeout);
history[id].timeout = null;
}
}
if (!finished) {
finished = true;
storeCached(true);
}
callback && callback();
}
function processMessage(msg) {
if (msg.command === 'features') {
adapter.sendTo(msg.from, msg.command, {supportedFeatures: ['update', 'delete', 'deleteRange', 'deleteAll', 'storeState']}, msg.callback);
} else if (msg.command === 'update') {
updateState(msg);
} else if (msg.command === 'delete') {
deleteState(msg);
} else if (msg.command === 'deleteAll') {
deleteStateAll(msg);
} else if (msg.command === 'deleteRange') {
deleteState(msg);
} else if (msg.command === 'getHistory') {
getHistory(msg);
} else if (msg.command === 'storeState') {
storeState(msg);
} else if (msg.command === 'enableHistory') {
enableHistory(msg);
} else if (msg.command === 'disableHistory') {
disableHistory(msg);
} else if (msg.command === 'getEnabledDPs') {
getEnabledDPs(msg);
} else if (msg.command === 'stopInstance') {
finish(() => {
if (msg.callback) {
adapter.sendTo(msg.from, msg.command, 'stopped', msg.callback);
setTimeout(() =>
adapter.terminate ? adapter.terminate(0): process.exit(0), 200);
}
});
}
}
function processStartValues() {
if (tasksStart && tasksStart.length) {
const task = tasksStart.shift();
if (history[task.id][adapter.namespace].changesOnly) {
adapter.getForeignState(history[task.id].realId, (err, state) => {
const now = task.now || Date.now();
pushHistory(task.id, {
val: null,
ts: now,
ack: true,
q: 0x40,
from: 'system.adapter.' + adapter.namespace
});
if (state) {
state.ts = now;
state.from = 'system.adapter.' + adapter.namespace;
pushHistory(task.id, state);
}
setImmediate(processStartValues);
});
} else {
pushHistory(task.id, {
val: null,
ts: task.now || Date.now(),
ack: true,
q: 0x40,
from: 'system.adapter.' + adapter.namespace
});
setImmediate(processStartValues);
}
}
}
function writeNulls(id, now) {
if (!id) {
now = Date.now();
for (const _id in history) {
if (history.hasOwnProperty(_id)) {
writeNulls(_id, now);
}
}
} else {
now = now || Date.now();
tasksStart.push({id, now});
if (tasksStart.length === 1) {
processStartValues();
}
if (history[id][adapter.namespace] && history[id][adapter.namespace].changesOnly && history[id][adapter.namespace].changesRelogInterval > 0) {
history[id].relogTimeout && clearTimeout(history[id].relogTimeout);
history[id].relogTimeout = setTimeout(reLogHelper, (history[id][adapter.namespace].changesRelogInterval * 500 * Math.random()) + history[id][adapter.namespace].changesRelogInterval * 500, id);
}
}
}
function main() { //start
// set default history if not yet set
adapter.getForeignObject('system.config', (err, obj) => {
if (obj && obj.common && !obj.common.defaultHistory) {
obj.common.defaultHistory = adapter.namespace;
adapter.setForeignObject('system.config', obj, err => {
if (err) {
adapter.log.error('Cannot set default history instance: ' + err);
} else {
adapter.log.info('Set default history instance to "' + adapter.namespace + '"');
}
});
}
});
adapter.config.storeDir = adapter.config.storeDir || 'history';
adapter.config.storeDir = adapter.config.storeDir.replace(/\\/g, '/');
if (adapter.config.writeNulls === undefined) adapter.config.writeNulls = true;
// remove last "/"
if (adapter.config.storeDir[adapter.config.storeDir.length - 1] === '/') {
adapter.config.storeDir = adapter.config.storeDir.substring(0, adapter.config.storeDir.length - 1);
}
if (adapter.config.storeDir[0] !== '/' && !adapter.config.storeDir.match(/^\w:\//)) {
adapter.config.storeDir = dataDir + adapter.config.storeDir;
}
adapter.config.storeDir += '/';
adapter.config.retention = parseInt(adapter.config.retention, 10) || 0;
if (adapter.config.retention === -1 ) { // Custom timeframe
adapter.config.retention = (parseInt(adapter.config.customRetentionDuration, 10) || 0) * 24 * 60 * 60;
}
if (adapter.config.changesRelogInterval !== null && adapter.config.changesRelogInterval !== undefined) {
adapter.config.changesRelogInterval = parseInt(adapter.config.changesRelogInterval, 10);
} else {
adapter.config.changesRelogInterval = 0;
}
if (adapter.config.changesMinDelta !== null && adapter.config.changesMinDelta !== undefined) {
adapter.config.changesMinDelta = parseFloat(adapter.config.changesMinDelta.toString().replace(/,/g, '.'));
} else {
adapter.config.changesMinDelta = 0;
}
if (adapter.config.blockTime !== null && adapter.config.blockTime !== undefined) {
adapter.config.blockTime = parseInt(adapter.config.blockTime, 10) || 0;
} else {
if (adapter.config.debounce !== null && adapter.config.debounce !== undefined) {
adapter.config.debounce = parseInt(adapter.config.debounce, 10) || 0;
} else {
adapter.config.blockTime = 0;
}
}
if (adapter.config.debounceTime !== null && adapter.config.debounceTime !== undefined) {
adapter.config.debounceTime = parseInt(adapter.config.debounceTime, 10) || 0;
} else {
adapter.config.debounceTime = 0;
}
if (adapter.config.round !== null && adapter.config.round !== undefined && adapter.config.round !== '') {
adapter.config.round = parseInt(adapter.config.round, 10);
if (!isFinite(adapter.config.round) || adapter.config.round < 0) {
adapter.config.round = null;
adapter.log.info(`Invalid round value: ${adapter.config.round} - ignore, do not round values`);
} else {
adapter.config.round = Math.pow(10, parseInt(adapter.config.round, 10));
}
} else {
adapter.config.round = null;
}
try {
// create directory
if (!fs.existsSync(adapter.config.storeDir)) {
fs.mkdirSync(adapter.config.storeDir);
}
} catch (err) {
adapter.log.error('Could not create Storage directory: ' + err);
}
adapter.getObjectView('system', 'custom', {}, (err, doc) => {
let count = 0;
if (doc && doc.rows) {
for (let i = 0, l = doc.rows.length; i < l; i++) {
if (doc.rows[i].value) {
let id = doc.rows[i].id;
const realId = id;
if (doc.rows[i].value[adapter.namespace] && doc.rows[i].value[adapter.namespace].aliasId) {
aliasMap[id] = doc.rows[i].value[adapter.namespace].aliasId;
adapter.log.debug(`Found Alias: ${id} --> ${aliasMap[id]}`);
id = aliasMap[id];
}
history[id] = doc.rows[i].value;
if (!history[id][adapter.namespace] || typeof history[id][adapter.namespace] !== 'object' || history[id][adapter.namespace].enabled === false) {
delete history[id];
} else {
count++;
adapter.log.info(`enabled logging of ${id} (Count=${count}), Alias=${id !== realId}`);
if (!history[id][adapter.namespace].maxLength && history[id][adapter.namespace].maxLength !== '0' && history[id][adapter.namespace].maxLength !== 0) {
history[id][adapter.namespace].maxLength = parseInt(adapter.config.maxLength, 10) || 960;
} else {
history[id][adapter.namespace].maxLength = parseInt(history[id][adapter.namespace].maxLength, 10);
}
if (!history[id][adapter.namespace].retention && history[id][adapter.namespace].retention !== '0' && history[id][adapter.namespace].retention !== 0) {
history[id][adapter.namespace].retention = parseInt(adapter.config.retention, 10) || 0;
} else {
history[id][adapter.namespace].retention = parseInt(history[id][adapter.namespace].retention, 10) || 0;
}
if (history[id][adapter.namespace].retention === -1) {
// customRetentionDuration
if (history[id][adapter.namespace].customRetentionDuration !== undefined && history[id][adapter.namespace].customRetentionDuration !== null && history[id][adapter.namespace].customRetentionDuration !== '') {
history[id][adapter.namespace].customRetentionDuration = parseInt(history[id][adapter.namespace].customRetentionDuration, 10) || 0;
} else {
history[id][adapter.namespace].customRetentionDuration = adapter.config.customRetentionDuration;
}
history[id][adapter.namespace].retention = history[id][adapter.namespace].customRetentionDuration * 24 * 60 * 60
}
if (!history[id][adapter.namespace].blockTime && history[id][adapter.namespace].blockTime !== '0' && history[id][adapter.namespace].blockTime !== 0) {
if (!history[id][adapter.namespace].debounce && history[id][adapter.namespace].debounce !== '0' && history[id][adapter.namespace].debounce !== 0) {
history[id][adapter.namespace].blockTime = parseInt(adapter.config.blockTime, 10) || 0;
} else {
history[id][adapter.namespace].blockTime = parseInt(history[id][adapter.namespace].debounce, 10) || 0;
}
} else {
history[id][adapter.namespace].blockTime = parseInt(history[id][adapter.namespace].blockTime, 10) || 0;
}
if (!history[id][adapter.namespace].debounceTime && history[id][adapter.namespace].debounceTime !== '0' && history[id][adapter.namespace].debounceTime !== 0) {
history[id][adapter.namespace].debounceTime = parseInt(adapter.config.debounceTime, 10) || 0;
} else {
history[id][adapter.namespace].debounceTime = parseInt(history[id][adapter.namespace].debounceTime, 10) || 0;
}
history[id][adapter.namespace].changesOnly = history[id][adapter.namespace].changesOnly === 'true' || history[id][adapter.namespace].changesOnly === true;
if (history[id][adapter.namespace].changesRelogInterval !== undefined && history[id][adapter.namespace].changesRelogInterval !== null && history[id][adapter.namespace].changesRelogInterval !== '') {
history[id][adapter.namespace].changesRelogInterval = parseInt(history[id][adapter.namespace].changesRelogInterval, 10) || 0;
} else {
history[id][adapter.namespace].changesRelogInterval = adapter.config.changesRelogInterval;
}
if (history[id][adapter.namespace].changesRelogInterval > 0) {
history[id].relogTimeout = setTimeout(reLogHelper, (history[id][adapter.namespace].changesRelogInterval * 500 * Math.random()) + history[id][adapter.namespace].changesRelogInterval * 500, id);
}
if (history[id][adapter.namespace].changesMinDelta !== undefined && history[id][adapter.namespace].changesMinDelta !== null && history[id][adapter.namespace].changesMinDelta !== '') {
history[id][adapter.namespace].changesMinDelta = parseFloat(history[id][adapter.namespace].changesMinDelta.toString().replace(/,/g, '.')) || 0;
} else {
history[id][adapter.namespace].changesMinDelta = adapter.config.changesMinDelta;
}
// add one day if retention is too small
if (history[id][adapter.namespace].retention && history[id][adapter.namespace].retention <= 604800) {
history[id][adapter.namespace].retention += 86400;
}
history[id][adapter.namespace].ignoreZero = history[id][adapter.namespace].ignoreZero === 'true' || history[id][adapter.namespace].ignoreZero === true;
if (history[id][adapter.namespace].ignoreAboveNumber !== undefined && history[id][adapter.namespace].ignoreAboveNumber !== null && history[id][adapter.namespace].ignoreAboveNumber !== '') {
history[id][adapter.namespace].ignoreAboveNumber = parseFloat(history[id][adapter.namespace].ignoreAboveNumber) || null;
}
if (history[id][adapter.namespace].ignoreBelowNumber !== undefined && history[id][adapter.namespace].ignoreBelowNumber !== null && history[id][adapter.namespace].ignoreBelowNumber !== '') {
history[id][adapter.namespace].ignoreBelowNumber = parseFloat(history[id][adapter.namespace].ignoreBelowNumber) || null;
} else if (history[id][adapter.namespace].ignoreBelowZero === 'true' || history[id][adapter.namespace].ignoreBelowZero === true) {
history[id][adapter.namespace].ignoreBelowNumber = 0;
}
if (history[id][adapter.namespace].disableSkippedValueLogging !== undefined && history[id][adapter.namespace].disableSkippedValueLogging !== null && history[id][adapter.namespace].disableSkippedValueLogging !== '') {
history[id][adapter.namespace].disableSkippedValueLogging = history[id][adapter.namespace].disableSkippedValueLogging === 'true' || history[id][adapter.namespace].disableSkippedValueLogging === true;
} else {
history[id][adapter.namespace].disableSkippedValueLogging = adapter.config.disableSkippedValueLogging;
}
if (history[id][adapter.namespace].enableDebugLogs !== undefined && history[id][adapter.namespace].enableDebugLogs !== null && history[id][adapter.namespace].enableDebugLogs !== '') {
history[id][adapter.namespace].enableDebugLogs = history[id][adapter.namespace].enableDebugLogs === 'true' || history[id][adapter.namespace].enableDebugLogs === true;
} else {
history[id][adapter.namespace].enableDebugLogs = adapter.config.enableDebugLogs;
}
// round
if (history[id][adapter.namespace].round !== null && history[id][adapter.namespace].round !== undefined && history[id][adapter.namespace] !== '') {
history[id][adapter.namespace].round = parseInt(history[id][adapter.namespace], 10);
if (!isFinite(history[id][adapter.namespace].round) || history[id][adapter.namespace].round < 0) {
history[id][adapter.namespace].round = adapter.config.round;
} else {
history[id][adapter.namespace].round = Math.pow(10, parseInt(history[id][adapter.namespace].round, 10));
}
} else {
history[id][adapter.namespace].round = adapter.config.round;
}
history[id].realId = realId;
history[id].list = history[id].list || [];
}
}
}
}
if (count < 20) {
for (const _id in history) {
if (history.hasOwnProperty(_id)) {
adapter.subscribeForeignStates(history[_id].realId);
}
}
} else {
subscribeAll = true;
adapter.subscribeForeignStates('*');
}
adapter.config.writeNulls && writeNulls();
// store all buffered data every 10 minutes to not lost the data
bufferChecker = setInterval(() => storeCached(), 10 * 60000);
});
adapter.subscribeForeignObjects('*');
}
function pushHistory(id, state, timerRelog) {
if (timerRelog === undefined) timerRelog = false;
// Push into history
if (history[id]) {
const settings = history[id][adapter.namespace];
if (!settings || !state) {
return;
}
if (state && state.val === undefined) {
return adapter.log.warn(`state value undefined received for ${id} which is not allowed. Ignoring.`);
}
if (typeof state.val === 'string') {
if (isFinite(state.val)) {
state.val = parseFloat(state.val);
}
}
settings.enableDebugLogs && adapter.log.debug(`new value received for ${id}, new-value=${state.val}, ts=${state.ts}, relog=${timerRelog}`);
let ignoreDebonce = false;
if (!timerRelog) {
const valueUnstable = !!history[id].timeout;
// When a debounce timer runs and the value is the same as the last one, ignore it
if (history[id].timeout && state.ts !== state.lc) {
settings.enableDebugLogs && adapter.log.debug(`value not changed debounce ${id}, value=${state.val}, ts=${state.ts}, debounce timer keeps running`);
return;
} else if (history[id].timeout) { // if value changed, clear timer
settings.enableDebugLogs && adapter.log.debug(`value changed during debounce time ${id}, value=${state.val}, ts=${state.ts}, debounce timer restarted`);
clearTimeout(history[id].timeout);
history[id].timeout = null;
}
if (!valueUnstable && settings.blockTime && history[id].state && (history[id].state.ts + settings.blockTime) > state.ts) {
settings.enableDebugLogs && adapter.log.debug(`value ignored blockTime ${id}, value=${state.val}, ts=${state.ts}, lastState.ts=${history[id].state.ts}, blockTime=${settings.blockTime}`);
return;
}
if (settings.ignoreZero && (state.val === undefined || state.val === null || state.val === 0)) {
settings.enableDebugLogs && adapter.log.debug(`value ignore because zero or null ${id}, new-value=${state.val}, ts=${state.ts}`);
return;
} else
if (typeof settings.ignoreBelowNumber === 'number' && typeof state.val === 'number' && state.val < settings.ignoreBelowNumber) {
settings.enableDebugLogs && adapter.log.debug(`value ignored because below ${settings.ignoreBelowNumber} for ${id}, new-value=${state.val}, ts=${state.ts}`);
return;
}
if (typeof settings.ignoreAboveNumber === 'number' && typeof state.val === 'number' && state.val > settings.ignoreAboveNumber) {
settings.enableDebugLogs && adapter.log.debug(`value ignored because above ${settings.ignoreAboveNumber} for ${id}, new-value=${state.val}, ts=${state.ts}`);
return;
}
if (history[id].state && settings.changesOnly) {
if (settings.changesRelogInterval === 0) {
if ((history[id].state.val !== null || state.val === null) && state.ts !== state.lc) {
// remember new timestamp
if (!valueUnstable && !settings.disableSkippedValueLogging) {
history[id].skipped = state;
}
settings.enableDebugLogs && adapter.log.debug(`value not changed ${id}, last-value=${history[id].state.val}, new-value=${state.val}, ts=${state.ts}`);
return;
}
} else if (history[id].lastLogTime) {
if ((history[id].state.val !== null || state.val === null) && (state.ts !== state.lc) && (Math.abs(history[id].lastLogTime - state.ts) < settings.changesRelogInterval * 1000)) {
// remember new timestamp
if (!valueUnstable && !settings.disableSkippedValueLogging) {
history[id].skipped = state;
}
settings.enableDebugLogs && adapter.log.debug(`value not changed ${id}, last-value=${history[id].state.val}, new-value=${state.val}, ts=${state.ts}`);
return;
}
if (state.ts !== state.lc) {
settings.enableDebugLogs && adapter.log.debug(`value-not-changed-relog ${id}, value=${state.val}, lastLogTime=${history[id].lastLogTime}, ts=${state.ts}`);
ignoreDebonce = true;
}
}
if (typeof state.val === 'number') {
if (
history[id].state.val !== null &&
settings.changesMinDelta !== 0 &&
Math.abs(history[id].state.val - state.val) < settings.changesMinDelta
) {
if (!valueUnstable && !settings.disableSkippedValueLogging) {
history[id].skipped = state;
}
settings.enableDebugLogs && adapter.log.debug(`Min-Delta not reached ${id}, last-value=${history[id].state.val}, new-value=${state.val}, ts=${state.ts}`);
return;
} else if (settings.changesMinDelta !== 0) {
settings.enableDebugLogs && adapter.log.debug(`Min-Delta reached ${id}, last-value=${history[id].state.val}, new-value=${state.val}, ts=${state.ts}`);
}
} else {
settings.enableDebugLogs && adapter.log.debug(`Min-Delta ignored because no number ${id}, last-value=${history[id].state.val}, new-value=${state.val}, ts=${state.ts}`);
}
}
}
if (history[id].relogTimeout) {
clearTimeout(history[id].relogTimeout);
history[id].relogTimeout = null;
}
if (timerRelog) {
state = Object.assign({}, state);
state.ts = Date.now();
state.from = 'system.adapter.' + adapter.namespace;
settings.enableDebugLogs && adapter.log.debug(`timed-relog ${id}, value=${state.val}, lastLogTime=${history[id].lastLogTime}, ts=${state.ts}`);
ignoreDebonce = true;
} else {
if (settings.changesOnly && history[id].skipped) {
settings.enableDebugLogs && adapter.log.debug(`Skipped value logged ${id}, value=${history[id].skipped.val}, ts=${history[id].skipped.ts}`);
pushHelper(id, history[id].skipped);
history[id].skipped = null;
}
if (history[id].state && ((history[id].state.val === null && state.val !== null) || (history[id].state.val !== null && state.val === null))) {
ignoreDebonce = true;
} else if (!history[id].state && state.val === null) {
ignoreDebonce = true;
}
}
if (settings.debounceTime && !ignoreDebonce && !timerRelog) {
// Discard changes in de-bounce time to store last stable value
history[id].timeout && clearTimeout(history[id].timeout);
history[id].timeout = setTimeout((id, state) => {
history[id].timeout = null;
history[id].state = state;
history[id].lastLogTime = state.ts;
settings.enableDebugLogs && adapter.log.debug(`Value logged ${id}, value=${history[id].state.val}, ts=${history[id].state.ts}`);
pushHelper(id);
if (settings.changesOnly && settings.changesRelogInterval > 0) {
history[id].relogTimeout = setTimeout(reLogHelper, settings.changesRelogInterval * 1000, id);
}
}, settings.debounceTime, id, state);
} else {
if (!timerRelog) {
history[id].state = state;
}
history[id].lastLogTime = state.ts;
settings.enableDebugLogs && adapter.log.debug(`Value logged ${id}, value=${history[id].state.val}, ts=${history[id].state.ts}`);
pushHelper(id, state);
if (settings.changesOnly && settings.changesRelogInterval > 0) {
history[id].relogTimeout = setTimeout(reLogHelper, settings.changesRelogInterval * 1000, id);
}
}
}
}
function reLogHelper(_id) {
if (!history[_id]) {
adapter.log.info('non-existing id ' + _id);
return;
}
history[_id].relogTimeout = null;
if (history[_id].skipped) {
pushHistory(_id, history[_id].skipped, true);
} else if (history[_id].state) {
pushHistory(_id, history[_id].state, true);
}
else {
adapter.getForeignState(history[_id].realId, (err, state) => {
if (err) {
adapter.log.info(`init timed Relog: can not get State for ${_id} : ${err}`);
}
else if (!state) {
adapter.log.info(`init timed Relog: disable relog because state not set so far ${_id}: ${JSON.stringify(state)}`);
}
else if (history[_id]) {
adapter.log.debug(`init timed Relog: getState ${_id}: Value=${state.val}, ack=${state.ack}, ts=${state.ts}, lc=${state.lc}`);
history[_id].state = state;
pushHistory(_id, history[_id].state, true);
}
});
}
}
function pushHelper(_id, state) {
if (!history[_id] || (!history[_id].state && !state)) return;
if (!state) {
state = history[_id].state;
}
// if it was not deleted in this time
history[_id].list = history[_id].list || [];
if (typeof state.val === 'string') {
if (isFinite(state.val)) {
state.val = parseFloat(state.val);
} else if (state.val === 'true') {
state.val = true;
} else if (state.val === 'false') {
state.val = false;
}
}
if (state.lc !== undefined) {
delete state.lc;
}
if (!adapter.config.storeAck && state.ack !== undefined) {
delete state.ack;
} else {
state.ack = state.ack ? 1 : 0;
}
if (!adapter.config.storeFrom && state.from !== undefined) {
delete state.from;
}
history[_id].list.push(state);
const _settings = history[_id] && history[_id][adapter.namespace] || {};
const maxLength = _settings.maxLength !== undefined ? _settings.maxLength : parseInt(adapter.config.maxLength, 10) || 960;
if (_settings && history[_id].list.length > maxLength) {
_settings.enableDebugLogs && adapter.log.debug(`moving ${history[_id].list.length} entries from ${_id} to file`);
appendFile(_id, history[_id].list);
}
}
function checkRetention(id) {
if (history[id] && history[id][adapter.namespace] && history[id][adapter.namespace].retention) {
const d = new Date();
const dt = d.getTime();
// check every 6 hours
if (!history[id].lastCheck || dt - history[id].lastCheck >= 21600000/* 6 hours */) {
history[id].lastCheck = dt;
// get list of directories
const dayList = getDirectories(adapter.config.storeDir).sort((a, b) => a - b);
// calculate date
d.setSeconds(-(history[id][adapter.namespace].retention));
const day = GetHistory.ts2day(d.getTime());
for (let i = 0; i < dayList.length; i++) {
if (dayList[i] < day) {
const file = GetHistory.getFilenameForID(adapter.config.storeDir, dayList[i], id);
if (fs.existsSync(file)) {
adapter.log.info(`Delete old history "${file}"`);
try {
fs.unlinkSync(file);
} catch (ex) {
adapter.log.error(`Cannot delete file "${file}": ${ex}`);
}
let files;
try {
files = fs.readdirSync(adapter.config.storeDir + dayList[i]);
} catch (err) {
files = [];
}
if (!files.length) {
adapter.log.info(`Delete old history dir "${adapter.config.storeDir}${dayList[i]}"`);
try {
fs.rmdirSync(adapter.config.storeDir + dayList[i]);
} catch (ex) {
adapter.log.error(`Cannot delete directory "${adapter.config.storeDir}${dayList[i]}": ${ex}`);
}
}
}
} else {
break;
}
}
}
}
}
function appendFile(id, states) {
const day = GetHistory.ts2day(states[states.length - 1].ts);
const file = GetHistory.getFilenameForID(adapter.config.storeDir, day, id);
let data;
let i;
for (i = states.length - 1; i >= 0; i--) {
if (!states[i]) {
continue;
}
if (GetHistory.ts2day(states[i].ts) !== day) {
break;
}
}
data = states.splice(i - states.length + 1);
if (fs.existsSync(file)) {
try {
data = JSON.parse(fs.readFileSync(file, 'utf8')).concat(data);
} catch (err) {
adapter.log.error(`Cannot read file ${file}: ${err}`);
}
}
try {
// create directory
if (!fs.existsSync(adapter.config.storeDir + day)) {
fs.mkdirSync(adapter.config.storeDir + day);
}
fs.writeFileSync(file, JSON.stringify(data, null, 2), 'utf8');
} catch (ex) {
adapter.log.error(`Cannot store file ${file}: ${ex}`);
}
if (states.length) {
appendFile(id, states);
}
checkRetention(id);
}
function getOneCachedData(id, options, cache, addId) {
addId = addId || options.addId;
if (history[id]) {
const res = history[id].list;
// todo can be optimized
if (res) {
let iProblemCount = 0;
let vLast = null;
for (let i = res.length - 1; i >= 0 ; i--) {
if (!res[i]) {
iProblemCount++;
continue;
}
const resEntry = Object.assign({}, res[i]);
if (typeof resEntry.val === 'number' && isFinite(resEntry.val) && options.round) {
resEntry.val = Math.round(resEntry.val * options.round) / options.round;
}
if (options.ack) {
resEntry.ack = !!resEntry.ack;
}
if (addId) {
resEntry.id = id;
}
if (options.start && resEntry.ts < options.start) {
// add one before start
cache.unshift(resEntry);
break;
} else if (resEntry.ts > options.end) {
// add one after end
vLast = resEntry;
continue;
}
if (vLast) {
cache.unshift(vLast);
vLast = null;
}
cache.unshift(resEntry);
if ((options.returnNewestEntries && cache.length >= options.count) && (options.aggregate === 'onchange' || options.aggregate === '' || options.aggregate === 'none')) {
break;
}
}
iProblemCount && adapter.log.warn(`getOneCachedData: got null states ${iProblemCount} times for ${options.id}`);