406 lines
12 KiB
JavaScript
406 lines
12 KiB
JavaScript
// var dbFile = "/usr/db/data.db";
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var dbFile = "/mnt/usb/data.db";
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// var dbFile = '/Users/patrickjmcd/data.db';
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var dString_to_sqlite = function(dString){
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/**
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* Takes a date string in the form YYYYMMDD_HHmmSS and returns it in SQLite format (YYYY-MM-DD HH:mm:SS)
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* @param {String} dString
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* @return {String} sqliteString
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*/
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var re = /(\d{4})(\d{2})(\d{2})_(\d{2})(\d{2})(\d{2})/;
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var fd = re.exec(dString);
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if (fd){
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var sqliteString = "";
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return sqliteString.concat(fd[1], "-", fd[2], "-", fd[3], " ", fd[4], ":", fd[5], ":", fd[6]);
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} else {
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return null;
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}
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};
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var sqlite_to_dString = function(sqliteDate){
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/**
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* Takes a sqlite date string in the form YYYY-MM-DD HH:mm:SS and returns it in format YYYYMMDD_HHmmSS
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* @param {String} sqliteDate
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* @return {String} dString
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*/
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var re = /(\d{4})-(\d{2})-(\d{2}) (\d{2}):(\d{2}):(\d{2})/;
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var fd = re.exec(sqliteDate);
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if (fd){
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var dString = "";
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return dString.concat(fd[1], fd[2], fd[3], "_", fd[4], fd[5], fd[6]);
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} else {
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return null;
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}
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};
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var getAllTags = function(callback){
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var sqlite3 = require('sqlite3').verbose();
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var db = new sqlite3.Database(dbFile);
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db.serialize(function(){
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var query = "SELECT * FROM tags WHERE deleted = 0";
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var prepQuery = db.prepare(query);
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prepQuery.all(function(err, rows) {
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prepQuery.finalize();
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db.close();
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if (err) {
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return callback(err, null);
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console.log(err);
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} else {
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return callback(null, rows);
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}
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});
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});
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};
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exports.getAllTags = function(req, res){
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var sqlite3 = require('sqlite3').verbose();
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var db = new sqlite3.Database(dbFile);
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db.serialize(function(){
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var query = "SELECT * FROM tags WHERE deleted = 0";
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var prepQuery = db.prepare(query);
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prepQuery.all(function(err, rows) {
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prepQuery.finalize();
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db.close();
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if (err) {
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res.json({status:"error", message:err});
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console.log(err);
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} else {
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res.json({status:"OK", tags:rows});
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}
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});
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});
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};
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exports.createTag = function(req, res){
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var sqlite3 = require('sqlite3').verbose();
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var db = new sqlite3.Database(dbFile);
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db.serialize(function(){
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var query = "INSERT INTO tags (tagName, units, minExpected, maxExpected, vanityName, description) VALUES (?, ?, ?, ?, ?, ?)";
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var prepQuery = db.prepare(query);
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prepQuery.run(req.body.tagName, req.body.units, req.body.minExpected, req.body.maxExpected, req.body.vanityName, req.body.description, function(err){
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prepQuery.finalize();
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db.close();
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if (err) {
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res.json({status:"error", message:err});
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console.log(err);
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} else {
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res.json({status:"OK"});
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}
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});
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});
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};
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exports.getTag = function(req, res){
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var sqlite3 = require('sqlite3').verbose();
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var db = new sqlite3.Database(dbFile);
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db.serialize(function(){
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var query = "SELECT * FROM tags WHERE id = ?";
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var prepQuery = db.prepare(query);
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prepQuery.all(req.params.id, function(err, rows) {
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prepQuery.finalize();
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db.close();
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if (err) {
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res.json({status:"error", message:err});
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console.log(err);
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} else {
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res.json({status:"OK", tags:rows});
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}
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});
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});
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};
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exports.updateTag = function(req, res){
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var sqlite3 = require('sqlite3').verbose();
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var db = new sqlite3.Database(dbFile);
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db.serialize(function(){
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var query = "UPDATE tags set tagName = ?, units = ?, minExpected = ?, maxExpected = ?, vanityName = ?, description = ? WHERE id = ?";
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var prepQuery = db.prepare(query);
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prepQuery.run(req.body.tagName, req.body.units, req.body.minExpected, req.body.maxExpected, req.body.vanityName, req.body.description, req.body.id, function(err) {
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prepQuery.finalize();
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db.close();
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if (err) {
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res.json({status:"error", message:err});
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console.log(err);
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} else {
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res.json({status:"OK"});
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}
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});
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});
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};
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exports.deleteTag = function(req, res){
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var sqlite3 = require('sqlite3').verbose();
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var db = new sqlite3.Database(dbFile);
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db.serialize(function(){
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var query = "UPDATE tags SET deleted = 1 WHERE id = ?";
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var prepQuery = db.prepare(query);
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prepQuery.run(req.params.tag, function(err) {
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prepQuery.finalize();
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db.close();
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if (err) {
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res.json({status:"error", message:err});
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console.log(err);
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} else {
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res.json({status:"OK"});
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}
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});
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});
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};
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exports.seriesTagValues = function(req, res){
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var sqlite3 = require('sqlite3').verbose();
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var db = new sqlite3.Database(dbFile);
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db.serialize(function(){
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var query = "SELECT * FROM vals WHERE tagID = ? AND dateAdded > DATETIME('now', '-1 HOUR')";
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var prepQuery = db.prepare(query);
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prepQuery.all(parseInt(req.params.tag), function(err, rows){
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prepQuery.finalize();
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db.close();
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if (err){
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console.log(err);
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res.json({status:"error", message:err, query:query});
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} else {
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res.json({status:"OK", tag: req.params.tag, vals:rows});
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}
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});
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});
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};
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exports.seriesTagValuesBetween = function(req, res){
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var sqlite3 = require('sqlite3').verbose();
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var db = new sqlite3.Database(dbFile);
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db.serialize(function(){
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var query = "SELECT * FROM vals WHERE tagID = ? AND dateAdded >= DATETIME(?) AND dateAdded <= DATETIME(?)";
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var prepQuery = db.prepare(query);
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prepQuery.all(parseInt(req.params.tag), dString_to_sqlite(req.params.startDatetime), dString_to_sqlite(req.params.endDatetime), function(err, rows){
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prepQuery.finalize();
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db.close();
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if (err){
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console.log(err);
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res.json({status:"error", message:err, query:query});
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} else {
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res.json({status:"OK", tag: req.params.tag, startDatetime: dString_to_sqlite(req.params.startDatetime), endDatetime: dString_to_sqlite(req.params.endDatetime), vals:rows});
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}
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});
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});
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};
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exports.allDataCSV = function(req, res){
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var sqlite3 = require('sqlite3').verbose();
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var db = new sqlite3.Database(dbFile);
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db.serialize(function(){
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var query = "SELECT v.id, t.vanityName, v.val, v.dateAdded FROM tags t JOIN vals v ON t.id = v.tagID";
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var prepQuery = db.prepare(query);
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prepQuery.all( function(err, rows){
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prepQuery.finalize();
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db.close();
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if (err){
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console.log(err);
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res.json({status:"error", message:err, query:query});
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} else {
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var csvString = "";
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var h = ["ID", "Tag Name", "Value", "DateAdded"];
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csvString = csvString + h.join(",") + "\r";
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for (var i= 0; i < rows.length; i++){
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var r = [rows[i].id, rows[i].vanityName, rows[i].val, rows[i].dateAdded];
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csvString = csvString + r.join(",") + "\r";
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}
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res.set('Content-Type', 'text/csv');
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res.set('Content-Disposition', "attachment;filename=tagdata.csv");
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res.send(csvString);
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}
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});
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});
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};
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exports.seriesCSV = function(req, res){
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var sqlite3 = require('sqlite3').verbose();
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var db = new sqlite3.Database(dbFile);
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db.serialize(function(){
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var query = "SELECT * FROM vals WHERE tagID = ? AND dateAdded > DATETIME('now', '-1 HOUR')";
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var prepQuery = db.prepare(query);
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prepQuery.all(parseInt(req.params.tag), function(err, rows){
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prepQuery.finalize();
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db.close();
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if (err){
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console.log(err);
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res.json({status:"error", message:err, query:query});
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} else {
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var csvString = "";
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var h = ["ID", "Value", "DateAdded"];
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csvString = csvString + h.join(",") + "\r";
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for (var i= 0; i < rows.length; i++){
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var r = [rows[i].id, rows[i].val, rows[i].dateAdded];
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csvString = csvString + r.join(",") + "\r";
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}
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res.set('Content-Type', 'text/csv');
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res.set('Content-Disposition', "attachment;filename=tagdata.csv");
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res.send(csvString);
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}
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});
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});
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};
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exports.seriesCSVBetween = function(req, res){
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var sqlite3 = require('sqlite3').verbose();
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var db = new sqlite3.Database(dbFile);
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db.serialize(function(){
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var query = "SELECT * FROM vals WHERE tagID = ? AND dateAdded >= DATETIME(?) AND dateAdded <= DATETIME(?)";
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var prepQuery = db.prepare(query);
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prepQuery.all(parseInt(req.params.tag), dString_to_sqlite(req.params.startDatetime), dString_to_sqlite(req.params.endDatetime), function(err, rows){
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prepQuery.finalize();
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db.close();
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if (err){
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console.log(err);
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res.json({status:"error", message:err, query:query});
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} else {
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var csvString = "";
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var h = ["ID", "Value", "DateAdded"];
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csvString = csvString + h.join(",") + "\r";
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for (var i= 0; i < rows.length; i++){
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var r = [rows[i].id, rows[i].val, rows[i].dateAdded];
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csvString = csvString + r.join(",") + "\r";
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}
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res.set('Content-Type', 'text/csv');
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res.set('Content-Disposition', "attachment;filename=tagdata.csv");
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res.send(csvString);
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}
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});
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});
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};
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exports.latestValueSingleTag = function(req, res){
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var sqlite3 = require('sqlite3').verbose();
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var db = new sqlite3.Database(dbFile);
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db.serialize(function(){
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var query = "SELECT * FROM vals WHERE id = (SELECT MAX(id) FROM vals WHERE tagID = ?)";
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var prepQuery = db.prepare(query);
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prepQuery.all(req.params.tag, function(err, rows) {
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console.log(rows);
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prepQuery.finalize();
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db.close();
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if (err) {
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res.json({status:"error", message:err});
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console.log(err);
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} else {
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res.json({status:"OK", tag_val:rows[0]});
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}
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});
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});
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};
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exports.latestValueAllTags = function(req, res){
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var sqlite3 = require('sqlite3').verbose();
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var db = new sqlite3.Database(dbFile);
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db.serialize(function(){
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var query = "SELECT t.tagName as tagName, t.vanityName as vanityName, t.description as description, t.units as units, t.id as t_id, t.minExpected as min, t.maxExpected as max, MAX(v.id) as v_id, v.val as val, v.dateAdded as dtime FROM vals v JOIN tags t ON v.tagID = t.id WHERE t.deleted = 0 GROUP BY v.tagID";
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var prepQuery = db.prepare(query);
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prepQuery.all(req.params.id, function(err, rows) {
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prepQuery.finalize();
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db.close();
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if (err) {
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res.json({status:"error", message:err});
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console.log(err);
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} else {
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res.json({status:"OK", vals:rows});
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}
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});
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});
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};
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exports.checkLoggerStatus = function(req, res){
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var fs = require('fs');
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// var ps = require("ps-node");
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var running = require("is-running");
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fs.readFile('/root/tagserver.pid', function (derr,ddata) {
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if (derr) {
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console.log("Problem getting PID of tagserver");
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res.json({status:"error", message: "Problem getting PID of tagserver"});
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} else {
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res.json({status: "OK", running: running(ddata)});
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}
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});
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};
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exports.restartLogger = function(req, res){
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var exec = require('child_process').exec;
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exec('/etc/init.d/loggers start', function(error, stdout, stderr){
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if (error){
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res.json({status:"error", message:error});
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} else {
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res.json({status:"OK"});
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}
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});
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};
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exports.getSetup = function(req, res){
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var sqlite3 = require('sqlite3').verbose();
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var db = new sqlite3.Database(dbFile);
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var query = "SELECT parameter, val, dateAdded FROM config GROUP BY parameter;";
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var prepQuery = db.prepare(query);
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prepQuery.all(req.params.id, function(err, rows) {
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prepQuery.finalize();
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db.close();
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if (err) {
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res.json({status:"error", message:err});
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console.log(err);
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} else {
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res.json({status:"OK", config:rows});
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}
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});
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};
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exports.updateSetup = function(req, res){
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var exec = require('child_process').exec;
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var sqlite3 = require('sqlite3').verbose();
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var db = new sqlite3.Database(dbFile);
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console.log(req.body.parameter, req.body.val);
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db.serialize(function(){
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var query = db.prepare('INSERT INTO config (parameter, val) VALUES (?, ?)');
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query.run(req.body.parameter, req.body.val, function(err) {
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query.finalize();
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db.close();
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if (err) {
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console.log({runErr:err});
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res.json({status:"error", message:err, query:query});
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} else {
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res.redirect("/#/setup");
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exec('/etc/init.d/loggers stop', function(error, stdout, stderr){
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if (error){
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console.log({status:"error", message:error, query:query});
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}
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setTimeout(function(){
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exec('/etc/init.d/loggers start', function(error, stdout, stderr){
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if (error){
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console.log({status:"error", message:error, query:query});
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}
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});
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},5000);
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});
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}
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});
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});
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};
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