Files
purple-explorer/scripts/update_explorer.js
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2022-05-01 15:00:34 -06:00
const { execSync } = require('child_process');
const fs = require('fs');
const mongoose = require('mongoose');
// exit function used to cleanup before finishing script
function exit(exitCode) {
// disconnect mongo connection
mongoose.disconnect();
// exit process
process.exit(exitCode);
}
var response;
// check if the .git directory exists
if (fs.existsSync('./.git')) {
// update to newest explorer source
console.log('Downloading newest explorer code.. Please wait..');
try {
response = execSync('git pull');
// split response string by new line
var splitResponse = (response == null ? '' : response.toString()).split('\n').filter(element => element);
// check if the response was a single line which indicates it was already up-to-date
if (splitResponse.length == 1) {
// explorer code was already up-to-date
console.log('Explorer code is already up-to-date');
} else {
console.log(response.toString().trim());
console.log('Explorer code successfully updated');
}
} catch(err) {
console.log('Error updating explorer code. Maybe git is not installed globally?');
}
} else {
console.log('WARNING: Explorer code not cloned from github and cannot be automatically updated!');
console.log('Skipping explorer code update');
}
// update npm modules to latest versions according to package.json rules
console.log('Updating out-of-date explorer packages.. Please wait..');
execSync('npm update');
// check for outdated packages
try {
execSync('npm outdated');
// all packages are up-to-date
console.log('All explorer packages are up-to-date');
} catch (err) {
console.log(`The following packages are still out-of-date:\n${err.stdout.toString().trim()}`);
}
// load database and settings files after being updated
const db = require('../lib/database');
const settings = require('../lib/settings');
var dbString = 'mongodb://' + settings.dbsettings.user;
dbString = dbString + ':' + settings.dbsettings.password;
dbString = dbString + '@' + settings.dbsettings.address;
dbString = dbString + ':' + settings.dbsettings.port;
dbString = dbString + '/' + settings.dbsettings.database;
// connect to mongo database
mongoose.connect(dbString, function(err) {
if (err) {
console.log('Error: Unable to connect to database: %s', dbString);
exit(999);
} else {
// initialize the database
db.initialize_data_startup(function() {
exit(0);
});
}
});