epub-full-text-search/dist/lib/WebService.js

Sample Application

'use strict';

var _express = require('express');

var _express2 = _interopRequireDefault(_express);

var _bodyParser = require('body-parser');

var _bodyParser2 = _interopRequireDefault(_bodyParser);

var _cors = require('cors');

var _cors2 = _interopRequireDefault(_cors);

var _async = require('async');

var _async2 = _interopRequireDefault(_async);

var _Search = require('./Rest-API/Search');

var _Search2 = _interopRequireDefault(_Search);

var _Matcher = require('./Rest-API/Matcher');

var _Matcher2 = _interopRequireDefault(_Matcher);

var _AddToIndex = require('./Rest-API/AddToIndex');

var _AddToIndex2 = _interopRequireDefault(_AddToIndex);

var _DeleteFromIndex = require('./Rest-API/DeleteFromIndex');

var _DeleteFromIndex2 = _interopRequireDefault(_DeleteFromIndex);

var _Logger = require('./Logger');

var _Logger2 = _interopRequireDefault(_Logger);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

var WebService = {}; // impl restart 
// logging request 


WebService.app = (0, _express2.default)();
// Have a look here to config cors for indivudal routes
// https://www.npmjs.com/package/cors
WebService.app.use((0, _cors2.default)());
WebService.app.use(_bodyParser2.default.urlencoded({ extended: true }));
WebService.app.use(_bodyParser2.default.json());

// routes
WebService.app.get('/search', _Search2.default);
WebService.app.get('/matcher', _Matcher2.default);
WebService.app.get('/addToIndex', _AddToIndex2.default); // POST or GET???
WebService.app.get('/deleteFromIndex', _DeleteFromIndex2.default); // POST or GET???

function terminator(sig) {
    if (typeof sig === "string") {
        _Logger2.default.log('info', '%s: Received %s - terminating service ...', Date(Date.now()), sig);
        process.exit(1);
    }
    _Logger2.default.log('info', '%s: EPUB search stopped.', Date(Date.now()));
}

WebService.setup = function (callback) {

    // WebService.ipaddress = process.env.IP;
    WebService.port = process.env.PORT || 8085;

    process.on('exit', function () {
        terminator();
    });

    process.on('SIGTERM', function () {
        terminator();
    });

    callback();
};

WebService.startupMessages = function (callback) {
    _Logger2.default.log('info', '');
    _Logger2.default.log('info', 'EPUB-search Copyright (c) 2015-2017 Lars Voigt');
    _Logger2.default.log('info', 'This program comes with ABSOLUTELY NO WARRANTY.');
    _Logger2.default.log('info', 'This is free software, and you are welcome to redistribute it under certain conditions.');
    _Logger2.default.log('info', 'For the full license, please visit: https://opensource.org/licenses/MIT \n');
    callback();
};

WebService.start = function (callback) {
    //  Start the app on the specific interface (and port).
    WebService.app.listen(WebService.port, WebService.ipaddress, function () {
        //TODO: logging
        _Logger2.default.log('info', '%s: EPUB search started on %s:%d ... \n', new Date(), WebService.ipaddress, WebService.port);
    }).on('error', function (e) {

        if (e.code == 'EADDRINUSE') {
            return callback('Cant start this Service -> Port is in use!!!');
        }
    });
    callback();
};

_async2.default.series([WebService.setup, WebService.startupMessages, WebService.start], function (err) {
    if (err) {
        _Logger2.default.log('error', 'Error during startup: ' + err);
        process.exit(1);
    }
});

module.exports = WebService.app;