Initial commit

public/install/css/install.css

@@ -0,0 +1,169 @@
+body > .content {
+    padding-left: 0 !important;
+}
+
+.license-field {
+	width: 100%;
+}
+
+.point-lbl {
+	cursor: pointer;
+}
+
+.subpanel {
+	text-align: left ;
+}
+
+.install-body {
+	padding-top: 30px;
+}
+.btn-panel {
+	margin-top: 20px;
+}
+.panel-title {
+	text-align: center;
+	margin-left: 16.6667%;
+}
+
+.devices {
+	width: 50%;
+	height: 50%;
+}
+
+.panel-body {
+	min-height: 400px;
+}
+
+.panel-body .panel-body {
+	min-height: 50px;
+}
+
+.host-name-c {
+	width: 65%;
+	float: left;
+}
+
+.port-c {
+	width: 30%;
+	float: right;
+}
+
+.label-description {
+	line-height: 24px;
+	height: 33px;
+	display: table-cell;
+	vertical-align: middle;
+	padding: 14px 0 5px;
+}
+.semicolon-sign-c {
+	text-align: center;
+	width: 4%;
+	float: left;
+}
+
+.semicolon-sign {
+	margin-top: 5px;
+}
+
+.version {
+	font-size: 90%;
+	color: #999;
+}
+
+.cron-help {
+	margin-top: 40px;
+	color: var(--state-danger-text);
+    max-width: 800px;
+    margin-left: auto;
+    margin-right: auto;
+}
+
+.cron-help pre {
+	margin-top: 15px;
+    padding-top: 15px;
+    padding-bottom: 0;
+    text-align: left;
+}
+
+.cron-help p {
+	color: var(--text-color);
+}
+
+.table {
+  border-bottom: 1px solid var(--default-border-color);
+}
+
+.setup-confirmation {
+	padding: 8px;
+}
+
+.setup-confirmation .table > thead > tr > th, .setup-confirmation table td:first-child {
+	padding-left: 3%;
+}
+.setup-confirmation .cell-website {
+	margin-right: 10px;
+}
+
+.space {
+    padding: 14px;
+}
+
+span.remark {
+	color: #a94442;
+	font-weight: 600;
+}
+
+span.ok {
+	color: #87c956;
+}
+
+.more-information {
+	line-height: 1.5;
+	margin-top: 40px;
+	text-align: left;
+}
+
+.likes {
+    margin: 20px 0;
+    padding: 10px;
+    text-align: center;
+    color: var(--state-success-text);
+    font-weight: 600;
+}
+
+.likes p {
+	font-size: var(--15px);
+}
+
+.main-header.panel-heading {
+    background-color: var(--navbar-inverse-bg) !important;
+    padding: 0 2px;
+    border-bottom-width: 0;
+}
+
+header.step-header {
+    padding: 10px 14px;
+}
+
+header.step-header h4 {
+    margin-top: 0;
+}
+
+.panel .modal-footer {
+    background-color: transparent;
+
+    border-bottom-left-radius: var(--panel-border-radius);
+    border-bottom-right-radius: var(--panel-border-radius);
+
+    padding-bottom: 14px;
+}
+
+#license-agree {
+    margin-right: 5px;
+    margin-top: -1px;
+}
+
+#msg-box.alert {
+    min-width: 100% !important;
+    border-radius: var(--border-radius) !important;
+}

public/install/index.php

@@ -0,0 +1,32 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2025 EspoCRM, Inc.
+ * Website: https://www.espocrm.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The interactive user interfaces in modified source and object code versions
+ * of this program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU Affero General Public License version 3.
+ *
+ * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
+ * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
+ ************************************************************************/
+
+require_once('../../bootstrap.php');
+
+require_once('install/entry.php');

public/install/js/install.js

@@ -0,0 +1,735 @@
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2025 EspoCRM, Inc.
+ * Website: https://www.espocrm.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The interactive user interfaces in modified source and object code versions
+ * of this program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU Affero General Public License version 3.
+ *
+ * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
+ * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
+ ************************************************************************/
+
+var InstallScript = function(opt) {
+	this.reChecking = false;
+
+	if (typeof(opt.action) !== 'undefined') {
+		var action = opt.action;
+		this.action = action;
+		this[action]();
+	}
+
+	if (typeof(opt.langs) !== 'undefined') {
+		this.langs = opt.langs;
+	}
+
+	if (typeof(opt.modRewriteUrl) !== 'undefined') {
+		this.modRewriteUrl = opt.modRewriteUrl;
+	}
+
+	if (typeof(opt.apiPath) !== 'undefined') {
+		this.apiPath = opt.apiPath.substr(1) + '/';
+	}
+
+	if (typeof(opt.serverType) !== 'undefined') {
+		this.serverType = opt.serverType;
+	}
+
+	if (typeof(opt.OS) !== 'undefined') {
+		this.OS = opt.OS;
+	}
+
+	this.connSett = {};
+	this.userSett = {};
+	this.systemSettings = {};
+	this.emailSettings = {};
+	this.checkActions = [
+		{
+			'action': 'checkPermission',
+			'break': true
+		},
+		{
+			'action': 'saveSettings',
+			'break': true
+		},
+        {
+            'action': 'checkModRewrite',
+            'break': true
+        },
+		{
+			'action': 'buildDatabase',
+			'break': true
+		}
+
+	];
+	this.checkIndex = 0;
+	this.checkError = false;
+
+    this.initSanitizeHtml();
+}
+
+InstallScript.prototype.main = function() {
+	var self = this;
+	var nextAction = 'step1';
+
+	$("#start").click(function(){
+		$(this).attr('disabled', 'disabled');
+		self.goTo(nextAction);
+	});
+
+	$('[name="user-lang"]').change(() => {
+		this.goTo(self.action);
+	});
+
+	$('[name="theme"]').change(() => {
+		this.goTo(self.action);
+	});
+}
+
+InstallScript.prototype.step1 = function() {
+	var self = this;
+	var backAction = 'main';
+	var nextAction = 'step2';
+
+	$('#back').click(function(){
+		$(this).attr('disabled', 'disabled');
+		self.goTo(backAction);
+	})
+
+	$("#next").click(function(){
+		$(this).attr('disabled', 'disabled');
+		var licenseAgree = $('#license-agree');
+
+		if (licenseAgree.length > 0 && !licenseAgree.is(':checked')) {
+			$(this).removeAttr('disabled');
+			self.showMsg({msg: self.getLang('You must agree to the license agreement', 'messages'), error: true});
+		}
+		else {
+			self.goTo(nextAction);
+		}
+	})
+}
+
+InstallScript.prototype.step2 = function() {
+	var self = this;
+	var backAction = 'step1';
+	var nextAction = 'setupConfirmation';
+
+	$('#back').click(function(){
+		$(this).attr('disabled', 'disabled');
+		self.goTo(backAction);
+	})
+
+	$('#test-connection, #next').click(function(){
+		$(this).attr('disabled', 'disabled');
+		self.setConnSett();
+		if (!self.validate()) {
+			$(this).removeAttr('disabled');
+			return;
+		}
+		self.showLoading();
+
+		var btn = $(this);
+		self.checkSett({
+			success: function(data) {
+				if (data.success) {
+					if (btn.attr('id') == 'next') self.goTo(nextAction);
+					else self.showMsg({msg: self.getLang('All Settings correct', 'messages')});
+				}
+				else {
+					$('#next').removeAttr('disabled');
+				}
+				$('#test-connection').removeAttr('disabled');
+				self.hideLoading();
+			}, // success END
+			error: function() {
+				$('#next').removeAttr('disabled');
+				$('#test-connection').removeAttr('disabled');
+				self.hideLoading();
+			}, // error END
+
+		}) // checkSett END
+
+	})
+}
+
+InstallScript.prototype.setupConfirmation = function() {
+    const self = this;
+    const backAction = 'step2';
+
+    $('#back').click(function(){
+
+		$(this).attr('disabled', 'disabled');
+		self.goTo(backAction);
+	})
+
+	$("#next").click(function(){
+		$(this).attr('disabled', 'disabled');
+		self.showLoading();
+		self.actionsChecking();
+	})
+}
+
+InstallScript.prototype.step3 = function() {
+    const self = this;
+    const backAction = '';
+    const nextAction = 'step4';
+
+    $('input[name="user-name"]').blur(function(){
+        let value = $(this).val();
+        value = value.replace(/[^a-z0-9_\s]/gi, '').replace(/[\s]/g, '_').toLowerCase();
+		$(this).val(value);
+	})
+
+	$('#back').click(function(){
+		$(this).attr('disabled', 'disabled');
+		self.goTo(backAction);
+	})
+
+	$("#next").click(function(){
+		$(this).attr('disabled', 'disabled');
+		self.setUserSett();
+		if (!self.validate()) {
+			$(this).removeAttr('disabled');
+			return;
+		}
+
+		self.checkPass({
+			success: function(){
+                const data = self.userSett;
+
+                data['user-name'] = self.userSett.name;
+				data['user-pass'] = self.userSett.pass;
+
+				data.action = 'createUser';
+				$.ajax({
+					url: "index.php",
+					type: "POST",
+					data: data,
+					dataType: 'json',
+				})
+				.done(function(ajaxData){
+					if (typeof(ajaxData) != 'undefined' && ajaxData.success) {
+						self.goTo(nextAction);
+					} else {
+						$("#next").removeAttr('disabled');
+						self.showMsg({msg: self.getLang(ajaxData.errorMsg, 'messages'), error: true});
+					}
+				})
+			},
+			error: function(msg) {
+				$("#next").removeAttr('disabled');
+				self.showMsg({msg: self.getLang(msg, 'messages'), error: true});
+			}
+		});
+	})
+}
+
+InstallScript.prototype.step4 = function() {
+    const self = this;
+    const backAction = 'step3';
+    const nextAction = 'finish';
+
+    $('#back').click(function(){
+		$(this).attr('disabled', 'disabled');
+		self.goTo(backAction);
+	})
+
+	$("#next").click(function(){
+		$(this).attr('disabled', 'disabled');
+
+		self.setSystemSett();
+		if (!self.validate()) {
+			$(this).removeAttr('disabled');
+			return;
+		}
+
+        const data = self.systemSettings;
+
+        data.action = 'savePreferences';
+
+		$.ajax({
+			url: "index.php",
+			type: "POST",
+			data: data,
+			dataType: 'json',
+		})
+		.done(ajaxData => {
+			if (typeof(ajaxData) != 'undefined' && ajaxData.success) {
+				self.goTo(nextAction);
+			}
+		});
+	})
+}
+
+InstallScript.prototype.errors = function() {
+    const self = this;
+
+    this.reChecking = true;
+
+	$("#re-check").click(function () {
+		$(this).attr('disabled', 'disabled');
+
+		self.showLoading();
+		self.actionsChecking();
+	})
+}
+
+InstallScript.prototype.finish = function() {
+    const self = this;
+
+    $("#start").click(() => {
+		self.goToEspo();
+	})
+}
+
+InstallScript.prototype.setConnSett = function() {
+    this.connSett.dbPlatform = $('[name="db-platform"]').val();
+	this.connSett.dbName = $('[name="db-name"]').val();
+	this.connSett.hostName = $('[name="host-name"]').val();
+	this.connSett.dbUserName = $('[name="db-user-name"]').val();
+	this.connSett.dbUserPass = $('[name="db-user-password"]').val();
+	this.connSett.dbDriver = $('[name="db-driver"]').val();
+}
+
+InstallScript.prototype.setUserSett = function() {
+	this.userSett.name = $('[name="user-name"]').val();
+	this.userSett.pass = $('[name="user-pass"]').val();
+	this.userSett.confPass = $('[name="user-confirm-pass"]').val();
+}
+
+InstallScript.prototype.setSystemSett = function() {
+	this.systemSettings.dateFormat = $('[name="dateFormat"]').val();
+	this.systemSettings.timeFormat = $('[name="timeFormat"]').val();
+	this.systemSettings.timeZone = $('[name="timeZone"]').val();
+	this.systemSettings.weekStart = $('[name="weekStart"]').val();
+	this.systemSettings.defaultCurrency = $('[name="defaultCurrency"]').val();
+	this.systemSettings.thousandSeparator = $('[name="thousandSeparator"]').val();
+	this.systemSettings.decimalMark = $('[name="decimalMark"]').val();
+	this.systemSettings.language = $('[name="language"]').val();
+}
+
+InstallScript.prototype.checkSett = function(opt) {
+    const self = this;
+    this.hideMsg();
+
+    const data = this.connSett;
+    data.action = 'settingsTest';
+
+	$.ajax({
+		url: "index.php",
+		data: data,
+		type: "POST",
+		dataType: 'json',
+	})
+	.done(data => {
+		if (typeof(data.success) !== 'undefined' && data.success) {
+			data.success = true;
+		} else {
+            let msg = '';
+            const rowDelim = '<br>';
+
+            if (typeof(data.errors)) {
+                const errors = data.errors;
+
+                Object.keys(errors).forEach(function (errorName) {
+                    const errorData = errors[errorName];
+
+                    switch(errorName) {
+					    case 'phpRequires':
+                            const len = errorData.length;
+
+                            for (let index = 0; index < len; index++) {
+								let temp = self.getLang('The PHP extension was not found...', 'messages');
+
+								temp = temp.replace('{extName}', errorData[index]);
+
+								msg += temp + rowDelim;
+							}
+
+					        break;
+
+					    case 'modRewrite':
+					        msg += errorData + rowDelim;
+
+					        break;
+
+					    case 'dbConnect':
+                            let temp;
+
+					        if (typeof(errorData.errorCode) !== 'undefined') {
+								temp = self.getLang(errorData.errorCode, 'messages');
+
+								if (temp == errorData.errorCode && typeof(errorData.errorMsg) !== 'undefined') {
+                                    temp = errorData.errorMsg;
+                                }
+							}
+							else if (typeof(errorData.errorMsg) !== 'undefined') {
+								temp = errorData.errorMsg;
+							}
+
+							msg += temp + rowDelim;
+
+					        break;
+
+					    default:
+					        msg += self.getLang(errorName, 'messages').replace('{minVersion}', errorData) + rowDelim;
+					}
+
+				});
+			}
+
+			if (msg == '') {
+				msg = self.getLang('Some errors occurred!', 'messages');
+			}
+
+			self.showMsg({msg: msg, error: true});
+		}
+
+		opt.success(data);
+	})
+	.fail(() => {
+        const msg = self.getLang('Ajax failed', 'messages');
+        self.showMsg({msg: msg, error: true});
+		opt.error();
+	})
+}
+
+InstallScript.prototype.validate = function() {
+	this.hideMsg();
+
+    let valid = true;
+    let elem = null;
+    let fieldRequired = [];
+
+    switch (this.action) {
+		case 'step2':
+			fieldRequired = ['db-name', 'host-name', 'db-user-name', 'db-driver'];
+			break;
+
+		case 'step3':
+			fieldRequired = ['user-name', 'user-pass', 'user-confirm-pass'];
+			break;
+
+		case 'step4':
+			fieldRequired = ['decimalMark'];
+			break;
+	}
+
+    const len = fieldRequired.length;
+
+    for (let index = 0; index < len; index++) {
+		elem = $('[name="'+fieldRequired[index]+'"]').filter(':visible');
+		if (elem.length > 0) {
+			if (elem.val() == '') {
+				elem.parent().parent().addClass('has-error');
+				valid = false;
+			}
+			else {
+				elem.parent().parent().removeClass('has-error');
+			}
+		}
+	}
+
+	// decimal and group sep
+	$('[name="thousandSeparator"]').parent().parent().removeClass('has-error');
+
+	if (typeof(this.systemSettings.thousandSeparator) !== 'undefined'
+		&& typeof(this.systemSettings.decimalMark) !== 'undefined'
+		&& this.systemSettings.thousandSeparator == this.systemSettings.decimalMark
+		&& valid) {
+
+		$('[name="thousandSeparator"]').parent().parent().addClass('has-error');
+		$('[name="decimalMark"]').parent().parent().addClass('has-error');
+
+        const msg = this.getLang('Thousand Separator and Decimal Mark equal', 'messages');
+        this.showMsg({msg: msg, error: true});
+		valid = false;
+	}
+
+	return valid;
+}
+
+InstallScript.prototype.setForm = function(opt) {
+    const formId = opt.formId || 'nav';
+    const action = opt.action || 'main';
+
+    const actionField = $('<input>', {'name': 'action', 'value': action, 'type': 'hidden'});
+
+    $('#'+formId).append(actionField);
+	$('#'+formId).attr('method', 'POST');
+}
+
+InstallScript.prototype.goTo = function(action) {
+	this.setForm({action: action});
+	$('#nav').submit();
+}
+
+InstallScript.prototype.getLang = function(key, type) {
+	return (
+        typeof(this.langs) !== 'undefined' &&
+        typeof(this.langs[type]) !== 'undefined' &&
+        typeof(this.langs[type][key]) !== 'undefined'
+    ) ? this.langs[type][key] : key;
+}
+
+InstallScript.prototype.showMsg = function(opt) {
+	this.hideMsg();
+
+    let message = opt.msg || '';
+    const error = opt.error || false;
+
+    if (message) {
+        message = this.sanitizeHtml(message);
+
+        $('#msg-box').html(message);
+        $('#msg-box').removeClass('hide');
+        $('#msg-box').removeClass('alert-success');
+        $('#msg-box').removeClass('alert-danger');
+    }
+
+	if (error) {
+        $('#msg-box').addClass('alert-danger');
+    } else {
+        $('#msg-box').addClass('alert-success');
+    }
+}
+
+InstallScript.prototype.initSanitizeHtml = function() {
+    DOMPurify.addHook('afterSanitizeAttributes', function(node) {
+        if ('target' in node) {
+            node.setAttribute('target','_blank');
+        }
+    });
+}
+
+InstallScript.prototype.sanitizeHtml = function(html) {
+	return DOMPurify.sanitize(html);
+}
+
+InstallScript.prototype.hideMsg = function() {
+	$('#msg-box').html('');
+	$('#msg-box').addClass('hide');
+}
+
+InstallScript.prototype.showLoading = function() {
+    Espo.Ui.notifyWait();
+}
+
+InstallScript.prototype.hideLoading = function() {
+    Espo.Ui.notify(false);
+}
+
+InstallScript.prototype.checkPass = function(opt) {
+    const successHand = opt.success || (() => {});
+    const errorHand = opt.error || (() => {});
+
+    if (this.userSett.pass !== this.userSett.confPass) {
+		errorHand('Passwords do not match');
+
+		return;
+	}
+
+	successHand();
+}
+
+InstallScript.prototype.actionsChecking = function() {
+	this.checkIndex = 0;
+	this.checkErrors = [];
+
+	this.checkAction({
+		'success': true,
+	});
+}
+
+InstallScript.prototype.checkAction = function(dataMain) {
+	var self = this;
+	var data = {};
+
+	if (this.checkIndex === this.checkActions.length) {
+		self.callbackChecking(dataMain);
+		return;
+	}
+
+	var currIndex = this.checkIndex;
+	var checkAction = this.checkActions[currIndex].action;
+	this.checkIndex++;
+
+	if (checkAction === 'checkModRewrite') {
+		this.checkModRewrite();
+		return;
+	}
+	if (checkAction === 'saveSettings') {
+		data['user-name'] = this.userSett.name;
+		data['user-pass'] = this.userSett.pass;
+	}
+
+	data.action = checkAction;
+
+	$.ajax({
+		url: "index.php",
+		type: "POST",
+		data: data,
+		dataType: 'json',
+	})
+	.done(ajaxData => {
+		if (typeof(ajaxData) != 'undefined' && ajaxData.success) {
+
+			self.checkAction(ajaxData);
+		} else {
+			if (typeof(self.checkActions[currIndex]) != 'undefined'
+				&& typeof(self.checkActions[currIndex].break) != 'undefined'
+				&& self.checkActions[currIndex].break) {
+				// break next checking
+				self.callbackChecking(ajaxData);
+			}
+		}
+	})
+	.fail(ajaxData => {
+		if (
+            typeof(self.checkActions[currIndex]) != 'undefined'
+			&& typeof(self.checkActions[currIndex].break) != 'undefined'
+			&& self.checkActions[currIndex].break) {
+			// break next checking
+
+			ajaxData = {
+				'success': false,
+				'errorMsg': [self.getLang('Ajax failed', 'messages')]
+			}
+			self.callbackChecking(ajaxData);
+		}
+		else {
+			self.checkAction(ajaxData);
+		}
+	})
+}
+
+InstallScript.prototype.checkModRewrite = function() {
+	var self = this;
+	this.modRewriteUrl;
+
+    const urlAjax = '..' + this.modRewriteUrl;
+    var realJqXHR = $.ajax({
+		url: urlAjax,
+		type: "GET",
+	})
+	.always(function(data, textStatus, jqXHR){
+        let status = jqXHR.status || realJqXHR.status || 404;
+        status += '';
+
+		var data = {'success': 0};
+
+		if (status == '200' || status == '401') {
+			var data = {'success': 1};
+		}
+
+		self.callbackModRewrite(data);
+	})
+}
+
+InstallScript.prototype.callbackModRewrite = function(data) {
+	var ajaxData = {
+		'success': true,
+	}
+
+	if (typeof(data.success) != 'undefined' && data.success) {
+		this.checkAction(ajaxData);
+		return;
+	}
+
+	ajaxData.success = false;
+	ajaxData.errorMsg = this.getModRewriteErrorMessage();
+
+    const realCheckIndex = this.checkIndex - 1;
+
+    if (
+        typeof(this.checkActions[realCheckIndex]) != 'undefined' &&
+        typeof(this.checkActions[realCheckIndex].break) != 'undefined'
+    ) {
+		if (this.checkActions[realCheckIndex].break) {
+			// break next checking
+			this.callbackChecking(ajaxData);
+		} else {
+			this.checkAction(ajaxData);
+		}
+	}
+}
+
+InstallScript.prototype.callbackChecking = function(data) {
+	this.hideLoading();
+
+	if (typeof(data) != 'undefined' && data.success) {
+		this.goTo('step3');
+	} else {
+        let errorMsg = (typeof (data.errorMsg)) ? data.errorMsg : '';
+
+        errorMsg += (typeof(data.errorFixInstruction) != 'undefined')? data.errorFixInstruction : '';
+
+		if (this.reChecking) {
+			this.showMsg({msg: errorMsg, error: true});
+			$("#re-check").removeAttr('disabled');
+		} else {
+			this.setForm({action: 'errors'});
+			$('#nav').submit();
+		}
+	}
+}
+
+InstallScript.prototype.getEspoPath = function(onlyPath) {
+	onlyPath = typeof onlyPath !== 'undefined' ? onlyPath : false;
+
+    let location = window.location.href;
+
+    if (onlyPath) {
+		location = window.location.pathname;
+	}
+
+	location = location.replace(/install\/?/, '');
+
+	return location;
+}
+
+InstallScript.prototype.getModRewriteErrorMessage = function() {
+    let message = '';
+
+    if (typeof(this.langs) !== 'undefined') {
+		message = (typeof(this.langs['options']['modRewriteTitle'][this.serverType]) !== 'undefined') ?
+            this.langs['options']['modRewriteTitle'][this.serverType] :
+            this.langs['options']['modRewriteTitle']['default'];
+
+		message += (
+            typeof(this.langs['options']['modRewriteInstruction'][this.serverType]) !== 'undefined' &&
+            typeof(this.langs['options']['modRewriteInstruction'][this.serverType][this.OS]) !== 'undefined'
+        ) ? this.langs['options']['modRewriteInstruction'][this.serverType][this.OS] : '';
+
+		message = message
+            .replace("{ESPO_PATH}", this.getEspoPath(true))
+            .replace("{API_PATH}", this.apiPath).replace("{API_PATH}", this.apiPath);
+	}
+
+	return message;
+}
+
+InstallScript.prototype.goToEspo = function() {
+    const location = this.getEspoPath();
+
+    window.location.replace(location);
+}
+
+window.InstallScript = InstallScript;