Subversion Repositories oidplus

/*

 * OIDplus 2.0

 * Copyright 2019 - 2021 Daniel Marschall, ViaThinkSoft

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *     http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

// DEFAULT_LANGUAGE will be set by setup.js.php

// language_messages will be set by setup.js.php

// language_tblprefix will be set by setup.js.php

// TODO: Put these settings in a "setup configuration file" (hardcoded)

min_password_length = 10; // see also plugins/viathinksoft/publicPages/092_forgot_password_admin/script.js

password_salt_length = 10;

bcrypt_rounds = 10;

function btoa(bin) {

        var tableStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";

        var table = tableStr.split("");

        for (var i = 0, j = 0, len = bin.length / 3, base64 = []; i < len; ++i) {

                var a = bin.charCodeAt(j++), b = bin.charCodeAt(j++), c = bin.charCodeAt(j++);

                if ((a | b | c) > 255) throw new Error(_L('String contains an invalid character'));

                base64[base64.length] = table[a >> 2] + table[((a << 4) & 63) | (b >> 4)] +

                                       (isNaN(b) ? "=" : table[((b << 2) & 63) | (c >> 6)]) +

                                       (isNaN(b + c) ? "=" : table[c & 63]);

        }

        return base64.join("");

};

function hexToBase64(str) {

        return btoa(String.fromCharCode.apply(null,

                    str.replace(/\r|\n/g, "").replace(/([\da-fA-F]{2}) ?/g, "0x$1 ").replace(/ +$/, "").split(" ")));

}

function _b64EncodeUnicode(str) {

        if (str == "") {

                return "''";

        } else {

                return "base64_decode('"+b64EncodeUnicode(str)+"')";

        }

}

function b64EncodeUnicode(str) {

        // first we use encodeURIComponent to get percent-encoded UTF-8,

        // then we convert the percent encodings into raw bytes which

        // can be fed into btoa.

        return btoa(encodeURIComponent(str).replace(/%([0-9A-F]{2})/g,

        function toSolidBytes(match, p1) {

                return String.fromCharCode('0x' + p1);

        }));

}

function generateRandomString(length) {

        var charset = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789",

        retVal = "";

        for (var i = 0, n = charset.length; i < length; ++i) {

                retVal += charset.charAt(Math.floor(Math.random() * n));

        }

        return retVal;

}

String.prototype.replaceAll = function(search, replacement) {

        var target = this;

        return target.replace(new RegExp(search, 'g'), replacement);

};

function adminGeneratePassword(password) {

        var salt = generateRandomString(password_salt_length);

        return salt+'$'+hexToBase64(sha3_512(salt+password));

}

var bCryptWorker = null;

var g_prevBcryptPw = null;

var g_last_admPwdHash = null;

var g_last_pwComment = null;

function rebuild() {

        var pw = $("#admin_password")[0].value;

        if (pw != g_prevBcryptPw) {

                // sync call to calculate SHA3

                var admPwdHash = adminGeneratePassword(pw);

                var pwComment = 'salted, base64 encoded SHA3-512 hash';

                doRebuild(admPwdHash, pwComment);

                // "async" call to calculate bcrypt (via web-worker)

                if (bCryptWorker != null) {

                        g_prevBcryptPw = null;

                        bCryptWorker.terminate();

                }

                bCryptWorker = new Worker('../bcrypt_worker.js');

                bCryptWorker.postMessage([pw, bcrypt_rounds]);

                bCryptWorker.onmessage = function (event) {

                        var admPwdHash = event.data;

                        var pwComment = 'bcrypt encoded hash';

                        doRebuild(admPwdHash, pwComment);

                        g_prevBcryptPw = pw;

                };

        } else {

                doRebuild(g_last_admPwdHash, g_last_pwComment);

        }

}

function doRebuild(admPwdHash, pwComment) {

        g_last_admPwdHash = admPwdHash;

        g_last_pwComment = pwComment;

        var error = false;

        if ($("#config")[0] == null) return;

        // Check 1: Has the password the correct length?

        if ($("#admin_password")[0].value.length < min_password_length)

        {

                $("#password_warn")[0].innerHTML = '<font color="red">'+_L('Password must be at least %1 characters long',min_password_length)+'</font>';

                $("#config")[0].innerHTML = '<b>&lt?php</b><br><br><i>// ERROR: Password must be at least '+min_password_length+' characters long</i>'; // do not translate

                error = true;

        } else {

                $("#password_warn")[0].innerHTML = '';

        }

        // Check 2: Do the passwords match?

        if ($("#admin_password")[0].value != $("#admin_password2")[0].value) {

                $("#password_warn2")[0].innerHTML = '<font color="red">'+_L('The passwords do not match!')+'</font>';

                error = true;

        } else {

                $("#password_warn2")[0].innerHTML = '';

        }

        // Check 3: Ask the database or captcha plugins for verification of their data

        for (var i = 0; i < rebuild_callbacks.length; i++) {

                var f = rebuild_callbacks[i];

                if (!f()) {

                        error = true;

                }

        }

        // Continue

        if (!error)

        {

                var e = $("#db_plugin")[0];

                var strDatabasePlugin = e.options[e.selectedIndex].value;

                var e = $("#captcha_plugin")[0];

                var strCaptchaPlugin = e.options[e.selectedIndex].value;

                $("#config")[0].innerHTML = '<b>&lt?php</b><br><br>' +

                        '<i>// To renew this file, please run setup/ in your browser.</i><br>' + // do not translate

                        '<i>// If you don\'t want to run setup again, you can also change most of the settings directly in this file.</i><br>' + // do not translate

                        '<br>' +

                        'OIDplus::baseConfig()->setValue(\'CONFIG_VERSION\',    2.1);<br>' +

                        '<br>' +

                        // Passwords are Base64 encoded to avoid that passwords can be read upon first sight,

                        // e.g. if collegues are looking over your shoulder while you accidently open (and quickly close) userdata/baseconfig/config.inc.php

                        'OIDplus::baseConfig()->setValue(\'ADMIN_PASSWORD\',    \'' + admPwdHash + '\'); // '+pwComment+'<br>' +

                        '<br>' +

                        'OIDplus::baseConfig()->setValue(\'DATABASE_PLUGIN\',   \''+strDatabasePlugin+'\');<br>';

                for (var i = 0; i < rebuild_config_callbacks.length; i++) {

                        var f = rebuild_config_callbacks[i];

                        var cont = f();

                        if (cont) {

                                $("#config")[0].innerHTML = $("#config")[0].innerHTML + cont;

                        }

                }

                $("#config")[0].innerHTML = $("#config")[0].innerHTML +

                        '<br>' +

                        'OIDplus::baseConfig()->setValue(\'TABLENAME_PREFIX\',  \''+$("#tablename_prefix")[0].value+'\');<br>' +

                        '<br>' +

                        'OIDplus::baseConfig()->setValue(\'SERVER_SECRET\',     \''+generateRandomString(32)+'\');<br>' +

                        '<br>' +

                        'OIDplus::baseConfig()->setValue(\'CAPTCHA_PLUGIN\',    \''+strCaptchaPlugin+'\');<br>';

                for (var i = 0; i < captcha_rebuild_config_callbacks.length; i++) {

                        var f = captcha_rebuild_config_callbacks[i];

                        var cont = f();

                        if (cont) {

                                $("#config")[0].innerHTML = $("#config")[0].innerHTML + cont;

                        }

                }

                $("#config")[0].innerHTML = $("#config")[0].innerHTML +

                        '<br>' +

                        'OIDplus::baseConfig()->setValue(\'ENFORCE_SSL\',       '+$("#enforce_ssl")[0].value+');<br>';

                $("#config")[0].innerHTML = $("#config")[0].innerHTML.replaceAll(' ', ' ');

        }

        // In case something is not good, do not allow the user to continue with the other configuration steps:

        if (error) {

                $("#step2")[0].style.display = "None";

                $("#step3")[0].style.display = "None";

                $("#step4")[0].style.display = "None";

        } else {

                $("#step2")[0].style.display = "Block";

                $("#step3")[0].style.display = "Block";

                $("#step4")[0].style.display = "Block";

        }

}

function RemoveLastDirectoryPartOf(the_url) {

        var the_arr = the_url.split('/');

        if (the_arr.pop() == '') the_arr.pop();

        return( the_arr.join('/') );

}

function checkAccess(dir) {

        if (!dir.toLowerCase().startsWith('https:') && !dir.toLowerCase().startsWith('http:')) {

                var url = '../' + dir;

                var visibleUrl = RemoveLastDirectoryPartOf(window.location.href) + '/' + dir; // xhr.responseURL not available in IE

        } else {

                var url = dir;

                var visibleUrl = dir; // xhr.responseURL not available in IE

        }

        var xhr = new XMLHttpRequest();

        xhr.onreadystatechange = function() {

                if (xhr.readyState === 4) {

                        if (xhr.status === 200) {

                                $("#systemCheckCaption")[0].style.display = 'block';

                                // TODO: At my Ubuntu VM, after fixing an issue with Apache2, the messages still appeared. I had to click the links and press F5 for each one

                                //       THERE MUST BE NO CACHE!!!

                                $("#dirAccessWarning")[0].innerHTML = $("#dirAccessWarning")[0].innerHTML + _L('Attention: The following directory is world-readable: %1 ! You need to configure your web server to restrict access to this directory! (For Apache see <i>.htaccess</i>, for Microsoft IIS see <i>web.config</i>, for Nginx see <i>nginx.conf</i>).','<a target="_blank" href="'+url+'">'+visibleUrl+'</a>') + '<br>';

                        }

                }

        };

        xhr.open('GET', url);

        xhr.send();

}

function dbplugin_changed() {

        var e = $("#db_plugin")[0];

        var strDatabasePlugin = e.options[e.selectedIndex].value;

        for (var i = 0; i < plugin_combobox_change_callbacks.length; i++) {

                var f = plugin_combobox_change_callbacks[i];

                f(strDatabasePlugin);

        }

        rebuild();

}

function captchaplugin_changed() {

        var e = $("#captcha_plugin")[0];

        var strCaptchaPlugin = e.options[e.selectedIndex].value;

        for (var i = 0; i < captcha_plugin_combobox_change_callbacks.length; i++) {

                var f = captcha_plugin_combobox_change_callbacks[i];

                f(strCaptchaPlugin);

        }

        rebuild();

}

function performAccessCheck() {

        $("#dirAccessWarning")[0].innerHTML = "";

        checkAccess("userdata/index.html");

        checkAccess("res/ATTENTION.TXT");

        checkAccess("dev/index.html");

        checkAccess("includes/index.html");

        checkAccess("setup/includes/index.html");

        //checkAccess("plugins/viathinksoft/publicPages/100_whois/whois/cli/index.html");

        if (window.location.href.toLowerCase().startsWith('https://')) {

                $("#enforce_ssl").val('OIDplus::ENFORCE_SSL_YES'); // enforce SSL (because we are already SSL)

        } else {

                // Do a SSL detection now.

                // This is important because on XAMPP the SSL cert is invalid (self signed) and the user might

                // be very confused if the PHP detection (OIDplus::ENFORCE_SSL_AUTO) notices the open 443 port and redirects the user to a

                // big warning page of the browser!

                var xhr = new XMLHttpRequest();

                xhr.onreadystatechange = function() {

                        if (xhr.readyState === 4) {

                                if (xhr.status === 200) {

                                        $("#enforce_ssl").val('OIDplus::ENFORCE_SSL_YES'); // enforce SSL (we checked that it loads correctly)

                                } else {

                                        console.log("JS SSL detection result: "+xhr.status);

                                        $("#enforce_ssl").val('OIDplus::ENFORCE_SSL_NO'); // disable SSL (because it failed, e.g. because of invalid cert or closed port)

                                }

                        }

                };

                var https_url = window.location.href.replace(/^http:/i, "https:");

                xhr.open('GET', https_url);

                xhr.send();

        }

}

function setupOnLoad() {

        rebuild();

        dbplugin_changed();

        captchaplugin_changed();

        performAccessCheck();

}

function getCookie(cname) {

        // Source: https://www.w3schools.com/js/js_cookies.asp

        var name = cname + "=";

        var decodedCookie = decodeURIComponent(document.cookie);

        var ca = decodedCookie.split(';');

        for(var i = 0; i <ca.length; i++) {

                var c = ca[i];

                while (c.charAt(0) == ' ') {

                        c = c.substring(1);

                }

                if (c.indexOf(name) == 0) {

                        return c.substring(name.length, c.length);

                }

        }

        return undefined;

}

function getCurrentLang() {

        // Note: If the argument "?lang=" is used, PHP will automatically set a Cookie, so it is OK when we only check for the cookie

        var lang = getCookie('LANGUAGE');

        return (typeof lang != "undefined") ? lang : DEFAULT_LANGUAGE;

}

function _L() {

        var args = Array.prototype.slice.call(arguments);

        var str = args.shift().trim();

        var tmp = "";

        if (typeof language_messages[getCurrentLang()] == "undefined") {

                tmp = str;

        } else {

                var msg = language_messages[getCurrentLang()][str];

                if (typeof msg != "undefined") {

                        tmp = msg;

                } else {

                        tmp = str;

                }

        }

        tmp = tmp.replace('###', language_tblprefix);

        var n = 1;

        while (args.length > 0) {

                var val = args.shift();

                tmp = tmp.replace("%"+n, val);

                n++;

        }

        tmp = tmp.replace("%%", "%");

        return tmp;

}

window.onload = setupOnLoad;