152 lines
4.3 KiB
PHP
Executable file
152 lines
4.3 KiB
PHP
Executable file
<?php session_start();
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include "core.php";
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include "config.php";
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// fields
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$Username = "";
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$Password = "";
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$lastUsed = "";
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$Created = "";
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$ip = "";
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$userAgent = "";
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$Redirect = "";
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$AuthorizedCreation = 0;
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$AdminIsPrimary = 0;
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$firstUser = 0;
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$typeNum = 1;
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$numberOfComments = 0;
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if (isset($_REQUEST['redir'])) {
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$Redirect = htmlspecialchars($_REQUEST['redir']);
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}
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$Database = createTables($sqlDB);
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$DatabaseQuery = $Database->query('SELECT * FROM users');
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if (!checkIfAdminExists()) {
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$firstUser = 1;
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} else {
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if (!isset($_SESSION['username']) || !isset($_SESSION['password']) || !isset($_SESSION['type'])) {
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header('Location: login.php?redir=admin');
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die();
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} else if (htmlspecialchars($_SESSION['type']) != 2) { // not allowed
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header('Location: /');
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die();
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}
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$firstUser = 0;
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}
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$DatabaseQuery = $Database->query('SELECT * FROM users');
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while ($line = $DatabaseQuery->fetchArray()) {
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if ($line['username'] == htmlspecialchars($_SESSION['username']) && htmlspecialchars($_SESSION['username']) != "" && $line['password'] == htmlspecialchars($_SESSION['password']) && $line['usertype'] == htmlspecialchars($_SESSION['type'])) {
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$AuthorizedCreation = 1;
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$AdminIsPrimary = $line['primaryadmin'];
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break;
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}
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}
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// not authorized
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if ($AuthorizedCreation != 1 && $firstUser != 1) {
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header('Location: /');
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die();
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}
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// username must be specified
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if (isset($_REQUEST['username']) && htmlspecialchars($_REQUEST['username']) != "") {
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$Username = htmlspecialchars($_REQUEST['username']);
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} else {
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if ($Redirect == "admin") {
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header("Location: admin.php?action=create&e=username");
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} else if ($Redirect == "setup") {
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header("Location: setup.php?e=username");
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} else {
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header("Location: /");
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}
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die();
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}
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// password must be specified
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if (isset($_REQUEST['password']) && (htmlspecialchars($_REQUEST['password']) != "" && $firstUser == 1 || $firstUser != 1)) {
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$Password = generatePassword(htmlspecialchars($_REQUEST['password']));
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} else {
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if ($Redirect == "admin") {
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header("Location: admin.php?action=create&e=password");
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} else if ($Redirect == "setup") {
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header("Location: setup.php?e=password");
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} else {
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header("Location: /");
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}
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die();
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}
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// type must be specified
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if (isset($_REQUEST['type']) && htmlspecialchars($_REQUEST['type']) != "") {
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$Type = htmlspecialchars($_REQUEST['type']);
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} else {
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if ($Redirect == "admin") {
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header("Location: admin.php?action=create&e=type");
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} else if ($Redirect == "setup") {
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header("Location: setup.php?e=type");
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} else {
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header("Location: /");
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}
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die();
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}
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// only primary admins may create admin users
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if ($AdminIsPrimary != 1 && $firstUser != 1 && $Type == "Admin") {
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if ($Redirect == "admin") {
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header("Location: admin.php?action=create&e=denied");
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} else if ($Redirect == "setup") {
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header("Location: setup.php?e=denied");
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} else {
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header("Location: /");
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}
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die();
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}
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// check if a user by the same name already exists
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$DatabaseQuery = $Database->query('SELECT * FROM users');
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while ($line = $DatabaseQuery->fetchArray()) {
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if ($line['username'] == "$Username" && $Username != "" && $line['username'] != "") {
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if ($Redirect == "admin") {
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header("Location: admin.php?action=create&e=exists");
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} else if ($Redirect == "setup") {
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header("Location: setup.php?e=exists");
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} else {
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header("Location: /");
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}
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die();
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}
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}
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if ($storeAgent || $storeAgent == "true") $userAgent = getUserAgent();
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if ($storeCreated || $storeCreated == "true") $Created = date($dateFormat);
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if ($storeLastUsage || $storeLastUsage == "true") $lastUsed = date($dateFormat);
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if ($storeIP || $storeIP == "true") $ip = getIPAddress();
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if ($Type == "Admin") {
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$typeNum = 2;
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} else {
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$typeNum = 1;
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}
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$Key = hash('sha256', rand());
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$Database->exec("INSERT INTO users(username, password, usertype, primaryadmin, numberofcomments, lastused, created, ip, useragent, key) VALUES('$Username', '$Password', '$typeNum', '$firstUser', '$numberOfComments', '$lastUsed', '$Created', '$ip', '$userAgent', '$Key')");
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if ($Redirect == "admin") {
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header("Location: admin.php?action=users");
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} else {
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header("Location: /");
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}
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?>
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