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<?php defined("SYSPATH") or die("No direct script access.");
/**
* Gallery - a web based photo album viewer and editor
* Copyright (C) 2000-2009 Bharat Mediratta
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
*/
if (installer::already_installed()) {
$content = render("success.html.php");
} else {
switch (@$_GET["step"]) {
default:
case "welcome":
$errors = check_environment();
if ($errors) {
$content = render("environment_errors.html.php", array("errors" => $errors));
} else {
$content = render("get_db_info.html.php");
}
break;
case "save_db_info":
$config = array("host" => $_POST["dbhost"],
"user" => $_POST["dbuser"],
"password" => $_POST["dbpass"],
"dbname" => $_POST["dbname"],
"prefix" => $_POST["prefix"],
"type" => function_exists("mysqli_set_charset") ? "mysqli" : "mysql");
if (!installer::connect($config)) {
$content = render("invalid_db_info.html.php");
} else if (!installer::select_db($config)) {
$content = render("missing_db.html.php");
} else if (!installer::db_empty($config)) {
$content = render("db_not_empty.html.php");
} else if (!installer::unpack_var()) {
$content = oops("Unable to create files inside the <code>var</code> directory");
} else if (!installer::unpack_sql($config)) {
$content = oops("Failed to create tables in your database:" . mysql_error());
} else if (!installer::create_database_config($config)) {
$content = oops("Couldn't create var/database.php");
} else {
try {
list ($user, $password) = installer::create_admin($config);
installer::create_admin_session($config);
$content = render("success.html.php", array("user" => $user, "password" => $password));
installer::create_private_key($config);
} catch (Exception $e) {
$content = oops($e->getMessage());
}
}
break;
}
}
include("views/install.html.php");
function render($view, $args=array()) {
ob_start();
extract($args);
include(DOCROOT . "installer/views/" . $view);
return ob_get_clean();
}
function oops($error) {
return render("oops.html.php", array("error" => $error));
}
function check_environment() {
if (!function_exists("mysql_query") && !function_exists("mysqli_set_charset")) {
$errors[] = "Gallery 3 requires a MySQL database, but PHP doesn't have either the the <a href=\"http://php.net/mysql\">MySQL</a> or the <a href=\"http://php.net/mysqli\">MySQLi</a> extension.";
}
if (!@preg_match("/^.$/u", utf8_encode("\xF1"))) {
$errors[] = "PHP is missing <a href=\"http://php.net/pcre\">Perl-Compatible Regular Expression</a> support.";
}
if (!(function_exists("spl_autoload_register"))) {
$errors[] = "PHP is missing <a href=\"http://php.net/spl\">Standard PHP Library (SPL)</a> support";
}
if (!(class_exists("ReflectionClass"))) {
$errors[] = "PHP is missing <a href=\"http://php.net/reflection\">reflection</a> support";
}
if (!(function_exists("filter_list"))) {
$errors[] = "PHP is missing the <a href=\"http://php.net/filter\">filter extension</a>";
}
if (!(extension_loaded("iconv"))) {
$errors[] = "PHP is missing the <a href=\"http://php.net/iconv\">iconv extension</a>";
}
if (extension_loaded("mbstring") && (ini_get("mbstring.func_overload") & MB_OVERLOAD_STRING)) {
$errors[] = "The <a href=\"http://php.net/mbstring\">mbstring extension</a> is overloading PHP's native string functions. Please disable it.";
}
if (!function_exists("json_encode")) {
$errors[] = "PHP is missing the <a href=\"http://php.net/manual/en/book.json.php\">JavaScript Object Notation (JSON) extension</a>. Please install it.";
}
return @$errors;
}
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