From 681197a265f1dd3873780fdcf0b5f1e8fa0150ab Mon Sep 17 00:00:00 2001
From: Bharat Mediratta <bharat@menalto.com>
Date: Tue, 20 Jan 2009 00:54:02 +0000
Subject: Web based installer.  It's still got some rough edges, but you can
 now do a complete CLI or web based install.

---
 installer/web.php | 105 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 105 insertions(+)
 create mode 100644 installer/web.php

(limited to 'installer/web.php')

diff --git a/installer/web.php b/installer/web.php
new file mode 100644
index 00000000..ddabcd19
--- /dev/null
+++ b/installer/web.php
@@ -0,0 +1,105 @@
+<?php defined("SYSPATH") or die("No direct script access.");
+/**
+ * Gallery - a web based photo album viewer and editor
+ * Copyright (C) 2000-2008 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()) {
+  $content = render("pages/success.html.php");
+} else {
+  switch ($_GET["step"]) {
+  default:
+  case "welcome":
+    $errors = check_environment();
+    if ($errors) {
+      $content = render("pages/environment_errors.html.php", array("errors" => $errors));
+    } else {
+      $content = render("pages/get_db_info.html.php");
+    }
+    break;
+
+  case "save_db_info":
+    $config = array("host" => $_POST["dbhost"],
+                    "user" => $_POST["dbuser"],
+                    "password" => $_POST["dbpass"],
+                    "dbname" => $_POST["dbname"],
+                    "prefix" => "",
+                    "type" => function_exists("mysqli_init") ? "mysqli" : "mysql");
+
+    if (!installer::connect($config)) {
+      $content = render("pages/invalid_db_info.html.php");
+    } else if (!installer::select_db($config)) {
+      $content = render("pages/missing_db.html.php");
+    } else if (!installer::db_empty($config)) {
+      $content = render("pages/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()) {
+      $content = oops("Failed to create tables in your database:" . mysql_error());
+    } else if (!installer::create_database_config($config)) {
+      $content = oops("Couldn't create var/database.php");
+    } else {
+      list ($user, $password) = installer::create_admin($config);
+      $content = render("pages/success.html.php", array("user" => $user, "password" => $password));
+    }
+    break;
+  }
+}
+
+include("install.html.php");
+
+function render($page, $args=array()) {
+  ob_start();
+  extract($args);
+  include($page);
+  return ob_get_clean();
+}
+
+function oops($error) {
+  return render("pages/oops.html.php", array("error" => $error));
+}
+
+function check_environment() {
+  if (version_compare(PHP_VERSION, "5.2", "<")) {
+    $errors[] = "Gallery 3 requires PHP 5.2 or newer, current version: " . PHP_VERSION;
+  }
+
+  if (!function_exists("mysql_query") && !function_exists("mysqli_init")) {
+    $errors[] = "Gallery 3 requires a MySQL database, but PHP doesn't have either the the <a href=\"http://php.net/mysql\">MySQL</a> or the  <a href=\"http://php.net/mysqli\">MySQLi</a> extension.";
+  }
+
+  if (!@preg_match("/^.$/u", utf8_encode("\xF1"))) {
+    $errors[] = "PHP is missing <a href=\"http://php.net/pcre\">Perl-Compatible Regular Expression</a> support.";
+  }
+
+  if (!(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.";
+  }
+
+  return $errors;
+}
-- 
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