From 7bb8d39a06e232d85b8a469ecb6e41963f56bb77 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@madoka.volgo-balt.ru>
Date: Mon, 27 Dec 2010 15:09:30 +0300
Subject: [PATCH] add sanity checks for mbstring, json, postgresql and mysql
 functions, safe mode and open_basedir (refs #281)

---
 sanity_check.php | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/sanity_check.php b/sanity_check.php
index b20c57d9e..a33b7c19e 100644
--- a/sanity_check.php
+++ b/sanity_check.php
@@ -110,6 +110,34 @@
 		$err_msg = "config: your ICONS_DIR (" . ICONS_DIR . ") is not writable.\n";
 	}
 
+	if (ini_get("open_basedir")) {
+		$err_msg = "php.ini: open_basedir is not supported.";
+	}
+
+	if (!ini_get("allow_url_fopen")) {
+		$err_msg = "php.ini: allow_url_fopen is required.";
+	}
+
+	if (!function_exists("json_encode")) {
+		$err_msg = "PHP: json functions not found.";
+	}
+
+	if (DB_TYPE == "mysql" && !function_exists("mysql_connect")) {
+		$err_msg = "PHP: MySQL functions not found.";
+	}
+
+	if (DB_TYPE == "pgsql" && !function_exists("pg_connect")) {
+		$err_msg = "PHP: PostgreSQL functions not found.";
+	}
+
+	if (!function_exists("mb_strlen")) {
+		$err_msg = "PHP: mbstring functions not found.";
+	}
+
+	if (ini_get("safe_mode")) {
+		$err_msg = "php.ini: Safe mode is not supported. If you wish to continue, remove this test from sanity_check.php and proceeed at your own risk. Please note that your bug reports will not be accepted or reviewed.";
+	}
+
 	if ($err_msg) {
 		print "<b>Fatal Error</b>: $err_msg\n";
 		exit;