From 6ac82bc6b72e94466787e291e15968f15f33089d Mon Sep 17 00:00:00 2001
From: Bharat Mediratta <bharat@menalto.com>
Date: Thu, 16 Dec 2010 11:33:41 -0800
Subject: Detect safe_mode and abort the install.  Fixes #1534.

---
 installer/installer.php | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/installer/installer.php b/installer/installer.php
index 7d358e70..1771e3aa 100644
--- a/installer/installer.php
+++ b/installer/installer.php
@@ -233,7 +233,30 @@ class installer {
       $errors[] = "Gallery requires the <a href=\"http://php.net/manual/en/book.ctype.php\">PHP Ctype</a> extension.  Please install it.";
     }
 
+    if (self::ini_get_bool("safe_mode")) {
+      $errors[] = "Gallery cannot function when PHP is in <a href=\"http://php.net/manual/en/features.safe-mode.php\">Safe Mode</a>.  Please disable safe mode.";
+    }
+
     return @$errors;
   }
 
+  /**
+   * Convert any possible boolean ini value to true/false.
+   *   On = on = 1 = true
+   *   Off = off = 0 = false
+   */
+  static function ini_get_bool($varname) {
+    $value = ini_get($varname);
+
+    if (!strcasecmp("on", $value) || $value == 1 || $value === true) {
+      return true;
+    }
+
+    if (!strcasecmp("off", $value) || $value == 0 || $value === false) {
+      return false;
+    }
+
+    return false;
+  }
+
 }
-- 
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