add startup check for iconv (refs #571)

diff --git a/include/sanity_check.php b/include/sanity_check.php
index 5cb55674663cf5dd447cb3b503dde4a7910c7b05..fcf5487055206791cdb782619cc3dad8f6b3e797 100644 (file)
--- a/include/sanity_check.php
+++ b/include/sanity_check.php
@@ -117,6 +117,10 @@
                                array_push($errors, "PHP support for ctype functions are required by HTMLPurifier.");
                        }
 
+                       if (!function_exists("iconv")) {
+                               array_push($errors, "PHP support for iconv is required to handle multiple charsets.");
+                       }
+
                        if (ini_get("safe_mode")) {
                                array_push($errors, "PHP safe mode setting is not supported.");
                        }