Ticket #5235: 5235-functions.php.patch

../wp-includes/functions.php

@@ -1484 +1484 @@
         return abs( intval( $maybeint ) );
 }
 
-?>
- No newline at end of file
+function wp_checkmem() {
+        $memory_limit = ini_get("memory_limit");
+        $memory_limit_bytes = trim($memory_limit);
+        $last = strtolower($memory_limit_bytes{strlen($memory_limit_bytes)-1});
+        switch($last) {
+                // The 'G' modifier is available since PHP 5.1.0
+                case 'g':
+                        $memory_limit_bytes *= 1024;
+                case 'm':
+                        $memory_limit_bytes *= 1024;
+                case 'k':
+                        $memory_limit_bytes *= 1024;
+        }
+        if($memory_limit_bytes < 8388608) {
+                return ("Warning: Memory limit is $memory_limit. The minimum recommended is 8M.<br/>");
+        }
+}
+
+function wp_checkfunctions () {
+        $functions = array(
+                                "dir" => __("WordPress will not be able to list the contents of directories."),
+                                "fopen" => __("We may have to use CURL instead of fopen when checking remote resources."),
+                                "curl_init" => __("We may have to use fopen instead of CURL when checking remote resources.")
+                        );
+        foreach($functions as $f=>$r) {
+                if(!function_exists($f)){
+                        $t .= __("Warning: $f() has been disabled. $r<br/>");
+                }
+        }
+        return $t;
+}       
+
+function wp_preflightchecks() {
+        $t =  wp_checkmem();
+        $t .=  wp_checkfunctions();
+        if ($t <> "") {
+                echo "<h1>". __('Pre-flight checks') ."</h1>";
+                _e('To resolve these issues you may need to adjust your PHP environment. Please contact your system administrator if necessary.');
+                echo "<div class='preflightchecks'>$t</div>";
+        }
+}
+?>