X-Git-Url: https://scripts.mit.edu/gitweb/autoinstalls/wordpress.git/blobdiff_plain/ff81ee6e8304a1982a3ec4f5b134764a29d502cf..022dfbbbe3215917d84708eb09acca93b21ae9e0:/wp-includes/gettext.php

diff --git a/wp-includes/gettext.php b/wp-includes/gettext.php
index ad605cfd..ed94ca9e 100644
--- a/wp-includes/gettext.php
+++ b/wp-includes/gettext.php
@@ -61,15 +61,14 @@ class gettext_reader {
    * @return Integer from the Stream
    */
   function readint() {
-      $stream = $this->STREAM->read(4);
       if ($this->BYTEORDER == 0) {
         // low endian
-        $unpacked = unpack('V',$stream);
-        return array_shift($unpacked);
+        $low_end = unpack('V', $this->STREAM->read(4));
+        return array_shift($low_end);
       } else {
         // big endian
-        $unpacked = unpack('N',$stream);
-        return array_shift($unpacked);
+        $big_end = unpack('N', $this->STREAM->read(4));
+        return array_shift($big_end);
       }
     }
 
@@ -97,7 +96,7 @@ class gettext_reader {
    */
   function gettext_reader($Reader, $enable_cache = true) {
     // If there isn't a StreamReader, turn on short circuit mode.
-    if (! $Reader) {
+    if (! $Reader || isset($Reader->error) ) {
       $this->short_circuit = true;
       return;
     }
@@ -105,16 +104,16 @@ class gettext_reader {
     // Caching can be turned off
     $this->enable_cache = $enable_cache;
 
-    // $MAGIC1 = (int)0x950412de; //bug in PHP 5
+    // $MAGIC1 = (int)0x950412de; //bug in PHP 5.0.2, see https://savannah.nongnu.org/bugs/?func=detailitem&item_id=10565
     $MAGIC1 = (int) - 1794895138;
     // $MAGIC2 = (int)0xde120495; //bug
     $MAGIC2 = (int) - 569244523;
 
     $this->STREAM = $Reader;
     $magic = $this->readint();
-    if ($magic == $MAGIC1) {
+    if ($magic == ($MAGIC1 & 0xFFFFFFFF)) { // to make sure it works for 64-bit platforms
       $this->BYTEORDER = 0;
-    } elseif ($magic == $MAGIC2) {
+    } elseif ($magic == ($MAGIC2 & 0xFFFFFFFF)) {
       $this->BYTEORDER = 1;
     } else {
       $this->error = 1; // not MO file
@@ -282,7 +281,7 @@ class gettext_reader {
       } else {
         $header = $this->get_translation_string(0);
       }
-      if (eregi("plural-forms: (.*)\n", $header, $regs))
+      if (eregi("plural-forms: ([^\n]*)\n", $header, $regs))
         $expr = $regs[1];
       else
         $expr = "nplurals=2; plural=n == 1 ? 0 : 1;";
@@ -308,7 +307,7 @@ class gettext_reader {
     $plural = 0;
 
     eval("$string");
-    if ($plural >= $total) $plural = 0;
+    if ($plural >= $total) $plural = $total - 1;
     return $plural;
   }