Fixed Bug #6 (bug with incorrect packing of mixed arrays)

msgpack_pack.c

@@ -23,6 +23,26 @@
 #   define Z_ISREF_P(pz) PZVAL_IS_REF(pz)
 #endif
 
+inline static int msgpack_check_ht_is_map(zval *array) 
+{
+    int count = zend_hash_num_elements(Z_ARRVAL_P(array));
+
+    if (count != (Z_ARRVAL_P(array))->nNextFreeElement) {
+        return 1;
+    } else {
+        int i;
+        HashPosition pos = {0};
+        zend_hash_internal_pointer_reset_ex(Z_ARRVAL_P(array), &pos);
+        for (i = 0; i < count; i++) {
+            if (zend_hash_get_current_key_type_ex(Z_ARRVAL_P(array), &pos) != HASH_KEY_IS_LONG) {
+                return 1;
+            }
+            zend_hash_move_forward_ex(Z_ARRVAL_P(array), &pos);
+        }
+    }
+    return 0;
+}
+
 inline static int msgpack_var_add(
     HashTable *var_hash, zval *var, void *var_old TSRMLS_DC)
 {
@@ -296,7 +316,7 @@ inline static void msgpack_serialize_array(
         msgpack_pack_nil(buf);
         msgpack_pack_long(buf, MSGPACK_SERIALIZE_TYPE_REFERENCE);
     }
-    else if (ht->nNumOfElements == ht->nNextFreeElement)
+    else if (!msgpack_check_ht_is_map(val))
     {
         hash = 0;
         msgpack_pack_array(buf, n);

package.xml

@@ -19,16 +19,16 @@
  <date>2011-09-14</date>
  <time>22:39:08</time>
  <version>
-  <release>0.5.2</release>
-  <api>0.5.2</api>
+  <release>0.5.3</release>
+  <api>0.5.3</api>
  </version>
  <stability>
   <release>beta</release>
   <api>beta</api>
  </stability>
  <license filesource="LICENSE">New BSD</license>
  <notes>
-  - Initial release
+  - Fixed Bug #6 (bug with incorrect packing of mixed arrays)
  </notes>
  <contents>
   <dir name="/">
@@ -247,6 +247,7 @@
     <file name="135b.phpt" role="test" />
     <file name="136.phpt" role="test" />
     <file name="136b.phpt" role="test" />
+    <file name="bug006.phpt" role="test" />
    </dir>
   </dir>
  </contents>
@@ -263,6 +264,21 @@
  <providesextension>msgpack</providesextension>
  <extsrcrelease />
  <changelog> 
+  <release> 
+   <date>2012-09-14</date> 
+   <version> 
+    <release>0.5.3</release> 
+    <api>0.5.3</api> 
+   </version> 
+   <stability> 
+    <release>beta</release> 
+    <api>beta</api> 
+   </stability> 
+   <license uri="http://www.php.net/license">PHP License</license> 
+   <notes>
+   </notes> 
+  </release> 
+
   <release> 
    <date>2012-09-14</date> 
    <version> 

tests/bug006.phpt

@@ -0,0 +1,41 @@
+--TEST--
+Bug #6 (bug with incorrect packing of mixed arrays)
+--SKIPIF--
+<?php
+if (version_compare(PHP_VERSION, '5.2.0') < 0) {
+    echo "skip tests in PHP 5.2 or newer";
+}
+if (!extension_loaded("msgpack")) {
+   echo "skip"; 
+}
+--FILE--
+<?php
+$data = array('key' => 2, 1 => 3);
+
+print_r(msgpack_unpack(msgpack_pack($data)));
+
+$var = array( 1=> "foo", 2 => "bar");
+
+$var[0] = "dummy";
+
+print_r(msgpack_unpack(msgpack_pack($var)));
+
+foreach ($var as $v) {
+   var_dump($v);
+}
+?>
+--EXPECTF--
+Array
+(
+    [key] => 2
+    [1] => 3
+)
+Array
+(
+    [0] => dummy
+    [1] => foo
+    [2] => bar
+)
+string(3) "foo"
+string(3) "bar"
+string(5) "dummy"