Ticket #23275: 23275.patch

wordpress-importer.php

@@ -703 +703 @@
                                                 // export gets meta straight from the DB so could have a serialized string
                                                 if ( ! $value )
                                                         $value = maybe_unserialize( $meta['value'] );
-
+                                                // Occationally, line-endings break unserialize()
+                                                if ( empty( $value ) ) // Try normalizing...
+                                                        $value = maybe_unserialize( str_replace( array("\r\n", "\r", "\n"), "\r\n", $meta['value'] ) );
+                                                if ( empty( $value ) ) // Adjust string length if needed
+                                                        $value = maybe_unserialize(
+                                                                preg_replace( // e flag deprecated in PHP 5.5.0 I think
+                                                                        '!s:(\d+):"(.*?)";!se',
+                                                                        "'s:'.strlen('$2').':\"$2\";'",
+                                                                        $meta['value']
+                                                                )
+                                                        );
+                                        
                                                 add_post_meta( $post_id, $key, $value );
                                                 do_action( 'import_post_meta', $post_id, $key, $value );
-
+                                        
                                                 // if the post has a featured image, take note of this in case of remap
                                                 if ( '_thumbnail_id' == $key )
                                                         $this->featured_images[$post_id] = (int) $value;