serializer/Serializer/Naming/CamelCaseNamingStrategy.php

<?php

/*
 * Copyright 2011 Johannes M. Schmitt <schmittjoh@gmail.com>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

namespace JMS\SerializerBundle\Serializer\Naming;

class CamelCaseNamingStrategy implements PropertyNamingStrategyInterface
{
    private $separator;
    private $lowerCase;

    public function __construct($separator = '_', $lowerCase = true)
    {
        $this->separator = $separator;
        $this->lowerCase = $lowerCase;
    }

    public function translateName(\ReflectionProperty $property)
    {
        $separator = &$this->separator;

        $name = preg_replace('/[A-Z]/', $separator.'\\0', $property->getName());

        if ($this->lowerCase) {
            $name = strtolower($name);
        }

        return $name;
    }
}