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<?php
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/**
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 * PHPUnit
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 *
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 * Copyright (c) 2002-2010, Sebastian Bergmann <sb@sebastian-bergmann.de>.
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 *
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 *   * Redistributions of source code must retain the above copyright
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 *     notice, this list of conditions and the following disclaimer.
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 *
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 *   * Redistributions in binary form must reproduce the above copyright
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 *     notice, this list of conditions and the following disclaimer in
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 *     the documentation and/or other materials provided with the
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 *     distribution.
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 *
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 *   * Neither the name of Sebastian Bergmann nor the names of his
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 *     contributors may be used to endorse or promote products derived
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 *     from this software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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 * POSSIBILITY OF SUCH DAMAGE.
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 *
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 * @category   Testing
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 * @package    PHPUnit
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 * @author     Sebastian Bergmann <sb@sebastian-bergmann.de>
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 * @copyright  2002-2010 Sebastian Bergmann <sb@sebastian-bergmann.de>
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 * @license    http://www.opensource.org/licenses/bsd-license.php  BSD License
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 * @link       http://www.phpunit.de/
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 * @since      File available since Release 3.0.0
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 */
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require_once 'PHPUnit/Util/Filter.php';
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PHPUnit_Util_Filter::addFileToFilter(__FILE__, 'PHPUNIT');
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/**
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 *
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 *
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 * @category   Testing
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 * @package    PHPUnit
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 * @author     Sebastian Bergmann <sb@sebastian-bergmann.de>
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 * @copyright  2002-2010 Sebastian Bergmann <sb@sebastian-bergmann.de>
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 * @license    http://www.opensource.org/licenses/bsd-license.php  BSD License
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 * @version    Release: 3.4.15
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 * @link       http://www.phpunit.de/
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 * @since      Class available since Release 3.0.0
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 */
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class PHPUnit_Util_Template
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{
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    /**
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     * @var    string
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     */
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    protected static $date = '';
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    /**
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     * @var    string
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     */
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    protected $template = '';
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    /**
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     * @var    array
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     */
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    protected $values = array();
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    /**
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     * Constructor.
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     *
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     * @param  string $file
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     * @throws InvalidArgumentException
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     */
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    public function __construct($file = '')
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    {
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        $this->setFile($file);
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    }
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    /**
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     * Sets the template file.
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     *
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     * @param  string $file
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     * @throws InvalidArgumentException
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     */
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    public function setFile($file)
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    {
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        $distFile = $file . '.dist';
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        if (file_exists($file)) {
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            $this->template = file_get_contents($file);
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        }
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        else if (file_exists($distFile)) {
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            $this->template = file_get_contents($distFile);
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        }
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        else {
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            throw new InvalidArgumentException(
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              'Template file could not be loaded.'
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            );
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        }
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    }
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    /**
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     * Sets one or more template variables.
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     *
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     * @param  array   $values
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     * @param  boolean $merge
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     */
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    public function setVar(array $values, $merge = TRUE)
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    {
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        if (!$merge || empty($this->values)) {
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            $this->values = $values;
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        } else {
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            $this->values = array_merge($this->values, $values);
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        }
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    }
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    /**
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     * Renders the template and returns the result.
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     *
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     * @return string
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     */
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    public function render()
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    {
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        $keys = array();
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        foreach ($this->values as $key => $value) {
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            $keys[] = '{' . $key . '}';
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        }
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        return str_replace($keys, $this->values, $this->template);
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    }
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    /**
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     * Renders the template and writes the result to a file.
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     *
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     * @param string $target
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     */
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    public function renderTo($target)
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    {
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        $fp = @fopen($target, 'wt');
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        if ($fp) {
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            fwrite($fp, $this->render());
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            fclose($fp);
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        } else {
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            throw new PHPUnit_Framework_Exception(
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              'Could not write to ' . $target . '.'
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            );
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        }
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    }
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    /**
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     * Returns the cached result of date('D M j G:i:s T Y').
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     *
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     * @return string
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     * @since  Method available since Release 3.0.1
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     */
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    public static function getDate()
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    {
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        if (self::$date == '') {
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            self::$date = date('D M j G:i:s T Y');
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        }
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        return self::$date;
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    }
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}
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?>