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1 <?php |
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2 /** |
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3 * Zend Framework |
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4 * |
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5 * LICENSE |
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6 * |
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7 * This source file is subject to the new BSD license that is bundled |
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8 * with this package in the file LICENSE.txt. |
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9 * It is also available through the world-wide-web at this URL: |
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10 * http://framework.zend.com/license/new-bsd |
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11 * If you did not receive a copy of the license and are unable to |
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12 * obtain it through the world-wide-web, please send an email |
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13 * to license@zend.com so we can send you a copy immediately. |
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14 * |
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15 * @category Zend |
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16 * @package Zend_Version |
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17 * @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com) |
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18 * @license http://framework.zend.com/license/new-bsd New BSD License |
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19 * @version $Id: Version.php 23455 2010-11-29 16:24:55Z matthew $ |
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20 */ |
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21 |
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22 /** |
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23 * Class to store and retrieve the version of Zend Framework. |
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24 * |
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25 * @category Zend |
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26 * @package Zend_Version |
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27 * @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com) |
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28 * @license http://framework.zend.com/license/new-bsd New BSD License |
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29 */ |
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30 final class Zend_Version |
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31 { |
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32 /** |
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33 * Zend Framework version identification - see compareVersion() |
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34 */ |
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35 const VERSION = '1.11.1'; |
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36 |
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37 /** |
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38 * The latest stable version Zend Framework available |
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39 * |
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40 * @var string |
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41 */ |
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42 protected static $_lastestVersion; |
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43 |
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44 /** |
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45 * Compare the specified Zend Framework version string $version |
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46 * with the current Zend_Version::VERSION of Zend Framework. |
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47 * |
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48 * @param string $version A version string (e.g. "0.7.1"). |
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49 * @return int -1 if the $version is older, |
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50 * 0 if they are the same, |
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51 * and +1 if $version is newer. |
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52 * |
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53 */ |
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54 public static function compareVersion($version) |
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55 { |
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56 $version = strtolower($version); |
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57 $version = preg_replace('/(\d)pr(\d?)/', '$1a$2', $version); |
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58 return version_compare($version, strtolower(self::VERSION)); |
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59 } |
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60 |
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61 /** |
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62 * Fetches the version of the latest stable release |
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63 * |
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64 * @link http://framework.zend.com/download/latest |
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65 * @return string |
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66 */ |
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67 public static function getLatest() |
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68 { |
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69 if (null === self::$_lastestVersion) { |
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70 self::$_lastestVersion = 'not available'; |
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71 |
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72 $handle = fopen('http://framework.zend.com/api/zf-version', 'r'); |
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73 if (false !== $handle) { |
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74 self::$_lastestVersion = stream_get_contents($handle); |
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75 fclose($handle); |
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76 } |
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77 } |
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78 |
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79 return self::$_lastestVersion; |
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80 } |
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81 } |