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<?php |
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/** |
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* mageia.org global nav bar utilities. |
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* |
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* PHP version 5.4 |
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* |
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* @category Mageia |
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* @package Mageia\Web\nav |
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* @author rda <rda@mageia.org> |
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* @link http://nav.mageia.org/ |
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* |
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* @license http://www.gnu.org/licenses/gpl-2.0.html GNU GPL v2+ |
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* |
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* This program is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License aspublished by the |
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* Free Software Foundation; either version 2 of the License, or (at your |
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* option) any later version. |
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*/ |
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// definition |
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|
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class NCache |
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{ |
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function __construct() { } |
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|
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/** |
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* Factory. |
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* |
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* @param string $path where cache file store is located, relative to app path. |
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* @param integer $timeout in seconds |
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* |
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* @return NCache |
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*/ |
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public static function build($path, $timeout = 3600) |
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{ |
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$path = __DIR__ . '/' . $path; |
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|
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if (!is_dir($path)) |
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return null; |
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|
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if ($timeout < 60) |
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$timeout = 60; |
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|
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$i = new self; |
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$i->_path = $path; |
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$i->_timeout = $timeout; |
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|
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return $i; |
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} |
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|
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/** |
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* Get value for $key. |
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* |
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* @param mixed $key |
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* |
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* @return mixed |
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*/ |
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function get($key = null) |
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{ |
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if (is_null($key)) |
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return false; |
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|
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$filename = $this->_get_filename($key); |
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|
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if ($this->_is_valid_file($filename, $this->_timeout)) { |
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return unserialize(file_get_contents($filename)); |
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} |
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|
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return null; |
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} |
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|
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/** |
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* Save $value under $key. |
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* |
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* @param mixed $key |
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* @param mixed $value |
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*/ |
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function set($key, $value) |
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{ |
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if (is_null($key)) |
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return false; |
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|
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$filename = $this->_get_filename($key); |
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file_put_contents($filename, serialize($value)); |
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|
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return true; |
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} |
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|
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/** |
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* Get cache file from key. |
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* |
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* @param mixed $key |
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* |
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* @return string |
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*/ |
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private function _get_filename($key) |
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{ |
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$key = hash('sha1', serialize($key)); |
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|
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return $this->_path . '/' . $key . '.cache'; |
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} |
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|
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/** |
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* Check that the cache file exists and has not expired. |
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* |
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* @param string $filename |
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* |
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* @return boolean |
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*/ |
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private function _is_valid_file($filename, $timeout) |
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{ |
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if (!file_exists($filename)) { |
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//error_log(sprintf('Could not find %s', $filename), 0); |
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return false; |
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} |
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|
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if (filemtime($filename) + $timeout < time()) { |
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//error_log(sprintf('%s timestamp expired (timeout was %ds.).', $filename, $timeout)); |
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unlink($filename); |
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return false; |
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} |
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|
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//error_log(sprintf('Found %s', $filename)); |
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return true; |
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} |
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} |
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|
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class l10n |
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{ |
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// public static $t; |
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|
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/** |
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* Load langs/$lang.lang into global $_t array. |
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* |
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* @param string $lang |
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* |
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* @return void |
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*/ |
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public static function load($lang) |
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{ |
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global $_t; |
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$_t = array(); |
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|
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if ($lang == 'en') |
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return; |
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|
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$po_file = __DIR__ . '/langs/' . $lang . '.po'; |
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$cache_file = __DIR__ . '/var/tmp/cache/nav_lang_' . $lang . '.php'; |
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$po_ts = filemtime($po_file); |
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|
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if (file_exists($cache_file)) { |
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include $cache_file; |
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if ($_ts > $po_ts) |
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return; |
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} |
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|
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if (file_exists($po_file)) { |
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$dictionary = phpmo_parse_po_file($po_file); |
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|
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foreach ($dictionary as $key => $value) { |
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if ($key != '') { |
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if ($value['msgstr'][0] != '') { |
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$_t[trim($key)] = trim($value['msgstr'][0]); |
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} else { |
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$_t[trim($key)] = trim($key); |
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} |
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} |
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} |
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|
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$_t_data = var_export($_t, true); |
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$cache = <<<P |
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<?php |
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/**! Generated. Do not edit. */ |
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|
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// filemtime($po_file) |
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\$_ts = $po_ts; |
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|
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// $lang strings |
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global \$_t; |
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\$_t = $_t_data; |
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P; |
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file_put_contents($cache_file, $cache); |
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} |
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} |
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|
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/** |
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* Get value for key $s in global array $_t. |
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* |
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* @param string $s |
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* |
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* @return string |
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*/ |
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public static function _t($s) { |
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if (trim($s) == '') |
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return ''; |
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|
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global $_t; |
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|
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$s = array_key_exists($s, $_t) ? $_t[$s] : $s; |
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$s = trim(str_replace(array('{ok}', '{OK}', '{Ok}', '{oK}'), '', $s)); |
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|
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return $s; |
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} |
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} |
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|
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/** |
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* Produce navigation HTML code. |
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* |
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* @param boolean $wrap = false should it be wrapped in a <header id="nav" /> element? |
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* @param string $lang = 'en' |
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* @param string $inject = null |
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* @param string $vhost = 'www.mageia.org' |
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* @param object $cache |
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* |
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* @return string HTML code |
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*/ |
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function _mgnav_html($wrap = false, $lang = 'en', $inject = null, $vhost = 'www.mageia.org', $cache = null) |
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{ |
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$key = array($wrap, $lang, $inject, $vhost); |
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|
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if (!is_null($cache) && ($h = $cache->get($key))) { |
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apache_note('navCacheHit', 1); |
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return $h; |
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} |
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|
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apache_note('navCacheHit', 0); |
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|
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$lang = _lang_check($lang); |
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|
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l10n::load($lang, $cache); |
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|
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$tn = array( |
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array('mageia', '//$S/$L/map/', 'Mageia', l10n::_t('Go to mageia.org site map.')), |
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array('about', '//$S/$L/about/', l10n::_t('About us'), l10n::_t('Learn more about Mageia.')), |
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array('downloads', '//$S/$L/downloads/', l10n::_t('Downloads'), l10n::_t('Download Mageia ISO and updates.')), |
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array('support', '//$S/$L/support/', l10n::_t('Support'), l10n::_t('Get support from Mageia community.')), |
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array('wiki', '//wiki.mageia.org/', l10n::_t('Wiki'), l10n::_t('Wiki of the Mageia Community')), |
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array('doc', '//$S/$L/doc/', l10n::_t('Docs'), l10n::_t('Documentations of Mageia')), |
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array('community', '//$S/$L/community/', l10n::_t('Community'), l10n::_t('')), |
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array('contribute', '//$S/$L/contribute/', l10n::_t('Contribute'), l10n::_t('You too can build Mageia with us!')), |
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array('donate', '//$S/$L/donate/', l10n::_t('Donate'), l10n::_t('')), |
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array('you', '//identity.mageia.org/', l10n::_t('You'), l10n::_t('Your Mageia online account.')), |
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array('contact', '//$S/$L/contact/', l10n::_t('Contact'), l10n::_t('Contact Us')) |
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// <search> |
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); |
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|
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$s = array(); |
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foreach ($tn as $i) { |
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$s[] = sprintf('<li><a href="%s" class="%s" title="%s">%s</a></li>', |
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str_replace( |
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array('$L', '$S'), |
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array($lang, $vhost), |
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$i[1] |
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), |
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$i[0], |
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$i[3], |
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$i[2] |
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); |
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} |
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|
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if (!is_null($inject)) |
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$s[] = sprintf('<li>%s</li>', $inject); |
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|
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$s = implode($s); |
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$h = sprintf('<!--googleoff: all--><nav id="mgnav"><ul id="nav">%s</ul></nav><!--googleon: all-->', $s); |
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|
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if ($wrap) |
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$h = sprintf('<header id="hmgn">%s |
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<link rel="icon" type="image/png" href="/g/favicon.png" /> |
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</header>', $h); |
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|
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if (!is_null($cache)) |
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$cache->set($key, $h); |
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|
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return $h; |
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} |
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|
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/** |
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* Returns CSS definition ready to be inserted into a HTML document. |
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* |
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* @return string |
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*/ |
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function _mgnav_style() |
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{ |
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return '<style>' . file_get_contents(__DIR__ . '/css/source.css') . '</style>'; |
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} |
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|
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/** |
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* Get the primary language subtag only.<p></p> |
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*/ |
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function _lang_check($s = null) |
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{ |
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if (is_null($s)) { |
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return 'en'; |
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} |
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|
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$supported = array( |
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'ast', |
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'cs', |
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'de', |
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'el', 'en', 'eo', 'es', 'et', |
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'fi', 'fr', |
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'id', 'it', |
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'lv', |
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'nb', 'nl', |
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'pl', 'pt', 'pt-br', |
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'ro', 'ru', |
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'sl', |
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'tr', |
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'uk', 'ur', |
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'zh-cn', 'zh-tw' |
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); |
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|
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if (in_array($s, $supported)) |
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return $s; |
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|
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$sub = explode('-', $s); |
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$sub = strtolower($sub[0]); |
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|
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if (in_array($sub, $supported)) |
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return $sub; |
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|
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return 'en'; |
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} |
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