class/Plugin/Handle/ClearCache.php

   1 <?php
   2 // vim: foldmethod=marker
   3 /**
   4  *  ClearCache.php
   5  *
   6  *  @author     ICHII Takashi <ichii386@schweetheart.jp>
   7  *  @license    http://www.opensource.org/licenses/bsd-license.php The BSD License
   8  *  @package    Ethna
   9  *  @version    $Id$
  10  */
  11
  12 require_once ETHNA_BASE . '/class/Ethna_PearWrapper.php';
  13
  14 // {{{ Ethna_Plugin_Handle_ClearCache
  15 /**
  16  *  clear-cache handler
  17  *
  18  *  @author     ICHII Takashi <ichii386@schweetheart.jp>
  19  *  @access     public
  20  *  @package    Ethna
  21  */
  22 class Ethna_Plugin_Handle_ClearCache extends Ethna_Plugin_Handle
  23 {
  24     /**
  25      *  clear cache files.
  26      *
  27      *  @access public
  28      *  @todo   implement Ethna_Renderer::clear_cache();
  29      *  @todo   implement Ethna_Plugin_Cachemanager::clear_cache();
  30      *  @todo   avoid echo, printf
  31      */
  32     function perform()
  33     {
  34         $r =& $this->_getopt(array('basedir=',
  35                                    'any-tmp-files', 'smarty', 'pear', 'cachemanager'));
  36         if (Ethna::isError($r)) {
  37             return $r;
  38         }
  39         list($args,) = $r;
  40
  41         $basedir = isset($args['basedir']) ? realpath(end($args['basedir'])) : getcwd();
  42         $controller =& Ethna_Handle::getAppController($basedir);
  43         if (Ethna::isError($controller)) {
  44             return $controller;
  45         }
  46         $tmp_dir = $controller->getDirectory('tmp');
  47
  48         if (isset($args['smarty']) || isset($args['any-tmp-files'])) {
  49             echo "cleaning smarty caches, compiled templates...";
  50             $renderer =& $controller->getRenderer();
  51             if (strtolower(get_class($renderer)) == "ethna_renderer_smarty") {
  52                 $renderer->engine->clear_all_cache();
  53                 $renderer->engine->clear_compiled_tpl();
  54             }
  55             echo " done\n";
  56         }
  57
  58         if (isset($args['cachemanager']) || isset($args['any-tmp-files'])) {
  59             echo "cleaning Ethna_Plugin_Cachemanager caches...";
  60             $cache_dir = sprintf("%s/cache", $tmp_dir);
  61             Ethna_Util::purgeDir($cache_dir);
  62             echo " done\n";
  63         }
  64
  65         if (isset($args['pear']) || isset($args['any-tmp-files'])) {
  66             echo "cleaning pear caches...";
  67             ob_start();
  68             $pear =& new Ethna_PearWrapper();
  69             $r =& $pear->init('local', $basedir);
  70             if (Ethna::isError($r)) {
  71                 echo ob_get_clean();
  72                 return $r;
  73             }
  74             $r =& $pear->doClearCache();
  75             if (Ethna::isError($r)) {
  76                 echo ob_get_clean();
  77                 return $r;
  78             }
  79             ob_get_clean();
  80             echo " done\n";
  81         }
  82
  83         if (isset($args['any-tmp-files'])) {
  84             echo "cleaning tmp dirs...";
  85             // purge only entries in tmp.
  86             if ($dh = opendir($tmp_dir)) {
  87                 while (($entry = readdir($dh)) !== false) {
  88                     if ($entry === '.' || $entry === '..') {
  89                         continue;
  90                     }
  91                     Ethna_Util::purgeDir("{$tmp_dir}/{$entry}");
  92                 }
  93                 closedir($dh);
  94             }
  95             echo " done\n";
  96         }
  97
  98         return true;
  99     }
 100
 101     // {{{ getDescription()
 102     /**
 103      *  @access public
 104      */
 105     function getDescription()
 106     {
 107         return <<<EOS
 108 clear project's cache files:
 109     {$this->id} [-b|--basedir=dir] [-a|--any-tmp-files] [-s|--smarty] [-p|--pear] [-c|--cachemanager]
 110
 111 EOS;
 112     }
 113     // }}}
 114
 115     // {{{ getUsage()
 116     /**
 117      *  @access public
 118      */
 119     function getUsage()
 120     {
 121         return <<<EOS
 122 ethna {$this->id} [-b|--basedir=dir] [-a|--any-tmp-files] [-s|--smarty] [-p|--pear] [-c|--cachemanager]
 123 EOS;
 124     }
 125     // }}}
 126 }
 127 // }}}
 128 ?>