libraries/defines_php.lib.php3

   1 <?php
   2 /* $Id$ */
   3 // vim: expandtab sw=4 ts=4 sts=4:
   4
   5 /**
   6  * DEFINES VARIABLES & CONSTANTS
   7  * Overview:
   8  *    PMA_VERSION              (string) - phpMyAdmin version string
   9  *    PMA_PHP_INT_VERSION      (int)    - eg: 30017 instead of 3.0.17 or
  10  *                                        40006 instead of 4.0.6RC3
  11  *    PMA_MYSQL_CLIENT_API     (int)    - the version number of the MySQL client
  12  *                                          API which php is built against.
  13  *    PMA_IS_WINDOWS           (bool)   - mark if phpMyAdmin running on windows
  14  *                                        server
  15  *    PMA_IS_GD2               (bool)   - true is GD2 is present
  16  */
  17 // phpMyAdmin release
  18 if (!defined('PMA_VERSION')) {
  19     define('PMA_VERSION', '2.5.2');
  20 }
  21
  22 // php version
  23 if (!defined('PMA_PHP_INT_VERSION')) {
  24     if (!ereg('([0-9]{1,2}).([0-9]{1,2}).([0-9]{1,2})', phpversion(), $match)) {
  25         $result = ereg('([0-9]{1,2}).([0-9]{1,2})', phpversion(), $match);
  26     }
  27     if (isset($match) && !empty($match[1])) {
  28         if (!isset($match[2])) {
  29             $match[2] = 0;
  30         }
  31         if (!isset($match[3])) {
  32             $match[3] = 0;
  33         }
  34         define('PMA_PHP_INT_VERSION', (int)sprintf('%d%02d%02d', $match[1], $match[2], $match[3]));
  35         unset($match);
  36     } else {
  37         define('PMA_PHP_INT_VERSION', 0);
  38     }
  39     define('PMA_PHP_STR_VERSION', phpversion());
  40 }
  41
  42 // MySQL client API
  43 if (!defined('PMA_MYSQL_CLIENT_API')) {
  44     if (function_exists('mysql_get_client_info')) {
  45         $client_api = mysql_get_client_info();
  46     } else {
  47         // for compatibility with php <= 4.0.5
  48         // expect the worst!
  49         $client_api = '3.21.0';
  50     }
  51     $client_api = explode('.', $client_api);
  52     define('PMA_MYSQL_CLIENT_API', (int)sprintf('%d%02d%02d', $client_api[0], $client_api[1], intval($client_api[2])));
  53     unset($client_api);
  54 }
  55
  56 // Whether the os php is running on is windows or not
  57 if (!defined('PMA_IS_WINDOWS')) {
  58     if (defined('PHP_OS') && eregi('win', PHP_OS)) {
  59         define('PMA_IS_WINDOWS', 1);
  60     } else {
  61         define('PMA_IS_WINDOWS', 0);
  62     }
  63 }
  64
  65 function PMA_dl($module) {
  66     if (!isset($GLOBALS['PMA_dl_allowed'])) {
  67         if (((PMA_PHP_INT_VERSION >= 40000 && !@ini_get('safe_mode') && @ini_get('enable_dl'))
  68             || (PMA_PHP_INT_VERSION < 40000 && PMA_PHP_INT_VERSION > 30009 && !@get_cfg_var('safe_mode')))
  69             && @function_exists('dl')) {
  70
  71             ob_start();
  72             phpinfo(INFO_GENERAL); /* Only general info */
  73             $a = strip_tags(ob_get_contents());
  74             ob_end_clean();
  75             /* Get GD version string from phpinfo output */
  76             if (ereg('Thread Safety[[:space:]]*enabled', $a)) {
  77                 if (ereg('Server API[[:space:]]*\(CGI\|CLI\)', $a)) {
  78                     $GLOBALS['PMA_dl_allowed'] = TRUE;
  79                 } else {
  80                     $GLOBALS['PMA_dl_allowed'] = FALSE;
  81                 }
  82             } else {
  83                 $GLOBALS['PMA_dl_allowed'] = TRUE;
  84             }
  85         } else {
  86             $GLOBALS['PMA_dl_allowed'] = FALSE;
  87         }
  88     }
  89     if (PMA_IS_WINDOWS) {
  90         $suffix = '.dll';
  91     } else {
  92         $suffix = '.so';
  93     }
  94     if ($GLOBALS['PMA_dl_allowed']) {
  95         return @dl($module . $suffix);
  96     } else {
  97         return FALSE;
  98     }
  99
 100 }
 101
 102 // Whether GD2 is present
 103 if (!defined('PMA_IS_GD2')) {
 104     if ($cfg['GD2Available'] == 'yes') {
 105         define('PMA_IS_GD2', 1);
 106     } elseif ($cfg['GD2Available'] == 'no') {
 107         define('PMA_IS_GD2', 0);
 108     } else {
 109         if (!@extension_loaded('gd')) {
 110             PMA_dl('gd');
 111         }
 112         if (!@function_exists('imagecreatetruecolor')) {
 113             define('PMA_IS_GD2', 0);
 114         } else {
 115             if (@function_exists('gd_info')) {
 116                 $gd_nfo = gd_info();
 117                 if (strstr($gd_nfo["GD Version"], '2.')) {
 118                     define('PMA_IS_GD2', 1);
 119                 } else {
 120                     define('PMA_IS_GD2', 0);
 121                 }
 122             } else {
 123                 /* We must do hard way... */
 124                 ob_start();
 125                 phpinfo(INFO_MODULES); /* Only modules */
 126                 $a = strip_tags(ob_get_contents());
 127                 ob_end_clean();
 128                 /* Get GD version string from phpinfo output */
 129                 if (ereg('GD Version[[:space:]]*\(.*\)', $a, $v)) {
 130                     if (strstr($v, '2.')) {
 131                         define('PMA_IS_GD2', 1);
 132                     } else {
 133                         define('PMA_IS_GD2', 0);
 134                     }
 135                 } else {
 136                     define('PMA_IS_GD2', 0);
 137                 }
 138             }
 139         }
 140     }
 141 }
 142 // $__PMA_DEFINES_PHP_LIB__
 143 ?>