user_password.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  * displays and handles the form where the user can change his password
   5  * linked from main.php
   6  *
   7  * @uses    $GLOBALS['strUpdateProfileMessage']
   8  * @uses    $GLOBALS['strBack']
   9  * @uses    $GLOBALS['js_include']
  10  * @uses    $GLOBALS['strChangePassword']
  11  * @uses    $GLOBALS['strPasswordEmpty']
  12  * @uses    $GLOBALS['strPasswordNotSame']
  13  * @uses    $GLOBALS['strError']
  14  * @uses    $GLOBALS['strNoRights']
  15  * @uses    $cfg['ShowChgPassword']
  16  * @uses    $cfg['Server']['auth_type']
  17  * @uses    PMA_DBI_select_db()
  18  * @uses    PMA_DBI_try_query()
  19  * @uses    PMA_DBI_getError()
  20  * @uses    PMA_sanitize()
  21  * @uses    PMA_generate_common_url()
  22  * @uses    PMA_isValid()
  23  * @uses    PMA_mysqlDie()
  24  * @uses    PMA_setCookie()
  25  * @uses    PMA_blowfish_encrypt()
  26  * @uses    PMA_showMessage()
  27  * @uses    define()
  28  * @version $Id$
  29  */
  30
  31 /**
  32  * no need for variables importing
  33  */
  34 if (! defined('PMA_NO_VARIABLES_IMPORT')) {
  35     define('PMA_NO_VARIABLES_IMPORT', true);
  36 }
  37
  38 /**
  39  * Gets some core libraries
  40  */
  41 require_once './libraries/common.inc.php';
  42
  43 /**
  44  * Displays an error message and exits if the user isn't allowed to use this
  45  * script
  46  */
  47 if (!$cfg['ShowChgPassword']) {
  48     $cfg['ShowChgPassword'] = PMA_DBI_select_db('mysql');
  49 }
  50 if ($cfg['Server']['auth_type'] == 'config' || !$cfg['ShowChgPassword']) {
  51     require_once './libraries/header.inc.php';
  52     PMA_Message::error('strNoRights')->display();
  53     require_once './libraries/footer.inc.php';
  54 } // end if
  55
  56
  57 /**
  58  * If the "change password" form has been submitted, checks for valid values
  59  * and submit the query or logout
  60  */
  61 if (isset($_REQUEST['nopass'])) {
  62     // similar logic in server_privileges.php
  63     $_error = false;
  64
  65     if ($_REQUEST['nopass'] == '1') {
  66         $password = '';
  67     } elseif (empty($_REQUEST['pma_pw']) || empty($_REQUEST['pma_pw2'])) {
  68         $message = PMA_Message::error('strPasswordEmpty');
  69         $_error = true;
  70     } elseif ($_REQUEST['pma_pw'] != $_REQUEST['pma_pw2']) {
  71         $message = PMA_Message::error('strPasswordNotSame');
  72         $_error = true;
  73     } else {
  74         $password = $_REQUEST['pma_pw'];
  75     }
  76
  77     if (! $_error) {
  78
  79         // Defines the url to return to in case of error in the sql statement
  80         $_url_params = array();
  81
  82         $err_url          = 'user_password.php' . PMA_generate_common_url($_url_params);
  83         if (PMA_isValid($_REQUEST['pw_hash'], 'identical', 'old')) {
  84             $hashing_function = 'OLD_PASSWORD';
  85         } else {
  86             $hashing_function = 'PASSWORD';
  87         }
  88
  89         $sql_query        = 'SET password = ' . (($password == '') ? '\'\'' : $hashing_function . '(\'***\')');
  90         $local_query      = 'SET password = ' . (($password == '') ? '\'\'' : $hashing_function . '(\'' . PMA_sqlAddslashes($password) . '\')');
  91         $result           = @PMA_DBI_try_query($local_query)
  92             or PMA_mysqlDie(PMA_DBI_getError(), $sql_query, false, $err_url);
  93
  94         // Changes password cookie if required
  95         // Duration = till the browser is closed for password (we don't want this to be saved)
  96         if ($cfg['Server']['auth_type'] == 'cookie') {
  97             PMA_setCookie('pmaPass-' . $server,
  98                 PMA_blowfish_encrypt($password, $GLOBALS['cfg']['blowfish_secret']));
  99         } // end if
 100
 101         // For http auth. mode, the "back" link will also enforce new
 102         // authentication
 103         if ($cfg['Server']['auth_type'] == 'http') {
 104             $_url_params['old_usr'] = 'relog';
 105         }
 106
 107         // Displays the page
 108         require_once './libraries/header.inc.php';
 109         echo '<h1>' . $strChangePassword . '</h1>' . "\n\n";
 110         PMA_showMessage($strUpdateProfileMessage, $sql_query, 'success');
 111         ?>
 112         <a href="index.php<?php echo PMA_generate_common_url($_url_params); ?>" target="_parent">
 113             <strong><?php echo $strBack; ?></strong></a>
 114         <?php
 115         require_once './libraries/footer.inc.php';
 116     } // end if
 117 } // end if
 118
 119
 120 /**
 121  * If the "change password" form hasn't been submitted or the values submitted
 122  * aren't valid -> displays the form
 123  */
 124 // Loads the headers
 125 $GLOBALS['js_include'][] = 'server_privileges.js';
 126 require_once './libraries/header.inc.php';
 127 echo '<h1>' . $strChangePassword . '</h1>' . "\n\n";
 128
 129 // Displays an error message if required
 130 if (isset($message)) {
 131     $message->display();
 132 }
 133
 134 require_once './libraries/display_change_password.lib.php';
 135
 136 /**
 137  * Displays the footer
 138  */
 139 require_once './libraries/footer.inc.php';
 140 ?>