Location: PHPKode > projects > AppServ > phpMyAdmin-tis620/server_privileges.php
<?php
/* $Id: server_privileges.php 9855 2007-01-20 15:38:45Z lem9 $ */
// vim: expandtab sw=4 ts=4 sts=4:

require_once('./libraries/common.lib.php');

/**
 * Does the common work
 */
$js_to_run = 'server_privileges.js';
require('./libraries/server_common.inc.php');


/**
 * Checks if a dropdown box has been used for selecting a database / table
 */
if (isset($pred_dbname) && strlen($pred_dbname)) {
    $dbname = $pred_dbname;
    unset($pred_dbname);
}
if (isset($pred_tablename) && strlen($pred_tablename)) {
    $tablename = $pred_tablename;
    unset($pred_tablename);
}

// check if given $dbanem is a wildcard or not
if ( isset( $dbname ) ) {
    //if ( preg_match( '/\\\\(?:_|%)/i', $dbname ) ) {
    if ( preg_match( '/(?<!\\\\)(?:_|%)/i', $dbname ) ) {
        $dbname_is_wildcard = true;
    } else {
        $dbname_is_wildcard = false;
    }
}

/**
 * Checks if the user is allowed to do what he tries to...
 */
if (!$is_superuser) {
    require('./libraries/server_links.inc.php');
    echo '<h2>' . "\n"
       . ($GLOBALS['cfg']['MainPageIconic'] ? '<img class="icon" src="'. $GLOBALS['pmaThemeImage'] . 'b_usrlist.png" alt="" />' : '')
       . $GLOBALS['strPrivileges'] . "\n"
       . '</h2>' . "\n"
       . $GLOBALS['strNoPrivileges'] . "\n";
    require_once('./libraries/footer.inc.php');
}

/**
 * Generates a condition on the user name
 *
 * @param   string   the user's initial
 * @return  string   the generated condition
 */
function PMA_RangeOfUsers($initial = '') {
// strtolower() is used because the User field
// might be BINARY, so LIKE would be case sensitive
    if (!empty($initial)) {
        $ret = " WHERE " . PMA_convert_using('User')
         . " LIKE " . PMA_convert_using($initial . '%', 'quoted')
         . " OR ". PMA_convert_using('User')
         . " LIKE " . PMA_convert_using(strtolower($initial) . '%', 'quoted');
    } else {
        $ret = '';
    }
    return $ret;
} // end function

/**
 * Extracts the privilege information of a priv table row
 *
 * @param   array   $row        the row
 * @param   boolean $enableHTML add <dfn> tag with tooltips
 *
 * @global  ressource $user_link the database connection
 *
 * @return  array
 */
function PMA_extractPrivInfo($row = '', $enableHTML = FALSE)
{
    $grants = array(
        array('Select_priv', 'SELECT', $GLOBALS['strPrivDescSelect']),
        array('Insert_priv', 'INSERT', $GLOBALS['strPrivDescInsert']),
        array('Update_priv', 'UPDATE', $GLOBALS['strPrivDescUpdate']),
        array('Delete_priv', 'DELETE', $GLOBALS['strPrivDescDelete']),
        array('Create_priv', 'CREATE', $GLOBALS['strPrivDescCreateDb']),
        array('Drop_priv', 'DROP', $GLOBALS['strPrivDescDropDb']),
        array('Reload_priv', 'RELOAD', $GLOBALS['strPrivDescReload']),
        array('Shutdown_priv', 'SHUTDOWN', $GLOBALS['strPrivDescShutdown']),
        array('Process_priv', 'PROCESS', $GLOBALS['strPrivDescProcess' . ((!empty($row) && isset($row['Super_priv'])) || (empty($row) && isset($GLOBALS['Super_priv'])) ? '4' : '3')]),
        array('File_priv', 'FILE', $GLOBALS['strPrivDescFile']),
        array('References_priv', 'REFERENCES', $GLOBALS['strPrivDescReferences']),
        array('Index_priv', 'INDEX', $GLOBALS['strPrivDescIndex']),
        array('Alter_priv', 'ALTER', $GLOBALS['strPrivDescAlter']),
        array('Show_db_priv', 'SHOW DATABASES', $GLOBALS['strPrivDescShowDb']),
        array('Super_priv', 'SUPER', $GLOBALS['strPrivDescSuper']),
        array('Create_tmp_table_priv', 'CREATE TEMPORARY TABLES', $GLOBALS['strPrivDescCreateTmpTable']),
        array('Lock_tables_priv', 'LOCK TABLES', $GLOBALS['strPrivDescLockTables']),
        array('Repl_slave_priv', 'REPLICATION SLAVE', $GLOBALS['strPrivDescReplSlave']),
        array('Repl_client_priv', 'REPLICATION CLIENT', $GLOBALS['strPrivDescReplClient']),
        array('Create_view_priv', 'CREATE VIEW', $GLOBALS['strPrivDescCreateView']),
        // for table privs:
        array('Create View_priv', 'CREATE VIEW', $GLOBALS['strPrivDescCreateView']),
        array('Show_view_priv', 'SHOW VIEW', $GLOBALS['strPrivDescShowView']),
        // for table privs:
        array('Show view_priv', 'SHOW VIEW', $GLOBALS['strPrivDescShowView']),
        array('Create_routine_priv', 'CREATE ROUTINE', $GLOBALS['strPrivDescCreateRoutine']),
        array('Alter_routine_priv', 'ALTER ROUTINE', $GLOBALS['strPrivDescAlterRoutine']),
        array('Create_user_priv', 'CREATE USER', $GLOBALS['strPrivDescCreateUser'])
    );
    if (PMA_MYSQL_INT_VERSION >= 40002 && PMA_MYSQL_INT_VERSION <50003) {
        $grants[] = array('Execute_priv', 'EXECUTE', $GLOBALS['strPrivDescExecute']);
    } else {
        $grants[] = array('Execute_priv', 'EXECUTE', $GLOBALS['strPrivDescExecute5']);
    }

    if (!empty($row) && isset($row['Table_priv'])) {
        $res = PMA_DBI_query(
            'SHOW COLUMNS FROM `mysql`.`tables_priv` LIKE \'Table_priv\';',
            $GLOBALS['userlink'] );
        $row1 = PMA_DBI_fetch_assoc($res);
        PMA_DBI_free_result($res);
        $av_grants = explode ('\',\'', substr($row1['Type'], 5, strlen($row1['Type']) - 7));
        unset($row1);
        $users_grants = explode(',', $row['Table_priv']);
        foreach ($av_grants as $current_grant) {
            $row[$current_grant . '_priv'] = in_array($current_grant, $users_grants) ? 'Y' : 'N';
        }
        unset($current_grant);
        unset($av_grants);
        unset($users_grants);
    }
    $privs = array();
    $allPrivileges = TRUE;
    foreach ($grants as $current_grant) {
        if ((!empty($row) && isset($row[$current_grant[0]])) || (empty($row) && isset($GLOBALS[$current_grant[0]]))) {
            if ((!empty($row) && $row[$current_grant[0]] == 'Y') || (empty($row) && ($GLOBALS[$current_grant[0]] == 'Y' || (is_array($GLOBALS[$current_grant[0]]) && count($GLOBALS[$current_grant[0]]) == $GLOBALS['column_count'] && empty($GLOBALS[$current_grant[0] . '_none']))))) {
                if ($enableHTML) {
                    $privs[] = '<dfn title="' . $current_grant[2] . '">' . $current_grant[1] . '</dfn>';
                } else {
                    $privs[] = $current_grant[1];
                }
            } elseif (!empty($GLOBALS[$current_grant[0]]) && is_array($GLOBALS[$current_grant[0]]) && empty($GLOBALS[$current_grant[0] . '_none'])) {
                if ($enableHTML) {
                    $priv_string = '<dfn title="' . $current_grant[2] . '">' . $current_grant[1] . '</dfn>';
                } else {
                    $priv_string = $current_grant[1];
                }
                $privs[] = $priv_string . ' (`' . join('`, `', $GLOBALS[$current_grant[0]]) . '`)';
            } else {
                $allPrivileges = FALSE;
            }
        }
    }
    if (empty($privs)) {
        if ($enableHTML) {
            $privs[] = '<dfn title="' . $GLOBALS['strPrivDescUsage'] . '">USAGE</dfn>';
        } else {
            $privs[] = 'USAGE';
        }
    } elseif ($allPrivileges && (!isset($GLOBALS['grant_count']) || count($privs) == $GLOBALS['grant_count'])) {
        if ($enableHTML) {
            $privs = array('<dfn title="' . $GLOBALS['strPrivDescAllPrivileges'] . '">ALL PRIVILEGES</dfn>');
        } else {
            $privs = array('ALL PRIVILEGES');
        }
    }
    return $privs;
} // end of the 'PMA_extractPrivInfo()' function


/**
 * Displays on which column(s) a table-specific privilege is granted
 */
function PMA_display_column_privs($spaces, $columns, $row, $name_for_select, $priv_for_header, $name, $name_for_dfn, $name_for_current) {

        echo $spaces . '    <div class="item" id="div_item_' . $name . '">' . "\n"
           . $spaces . '        <label for="select_' . $name . '_priv">' . "\n"
           . $spaces . '            <tt><dfn title="' . $name_for_dfn . '">' . $priv_for_header . '</dfn></tt>' . "\n"
           . $spaces . '        </label>' . "\n"
           . $spaces . '        <select id="select_' . $name . '_priv" name="' . $name_for_select . '[]" multiple="multiple">' . "\n";

        foreach ($columns as $current_column => $current_column_privileges) {
            echo $spaces . '            <option value="' . htmlspecialchars($current_column) . '"';
            if ($row[$name_for_select] == 'Y' || $current_column_privileges[$name_for_current]) {
                echo ' selected="selected"';
            }
            echo '>' . htmlspecialchars($current_column) . '</option>' . "\n";
        }

        echo $spaces . '        </select>' . "\n"
           . $spaces . '        <i>' . $GLOBALS['strOr'] . '</i>' . "\n"
           . $spaces . '        <label for="checkbox_' . $name_for_select . '_none"><input type="checkbox"' . (empty($GLOBALS['checkall']) ?  '' : ' checked="checked"') . ' name="' . $name_for_select . '_none" id="checkbox_' . $name_for_select . '_none" title="' . $GLOBALS['strNone'] . '" />'
           . $GLOBALS['strNone'] . '</label>' . "\n"
           . $spaces . '    </div>' . "\n";
} // end function

/**
 * Displays the privileges form table
 *
 * @param   string  $db     the database
 * @param   string  $table  the table
 * @param   boolean $submit wheather to display the submit button or not
 * @param   int     $indent the indenting level of the code
 *
 * @global  array      $cfg         the phpMyAdmin configuration
 * @global  ressource  $user_link   the database connection
 *
 * @return  void
 */
function PMA_displayPrivTable($db = '*', $table = '*', $submit = TRUE, $indent = 0)
{
    if ($db == '*') {
        $table = '*';
    }
    $spaces = str_repeat( '    ', $indent );

    if (isset($GLOBALS['username'])) {
        $username = $GLOBALS['username'];
        $hostname = $GLOBALS['hostname'];
        if ($db == '*') {
            $sql_query =
                 'SELECT * FROM `mysql`.`user`'
                .' WHERE ' . PMA_convert_using('User')
                .' = ' . PMA_convert_using(PMA_sqlAddslashes($username), 'quoted')
                .' AND ' . PMA_convert_using('Host')
                .' = ' . PMA_convert_using($hostname, 'quoted') . ';';
        } elseif ($table == '*') {
            $sql_query =
                'SELECT * FROM `mysql`.`db`'
                .' WHERE ' . PMA_convert_using('`User`')
                .' = ' . PMA_convert_using(PMA_sqlAddslashes($username), 'quoted')
                .' AND ' . PMA_convert_using('`Host`')
                .' = ' . PMA_convert_using($hostname, 'quoted')
                .' AND ' .  PMA_convert_using( PMA_unescape_mysql_wildcards( $db ), 'quoted' )
                .' LIKE ' . PMA_convert_using( '`Db`' ) . ';';
        } else {
            $sql_query =
                'SELECT `Table_priv`'
                .' FROM `mysql`.`tables_priv`'
                .' WHERE ' . PMA_convert_using('`User`')
                .' = ' . PMA_convert_using(PMA_sqlAddslashes($username), 'quoted')
                .' AND ' .PMA_convert_using('`Host`')
                .' = ' . PMA_convert_using( $hostname, 'quoted' )
                .' AND ' .PMA_convert_using('`Db`')
                .' = ' . PMA_convert_using( PMA_unescape_mysql_wildcards( $db ), 'quoted' )
                .' AND ' . PMA_convert_using('`Table_name`')
                .' = ' . PMA_convert_using($table, 'quoted') . ';';
        }
        $res = PMA_DBI_query($sql_query);
        $row = PMA_DBI_fetch_assoc($res);
        PMA_DBI_free_result($res);
    }
    if (empty($row)) {
        if ($table == '*') {
            if ($db == '*') {
                $sql_query = 'SHOW COLUMNS FROM `mysql`.`user`;';
            } elseif ($table == '*') {
                $sql_query = 'SHOW COLUMNS FROM `mysql`.`db`;';
            }
            $res = PMA_DBI_query($sql_query);
            while ($row1 = PMA_DBI_fetch_row($res)) {
                if (substr($row1[0], 0, 4) == 'max_') {
                    $row[$row1[0]] = 0;
                } else {
                    $row[$row1[0]] = 'N';
                }
            }
            PMA_DBI_free_result($res);
        } else {
            $row = array('Table_priv' => '');
        }
    }
    if (isset($row['Table_priv'])) {
        $res = PMA_DBI_query(
            'SHOW COLUMNS FROM `mysql`.`tables_priv` LIKE \'Table_priv\';',
            $GLOBALS['userlink'] );
        // note: in MySQL 5.0.3 we get "Create View', 'Show view';
        // the View for Create is spelled with uppercase V
        // the view for Show is spelled with lowercase v
        // and there is a space between the words

        $row1 = PMA_DBI_fetch_assoc($res);
        PMA_DBI_free_result($res);
        $av_grants = explode ('\',\'', substr($row1['Type'], strpos($row1['Type'], '(') + 2, strpos($row1['Type'], ')') - strpos($row1['Type'], '(') - 3));
        unset($res, $row1);
        $users_grants = explode(',', $row['Table_priv']);

        foreach ($av_grants as $current_grant) {
            $row[$current_grant . '_priv'] = in_array($current_grant, $users_grants) ? 'Y' : 'N';
        }
        unset($row['Table_priv'], $current_grant, $av_grants, $users_grants);

        // get collumns
        $res = PMA_DBI_try_query('SHOW COLUMNS FROM `' . PMA_unescape_mysql_wildcards( $db ) . '`.`' . $table . '`;');
        $columns = array();
        if ( $res ) {
            while ($row1 = PMA_DBI_fetch_row($res)) {
                $columns[$row1[0]] = array(
                    'Select' => FALSE,
                    'Insert' => FALSE,
                    'Update' => FALSE,
                    'References' => FALSE
                );
            }
            PMA_DBI_free_result($res);
        }
        unset($res, $row1);
    }
    // t a b l e - s p e c i f i c    p r i v i l e g e s
    if ( ! empty( $columns ) ) {
        $res = PMA_DBI_query(
            'SELECT `Column_name`, `Column_priv`'
            .' FROM `mysql`.`columns_priv`'
            .' WHERE ' . PMA_convert_using('`User`')
            .' = ' . PMA_convert_using(PMA_sqlAddslashes($username), 'quoted')
            .' AND ' . PMA_convert_using('`Host`')
            .' = ' . PMA_convert_using($hostname, 'quoted')
            .' AND ' . PMA_convert_using('`Db`')
            .' = ' . PMA_convert_using( PMA_unescape_mysql_wildcards( $db ), 'quoted')
            .' AND ' . PMA_convert_using('`Table_name`')
            .' = ' . PMA_convert_using($table, 'quoted') . ';');

        while ($row1 = PMA_DBI_fetch_row($res)) {
            $row1[1] = explode(',', $row1[1]);
            foreach ($row1[1] as $current) {
                $columns[$row1[0]][$current] = TRUE;
            }
        }
        PMA_DBI_free_result($res);
        unset( $res, $row1, $current );

        echo $spaces . '<input type="hidden" name="grant_count" value="' . count($row) . '" />' . "\n"
           . $spaces . '<input type="hidden" name="column_count" value="' . count($columns) . '" />' . "\n"
           . $spaces . '<fieldset id="fieldset_user_priv">' . "\n"
           . $spaces . '    <legend>' . $GLOBALS['strTblPrivileges'] . '</legend>' . "\n"
           . $spaces . '    <p><small><i>' . $GLOBALS['strEnglishPrivileges'] . '</i></small></p>' . "\n";


        // privs that are attached to a specific column
        PMA_display_column_privs($spaces, $columns, $row, 'Select_priv', 'SELECT', 'select', $GLOBALS['strPrivDescSelect'], 'Select');

        PMA_display_column_privs($spaces, $columns, $row, 'Insert_priv', 'INSERT', 'insert', $GLOBALS['strPrivDescInsert'], 'Insert');

        PMA_display_column_privs($spaces, $columns, $row, 'Update_priv', 'UPDATE', 'update', $GLOBALS['strPrivDescUpdate'], 'Update');

        PMA_display_column_privs($spaces, $columns, $row, 'References_priv', 'REFERENCES', 'references', $GLOBALS['strPrivDescReferences'], 'References');

        // privs that are not attached to a specific column

        echo $spaces . '    <div class="item">' . "\n";
        foreach ($row as $current_grant => $current_grant_value) {
            if (in_array(substr($current_grant, 0, (strlen($current_grant) - 5)), array('Select', 'Insert', 'Update', 'References'))) {
                continue;
            }
            // make a substitution to match the messages variables;
            // also we must substitute the grant we get, because we can't generate
            // a form variable containing blanks (those would get changed to
            // an underscore when receiving the POST)
            if ($current_grant == 'Create View_priv') {
                $tmp_current_grant = 'CreateView_priv';
                $current_grant = 'Create_view_priv';
            } elseif ($current_grant == 'Show view_priv') {
                $tmp_current_grant = 'ShowView_priv';
                $current_grant = 'Show_view_priv';
            } else {
                $tmp_current_grant = $current_grant;
            }

            echo $spaces . '        <div class="item">' . "\n"
               . $spaces . '            <input type="checkbox"' . (empty($GLOBALS['checkall']) ?  '' : ' checked="checked"') . ' name="' . $current_grant . '" id="checkbox_' . $current_grant . '" value="Y" ' . ($current_grant_value == 'Y' ? 'checked="checked" ' : '') . 'title="';

            echo (isset($GLOBALS['strPrivDesc' . substr($tmp_current_grant, 0, (strlen($tmp_current_grant) - 5))]) ? $GLOBALS['strPrivDesc' . substr($tmp_current_grant, 0, (strlen($tmp_current_grant) - 5))] : $GLOBALS['strPrivDesc' . substr($tmp_current_grant, 0, (strlen($tmp_current_grant) - 5)) . 'Tbl']) . '"/>' . "\n";

            echo $spaces . '            <label for="checkbox_' . $current_grant . '"><tt><dfn title="' . (isset($GLOBALS['strPrivDesc' . substr($tmp_current_grant, 0, (strlen($tmp_current_grant) - 5))]) ? $GLOBALS['strPrivDesc' . substr($tmp_current_grant, 0, (strlen($tmp_current_grant) - 5))] : $GLOBALS['strPrivDesc' . substr($tmp_current_grant, 0, (strlen($tmp_current_grant) - 5)) . 'Tbl']) . '">' . strtoupper(substr($current_grant, 0, strlen($current_grant) - 5)) . '</dfn></tt></label>' . "\n"
               . $spaces . '        </div>' . "\n";
        } // end foreach ()

        echo $spaces . '    </div>' . "\n";
        // for Safari 2.0.2
        echo $spaces . '    <div class="clearfloat"></div>' . "\n";

    } else {

        // g l o b a l    o r    d b - s p e c i f i c
        //
        // d a t a
        $privTable[0] = array(
            array('Select', 'SELECT', $GLOBALS['strPrivDescSelect']),
            array('Insert', 'INSERT', $GLOBALS['strPrivDescInsert']),
            array('Update', 'UPDATE', $GLOBALS['strPrivDescUpdate']),
            array('Delete', 'DELETE', $GLOBALS['strPrivDescDelete'])
        );
        if ($db == '*') {
            $privTable[0][] = array('File', 'FILE', $GLOBALS['strPrivDescFile']);
        }

        // s t r u c t u r e
        $privTable[1] = array(
            array('Create', 'CREATE', ($table == '*' ? $GLOBALS['strPrivDescCreateDb'] : $GLOBALS['strPrivDescCreateTbl'])),
            array('Alter', 'ALTER', $GLOBALS['strPrivDescAlter']),
            array('Index', 'INDEX', $GLOBALS['strPrivDescIndex']),
            array('Drop', 'DROP', ($table == '*' ? $GLOBALS['strPrivDescDropDb'] : $GLOBALS['strPrivDescDropTbl']))
        );
        if (isset($row['Create_tmp_table_priv'])) {
            $privTable[1][] = array('Create_tmp_table', 'CREATE TEMPORARY TABLES', $GLOBALS['strPrivDescCreateTmpTable']);
        }
        // this one is for a db-specific priv: Create_view_priv
        if (isset($row['Create_view_priv'])) {
            $privTable[1][] = array('Create_view', 'CREATE VIEW', $GLOBALS['strPrivDescCreateView']);
        }
        // this one is for a table-specific priv: Create View_priv
        if (isset($row['Create View_priv'])) {
            $privTable[1][] = array('Create View', 'CREATE VIEW', $GLOBALS['strPrivDescCreateView']);
        }
        if (isset($row['Show_view_priv'])) {
            $privTable[1][] = array('Show_view', 'SHOW VIEW', $GLOBALS['strPrivDescShowView']);
        }
        if (isset($row['Create_routine_priv'])) {
            $privTable[1][] = array('Create_routine', 'CREATE ROUTINE', $GLOBALS['strPrivDescCreateRoutine']);
        }
        if (isset($row['Alter_routine_priv'])) {
            $privTable[1][] = array('Alter_routine', 'ALTER ROUTINE', $GLOBALS['strPrivDescAlterRoutine']);
        }
        if (isset($row['Execute_priv'])) {
            if (PMA_MYSQL_INT_VERSION >= 40002 && PMA_MYSQL_INT_VERSION <50003) {
                $privTable[1][] = array('Execute', 'EXECUTE', $GLOBALS['strPrivDescExecute']);
            } else {
                $privTable[1][] = array('Execute', 'EXECUTE', $GLOBALS['strPrivDescExecute5']);
            }
        }

        // a d m i n i s t r a t i o n
        $privTable[2] = array();
        if (isset($row['Grant_priv'])) {
            $privTable[2][] = array('Grant', 'GRANT', $GLOBALS['strPrivDescGrant']);
        }
        if ($db == '*') {
            if (isset($row['Super_priv'])) {
                $privTable[2][] = array('Super', 'SUPER', $GLOBALS['strPrivDescSuper']);
                $privTable[2][] = array('Process', 'PROCESS', $GLOBALS['strPrivDescProcess4']);
            } else {
                $privTable[2][] = array('Process', 'PROCESS', $GLOBALS['strPrivDescProcess3']);
            }
            $privTable[2][] = array('Reload', 'RELOAD', $GLOBALS['strPrivDescReload']);
            $privTable[2][] = array('Shutdown', 'SHUTDOWN', $GLOBALS['strPrivDescShutdown']);
            if (isset($row['Show_db_priv'])) {
                $privTable[2][] = array('Show_db', 'SHOW DATABASES', $GLOBALS['strPrivDescShowDb']);
            }
        }
        if (isset($row['Lock_tables_priv'])) {
            $privTable[2][] = array('Lock_tables', 'LOCK TABLES', $GLOBALS['strPrivDescLockTables']);
        }
        $privTable[2][] = array('References', 'REFERENCES', $GLOBALS['strPrivDescReferences']);
        if ($db == '*') {
            //if (isset($row['Execute_priv'])) {
            //    $privTable[2][] = array('Execute', 'EXECUTE', $GLOBALS['strPrivDescExecute']);
            //}
            if (isset($row['Repl_client_priv'])) {
                $privTable[2][] = array('Repl_client', 'REPLICATION CLIENT', $GLOBALS['strPrivDescReplClient']);
            }
            if (isset($row['Repl_slave_priv'])) {
                $privTable[2][] = array('Repl_slave', 'REPLICATION SLAVE', $GLOBALS['strPrivDescReplSlave']);
            }
            if (isset($row['Create_user_priv'])) {
                $privTable[2][] = array('Create_user', 'CREATE USER', $GLOBALS['strPrivDescCreateUser']);
            }
        }
        echo $spaces . '<input type="hidden" name="grant_count" value="' . (count($privTable[0]) + count($privTable[1]) + count($privTable[2]) - (isset($row['Grant_priv']) ? 1 : 0)) . '" />' . "\n"
           . $spaces . '<fieldset id="fieldset_user_global_rights">' . "\n"
           . $spaces . '    <legend>' . "\n"
           . $spaces . '        ' . ($db == '*' ? $GLOBALS['strGlobalPrivileges'] : ($table == '*' ? $GLOBALS['strDbPrivileges'] : $GLOBALS['strTblPrivileges'])) . "\n"
           . $spaces . '        ( <a href="server_privileges.php?' . $GLOBALS['url_query'] .  '&amp;checkall=1" onclick="setCheckboxes(\'usersForm\', true); return false;">' . $GLOBALS['strCheckAll'] . '</a> /' . "\n"
           . $spaces . '        <a href="server_privileges.php?' . $GLOBALS['url_query'] .  '" onclick="setCheckboxes(\'usersForm\', false); return false;">' . $GLOBALS['strUncheckAll'] . '</a> )' . "\n"
           . $spaces . '    </legend>' . "\n"
           . $spaces . '    <p><small><i>' . $GLOBALS['strEnglishPrivileges'] . '</i></small></p>' . "\n"
           . $spaces . '    <fieldset>' . "\n"
           . $spaces . '        <legend>' . $GLOBALS['strData'] . '</legend>' . "\n";
        foreach ( $privTable[0] as $priv )
        {
            echo $spaces . '        <div class="item">' . "\n"
               . $spaces . '            <input type="checkbox"' . (empty($GLOBALS['checkall']) ?  '' : ' checked="checked"') . ' name="' . $priv[0] . '_priv" id="checkbox_' . $priv[0] . '_priv" value="Y" ' . ($row[$priv[0] . '_priv'] == 'Y' ? 'checked="checked" ' : '') . 'title="' . $priv[2] . '"/>' . "\n"
               . $spaces . '            <label for="checkbox_' . $priv[0] . '_priv"><tt><dfn title="' . $priv[2] . '">' . $priv[1] . '</dfn></tt></label>' . "\n"
               . $spaces . '        </div>' . "\n";
        }
        echo $spaces . '    </fieldset>' . "\n"
           . $spaces . '    <fieldset>' . "\n"
           . $spaces . '        <legend>' . $GLOBALS['strStructure'] . '</legend>' . "\n";
        foreach ( $privTable[1] as $priv )
        {
            echo $spaces . '        <div class="item">' . "\n"
               . $spaces . '            <input type="checkbox"' . (empty($GLOBALS['checkall']) ?  '' : ' checked="checked"') . ' name="' . $priv[0] . '_priv" id="checkbox_' . $priv[0] . '_priv" value="Y" ' . ($row[$priv[0] . '_priv'] == 'Y' ? 'checked="checked" ' : '') . 'title="' . $priv[2] . '"/>' . "\n"
               . $spaces . '            <label for="checkbox_' . $priv[0] . '_priv"><tt><dfn title="' . $priv[2] . '">' . $priv[1] . '</dfn></tt></label>' . "\n"
               . $spaces . '        </div>' . "\n";
        }
        echo $spaces . '    </fieldset>' . "\n"
           . $spaces . '    <fieldset>' . "\n"
           . $spaces . '        <legend>' . $GLOBALS['strAdministration'] . '</legend>' . "\n";
        foreach ( $privTable[2] as $priv )
        {
            echo $spaces . '        <div class="item">' . "\n"
               . $spaces . '            <input type="checkbox"' . (empty($GLOBALS['checkall']) ?  '' : ' checked="checked"') . ' name="' . $priv[0] . '_priv" id="checkbox_' . $priv[0] . '_priv" value="Y" ' . ($row[$priv[0] . '_priv'] == 'Y' ? 'checked="checked" ' : '') . 'title="' . $priv[2] . '"/>' . "\n"
               . $spaces . '            <label for="checkbox_' . $priv[0] . '_priv"><tt><dfn title="' . $priv[2] . '">' . $priv[1] . '</dfn></tt></label>' . "\n"
               . $spaces . '        </div>' . "\n";
        }

        echo $spaces . '    </fieldset>' . "\n";
        // The "Resource limits" box is not displayed for db-specific privs
        if ($db == '*' && PMA_MYSQL_INT_VERSION >= 40002) {
            echo $spaces . '    <fieldset>' . "\n"
               . $spaces . '        <legend>' . $GLOBALS['strResourceLimits'] . '</legend>' . "\n"
               . $spaces . '        <p><small><i>' . $GLOBALS['strZeroRemovesTheLimit'] . '</i></small></p>' . "\n"
               . $spaces . '        <div class="item">' . "\n"
               . $spaces . '            <label for="text_max_questions"><tt><dfn title="' . $GLOBALS['strPrivDescMaxQuestions'] . '">MAX QUERIES PER HOUR</dfn></tt></label>' . "\n"
               . $spaces . '            <input type="text" name="max_questions" id="text_max_questions" value="' . $row['max_questions'] . '" size="11" maxlength="11" title="' . $GLOBALS['strPrivDescMaxQuestions'] . '" />' . "\n"
               . $spaces . '        </div>' . "\n"
               . $spaces . '        <div class="item">' . "\n"
               . $spaces . '            <label for="text_max_updates"><tt><dfn title="' . $GLOBALS['strPrivDescMaxUpdates'] . '">MAX UPDATES PER HOUR</dfn></tt></label>' . "\n"
               . $spaces . '            <input type="text" name="max_updates" id="text_max_updates" value="' . $row['max_updates'] . '" size="11" maxlength="11" title="' . $GLOBALS['strPrivDescMaxUpdates'] . '" />' . "\n"
               . $spaces . '        </div>' . "\n"
               . $spaces . '        <div class="item">' . "\n"
               . $spaces . '            <label for="text_max_connections"><tt><dfn title="' . $GLOBALS['strPrivDescMaxConnections'] . '">MAX CONNECTIONS PER HOUR</dfn></tt></label>' . "\n"
               . $spaces . '            <input type="text" name="max_connections" id="text_max_connections" value="' . $row['max_connections'] . '" size="11" maxlength="11" title="' . $GLOBALS['strPrivDescMaxConnections'] . '" />' . "\n"
               . $spaces . '        </div>' . "\n";

            if (PMA_MYSQL_INT_VERSION >= 50003) {
                echo $spaces . '        <div class="item">' . "\n"
                   . $spaces . '            <label for="text_max_user_connections"><tt><dfn title="' . $GLOBALS['strPrivDescMaxUserConnections'] . '">MAX USER_CONNECTIONS</dfn></tt></label>' . "\n"
                   . $spaces . '            <input type="text" name="max_user_connections" id="text_max_user_connections" value="' . $row['max_user_connections'] . '" size="11" maxlength="11" title="' . $GLOBALS['strPrivDescMaxUserConnections'] . '" />' . "\n"
                   . $spaces . '        </div>' . "\n";
            }
            echo $spaces . '    </fieldset>' . "\n";
           }
        // for Safari 2.0.2
        echo $spaces . '    <div class="clearfloat"></div>' . "\n";
    }
    echo $spaces . '</fieldset>' . "\n";
    if ($submit) {
        echo $spaces . '<fieldset id="fieldset_user_privtable_footer" class="tblFooters">' . "\n"
           . $spaces . '    <input type="submit" name="update_privs" value="' . $GLOBALS['strGo'] . '" />' . "\n"
           . $spaces . '</fieldset>' . "\n";
    }
} // end of the 'PMA_displayPrivTable()' function


/**
 * Displays the fields used by the "new user" form as well as the
 * "change login information / copy user" form.
 *
 * @param   string     $mode    are we creating a new user or are we just
 *                              changing  one? (allowed values: 'new', 'change')
 * @param   int        $indent  the indenting level of the code
 *
 * @global  array      $cfg     the phpMyAdmin configuration
 * @global  ressource  $user_link the database connection
 *
 * @return  void
 */
function PMA_displayLoginInformationFields($mode = 'new', $indent = 0 ) {
    $spaces = str_repeat( '    ', $indent);

    // Get user/host name lengths
    $fields_info = PMA_DBI_get_fields('mysql', 'user');
    $username_length = 16;
    $hostname_length = 41;
    foreach ($fields_info as $key => $val) {
        if ($val['Field'] == 'User') {
            strtok($val['Type'], '()');
            $v = strtok('()');
            if (is_int($v)) {
                $username_length = $v;
            }
        } elseif ($val['Field'] == 'Host') {
            strtok($val['Type'], '()');
            $v = strtok('()');
            if (is_int($v)) {
                $hostname_length = $v;
            }
        }
    }
    unset($fields_info);

    if ( isset( $GLOBALS['username'] ) && strlen( $GLOBALS['username'] ) === 0 ) {
        $GLOBALS['pred_username'] = 'any';
    }
    echo $spaces . '<fieldset id="fieldset_add_user_login">' . "\n"
       . $spaces . '<legend>' . $GLOBALS['strLoginInformation'] . '</legend>' . "\n"
       . $spaces . '<div class="item">' . "\n"
       . $spaces . '<label for="select_pred_username">' . "\n"
       . $spaces . '    ' . $GLOBALS['strUserName'] . ':' . "\n"
       . $spaces . '</label>' . "\n"
       . $spaces . '<span class="options">' . "\n"
       . $spaces . '    <select name="pred_username" id="select_pred_username" title="' . $GLOBALS['strUserName'] . '"' . "\n"
       . $spaces . '        onchange="if (this.value == \'any\') { username.value = \'\'; } else if (this.value == \'userdefined\') { username.focus(); username.select(); }">' . "\n"
       . $spaces . '        <option value="any"' . ((isset($GLOBALS['pred_username']) && $GLOBALS['pred_username'] == 'any') ? ' selected="selected"' : '') . '>' . $GLOBALS['strAnyUser'] . '</option>' . "\n"
       . $spaces . '        <option value="userdefined"' . ((!isset($GLOBALS['pred_username']) || $GLOBALS['pred_username'] == 'userdefined') ? ' selected="selected"' : '') . '>' . $GLOBALS['strUseTextField'] . ':</option>' . "\n"
       . $spaces . '    </select>' . "\n"
       . $spaces . '</span>' . "\n"
       . $spaces . '<input type="text" name="username" maxlength="' . $username_length . '" title="' . $GLOBALS['strUserName'] . '"' . (empty($GLOBALS['username']) ? '' : ' value="' . (isset($GLOBALS['new_username']) ? $GLOBALS['new_username'] : $GLOBALS['username']) . '"') . ' onchange="pred_username.value = \'userdefined\';" />' . "\n"
       . $spaces . '</div>' . "\n"
       . $spaces . '<div class="item">' . "\n"
       . $spaces . '<label for="select_pred_hostname">' . "\n"
       . $spaces . '    ' . $GLOBALS['strHost'] . ':' . "\n"
       . $spaces . '</label>' . "\n"
       . $spaces . '<span class="options">' . "\n"
       . $spaces . '    <select name="pred_hostname" id="select_pred_hostname" title="' . $GLOBALS['strHost'] . '"' . "\n";
    $res = PMA_DBI_query('SELECT USER();');
    $row = PMA_DBI_fetch_row($res);
    PMA_DBI_free_result($res);
    unset($res);
    if (!empty($row[0])) {
        $thishost = str_replace("'", '', substr($row[0], (strrpos($row[0], '@') + 1)));
        if ($thishost == 'localhost' || $thishost == '127.0.0.1') {
            unset($thishost);
        }
    }
    echo $spaces . '    onchange="if (this.value == \'any\') { hostname.value = \'%\'; } else if (this.value == \'localhost\') { hostname.value = \'localhost\'; } '
       . (empty($thishost) ? '' : 'else if (this.value == \'thishost\') { hostname.value = \'' . addslashes(htmlspecialchars($thishost)) . '\'; } ')
       . 'else if (this.value == \'hosttable\') { hostname.value = \'\'; } else if (this.value == \'userdefined\') { hostname.focus(); hostname.select(); }">' . "\n";
    unset($row);

    // when we start editing a user, $GLOBALS['pred_hostname'] is not defined
    if (!isset($GLOBALS['pred_hostname']) && isset($GLOBALS['hostname'])) {
        switch (strtolower($GLOBALS['hostname'])) {
            case 'localhost':
            case '127.0.0.1':
                $GLOBALS['pred_hostname'] = 'localhost';
                break;
            case '%':
                $GLOBALS['pred_hostname'] = 'any';
                break;
            default:
                $GLOBALS['pred_hostname'] = 'userdefined';
                break;
        }
    }
    echo $spaces . '        <option value="any"' . ((isset($GLOBALS['pred_hostname']) && $GLOBALS['pred_hostname'] == 'any') ? ' selected="selected"' : '') . '>' . $GLOBALS['strAnyHost'] . '</option>' . "\n"
       . $spaces . '        <option value="localhost"' . ((isset($GLOBALS['pred_hostname']) && $GLOBALS['pred_hostname'] == 'localhost') ? ' selected="selected"' : '') . '>' . $GLOBALS['strLocalhost'] . '</option>' . "\n";
    if (!empty($thishost)) {
        echo $spaces . '        <option value="thishost"' . ((isset($GLOBALS['pred_hostname']) && $GLOBALS['pred_hostname'] == 'thishost') ? ' selected="selected"' : '') . '>' . $GLOBALS['strThisHost'] . '</option>' . "\n";
    }
    unset($thishost);
    echo $spaces . '        <option value="hosttable"' . ((isset($GLOBALS['pred_hostname']) && $GLOBALS['pred_hostname'] == 'hosttable') ? ' selected="selected"' : '') . '>' . $GLOBALS['strUseHostTable'] . '</option>' . "\n"
       . $spaces . '        <option value="userdefined"' . ((isset($GLOBALS['pred_hostname']) && $GLOBALS['pred_hostname'] == 'userdefined') ? ' selected="selected"' : '') . '>' . $GLOBALS['strUseTextField'] . ':</option>' . "\n"
       . $spaces . '    </select>' . "\n"
       . $spaces . '</span>' . "\n"
       . $spaces . '<input type="text" name="hostname" maxlength="' . $hostname_length . '" value="' . ( isset($GLOBALS['hostname']) ? $GLOBALS['hostname'] : '' ) . '" title="' . $GLOBALS['strHost'] . '" onchange="pred_hostname.value = \'userdefined\';" />' . "\n"
       . $spaces . '</div>' . "\n"
       . $spaces . '<div class="item">' . "\n"
       . $spaces . '<label for="select_pred_password">' . "\n"
       . $spaces . '    ' . $GLOBALS['strPassword'] . ':' . "\n"
       . $spaces . '</label>' . "\n"
       . $spaces . '<span class="options">' . "\n"
       . $spaces . '    <select name="pred_password" id="select_pred_password" title="' . $GLOBALS['strPassword'] . '"' . "\n"
       . $spaces . '            onchange="if (this.value == \'none\') { pma_pw.value = \'\'; pma_pw2.value = \'\'; } else if (this.value == \'userdefined\') { pma_pw.focus(); pma_pw.select(); }">' . "\n"
       . ($mode == 'change' ? $spaces . '            <option value="keep" selected="selected">' . $GLOBALS['strKeepPass'] . '</option>' . "\n" : '')
       . $spaces . '        <option value="none"';
    if ( isset( $GLOBALS['username'] ) && $mode != 'change' ) {
        echo '  selected="selected"';
    }
    echo $spaces . '>' . $GLOBALS['strNoPassword'] . '</option>' . "\n"
       . $spaces . '        <option value="userdefined"' . ( isset( $GLOBALS['username'] ) ? '' : ' selected="selected"') . '>' . $GLOBALS['strUseTextField'] . ':</option>' . "\n"
       . $spaces . '    </select>' . "\n"
       . $spaces . '</span>' . "\n"
       . $spaces . '<input type="password" id="text_pma_pw" name="pma_pw" title="' . $GLOBALS['strPassword'] . '" onchange="pred_password.value = \'userdefined\';" />' . "\n"
       . $spaces . '</div>' . "\n"
       . $spaces . '<div class="item">' . "\n"
       . $spaces . '<label for="text_pma_pw2">' . "\n"
       . $spaces . '    ' . $GLOBALS['strReType'] . ':' . "\n"
       . $spaces . '</label>' . "\n"
       . $spaces . '<span class="options">&nbsp;</span>' . "\n"
       . $spaces . '<input type="password" name="pma_pw2" id="text_pma_pw2" title="' . $GLOBALS['strReType'] . '" onchange="pred_password.value = \'userdefined\';" />' . "\n"
       . $spaces . '</div>' . "\n"
       . $spaces . '<div class="item">' . "\n"
       . $spaces . '<label for="button_generate_password">' . "\n"
       . $spaces . '    ' . $GLOBALS['strGeneratePassword'] . ':' . "\n"
       . $spaces . '</label>' . "\n"
       . $spaces . '<span class="options">' . "\n"
       . $spaces . '    <input type="button" id="button_generate_password" value="' . $GLOBALS['strGenerate'] . '" onclick="suggestPassword()" />' . "\n"
       . $spaces . '    <input type="button" id="button_copy_password" value="' . $GLOBALS['strCopy'] . '" onclick="suggestPasswordCopy(this.form)" />' . "\n"
       . $spaces . '</span>' . "\n"
       . $spaces . '<input type="text" name="generated_pw" id="generated_pw" />' . "\n"
       . $spaces . '</div>' . "\n"
       . $spaces . '</fieldset>' . "\n";
} // end of the 'PMA_displayUserAndHostFields()' function


/**
 * Changes / copies a user, part I
 */
if (!empty($change_copy)) {
    $user_host_condition =
        ' WHERE ' . PMA_convert_using('User')
        .' = ' . PMA_convert_using(PMA_sqlAddslashes($old_username), 'quoted')
        .' AND ' . PMA_convert_using('Host')
        .' = ' . PMA_convert_using($old_hostname, 'quoted') . ';';
    $res = PMA_DBI_query('SELECT * FROM `mysql`.`user` ' . $user_host_condition);
    if (!$res) {
        $message = $GLOBALS['strNoUsersFound'];
        unset($change_copy);
    } else {
        $row = PMA_DBI_fetch_assoc($res);
        extract($row, EXTR_OVERWRITE);
        // Recent MySQL versions have the field "Password" in mysql.user,
        // so the previous extract creates $Password but this script
        // uses $password
        if (!isset($password) && isset($Password)) {
            $password=$Password;
        }
        PMA_DBI_free_result($res);
        $queries = array();
    }
}


/**
 * Adds a user
 *   (Changes / copies a user, part II)
 */
if (!empty($adduser_submit) || !empty($change_copy)) {
    unset($sql_query);
    if ($pred_username == 'any') {
        $username = '';
    }
    switch ($pred_hostname) {
        case 'any':
            $hostname = '%';
            break;
        case 'localhost':
            $hostname = 'localhost';
            break;
        case 'hosttable':
            $hostname = '';
            break;
        case 'thishost':
            $res = PMA_DBI_query('SELECT USER();');
            $row = PMA_DBI_fetch_row($res);
            PMA_DBI_free_result($res);
            unset($res);
            $hostname = substr($row[0], (strrpos($row[0], '@') + 1));
            unset($row);
            break;
    }
    $res = PMA_DBI_query(
        'SELECT \'foo\' FROM `mysql`.`user`'
        .' WHERE ' . PMA_convert_using('User')
        .' = ' . PMA_convert_using(PMA_sqlAddslashes($username), 'quoted')
        .' AND ' . PMA_convert_using('Host')
        .' = ' . PMA_convert_using($hostname, 'quoted') . ';',
        null, PMA_DBI_QUERY_STORE);
    if (PMA_DBI_num_rows($res) == 1) {
        PMA_DBI_free_result($res);
        $message = sprintf($GLOBALS['strUserAlreadyExists'], '[i]\'' . $username . '\'@\'' . $hostname . '\'[/i]');
        $adduser = 1;
    } else {
        PMA_DBI_free_result($res);

        if (50002 <= PMA_MYSQL_INT_VERSION) {
            // MySQL 5 requires CREATE USER before any GRANT on this user can done
            $create_user_real = 'CREATE USER \'' . PMA_sqlAddslashes($username) . '\'@\'' . $hostname . '\'';
        }

        $real_sql_query =
            'GRANT ' . join(', ', PMA_extractPrivInfo()) . ' ON *.* TO \''
            . PMA_sqlAddslashes($username) . '\'@\'' . $hostname . '\'';
        if ($pred_password != 'none' && $pred_password != 'keep') {
            $pma_pw_hidden = str_repeat('*', strlen($pma_pw));
            $sql_query = $real_sql_query . ' IDENTIFIED BY \'' . $pma_pw_hidden . '\'';
            $real_sql_query .= ' IDENTIFIED BY \'' . PMA_sqlAddslashes($pma_pw) . '\'';
            if ( isset( $create_user_real ) ) {
                $create_user_show = $create_user_real . ' IDENTIFIED BY \'' . $pma_pw_hidden . '\'';
                $create_user_real .= ' IDENTIFIED BY \'' . PMA_sqlAddslashes($pma_pw) . '\'';
            }
        } else {
            if ($pred_password == 'keep' && !empty($password)) {
                $real_sql_query .= ' IDENTIFIED BY PASSWORD \'' . $password . '\'';
                if ( isset( $create_user_real ) ) {
                    $create_user_real .= ' IDENTIFIED BY PASSWORD \'' . $password . '\'';
                }
            }
            $sql_query = $real_sql_query;
            if ( isset( $create_user_real ) ) {
                $create_user_show = $create_user_real;
            }
        }
        /**
         * @todo similar code appears twice in this script
         */
        if ((isset($Grant_priv) && $Grant_priv == 'Y') || (PMA_MYSQL_INT_VERSION >= 40002 && (isset($max_questions) || isset($max_connections) || isset($max_updates) || isset($max_user_connections)))) {
            $real_sql_query .= 'WITH';
            $sql_query .= 'WITH';
            if (isset($Grant_priv) && $Grant_priv == 'Y') {
                $real_sql_query .= ' GRANT OPTION';
                $sql_query .= ' GRANT OPTION';
            }
            if (PMA_MYSQL_INT_VERSION >= 40002) {
                if (isset($max_questions)) {
                    // avoid negative values
                    $max_questions = max(0, (int)$max_questions);
                    $real_sql_query .= ' MAX_QUERIES_PER_HOUR ' . $max_questions;
                    $sql_query .= ' MAX_QUERIES_PER_HOUR ' . $max_questions;
                }
                if (isset($max_connections)) {
                    $max_connections = max(0, (int)$max_connections);
                    $real_sql_query .= ' MAX_CONNECTIONS_PER_HOUR ' . $max_connections;
                    $sql_query .= ' MAX_CONNECTIONS_PER_HOUR ' . $max_connections;
                }
                if (isset($max_updates)) {
                    $max_updates = max(0, (int)$max_updates);
                    $real_sql_query .= ' MAX_UPDATES_PER_HOUR ' . $max_updates;
                    $sql_query .= ' MAX_UPDATES_PER_HOUR ' . $max_updates;
                }
            }
            if (PMA_MYSQL_INT_VERSION >= 50003) {
                if (isset($max_user_connections)) {
                    $max_user_connections = max(0, (int)$max_user_connections);
                    $real_sql_query .= ' MAX_USER_CONNECTIONS ' . $max_user_connections;
                    $sql_query .= ' MAX_USER_CONNECTIONS ' . $max_user_connections;
                }
            }
        }
        if ( isset( $create_user_real ) ) {
            $create_user_real .= ';';
            $create_user_show .= ';';
        }
        $real_sql_query .= ';';
        $sql_query .= ';';
        if (empty($change_copy)) {
            if ( isset( $create_user_real ) ) {
                PMA_DBI_try_query($create_user_real) or PMA_mysqlDie(PMA_DBI_getError(), $create_user_show);
                $sql_query = $create_user_show . $sql_query;
            }
            PMA_DBI_try_query($real_sql_query) or PMA_mysqlDie(PMA_DBI_getError(), $sql_query);
            $message = $GLOBALS['strAddUserMessage'];

            /* Create database for new user */
            if (isset($createdb) && $createdb > 0) {
                if ($createdb == 1) {
                    $q = 'CREATE DATABASE IF NOT EXISTS ' . PMA_backquote(PMA_sqlAddslashes($username)) . ';';
                    $sql_query .= $q;
                    PMA_DBI_try_query($q) or PMA_mysqlDie(PMA_DBI_getError(), $sql_query);
                    $GLOBALS['reload'] = TRUE;
                    PMA_reloadNavigation();

                    $q = 'GRANT ALL PRIVILEGES ON ' . PMA_backquote(PMA_sqlAddslashes($username)) . '.* TO \'' . PMA_sqlAddslashes($username) . '\'@\'' . $hostname . '\';';
                    $sql_query .= $q;
                    PMA_DBI_try_query($q) or PMA_mysqlDie(PMA_DBI_getError(), $sql_query);
                } elseif ($createdb == 2) {
                    $q = 'GRANT ALL PRIVILEGES ON ' . PMA_backquote(PMA_sqlAddslashes($username) . '\_%') . '.* TO \'' . PMA_sqlAddslashes($username) . '\'@\'' . $hostname . '\';';
                    $sql_query .= $q;
                    PMA_DBI_try_query($q) or PMA_mysqlDie(PMA_DBI_getError(), $sql_query);
                }
            }
        } else {
            if ( isset( $create_user_real ) ) {
                $queries[]             = $create_user_real;
            }
            $queries[]             = $real_sql_query;
            // we put the query containing the hidden password in
            // $queries_for_display, at the same position occupied
            // by the real query in $queries
            $tmp_count = count($queries);
            if ( isset( $create_user_real ) ) {
                $queries_for_display[$tmp_count - 2] = $create_user_show;
            }
            $queries_for_display[$tmp_count - 1] = $sql_query;
        }
        unset($res, $real_sql_query);
    }
}


/**
 * Changes / copies a user, part III
 */
if (!empty($change_copy)) {
    $user_host_condition =
        ' WHERE ' . PMA_convert_using('User')
        .' = ' . PMA_convert_using(PMA_sqlAddslashes($old_username), 'quoted')
        .' AND ' . PMA_convert_using('Host')
        .' = ' . PMA_convert_using($old_hostname, 'quoted') . ';';
    $res = PMA_DBI_query('SELECT * FROM `mysql`.`db`' . $user_host_condition );
    while ($row = PMA_DBI_fetch_assoc($res)) {
        $queries[] =
            'GRANT ' . join(', ', PMA_extractPrivInfo($row))
            .' ON `' . $row['Db'] . '`.*'
            .' TO \'' . PMA_sqlAddslashes($username) . '\'@\'' . $hostname . '\''
            . ( $row['Grant_priv'] == 'Y' ? ' WITH GRANT OPTION;' : ';' );
    }
    PMA_DBI_free_result($res);
    $res = PMA_DBI_query(
        'SELECT `Db`, `Table_name`, `Table_priv`'
        .' FROM `mysql`.`tables_priv`' . $user_host_condition,
        $GLOBALS['userlink'], PMA_DBI_QUERY_STORE );
    while ($row = PMA_DBI_fetch_assoc($res)) {

        $res2 = PMA_DBI_QUERY(
            'SELECT `Column_name`, `Column_priv`'
            .' FROM `mysql`.`columns_priv`'
            .' WHERE ' . PMA_convert_using('User')
            .' = ' . PMA_convert_using(PMA_sqlAddslashes($old_username), 'quoted')
            .' AND ' . PMA_convert_using('`Host`')
            .' = ' . PMA_convert_using($old_hostname, 'quoted')
            .' AND ' . PMA_convert_using('`Db`')
            .' = ' . PMA_convert_using($row['Db'], 'quoted')
            .' AND ' . PMA_convert_using('`Table_name`')
            .' = ' . PMA_convert_using($row['Table_name'], 'quoted')
            .';',
            null, PMA_DBI_QUERY_STORE);

        $tmp_privs1 = PMA_extractPrivInfo($row);
        $tmp_privs2 = array(
            'Select' => array(),
            'Insert' => array(),
            'Update' => array(),
            'References' => array()
        );

        while ($row2 = PMA_DBI_fetch_assoc($res2)) {
            $tmp_array = explode(',', $row2['Column_priv']);
            if (in_array('Select', $tmp_array)) {
                $tmp_privs2['Select'][] = $row2['Column_name'];
            }
            if (in_array('Insert', $tmp_array)) {
                $tmp_privs2['Insert'][] = $row2['Column_name'];
            }
            if (in_array('Update', $tmp_array)) {
                $tmp_privs2['Update'][] = $row2['Column_name'];
            }
            if (in_array('References', $tmp_array)) {
                $tmp_privs2['References'][] = $row2['Column_name'];
            }
            unset($tmp_array);
        }
        if (count($tmp_privs2['Select']) > 0 && !in_array('SELECT', $tmp_privs1)) {
            $tmp_privs1[] = 'SELECT (`' . join('`, `', $tmp_privs2['Select']) . '`)';
        }
        if (count($tmp_privs2['Insert']) > 0 && !in_array('INSERT', $tmp_privs1)) {
            $tmp_privs1[] = 'INSERT (`' . join('`, `', $tmp_privs2['Insert']) . '`)';
        }
        if (count($tmp_privs2['Update']) > 0 && !in_array('UPDATE', $tmp_privs1)) {
            $tmp_privs1[] = 'UPDATE (`' . join('`, `', $tmp_privs2['Update']) . '`)';
        }
        if (count($tmp_privs2['References']) > 0 && !in_array('REFERENCES', $tmp_privs1)) {
            $tmp_privs1[] = 'REFERENCES (`' . join('`, `', $tmp_privs2['References']) . '`)';
        }
        unset($tmp_privs2);
        $queries[] =
            'GRANT ' . join(', ', $tmp_privs1)
            . ' ON `' . $row['Db'] . '`.`' . $row['Table_name']
            . '` TO \'' . PMA_sqlAddslashes($username) . '\'@\'' . $hostname . '\''
            . (in_array('Grant', explode(',', $row['Table_priv'])) ? ' WITH GRANT OPTION;' : ';');
    }
}


/**
 * Updates privileges
 */
if (!empty($update_privs)) {
    // escaping a wildcard character in a GRANT is only accepted at the global
    // or database level, not at table level; this is why I remove
    // the escaping character
    // Note: in the phpMyAdmin list of Database-specific privileges,
    //  we will have for example
    //  test\_db  SELECT (this one is for privileges on a db level)
    //  test_db   USAGE  (this one is for table-specific privileges)
    //
    // It looks curious but reflects the way MySQL works

    if (! isset($dbname) || ! strlen($dbname)) {
        $db_and_table = '*.*';
    } else {
        if ( isset( $tablename ) && strlen($tablename) ) {
            $db_and_table = PMA_backquote( PMA_unescape_mysql_wildcards( $dbname ) ) . '.';
            $db_and_table .= PMA_backquote( $tablename );
        } else {
            $db_and_table = PMA_backquote( $dbname ) . '.';
            $db_and_table .= '*';
        }
    }

    $sql_query0 =
        'REVOKE ALL PRIVILEGES ON ' . $db_and_table
        . ' FROM \'' . PMA_sqlAddslashes($username) . '\'@\'' . $hostname . '\';';
    if (!isset($Grant_priv) || $Grant_priv != 'Y') {
        $sql_query1 =
            'REVOKE GRANT OPTION ON ' . $db_and_table
            . ' FROM \'' . PMA_sqlAddslashes($username) . '\'@\'' . $hostname . '\';';
    }
    $sql_query2 =
        'GRANT ' . join(', ', PMA_extractPrivInfo())
        . ' ON ' . $db_and_table
        . ' TO \'' . PMA_sqlAddslashes($username) . '\'@\'' . $hostname . '\'';

    /**
     * @todo similar code appears twice in this script
     */
    if ( ( isset($Grant_priv) && $Grant_priv == 'Y')
      || ( ( ! isset($dbname) || ! strlen($dbname) ) && PMA_MYSQL_INT_VERSION >= 40002
        && ( isset($max_questions) || isset($max_connections)
          || isset($max_updates) || isset($max_user_connections))))
    {
        $sql_query2 .= 'WITH';
        if (isset($Grant_priv) && $Grant_priv == 'Y') {
            $sql_query2 .= ' GRANT OPTION';
        }
        if (PMA_MYSQL_INT_VERSION >= 40002) {
            if (isset($max_questions)) {
                $max_questions = max(0, (int)$max_questions);
                $sql_query2 .= ' MAX_QUERIES_PER_HOUR ' . $max_questions;
            }
            if (isset($max_connections)) {
                $max_connections = max(0, (int)$max_connections);
                $sql_query2 .= ' MAX_CONNECTIONS_PER_HOUR ' . $max_connections;
            }
            if (isset($max_updates)) {
                $max_updates = max(0, (int)$max_updates);
                $sql_query2 .= ' MAX_UPDATES_PER_HOUR ' . $max_updates;
            }
        }
        if (PMA_MYSQL_INT_VERSION >= 50003) {
            if (isset($max_user_connections)) {
                $max_user_connections = max(0, (int)$max_user_connections);
                $sql_query2 .= ' MAX_USER_CONNECTIONS ' . $max_user_connections;
            }
        }
    }
    $sql_query2 .= ';';
    if (!PMA_DBI_try_query($sql_query0)) { // this query may fail, but this does not matter :o)
        // a case when it can fail is when the admin does not have all
        // privileges: he can't do a REVOKE ALL PRIVILEGES !
        // so at least we display the error
        echo PMA_DBI_getError();
        unset($sql_query0);
    }
    if (isset($sql_query1) && !PMA_DBI_try_query($sql_query1)) { // this one may fail, too...
        unset($sql_query1);
    }
    PMA_DBI_query($sql_query2);
    $sql_query = (isset($sql_query0) ? $sql_query0 . ' ' : '')
               . (isset($sql_query1) ? $sql_query1 . ' ' : '')
               . $sql_query2;
    $message = sprintf($GLOBALS['strUpdatePrivMessage'], '\'' . $username . '\'@\'' . $hostname . '\'');
}


/**
 * Revokes Privileges
 */
if (!empty($revokeall)) {

    if ( ! isset($dbname) || ! strlen($dbname) ) {
        $db_and_table = '*.*';
    } else {
        if ( ! isset( $tablename ) || ! strlen($tablename) ) {
            $db_and_table = PMA_backquote( $dbname ) . '.';
            $db_and_table .= '*';
        } else {
            $db_and_table = PMA_backquote( PMA_unescape_mysql_wildcards( $dbname ) ) . '.';
            $db_and_table .= PMA_backquote( $tablename );
        }
    }

    $sql_query0 =
        'REVOKE ALL PRIVILEGES ON ' . $db_and_table
        . ' FROM \'' . $username . '\'@\'' . $hostname . '\';';
    $sql_query1 =
        'REVOKE GRANT OPTION ON ' . $db_and_table
        . ' FROM \'' . $username . '\'@\'' . $hostname . '\';';
    PMA_DBI_query($sql_query0);
    if (!PMA_DBI_try_query($sql_query1)) { // this one may fail, too...
        unset($sql_query1);
    }
    $sql_query = $sql_query0 . (isset($sql_query1) ? ' ' . $sql_query1 : '');
    $message = sprintf($GLOBALS['strRevokeMessage'], '\'' . $username . '\'@\'' . $hostname . '\'');
    if ( ! isset($tablename) || ! strlen($tablename) ) {
        unset($dbname);
    } else {
        unset($tablename);
    }
}


/**
 * Updates the password
 */
if (!empty($change_pw)) {
    if ($nopass == 1) {
        $sql_query = 'SET PASSWORD FOR \'' . $username . '\'@\'' . $hostname . '\' = \'\';';
        PMA_DBI_query($sql_query);
        $message = sprintf($GLOBALS['strPasswordChanged'], '\'' . $username . '\'@\'' . $hostname . '\'');
    } elseif (empty($pma_pw) || empty($pma_pw2)) {
        $message = $GLOBALS['strPasswordEmpty'];
    } elseif ($pma_pw != $pma_pw2) {
        $message = $GLOBALS['strPasswordNotSame'];
    } else {
        $hidden_pw = '';
        for ($i = 0; $i < strlen($pma_pw); $i++) {
            $hidden_pw .= '*';
        }
        $local_query = 'SET PASSWORD FOR \'' . PMA_sqlAddslashes($username) . '\'@\'' . $hostname . '\' = PASSWORD(\'' . PMA_sqlAddslashes($pma_pw) . '\')';
        $sql_query = 'SET PASSWORD FOR \'' . PMA_sqlAddslashes($username) . '\'@\'' . $hostname . '\' = PASSWORD(\'' . $hidden_pw . '\')';
        PMA_DBI_try_query($local_query) or PMA_mysqlDie(PMA_DBI_getError(), $sql_query);
        $message = sprintf($GLOBALS['strPasswordChanged'], '\'' . $username . '\'@\'' . $hostname . '\'');
    }
}


/**
 * Deletes users
 *   (Changes / copies a user, part IV)
 */
$user_host_separator = chr(27);

if (!empty($delete) || (!empty($change_copy) && $mode < 4)) {
    if (!empty($change_copy)) {
        $selected_usr = array($old_username . $user_host_separator . $old_hostname);
    } else {
        $queries = array();
    }
    for ($i = 0; isset($selected_usr[$i]); $i++) {
        list($this_user, $this_host) = explode($user_host_separator, $selected_usr[$i]);
        $queries[] = '# ' . sprintf($GLOBALS['strDeleting'], '\'' . $this_user . '\'@\'' . $this_host . '\'') . ' ...';
        if ( PMA_MYSQL_INT_VERSION >= 50002 ) {
            $queries[] = 'DROP USER \'' . PMA_sqlAddslashes($this_user) . '\'@\'' . $this_host . '\';';
        } else {
            if ($mode == 2) {
                // The SHOW GRANTS query may fail if the user has not been loaded
                // into memory
                $res = PMA_DBI_try_query('SHOW GRANTS FOR \'' . PMA_sqlAddslashes($this_user) . '\'@\'' . $this_host . '\';');
                if ($res) {
                    $queries[] = 'REVOKE ALL PRIVILEGES ON *.* FROM \'' . PMA_sqlAddslashes($this_user) . '\'@\'' . $this_host . '\';';
                    while ($row = PMA_DBI_fetch_row($res)) {
                        $this_table = substr($row[0], (strpos($row[0], 'ON') + 3), (strpos($row[0], ' TO ') - strpos($row[0], 'ON') - 3));
                        if ($this_table != '*.*') {
                            $queries[] = 'REVOKE ALL PRIVILEGES ON ' . $this_table . ' FROM \'' . PMA_sqlAddslashes($this_user) . '\'@\'' . $this_host . '\';';

                            if (strpos($row[0], 'WITH GRANT OPTION')) {
                                $queries[] = 'REVOKE GRANT OPTION ON ' . $this_table . ' FROM \'' . PMA_sqlAddslashes($this_user) . '\'@\'' . $this_host . '\';';
                            }
                        }
                        unset($this_table);
                    }
                    PMA_DBI_free_result($res);
                }
                unset($res);
            }
            if ( PMA_MYSQL_INT_VERSION >= 40101 ) {
                if (PMA_MYSQL_INT_VERSION < 50002) {
                    $queries[] = 'REVOKE GRANT OPTION ON *.* FROM \'' . PMA_sqlAddslashes($this_user) . '\'@\'' . $this_host . '\';';
                }
                $queries[] = 'DROP USER \'' . PMA_sqlAddslashes($this_user) . '\'@\'' . $this_host . '\';';
            } else {
                $queries[] = 'DELETE FROM `mysql`.`user` WHERE ' . PMA_convert_using('User') . ' = ' . PMA_convert_using(PMA_sqlAddslashes($this_user), 'quoted') . ' AND ' . PMA_convert_using('Host') . ' = ' . PMA_convert_using($this_host, 'quoted') . ';';
            }
            if ($mode != 2) {
                // If we REVOKE the table grants, we should not need to modify the
                // `mysql`.`db`, `mysql`.`tables_priv` and `mysql`.`columns_priv` tables manually...
                $user_host_condition =
                    ' WHERE ' . PMA_convert_using('User')
                    . ' = ' . PMA_convert_using(PMA_sqlAddslashes($this_user), 'quoted')
                    . ' AND ' . PMA_convert_using('Host')
                    . ' = ' . PMA_convert_using($this_host, 'quoted') . ';';
                $queries[] = 'DELETE FROM `mysql`.`db`' . $user_host_condition;
                $queries[] = 'DELETE FROM `mysql`.`tables_priv`' . $user_host_condition;
                $queries[] = 'DELETE FROM `mysql`.`columns_priv`' . $user_host_condition;
            }
        }
        if (!empty($drop_users_db)) {
            $queries[] = 'DROP DATABASE IF EXISTS ' . PMA_backquote($this_user) . ';';
            $GLOBALS['reload'] = TRUE;
            PMA_reloadNavigation();
        }
    }
    if (empty($change_copy)) {
        if (empty($queries)) {
            $show_error_header = TRUE;
            $message = $GLOBALS['strDeleteNoUsersSelected'];
        } else {
            if ($mode == 3) {
                $queries[] = '# ' . $GLOBALS['strReloadingThePrivileges'] . ' ...';
                $queries[] = 'FLUSH PRIVILEGES;';
            }
            foreach ($queries as $sql_query) {
                if ($sql_query{0} != '#') {
                    PMA_DBI_query($sql_query, $GLOBALS['userlink']);
                }
            }
            $sql_query = join("\n", $queries);
            $message = $GLOBALS['strUsersDeleted'];
        }
        unset($queries);
    }
}


/**
 * Changes / copies a user, part V
 */
if (!empty($change_copy)) {
    $tmp_count = 0;
    foreach ($queries as $sql_query) {
        if ($sql_query{0} != '#') {
            PMA_DBI_query($sql_query);
        }
        // when there is a query containing a hidden password, take it
        // instead of the real query sent
        if (isset($queries_for_display[$tmp_count])) {
            $queries[$tmp_count] = $queries_for_display[$tmp_count];
        }
        $tmp_count++;
    }
    $message = $GLOBALS['strSuccess'];
    $sql_query = join("\n", $queries);
}


/**
 * Reloads the privilege tables into memory
 */
if (!empty($flush_privileges)) {
    $sql_query = 'FLUSH PRIVILEGES;';
    PMA_DBI_query($sql_query);
    $message = $GLOBALS['strPrivilegesReloaded'];
}


/**
 * Displays the links
 */
if (isset($viewing_mode) && $viewing_mode == 'db') {
     $db = $checkprivs;
     $url_query .= '&amp;goto=db_operations.php';

     // Gets the database structure
     $sub_part = '_structure';
     require('./libraries/db_info.inc.php');
     echo "\n";
} else {
    require('./libraries/server_links.inc.php');
}


/**
 * defines some standard links
 */
$link_edit = '<a href="server_privileges.php?' . $GLOBALS['url_query']
    .'&amp;username=%s'
    .'&amp;hostname=%s'
    .'&amp;dbname=%s'
    .'&amp;tablename=%s">';
if ( $GLOBALS['cfg']['PropertiesIconic'] ) {
    $link_edit .= '<img class="icon" src="' . $GLOBALS['pmaThemeImage'] . 'b_usredit.png" width="16" height="16" alt="' . $GLOBALS['strEditPrivileges'] . '" title="' . $GLOBALS['strEditPrivileges'] . '" />';
} else {
    $link_edit .= $GLOBALS['strEditPrivileges'];
}
$link_edit .= '</a>';

$link_revoke = '<a href="server_privileges.php?' . $GLOBALS['url_query']
    .'&amp;username=%s'
    .'&amp;hostname=%s'
    .'&amp;dbname=%s'
    .'&amp;tablename=%s'
    .'&amp;revokeall=1">';
if ( $GLOBALS['cfg']['PropertiesIconic'] ) {
    $link_revoke .= '<img class="icon" src="' . $GLOBALS['pmaThemeImage'] . 'b_usrdrop.png" width="16" height="16" alt="' . $GLOBALS['strRevoke'] . '" title="' . $GLOBALS['strRevoke'] . '" />';
} else {
    $link_revoke .= $GLOBALS['strRevoke'];
}
$link_revoke .= '</a>';

/**
 * Displays the page
 */
if ( empty( $adduser ) && ( ! isset( $checkprivs ) || ! strlen($checkprivs) ) ) {
    if ( ! isset( $username ) ) {
        // No username is given --> display the overview
        echo '<h2>' . "\n"
           . ($GLOBALS['cfg']['MainPageIconic'] ? '<img class="icon" src="'. $GLOBALS['pmaThemeImage'] . 'b_usrlist.png" alt="" />' : '')
           . $GLOBALS['strUserOverview'] . "\n"
           . '</h2>' . "\n";

        $sql_query =
            'SELECT `User`,' .
            '       `Host`,' .
            '       IF(`Password` = ' . (PMA_MYSQL_INT_VERSION >= 40100 ? '_latin1 ' : '') . '\'\', \'N\', \'Y\') AS \'Password\',' .
            '       `Select_priv`,' .
            '       `Insert_priv`,' .
            '       `Update_priv`,' .
            '       `Delete_priv`,' .
            '       `Index_priv`,' .
            '       `Alter_priv`,' .
            '       `Create_priv`,' .
            '       `Drop_priv`,' .
            '       `Grant_priv`,' .
            '       `References_priv`,' .
            '       `Reload_priv`,' .
            '       `Shutdown_priv`,' .
            '       `Process_priv`,' .
            '       `File_priv`';

        if (PMA_MYSQL_INT_VERSION >= 40002) {
            $sql_query .= ', `Show_db_priv`, `Super_priv`, `Create_tmp_table_priv`, `Lock_tables_priv`, `Execute_priv`, `Repl_slave_priv`, `Repl_client_priv`';
        }

        if (PMA_MYSQL_INT_VERSION >= 50001) {
            $sql_query .= ', `Create_view_priv`, `Show_view_priv`';
        }

        if (PMA_MYSQL_INT_VERSION >= 50003) {
            $sql_query .= ', `Create_user_priv`, `Create_routine_priv`, `Alter_routine_priv`';
        }

        $sql_query .= '  FROM `mysql`.`user`';

        $sql_query .= (isset($initial) ? PMA_RangeOfUsers($initial) : '');

        $sql_query .= ' ORDER BY `User` ASC, `Host` ASC;';
        $res = PMA_DBI_try_query($sql_query, null, PMA_DBI_QUERY_STORE);

        if (! $res) {
            // the query failed! This may have two reasons:
            // - the user does not have enough privileges
            // - the privilege tables use a structure of an earlier version.
            // so let's try a more simple query

            $sql_query = 'SELECT * FROM `mysql`.`user`';
            $res = PMA_DBI_try_query($sql_query, null, PMA_DBI_QUERY_STORE);

            if (!$res) {
                echo '<i>' . $GLOBALS['strNoPrivileges'] . '</i>' . "\n";
                PMA_DBI_free_result($res);
                unset($res);
            } else {
                // rabus: This message is hardcoded because I will replace it by
                // a automatic repair feature soon.
                echo '<div class="warning">' . "\n"
                   . '    Warning: Your privilege table structure seems to be older than this MySQL version!<br />' . "\n"
                   . '    Please run the script <tt>mysql_fix_privilege_tables</tt> that should be included in your MySQL server distribution to solve this problem!' . "\n"
                   . '</div><br />' . "\n";
            }
        } else {

            // we also want users not in table `user` but in other table
            $tables = PMA_DBI_fetch_result('SHOW TABLES FROM `mysql`;');

            $tables_to_search_for_users = array(
                'user', 'db', 'tables_priv', 'columns_priv', 'procs_priv',
            );

            $db_rights_sqls = array();
            foreach ( $tables_to_search_for_users as $table_search_in ) {
                if ( in_array( $table_search_in, $tables ) ) {
                    $db_rights_sqls[] = 'SELECT DISTINCT `User`, `Host` FROM `mysql`.`' . $table_search_in . '` ' . (isset($initial) ? PMA_RangeOfUsers($initial) : '');
                }
            }

            $user_defaults = array(
                'User'      => '',
                'Host'      => '%',
                'Password'  => '?',
                'Grant_priv' => 'N',
                'privs'     => array( 'USAGE' ),
            );

            // for all initials, even non A-Z
            $array_initials = array();
            // for the rights
            $db_rights = array();

            // do not use UNION DISTINCT, as it's not allowed before
            // MySQL 4.0.17, and because "it does nothing" (cf manual)
            if ( PMA_MYSQL_INT_VERSION >= 40000 ) {
                $db_rights_sql = '(' . implode( ') UNION (', $db_rights_sqls ) . ')'
                    .' ORDER BY `User` ASC, `Host` ASC';

                $db_rights_result = PMA_DBI_query( $db_rights_sql );

                while ( $db_rights_row = PMA_DBI_fetch_assoc( $db_rights_result ) ) {
                    $db_rights_row = array_merge( $user_defaults, $db_rights_row );
                    $db_rights[$db_rights_row['User']][$db_rights_row['Host']] =
                        $db_rights_row;
                }
            } else {
                foreach ( $db_rights_sqls as $db_rights_sql ) {
                    $db_rights_result = PMA_DBI_query( $db_rights_sql );

                    while ( $db_rights_row = PMA_DBI_fetch_assoc( $db_rights_result ) ) {
                        $db_rights_row = array_merge( $user_defaults, $db_rights_row );
                        $db_rights[$db_rights_row['User']][$db_rights_row['Host']] =
                            $db_rights_row;
                    }
                }
            }
            PMA_DBI_free_result( $db_rights_result );
            unset( $db_rights_sql, $db_rights_sqls, $db_rights_result, $db_rights_row );
            ksort( $db_rights );

            /**
             * Displays the initials
             */

            // initialize to FALSE the letters A-Z
            for ($letter_counter = 1; $letter_counter < 27; $letter_counter++) {
                if ( ! isset( $array_initials[chr($letter_counter + 64)] ) ) {
                    $array_initials[chr($letter_counter + 64)] = FALSE;
                }
            }

            $initials = PMA_DBI_try_query('SELECT DISTINCT UPPER(LEFT(' . PMA_convert_using('User') . ',1)) FROM `user` ORDER BY `User` ASC', null, PMA_DBI_QUERY_STORE);
            while (list($tmp_initial) = PMA_DBI_fetch_row($initials)) {
                $array_initials[$tmp_initial] = TRUE;
            }

            // Display the initials, which can be any characters, not
            // just letters. For letters A-Z, we add the non-used letters
            // as greyed out.

            uksort( $array_initials, "strnatcasecmp" );

            echo '<table cellspacing="5"><tr>';
            foreach ($array_initials as $tmp_initial => $initial_was_found) {
                if ($initial_was_found) {
                    echo '<td><a href="server_privileges.php?' . $GLOBALS['url_query'] . '&amp;initial=' . urlencode($tmp_initial) . '">' . $tmp_initial . '</a></td>' . "\n";
                } else {
                    echo '<td>' . $tmp_initial . '</td>';
                }
            }
            echo '<td><a href="server_privileges.php?' . $GLOBALS['url_query'] . '&amp;showall=1">[' . $GLOBALS['strShowAll'] . ']</a></td>' . "\n";
            echo '</tr></table>';

            /**
            * Display the user overview
            * (if less than 50 users, display them immediately)
            */

            if (isset($initial) || isset($showall) || PMA_DBI_num_rows($res) < 50) {

                while ( $row = PMA_DBI_fetch_assoc( $res ) ) {
                    $row['privs'] = PMA_extractPrivInfo( $row, true );
                    $db_rights[$row['User']][$row['Host']] = $row;
                }
                @PMA_DBI_free_result( $res );
                unset( $res );

                echo '<form name="usersForm" id="usersForm" action="server_privileges.php" method="post">' . "\n"
                   . PMA_generate_common_hidden_inputs('', '', 1)
                   . '    <table id="tableuserrights" class="data">' . "\n"
                   . '    <thead>' . "\n"
                   . '        <tr><td></td>' . "\n"
                   . '            <th>' . $GLOBALS['strUser'] . '</th>' . "\n"
                   . '            <th>' . $GLOBALS['strHost'] . '</th>' . "\n"
                   . '            <th>' . $GLOBALS['strPassword'] . '</th>' . "\n"
                   . '            <th>' . $GLOBALS['strGlobalPrivileges'] . ' '
                   . PMA_showHint(  $GLOBALS['strEnglishPrivileges'] ) . '</th>' . "\n"
                   . '            <th>' . $GLOBALS['strGrantOption'] . '</th>' . "\n"
                   . '            ' . ($GLOBALS['cfg']['PropertiesIconic'] ? '<td></td>' : '<th>' . $GLOBALS['strAction'] . '</th>') . "\n";
                echo '        </tr>' . "\n";
                echo '    </thead>' . "\n";
                echo '    <tbody>' . "\n";
                $odd_row = true;
                $index_checkbox = -1;
                foreach ( $db_rights as $user ) {
                    $index_checkbox++;
                    ksort( $user );
                    foreach ( $user as $host ) {
                        $index_checkbox++;
                        echo '        <tr class="' . ( $odd_row ? 'odd' : 'even' ) . '">' . "\n"
                           . '            <td><input type="checkbox" name="selected_usr[]" id="checkbox_sel_users_' . $index_checkbox . '" value="' . str_replace( chr(27), '&#27;', htmlentities($host['User'] . $user_host_separator . $host['Host'] ) ) . '"' . (empty($GLOBALS['checkall']) ?  '' : ' checked="checked"') . ' /></td>' . "\n"
                           . '            <td><label for="checkbox_sel_users_' . $index_checkbox . '">' . (empty($host['User']) ? '<span style="color: #FF0000">' . $GLOBALS['strAny'] . '</span>' : htmlspecialchars($host['User'])) . '</label></td>' . "\n"
                           . '            <td>' . htmlspecialchars($host['Host']) . '</td>' . "\n";
                        echo '            <td>';
                        switch ($host['Password']) {
                            case 'Y':
                                echo $GLOBALS['strYes'];
                                break;
                            case 'N':
                                echo '<span style="color: #FF0000">' . $GLOBALS['strNo'] . '</span>';
                                break;
                            // this happens if this is a definition not coming from mysql.user
                            default:
                                echo '--'; // in future version, replace by "not present"
                                break;
                        } // end switch
                        echo '</td>' . "\n"
                           . '            <td><tt>' . "\n"
                           . '                ' . implode( ',' . "\n" . '            ', $host['privs'] ) . "\n"
                           . '                </tt></td>' . "\n"
                           . '            <td>' . ($host['Grant_priv'] == 'Y' ? $GLOBALS['strYes'] : $GLOBALS['strNo']) . '</td>' . "\n"
                           . '            <td align="center">';
                        printf( $link_edit, urlencode( $host['User'] ),
                            urlencode( $host['Host'] ), '', ''  );
                        echo '</td>' . "\n"
                           . '        </tr>' . "\n";
                        $odd_row = ! $odd_row;
                    }
                }

                unset( $user, $host, $odd_row );
                echo '    </tbody></table>' . "\n"
                   .'<img class="selectallarrow"'
                   .' src="' . $pmaThemeImage . 'arrow_' . $text_dir . '.png"'
                   .' width="38" height="22"'
                   .' alt="' . $GLOBALS['strWithChecked'] . '" />' . "\n"
                   .'<a href="server_privileges.php?' . $GLOBALS['url_query'] .  '&amp;checkall=1"'
                   .' onclick="if ( markAllRows(\'usersForm\') ) return false;">'
                   . $GLOBALS['strCheckAll'] . '</a>' . "\n"
                   .'/' . "\n"
                   .'<a href="server_privileges.php?' . $GLOBALS['url_query'] .  '"'
                   .' onclick="if ( unMarkAllRows(\'usersForm\') ) return false;">'
                   . $GLOBALS['strUncheckAll'] . '</a>' . "\n";

                // add/delete user fieldset
                echo '    <fieldset id="fieldset_add_user">' . "\n"
                   . '        <a href="server_privileges.php?' . $GLOBALS['url_query'] . '&amp;adduser=1">' . "\n"
                   . ($GLOBALS['cfg']['PropertiesIconic'] ? '            <img class="icon" src="' . $pmaThemeImage . 'b_usradd.png" width="16" height="16" alt="" />' . "\n" : '' )
                   . '            ' . $GLOBALS['strAddUser'] . '</a>' . "\n"
                   . '    </fieldset>' . "\n"
                   . '    <fieldset id="fieldset_delete_user">'
                   . '        <legend>' . "\n"
                   . ($GLOBALS['cfg']['PropertiesIconic'] ? '            <img class="icon" src="' . $pmaThemeImage . 'b_usrdrop.png" width="16" height="16" alt="" />' . "\n" : '' )
                   . '            ' . $GLOBALS['strRemoveSelectedUsers'] . '' . "\n"
                   . '        </legend>' . "\n";

                // before MySQL 4.1.1, we offer some choices for the delete
                // mode, but for 4.1.1+, it will be done with REVOKEing the
                // privileges then a DROP USER (even no REVOKE at all
                // for MySQL 5), so no need to offer so many options
                if (PMA_MYSQL_INT_VERSION < 40101) {
                   echo '        <input type="radio" title="' . $GLOBALS['strJustDelete'] . ' ' . $GLOBALS['strJustDeleteDescr'] . '" name="mode" id="radio_mode_1" value="1" checked="checked" />' . "\n"
                   . '        <label for="radio_mode_1" title="' . $GLOBALS['strJustDelete'] . ' ' . $GLOBALS['strJustDeleteDescr'] . '">' . "\n"
                   . '            ' . $GLOBALS['strJustDelete'] . "\n"
                   . '        </label><br />' . "\n"
                   . '        <input type="radio" title="' . $GLOBALS['strRevokeAndDelete'] . ' ' . $GLOBALS['strRevokeAndDeleteDescr'] . '" name="mode" id="radio_mode_2" value="2" />' . "\n"
                   . '        <label for="radio_mode_2" title="' . $GLOBALS['strRevokeAndDelete'] . ' ' . $GLOBALS['strRevokeAndDeleteDescr'] . '">' . "\n"
                   . '            ' . $GLOBALS['strRevokeAndDelete'] . "\n"
                   . '        </label><br />' . "\n"
                   . '        <input type="radio" title="' . $GLOBALS['strDeleteAndFlush'] . ' ' . $GLOBALS['strDeleteAndFlushDescr'] . '" name="mode" id="radio_mode_3" value="3" />' . "\n"
                   . '        <label for="radio_mode_3" title="' . $GLOBALS['strDeleteAndFlush'] . ' ' . $GLOBALS['strDeleteAndFlushDescr'] . '">' . "\n"
                   . '            ' . $GLOBALS['strDeleteAndFlush'] . "\n"
                   . '        </label><br />' . "\n";
                 } else {
                     echo '        <input type="hidden" name="mode" value="2" />' . "\n"
                     . '( ' . $GLOBALS['strRevokeAndDelete'] . ' )<br />' . "\n";
                 }

                 echo '        <input type="checkbox" title="' . $GLOBALS['strDropUsersDb'] . '" name="drop_users_db" id="checkbox_drop_users_db" />' . "\n"
                   . '        <label for="checkbox_drop_users_db" title="' . $GLOBALS['strDropUsersDb'] . '">' . "\n"
                   . '            ' . $GLOBALS['strDropUsersDb'] . "\n"
                   . '        </label>' . "\n"
                   . '    </fieldset>' . "\n"
                   . '    <fieldset id="fieldset_delete_user_footer" class="tblFooters">' . "\n"
                   . '        <input type="submit" name="delete" value="' . $GLOBALS['strGo'] . '" id="buttonGo" />' . "\n"
                   . '    </fieldset>' . "\n";
            } else {

                unset ($row);
                echo '    <fieldset id="fieldset_add_user">' . "\n"
                   . '        <a href="server_privileges.php?' . $GLOBALS['url_query'] . '&amp;adduser=1">' . "\n"
                   . ($GLOBALS['cfg']['PropertiesIconic'] ? '            <img class="icon" src="' . $pmaThemeImage . 'b_usradd.png" width="16" height="16" alt="" />' . "\n" : '' )
                   . '            ' . $GLOBALS['strAddUser'] . '</a>' . "\n"
                   . '    </fieldset>' . "\n";
            } // end if (display overview)
            echo '</form>' . "\n"
               . '<div class="warning">' . "\n"
               . '    ' . sprintf($GLOBALS['strFlushPrivilegesNote'], '<a href="server_privileges.php?' . $GLOBALS['url_query'] . '&amp;flush_privileges=1">', '</a>') . "\n"
               . '</div>' . "\n";
         }


    } else {

        // A user was selected -> display the user's properties

        echo '<h2>' . "\n"
           . ($GLOBALS['cfg']['PropertiesIconic'] ? '<img class="icon" src="' . $pmaThemeImage . 'b_usredit.png" width="16" height="16" alt="" />' : '' )
           . $GLOBALS['strUser'] . ' <i><a href="server_privileges.php?' . $GLOBALS['url_query'] . '&amp;username=' . urlencode($username) . '&amp;hostname=' . urlencode($hostname) . '">\'' . htmlspecialchars($username) . '\'@\'' . htmlspecialchars($hostname) . '\'</a></i>' . "\n";
        if ( isset( $dbname ) && strlen($dbname) ) {
            if ( $dbname_is_wildcard ) {
            echo '    - ' . $GLOBALS['strDatabases'];
            } else {
            echo '    - ' . $GLOBALS['strDatabase'];
            }
            $url_dbname = urlencode(str_replace('\_', '_', $dbname));
            echo ' <i><a href="' . $GLOBALS['cfg']['DefaultTabDatabase'] . '?' . $GLOBALS['url_query'] . '&amp;db=' . $url_dbname . '&amp;reload=1">' . htmlspecialchars($dbname) . '</a></i>' . "\n";
            if ( isset( $tablename ) && strlen($tablename) ) {
                echo '    - ' . $GLOBALS['strTable'] . ' <i><a href="' . $GLOBALS['cfg']['DefaultTabTable'] . '?' . $GLOBALS['url_query'] . '&amp;db=' . $url_dbname . '&amp;table=' . urlencode($tablename) . '&amp;reload=1">' . htmlspecialchars($tablename) . '</a></i>' . "\n";
            }
            unset($url_dbname);
        }
        echo ' : ' . $GLOBALS['strEditPrivileges'] . '</h2>' . "\n";
        $res = PMA_DBI_query('SELECT \'foo\' FROM `mysql`.`user` WHERE ' . PMA_convert_using('User') . ' = ' . PMA_convert_using(PMA_sqlAddslashes($username), 'quoted') . ' AND ' . PMA_convert_using('Host') . ' = ' . PMA_convert_using($hostname, 'quoted') . ';', null, PMA_DBI_QUERY_STORE);
        $user_does_not_exists = (PMA_DBI_num_rows( $res ) < 1);
        PMA_DBI_free_result($res);
        unset($res);
        if ( $user_does_not_exists ) {
            echo $GLOBALS['strUserNotFound'];
            PMA_displayLoginInformationFields();
            //require_once('./libraries/footer.inc.php');
        }
        echo '<form name="usersForm" id="usersForm" action="server_privileges.php" method="post">' . "\n"
           . PMA_generate_common_hidden_inputs('', '', 3)
           . '<input type="hidden" name="username" value="' . htmlspecialchars($username) . '" />' . "\n"
           . '<input type="hidden" name="hostname" value="' . htmlspecialchars($hostname) . '" />' . "\n";
        if ( isset( $dbname ) && strlen($dbname) ) {
            echo '<input type="hidden" name="dbname" value="' . htmlspecialchars($dbname) . '" />' . "\n";
            if ( isset( $tablename ) && strlen($tablename) ) {
                echo ' <input type="hidden" name="tablename" value="' . htmlspecialchars($tablename) . '" />' . "\n";
            }
        }
        PMA_displayPrivTable((( ! isset( $dbname ) || ! strlen($dbname) ) ? '*' : $dbname),
            ((( ! isset( $dbname ) || ! strlen($dbname) ) || ( ! isset( $tablename ) || ! strlen($tablename) )) ? '*' : $tablename),
            TRUE, 3);
        echo '</form>' . "\n";

        if ( ( ! isset( $tablename ) || ! strlen($tablename) ) && empty( $dbname_is_wildcard ) ) {

            // no table name was given, display all table specific rights
            // but only if $dbname contains no wildcards

            // table header
            echo '<form action="server_privileges.php" method="post">' . "\n"
               . PMA_generate_common_hidden_inputs('', '', 6)
               . '<input type="hidden" name="username" value="' . htmlspecialchars($username) . '" />' . "\n"
               . '<input type="hidden" name="hostname" value="' . htmlspecialchars($hostname) . '" />' . "\n"
               . '<fieldset>' . "\n"
               . '<legend>' . (( ! isset( $dbname ) || ! strlen($dbname) ) ? $GLOBALS['strDbPrivileges'] : $GLOBALS['strTblPrivileges']) . '</legend>' . "\n"
               . '<table class="data">' . "\n"
               . '<thead>' . "\n"
               . '<tr><th>' . (( ! isset( $dbname ) || ! strlen($dbname) ) ? $GLOBALS['strDatabase'] : $GLOBALS['strTable']) . '</th>' . "\n"
               . '    <th>' . $GLOBALS['strPrivileges'] . '</th>' . "\n"
               . '    <th>' . $GLOBALS['strGrantOption'] . '</th>' . "\n"
               . '    <th>' . (( ! isset( $dbname ) || ! strlen($dbname) ) ? $GLOBALS['strTblPrivileges'] : $GLOBALS['strColumnPrivileges']) . '</th>' . "\n"
               . '    <th colspan="2">' . $GLOBALS['strAction'] . '</th>' . "\n"
               . '</tr>' . "\n"
               . '</thead>' . "\n"
               . '<tbody>' . "\n";

            $user_host_condition =
                ' WHERE ' . PMA_convert_using('`User`')
                . ' = ' . PMA_convert_using(PMA_sqlAddslashes($username), 'quoted')
                . ' AND ' . PMA_convert_using('`Host`')
                . ' = ' . PMA_convert_using($hostname, 'quoted');

            // table body
            // get data

            // we also want privielgs for this user not in table `db` but in other table
            $tables = PMA_DBI_fetch_result('SHOW TABLES FROM `mysql`;');
            if ( ( ! isset( $dbname ) || ! strlen($dbname) ) ) {

                // no db name given, so we want all privs for the given user

                $tables_to_search_for_users = array(
                    'tables_priv', 'columns_priv',
                );

                $db_rights_sqls = array();
                foreach ( $tables_to_search_for_users as $table_search_in ) {
                    if ( in_array( $table_search_in, $tables ) ) {
                        $db_rights_sqls[] = '
                            SELECT DISTINCT `Db`
                                   FROM `mysql`.`' . $table_search_in . '`
                                  ' . $user_host_condition;
                    }
                }

                $user_defaults = array(
                    'Db'          => '',
                    'Grant_priv'  => 'N',
                    'privs'       => array( 'USAGE' ),
                    'Table_privs' => true,
                );

                // for the rights
                $db_rights = array();

                if ( PMA_MYSQL_INT_VERSION >= 40000 ) {
                    $db_rights_sql = '(' . implode( ') UNION (', $db_rights_sqls ) . ')'
                        .' ORDER BY `Db` ASC';

                    $db_rights_result = PMA_DBI_query( $db_rights_sql );

                    while ( $db_rights_row = PMA_DBI_fetch_assoc( $db_rights_result ) ) {
                        $db_rights_row = array_merge( $user_defaults, $db_rights_row );
                        // only Db names in the table `mysql`.`db` uses wildcards
                        // as we are in the db specific rights display we want
                        // all db names escaped, also from other sources
                        $db_rights_row['Db'] = PMA_escape_mysql_wildcards(
                            $db_rights_row['Db'] );
                        $db_rights[$db_rights_row['Db']] = $db_rights_row;
                    }
                } else {
                    foreach ( $db_rights_sqls as $db_rights_sql ) {
                        $db_rights_result = PMA_DBI_query( $db_rights_sql );

                        while ( $db_rights_row = PMA_DBI_fetch_assoc( $db_rights_result ) ) {
                            $db_rights_row = array_merge( $user_defaults, $db_rights_row );
                            $db_rights[$db_rights_row['Db']] = $db_rights_row;
                        }
                    }
                }
                PMA_DBI_free_result( $db_rights_result );
                unset( $db_rights_sql, $db_rights_sqls, $db_rights_result, $db_rights_row );

                $sql_query = 'SELECT * FROM `mysql`.`db`' . $user_host_condition . ' ORDER BY `Db` ASC';
                $res = PMA_DBI_query( $sql_query );
                unset( $sql_query );

                while ( $row = PMA_DBI_fetch_assoc( $res ) ) {
                    if ( isset( $db_rights[$row['Db']] ) ) {
                        $db_rights[$row['Db']] = array_merge( $db_rights[$row['Db']], $row );
                    } else {
                        $db_rights[$row['Db']] = $row;
                    }
                    // there are db specific rights for this user
                    // so we can drop this db rights
                    $db_rights[$row['Db']]['can_delete'] = true;
                }
                PMA_DBI_free_result( $res );
                unset( $row, $res );

            } else {

                // db name was given,
                // so we want all user specific rights for this db

                $user_host_condition .=
                    ' AND ' . PMA_convert_using('`Db`')
                    .' LIKE ' . PMA_convert_using( $dbname, 'quoted' );

                $tables_to_search_for_users = array(
                    'columns_priv',
                );

                $db_rights_sqls = array();
                foreach ( $tables_to_search_for_users as $table_search_in ) {
                    if ( in_array( $table_search_in, $tables ) ) {
                        $db_rights_sqls[] = '
                            SELECT DISTINCT `Table_name`
                                   FROM `mysql`.`' . $table_search_in . '`
                                  ' . $user_host_condition;
                    }
                }

                $user_defaults = array(
                    'Table_name'  => '',
                    'Grant_priv'  => 'N',
                    'privs'       => array( 'USAGE' ),
                    'Column_priv' => true,
                );

                // for the rights
                $db_rights = array();

                if ( PMA_MYSQL_INT_VERSION >= 40000 ) {
                    $db_rights_sql = '(' . implode( ') UNION (', $db_rights_sqls ) . ')'
                        .' ORDER BY `Table_name` ASC';

                    $db_rights_result = PMA_DBI_query( $db_rights_sql );

                    while ( $db_rights_row = PMA_DBI_fetch_assoc( $db_rights_result ) ) {
                        $db_rights_row = array_merge( $user_defaults, $db_rights_row );
                        $db_rights[$db_rights_row['Table_name']] = $db_rights_row;
                    }
                } else {
                    foreach ( $db_rights_sqls as $db_rights_sql ) {
                        $db_rights_result = PMA_DBI_query( $db_rights_sql );

                        while ( $db_rights_row = PMA_DBI_fetch_assoc( $db_rights_result ) ) {
                            $db_rights_row = array_merge( $user_defaults, $db_rights_row );
                            $db_rights[$db_rights_row['Table_name']] = $db_rights_row;
                        }
                    }
                }
                PMA_DBI_free_result( $db_rights_result );
                unset( $db_rights_sql, $db_rights_sqls, $db_rights_result, $db_rights_row );

                $sql_query =
                    'SELECT `Table_name`,'
                    .' `Table_priv`,'
                    .' IF(`Column_priv` = ' . (PMA_MYSQL_INT_VERSION >= 40100 ? '_latin1 ' : '') . ' \'\', 0, 1)'
                    .' AS \'Column_priv\''
                    .' FROM `mysql`.`tables_priv`'
                    . $user_host_condition
                    .' ORDER BY `Table_name` ASC;';
                $res = PMA_DBI_query( $sql_query );
                unset( $sql_query );

                while ( $row = PMA_DBI_fetch_assoc( $res ) ) {
                    if ( isset( $db_rights[$row['Table_name']] ) ) {
                        $db_rights[$row['Table_name']] = array_merge( $db_rights[$row['Table_name']], $row );
                    } else {
                        $db_rights[$row['Table_name']] = $row;
                    }
                }
                PMA_DBI_free_result( $res );
                unset( $row, $res );
            }
            ksort( $db_rights );

            // display rows
            if ( count( $db_rights ) < 1 ) {
                echo '<tr class="odd">' . "\n"
                   . '    <td colspan="6"><center><i>' . $GLOBALS['strNone'] . '</i></center></td>' . "\n"
                   . '</tr>' . "\n";
            } else {
                $odd_row = true;
                $found_rows = array();
                //while ( $row = PMA_DBI_fetch_assoc( $res ) ) {
                foreach ( $db_rights as $row ) {
                    $found_rows[] = ( ! isset( $dbname ) || ! strlen($dbname) ) ? $row['Db'] : $row['Table_name'];

                    echo '<tr class="' . ( $odd_row ? 'odd' : 'even' ) . '">' . "\n"
                       . '    <td>' . htmlspecialchars(( ! isset( $dbname ) || ! strlen($dbname) ) ? $row['Db'] : $row['Table_name']) . '</td>' . "\n"
                       . '    <td><tt>' . "\n"
                       . '        ' . join(',' . "\n" . '            ', PMA_extractPrivInfo($row, TRUE)) . "\n"
                       . '        </tt></td>' . "\n"
                       . '    <td>' . (((( ! isset( $dbname ) || ! strlen($dbname) ) && $row['Grant_priv'] == 'Y') || (isset($dbname) && strlen($dbname) && in_array('Grant', explode(',', $row['Table_priv'])))) ? $GLOBALS['strYes'] : $GLOBALS['strNo']) . '</td>' . "\n"
                       . '    <td>';
                    if ( ! empty( $row['Table_privs'] ) || ! empty ( $row['Column_priv'] ) ) {
                        echo $GLOBALS['strYes'];
                    } else {
                        echo $GLOBALS['strNo'];
                    }
                    echo '</td>' . "\n"
                       . '    <td>';
                    printf( $link_edit, urlencode( $username ),
                        urlencode( $hostname ),
                        urlencode( ( ! isset( $dbname ) || ! strlen($dbname) ) ? $row['Db'] : $dbname ),
                        urlencode( ( ! isset( $dbname ) || ! strlen($dbname) ) ? '' : $row['Table_name'] ) );
                    echo '</td>' . "\n"
                       . '    <td>';
                    if ( ! empty( $row['can_delete'] ) || isset( $row['Table_name'] ) && strlen($row['Table_name']) ) {
                        printf( $link_revoke, urlencode( $username ),
                            urlencode( $hostname ),
                            urlencode( ( ! isset( $dbname ) || ! strlen($dbname) ) ? $row['Db'] : $dbname ),
                            urlencode( ( ! isset( $dbname ) || ! strlen($dbname) ) ? '' : $row['Table_name'] ) );
                    }
                    echo '</td>' . "\n"
                       . '</tr>' . "\n";
                    $odd_row = ! $odd_row;
                } // end while
            }
            unset($row);
            echo '</tbody>' . "\n"
               . '</table>' . "\n";

            if ( ! isset( $dbname ) || ! strlen($dbname) ) {

                // no database name was give, display select db

                if ( ! empty( $found_rows ) ) {
                    $pred_db_array = array_diff(
                        PMA_DBI_fetch_result( 'SHOW DATABASES;' ),
                        $found_rows );
                } else {
                    $pred_db_array =PMA_DBI_fetch_result( 'SHOW DATABASES;' );
                }

                echo '    <label for="text_dbname">' . $GLOBALS['strAddPrivilegesOnDb'] . ':</label>' . "\n";
                if (!empty($pred_db_array)) {
                    echo '    <select name="pred_dbname" onchange="this.form.submit();">' . "\n"
                       . '        <option value="" selected="selected">' . $GLOBALS['strUseTextField'] . ':</option>' . "\n";
                    foreach ($pred_db_array as $current_db) {
                        $current_db = PMA_escape_mysql_wildcards( $current_db );
                        echo '        <option value="' . htmlspecialchars( $current_db ) . '">'
                            . htmlspecialchars( $current_db ) . '</option>' . "\n";
                    }
                    echo '    </select>' . "\n";
                }
                echo '    <input type="text" id="text_dbname" name="dbname" />' . "\n"
                    .PMA_showHint( $GLOBALS['strEscapeWildcards'] );
            } else {
                echo '    <input type="hidden" name="dbname" value="' . htmlspecialchars($dbname) . '"/>' . "\n"
                   . '    <label for="text_tablename">' . $GLOBALS['strAddPrivilegesOnTbl'] . ':</label>' . "\n";
                if ($res = @PMA_DBI_try_query('SHOW TABLES FROM ' . PMA_backquote($dbname) . ';', null, PMA_DBI_QUERY_STORE)) {
                    $pred_tbl_array = array();
                    while ($row = PMA_DBI_fetch_row($res)) {
                        if (!isset($found_rows) || !in_array($row[0], $found_rows)) {
                            $pred_tbl_array[] = $row[0];
                        }
                    }
                    PMA_DBI_free_result($res);
                    unset( $res, $row );
                    if (!empty($pred_tbl_array)) {
                        echo '    <select name="pred_tablename" onchange="this.form.submit();">' . "\n"
                           . '        <option value="" selected="selected">' . $GLOBALS['strUseTextField'] . ':</option>' . "\n";
                        foreach ($pred_tbl_array as $current_table) {
                            echo '        <option value="' . htmlspecialchars($current_table) . '">' . htmlspecialchars($current_table) . '</option>' . "\n";
                        }
                        echo '    </select>' . "\n";
                    }
                } else {
                    unset($res);
                }
                echo '    <input type="text" id="text_tablename" name="tablename" />' . "\n";
            }
            echo '</fieldset>' . "\n";
            echo '<fieldset class="tblFooters">' . "\n"
               . '    <input type="submit" value="' . $GLOBALS['strGo'] . '" />'
               . '</fieldset>' . "\n"
               . '</form>' . "\n";
        }

        if ( ( ! isset( $dbname ) || ! strlen($dbname) ) && ! $user_does_not_exists ) {
            echo '<form action="server_privileges.php" method="post" onsubmit="return checkPassword(this);">' . "\n"
               . PMA_generate_common_hidden_inputs('', '', 3)
               . '<input type="hidden" name="username" value="' . htmlspecialchars($username) . '" />' . "\n"
               . '<input type="hidden" name="hostname" value="' . htmlspecialchars($hostname) . '" />' . "\n"
               . '<fieldset id="fieldset_change_password">' . "\n"
               . '    <legend>' . $GLOBALS['strChangePassword'] . '</legend>' . "\n"
               . '    <table class="data">' . "\n"
               . '    <tr class="odd noclick">' . "\n"
               . '        <td><input type="radio" name="nopass" value="1" id="radio_nopass_1" onclick="pw_pma_pw.value=\'\'; pw_pma_pw2.value=\'\';" /></td>' . "\n"
               . '        <td colspan="2"><label for="radio_nopass_1">' . $GLOBALS['strNoPassword'] . '</label></td>' . "\n"
               . '    </tr>' . "\n"
               . '    <tr class="even noclick">' . "\n"
               . '        <td><input type="radio" name="nopass" value="0" id="radio_nopass_0" onclick="document.getElementById(\'pw_pma_pw\').focus();" /></td>' . "\n"
               . '        <td><label for="radio_nopass_0">' . $GLOBALS['strPassword'] . ':</label></td>' . "\n"
               . '        <td><input type="password" name="pma_pw" id="pw_pma_pw" onchange="nopass[1].checked = true;" /></td>' . "\n"
               . '    </tr>' . "\n"
               . '    <tr class="odd noclick">' . "\n"
               . '        <td></td>' . "\n"
               . '        <td><label for="pw_pma_pw2">' . $GLOBALS['strReType'] . ':</label></td>' . "\n"
               . '        <td><input type="password" name="pma_pw2" id="pw_pma_pw2" onchange="nopass[1].checked = true;" /></td>' . "\n"
               . '    </tr>' . "\n"
               . '    </table>' . "\n"
               . '</fieldset>' . "\n"
               . '<fieldset id="fieldset_change_password_footer" class="tblFooters">' . "\n"
               . '    <input type="submit" name="change_pw" value="' . $GLOBALS['strGo'] . '" />' . "\n"
               . '</fieldset>' . "\n"
               . '</form>' . "\n"
               . '<form action="server_privileges.php" method="post" onsubmit="return checkPassword(this);">' . "\n"
               . PMA_generate_common_hidden_inputs('', '', 3)
               . '<input type="hidden" name="old_username" value="' . htmlspecialchars($username) . '" />' . "\n"
               . '<input type="hidden" name="old_hostname" value="' . htmlspecialchars($hostname) . '" />' . "\n"
               . '<fieldset id="fieldset_change_copy_user">' . "\n"
               . '    <legend>' . $GLOBALS['strChangeCopyUser'] . '</legend>' . "\n";
            PMA_displayLoginInformationFields('change', 3 );
            echo '    <fieldset>' . "\n"
               . '        <legend>' . $GLOBALS['strChangeCopyMode'] . '</legend>' . "\n"
               . '        <input type="radio" name="mode" value="4" id="radio_mode_4" checked="checked" /><label for="radio_mode_4">' . "\n"
               . '            ' . $GLOBALS['strChangeCopyModeCopy'] . "\n"
               . '        </label><br />' . "\n"
               . '        <input type="radio" name="mode" value="1" id="radio_mode_1" /><label for="radio_mode_1">' . "\n"
               . '            ' . $GLOBALS['strChangeCopyModeJustDelete'] . "\n"
               . '        </label><br />' . "\n"
               . '        <input type="radio" name="mode" value="2" id="radio_mode_2" /><label for="radio_mode_2">' . "\n"
               . '            ' . $GLOBALS['strChangeCopyModeRevoke'] . "\n"
               . '        </label><br />' . "\n"
               . '        <input type="radio" name="mode" value="3" id="radio_mode_3" /><label for="radio_mode_3">' . "\n"
               . '            ' . $GLOBALS['strChangeCopyModeDeleteAndReload'] . "\n"
               . '        </label>' . "\n"
               . '    </fieldset>' . "\n"
               . '</fieldset>' . "\n"
               . '<fieldset id="fieldset_change_copy_user_footer" class="tblFooters">' . "\n"
               . '    <input type="submit" name="change_copy" value="' . $GLOBALS['strGo'] . '" />' . "\n"
               . '</fieldset>' . "\n"
               . '</form>' . "\n";
        }
    }
} elseif (!empty($adduser)) {
    // Add a new user
    $GLOBALS['url_query'] .= '&amp;adduser=1';
    echo '<h2>' . "\n"
       . ($GLOBALS['cfg']['PropertiesIconic'] ? '<img class="icon" src="' . $pmaThemeImage . 'b_usradd.png" width="16" height="16" alt="" />' : '' )
       . '    ' . $GLOBALS['strAddUser'] . "\n"
       . '</h2>' . "\n"
       . '<form name="usersForm" id="usersForm" action="server_privileges.php" method="post" onsubmit="return checkAddUser(this);">' . "\n"
       . PMA_generate_common_hidden_inputs('', '', 1);
    PMA_displayLoginInformationFields('new', 2);
    echo '<fieldset id="fieldset_add_user_database">' . "\n"
       . '<legend>' . $GLOBALS['strCreateUserDatabase'] . '</legend>' . "\n"
       . '    <div class="item">' . "\n"
       . '        <input type="radio" name="createdb" value="0" id="radio_createdb_0" checked="checked" />' . "\n"
       . '        <label for="radio_createdb_0">' . $GLOBALS['strCreateUserDatabaseNone'] . '</label>' . "\n"
       . '    </div>' . "\n"
       . '    <div class="item">' . "\n"
       . '        <input type="radio" name="createdb" value="1" id="radio_createdb_1" />' . "\n"
       . '        <label for="radio_createdb_1">' . $GLOBALS['strCreateUserDatabaseName'] . '</label>' . "\n"
       . '    </div>' . "\n"
       . '    <div class="item">' . "\n"
       . '        <input type="radio" name="createdb" value="2" id="radio_createdb_2" />' . "\n"
       . '        <label for="radio_createdb_2">' . $GLOBALS['strCreateUserDatabaseWildcard'] . '</label>' . "\n"
       . '    </div>' . "\n"
       . '</fieldset>' . "\n";
    PMA_displayPrivTable('*', '*', FALSE, 1);
    echo '    <fieldset id="fieldset_add_user_footer" class="tblFooters">' . "\n"
       . '        <input type="submit" name="adduser_submit" value="' . $GLOBALS['strGo'] . '" />' . "\n"
       . '    </fieldset>' . "\n"
       . '</form>' . "\n";
} else {
    // check the privileges for a particular database.
    echo '<table id="tablespecificuserrights" class="data">' . "\n"
       . '<caption class="tblHeaders">' . "\n"
       . ($GLOBALS['cfg']['PropertiesIconic'] ? '            <img class="icon" src="' . $pmaThemeImage . 'b_usrcheck.png" width="16" height="16" alt="" />' . "\n" : '' )
       . '    ' . sprintf($GLOBALS['strUsersHavingAccessToDb'], '<a href="' . $GLOBALS['cfg']['DefaultTabDatabase'] . '?' . PMA_generate_common_url($checkprivs) . '">' .  htmlspecialchars($checkprivs) . '</a>') . "\n"
       . '</caption>' . "\n"
       . '<thead>' . "\n"
       . '    <tr><th>' . $GLOBALS['strUser'] . '</th>' . "\n"
       . '        <th>' . $GLOBALS['strHost'] . '</th>' . "\n"
       . '        <th>' . $GLOBALS['strType'] . '</th>' . "\n"
       . '        <th>' . $GLOBALS['strPrivileges'] . '</th>' . "\n"
       . '        <th>' . $GLOBALS['strGrantOption'] . '</th>' . "\n"
       . '        <th>' . $GLOBALS['strAction'] . '</th>' . "\n"
       . '    </tr>' . "\n"
       . '</thead>' . "\n"
       . '<tbody>' . "\n";
    $odd_row = TRUE;
    unset($row);
    unset($row1);
    unset($row2);
    // now, we build the table...
    if (PMA_MYSQL_INT_VERSION >= 40000) {
        // Starting with MySQL 4.0.0, we may use UNION SELECTs and this makes
        // the job much easier here!

        $no = PMA_convert_using('N', 'quoted');

        $list_of_privileges =
            PMA_convert_using('Select_priv') . ' AS Select_priv, '
            . PMA_convert_using('Insert_priv') . ' AS Insert_priv, '
            . PMA_convert_using('Update_priv') . ' AS Update_priv, '
            . PMA_convert_using('Delete_priv') . ' AS Delete_priv, '
            . PMA_convert_using('Create_priv') . ' AS Create_priv, '
            . PMA_convert_using('Drop_priv') . ' AS Drop_priv, '
            . PMA_convert_using('Grant_priv') . ' AS Grant_priv, '
            . PMA_convert_using('References_priv') . ' AS References_priv';

        $list_of_compared_privileges =
            PMA_convert_using('Select_priv') . ' = ' . $no
            . ' AND ' . PMA_convert_using('Insert_priv') . ' = ' . $no
            . ' AND ' . PMA_convert_using('Update_priv') . ' = ' . $no
            . ' AND ' . PMA_convert_using('Delete_priv') . ' = ' . $no
            . ' AND ' . PMA_convert_using('Create_priv') . ' = ' . $no
            . ' AND ' . PMA_convert_using('Drop_priv') . ' = ' . $no
            . ' AND ' . PMA_convert_using('Grant_priv') . ' = ' . $no
            . ' AND ' . PMA_convert_using('References_priv') . ' = ' . $no;

        $sql_query =
            '(SELECT ' . PMA_convert_using('`User`') . ' AS `User`, '
            .   PMA_convert_using('`Host`') . ' AS `Host`, '
            .   PMA_convert_using('`Db`') . ' AS `Db`, '
            .   $list_of_privileges
            .' FROM `mysql`.`db`'
            .' WHERE ' . PMA_convert_using( $checkprivs, 'quoted' )
            .' LIKE ' . PMA_convert_using('`Db`')
            .' AND NOT (' . $list_of_compared_privileges. ')) '
            .'UNION '
            .'(SELECT ' . PMA_convert_using('`User`') . ' AS `User`, '
            .   PMA_convert_using('`Host`') . ' AS `Host`, '
            .   PMA_convert_using('*', 'quoted') .' AS `Db`, '
            .   $list_of_privileges
            .' FROM `mysql`.`user` '
            .' WHERE NOT (' . $list_of_compared_privileges . ')) '
            .' ORDER BY `User` ASC,'
            .'  `Host` ASC,'
            .'  `Db` ASC;';
        $res = PMA_DBI_query($sql_query);
        $row = PMA_DBI_fetch_assoc($res);
        if ($row) {
            $found = TRUE;
        }
    } else {
        // With MySQL 3, we need 2 seperate queries here.
        $sql_query = 'SELECT * FROM `mysql`.`user` WHERE NOT (`Select_priv` = \'N\' AND `Insert_priv` = \'N\' AND `Update_priv` = \'N\' AND `Delete_priv` = \'N\' AND `Create_priv` = \'N\' AND `Drop_priv` = \'N\' AND `Grant_priv` = \'N\' AND `References_priv` = \'N\') ORDER BY `User` ASC, `Host` ASC;';
        $res1 = PMA_DBI_query($sql_query);
        $row1 = PMA_DBI_fetch_assoc($res1);
        $sql_query =
            'SELECT * FROM `mysql`.`db`'
            .' WHERE \'' . $checkprivs . '\''
            .'   LIKE `Db`'
            .'  AND NOT (`Select_priv` = \'N\''
            .'   AND `Insert_priv` = \'N\''
            .'   AND `Update_priv` = \'N\''
            .'   AND `Delete_priv` = \'N\''
            .'   AND `Create_priv` = \'N\''
            .'   AND `Drop_priv` = \'N\''
            .'   AND `Grant_priv` = \'N\''
            .'   AND `References_priv` = \'N\')'
            .' ORDER BY `User` ASC, `Host` ASC;';
        $res2 = PMA_DBI_query($sql_query);
        $row2 = PMA_DBI_fetch_assoc($res2);
        if ($row1 || $row2) {
            $found = TRUE;
        }
    } // end if (PMA_MYSQL_INT_VERSION >= 40000) ... else ...
    if ($found) {
        while (TRUE) {
            // prepare the current user
            if (PMA_MYSQL_INT_VERSION >= 40000) {
                $current_privileges = array();
                $current_user = $row['User'];
                $current_host = $row['Host'];
                while ($row && $current_user == $row['User'] && $current_host == $row['Host']) {
                    $current_privileges[] = $row;
                    $row = PMA_DBI_fetch_assoc($res);
                }
            } else {
                $current_privileges = array();
                if ($row1 && (!$row2 || ($row1['User'] < $row2['User'] || ($row1['User'] == $row2['User'] && $row1['Host'] <= $row2['Host'])))) {
                    $current_user = $row1['User'];
                    $current_host = $row1['Host'];
                    $current_privileges = array($row1);
                    $row1 = PMA_DBI_fetch_assoc($res1);
                } else {
                    $current_user = $row2['User'];
                    $current_host = $row2['Host'];
                    $current_privileges = array();
                }
                while ($row2 && $current_user == $row2['User'] && $current_host == $row2['Host']) {
                    $current_privileges[] = $row2;
                    $row2 = PMA_DBI_fetch_assoc($res2);
                }
            }
            echo '    <tr class="' . ( $odd_row ? 'odd' : 'even' ) . '">' . "\n"
               . '        <td';
            if (count($current_privileges) > 1) {
                echo ' rowspan="' . count($current_privileges) . '"';
            }
            echo '>' . (empty($current_user) ? '<span style="color: #FF0000">' . $GLOBALS['strAny'] . '</span>' : htmlspecialchars($current_user)) . "\n"
               . '        </td>' . "\n"
               . '        <td';
            if (count($current_privileges) > 1) {
                echo ' rowspan="' . count($current_privileges) . '"';
            }
            echo '>' . htmlspecialchars($current_host) . '</td>' . "\n";
            foreach ($current_privileges as $current) {
                echo '        <td>' . "\n"
                   . '            ';
                if (!isset($current['Db']) || $current['Db'] == '*') {
                    echo $GLOBALS['strGlobal'];
                } elseif ( $current['Db'] == PMA_escape_mysql_wildcards( $checkprivs ) ) {
                    echo $GLOBALS['strDbSpecific'];
                } else {
                    echo $GLOBALS['strWildcard'], ': <tt>' . htmlspecialchars($current['Db']) . '</tt>';
                }
                echo "\n"
                   . '        </td>' . "\n"
                   . '        <td>' . "\n"
                   . '            <tt>' . "\n"
                   . '                ' . join(',' . "\n" . '                ', PMA_extractPrivInfo($current, TRUE)) . "\n"
                   . '            </tt>' . "\n"
                   . '        </td>' . "\n"
                   . '        <td>' . "\n"
                   . '            ' . ($current['Grant_priv'] == 'Y' ? $GLOBALS['strYes'] : $GLOBALS['strNo']) . "\n"
                   . '        </td>' . "\n"
                   . '        <td>' . "\n";
                printf( $link_edit, urlencode( $current_user ),
                    urlencode( $current_host ),
                    urlencode( ! isset( $current['Db'] ) || $current['Db'] == '*' ? '' : $current['Db'] ),
                    '' );
                echo '</td>' . "\n"
                   . '    </tr>' . "\n";
            }
            if (empty($row) && empty($row1) && empty($row2)) {
                break;
            }
            $odd_row = ! $odd_row;
        }
    } else {
        echo '    <tr class="odd">' . "\n"
           . '        <td colspan="6">' . "\n"
           . '            ' . $GLOBALS['strNoUsersFound'] . "\n"
           . '        </td>' . "\n"
           . '    </tr>' . "\n";
    }
    echo '</tbody>' . "\n"
       . '</table>' . "\n";
} // end if (empty($adduser) && empty($checkprivs)) ... elseif ... else ...


/**
 * Displays the footer
 */
echo "\n\n";
require_once('./libraries/footer.inc.php');

?>
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