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<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* set of functions with the Privileges section in pma
*
* @package PhpMyAdmin
*/
declare(strict_types=1);
namespace PhpMyAdmin\Server;
use PhpMyAdmin\Core;
use PhpMyAdmin\DatabaseInterface;
use PhpMyAdmin\Display\ChangePassword;
use PhpMyAdmin\Message;
use PhpMyAdmin\Relation;
use PhpMyAdmin\RelationCleanup;
use PhpMyAdmin\Response;
use PhpMyAdmin\Template;
use PhpMyAdmin\Url;
use PhpMyAdmin\Util;
/**
* Privileges class
*
* @package PhpMyAdmin
*/
class Privileges
{
/**
* @var Template
*/
public $template;
/**
* @var RelationCleanup
*/
private $relationCleanup;
/**
* @var DatabaseInterface
*/
public $dbi;
/**
* @var Relation
*/
public $relation;
/**
* Privileges constructor.
*
* @param Template $template Template object
* @param DatabaseInterface $dbi DatabaseInterface object
* @param Relation $relation Relation object
* @param RelationCleanup $relationCleanup RelationCleanup object
*/
public function __construct(
Template $template,
$dbi,
Relation $relation,
RelationCleanup $relationCleanup
) {
$this->template = $template;
$this->dbi = $dbi;
$this->relation = $relation;
$this->relationCleanup = $relationCleanup;
}
/**
* Get Html for User Group Dialog
*
* @param string $username username
* @param bool $is_menuswork Is menuswork set in configuration
*
* @return string html
*/
public function getHtmlForUserGroupDialog($username, $is_menuswork)
{
$html = '';
if (! empty($_GET['edit_user_group_dialog']) && $is_menuswork) {
$dialog = $this->getHtmlToChooseUserGroup($username);
$response = Response::getInstance();
if ($response->isAjax()) {
$response->addJSON('message', $dialog);
exit;
} else {
$html .= $dialog;
}
}
return $html;
}
/**
* Escapes wildcard in a database+table specification
* before using it in a GRANT statement.
*
* 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. Internally, in mysql.tables_priv.Db there are
* no escaping (for example test_db) but in mysql.db you'll see test\_db
* for a db-specific privilege.
*
* @param string $dbname Database name
* @param string $tablename Table name
*
* @return string the escaped (if necessary) database.table
*/
public function wildcardEscapeForGrant($dbname, $tablename)
{
if (strlen($dbname) === 0) {
$db_and_table = '*.*';
} else {
if (strlen($tablename) > 0) {
$db_and_table = Util::backquote(
Util::unescapeMysqlWildcards($dbname)
)
. '.' . Util::backquote($tablename);
} else {
$db_and_table = Util::backquote($dbname) . '.*';
}
}
return $db_and_table;
}
/**
* Generates a condition on the user name
*
* @param string $initial the user's initial
*
* @return string the generated condition
*/
public function rangeOfUsers($initial = '')
{
// strtolower() is used because the User field
// might be BINARY, so LIKE would be case sensitive
if ($initial === null || $initial === '') {
return '';
}
$ret = " WHERE `User` LIKE '"
. $this->dbi->escapeString($initial) . "%'"
. " OR `User` LIKE '"
. $this->dbi->escapeString(mb_strtolower($initial))
. "%'";
return $ret;
} // end function
/**
* Formats privilege name for a display
*
* @param array $privilege Privilege information
* @param boolean $html Whether to use HTML
*
* @return string
*/
public function formatPrivilege(array $privilege, $html)
{
if ($html) {
return '<dfn title="' . $privilege[2] . '">'
. $privilege[1] . '</dfn>';
}
return $privilege[1];
}
/**
* Parses privileges into an array, it modifies the array
*
* @param array $row Results row from
*
* @return void
*/
public function fillInTablePrivileges(array &$row)
{
$row1 = $this->dbi->fetchSingleRow(
'SHOW COLUMNS FROM `mysql`.`tables_priv` LIKE \'Table_priv\';',
'ASSOC'
);
// 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
$av_grants = explode(
'\',\'',
mb_substr(
$row1['Type'],
mb_strpos($row1['Type'], '(') + 2,
mb_strpos($row1['Type'], ')')
- mb_strpos($row1['Type'], '(') - 3
)
);
$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']);
}
/**
* Extracts the privilege information of a priv table row
*
* @param array|null $row the row
* @param boolean $enableHTML add <dfn> tag with tooltips
* @param boolean $tablePrivs whether row contains table privileges
*
* @global resource $user_link the database connection
*
* @return array
*/
public function extractPrivInfo($row = null, $enableHTML = false, $tablePrivs = false)
{
if ($tablePrivs) {
$grants = $this->getTableGrantsArray();
} else {
$grants = $this->getGrantsArray();
}
if ($row !== null && isset($row['Table_priv'])) {
$this->fillInTablePrivileges($row);
}
$privs = [];
$allPrivileges = true;
foreach ($grants as $current_grant) {
if (($row !== null && isset($row[$current_grant[0]]))
|| ($row === null && isset($GLOBALS[$current_grant[0]]))
) {
if (($row !== null && $row[$current_grant[0]] == 'Y')
|| ($row === null
&& ($GLOBALS[$current_grant[0]] == 'Y'
|| (is_array($GLOBALS[$current_grant[0]])
&& count($GLOBALS[$current_grant[0]]) == $_REQUEST['column_count']
&& empty($GLOBALS[$current_grant[0] . '_none']))))
) {
$privs[] = $this->formatPrivilege($current_grant, $enableHTML);
} elseif (! empty($GLOBALS[$current_grant[0]])
&& is_array($GLOBALS[$current_grant[0]])
&& empty($GLOBALS[$current_grant[0] . '_none'])
) {
// Required for proper escaping of ` (backtick) in a column name
$grant_cols = array_map(
function ($val) {
return Util::backquote($val);
},
$GLOBALS[$current_grant[0]]
);
$privs[] = $this->formatPrivilege($current_grant, $enableHTML)
. ' (' . implode(', ', $grant_cols) . ')';
} else {
$allPrivileges = false;
}
}
}
if (empty($privs)) {
if ($enableHTML) {
$privs[] = '<dfn title="' . __('No privileges.') . '">USAGE</dfn>';
} else {
$privs[] = 'USAGE';
}
} elseif ($allPrivileges
&& (! isset($_POST['grant_count']) || count($privs) == $_POST['grant_count'])
) {
if ($enableHTML) {
$privs = ['<dfn title="'
. __('Includes all privileges except GRANT.')
. '">ALL PRIVILEGES</dfn>',
];
} else {
$privs = ['ALL PRIVILEGES'];
}
}
return $privs;
}
/**
* Returns an array of table grants and their descriptions
*
* @return array array of table grants
*/
public function getTableGrantsArray()
{
return [
[
'Delete',
'DELETE',
$GLOBALS['strPrivDescDelete'],
],
[
'Create',
'CREATE',
$GLOBALS['strPrivDescCreateTbl'],
],
[
'Drop',
'DROP',
$GLOBALS['strPrivDescDropTbl'],
],
[
'Index',
'INDEX',
$GLOBALS['strPrivDescIndex'],
],
[
'Alter',
'ALTER',
$GLOBALS['strPrivDescAlter'],
],
[
'Create View',
'CREATE_VIEW',
$GLOBALS['strPrivDescCreateView'],
],
[
'Show view',
'SHOW_VIEW',
$GLOBALS['strPrivDescShowView'],
],
[
'Trigger',
'TRIGGER',
$GLOBALS['strPrivDescTrigger'],
],
];
}
/**
* Get the grants array which contains all the privilege types
* and relevant grant messages
*
* @return array
*/
public function getGrantsArray()
{
return [
[
'Select_priv',
'SELECT',
__('Allows reading data.'),
],
[
'Insert_priv',
'INSERT',
__('Allows inserting and replacing data.'),
],
[
'Update_priv',
'UPDATE',
__('Allows changing data.'),
],
[
'Delete_priv',
'DELETE',
__('Allows deleting data.'),
],
[
'Create_priv',
'CREATE',
__('Allows creating new databases and tables.'),
],
[
'Drop_priv',
'DROP',
__('Allows dropping databases and tables.'),
],
[
'Reload_priv',
'RELOAD',
__('Allows reloading server settings and flushing the server\'s caches.'),
],
[
'Shutdown_priv',
'SHUTDOWN',
__('Allows shutting down the server.'),
],
[
'Process_priv',
'PROCESS',
__('Allows viewing processes of all users.'),
],
[
'File_priv',
'FILE',
__('Allows importing data from and exporting data into files.'),
],
[
'References_priv',
'REFERENCES',
__('Has no effect in this MySQL version.'),
],
[
'Index_priv',
'INDEX',
__('Allows creating and dropping indexes.'),
],
[
'Alter_priv',
'ALTER',
__('Allows altering the structure of existing tables.'),
],
[
'Show_db_priv',
'SHOW DATABASES',
__('Gives access to the complete list of databases.'),
],
[
'Super_priv',
'SUPER',
__(
'Allows connecting, even if maximum number of connections '
. 'is reached; required for most administrative operations '
. 'like setting global variables or killing threads of other users.'
),
],
[
'Create_tmp_table_priv',
'CREATE TEMPORARY TABLES',
__('Allows creating temporary tables.'),
],
[
'Lock_tables_priv',
'LOCK TABLES',
__('Allows locking tables for the current thread.'),
],
[
'Repl_slave_priv',
'REPLICATION SLAVE',
__('Needed for the replication slaves.'),
],
[
'Repl_client_priv',
'REPLICATION CLIENT',
__('Allows the user to ask where the slaves / masters are.'),
],
[
'Create_view_priv',
'CREATE VIEW',
__('Allows creating new views.'),
],
[
'Event_priv',
'EVENT',
__('Allows to set up events for the event scheduler.'),
],
[
'Trigger_priv',
'TRIGGER',
__('Allows creating and dropping triggers.'),
],
// for table privs:
[
'Create View_priv',
'CREATE VIEW',
__('Allows creating new views.'),
],
[
'Show_view_priv',
'SHOW VIEW',
__('Allows performing SHOW CREATE VIEW queries.'),
],
// for table privs:
[
'Show view_priv',
'SHOW VIEW',
__('Allows performing SHOW CREATE VIEW queries.'),
],
[
'Delete_history_priv',
'DELETE HISTORY',
$GLOBALS['strPrivDescDeleteHistoricalRows'],
],
[
'Delete versioning rows_priv',
'DELETE HISTORY',
$GLOBALS['strPrivDescDeleteHistoricalRows'],
],
[
'Create_routine_priv',
'CREATE ROUTINE',
__('Allows creating stored routines.'),
],
[
'Alter_routine_priv',
'ALTER ROUTINE',
__('Allows altering and dropping stored routines.'),
],
[
'Create_user_priv',
'CREATE USER',
__('Allows creating, dropping and renaming user accounts.'),
],
[
'Execute_priv',
'EXECUTE',
__('Allows executing stored routines.'),
],
];
}
/**
* Displays on which column(s) a table-specific privilege is granted
*
* @param array $columns columns array
* @param array $row first row from result or boolean false
* @param string $name_for_select privilege types - Select_priv, Insert_priv
* Update_priv, References_priv
* @param string $priv_for_header privilege for header
* @param string $name privilege name: insert, select, update, references
* @param string $name_for_dfn name for dfn
* @param string $name_for_current name for current
*
* @return string html snippet
*/
public function getHtmlForColumnPrivileges(
array $columns,
array $row,
$name_for_select,
$priv_for_header,
$name,
$name_for_dfn,
$name_for_current
) {
return $this->template->render('server/privileges/column_privileges', [
'columns' => $columns,
'row' => $row,
'name_for_select' => $name_for_select,
'priv_for_header' => $priv_for_header,
'name' => $name,
'name_for_dfn' => $name_for_dfn,
'name_for_current' => $name_for_current,
]);
}
/**
* Get sql query for display privileges table
*
* @param string $db the database
* @param string $table the table
* @param string $username username for database connection
* @param string $hostname hostname for database connection
*
* @return string sql query
*/
public function getSqlQueryForDisplayPrivTable($db, $table, $username, $hostname)
{
if ($db == '*') {
return "SELECT * FROM `mysql`.`user`"
. " WHERE `User` = '" . $this->dbi->escapeString($username) . "'"
. " AND `Host` = '" . $this->dbi->escapeString($hostname) . "';";
} elseif ($table == '*') {
return "SELECT * FROM `mysql`.`db`"
. " WHERE `User` = '" . $this->dbi->escapeString($username) . "'"
. " AND `Host` = '" . $this->dbi->escapeString($hostname) . "'"
. " AND '" . $this->dbi->escapeString(Util::unescapeMysqlWildcards($db)) . "'"
. " LIKE `Db`;";
}
return "SELECT `Table_priv`"
. " FROM `mysql`.`tables_priv`"
. " WHERE `User` = '" . $this->dbi->escapeString($username) . "'"
. " AND `Host` = '" . $this->dbi->escapeString($hostname) . "'"
. " AND `Db` = '" . $this->dbi->escapeString(Util::unescapeMysqlWildcards($db)) . "'"
. " AND `Table_name` = '" . $this->dbi->escapeString($table) . "';";
}
/**
* Displays a dropdown to select the user group
* with menu items configured to each of them.
*
* @param string $username username
*
* @return string html to select the user group
*/
public function getHtmlToChooseUserGroup($username)
{
$cfgRelation = $this->relation->getRelationsParam();
$groupTable = Util::backquote($cfgRelation['db'])
. "." . Util::backquote($cfgRelation['usergroups']);
$userTable = Util::backquote($cfgRelation['db'])
. "." . Util::backquote($cfgRelation['users']);
$userGroup = '';
if (isset($GLOBALS['username'])) {
$sql_query = "SELECT `usergroup` FROM " . $userTable
. " WHERE `username` = '" . $this->dbi->escapeString($username) . "'";
$userGroup = $this->dbi->fetchValue(
$sql_query,
0,
0,
DatabaseInterface::CONNECT_CONTROL
);
}
$allUserGroups = ['' => ''];
$sql_query = "SELECT DISTINCT `usergroup` FROM " . $groupTable;
$result = $this->relation->queryAsControlUser($sql_query, false);
if ($result) {
while ($row = $this->dbi->fetchRow($result)) {
$allUserGroups[$row[0]] = $row[0];
}
}
$this->dbi->freeResult($result);
return $this->template->render('server/privileges/choose_user_group', [
'all_user_groups' => $allUserGroups,
'user_group' => $userGroup,
'params' => ['username' => $username],
]);
}
/**
* Sets the user group from request values
*
* @param string $username username
* @param string $userGroup user group to set
*
* @return void
*/
public function setUserGroup($username, $userGroup)
{
$userGroup = $userGroup === null ? '' : $userGroup;
$cfgRelation = $this->relation->getRelationsParam();
if (empty($cfgRelation['db']) || empty($cfgRelation['users']) || empty($cfgRelation['usergroups'])) {
return;
}
$userTable = Util::backquote($cfgRelation['db'])
. "." . Util::backquote($cfgRelation['users']);
$sql_query = "SELECT `usergroup` FROM " . $userTable
. " WHERE `username` = '" . $this->dbi->escapeString($username) . "'";
$oldUserGroup = $this->dbi->fetchValue(
$sql_query,
0,
0,
DatabaseInterface::CONNECT_CONTROL
);
if ($oldUserGroup === false) {
$upd_query = "INSERT INTO " . $userTable . "(`username`, `usergroup`)"
. " VALUES ('" . $this->dbi->escapeString($username) . "', "
. "'" . $this->dbi->escapeString($userGroup) . "')";
} else {
if (empty($userGroup)) {
$upd_query = "DELETE FROM " . $userTable
. " WHERE `username`='" . $this->dbi->escapeString($username) . "'";
} elseif ($oldUserGroup != $userGroup) {
$upd_query = "UPDATE " . $userTable
. " SET `usergroup`='" . $this->dbi->escapeString($userGroup) . "'"
. " WHERE `username`='" . $this->dbi->escapeString($username) . "'";
}
}
if (isset($upd_query)) {
$this->relation->queryAsControlUser($upd_query);
}
}
/**
* Displays the privileges form table
*
* @param string $db the database
* @param string $table the table
* @param boolean $submit whether to display the submit button or not
*
* @global array $cfg the phpMyAdmin configuration
* @global resource $user_link the database connection
*
* @return string html snippet
*/
public function getHtmlToDisplayPrivilegesTable(
$db = '*',
$table = '*',
$submit = true
) {
$html_output = '';
$sql_query = '';
if ($db == '*') {
$table = '*';
}
$username = '';
$hostname = '';
if (isset($GLOBALS['username'])) {
$username = $GLOBALS['username'];
$hostname = $GLOBALS['hostname'];
$sql_query = $this->getSqlQueryForDisplayPrivTable(
$db,
$table,
$username,
$hostname
);
$row = $this->dbi->fetchSingleRow($sql_query);
}
if (empty($row)) {
if ($table == '*' && $this->dbi->isSuperuser()) {
$row = [];
if ($db == '*') {
$sql_query = 'SHOW COLUMNS FROM `mysql`.`user`;';
} elseif ($table == '*') {
$sql_query = 'SHOW COLUMNS FROM `mysql`.`db`;';
}
$res = $this->dbi->query($sql_query);
while ($row1 = $this->dbi->fetchRow($res)) {
if (mb_substr($row1[0], 0, 4) == 'max_') {
$row[$row1[0]] = 0;
} elseif (mb_substr($row1[0], 0, 5) == 'x509_'
|| mb_substr($row1[0], 0, 4) == 'ssl_'
) {
$row[$row1[0]] = '';
} else {
$row[$row1[0]] = 'N';
}
}
$this->dbi->freeResult($res);
} elseif ($table == '*') {
$row = [];
} else {
$row = ['Table_priv' => ''];
}
}
if (isset($row['Table_priv'])) {
$this->fillInTablePrivileges($row);
// get columns
$res = $this->dbi->tryQuery(
'SHOW COLUMNS FROM '
. Util::backquote(
Util::unescapeMysqlWildcards($db)
)
. '.' . Util::backquote($table) . ';'
);
$columns = [];
if ($res) {
while ($row1 = $this->dbi->fetchRow($res)) {
$columns[$row1[0]] = [
'Select' => false,
'Insert' => false,
'Update' => false,
'References' => false,
];
}
$this->dbi->freeResult($res);
}
unset($res, $row1);
}
// table-specific privileges
if (! empty($columns)) {
$html_output .= $this->getHtmlForTableSpecificPrivileges(
$username,
$hostname,
$db,
$table,
$columns,
$row
);
} else {
// global or db-specific
$html_output .= $this->getHtmlForGlobalOrDbSpecificPrivs($db, $table, $row);
}
$html_output .= '</fieldset>' . "\n";
if ($submit) {
$html_output .= '<fieldset id="fieldset_user_privtable_footer" '
. 'class="tblFooters">' . "\n"
. '<input type="hidden" name="update_privs" value="1">' . "\n"
. '<input class="btn btn-primary" type="submit" value="' . __('Go') . '">' . "\n"
. '</fieldset>' . "\n";
}
return $html_output;
} // end of the 'PMA_displayPrivTable()' function
/**
* Get HTML for "Require"
*
* @param array $row privilege array
*
* @return string html snippet
*/
public function getHtmlForRequires(array $row)
{
$specified = (isset($row['ssl_type']) && $row['ssl_type'] == 'SPECIFIED');
$require_options = [
[
'name' => 'ssl_type',
'value' => 'NONE',
'description' => __(
'Does not require SSL-encrypted connections.'
),
'label' => 'REQUIRE NONE',
'checked' => isset($row['ssl_type'])
&& ($row['ssl_type'] == 'NONE'
|| $row['ssl_type'] == '')
? 'checked="checked"'
: '',
'disabled' => false,
'radio' => true,
],
[
'name' => 'ssl_type',
'value' => 'ANY',
'description' => __(
'Requires SSL-encrypted connections.'
),
'label' => 'REQUIRE SSL',
'checked' => isset($row['ssl_type']) && ($row['ssl_type'] == 'ANY')
? 'checked="checked"'
: '',
'disabled' => false,
'radio' => true,
],
[
'name' => 'ssl_type',
'value' => 'X509',
'description' => __(
'Requires a valid X509 certificate.'
),
'label' => 'REQUIRE X509',
'checked' => isset($row['ssl_type']) && ($row['ssl_type'] == 'X509')
? 'checked="checked"'
: '',
'disabled' => false,
'radio' => true,
],
[
'name' => 'ssl_type',
'value' => 'SPECIFIED',
'description' => '',
'label' => 'SPECIFIED',
'checked' => $specified ? 'checked="checked"' : '',
'disabled' => false,
'radio' => true,
],
[
'name' => 'ssl_cipher',
'value' => isset($row['ssl_cipher'])
? htmlspecialchars($row['ssl_cipher']) : '',
'description' => __(
'Requires that a specific cipher method be used for a connection.'
),
'label' => 'REQUIRE CIPHER',
'checked' => '',
'disabled' => ! $specified,
'radio' => false,
],
[
'name' => 'x509_issuer',
'value' => isset($row['x509_issuer'])
? htmlspecialchars($row['x509_issuer']) : '',
'description' => __(
'Requires that a valid X509 certificate issued by this CA be presented.'
),
'label' => 'REQUIRE ISSUER',
'checked' => '',
'disabled' => ! $specified,
'radio' => false,
],
[
'name' => 'x509_subject',
'value' => isset($row['x509_subject'])
? htmlspecialchars($row['x509_subject']) : '',
'description' => __(
'Requires that a valid X509 certificate with this subject be presented.'
),
'label' => 'REQUIRE SUBJECT',
'checked' => '',
'disabled' => ! $specified,
'radio' => false,
],
];
return $this->template->render('server/privileges/require_options', [
'require_options' => $require_options,
]);
}
/**
* Get HTML for "Resource limits"
*
* @param array $row first row from result or boolean false
*
* @return string html snippet
*/
public function getHtmlForResourceLimits(array $row)
{
$limits = [
[
'input_name' => 'max_questions',
'name_main' => 'MAX QUERIES PER HOUR',
'value' => isset($row['max_questions']) ? $row['max_questions'] : '0',
'description' => __(
'Limits the number of queries the user may send to the server per hour.'
),
],
[
'input_name' => 'max_updates',
'name_main' => 'MAX UPDATES PER HOUR',
'value' => isset($row['max_updates']) ? $row['max_updates'] : '0',
'description' => __(
'Limits the number of commands that change any table '
. 'or database the user may execute per hour.'
),
],
[
'input_name' => 'max_connections',
'name_main' => 'MAX CONNECTIONS PER HOUR',
'value' => isset($row['max_connections']) ? $row['max_connections'] : '0',
'description' => __(
'Limits the number of new connections the user may open per hour.'
),
],
[
'input_name' => 'max_user_connections',
'name_main' => 'MAX USER_CONNECTIONS',
'value' => isset($row['max_user_connections']) ?
$row['max_user_connections'] : '0',
'description' => __(
'Limits the number of simultaneous connections '
. 'the user may have.'
),
],
];
return $this->template->render('server/privileges/resource_limits', [
'limits' => $limits,
]);
}
/**
* Get the HTML snippet for routine specific privileges
*
* @param string $username username for database connection
* @param string $hostname hostname for database connection
* @param string $db the database
* @param string $routine the routine
* @param string $url_dbname url encoded db name
*
* @return string
*/
public function getHtmlForRoutineSpecificPrivileges(
$username,
$hostname,
$db,
$routine,
$url_dbname
) {
$header = $this->getHtmlHeaderForUserProperties(
false,
$url_dbname,
$db,
$username,
$hostname,
$routine,
'routine'
);
$sql = "SELECT `Proc_priv`"
. " FROM `mysql`.`procs_priv`"
. " WHERE `User` = '" . $this->dbi->escapeString($username) . "'"
. " AND `Host` = '" . $this->dbi->escapeString($hostname) . "'"
. " AND `Db` = '"
. $this->dbi->escapeString(Util::unescapeMysqlWildcards($db)) . "'"
. " AND `Routine_name` LIKE '" . $this->dbi->escapeString($routine) . "';";
$res = $this->dbi->fetchValue($sql);
$privs = $this->parseProcPriv($res);
$routineArray = [$this->getTriggerPrivilegeTable()];
$privTableNames = [__('Routine')];
$privCheckboxes = $this->getHtmlForGlobalPrivTableWithCheckboxes(
$routineArray,
$privTableNames,
$privs
);
return $this->template->render('server/privileges/edit_routine_privileges', [
'username' => $username,
'hostname' => $hostname,
'database' => $db,
'routine' => $routine,
'grant_count' => count($privs),
'priv_checkboxes' => $privCheckboxes,
'header' => $header,
]);
}
/**
* Get routine privilege table as an array
*
* @return array privilege type array
*/
public function getTriggerPrivilegeTable()
{
$routinePrivTable = [
[
'Grant',
'GRANT',
__(
'Allows user to give to other users or remove from other users '
. 'privileges that user possess on this routine.'
),
],
[
'Alter_routine',
'ALTER ROUTINE',
__('Allows altering and dropping this routine.'),
],
[
'Execute',
'EXECUTE',
__('Allows executing this routine.'),
],
];
return $routinePrivTable;
}
/**
* Get the HTML snippet for table specific privileges
*
* @param string $username username for database connection
* @param string $hostname hostname for database connection
* @param string $db the database
* @param string $table the table
* @param array $columns columns array
* @param array $row current privileges row
*
* @return string
*/
public function getHtmlForTableSpecificPrivileges(
$username,
$hostname,
$db,
$table,
array $columns,
array $row
) {
$res = $this->dbi->query(
'SELECT `Column_name`, `Column_priv`'
. ' FROM `mysql`.`columns_priv`'
. ' WHERE `User`'
. ' = \'' . $this->dbi->escapeString($username) . "'"
. ' AND `Host`'
. ' = \'' . $this->dbi->escapeString($hostname) . "'"
. ' AND `Db`'
. ' = \'' . $this->dbi->escapeString(
Util::unescapeMysqlWildcards($db)
) . "'"
. ' AND `Table_name`'
. ' = \'' . $this->dbi->escapeString($table) . '\';'
);
while ($row1 = $this->dbi->fetchRow($res)) {
$row1[1] = explode(',', $row1[1]);
foreach ($row1[1] as $current) {
$columns[$row1[0]][$current] = true;
}
}
$this->dbi->freeResult($res);
unset($res, $row1, $current);
$html_output = '<input type="hidden" name="grant_count" '
. 'value="' . count($row) . '">' . "\n"
. '<input type="hidden" name="column_count" '
. 'value="' . count($columns) . '">' . "\n"
. '<fieldset id="fieldset_user_priv">' . "\n"
. '<legend data-submenu-label="' . __('Table') . '">' . __('Table-specific privileges')
. '</legend>'
. '<p><small><i>'
. __('Note: MySQL privilege names are expressed in English.')
. '</i></small></p>';
// privs that are attached to a specific column
$html_output .= $this->getHtmlForAttachedPrivilegesToTableSpecificColumn(
$columns,
$row
);
// privs that are not attached to a specific column
$html_output .= '<div class="item">' . "\n"
. $this->getHtmlForNotAttachedPrivilegesToTableSpecificColumn($row)
. '</div>' . "\n";
// for Safari 2.0.2
$html_output .= '<div class="clearfloat"></div>' . "\n";
return $html_output;
}
/**
* Get HTML snippet for privileges that are attached to a specific column
*
* @param array $columns columns array
* @param array $row first row from result or boolean false
*
* @return string
*/
public function getHtmlForAttachedPrivilegesToTableSpecificColumn(array $columns, array $row)
{
$html_output = $this->getHtmlForColumnPrivileges(
$columns,
$row,
'Select_priv',
'SELECT',
'select',
__('Allows reading data.'),
'Select'
);
$html_output .= $this->getHtmlForColumnPrivileges(
$columns,
$row,
'Insert_priv',
'INSERT',
'insert',
__('Allows inserting and replacing data.'),
'Insert'
);
$html_output .= $this->getHtmlForColumnPrivileges(
$columns,
$row,
'Update_priv',
'UPDATE',
'update',
__('Allows changing data.'),
'Update'
);
$html_output .= $this->getHtmlForColumnPrivileges(
$columns,
$row,
'References_priv',
'REFERENCES',
'references',
__('Has no effect in this MySQL version.'),
'References'
);
return $html_output;
}
/**
* Get HTML for privileges that are not attached to a specific column
*
* @param array $row first row from result or boolean false
*
* @return string
*/
public function getHtmlForNotAttachedPrivilegesToTableSpecificColumn(array $row)
{
$html_output = '';
foreach ($row as $current_grant => $current_grant_value) {
$grant_type = substr($current_grant, 0, -5);
if (in_array($grant_type, ['Select', 'Insert', 'Update', 'References'])
) {
continue;
}
// make a substitution to match the messages variables;
// also we must substitute the grant we get, because we can't generate
// a form variable containing blanks (those would get changed to
// an underscore when receiving the POST)
if ($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';
$current_grant = 'Show_view_priv';
} elseif ($current_grant == 'Delete versioning rows_priv') {
$tmp_current_grant = 'DeleteHistoricalRows_priv';
$current_grant = 'Delete_history_priv';
} else {
$tmp_current_grant = $current_grant;
}
$html_output .= '<div class="item">' . "\n"
. '<input type="checkbox"'
. ' name="' . $current_grant . '" id="checkbox_' . $current_grant
. '" value="Y" '
. ($current_grant_value == 'Y' ? 'checked="checked" ' : '')
. 'title="';
$privGlobalName = 'strPrivDesc'
. mb_substr(
$tmp_current_grant,
0,
mb_strlen($tmp_current_grant) - 5
);
$html_output .= (isset($GLOBALS[$privGlobalName])
? $GLOBALS[$privGlobalName]
: $GLOBALS[$privGlobalName . 'Tbl']
)
. '">' . "\n";
$privGlobalName1 = 'strPrivDesc'
. mb_substr(
$tmp_current_grant,
0,
- 5
);
$html_output .= '<label for="checkbox_' . $current_grant
. '"><code><dfn title="'
. (isset($GLOBALS[$privGlobalName1])
? $GLOBALS[$privGlobalName1]
: $GLOBALS[$privGlobalName1 . 'Tbl']
)
. '">'
. mb_strtoupper(
mb_substr(
$current_grant,
0,
-5
)
)
. '</dfn></code></label>' . "\n"
. '</div>' . "\n";
} // end foreach ()
return $html_output;
}
/**
* Get HTML for global or database specific privileges
*
* @param string $db the database
* @param string $table the table
* @param array $row first row from result or boolean false
*
* @return string
*/
public function getHtmlForGlobalOrDbSpecificPrivs($db, $table, array $row)
{
$privTable_names = [
0 => __('Data'),
1 => __('Structure'),
2 => __('Administration'),
];
$privTable = [];
$privTable[0] = $this->getDataPrivilegeTable($db);
$privTable[1] = $this->getStructurePrivilegeTable($table, $row);
$privTable[2] = $this->getAdministrationPrivilegeTable($db);
$html_output = '<input type="hidden" name="grant_count" value="'
. (count($privTable[0])
+ count($privTable[1])
+ count($privTable[2])
- (isset($row['Grant_priv']) ? 1 : 0)
)
. '">';
if ($db == '*') {
$legend = __('Global privileges');
$menu_label = __('Global');
} elseif ($table == '*') {
$legend = __('Database-specific privileges');
$menu_label = __('Database');
} else {
$legend = __('Table-specific privileges');
$menu_label = __('Table');
}
$html_output .= '<fieldset id="fieldset_user_global_rights">'
. '<legend data-submenu-label="' . $menu_label . '">' . $legend
. '<input type="checkbox" id="addUsersForm_checkall" '
. 'class="checkall_box" title="' . __('Check all') . '"> '
. '<label for="addUsersForm_checkall">' . __('Check all') . '</label> '
. '</legend>'
. '<p><small><i>'
. __('Note: MySQL privilege names are expressed in English.')
. '</i></small></p>';
// Output the Global privilege tables with checkboxes
$html_output .= $this->getHtmlForGlobalPrivTableWithCheckboxes(
$privTable,
$privTable_names,
$row
);
// The "Resource limits" box is not displayed for db-specific privs
if ($db == '*') {
$html_output .= $this->getHtmlForResourceLimits($row);
$html_output .= $this->getHtmlForRequires($row);
}
// for Safari 2.0.2
$html_output .= '<div class="clearfloat"></div>';
return $html_output;
}
/**
* Get data privilege table as an array
*
* @param string $db the database
*
* @return array data privilege table
*/
public function getDataPrivilegeTable($db)
{
$data_privTable = [
[
'Select',
'SELECT',
__('Allows reading data.'),
],
[
'Insert',
'INSERT',
__('Allows inserting and replacing data.'),
],
[
'Update',
'UPDATE',
__('Allows changing data.'),
],
[
'Delete',
'DELETE',
__('Allows deleting data.'),
],
];
if ($db == '*') {
$data_privTable[]
= [
'File',
'FILE',
__('Allows importing data from and exporting data into files.'),
];
}
return $data_privTable;
}
/**
* Get structure privilege table as an array
*
* @param string $table the table
* @param array $row first row from result or boolean false
*
* @return array structure privilege table
*/
public function getStructurePrivilegeTable($table, array $row)
{
$structure_privTable = [
[
'Create',
'CREATE',
$table == '*'
? __('Allows creating new databases and tables.')
: __('Allows creating new tables.'),
],
[
'Alter',
'ALTER',
__('Allows altering the structure of existing tables.'),
],
[
'Index',
'INDEX',
__('Allows creating and dropping indexes.'),
],
[
'Drop',
'DROP',
$table == '*'
? __('Allows dropping databases and tables.')
: __('Allows dropping tables.'),
],
[
'Create_tmp_table',
'CREATE TEMPORARY TABLES',
__('Allows creating temporary tables.'),
],
[
'Show_view',
'SHOW VIEW',
__('Allows performing SHOW CREATE VIEW queries.'),
],
[
'Create_routine',
'CREATE ROUTINE',
__('Allows creating stored routines.'),
],
[
'Alter_routine',
'ALTER ROUTINE',
__('Allows altering and dropping stored routines.'),
],
[
'Execute',
'EXECUTE',
__('Allows executing stored routines.'),
],
];
// this one is for a db-specific priv: Create_view_priv
if (isset($row['Create_view_priv'])) {
$structure_privTable[] = [
'Create_view',
'CREATE VIEW',
__('Allows creating new views.'),
];
}
// this one is for a table-specific priv: Create View_priv
if (isset($row['Create View_priv'])) {
$structure_privTable[] = [
'Create View',
'CREATE VIEW',
__('Allows creating new views.'),
];
}
if (isset($row['Event_priv'])) {
// MySQL 5.1.6
$structure_privTable[] = [
'Event',
'EVENT',
__('Allows to set up events for the event scheduler.'),
];
$structure_privTable[] = [
'Trigger',
'TRIGGER',
__('Allows creating and dropping triggers.'),
];
}
return $structure_privTable;
}
/**
* Get administration privilege table as an array
*
* @param string $db the table
*
* @return array administration privilege table
*/
public function getAdministrationPrivilegeTable($db)
{
if ($db == '*') {
$adminPrivTable = [
[
'Grant',
'GRANT',
__(
'Allows adding users and privileges '
. 'without reloading the privilege tables.'
),
],
];
$adminPrivTable[] = [
'Super',
'SUPER',
__(
'Allows connecting, even if maximum number '
. 'of connections is reached; required for '
. 'most administrative operations like '
. 'setting global variables or killing threads of other users.'
),
];
$adminPrivTable[] = [
'Process',
'PROCESS',
__('Allows viewing processes of all users.'),
];
$adminPrivTable[] = [
'Reload',
'RELOAD',
__('Allows reloading server settings and flushing the server\'s caches.'),
];
$adminPrivTable[] = [
'Shutdown',
'SHUTDOWN',
__('Allows shutting down the server.'),
];
$adminPrivTable[] = [
'Show_db',
'SHOW DATABASES',
__('Gives access to the complete list of databases.'),
];
} else {
$adminPrivTable = [
[
'Grant',
'GRANT',
__(
'Allows user to give to other users or remove from other'
. ' users the privileges that user possess yourself.'
),
],
];
}
$adminPrivTable[] = [
'Lock_tables',
'LOCK TABLES',
__('Allows locking tables for the current thread.'),
];
$adminPrivTable[] = [
'References',
'REFERENCES',
__('Has no effect in this MySQL version.'),
];
if ($db == '*') {
$adminPrivTable[] = [
'Repl_client',
'REPLICATION CLIENT',
__('Allows the user to ask where the slaves / masters are.'),
];
$adminPrivTable[] = [
'Repl_slave',
'REPLICATION SLAVE',
__('Needed for the replication slaves.'),
];
$adminPrivTable[] = [
'Create_user',
'CREATE USER',
__('Allows creating, dropping and renaming user accounts.'),
];
}
return $adminPrivTable;
}
/**
* Get HTML snippet for global privileges table with check boxes
*
* @param array $privTable privileges table array
* @param array $privTableNames names of the privilege tables
* (Data, Structure, Administration)
* @param array $row first row from result or boolean false
*
* @return string
*/
public function getHtmlForGlobalPrivTableWithCheckboxes(
array $privTable,
array $privTableNames,
array $row
) {
return $this->template->render('server/privileges/global_priv_table', [
'priv_table' => $privTable,
'priv_table_names' => $privTableNames,
'row' => $row,
]);
}
/**
* Gets the currently active authentication plugins
*
* @param string $orig_auth_plugin Default Authentication plugin
* @param string $mode are we creating a new user or are we just
* changing one?
* (allowed values: 'new', 'edit', 'change_pw')
* @param string $versions Is MySQL version newer or older than 5.5.7
*
* @return string
*/
public function getHtmlForAuthPluginsDropdown(
$orig_auth_plugin,
$mode = 'new',
$versions = 'new'
) {
$select_id = 'select_authentication_plugin'
. ($mode == 'change_pw' ? '_cp' : '');
if ($versions == 'new') {
$active_auth_plugins = $this->getActiveAuthPlugins();
if (isset($active_auth_plugins['mysql_old_password'])) {
unset($active_auth_plugins['mysql_old_password']);
}
} else {
$active_auth_plugins = [
'mysql_native_password' => __('Native MySQL authentication'),
];
}
$html_output = Util::getDropdown(
'authentication_plugin',
$active_auth_plugins,
$orig_auth_plugin,
$select_id
);
return $html_output;
}
/**
* Gets the currently active authentication plugins
*
* @return array array of plugin names and descriptions
*/
public function getActiveAuthPlugins()
{
$get_plugins_query = "SELECT `PLUGIN_NAME`, `PLUGIN_DESCRIPTION`"
. " FROM `information_schema`.`PLUGINS` "
. "WHERE `PLUGIN_TYPE` = 'AUTHENTICATION';";
$resultset = $this->dbi->query($get_plugins_query);
$result = [];
while ($row = $this->dbi->fetchAssoc($resultset)) {
// if description is known, enable its translation
if ('mysql_native_password' == $row['PLUGIN_NAME']) {
$row['PLUGIN_DESCRIPTION'] = __('Native MySQL authentication');
} elseif ('sha256_password' == $row['PLUGIN_NAME']) {
$row['PLUGIN_DESCRIPTION'] = __('SHA256 password authentication');
}
$result[$row['PLUGIN_NAME']] = $row['PLUGIN_DESCRIPTION'];
}
return $result;
}
/**
* 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 string $username User name
* @param string $hostname Host name
*
* @global array $cfg the phpMyAdmin configuration
* @global resource $user_link the database connection
*
* @return string a HTML snippet
*/
public function getHtmlForLoginInformationFields(
$mode = 'new',
$username = null,
$hostname = null
) {
list($username_length, $hostname_length) = $this->getUsernameAndHostnameLength();
if (isset($GLOBALS['username']) && strlen($GLOBALS['username']) === 0) {
$GLOBALS['pred_username'] = 'any';
}
$html_output = '<fieldset id="fieldset_add_user_login">' . "\n"
. '<legend>' . __('Login Information') . '</legend>' . "\n"
. '<div class="item">' . "\n"
. '<label for="select_pred_username">' . "\n"
. ' ' . __('User name:') . "\n"
. '</label>' . "\n"
. '<span class="options">' . "\n";
$html_output .= '<select name="pred_username" id="select_pred_username" '
. 'title="' . __('User name') . '">' . "\n";
$html_output .= '<option value="any"'
. (isset($GLOBALS['pred_username']) && $GLOBALS['pred_username'] == 'any'
? ' selected="selected"'
: '') . '>'
. __('Any user')
. '</option>' . "\n";
$html_output .= '<option value="userdefined"'
. (! isset($GLOBALS['pred_username'])
|| $GLOBALS['pred_username'] == 'userdefined'
? ' selected="selected"'
: '') . '>'
. __('Use text field')
. ':</option>' . "\n";
$html_output .= '</select>' . "\n"
. '</span>' . "\n";
$html_output .= '<input type="text" name="username" id="pma_username" class="autofocus"'
. ' maxlength="' . $username_length . '" title="' . __('User name') . '"'
. (empty($GLOBALS['username'])
? ''
: ' value="' . htmlspecialchars(
isset($GLOBALS['new_username'])
? $GLOBALS['new_username']
: $GLOBALS['username']
) . '"'
)
. (! isset($GLOBALS['pred_username'])
|| $GLOBALS['pred_username'] == 'userdefined'
? 'required="required"'
: '') . '>' . "\n";
$html_output .= '<div id="user_exists_warning"'
. ' name="user_exists_warning" class="hide">'
. Message::notice(
__(
'An account already exists with the same username '
. 'but possibly a different hostname.'
)
)->getDisplay()
. '</div>';
$html_output .= '</div>';
$html_output .= '<div class="item">' . "\n"
. '<label for="select_pred_hostname">' . "\n"
. ' ' . __('Host name:') . "\n"
. '</label>' . "\n";
$html_output .= '<span class="options">' . "\n"
. ' <select name="pred_hostname" id="select_pred_hostname" '
. 'title="' . __('Host name') . '"' . "\n";
$_current_user = $this->dbi->fetchValue('SELECT USER();');
if (! empty($_current_user)) {
$thishost = str_replace(
"'",
'',
mb_substr(
$_current_user,
mb_strrpos($_current_user, '@') + 1
)
);
if ($thishost != 'localhost' && $thishost != '127.0.0.1') {
$html_output .= ' data-thishost="' . htmlspecialchars($thishost) . '" ';
} else {
unset($thishost);
}
}
$html_output .= '>' . "\n";
unset($_current_user);
// when we start editing a user, $GLOBALS['pred_hostname'] is not defined
if (! isset($GLOBALS['pred_hostname']) && isset($GLOBALS['hostname'])) {
switch (mb_strtolower($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;
}
}
$html_output .= '<option value="any"'
. (isset($GLOBALS['pred_hostname'])
&& $GLOBALS['pred_hostname'] == 'any'
? ' selected="selected"'
: '') . '>'
. __('Any host')
. '</option>' . "\n"
. '<option value="localhost"'
. (isset($GLOBALS['pred_hostname'])
&& $GLOBALS['pred_hostname'] == 'localhost'
? ' selected="selected"'
: '') . '>'
. __('Local')
. '</option>' . "\n";
if (! empty($thishost)) {
$html_output .= '<option value="thishost"'
. (isset($GLOBALS['pred_hostname'])
&& $GLOBALS['pred_hostname'] == 'thishost'
? ' selected="selected"'
: '') . '>'
. __('This Host')
. '</option>' . "\n";
}
unset($thishost);
$html_output .= '<option value="hosttable"'
. (isset($GLOBALS['pred_hostname'])
&& $GLOBALS['pred_hostname'] == 'hosttable'
? ' selected="selected"'
: '') . '>'
. __('Use Host Table')
. '</option>' . "\n";
$html_output .= '<option value="userdefined"'
. (isset($GLOBALS['pred_hostname'])
&& $GLOBALS['pred_hostname'] == 'userdefined'
? ' selected="selected"'
: '') . '>'
. __('Use text field:') . '</option>' . "\n"
. '</select>' . "\n"
. '</span>' . "\n";
$html_output .= '<input type="text" name="hostname" id="pma_hostname" maxlength="'
. $hostname_length . '" value="'
// use default value of '%' to match with the default 'Any host'
. htmlspecialchars(isset($GLOBALS['hostname']) ? $GLOBALS['hostname'] : '%')
. '" title="' . __('Host name') . '" '
. (isset($GLOBALS['pred_hostname'])
&& $GLOBALS['pred_hostname'] == 'userdefined'
? 'required="required"'
: '')
. '>' . "\n"
. Util::showHint(
__(
'When Host table is used, this field is ignored '
. 'and values stored in Host table are used instead.'
)
)
. '</div>' . "\n";
$html_output .= '<div class="item">' . "\n"
. '<label for="select_pred_password">' . "\n"
. ' ' . __('Password:') . "\n"
. '</label>' . "\n"
. '<span class="options">' . "\n"
. '<select name="pred_password" id="select_pred_password" title="'
. __('Password') . '">' . "\n"
. ($mode == 'change' ? '<option value="keep" selected="selected">'
. __('Do not change the password')
. '</option>' . "\n" : '')
. '<option value="none"';
if (isset($GLOBALS['username']) && $mode != 'change') {
$html_output .= ' selected="selected"';
}
$html_output .= '>' . __('No Password') . '</option>' . "\n"
. '<option value="userdefined"'
. (isset($GLOBALS['username']) ? '' : ' selected="selected"') . '>'
. __('Use text field')
. ':</option>' . "\n"
. '</select>' . "\n"
. '</span>' . "\n"
. '<input type="password" id="text_pma_pw" name="pma_pw" '
. 'title="' . __('Password') . '" '
. (isset($GLOBALS['username']) ? '' : 'required="required"')
. '>' . "\n"
. '<span>Strength:</span> '
. '<meter max="4" id="password_strength_meter" name="pw_meter"></meter> '
. '<span id="password_strength" name="pw_strength"></span>' . "\n"
. '</div>' . "\n";
$html_output .= '<div class="item" '
. 'id="div_element_before_generate_password">' . "\n"
. '<label for="text_pma_pw2">' . "\n"
. ' ' . __('Re-type:') . "\n"
. '</label>' . "\n"
. '<span class="options"> </span>' . "\n"
. '<input type="password" name="pma_pw2" id="text_pma_pw2" '
. 'title="' . __('Re-type') . '" '
. (isset($GLOBALS['username']) ? '' : 'required="required"')
. '>' . "\n"
. '</div>' . "\n"
. '<div class="item" id="authentication_plugin_div">'
. '<label for="select_authentication_plugin" >';
$serverType = Util::getServerType();
$serverVersion = $this->dbi->getVersion();
$orig_auth_plugin = $this->getCurrentAuthenticationPlugin(
$mode,
$username,
$hostname
);
if (($serverType == 'MySQL'
&& $serverVersion >= 50507)
|| ($serverType == 'MariaDB'
&& $serverVersion >= 50200)
) {
$html_output .= __('Authentication Plugin')
. '</label><span class="options"> </span>' . "\n";
$auth_plugin_dropdown = $this->getHtmlForAuthPluginsDropdown(
$orig_auth_plugin,
$mode,
'new'
);
} else {
$html_output .= __('Password Hashing Method')
. '</label><span class="options"> </span>' . "\n";
$auth_plugin_dropdown = $this->getHtmlForAuthPluginsDropdown(
$orig_auth_plugin,
$mode,
'old'
);
}
$html_output .= $auth_plugin_dropdown;
$html_output .= '<div'
. ($orig_auth_plugin != 'sha256_password' ? ' class="hide"' : '')
. ' id="ssl_reqd_warning">'
. Message::notice(
__(
'This method requires using an \'<i>SSL connection</i>\' '
. 'or an \'<i>unencrypted connection that encrypts the password '
. 'using RSA</i>\'; while connecting to the server.'
)
. Util::showMySQLDocu('sha256-authentication-plugin')
)
->getDisplay()
. '</div>';
$html_output .= '</div>' . "\n"
// Generate password added here via jQuery
. '</fieldset>' . "\n";
return $html_output;
}
/**
* Get username and hostname length
*
* @return array username length and hostname length
*/
public function getUsernameAndHostnameLength()
{
/* Fallback values */
$username_length = 16;
$hostname_length = 41;
/* Try to get real lengths from the database */
$fields_info = $this->dbi->fetchResult(
'SELECT COLUMN_NAME, CHARACTER_MAXIMUM_LENGTH '
. 'FROM information_schema.columns '
. "WHERE table_schema = 'mysql' AND table_name = 'user' "
. "AND COLUMN_NAME IN ('User', 'Host')"
);
foreach ($fields_info as $val) {
if ($val['COLUMN_NAME'] == 'User') {
$username_length = $val['CHARACTER_MAXIMUM_LENGTH'];
} elseif ($val['COLUMN_NAME'] == 'Host') {
$hostname_length = $val['CHARACTER_MAXIMUM_LENGTH'];
}
}
return [
$username_length,
$hostname_length,
];
}
/**
* Get current authentication plugin in use - for a user or globally
*
* @param string $mode are we creating a new user or are we just
* changing one? (allowed values: 'new', 'change')
* @param string $username User name
* @param string $hostname Host name
*
* @return string authentication plugin in use
*/
public function getCurrentAuthenticationPlugin(
$mode = 'new',
$username = null,
$hostname = null
) {
/* Fallback (standard) value */
$authentication_plugin = 'mysql_native_password';
$serverVersion = $this->dbi->getVersion();
if (isset($username) && isset($hostname)
&& $mode == 'change'
) {
$row = $this->dbi->fetchSingleRow(
'SELECT `plugin` FROM `mysql`.`user` WHERE `User` = "'
. $GLOBALS['dbi']->escapeString($username)
. '" AND `Host` = "'
. $GLOBALS['dbi']->escapeString($hostname)
. '" LIMIT 1'
);
// Table 'mysql'.'user' may not exist for some previous
// versions of MySQL - in that case consider fallback value
if (is_array($row) && isset($row['plugin'])) {
$authentication_plugin = $row['plugin'];
}
} elseif ($mode == 'change') {
list($username, $hostname) = $this->dbi->getCurrentUserAndHost();
$row = $this->dbi->fetchSingleRow(
'SELECT `plugin` FROM `mysql`.`user` WHERE `User` = "'
. $GLOBALS['dbi']->escapeString($username)
. '" AND `Host` = "'
. $GLOBALS['dbi']->escapeString($hostname)
. '"'
);
if (is_array($row) && isset($row['plugin'])) {
$authentication_plugin = $row['plugin'];
}
} elseif ($serverVersion >= 50702) {
$row = $this->dbi->fetchSingleRow(
'SELECT @@default_authentication_plugin'
);
$authentication_plugin = is_array($row) ? $row['@@default_authentication_plugin'] : null;
}
return $authentication_plugin;
}
/**
* Returns all the grants for a certain user on a certain host
* Used in the export privileges for all users section
*
* @param string $user User name
* @param string $host Host name
*
* @return string containing all the grants text
*/
public function getGrants($user, $host)
{
$grants = $this->dbi->fetchResult(
"SHOW GRANTS FOR '"
. $this->dbi->escapeString($user) . "'@'"
. $this->dbi->escapeString($host) . "'"
);
$response = '';
foreach ($grants as $one_grant) {
$response .= $one_grant . ";\n\n";
}
return $response;
}
/**
* Update password and get message for password updating
*
* @param string $err_url error url
* @param string $username username
* @param string $hostname hostname
*
* @return Message success or error message after updating password
*/
public function updatePassword($err_url, $username, $hostname)
{
// similar logic in user_password.php
$message = null;
if (empty($_POST['nopass'])
&& isset($_POST['pma_pw'])
&& isset($_POST['pma_pw2'])
) {
if ($_POST['pma_pw'] != $_POST['pma_pw2']) {
$message = Message::error(__('The passwords aren\'t the same!'));
} elseif (empty($_POST['pma_pw']) || empty($_POST['pma_pw2'])) {
$message = Message::error(__('The password is empty!'));
}
}
// here $nopass could be == 1
if ($message === null) {
$hashing_function = 'PASSWORD';
$serverType = Util::getServerType();
$serverVersion = $this->dbi->getVersion();
$authentication_plugin
= (isset($_POST['authentication_plugin'])
? $_POST['authentication_plugin']
: $this->getCurrentAuthenticationPlugin(
'change',
$username,
$hostname
));
// Use 'ALTER USER ...' syntax for MySQL 5.7.6+
if ($serverType == 'MySQL'
&& $serverVersion >= 50706
) {
if ($authentication_plugin != 'mysql_old_password') {
$query_prefix = "ALTER USER '"
. $this->dbi->escapeString($username)
. "'@'" . $this->dbi->escapeString($hostname) . "'"
. " IDENTIFIED WITH "
. $authentication_plugin
. " BY '";
} else {
$query_prefix = "ALTER USER '"
. $this->dbi->escapeString($username)
. "'@'" . $this->dbi->escapeString($hostname) . "'"
. " IDENTIFIED BY '";
}
// in $sql_query which will be displayed, hide the password
$sql_query = $query_prefix . "*'";
$local_query = $query_prefix
. $this->dbi->escapeString($_POST['pma_pw']) . "'";
} elseif ($serverType == 'MariaDB' && $serverVersion >= 10000) {
// MariaDB uses "SET PASSWORD" syntax to change user password.
// On Galera cluster only DDL queries are replicated, since
// users are stored in MyISAM storage engine.
$query_prefix = "SET PASSWORD FOR '"
. $this->dbi->escapeString($username)
. "'@'" . $this->dbi->escapeString($hostname) . "'"
. " = PASSWORD ('";
$sql_query = $local_query = $query_prefix
. $this->dbi->escapeString($_POST['pma_pw']) . "')";
} elseif ($serverType == 'MariaDB'
&& $serverVersion >= 50200
&& $this->dbi->isSuperuser()
) {
// Use 'UPDATE `mysql`.`user` ...' Syntax for MariaDB 5.2+
if ($authentication_plugin == 'mysql_native_password') {
// Set the hashing method used by PASSWORD()
// to be 'mysql_native_password' type
$this->dbi->tryQuery('SET old_passwords = 0;');
} elseif ($authentication_plugin == 'sha256_password') {
// Set the hashing method used by PASSWORD()
// to be 'sha256_password' type
$this->dbi->tryQuery('SET `old_passwords` = 2;');
}
$hashedPassword = $this->getHashedPassword($_POST['pma_pw']);
$sql_query = 'SET PASSWORD FOR \''
. $this->dbi->escapeString($username)
. '\'@\'' . $this->dbi->escapeString($hostname) . '\' = '
. ($_POST['pma_pw'] == ''
? '\'\''
: $hashing_function . '(\''
. preg_replace('@.@s', '*', $_POST['pma_pw']) . '\')');
$local_query = "UPDATE `mysql`.`user` SET "
. " `authentication_string` = '" . $hashedPassword
. "', `Password` = '', "
. " `plugin` = '" . $authentication_plugin . "'"
. " WHERE `User` = '" . $GLOBALS['dbi']->escapeString($username)
. "' AND Host = '" . $GLOBALS['dbi']->escapeString($hostname) . "';";
} else {
// USE 'SET PASSWORD ...' syntax for rest of the versions
// Backup the old value, to be reset later
$row = $this->dbi->fetchSingleRow(
'SELECT @@old_passwords;'
);
$orig_value = $row['@@old_passwords'];
$update_plugin_query = "UPDATE `mysql`.`user` SET"
. " `plugin` = '" . $authentication_plugin . "'"
. " WHERE `User` = '" . $GLOBALS['dbi']->escapeString($username)
. "' AND Host = '" . $GLOBALS['dbi']->escapeString($hostname) . "';";
// Update the plugin for the user
if (! $this->dbi->tryQuery($update_plugin_query)) {
Util::mysqlDie(
$this->dbi->getError(),
$update_plugin_query,
false,
$err_url
);
}
$this->dbi->tryQuery("FLUSH PRIVILEGES;");
if ($authentication_plugin == 'mysql_native_password') {
// Set the hashing method used by PASSWORD()
// to be 'mysql_native_password' type
$this->dbi->tryQuery('SET old_passwords = 0;');
} elseif ($authentication_plugin == 'sha256_password') {
// Set the hashing method used by PASSWORD()
// to be 'sha256_password' type
$this->dbi->tryQuery('SET `old_passwords` = 2;');
}
$sql_query = 'SET PASSWORD FOR \''
. $this->dbi->escapeString($username)
. '\'@\'' . $this->dbi->escapeString($hostname) . '\' = '
. ($_POST['pma_pw'] == ''
? '\'\''
: $hashing_function . '(\''
. preg_replace('@.@s', '*', $_POST['pma_pw']) . '\')');
$local_query = 'SET PASSWORD FOR \''
. $this->dbi->escapeString($username)
. '\'@\'' . $this->dbi->escapeString($hostname) . '\' = '
. ($_POST['pma_pw'] == '' ? '\'\'' : $hashing_function
. '(\'' . $this->dbi->escapeString($_POST['pma_pw']) . '\')');
}
if (! $this->dbi->tryQuery($local_query)) {
Util::mysqlDie(
$this->dbi->getError(),
$sql_query,
false,
$err_url
);
}
// Flush privileges after successful password change
$this->dbi->tryQuery("FLUSH PRIVILEGES;");
$message = Message::success(
__('The password for %s was changed successfully.')
);
$message->addParam('\'' . $username . '\'@\'' . $hostname . '\'');
if (isset($orig_value)) {
$this->dbi->tryQuery(
'SET `old_passwords` = ' . $orig_value . ';'
);
}
}
return $message;
}
/**
* Revokes privileges and get message and SQL query for privileges revokes
*
* @param string $dbname database name
* @param string $tablename table name
* @param string $username username
* @param string $hostname host name
* @param string $itemType item type
*
* @return array ($message, $sql_query)
*/
public function getMessageAndSqlQueryForPrivilegesRevoke(
$dbname,
$tablename,
$username,
$hostname,
$itemType
) {
$db_and_table = $this->wildcardEscapeForGrant($dbname, $tablename);
$sql_query0 = 'REVOKE ALL PRIVILEGES ON ' . $itemType . ' ' . $db_and_table
. ' FROM \''
. $this->dbi->escapeString($username) . '\'@\''
. $this->dbi->escapeString($hostname) . '\';';
$sql_query1 = 'REVOKE GRANT OPTION ON ' . $itemType . ' ' . $db_and_table
. ' FROM \'' . $this->dbi->escapeString($username) . '\'@\''
. $this->dbi->escapeString($hostname) . '\';';
$this->dbi->query($sql_query0);
if (! $this->dbi->tryQuery($sql_query1)) {
// this one may fail, too...
$sql_query1 = '';
}
$sql_query = $sql_query0 . ' ' . $sql_query1;
$message = Message::success(
__('You have revoked the privileges for %s.')
);
$message->addParam('\'' . $username . '\'@\'' . $hostname . '\'');
return [
$message,
$sql_query,
];
}
/**
* Get REQUIRE cluase
*
* @return string REQUIRE clause
*/
public function getRequireClause()
{
$arr = isset($_POST['ssl_type']) ? $_POST : $GLOBALS;
if (isset($arr['ssl_type']) && $arr['ssl_type'] == 'SPECIFIED') {
$require = [];
if (! empty($arr['ssl_cipher'])) {
$require[] = "CIPHER '"
. $this->dbi->escapeString($arr['ssl_cipher']) . "'";
}
if (! empty($arr['x509_issuer'])) {
$require[] = "ISSUER '"
. $this->dbi->escapeString($arr['x509_issuer']) . "'";
}
if (! empty($arr['x509_subject'])) {
$require[] = "SUBJECT '"
. $this->dbi->escapeString($arr['x509_subject']) . "'";
}
if (count($require)) {
$require_clause = " REQUIRE " . implode(" AND ", $require);
} else {
$require_clause = " REQUIRE NONE";
}
} elseif (isset($arr['ssl_type']) && $arr['ssl_type'] == 'X509') {
$require_clause = " REQUIRE X509";
} elseif (isset($arr['ssl_type']) && $arr['ssl_type'] == 'ANY') {
$require_clause = " REQUIRE SSL";
} else {
$require_clause = " REQUIRE NONE";
}
return $require_clause;
}
/**
* Get a WITH clause for 'update privileges' and 'add user'
*
* @return string
*/
public function getWithClauseForAddUserAndUpdatePrivs()
{
$sql_query = '';
if (((isset($_POST['Grant_priv']) && $_POST['Grant_priv'] == 'Y')
|| (isset($GLOBALS['Grant_priv']) && $GLOBALS['Grant_priv'] == 'Y'))
&& ! ((Util::getServerType() == 'MySQL' || Util::getServerType() == 'Percona Server')
&& $this->dbi->getVersion() >= 80011)
) {
$sql_query .= ' GRANT OPTION';
}
if (isset($_POST['max_questions']) || isset($GLOBALS['max_questions'])) {
$max_questions = isset($_POST['max_questions'])
? (int) $_POST['max_questions'] : (int) $GLOBALS['max_questions'];
$max_questions = max(0, $max_questions);
$sql_query .= ' MAX_QUERIES_PER_HOUR ' . $max_questions;
}
if (isset($_POST['max_connections']) || isset($GLOBALS['max_connections'])) {
$max_connections = isset($_POST['max_connections'])
? (int) $_POST['max_connections'] : (int) $GLOBALS['max_connections'];
$max_connections = max(0, $max_connections);
$sql_query .= ' MAX_CONNECTIONS_PER_HOUR ' . $max_connections;
}
if (isset($_POST['max_updates']) || isset($GLOBALS['max_updates'])) {
$max_updates = isset($_POST['max_updates'])
? (int) $_POST['max_updates'] : (int) $GLOBALS['max_updates'];
$max_updates = max(0, $max_updates);
$sql_query .= ' MAX_UPDATES_PER_HOUR ' . $max_updates;
}
if (isset($_POST['max_user_connections'])
|| isset($GLOBALS['max_user_connections'])
) {
$max_user_connections = isset($_POST['max_user_connections'])
? (int) $_POST['max_user_connections']
: (int) $GLOBALS['max_user_connections'];
$max_user_connections = max(0, $max_user_connections);
$sql_query .= ' MAX_USER_CONNECTIONS ' . $max_user_connections;
}
return (! empty($sql_query) ? ' WITH' . $sql_query : '');
}
/**
* Get HTML for addUsersForm, This function call if isset($_GET['adduser'])
*
* @param string $dbname database name
*
* @return string HTML for addUserForm
*/
public function getHtmlForAddUser($dbname)
{
$html_output = '<h2>' . "\n"
. Util::getIcon('b_usradd') . __('Add user account') . "\n"
. '</h2>' . "\n"
. '<form name="usersForm" id="addUsersForm"'
. ' onsubmit="return checkAddUser(this);"'
. ' action="server_privileges.php" method="post" autocomplete="off" >' . "\n"
. Url::getHiddenInputs('', '')
. $this->getHtmlForLoginInformationFields('new');
$html_output .= '<fieldset id="fieldset_add_user_database">' . "\n"
. '<legend>' . __('Database for user account') . '</legend>' . "\n";
$html_output .= $this->template->render('checkbox', [
'html_field_name' => 'createdb-1',
'label' => __('Create database with same name and grant all privileges.'),
'checked' => false,
'onclick' => false,
'html_field_id' => 'createdb-1',
]);
$html_output .= '<br>' . "\n";
$html_output .= $this->template->render('checkbox', [
'html_field_name' => 'createdb-2',
'label' => __('Grant all privileges on wildcard name (username\\_%).'),
'checked' => false,
'onclick' => false,
'html_field_id' => 'createdb-2',
]);
$html_output .= '<br>' . "\n";
if (! empty($dbname)) {
$html_output .= $this->template->render('checkbox', [
'html_field_name' => 'createdb-3',
'label' => sprintf(__('Grant all privileges on database %s.'), htmlspecialchars($dbname)),
'checked' => true,
'onclick' => false,
'html_field_id' => 'createdb-3',
]);
$html_output .= '<input type="hidden" name="dbname" value="'
. htmlspecialchars($dbname) . '">' . "\n";
$html_output .= '<br>' . "\n";
}
$html_output .= '</fieldset>' . "\n";
if ($GLOBALS['is_grantuser']) {
$html_output .= $this->getHtmlToDisplayPrivilegesTable('*', '*', false);
}
$html_output .= '<fieldset id="fieldset_add_user_footer" class="tblFooters">'
. "\n"
. '<input type="hidden" name="adduser_submit" value="1">' . "\n"
. '<input class="btn btn-primary" type="submit" id="adduser_submit" value="' . __('Go') . '">'
. "\n"
. '</fieldset>' . "\n"
. '</form>' . "\n";
return $html_output;
}
/**
* Get the list of privileges and list of compared privileges as strings
* and return a array that contains both strings
*
* @return array $list_of_privileges, $list_of_compared_privileges
*/
public function getListOfPrivilegesAndComparedPrivileges()
{
$list_of_privileges
= '`User`, '
. '`Host`, '
. '`Select_priv`, '
. '`Insert_priv`, '
. '`Update_priv`, '
. '`Delete_priv`, '
. '`Create_priv`, '
. '`Drop_priv`, '
. '`Grant_priv`, '
. '`Index_priv`, '
. '`Alter_priv`, '
. '`References_priv`, '
. '`Create_tmp_table_priv`, '
. '`Lock_tables_priv`, '
. '`Create_view_priv`, '
. '`Show_view_priv`, '
. '`Create_routine_priv`, '
. '`Alter_routine_priv`, '
. '`Execute_priv`';
$listOfComparedPrivs
= '`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\''
. ' AND `Create_tmp_table_priv` = \'N\''
. ' AND `Lock_tables_priv` = \'N\''
. ' AND `Create_view_priv` = \'N\''
. ' AND `Show_view_priv` = \'N\''
. ' AND `Create_routine_priv` = \'N\''
. ' AND `Alter_routine_priv` = \'N\''
. ' AND `Execute_priv` = \'N\'';
$list_of_privileges .=
', `Event_priv`, '
. '`Trigger_priv`';
$listOfComparedPrivs .=
' AND `Event_priv` = \'N\''
. ' AND `Trigger_priv` = \'N\'';
return [
$list_of_privileges,
$listOfComparedPrivs,
];
}
/**
* Get the HTML for routine based privileges
*
* @param string $db database name
* @param string $index_checkbox starting index for rows to be added
*
* @return string
*/
public function getHtmlTableBodyForSpecificDbRoutinePrivs($db, $index_checkbox)
{
$sql_query = 'SELECT * FROM `mysql`.`procs_priv` WHERE Db = \'' . $this->dbi->escapeString($db) . '\';';
$res = $this->dbi->query($sql_query);
$html_output = '';
while ($row = $this->dbi->fetchAssoc($res)) {
$html_output .= '<tr>';
$html_output .= '<td';
$value = htmlspecialchars($row['User'] . '&#27;' . $row['Host']);
$html_output .= '>';
$html_output .= '<input type="checkbox" class="checkall" '
. 'name="selected_usr[]" '
. 'id="checkbox_sel_users_' . ($index_checkbox++) . '" '
. 'value="' . $value . '"></td>';
$html_output .= '<td>' . htmlspecialchars($row['User'])
. '</td>'
. '<td>' . htmlspecialchars($row['Host'])
. '</td>'
. '<td>routine'
. '</td>'
. '<td><code>' . htmlspecialchars($row['Routine_name']) . '</code>'
. '</td>'
. '<td>Yes'
. '</td>';
$current_user = $row['User'];
$current_host = $row['Host'];
$routine = $row['Routine_name'];
$html_output .= '<td>';
$specific_db = '';
$specific_table = '';
if ($GLOBALS['is_grantuser']) {
$specific_db = isset($row['Db']) && $row['Db'] != '*'
? $row['Db'] : '';
$specific_table = isset($row['Table_name'])
&& $row['Table_name'] != '*'
? $row['Table_name'] : '';
$html_output .= $this->getUserLink(
'edit',
$current_user,
$current_host,
$specific_db,
$specific_table,
$routine
);
}
$html_output .= '</td>';
$html_output .= '<td>';
$html_output .= $this->getUserLink(
'export',
$current_user,
$current_host,
$specific_db,
$specific_table,
$routine
);
$html_output .= '</td>';
$html_output .= '</tr>';
}
return $html_output;
}
/**
* Get the HTML for user form and check the privileges for a particular database.
*
* @param string $db database name
*
* @return string
*/
public function getHtmlForSpecificDbPrivileges($db)
{
$html_output = '';
if ($this->dbi->isSuperuser()) {
// check the privileges for a particular database.
$html_output = '<form id="usersForm" action="server_privileges.php">';
$html_output .= Url::getHiddenInputs($db);
$html_output .= '<div class="width100">';
$html_output .= '<fieldset>';
$html_output .= '<legend>' . "\n"
. Util::getIcon('b_usrcheck')
. ' '
. sprintf(
__('Users having access to "%s"'),
'<a href="' . Util::getScriptNameForOption(
$GLOBALS['cfg']['DefaultTabDatabase'],
'database'
)
. Url::getCommon(['db' => $db]) . '">'
. htmlspecialchars($db)
. '</a>'
)
. "\n"
. '</legend>' . "\n";
$html_output .= '<div class="responsivetable jsresponsive">';
$html_output .= '<table id="dbspecificuserrights" class="data">';
$html_output .= $this->getHtmlForPrivsTableHead();
$privMap = $this->getPrivMap($db);
$html_output .= $this->getHtmlTableBodyForSpecificDbOrTablePrivs($privMap, $db);
$html_output .= '</table>';
$html_output .= '</div>';
$html_output .= '<div class="floatleft">';
$html_output .= $this->template->render('select_all', [
'pma_theme_image' => $GLOBALS['pmaThemeImage'],
'text_dir' => $GLOBALS['text_dir'],
'form_name' => "usersForm",
]);
$html_output .= Util::getButtonOrImage(
'submit_mult',
'mult_submit',
__('Export'),
'b_tblexport',
'export'
);
$html_output .= '</fieldset>';
$html_output .= '</div>';
$html_output .= '</form>';
} else {
$html_output .= $this->getHtmlForViewUsersError();
}
$response = Response::getInstance();
if ($response->isAjax() === true
&& empty($_REQUEST['ajax_page_request'])
) {
$message = Message::success(__('User has been added.'));
$response->addJSON('message', $message);
$response->addJSON('user_form', $html_output);
exit;
} else {
// Offer to create a new user for the current database
$html_output .= $this->getAddUserHtmlFieldset($db);
}
return $html_output;
}
/**
* Get the HTML for user form and check the privileges for a particular table.
*
* @param string $db database name
* @param string $table table name
*
* @return string
*/
public function getHtmlForSpecificTablePrivileges($db, $table)
{
$html_output = '';
if ($this->dbi->isSuperuser()) {
// check the privileges for a particular table.
$html_output = '<form id="usersForm" action="server_privileges.php">';
$html_output .= Url::getHiddenInputs($db, $table);
$html_output .= '<fieldset>';
$html_output .= '<legend>'
. Util::getIcon('b_usrcheck')
. sprintf(
__('Users having access to "%s"'),
'<a href="' . Util::getScriptNameForOption(
$GLOBALS['cfg']['DefaultTabTable'],
'table'
)
. Url::getCommon(
[
'db' => $db,
'table' => $table,
]
) . '">'
. htmlspecialchars($db) . '.' . htmlspecialchars($table)
. '</a>'
)
. '</legend>';
$html_output .= '<div class="responsivetable jsresponsive">';
$html_output .= '<table id="tablespecificuserrights" class="data">';
$html_output .= $this->getHtmlForPrivsTableHead();
$privMap = $this->getPrivMap($db);
$sql_query = "SELECT `User`, `Host`, `Db`,"
. " 't' AS `Type`, `Table_name`, `Table_priv`"
. " FROM `mysql`.`tables_priv`"
. " WHERE '" . $this->dbi->escapeString($db) . "' LIKE `Db`"
. " AND '" . $this->dbi->escapeString($table) . "' LIKE `Table_name`"
. " AND NOT (`Table_priv` = '' AND Column_priv = '')"
. " ORDER BY `User` ASC, `Host` ASC, `Db` ASC, `Table_priv` ASC;";
$res = $this->dbi->query($sql_query);
$this->mergePrivMapFromResult($privMap, $res);
$html_output .= $this->getHtmlTableBodyForSpecificDbOrTablePrivs($privMap, $db);
$html_output .= '</table></div>';
$html_output .= '<div class="floatleft">';
$html_output .= $this->template->render('select_all', [
'pma_theme_image' => $GLOBALS['pmaThemeImage'],
'text_dir' => $GLOBALS['text_dir'],
'form_name' => "usersForm",
]);
$html_output .= Util::getButtonOrImage(
'submit_mult',
'mult_submit',
__('Export'),
'b_tblexport',
'export'
);
$html_output .= '</fieldset>';
$html_output .= '</form>';
} else {
$html_output .= $this->getHtmlForViewUsersError();
}
// Offer to create a new user for the current database
$html_output .= $this->getAddUserHtmlFieldset($db, $table);
return $html_output;
}
/**
* gets privilege map
*
* @param string $db the database
*
* @return array the privilege map
*/
public function getPrivMap($db)
{
list($listOfPrivs, $listOfComparedPrivs)
= $this->getListOfPrivilegesAndComparedPrivileges();
$sql_query
= "("
. " SELECT " . $listOfPrivs . ", '*' AS `Db`, 'g' AS `Type`"
. " FROM `mysql`.`user`"
. " WHERE NOT (" . $listOfComparedPrivs . ")"
. ")"
. " UNION "
. "("
. " SELECT " . $listOfPrivs . ", `Db`, 'd' AS `Type`"
. " FROM `mysql`.`db`"
. " WHERE '" . $this->dbi->escapeString($db) . "' LIKE `Db`"
. " AND NOT (" . $listOfComparedPrivs . ")"
. ")"
. " ORDER BY `User` ASC, `Host` ASC, `Db` ASC;";
$res = $this->dbi->query($sql_query);
$privMap = [];
$this->mergePrivMapFromResult($privMap, $res);
return $privMap;
}
/**
* merge privilege map and rows from resultset
*
* @param array $privMap the privilege map reference
* @param object $result the resultset of query
*
* @return void
*/
public function mergePrivMapFromResult(array &$privMap, $result)
{
while ($row = $this->dbi->fetchAssoc($result)) {
$user = (string) $row['User'];
$host = (string) $row['Host'];
if (! isset($privMap[$user])) {
$privMap[$user] = [];
}
if (! isset($privMap[$user][$host])) {
$privMap[$user][$host] = [];
}
$privMap[$user][$host][] = $row;
}
}
/**
* Get HTML snippet for privileges table head
*
* @return string
*/
public function getHtmlForPrivsTableHead()
{
return '<thead>'
. '<tr>'
. '<th></th>'
. '<th>' . __('User name') . '</th>'
. '<th>' . __('Host name') . '</th>'
. '<th>' . __('Type') . '</th>'
. '<th>' . __('Privileges') . '</th>'
. '<th>' . __('Grant') . '</th>'
. '<th colspan="2">' . __('Action') . '</th>'
. '</tr>'
. '</thead>';
}
/**
* Get HTML error for View Users form
* For non superusers such as grant/create users
*
* @return string
*/
public function getHtmlForViewUsersError()
{
return Message::error(
__('Not enough privilege to view users.')
)->getDisplay();
}
/**
* Get HTML snippet for table body of specific database or table privileges
*
* @param array $privMap privilege map
* @param string $db database
*
* @return string
*/
public function getHtmlTableBodyForSpecificDbOrTablePrivs($privMap, $db)
{
$html_output = '<tbody>';
$index_checkbox = 0;
if (empty($privMap)) {
$html_output .= '<tr>'
. '<td colspan="6">'
. __('No user found.')
. '</td>'
. '</tr>'
. '</tbody>';
return $html_output;
}
foreach ($privMap as $current_user => $val) {
foreach ($val as $current_host => $current_privileges) {
$nbPrivileges = count($current_privileges);
$html_output .= '<tr>';
$value = htmlspecialchars($current_user . '&#27;' . $current_host);
$html_output .= '<td';
if ($nbPrivileges > 1) {
$html_output .= ' rowspan="' . $nbPrivileges . '"';
}
$html_output .= '>';
$html_output .= '<input type="checkbox" class="checkall" '
. 'name="selected_usr[]" '
. 'id="checkbox_sel_users_' . ($index_checkbox++) . '" '
. 'value="' . $value . '"></td>' . "\n";
// user
$html_output .= '<td';
if ($nbPrivileges > 1) {
$html_output .= ' rowspan="' . $nbPrivileges . '"';
}
$html_output .= '>';
if (empty($current_user)) {
$html_output .= '<span style="color: #FF0000">'
. __('Any') . '</span>';
} else {
$html_output .= htmlspecialchars((string) $current_user);
}
$html_output .= '</td>';
// host
$html_output .= '<td';
if ($nbPrivileges > 1) {
$html_output .= ' rowspan="' . $nbPrivileges . '"';
}
$html_output .= '>';
$html_output .= htmlspecialchars($current_host);
$html_output .= '</td>';
$html_output .= $this->getHtmlListOfPrivs(
$db,
$current_privileges,
$current_user,
$current_host
);
}
}
//For fetching routine based privileges
$html_output .= $this->getHtmlTableBodyForSpecificDbRoutinePrivs($db, $index_checkbox);
$html_output .= '</tbody>';
return $html_output;
}
/**
* Get HTML to display privileges
*
* @param string $db Database name
* @param array $current_privileges List of privileges
* @param string $current_user Current user
* @param string $current_host Current host
*
* @return string HTML to display privileges
*/
public function getHtmlListOfPrivs(
$db,
array $current_privileges,
$current_user,
$current_host
) {
$nbPrivileges = count($current_privileges);
$html_output = null;
for ($i = 0; $i < $nbPrivileges; $i++) {
$current = $current_privileges[$i];
// type
$html_output .= '<td>';
if ($current['Type'] == 'g') {
$html_output .= __('global');
} elseif ($current['Type'] == 'd') {
if ($current['Db'] == Util::escapeMysqlWildcards($db)) {
$html_output .= __('database-specific');
} else {
$html_output .= __('wildcard') . ': '
. '<code>'
. htmlspecialchars($current['Db'])
. '</code>';
}
} elseif ($current['Type'] == 't') {
$html_output .= __('table-specific');
}
$html_output .= '</td>';
// privileges
$html_output .= '<td>';
if (isset($current['Table_name'])) {
$privList = explode(',', $current['Table_priv']);
$privs = [];
$grantsArr = $this->getTableGrantsArray();
foreach ($grantsArr as $grant) {
$privs[$grant[0]] = 'N';
foreach ($privList as $priv) {
if ($grant[0] == $priv) {
$privs[$grant[0]] = 'Y';
}
}
}
$html_output .= '<code>'
. implode(
',',
$this->extractPrivInfo($privs, true, true)
)
. '</code>';
} else {
$html_output .= '<code>'
. implode(
',',
$this->extractPrivInfo($current, true, false)
)
. '</code>';
}
$html_output .= '</td>';
// grant
$html_output .= '<td>';
$containsGrant = false;
if (isset($current['Table_name'])) {
$privList = explode(',', $current['Table_priv']);
foreach ($privList as $priv) {
if ($priv == 'Grant') {
$containsGrant = true;
}
}
} else {
$containsGrant = $current['Grant_priv'] == 'Y';
}
$html_output .= ($containsGrant ? __('Yes') : __('No'));
$html_output .= '</td>';
// action
$html_output .= '<td>';
$specific_db = isset($current['Db']) && $current['Db'] != '*'
? $current['Db'] : '';
$specific_table = isset($current['Table_name'])
&& $current['Table_name'] != '*'
? $current['Table_name'] : '';
if ($GLOBALS['is_grantuser']) {
$html_output .= $this->getUserLink(
'edit',
$current_user,
$current_host,
$specific_db,
$specific_table
);
}
$html_output .= '</td>';
$html_output .= '<td class="center">'
. $this->getUserLink(
'export',
$current_user,
$current_host,
$specific_db,
$specific_table
)
. '</td>';
$html_output .= '</tr>';
if (($i + 1) < $nbPrivileges) {
$html_output .= '<tr class="noclick">';
}
}
return $html_output;
}
/**
* Returns edit, revoke or export link for a user.
*
* @param string $linktype The link type (edit | revoke | export)
* @param string $username User name
* @param string $hostname Host name
* @param string $dbname Database name
* @param string $tablename Table name
* @param string $routinename Routine name
* @param string $initial Initial value
*
* @return string HTML code with link
*/
public function getUserLink(
$linktype,
$username,
$hostname,
$dbname = '',
$tablename = '',
$routinename = '',
$initial = ''
) {
$html = '<a';
switch ($linktype) {
case 'edit':
$html .= ' class="edit_user_anchor"';
break;
case 'export':
$html .= ' class="export_user_anchor ajax"';
break;
}
$params = [
'username' => $username,
'hostname' => $hostname,
];
switch ($linktype) {
case 'edit':
$params['dbname'] = $dbname;
$params['tablename'] = $tablename;
$params['routinename'] = $routinename;
break;
case 'revoke':
$params['dbname'] = $dbname;
$params['tablename'] = $tablename;
$params['routinename'] = $routinename;
$params['revokeall'] = 1;
break;
case 'export':
$params['initial'] = $initial;
$params['export'] = 1;
break;
}
$html .= ' href="server_privileges.php';
if ($linktype == 'revoke') {
$html .= '" data-post="' . Url::getCommon($params, '');
} else {
$html .= Url::getCommon($params);
}
$html .= '">';
switch ($linktype) {
case 'edit':
$html .= Util::getIcon('b_usredit', __('Edit privileges'));
break;
case 'revoke':
$html .= Util::getIcon('b_usrdrop', __('Revoke'));
break;
case 'export':
$html .= Util::getIcon('b_tblexport', __('Export'));
break;
}
$html .= '</a>';
return $html;
}
/**
* Returns user group edit link
*
* @param string $username User name
*
* @return string HTML code with link
*/
public function getUserGroupEditLink($username)
{
return '<a class="edit_user_group_anchor ajax"'
. ' href="server_privileges.php'
. Url::getCommon(['username' => $username])
. '">'
. Util::getIcon('b_usrlist', __('Edit user group'))
. '</a>';
}
/**
* Returns number of defined user groups
*
* @return integer
*/
public function getUserGroupCount()
{
$cfgRelation = $this->relation->getRelationsParam();
$user_group_table = Util::backquote($cfgRelation['db'])
. '.' . Util::backquote($cfgRelation['usergroups']);
$sql_query = 'SELECT COUNT(*) FROM ' . $user_group_table;
$user_group_count = $this->dbi->fetchValue(
$sql_query,
0,
0,
DatabaseInterface::CONNECT_CONTROL
);
return $user_group_count;
}
/**
* Returns name of user group that user is part of
*
* @param string $username User name
*
* @return mixed usergroup if found or null if not found
*/
public function getUserGroupForUser($username)
{
$cfgRelation = $this->relation->getRelationsParam();
if (empty($cfgRelation['db'])
|| empty($cfgRelation['users'])
) {
return null;
}
$user_table = Util::backquote($cfgRelation['db'])
. '.' . Util::backquote($cfgRelation['users']);
$sql_query = 'SELECT `usergroup` FROM ' . $user_table
. ' WHERE `username` = \'' . $username . '\''
. ' LIMIT 1';
$usergroup = $this->dbi->fetchValue(
$sql_query,
0,
0,
DatabaseInterface::CONNECT_CONTROL
);
if ($usergroup === false) {
return null;
}
return $usergroup;
}
/**
* This function return the extra data array for the ajax behavior
*
* @param string $password password
* @param string $sql_query sql query
* @param string $hostname hostname
* @param string $username username
*
* @return array
*/
public function getExtraDataForAjaxBehavior(
$password,
$sql_query,
$hostname,
$username
) {
if (isset($GLOBALS['dbname'])) {
//if (preg_match('/\\\\(?:_|%)/i', $dbname)) {
if (preg_match('/(?<!\\\\)(?:_|%)/', $GLOBALS['dbname'])) {
$dbname_is_wildcard = true;
} else {
$dbname_is_wildcard = false;
}
}
$user_group_count = 0;
if ($GLOBALS['cfgRelation']['menuswork']) {
$user_group_count = $this->getUserGroupCount();
}
$extra_data = [];
if (strlen($sql_query) > 0) {
$extra_data['sql_query'] = Util::getMessage(null, $sql_query);
}
if (isset($_POST['change_copy'])) {
/**
* generate html on the fly for the new user that was just created.
*/
$new_user_string = '<tr>' . "\n"
. '<td> <input type="checkbox" name="selected_usr[]" '
. 'id="checkbox_sel_users_"'
. 'value="'
. htmlspecialchars($username)
. '&#27;' . htmlspecialchars($hostname) . '">'
. '</td>' . "\n"
. '<td><label for="checkbox_sel_users_">'
. (empty($_POST['username'])
? '<span style="color: #FF0000">' . __('Any') . '</span>'
: htmlspecialchars($username) ) . '</label></td>' . "\n"
. '<td>' . htmlspecialchars($hostname) . '</td>' . "\n";
$new_user_string .= '<td>';
if (! empty($password) || isset($_POST['pma_pw'])) {
$new_user_string .= __('Yes');
} else {
$new_user_string .= '<span style="color: #FF0000">'
. __('No')
. '</span>';
}
$new_user_string .= '</td>' . "\n";
$new_user_string .= '<td>'
. '<code>' . implode(', ', $this->extractPrivInfo(null, true)) . '</code>'
. '</td>'; //Fill in privileges here
// if $cfg['Servers'][$i]['users'] and $cfg['Servers'][$i]['usergroups'] are
// enabled
$cfgRelation = $this->relation->getRelationsParam();
if (! empty($cfgRelation['users']) && ! empty($cfgRelation['usergroups'])) {
$new_user_string .= '<td class="usrGroup"></td>';
}
$new_user_string .= '<td>';
if (isset($_POST['Grant_priv']) && $_POST['Grant_priv'] == 'Y') {
$new_user_string .= __('Yes');
} else {
$new_user_string .= __('No');
}
$new_user_string .= '</td>';
if ($GLOBALS['is_grantuser']) {
$new_user_string .= '<td>'
. $this->getUserLink('edit', $username, $hostname)
. '</td>' . "\n";
}
if ($cfgRelation['menuswork'] && $user_group_count > 0) {
$new_user_string .= '<td>'
. $this->getUserGroupEditLink($username)
. '</td>' . "\n";
}
$new_user_string .= '<td>'
. $this->getUserLink(
'export',
$username,
$hostname,
'',
'',
'',
isset($_GET['initial']) ? $_GET['initial'] : ''
)
. '</td>' . "\n";
$new_user_string .= '</tr>';
$extra_data['new_user_string'] = $new_user_string;
/**
* Generate the string for this alphabet's initial, to update the user
* pagination
*/
$new_user_initial = mb_strtoupper(
mb_substr($username, 0, 1)
);
$newUserInitialString = '<a href="server_privileges.php'
. Url::getCommon(['initial' => $new_user_initial]) . '">'
. $new_user_initial . '</a>';
$extra_data['new_user_initial'] = $new_user_initial;
$extra_data['new_user_initial_string'] = $newUserInitialString;
}
if (isset($_POST['update_privs'])) {
$extra_data['db_specific_privs'] = false;
$extra_data['db_wildcard_privs'] = false;
if (isset($dbname_is_wildcard)) {
$extra_data['db_specific_privs'] = ! $dbname_is_wildcard;
$extra_data['db_wildcard_privs'] = $dbname_is_wildcard;
}
$new_privileges = implode(', ', $this->extractPrivInfo(null, true));
$extra_data['new_privileges'] = $new_privileges;
}
if (isset($_GET['validate_username'])) {
$sql_query = "SELECT * FROM `mysql`.`user` WHERE `User` = '"
. $this->dbi->escapeString($_GET['username']) . "';";
$res = $this->dbi->query($sql_query);
$row = $this->dbi->fetchRow($res);
if (empty($row)) {
$extra_data['user_exists'] = false;
} else {
$extra_data['user_exists'] = true;
}
}
return $extra_data;
}
/**
* Get the HTML snippet for change user login information
*
* @param string $username username
* @param string $hostname host name
*
* @return string HTML snippet
*/
public function getChangeLoginInformationHtmlForm($username, $hostname)
{
$choices = [
'4' => __('… keep the old one.'),
'1' => __('… delete the old one from the user tables.'),
'2' => __(
'… revoke all active privileges from '
. 'the old one and delete it afterwards.'
),
'3' => __(
'… delete the old one from the user tables '
. 'and reload the privileges afterwards.'
),
];
$html_output = '<form action="server_privileges.php" '
. 'onsubmit="return checkAddUser(this);" '
. 'method="post" class="copyUserForm submenu-item">' . "\n"
. Url::getHiddenInputs('', '')
. '<input type="hidden" name="old_username" '
. 'value="' . htmlspecialchars($username) . '">' . "\n"
. '<input type="hidden" name="old_hostname" '
. 'value="' . htmlspecialchars($hostname) . '">' . "\n";
$usergroup = $this->getUserGroupForUser($username);
if ($usergroup !== null) {
$html_output .= '<input type="hidden" name="old_usergroup" '
. 'value="' . htmlspecialchars($usergroup) . '">' . "\n";
}
$html_output .= '<fieldset id="fieldset_change_copy_user">' . "\n"
. '<legend data-submenu-label="' . __('Login Information') . '">' . "\n"
. __('Change login information / Copy user account')
. '</legend>' . "\n"
. $this->getHtmlForLoginInformationFields('change', $username, $hostname);
$html_output .= '<fieldset id="fieldset_mode">' . "\n"
. ' <legend>'
. __('Create a new user account with the same privileges and …')
. '</legend>' . "\n";
$html_output .= Util::getRadioFields(
'mode',
$choices,
'4',
true
);
$html_output .= '</fieldset>' . "\n"
. '</fieldset>' . "\n";
$html_output .= '<fieldset id="fieldset_change_copy_user_footer" '
. 'class="tblFooters">' . "\n"
. '<input type="hidden" name="change_copy" value="1">' . "\n"
. '<input class="btn btn-primary" type="submit" value="' . __('Go') . '">' . "\n"
. '</fieldset>' . "\n"
. '</form>' . "\n";
return $html_output;
}
/**
* Provide a line with links to the relevant database and table
*
* @param string $url_dbname url database name that urlencode() string
* @param string $dbname database name
* @param string $tablename table name
*
* @return string HTML snippet
*/
public function getLinkToDbAndTable($url_dbname, $dbname, $tablename)
{
$html_output = '[ ' . __('Database')
. ' <a href="' . Util::getScriptNameForOption(
$GLOBALS['cfg']['DefaultTabDatabase'],
'database'
)
. Url::getCommon(
[
'db' => $url_dbname,
'reload' => 1,
]
)
. '">'
. htmlspecialchars(Util::unescapeMysqlWildcards($dbname)) . ': '
. Util::getTitleForTarget(
$GLOBALS['cfg']['DefaultTabDatabase']
)
. "</a> ]\n";
if (strlen($tablename) > 0) {
$html_output .= ' [ ' . __('Table') . ' <a href="'
. Util::getScriptNameForOption(
$GLOBALS['cfg']['DefaultTabTable'],
'table'
)
. Url::getCommon(
[
'db' => $url_dbname,
'table' => $tablename,
'reload' => 1,
]
)
. '">' . htmlspecialchars($tablename) . ': '
. Util::getTitleForTarget(
$GLOBALS['cfg']['DefaultTabTable']
)
. "</a> ]\n";
}
return $html_output;
}
/**
* no db name given, so we want all privs for the given user
* db name was given, so we want all user specific rights for this db
* So this function returns user rights as an array
*
* @param string $username username
* @param string $hostname host name
* @param string $type database or table
* @param string $dbname database name
*
* @return array database rights
*/
public function getUserSpecificRights($username, $hostname, $type, $dbname = '')
{
$user_host_condition = " WHERE `User`"
. " = '" . $this->dbi->escapeString($username) . "'"
. " AND `Host`"
. " = '" . $this->dbi->escapeString($hostname) . "'";
if ($type == 'database') {
$tables_to_search_for_users = [
'tables_priv',
'columns_priv',
'procs_priv',
];
$dbOrTableName = 'Db';
} elseif ($type == 'table') {
$user_host_condition .= " AND `Db` LIKE '"
. $this->dbi->escapeString($dbname) . "'";
$tables_to_search_for_users = ['columns_priv'];
$dbOrTableName = 'Table_name';
} else { // routine
$user_host_condition .= " AND `Db` LIKE '"
. $this->dbi->escapeString($dbname) . "'";
$tables_to_search_for_users = ['procs_priv'];
$dbOrTableName = 'Routine_name';
}
// we also want privileges for this user not in table `db` but in other table
$tables = $this->dbi->fetchResult('SHOW TABLES FROM `mysql`;');
$db_rights_sqls = [];
foreach ($tables_to_search_for_users as $table_search_in) {
if (in_array($table_search_in, $tables)) {
$db_rights_sqls[] = '
SELECT DISTINCT `' . $dbOrTableName . '`
FROM `mysql`.' . Util::backquote($table_search_in)
. $user_host_condition;
}
}
$user_defaults = [
$dbOrTableName => '',
'Grant_priv' => 'N',
'privs' => ['USAGE'],
'Column_priv' => true,
];
// for the rights
$db_rights = [];
$db_rights_sql = '(' . implode(') UNION (', $db_rights_sqls) . ')'
. ' ORDER BY `' . $dbOrTableName . '` ASC';
$db_rights_result = $this->dbi->query($db_rights_sql);
while ($db_rights_row = $this->dbi->fetchAssoc($db_rights_result)) {
$db_rights_row = array_merge($user_defaults, $db_rights_row);
if ($type == 'database') {
// 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'] = Util::escapeMysqlWildcards(
$db_rights_row['Db']
);
}
$db_rights[$db_rights_row[$dbOrTableName]] = $db_rights_row;
}
$this->dbi->freeResult($db_rights_result);
if ($type == 'database') {
$sql_query = 'SELECT * FROM `mysql`.`db`'
. $user_host_condition . ' ORDER BY `Db` ASC';
} elseif ($type == 'table') {
$sql_query = 'SELECT `Table_name`,'
. ' `Table_priv`,'
. ' IF(`Column_priv` = _latin1 \'\', 0, 1)'
. ' AS \'Column_priv\''
. ' FROM `mysql`.`tables_priv`'
. $user_host_condition
. ' ORDER BY `Table_name` ASC;';
} else {
$sql_query = "SELECT `Routine_name`, `Proc_priv`"
. " FROM `mysql`.`procs_priv`"
. $user_host_condition
. " ORDER BY `Routine_name`";
}
$result = $this->dbi->query($sql_query);
while ($row = $this->dbi->fetchAssoc($result)) {
if (isset($db_rights[$row[$dbOrTableName]])) {
$db_rights[$row[$dbOrTableName]]
= array_merge($db_rights[$row[$dbOrTableName]], $row);
} else {
$db_rights[$row[$dbOrTableName]] = $row;
}
if ($type == 'database') {
// there are db specific rights for this user
// so we can drop this db rights
$db_rights[$row['Db']]['can_delete'] = true;
}
}
$this->dbi->freeResult($result);
return $db_rights;
}
/**
* Parses Proc_priv data
*
* @param string $privs Proc_priv
*
* @return array
*/
public function parseProcPriv($privs)
{
$result = [
'Alter_routine_priv' => 'N',
'Execute_priv' => 'N',
'Grant_priv' => 'N',
];
foreach (explode(',', (string) $privs) as $priv) {
if ($priv == 'Alter Routine') {
$result['Alter_routine_priv'] = 'Y';
} else {
$result[$priv . '_priv'] = 'Y';
}
}
return $result;
}
/**
* Get a HTML table for display user's tabel specific or database specific rights
*
* @param string $username username
* @param string $hostname host name
* @param string $type database, table or routine
* @param string $dbname database name
*
* @return string
*/
public function getHtmlForAllTableSpecificRights(
$username,
$hostname,
$type,
$dbname = ''
) {
$uiData = [
'database' => [
'form_id' => 'database_specific_priv',
'sub_menu_label' => __('Database'),
'legend' => __('Database-specific privileges'),
'type_label' => __('Database'),
],
'table' => [
'form_id' => 'table_specific_priv',
'sub_menu_label' => __('Table'),
'legend' => __('Table-specific privileges'),
'type_label' => __('Table'),
],
'routine' => [
'form_id' => 'routine_specific_priv',
'sub_menu_label' => __('Routine'),
'legend' => __('Routine-specific privileges'),
'type_label' => __('Routine'),
],
];
/**
* no db name given, so we want all privs for the given user
* db name was given, so we want all user specific rights for this db
*/
$db_rights = $this->getUserSpecificRights($username, $hostname, $type, $dbname);
ksort($db_rights);
$foundRows = [];
$privileges = [];
foreach ($db_rights as $row) {
$onePrivilege = [];
$paramTableName = '';
$paramRoutineName = '';
if ($type == 'database') {
$name = $row['Db'];
$onePrivilege['grant'] = $row['Grant_priv'] == 'Y';
$onePrivilege['table_privs'] = ! empty($row['Table_priv'])
|| ! empty($row['Column_priv']);
$onePrivilege['privileges'] = implode(',', $this->extractPrivInfo($row, true));
$paramDbName = $row['Db'];
} elseif ($type == 'table') {
$name = $row['Table_name'];
$onePrivilege['grant'] = in_array(
'Grant',
explode(',', $row['Table_priv'])
);
$onePrivilege['column_privs'] = ! empty($row['Column_priv']);
$onePrivilege['privileges'] = implode(',', $this->extractPrivInfo($row, true));
$paramDbName = $dbname;
$paramTableName = $row['Table_name'];
} else { // routine
$name = $row['Routine_name'];
$onePrivilege['grant'] = in_array(
'Grant',
explode(',', $row['Proc_priv'])
);
$privs = $this->parseProcPriv($row['Proc_priv']);
$onePrivilege['privileges'] = implode(
',',
$this->extractPrivInfo($privs, true)
);
$paramDbName = $dbname;
$paramRoutineName = $row['Routine_name'];
}
$foundRows[] = $name;
$onePrivilege['name'] = $name;
$onePrivilege['edit_link'] = '';
if ($GLOBALS['is_grantuser']) {
$onePrivilege['edit_link'] = $this->getUserLink(
'edit',
$username,
$hostname,
$paramDbName,
$paramTableName,
$paramRoutineName
);
}
$onePrivilege['revoke_link'] = '';
if ($type != 'database' || ! empty($row['can_delete'])) {
$onePrivilege['revoke_link'] = $this->getUserLink(
'revoke',
$username,
$hostname,
$paramDbName,
$paramTableName,
$paramRoutineName
);
}
$privileges[] = $onePrivilege;
}
$data = $uiData[$type];
$data['privileges'] = $privileges;
$data['username'] = $username;
$data['hostname'] = $hostname;
$data['database'] = $dbname;
$data['type'] = $type;
if ($type == 'database') {
// we already have the list of databases from libraries/common.inc.php
// via $pma = new PMA;
$pred_db_array = $GLOBALS['dblist']->databases;
$databases_to_skip = [
'information_schema',
'performance_schema',
];
$databases = [];
if (! empty($pred_db_array)) {
foreach ($pred_db_array as $current_db) {
if (in_array($current_db, $databases_to_skip)) {
continue;
}
$current_db_escaped = Util::escapeMysqlWildcards($current_db);
// cannot use array_diff() once, outside of the loop,
// because the list of databases has special characters
// already escaped in $foundRows,
// contrary to the output of SHOW DATABASES
if (! in_array($current_db_escaped, $foundRows)) {
$databases[] = $current_db;
}
}
}
$data['databases'] = $databases;
} elseif ($type == 'table') {
$result = @$this->dbi->tryQuery(
"SHOW TABLES FROM " . Util::backquote($dbname),
DatabaseInterface::CONNECT_USER,
DatabaseInterface::QUERY_STORE
);
$tables = [];
if ($result) {
while ($row = $this->dbi->fetchRow($result)) {
if (! in_array($row[0], $foundRows)) {
$tables[] = $row[0];
}
}
$this->dbi->freeResult($result);
}
$data['tables'] = $tables;
} else { // routine
$routineData = $this->dbi->getRoutines($dbname);
$routines = [];
foreach ($routineData as $routine) {
if (! in_array($routine['name'], $foundRows)) {
$routines[] = $routine['name'];
}
}
$data['routines'] = $routines;
}
return $this->template->render('server/privileges/privileges_summary', $data);
}
/**
* Get HTML for display the users overview
* (if less than 50 users, display them immediately)
*
* @param array $result ran sql query
* @param array $db_rights user's database rights array
* @param string $pmaThemeImage a image source link
* @param string $text_dir text directory
*
* @return string HTML snippet
*/
public function getUsersOverview($result, array $db_rights, $pmaThemeImage, $text_dir)
{
while ($row = $this->dbi->fetchAssoc($result)) {
$row['privs'] = $this->extractPrivInfo($row, true);
$db_rights[$row['User']][$row['Host']] = $row;
}
$this->dbi->freeResult($result);
$user_group_count = 0;
if ($GLOBALS['cfgRelation']['menuswork']) {
$user_group_count = $this->getUserGroupCount();
}
$html_output
= '<form name="usersForm" id="usersForm" action="server_privileges.php" '
. 'method="post">' . "\n"
. Url::getHiddenInputs('', '')
. '<div class="responsivetable">'
. '<table id="tableuserrights" class="data">' . "\n"
. '<thead>' . "\n"
. '<tr><th></th>' . "\n"
. '<th>' . __('User name') . '</th>' . "\n"
. '<th>' . __('Host name') . '</th>' . "\n"
. '<th>' . __('Password') . '</th>' . "\n"
. '<th>' . __('Global privileges') . ' '
. Util::showHint(
__('Note: MySQL privilege names are expressed in English.')
)
. '</th>' . "\n";
if ($GLOBALS['cfgRelation']['menuswork']) {
$html_output .= '<th>' . __('User group') . '</th>' . "\n";
}
$html_output .= '<th>' . __('Grant') . '</th>' . "\n"
. '<th colspan="' . ($user_group_count > 0 ? '3' : '2') . '">'
. __('Action') . '</th>' . "\n"
. '</tr>' . "\n"
. '</thead>' . "\n";
$html_output .= '<tbody>' . "\n";
$html_output .= $this->getHtmlTableBodyForUserRights($db_rights);
$html_output .= '</tbody>'
. '</table></div>' . "\n";
$html_output .= '<div class="floatleft">'
. $this->template->render('select_all', [
'pma_theme_image' => $pmaThemeImage,
'text_dir' => $text_dir,
'form_name' => 'usersForm',
]) . "\n";
$html_output .= Util::getButtonOrImage(
'submit_mult',
'mult_submit',
__('Export'),
'b_tblexport',
'export'
);
$html_output .= '<input type="hidden" name="initial" '
. 'value="' . (isset($_GET['initial']) ? htmlspecialchars($_GET['initial']) : '') . '">';
$html_output .= '</div>'
. '<div class="clearfloat"></div>';
// add/delete user fieldset
$html_output .= $this->getFieldsetForAddDeleteUser();
$html_output .= '</form>' . "\n";
return $html_output;
}
/**
* Get table body for 'tableuserrights' table in userform
*
* @param array $db_rights user's database rights array
*
* @return string HTML snippet
*/
public function getHtmlTableBodyForUserRights(array $db_rights)
{
$cfgRelation = $this->relation->getRelationsParam();
$user_group_count = 0;
if ($cfgRelation['menuswork']) {
$users_table = Util::backquote($cfgRelation['db'])
. "." . Util::backquote($cfgRelation['users']);
$sql_query = 'SELECT * FROM ' . $users_table;
$result = $this->relation->queryAsControlUser($sql_query, false);
$group_assignment = [];
if ($result) {
while ($row = $this->dbi->fetchAssoc($result)) {
$group_assignment[$row['username']] = $row['usergroup'];
}
}
$this->dbi->freeResult($result);
$user_group_count = $this->getUserGroupCount();
}
$index_checkbox = 0;
$html_output = '';
foreach ($db_rights as $user) {
ksort($user);
foreach ($user as $host) {
$index_checkbox++;
$html_output .= '<tr>'
. "\n";
$html_output .= '<td>'
. '<input type="checkbox" class="checkall" name="selected_usr[]" '
. 'id="checkbox_sel_users_'
. $index_checkbox . '" value="'
. htmlspecialchars($host['User'] . '&#27;' . $host['Host'])
. '"'
. '></td>' . "\n";
$html_output .= '<td><label '
. 'for="checkbox_sel_users_' . $index_checkbox . '">'
. (empty($host['User'])
? '<span style="color: #FF0000">' . __('Any') . '</span>'
: htmlspecialchars($host['User'])) . '</label></td>' . "\n"
. '<td>' . htmlspecialchars($host['Host']) . '</td>' . "\n";
$html_output .= '<td>';
$password_column = 'Password';
$check_plugin_query = "SELECT * FROM `mysql`.`user` WHERE "
. "`User` = '" . $host['User'] . "' AND `Host` = '"
. $host['Host'] . "'";
$res = $this->dbi->fetchSingleRow($check_plugin_query);
if ((isset($res['authentication_string'])
&& ! empty($res['authentication_string']))
|| (isset($res['Password'])
&& ! empty($res['Password']))
) {
$host[$password_column] = 'Y';
} else {
$host[$password_column] = 'N';
}
switch ($host[$password_column]) {
case 'Y':
$html_output .= __('Yes');
break;
case 'N':
$html_output .= '<span style="color: #FF0000">' . __('No')
. '</span>';
break;
// this happens if this is a definition not coming from mysql.user
default:
$html_output .= '--'; // in future version, replace by "not present"
break;
} // end switch
if (! isset($host['Select_priv'])) {
$html_output .= Util::showHint(
__('The selected user was not found in the privilege table.')
);
}
$html_output .= '</td>' . "\n";
$html_output .= '<td><code>' . "\n"
. '' . implode(',' . "\n" . ' ', $host['privs']) . "\n"
. '</code></td>' . "\n";
if ($cfgRelation['menuswork']) {
$html_output .= '<td class="usrGroup">' . "\n"
. (isset($group_assignment[$host['User']])
? htmlspecialchars($group_assignment[$host['User']])
: ''
)
. '</td>' . "\n";
}
$html_output .= '<td>'
. ($host['Grant_priv'] == 'Y' ? __('Yes') : __('No'))
. '</td>' . "\n";
if ($GLOBALS['is_grantuser']) {
$html_output .= '<td class="center">'
. $this->getUserLink(
'edit',
$host['User'],
$host['Host']
)
. '</td>';
}
if ($cfgRelation['menuswork'] && $user_group_count > 0) {
if (empty($host['User'])) {
$html_output .= '<td class="center"></td>';
} else {
$html_output .= '<td class="center">'
. $this->getUserGroupEditLink($host['User'])
. '</td>';
}
}
$html_output .= '<td class="center">'
. $this->getUserLink(
'export',
$host['User'],
$host['Host'],
'',
'',
'',
isset($_GET['initial']) ? $_GET['initial'] : ''
)
. '</td>';
$html_output .= '</tr>';
}
}
return $html_output;
}
/**
* Get HTML fieldset for Add/Delete user
*
* @return string HTML snippet
*/
public function getFieldsetForAddDeleteUser()
{
$html_output = $this->getAddUserHtmlFieldset();
$html_output .= $this->template->render('server/privileges/delete_user_fieldset');
return $html_output;
}
/**
* Get HTML for Displays the initials
*
* @param array $array_initials array for all initials, even non A-Z
*
* @return string HTML snippet
*/
public function getHtmlForInitials(array $array_initials)
{
// initialize to false the letters A-Z
for ($letter_counter = 1; $letter_counter < 27; $letter_counter++) {
if (! isset($array_initials[mb_chr($letter_counter + 64)])) {
$array_initials[mb_chr($letter_counter + 64)] = false;
}
}
$initials = $this->dbi->tryQuery(
'SELECT DISTINCT UPPER(LEFT(`User`,1)) FROM `user`'
. ' ORDER BY UPPER(LEFT(`User`,1)) ASC',
DatabaseInterface::CONNECT_USER,
DatabaseInterface::QUERY_STORE
);
if ($initials) {
while (list($tmp_initial) = $this->dbi->fetchRow($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");
return $this->template->render('server/privileges/initials_row', [
'array_initials' => $array_initials,
'initial' => isset($_GET['initial']) ? $_GET['initial'] : null,
]);
}
/**
* Get the database rights array for Display user overview
*
* @return array database rights array
*/
public function getDbRightsForUserOverview()
{
// we also want users not in table `user` but in other table
$tables = $this->dbi->fetchResult('SHOW TABLES FROM `mysql`;');
$tablesSearchForUsers = [
'user',
'db',
'tables_priv',
'columns_priv',
'procs_priv',
];
$db_rights_sqls = [];
foreach ($tablesSearchForUsers as $table_search_in) {
if (in_array($table_search_in, $tables)) {
$db_rights_sqls[] = 'SELECT DISTINCT `User`, `Host` FROM `mysql`.`'
. $table_search_in . '` '
. (isset($_GET['initial'])
? $this->rangeOfUsers($_GET['initial'])
: '');
}
}
$user_defaults = [
'User' => '',
'Host' => '%',
'Password' => '?',
'Grant_priv' => 'N',
'privs' => ['USAGE'],
];
// for the rights
$db_rights = [];
$db_rights_sql = '(' . implode(') UNION (', $db_rights_sqls) . ')'
. ' ORDER BY `User` ASC, `Host` ASC';
$db_rights_result = $this->dbi->query($db_rights_sql);
while ($db_rights_row = $this->dbi->fetchAssoc($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;
}
$this->dbi->freeResult($db_rights_result);
ksort($db_rights);
return $db_rights;
}
/**
* Delete user and get message and sql query for delete user in privileges
*
* @param array $queries queries
*
* @return array Message
*/
public function deleteUser(array $queries)
{
$sql_query = '';
if (empty($queries)) {
$message = Message::error(__('No users selected for deleting!'));
} else {
if ($_POST['mode'] == 3) {
$queries[] = '# ' . __('Reloading the privileges') . ' …';
$queries[] = 'FLUSH PRIVILEGES;';
}
$drop_user_error = '';
foreach ($queries as $sql_query) {
if ($sql_query[0] != '#') {
if (! $this->dbi->tryQuery($sql_query)) {
$drop_user_error .= $this->dbi->getError() . "\n";
}
}
}
// tracking sets this, causing the deleted db to be shown in navi
unset($GLOBALS['db']);
$sql_query = implode("\n", $queries);
if (! empty($drop_user_error)) {
$message = Message::rawError($drop_user_error);
} else {
$message = Message::success(
__('The selected users have been deleted successfully.')
);
}
}
return [
$sql_query,
$message,
];
}
/**
* Update the privileges and return the success or error message
*
* @param string $username username
* @param string $hostname host name
* @param string $tablename table name
* @param string $dbname database name
* @param string $itemType item type
*
* @return array success message or error message for update
*/
public function updatePrivileges($username, $hostname, $tablename, $dbname, $itemType)
{
$db_and_table = $this->wildcardEscapeForGrant($dbname, $tablename);
$sql_query0 = 'REVOKE ALL PRIVILEGES ON ' . $itemType . ' ' . $db_and_table
. ' FROM \'' . $this->dbi->escapeString($username)
. '\'@\'' . $this->dbi->escapeString($hostname) . '\';';
if (! isset($_POST['Grant_priv']) || $_POST['Grant_priv'] != 'Y') {
$sql_query1 = 'REVOKE GRANT OPTION ON ' . $itemType . ' ' . $db_and_table
. ' FROM \'' . $this->dbi->escapeString($username) . '\'@\''
. $this->dbi->escapeString($hostname) . '\';';
} else {
$sql_query1 = '';
}
// Should not do a GRANT USAGE for a table-specific privilege, it
// causes problems later (cannot revoke it)
if (! (strlen($tablename) > 0
&& 'USAGE' == implode('', $this->extractPrivInfo()))
) {
$sql_query2 = 'GRANT ' . implode(', ', $this->extractPrivInfo())
. ' ON ' . $itemType . ' ' . $db_and_table
. ' TO \'' . $this->dbi->escapeString($username) . '\'@\''
. $this->dbi->escapeString($hostname) . '\'';
if (strlen($dbname) === 0) {
// add REQUIRE clause
$sql_query2 .= $this->getRequireClause();
}
if ((isset($_POST['Grant_priv']) && $_POST['Grant_priv'] == 'Y')
|| (strlen($dbname) === 0
&& (isset($_POST['max_questions']) || isset($_POST['max_connections'])
|| isset($_POST['max_updates'])
|| isset($_POST['max_user_connections'])))
) {
$sql_query2 .= $this->getWithClauseForAddUserAndUpdatePrivs();
}
$sql_query2 .= ';';
}
if (! $this->dbi->tryQuery($sql_query0)) {
// This might fail when the executing user does not have
// ALL PRIVILEGES himself.
// See https://github.com/phpmyadmin/phpmyadmin/issues/9673
$sql_query0 = '';
}
if (! empty($sql_query1) && ! $this->dbi->tryQuery($sql_query1)) {
// this one may fail, too...
$sql_query1 = '';
}
if (! empty($sql_query2)) {
$this->dbi->query($sql_query2);
} else {
$sql_query2 = '';
}
$sql_query = $sql_query0 . ' ' . $sql_query1 . ' ' . $sql_query2;
$message = Message::success(__('You have updated the privileges for %s.'));
$message->addParam('\'' . $username . '\'@\'' . $hostname . '\'');
return [
$sql_query,
$message,
];
}
/**
* Get List of information: Changes / copies a user
*
* @return array
*/
public function getDataForChangeOrCopyUser()
{
$queries = null;
$password = null;
if (isset($_POST['change_copy'])) {
$user_host_condition = ' WHERE `User` = '
. "'" . $this->dbi->escapeString($_POST['old_username']) . "'"
. ' AND `Host` = '
. "'" . $this->dbi->escapeString($_POST['old_hostname']) . "';";
$row = $this->dbi->fetchSingleRow(
'SELECT * FROM `mysql`.`user` ' . $user_host_condition
);
if (! $row) {
$response = Response::getInstance();
$response->addHTML(
Message::notice(__('No user found.'))->getDisplay()
);
unset($_POST['change_copy']);
} else {
foreach ($row as $key => $value) {
$GLOBALS[$key] = $value;
}
$serverVersion = $this->dbi->getVersion();
// Recent MySQL versions have the field "Password" in mysql.user,
// so the previous extract creates $row['Password'] but this script
// uses $password
if (! isset($row['password']) && isset($row['Password'])) {
$row['password'] = $row['Password'];
}
if (Util::getServerType() == 'MySQL'
&& $serverVersion >= 50606
&& $serverVersion < 50706
&& ((isset($row['authentication_string'])
&& empty($row['password']))
|| (isset($row['plugin'])
&& $row['plugin'] == 'sha256_password'))
) {
$row['password'] = $row['authentication_string'];
}
if (Util::getServerType() == 'MariaDB'
&& $serverVersion >= 50500
&& isset($row['authentication_string'])
&& empty($row['password'])
) {
$row['password'] = $row['authentication_string'];
}
// Always use 'authentication_string' column
// for MySQL 5.7.6+ since it does not have
// the 'password' column at all
if (in_array(Util::getServerType(), ['MySQL', 'Percona Server'])
&& $serverVersion >= 50706
&& isset($row['authentication_string'])
) {
$row['password'] = $row['authentication_string'];
}
$password = $row['password'];
$queries = [];
}
}
return [
$queries,
$password,
];
}
/**
* Update Data for information: Deletes users
*
* @param array $queries queries array
*
* @return array
*/
public function getDataForDeleteUsers($queries)
{
if (isset($_POST['change_copy'])) {
$selected_usr = [
$_POST['old_username'] . '&#27;' . $_POST['old_hostname'],
];
} else {
$selected_usr = $_POST['selected_usr'];
$queries = [];
}
// this happens, was seen in https://reports.phpmyadmin.net/reports/view/17146
if (! is_array($selected_usr)) {
return [];
}
foreach ($selected_usr as $each_user) {
list($this_user, $this_host) = explode('&#27;', $each_user);
$queries[] = '# '
. sprintf(
__('Deleting %s'),
'\'' . $this_user . '\'@\'' . $this_host . '\''
)
. ' ...';
$queries[] = 'DROP USER \''
. $this->dbi->escapeString($this_user)
. '\'@\'' . $this->dbi->escapeString($this_host) . '\';';
$this->relationCleanup->user($this_user);
if (isset($_POST['drop_users_db'])) {
$queries[] = 'DROP DATABASE IF EXISTS '
. Util::backquote($this_user) . ';';
$GLOBALS['reload'] = true;
}
}
return $queries;
}
/**
* update Message For Reload
*
* @return Message|null
*/
public function updateMessageForReload(): ?Message
{
$message = null;
if (isset($_GET['flush_privileges'])) {
$sql_query = 'FLUSH PRIVILEGES;';
$this->dbi->query($sql_query);
$message = Message::success(
__('The privileges were reloaded successfully.')
);
}
if (isset($_GET['validate_username'])) {
$message = Message::success();
}
return $message;
}
/**
* update Data For Queries from queries_for_display
*
* @param array $queries queries array
* @param array|null $queries_for_display queries array for display
*
* @return array
*/
public function getDataForQueries(array $queries, $queries_for_display)
{
$tmp_count = 0;
foreach ($queries as $sql_query) {
if ($sql_query[0] != '#') {
$this->dbi->query($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++;
}
return $queries;
}
/**
* update Data for information: Adds a user
*
* @param string|array|null $dbname db name
* @param string $username user name
* @param string $hostname host name
* @param string|null $password password
* @param bool $is_menuwork is_menuwork set?
*
* @return array
*/
public function addUser(
$dbname,
$username,
$hostname,
?string $password,
$is_menuwork
) {
$_add_user_error = false;
$message = null;
$queries = null;
$queries_for_display = null;
$sql_query = null;
if (! isset($_POST['adduser_submit']) && ! isset($_POST['change_copy'])) {
return [
$message,
$queries,
$queries_for_display,
$sql_query,
$_add_user_error,
];
}
$sql_query = '';
if ($_POST['pred_username'] == 'any') {
$username = '';
}
switch ($_POST['pred_hostname']) {
case 'any':
$hostname = '%';
break;
case 'localhost':
$hostname = 'localhost';
break;
case 'hosttable':
$hostname = '';
break;
case 'thishost':
$_user_name = $this->dbi->fetchValue('SELECT USER()');
$hostname = mb_substr(
$_user_name,
mb_strrpos($_user_name, '@') + 1
);
unset($_user_name);
break;
}
$sql = "SELECT '1' FROM `mysql`.`user`"
. " WHERE `User` = '" . $this->dbi->escapeString($username) . "'"
. " AND `Host` = '" . $this->dbi->escapeString($hostname) . "';";
if ($this->dbi->fetchValue($sql) == 1) {
$message = Message::error(__('The user %s already exists!'));
$message->addParam('[em]\'' . $username . '\'@\'' . $hostname . '\'[/em]');
$_GET['adduser'] = true;
$_add_user_error = true;
return [
$message,
$queries,
$queries_for_display,
$sql_query,
$_add_user_error,
];
}
list(
$create_user_real,
$create_user_show,
$real_sql_query,
$sql_query,
$password_set_real,
$password_set_show,
$alter_real_sql_query,
$alter_sql_query
) = $this->getSqlQueriesForDisplayAndAddUser(
$username,
$hostname,
(isset($password) ? $password : '')
);
if (empty($_POST['change_copy'])) {
$_error = false;
if ($create_user_real !== null) {
if (! $this->dbi->tryQuery($create_user_real)) {
$_error = true;
}
if (isset($password_set_real) && ! empty($password_set_real)
&& isset($_POST['authentication_plugin'])
) {
$this->setProperPasswordHashing(
$_POST['authentication_plugin']
);
if ($this->dbi->tryQuery($password_set_real)) {
$sql_query .= $password_set_show;
}
}
$sql_query = $create_user_show . $sql_query;
}
list($sql_query, $message) = $this->addUserAndCreateDatabase(
$_error,
$real_sql_query,
$sql_query,
$username,
$hostname,
$dbname,
$alter_real_sql_query,
$alter_sql_query
);
if (! empty($_POST['userGroup']) && $is_menuwork) {
$this->setUserGroup($GLOBALS['username'], $_POST['userGroup']);
}
return [
$message,
$queries,
$queries_for_display,
$sql_query,
$_add_user_error,
];
}
// Copy the user group while copying a user
$old_usergroup =
isset($_POST['old_usergroup']) ? $_POST['old_usergroup'] : null;
$this->setUserGroup($_POST['username'], $old_usergroup);
if ($create_user_real !== null) {
$queries[] = $create_user_real;
}
$queries[] = $real_sql_query;
if (isset($password_set_real) && ! empty($password_set_real)
&& isset($_POST['authentication_plugin'])
) {
$this->setProperPasswordHashing(
$_POST['authentication_plugin']
);
$queries[] = $password_set_real;
}
// 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] = $create_user_show;
}
if (isset($password_set_real) && ! empty($password_set_real)) {
$queries_for_display[$tmp_count - 3] = $create_user_show;
$queries_for_display[$tmp_count - 2] = $sql_query;
$queries_for_display[$tmp_count - 1] = $password_set_show;
} else {
$queries_for_display[$tmp_count - 1] = $sql_query;
}
return [
$message,
$queries,
$queries_for_display,
$sql_query,
$_add_user_error,
];
}
/**
* Sets proper value of `old_passwords` according to
* the authentication plugin selected
*
* @param string $auth_plugin authentication plugin selected
*
* @return void
*/
public function setProperPasswordHashing($auth_plugin)
{
// Set the hashing method used by PASSWORD()
// to be of type depending upon $authentication_plugin
if ($auth_plugin == 'sha256_password') {
$this->dbi->tryQuery('SET `old_passwords` = 2;');
} elseif ($auth_plugin == 'mysql_old_password') {
$this->dbi->tryQuery('SET `old_passwords` = 1;');
} else {
$this->dbi->tryQuery('SET `old_passwords` = 0;');
}
}
/**
* Update DB information: DB, Table, isWildcard
*
* @return array
*/
public function getDataForDBInfo()
{
$username = null;
$hostname = null;
$dbname = null;
$tablename = null;
$routinename = null;
$dbname_is_wildcard = null;
if (isset($_REQUEST['username'])) {
$username = (string) $_REQUEST['username'];
}
if (isset($_REQUEST['hostname'])) {
$hostname = (string) $_REQUEST['hostname'];
}
/**
* Checks if a dropdown box has been used for selecting a database / table
*/
if (Core::isValid($_POST['pred_tablename'])) {
$tablename = $_POST['pred_tablename'];
} elseif (Core::isValid($_REQUEST['tablename'])) {
$tablename = $_REQUEST['tablename'];
} else {
unset($tablename);
}
if (Core::isValid($_POST['pred_routinename'])) {
$routinename = $_POST['pred_routinename'];
} elseif (Core::isValid($_REQUEST['routinename'])) {
$routinename = $_REQUEST['routinename'];
} else {
unset($routinename);
}
if (isset($_POST['pred_dbname'])) {
$is_valid_pred_dbname = true;
foreach ($_POST['pred_dbname'] as $key => $db_name) {
if (! Core::isValid($db_name)) {
$is_valid_pred_dbname = false;
break;
}
}
}
if (isset($_REQUEST['dbname'])) {
$is_valid_dbname = true;
if (is_array($_REQUEST['dbname'])) {
foreach ($_REQUEST['dbname'] as $key => $db_name) {
if (! Core::isValid($db_name)) {
$is_valid_dbname = false;
break;
}
}
} else {
if (! Core::isValid($_REQUEST['dbname'])) {
$is_valid_dbname = false;
}
}
}
if (isset($is_valid_pred_dbname) && $is_valid_pred_dbname) {
$dbname = $_POST['pred_dbname'];
// If dbname contains only one database.
if (count($dbname) === 1) {
$dbname = $dbname[0];
}
} elseif (isset($is_valid_dbname) && $is_valid_dbname) {
$dbname = $_REQUEST['dbname'];
} else {
unset($dbname);
unset($tablename);
}
if (isset($dbname)) {
if (is_array($dbname)) {
$db_and_table = $dbname;
foreach ($db_and_table as $key => $db_name) {
$db_and_table[$key] .= '.';
}
} else {
$unescaped_db = Util::unescapeMysqlWildcards($dbname);
$db_and_table = Util::backquote($unescaped_db) . '.';
}
if (isset($tablename)) {
$db_and_table .= Util::backquote($tablename);
} else {
if (is_array($db_and_table)) {
foreach ($db_and_table as $key => $db_name) {
$db_and_table[$key] .= '*';
}
} else {
$db_and_table .= '*';
}
}
} else {
$db_and_table = '*.*';
}
// check if given $dbname is a wildcard or not
if (isset($dbname)) {
//if (preg_match('/\\\\(?:_|%)/i', $dbname)) {
if (! is_array($dbname) && preg_match('/(?<!\\\\)(?:_|%)/', $dbname)) {
$dbname_is_wildcard = true;
} else {
$dbname_is_wildcard = false;
}
}
return [
$username,
$hostname,
isset($dbname) ? $dbname : null,
isset($tablename) ? $tablename : null,
isset($routinename) ? $routinename : null,
$db_and_table,
$dbname_is_wildcard,
];
}
/**
* Get title and textarea for export user definition in Privileges
*
* @param string $username username
* @param string $hostname host name
*
* @return array ($title, $export)
*/
public function getListForExportUserDefinition($username, $hostname)
{
$export = '<textarea class="export" cols="60" rows="15">';
if (isset($_POST['selected_usr'])) {
// export privileges for selected users
$title = __('Privileges');
//For removing duplicate entries of users
$_POST['selected_usr'] = array_unique($_POST['selected_usr']);
foreach ($_POST['selected_usr'] as $export_user) {
$export_username = mb_substr(
$export_user,
0,
mb_strpos($export_user, '&')
);
$export_hostname = mb_substr(
$export_user,
mb_strrpos($export_user, ';') + 1
);
$export .= '# '
. sprintf(
__('Privileges for %s'),
'`' . htmlspecialchars($export_username)
. '`@`' . htmlspecialchars($export_hostname) . '`'
)
. "\n\n";
$export .= $this->getGrants($export_username, $export_hostname) . "\n";
}
} else {
// export privileges for a single user
$title = __('User') . ' `' . htmlspecialchars($username)
. '`@`' . htmlspecialchars($hostname) . '`';
$export .= $this->getGrants($username, $hostname);
}
// remove trailing whitespace
$export = trim($export);
$export .= '</textarea>';
return [
$title,
$export,
];
}
/**
* Get HTML for display Add userfieldset
*
* @param string $db the database
* @param string $table the table name
*
* @return string html output
*/
public function getAddUserHtmlFieldset($db = '', $table = '')
{
if (! $GLOBALS['is_createuser']) {
return '';
}
$rel_params = [];
$url_params = [
'adduser' => 1,
];
if (! empty($db)) {
$url_params['dbname']
= $rel_params['checkprivsdb']
= $db;
}
if (! empty($table)) {
$url_params['tablename']
= $rel_params['checkprivstable']
= $table;
}
return $this->template->render('server/privileges/add_user_fieldset', [
'url_params' => $url_params,
'rel_params' => $rel_params,
]);
}
/**
* Get HTML header for display User's properties
*
* @param boolean $dbname_is_wildcard whether database name is wildcard or not
* @param string $url_dbname url database name that urlencode() string
* @param string $dbname database name
* @param string $username username
* @param string $hostname host name
* @param string $entity_name entity (table or routine) name
* @param string $entity_type optional, type of entity ('table' or 'routine')
*
* @return string
*/
public function getHtmlHeaderForUserProperties(
$dbname_is_wildcard,
$url_dbname,
$dbname,
$username,
$hostname,
$entity_name,
$entity_type = 'table'
) {
$html_output = '<h2>' . "\n"
. Util::getIcon('b_usredit')
. __('Edit privileges:') . ' '
. __('User account');
if (! empty($dbname)) {
$html_output .= ' <i><a class="edit_user_anchor"'
. ' href="server_privileges.php'
. Url::getCommon(
[
'username' => $username,
'hostname' => $hostname,
'dbname' => '',
'tablename' => '',
]
)
. '">\'' . htmlspecialchars($username)
. '\'@\'' . htmlspecialchars($hostname)
. '\'</a></i>' . "\n";
$html_output .= ' - ';
$html_output .= $dbname_is_wildcard
|| is_array($dbname) && count($dbname) > 1
? __('Databases') : __('Database');
if (! empty($entity_name) && $entity_type === 'table') {
$html_output .= ' <i><a href="server_privileges.php'
. Url::getCommon(
[
'username' => $username,
'hostname' => $hostname,
'dbname' => $url_dbname,
'tablename' => '',
]
)
. '">' . htmlspecialchars($dbname)
. '</a></i>';
$html_output .= ' - ' . __('Table')
. ' <i>' . htmlspecialchars($entity_name) . '</i>';
} elseif (! empty($entity_name)) {
$html_output .= ' <i><a href="server_privileges.php'
. Url::getCommon(
[
'username' => $username,
'hostname' => $hostname,
'dbname' => $url_dbname,
'routinename' => '',
]
)
. '">' . htmlspecialchars($dbname)
. '</a></i>';
$html_output .= ' - ' . __('Routine')
. ' <i>' . htmlspecialchars($entity_name) . '</i>';
} else {
if (! is_array($dbname)) {
$dbname = [$dbname];
}
$html_output .= ' <i>'
. htmlspecialchars(implode(', ', $dbname))
. '</i>';
}
} else {
$html_output .= ' <i>\'' . htmlspecialchars($username)
. '\'@\'' . htmlspecialchars($hostname)
. '\'</i>' . "\n";
}
$html_output .= '</h2>' . "\n";
$cur_user = $this->dbi->getCurrentUser();
$user = $username . '@' . $hostname;
// Add a short notice for the user
// to remind him that he is editing his own privileges
if ($user === $cur_user) {
$html_output .= Message::notice(
__(
'Note: You are attempting to edit privileges of the '
. 'user with which you are currently logged in.'
)
)->getDisplay();
}
return $html_output;
}
/**
* Get HTML snippet for display user overview page
*
* @param string $pmaThemeImage a image source link
* @param string $text_dir text directory
*
* @return string
*/
public function getHtmlForUserOverview($pmaThemeImage, $text_dir)
{
$html_output = '<h2>' . "\n"
. Util::getIcon('b_usrlist')
. __('User accounts overview') . "\n"
. '</h2>' . "\n";
$password_column = 'Password';
$server_type = Util::getServerType();
$serverVersion = $this->dbi->getVersion();
if (($server_type == 'MySQL' || $server_type == 'Percona Server')
&& $serverVersion >= 50706
) {
$password_column = 'authentication_string';
}
// $sql_query is for the initial-filtered,
// $sql_query_all is for counting the total no. of users
$sql_query = $sql_query_all = 'SELECT *,' .
" IF(`" . $password_column . "` = _latin1 '', 'N', 'Y') AS 'Password'" .
' FROM `mysql`.`user`';
$sql_query .= (isset($_GET['initial'])
? $this->rangeOfUsers($_GET['initial'])
: '');
$sql_query .= ' ORDER BY `User` ASC, `Host` ASC;';
$sql_query_all .= ' ;';
$res = $this->dbi->tryQuery(
$sql_query,
DatabaseInterface::CONNECT_USER,
DatabaseInterface::QUERY_STORE
);
$res_all = $this->dbi->tryQuery(
$sql_query_all,
DatabaseInterface::CONNECT_USER,
DatabaseInterface::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
$this->dbi->freeResult($res);
$this->dbi->freeResult($res_all);
$sql_query = 'SELECT * FROM `mysql`.`user`';
$res = $this->dbi->tryQuery(
$sql_query,
DatabaseInterface::CONNECT_USER,
DatabaseInterface::QUERY_STORE
);
if (! $res) {
$html_output .= $this->getHtmlForViewUsersError();
$html_output .= $this->getAddUserHtmlFieldset();
} else {
// This message is hardcoded because I will replace it by
// a automatic repair feature soon.
$raw = 'Your privilege table structure seems to be older than'
. ' this MySQL version!<br>'
. 'Please run the <code>mysql_upgrade</code> command'
. ' that should be included in your MySQL server distribution'
. ' to solve this problem!';
$html_output .= Message::rawError($raw)->getDisplay();
}
$this->dbi->freeResult($res);
} else {
$db_rights = $this->getDbRightsForUserOverview();
// for all initials, even non A-Z
$array_initials = [];
foreach ($db_rights as $right) {
foreach ($right as $account) {
if (empty($account['User']) && $account['Host'] == 'localhost') {
$html_output .= Message::notice(
__(
'A user account allowing any user from localhost to '
. 'connect is present. This will prevent other users '
. 'from connecting if the host part of their account '
. 'allows a connection from any (%) host.'
)
. Util::showMySQLDocu('problems-connecting')
)->getDisplay();
break 2;
}
}
}
/**
* Displays the initials
* Also not necessary if there is less than 20 privileges
*/
if ($this->dbi->numRows($res_all) > 20) {
$html_output .= $this->getHtmlForInitials($array_initials);
}
/**
* Display the user overview
* (if less than 50 users, display them immediately)
*/
if (isset($_GET['initial'])
|| isset($_GET['showall'])
|| $this->dbi->numRows($res) < 50
) {
$html_output .= $this->getUsersOverview(
$res,
$db_rights,
$pmaThemeImage,
$text_dir
);
} else {
$html_output .= $this->getAddUserHtmlFieldset();
} // end if (display overview)
$response = Response::getInstance();
if (! $response->isAjax()
|| ! empty($_REQUEST['ajax_page_request'])
) {
if ($GLOBALS['is_reload_priv']) {
$flushnote = new Message(
__(
'Note: phpMyAdmin gets the users’ privileges directly '
. 'from MySQL’s privilege tables. The content of these '
. 'tables may differ from the privileges the server uses, '
. 'if they have been changed manually. In this case, '
. 'you should %sreload the privileges%s before you continue.'
),
Message::NOTICE
);
$flushnote->addParamHtml(
'<a href="server_privileges.php'
. Url::getCommon(['flush_privileges' => 1])
. '" id="reload_privileges_anchor">'
);
$flushnote->addParamHtml('</a>');
} else {
$flushnote = new Message(
__(
'Note: phpMyAdmin gets the users’ privileges directly '
. 'from MySQL’s privilege tables. The content of these '
. 'tables may differ from the privileges the server uses, '
. 'if they have been changed manually. In this case, '
. 'the privileges have to be reloaded but currently, you '
. 'don\'t have the RELOAD privilege.'
)
. Util::showMySQLDocu(
'privileges-provided',
false,
null,
null,
'priv_reload'
),
Message::NOTICE
);
}
$html_output .= $flushnote->getDisplay();
}
}
return $html_output;
}
/**
* Get HTML snippet for display user properties
*
* @param boolean $dbname_is_wildcard whether database name is wildcard or not
* @param string $url_dbname url database name that urlencode() string
* @param string $username username
* @param string $hostname host name
* @param string $dbname database name
* @param string $tablename table name
*
* @return string
*/
public function getHtmlForUserProperties(
$dbname_is_wildcard,
$url_dbname,
$username,
$hostname,
$dbname,
$tablename
) {
$html_output = '<div id="edit_user_dialog">';
$html_output .= $this->getHtmlHeaderForUserProperties(
$dbname_is_wildcard,
$url_dbname,
$dbname,
$username,
$hostname,
$tablename,
'table'
);
$sql = "SELECT '1' FROM `mysql`.`user`"
. " WHERE `User` = '" . $this->dbi->escapeString($username) . "'"
. " AND `Host` = '" . $this->dbi->escapeString($hostname) . "';";
$user_does_not_exists = (bool) ! $this->dbi->fetchValue($sql);
if ($user_does_not_exists) {
$html_output .= Message::error(
__('The selected user was not found in the privilege table.')
)->getDisplay();
$html_output .= $this->getHtmlForLoginInformationFields();
}
$_params = [
'username' => $username,
'hostname' => $hostname,
];
if (! is_array($dbname) && strlen($dbname) > 0) {
$_params['dbname'] = $dbname;
if (strlen($tablename) > 0) {
$_params['tablename'] = $tablename;
}
} else {
$_params['dbname'] = $dbname;
}
$html_output .= '<form class="submenu-item" name="usersForm" '
. 'id="addUsersForm" action="server_privileges.php" method="post">' . "\n";
$html_output .= Url::getHiddenInputs($_params);
$html_output .= $this->getHtmlToDisplayPrivilegesTable(
// If $dbname is an array, pass any one db as all have same privs.
Core::ifSetOr($dbname, is_array($dbname) ? $dbname[0] : '*', 'length'),
Core::ifSetOr($tablename, '*', 'length')
);
$html_output .= '</form>' . "\n";
if (! is_array($dbname) && strlen($tablename) === 0
&& empty($dbname_is_wildcard)
) {
// no table name was given, display all table specific rights
// but only if $dbname contains no wildcards
if (strlen($dbname) === 0) {
$html_output .= $this->getHtmlForAllTableSpecificRights(
$username,
$hostname,
'database'
);
} else {
// unescape wildcards in dbname at table level
$unescaped_db = Util::unescapeMysqlWildcards($dbname);
$html_output .= $this->getHtmlForAllTableSpecificRights(
$username,
$hostname,
'table',
$unescaped_db
);
$html_output .= $this->getHtmlForAllTableSpecificRights(
$username,
$hostname,
'routine',
$unescaped_db
);
}
}
// Provide a line with links to the relevant database and table
if (! is_array($dbname) && strlen($dbname) > 0 && empty($dbname_is_wildcard)) {
$html_output .= $this->getLinkToDbAndTable($url_dbname, $dbname, $tablename);
}
if (! is_array($dbname) && strlen($dbname) === 0 && ! $user_does_not_exists) {
//change login information
$html_output .= ChangePassword::getHtml(
'edit_other',
$username,
$hostname
);
$html_output .= $this->getChangeLoginInformationHtmlForm($username, $hostname);
}
$html_output .= '</div>';
return $html_output;
}
/**
* Get queries for Table privileges to change or copy user
*
* @param string $user_host_condition user host condition to
* select relevant table privileges
* @param array $queries queries array
* @param string $username username
* @param string $hostname host name
*
* @return array
*/
public function getTablePrivsQueriesForChangeOrCopyUser(
$user_host_condition,
array $queries,
$username,
$hostname
) {
$res = $this->dbi->query(
'SELECT `Db`, `Table_name`, `Table_priv` FROM `mysql`.`tables_priv`'
. $user_host_condition,
DatabaseInterface::CONNECT_USER,
DatabaseInterface::QUERY_STORE
);
while ($row = $this->dbi->fetchAssoc($res)) {
$res2 = $this->dbi->query(
'SELECT `Column_name`, `Column_priv`'
. ' FROM `mysql`.`columns_priv`'
. ' WHERE `User`'
. ' = \'' . $this->dbi->escapeString($_POST['old_username']) . "'"
. ' AND `Host`'
. ' = \'' . $this->dbi->escapeString($_POST['old_username']) . '\''
. ' AND `Db`'
. ' = \'' . $this->dbi->escapeString($row['Db']) . "'"
. ' AND `Table_name`'
. ' = \'' . $this->dbi->escapeString($row['Table_name']) . "'"
. ';',
DatabaseInterface::CONNECT_USER,
DatabaseInterface::QUERY_STORE
);
$tmp_privs1 = $this->extractPrivInfo($row);
$tmp_privs2 = [
'Select' => [],
'Insert' => [],
'Update' => [],
'References' => [],
];
while ($row2 = $this->dbi->fetchAssoc($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'][] = $row2['Column_name'];
}
}
if (count($tmp_privs2['Select']) > 0 && ! in_array('SELECT', $tmp_privs1)) {
$tmp_privs1[] = 'SELECT (`' . implode('`, `', $tmp_privs2['Select']) . '`)';
}
if (count($tmp_privs2['Insert']) > 0 && ! in_array('INSERT', $tmp_privs1)) {
$tmp_privs1[] = 'INSERT (`' . implode('`, `', $tmp_privs2['Insert']) . '`)';
}
if (count($tmp_privs2['Update']) > 0 && ! in_array('UPDATE', $tmp_privs1)) {
$tmp_privs1[] = 'UPDATE (`' . implode('`, `', $tmp_privs2['Update']) . '`)';
}
if (count($tmp_privs2['References']) > 0
&& ! in_array('REFERENCES', $tmp_privs1)
) {
$tmp_privs1[]
= 'REFERENCES (`' . implode('`, `', $tmp_privs2['References']) . '`)';
}
$queries[] = 'GRANT ' . implode(', ', $tmp_privs1)
. ' ON ' . Util::backquote($row['Db']) . '.'
. Util::backquote($row['Table_name'])
. ' TO \'' . $this->dbi->escapeString($username)
. '\'@\'' . $this->dbi->escapeString($hostname) . '\''
. (in_array('Grant', explode(',', $row['Table_priv']))
? ' WITH GRANT OPTION;'
: ';');
}
return $queries;
}
/**
* Get queries for database specific privileges for change or copy user
*
* @param array $queries queries array with string
* @param string $username username
* @param string $hostname host name
*
* @return array
*/
public function getDbSpecificPrivsQueriesForChangeOrCopyUser(
array $queries,
$username,
$hostname
) {
$user_host_condition = ' WHERE `User`'
. ' = \'' . $this->dbi->escapeString($_POST['old_username']) . "'"
. ' AND `Host`'
. ' = \'' . $this->dbi->escapeString($_POST['old_hostname']) . '\';';
$res = $this->dbi->query(
'SELECT * FROM `mysql`.`db`' . $user_host_condition
);
while ($row = $this->dbi->fetchAssoc($res)) {
$queries[] = 'GRANT ' . implode(', ', $this->extractPrivInfo($row))
. ' ON ' . Util::backquote($row['Db']) . '.*'
. ' TO \'' . $this->dbi->escapeString($username)
. '\'@\'' . $this->dbi->escapeString($hostname) . '\''
. ($row['Grant_priv'] == 'Y' ? ' WITH GRANT OPTION;' : ';');
}
$this->dbi->freeResult($res);
$queries = $this->getTablePrivsQueriesForChangeOrCopyUser(
$user_host_condition,
$queries,
$username,
$hostname
);
return $queries;
}
/**
* Prepares queries for adding users and
* also create database and return query and message
*
* @param boolean $_error whether user create or not
* @param string $real_sql_query SQL query for add a user
* @param string $sql_query SQL query to be displayed
* @param string $username username
* @param string $hostname host name
* @param string $dbname database name
* @param string $alter_real_sql_query SQL query for ALTER USER
* @param string $alter_sql_query SQL query for ALTER USER to be displayed
*
* @return array, $message
*/
public function addUserAndCreateDatabase(
$_error,
$real_sql_query,
$sql_query,
$username,
$hostname,
$dbname,
$alter_real_sql_query,
$alter_sql_query
) {
if ($_error || (! empty($real_sql_query)
&& ! $this->dbi->tryQuery($real_sql_query))
) {
$_POST['createdb-1'] = $_POST['createdb-2']
= $_POST['createdb-3'] = null;
$message = Message::rawError($this->dbi->getError());
} elseif ($alter_real_sql_query !== '' && ! $this->dbi->tryQuery($alter_real_sql_query)) {
$_POST['createdb-1'] = $_POST['createdb-2']
= $_POST['createdb-3'] = null;
$message = Message::rawError($this->dbi->getError());
} else {
$sql_query .= $alter_sql_query;
$message = Message::success(__('You have added a new user.'));
}
if (isset($_POST['createdb-1'])) {
// Create database with same name and grant all privileges
$q = 'CREATE DATABASE IF NOT EXISTS '
. Util::backquote(
$this->dbi->escapeString($username)
) . ';';
$sql_query .= $q;
if (! $this->dbi->tryQuery($q)) {
$message = Message::rawError($this->dbi->getError());
}
/**
* Reload the navigation
*/
$GLOBALS['reload'] = true;
$GLOBALS['db'] = $username;
$q = 'GRANT ALL PRIVILEGES ON '
. Util::backquote(
Util::escapeMysqlWildcards(
$this->dbi->escapeString($username)
)
) . '.* TO \''
. $this->dbi->escapeString($username)
. '\'@\'' . $this->dbi->escapeString($hostname) . '\';';
$sql_query .= $q;
if (! $this->dbi->tryQuery($q)) {
$message = Message::rawError($this->dbi->getError());
}
}
if (isset($_POST['createdb-2'])) {
// Grant all privileges on wildcard name (username\_%)
$q = 'GRANT ALL PRIVILEGES ON '
. Util::backquote(
Util::escapeMysqlWildcards(
$this->dbi->escapeString($username)
) . '\_%'
) . '.* TO \''
. $this->dbi->escapeString($username)
. '\'@\'' . $this->dbi->escapeString($hostname) . '\';';
$sql_query .= $q;
if (! $this->dbi->tryQuery($q)) {
$message = Message::rawError($this->dbi->getError());
}
}
if (isset($_POST['createdb-3'])) {
// Grant all privileges on the specified database to the new user
$q = 'GRANT ALL PRIVILEGES ON '
. Util::backquote(
$this->dbi->escapeString($dbname)
) . '.* TO \''
. $this->dbi->escapeString($username)
. '\'@\'' . $this->dbi->escapeString($hostname) . '\';';
$sql_query .= $q;
if (! $this->dbi->tryQuery($q)) {
$message = Message::rawError($this->dbi->getError());
}
}
return [
$sql_query,
$message,
];
}
/**
* Get the hashed string for password
*
* @param string $password password
*
* @return string
*/
public function getHashedPassword($password)
{
$password = $this->dbi->escapeString($password);
$result = $this->dbi->fetchSingleRow(
"SELECT PASSWORD('" . $password . "') AS `password`;"
);
return $result['password'];
}
/**
* Check if MariaDB's 'simple_password_check'
* OR 'cracklib_password_check' is ACTIVE
*
* @return boolean if atleast one of the plugins is ACTIVE
*/
public function checkIfMariaDBPwdCheckPluginActive()
{
$serverVersion = $this->dbi->getVersion();
if (! (Util::getServerType() == 'MariaDB' && $serverVersion >= 100002)) {
return false;
}
$result = $this->dbi->tryQuery(
'SHOW PLUGINS SONAME LIKE \'%_password_check%\''
);
/* Plugins are not working, for example directory does not exists */
if ($result === false) {
return false;
}
while ($row = $this->dbi->fetchAssoc($result)) {
if ($row['Status'] === 'ACTIVE') {
return true;
}
}
return false;
}
/**
* Get SQL queries for Display and Add user
*
* @param string $username username
* @param string $hostname host name
* @param string $password password
*
* @return array ($create_user_real, $create_user_show, $real_sql_query, $sql_query
* $password_set_real, $password_set_show, $alter_real_sql_query, $alter_sql_query)
*/
public function getSqlQueriesForDisplayAndAddUser($username, $hostname, $password)
{
$slashedUsername = $this->dbi->escapeString($username);
$slashedHostname = $this->dbi->escapeString($hostname);
$slashedPassword = $this->dbi->escapeString($password);
$serverType = Util::getServerType();
$serverVersion = $this->dbi->getVersion();
$create_user_stmt = sprintf(
'CREATE USER \'%s\'@\'%s\'',
$slashedUsername,
$slashedHostname
);
$isMariaDBPwdPluginActive = $this->checkIfMariaDBPwdCheckPluginActive();
// See https://github.com/phpmyadmin/phpmyadmin/pull/11560#issuecomment-147158219
// for details regarding details of syntax usage for various versions
// 'IDENTIFIED WITH auth_plugin'
// is supported by MySQL 5.5.7+
if (($serverType == 'MySQL' || $serverType == 'Percona Server')
&& $serverVersion >= 50507
&& isset($_POST['authentication_plugin'])
) {
$create_user_stmt .= ' IDENTIFIED WITH '
. $_POST['authentication_plugin'];
}
// 'IDENTIFIED VIA auth_plugin'
// is supported by MariaDB 5.2+
if ($serverType == 'MariaDB'
&& $serverVersion >= 50200
&& isset($_POST['authentication_plugin'])
&& ! $isMariaDBPwdPluginActive
) {
$create_user_stmt .= ' IDENTIFIED VIA '
. $_POST['authentication_plugin'];
}
$create_user_real = $create_user_stmt;
$create_user_show = $create_user_stmt;
$password_set_stmt = 'SET PASSWORD FOR \'%s\'@\'%s\' = \'%s\'';
$password_set_show = sprintf(
$password_set_stmt,
$slashedUsername,
$slashedHostname,
'***'
);
$sql_query_stmt = sprintf(
'GRANT %s ON *.* TO \'%s\'@\'%s\'',
implode(', ', $this->extractPrivInfo()),
$slashedUsername,
$slashedHostname
);
$real_sql_query = $sql_query = $sql_query_stmt;
// Set the proper hashing method
if (isset($_POST['authentication_plugin'])) {
$this->setProperPasswordHashing(
$_POST['authentication_plugin']
);
}
// Use 'CREATE USER ... WITH ... AS ..' syntax for
// newer MySQL versions
// and 'CREATE USER ... VIA .. USING ..' syntax for
// newer MariaDB versions
if ((($serverType == 'MySQL' || $serverType == 'Percona Server')
&& $serverVersion >= 50706)
|| ($serverType == 'MariaDB'
&& $serverVersion >= 50200)
) {
$password_set_real = null;
// Required for binding '%' with '%s'
$create_user_stmt = str_replace(
'%',
'%%',
$create_user_stmt
);
// MariaDB uses 'USING' whereas MySQL uses 'AS'
// but MariaDB with validation plugin needs cleartext password
if ($serverType == 'MariaDB'
&& ! $isMariaDBPwdPluginActive
) {
$create_user_stmt .= ' USING \'%s\'';
} elseif ($serverType == 'MariaDB') {
$create_user_stmt .= ' IDENTIFIED BY \'%s\'';
} elseif (($serverType == 'MySQL' || $serverType == 'Percona Server') && $serverVersion >= 80011) {
if (mb_strpos($create_user_stmt, 'IDENTIFIED') === false) {
// Maybe the authentication_plugin was not posted and then a part is missing
$create_user_stmt .= ' IDENTIFIED BY \'%s\'';
} else {
$create_user_stmt .= ' BY \'%s\'';
}
} else {
$create_user_stmt .= ' AS \'%s\'';
}
if ($_POST['pred_password'] == 'keep') {
$create_user_real = sprintf(
$create_user_stmt,
$slashedPassword
);
$create_user_show = sprintf(
$create_user_stmt,
'***'
);
} elseif ($_POST['pred_password'] == 'none') {
$create_user_real = sprintf(
$create_user_stmt,
null
);
$create_user_show = sprintf(
$create_user_stmt,
'***'
);
} else {
if (! (($serverType == 'MariaDB' && $isMariaDBPwdPluginActive)
|| ($serverType == 'MySQL' || $serverType == 'Percona Server') && $serverVersion >= 80011)) {
$hashedPassword = $this->getHashedPassword($_POST['pma_pw']);
} else {
// MariaDB with validation plugin needs cleartext password
$hashedPassword = $_POST['pma_pw'];
}
$create_user_real = sprintf(
$create_user_stmt,
$hashedPassword
);
$create_user_show = sprintf(
$create_user_stmt,
'***'
);
}
} else {
// Use 'SET PASSWORD' syntax for pre-5.7.6 MySQL versions
// and pre-5.2.0 MariaDB versions
if ($_POST['pred_password'] == 'keep') {
$password_set_real = sprintf(
$password_set_stmt,
$slashedUsername,
$slashedHostname,
$slashedPassword
);
} elseif ($_POST['pred_password'] == 'none') {
$password_set_real = sprintf(
$password_set_stmt,
$slashedUsername,
$slashedHostname,
null
);
} else {
$hashedPassword = $this->getHashedPassword($_POST['pma_pw']);
$password_set_real = sprintf(
$password_set_stmt,
$slashedUsername,
$slashedHostname,
$hashedPassword
);
}
}
$alter_real_sql_query = '';
$alter_sql_query = '';
if (($serverType == 'MySQL' || $serverType == 'Percona Server') && $serverVersion >= 80011) {
$sql_query_stmt = '';
if ((isset($_POST['Grant_priv']) && $_POST['Grant_priv'] == 'Y')
|| (isset($GLOBALS['Grant_priv']) && $GLOBALS['Grant_priv'] == 'Y')
) {
$sql_query_stmt = ' WITH GRANT OPTION';
}
$real_sql_query .= $sql_query_stmt;
$sql_query .= $sql_query_stmt;
$alter_sql_query_stmt = sprintf(
'ALTER USER \'%s\'@\'%s\'',
$slashedUsername,
$slashedHostname
);
$alter_real_sql_query = $alter_sql_query_stmt;
$alter_sql_query = $alter_sql_query_stmt;
}
// add REQUIRE clause
$require_clause = $this->getRequireClause();
$with_clause = $this->getWithClauseForAddUserAndUpdatePrivs();
if (($serverType == 'MySQL' || $serverType == 'Percona Server') && $serverVersion >= 80011) {
$alter_real_sql_query .= $require_clause;
$alter_sql_query .= $require_clause;
$alter_real_sql_query .= $with_clause;
$alter_sql_query .= $with_clause;
} else {
$real_sql_query .= $require_clause;
$sql_query .= $require_clause;
$real_sql_query .= $with_clause;
$sql_query .= $with_clause;
}
if ($alter_real_sql_query !== '') {
$alter_real_sql_query .= ';';
$alter_sql_query .= ';';
}
$create_user_real .= ';';
$create_user_show .= ';';
$real_sql_query .= ';';
$sql_query .= ';';
// No Global GRANT_OPTION privilege
if (! $GLOBALS['is_grantuser']) {
$real_sql_query = '';
$sql_query = '';
}
// Use 'SET PASSWORD' for pre-5.7.6 MySQL versions
// and pre-5.2.0 MariaDB
if (($serverType == 'MySQL'
&& $serverVersion >= 50706)
|| ($serverType == 'MariaDB'
&& $serverVersion >= 50200)
) {
$password_set_real = null;
$password_set_show = null;
} else {
if ($password_set_real !== null) {
$password_set_real .= ";";
}
$password_set_show .= ";";
}
return [
$create_user_real,
$create_user_show,
$real_sql_query,
$sql_query,
$password_set_real,
$password_set_show,
$alter_real_sql_query,
$alter_sql_query,
];
}
/**
* Returns the type ('PROCEDURE' or 'FUNCTION') of the routine
*
* @param string $dbname database
* @param string $routineName routine
*
* @return string type
*/
public function getRoutineType($dbname, $routineName)
{
$routineData = $this->dbi->getRoutines($dbname);
foreach ($routineData as $routine) {
if ($routine['name'] === $routineName) {
return $routine['type'];
}
}
return '';
}
}