Viewing file:  Footer.php (8.06 KB) -rwxr-x---
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<?php
/**
* Used to render the footer of PMA's pages
*/
declare(strict_types=1);
namespace PhpMyAdmin;
use PhpMyAdmin\ConfigStorage\Relation;
use Traversable;
use function basename;
use function file_exists;
use function in_array;
use function is_array;
use function is_object;
use function is_scalar;
use function json_encode;
use function json_last_error;
use function strlen;
/**
* Class used to output the footer
*/
class Footer
{
/**
* Scripts instance
*
* @var Scripts
*/
private $scripts;
/**
* Whether we are servicing an ajax request.
*
* @var bool
*/
private $isAjax;
/**
* Whether to only close the BODY and HTML tags
* or also include scripts, errors and links
*
* @var bool
*/
private $isMinimal;
/**
* Whether to display anything
*
* @var bool
*/
private $isEnabled;
/** @var Relation */
private $relation;
/** @var Template */
private $template;
/**
* Creates a new class instance
*/
public function __construct()
{
global $dbi;
$this->template = new Template();
$this->isEnabled = true;
$this->scripts = new Scripts();
$this->isMinimal = false;
$this->relation = new Relation($dbi);
}
/**
* @return array<string, string>
* @psalm-return array{revision: string, revisionUrl: string, branch: string, branchUrl: string}|[]
*/
private function getGitRevisionInfo(): array
{
$info = [];
if (@file_exists(ROOT_PATH . 'revision-info.php')) {
/** @psalm-suppress MissingFile,UnresolvableInclude */
$info = include ROOT_PATH . 'revision-info.php';
}
return is_array($info) ? $info : [];
}
/**
* Remove recursions and iterator objects from an object
*
* @param mixed $object Object to clean
* @param array $stack Stack used to keep track of recursion, need not be passed for the first time
*
* @return mixed Reference passed object
*/
private static function removeRecursion(&$object, array $stack = [])
{
if ((is_object($object) || is_array($object)) && $object) {
if ($object instanceof Traversable) {
$object = '***ITERATOR***';
} elseif (! in_array($object, $stack, true)) {
$stack[] = $object;
// @phpstan-ignore-next-line
foreach ($object as &$subObject) {
self::removeRecursion($subObject, $stack);
}
} else {
$object = '***RECURSION***';
}
}
return $object;
}
/**
* Renders the debug messages
*/
public function getDebugMessage(): string
{
$retval = '\'null\'';
if ($GLOBALS['cfg']['DBG']['sql'] && empty($_REQUEST['no_debug']) && ! empty($_SESSION['debug'])) {
// Remove recursions and iterators from $_SESSION['debug']
self::removeRecursion($_SESSION['debug']);
$retval = (string) json_encode($_SESSION['debug']);
$_SESSION['debug'] = [];
return json_last_error() ? '\'false\'' : $retval;
}
$_SESSION['debug'] = [];
return $retval;
}
/**
* Returns the url of the current page
*/
public function getSelfUrl(): string
{
global $route, $db, $table, $server;
$params = [];
if (isset($route)) {
$params['route'] = $route;
}
if (isset($db) && strlen($db) > 0) {
$params['db'] = $db;
}
if (isset($table) && strlen($table) > 0) {
$params['table'] = $table;
}
$params['server'] = $server;
// needed for server privileges tabs
if (isset($_GET['viewing_mode']) && in_array($_GET['viewing_mode'], ['server', 'db', 'table'])) {
$params['viewing_mode'] = $_GET['viewing_mode'];
}
/**
* @todo coming from /server/privileges, here $db is not set,
* add the following condition below when that is fixed
* && $_GET['checkprivsdb'] == $db
*/
if (isset($_GET['checkprivsdb'])) {
$params['checkprivsdb'] = $_GET['checkprivsdb'];
}
/**
* @todo coming from /server/privileges, here $table is not set,
* add the following condition below when that is fixed
* && $_REQUEST['checkprivstable'] == $table
*/
if (isset($_GET['checkprivstable'])) {
$params['checkprivstable'] = $_GET['checkprivstable'];
}
if (isset($_REQUEST['single_table']) && in_array($_REQUEST['single_table'], [true, false])) {
$params['single_table'] = $_REQUEST['single_table'];
}
return basename(Core::getenv('SCRIPT_NAME')) . Url::getCommonRaw($params);
}
/**
* Renders the link to open a new page
*/
public function getErrorMessages(): string
{
$retval = '';
if ($GLOBALS['errorHandler']->hasDisplayErrors()) {
$retval .= $GLOBALS['errorHandler']->getDispErrors();
}
/**
* Report php errors
*/
$GLOBALS['errorHandler']->reportErrors();
return $retval;
}
/**
* Saves query in history
*/
private function setHistory(): void
{
global $dbi;
if (
(
isset($_REQUEST['no_history'])
&& is_scalar($_REQUEST['no_history'])
&& strlen((string) $_REQUEST['no_history']) > 0
)
|| ! empty($GLOBALS['error_message'])
|| empty($GLOBALS['sql_query'])
|| ! isset($dbi)
|| ! $dbi->isConnected()
) {
return;
}
$this->relation->setHistory(
isset($GLOBALS['db']) && is_scalar($GLOBALS['db']) ? (string) $GLOBALS['db'] : '',
isset($GLOBALS['table']) && is_scalar($GLOBALS['table']) ? (string) $GLOBALS['table'] : '',
$GLOBALS['cfg']['Server']['user'],
$GLOBALS['sql_query']
);
}
/**
* Disables the rendering of the footer
*/
public function disable(): void
{
$this->isEnabled = false;
}
/**
* Set the ajax flag to indicate whether
* we are servicing an ajax request
*
* @param bool $isAjax Whether we are servicing an ajax request
*/
public function setAjax(bool $isAjax): void
{
$this->isAjax = $isAjax;
}
/**
* Turn on minimal display mode
*/
public function setMinimal(): void
{
$this->isMinimal = true;
}
/**
* Returns the Scripts object
*
* @return Scripts object
*/
public function getScripts(): Scripts
{
return $this->scripts;
}
/**
* Renders the footer
*/
public function getDisplay(): string
{
$this->setHistory();
if ($this->isEnabled) {
if (! $this->isAjax && ! $this->isMinimal) {
if (Core::getenv('SCRIPT_NAME')) {
$url = $this->getSelfUrl();
}
$this->scripts->addCode('var debugSQLInfo = ' . $this->getDebugMessage() . ';');
$errorMessages = $this->getErrorMessages();
$scripts = $this->scripts->getDisplay();
if ($GLOBALS['cfg']['DBG']['demo']) {
$gitRevisionInfo = $this->getGitRevisionInfo();
}
$footer = Config::renderFooter();
}
return $this->template->render('footer', [
'is_ajax' => $this->isAjax,
'is_minimal' => $this->isMinimal,
'self_url' => $url ?? null,
'error_messages' => $errorMessages ?? '',
'scripts' => $scripts ?? '',
'is_demo' => $GLOBALS['cfg']['DBG']['demo'],
'git_revision_info' => $gitRevisionInfo ?? [],
'footer' => $footer ?? '',
]);
}
return '';
}
}
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