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<?php
/**
* Various checks and message functions used on index page.
*/
declare(strict_types=1);
namespace PhpMyAdmin\Setup;
use PhpMyAdmin\Sanitize;
use PhpMyAdmin\Version;
use PhpMyAdmin\VersionInformation;
use function __;
use function htmlspecialchars;
use function is_array;
use function sprintf;
use function uniqid;
/**
* PhpMyAdmin\Setup\Index class
*
* Various checks and message functions used on index page.
*/
class Index
{
/**
* Initializes message list
*/
public static function messagesBegin(): void
{
if (! isset($_SESSION['messages']) || ! is_array($_SESSION['messages'])) {
$_SESSION['messages'] = [
'error' => [],
'notice' => [],
];
} else {
// reset message states
foreach ($_SESSION['messages'] as &$messages) {
foreach ($messages as &$msg) {
$msg['fresh'] = false;
$msg['active'] = false;
}
}
}
}
/**
* Adds a new message to message list
*
* @param string $type one of: notice, error
* @param string $msgId unique message identifier
* @param string $title language string id (in $str array)
* @param string $message message text
*/
public static function messagesSet($type, $msgId, $title, $message): void
{
$fresh = ! isset($_SESSION['messages'][$type][$msgId]);
$_SESSION['messages'][$type][$msgId] = [
'fresh' => $fresh,
'active' => true,
'title' => $title,
'message' => $message,
];
}
/**
* Cleans up message list
*/
public static function messagesEnd(): void
{
foreach ($_SESSION['messages'] as &$messages) {
$remove_ids = [];
foreach ($messages as $id => $msg) {
if ($msg['active'] != false) {
continue;
}
$remove_ids[] = $id;
}
foreach ($remove_ids as $id) {
unset($messages[$id]);
}
}
}
/**
* Prints message list, must be called after self::messagesEnd()
*
* @return array
*/
public static function messagesShowHtml()
{
$return = [];
foreach ($_SESSION['messages'] as $type => $messages) {
foreach ($messages as $id => $msg) {
$return[] = [
'id' => $id,
'title' => $msg['title'],
'type' => $type,
'message' => $msg['message'],
'is_hidden' => ! $msg['fresh'] && $type !== 'error',
];
}
}
return $return;
}
/**
* Checks for newest phpMyAdmin version and sets result as a new notice
*/
public static function versionCheck(): void
{
// version check messages should always be visible so let's make
// a unique message id each time we run it
$message_id = uniqid('version_check');
// Fetch data
$versionInformation = new VersionInformation();
$version_data = $versionInformation->getLatestVersion();
if (empty($version_data)) {
self::messagesSet(
'error',
$message_id,
__('Version check'),
__(
'Reading of version failed. Maybe you\'re offline or the upgrade server does not respond.'
)
);
return;
}
$releases = $version_data->releases;
$latestCompatible = $versionInformation->getLatestCompatibleVersion($releases);
if ($latestCompatible == null) {
return;
}
$version = $latestCompatible['version'];
$date = $latestCompatible['date'];
$version_upstream = $versionInformation->versionToInt($version);
if ($version_upstream === false) {
self::messagesSet(
'error',
$message_id,
__('Version check'),
__('Got invalid version string from server')
);
return;
}
$version_local = $versionInformation->versionToInt(Version::VERSION);
if ($version_local === false) {
self::messagesSet(
'error',
$message_id,
__('Version check'),
__('Unparsable version string')
);
return;
}
if ($version_upstream > $version_local) {
$version = htmlspecialchars($version);
$date = htmlspecialchars($date);
self::messagesSet(
'notice',
$message_id,
__('Version check'),
sprintf(__('A newer version of phpMyAdmin is available and you should consider upgrading.'
. ' The newest version is %s, released on %s.'), $version, $date)
);
} else {
if ($version_local % 100 == 0) {
self::messagesSet(
'notice',
$message_id,
__('Version check'),
Sanitize::sanitizeMessage(sprintf(__('You are using Git version, run [kbd]git pull[/kbd]'
. ' :-)[br]The latest stable version is %s, released on %s.'), $version, $date))
);
} else {
self::messagesSet(
'notice',
$message_id,
__('Version check'),
__('No newer stable version is available')
);
}
}
}
}
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