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213
#pma/setup/lib/index.lib.php
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213
#pma/setup/lib/index.lib.php
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<?php
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/* vim: set expandtab sw=4 ts=4 sts=4: */
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/**
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* Various checks and message functions used on index page.
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*
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* @package PhpMyAdmin-Setup
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*/
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use PMA\libraries\VersionInformation;
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if (!defined('PHPMYADMIN')) {
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exit;
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}
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/**
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* Initializes message list
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*
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* @return void
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*/
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function PMA_messagesBegin()
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{
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if (! isset($_SESSION['messages']) || !is_array($_SESSION['messages'])) {
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$_SESSION['messages'] = array('error' => array(), 'notice' => array());
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} else {
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// reset message states
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foreach ($_SESSION['messages'] as &$messages) {
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foreach ($messages as &$msg) {
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$msg['fresh'] = false;
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$msg['active'] = false;
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}
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}
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}
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}
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/**
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* Adds a new message to message list
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*
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* @param string $type one of: notice, error
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* @param string $msgId unique message identifier
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* @param string $title language string id (in $str array)
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* @param string $message message text
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*
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* @return void
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*/
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function PMA_messagesSet($type, $msgId, $title, $message)
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{
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$fresh = ! isset($_SESSION['messages'][$type][$msgId]);
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$_SESSION['messages'][$type][$msgId] = array(
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'fresh' => $fresh,
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'active' => true,
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'title' => $title,
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'message' => $message);
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}
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/**
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* Cleans up message list
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*
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* @return void
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*/
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function PMA_messagesEnd()
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{
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foreach ($_SESSION['messages'] as &$messages) {
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$remove_ids = array();
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foreach ($messages as $id => &$msg) {
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if ($msg['active'] == false) {
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$remove_ids[] = $id;
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}
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}
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foreach ($remove_ids as $id) {
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unset($messages[$id]);
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}
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}
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}
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/**
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* Prints message list, must be called after PMA_messagesEnd()
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*
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* @return void
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*/
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function PMA_messagesShowHtml()
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{
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$old_ids = array();
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foreach ($_SESSION['messages'] as $type => $messages) {
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foreach ($messages as $id => $msg) {
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echo '<div class="' , $type , '" id="' , $id , '">'
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, '<h4>' , $msg['title'] , '</h4>'
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, $msg['message'] , '</div>';
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if (!$msg['fresh'] && $type != 'error') {
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$old_ids[] = $id;
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}
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}
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}
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echo "\n" , '<script type="text/javascript">';
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foreach ($old_ids as $id) {
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echo "\nhiddenMessages.push('$id');";
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}
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echo "\n</script>\n";
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}
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/**
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* Checks for newest phpMyAdmin version and sets result as a new notice
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*
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* @return void
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*/
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function PMA_versionCheck()
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{
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// version check messages should always be visible so let's make
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// a unique message id each time we run it
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$message_id = uniqid('version_check');
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// Fetch data
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$versionInformation = new VersionInformation();
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$version_data = $versionInformation->getLatestVersion();
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if (empty($version_data)) {
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PMA_messagesSet(
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'error',
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$message_id,
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__('Version check'),
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__(
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'Reading of version failed. '
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. 'Maybe you\'re offline or the upgrade server does not respond.'
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)
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);
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return;
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}
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$releases = $version_data->releases;
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$latestCompatible = $versionInformation->getLatestCompatibleVersion($releases);
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if ($latestCompatible != null) {
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$version = $latestCompatible['version'];
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$date = $latestCompatible['date'];
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} else {
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return;
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}
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$version_upstream = $versionInformation->versionToInt($version);
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if ($version_upstream === false) {
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PMA_messagesSet(
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'error',
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$message_id,
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__('Version check'),
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__('Got invalid version string from server')
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);
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return;
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}
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$version_local = $versionInformation->versionToInt(
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$GLOBALS['PMA_Config']->get('PMA_VERSION')
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);
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if ($version_local === false) {
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PMA_messagesSet(
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'error',
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$message_id,
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__('Version check'),
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__('Unparsable version string')
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);
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return;
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}
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if ($version_upstream > $version_local) {
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$version = htmlspecialchars($version);
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$date = htmlspecialchars($date);
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PMA_messagesSet(
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'notice',
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$message_id,
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__('Version check'),
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sprintf(__('A newer version of phpMyAdmin is available and you should consider upgrading. The newest version is %s, released on %s.'), $version, $date)
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);
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} else {
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if ($version_local % 100 == 0) {
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PMA_messagesSet(
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'notice',
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$message_id,
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__('Version check'),
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PMA_sanitize(sprintf(__('You are using Git version, run [kbd]git pull[/kbd] :-)[br]The latest stable version is %s, released on %s.'), $version, $date))
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);
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} else {
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PMA_messagesSet(
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'notice',
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$message_id,
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__('Version check'),
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__('No newer stable version is available')
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);
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}
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}
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}
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/**
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* Checks whether config file is readable/writable
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*
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* @param bool &$is_readable whether the file is readable
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* @param bool &$is_writable whether the file is writable
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* @param bool &$file_exists whether the file exists
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*
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* @return void
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*/
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function PMA_checkConfigRw(&$is_readable, &$is_writable, &$file_exists)
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{
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$file_path = $GLOBALS['ConfigFile']->getFilePath();
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$file_dir = dirname($file_path);
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$is_readable = true;
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$is_writable = @is_dir($file_dir);
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if (SETUP_DIR_WRITABLE) {
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$is_writable = $is_writable && @is_writable($file_dir);
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}
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$file_exists = file_exists($file_path);
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if ($file_exists) {
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$is_readable = is_readable($file_path);
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$is_writable = $is_writable && @is_writable($file_path);
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}
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}
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