280 lines
8.7 KiB
PHP
280 lines
8.7 KiB
PHP
<?php
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/* vim: set expandtab sw=4 ts=4 sts=4: */
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/**
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*
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* @package PhpMyAdmin
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*/
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if (! defined('PHPMYADMIN')) {
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exit;
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}
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require_once 'libraries/ob.lib.php';
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require_once 'libraries/Scripts.class.php';
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require_once 'libraries/RecentTable.class.php';
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require_once 'libraries/Menu.class.php';
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// FIXME: this global got lost :(
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// here, the function does not exist with this configuration:
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// $cfg['ServerDefault'] = 0;
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$is_superuser = function_exists('PMA_isSuperuser') && PMA_isSuperuser();
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class PMA_Header {
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private static $_instance;
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private $_scripts;
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private $_menu;
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private $_userprefsOfferImport;
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private $_title;
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private $_bodyId;
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private $_menuEnabled;
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private $_isPrintView;
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private $_isAjax;
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public static $headerIsSent;
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private function __construct()
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{
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$this->_isAjax = false;
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if (isset($_REQUEST['ajax_request']) && $_REQUEST['ajax_request'] == true) {
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$this->_isAjax = true;
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}
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$this->_bodyId = '';
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$this->_title = 'phpMyAdmin';
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$this->_menu = new PMA_Menu(
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$GLOBALS['server'],
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$GLOBALS['db'],
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$GLOBALS['table']
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);
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$_isPrintView = false;
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$this->_menuEnabled = true;
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$this->_isPrintView = false;
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$this->_scripts = new PMA_Scripts();
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self::$headerIsSent = false;
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// if database storage for user preferences is transient,
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// offer to load exported settings from localStorage
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// (detection will be done in JavaScript)
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$this->_userprefsOfferImport = false;
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if ($GLOBALS['PMA_Config']->get('user_preferences') == 'session'
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&& ! isset($_SESSION['userprefs_autoload'])
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) {
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$this->_userprefsOfferImport = true;
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}
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}
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public static function getInstance()
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{
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if (empty(self::$_instance)) {
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self::$_instance = new PMA_Header();
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}
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return self::$_instance;
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}
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public function getScripts()
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{
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return $this->_scripts;
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}
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public function setBodyId($id)
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{
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$this->_bodyId = htmlspecialchars($id);
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}
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public function setTitle($title)
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{
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$this->_title = htmlspecialchars($title);
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}
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public function disableMenu()
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{
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$this->_menuEnabled = false;
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}
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public function enablePrintView()
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{
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$this->disableMenu();
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$this->setTitle(__('Print view') . ' - phpMyAdmin ' . PMA_VERSION);
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$this->_isPrintView = true;
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}
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public function display()
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{
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echo $this->getDisplay();
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}
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public function getDisplay()
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{
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$retval = '';
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if (! self::$headerIsSent) {
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$this->sendHttpHeaders();
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if ($this->_isAjax === false) {
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$retval .= $this->_getHtmlStart();
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$retval .= $this->_getMetaTags();
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$retval .= $this->_getLinkTags();
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$retval .= $this->_getTitleTag();
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if ($this->_userprefsOfferImport) {
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$this->_scripts->addFile('config.js');
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}
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$retval .= $this->_scripts->getDisplay();
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$retval .= $this->_getBodyStart();
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// Include possible custom headers
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if (file_exists(CUSTOM_HEADER_FILE)) {
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ob_start();
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include CUSTOM_HEADER_FILE;
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$retval .= ob_end_clean();
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}
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// offer to load user preferences from localStorage
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if ($this->_userprefsOfferImport) {
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include_once './libraries/user_preferences.lib.php';
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$retval .= PMA_userprefsAutoloadGetHeader();
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}
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// pass configuration for hint tooltip display
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// (to be used by PMA_createqTip in js/functions.js)
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if (! $GLOBALS['cfg']['ShowHint']) {
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$retval .= '<span id="no_hint" class="hide"></span>';
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}
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$retval .= $this->_getWarnings();
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if ($this->_menuEnabled && $GLOBALS['server'] > 0) {
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$retval .= $this->_menu->getDisplay();
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}
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$retval .= $this->_addRecentTable(
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$GLOBALS['db'],
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$GLOBALS['table']
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);
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}
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}
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return $retval;
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}
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public function sendHttpHeaders()
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{
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/**
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* Starts output buffering work
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*/
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PMA_outBufferPre();
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/**
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* Sends http headers
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*/
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$GLOBALS['now'] = gmdate('D, d M Y H:i:s') . ' GMT';
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/* Prevent against ClickJacking by allowing frames only from same origin */
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if (! $GLOBALS['cfg']['AllowThirdPartyFraming']) {
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header('X-Frame-Options: SAMEORIGIN');
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header("X-Content-Security-Policy: allow 'self'; options inline-script eval-script; frame-ancestors 'self'; img-src 'self' data:; script-src 'self' http://www.phpmyadmin.net");
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header("X-WebKit-CSP: allow 'self' http://www.phpmyadmin.net; options inline-script eval-script");
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}
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PMA_noCacheHeader();
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if (! defined('IS_TRANSFORMATION_WRAPPER')) {
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// Define the charset to be used
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header('Content-Type: text/html; charset=utf-8');
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}
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self::$headerIsSent = true;
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}
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private function _getHtmlStart()
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{
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$lang = $GLOBALS['available_languages'][$GLOBALS['lang']][1];
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$dir = $GLOBALS['text_dir'];
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$retval = "<!DOCTYPE HTML>";
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$retval .= "<html lang='$lang' dir='$dir'>";
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return $retval;
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}
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private function _getMetaTags()
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{
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$retval = '<meta charset="utf-8" />';
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$retval .= '<meta name="robots" content="noindex,nofollow" />';
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return $retval;
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}
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private function _getLinkTags()
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{
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$retval = '<link rel="icon" href="favicon.ico" type="image/x-icon" />';
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$retval .= '<link rel="shortcut icon" href="favicon.ico" type="image/x-icon" />';
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// stylesheets
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$basedir = defined('PMA_PATH_TO_BASEDIR') ? PMA_PATH_TO_BASEDIR : '';
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$common_url = PMA_generate_common_url(array('server' => $GLOBALS['server']));
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$theme_id = $GLOBALS['PMA_Config']->getThemeUniqueValue();
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$theme_path = $GLOBALS['pmaThemePath'];
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if ($this->_isPrintView) {
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$retval .= '<link rel="stylesheet" type="text/css" href="'
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. $basedir . 'print.css" media="print" />';
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} else {
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$retval .= '<link rel="stylesheet" type="text/css" href="'
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. $basedir . 'phpmyadmin.css.php'
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. $common_url . '&nocache='
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. $theme_id . '" />';
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$retval .= '<link rel="stylesheet" type="text/css" href="'
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. $theme_path . '/jquery/jquery-ui-1.8.16.custom.css" />';
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}
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return $retval;
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}
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private function _getTitleTag()
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{
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$retval = "<title>";
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if (! empty($GLOBALS['page_title'])) {
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$retval .= htmlspecialchars($GLOBALS['page_title']);
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} else {
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$retval .= $this->_title;
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}
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$retval .= "</title>";
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return $retval;
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}
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private function _getBodyStart()
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{
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$retval = "</head><body";
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if (! empty($this->_bodyId)) {
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$retval .= " id='" . $this->_bodyId . "'";
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}
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$retval .= ">";
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return $retval;
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}
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private function _getWarnings()
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{
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$retval = '';
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// message of "Cookies required" displayed for auth_type http or config
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// note: here, the decoration won't work because without cookies,
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// our standard CSS is not operational
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if (empty($_COOKIE)) {
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$retval .= PMA_Message::notice(
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__('Cookies must be enabled past this point.')
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)->getDisplay();
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}
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$retval .= "<noscript>";
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$retval .= PMA_message::error(
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__("Javascript must be enabled past this point")
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)->getDisplay();
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$retval .= "</noscript>";
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return $retval;
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}
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/**
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* Add recently used table and reload the navigation.
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*
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* @param string $db Database name where the table is located.
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* @param string $table The table name
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*/
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private function _addRecentTable($db, $table)
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{
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$retval = '';
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if (strlen($table) && $GLOBALS['cfg']['LeftRecentTable'] > 0) {
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$tmp_result = PMA_RecentTable::getInstance()->add($db, $table);
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if ($tmp_result === true) {
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$retval = '<span class="hide" id="update_recent_tables"></span>';
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} else {
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$error = $tmp_result;
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$retval = $error->getDisplay();
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}
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}
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return $retval;
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}
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}
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?>
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