typo3/index.php

   1 <?php
   2 /***************************************************************
   3 *  Copyright notice
   4 *
   5 *  (c) 1999-2011 Kasper Skårhøj (kasperYYYY@typo3.com)
   6 *  All rights reserved
   7 *
   8 *  This script is part of the TYPO3 project. The TYPO3 project is
   9 *  free software; you can redistribute it and/or modify
  10 *  it under the terms of the GNU General Public License as published by
  11 *  the Free Software Foundation; either version 2 of the License, or
  12 *  (at your option) any later version.
  13 *
  14 *  The GNU General Public License can be found at
  15 *  http://www.gnu.org/copyleft/gpl.html.
  16 *  A copy is found in the textfile GPL.txt and important notices to the license
  17 *  from the author is found in LICENSE.txt distributed with these scripts.
  18 *
  19 *
  20 *  This script is distributed in the hope that it will be useful,
  21 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  22 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  23 *  GNU General Public License for more details.
  24 *
  25 *  This copyright notice MUST APPEAR in all copies of the script!
  26 ***************************************************************/
  27 /**
  28  * Login-screen of TYPO3.
  29  *
  30  * Revised for TYPO3 3.6 December/2003 by Kasper Skårhøj
  31  * XHTML compliant
  32  *
  33  * @author      Kasper Skårhøj <kasperYYYY@typo3.com>
  34  */
  35 /**
  36  * [CLASS/FUNCTION INDEX of SCRIPT]
  37  *
  38  *
  39  *
  40  *   87: class SC_index
  41  *  120:     function init()
  42  *  159:     function main()
  43  *  268:     function printContent()
  44  *
  45  *              SECTION: Various functions
  46  *  292:     function makeLoginForm()
  47  *  337:     function makeLogoutForm()
  48  *  379:     function wrapLoginForm($content)
  49  *  438:     function checkRedirect()
  50  *  495:     function makeInterfaceSelectorBox()
  51  *  549:     function makeCopyrightNotice()
  52  *  582:     function makeLoginBoxImage()
  53  *  622:     function makeLoginNews()
  54  *
  55  * TOTAL FUNCTIONS: 11
  56  * (This index is automatically created/updated by the extension "extdeveval")
  57  *
  58  */
  59
  60
  61 define('TYPO3_PROCEED_IF_NO_USER', 1);
  62 require('init.php');
  63 require('template.php');
  64
  65
  66
  67
  68
  69
  70
  71
  72
  73
  74
  75
  76
  77
  78
  79 /**
  80  * Script Class for rendering the login form
  81  *
  82  * @author      Kasper Skårhøj <kasperYYYY@typo3.com>
  83  * @package TYPO3
  84  * @subpackage core
  85  */
  86 class SC_index {
  87
  88                 // Internal, GPvars:
  89         var $redirect_url;                      // GPvar: redirect_url; The URL to redirect to after login.
  90         var $GPinterface;                       // GPvar: Defines which interface to load (from interface selector)
  91         var $u;                                 // GPvar: preset username
  92         var $p;                                 // GPvar: preset password
  93         var $L;                                 // GPvar: If "L" is "OUT", then any logged in used is logged out. If redirect_url is given, we redirect to it
  94         var $loginRefresh;                      // Login-refresh boolean; The backend will call this script with this value set when the login is close to being expired and the form needs to be redrawn.
  95         var $commandLI;                         // Value of forms submit button for login.
  96
  97                 // Internal, static:
  98         var $redirectToURL;                     // Set to the redirect URL of the form (may be redirect_url or "backend.php")
  99
 100                 // Internal, dynamic:
 101         var $content;                           // Content accumulation
 102
 103         var $interfaceSelector;                 // A selector box for selecting value for "interface" may be rendered into this variable
 104         var $interfaceSelector_jump;    // A selector box for selecting value for "interface" may be rendered into this variable - this will have an onchange action which will redirect the user to the selected interface right away
 105         var $interfaceSelector_hidden;  // A hidden field, if the interface is not set.
 106         var $addFields_hidden = '';             // Additional hidden fields to be placed at the login form
 107
 108                 // sets the level of security. *'normal' = clear-text. 'challenged' = hashed password/username from form in $formfield_uident. 'superchallenged' = hashed password hashed again with username.
 109         var $loginSecurityLevel = 'superchallenged';
 110
 111
 112
 113
 114         /**
 115          * Initialize the login box. Will also react on a &L=OUT flag and exit.
 116          *
 117          * @return      void
 118          */
 119         function init() {
 120                         // We need a PHP session session for most login levels
 121                 session_start();
 122
 123                 $this->redirect_url = t3lib_div::sanitizeLocalUrl(t3lib_div::_GP('redirect_url'));
 124                 $this->GPinterface = t3lib_div::_GP('interface');
 125
 126                         // Grabbing preset username and password, for security reasons this feature only works if SSL is used
 127                 if (t3lib_div::getIndpEnv('TYPO3_SSL')) {
 128                         $this->u = t3lib_div::_GP('u');
 129                         $this->p = t3lib_div::_GP('p');
 130                 }
 131
 132                         // If "L" is "OUT", then any logged in is logged out. If redirect_url is given, we redirect to it
 133                 $this->L = t3lib_div::_GP('L');
 134
 135                         // Login
 136                 $this->loginRefresh = t3lib_div::_GP('loginRefresh');
 137
 138                         // Value of "Login" button. If set, the login button was pressed.
 139                 $this->commandLI = t3lib_div::_GP('commandLI');
 140
 141                         // sets the level of security from conf vars
 142                 if ($GLOBALS['TYPO3_CONF_VARS']['BE']['loginSecurityLevel']) {
 143                         $this->loginSecurityLevel = $GLOBALS['TYPO3_CONF_VARS']['BE']['loginSecurityLevel'];
 144                 }
 145
 146                         // try to get the preferred browser language
 147                 $preferredBrowserLanguage = $GLOBALS['LANG']->csConvObj->getPreferredClientLanguage(t3lib_div::getIndpEnv('HTTP_ACCEPT_LANGUAGE'));
 148                         // if we found a $preferredBrowserLanguage and it is not the default language and no be_user is logged in
 149                         // initialize $GLOBALS['LANG'] again with $preferredBrowserLanguage
 150                 if ($preferredBrowserLanguage != 'default' && !$GLOBALS['BE_USER']->user['uid']) {
 151                         $GLOBALS['LANG']->init($preferredBrowserLanguage);
 152                 }
 153                 $GLOBALS['LANG']->includeLLFile('EXT:lang/locallang_login.xml');
 154
 155                         // check if labels from $GLOBALS['TYPO3_CONF_VARS']['BE']['loginLabels'] were changed,
 156                         // and merge them to $GLOBALS['LOCAL_LANG'] if needed
 157                 $this->mergeOldLoginLabels();
 158
 159                         // Setting the redirect URL to "backend.php" if no alternative input is given
 160                 $this->redirectToURL = ($this->redirect_url ? $this->redirect_url : 'backend.php');
 161
 162
 163                         // Do a logout if the command is set
 164                 if ($this->L == 'OUT' && is_object($GLOBALS['BE_USER'])) {
 165                         $GLOBALS['BE_USER']->logoff();
 166                         if ($this->redirect_url) {
 167                                 t3lib_utility_Http::redirect($this->redirect_url);
 168                         }
 169                         exit;
 170                 }
 171         }
 172
 173
 174         /**
 175          * Main function - creating the login/logout form
 176          *
 177          * @return      void
 178          */
 179         function main() {
 180                 global $TBE_TEMPLATE;
 181
 182                         // Initialize template object:
 183                 $TBE_TEMPLATE->bodyTagAdditions = ' onload="startUp();"';
 184                 $TBE_TEMPLATE->moduleTemplate = $TBE_TEMPLATE->getHtmlTemplate('templates/login.html');
 185
 186                 $TBE_TEMPLATE->getPageRenderer()->loadExtJS();
 187                 $TBE_TEMPLATE->getPageRenderer()->loadPrototype();
 188                 $TBE_TEMPLATE->getPageRenderer()->loadScriptaculous();
 189
 190                         // Set JavaScript for creating a MD5 hash of the password:
 191                 $TBE_TEMPLATE->JScode.= $this->getJScode();
 192
 193                         // Checking, if we should make a redirect.
 194                         // Might set JavaScript in the header to close window.
 195                 $this->checkRedirect();
 196
 197                         // Initialize interface selectors:
 198                 $this->makeInterfaceSelectorBox();
 199
 200                         // Creating form based on whether there is a login or not:
 201                 if (!$GLOBALS['BE_USER']->user['uid']) {
 202                         $TBE_TEMPLATE->form = $this->startForm();
 203                         $loginForm = $this->makeLoginForm();
 204                 } else {
 205                         $TBE_TEMPLATE->form = '
 206                                 <form action="index.php" method="post" name="loginform">
 207                                 <input type="hidden" name="login_status" value="logout" />
 208                                 ';
 209                         $loginForm = $this->makeLogoutForm();
 210                 }
 211
 212                         // Starting page:
 213                 $this->content .= $TBE_TEMPLATE->startPage('TYPO3 Login: ' . htmlspecialchars($GLOBALS['TYPO3_CONF_VARS']['SYS']['sitename']), FALSE);
 214
 215                         // Add login form:
 216                 $this->content.=$this->wrapLoginForm($loginForm);
 217
 218                 $this->content.= $TBE_TEMPLATE->endPage();
 219         }
 220
 221         /**
 222          * Outputting the accumulated content to screen
 223          *
 224          * @return      void
 225          */
 226         function printContent() {
 227                 echo $this->content;
 228         }
 229
 230         /*****************************
 231          *
 232          * Various functions
 233          *
 234          ******************************/
 235
 236         /**
 237          * Creates the login form
 238          * This is drawn when NO login exists.
 239          *
 240          * @return      string          HTML output
 241          */
 242         function makeLoginForm()        {
 243                 $content = t3lib_parsehtml::getSubpart($GLOBALS['TBE_TEMPLATE']->moduleTemplate, '###LOGIN_FORM###');
 244                 $markers = array(
 245                         'VALUE_USERNAME' => htmlspecialchars($this->u),
 246                         'VALUE_PASSWORD' => htmlspecialchars($this->p),
 247                         'VALUE_SUBMIT'   => $GLOBALS['LANG']->getLL('labels.submitLogin', TRUE),
 248                 );
 249
 250                         // show an error message if the login command was successful already, otherwise remove the subpart
 251                 if (!$this->commandLI) {
 252                         $content = t3lib_parsehtml::substituteSubpart($content, '###LOGIN_ERROR###', '');
 253                 } else {
 254                         $markers['ERROR_MESSAGE'] = $GLOBALS['LANG']->getLL('error.login', TRUE);
 255                         $markers['ERROR_LOGIN_TITLE'] = $GLOBALS['LANG']->getLL('error.login.title', TRUE);
 256                         $markers['ERROR_LOGIN_DESCRIPTION'] = $GLOBALS['LANG']->getLL('error.login.description', TRUE);
 257                 }
 258
 259
 260                         // remove the interface selector markers if it's not available
 261                 if (!($this->interfaceSelector && !$this->loginRefresh)) {
 262                         $content = t3lib_parsehtml::substituteSubpart($content, '###INTERFACE_SELECTOR###', '');
 263                 } else {
 264                         $markers['LABEL_INTERFACE'] = $GLOBALS['LANG']->getLL('labels.interface', TRUE);
 265                         $markers['VALUE_INTERFACE'] = $this->interfaceSelector;
 266                 }
 267
 268                 return t3lib_parsehtml::substituteMarkerArray($content, $markers, '###|###');
 269         }
 270
 271
 272         /**
 273          * Creates the logout form
 274          * This is drawn if a user login already exists.
 275          *
 276          * @return      string          HTML output
 277          */
 278         function makeLogoutForm() {
 279                 $content = t3lib_parsehtml::getSubpart($GLOBALS['TBE_TEMPLATE']->moduleTemplate, '###LOGOUT_FORM###');
 280                 $markers = array(
 281                         'LABEL_USERNAME' => $GLOBALS['LANG']->getLL('labels.username', TRUE),
 282                         'VALUE_USERNAME' => htmlspecialchars($GLOBALS['BE_USER']->user['username']),
 283                         'VALUE_SUBMIT'   => $GLOBALS['LANG']->getLL('labels.submitLogout', TRUE),
 284                 );
 285
 286                         // remove the interface selector markers if it's not available
 287                 if (!$this->interfaceSelector_jump) {
 288                         $content = t3lib_parsehtml::substituteSubpart($content, '###INTERFACE_SELECTOR###', '');
 289                 } else {
 290                         $markers['LABEL_INTERFACE'] = $GLOBALS['LANG']->getLL('labels.interface', TRUE);
 291                         $markers['VALUE_INTERFACE'] = $this->interfaceSelector_jump;
 292                 }
 293
 294                 return t3lib_parsehtml::substituteMarkerArray($content, $markers, '###|###');
 295         }
 296
 297
 298         /**
 299          * Wrapping the login form table in another set of tables etc:
 300          *
 301          * @param       string          HTML content for the login form
 302          * @return      string          The HTML for the page.
 303          */
 304         function wrapLoginForm($content) {
 305                 $mainContent = t3lib_parsehtml::getSubpart($GLOBALS['TBE_TEMPLATE']->moduleTemplate, '###PAGE###');
 306
 307                 if ($GLOBALS['TBE_STYLES']['logo_login']) {
 308                         $logo = '<img src="'.htmlspecialchars($GLOBALS['BACK_PATH'] . $GLOBALS['TBE_STYLES']['logo_login']) . '" alt="" />';
 309                 } else {
 310                         $logo = '<img'.t3lib_iconWorks::skinImg($GLOBALS['BACK_PATH'],'gfx/typo3logo.gif','width="123" height="34"').' alt="" />';
 311                 }
 312
 313                 $markers = array(
 314                         'LOGO'             => $logo,
 315                         'LOGINBOX_IMAGE'   => $this->makeLoginBoxImage(),
 316                         'FORM'             => $content,
 317                         'NEWS'             => $this->makeLoginNews(),
 318                         'COPYRIGHT'        => $this->makeCopyrightNotice(),
 319                         'CSS_ERRORCLASS'   => ($this->commandLI ? ' class="error"' : ''),
 320                         'CSS_OPENIDCLASS'  => 't3-login-openid-' . (t3lib_extMgm::isLoaded('openid') ? 'enabled' : 'disabled'),
 321
 322                                 // the labels will be replaced later on, thus the other parts above
 323                                 // can use these markers as well and it will be replaced
 324                         'HEADLINE'         => $GLOBALS['LANG']->getLL('headline', TRUE),
 325                         'INFO_ABOUT'       => $GLOBALS['LANG']->getLL('info.about', TRUE),
 326                         'INFO_RELOAD'      => $GLOBALS['LANG']->getLL('info.reset', TRUE),
 327                         'INFO'             => $GLOBALS['LANG']->getLL('info.cookies_and_js', TRUE),
 328                         'ERROR_JAVASCRIPT' => $GLOBALS['LANG']->getLL('error.javascript', TRUE),
 329                         'ERROR_COOKIES'    => $GLOBALS['LANG']->getLL('error.cookies', TRUE),
 330                         'ERROR_COOKIES_IGNORE' => $GLOBALS['LANG']->getLL('error.cookies_ignore', TRUE),
 331                         'ERROR_CAPSLOCK'   => $GLOBALS['LANG']->getLL('error.capslock', TRUE),
 332                         'ERROR_FURTHERHELP' => $GLOBALS['LANG']->getLL('error.furtherInformation', TRUE),
 333                         'LABEL_DONATELINK' => $GLOBALS['LANG']->getLL('labels.donate', TRUE),
 334                         'LABEL_USERNAME'   => $GLOBALS['LANG']->getLL('labels.username', TRUE),
 335                         'LABEL_OPENID'     => $GLOBALS['LANG']->getLL('labels.openId', TRUE),
 336                         'LABEL_PASSWORD'   => $GLOBALS['LANG']->getLL('labels.password', TRUE),
 337                         'LABEL_WHATISOPENID' => $GLOBALS['LANG']->getLL('labels.whatIsOpenId', TRUE),
 338                         'LABEL_SWITCHOPENID' => $GLOBALS['LANG']->getLL('labels.switchToOpenId', TRUE),
 339                         'LABEL_SWITCHDEFAULT' => $GLOBALS['LANG']->getLL('labels.switchToDefault', TRUE),
 340                         'CLEAR'            => $GLOBALS['LANG']->getLL('clear', TRUE),
 341                         'LOGIN_PROCESS'    => $GLOBALS['LANG']->getLL('login_process', TRUE),
 342                         'SITELINK'         => '<a href="/">###SITENAME###</a>',
 343
 344                                 // global variables will now be replaced (at last)
 345                         'SITENAME'         => htmlspecialchars($GLOBALS['TYPO3_CONF_VARS']['SYS']['sitename'])
 346                 );
 347                 return t3lib_parsehtml::substituteMarkerArray($mainContent, $markers, '###|###');
 348         }
 349
 350
 351         /**
 352          * Checking, if we should perform some sort of redirection OR closing of windows.
 353          *
 354          * @return      void
 355          */
 356         function checkRedirect()        {
 357                 global $TBE_TEMPLATE;
 358
 359                         // Do redirect:
 360                         // If a user is logged in AND a) if either the login is just done (commandLI) or b) a loginRefresh is done or c) the interface-selector is NOT enabled (If it is on the other hand, it should not just load an interface, because people has to choose then...)
 361                 if ($GLOBALS['BE_USER']->user['uid'] && ($this->commandLI || $this->loginRefresh || !$this->interfaceSelector)) {
 362
 363                                 // If no cookie has been set previously we tell people that this is a problem. This assumes that a cookie-setting script (like this one) has been hit at least once prior to this instance.
 364                         if (!$_COOKIE[$GLOBALS['BE_USER']->name]) {
 365                                 if ($this->commandLI=='setCookie') {
 366                                                 // we tried it a second time but still no cookie
 367                                                 // 26/4 2005: This does not work anymore, because the saving of challenge values in $_SESSION means the system will act as if the password was wrong.
 368                                         throw new RuntimeException('Login-error: Yeah, that\'s a classic. No cookies, no TYPO3.<br /><br />Please accept cookies from TYPO3 - otherwise you\'ll not be able to use the system.', 1294586846);
 369                                 } else {
 370                                                 // try it once again - that might be needed for auto login
 371                                         $this->redirectToURL = 'index.php?commandLI=setCookie';
 372                                 }
 373                         }
 374
 375                         if (($redirectToURL = (string)$GLOBALS['BE_USER']->getTSConfigVal('auth.BE.redirectToURL'))) {
 376                                 $this->redirectToURL = $redirectToURL;
 377                                 $this->GPinterface = '';
 378                         }
 379
 380                                 // store interface
 381                         $GLOBALS['BE_USER']->uc['interfaceSetup'] = $this->GPinterface;
 382                         $GLOBALS['BE_USER']->writeUC();
 383
 384                                 // Based on specific setting of interface we set the redirect script:
 385                         switch ($this->GPinterface)     {
 386                                 case 'backend':
 387                                 case 'backend_old':
 388                                         $this->redirectToURL = 'backend.php';
 389                                 break;
 390                                 case 'frontend':
 391                                         $this->redirectToURL = '../';
 392                                 break;
 393                         }
 394
 395                         $formProtection = t3lib_formprotection_Factory::get();
 396                                 // If there is a redirect URL AND if loginRefresh is not set...
 397                         if (!$this->loginRefresh)       {
 398                                 $formProtection->storeSessionTokenInRegistry();
 399                                 t3lib_utility_Http::redirect($this->redirectToURL);
 400                         } else {
 401                                 $formProtection->setSessionTokenFromRegistry();
 402                                 $formProtection->persistSessionToken();
 403                                 $TBE_TEMPLATE->JScode.=$TBE_TEMPLATE->wrapScriptTags('
 404                                         if (parent.opener && (parent.opener.busy || parent.opener.TYPO3.loginRefresh)) {
 405                                                 if (parent.opener.TYPO3.loginRefresh) {
 406                                                         parent.opener.TYPO3.loginRefresh.startTimer();
 407                                                 } else {
 408                                                         parent.opener.busy.loginRefreshed();
 409                                                 }
 410                                                 parent.close();
 411                                         }
 412                                 ');
 413                         }
 414                 } elseif (!$GLOBALS['BE_USER']->user['uid'] && $this->commandLI) {
 415                         sleep(5);       // Wrong password, wait for 5 seconds
 416                 }
 417         }
 418
 419         /**
 420          * Making interface selector:
 421          *
 422          * @return      void
 423          */
 424         function makeInterfaceSelectorBox()     {
 425                 global $TYPO3_CONF_VARS;
 426
 427                         // Reset variables:
 428                 $this->interfaceSelector = '';
 429                 $this->interfaceSelector_hidden='';
 430                 $this->interfaceSelector_jump = '';
 431
 432                         // If interfaces are defined AND no input redirect URL in GET vars:
 433                 if ($TYPO3_CONF_VARS['BE']['interfaces'] && ($this->commandLI || !$this->redirect_url)) {
 434                         $parts = t3lib_div::trimExplode(',',$TYPO3_CONF_VARS['BE']['interfaces']);
 435                         if (count($parts)>1)    {       // Only if more than one interface is defined will we show the selector:
 436
 437                                         // Initialize:
 438                                 $labels=array();
 439
 440                                 $labels['backend']     = $GLOBALS['LANG']->getLL('interface.backend');
 441                                 $labels['backend_old'] = $GLOBALS['LANG']->getLL('interface.backend_old');
 442                                 $labels['frontend']    = $GLOBALS['LANG']->getLL('interface.frontend');
 443
 444                                 $jumpScript=array();
 445                                 $jumpScript['backend']     = 'backend.php';
 446                                 $jumpScript['backend_old'] = 'backend.php';
 447                                 $jumpScript['frontend']    = '../';
 448
 449                                         // Traverse the interface keys:
 450                                 foreach($parts as $valueStr)    {
 451                                         $this->interfaceSelector.='
 452                                                         <option value="'.htmlspecialchars($valueStr).'"'.(t3lib_div::_GP('interface')==htmlspecialchars($valueStr) ? ' selected="selected"' : '').'>'.htmlspecialchars($labels[$valueStr]).'</option>';
 453                                         $this->interfaceSelector_jump.='
 454                                                         <option value="'.htmlspecialchars($jumpScript[$valueStr]).'">'.htmlspecialchars($labels[$valueStr]).'</option>';
 455                                 }
 456                                 $this->interfaceSelector='
 457                                                 <select id="t3-interfaceselector" name="interface" class="c-interfaceselector" tabindex="3">'.$this->interfaceSelector.'
 458                                                 </select>';
 459                                 $this->interfaceSelector_jump='
 460                                                 <select id="t3-interfaceselector" name="interface" class="c-interfaceselector" tabindex="3" onchange="window.location.href=this.options[this.selectedIndex].value;">'.$this->interfaceSelector_jump.'
 461                                                 </select>';
 462
 463                         } elseif (!$this->redirect_url) {
 464                                         // If there is only ONE interface value set and no redirect_url is present:
 465                                 $this->interfaceSelector_hidden='<input type="hidden" name="interface" value="'.trim($TYPO3_CONF_VARS['BE']['interfaces']).'" />';
 466                         }
 467                 }
 468         }
 469
 470         /**
 471          * COPYRIGHT notice
 472          *
 473          * Warning:
 474          * DO NOT prevent this notice from being shown in ANY WAY.
 475          * According to the GPL license an interactive application must show such a notice on start-up ('If the program is interactive, make it output a short notice... ' - see GPL.txt)
 476          * Therefore preventing this notice from being properly shown is a violation of the license, regardless of whether you remove it or use a stylesheet to obstruct the display.
 477          *
 478          * @return      string          Text/Image (HTML) for copyright notice.
 479          */
 480         function makeCopyrightNotice()  {
 481
 482                         // Get values from TYPO3_CONF_VARS:
 483                 $loginCopyrightWarrantyProvider = strip_tags(trim($GLOBALS['TYPO3_CONF_VARS']['SYS']['loginCopyrightWarrantyProvider']));
 484                 $loginCopyrightWarrantyURL = strip_tags(trim($GLOBALS['TYPO3_CONF_VARS']['SYS']['loginCopyrightWarrantyURL']));
 485                 $loginImageSmall = (trim($GLOBALS['TBE_STYLES']['loginBoxImageSmall'])) ? trim($GLOBALS['TBE_STYLES']['loginBoxImageSmall']) : 'gfx/loginlogo_transp.gif';
 486
 487                         // Make warranty note:
 488                 if (strlen($loginCopyrightWarrantyProvider)>=2 && strlen($loginCopyrightWarrantyURL)>=10)       {
 489                         $warrantyNote = sprintf($GLOBALS['LANG']->getLL('warranty.by'), htmlspecialchars($loginCopyrightWarrantyProvider), '<a href="' . htmlspecialchars($loginCopyrightWarrantyURL) . '" target="_blank">', '</a>');
 490                 } else {
 491                         $warrantyNote = sprintf($GLOBALS['LANG']->getLL('no.warranty'), '<a href="' . TYPO3_URL_LICENSE . '" target="_blank">', '</a>');
 492                 }
 493
 494                         // Compile full copyright notice:
 495                 $copyrightNotice = '<a href="' . TYPO3_URL_GENERAL . '" target="_blank">'.
 496                                         '<img src="' . $loginImageSmall . '" alt="' . $GLOBALS['LANG']->getLL('typo3.logo') . '" align="left" />' .
 497                                         $GLOBALS['LANG']->getLL('typo3.cms') . ($GLOBALS['TYPO3_CONF_VARS']['SYS']['loginCopyrightShowVersion']?' ' . $GLOBALS['LANG']->getLL('version.short') . ' ' . htmlspecialchars($GLOBALS['TYPO_VERSION']):'') .
 498                                         '</a>. ' .
 499                                         $GLOBALS['LANG']->getLL('copyright') . ' &copy; ' . TYPO3_copyright_year . ' Kasper Sk&#229;rh&#248;j. ' . $GLOBALS['LANG']->getLL('extension.copyright') . ' ' .
 500                                         sprintf($GLOBALS['LANG']->getLL('details.link'), '<a href="' . TYPO3_URL_GENERAL . '" target="_blank">' . TYPO3_URL_GENERAL . '</a>') . '<br /> ' .
 501                                         $warrantyNote . ' ' .
 502                                         sprintf($GLOBALS['LANG']->getLL('free.software'), '<a href="' . TYPO3_URL_LICENSE . '" target="_blank">', '</a> ') .
 503                                         $GLOBALS['LANG']->getLL('keep.notice');
 504
 505                         // Return notice:
 506                 return $copyrightNotice;
 507         }
 508
 509         /**
 510          * Returns the login box image, whether the default or an image from the rotation folder.
 511          *
 512          * @return      string          HTML image tag.
 513          */
 514         function makeLoginBoxImage()    {
 515                 $loginboxImage = '';
 516                 if ($GLOBALS['TBE_STYLES']['loginBoxImage_rotationFolder'])     {               // Look for rotation image folder:
 517                         $absPath = t3lib_div::resolveBackPath(PATH_typo3.$GLOBALS['TBE_STYLES']['loginBoxImage_rotationFolder']);
 518
 519                                 // Get rotation folder:
 520                         $dir = t3lib_div::getFileAbsFileName($absPath);
 521                         if ($dir && @is_dir($dir))      {
 522
 523                                         // Get files for rotation into array:
 524                                 $files = t3lib_div::getFilesInDir($dir,'png,jpg,gif');
 525
 526                                         // Pick random file:
 527                                 $randImg = array_rand($files, 1);
 528
 529                                         // Get size of random file:
 530                                 $imgSize = @getimagesize($dir.$files[$randImg]);
 531
 532                                 $imgAuthor = is_array($GLOBALS['TBE_STYLES']['loginBoxImage_author'])&&$GLOBALS['TBE_STYLES']['loginBoxImage_author'][$files[$randImg]] ? htmlspecialchars($GLOBALS['TBE_STYLES']['loginBoxImage_author'][$files[$randImg]]) : '';
 533
 534                                         // Create image tag:
 535                                 if (is_array($imgSize)) {
 536                                         $loginboxImage = '<img src="'.htmlspecialchars($GLOBALS['TBE_STYLES']['loginBoxImage_rotationFolder'].$files[$randImg]).'" '.$imgSize[3].' id="loginbox-image" alt="'.$imgAuthor.'" title="'.$imgAuthor.'" />';
 537                                 }
 538                         }
 539                 } else {        // If no rotation folder configured, print default image:
 540
 541                         if (strstr(TYPO3_version,'-dev'))       {       // development version
 542                                 $loginImage = 'loginbox_image_dev.png';
 543                                 $imagecopy = 'You are running a development version of TYPO3 '.TYPO3_branch;
 544                         } else {
 545                                 $loginImage = 'loginbox_image.jpg';
 546                                 $imagecopy = 'Photo by J.C. Franca (www.digitalphoto.com.br)';
 547                         }
 548                         $loginboxImage = '<img'.t3lib_iconWorks::skinImg($GLOBALS['BACK_PATH'],'gfx/'.$loginImage,'width="200" height="133"').' id="loginbox-image" alt="'.$imagecopy.'" title="'.$imagecopy.'" />';
 549                 }
 550
 551                         // Return image tag:
 552                 return $loginboxImage;
 553         }
 554
 555         /**
 556          * Make login news - renders the HTML content for a list of news shown under
 557          * the login form. News data is added through $TYPO3_CONF_VARS
 558          *
 559          * @return      string          HTML content
 560          * @credits                     Idea by Jan-Hendrik Heuing
 561          * @deprecated $GLOBALS['TYPO3_CONF_VARS']['BE']['loginNews'] is deprecated since 4.5. Use system news records instead.
 562          */
 563         function makeLoginNews() {
 564                 $newsContent = '';
 565
 566                 $systemNews = $this->getSystemNews();
 567                 if (count($GLOBALS['TYPO3_CONF_VARS']['BE']['loginNews'])) {
 568                         t3lib_div::logDeprecatedFunction();
 569
 570                         $GLOBALS['TYPO3_CONF_VARS']['BE']['loginNews'] = array_merge(
 571                                 $systemNews,
 572                                 $GLOBALS['TYPO3_CONF_VARS']['BE']['loginNews']
 573                         );
 574                 } else {
 575                         $GLOBALS['TYPO3_CONF_VARS']['BE']['loginNews'] = $systemNews;
 576                 }
 577
 578                         // Traverse news array IF there are records in it:
 579                 if (is_array($GLOBALS['TYPO3_CONF_VARS']['BE']['loginNews']) && count($GLOBALS['TYPO3_CONF_VARS']['BE']['loginNews']) && !t3lib_div::_GP('loginRefresh')) {
 580                         $htmlParser = t3lib_div::makeInstance('t3lib_parsehtml_proc');
 581                                 // get the main news template, and replace the subpart after looped through
 582                         $newsContent      = t3lib_parsehtml::getSubpart($GLOBALS['TBE_TEMPLATE']->moduleTemplate, '###LOGIN_NEWS###');
 583                         $newsItemTemplate = t3lib_parsehtml::getSubpart($newsContent, '###NEWS_ITEM###');
 584
 585                         $newsItem = '';
 586                         $count = 1;
 587                         foreach ($GLOBALS['TYPO3_CONF_VARS']['BE']['loginNews'] as $newsItemData) {
 588                                 $additionalClass = '';
 589                                 if ($count == 1) {
 590                                         $additionalClass = ' first-item';
 591                                 } elseif($count == count($GLOBALS['TYPO3_CONF_VARS']['BE']['loginNews'])) {
 592                                         $additionalClass = ' last-item';
 593                                 }
 594
 595                                 $newsItemContent = $htmlParser->TS_transform_rte($htmlParser->TS_links_rte($newsItemData['content']));
 596                                 $newsItemMarker = array(
 597                                         '###HEADER###'  => htmlspecialchars($newsItemData['header']),
 598                                         '###DATE###'    => htmlspecialchars($newsItemData['date']),
 599                                         '###CONTENT###' => $newsItemContent,
 600                                         '###CLASS###'   => $additionalClass
 601                                 );
 602
 603                                 $count++;
 604                                 $newsItem .= t3lib_parsehtml::substituteMarkerArray($newsItemTemplate, $newsItemMarker);
 605                         }
 606
 607                         $title = ($GLOBALS['TYPO3_CONF_VARS']['BE']['loginNewsTitle'] ? $GLOBALS['TYPO3_CONF_VARS']['BE']['loginNewsTitle'] : $GLOBALS['LANG']->getLL('newsheadline'));
 608
 609                         $newsContent = t3lib_parsehtml::substituteMarker($newsContent,  '###NEWS_HEADLINE###', htmlspecialchars($title));
 610                         $newsContent = t3lib_parsehtml::substituteSubpart($newsContent, '###NEWS_ITEM###', $newsItem);
 611                 }
 612
 613                 return $newsContent;
 614         }
 615
 616         /**
 617          * Gets news from sys_news and converts them into a format suitable for
 618          * showing them at the login screen.
 619          *
 620          * @return      array   An array of login news.
 621          */
 622         protected function getSystemNews() {
 623                 $systemNewsTable = 'sys_news';
 624                 $systemNews      = array();
 625
 626                 $systemNewsRecords = $GLOBALS['TYPO3_DB']->exec_SELECTgetRows(
 627                         'title, content, crdate',
 628                         $systemNewsTable,
 629                         '1=1' .
 630                                 t3lib_BEfunc::BEenableFields($systemNewsTable) .
 631                                 t3lib_BEfunc::deleteClause($systemNewsTable),
 632                         '',
 633                         'crdate DESC'
 634                 );
 635
 636                 foreach ($systemNewsRecords as $systemNewsRecord) {
 637                         $systemNews[] = array(
 638                                 'date'    => date(
 639                                         $GLOBALS['TYPO3_CONF_VARS']['SYS']['ddmmyy'],
 640                                         $systemNewsRecord['crdate']
 641                                 ),
 642                                 'header'  => $systemNewsRecord['title'],
 643                                 'content' => $systemNewsRecord['content']
 644                         );
 645                 }
 646
 647                 return $systemNews;
 648         }
 649
 650         /**
 651          * Returns the form tag
 652          *
 653          * @return      string          Opening form tag string
 654          */
 655         function startForm()    {
 656                 $output = '';
 657
 658                 // The form defaults to 'no login'. This prevents plain
 659                 // text logins to the Backend. The 'sv' extension changes the form to
 660                 // use superchallenged method and rsaauth extension makes rsa authetication.
 661                 $form = '<form action="index.php" method="post" name="loginform" ' .
 662                                 'onsubmit="alert(\'No authentication methods available. Please, ' .
 663                                 'contact your TYPO3 administrator.\');return false">';
 664
 665                 // Call hooks. If they do not return anything, we fail to login
 666                 if (is_array($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['typo3/index.php']['loginFormHook'])) {
 667                         foreach ($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['typo3/index.php']['loginFormHook'] as $function) {
 668                                 $params = array();
 669                                 $formCode = t3lib_div::callUserFunction($function, $params, $this);
 670                                 if ($formCode) {
 671                                         $form = $formCode;
 672                                         break;
 673                                 }
 674                         }
 675                 }
 676
 677                 $output .= $form .
 678                         '<input type="hidden" name="login_status" value="login" />' .
 679                         '<input type="hidden" name="userident" value="" />' .
 680                         '<input type="hidden" name="redirect_url" value="'.htmlspecialchars($this->redirectToURL).'" />' .
 681                         '<input type="hidden" name="loginRefresh" value="'.htmlspecialchars($this->loginRefresh).'" />' .
 682                         $this->interfaceSelector_hidden . $this->addFields_hidden;
 683
 684                 return $output;
 685         }
 686
 687         /**
 688          * Creates JavaScript for the login form
 689          *
 690          * @return      string          JavaScript code
 691          */
 692         function getJScode()    {
 693                 $JSCode = '';
 694                 if (is_array($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['typo3/index.php']['loginScriptHook'])) {
 695                         foreach ($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['typo3/index.php']['loginScriptHook'] as $function) {
 696                                 $params = array();
 697                                 $JSCode = t3lib_div::callUserFunction($function, $params, $this);
 698                                 if ($JSCode) {
 699                                         break;
 700                                 }
 701                         }
 702                 }
 703                 $JSCode .= $GLOBALS['TBE_TEMPLATE']->wrapScriptTags('
 704                         function startUp() {
 705                                         // If the login screen is shown in the login_frameset window for re-login, then try to get the username of the current/former login from opening windows main frame:
 706                                 try {
 707                                         if (parent.opener && parent.opener.TS && parent.opener.TS.username && document.loginform && document.loginform.username)        {
 708                                                 document.loginform.username.value = parent.opener.TS.username;
 709                                         }
 710                                 }
 711                                 catch(error) {
 712                                         //continue
 713                                 }
 714
 715                                         // Wait a few millisecons before calling checkFocus(). This might be necessary because some browsers need some time to auto-fill in the form fields
 716                                 window.setTimeout("checkFocus()", 50);
 717                         }
 718
 719                                 // This moves focus to the right input field:
 720                         function checkFocus() {
 721                                         // If for some reason there already is a username in the username form field, move focus to the password field:
 722                                 if (document.loginform.username && document.loginform.username.value == "") {
 723                                         document.loginform.username.focus();
 724                                 } else if (document.loginform.p_field && document.loginform.p_field.type!="hidden") {
 725                                         document.loginform.p_field.focus();
 726                                 }
 727                         }
 728
 729                                 // This function shows a warning, if user has capslock enabled
 730                                 // parameter showWarning: shows warning if TRUE and capslock active, otherwise only hides warning, if capslock gets inactive
 731                         function checkCapslock(e, showWarning) {
 732                                 if (!isCapslock(e)) {
 733                                         document.getElementById(\'t3-capslock\').style.display = \'none\';
 734                                 } else if (showWarning) {
 735                                         document.getElementById(\'t3-capslock\').style.display = \'block\';
 736                                 }
 737                         }
 738
 739                                 // Checks weather capslock is enabled (returns TRUE if enabled, false otherwise)
 740                                 // thanks to http://24ways.org/2007/capturing-caps-lock
 741
 742                         function isCapslock(e) {
 743                                 var ev = e ? e : window.event;
 744                                 if (!ev) {
 745                                         return;
 746                                 }
 747                                 var targ = ev.target ? ev.target : ev.srcElement;
 748                                 // get key pressed
 749                                 var which = -1;
 750                                 if (ev.which) {
 751                                         which = ev.which;
 752                                 } else if (ev.keyCode) {
 753                                         which = ev.keyCode;
 754                                 }
 755                                 // get shift status
 756                                 var shift_status = false;
 757                                 if (ev.shiftKey) {
 758                                         shift_status = ev.shiftKey;
 759                                 } else if (ev.modifiers) {
 760                                         shift_status = !!(ev.modifiers & 4);
 761                                 }
 762                                 return (((which >= 65 && which <= 90) && !shift_status) ||
 763                                         ((which >= 97 && which <= 122) && shift_status));
 764                         }
 765
 766                                 // prevent opening the login form in the backend frameset
 767                         if (top.location.href != self.location.href) {
 768                                 top.location.href = self.location.href;
 769                         }
 770
 771                         ');
 772
 773                 return $JSCode;
 774         }
 775
 776
 777         /**
 778          * Checks if labels from $GLOBALS['TYPO3_CONF_VARS']['BE']['loginLabels'] were changed, and merge them to $GLOBALS['LOCAL_LANG'] if needed
 779          *
 780          * This method keeps backwards compatibility, if you modified your
 781          * labels with the install tool, we recommend to transfer this labels to a locallang.xml file
 782          * using the llxml extension
 783          *
 784          * @return      void
 785          */
 786         protected function mergeOldLoginLabels() {
 787                         // Getting login labels
 788                 $oldLoginLabels = trim($GLOBALS['TYPO3_CONF_VARS']['BE']['loginLabels']);
 789                 if ($oldLoginLabels != '') {
 790                                 // md5 hash of the default loginLabels string
 791                         $defaultOldLoginLabelsHash = 'bcf0d32e58c6454ea50c6c956f1f18f0';
 792                                 // compare loginLabels from TYPO3_CONF_VARS to default value
 793                         if (md5($oldLoginLabels) != $defaultOldLoginLabelsHash) {
 794                                 $lang = $GLOBALS['LANG']->lang;
 795                                 $oldLoginLabelArray = explode('|',$oldLoginLabels);
 796                                 $overrideLabelKeys = array(
 797                                         'labels.username'     => $oldLoginLabelArray[0],
 798                                         'labels.password'     => $oldLoginLabelArray[1],
 799                                         'labels.interface'    => $oldLoginLabelArray[2],
 800                                         'labels.submitLogin'  => $oldLoginLabelArray[3],
 801                                         'labels.submitLogout' => $oldLoginLabelArray[4],
 802                                         'availableInterfaces' => $oldLoginLabelArray[5],
 803                                         'headline'            => $oldLoginLabelArray[6],
 804                                         'info.jscookies'      => $oldLoginLabelArray[7],
 805                                         'newsheadline'        => $oldLoginLabelArray[8],
 806                                         'error.login'         => $oldLoginLabelArray[9],
 807                                 );
 808                                 if (!is_array($GLOBALS['LOCAL_LANG'][$lang])) {
 809                                         $GLOBALS['LOCAL_LANG'][$lang] = array();
 810                                 }
 811                                         // now override the labels from the LOCAL_LANG with the TYPO3_CONF_VARS
 812                                 foreach ($overrideLabelKeys as $labelKey => $label) {
 813                                         $GLOBALS['LOCAL_LANG'][$lang][$labelKey] = $GLOBALS['LOCAL_LANG']['default'][$labelKey] = $label;
 814                                 }
 815                         }
 816                 }
 817         }
 818 }
 819
 820
 821 if (defined('TYPO3_MODE') && isset($GLOBALS['TYPO3_CONF_VARS'][TYPO3_MODE]['XCLASS']['typo3/index.php'])) {
 822         include_once($GLOBALS['TYPO3_CONF_VARS'][TYPO3_MODE]['XCLASS']['typo3/index.php']);
 823 }
 824
 825
 826
 827 // Make instance:
 828 $SOBE = t3lib_div::makeInstance('SC_index');
 829 $SOBE->init();
 830 $SOBE->main();
 831 $SOBE->printContent();
 832
 833 ?>