plugins/SpecialUserPrefs.php
author Dan
Tue, 15 Sep 2009 14:37:03 -0400
changeset 1114 4f4d63a281cd
parent 1095 5f623b0de18e
child 1169 d5474f54a525
permissions -rw-r--r--
Fixed (well, implemented) log clearing functionality on uploaded files.

<?php
/**!info**
{
  "Plugin Name"  : "plugin_specialuserprefs_title",
  "Plugin URI"   : "http://enanocms.org/",
  "Description"  : "plugin_specialuserprefs_desc",
  "Author"       : "Dan Fuhry",
  "Version"      : "1.1.6",
  "Author URI"   : "http://enanocms.org/"
}
**!*/

/*
 * Enano - an open-source CMS capable of wiki functions, Drupal-like sidebar blocks, and everything in between
 * Copyright (C) 2006-2009 Dan Fuhry
 *
 * This program is Free Software; you can redistribute it and/or modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
 */

$userprefs_menu = Array();
$userprefs_menu_links = Array();
function userprefs_menu_add($section, $text, $link)
{
  global $userprefs_menu;
  if ( isset($userprefs_menu[$section]) && is_array($userprefs_menu[$section]) )
  {
    $userprefs_menu[$section][] = Array(
      'text' => $text,
      'link' => $link
      );
  }
  else
  {
    $userprefs_menu[$section] = Array(Array(
      'text' => $text,
      'link' => $link
      ));
  }
}

$plugins->attachHook('tpl_compile_sidebar', 'userprefs_jbox_setup($button, $tb, $menubtn);');

function userprefs_jbox_setup(&$button, &$tb, &$menubtn)
{
  global $db, $session, $paths, $template, $plugins; // Common objects
  global $lang;
  
  if ( $paths->namespace != 'Special' || $paths->page_id != 'Preferences' )
    return false;
  
  $tb .= "<ul>$template->toolbar_menu</ul>";
  $template->toolbar_menu = '';
  
  $button->assign_vars(array(
      'TEXT' => $lang->get('usercp_btn_memberlist'),
      'FLAGS' => '',
      'PARENTFLAGS' => '',
      'HREF' => makeUrlNS('Special', 'Memberlist')
    ));
  
  $tb .= $button->run();
}

function userprefs_menu_html()
{
  global $userprefs_menu;
  global $userprefs_menu_links;
  global $lang;
  
  $html = '';
  $quot = '"';
  
  foreach ( $userprefs_menu as $section => $buttons )
  {
    $section_name = $section;
    if ( preg_match('/^[a-z]+_[a-z_]+$/', $section) )
    {
      $section_name = $lang->get($section_name);
    }
    $html .= ( isset($userprefs_menu_links[$section]) ) ? "<a href={$quot}{$userprefs_menu_links[$section]}{$quot}>{$section_name}</a>\n        " : "<a>{$section_name}</a>\n        ";
    $html .= "<ul>\n          ";
    foreach ( $buttons as $button )
    {
      $buttontext = $button['text'];
      if ( preg_match('/^[a-z]+_[a-z_]+$/', $buttontext) )
      {
        $buttontext = $lang->get($buttontext);
      }
      $html .= "  <li><a href={$quot}{$button['link']}{$quot}>{$buttontext}</a></li>\n          ";
    }
    $html .= "</ul>\n        ";
  }
  
  return $html;
}

function userprefs_show_menu()
{
  echo '<div class="menu_nojs">
          ' . userprefs_menu_html() . '
          <span class="menuclear"></span>
        </div>
        <br />
        ';
}

function userprefs_menu_init()
{
  global $db, $session, $paths, $template, $plugins; // Common objects
  global $userprefs_menu_links;
  
  userprefs_menu_add('usercp_sec_profile', 'usercp_sec_profile_emailpassword', makeUrlNS('Special', 'Preferences/EmailPassword') . '" onclick="ajaxLoginNavTo(\'Special\', \'Preferences/EmailPassword\', '.USER_LEVEL_CHPREF.'); return false;');
  userprefs_menu_add('usercp_sec_profile', 'usercp_sec_profile_signature', makeUrlNS('Special', 'Preferences/Signature'));
  // userprefs_menu_add('usercp_sec_profile', 'usercp_sec_profile_publicinfo', makeUrlNS('Special', 'Preferences/Profile'));
  userprefs_menu_add('usercp_sec_profile', 'usercp_sec_profile_usergroups', makeUrlNS('Special', 'Usergroups'));
  if ( getConfig('avatar_enable') == '1' )
  {
    userprefs_menu_add('usercp_sec_profile', 'usercp_sec_profile_avatar', makeUrlNS('Special', 'Preferences/Avatar'));
  }
  userprefs_menu_add('usercp_sec_pm', 'usercp_sec_pm_inbox', makeUrlNS('Special', 'PrivateMessages/Folder/Inbox'));
  userprefs_menu_add('usercp_sec_pm', 'usercp_sec_pm_outbox', makeUrlNS('Special', 'PrivateMessages/Folder/Outbox'));
  userprefs_menu_add('usercp_sec_pm', 'usercp_sec_pm_sent', makeUrlNS('Special', 'PrivateMessages/Folder/Sent'));
  userprefs_menu_add('usercp_sec_pm', 'usercp_sec_pm_drafts', makeUrlNS('Special', 'PrivateMessages/Folder/Drafts'));
  userprefs_menu_add('usercp_sec_pm', 'usercp_sec_pm_archive', makeUrlNS('Special', 'PrivateMessages/Folder/Archive'));
  
  /*
  // Reserved for Enano's Next Big Innovation.(TM)
  userprefs_menu_add('Private messages', 'Inbox', makeUrlNS('Special',      'Private_Messages#folder:inbox'));
  userprefs_menu_add('Private messages', 'Starred', makeUrlNS('Special',     'Private_Messages#folder:starred'));
  userprefs_menu_add('Private messages', 'Sent items', makeUrlNS('Special', 'Private_Messages#folder:sent'));
  userprefs_menu_add('Private messages', 'Drafts', makeUrlNS('Special',     'Private_Messages#folder:drafts'));
  userprefs_menu_add('Private messages', 'Archive', makeUrlNS('Special',    'Private_Messages#folder:archive'));
  userprefs_menu_add('Private messages', 'Trash', makeUrlNS('Special',    'Private_Messages#folder:trash'));
  */
  
  $userprefs_menu_links['usercp_sec_profile'] = makeUrlNS('Special', 'Preferences');
  $userprefs_menu_links['usercp_sec_pm']  = makeUrlNS('Special', 'PrivateMessages');
  
  $code = $plugins->setHook('userprefs_jbox');
  foreach ( $code as $cmd )
  {
    eval($cmd);
  }
}

$plugins->attachHook('common_post', 'userprefs_menu_init();');

function page_Special_Preferences()
{
  global $db, $session, $paths, $template, $plugins; // Common objects
  global $lang;
  global $timezone;
  global $cache;
  
  // We need a login to continue
  if ( !$session->user_logged_in )
    redirect(makeUrlNS('Special', 'Login/' . $paths->page), 'Login required', 'You need to be logged in to access this page. Please wait while you are redirected to the login page.');
  
  // User ID - later this will be specified on the URL, but hardcoded for now
  $uid = intval($session->user_id);
  
  // Instanciate the AES encryptor
  $aes = AESCrypt::singleton(AES_BITS, AES_BLOCKSIZE);
  
  // Basic user info
  $q = $db->sql_query('SELECT username, password, email, real_name, signature, theme, style FROM '.table_prefix.'users WHERE user_id='.$uid.';');
  if ( !$q )
    $db->_die();
  
  $row = $db->fetchrow();
  $db->free_result();
  
  $section = $paths->getParam(0);
  if ( !$section )
  {
    $section = 'Home';
  }
  
  $errors = '';
  
  switch ( $section )
  {
    case 'Avatar':
      $template->preload_js('jquery');
      $template->preload_js('jquery-ui');
      break;
    case 'EmailPassword':
      // Require elevated privileges (well sortof)
      if ( $session->auth_level < USER_LEVEL_CHPREF )
      {
        redirect(makeUrlNS('Special', 'Login/' . $paths->fullpage, 'level=' . USER_LEVEL_CHPREF, true), 'Authentication required', 'You need to re-authenticate to access this page.', 0);
      }
      
      if ( isset($_POST['submit']) )
      {
        $email_changed = false;
        // First do the e-mail address
        if ( strlen($_POST['newemail']) > 0 )
        {
          switch('foo') // Same reason as in the password code...
          {
            case 'foo':
              if ( $_POST['newemail'] != $_POST['newemail_conf'] )
              {
                $errors .= '<div class="error-box">' . $lang->get('usercp_emailpassword_err_email_no_match') . '</div>';
                break;
              }
          }
          $q = $db->sql_query('SELECT password FROM '.table_prefix.'users WHERE user_id='.$session->user_id.';');
          if ( !$q )
            $db->_die();
          $row = $db->fetchrow();
          $db->free_result();
          
          $new_email = $_POST['newemail'];
          
          $result = $session->change_email($session->user_id, $new_email);
          if ( $result != 'success' )
          {
            $message = '<p>' . $lang->get('usercp_emailpassword_err_list') . '</p>';
            $message .= '<ul><li>' . implode("</li>\n<li>", $result) . '</li></ul>';
            die_friendly($lang->get('usercp_emailpassword_err_title'), $message);
          }
          $email_changed = true;
        }
        // Obtain password
        if ( !empty($_POST['crypt_data']) || !empty($_POST['newpass']) || $session->password_change_disabled )
        {
          $newpass = $session->password_change_disabled ? '' : $session->get_aes_post('newpass');
          // At this point we know if we _want_ to change the password...
          
          // We can't check the password to see if it matches the confirmation
          // because the confirmation was destroyed during the encryption. I figured
          // this wasn't a big deal because if the encryption worked, then either
          // the Javascript validated it or the user hacked the form. In the latter
          // case, if he's smart enough to hack the encryption code, he's probably
          // smart enough to remember his password.
          
          if ( strlen($newpass) > 0 )
          {
            if ( defined('ENANO_DEMO_MODE') )
              $errors .= '<div class="error-box" style="margin: 0 0 10px 0;">' . $lang->get('usercp_emailpassword_err_demo') . '</div>';
            // Perform checks
            if ( strlen($newpass) < 6 )
              $errors .= '<div class="error-box" style="margin: 0 0 10px 0;">' . $lang->get('usercp_emailpassword_err_password_too_short') . '</div>';
            if ( getConfig('pw_strength_enable') == '1' )
            {
              $score_inp = password_score($newpass);
              if ( $score_inp < $score_min )
                $errors .= '<div class="error-box" style="margin: 0 0 10px 0;">' . $lang->get('usercp_emailpassword_err_password_too_weak', array('score' => $score_inp)) . '</div>';
            }
            if ( $_POST['use_crypt'] == 'no' && $newpass != $_POST['newpass_confirm'] )
            {
              $errors .= '<div class="error-box">' . $lang->get('usercp_emailpassword_err_password_no_match') . '</div>';
            }
            // Encrypt new password
            if ( empty($errors) )
            {
              // Perform the swap
              $session->set_password($session->username, $newpass);
              // Log out and back in
              $username = $session->username;
              $session->logout();
              if ( $email_changed )
              {
                if ( getConfig('account_activation') == 'user' )
                {
                  redirect(makeUrl(get_main_page()), $lang->get('usercp_emailpassword_msg_profile_success'), $lang->get('usercp_emailpassword_msg_need_activ_user'), 20);
                }
                else if ( getConfig('account_activation') == 'admin' )
                {
                  redirect(makeUrl(get_main_page()), $lang->get('usercp_emailpassword_msg_profile_success'), $lang->get('usercp_emailpassword_msg_need_activ_admin'), 20);
                }
              }
              $session->login_without_crypto($username, $newpass);
              redirect(makeUrlNS('Special', 'Preferences'), $lang->get('usercp_emailpassword_msg_pass_success'), $lang->get('usercp_emailpassword_msg_password_changed'), 5);
            }
          }
          else if ( $email_changed )
          {
            $session->logout(USER_LEVEL_CHPREF);
            $activation = $session->user_level >= USER_LEVEL_MOD ? 'none' : getConfig('account_activation', 'none');
            switch($activation)
            {
              default:
                $message_body = $lang->get('usercp_emailpassword_msg_password_changed');
                $timeout = 5;
                break;
              case 'admin':
                $message_body = $lang->get('usercp_emailpassword_msg_need_activ_user');
                $timeout = 20;
                break;
              case 'user':
                $message_body = $lang->get('usercp_emailpassword_msg_need_activ_admin');
                $timeout = 20;
                break;
            }
            redirect(makeUrlNS('Special', 'Preferences'), $lang->get('usercp_emailpassword_msg_email_success'), $message_body, $timeout);
          }
        }
      }
      $template->tpl_strings['PAGE_NAME'] = $lang->get('usercp_emailpassword_title');
      break;
    case 'Signature':
      $template->tpl_strings['PAGE_NAME'] = $lang->get('usercp_signature_title');
      break;
    case 'Profile':
    case 'Home':
      if ( isset($_POST['submit']) )
        csrf_request_confirm();
      
      $template->tpl_strings['PAGE_NAME'] = $lang->get('usercp_publicinfo_title');
      break;
  }
  
  $template->header();
  
  // Output the menu
  // This is not templatized because it conforms to the jBox menu standard.
  
  userprefs_show_menu();
  
  switch ( $section )
  {
    case 'EmailPassword':
      
      $errors = trim($errors);
      if ( !empty($errors) )
      {
        echo $errors;
      }
      
      echo '<form action="' . makeUrlNS('Special', 'Preferences/EmailPassword') . '" method="post" onsubmit="return runEncryption();" name="empwform" >';
      echo '<fieldset>';
      echo '<legend>' . $lang->get('usercp_emailpassword_grp_chpasswd') . '</legend>';
      
      // Password change form
      if ( $session->password_change_disabled )
      {
        echo '<p>' . $lang->get('usercp_emailpassword_msg_change_disabled') . '</p>';
        if ( $session->password_change_dest['url'] )
        {
          echo '<p>' . $lang->get('usercp_emailpassword_msg_change_disabled_url') . '
                   <a onclick="window.open(this.href); return false;" href="' . htmlspecialchars($session->password_change_dest['url']) . '">' . htmlspecialchars($session->password_change_dest['title']) . '</a></p>';
        }
      }
      else
      {
      echo $lang->get('usercp_emailpassword_field_newpass') . '<br />
                <input type="password" name="newpass" size="30" tabindex="1" ' . ( getConfig('pw_strength_enable') == '1' ? 'onkeyup="password_score_field(this);" ' : '' ) . '/>' . ( getConfig('pw_strength_enable') == '1' ? '<span class="password-checker" style="font-weight: bold; color: #aaaaaa;"> Loading...</span>' : '' ) . '
              <br />
              <br />
              ' . $lang->get('usercp_emailpassword_field_newpass_confirm') . '<br />
              <input type="password" name="newpass_confirm" size="30" tabindex="2" />
              ' . ( getConfig('pw_strength_enable') == '1' ? '<br /><br /><div id="pwmeter"></div>
              <small>' . $lang->get('usercp_emailpassword_msg_password_min_score') . '</small>' : '' );
      }
      echo '</fieldset><br />';
      echo '<fieldset>
        <legend>' . $lang->get('usercp_emailpassword_grp_chemail') . '</legend>
        ' . $lang->get('usercp_emailpassword_field_newemail') . '<br />
          <input type="text" value="' . ( isset($_POST['newemail']) ? htmlspecialchars($_POST['newemail']) : '' ) . '" name="newemail" size="30" tabindex="3" />
        <br />
        <br />
        ' . $lang->get('usercp_emailpassword_field_newemail_confirm') . '<br />
          <input type="text" value="' . ( isset($_POST['newemail']) ? htmlspecialchars($_POST['newemail']) : '' ) . '" name="newemail_conf" size="30" tabindex="4" />
      </fieldset>
      <br />
      <div style="text-align: right;"><input type="submit" name="submit" value="' . $lang->get('etc_save_changes') . '" tabindex="5" /></div>';
      
      if ( !$session->password_change_disabled )
        echo $session->generate_aes_form();
      
      echo '</form>';
      
      // ENCRYPTION CODE
      ?>
      <?php if ( !$session->password_change_disabled && getConfig('pw_strength_enable') == '1' ): ?>
      <script type="text/javascript">
      addOnloadHook(function()
        {
          password_score_field(document.forms.empwform.newpass);
        });
      </script>
      <?php endif; ?>
      <?php
      echo $session->aes_javascript('empwform', 'newpass');
      break;
    case 'Signature':
      if ( isset($_POST['new_sig']) )
      {
        $sig = $_POST['new_sig'];
        $sig = RenderMan::preprocess_text($sig, true, false);
        $sql_sig = $db->escape($sig);
        $q = $db->sql_query('UPDATE '.table_prefix.'users SET signature=\'' . $sql_sig . '\' WHERE user_id=' . $session->user_id . ';');
        if ( !$q )
          $db->_die();
        $session->signature = $sig;
        echo '<div class="info-box" style="margin: 0 0 10px 0;">' . $lang->get('usercp_signature_msg_saved') . '</div>';
      }
      echo '<form action="'.makeUrl($paths->fullpage).'" method="post">';
      echo $template->tinymce_textarea('new_sig', htmlspecialchars($session->signature));
      echo '<input type="submit" value="' . $lang->get('usercp_signature_btn_save') . '" />';
      echo '</form>';
      break;
    case "Profile":
    case 'Home':
      
      global $email;
      $userpage_id = $paths->nslist['User'] . sanitize_page_id($session->username);
      $userpage_exists = ( isPage($userpage_id) ) ? '' : ' class="wikilink-nonexistent"';
      $user_page = makeUrlNS('User', sanitize_page_id($session->username));
      $site_admin = $email->encryptEmail(getConfig('contact_email'), '', '', $lang->get('usercp_intro_para3_admin_link'));
      
      echo '<h3 style="margin-top: 0;">' . $lang->get('usercp_intro_heading_main', array('username' => $session->username)) . '</h3>';
      
      echo  $lang->get('usercp_intro', array('userpage_link' => $user_page));
      
      $available_ranks = $session->get_user_possible_ranks($session->user_id);
      $current_rank = $session->get_user_rank($session->user_id);
      
      if ( isset($_POST['submit']) )
      {
        $real_name = htmlspecialchars($_POST['real_name']);
        $real_name = $db->escape($real_name);
        
        $timezone = intval($_POST['timezone']);
        $tz_local = $timezone + 1440;
        
        $dst = $db->escape($_POST['dst']);
        if ( !preg_match('/^[0-9]+;[0-9]+;[0-9]+;[0-9]+;[0-9]+$/', $dst) )
          $dst = '0;0;0;0;60';
        
        $GLOBALS['dst_params'] = explode(';', $dst);
        
        $imaddr_aim = htmlspecialchars($_POST['imaddr_aim']);
        $imaddr_aim = $db->escape($imaddr_aim);
        
        $imaddr_msn = htmlspecialchars($_POST['imaddr_msn']);
        $imaddr_msn = $db->escape($imaddr_msn);
        
        $imaddr_yahoo = htmlspecialchars($_POST['imaddr_yahoo']);
        $imaddr_yahoo = $db->escape($imaddr_yahoo);
        
        $imaddr_xmpp = htmlspecialchars($_POST['imaddr_xmpp']);
        $imaddr_xmpp = $db->escape($imaddr_xmpp);
        
        $homepage = htmlspecialchars($_POST['homepage']);
        $homepage = $db->escape($homepage);
        
        $location = htmlspecialchars($_POST['location']);
        $location = $db->escape($location);
        
        $occupation = htmlspecialchars($_POST['occupation']);
        $occupation = $db->escape($occupation);
        
        $hobbies = htmlspecialchars($_POST['hobbies']);
        $hobbies = $db->escape($hobbies);
        
        $date_format = $db->escape(htmlspecialchars($_POST['date_format']));
        $time_format = $db->escape(htmlspecialchars($_POST['time_format']));
        
        $email_public = ( isset($_POST['email_public']) ) ? '1' : '0';
        $disable_js_fx = ( isset($_POST['disable_js_fx']) ) ? '1' : '0';
        
        $session->real_name = $real_name;
        
        if ( !preg_match('/@([a-z0-9-]+)(\.([a-z0-9-\.]+))?/', $imaddr_msn) && !empty($imaddr_msn) )
        {
          $imaddr_msn = "$imaddr_msn@hotmail.com";
        }
        
        if ( !preg_match('#^https?://#', $homepage) )
        {
          $homepage = "http://$homepage";
        }
        
        if ( !preg_match('/^http:\/\/([a-z0-9-.]+)([A-z0-9@#\$%\&:;<>,\.\?=\+\(\)\[\]_\/\\\\]*?)$/i', $homepage) )
        {
          $homepage = '';
        }
        
        $session->user_extra['user_aim'] = $imaddr_aim;
        $session->user_extra['user_msn'] = $imaddr_msn;
        $session->user_extra['user_xmpp'] = $imaddr_xmpp;
        $session->user_extra['user_yahoo'] = $imaddr_yahoo;
        $session->user_extra['user_homepage'] = $homepage;
        $session->user_extra['user_location'] = $location;
        $session->user_extra['user_job'] = $occupation;
        $session->user_extra['user_hobbies'] = $hobbies;
        $session->user_extra['email_public'] = intval($email_public);
        $session->date_format = $date_format;
        $session->time_format = $time_format;
        
        // user title
        $user_title_col = '';
        if ( $session->get_permissions('custom_user_title') && isset($_POST['user_title']) )
        {
          $user_title = trim($_POST['user_title']);
          if ( empty($user_title) )
          {
            $colval = 'NULL';
            $session->user_title = null;
          }
          else
          {
            $colval = "'" . $db->escape($user_title) . "'";
            $session->user_title = $user_title;
          }
          $user_title_col = ", user_title = $colval";
        }
        $user_rank_col = '';
        if ( isset($_POST['user_rank']) && intval($_POST['user_rank']) != $current_rank['rank_id'] && count($available_ranks) > 1 )
        {
          if ( $_POST['user_rank'] == 'NULL' )
          {
            $user_rank_col = ", user_rank = NULL, user_rank_userset = 0";
          }
          else
          {
            $new_rank = intval($_POST['user_rank']);
            $rank_allowed = false;
            foreach ( $available_ranks as $rank )
            {
              if ( $rank['rank_id'] == $new_rank )
              {
                $rank_allowed = true;
                break;
              }
            }
            if ( $rank_allowed )
            {
              $user_rank_col = ", user_rank = $new_rank, user_rank_userset = 1";
              // hack
              $current_rank['rank_id'] = $new_rank;
              $cache->purge('ranks');
            }
          }
        }
        
        $q = $db->sql_query('UPDATE '.table_prefix."users SET real_name='$real_name', user_timezone = {$tz_local}, user_dst = '$dst'{$user_title_col}{$user_rank_col} WHERE user_id=$session->user_id;");
        if ( !$q )
          $db->_die();
        
        $q = $db->sql_query('UPDATE '.table_prefix."users_extra SET user_aim='$imaddr_aim',user_yahoo='$imaddr_yahoo',user_msn='$imaddr_msn',
                               user_xmpp='$imaddr_xmpp',user_homepage='$homepage',user_location='$location',user_job='$occupation',
                               user_hobbies='$hobbies',email_public=$email_public,disable_js_fx=$disable_js_fx,date_format='$date_format',
                               time_format='$time_format'
                               WHERE user_id=$session->user_id;");
        
        if ( !$q )
          $db->_die();
        
        // verify language id
        $lang_id = strval(intval($_POST['lang_id']));
        $q = $db->sql_query('SELECT 1 FROM ' . table_prefix . 'language WHERE lang_id = ' . $lang_id . ';');
        if ( !$q )
          $db->_die();
        
        if ( $db->numrows() > 0 )
        {
          $db->free_result();
          
          // unload / reload $lang, this verifies that the selected language works
          // enano should die a violent death if the language fails to load
          unset($GLOBALS['lang']);
          unset($lang);
          $lang_id = intval($lang_id);
          $GLOBALS['lang'] = new Language($lang_id);
          global $lang;
          
          $q = $db->sql_query('UPDATE ' . table_prefix . 'users SET user_lang = ' . $lang_id . " WHERE user_id = {$session->user_id};");
          if ( !$q )
            $db->_die();
        }
        else
        {
          $db->free_result();
        }
        
        generate_cache_userranks();
        
        echo '<div class="info-box" style="margin: 0 0 10px 0;">' . $lang->get('usercp_publicinfo_msg_save_success') . '</div>';
      }
      
      $lang_box = '<select name="lang_id">';
      $q = $db->sql_query('SELECT lang_id, lang_name_native FROM ' . table_prefix . "language;");
      if ( !$q )
        $db->_die();
      
      while ( $row = $db->fetchrow_num() )
      {
        list($lang_id, $lang_name) = $row;
        $lang_name = htmlspecialchars($lang_name);
        $selected = ( $lang->lang_id == $lang_id ) ? ' selected="selected"' : '';
        $lang_box .= "<option value=\"$lang_id\"$selected>$lang_name</option>";
      }
      
      $lang_box .= '</select>';
      
      $tz_select = '<select name="timezone">';
      $tz_list = $lang->get('tz_list');
      try
      {
        $tz_list = enano_json_decode($tz_list);
      }
      catch(Exception $e)
      {
        die("Caught exception decoding timezone data: <pre>$e</pre>");
      }
      foreach ( $tz_list as $key => $i )
      {
        $i = ($i * 60);
        $title = $lang->get("tz_title_{$key}");
        $hrs = $lang->get("tz_hrs_{$key}");
        $selected = ( $i == $timezone ) ? ' selected="selected"' : '';
        $tz_select .= "<option value=\"$i\"$selected>$title</option>";
      }
      $tz_select .= '</select>';
      
      echo '<form action="'.makeUrl($paths->fullpage).'" method="post">';
      ?>
      <div class="tblholder">
        <table border="0" cellspacing="1" cellpadding="4">
          <tr>
            <th colspan="2"><?php echo $lang->get('usercp_publicinfo_heading_main'); ?></th>
          </tr>
          <tr>
            <td colspan="2" class="row3"><?php echo $lang->get('usercp_publicinfo_note_optional'); ?></td>
          </tr>
          <tr>
            <td class="row2" style="width: 50%;"><?php echo $lang->get('usercp_publicinfo_field_realname'); ?></td>
            <td class="row1" style="width: 50%;"><input type="text" name="real_name" value="<?php echo $session->real_name; ?>" size="30" /></td>
          </tr>
          <tr>
            <td class="row2"><?php echo $lang->get('usercp_publicinfo_field_language') . '<br /><small>' . $lang->get('usercp_publicinfo_field_language_hint') . '</small>'; ?></td>
            <td class="row1"><?php echo $lang_box; ?></td>
          </tr>
          <tr>
            <td class="row2"><?php echo $lang->get('usercp_publicinfo_field_changetheme_title'); ?></td>
            <td class="row1"><?php echo $lang->get('usercp_publicinfo_field_changetheme_hint'); ?> <a href="<?php echo makeUrlNS('Special', 'ChangeStyle/' . $paths->page); ?>" onclick="ajaxChangeStyle(); return false;"><?php echo $lang->get('usercp_publicinfo_field_changetheme'); ?></a></td>
          </tr>
          <tr>
            <td class="row2"><?php echo $lang->get('usercp_publicinfo_field_dateformat'); ?></td>
            <td class="row1">
            <select name="date_format">
              <?php
              foreach ( array(DATE_1, DATE_2, DATE_3, DATE_4) as $format )
              {
                $selected = $format === $session->date_format ? ' selected="selected"' : '';
                echo '<option value="' . $format . '"' . $selected . '>' . enano_date($format) . '</option>';
              }
              ?>
            </select>
            </td>
          </tr>
          <tr>
            <td class="row2"><?php echo $lang->get('usercp_publicinfo_field_timeformat'); ?></td>
            <td class="row1">
            <select name="time_format">
              <?php
              foreach ( array(TIME_12_NS, TIME_12_S, TIME_24_NS, TIME_24_S) as $format )
              {
                $selected = $format === $session->time_format ? ' selected="selected"' : '';
                echo '<option value="' . $format . '"' . $selected . '>' . enano_date($format) . '</option>';
              }
              ?>
            </select>
            </td>
          </tr>
          <tr>
            <td class="row3" colspan="2"><?php echo $lang->get('usercp_publicinfo_field_timezone'); ?> <?php echo $tz_select; ?><br /><small><?php echo $lang->get('usercp_publicinfo_field_timezone_hint'); ?></small></td>
          </tr>
          <tr>
            <td class="row2"><?php echo $lang->get('usercp_publicinfo_field_dst'); ?></td>
            <td class="row1">
              <select name="dst">
                <?php
                global $dst_profiles, $dst_params;
                $user_dst = implode(';', $dst_params);
                foreach ( $dst_profiles as $region => $data )
                {
                  $selected = ( $data === $user_dst ) ? ' selected="selected"' : '';
                  echo '<option value="' . $data . '"' . $selected . '>' . $lang->get("tz_dst_$region") . '</option>';
                }
                ?>
              </select>
            </td>
          </tr>
          <?php
          if ( $session->get_permissions('custom_user_title') ):
          ?>
            <tr>
              <td class="row2">
                <?php echo $lang->get('usercp_publicinfo_field_usertitle_title'); ?><br />
                <small><?php echo $lang->get('usercp_publicinfo_field_usertitle_hint'); ?></small>
              </td>
              <td class="row1">
                <input type="text" name="user_title" value="<?php echo htmlspecialchars($session->user_title); ?>" />
              </td>
            </tr>
          <?php
          endif;
          if ( count($available_ranks) > 1 ):
          ?>
          <tr>
            <td class="row2">
              <?php echo $lang->get('usercp_publicinfo_field_rank_title'); ?><br />
              <small><?php echo $lang->get('usercp_publicinfo_field_rank_hint'); ?></small>
            </td>
            <td class="row1">
              <select name="user_rank">
                <?php
                foreach ( $available_ranks as $rank )
                {
                  $sel = ( $rank['rank_id'] == $current_rank['rank_id'] ) ? ' selected="selected"' : '';
                  echo '<option' . $sel . ' value="' . $rank['rank_id'] . '" style="' . htmlspecialchars($rank['rank_style']) . '">';
                  echo htmlspecialchars($lang->get($rank['rank_title']));
                  echo '</option>';
                }
                ?>
              </select>
            </td>
          </tr>
          <?php
          endif;
          ?>
          <tr>
            <th class="subhead" colspan="2">
              <?php echo $lang->get('usercp_publicinfo_th_im'); ?>
            </th>
          <tr>
            <td class="row2" style="width: 50%;"><?php echo $lang->get('usercp_publicinfo_field_aim'); ?></td>
            <td class="row1" style="width: 50%;"><input type="text" name="imaddr_aim" value="<?php echo $session->user_extra['user_aim']; ?>" size="30" /></td>
          </tr>
          <tr>
            <td class="row2" style="width: 50%;"><?php echo $lang->get('usercp_publicinfo_field_wlm'); ?></td>
            <td class="row1" style="width: 50%;"><input type="text" name="imaddr_msn" value="<?php echo $session->user_extra['user_msn']; ?>" size="30" /></td>
          </tr>
          <tr>
            <td class="row2" style="width: 50%;"><?php echo $lang->get('usercp_publicinfo_field_yim'); ?></td>
            <td class="row1" style="width: 50%;"><input type="text" name="imaddr_yahoo" value="<?php echo $session->user_extra['user_yahoo']; ?>" size="30" /></td>
          </tr>
          <tr>
            <td class="row2" style="width: 50%;"><?php echo $lang->get('usercp_publicinfo_field_xmpp'); ?></td>
            <td class="row1" style="width: 50%;"><input type="text" name="imaddr_xmpp" value="<?php echo $session->user_extra['user_xmpp']; ?>" size="30" /></td>
          </tr>
          <tr>
            <th class="subhead" colspan="2">
              <?php echo $lang->get('usercp_publicinfo_th_contact'); ?>
            </th>
          </tr>
          <tr>
            <td class="row2" style="width: 50%;"><?php echo $lang->get('usercp_publicinfo_field_homepage'); ?></td>
            <td class="row1" style="width: 50%;"><input type="text" name="homepage" value="<?php echo $session->user_extra['user_homepage']; ?>" size="30" /></td>
          </tr>
          <tr>
            <td class="row2" style="width: 50%;"><?php echo $lang->get('usercp_publicinfo_field_location'); ?></td>
            <td class="row1" style="width: 50%;"><input type="text" name="location" value="<?php echo $session->user_extra['user_location']; ?>" size="30" /></td>
          </tr>
          <tr>
            <td class="row2" style="width: 50%;"><?php echo $lang->get('usercp_publicinfo_field_job'); ?></td>
            <td class="row1" style="width: 50%;"><input type="text" name="occupation" value="<?php echo $session->user_extra['user_job']; ?>" size="30" /></td>
          </tr>
          <tr>
            <td class="row2" style="width: 50%;"><?php echo $lang->get('usercp_publicinfo_field_hobbies'); ?></td>
            <td class="row1" style="width: 50%;"><input type="text" name="hobbies" value="<?php echo $session->user_extra['user_hobbies']; ?>" size="30" /></td>
          </tr>
          <tr>
            <td class="row2" style="width: 50%;"><label for="chk_email_public"><?php echo $lang->get('usercp_publicinfo_field_email_public'); ?></label></td>
            <td class="row1" style="width: 50%;"><label><input type="checkbox" id="chk_email_public" name="email_public" <?php if ($session->user_extra['email_public'] == 1) echo 'checked="checked"'; ?> size="30" /> <small><?php echo $lang->get('usercp_publicinfo_field_email_public_hint'); ?></small></label></td>
          </tr>
          <tr>
            <td class="row2" style="width: 50%;"><label for="chk_jsfx"><?php echo $lang->get('usercp_publicinfo_field_jsfx'); ?></label></td>
            <td class="row1" style="width: 50%;"><label><input type="checkbox" id="chk_jsfx" name="disable_js_fx" <?php if ($session->user_extra['disable_js_fx'] == 1) echo 'checked="checked"'; ?> size="30" /> <small><?php echo $lang->get('usercp_publicinfo_field_jsfx_hint'); ?></small></label></td>
          </tr>
          <tr>
            <th class="subhead" colspan="2">
              <input type="submit" name="submit" value="<?php echo $lang->get('usercp_publicinfo_btn_save'); ?>" />
            </th>
          </tr>
        </table>
      </div>
      <?php
      // CSRF protection
      echo '<input type="hidden" name="cstok" value="' . $session->csrf_token . '" />';
      echo '</form>';
      break;
    case 'Avatar':
      if ( getConfig('avatar_enable', 0) !== 1 )
      {
        echo '<div class="error-box"><b>' . $lang->get('usercp_avatar_err_disabled_title') . '</b><br />' . $lang->get('usercp_avatar_err_disabled_body') . '</div>';
        break;
      }
      
      if ( isset($_POST['submit']) )
      {
        list($has_avi, $avi_type) = avatar_post($session->user_id);
      }
      else
      {
        // Determine current avatar
        $q = $db->sql_query('SELECT user_has_avatar, avatar_type FROM ' . table_prefix . 'users WHERE user_id = ' . $session->user_id . ';');
        if ( !$q )
          $db->_die('Avatar CP selecting user\'s avatar data');
        
        list($has_avi, $avi_type) = $db->fetchrow_num();
      }
      
      ?>
      <script type="text/javascript">
      
        function avatar_select_field(elParent)
        {
          $('td#avatar_upload_btns > div:visible').hide('blind');
          switch(elParent.value)
          {
            case 'set_http':
              $('#avatar_upload_http').show('blind');
              break;
            case 'set_file':
              $('#avatar_upload_file').show('blind');
              break;
            case 'set_gravatar':
              $('#avatar_upload_gravatar').show('blind');
              break;
          }
        }
      
      </script>
      <?php
      
      echo '<form action="' . makeUrl($paths->fullpage) . '" method="post" enctype="multipart/form-data">';
      echo '<div class="tblholder">';
      echo '<table border="0" cellspacing="1" cellpadding="4">';
      echo '<tr>
              <th colspan="2">
                ' . $lang->get('usercp_avatar_table_title') . '
              </th>
            </tr>';
            
      echo '<tr>
              <td class="row2" style="width: 150px;">
                ' . $lang->get('usercp_avatar_label_current') . '
              </td>
              <td class="row1" style="text-align: center;">';
              
      if ( $has_avi == 1 )
      {
        echo '<img alt="' . $lang->get('usercp_avatar_image_alt', array('username' => $session->username)) . '" src="' . make_avatar_url($session->user_id, $avi_type, $session->email) . '" />';
      }
      else
      {
        echo $lang->get('usercp_avatar_image_none');
      }
      
      echo '    </td>
              </tr>';
              
      echo '  <tr>
                <td class="row2">
                  ' . $lang->get('usercp_avatar_lbl_change') . '
                </td>
                <td class="row1" id="avatar_upload_btns">
                  <label><input type="radio" name="avatar_action" value="keep" onclick="avatar_select_field(this);" checked="checked" /> ' . $lang->get('usercp_avatar_lbl_keep') . '</label><br />
                  <label><input type="radio" name="avatar_action" value="remove" onclick="avatar_select_field(this);" /> ' . $lang->get('usercp_avatar_lbl_remove') . '</label><br />';
      if ( getConfig('avatar_upload_http') == '1' )
      {
        echo '    <label><input type="radio" name="avatar_action" value="set_http" onclick="avatar_select_field(this);" /> ' . $lang->get('usercp_avatar_lbl_set_http') . '</label><br />
                  <div id="avatar_upload_http" style="display: none; margin: 10px 0 0 2.2em;">
                    ' . $lang->get('usercp_avatar_lbl_url') . ' <input type="text" name="avatar_http_url" size="40" value="http://" /><br />
                    <small>' . $lang->get('usercp_avatar_lbl_url_desc') . ' ' . $lang->get('usercp_avatar_limits') . '</small>
                  </div>';
      }
      if ( getConfig('avatar_upload_file') == '1' )
      {
        echo '    <label><input type="radio" name="avatar_action" value="set_file" onclick="avatar_select_field(this);" /> ' . $lang->get('usercp_avatar_lbl_set_file') . '</label><br />
                  <div id="avatar_upload_file" style="display: none; margin: 10px 0 0 2.2em;">
                    ' . $lang->get('usercp_avatar_lbl_file') . ' <input type="file" name="avatar_file" size="40" /><br />
                    <small>' . $lang->get('usercp_avatar_lbl_file_desc') . ' ' . $lang->get('usercp_avatar_limits') . '</small>
                  </div>';
      }
      if ( getConfig('avatar_upload_gravatar') == '1' )
      {
        $rating_images = array('g' => '0', 'pg' => '1', 'r' => '2', 'x' => '3');
        $rating_id = $rating_images[ getConfig('gravatar_rating', 'g') ];
        $rating_image = "http://s.gravatar.com/images/gravatars/ratings/$rating_id.gif";
        $max_rating = getConfig('gravatar_rating', 'g');
        echo '    <label><input type="radio" name="avatar_action" value="set_gravatar" onclick="avatar_select_field(this);" /> ' . $lang->get('usercp_avatar_lbl_set_gravatar') . ' <img alt=" " src="' . make_gravatar_url($session->email, 16) . '" /></label> (<a href="http://www.gravatar.com/" onclick="window.open(this); return false;">' . $lang->get('usercp_avatar_link_gravatar_info') . '</a>)
                  <div id="avatar_upload_gravatar" style="display: none; margin: 10px 0 0 2.2em;">
                    <div style="float: left; margin-right: 5px; margin-bottom: 20px;">
                      <img alt=" " src="' . $rating_image . '" />
                    </div>
                    ' . $lang->get("usercp_avatar_gravatar_rating_$max_rating") . '
                  </div>';
      }
      echo '    </td>
              </tr>';
              
      echo '  <tr>
                <th class="subhead" colspan="2">
                  <input type="submit" name="submit" value="' . $lang->get('etc_save_changes') . '" />
                </th>
              </tr>';
              
      echo '</table>
            </div>';
      
      break;
    default:
      $good = false;
      $code = $plugins->setHook('userprefs_body', true);
      foreach ( $code as $cmd )
      {
        if ( eval($cmd) )
          $good = true;
      }
      if ( !$good )
      {
        echo '<h3>Invalid module</h3>
              <p>Userprefs module "'.$section.'" not found.</p>';
      }
      break;
  }
  
  $template->footer();
}

// Avatar POST processor
function avatar_post($user_id, $quiet = false)
{
  global $db, $session, $paths, $template, $plugins; // Common objects
  global $lang;
  
  $had_a_boo_boo = true;
  
  // Determine current avatar
  $q = $db->sql_query('SELECT user_has_avatar, avatar_type FROM ' . table_prefix . 'users WHERE user_id = ' . $session->user_id . ';');
  if ( !$q )
    $db->_die('Avatar CP selecting user\'s avatar data');
  
  list($has_avi, $avi_type) = $db->fetchrow_num();
  
  $action = ( isset($_POST['avatar_action']) ) ? $_POST['avatar_action'] : 'keep';
  $avi_path = ENANO_ROOT . '/' . getConfig('avatar_directory') . '/' . $user_id . '.' . $avi_type;
  switch($action)
  {
    case 'keep':
    default:
      $had_a_boo_boo = false;
      break;
    case 'remove':
      if ( $has_avi )
      {
        // First switch the avatar off
        $q = $db->sql_query('UPDATE ' . table_prefix . 'users SET user_has_avatar = 0 WHERE user_id = ' . $user_id . ';');
        if ( !$q )
          $db->_die('Avatar CP switching user avatar off');
        
        if ( @unlink($avi_path) )
        {
          $quiet || print '<div class="info-box">' . $lang->get('usercp_avatar_delete_success') . '</div>';
        }
        $has_avi = 0;
      }
      $had_a_boo_boo = false;
      break;
    case 'set_http':
    case 'set_file':
      // Hackish way to preserve the UNIX philosophy of reusing as much code as possible
      if ( $action == 'set_http' )
      {
        // Check if this action is enabled
        if ( getConfig('avatar_upload_http', 1) !== 1 )
        {
          // non-localized, only appears on hack attempt
          echo '<div class="error-box">Uploads over HTTP are disabled.</div>';
          break;
        }
        // Download the file
        require_once( ENANO_ROOT . '/includes/http.php' );
        
        if ( !preg_match('/^http:\/\/((?:[a-z0-9-\.]+|\[[a-f0-9:]+\]))(:([0-9]+))?\/(.+)$/', $_POST['avatar_http_url'], $match) )
        {
          echo '<div class="error-box">' . $lang->get('usercp_avatar_invalid_url') . '</div>';
          break;
        }
        
        $hostname = $match[1];
        $uri = '/' . $match[4];
        $port = ( $match[3] ) ? intval($match[3]) : 80;
        $max_size = intval(getConfig('avatar_max_size'));
        
        // Get temporary file
        $tempfile = tempnam(false, "enanoavatar_{$user_id}");
        if ( !$tempfile )
          echo '<div class="error-box">Error getting temp file.</div>';
        
        @unlink($tempfile);
        $request = new Request_HTTP($hostname, $uri, 'GET', $port);
        // max download size: 2MB, keeps things reasonable
        // note: we'll try to scale the image down before checking filesize
        $result = $request->write_response_to_file($tempfile, 1160, 2097152);
        if ( !$result || $request->response_code != HTTP_OK )
        {
          @unlink($tempfile);
          echo '<div class="error-box">' . $lang->get('usercp_avatar_bad_write') . '</div>';
          break;
        }
        
        // Response written. Proceed to validation...
      }
      else
      {
        // Check if this action is enabled
        if ( getConfig('avatar_upload_file', 1) !== 1 )
        {
          // non-localized, only appears on hack attempt
          echo '<div class="error-box">Uploads from the browser are disabled.</div>';
          break;
        }
        
        $max_size = intval(getConfig('avatar_max_size'));
        
        $file =& $_FILES['avatar_file'];
        $tempfile =& $file['tmp_name'];
      }
      $file_type = get_image_filetype($tempfile);
      if ( !$file_type )
      {
        @unlink($tempfile);
        echo '<div class="error-box">' . $lang->get('usercp_avatar_bad_filetype') . '</div>';
        break;
      }
      
      $avi_path_new = ENANO_ROOT . '/' . getConfig('avatar_directory') . '/' . $user_id . '.' . $file_type;
      
      // The file type is good - validate dimensions and animation
      switch($file_type)
      {
        case 'png':
          $is_animated = is_png_animated($tempfile);
          $dimensions = png_get_dimensions($tempfile);
          break;
        case 'gif':
          $is_animated = is_gif_animated($tempfile);
          $dimensions = gif_get_dimensions($tempfile);
          break;
        case 'jpg':
          $is_animated = false;
          $dimensions = jpg_get_dimensions($tempfile);
          break;
        default:
          echo '<div class="error-box">API mismatch</div>';
          break 2;
      }
      // Did we get invalid size data? If so the image is probably corrupt.
      if ( !$dimensions )
      {
        @unlink($tempfile);
        echo '<div class="error-box">' . $lang->get('usercp_avatar_corrupt_image') . '</div>';
        break;
      }
      // Is the image animated?
      if ( $is_animated && getConfig('avatar_enable_anim', 0) !== 1 )
      {
        @unlink($tempfile);
        echo '<div class="error-box">' . $lang->get('usercp_avatar_disallowed_animation') . '</div>';
        break;
      }
      // Check image dimensions
      list($image_x, $image_y) = $dimensions;
      $max_x = intval(getConfig('avatar_max_width'));
      $max_y = intval(getConfig('avatar_max_height'));
      if ( $image_x > $max_x || $image_y > $max_y )
      {
        // try to scale the image
        try
        {
          @rename($tempfile, "$tempfile-unscaled.$file_type");
          $scale_result = scale_image("$tempfile-unscaled.$file_type", "$tempfile.$file_type", $max_x, $max_y, true);
          if ( $scale_result )
          {
            if ( !(@unlink("$tempfile-unscaled.$file_type") && @rename("$tempfile.$file_type", $tempfile)) )
            {
              // scale failed
              @unlink("$tempfile-scale.$file_type");
              echo '<div class="error-box">Rename failure: ' . $lang->get('usercp_avatar_too_large') . '</div>';
              break;
            }
          }
          else
          {
            @unlink($tempfile);
            @unlink("$tempfile-unscaled.$file_type");
            echo '<div class="error-box">Scale failure: ' . $lang->get('usercp_avatar_too_large') . '</div>';
            break;
          }
        }
        catch ( Exception $e )
        {
          // If we get here, the scaling process most definitely failed.
          echo '<div class="error-box">EXCEPTION: ' . $lang->get('usercp_avatar_too_large') . '</div>';
          break;
        }
      }
      // Check file size last, so that the scale operation is considered
      if ( filesize($tempfile) > $max_size )
      {
        @unlink($tempfile);
        echo '<div class="error-box">' . $lang->get('usercp_avatar_file_too_large') . '</div>';
        break;
      }
      // All good!
      @unlink($avi_path);
      if ( rename($tempfile, $avi_path_new) )
      {
        $q = $db->sql_query('UPDATE ' . table_prefix . "users SET user_has_avatar = 1, avatar_type = '$file_type' WHERE user_id = {$user_id};");
        if ( !$q )
          $db->_die('Avatar CP updating users table after successful avatar upload');
        $has_avi = 1;
        $avi_type = $file_type;
        $quiet || print '<div class="info-box">' . $lang->get('usercp_avatar_upload_success') . '</div>';
      }
      else
      {
        echo '<div class="error-box">' . $lang->get('usercp_avatar_move_failed') . '</div>';
      }
      $had_a_boo_boo = false;
      break;
    case 'set_gravatar':
      // set avatar to use Gravatar
      // make sure we're allowed to do this
      if ( getConfig('avatar_upload_gravatar') != '1' )
      {
        // access denied
        break;
      }
      // first, remove old image
      if ( $has_avi )
      {
        // First switch the avatar off
        $q = $db->sql_query('UPDATE ' . table_prefix . 'users SET user_has_avatar = 0 WHERE user_id = ' . $user_id . ';');
        if ( !$q )
          $db->_die('Avatar CP switching user avatar off');
        
        @unlink($avi_path);
      }
      // set to gravatar mode
      $q = $db->sql_query('UPDATE ' . table_prefix . 'users SET user_has_avatar = 1, avatar_type = \'grv\' WHERE user_id = ' . $user_id . ';');
      if ( !$q )
        $db->_die('Avatar CP switching user avatar off');
        
      $has_avi = 1;
      $quiet || print '<div class="info-box">' . $lang->get('usercp_avatar_gravatar_success') . '</div>';
      $had_a_boo_boo = false;
      break;
  }
  return array($has_avi, $avi_type, $had_a_boo_boo);
}

?>