+
−<?php
+
−/*
+
−Plugin Name: Group control panel
+
−Plugin URI: http://enanocms.org/
+
−Description: Provides group moderators and site administrators with the ability to control who is part of their groups. 
+
−Author: Dan Fuhry
+
−Version: 1.0.1
+
−Author URI: http://enanocms.org/
+
−*/
+
−
+
−/*
+
− * Enano - an open-source CMS capable of wiki functions, Drupal-like sidebar blocks, and everything in between
+
− * Version 1.0 release candidate 2
+
− * Copyright (C) 2007 Dan Fuhry
+
− *
+
− * This program is Free Software; you can redistribute 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.
+
− */
+
−
+
−$plugins->attachHook('base_classes_initted', '
+
−  global $paths;
+
−    $paths->add_page(Array(
+
−      \'name\'=>\'Group Membership\',
+
−      \'urlname\'=>\'Usergroups\',
+
−      \'namespace\'=>\'Special\',
+
−      \'special\'=>0,\'visible\'=>0,\'comments_on\'=>0,\'protected\'=>1,\'delvotes\'=>0,\'delvote_ips\'=>\'\',
+
−      ));
+
−    ');
+
−
+
−function page_Special_Usergroups()
+
−{
+
−  global $db, $session, $paths, $template, $plugins; // Common objects
+
−  global $email; // Import e-mail encryption functions
+
−  
+
−  if ( !$session->user_logged_in )
+
−  {
+
−    header('Location: ' . makeUrlComplete('Special', 'Login/' . $paths->page));
+
−    $db->close();
+
−    exit;
+
−  }
+
−  
+
−  $template->header();
+
−  if ( isset($_POST['do_view']) || isset($_POST['do_view_n']) || ( isset($_GET['act']) && isset($_POST['group_id']) ) )
+
−  {
+
−    $gid = ( isset ( $_POST['do_view_n'] ) ) ? intval($_POST['group_id_n']) : intval($_POST['group_id']);
+
−    if ( empty($gid) || $gid < 1 )
+
−    {
+
−      die_friendly('Error', '<p>Hacking attempt</p>');
+
−    }
+
−    $q = $db->sql_query('SELECT group_name,group_type FROM '.table_prefix.'groups WHERE group_id=' . $gid . ';');
+
−    if ( !$q )
+
−    {
+
−      $db->_die();
+
−    }
+
−    $row = $db->fetchrow();
+
−    $db->free_result();
+
−    $members = array();
+
−    $pending = array();
+
−    $q = $db->sql_query('SELECT u.username,u.email,u.reg_time,m.member_id,m.user_id,m.is_mod,m.pending,COUNT(c.comment_id)
+
−                           FROM '.table_prefix.'users AS u
+
−                           LEFT JOIN '.table_prefix.'group_members AS m
+
−                             ON ( m.user_id = u.user_id )
+
−                           LEFT JOIN '.table_prefix.'comments AS c
+
−                             ON ( c.name = u.username )
+
−                           WHERE m.group_id=' . $gid . '
+
−                           GROUP BY u.user_id
+
−                           ORDER BY m.is_mod DESC,u.username ASC;');
+
−    if ( !$q )
+
−    {
+
−      $db->_die();
+
−    }
+
−    
+
−    $is_member = false;
+
−    $is_mod = false;
+
−    $is_pending = false;
+
−    
+
−    while ( $mr = $db->fetchrow() )
+
−    {
+
−      if ( $mr['pending'] == 1 )
+
−      {
+
−        $pending[] = $mr;
+
−        if ( $mr['user_id'] == $session->user_id )
+
−        {
+
−          $is_pending = true;
+
−        }
+
−      }
+
−      else
+
−      {
+
−        $members[] = $mr;
+
−        if ( $mr['user_id'] == $session->user_id )
+
−        {
+
−          $is_member = true;
+
−          if ( $mr['is_mod'] == 1 )
+
−          {
+
−            $is_mod = true;
+
−          }
+
−        }
+
−      }
+
−    }
+
−    
+
−    $status = ( $is_member && $is_mod )
+
−      ? 'You are a moderator of this group.'
+
−      : ( ( $is_member && !$is_mod ) 
+
−        ? 'You are a member of this group.'
+
−        : 'You are not a member of this group.'
+
−        );
+
−      
+
−    $can_do_admin_stuff = ( $is_mod || $session->user_level >= USER_LEVEL_ADMIN );
+
−      
+
−    switch ( $row['group_type'] )
+
−    {
+
−      case GROUP_HIDDEN:  $g_state = 'Hidden group';                break;
+
−      case GROUP_CLOSED:  $g_state = 'Closed group';                break;
+
−      case GROUP_REQUEST: $g_state = 'Members can request to join'; break;
+
−      case GROUP_OPEN:    $g_state = 'Anyone can join';             break;
+
−    }
+
−    
+
−    if ( isset($_GET['act']) && $can_do_admin_stuff )
+
−    {
+
−      switch($_GET['act'])
+
−      {
+
−        case 'update':
+
−          if(!in_array(intval($_POST['group_state']), Array(GROUP_CLOSED, GROUP_OPEN, GROUP_HIDDEN, GROUP_REQUEST)))
+
−          {
+
−            die_friendly('ERROR', '<p>Hacking attempt</p>');
+
−          }
+
−          $q = $db->sql_query('UPDATE '.table_prefix.'groups SET group_type=' . intval($_POST['group_state']) . ' WHERE group_id=' . intval( $_POST['group_id']) . ';');
+
−          if (!$q)
+
−            $db->_die();
+
−          $row['group_type'] = $_POST['group_state'];
+
−          echo '<div class="info-box" style="margin-left: 0;">The group state was updated.</div>';
+
−          break;
+
−        case 'adduser':
+
−          $username = $_POST['add_username'];
+
−          $mod = ( isset($_POST['add_mod']) ) ? '1' : '0';
+
−          
+
−          $q = $db->sql_query('SELECT user_id FROM '.table_prefix.'users WHERE username=\'' . $db->escape($username) . '\';');
+
−          if (!$q)
+
−            $db->_die();
+
−          if ($db->numrows() < 1)
+
−          {
+
−            echo '<div class="error-box">The username you entered could not be found.</div>';
+
−            break;
+
−          }
+
−          $r = $db->fetchrow();
+
−          $db->free_result();
+
−          $uid = intval($r['user_id']);
+
−
+
−          // Check if the user is already in the group, and if so, only update modship
+
−          $q = $db->sql_query('SELECT member_id,is_mod FROM '.table_prefix.'group_members WHERE user_id=' . $uid . ' AND group_id=' . intval($_POST['group_id']) . ';');
+
−          if ( !$q )
+
−            $db->_die();
+
−          if ( $db->numrows() > 0 )
+
−          {
+
−            $r = $db->fetchrow();
+
−            if ( (string) $r['is_mod'] != $mod )
+
−            {
+
−              $q = $db->sql_query('UPDATE '.table_prefix.'group_members SET is_mod=' . $mod . ' WHERE member_id=' . $r['member_id'] . ';');
+
−              if ( !$q )
+
−                $db->_die();
+
−              foreach ( $members as $i => $member )
+
−              {
+
−                if ( $member['member_id'] == $r['member_id'] )
+
−                  $members[$i]['is_mod'] = (int)$mod;
+
−              }
+
−              echo '<div class="info-box">The user "' . $username . '" is already in this group, so their moderator status was updated.</div>';
+
−            }
+
−            else
+
−            {
+
−              echo '<div class="info-box">The user "' . $username . '" is already in this group.</div>';
+
−            }
+
−            break;
+
−          }
+
−          
+
−          $db->free_result();
+
−          
+
−          $q = $db->sql_query('INSERT INTO '.table_prefix.'group_members(group_id,user_id,is_mod) VALUES(' . intval($_POST['group_id']) . ', ' . $uid . ', ' . $mod . ');');
+
−          if (!$q)
+
−            $db->_die();
+
−          echo '<div class="info-box">The user "' . $username . '" has been added to this usergroup.</div>';
+
−          
+
−          $q = $db->sql_query('SELECT u.username,u.email,u.reg_time,m.member_id,m.user_id,m.is_mod,COUNT(c.comment_id)
+
−                                 FROM '.table_prefix.'users AS u
+
−                                 LEFT JOIN '.table_prefix.'group_members AS m
+
−                                   ON ( m.user_id = u.user_id )
+
−                                 LEFT JOIN '.table_prefix.'comments AS c
+
−                                   ON ( c.name = u.username )
+
−                                 WHERE m.group_id=' . $gid . '
+
−                                   AND m.pending!=1
+
−                                   AND u.user_id=' . $uid . '
+
−                                 GROUP BY u.user_id
+
−                                 ORDER BY m.is_mod DESC,u.username ASC
+
−                                 LIMIT 1;');
+
−          if ( !$q )
+
−            $db->_die();
+
−          
+
−          $r = $db->fetchrow();
+
−          $members[] = $r;
+
−          $db->free_result();
+
−          
+
−          break;
+
−        case 'del_users':
+
−          foreach ( $members as $i => $member )
+
−          {
+
−            if ( isset($_POST['del_user'][$member['member_id']]) )
+
−            {
+
−              $q = $db->sql_query('DELETE FROM '.table_prefix.'group_members WHERE member_id=' . $member['member_id'] . ';');
+
−              if (!$q)
+
−                $db->_die();
+
−              unset($members[$i]);
+
−            }
+
−          }
+
−          break;
+
−        case 'pending':
+
−          foreach ( $pending as $i => $member )
+
−          {
+
−            if ( isset( $_POST['with_user'][$member['member_id']]) )
+
−            {
+
−              if ( isset ( $_POST['do_appr_pending'] ) )
+
−              {
+
−                $q = $db->sql_query('UPDATE '.table_prefix.'group_members SET pending=0 WHERE member_id=' . $member['member_id'] . ';');
+
−                if (!$q)
+
−                  $db->_die();
+
−                $members[] = $member;
+
−                unset($pending[$i]);
+
−                continue;
+
−              }
+
−              elseif ( isset ( $_POST['do_reject_pending'] ) )
+
−              {
+
−                $q = $db->sql_query('DELETE FROM '.table_prefix.'group_members WHERE member_id=' . $member['member_id'] . ';');
+
−                if (!$q)
+
−                  $db->_die();
+
−                unset($pending[$i]);
+
−              }
+
−            }
+
−          }
+
−          echo '<div class="info-box">Pending members status updated successfully.</div>';
+
−          break;
+
−      }
+
−    }
+
−    
+
−    if ( isset($_GET['act']) && $_GET['act'] == 'update' && !$is_member && $row['group_type'] == GROUP_OPEN )
+
−    {
+
−      $q = $db->sql_query('INSERT INTO '.table_prefix.'group_members(group_id,user_id) VALUES(' . $gid . ', ' . $session->user_id . ');');
+
−      if (!$q)
+
−        $db->_die();
+
−      echo '<div class="info-box">You have been added to this group.</div>';
+
−      
+
−      $q = $db->sql_query('SELECT u.username,u.email,u.reg_time,m.member_id,m.user_id,m.is_mod,COUNT(c.comment_id)
+
−                             FROM '.table_prefix.'users AS u
+
−                             LEFT JOIN '.table_prefix.'group_members AS m
+
−                               ON ( m.user_id = u.user_id )
+
−                             LEFT JOIN '.table_prefix.'comments AS c
+
−                               ON ( c.name = u.username )
+
−                             WHERE m.group_id=' . $gid . '
+
−                               AND m.pending!=1
+
−                               AND u.user_id=' . $session->user_id . '
+
−                             GROUP BY u.user_id
+
−                             ORDER BY m.is_mod DESC,u.username ASC
+
−                             LIMIT 1;');
+
−      if ( !$q )
+
−        $db->_die();
+
−      
+
−      $r = $db->fetchrow();
+
−      $members[] = $r;
+
−      $db->free_result();
+
−      
+
−    }
+
−    
+
−    if ( isset($_GET['act']) && $_GET['act'] == 'update' && !$is_member && $row['group_type'] == GROUP_REQUEST && !$is_pending )
+
−    {
+
−      $q = $db->sql_query('INSERT INTO '.table_prefix.'group_members(group_id,user_id,pending) VALUES(' . $gid . ', ' . $session->user_id . ', 1);');
+
−      if (!$q)
+
−        $db->_die();
+
−      echo '<div class="info-box">A request has been sent to the moderator(s) of this group to add you.</div>';
+
−    }
+
−    
+
−    $state_btns = ( $can_do_admin_stuff ) ?
+
−                  '<label><input type="radio" name="group_state" value="' . GROUP_HIDDEN . '" ' . (( $row['group_type'] == GROUP_HIDDEN ) ? 'checked="checked"' : '' ) . ' /> Hidden group</label>
+
−                   <label><input type="radio" name="group_state" value="' . GROUP_CLOSED . '" ' . (( $row['group_type'] == GROUP_CLOSED ) ? 'checked="checked"' : '' ) . ' /> Closed group</label>
+
−                   <label><input type="radio" name="group_state" value="' . GROUP_REQUEST. '" ' . (( $row['group_type'] == GROUP_REQUEST) ? 'checked="checked"' : '' ) . ' /> Members can request to join</label>
+
−                   <label><input type="radio" name="group_state" value="' . GROUP_OPEN   . '" ' . (( $row['group_type'] == GROUP_OPEN   ) ? 'checked="checked"' : '' ) . ' /> Anybody can join</label>'
+
−                   : $g_state;
+
−    if ( !$can_do_admin_stuff && $row['group_type'] == GROUP_REQUEST && !$is_member )
+
−    {
+
−      if ( $is_pending )
+
−        $state_btns .= ' (Your request to join is awaiting approval)';
+
−      else
+
−        $state_btns .= ' <input type="submit" value="Request membership" />';
+
−    }
+
−    
+
−    if ( !$can_do_admin_stuff && $row['group_type'] == GROUP_OPEN && !$is_member )
+
−    {
+
−      $state_btns .= ' <input type="submit" value="Join this group" />';
+
−    }
+
−    
+
−    echo '<form action="' . makeUrl($paths->page, 'act=update') . '" method="post" enctype="multipart/form-data">
+
−          <div class="tblholder">
+
−            <table border="0" cellspacing="1" cellpadding="4">
+
−              <tr>
+
−                <th colspan="2">Group information</th>
+
−              </tr>
+
−              <tr>
+
−                <td class="row2">Group name:</td>
+
−                <td class="row1">' . $row['group_name'] . '</td>
+
−              </tr>
+
−              <tr>
+
−                <td class="row2">Membership status:</td>
+
−                <td class="row1">' . $status . '</td>
+
−              </tr>
+
−              <tr>
+
−                <td class="row2">Group state:</td>
+
−                <td class="row1">' . $state_btns . '</td>
+
−              </tr>   
+
−              ' . ( ( $is_mod || $session->user_level >= USER_LEVEL_ADMIN ) ? '
+
−              <tr>
+
−                <th class="subhead" colspan="2">
+
−                  <input type="submit" value="Save changes" />
+
−                </th>
+
−              </tr>
+
−              ' : '' ) . '
+
−            </table>
+
−          </div>
+
−          <input name="group_id" value="' . $gid . '" type="hidden" />
+
−          </form>';
+
−    if ( sizeof ( $pending ) > 0 && $can_do_admin_stuff )
+
−    {
+
−      echo '<form action="' . makeUrl($paths->page, 'act=pending') . '" method="post" enctype="multipart/form-data">
+
−            <input name="group_id" value="' . $gid . '" type="hidden" />
+
−            <h2>Pending memberships</h2>
+
−            <div class="tblholder">
+
−            <table border="0" cellspacing="1" cellpadding="4">
+
−              <tr>
+
−                <th>Username</th>
+
−                <th>E-mail</th>
+
−                <th>Registered</th>
+
−                <th>Total comments</th>
+
−                <th>Select</th>
+
−              </tr>';
+
−      $cls = 'row2';
+
−      foreach ( $pending as $member )
+
−      {
+
−        
+
−        $date = date('F d, Y', $member['reg_time']);
+
−        $cls = ( $cls == 'row2' ) ? 'row1' : 'row2';
+
−        $addy = $email->encryptEmail($member['email']);
+
−        
+
−        echo "<tr>
+
−                <td class='{$cls}'>{$member['username']}</td>
+
−                <td class='{$cls}'>{$addy}</td>
+
−                <td class='{$cls}'>{$date}</td>
+
−                <td class='{$cls}'>{$member['COUNT(c.comment_id)']}</td>
+
−                <td class='{$cls}' style='text-align: center;'><input type='checkbox' name='with_user[{$member['member_id']}]' /></td>
+
−              </tr>";
+
−      }
+
−      echo '</table>
+
−            </div>
+
−            <div style="margin: 10px 0 0 auto;">
+
−              With selected: 
+
−              <input type="submit" name="do_appr_pending" value="Approve membership" />
+
−              <input type="submit" name="do_reject_pending" value="Reject membership" />
+
−            </div>
+
−            </form>';
+
−    }
+
−    echo '<form action="' . makeUrl($paths->page, 'act=del_users') . '" method="post" enctype="multipart/form-data">
+
−          <h2>Group members</h2>
+
−          <div class="tblholder">
+
−            <table border="0" cellspacing="1" cellpadding="4">
+
−              <tr>
+
−                <th>Username</th>
+
−                <th>E-mail</th>
+
−                <th>Registered</th>
+
−                <th>Total comments</th>
+
−                ' . ( ( $can_do_admin_stuff ) ? "
+
−                <th>Remove?</th>
+
−                " : '' ) . '
+
−              </tr>
+
−              <tr>
+
−                <th colspan="5" class="subhead">Group moderators</th>
+
−              </tr>';
+
−    $mod_printed = false;
+
−    $mem_printed = false;
+
−    $cls = 'row2';
+
−    
+
−    foreach ( $members as $member )
+
−    {
+
−      if ( $member['is_mod'] != 1 )
+
−        break;
+
−      
+
−      $date = date('F d, Y', $member['reg_time']);
+
−      $cls = ( $cls == 'row2' ) ? 'row1' : 'row2';
+
−      $addy = $email->encryptEmail($member['email']);
+
−      
+
−      $mod_printed = true;
+
−      
+
−      echo "<tr>
+
−              <td class='{$cls}'>{$member['username']}</td>
+
−              <td class='{$cls}'>{$addy}</td>
+
−              <td class='{$cls}'>{$date}</td>
+
−              <td class='{$cls}'>{$member['COUNT(c.comment_id)']}</td>
+
−              " . ( ( $can_do_admin_stuff ) ? "
+
−              <td class='{$cls}' style='text-align: center;'><input type='checkbox' name='del_user[{$member['member_id']}]' /></td>
+
−              " : '' ) . "
+
−            </tr>";
+
−    }
+
−    if (!$mod_printed)
+
−      echo '<tr><td class="' . $cls . '" colspan="5">This group has no moderators.</td></th>';
+
−    echo '<tr><th class="subhead" colspan="5">Group members</th></tr>';
+
−    foreach ( $members as $member )
+
−    {
+
−      if ( $member['is_mod'] == 1 )
+
−        continue;
+
−      
+
−      $date = date('F d, Y', $member['reg_time']);
+
−      $cls = ( $cls == 'row2' ) ? 'row1' : 'row2';
+
−      $addy = $email->encryptEmail($member['email']);
+
−      
+
−      $mem_printed = true;
+
−      
+
−      echo "<tr>
+
−              <td class='{$cls}'>{$member['username']}</td>
+
−              <td class='{$cls}'>{$addy}</td>
+
−              <td class='{$cls}'>{$date}</td>
+
−              <td class='{$cls}'>{$member['COUNT(c.comment_id)']}</td>
+
−              " . ( ( $can_do_admin_stuff ) ? "
+
−              <td class='{$cls}' style='text-align: center;'><input type='checkbox' name='del_user[{$member['member_id']}]' /></td>
+
−              " : '' ) . "
+
−            </tr>";
+
−    }
+
−    if (!$mem_printed)
+
−      echo '<tr><td class="' . $cls . '" colspan="5">This group has no members.</td></th>';
+
−    echo '  </table>
+
−          </div>';
+
−    if ( $can_do_admin_stuff )
+
−    {
+
−      echo "<div style='margin: 10px 0 0 auto;'><input type='submit' name='do_del_user' value='Remove selected users' /></div>";
+
−    }
+
−    echo '<input name="group_id" value="' . $gid . '" type="hidden" />
+
−          </form>';
+
−    if ( $can_do_admin_stuff )
+
−    {
+
−      echo '<form action="' . makeUrl($paths->page, 'act=adduser') . '" method="post" enctype="multipart/form-data" onsubmit="if(!submitAuthorized) return false;">
+
−              <div class="tblholder">
+
−                <table border="0" cellspacing="1" cellpadding="4">
+
−                  <tr>
+
−                    <th colspan="2">Add a new member to this group</th>
+
−                  </tr>
+
−                  <tr>
+
−                    <td class="row2">Username:</td><td class="row1">' . $template->username_field('add_username') . '</td>
+
−                  </tr>
+
−                  <tr>
+
−                    <td class="row2">Group moderator:</td><td class="row1"><label><input type="checkbox" name="add_mod" /> User is a group moderator</label></td>
+
−                  </tr>
+
−                  <tr>
+
−                    <th class="subhead" colspan="2">
+
−                      <input type="submit" value="Add member" />
+
−                    </th>
+
−                  </tr>
+
−                </table>
+
−              </div>
+
−              <input name="group_id" value="' . $gid . '" type="hidden" />
+
−            </form>';
+
−    }
+
−  }
+
−  else
+
−  {
+
−    echo '<form action="'.makeUrlNS('Special', 'Usergroups').'" method="post" onsubmit="if(!submitAuthorized) return false;" enctype="multipart/form-data">';
+
−    echo '<div class="tblholder">
+
−          <table border="0" style="width: 100%;" cellspacing="1" cellpadding="4">
+
−            <tr>
+
−              <th colspan="2">Group membership details</th>
+
−            </tr>
+
−            <tr>
+
−              <td class="row2" style="text-align: right; width: 50%;">
+
−                Current group memberships:
+
−              </td>
+
−              <td class="row1" style="width: 50%;">';
+
−    $taboo = Array('Everyone');
+
−    if ( sizeof ( $session->groups ) > count($taboo) )
+
−    {
+
−      echo '<select name="group_id">';
+
−      foreach ( $session->groups as $id => $group )
+
−      {
+
−        $taboo[] = $group;
+
−        if ( $group != 'Everyone' )
+
−        {
+
−          echo '<option value="' . $id . '">' . $group . '</option>';
+
−        }
+
−      }
+
−      echo '</select>
+
−            <input type="submit" name="do_view" value="View information" />';
+
−    }
+
−    else
+
−    {
+
−      echo 'None';
+
−    }
+
−    
+
−    echo '</td>
+
−        </tr>';
+
−    $taboo = 'WHERE group_name != \'' . implode('\' AND group_name != \'', $taboo) . '\'';
+
−    $q = $db->sql_query('SELECT group_id,group_name FROM '.table_prefix.'groups '.$taboo.' AND group_type != ' . GROUP_HIDDEN . ' ORDER BY group_name ASC;');
+
−    if(!$q)
+
−    {
+
−      echo $db->get_error();
+
−      $template->footer();
+
−      return;
+
−    }
+
−    if($db->numrows() > 0)
+
−    {
+
−      echo '<tr>
+
−              <td class="row2" style="text-align: right;">
+
−                Non-memberships:
+
−              </td>
+
−              <td class="row1">
+
−              <select name="group_id_n">';
+
−      while ( $row = $db->fetchrow() )
+
−      {
+
−        if ( $row['group_name'] != 'Everyone' )
+
−        {
+
−          echo '<option value="' . $row['group_id'] . '">' . $row['group_name'] . '</option>';
+
−        }
+
−      }
+
−      echo '</select>
+
−            <input type="submit" name="do_view_n" value="View information" />
+
−          </td>
+
−        </tr>
+
−      ';
+
−    }
+
−    $db->free_result();
+
−    echo '</table>
+
−        </div>
+
−        </form>';
+
−  }
+
−  $template->footer();
+
−}
+
−
+
−?>