<?php
    // include libraries
    require_once("../setup.php");
    
	if($logged_in != 1) { //not logged
		error_catcher(1);
		exit;
	}else{
        // check if the user can access the page
        authorized_to_access_page('manage_users');

		//Get user list from DB
		$users_list = users();
		if($users_list=="DBError"){
			error_catcher(4);
			exit;
		}else{
			print("	<script language='JavaScript'>
						function del(id){
							if(confirm(\"".get_string('script', 'ScriptDeleteUserConfirmation')."\")){
								location.href=\"../admin/delete_user.php?userid=\"+id;
							}
						}
					</script>");
?>
		<div id="content_area">
			<p class="pagetitle"><?php echo get_string('home', 'ManageUsersListPageTitle'); ?></p>
			<!-- In shibboleth mode users cannot be added -->
			<?php if($_SESSION['auth_type'] == "local"){ ?>
                <p class="pagesubtitle"><?php echo get_string('home', 'ManageUsersListAddNewOne'); ?></p>
				<p style="margin-left: 20px; color: #000000;"><a href="../home/home.php?action=add"><?php echo get_string('home', 'ManageUsersListAddNewUser'); ?></a></p>			
            <?php
                }
                $users = count($users_list);
                if(count($users_list)<=1){
            ?>
                    <p class="pagesubtitle"><?php echo get_string('home', 'ManageUsersListExistingOnes'); ?></p>
                    <p style="margin-left: 20px; color: #000000;"><?php echo get_string('home', 'ManageUsersListNoOtherUsersMessage'); ?></p>
            <?php   
                }else{
            ?>
                    <p class="pagesubtitle"><?php echo get_string('home', 'ManageUsersListExistingOnes'); ?></p>
                    <!-- Users's table, deactivated accounts in red -->
			        <table id="sortabletable" class="sortable txt table_list" width="530" cellpadding="2" cellspacing="0">    
                        <tr>
					        <th width="80"><nobr><?php echo get_string('home', 'ManageUsersUsername'); ?></nobr></th>
					        <th width="90"><nobr><?php echo get_string('home', 'ManageUsersFirstName'); ?></nobr></th>
					        <th width="90"><nobr><?php echo get_string('home', 'ManageUsersLastName'); ?></nobr></th>
					        <th width="70"><nobr><?php echo get_string('home', 'ManageUsersInstitute'); ?></nobr></th>
					        <th width="50" align="center"><nobr><?php echo get_string('home', 'ManageUsersEmail'); ?></nobr></th>
					        <th width="50" align="center"><nobr><?php echo get_string('home', 'ManageUsersPreferredLanguage'); ?></nobr></th>
                            <th width="50"><nobr><?php echo get_string('home', 'ManageUsersType'); ?></nobr></th>
					        <th align="center" class="unsortable"><nobr><?php echo get_string('home', 'ManageUsersListActions'); ?></nobr></th>
			   	        </tr>
<?php
                }  
				
                if(count($users_list)!=0){ 
				   foreach($users_list as $user){
				   		//We don't print the current user
				   		if($user['username'] !=$_SESSION['username']){
                            $class = ($user['active']) ? "txt" : "deleted_light";
                            $available_languages = get_available_languages();
?>
							<tr>
								<!-- username filed, printed for non-shibboleth users -->
								<td class="<?php echo $class; ?>">
                                <?php 
										if($user['pwd']!="") 
											echo $user['username']; 
										else 
											echo "* * * * *";
									?>
								</td>
								<!-- First name field -->
								<td class="<?php echo $class; ?>"><?php echo $user['firstname']; ?></td>
								<!-- Last name field -->
								<td class="<?php echo $class; ?>"><?php echo $user['lastname']; ?></td>
								<!-- Institute field -->
								<td class="<?php echo $class; ?>"><?php echo $user['institute']; ?></td>
								<!-- Email field (image) -->
								<td align="center"><a href="mailto:<?php echo htmlspecialchars($user['email']); ?>"><IMG src="../images/email.gif" title="<?php echo get_string('home', 'ManageUsersListEmailMessage') . ' ' .  htmlspecialchars($user['email']);?>" BORDER=0 WIDTH=16 HEIGHT=12></a></td>
								<!-- Preferred language field -->
                                <td class="<?php echo $class; ?>"><?php echo $available_languages[$user['preferred_language']]; ?></td>
                                <!-- Account type (user/admin) -->
								<td class="<?php echo $class; ?>"><?php echo get_string('home', 'ManageUsersTypes', $user['type']); ?></td>
								<!-- Actions (modify,delete) -->
								<td width="32" align="center">
                                    <a href="../home/home.php?action=modify&userid=<?php echo $user['id']; ?>"><IMG src="../images/edit.gif" alt="<?php echo get_string('home', 'ManageUsersListEditMessage'); ?>" title="<?php echo get_string('home', 'ManageUsersListEditMessage'); ?>" BORDER=0 WIDTH=14 HEIGHT=14></a>
								    <a href="javascript:del(<?php echo $user['id']?>);"><IMG src="../images/delete.gif" alt="<?php echo get_string('home', 'ManageUsersListDeleteMessage'); ?>" title="<?php echo get_string('home', 'ManageUsersListDeleteMessage'); ?>" BORDER=0 WIDTH=13 HEIGHT=16></a>
                                </td>
							</tr>
<?php 					}
   					}
				} 
?>
			</table>
		</div>
<?php
		} 
	}
?>