chamilo / chamilo-lms

main/admin/user_list.php

Indentation +127 added lines, -127 removed lines

@@ -308,13 +308,13 @@ 
     $firstname = $userInfo['firstname'];
     $lastname = $userInfo['lastname'];
 
-	if (api_is_western_name_order()) {
-		$message = sprintf(get_lang('AttemptingToLoginAs'),$firstname, $lastname, $userId);
-	} else {
-		$message = sprintf(get_lang('AttemptingToLoginAs'), $lastname, $firstname, $userId);
-	}
+    if (api_is_western_name_order()) {
+        $message = sprintf(get_lang('AttemptingToLoginAs'),$firstname, $lastname, $userId);
+    } else {
+        $message = sprintf(get_lang('AttemptingToLoginAs'), $lastname, $firstname, $userId);
+    }
 
-	if ($userId) {
+    if ($userId) {
 
         // Logout the current user
         LoginDelete(api_get_user_id());
@@ -349,7 +349,7 @@ 
         Display :: display_footer();
         exit;
 
-	}
+    }
 }
 
 /**
@@ -388,7 +388,7 @@ 
     }*/
 
     if (!in_array($direction, array('ASC','DESC'))) {
-    	$direction = 'ASC';
+        $direction = 'ASC';
     }
     $column = intval($column);
     $from 	= intval($from);
@@ -399,23 +399,23 @@ 
         $sql .= " WHERE u.creator_id = ".api_get_user_id();
     }
 
-	$sql .= " ORDER BY col$column $direction ";
-	$sql .= " LIMIT $from,$number_of_items";
+    $sql .= " ORDER BY col$column $direction ";
+    $sql .= " LIMIT $from,$number_of_items";
 
-	$res = Database::query($sql);
+    $res = Database::query($sql);
 
-	$users = array ();
+    $users = array ();
     $t = time();
-	while ($user = Database::fetch_row($res)) {
-		$userPicture = UserManager::getUserPicture($user[0], USER_IMAGE_SIZE_SMALL);
-		$photo = '<img src="'.$userPicture.'" width="22" height="22" alt="'.api_get_person_name($user[2], $user[3]).'" title="'.api_get_person_name($user[2], $user[3]).'" />';
+    while ($user = Database::fetch_row($res)) {
+        $userPicture = UserManager::getUserPicture($user[0], USER_IMAGE_SIZE_SMALL);
+        $photo = '<img src="'.$userPicture.'" width="22" height="22" alt="'.api_get_person_name($user[2], $user[3]).'" title="'.api_get_person_name($user[2], $user[3]).'" />';
 
         if ($user[7] == 1 && !empty($user[10])) {
             // check expiration date
             $expiration_time = convert_sql_date($user[10]);
             // if expiration date is passed, store a special value for active field
             if ($expiration_time < $t) {
-        	   $user[7] = '-1';
+                $user[7] = '-1';
             }
         }
 
@@ -433,9 +433,9 @@ 
             api_get_local_time($user[9]),
             $user[0]
         );
-	}
+    }
 
-	return $users;
+    return $users;
 }
 
 /**
@@ -444,7 +444,7 @@ 
 * @return string HTML-code with a mailto-link
 */
 function email_filter($email) {
-	return Display :: encrypted_mailto_link($email, $email);
+    return Display :: encrypted_mailto_link($email, $email);
 }
 
 /**
@@ -453,7 +453,7 @@ 
 * @return string HTML-code with a mailto-link
 */
 function user_filter($name, $params, $row) {
-	return '<a href="'.api_get_path(WEB_PATH).'whoisonline.php?origin=user_list&id='.$row[0].'">'.$name.'</a>';
+    return '<a href="'.api_get_path(WEB_PATH).'whoisonline.php?origin=user_list&id='.$row[0].'">'.$name.'</a>';
 }
 
 /**
@@ -464,84 +464,84 @@ 
  * @return string Some HTML-code with modify-buttons
  */
 function modify_filter($user_id, $url_params, $row) {
-	global $charset, $_admins_list;
-	$is_admin   = in_array($user_id,$_admins_list);
-	$statusname = api_get_status_langvars();
-	$user_is_anonymous = false;
+    global $charset, $_admins_list;
+    $is_admin   = in_array($user_id,$_admins_list);
+    $statusname = api_get_status_langvars();
+    $user_is_anonymous = false;
     $current_user_status_label = $row['7'];
 
-	if ($current_user_status_label == $statusname[ANONYMOUS]) {
-		$user_is_anonymous =true;
-	}
-	$result = '';
-	if (!$user_is_anonymous) {
-		$icon = Display::return_icon('course.png', get_lang('Courses'), array('onmouseout' => 'clear_course_list (\'div_'.$user_id.'\')'));
-		$result .= '<a href="javascript:void(0)" onclick="load_course_list(\'div_'.$user_id.'\','.$user_id.')" >
+    if ($current_user_status_label == $statusname[ANONYMOUS]) {
+        $user_is_anonymous =true;
+    }
+    $result = '';
+    if (!$user_is_anonymous) {
+        $icon = Display::return_icon('course.png', get_lang('Courses'), array('onmouseout' => 'clear_course_list (\'div_'.$user_id.'\')'));
+        $result .= '<a href="javascript:void(0)" onclick="load_course_list(\'div_'.$user_id.'\','.$user_id.')" >
 			        '.$icon.'
 					<div class="blackboard_hide" id="div_'.$user_id.'">&nbsp;&nbsp;</div>
 					</a>';
 
         $icon = Display::return_icon('session.png', get_lang('Sessions'), array('onmouseout' => 'clear_session_list (\'div_s_'.$user_id.'\')'));
-		$result .= '<a href="javascript:void(0)" onclick="load_session_list(\'div_s_'.$user_id.'\','.$user_id.')" >
+        $result .= '<a href="javascript:void(0)" onclick="load_session_list(\'div_s_'.$user_id.'\','.$user_id.')" >
 					'.$icon.'
 					<div class="blackboard_hide" id="div_s_'.$user_id.'">&nbsp;&nbsp;</div>
 					</a>';
-	} else {
-		$result .= Display::return_icon('course_na.png',get_lang('Courses')).'&nbsp;&nbsp;';
-		$result .= Display::return_icon('course_na.png',get_lang('Sessions')).'&nbsp;&nbsp;';
-	}
+    } else {
+        $result .= Display::return_icon('course_na.png',get_lang('Courses')).'&nbsp;&nbsp;';
+        $result .= Display::return_icon('course_na.png',get_lang('Sessions')).'&nbsp;&nbsp;';
+    }
 
-	if (api_is_platform_admin()) {
-		if (!$user_is_anonymous) {
-			$result .= '<a href="user_information.php?user_id='.$user_id.'">'.Display::return_icon('synthese_view.gif', get_lang('Info')).'</a>&nbsp;&nbsp;';
-		} else {
-			$result .= Display::return_icon('synthese_view_na.gif', get_lang('Info')).'&nbsp;&nbsp;';
-		}
-	}
+    if (api_is_platform_admin()) {
+        if (!$user_is_anonymous) {
+            $result .= '<a href="user_information.php?user_id='.$user_id.'">'.Display::return_icon('synthese_view.gif', get_lang('Info')).'</a>&nbsp;&nbsp;';
+        } else {
+            $result .= Display::return_icon('synthese_view_na.gif', get_lang('Info')).'&nbsp;&nbsp;';
+        }
+    }
 
     //only allow platform admins to login_as, or session admins only for students (not teachers nor other admins)
     if (api_is_platform_admin() || (api_is_session_admin() && $current_user_status_label == $statusname[STUDENT])) {
-    	if (!$user_is_anonymous) {
+        if (!$user_is_anonymous) {
             if (api_global_admin_can_edit_admin($user_id)) {
                 $result .= '<a href="user_list.php?action=login_as&user_id='.$user_id.'&sec_token='.$_SESSION['sec_token'].'">'.Display::return_icon('login_as.png', get_lang('LoginAs')).'</a>&nbsp;&nbsp;';
             } else {
                 $result .= Display::return_icon('login_as_na.png', get_lang('LoginAs')).'&nbsp;&nbsp;';
             }
-    	} else {
-    		$result .= Display::return_icon('login_as_na.png', get_lang('LoginAs')).'&nbsp;&nbsp;';
-    	}
+        } else {
+            $result .= Display::return_icon('login_as_na.png', get_lang('LoginAs')).'&nbsp;&nbsp;';
+        }
     } else {
-    	$result .= Display::return_icon('login_as_na.png', get_lang('LoginAs')).'&nbsp;&nbsp;';
+        $result .= Display::return_icon('login_as_na.png', get_lang('LoginAs')).'&nbsp;&nbsp;';
     }
 
-	if ($current_user_status_label != $statusname[STUDENT]) {
-		$result .= Display::return_icon('statistics_na.gif', get_lang('Reporting')).'&nbsp;&nbsp;';
-	} else {
-		$result .= '<a href="../mySpace/myStudents.php?student='.$user_id.'">'.Display::return_icon('statistics.gif', get_lang('Reporting')).'</a>&nbsp;&nbsp;';
-	}
+    if ($current_user_status_label != $statusname[STUDENT]) {
+        $result .= Display::return_icon('statistics_na.gif', get_lang('Reporting')).'&nbsp;&nbsp;';
+    } else {
+        $result .= '<a href="../mySpace/myStudents.php?student='.$user_id.'">'.Display::return_icon('statistics.gif', get_lang('Reporting')).'</a>&nbsp;&nbsp;';
+    }
 
-	if (api_is_platform_admin(true)) {
+    if (api_is_platform_admin(true)) {
         $editProfileUrl = Display::getProfileEditionLink($user_id, true);
 
         if (!$user_is_anonymous && api_global_admin_can_edit_admin($user_id, null, true)) {
             $result .= '<a href="' . $editProfileUrl . '">'.Display::return_icon('edit.png', get_lang('Edit'), array(), ICON_SIZE_SMALL).'</a>&nbsp;';
-		} else {
+        } else {
             $result .= Display::return_icon('edit_na.png', get_lang('Edit'), array(), ICON_SIZE_SMALL).'</a>&nbsp;';
-		}
-	}
+        }
+    }
 
-	if ($is_admin) {
-		$result .= Display::return_icon('admin_star.png', get_lang('IsAdministrator'),array('width'=> ICON_SIZE_SMALL, 'heigth'=> ICON_SIZE_SMALL));
-	} else {
-		$result .= Display::return_icon('admin_star_na.png', get_lang('IsNotAdministrator'));
-	}
+    if ($is_admin) {
+        $result .= Display::return_icon('admin_star.png', get_lang('IsAdministrator'),array('width'=> ICON_SIZE_SMALL, 'heigth'=> ICON_SIZE_SMALL));
+    } else {
+        $result .= Display::return_icon('admin_star_na.png', get_lang('IsNotAdministrator'));
+    }
 
-	// actions for assigning sessions, courses or users
-	if (api_is_session_admin()) {
-		/*if ($row[0] == api_get_user_id()) {
+    // actions for assigning sessions, courses or users
+    if (api_is_session_admin()) {
+        /*if ($row[0] == api_get_user_id()) {
 			$result .= '<a href="dashboard_add_sessions_to_user.php?user='.$user_id.'">'.Display::return_icon('view_more_stats.gif', get_lang('AssignSessions')).'</a>&nbsp;&nbsp;';
 		}*/
-	} else {
+    } else {
         if ($current_user_status_label == $statusname[SESSIONADMIN]) {
             $result .= Display::url(
                 Display::return_icon('view_more_stats.gif', get_lang('AssignSessions')),
@@ -571,7 +571,7 @@ 
                 );
             }
         }
-	}
+    }
 
     if (api_is_platform_admin()) {
         $result .= ' <a data-title="'.get_lang('FreeBusyCalendar').'" href="'.api_get_path(WEB_AJAX_PATH).'agenda.ajax.php?a=get_user_agenda&user_id='.$user_id.'&modal_size=lg" class="agenda_opener ajax">'.
@@ -589,7 +589,7 @@ 
             }
         }
     }
-	return $result;
+    return $result;
 }
 
 
@@ -622,10 +622,10 @@ 
     if ($action == 'edit') {
         $result = Display::return_icon($image.'.png', get_lang('AccountExpired'), array(), 16);
     } elseif ($row['0']<>$_user['user_id']) {
-    	// you cannot lock yourself out otherwise you could disable all the accounts including your own => everybody is locked out and nobody can change it anymore.
-		$result = Display::return_icon($image.'.png', get_lang(ucfirst($action)), array('onclick'=>'active_user(this);', 'id'=>'img_'.$row['0']), 16).'</a>';
-	}
-	return $result;
+        // you cannot lock yourself out otherwise you could disable all the accounts including your own => everybody is locked out and nobody can change it anymore.
+        $result = Display::return_icon($image.'.png', get_lang(ucfirst($action)), array('onclick'=>'active_user(this);', 'id'=>'img_'.$row['0']), 16).'</a>';
+    }
+    return $result;
 }
 
 /**
@@ -638,8 +638,8 @@ 
  * @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
  */
 function status_filter($status) {
-	$statusname = api_get_status_langvars();
-	return $statusname[$status];
+    $statusname = api_get_status_langvars();
+    return $statusname[$status];
 }
 
 if (isset($_GET['keyword']) || isset($_GET['keyword_firstname'])) {
@@ -655,8 +655,8 @@ 
 
 if (!empty($action)) {
     $check = Security::check_token('get');
-	if ($check) {
-		switch ($action) {
+    if ($check) {
+        switch ($action) {
             case 'add_user_to_my_url':
                 $user_id = $_REQUEST["user_id"];
                 $result = UrlManager::add_user_to_url($user_id, $current_access_url_id);
@@ -666,45 +666,45 @@ 
                     $message  = Display::return_message($message, 'confirmation');
                 }
                 break;
-			case 'delete_user':
-				if (api_is_platform_admin()) {
+            case 'delete_user':
+                if (api_is_platform_admin()) {
                     $user_to_delete = $_GET['user_id'];
                     $current_user_id = api_get_user_id();
 
-					if ($deleteUserAvailable && api_global_admin_can_edit_admin($_GET['user_id'])) {
-						if ($user_to_delete != $current_user_id && UserManager :: delete_user($_GET['user_id'])) {
-							$message = Display :: return_message(get_lang('UserDeleted'), 'confirmation');
-						} else {
-							$message = Display :: return_message(get_lang('CannotDeleteUserBecauseOwnsCourse'), 'error');
-						}
-					} else {
-						$message = Display :: return_message(get_lang('CannotDeleteUser'),'error');
-					}
-				}
-				break;
+                    if ($deleteUserAvailable && api_global_admin_can_edit_admin($_GET['user_id'])) {
+                        if ($user_to_delete != $current_user_id && UserManager :: delete_user($_GET['user_id'])) {
+                            $message = Display :: return_message(get_lang('UserDeleted'), 'confirmation');
+                        } else {
+                            $message = Display :: return_message(get_lang('CannotDeleteUserBecauseOwnsCourse'), 'error');
+                        }
+                    } else {
+                        $message = Display :: return_message(get_lang('CannotDeleteUser'),'error');
+                    }
+                }
+                break;
             case 'delete':
-				if (api_is_platform_admin()) {
-					$number_of_selected_users = count($_POST['id']);
-					$number_of_deleted_users = 0;
-					if (is_array($_POST['id'])) {
-						foreach ($_POST['id'] as $index => $user_id) {
-							if ($user_id != $_user['user_id']) {
-								if (UserManager::delete_user($user_id)) {
-									$number_of_deleted_users++;
-								}
-							}
-						}
-					}
-					if ($number_of_selected_users == $number_of_deleted_users) {
+                if (api_is_platform_admin()) {
+                    $number_of_selected_users = count($_POST['id']);
+                    $number_of_deleted_users = 0;
+                    if (is_array($_POST['id'])) {
+                        foreach ($_POST['id'] as $index => $user_id) {
+                            if ($user_id != $_user['user_id']) {
+                                if (UserManager::delete_user($user_id)) {
+                                    $number_of_deleted_users++;
+                                }
+                            }
+                        }
+                    }
+                    if ($number_of_selected_users == $number_of_deleted_users) {
                         $message = Display :: return_message(get_lang('SelectedUsersDeleted'), 'confirmation');
-					} else {
+                    } else {
                         $message = Display :: return_message(get_lang('SomeUsersNotDeleted'), 'error');
-					}
-				}
-				break;
-		}
-		Security::clear_token();
-	}
+                    }
+                }
+                break;
+        }
+        Security::clear_token();
+    }
 }
 
 // Create a search-box
@@ -724,24 +724,24 @@ 
 
 $actions  = '';
 if (api_is_platform_admin()) {
-	$actions .= '<div style="float:right;">'.
-		 '<a href="'.api_get_path(WEB_CODE_PATH).'admin/user_add.php">'.
-         Display::return_icon('new_user.png',get_lang('AddUsers'),'',ICON_SIZE_MEDIUM).'</a>'.
-		 '</div>';
+    $actions .= '<div style="float:right;">'.
+            '<a href="'.api_get_path(WEB_CODE_PATH).'admin/user_add.php">'.
+            Display::return_icon('new_user.png',get_lang('AddUsers'),'',ICON_SIZE_MEDIUM).'</a>'.
+            '</div>';
 }
 $actions .= $form->return_form();
 
 if (isset ($_GET['keyword'])) {
-	$parameters = array ('keyword' => Security::remove_XSS($_GET['keyword']));
+    $parameters = array ('keyword' => Security::remove_XSS($_GET['keyword']));
 } elseif (isset ($_GET['keyword_firstname'])) {
-	$parameters['keyword_firstname'] 	= Security::remove_XSS($_GET['keyword_firstname']);
-	$parameters['keyword_lastname']	 	= Security::remove_XSS($_GET['keyword_lastname']);
-	$parameters['keyword_username']	 	= Security::remove_XSS($_GET['keyword_username']);
-	$parameters['keyword_email'] 	 	= Security::remove_XSS($_GET['keyword_email']);
-	$parameters['keyword_officialcode'] = Security::remove_XSS($_GET['keyword_officialcode']);
-	$parameters['keyword_status'] 		= Security::remove_XSS($_GET['keyword_status']);
-	$parameters['keyword_active'] 		= Security::remove_XSS($_GET['keyword_active']);
-	$parameters['keyword_inactive'] 	= Security::remove_XSS($_GET['keyword_inactive']);
+    $parameters['keyword_firstname'] 	= Security::remove_XSS($_GET['keyword_firstname']);
+    $parameters['keyword_lastname']	 	= Security::remove_XSS($_GET['keyword_lastname']);
+    $parameters['keyword_username']	 	= Security::remove_XSS($_GET['keyword_username']);
+    $parameters['keyword_email'] 	 	= Security::remove_XSS($_GET['keyword_email']);
+    $parameters['keyword_officialcode'] = Security::remove_XSS($_GET['keyword_officialcode']);
+    $parameters['keyword_status'] 		= Security::remove_XSS($_GET['keyword_status']);
+    $parameters['keyword_active'] 		= Security::remove_XSS($_GET['keyword_active']);
+    $parameters['keyword_inactive'] 	= Security::remove_XSS($_GET['keyword_inactive']);
 }
 // Create a sortable table with user-data
 $parameters['sec_token'] = Security::get_token();
@@ -752,7 +752,7 @@ 
 $res_admin = Database::query($sql_admin);
 $_admins_list = array();
 while ($row_admin = Database::fetch_row($res_admin)) {
-	$_admins_list[] = $row_admin[0];
+    $_admins_list[] = $row_admin[0];
 }
 
 // Display Advanced search form.
@@ -808,11 +808,11 @@ 
 $table->set_header(2, get_lang('OfficialCode'));
 
 if (api_is_western_name_order()) {
-	$table->set_header(3, get_lang('FirstName'));
-	$table->set_header(4, get_lang('LastName'));
+    $table->set_header(3, get_lang('FirstName'));
+    $table->set_header(4, get_lang('LastName'));
 } else {
-	$table->set_header(3, get_lang('LastName'));
-	$table->set_header(4, get_lang('FirstName'));
+    $table->set_header(3, get_lang('LastName'));
+    $table->set_header(4, get_lang('FirstName'));
 }
 $table->set_header(5, get_lang('LoginName'));
 $table->set_header(6, get_lang('Email'));

Spacing +43 added lines, -43 removed lines

@@ -107,10 +107,10 @@ 
 function display_advanced_search_form () {
     if ($("#advanced_search_form").css("display") == "none") {
         $("#advanced_search_form").css("display","block");
-        $("#img_plus_and_minus").html(\' '.Display::return_icon('div_hide.gif',get_lang('Hide'),array('style'=>'vertical-align:middle')).' '.get_lang('AdvancedSearch').'\');
+        $("#img_plus_and_minus").html(\' '.Display::return_icon('div_hide.gif', get_lang('Hide'), array('style'=>'vertical-align:middle')).' '.get_lang('AdvancedSearch').'\');
     } else {
         $("#advanced_search_form").css("display","none");
-        $("#img_plus_and_minus").html(\' '.Display::return_icon('div_show.gif',get_lang('Show'),array('style'=>'vertical-align:middle')).' '.get_lang('AdvancedSearch').'\');
+        $("#img_plus_and_minus").html(\' '.Display::return_icon('div_show.gif', get_lang('Show'), array('style'=>'vertical-align:middle')).' '.get_lang('AdvancedSearch').'\');
     }
 }
 
@@ -188,7 +188,7 @@ 
     // adding the filter to see the user's only of the current access_url
     if ((api_is_platform_admin() || api_is_session_admin()) && api_get_multiple_access_url()) {
         $access_url_rel_user_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
-        $sql.= " INNER JOIN $access_url_rel_user_table url_rel_user ON (u.id=url_rel_user.user_id)";
+        $sql .= " INNER JOIN $access_url_rel_user_table url_rel_user ON (u.id=url_rel_user.user_id)";
     }
 
     $keywordList = array(
@@ -219,11 +219,11 @@ 
     if (isset($keyword_extra_data) && !empty($keyword_extra_data)) {
         $extra_info = UserManager::get_extra_field_information_by_name($keyword_extra_data);
         $field_id = $extra_info['id'];
-        $sql.= " INNER JOIN user_field_values ufv ON u.id=ufv.user_id AND ufv.field_id=$field_id ";
+        $sql .= " INNER JOIN user_field_values ufv ON u.id=ufv.user_id AND ufv.field_id=$field_id ";
     }
 
     if (isset($_GET['keyword']) && !empty($_GET['keyword'])) {
-        $keywordFiltered = Database::escape_string("%". $_GET['keyword'] ."%");
+        $keywordFiltered = Database::escape_string("%".$_GET['keyword']."%");
         $sql .= " WHERE (
                     u.firstname LIKE '$keywordFiltered' OR
                     u.lastname LIKE '$keywordFiltered' OR
@@ -254,7 +254,7 @@ 
 
         $sql .= " $query_admin_table
                 WHERE (
-                    u.firstname LIKE '". Database::escape_string("%".$keywordListValues['keyword_firstname']."%")."' AND
+                    u.firstname LIKE '".Database::escape_string("%".$keywordListValues['keyword_firstname']."%")."' AND
                     u.lastname LIKE '". Database::escape_string("%".$keywordListValues['keyword_lastname']."%")."' AND
                     u.username LIKE '". Database::escape_string("%".$keywordListValues['keyword_username']."%")."' AND
                     u.email LIKE '". Database::escape_string("%".$keywordListValues['keyword_email']."%")."' AND
@@ -309,7 +309,7 @@ 
     $lastname = $userInfo['lastname'];
 
 	if (api_is_western_name_order()) {
-		$message = sprintf(get_lang('AttemptingToLoginAs'),$firstname, $lastname, $userId);
+		$message = sprintf(get_lang('AttemptingToLoginAs'), $firstname, $lastname, $userId);
 	} else {
 		$message = sprintf(get_lang('AttemptingToLoginAs'), $lastname, $firstname, $userId);
 	}
@@ -343,7 +343,7 @@ 
         Session::write('login_as', true);
 
         $target_url = api_get_path(WEB_PATH)."user_portal.php";
-        $message .= '<br />'.sprintf(get_lang('LoginSuccessfulGoToX'),'<a href="'.$target_url.'">'.$target_url.'</a>');
+        $message .= '<br />'.sprintf(get_lang('LoginSuccessfulGoToX'), '<a href="'.$target_url.'">'.$target_url.'</a>');
         Display :: display_header(get_lang('UserList'));
         Display :: display_normal_message($message, false);
         Display :: display_footer();
@@ -387,11 +387,11 @@ 
         $sql .= "AND password LIKE '$easyPassword' ";
     }*/
 
-    if (!in_array($direction, array('ASC','DESC'))) {
+    if (!in_array($direction, array('ASC', 'DESC'))) {
     	$direction = 'ASC';
     }
     $column = intval($column);
-    $from 	= intval($from);
+    $from = intval($from);
     $number_of_items = intval($number_of_items);
 
     $preventSessionAdminsToManageAllUsers = api_get_setting('prevent_session_admins_to_manage_all_users');
@@ -404,7 +404,7 @@ 
 
 	$res = Database::query($sql);
 
-	$users = array ();
+	$users = array();
     $t = time();
 	while ($user = Database::fetch_row($res)) {
 		$userPicture = UserManager::getUserPicture($user[0], USER_IMAGE_SIZE_SMALL);
@@ -465,13 +465,13 @@ 
  */
 function modify_filter($user_id, $url_params, $row) {
 	global $charset, $_admins_list;
-	$is_admin   = in_array($user_id,$_admins_list);
+	$is_admin   = in_array($user_id, $_admins_list);
 	$statusname = api_get_status_langvars();
 	$user_is_anonymous = false;
     $current_user_status_label = $row['7'];
 
 	if ($current_user_status_label == $statusname[ANONYMOUS]) {
-		$user_is_anonymous =true;
+		$user_is_anonymous = true;
 	}
 	$result = '';
 	if (!$user_is_anonymous) {
@@ -487,8 +487,8 @@ 
 					<div class="blackboard_hide" id="div_s_'.$user_id.'">&nbsp;&nbsp;</div>
 					</a>';
 	} else {
-		$result .= Display::return_icon('course_na.png',get_lang('Courses')).'&nbsp;&nbsp;';
-		$result .= Display::return_icon('course_na.png',get_lang('Sessions')).'&nbsp;&nbsp;';
+		$result .= Display::return_icon('course_na.png', get_lang('Courses')).'&nbsp;&nbsp;';
+		$result .= Display::return_icon('course_na.png', get_lang('Sessions')).'&nbsp;&nbsp;';
 	}
 
 	if (api_is_platform_admin()) {
@@ -524,14 +524,14 @@ 
         $editProfileUrl = Display::getProfileEditionLink($user_id, true);
 
         if (!$user_is_anonymous && api_global_admin_can_edit_admin($user_id, null, true)) {
-            $result .= '<a href="' . $editProfileUrl . '">'.Display::return_icon('edit.png', get_lang('Edit'), array(), ICON_SIZE_SMALL).'</a>&nbsp;';
+            $result .= '<a href="'.$editProfileUrl.'">'.Display::return_icon('edit.png', get_lang('Edit'), array(), ICON_SIZE_SMALL).'</a>&nbsp;';
 		} else {
             $result .= Display::return_icon('edit_na.png', get_lang('Edit'), array(), ICON_SIZE_SMALL).'</a>&nbsp;';
 		}
 	}
 
 	if ($is_admin) {
-		$result .= Display::return_icon('admin_star.png', get_lang('IsAdministrator'),array('width'=> ICON_SIZE_SMALL, 'heigth'=> ICON_SIZE_SMALL));
+		$result .= Display::return_icon('admin_star.png', get_lang('IsAdministrator'), array('width'=> ICON_SIZE_SMALL, 'heigth'=> ICON_SIZE_SMALL));
 	} else {
 		$result .= Display::return_icon('admin_star_na.png', get_lang('IsNotAdministrator'));
 	}
@@ -583,7 +583,7 @@ 
                 api_global_admin_can_edit_admin($user_id)
             ) {
                 // you cannot lock yourself out otherwise you could disable all the accounts including your own => everybody is locked out and nobody can change it anymore.
-                $result .= ' <a href="user_list.php?action=delete_user&user_id='.$user_id.'&'.$url_params.'&sec_token='.$_SESSION['sec_token'].'"  onclick="javascript:if(!confirm('."'".addslashes(api_htmlentities(get_lang("ConfirmYourChoice"),ENT_QUOTES,$charset))."'".')) return false;">'.Display::return_icon('delete.png', get_lang('Delete'), array(), ICON_SIZE_SMALL).'</a>';
+                $result .= ' <a href="user_list.php?action=delete_user&user_id='.$user_id.'&'.$url_params.'&sec_token='.$_SESSION['sec_token'].'"  onclick="javascript:if(!confirm('."'".addslashes(api_htmlentities(get_lang("ConfirmYourChoice"), ENT_QUOTES, $charset))."'".')) return false;">'.Display::return_icon('delete.png', get_lang('Delete'), array(), ICON_SIZE_SMALL).'</a>';
             } else {
                 $result .= Display::return_icon('delete_na.png', get_lang('Delete'), array(), ICON_SIZE_SMALL);
             }
@@ -621,7 +621,7 @@ 
 
     if ($action == 'edit') {
         $result = Display::return_icon($image.'.png', get_lang('AccountExpired'), array(), 16);
-    } elseif ($row['0']<>$_user['user_id']) {
+    } elseif ($row['0'] <> $_user['user_id']) {
     	// you cannot lock yourself out otherwise you could disable all the accounts including your own => everybody is locked out and nobody can change it anymore.
 		$result = Display::return_icon($image.'.png', get_lang(ucfirst($action)), array('onclick'=>'active_user(this);', 'id'=>'img_'.$row['0']), 16).'</a>';
 	}
@@ -643,11 +643,11 @@ 
 }
 
 if (isset($_GET['keyword']) || isset($_GET['keyword_firstname'])) {
-    $interbreadcrumb[] = array ("url" => 'index.php', "name" => get_lang('PlatformAdmin'));
-    $interbreadcrumb[] = array ("url" => 'user_list.php', "name" => get_lang('UserList'));
+    $interbreadcrumb[] = array("url" => 'index.php', "name" => get_lang('PlatformAdmin'));
+    $interbreadcrumb[] = array("url" => 'user_list.php', "name" => get_lang('UserList'));
     $tool_name = get_lang('SearchUsers');
 } else {
-    $interbreadcrumb[] = array ("url" => 'index.php', "name" => get_lang('PlatformAdmin'));
+    $interbreadcrumb[] = array("url" => 'index.php', "name" => get_lang('PlatformAdmin'));
     $tool_name = get_lang('UserList');
 }
 
@@ -660,10 +660,10 @@ 
             case 'add_user_to_my_url':
                 $user_id = $_REQUEST["user_id"];
                 $result = UrlManager::add_user_to_url($user_id, $current_access_url_id);
-                if ($result ) {
+                if ($result) {
                     $user_info = api_get_user_info($user_id);
                     $message = get_lang('UserAdded').' '.$user_info['firstname'].' '.$user_info['lastname'].' ('.$user_info['username'].')';
-                    $message  = Display::return_message($message, 'confirmation');
+                    $message = Display::return_message($message, 'confirmation');
                 }
                 break;
 			case 'delete_user':
@@ -678,7 +678,7 @@ 
 							$message = Display :: return_message(get_lang('CannotDeleteUserBecauseOwnsCourse'), 'error');
 						}
 					} else {
-						$message = Display :: return_message(get_lang('CannotDeleteUser'),'error');
+						$message = Display :: return_message(get_lang('CannotDeleteUser'), 'error');
 					}
 				}
 				break;
@@ -722,17 +722,17 @@ 
     </a>'
 );
 
-$actions  = '';
+$actions = '';
 if (api_is_platform_admin()) {
 	$actions .= '<div style="float:right;">'.
 		 '<a href="'.api_get_path(WEB_CODE_PATH).'admin/user_add.php">'.
-         Display::return_icon('new_user.png',get_lang('AddUsers'),'',ICON_SIZE_MEDIUM).'</a>'.
+         Display::return_icon('new_user.png', get_lang('AddUsers'), '', ICON_SIZE_MEDIUM).'</a>'.
 		 '</div>';
 }
 $actions .= $form->return_form();
 
 if (isset ($_GET['keyword'])) {
-	$parameters = array ('keyword' => Security::remove_XSS($_GET['keyword']));
+	$parameters = array('keyword' => Security::remove_XSS($_GET['keyword']));
 } elseif (isset ($_GET['keyword_firstname'])) {
 	$parameters['keyword_firstname'] 	= Security::remove_XSS($_GET['keyword_firstname']);
 	$parameters['keyword_lastname']	 	= Security::remove_XSS($_GET['keyword_lastname']);
@@ -741,7 +741,7 @@ 
 	$parameters['keyword_officialcode'] = Security::remove_XSS($_GET['keyword_officialcode']);
 	$parameters['keyword_status'] 		= Security::remove_XSS($_GET['keyword_status']);
 	$parameters['keyword_active'] 		= Security::remove_XSS($_GET['keyword_active']);
-	$parameters['keyword_inactive'] 	= Security::remove_XSS($_GET['keyword_inactive']);
+	$parameters['keyword_inactive'] = Security::remove_XSS($_GET['keyword_inactive']);
 }
 // Create a sortable table with user-data
 $parameters['sec_token'] = Security::get_token();
@@ -758,15 +758,15 @@ 
 // Display Advanced search form.
 $form = new FormValidator('advanced_search', 'get', '', '', array(), FormValidator::LAYOUT_HORIZONTAL);
 
-$form->addElement('html','<div id="advanced_search_form" style="display:none;">');
+$form->addElement('html', '<div id="advanced_search_form" style="display:none;">');
 $form->addElement('header', get_lang('AdvancedSearch'));
-$form->addText('keyword_firstname',get_lang('FirstName'),false);
-$form->addText('keyword_lastname',get_lang('LastName'),false);
+$form->addText('keyword_firstname', get_lang('FirstName'), false);
+$form->addText('keyword_lastname', get_lang('LastName'), false);
 
-$form->addText('keyword_username',get_lang('LoginName'),false);
-$form->addText('keyword_email',get_lang('Email'),false);
+$form->addText('keyword_username', get_lang('LoginName'), false);
+$form->addText('keyword_email', get_lang('Email'), false);
 
-$form->addText('keyword_officialcode',get_lang('OfficialCode'),false);
+$form->addText('keyword_officialcode', get_lang('OfficialCode'), false);
 
 $status_options = array();
 $status_options['%'] = get_lang('All');
@@ -776,12 +776,12 @@ 
 $status_options[SESSIONADMIN] = get_lang('SessionsAdmin');
 $status_options[PLATFORM_ADMIN] = get_lang('Administrator');
 
-$form->addElement('select','keyword_status',get_lang('Profile'), $status_options    );
+$form->addElement('select', 'keyword_status', get_lang('Profile'), $status_options);
 
 $active_group = array();
-$active_group[] = $form->createElement('checkbox','keyword_active','', get_lang('Active'));
-$active_group[] = $form->createElement('checkbox','keyword_inactive','', get_lang('Inactive'));
-$form->addGroup($active_group,'',get_lang('ActiveAccount'), '<br/>',false);
+$active_group[] = $form->createElement('checkbox', 'keyword_active', '', get_lang('Active'));
+$active_group[] = $form->createElement('checkbox', 'keyword_inactive', '', get_lang('Inactive'));
+$form->addGroup($active_group, '', get_lang('ActiveAccount'), '<br/>', false);
 
 $form->addElement('checkbox', 'check_easy_passwords', null, get_lang('CheckEasyPasswords'));
 
@@ -792,7 +792,7 @@ 
 $defaults['keyword_active'] = 1;
 $defaults['keyword_inactive'] = 1;
 $form->setDefaults($defaults);
-$form->addElement('html','</div>');
+$form->addElement('html', '</div>');
 
 $form = $form->returnForm();
 
@@ -874,10 +874,10 @@ 
                 }
                 if ($add_user) {
                     $row_table = array();
-                    $row_table[] =  api_get_person_name($user['firstname'], $user['lastname']).' ('.$user['username'].') ';
-                    $row_table[] =  $access_info_to_string;
+                    $row_table[] = api_get_person_name($user['firstname'], $user['lastname']).' ('.$user['username'].') ';
+                    $row_table[] = $access_info_to_string;
                     $url = api_get_self().'?action=add_user_to_my_url&user_id='.$user['id'].'&sec_token='.$_SESSION['sec_token'];
-                    $row_table[] =  Display::url(get_lang('AddUserToMyURL'), $url, array('class' => 'btn'));
+                    $row_table[] = Display::url(get_lang('AddUserToMyURL'), $url, array('class' => 'btn'));
 
                     foreach ($row_table as $cell) {
                         $table->setCellContents($row, $column, $cell);