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436 lines
15 KiB
436 lines
15 KiB
<?php
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/*
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==============================================================================
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Dokeos - elearning and course management software
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Copyright (c) 2004-2006 Dokeos S.A.
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Copyright (c) 2003 Ghent University (UGent)
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Copyright (c) 2001 Universite catholique de Louvain (UCL)
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Copyright (c) Roan Embrechts (Vrije Universiteit Brussel)
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Copyright (c) Sebastien Piraux <piraux_seb@hotmail.com>
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For a full list of contributors, see "credits.txt".
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The full license can be read in "license.txt".
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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See the GNU General Public License for more details.
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Contact: Dokeos, 181 rue Royale, B-1000 Brussels, Belgium, info@dokeos.com
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==============================================================================
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*/
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// TODO: Is this file deprecated?
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/**
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==============================================================================
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* @package dokeos.tracking
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* @todo clean code - structure is unclear and difficult to modify
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==============================================================================
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*/
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/*
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==============================================================================
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INIT SECTION
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==============================================================================
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*/
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$uInfo = $_REQUEST['uInfo'];
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$view = $_REQUEST['view'];
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// name of the language file that needs to be included
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$language_file = 'tracking';
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include('../inc/global.inc.php');
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// Roles and rights system
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$user_id = api_get_user_id();
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$course_id = api_get_course_id();
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/*
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$role_id = RolesRights::get_local_user_role_id($user_id, $course_id);
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$location_id = RolesRights::get_course_tool_location_id($course_id, TOOL_TRACKING);
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$is_allowed = RolesRights::is_allowed_which_rights($role_id, $location_id);
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//block users without view right
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RolesRights::protect_location($role_id, $location_id);
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*/
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//YW Hack security to quick fix RolesRights bug
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$is_allowed = true;
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/*
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-----------------------------------------------------------
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Libraries
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-----------------------------------------------------------
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*/
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include(api_get_path(LIBRARY_PATH).'statsUtils.lib.inc.php');
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include(api_get_path(LIBRARY_PATH).'course.lib.php');
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include(api_get_path(SYS_CODE_PATH).'resourcelinker/resourcelinker.inc.php');
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require_once(api_get_path(SYS_CODE_PATH).'exercice/hotpotatoes.lib.php');
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/*
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-----------------------------------------------------------
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Header
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-----------------------------------------------------------
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*/
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// charset determination
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if ($_GET['scormcontopen'])
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{
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$tbl_lp = Database::get_course_table(TABLE_LP_MAIN);
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$contopen = (int) $_GET['scormcontopen'];
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$sql = "SELECT default_encoding FROM $tbl_lp WHERE id = ".$contopen;
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$res = Database::query($sql);
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$row = Database::fetch_array($res);
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$lp_charset = $row['default_encoding'];
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//header('Content-Type: text/html; charset='. $row['default_encoding']);
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}
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/*
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$interbreadcrumb[]= array ("url"=>"../group/group.php", "name"=> get_lang('BredCrumpGroups'));
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$interbreadcrumb[]= array ("url"=>"../group/group_space.php?gidReq=$_gid", "name"=> get_lang('BredCrumpGroupSpace'));
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*/
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if($uInfo)
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{
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$interbreadcrumb[]= array ("url"=>"../user/userInfo.php?uInfo=$uInfo", "name"=> get_lang('BredCrumpUsers'));
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}
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$nameTools = get_lang('ToolName');
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/*
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-----------------------------------------------------------
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Constants and variables
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-----------------------------------------------------------
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*/
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$is_allowedToTrack = $is_courseAdmin;
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$is_course_member = CourseManager::is_user_subscribed_in_real_or_linked_course($user_id, $course_id);
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// Database Table Definitions
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$TABLECOURSUSER = Database::get_main_table(TABLE_MAIN_COURSE_USER);
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$TABLEUSER = Database::get_main_table(TABLE_MAIN_USER);
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$tbl_session_course_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
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$tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
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$TABLETRACK_ACCESS = $_configuration['statistics_database']."`.`track_e_access";
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$TABLETRACK_LINKS = $_configuration['statistics_database']."`.`track_e_links";
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$TABLETRACK_LOGIN = $_configuration['statistics_database']."`.`track_e_login";
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$TABLETRACK_DOWNLOADS = $_configuration['statistics_database']."`.`track_e_downloads";
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$TABLETRACK_UPLOADS = $_configuration['statistics_database']."`.`track_e_uploads";
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$TABLETRACK_EXERCICES = $_configuration['statistics_database']."`.`track_e_exercices";
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$TABLETRACK_HOTPOTATOES = $_configuration['statistics_database']."`.`track_e_hotpotatoes";
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$TABLECOURSE_LINKS = Database::get_course_table(TABLE_LINK);
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$TABLECOURSE_WORK = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
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$TABLECOURSE_GROUPSUSER = Database::get_course_table(TABLE_GROUP_USER);
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$TABLECOURSE_EXERCICES = Database::get_course_table(TABLE_QUIZ_TEST);
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//$TBL_TRACK_HOTPOTATOES = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_HOTPOTATOES);
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if(api_get_setting('use_session_mode') == "true") {
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$sql = "SELECT 1
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FROM $tbl_session_course_user AS session_course_user
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INNER JOIN $tbl_session AS session
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ON session_course_user.id_session = session.id
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AND ((date_start<=NOW()
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AND date_end>=NOW())
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OR (date_start='0000-00-00' AND date_end='0000-00-00'))
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WHERE id_session='".$_SESSION['id_session']."' AND course_code='$_cid'";
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//echo $sql;
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$result=Database::query($sql);
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if(!Database::num_rows($result)){
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$disabled = true;
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}
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}
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$tbl_learnpath_main = Database::get_course_table(TABLE_LP_MAIN);
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$tbl_learnpath_item = Database::get_course_table(TABLE_LP_ITEM);
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$tbl_learnpath_view = Database::get_course_table(TABLE_LP_VIEW);
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$tbl_learnpath_item_view = Database::get_course_table(TABLE_LP_ITEM_VIEW);
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$documentPath=api_get_path(SYS_COURSE_PATH).$_course['path'].'/document';
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// The variables for the days and the months
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$DaysShort = api_get_week_days_short();
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$DaysLong = api_get_week_days_long();
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$MonthsLong = api_get_months_long();
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$MonthsShort = api_get_months_short();
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//$is_allowedToTrack = $is_groupTutor; // allowed to track only user of one group
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//$is_allowedToTrackEverybodyInCourse = $is_allowed[EDIT_RIGHT]; // allowed to track all students in course
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//YW hack security to fix RolesRights bug
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$is_allowedToTrack = true; // allowed to track only user of one group
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$is_allowedToTrackEverybodyInCourse = $is_allowedToTrack; // allowed to track all students in course
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/*
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==============================================================================
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MAIN SECTION
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==============================================================================
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*/
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$title[0]='';
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$title[1]='';
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$line='';
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$title_line='';
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// check if uid is tutor of this group
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if( ( $is_allowedToTrack || $is_allowedToTrackEverybodyInCourse ) && $_configuration['tracking_enabled'] )
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{
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if(!$uInfo && !isset($uInfo) )
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{
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/***************************************************************************
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*
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* Display list of user of this group
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*
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***************************************************************************/
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if( $is_allowedToTrackEverybodyInCourse )
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{
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// if user can track everybody : list user of course
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if(api_get_setting('use_session_mode')) {
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$sql = "SELECT count(user_id)
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FROM $TABLECOURSUSER
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WHERE `course_code` = '$_cid' AND relation_type<>".COURSE_RELATION_TYPE_RRHH."";
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}
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else {
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$sql = "SELECT count(id_user)
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FROM $tbl_session_course_user
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WHERE `course_code` = '$_cid'";
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}
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}
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else
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{
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// if user can only track one group : list users of this group
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$sql = "SELECT count(user)
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FROM $TABLECOURSE_GROUPSUSER
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WHERE `group_id` = '$_gid'";
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}
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$userGroupNb = getOneResult($sql);
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$step = 25; // number of student per page
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if ($userGroupNb > $step)
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{
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if(!isset($offset))
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{
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$offset=0;
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}
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$next = $offset + $step;
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$previous = $offset - $step;
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$navLink = "";
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if ($previous >= 0)
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{
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}
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if ($next < $userGroupNb)
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{
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}
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}
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else
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{
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$offset = 0;
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}
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echo $navLink;
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if (!settype($offset, 'integer') || !settype($step, 'integer')) die('Offset or step variables are not integers.'); //sanity check of integer vars
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if( $is_allowedToTrackEverybodyInCourse )
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{
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// list of users in this course
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$sql = "SELECT `u`.`user_id`, `u`.`firstname`,`u`.`lastname`
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FROM $TABLECOURSUSER cu , $TABLEUSER u
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WHERE `cu`.`user_id` = `u`.`user_id` AND cu.relation_type<>".COURSE_RELATION_TYPE_RRHH."
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AND `cu`.`course_code` = '$_cid'
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LIMIT $offset,$step";
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}
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else
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{
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// list of users of this group
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$sql = "SELECT `u`.`user_id`, `u`.`firstname`,`u`.`lastname`
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FROM $TABLECOURSE_GROUPSUSER gu , $TABLEUSER u
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WHERE `gu`.`user_id` = `u`.`user_id`
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AND `gu`.`group_id` = '$_gid'
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LIMIT $offset,$step";
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}
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$list_users = getManyResults3Col($sql);
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for($i = 0 ; $i < sizeof($list_users) ; $i++)
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{
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}
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}
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else // if uInfo is set
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{
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/***************************************************************************
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*
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* Informations about student uInfo
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*
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***************************************************************************/
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// these checks exists for security reasons, neither a prof nor a tutor can see statistics of a user from
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// another course, or group
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if( $is_allowedToTrackEverybodyInCourse )
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{
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// check if user is in this course
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$tracking_is_accepted = $is_course_member;
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$tracked_user_info = Database::get_user_info_from_id($uInfo);
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$title[0]=$tracked_user_info[1].'_'.$tracked_user_info[2];
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}
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else
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{
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// check if user is in the group of this tutor
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$sql = "SELECT `u`.`firstname`,`u`.`lastname`, `u`.`email`
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FROM $TABLECOURSE_GROUPSUSER gu , $TABLEUSER u
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WHERE `gu`.`user_id` = `u`.`user_id`
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AND `gu`.`group_id` = '$_gid'
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AND `u`.`user_id` = '$uInfo'";
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$query = Database::query($sql);
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$tracked_user_info = @Database::fetch_assoc($query);
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if(is_array($tracked_user_info)) $tracking_is_accepted = true;
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$title[0] = $tracked_user_info['firstname'].'_'.$tracked_user_info['lastname'];
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}
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if ($tracking_is_accepted)
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{
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$tracked_user_info['email'] == '' ? $mail_link = get_lang('NoEmail') : $mail_link = Display::encrypted_mailto_link($tracked_user_info['email']);
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if(!isset($view))
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{
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$view ='0000000';
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}
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//Logins
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list($title_line1, $line1) = TrackingUserLogCSV::display_login_tracking_info($view, $uInfo, $_cid);
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//Exercise results
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list($title_line2, $line2) = TrackingUserLogCSV::display_exercise_tracking_info($view, $uInfo, $_cid);
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//Student publications uploaded
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list($title_line3, $line3) = TrackingUserLogCSV::display_student_publications_tracking_info($view, $uInfo, $_cid);
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//Links usage
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list($title_line4, $line4) = TrackingUserLogCSV::display_links_tracking_info($view, $uInfo, $_cid);
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//Documents downloaded
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list($title_line5, $line5) = TrackingUserLogCSV::display_document_tracking_info($view, $uInfo, $_cid);
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$title_line = $title_line1.$title_line2.$title_line3.$title_line4.$title_line5;
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$line= $line1.$line2.$line3.$line4.$line5;
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}
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else
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{
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echo get_lang('ErrorUserNotInGroup');
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}
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/***************************************************************************
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*
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* Scorm contents and Learning Path
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*
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***************************************************************************/
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//TODO: scorm tools is in work and the logs will change in few days...
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/*if(substr($view,5,1) == '1')
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{
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$new_view = substr_replace($view,'0',5,1);
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$title[1]=get_lang('ScormContentColumn');
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$line ='';
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$sql = "SELECT id, name FROM $tbl_learnpath_main";
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$result=Database::query($sql);
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$ar=Database::fetch_array($result);
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if (is_array($ar))
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{
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while ($ar['id'] != '') {
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$lp_title = stripslashes($ar['name']);
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echo "<tr><td>";
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echo "<a href='".api_get_self()."?view=".$view."&scormcontopen=".$ar['id']."&uInfo=$uInfo' class='specialLink'>$lp_title</a>";
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echo "</td></tr>";
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if ($ar['id']==$scormcontopen) { //have to list the students here
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$contentId=$ar['id'];
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$sql3 = "SELECT iv.status, iv.score, i.title, iv.total_time " .
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"FROM $tbl_learnpath_item i " .
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"INNER JOIN $tbl_learnpath_item_view iv ON i.id=iv.lp_item_id " .
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"INNER JOIN $tbl_learnpath_view v ON iv.lp_view_id=v.id " .
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"WHERE (v.user_id=$uInfo and v.lp_id=$contentId) ORDER BY v.id, i.id";
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$result3=Database::query($sql3);
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$ar3=Database::fetch_array($result3);
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if (is_array($ar3)) {
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$title_line=get_lang('ScormTitleColumn').";".get_lang('ScormStatusColumn').";".get_lang('ScormScoreColumn').";".get_lang('ScormTimeColumn')."\n";
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while ($ar3['status'] != '') {
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require_once('../newscorm/learnpathItem.class.php');
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$time = learnpathItem::get_scorm_time('php',$ar3['total_time']);
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$title = api_htmlentities($ar3['title'],ENT_QUOTES,$lp_charset);
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$line .= $title.';'.$ar3['status'].';'.$ar3['score'].';'.$time."\n";
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$ar3=Database::fetch_array($result3);
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}
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} else {
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$line .= get_lang('ScormNeverOpened');
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}
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}
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$ar=Database::fetch_array($result);
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}
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}
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else
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{
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$noscorm=true;
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}
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if ($noscorm) {
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$line=get_lang('NoResult');
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}
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}
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else
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{
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$new_view = substr_replace($view,'1',5,1);
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}*/
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}
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/***************************************************************************
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*
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* Export to a CSV file
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* force the browser to save the file instead of opening it
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***************************************************************************/
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$len = strlen($title_line.$line);
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header('Content-type: application/octet-stream');
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//header('Content-Type: application/force-download');
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header('Content-length: '.$len);
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$filename = html_entity_decode(str_replace(":","",str_replace(" ","_", $title[0].'_'.$title[1].'.csv')));
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if(preg_match("/MSIE 5.5/",$_SERVER['HTTP_USER_AGENT']))
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{
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header('Content-Disposition: filename= '.$filename);
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}
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else
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{
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header('Content-Disposition: attachment; filename= '.$filename);
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}
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if(strpos($_SERVER['HTTP_USER_AGENT'],'MSIE'))
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{
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header('Pragma: ');
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header('Cache-Control: ');
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header('Cache-Control: public'); // IE cannot download from sessions without a cache
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}
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header('Content-Description: '.$filename);
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header('Content-transfer-encoding: binary');
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echo api_html_entity_decode($title_line, ENT_QUOTES, $charset);
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echo api_html_entity_decode($line, ENT_QUOTES, $charset);
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exit;
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}
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// not allowed
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else
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{
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if(!$_configuration['tracking_enabled'])
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{
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echo get_lang('TrackingDisabled');
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}
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else
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{
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api_not_allowed();
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}
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}
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