aj
/
chamilo-lms2


			
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							<?php
/* For licensing terms, see /license.txt */

/**
*	@package chamilo.admin
*/

$cidReset = true;

require_once '../inc/global.inc.php';

// setting the section (for the tabs)
$this_section = SECTION_PLATFORM_ADMIN;

api_protect_admin_script(true);

$session_id = isset($_GET['session_id']) ? intval($_GET['session_id']) : 0;
$formSent = 0;
$errorMsg = '';

// Database Table Definitions
$tbl_user = Database::get_main_table(TABLE_MAIN_USER);
$tbl_course = Database::get_main_table(TABLE_MAIN_COURSE);
$tbl_course_user = Database::get_main_table(TABLE_MAIN_COURSE_USER);
$tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
$tbl_session_user = Database::get_main_table(TABLE_MAIN_SESSION_USER);
$tbl_session_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
$tbl_session_course_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);

$archivePath = api_get_path(SYS_ARCHIVE_PATH);
$archiveURL = api_get_path(WEB_CODE_PATH).'course_info/download.php?archive=';

$tool_name = get_lang('ExportSessionListXMLCSV');

global $_configuration;

$interbreadcrumb[] = array('url' => 'session_list.php','name' => get_lang('SessionList'));

set_time_limit(0);

if (isset($_POST['formSent'])) {
	$formSent = $_POST['formSent'];
	$file_type = isset($_POST['file_type']) ? $_POST['file_type'] : 'csv';
	$session_id = $_POST['session_id'];
	if (empty($session_id)) {
		$sql = "SELECT
					s.id,
					name,
					id_coach,
					username,
					access_start_date,
					access_end_date,
					visibility,
					session_category_id
				FROM $tbl_session s
				INNER JOIN $tbl_user
				ON $tbl_user.user_id = s.id_coach
				ORDER BY id";

		if (api_is_multiple_url_enabled()) {
			$tbl_session_rel_access_url= Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
			$access_url_id = api_get_current_access_url_id();
			if ($access_url_id != -1){
			$sql = "SELECT s.id, name,id_coach,username,access_start_date,access_end_date,visibility,session_category_id
					FROM $tbl_session s
					INNER JOIN $tbl_session_rel_access_url as session_rel_url
					ON (s.id= session_rel_url.session_id)
					INNER JOIN $tbl_user u ON (u.user_id = s.id_coach)
					WHERE access_url_id = $access_url_id
					ORDER BY id";
			}
		}

		$result = Database::query($sql);
	} else {
		$sql = "SELECT s.id,name,username,access_start_date,access_end_date,visibility,session_category_id
				FROM $tbl_session s
				INNER JOIN $tbl_user
					ON $tbl_user.user_id = s.id_coach
				WHERE id='$session_id'";
		$result = Database::query($sql);
	}

	if (Database::num_rows($result)) {


		$sessionListToExport = [];

		if (in_array($file_type, ['csv', 'xls'])) {

			$archiveFile = 'export_sessions_'.$session_id.'_'.api_get_local_time();

			$cvs = true;
			$sessionListToExport[] = [
				'SessionName',
				'Coach',
				'DateStart',
				'DateEnd',
				'Visibility',
				'SessionCategory',
				'Users',
				'Courses'
			];
		} else {
			if (!file_exists($archivePath)) {
				mkdir($archivePath, api_get_permissions_for_new_directories(), true);
			}

			if (!file_exists($archivePath.'index.html')) {
				$fp = fopen($archivePath.'index.html', 'w');
				fputs($fp, '<html><head></head><body></body></html>');
				fclose($fp);
			}

			$archiveFile = 'export_sessions_'.$session_id.'_'.api_get_local_time().'.'.$file_type;
			while (file_exists($archivePath.$archiveFile)) {
				$archiveFile ='export_users_'.$session_id.'_'.api_get_local_time().'_'.uniqid('').'.'.$file_type;
			}

			$cvs = false;
			$fp = fopen($archivePath.$archiveFile, 'w');
			fputs($fp, "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<Sessions>\n");
		}


		while ($row = Database::fetch_array($result)) {
			$row['name'] = str_replace(';',',',$row['name']);
			$row['username'] = str_replace(';',',',$row['username']);
			$row['access_start_date'] = str_replace(';',',',$row['access_start_date']);
			$row['access_end_date'] = str_replace(';',',',$row['access_end_date']);
			$row['visibility'] = str_replace(';',',',$row['visibility']);
			$row['session_category'] = str_replace(';',',',$row['session_category_id']);


			// users
			$sql = "SELECT DISTINCT $tbl_user.username
					FROM $tbl_user
					INNER JOIN $tbl_session_user
					ON
						$tbl_user.user_id = $tbl_session_user.user_id AND
						$tbl_session_user.relation_type<>".SESSION_RELATION_TYPE_RRHH." AND
						$tbl_session_user.session_id = '".$row['id']."'";

			$rsUsers = Database::query($sql);
			$users = '';
			while ($rowUsers = Database::fetch_array($rsUsers)){
				if($cvs){
					$users .= str_replace(';',',',$rowUsers['username']).'|';
				} else {
					$users .= "\t\t<User>$rowUsers[username]</User>\n";
				}
			}

			if (!empty($users) && $cvs) {
				$users = api_substr($users, 0, api_strlen($users) - 1);
			}

			// Courses
			$sql = "SELECT DISTINCT c.code, sc.id, c_id
					FROM $tbl_course c
					INNER JOIN $tbl_session_course_user sc
						ON c.id = sc.c_id
						AND sc.session_id = '".$row['id']."'";

			$rsCourses = Database::query($sql);

			$courses = '';
			while ($rowCourses = Database::fetch_array($rsCourses)) {
				// get coachs from a course
				$sql = "SELECT u.username
						FROM $tbl_session_course_user scu
						INNER JOIN $tbl_user u
						ON u.user_id = scu.user_id
						WHERE
							scu.c_id = '{$rowCourses['c_id']}' AND
							scu.session_id = '".$row['id']."' AND
							scu.status = 2 ";

				$rs_coachs = Database::query($sql);
				$coachs = array();
				while ($row_coachs = Database::fetch_array($rs_coachs)) {
					$coachs[] = $row_coachs['username'];
				}

				$coachs = implode(",", $coachs);

				if ($cvs) {
					$courses .= str_replace(';',',',$rowCourses['code']);
					$courses .= '['.str_replace(';',',',$coachs).'][';
				} else {
					$courses .= "\t\t<Course>\n";
					$courses .= "\t\t\t<CourseCode>$rowCourses[code]</CourseCode>\n";
					$courses .= "\t\t\t<Coach>$coachs</Coach>\n";
				}

				// rel user courses
				$sql = "SELECT DISTINCT u.username
						FROM $tbl_session_course_user scu
						INNER JOIN $tbl_session_user su
						ON
							scu.user_id = su.user_id AND
							scu.session_id = su.session_id AND
							su.relation_type<>".SESSION_RELATION_TYPE_RRHH."
						INNER JOIN $tbl_user u
						ON
							scu.user_id = u.user_id AND
							scu.c_id='".$rowCourses['c_id']."' AND
							scu.session_id='".$row['id']."'";

				$rsUsersCourse = Database::query($sql);
				$userscourse = '';
				while ($rowUsersCourse = Database::fetch_array($rsUsersCourse)){
					if ($cvs) {
						$userscourse .= str_replace(';',',',$rowUsersCourse['username']).',';
					} else {
						$courses .= "\t\t\t<User>$rowUsersCourse[username]</User>\n";
					}
				}

				if ($cvs) {
					if (!empty($userscourse)) {
						$userscourse = api_substr(
							$userscourse,
							0,
							api_strlen($userscourse) - 1
						);
					}

					$courses .= $userscourse.']|';
				} else {
					$courses .= "\t\t</Course>\n";
				}
			}

			if (!empty($courses) && $cvs) {
				$courses = api_substr($courses, 0, api_strlen($courses) - 1);
			}
			$add .= $courses;


			if (in_array($file_type, ['csv', 'xls'])) {
				$sessionListToExport[] = [
					$row['name'],
					$row['username'],
					$row['access_start_date'],
					$row['access_end_date'],
					$row['visibility'],
					$row['session_category'],
					$users,
					$courses
				];
			} else {
				$add = "\t<Session>\n"
						 ."\t\t<SessionName>$row[name]</SessionName>\n"
						 ."\t\t<Coach>$row[username]</Coach>\n"
						 ."\t\t<DateStart>$row[access_start_date]</DateStart>\n"
						 ."\t\t<DateEnd>$row[access_end_date]</DateEnd>\n"
						 ."\t\t<Visibility>$row[visibility]</Visibility>\n"
						 ."\t\t<SessionCategory>$row[session_category]</SessionCategory>\n";
			}

		 	if (!$cvs) {
				$add .= "\t</Session>\n";
				fputs($fp, $add);
			}
		}

		switch ($file_type) {
			case 'xml':
				fputs($fp, "</Sessions>\n");
				fclose($fp);
				$errorMsg = get_lang('UserListHasBeenExported').'<br/>
				<a class="btn btn-default" href="'.$archiveURL.$archiveFile.'">'.get_lang('ClickHereToDownloadTheFile').'</a>';
				break;
			case 'csv':
				Export::arrayToCsv($sessionListToExport, $archiveFile);
				exit;
			case 'xls':
				Export::arrayToXls($sessionListToExport, $archiveFile);
				exit;
				break;
		}
	}
}

// display the header
Display::display_header($tool_name);

//select of sessions
$sql = "SELECT id, name FROM $tbl_session ORDER BY name";

if (api_is_multiple_url_enabled()) {
	$tbl_session_rel_access_url = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
	$access_url_id = api_get_current_access_url_id();
	if ($access_url_id != -1){
	$sql = "SELECT s.id, name FROM $tbl_session s
			INNER JOIN $tbl_session_rel_access_url as session_rel_url
			ON (s.id = session_rel_url.session_id)
			WHERE access_url_id = $access_url_id
			ORDER BY name";
	}
}
$result = Database::query($sql);
$Sessions = Database::store_result($result);

echo '<div class="actions">';
echo '<a href="../session/session_list.php">'.
		Display::return_icon('back.png', get_lang('BackTo').' '.get_lang('SessionList'),'',ICON_SIZE_MEDIUM).'</a>';
echo '</div>';

if (!empty($errorMsg)) {
	Display::display_normal_message($errorMsg, false); //main API
}

$form = new FormValidator('session_export', 'post', api_get_self());
$form->addElement('hidden', 'formSent', 1);
$form->addElement('radio', 'file_type', get_lang('OutputFileType'), 'CSV' , 'csv', null);
$form->addElement('radio', 'file_type', '', 'XLS' , 'xls', null);
$form->addElement('radio', 'file_type', null, 'XML', 'xml', null, array('id' => 'file_type_xml'));

$options = array();
$options['0'] = get_lang('AllSessions');
foreach ($Sessions as $enreg) {
    $options[$enreg['id']] = $enreg['name'];
}

$form->addElement('select', 'session_id', get_lang('WhichSessionToExport'),  $options);
$form->addButtonExport(get_lang('ExportSession'));

$defaults = array();
$defaults['file_type'] = 'csv';
$form->setDefaults($defaults);
$form->display();
unset($Courses);
Display::display_footer();