chamilo-lms/main/inc/ajax/lp.ajax.php

<?php
/* For licensing terms, see /license.txt */
/**
 * Responses to AJAX calls
 */

require_once '../global.inc.php';
api_protect_course_script(true);
$action = $_REQUEST['a'];

$course_id = api_get_course_int_id();
$tbl_lp_item = Database :: get_course_table(TABLE_LP_ITEM);

switch ($action) {
    case 'add_lp_item':
        if (api_is_allowed_to_edit(null, true)) {
            if ($_SESSION['oLP']) {
                //Updating the lp.modified_on
                $_SESSION['oLP']->set_modified_on();
                echo $_SESSION['oLP']->add_item($_REQUEST['parent_id'], $_REQUEST['previous_id'], $_REQUEST['type'], $_REQUEST['id'], $_REQUEST['title'], null);
            }
        }
        break;
    case 'update_lp_item_order':
        if (api_is_allowed_to_edit(null, true)) {
            $new_order   = $_POST['new_order'];
            $sections	= explode('^', $new_order);
            $new_array = array();
            $i = 0;

            foreach ($sections as $items) {
                if (!empty($items)) {
                    list($id, $parent_id) = explode('|', $items);
                    $new_array[$i]['id'] = intval($id);
                    $new_array[$i]['parent_id'] = intval($parent_id);
                    $i++;
                }
            }

            $counter = 1;
            for ($i=0; $i < count($new_array); $i++) {
            	$params = array();
            	$id = $new_array[$i]['id'];
            	if (empty($id)) {
            		continue;
            	}
            	$parent_id = isset($new_array[$i]['parent_id']) ? $new_array[$i]['parent_id'] : 0;
            	$params['display_order'] 	= $counter;
            	$params['previous_item_id']	= isset($new_array[$i-1]) &&  isset($new_array[$i-1]['id']) ? $new_array[$i-1]['id'] : 0;
            	$params['next_item_id']		= isset($new_array[$i+1]) &&  isset($new_array[$i+1]['id']) ? $new_array[$i+1]['id'] : 0;
            	$params['parent_item_id']	= $parent_id;
            	Database::update($tbl_lp_item, $params, array('id = ? AND c_id = ? '=> array(intval($id), $course_id)));
                $counter ++;
            }
            Display::display_confirmation_message(get_lang('Saved'));
        }
        break;
    case 'record_audio':
        if (api_is_allowed_to_edit(null, true) == false) {
            exit;
        }
        /** @var Learnpath $lp */
        $lp = isset($_SESSION['oLP']) ? $_SESSION['oLP'] : null;
        $course_info = api_get_course_info();

        $lpPathInfo = $lp->generate_lp_folder($course_info);

        if (empty($lpPathInfo)) {
            exit;
        }

        require_once api_get_path(LIBRARY_PATH).'fileDisplay.lib.php';
        require_once api_get_path(LIBRARY_PATH).'document.lib.php';
        require_once api_get_path(LIBRARY_PATH) . 'fileUpload.lib.php';

        foreach (array('video', 'audio') as $type) {
            if (isset($_FILES["${type}-blob"])) {
                $fileName = $_POST["${type}-filename"];
                //$file = $_FILES["${type}-blob"]["tmp_name"];
                $file = $_FILES["${type}-blob"];

                $fileInfo = pathinfo($fileName);

                $file['name'] = 'rec_'.date('Y-m-d_His').'_'.uniqid().'.'.$fileInfo['extension'];
                $file['file'] = $file;

                $lpPathInfo['dir'] = api_remove_trailing_slash($lpPathInfo['dir']);

                $result = DocumentManager::upload_document(
                    $file,
                    $lpPathInfo['dir'],
                    $file['name'],
                    null,
                    0,
                    'overwrite',
                    false,
                    false
                );

                if (!empty($result) && is_array($result)) {
                    $newDocId = $result['id'];
                    $courseId = $result['c_id'];

                    $lp->set_modified_on();

                    $lpItem = new learnpathItem($_REQUEST['lp_item_id']);
                    $lpItem->add_audio_from_documents($newDocId);
                    $data = DocumentManager::get_document_data_by_id($newDocId, $course_info['code']);
                    echo $data['document_url'];
                    exit;
                }
            }
        }

        break;
    default:
        echo '';
}
exit;