chamilo-lms/main/upload/upload_ppt.php

<?php
/* For licensing terms, see /license.txt */
/**
 * Action controller for the upload process. The display scripts (web forms) redirect
 * the process here to do what needs to be done with each file.
 * @package chamilo.upload
 * @author Yannick Warnier <ywarnier@beeznest.org>
 */

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

$htmlHeadXtra[] = '<script language="javascript" src="../inc/lib/javascript/upload.js" type="text/javascript"></script>';
$htmlHeadXtra[] = '<script type="text/javascript">
	var myUpload = new upload(0);
</script>';

if (isset($_POST['convert'])) {
    $cwdir = getcwd();
    if (isset($_FILES['user_file'])) {
        $allowed_extensions = array('odp', 'sxi', 'ppt', 'pps', 'sxd', 'pptx');
        if (in_array(strtolower(pathinfo($_FILES['user_file']['name'], PATHINFO_EXTENSION)), $allowed_extensions)) {
            require_once api_get_path(SYS_CODE_PATH).'newscorm/lp_upload.php';
            if (isset($o_ppt) && $first_item_id != 0) {
                if (api_get_setting('search_enabled')=='true') {
                    require_once api_get_path(LIBRARY_PATH).'specific_fields_manager.lib.php';
                    $specific_fields = get_specific_field_list();
                    foreach ($specific_fields as $specific_field) {
                        $values = explode(',', trim($_POST[$specific_field['code']]));
                        if (!empty($values)) {
                            foreach ($values as $value) {
                                $value = trim($value);
                                if (!empty($value)) {
                                    add_specific_field_value($specific_field['id'], api_get_course_id(), TOOL_LEARNPATH, $o_ppt->lp_id, $value);
                                }
                            }
                        }
                    }
                }
                header('Location: ../newscorm/lp_controller.php?'.api_get_cidreq().'&lp_id='.$o_ppt->lp_id.'&action=view_item&id='.$first_item_id);
                exit;
            } else {
                if (!empty($o_ppt->error)) {
                    $errorMessage = $o_ppt->error;
                } else {
                    $errorMessage = get_lang('OogieUnknownError');
                }
            }
        } else {
            $errorMessage = get_lang('OogieBadExtension');
        }
    }
}

Event::event_access_tool(TOOL_UPLOAD);

// check access permissions (edit permission is needed to add a document or a LP)
$is_allowed_to_edit = api_is_allowed_to_edit();

if (!$is_allowed_to_edit) {
    api_not_allowed(true);
}

$interbreadcrumb[]= array ("url"=>"../newscorm/lp_controller.php?action=list", "name"=> get_lang("Doc"));

$nameTools = get_lang("OogieConversionPowerPoint");
Display :: display_header($nameTools);
$message = get_lang("WelcomeOogieConverter");

if (!empty($errorMessage)) {
    echo Display::return_message($errorMessage, 'warning', false);
}

$div_upload_limit = get_lang('UploadMaxSize').' : '.ini_get('post_max_size');

$form = new FormValidator('upload_ppt', 'POST', '', '');
$form->addElement('header', get_lang("WelcomeOogieSubtitle"));
$form->addElement('html', Display::return_message($message, 'info', false));
$form->addElement('file', 'user_file', array('<img src="../img/powerpoint_big.gif" />', $div_upload_limit));
$form->addElement('checkbox', 'take_slide_name', '', get_lang('TakeSlideName'));
if (api_get_setting('search_enabled') == 'true') {
    require_once(api_get_path(LIBRARY_PATH) . 'specific_fields_manager.lib.php');
    $specific_fields = get_specific_field_list();
    $form->addElement('checkbox', 'index_document', '', get_lang('SearchFeatureDoIndexDocument'));
    $form->addElement('select_language', 'language', get_lang('SearchFeatureDocumentLanguage'));
    foreach ($specific_fields as $specific_field) {
        $form->addElement('text', $specific_field['code'], $specific_field['name'].' : ');
    }
}

$form->addButtonUpload(get_lang('ConvertToLP'), 'convert');
$form->addElement('hidden', 'ppt2lp', 'true');
$form->add_real_progress_bar(md5(rand(0, 10000)), 'user_file', 1, true);
$defaults = array('take_slide_name'=>'checked="checked"','index_document'=>'checked="checked"');
$form->setDefaults($defaults);

// display the form
$form->display();
Display::display_footer();