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export_scorm.php
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export_scorm.php
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<?php
// This file is part of Exabis Eportfolio (extension for Moodle)
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
// (c) 2016 GTN - Global Training Network GmbH <[email protected]>.
global $PAGE, $USER, $OUTPUT;
require_once(__DIR__ . '/inc.php');
require_once(__DIR__ . '/lib/minixml.inc.php');
global $DB, $CFG;
$itemsArray = array();
class block_exacomp_ZipArchive extends \ZipArchive
{
/**
* @return ZipArchive
*/
public static function create_temp_file()
{
global $CFG;
$file = tempnam($CFG->tempdir, "zip");
$zip = new ZipArchive();
$zip->open($file, ZipArchive::OVERWRITE);
return $zip;
}
}
global $zip, $existingfilesarray;
$zip = block_exacomp_ZipArchive::create_temp_file();
$existingfilesarray = array();
$courseid = optional_param("courseid", 0, PARAM_INT);
$confirm = optional_param("confirm", 0, PARAM_INT);
$viewid = optional_param("viewid", 0, PARAM_INT);
$exportwpfile = optional_param("export-wp-file", '', PARAM_RAW);
$identifier = 1000000; // Item identifier.
$ridentifier = 1000000; // Ressource identifier.
$context = context_system::instance();
require_login($courseid);
require_capability('block/exaport:use', $context);
require_capability('block/exaport:export', $context);
$conditions = array("id" => $courseid);
if (!$course = $DB->get_record("course", $conditions)) {
error("That's an invalid course id");
}
$url = '/blocks/exaport/export_scorm.php';
$PAGE->set_url($url, ['courseid' => $courseid]);
if (!$confirm) {
block_exaport_print_header("importexport", "exportimportexport");
}
if (!defined('FILE_APPEND')) {
define('FILE_APPEND', 1);
}
function spch($text)
{
return htmlentities($text, ENT_QUOTES, "UTF-8");
}
function spch_text($text)
{
$text = htmlentities($text, ENT_QUOTES, "UTF-8");
$text = str_replace('&', '&', $text);
$text = str_replace('<', '<', $text);
$text = str_replace('>', '>', $text);
$text = str_replace('"', '"', $text);
return $text;
}
function titlespch($text)
{
return clean_param($text, PARAM_ALPHANUM);
}
function create_ressource(&$resources, $ridentifier, $filename)
{
// At an external ressource no file is needed inside resource.
$resource = &$resources->createChild('resource');
$resource->attribute('identifier', $ridentifier);
$resource->attribute('type', 'webcontent');
$resource->attribute('adlcp:scormtype', 'asset');
$resource->attribute('href', $filename);
$file = &$resource->createChild('file');
$file->attribute('href', $filename);
return true;
}
function &create_item(&$pitem, $identifier, $titletext, $residentifier = '', $id = null)
{
// At an external ressource no file is needed inside resource.
$item = &$pitem->createChild('item');
$item->attribute('identifier', $identifier);
$item->attribute('isvisible', 'true');
if ($id) {
$item->attribute('id', $id);
}
if ($residentifier != '') {
$item->attribute('identifierref', $residentifier);
}
$title = &$item->createChild('title');
$title->text($titletext);
return $item;
}
function export_file_area_name()
{
global $USER;
return "exaport/temp/export/{$USER->id}";
}
function export_data_file_area_name()
{
global $USER;
return "exaport/temp/exportdataDir/{$USER->id}";
}
function add_comments($table, $bookmarkid)
{
global $DB, $exportwpfile;
$commentscontent = '';
$conditions = array("itemid" => $bookmarkid);
$comments = $DB->get_records($table, $conditions);
$i = 1;
if ($comments) {
foreach ($comments as $comment) {
$conditions = array("id" => $comment->userid);
$user = $DB->get_record('user', $conditions);
if ($exportwpfile){
$commentscontent .= userdate($comment->timemodified) . " " . fullname($user, $comment->userid) . " " . $comment->entry . "\n";
}
else{
$commentscontent .= '
<div id="comment">
<div id="author"><!--###BOOKMARK_COMMENT(' . $i . ')_AUTHOR###-->' . fullname($user, $comment->userid) .
'<!--###BOOKMARK_COMMENT(' . $i . ')_AUTHOR###--></div>
<div id="date"><!--###BOOKMARK_COMMENT(' . $i . ')_TIME###-->' . userdate($comment->timemodified) .
'<!--###BOOKMARK_COMMENT(' . $i . ')_TIME###--></div>
<div id="content"><!--###BOOKMARK_COMMENT(' . $i . ')_CONTENT###-->' . spch_text($comment->entry) .
'<!--###BOOKMARK_COMMENT(' . $i . ')_CONTENT###--></div>
</div>';
}
$i++;
}
}
return $commentscontent;
}
function get_category_items($categoryid, $viewid = null, $type = null)
{
global $USER, $CFG, $DB;
$conditions = array();
if (strcmp($CFG->dbtype, "sqlsrv") == 0) {
$itemquery = "SELECT i.*" .
" FROM {block_exaportitem} i" .
($viewid ? " JOIN {block_exaportviewblock} vb ON cast(vb.type AS varchar(11))='item' " .
" AND vb.viewid=? AND vb.itemid=i.id" : '') .
" WHERE i.userid = ?" .
($type ? " AND i.type=?" : '') .
" AND i.categoryid = ?" .
" ORDER BY i.name desc";
} else {
$itemquery = "SELECT i.*" .
" FROM {block_exaportitem} i" .
($viewid ? " JOIN {block_exaportviewblock} vb ON vb.type='item' AND vb.viewid=? AND vb.itemid=i.id" : '') .
" WHERE i.userid = ?" .
($type ? " AND i.type=?" : '') .
" AND i.categoryid =?" .
" ORDER BY i.name desc";
}
if ($viewid) {
$conditions[] = $viewid;
}
$conditions[] = $USER->id;
if ($type) {
$conditions[] = $type;
}
$conditions[] = $categoryid;
return $DB->get_records_sql($itemquery, $conditions);
}
function get_category_files($categoryid, $viewid = null)
{
global $USER, $CFG, $DB;
$conditions = array();
if (strcmp($CFG->dbtype, "sqlsrv") == 0) {
$itemquery = "select " . ($viewid ? " vb.id as vbid," : "") . " i.*" .
" FROM {block_exaportitem} i" .
($viewid ? " JOIN {block_exaportviewblock} vb ON cast(vb.type AS varchar(11))='item' " .
" AND vb.viewid=? AND vb.itemid=i.id" : '') .
" WHERE i.userid = ?" .
" AND i.type='file'" .
" AND i.categoryid = ?" .
" ORDER BY i.name desc";
} else {
$itemquery = "select " . ($viewid ? " vb.id as vbid," : "") . "i.*" .
" FROM {block_exaportitem} i" .
($viewid ? " JOIN {block_exaportviewblock} vb ON vb.type='item' AND vb.viewid=? AND vb.itemid=i.id" : '') .
" WHERE i.userid = ?" .
" AND i.type='file'" .
" AND i.categoryid = ?" .
" ORDER BY i.name desc";
}
if ($viewid) {
$conditions[] = $viewid;
}
$conditions[] = $USER->id;
$conditions[] = $categoryid;
return $DB->get_records_sql($itemquery, $conditions);
}
function get_category_content(&$xmlelement, &$resources, $id, $name, $exportpath, $exportdir, &$identifier, &$ridentifier, $viewid,
&$itemscomp, $depth = 0){
global $USER, $CFG, $COURSE, $DB, $zip, $existingfilesarray, $exportwpfile;
// Index file for category.
$indexfilecontent = '';
$indexfilecontent .= create_html_header(spch($name), $depth + 1);
$indexfilecontent .= '<body>' . "\n";
$indexfilecontent .= '<div id="exa_ex">' . "\n";
$indexfilecontent .= '<h1>' . get_string("current_category", "block_exaport") . ': ' . spch($name) . '</h1>' . "\n";
if (!$exportwpfile) {
$indexfileitems = '';
// Subcategory links.
$cats = $DB->get_records_select("block_exaportcate", "userid=$USER->id AND pid='$id'", null, "name ASC");
if ($cats) {
$indexfilecontent .= '<h2>' . get_string("categories", "block_exaport") . '</h2>';
$indexfilecontent .= '<ul>';
foreach ($cats as $cat) {
$subdirname = mb_ereg_replace("([^\w\s\d\-_~,;\[\]\(\).])", '', $cat->name);
$subdirname = mb_ereg_replace("([\.]{2,})", '', $subdirname);
//wichtig
$indexfilecontent .= '<li><a href="' . $subdirname . '/index.html">' . $cat->name . '</a></li>';
}
$indexfilecontent .= '</ul>';
}
}
$bookmarks = get_category_items($id, $viewid, 'link');
$hasitems = false;
if ($bookmarks) {
$hasitems = true;
foreach ($bookmarks as $bookmark) {
if (block_exaport_check_competence_interaction()) {
// Begin.
$compids = block_exaport_get_active_compids_for_item($bookmark);
if ($compids) {
$competences = "";
$competencesids = array();
foreach ($compids as $compid) {
$conditions = array("id" => $compid);
$competencesdb = $DB->get_record(BLOCK_EXACOMP_DB_DESCRIPTORS, $conditions, $fields = '*',
$strictness = IGNORE_MISSING);
if ($competencesdb != null) {
$competences .= $competencesdb->title . '<br />';
array_push($competencesids, $competencesdb->sourceid);
}
}
$competences = str_replace("\r", "", $competences);
$competences = str_replace("\n", "", $competences);
$bookmark->competences = $competences;
$itemscomp[$bookmark->id] = $competencesids;
}
}
// End.
unset($filecontent);
unset($filename);
$filecontent = create_html_header(spch((fullname($USER, $USER->id))), $depth + 1);
$filecontent .= '<body>' . "\n";
$filecontent .= '<div id="exa_ex">' . "\n";
$filecontent .= ' <h1 id="header">' . spch(format_string($bookmark->name)) . '</h1>' . "\n";
$filecontent .= ' <div id="url"><a href="' . $bookmark->url . '"><!--###BOOKMARK_EXT_URL###-->' .
spch($bookmark->url) . '<!--###BOOKMARK_EXT_URL###--></a></div>' . "\n";
$filecontent .= ' <div id="description"><!--###BOOKMARK_EXT_DESC###-->' . spch_text($bookmark->intro) .
'<!--###BOOKMARK_EXT_DESC###--></div>' . "\n";
$filecontent .= add_comments('block_exaportitemcomm', $bookmark->id);
if (isset($bookmark->competences)) {
$filecontent .= '<br /> <div id="competences">' . $bookmark->competences . '<div>';
}
$filecontent .= '</div>' . "\n";
$filecontent .= '</body>' . "\n";
$filecontent .= '</html>' . "\n";
list ($resfilename, $filepath) = get_htmlfile_name_path($exportpath, $exportdir, $bookmark->name);
if (!$exportwpfile) {
$zip->addFromString( $filepath, $filecontent);
}
create_ressource($resources, 'RES-' . $ridentifier, $filepath);
create_item($xmlelement, 'ITEM-' . $identifier, $bookmark->name, 'RES-' . $ridentifier, $bookmark->id);
$indexfileitems .= '<li><a href="' . $resfilename . '">' . $bookmark->name . '</a></li>';
$identifier++;
$ridentifier++;
}
}
$files = get_category_files($id, $viewid);
if ($files) {
$fs = get_file_storage();
$hasitems = true;
foreach ($files as $file) {
if (block_exaport_check_competence_interaction()) {
$compids = block_exaport_get_active_compids_for_item($file);
if ($compids) {
$competences = "";
$competencesids = array();
foreach ($compids as $compid) {
$conditions = array("id" => $compid);
$competencesdb = $DB->get_record(BLOCK_EXACOMP_DB_DESCRIPTORS, $conditions, $fields = '*',
$strictness = IGNORE_MISSING);
if ($competencesdb != null) {
$competences .= $competencesdb->title . '<br />';
array_push($competencesids, $competencesdb->sourceid);
}
}
$competences = str_replace("\r", "", $competences);
$competences = str_replace("\n", "", $competences);
$file->competences = $competences;
$itemscomp[$file->id] = $competencesids;
}
}
unset($filecontent);
unset($filename);
$fsfiles = block_exaport_get_item_files($file);
if (!$fsfiles) {
continue;
}
$filelinks = '';
$j = 0;
foreach ($fsfiles as $ind => $fsfile) {
$i = 0;
$contentfilename = $fsfile->get_filename();
while (in_array($exportdir . $contentfilename, $existingfilesarray)) {
$i++;
$contentfilename = $i . '-' . $fsfile->get_filename();
}
$existingfilesarray[] = $exportdir . $contentfilename;
if (!$exportwpfile) {
$zip->addFromString($contentfilename, $fsfile->get_content());
}
$filelinks .= ' <div id="url-' . $j . '"><a href="../' . spch($contentfilename) . '"><!--###BOOKMARK_FILE_URL###-->' .
spch($contentfilename) . '<!--###BOOKMARK_FILE_URL###--></a></div>' . "\n";
$j++;
}
$filecontent = create_html_header(spch($file->name), $depth + 1);
$filecontent .= '<body>' . "\n";
$filecontent .= '<div id="exa_ex">' . "\n";
$filecontent .= ' <h1 id="header">' . spch($file->name) . '</h1>' . "\n";
$filecontent .= $filelinks;
$filecontent .= ' <div id="description"><!--###BOOKMARK_FILE_DESC###-->' . spch_text($file->intro) .
'<!--###BOOKMARK_FILE_DESC###--></div>' . "\n";
$filecontent .= add_comments('block_exaportitemcomm', $file->id);
if (isset($file->competences)) {
$filecontent .= '<br /> <div id="competences">' . $file->competences . '<div>';
}
$filecontent .= '</div>' . "\n";
$filecontent .= '</body>' . "\n";
$filecontent .= '</html>' . "\n";
list ($resfilename, $filepath) = get_htmlfile_name_path($exportpath, $exportdir, $file->name);
if (!$exportwpfile) {
$zip->addFromString($filepath, $filecontent);
create_ressource($resources, 'RES-' . $ridentifier, $filepath);
create_item($xmlelement, 'ITEM-' . $identifier, $file->name, 'RES-' . $ridentifier, $file->id);
$indexfileitems .= '<li><a href="' . $resfilename . '">' . $file->name . '</a></li>';
}
if ($exportwpfile) {
$itemArray=array();
$itemArray[] = get_category_items($id, $viewid, 'link');
$itemArray[] = get_category_items($id, $viewid, 'file');
$itemArray[] = get_category_items($id, $viewid, 'note');
$filecontent = '';
$filecontent = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";
$filecontent .= "<rss version=\"2.0\"\n";
$filecontent .= "xmlns:excerpt=\"http://wordpress.org/export/1.2/excerpt/\"\n";
$filecontent .= "xmlns:content=\"http://purl.org/rss/1.0/modules/content/\"\n";
$filecontent .= "xmlns:wfw=\"http://wellformedweb.org/CommentAPI/\"\n";
$filecontent .= "xmlns:dc=\"http://purl.org/dc/elements/1.1/\"\n";
$filecontent .= "xmlns:wp=\"http://wordpress.org/export/1.2/\">\n";
$filecontent .= "<channel>\n";
$filecontent .= "<title>" . spch(fullname($USER, $USER->id)). "</title>\n";
// Author
$filecontent .= "<wp:author>";
$filecontent .= "<wp:author_id>" . $USER->id . "</wp:author_id>\n";
$filecontent .= "<wp:author_login>" . "<![CDATA[".fullname($USER, $USER->id)."]]>" . "</wp:author_login>\n";
$filecontent .= "<wp:author_email>" . "<![CDATA[".$USER->email."]]>" . "</wp:author_email>\n";
$filecontent .= "<wp:author_display_name>" . "<![CDATA[".fullname($USER, $USER->id)."]]>" . "</wp:author_display_name>\n";
$filecontent .= "<wp:author_first_name>" . "<![CDATA[".$USER->firstname."]]>" . "</wp:author_first_name>\n";
$filecontent .= "<wp:author_last_name>" . "<![CDATA[".$USER->lastname."]]>" . "</wp:author_last_name>\n";
$filecontent .= "</wp:author>\n";
//items
foreach ($itemArray as $subArray) {
foreach ($subArray as $blabla) {
$filecontent .= "<wp:category>\n";
$filecontent .= "<wp:term_id>" . $id . "</wp:term_id>\n";
$filecontent .= "<wp:category_nicename>" . "<![CDATA[".spch($name)."]]>" . "</wp:category_nicename>\n";
$filecontent .= "</wp:category>\n";
$filecontent .= "<item>\n";
$filecontent.= "<title>" . "<![CDATA[".$blabla->name."]]>" . "</title>\n";
if (add_comments('block_exaportitemcomm', $blabla->id) != ''){
$filecontent .= "<content:encoded>" . "<![CDATA[<!-- wp:peregraph --> <p>" . add_comments("block_exaportitemcomm",$blabla->id) . "</p> <!-- wp:peregraph -->]]> " . "</content:encoded>\n";
}
if ($blabla->intro!= ''){
$filecontent .= "<description>" . "<![CDATA[" . spch_text($blabla->intro) . "]]>" . "</description>\n";
}
$filecontent.= "</item>\n";
}
}
$filecontent .= "</channel>\n";
$filecontent .= "</rss>";
$zip->addFromString('wordpress.xml', $filecontent);
$zipname = clean_param($USER->username, PARAM_ALPHANUM) . strftime("_%Y_%m_%d_%H%M") . ".zip";
$zipfile = $zip->filename;
$zip->close();
header('Content-Type: application/zip');
header('Content-Length: ' . filesize($zipfile));
header('Content-Disposition: attachment; filename="' . $zipname . '"');
readfile($zipfile);
unlink($zipfile);
exit;
}
$identifier++;
$ridentifier++;
}
}
$notes = get_category_items($id, $viewid, 'note');
if ($notes) {
$hasitems = true;
foreach ($notes as $note) {
if (block_exaport_check_competence_interaction()) {
$compids = block_exaport_get_active_compids_for_item($note);
if ($compids) {
$competences = "";
$competencesids = array();
foreach ($compids as $compid) {
$conditions = array("id" => $compid);
$competencesdb = $DB->get_record(BLOCK_EXACOMP_DB_DESCRIPTORS, $conditions, $fields = '*',
$strictness = IGNORE_MISSING);
if ($competencesdb != null) {
$competences .= $competencesdb->title . '<br />';
array_push($competencesids, $competencesdb->sourceid);
}
}
$competences = str_replace("\r", "", $competences);
$competences = str_replace("\n", "", $competences);
$note->competences = $competences;
$itemscomp[$note->id] = $competencesids;
}
}
unset($filecontent);
unset($filename);
$filecontent = '';
$filecontent .= create_html_header(spch($note->name), $depth + 1);
$filecontent .= '<body>' . "\n";
$filecontent .= '<div id="exa_ex">' . "\n";
$filecontent .= ' <h1 id="header">' . spch($note->name) . '</h1>' . "\n";
$filecontent .= ' <div id="description"><!--###BOOKMARK_NOTE_DESC###-->' . spch_text($note->intro) .
'<!--###BOOKMARK_NOTE_DESC###--></div>' . "\n";
$filecontent .= add_comments('block_exaportitemcomm', $note->id);
if (isset($note->competences)) {
$filecontent .= '<br /> <div id="competences">' . $note->competences . '<div>';
}
$filecontent .= '</div>' . "\n";
$filecontent .= '</body>' . "\n";
$filecontent .= '</html>' . "\n";
list ($resfilename, $filepath) = get_htmlfile_name_path($exportpath, $exportdir, $note->name);
$zip->addFromString($filepath, $filecontent);
create_ressource($resources, 'RES-' . $ridentifier, $filepath);
create_item($xmlelement, 'ITEM-' . $identifier, $note->name, 'RES-' . $ridentifier, $note->id);
$indexfileitems .= '<li><a href="' . $resfilename . '">' . $note->name . '</a></li>';
$identifier++;
$ridentifier++;
}
}
if ($hasitems) {
$indexfilecontent .= '<h2>' . get_string("listofartefacts", "block_exaport") . '</h2>';
$indexfilecontent .= '<ul>';
$indexfilecontent .= $indexfileitems;
$indexfilecontent .= '</ul>';
}
$indexfilecontent .= '</div>' . "\n";
$indexfilecontent .= '</body>' . "\n";
$indexfilecontent .= '</html>' . "\n";
$zip->addFromString($exportdir . 'index.html', $indexfilecontent);
return $hasitems;
}
function rekcat($owncats, $parseddoc, $resources, $exportdir, $identifier, $ridentifier, $viewid, $organization, $i, &$itemscomp,
$subdirname, $depth): bool
{
global $DB, $USER, $zip;
$return = false;
foreach ($owncats as $owncat) {
// Directory for category.
$newsubdir = '';
if ($owncat->id == 0 && $owncat->name == 'Root') {
// Root category.
$newsubdir = '';
} else {
$newsubdir = mb_ereg_replace("([^\w\s\d\-_~,;\[\]\(\).])", '', $owncat->name);
$newsubdir = mb_ereg_replace("([\.]{2,})", '', $newsubdir);
$zip->addEmptyDir($subdirname . $newsubdir);
if (substr($newsubdir, -1) != "/") {
$newsubdir .= "/";
}
}
if ($owncat->id == 0) {
// Ignore root virtual category.
$item = $organization;
} else {
$i++;
$item = &$parseddoc->createElement('item');
$item->attribute('identifier', sprintf('B%04d', $i));
$item->attribute('isvisible', 'true');
$itemtitle = &$item->createChild('title');
$itemtitle->text($owncat->name);
}
// Get everything inside this category:.
$mainnotempty = get_category_content($item, $resources, $owncat->id, $owncat->name, $exportdir, $subdirname . $newsubdir,
$identifier, $ridentifier, $viewid, $itemscomp, $depth);
$innerowncats = $DB->get_records_select("block_exaportcate", "userid=$USER->id AND pid='$owncat->id'", null, "name ASC");
if ($innerowncats) {
$value = rekcat($innerowncats, $parseddoc, $resources, $exportdir, $identifier, $ridentifier, $viewid, $item, $i,
$itemscomp, $subdirname . $newsubdir, $depth + 1);
if ($value) {
$mainnotempty = $value;
}
}
if ($mainnotempty) {
// If the main category is not empty, append it to the xml-file.
if ($owncat->id > 0) {
$organization->appendChild($item);
$ridentifier++;
$identifier++;
$i++;
};
$return = true;
}
}
return $return;
}
function create_xml_comps($itemscomp, $exportdir)
{
global $USER, $zip;
$parseddoc = new MiniXMLDoc();
$xmlroot = &$parseddoc->getRoot();
// Root-Element MANIFEST.
$manifest = &$xmlroot->createChild('manifest');
$manifest->attribute('identifier', $USER->username . 'Export');
$manifest->attribute('version', '1.1');
$manifest->attribute('xmlns', 'http://www.imsproject.org/xsd/imscp_rootv1p1p2');
$manifest->attribute('xmlns:adlcp', 'http://www.adlnet.org/xsd/adlcp_rootv1p2');
$manifest->attribute('xmlns:xsi', 'http://www.w3.org/2001/XMLSchema-instance');
$manifest->attribute('xsi:schemaLocation', 'http://www.imsproject.org/xsd/imscp_rootv1p1p2 imscp_rootv1p1p2.xsd
http://www.imsglobal.org/xsd/imsmd_rootv1p2p1 imsmd_rootv1p2p1.xsd
http://www.adlnet.org/xsd/adlcp_rootv1p2 adlcp_rootv1p2.xsd');
$items = &$manifest->createChild('items');
$items->attribute('default', 'DATA');
foreach ($itemscomp as $key => $values) {
$item = &$items->createChild('item');
$item->attribute('identifier', $key);
foreach ($values as $value) {
$comp = &$item->createChild('comp');
$comp->attribute('identifier', $value);
}
}
$zip->addFromString('itemscomp.xml', $parseddoc->toString(MINIXML_NOWHITESPACES));
}
if ($confirm) {
if (!confirm_sesskey()) {
error('Bad Session Key');
}
$exportdir = '';
// Put a / on the end.
if (substr($exportdir, -1) != "/") {
$exportdir .= "/";
}
// Create directory for data files.
if (!$exportwpfile) {
$exportdatadir = "data";
$zip->addEmptyDir($exportdatadir);
if (substr($exportdatadir, -1) != "/") {
$exportdatadir .= "/";
}
}
// Create directory for categories.
$categoriessubdirname = "categories";
$exportcategoriesdir = $exportdir . $categoriessubdirname;
$exportcategoriesdir = rtrim($exportcategoriesdir, '/') . '/';
$categoriessubdirname = rtrim($categoriessubdirname, '/') . '/';
if (!$exportwpfile) {
$zip->addEmptyDir($exportcategoriesdir);
}
// Copy all necessary files.
if (!$exportwpfile) {
$zip->addFromString('adlcp_rootv1p2.xsd', file_get_contents('files/adlcp_rootv1p2.xsd'));
$zip->addFromString('ims_xml.xsd', file_get_contents('files/ims_xml.xsd'));
$zip->addFromString('imscp_rootv1p1p2.xsd', file_get_contents('files/imscp_rootv1p1p2.xsd'));
$zip->addFromString('imsmd_rootv1p2p1.xsd', file_get_contents('files/imsmd_rootv1p2p1.xsd'));
$zip->addFromString('export_style.css', file_get_contents('files/export_style.css'));
}
$parseddoc = new MiniXMLDoc();
$xmlroot = &$parseddoc->getRoot();
// Root-Element MANIFEST.
$manifest = &$xmlroot->createChild('manifest');
$manifest->attribute('identifier', $USER->username . 'Export');
$manifest->attribute('version', '1.1');
$manifest->attribute('xmlns', 'http://www.imsproject.org/xsd/imscp_rootv1p1p2');
$manifest->attribute('xmlns:adlcp', 'http://www.adlnet.org/xsd/adlcp_rootv1p2');
$manifest->attribute('xmlns:xsi', 'http://www.w3.org/2001/XMLSchema-instance');
$manifest->attribute('xsi:schemaLocation', 'http://www.imsproject.org/xsd/imscp_rootv1p1p2 imscp_rootv1p1p2.xsd
http://www.imsglobal.org/xsd/imsmd_rootv1p2p1 imsmd_rootv1p2p1.xsd
http://www.adlnet.org/xsd/adlcp_rootv1p2 adlcp_rootv1p2.xsd');
// Our Organizations.
$organizations = &$manifest->createChild('organizations');
$organizations->attribute('default', 'DATA');
// Our organization for the export structure.
$descorganization = &$organizations->createChild('organization');
$descorganization->attribute('identifier', 'DATA');
$title = &$descorganization->createChild('title');
$title->text(get_string("personal", "block_exaport"));
// Our organization for the export structure.
$organization = &$organizations->createChild('organization');
$organization->attribute('identifier', 'PORTFOLIO');
// Our resources.
$resources = &$manifest->createChild('resources');
// Root entry in organization.
$title = &$organization->createChild('title');
$title->text(get_string("myportfolio", "block_exaport"));
$userdescriptions = $DB->get_records_select("block_exaportuser", "user_id = '$USER->id'");
$description = '';
if ($userdescriptions) {
foreach ($userdescriptions as $userdescription) {
$description = $userdescription->description;
if (strncmp($description, "<img", strlen("<img"))) {
$description = str_replace("@@PLUGINFILE@@/", "personal/", $description);
}
}
}
$filecontent = '';
$filecontent .= create_html_header(spch(fullname($USER, $USER->id)), 1);
$filecontent .= '<body>' . "\n";
$filecontent .= ' <div id="exa_ex">' . "\n";
$filecontent .= ' <h1 id="header">' . spch(fullname($USER, $USER->id)) . '</h1>' . "\n";
$filecontent .= ' <div id="description">' . $USER->country . '</div>' . "\n";
$filecontent .= ' <div id="description">' . $USER->city . '</div>' . "\n";
$filecontent .= ' <div id="description">' . $USER->email . '</div>' . "\n";
$filecontent .= '</div>' . "\n";
$filecontent .= '</body>' . "\n";
$filecontent .= '</html>' . "\n";
//wichtiggg
list ($profilefilename, $filepath) = get_htmlfile_name_path($exportdir, 'data/', fullname($USER, $USER->id));
$filepathtopersonal = $filepath;
$zip->addFromString($filepath, $filecontent);
create_ressource($resources, 'RES-' . $ridentifier, $filepath);
create_item($descorganization, 'ITEM-' . $identifier, fullname($USER, $USER->id), 'RES-' . $ridentifier);
$identifier++;
$ridentifier++;
// Categories.
// Virtual root category.
$owncat = new stdClass();
$owncat->id = 0;
$owncat->name = 'Root';
$owncats = array();
$owncats[] = $owncat;
$i = 0;
$itemscomp = array();
if ($owncats) {
rekcat($owncats, $parseddoc, $resources, $exportdir, $identifier, $ridentifier, $viewid, $organization, $i, $itemscomp,
$categoriessubdirname, 0);
}
// Save files, from personal information.
$fs = get_file_storage();
$areafiles = $fs->get_area_files(context_user::instance($USER->id)->id, 'block_exaport', 'personal_information', false, 'itemid, filepath, filename', false);
$areafilesexist = false;
foreach ($areafiles as $areafile) {
if (!$areafile) {
continue;
}
if (strcmp($areafile->get_filename(), ".") != 0) {
$zip->addEmptyDir("data/personal/");
$i = 0;
$contentfilename = $areafile->get_filename();
while (in_array("data/personal/" . $contentfilename, $existingfilesarray)) {
$i++;
$contentfilename = $i . '-' . $areafile->get_filename();
}
$existingfilesarray[] = $contentfilename;
$zip->addFromString("data/personal/" . $contentfilename, $areafile->get_content());
$areafilesexist = true;
}
}
// Main index.html.
//i think the if is not needed because withdirectory is not set anywhere
$filecontent = '';
$filecontent .= create_html_header(spch(fullname($USER, $USER->id)), 0);
$filecontent .= '<body>' . "\n";
$filecontent .= ' <div id="exa_ex">' . "\n";
$filecontent .= ' <h1 id="header">' . spch(fullname($USER, $USER->id)) . '</h1>' . "\n";
$filecontent .= ' <ul>' . "\n";
$filecontent .= ' <li><a href="' . $filepathtopersonal . '">' . get_string("explainpersonal", "block_exaport") .
'</a></li>' . "\n";
$filecontent .= ' <li><a href="' . $categoriessubdirname . 'index.html">' . get_string("myportfolio", "block_exaport") .
'</a></li>' . "\n";
if ($areafilesexist) {
$filecontent .= ' <li><a href="data/personal/">' . get_string("myfilearea", "block_exaport") . '</a></li>' . "\n";
}
$filecontent .= ' </ul>' . "\n";
$filecontent .= '</div>' . "\n";
$filecontent .= '</body>' . "\n";
$filecontent .= '</html>' . "\n";
// Save main index.html.
$zip->addFromString('index.html', $filecontent);
create_xml_comps($itemscomp, $exportdir);
$zip->addFromString('imsmanifest.xml', $parseddoc->toString(MINIXML_NOWHITESPACES));
$zipname = clean_param($USER->username, PARAM_ALPHANUM) . strftime("_%Y_%m_%d_%H%M") . ".zip";
// Return zip.
$zipfile = $zip->filename;
$zip->close();
header('Content-Type: application/zip');
header('Content-Length: ' . filesize($zipfile));
header('Content-Disposition: attachment; filename="' . $zipname . '"');
readfile($zipfile);
unlink($zipfile);
exit;
}
echo "<br />";
echo '<div class="block_eportfolio_center">';
if (strcmp($CFG->dbtype, "sqlsrv") == 0) {
$views = $DB->get_records('block_exaportview', array('userid' => $USER->id), 'cast(name AS varchar(max))');
} else {
$views = $DB->get_records('block_exaportview', array('userid' => $USER->id), 'name');
}
global $OUTPUT, $views, $courseid, $course;
echo $OUTPUT->box_start();
echo '<p>' . get_string("explainexport", "block_exaport") . '</p>';
echo '<form method="post" class="block_eportfolio_center" action="' . $_SERVER['PHP_SELF'] . '" >';
echo '<fieldset>';
echo '<div style="padding-bottom: 15px;">';
// Views.
if (block_exaport_feature_enabled('views')) {
echo get_string("exportviewselect", "block_exaport") . ': ';
echo '<select name="viewid">';
echo '<option></option>';
foreach ($views as $view) {
echo '<option value="' . $view->id . '">' . $view->name . '</option>';
}
echo '</select>';
}
echo ' </div>';
echo '<input type="hidden" name="confirm" value="1" />';
echo '<input type="submit" name="export" value="' . get_string("createexport", "block_exaport") . '" class="btn btn-primary"/> ';
//echo '<input type="submit" name="export-wp-file" value="' . "CREATE WP-File" . '" class="btn btn-primary"/>';
echo '<input type="hidden" name="sesskey" value="' . sesskey() . '" />';
echo '<input type="hidden" name="courseid" value="' . $courseid . '" />';
echo '</fieldset>';
echo '</form>';
echo '</div>';
echo $OUTPUT->box_end();
echo block_exaport_wrapperdivend();
echo $OUTPUT->footer($course);
function get_htmlfile_name_path($exportpath, $exportdir, $itemname)
{
global $existingfilesarray;
$filename = clean_param($itemname, PARAM_ALPHANUM);
$ext = ".html";
$i = 0;
if ($filename == "") {
$filepath = $exportdir . $filename . $i . $ext;
$resfilename = $filename . $i . $ext;
} else {
$filepath = $exportdir . $filename . $ext;
$resfilename = $filename . $ext;
}
if (in_array($exportpath . $filepath, $existingfilesarray)) {
do {
$i++;
$filepath = $exportdir . $filename . $i . $ext;
$resfilename = $filename . $i . $ext;
} while (in_array($exportpath . $filepath, $existingfilesarray));
}
$existingfilesarray[] = $exportpath . $filepath;
return array($resfilename, $filepath);
}
function create_html_header($title, $depthpath = 0)
{
$filecontent = '';
$depth = '';
for ($i = 1; $i <= $depthpath; $i++) {
$depth .= '../';
}
$filecontent .= '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"' .
' "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">' .
"\n";
$filecontent .= '<html xmlns="http://www.w3.org/1999/xhtml">' . "\n";
$filecontent .= '<head>' . "\n";
$filecontent .= ' <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />' . "\n";
$filecontent .= ' <title>' . $title . '</title>' . "\n";
$filecontent .= ' <link href="' . $depth . 'export_style.css" rel="stylesheet">' . "\n";
$filecontent .= '<!-- ' . get_string("exportcomment", "block_exaport") . ' -->';
$filecontent .= '</head>' . "\n";
return $filecontent;
}